119results about How to "Avoid hard impact" patented technology

An exercise belt for a treadmill is provided having a modified surface that simulates natural ground terrain for the purpose of strengthening the muscles of the exerciser's ankles. The modified surface is produced by regions of variable effective thickness which may be protrusions or attached pads of varied shape, thickness, hardness and spacing. In another aspect, a kit is provided having a large number of pads of varied shape, thickness and hardness adhesively attachable to the belt.

The invention relates to an assembly line mechanism, which comprises a feeding assembly line mechanism, a first assembly line mechanism, a second assembly line mechanism and a discharge assembly line mechanism which are connected in sequence; the feeding assembly line mechanism is used for feeding; the first assembly line mechanism can be used for stopping a carrier, and the carrier stops moving; scanning is performed through a bar-code scanner, and the number of an electronic part on the carrier is recorded; the second assembly line mechanism can be used for separating the carrier from conveying belts and stopping the carrier moving forward, and after being lifted, the carrier can be kept level; then, the part is put on the carrier through a mechanical arm, and after the part is put, a pressure plate of a pressure mechanism is driven under the drive of a drive air cylinder and a lift air cylinder to press the part, and detection is performed on the part; after the detection is finished, the pressure mechanism shifts out, a push rod retreats, and the carrier goes on moving forward for transportation until the discharge of the discharge assembly line mechanism. According to the assembly line mechanism disclosed by the invention, all sections of assembly lines are separately arranged, and operation can be performed on a product at each work section; the assembly lines of the assembly line mechanism are steady in operation, and are convenient for performing the operation on the part.

The invention relates to a component height difference detecting device. Material is fed in a material feeding assembly line mechanism, and a first assembly line mechanism is capable of blocking a carrier and scanning a serial number of a component through a bar-code scanner; the component is driven by a manipulator to move to the position of a CCD mechanism and to take a picture, and the component position is calibrated; a second assembly line mechanism is capable of separating the carrier from a conveyer belt and blocking the forward movement of the carrier, and the carrier is capable of maintaining level after the carrier is lifted up; the component is placed on the carrier through the manipulator, a material pressing mechanism is driven by a driving air cylinder and a lifting air cylinder to drive a material pressing plate to press the component after the component is placed, a detecting counterpoint mechanism is driven by the manipulator and is transported to the position above the component, a height difference between the component and the datum on the carrier is detected, and after the height difference is detected, the material pressing mechanism is moved out, a mandril is retreated, and the carrier is continuously transported forward to a material discharging assembly line mechanism for material discharging. The component height difference detecting device is used for detecting the height difference on small components of electronic products, the height difference can be confirmed, and the next step of operation is prepared.

A centrifugal pendulum in a torsional vibration damper of a drive train of a motor vehicle with a pendulum flange rotating about a rotation axis and several pendulum masses distributed over the circumference, disposed on the latter in a manner capable of swinging. When the internal combustion engine of the drive train induces massive rotational irregularities resulting from high vibration angles in these arrangements, the pendulum masses can be deflected more strongly relative to the pendulum flange and strike the provided swing motion limits. To prevent hard hits of the pendulum masses on the pendulum flanges, it is proposed to dampen the impact areas by hydraulic means and hence to achieve a soft impact.

The invention relates to a new type of electric power outlet cabinet, which includes a bracket and an outer cabinet body. An inner cabinet body is nested in the outer cabinet body. The bottom wall of the inner cabinet body is connected to the bottom wall of the outer cabinet body through a plurality of telescopic rods. There are spiral shock-absorbing springs, the upper part of the vertical outer wall of the inner cabinet is distributed with inner cooling holes, the lower part of the vertical outer wall of the outer cabinet is distributed with outer cooling holes, and the upper part of the vertical outer wall of the inner cabinet is provided with A plurality of universal balls, the inner and outer cabinet doors are respectively provided on the front side walls of the inner and outer cabinets, and a plurality of inner and outer outlet holes are respectively provided on the rear side walls of the inner and outer cabinets. A plurality of partitions, the partitions are provided with partition through holes, the lower surface of the top wall of the outer cabinet is provided with a rubber layer, and the lower surface of the bottom wall of the inner cabinet is respectively provided with a vibration sensor, a microcontroller and an alarm. structure, the present invention has good ventilation and heat dissipation performance, and can also effectively prevent electric components from being subjected to hard impacts.

The invention relates to a locking device for an adjustable steering column for a motor vehicle, wherein the locking device has a cam bracket having at least one cam arranged in a fixed manner thereon and at least one mating cam bracket having at least one mating cam arranged in a fixed manner thereon and at least one stop. The cam bracket and the mating cam bracket are arranged so as to be rotatable relative to each other around an axis of rotation, and the cam of the first cam bracket interacts with the mating cam of the mating cam bracket upon rotation of the cam bracket and mating cam bracket relative to each other around the axis of rotation in order to generate a stroke in the longitudinal direction of the axis of rotation. The locking device has at least one dampening body which has at least one elastically deformable material that is softer than the cam bracket and the stop, wherein the cam bracket, upon rotation of the cam bracket and the mating cam bracket relative to each other around the axis of rotation, contacts the stop in a stop position in such a way that the dampening body is positioned therebetween.

The invention relates to a locking device for an adjustable steering column for a motor vehicle, wherein the locking device has a cam bracket having at least one cam arranged in a fixed manner thereon and at least one mating cam bracket having at least one mating cam arranged in a fixed manner thereon and at least one stop. The cam bracket and the mating cam bracket are arranged so as to be rotatable relative to each other around an axis of rotation, and the cam of the first cam bracket interacts with the mating cam of the mating cam bracket upon rotation of the cam bracket and mating cam bracket relative to each other around the axis of rotation in order to generate a stroke in the longitudinal direction of the axis of rotation. The locking device has at least one dampening body which has at least one elastically deformable material that is softer than the cam bracket and the stop, wherein the cam bracket, upon rotation of the cam bracket and the mating cam bracket relative to each other around the axis of rotation, contacts the stop in a stop position in such a way that the dampening body is positioned therebetween.

The invention discloses a gas steel cylinder and a power equipment heavy duty multi-purpose automatic transport building climbing machine. The large bearing capacity of a caterpillar is utilized effectively by adopting a crawler mechanism as the execution way of climbing a building, a cushioning pad can effectively absorb bumps and vibrations caused by the advancing process of climbing the building and avoid the impact of rigid impact on the steel cylinder, and the safety of the steel cylinder in the building climbing transportation process is improved. Heating plates are arranged on the cushioning pad, and the temperature can be regulated and set according to the actual different ambient temperature to ensure the temperature of the steel cylinder is maintained at room temperature. The heating plates also have the function of covering and fixing the steel cylinder, combining with a fixing part, the reliable fixation of the steel cylinder can be achieved, slippage and collision of the steel cylinder in the building climbing transportation process are avoided, so that the advancing stability is enhanced. Namely, through the combination of the reliable fixation, buffer support and temperature control of the cylinder, the safety of the cylinder transportation is improved greatly, and using functional requirements of the climbing building transportation of the cylinder are met.

The invention relates to a novel security lamp. The novel security lamp comprises a lampholder. An LED lamp body is arranged on the lampholder and comprises an LED driving plate and an LED lightening part. A heat insulation board is arranged on the LED driving plate and provided with the LED lightening part, and the LED lightening part is in electric connection with the LED driving plate. The lampholder is further provided with a plurality of telescopic rods. The top ends of the telescopic rods are connected to the bottom end of the LED driving plate. Each telescopic rod is sleeved with a spiral spring. A barrel is arranged outside the LED lamp body. A transparent lampshade is arranged at the top end of the barrel, and the barrel comprises an inner layer body and an outer layer body. Inner heat emission holes are evenly distributed in the upper portion of the inner layer body. Outer heat emission holes are evenly distributed in the lower portion of the outer layer body. A temperature sensor, a humidity sensor, a microcontroller and a fan are further arranged in the part, located below the LED driving plate, of the barrel. Through the adoption of the structure, the novel security lamp has good ventilation and heat emission performance, and the lamp body is further prevented from being subjected to hard impact effectively, accordingly the usage performance is greatly promoted, and the service life is greatly prolonged.

The invention discloses a packaging bag edge sealing device. The packaging bag edge sealing device is matched with a cam mechanism and comprises edge sealing components, two rotary arms and two buffer mechanisms. Each rotary arm is pivotally connected on a frame and is divided into an abutting portion and a clamping portion, each clamping portion is assembled with one sealing component, the cam mechanism drives the two abutting portions to drive the two clamping portions to harmoniously rotate to open or close; each buffer mechanism is arranged on one abutting portion and comprises a rotating block and an elastic component, one end of the rotating block is pivotally connected on the abutting portion, the other end of the rotating block contacts with the cam mechanism, the cam mechanism is arranged between the two rotating blocks, and the elastic components elastically push the rotating blocks along the direction close to the cam mechanism. Each edge sealing component comprises a first sealing block and a second sealing block which are mutually separated, and the first sealing block and the second sealing block are crossly mounted on the clamping portions in a manner that an included angle therebetween can be adjusted. The packaging bag edge sealing device can improve edge sealing quality of packaging bags and prolong the service lives of the same.

The invention relates to a cradle cabinet for a pull-type radar electronic device, comprising: a cabinet body, a sliding frame assembly, track beams and a cradle, wherein the front side of the cabinetbody is provided with an accommodating cavity with an open end, the upper and lower ends of the sliding frame assembly are respectively slidably connected with track beams, the track beams are fixedly connected to the vertical side wall of the accommodating cavity, and the cradle is hinged with the front end of the sliding frame assembly. When the sliding frame assembly slides along the track beams, the cradle may be pumped back and forth by pulling in the cabinet body and rotate around the front end of the sliding frame assembly. The invention solves the contradiction between the large cradle depth and the smaller cabinet width of the conventional rotating shaft fixed cradle cabinet, and reduces the square space occupied by the overall cabinet. The cradle motion form of the pull-type andhinge-type rotation makes the overall structure compact with no maintaining dead angle, has strong system openness, and greatly utilizes the internal space of the cabinet.

A central buffer coupling device comprises a housing (1) and a damper cartridge (5, 5', 5''). The damper cartridge includes a cylinder component (6) and a hollow piston (8) guided axially in the cartridge; the damper cartridge further includes a hydraulic damping unit having a working chamber (20), the working chamber is connected to an overfall chamber (19) through a throttle flow path, the overfall chamber is disposed in the hollow piston (8) and is separated from an elastic chamber (18) by a separating piston (17); the working chamber (20) is connected to a balance chamber (27) through a flow path having an asymmetry throttle device (D), the changing trend of the balance chamber is reverse with the changing trend of the cubage of the working chamber, the resistance that the asymmetry throttle device applies to the damping medium flowing from the balance chamber to the working chamber is larger than the resistance for the reverse flow of the damping medium; the asymmetry throttle device is connected in series with a throttle valve in the flow path for connecting the working chamber and the overfall chamber.

The invention discloses a powder spreading device for an SLM type metal 3D printer. The device comprises a powder spreading mechanism and a powder spreading driving mechanism, wherein the powder spreading mechanism is arranged on a bottom plate of a forming chamber, and the powder spreading driving mechanism is used for driving the powder spreading mechanism to move so as to lay metal powder in aforming cylinder of the forming chamber, wherein the powder spreading mechanism comprises a cantilever, a scraping plate and a scraping piece; and the scraping plate and the scraping piece are arranged in parallel, the scraping plate is parallel to the length direction of the scraping piece, and the bottom of the scraping piece is steel sheet strips which are densely arranged; the powder spreadingmechanism further comprises a first adjusting mechanism and a second adjusting mechanism, wherein the first adjusting mechanism is used for adjusting the height of the scraping plate, and the secondadjusting mechanism is used for adjusting the height of the scraping piece. According to the powder spreading device, metal powder with poor quality can be laid, hard collision between the scraping plate and impurities in the metal powder can be prevented in the powder spreading process, and therefore the scraping plate is protected.

The invention discloses an anti-collision road sign. The anti-collision road sign comprises a road sign body and an upright post, a flange is firmly connected with the upper part of the upright post and firmly connected with a cylindrical support rod, threads are formed in one end of the support rod, a roller capable of rotating around the center of the support rod sleeves the middle of the support rod, and the road sign body is firmly connected with an external round shell body of the roller through a connecting block. The anti-collision road sign is protected from the hard collision of an ultrahigh truck, is protected from the damage due to collision, enables the service life of the road sign to be prolonged and has advantages of easiness in manufacturing, convenience in mounting and the like.

The invention provides a dual-color LED car light with high heat dissipation, comprising a light body and a radiator device. The light body comprises a light cylinder which is of a hollow cylinder structure and consisting of a front section, a middle section and a tail section; a horizontal LED light source support plate extending along the axis direction of the light cylinder body is arranged inthe front section of the light cylinder, two sides of the horizontal LED light source support are connected with the inner side of the light cylinder and molded with the light cylinder integrally; LEDbases are arranged on the upper surface and the lower surface of the horizontal LED light source support in the front section of the light cylinder, dual-color LED chips are arranged on the LED bases, the part of the light cylinder, above the LED bases, is provided with a first notch portion which extends to the front end of the front section of the light cylinder, and the part of light cylinder,below the LED bases, is provided with a second notch portion which extends to the front end of the front section of the light cylinder. The LED car light has high integration level, good effect in heat dissipation, convenience in maintenance, mounting and demounting, high stability and long service life.

The invention relates to a self-lubricated machine tool spindle. The self-lubricated machine tool spindle comprises a spindle shaft body and a shaft sleeve, wherein the spindle shaft body is arranged in the shaft sleeve; two ends of the shaft sleeve are separately provided with an inner flange plate and an outer flange plate; each inner flange plate is connected with the corresponding outer flange plate in a sealed manner through an elastic sealing ring sleeve; a plurality of elastic devices are arranged in each sealing ring sleeve; two ends of each elastic device are separately fixedly connected with the corresponding inner flange plate and the corresponding outer flange plate; an oil inlet pipe is arranged between each outer flange plate and the spindle shaft body in a penetration manner; a plurality of holes are formed in the surface of the spindle shaft body; a sponge is arranged on the inner side of each hole; the outer side of each hole is provided with a filter net; a plurality of bumps are uniformly arranged on the inner side surface of the shaft sleeve; a temperature sensor is arranged between the spindle shaft body and the shaft sleeve; a controller and an alarming device are arranged on the outer side of the spindle shaft body; and the temperature sensor and the alarming device are separately connected with the controller. By adopting the self-lubricated machine tool spindle, the problems that the surface lubrication is not good; two ends of the spindle are easily impacted and damaged; and the spindle is easily burned due to overhigh temperature are solved.

The invention provides a turnover trolley comprising a tension spring and a rubber buffer strip. A supporting frame is of an L-shaped frame structure, two magnet attracting holes are formed in the front end face of the supporting frame, and a fixing hole inserted groove is formed in the front end face of the supporting frame; a fixing hole is formed in the fixing hole inserted groove and communicates with an inserting hole; four universal wheels are mounted on the bottom end face of the supporting frame through bolts correspondingly; and a bottom rotary column is mounted in the bottom of the supporting frame. Original manual turnover is changed into foot turnover advantageously, so that physical power consumption generated when personnel turn over is reduced, turnover is further easier, more convenient and rapider, and the labor efficiency is promoted; and through cooperation of setting of the 2:1 proportion of a warping plate, the pressure applied by the feet can be effectively enlarged and is converted into lift force to be transmitted to the bottom of a trolley bucket, so that the trolley bucket is turned over, consumption of strength of the feet of the working personnel is relieved, the trolley bucket is turned over more portably, and the personnel can conveniently use the turnover trolley for a long term.

The invention discloses a movable cavity water guide valve device of an upright open type pump system, and belongs to the technical field of hydraulic engineering. The movable cavity water guide valve device comprises a fixing water guide cone, a flared pipe of an outlet of a water pump and an upper cover plate of a water outlet flow channel, and is characterized in that a movable cavity water guide valve in the shape of an inverted frustum is arranged between the flared pipe of the outlet of the water pump and the upper cover plate of the water outlet flow channel, and is penetratingly sleeved on an outer sleeve of a pump shaft of the water pump, a curved pipe wall is arranged on the outer wall of the movable cavity water guide valve, a plane which is matched with an orifice of the flared pipe of the outlet of the water pump in a contact manner is arranged at the upper edge of the pipe wall, and the orifice of the flared pipe of the outlet of the water pump is provided with an O-shaped rubber sealing ring. The movable cavity water guide valve device has the advantages that the movable cavity water guide valve device is reasonable and simple in structure and novel in conception, the movable cavity water guide valve with the unit weight slightly larger than that of water is arranged between the flared pipe of the outlet of the water pump and the upper cover plate of the water outlet flow channel, and is used for guiding water flow at the outlet of the water pump, the head loss is obvious reduced, river closure locking can be realized when a water pump unit shuts down, accessory facilities of a pump station are reduced, and the engineering investment and the maintenance cost are saved.

A pressing device for a machine tool for processing or machining workpieces made of wood or plastics is provided with at least one support with a counter wedge surface. At least one pressing element is fastened to the at least one support. At least one wedge clamping device is provided that has at least one wedge pressure member with a first wedge surface that is resting on the counter wedge surface of the at least one support. The at least one wedge clamping device also has at least one adjusting element acting on the at least one wedge pressure member. The at least one wedge clamping device clamps the at least one pressing element on the at least one support. A machine tool with such a pressing device is provided.

The invention relates to an eccentric bag breaking machine, which comprises a frame body, wherein a roller tube formed by two end plates and a tube body is arranged in the frame body; the tube body is defined by a plurality of cylindrical surface plates; an opening is formed between the two adjacent cylindrical surface plates; connecting sleeves are formed in the centers of the two end plates; the two connecting sleeves are respectively supported the left side and the right side of the frame body; the connecting sleeve arranged at one end is connected with a roller tube driving mechanism; a center shaft is arranged in each of the two connecting sleeves; a bag breaking cutter mechanism is arranged in the roller tube, and comprises a main shaft; the two ends of the main shaft are connected with two center shafts through connecting blocks; a plurality of turntables are arranged on the main shaft; a plurality of connecting rods are hinged to each turntable in a uniform distribution way; the outer ends of the plurality of connecting rods extend out from the plurality of openings formed in the tube body one by one; each connecting rod is in driving connection in the circumferential direction with the tube body through a guide connecting element; the outer end of each connecting rod is fixedly provided with one cutter frame; a bag breaking cutter blade is arranged on the cutter frame; an anti-winding cover with a plurality of openings is arranged outside the roller tube. The eccentric bag breaking machine has the advantages that garbage cannot be easily wound on the bag breaking cutter blade; when hard objects are met, the cutter blade can avoid the hard objects.

The invention discloses a cold-chain logistics pipeline transportation buffer system. The cold-chain logistics pipeline transportation buffer system is characterized in that the cold-chain logistics pipeline transportation buffer system comprises a cold-chain transportation pipeline (5), a cold-chain conveyer (2) and a goods receiving buffer device (1), wherein the cold-chain transportation pipeline (5) is arranged as a guide channel of a cold-chain conveyer (2), the cold-chain conveyer (2) runs in the cold-chain transportation pipeline (5), a cold-chain cargo hold is arranged in the cold-chain conveyer and is loaded with cold-chain goods, and the good receiving buffer device (1) is located on the end portion of the cold-chain transportation pipeline (5), and is at least provided with electromagnetism mutual exclusion devices with same magnetic poles to carry out deceleration buffering on the cold-chain conveyer (2). The cold-chain logistics pipeline transportation buffer system breaksthrough the limit of a fluid pipeline, achieves pipeline transportation of cold-chain goods, and further achieves single or multiple deceleration buffering in the pipeline transportation process and / or the process of pipeline terminal goods receiving.

The invention relates to the technical field of segmental girder construction, and particularly discloses a girder transporting vehicle for segmental girder boarding through roll-roll shipment. The girder transporting vehicle comprises a girder transporting vehicle body, a supporting bottom plate, a sliding rail mechanism, and a fixing assembly, wherein the girder transporting vehicle body is usedfor transporting a segmental girder; the supporting bottom plate is user for supporting the segmental girder, and a stabilizing assembly is arranged on the supporting bottom plate; the sliding rail mechanism is used for assisting the segmental girder in boarding through rolling, the sliding rail mechanism is driven by a pushing mechanism, and the sliding rail mechanism is arranged on the upper surface of the girder transporting vehicle body; and the supporting bottom plate slides in the sliding rail mechanism through damping wheels at the bottom end, and the rear end of the sliding rail mechanism is provided with the fixing assembly used for preventing the damping wheels from slipping. The girder transporting vehicle is specially used for shifting the segmental girder on the girder transporting vehicle boarding under special conditions, avoids the defect that the girder transporting vehicle cannot pass through the water surface when a bridge is built, also avoids the problem that whenthe girder transporting vehicle is directly driven to a ship, the occupied area is too large so as to influence the erection, and has the advantages of being flexible in transportation, high in safety and convenient in shift.

The invention relates to a fixing device for industrial adhesive product production. The fixing device comprises a base, a fixing mechanism for clamping an industrial adhesive product at the top end of the base, and a transmission mechanism for driving the fixing mechanism to directionally move in the base, wherein the fixing mechanism is in sliding connection with the upper surface of the base, and the transmission mechanism is fixedly connected to the lower end of the fixing mechanism; and the fixing mechanism comprises a fixing table for containing the industrial adhesive product, vertical clamping plates which are arranged at the two sides of the upper end of the fixing table and are parallel to each other, and a transmission rod for driving the clamping plates to move horizontally, an electronic scale is arranged at the upper end of the fixing table, a pressure sensor is arranged in the middle of the transmission rod, and the pressure sensor and the electronic scale are electrically connected to a controller respectively. According to the fixing device for industrial adhesive product production, materials in various shapes can be fixed through the fixing mechanism, the electronic scale and the pressure sensor on the fixing mechanism can measure the weight of the fixed materials and monitor the clamping force, and damage to a clamped object can be avoided while the fixing effect is guaranteed.

The invention provides a seesaw with high comfort. The seesaw is characterized by comprising a seesaw body, an arc-shaped pipe I, an arc-shaped rod, an arc-shaped pipe II, baffle rings II and an arc-shaped spring, wherein the bottom of the seesaw body is connected with one end of the arc-shaped pipe I, the arc-shaped pipe I is arranged by adopting a rotation shaft as the circle center, the arc-shaped rod is mounted in the arc-shaped pipe I, the arc-shaped spring winds the outer side of the arc-shaped rod, the upper part of the arc-shaped pipe II is positioned in the arc-shaped pipe I, and thelower part of the arc-shaped rod is positioned in the arc-shaped pipe II. During the use process of the seesaw, the arc-shaped rod can move in a telescoping manner in the arc-shaped pipe II, meanwhile, the top end of the arc-shaped pipe II can compress the spring, due to the buffering effect of the spring, the rigid impact force occurring during the use process is avoided, and thus the comfort andjoviality of a user during the playing process are improved.

A method for preventing an inadmissibly high speed of a load receiving unit of an elevator, including the steps of supplying information about an actual position and an actual speed of the load receiving unit in an area of an entire travel way of the load receiving unit to a speed monitoring device by at least one measuring system, continuously comparing the actual speed with a speed limit value by the speed monitoring device, and activating braking measures if the speed of the load receiving unit exceeds a speed limit value. At least three different braking measures are successively triggered by the speed monitoring device.

The invention relates to an elastic compressing mechanism. The elastic compressing mechanism comprises a fixed seat, a pulling handle and a carrier rod, wherein the pulling handle and the carrier rod are connected together in a tooth mesh manner; the upper end of the pulling handle is connected with a support plate; the carrier rod passes through the inside of the fixed seat; the left end of the carrier rod is connected with a top block; a stepped groove is formed in the left end of the fixed seat; a spring is connected between the top block and the stepped groove of the fixed seat; the spring is arranged on the carrier rod; the left side and the right side of the top block are provided with a stepped surface respectively; the stepped surface of the top block is just positioned on the stepped groove; the support plate is pulled to drive the pulling handle to move; the pulling handle and the carrier rod are in tooth mesh with each other to drive the carrier rod to move, the carrier rod retracts, and the support plate is pressed down to drive the pulling handle to move, and the carrier rod is ejected to compress a product. The elastic compressing mechanism is small in appearance, is wide in application range, can be arranged on any equipment or jig for use, is easy and convenient to operate, occupies small space, is low in manufacturing cost, and is easy to machine and manufacture.