63results about How to "Act as a fastening" patented technology

The invention discloses a silicon steel sheet punching machine for production of a fan motor rotor. The silicon steel sheet punching machine comprises an upper top plate, a base, a stamping mechanism, a feeding box body and a discharging box body, wherein a main hydraulic cylinder is arranged on the upper top plate, at least two lifting hydraulic cylinders are arranged on the bottom surface of the upper top plate and connected onto the top surface of the base via a piston rod, a punching processing table is arranged at the center of the top surface of the base and fixedly connected onto the base via a limitation rod, a stamping through hole is formed in the center of the punching processing table, a buffer mechanism is arranged in the stamping through hole, the feeding box body and the discharging box body are respectively arranged at the two sides of the base, and feeding positioning devices are arranged on the top surfaces of the feeding box body and the discharging box body. The silicon steel sheet punching machine is simple in structure and has high practicability, continuous transmission of silicon steel sheets can be fulfilled, and the transmission efficiency of the silicon steel sheets is improved; and moreover, the punching process of the silicon steel sheets with different sizes and types can be met, the silicon steel sheets after being punched are automatically stacked and formed, and the production process of the rotor is simplified.

The present invention relates to a mould for implementing water base slurry gel injection moulding process. The present invention is characterized by that its core mould is composed of pressure cover and mould core, said mould core and said pressure cover are made into one body. Said mould core is mounted in internal cavity of external mould, said mould core and internal cavity of external mould are formed into an annular channel, the antisticking coating layer is respectively applied on the surface of mould core and internal cavity of external mould, the pressure cover is fixedly connected with the external mould, on the pressure cover is set a slurry inlet communicated with said annular channel. Said external mould is formed from two symmetrically-arranged half-moulds, the lower end of the external mould is placed in the seat cover.

The invention discloses a tool positioning-clamping mechanism for a milling machine, which comprises a tool (1), a tool shank (3) and a pull bar (4). The tool shank (3) is partially contained in a machine spindle (5) and fixed to the same, the tool shank (3) is provided with a center hole (3.1), the tool (1) is nested into the center hole (3.1), the pull bar (4) is contained in the center hole (3.1), one end of the pull bar (4) is connected with the tool shank (3) and axially limited, the other end of the pull bar (4) is fixedly connected with the tool (1), and accordingly the tool (1) is fixedly connected with the machine spindle (5). The connection way is higher in connection rigidity than the original Morse taper connection way, connection is more stable, and clamping is better. When the machine spindle is in high-speed rotation, the tool is more stable in rotation and less apt to fall from the spindle, and safety factor is higher.

The invention relates to the technical field of ecological restoration, in particular to a side slope vegetation ecological restoration method, which includes the following steps: S1. cleaning the side slope by using an excavator to remove original weeds, leveling the top end of the side slope and leveling the side slope; S2. after the step S1 is completed, constructing a soil retaining dike at the lower end of the side slope; S3. after the step S2 is completed, digging planting holes at the top end of the side slope, then digging planting holes on the side slope, and then placing triangular frame bodies in the holes; S4. after the step S3 is completed, digging cherry trees planted in the planting holes at the top end of the side slope, planting dawn redwood in the frame bodies, and digging planting holes on a flat belt and planting Chinese holly in the planting holes; and S5. after the seedling planting is completed, watering and fertilizing at the top end of the side slope, the sideslope and the flat belt, and then planting tall fescue. The method has the characteristics of preventing soil loss and landslide.

The invention relates to the technical field of cleaning devices, and in particular, discloses a blind hole cleaning device. The blind hole cleaning device comprises a shell, a cylinder, a heating device, a first piston, an automatic reciprocating cylinder, an automatic reciprocating cylinder switching device, a cleaning brush, a second piston, a spring and a pocket. The shell is provided with a first opening and a second opening; the cylinder communicates with the upper side of the shell; a heating device is arranged on the outer wall of the cylinder; the first piston is slidingly matched inthe shell, and is connected with a handle extending outside the shell; the automatic reciprocating cylinder is arranged in the shell, and an output shaft thereof is opposite to the first opening; thecleaning brush is arranged on the output shaft; the automatic reciprocating cylinder switching device is arranged on the handle; one end of the spring is connected with the shell, and the other end isconnected with the second piston; the second opening is formed in the connecting place of the spring, in a natural state, with the second piston; and the pocket is provided. The blind hole cleaning device can efficiently clean blind holes and lengthen the cleaning effect, and can be widely used for cleaning the blind holes in pipe inner walls.

The invention belongs to the civil aviation logistics application field, and particularly relates to an airport luggage high-speed conveying and sorting system. The system comprises a track part, a dynamic sorting device and a luggage high-speed conveying tray; the luggage high-speed conveying tray is used for conveying the luggage on the track part, and the dynamic sorting device is used for carrying out high-speed sorting on the luggage; the track part comprises a straight track, a turning conveyor, at least one section of rapid shunting conveying device and at least one section of rapid confluence conveying device; and a supporting wheel device capable of realizing rapid dismounting and mounting is arranged on the track part. According to the system, high-speed conveying and sorting ofthe airport luggage can be realized; and the whole system is rearranged, a conveying part and a luggage sorting part in the system are mainly improved, so that the speed of conveying the luggage of the whole system can be up to 10 m / s, the stability of the luggage sorting part in the system during tipping is improved, so that the safety and stability when the luggage is conveyed and tipped can beguaranteed on the premise that the system guarantees that the luggage can be conveyed at a high speed.

The invention belongs to the technical field of medical instruments and particularly relates to an ICU concentrator. The ICU concentrator comprises a body, concentrating positions, buckles, fixing bands and a through hole. The concentrating positions are located on the outer edge of the body and are concave inwards by different radians. The fixing buckles are arranged on the two sides of the body. The fixing bands are arranged on the buckles. The through hole is formed in the middle of the body. A clamping position is arranged on the through hole and is an inward protrusion. The number of the concentrating positions is large, the concentrating positions are used for fixing wires in the concentrating positions, and the situation that the wires are loose is avoided. Special installing is not needed, the ICU concentrator can be fixed when tied to the surface of an instrument through bands or pasted to the surface of an object, the positions are flexible and changeable, and the ICU concentrator can be used on many occasions. The through hole or the pasting buckles can be selected. Common clamping strips in the current market can be used in the ICU concentrator completely, the clamping strips can be shorn off when being not needed, use is easy and convenient, a magnet or double-faced adhesive tape is used for fixing, removing and locating are easy, use is convenient and fast, and the cost is low.

The invention provides the bicycle dynamoelectric equipment including several magnets, electricity supply coil group, accumulator and the dynamo, the bell, characterized in that several magnets via the magnetizer circling the axle are fixed on the same circle of the rung equidistantly, the polarity of the neighbor magnet reverses, the electrical output coil group is fixed on the vehicle frame corresponding to the magnet, the clearance between the electrical output coil group and the magnet is 5-7mm, the output end of he electrical output coil group connects accumulator via the commutating bridge, the accumulator connects the dynamo and the bell via lock linkage switch. Because of several magnets wholly fixed on the same circle of the rung via magnetizer, there are clearance between the magnet and electrical output coil group and the integrate magnet loop is formed, so it is assured that the turn of the rung produces the sufficient current and no friction, we mounts a lock linkage switch controlled by the lock of the vehicle in the output electrical loop of the accumulator, so locking the vehicle can shut the power supply of the dynamo and the bell, contrarily it can turn the power supply circuit, so it has many merits: without superfluity work, saving the electrical energy, using conveniently and choiceness performance.

The invention discloses a fixing frame for installation of a building curtain wall. The fixing frame comprises a wall body and a fixing frame body. Fasteners penetrate through the fixing frame body inan upper-and-lower symmetry mode, and fastening bolts are arranged on the left side and the right side of each fastener. Installation plates are symmetrically arranged on the left side of the fixingframe body and located on the outer sides of the fasteners, clamping grooves are formed in the left sides of the installation plates, and damping springs are arranged in the middles of inner cavitiesof the clamping grooves. Through the arrangement that through holes are formed in the curtain wall body in an upper-and-lower symmetry mode, locking bolts are movably connected to the through holes, and bolt holes are formed in the fasteners, the locking bolts are connected with the bolt holes, the effect of fastening the curtain wall body is conveniently achieved, and the curtain wall body is prevented from falling down. Through the arrangement of the clamping grooves and the damping springs, the rigid contact between the curtain wall body and the fixing frame body in the installation processis avoided, the collision and the loss, caused in the construction process, of the curtain wall body are reduced, the usage functionality of the fixing frame for installation of the building curtainwall is greatly improved, the using effect and the usage benefit of the fixing frame are guaranteed, and the fixing frame for installation of the building curtain wall is suitable for being widely popularized.

The invention discloses a hard alloy reamer bit which is formed by connecting a drill body and a drill handle. The hard alloy reamer bit is characterized in that an S-shaped cutter and a front cutter are arranged on the drill body; the drill handle is of a cylindrical structure; a locating groove is formed in the drill handle and close to the tail end of the drill handle. The front cutter, the S-shaped cutter and a chip removing groove are effectively combined, in work, the front cutter is in contact with a workpiece, then the S-shaped cutter conducts cutting, the drilling strength of the S-shaped cutter is reduced, the S-shaped cutter is protected, the service life of the drill bit is prolonged, the drilling efficiency is high, and the chip is smoothly removed.

The invention relates to the technical field of motor-assisted machinery, in particular to a shock-absorbing base for a motor, including a base, a groove, a curved surface fixing plate, a supporting spring, a first fixing frame, a fixing rod, a rotating rod, a second fixing frame, a screen Plate, sieve hole, universal wheel, storage groove and shock absorbing strip, the groove is opened on the top of the base, and the curved surface fixing plate and supporting spring are arranged in the groove, the groove and the curved surface fixing plate are connected by the supporting spring, and the first fixed There are 4 frames and they are respectively fixed on the edge of the upper surface of the base. There are 2 fixed rods and they are respectively fixed on the right angles of the upper surface of the base. The invention is easy to install and disassemble. The addition of universal wheels makes the device more convenient. The handling and moving of the staff, the increase or decrease of the number of shock-absorbing strips can be applied to the vibration of the motor in different situations, and get rid of the limitation of the shock-absorbing effect of the original shock-absorbing device, and have strong practicability.

The invention discloses a detachable doorsill transition device of a cruise ship. The device comprises a frame body, a fixing device used for fixing the frame body, and an auxiliary device is used for extending the frame body. The invention aims to provide the doorsill transition device which is used on the cruise ship, is detachable, extensible and reasonable in structure, and is suitable for more occasions.

The invention discloses a drill. The drill is formed by a drill handle, a drill body and a drill tip. The drill is characterized in that the drill tip is located at one end of the drill body, the drill tip and the drill body are of an integrated structure, the drill body is connected with the drill handle through an internal thread and an external thread, four semicircular strip-shaped grooves are formed in the periphery of the cylindrical drill handle, a fastening effect is achieved because of groove design, and the embedded drill handle can effectively prevent the drill from sliding off from an installing machine. The drill body is of a stepped conical structure, and the diameter of the drill body gradually decreases from the bottom end to the tip end. Thus, holes of different diameters can be drilled, the drill does not need to be replaced frequently, time is saved, and work efficiency is improved. Two symmetrical chip removal grooves are formed in the drill body of the stepped conical structure, so that accumulation of discharged chips is reduced in the chip removal process, and the problem that the drill cannot run normally is avoided. The drill tip is of a conical structure, so that the stress surface is reduced, drilling strength is enhanced, and hard objects are easily drilled through the drill tip.

The invention discloses a bamboo joint removal device for bamboo product processing and relates to the technical field of bamboo product processing. The bamboo joint removal device for bamboo productprocessing comprises a substrate, wherein the other end of the upper end of the substrate is movably connected to a motor, one side of the motor is connected to one end of a rotary shaft, the other end of the rotary shaft penetrates through a supporting column and is fixedly connected to the middle of one side of a first mounting disc, the other side of the first mounting disc is fixedly connectedto one side of a second mounting disc, a first groove is formed in the middle of the second mounting disc, a fixed part is arranged in the first groove, an inner bamboo joint knife handle is fixedlyconnected to the middle of the fixed part, and the other end of the inner bamboo joint knife handle is fixedly connected to one end of the inner bamboo joint knife. According to the bamboo joint removal device for bamboo product processing, by arranging the inner bamboo joint knife handle and the fixed part which are matched with each other, the bamboo joint removal device plays roles of being firmly fixed and conveniently detached; by forming the first groove, the fixed part and a fixed part limiting block, bamboos of any inner diameters can be processed; by arranging a limiting bolt, the bamboo joint removal device can play a role of fixing the fixed part.

The invention discloses a novel auger bit. The novel auger bit is formed by connecting a drill handle and a drill body. The novel auger bit is characterized in that the structure of the drill body is composed of a drill point and a main drill body in an integrated forming mode; the main drill body is formed in the manner that an 8-shaped drill body front end part with the small diameter and an 8-shaped drill body rear end part with the large diameter are integrally formed in the same axis, wherein the two ends of the 8-shaped drill body front end part with the small diameter are straight end faces, and the two ends of the 8-shaped drill body rear end part with the large diameter are straight end faces; a horizontal S-shaped main cutter is arranged on the drill body front end part along the 8-shaped part, a horizontal S-shaped auxiliary cutter is arranged on the drill body rear end part along the 8-shaped part, the drill handle is of a fine and long cylinder structure, and a positioning groove is formed in the position, close to the end, of one end of the drill handle. According to the novel auger bit, the drill point, the main cutter, the auxiliary cutter and a chip removal structure are effectively combined, three-level drilling and one-time forming are achieved, chip removal is smooth, and the smoothness of the drilling cut face is achieved.

The invention discloses a metal fastener for nuclear power and belongs to the technical field of fasteners. The metal fastener for nuclear power comprises an outer screw. A hexagonal nut is arranged at the top end of the outer screw, an inner screw is arranged in the outer screw, a straight slot is formed in the front surface of the outer screw, a chute is formed in the inner wall of the outer screw, and the inner screw penetrates the inner side of the hexagonal nut and is connected to an upper nut. By arranging a lower cross keyway, the lower nut, the inner screw, the outer screw, the upper nut, an upper cross keyway, the upper nut and the hexagonal nut, when nuclear power equipment needs to be fastened, the lower cross key way is rotated by using a cross screwdriver to drive the lower nut to rotate and insert the inner screw into the outer screw. When the top end of the inner screw is higher than the hexagonal nut, the upper cross key way is rotated by using the cross screwdriver todrive the upper nut to lock the inner screw and the hexagonal nut, so that the problem that the fastener is not connected firmly is solved effectively.

The invention discloses a novel drill having a cooling housing. The novel drill having the cooling housing is composed of a drill handle and a drill body which are connected together. The novel drill having the cooling housing is characterized in that the drill body is composed of a drill bit and a drill body main body which are formed in a whole body, a cooling liquid through hole is disposed in the drill and through the transversal central line, the diameter of the cooling liquid through hole is 0.5 to 1 mm, and the front end of the drill bit is provided with a filer screen. The drill body main body is composed of a drill body front end portion and a drill body rear end portion which are coaxially formed in a whole body, the drill body front end portion has two straight end faces and are 8-shaped, and the drill body rear end portion has two straight end faces and are 8-shaped. The drill handle is a long and thin cylinder, and one end, close to the end portion, of the drill handle is provided with a positioning groove. The drill can be cooled, and chippings cannot jam the cooling liquid through hole through cooperation of the cooling liquid through hole and the filter screen.

The invention discloses a tractor pedestal welding tool. The tractor pedestal welding tool comprises bottom plates, a front part supporting base, a rear part supporting component, a side surface fixing device and a top part fixing device, wherein the front part supporting base, the rear part supporting component, the side surface fixing device and the top part fixing device are arranged on the bottom plates; the front part supporting base can bear the front part of a tractor pedestal and can also be abutted against an upright base in front of a tractor; the rear part supporting component is a plurality of adapting devices which can be abutted against the rear surface of the tractor; the side surface fixing device is in the form of a plurality of fixing blocks which are fixed to the left side and the right side of the surface of the bottom plates to limit the bottom plates on the two sides of the tractor pedestal; the top part fixing device is in the form of a plurality of cover plates and is abutted against the top surface of the tractor. A plurality of positioning devices in the tractor pedestal welding tool are accurate in positioning, and each supporting component can fasten each surface of the tractor pedestal, so that the manufactured tractor pedestal can better satisfy specification, and the compactness among parts of the tractor pedestal is higher. The tractor pedestal welding tool is simple and convenient to use, operation of workers is benefited, and time and labor are saved.

The invention discloses a connector, comprising a body and a welding material attached to the body and used to weld the connector on a connected object. The body is an insulating board. The connected object is a circuit board. The welding material is a conductive material, and is distributed on an upper surface, a lower surface and / or sides of the insulating board. The insulating board is provided with vias in which the welding material is also attached. Parts of the sides of the insulating board with the welding material are provided with concave surfaces or convex surfaces. The body is provided with extension arms on which the welding material is attached to increase faces of weld. The invention also discloses an electronic device including the above connector. The connector of the above scheme is easy in manufacturing process and low in cost, and is suitable to be used as connectors of various circuit boards. The connector not only provides electrical connection, but also has an effect of fastening on the circuit boards. Surfaces of the connected circuit boards can be perfectly disposed in a same horizontal plane, and the circuit boards are not easy to deform.

The invention discloses a stainless-steel high-speed drill bit which is formed by connecting a drill handle and a drill body. The stainless-steel high-speed drill bit is characterized in that the drill body is integrally formed by a drill body front end portion with two ends to be 8-shaped bodies with straight end faces and a drill body thing-in-itself of a cylindrical structure on a same axis, a main cutting knife and an S-shaped cutting knife are arranged on the drill body front end portion, the drill handle is of a lathy hexahedron, and a positioning groove is formed in a position, close to the end, at one end of the drill handle. The stainless-steel high-speed drill bit effectively combines the main cutting knife, the S-shaped cutting knife and a chip groove which are made by stainless steel, two-stage drilling and one-time forming are realized, the stainless-steel high-speed drill bit is smooth in chip removal, and service life of the drill bit is prolonged.

The invention discloses a matching structure of a rim outer frame and a tire. The rim outer frame comprises two side annular walls and an outer frame bottom connected with the two side annular walls.The tire comprises a tread part, a tire side part and a tire lip part. The inner wall of each of the two side annular walls is provided with at least two protrusion parts continuously and annularly distributed around the inner wall of the corresponding side annular wall. Grooves matched with the protrusion parts on the two side annular walls are formed in the tire lip part of the tire. By the adoption of the matching structure, the traditional mode that a fixing rope is used for fastening the tire and the rim is abandoned, the structure that the protrusion parts are arranged on the inner wallsof the two side annular walls of the rim outer frame is adopted, the protrusion parts are embedded in the grooves of the tire lip part of the tire to achieve the fastening effect, through the arrangement, the situation that the fixing rope rubs against the tire and thus the tire lip part is split can be effectively prevented, the fastening effect between the tire and the rim is further guaranteed, and a tire falling phenomenon is effectively prevented.

The invention relates to the technical field of a cable and particularly relates to a high-altitude high-toughness tear-resistant cable. The cable includes a first guide core, wherein the first guidecore is externally wrapped in a first wrapping layer, the first wrapping layer is externally wrapped in a second guide core, the second guide core is externally wrapped in a second wrapping layer, thesecond wrapping layer is externally wrapped in a third guide core, the third guide core is externally wrapped in an insulation layer, the insulation layer is externally fixedly connected with a toughlayer, the tough layer is externally fixedly connected with a tear-resistant layer, the tear-resistant layer is externally fixedly connected with a tensile resistant layer, the tensile resistant layer is externally pasted with a weather resistant layer, and a thickness ratio of the weather resistant layer to the tensile resistant layer is 1:2. The invention further provides a high-altitude high-toughness tear-resistant cable production process. The high-altitude high-toughness tear-resistant cable is advantaged in that cable toughness and tear-resistant capability are improved, and the service life is prolonged.

The invention discloses a protective cover for a copper bar terminal and an application method of the protective cover. The protective cover comprises fixed covers, a sliding cover, charged locking mechanisms and circuit breaker control mechanisms, wherein the fixed covers are fixed at two ends of a copper bar; the inner sides of the fixed covers are movably connected with the sliding cover; the sliding cover is pushed away and then locked by locking devices; an A-phase charge indicator, a B-phase charge indicator and a C-phase charge indicator are fixed in the middle of the front end of the sliding cover; one charged locking mechanism is fixed at the lower part in each fixed cover; and one circuit breaker control mechanism is fixed at the right end of each fixed cover. The sliding cover and the fixed covers are opened in a sliding manner and can be locked after being opened. The sliding cover and the fixed covers are made of insulating engineering plastic and can well protect the charged copper bar. The circuit breaker control mechanisms control a copper bar circuit breaker to prevent an electric shock accident; and the protective cover is high in safety performance and suitable for protection of the copper bar terminal and has a good development prospect.

The invention discloses a pilotless automobile convenient for driving in snowfields. The pilotless automobile includes a passenger compartment and a vehicle body chassis; the top part of the passengercompartment is provided with a fixing rack; the top part of the fixing rack is provided with a laser range finder; the top part of the inner cavity of the passenger compartment is provided with a camera; the inner cavity of the passenger compartment is provided with a computer; the outer side of the passenger compartment is provided with vehicle doors; the inner cavity of the vehicle body chassisis provided with wheels; the inner cavities of the wheels are provided with aluminum rings; the inner cavities of the aluminum rings are provided with driving shafts; the outer sides of the wheels are provided with anti-slip bands; and the outer sides of the anti-slip bands are provided with convex rubber blocks and non-slipping blocks. The pilotless automobile enhances the tightness of non-slipmats and the wheels by increasing the friction of the wheels, and the antivibration performance of the wheels can be enhanced as well, and therefore, the pilotless automobile can be driven in snowfields as conveniently as on common ground.

The invention discloses a backpack for traveling with a camera. The first shoulder strap and the second shoulder strap are fixed on one side of the bag body, and one end of the first shoulder strap is fixed with a power supply bag, and the power supply bag includes a bag body and a cap body , the bag body and the cap body are movably connected by a zipper, one side of the bag body is provided with a first opening, the first connecting strap and the second connecting strap are fixed between the first shoulder strap and the second shoulder strap, the first connecting strap The second connection belt includes a belt body and a double-ring buckle. The two ends of the belt body are fixedly connected with the first shoulder strap and the second shoulder strap respectively. The belt body is divided into two parts, and the two parts are connected through the double-ring buckle. The device storage bag is fixed in the middle of the first connecting belt, the top of the camera device storage bag is fixed with a zipper, and the second opening is located on the side of the camera device storage bag close to the power storage bag. This travel backpack has simple structure and functions Diverse, can shoot and record the environment during travel at any time, reducing the burden on the hands of travelers.

The invention relates to the technical field of bearing seats, in particular to an anti-overheating self-lubricating bearing seat. The anti-overheating self-lubricating bearing seat comprises a bottom plate, wherein a main body mechanism is arranged on the bottom plate, a fastening mechanism is arranged in the main body mechanism, a placement mechanism is arranged on the bottom plate, a protection mechanism is arranged on the bottom plate, a storage mechanism is arranged on the main body mechanism, and a lubricating mechanism is arranged on the storage mechanism. Through the cooperation of the storage mechanism and the lubricating mechanism, the interior of the bearing seat can be automatically and quantitatively lubricated at any time conveniently during operation, and a mounting shell of the bearing seat does not need to be disassembled; the fastening mechanism is arranged in the main body mechanism, so that a fastening effect on a mounting bolt on a bearing seat shell is conveniently achieved, and the situation that the mounting bolt is loosened due to vibration is reduced; the protection mechanism is arranged on the bottom plate, so that the main body mechanism is conveniently shielded and protected, dust attached to the main body mechanism is reduced, and the abrasion degree of the main body mechanism and a bearing in a running process is reduced.