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45results about How to "Not deflected" patented technology

Plane sealing type reversing valve

The invention discloses a plane sealing type reversing valve which belongs to hydraulic control valves and is used for the fluid switching of a plurality of channels and solving the problem that the reversing valves at present are relatively large in reversing operation force, bad in anti-pollution capacity, high in processing difficulty and high in cost. The plane sealing type reversing valve comprises a lower valve seat, a support seat, a sliding block, an upper valve seat, a fixed valve element, a disc spring, a floating valve element, a sleeve, a ball screw assembly, a connection threaded sleeve, a push rod and a gear motor. According to the plane sealing type reversing valve, plane sealing is used, and the small rotary gear motor with the ball screw assembly is used for linear driving to drive the sliding block to move straightly and control the reversing of the oil path. The plane sealing type reversing valve is simple in structure, convenient in interface form and good in manufacturability, is capable of reliably realizing the sealing of the entire life cycle and ensuring the reliable reversing of the hydraulic systems, is suitable for standard and serial production and suitable for the high-temperature high-pressure severe environments and working conditions such as petroleum and natural gas extraction, and can be used for the fluid control of various hydraulic systems.
Owner:HUAZHONG UNIV OF SCI & TECH

Commercial film sticking machine and pay film sticking method based on same

The invention discloses a commercial film sticking machine and a pay film sticking method based on the same. The commercial film sticking machine comprises a cabinet. A high-pressure gas source and arack are arranged in the cabinet. A structural platform is arranged on the rack and provided with mobile phone film bins, a comprehensive moving module, a film stripping module, a film positioning module, a mobile phone film sticking module, a controller and an operating panel. A grabbing module is arranged on the comprehensive moving module. The film stripping module is provided with an up-down clamping block and a clamping tip used for clamping a torn piece. A mobile phone tray is arranged on the mobile phone film sticking module. A payment QR code is displayed on the operating panel. A cloud server transmits a start command to the controller after receiving a payment signal, and a film sticking process is started after the controller receives the start command. The commercial film sticking machine can be arranged in a station or an airport, a consumer can stick film to a mobile phone through the commercial film sticking machine, demands of mobile phone consumers are met, and the requirement that floating personnel are forbidden to set up a stall at the station or the airport is also met.
Owner:无锡比利福智能科技有限公司

Assembly planetary carrier for wind power

The invention discloses a combined planetary carrier for wind power generation, jacketing an inner planetary carrier having connection plates with an outer planetary carrier having orifice plates, where each connection plate can be provided with torque transmission connection piece only in the middle and has annular bonding surface able to tightly cooperate with the connection piece , the inner and outer planetary carriers are interconnected through connection pieces, and fastened through fastening pieces, and after assembled, the inner and outer planetary carriers contact only on the annular bonding surface and the other parts are suspended in the air. Because the torque acts on the middles of the connection plates, the axes of planetary and central gears are always parallel mutually, and it largely prolongs the service life of planetary bearing and assuring the reliability of planetary gearing. The invention is especially applied to the occasion of variable torque input.
Owner:德阳东汽表面工程技术有限公司

Rubber track raw material treatment device

The invention relates to the field of rubbers, in particular to a rubber track raw material treatment device. The technical purpose to be achieved is to provide the rubber track raw material treatmentdevice. According to the technical scheme, the rubber track raw material treatment device comprises a separation treatment cabin, a rack connecting plate, an operation control screen, a supporting bottom foot table, an independent conveying belt, a precise feeding mechanism, an angle end separation mechanism, a supplementary mixing mechanism and a top connecting table plate. The separation treatment cabin is in bolted connection with the rack connecting plate. A wedge-shaped block raw rubber is limited in an auxiliary mode to accurately enter the position between two rollers of rubber mixingequipment, a wedge-shaped block tip raw rubber which cannot be subjected to rubber mixing treatment due to the fact that the width of the wedge-shaped block tip raw rubber is smaller than the gap between the two rollers of the rubber mixing equipment can be cut and separated from a body, a large raw rubber obtained after rubber mixing is separated, and a tip cutting separation part is subjected tosecondary supplementary mixing treatment.
Owner:山东珠琳智造股份有限公司

Ton bag sealing rope rubber tube cutting machine

The invention discloses a ton bag sealing rope rubber tube cutting machine. According to the technical scheme, the ton bag sealing rope rubber tube cutting machine is characterized by comprising a machine frame, a feeding device located on one side of the machine frame, a conveying device for conveying a rubber tube and a cutting device for cutting the rubber tube. A guide device is arranged between the feeding device and the conveying device, and comprises a guide pipe fixedly arranged on the machine frame, and the end, close to the feeding device, of the guide pipe is in a horn shape. The technical effects that the disc-shaped rubber tube in the feeding device is conveyed into the conveying device from the center position of the guide device, and the end of the cut rubber tube is vertical are achieved.
Owner:青岛平成集装袋有限公司

Efficient double rotation regeneration device for foundry used sand

The invention discloses an efficient double rotation regeneration device for foundry used sand. The efficient double rotation regeneration device for the foundry used sand comprises a vertically arranged sand cylinder, a rotating shaft arranged on the center axis of the sand cylinder, a first rotary motor coaxially connected to the top end of the rotating shaft, a transmission gear arranged at the position of the geometric center of the bottom of the sand cylinder, a second rotary motor in transmission cooperation with the transmission gear, and a sand cylinder support; first downwards-inclined crushing and stirring rods are arranged above the rotating shaft; the position, below the first crushing and stirring rods, on the rotating shaft is provided with spiral blades; the inner wall of the sand cylinder is provided with second downwards-inclined crushing and stirring rods; slide rails are arranged on the sand cylinder in a horizontal encircling manner; and slide grooves matched with the slide rails are arranged on the sand cylinder support. According to the efficient double rotation regeneration device for the foundry used sand, due to opposite rotation of the sand cylinder and the rotating shaft, the foundry used sand achieves sufficient friction, an inert membrane on the surface of the used sand is more effectively removed, the regeneration quality and efficiency of the used sand is improved, and regeneration of the used sand can be continuously performed.
Owner:绵阳易简环保科技有限公司

Leakless plane type pure water electrohydraulic change valve

The invention discloses a kind of no leakage and pure water flat electro-hydraulic directional control valve. A king valve cover is in the heart of the king valve and flat king valve core compacted by a spring lies in the cavity of axial of the king valve body; on the upper of king valve body there is a water inlet and a water outlet connected by the king valve's channel; in the king valve there is a sensitive cavity connected with electromagnetic ball valve by tunnels; a valve port damper installed at the valve entrance of electromagnetic ball valve matches with the sensitive cavity of king valve in order to control the flow velocity of fluid and reduce directional strike at the same time diverting fast. The invention adopt flat king valve core set on the packing force of the king valve cover and increase dramatically valve covers, adopt direct seal to realize zero leakage; divert fast and steadily through matching the sensitive cavity of king valve with the damper at the entrance of the electromagnetic ball valve; not change the structure of the king valve and only change structural form of electromagnetic ball valve in order to have different functions and fit to work under conditions of middle and high pressure water medium.
Owner:ZHEJIANG UNIV

Lead delay element rotary cutter

The invention provides a lead delay element rotary cutter which comprises a rotary cutting assembly, a feeding detection mechanism, a horizontal and vertical straightening mechanism, a tensioning device, a linear (or disc type) wire inlet platform and an industrial personal computer which are all arranged on a worktable. A lead delay cord is driven by the feeding detection mechanism which is driven by a stepping motor and straightened by the straightening mechanism, passes a hollow lead delay cord fixing shaft of the rotary cutting assembly and then butts against the rotary cutting position, a high-accuracy coder detects required cutting length information and then sends instructions to rotary cutting blades, a rotary cutting cylinder arranged on the rotary cutting assembly pushes the rotary cutting blades to radially move towards the axis of the lead delay cord fixing shaft to cut off the lead delay cord, and rotary cutting is completed. The radially symmetrically arranged rotary cutting blades and rotary cutting riding wheels simultaneously apply force in the axis direction on the circumference of the lead delay cord, radial thrust in all directions is offset, the section of a cut lead delay element is level and does not deform, U-shaped section cannot be formed, and product scraps are few.
Owner:HUNAN NANLING IND EXPLOSIVE MATERIAL CO LTD

Insulating frame cutting and splicing device for washing machine and processing method of insulating frame cutting and splicing device

The invention discloses an insulating frame cutting and splicing device for a washing machine and a processing method thereof, and relates to the technical field of washing machine frameworks, the insulating frame cutting and splicing device comprises a chassis and a fixing assembly, a conveying motor is fixedly connected to the upper left of the chassis, a full gear is arranged on the left of a half gear, and a push block is fixedly connected to the surface of a conveying belt; through openings are symmetrically formed in the left side and the right side of the storage bin, a limiting groove is formed in the left portion of the cross beam, a bottom frame is fixedly connected to the lower portion of the hydraulic rod, a mold cavity is formed in the lower portion of the bottom frame, a mold plate is connected into the mold cavity in an embedded mode, and the fixing assemblies used for fixing the mold plate are arranged on the left side and the right side of the front portion of the bottom frame. An anti-scalding grip is fixedly connected to the front portion of the template, and a material guide plate is fixedly connected to the upper portion of the middle of the base plate. According to the cutting and splicing device for the insulating frame for the washing machine and the processing method of the cutting and splicing device, compared with an existing common cutting and splicing device, different faces of the frame can be sequentially cut and spliced, and the processing efficiency is improved.
Owner:盐城立德塑业有限公司

Plate strength detection device for constructional engineering

The invention discloses a plate strength detection device for constructional engineering, and relates to the technical field of constructional engineering equipment. The plate strength detection device for constructional engineering comprises a plate bearing device, the plate bearing device comprises a bearing table, supporting legs are fixedly connected to the four corners of the lower surface ofthe bearing table, a fixed baffle is fixedly connected to the left end of the rear side of the upper surface of the bearing table, and a supporting base is arranged on the front side of the bearing table; a first spring telescopic rod is fixedly connected to the upper end of the rear side face of the supporting base, a first connecting block is fixedly connected to the rear side face of the firstspring telescopic rod, and an inclined plate is fixedly connected to the rear side face of the first connecting block. Therefore, problems that when most existing building board strength detection devices are used, only clamping and fixing of a single size can be achieved after the size is adjusted at a time, the clamping and fixing size needs to be frequently adjusted for boards of different sizes and thicknesses, and therefore the strength detection work efficiency is greatly reduced are solved.
Owner:占天胜

Flexible laryngeal mask with locating guide core and using method thereof

The invention discloses a flexible laryngeal mask with a locating guide core and a using method thereof. The flexible laryngeal mask comprises a laryngeal mask body, the locating guide core and a disposable transparent protection sleeve; the laryngeal mask body comprises a ventilating pipe and a cover body communicated with the ventilating pipe, and the locating guide core can be placed in the ventilating pipe; the locating guide core comprises a flexible mirror body with adjustable radian; a limit assembly capable of fixing and clamping the flexible mirror body and the ventilating pipe is arranged on the flexible mirror body; in the using process, the flexible mirror body with the outer portion sleeved with the disposable transparent protection sleeve is inserted in the ventilating pipe and placed in the pharynx oralis along with the laryngeal mask body, and relative displacement is not generated between the flexible mirror body and the ventilating pipe through the limit assembly. Theflexible laryngeal mask has the advantages that whether or not the contact between the ventilating pipe and the flexible mirror body is close is controlled by the limit assembly, the force transmission is improved, the success rate and quality of first-time placing of the flexible laryngeal mask can be significantly improved, and it can be ensured that the whole process is visible.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY

Grabbing device of segment erector

The invention relates to the technical field of pipe piece erectors for tunneling, in particular to a pipe piece erector grabbing device which comprises a grabbing beam, a first driving mechanism for driving a rotating shaft to rotate and a pressing disc located below the grabbing beam. A second driving mechanism for driving the pressure plate to move up and down is connected between the pressure plate and the grabbing beam; the rotating shaft comprises a rotating rod penetrating through the pressing disc, the lower end of the rotating rod is provided with a grabbing head which penetrates through an insertion opening in the duct piece, stretches into a grabbing cavity of the duct piece and rotates, the grabbing head is located below the pressing disc, and the grabbing head is provided with a stopping face which is arranged upwards and matched with the upper cavity wall of the grabbing cavity in a stopping mode. The pressing disc is provided with a pressing face which is arranged downwards and used for pressing the segment surface and is matched with the stopping face to clamp the segment. Automatic operation can be achieved, the duct piece bolt does not need to be screwed into a duct piece bolt hole manually, the duct piece bolt does not need to be hung on a lifting appliance manually, efficiency is higher, and the safety of workers can be guaranteed.
Owner:CHINA RAILWAY ENGINEERING EQUIPMENT GROUP CO LTD

Clamping device of injection head of continuous string coiled tubing

The invention relates to an injection head device of a continuous string coiled tubing, which comprises clamping cylinders, tensioning cylinders, drive sprocket wheels, saddle shaped clamping blocks and chains. A cylinder head and a piston rod head of three pairs of clamping cylinders of the device are respectively connected through a shaft, a bearing bracket which can rotate on the shaft is arranged on each shaft, a sliding block is respectively arranged on both ends of the shaft, a bearing frame body which can rotate on a pin roll is respectively arranged on two end of each bearing bracket through the pin roll, and a clamping bearing which can rotate on the pin roll is respectively arranged on each bearing frame body through the pin roll. A plurality of clamping bearings are separated into three parts relatively independent, a clamping mechanism is separately controlled by three sets of clamping cylinders respectively, so that when the injection head goes up and down the continuous string coiled tubing, the upper clamping cylinder, the middle clamping cylinder and the lower clamping cylinder can sequentially load pressure or unload pressure. As a result, the clamping force can concentrate on the three parts so as to ensure that when the continuous string coiled tubing is clamped, strong clamping force can be generated, and the loading force is balanced without deflection and can be easily aligned with the well head. Therefore, the invention solves the technical problem of difficult alignment with the well head during operation of the continuous string coiled tubing operation device for quite a long time.
Owner:中石化四机石油机械有限公司 +1

Heat setting machine with intelligent oil control system

The invention relates to the technical field of heat setting machines, and discloses a heat setting machine with an intelligent oil control system. The heat setting machine comprises a bottom plate; the upper surface of the bottom plate is fixedly provided with a lower pressing block; the upper surface of the bottom plate is fixedly connected with guide columns located on the two sides of the lower pressing block; the upper surface of the bottom plate is fixedly connected with supporting columns located on the two sides of each guide column; a top plate is fixedly connected to the tops of the supporting columns; a hydraulic cylinder penetrating through the top plate is fixedly installed in the middle of the top plate; a movable plate is fixedly connected to the bottom of the hydraulic cylinder; the two sides of the movable plate are slidably connected with the guide columns; and an upper pressing block is fixedly installed at the bottom of the movable plate. According to the invention, heat conduction liquid is heated through a heating wire in a heating pipe, so that heat of the whole upper pressing block is uniformly conducted, the temperatures of all positions of the upper pressing block are the same, the hot setting quality of a hat is guaranteed, meanwhile, the energy consumption can be reduced, and pollution gas is not generated.
Owner:无锡市信文机械制造有限公司

Ventilating device of window type air conditioner

A ventilating device of a window type air conditioner includes: a ventilating hole formed in a partition that connects the room portion with the outdoor portion of the air conditioner; a first lever which moves forward and backward in the discharge grill and the room portion; a lever guide portion that prevents the first lever from being deviated when the first lever is moved forward and backward, maintaining the horizontal state of the first lever; a damper on the back end portion of the first lever that opens and closes the ventilating hole with the forward / backward movement of the first lever; and a second lever which is formed on the front end of the first lever and is received in the room portion of the body during the shipment of the product, but is rotated in a straight line with the first lever, by an artificial force, to be exposed to the exterior of a front panel in the front end portion thereof, after installation of the product.
Owner:INTELLECTUAL DISCOVERY CO LTD

A hydraulic bolt lifting device

A hydraulic bolt lifting device comprises a movable ring beam (2), a fixed ring beam (7) and a pile fixing frame (9), wherein the pile fixing frame (9) is connected with the upper end of the fixed ring beam (7) through connecting supports (8), the fixed ring beam (7) is connected with one end of each supporting rod (6) through a hinging shaft, the other end of each supporting rod (6) is hinged to a corresponding outer side telescopic end of a double-extend-out oil cylinder (4), the middle of the double-extend-out oil cylinder (4) is fixed to the movable ring beam (2) located under the double-extend-out oil cylinder (4) through an oil cylinder connecting plate (3), and the outer side telescopic ends of the double-extend-out oil cylinder (4) are respectively connected with the upper end of a sliding support (5). The hydraulic bolt lifting device is reasonable in structure, can ascend and descend through the successive coordinated motions of the movable ring beam and the fixed ring beam, the double-extend-out oil cylinder and a motion assembly of the double-extend-out oil cylinder are adopted, so that the hydraulic bolt lifting device operates stably and reliably, a platform will not incline and can be corrected itself even when inclination occurs, and the lifting efficiency is high.
Owner:WUHAN MARINE MACHINERY PLANT

Double-face sealing rear oil seal tool

The invention provides a double-sealed rear oil seal tool, and belongs to the technical field of tools. The double-face sealing rear oil seal tool comprises a tool assembly and a buffering assembly. An impact part is fixed to one side of a press-fitting part, a circular groove is formed in the other side of the press-fitting part, a transition fillet is formed in the edge of the circular groove, and a limiting ring sleeve is concentrically fixed to the bottom of the circular groove; one end of a first elastic part is connected with a sliding sleeve, and the other end of the first elastic part is fixedly connected with the impact part; and oil seal after double-face sealing is arranged at the head of the press-fitting part, the impact part is fixed to one side of the press-fitting part, then the impact part is beaten through a steel hammer, the limiting ring sleeve is used for limiting, and the press-fitting part can be obtained after beating in place; the edge of the circular groove is provided with the transition fillet, so that the transition fillet is increased, stress is dispersed, and the service life is prolonged; and the circular groove is formed in the other side of the press-fitting part, the limiting ring sleeve is concentrically fixed to the bottom of the circular groove, and the outer diameter of the limiting ring sleeve is matched with the inner diameter of the oil seal.
Owner:GUANGXI YUCHAI MASCH CO LTD

Slitting machine for glass product

The invention discloses a slitting machine for a glass product, wherein the rear side of a machine table is further provided with a roller supporting mechanism, a lateral locating mechanism and a longitudinal uploading mechanism; a sucker moving mechanism comprises mounting battens for mounting suckers, and the bottoms of the mounting battens located at two sides are provided with pressing platesextending towards the outer side; and the lateral locating mechanism comprises a locating rotating shaft rotatably mounted at the rear side of the machine table, the locating rotating shaft is fixedlyprovided with a rotating flat plate and an L-shaped locating mounting plate, the rotating flat plate extends towards the inner side of the slitting machine, and the L-shaped locating mounting plate extends towards the outer side of the slitting machine, the pressing plates press against the rotating flat plate to make the locating rotating shaft rotate when the mounting battens are descended, theend of the L-shaped locating mounting plate is fixedly provided with a lateral locating assembly, and a locating surface of the lateral locating assembly is parallel to the rotating flat plate. By using the slitting machine, the transverse location of glass can be realized during automatic feeding in glass cutting, so that locating steps are reduced, and the slitting machine is not easily affected by faults of an inductor.
Owner:安徽大河镜业有限公司

Flame center controllable coal pulverizing system mill dislocation pulverized coal pipeline arrangement structure

The invention discloses a flame center controllable coal pulverizing system mill dislocation pulverized coal pipeline arrangement structure which comprises a plurality of double-inlet and double-outlet coal mills, pulverized coal pipelines and a tangential boiler. Pulverized coal burners are arranged at corner areas of the tangential boiler along the height direction in a layered manner, each double-inlet and double-outlet coal mill is provided with a first discharging port and a second discharging port, the first discharging ports are connected with the pulverized coal burners at the corner areas of the tangential boiler at the same height through the pulverized coal pipelines, the second discharging ports are connected with the pulverized coal burners at the corner areas of the tangential boiler at the same height through the pulverized coal pipelines, and the first discharging port and the second discharging port of at least one double-inlet and double-outlet coal mill are connectedwith two layers of non-adjacent pulverized coal burners in the height direction of the corner areas of the tangential boiler through the pulverized coal pipelines. According to the structure, a flamecenter in the boiler cannot deflect some corner of a hearth when any coal mill is started and stopped, the elevation of the flame center of the tangential boiler is basically changed, flexible dispatching requirements of a rapid lifting load are met, and the fullness degree of a flame in the hearth is improved.
Owner:苏州吉杰电力科技有限公司

A kind of lead extension body rotary cutting machine

The invention provides a lead delay element rotary cutter which comprises a rotary cutting assembly, a feeding detection mechanism, a horizontal and vertical straightening mechanism, a tensioning device, a linear (or disc type) wire inlet platform and an industrial personal computer which are all arranged on a worktable. A lead delay cord is driven by the feeding detection mechanism which is driven by a stepping motor and straightened by the straightening mechanism, passes a hollow lead delay cord fixing shaft of the rotary cutting assembly and then butts against the rotary cutting position, a high-accuracy coder detects required cutting length information and then sends instructions to rotary cutting blades, a rotary cutting cylinder arranged on the rotary cutting assembly pushes the rotary cutting blades to radially move towards the axis of the lead delay cord fixing shaft to cut off the lead delay cord, and rotary cutting is completed. The radially symmetrically arranged rotary cutting blades and rotary cutting riding wheels simultaneously apply force in the axis direction on the circumference of the lead delay cord, radial thrust in all directions is offset, the section of a cut lead delay element is level and does not deform, U-shaped section cannot be formed, and product scraps are few.
Owner:HUNAN NANLING IND EXPLOSIVE MATERIAL CO LTD

Prefabricated rubber runway and laying device thereof

The invention relates to the technical field of prefabricated rubber runways, and in particular relates to a prefabricated rubber runway and a laying device thereof. The invention provides the following scheme aiming at the problems of single structure and low laying efficiency of a rubber runway in the prior art: the prefabricated rubber runway comprises a wear-resistant layer, a breathable layer, a buffer layer and a rubber bottom layer, and the wear-resistant layer, the breathable layer, the buffer layer and the rubber bottom layer are sequentially distributed from top to bottom. The prefabricated rubber runway is reasonable in structure and easy to operate, the prefabricated rubber runway can provide good protection for sports of sportsmen, the prefabricated rubber runway can be laid very conveniently, the laying efficiency is greatly improved, and the prefabricated rubber runway is easy to apply and popularize.
Owner:武汉绿中行塑胶材料有限公司

A cutting machine for glass products

The invention discloses a slitting machine for glass products, wherein the back side of the machine table is further provided with a roller support mechanism, a side positioning mechanism and a longitudinal film loading mechanism. The bottoms of the mounting strips on both sides are installed with pressing plates that protrude toward the outside. The side positioning mechanism includes a positioning shaft that is rotatably installed on the rear side of the machine table. The positioning shaft is fixedly installed with a rotating plate and an L-shaped. Positioning and mounting plate, the rotating flat plate protrudes toward the inside of the slitting machine, the L-shaped positioning mounting plate protrudes toward the outside of the slitting machine, and the pressing plate presses against the rotating flat plate when the mounting strip is lowered The positioning shaft rotates, and a side positioning assembly is fixedly installed at the end of the L-shaped positioning and mounting plate, and the positioning surface of the side positioning assembly is parallel to the rotating plate. The invention can realize the lateral positioning of the glass during automatic feeding of glass cutting, reduces the positioning steps, and is not easily affected by the failure of the sensor.
Owner:安徽大河镜业有限公司

Injection mold for gear-shifting armrest box of commercial vehicle

The invention discloses an injection mold for a gear-shifting armrest box of a commercial vehicle. The injection mold comprises a frame; the inner surface of the top part of the frame is fixedly connected with a hydraulic cylinder; the lower surface of the hydraulic cylinder is provided with a hydraulic rod; the bottom end of the hydraulic rod is fixedly connected with a mounting plate; the lowersurface of the mounting plate is fixedly connected with a top mold plate; the inner surface of the bottom part of the frame is fixedly connected with a bottom mold plate; the outer walls of the two sides of the mounting plate are each fixedly connected with a guide plate; the interior of each guide plate is slidably connected with a guide rod; a groove is formed in the upper surface of the bottommold plate; a rectangular groove is formed in the bottom mold plate; and the interior of the rectangular groove is slidably connected with a movable plate. The injection mold is simple in design and convenient to operate, can discharge a material in the groove, improves the discharging efficiency, and can further exerts the limiting effect on the mounting plate, so that the mounting plate cannot deflect.
Owner:湖北金农丰实业有限公司

Clamp for clamping rear cover of electric generator

The invention discloses a clamp for clamping a rear cover of an electric generator. The clamp comprises a fixed plate, a first air cylinder is arranged on one side of the fixed plate, and the output end of the first air cylinder penetrates through one end of the fixed plate to be perpendicularly connected with a movable plate; four sets of first connecting rods are rotatably connected to the side,close to the fixed plate, of the movable plate; second connecting rods are rotatably connected to the ends, away from the movable plate, of the four sets of first connecting rods; the ends, away fromthe first connecting rods, of the second connecting rods are rotatably connected with the fixed plate; U-shaped rods are perpendicularly connected to the two ends of the side, away from the first connecting rods, of the movable plate correspondingly; and openings of the U-shaped rods face the movable plate. According to the clamp for clamping the rear cover of the electric generator, the structure is simple, design is reasonable, clamping of the rear cover through an upper clamping plate and a lower clamping plate is realized by utilizing extending and retracting of a second air cylinder, a suction cup and a positioning column are utilized to position the rear cover, the balance of the rear cover is kept, grabbing and positioning of the rear cover are realized quickly and stably, and themachining efficiency and precision are ensured.
Owner:佛山杰致信息科技有限公司

A bendable laryngeal mask with a positioning guide core and its application method

The invention discloses a bendable laryngeal mask with a positioning guide core and a use method thereof, comprising a laryngeal mask body, a positioning guide core and a disposable transparent protective cover; the laryngeal mask body includes a ventilation tube and a mask connected with it body, the positioning guide core can be placed into the ventilation tube; the positioning guide core includes a bendable mirror body with adjustable bending arc; a limit assembly that can fix the bendable mirror body and the ventilation tube is provided on the bendable mirror body When in use, the flexible mirror body with a disposable transparent protective cover is inserted into the ventilation tube, and placed in the mouth and pharynx along with the laryngeal mask, and the limiting component can prevent relative displacement between the flexible mirror body and the ventilation tube. The advantage of the present invention is that the tightness of the contact between the ventilation tube and the flexible mirror body is controlled by the limit assembly, which improves the force conduction, not only can significantly improve the success rate and insertion quality of the flexible laryngeal mask for the first time, but also Can ensure full visibility.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY

Automatic security door with door leaf weight balance structure

The invention relates to an automatic security door with a door leaf weight balance structure, and relates to the field of automatic security doors. On the basis of an original security door, a rotaryshaft and a supporting arm are additionally arranged, two ends of the supporting arm are separately connected with the rotary shaft and a door leaf, pull force generated during the rotation of the supporting arm forms counterclockwise torque which is equal to clockwise torque generated by the weight center of the door leaf and counteracts each other so as to ensure that the door leaf is not deflected, and the balance state of an open fan composed of a moving column and the door leaf in the process of opening and closing is ensured; and the structure enables the external driving force needed when the door leaf moves to the left and right to be less, the structure is simpler, the manufacturing, installation, debugging and maintenance are more convenient, and the cost is lower.
Owner:金杰

Mother-son type electronic anti-counterfeit label structure

The invention relates to the technical field of anti-counterfeit labels, further discloses a mother-son type electronic anti-counterfeit label structure. The structure comprises a working box, a working opening is formed in the upper surface of the working box, a fixing plate covers the upper surface of the working box, first elastic springs are fixedly connected to the four corners of the bottomside wall of an inner cavity of the working box, an auxiliary plate is fixedly connected to the other end of the first elastic spring, and a limiting device is arranged in the first elastic spring. The mother-son type electronic anti-counterfeit label structure comprises a main body and an auxiliary body, a damping rotating shaft, a collecting shaft, a limiting plate, a protection plate, an auxiliary plate, an auxiliary shaft group, a first elastic spring and a limiting device are matched; the electronic anti-counterfeit label structure can be fixed to a certain extent, and the electronic anti-counterfeit label structure can be conveniently attached to the outer surface of an external object by a worker under the matching action of the fixed plate, the auxiliary groove, the movable plate,the cut-off knife plate, the movable shaft, the connecting plate, the control plate, the sliding block, the sliding rail and the second elastic spring.
Owner:广州时莱科技有限公司

Non-deforming cutting product

The invention discloses a non-deforming cutting product which comprises a product body. The non-deforming cutting product is characterized in that the product body comprises a vertical portion and a transverse portion mutually connected, long edge distance of the transverse portion is 7-12 times of short edge distance, a bottom end face of the vertical portion is connected with a transverse connection material, and a vertical connection material is arranged on a front end face of the transverse portion. The length of a connection face of the vertical connection material connected with the transverse portion is longer than that of the front end face of the transverse portion. The length of a connection face of the transverse connection material connected with the vertical portion is longer than that of the bottom end face of the vertical portion. The non-deforming cutting product solves the problem that since a common overall cutting method is used by a product in the prior art, the long edge of the product is easily caused to deform during cutting, the long edge inclines or bends, and overall quality of the product is affected, and therefore, by the aid of the non-deforming cutting product, the long edge does not deform after being cut, and overall quality of the product is better guaranteed.
Owner:KUNSHAN JIZHICHENG MOLD
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