118results about How to "Shock-absorbing" patented technology

The invention discloses a fireproof fire-resistant flame-retardant shielding control cable, and relates to the technical field of control cables, the device comprises a fixing plate, the top of the fixing plate is provided with a conductor, the exterior of the conductor is provided with a sheath, the outer surface of the sheath is fixedly connected with a reinforcing layer, and the reinforcing layer is internally provided with an anti-extrusion assembly used for absorbing and dispersing impact force. An auxiliary assembly used for rapidly mounting and dismounting the cable fixing clamp is arranged outside the reinforcing layer, protrusions distributed at equal intervals are arranged on the surface of the reinforcing layer, and irregular extrusion blocks are arranged in the protrusions, so that when a cable falls off or is extruded, the protrusions on the surface of the cable make contact with the ground firstly, and the protrusions on the surface of the cable make contact with the ground. The reinforcing layer at the protruding part is thick and can absorb and disperse impact force, reduce direct impact on the conductor and protect the internal structure of the cable from being damaged, the irregular extrusion block extrudes the reset spring when moving, the spring has certain buffering force, and the buffering force of the spring can prevent excessive deformation of the cable.

The invention provides a multi-angle clamping device for structural jade carving, and belongs to the technical field of production clamping devices.The multi-angle clamping device for structural jade carving comprises a bottom plate, a precise lifting mechanism, a steering mechanism, a fine adjustment mechanism and a clamping mechanism, the bottom plate is a rectangular steel bottom plate, and counter bores are evenly formed in the peripheral edge of the bottom plate; the base is fixedly mounted through foundation bolts; the precise lifting mechanism is fixedly arranged at the center position of the bottom plate, the steering mechanism is installed at the upper end of the precise lifting mechanism, the fine adjustment mechanism is arranged above the steering mechanism, and the clamping mechanism is installed on the fine adjustment mechanism. The precise lifting mechanism comprises a lifting seat, a precise sliding rail pair, a ball screw pair and a hand wheel assembly, the lifting seat is of a square hollow structure, the lower end of the lifting seat is fixedly connected with the bottom plate, and sliding rails of the precise sliding rail pair are vertically fixed to the front side and the rear side of the inner wall of the lifting seat; the problem of low efficiency in jade processing can be solved.

The invention relates to the technical field of scooters, and particularly discloses a middle position control steering compact scooter which comprises a seat assembly, a control assembly and a base, and the seat assembly is fixedly connected to the upper portion of the base; the seat assembly comprises a backrest, a seat cushion, a foot pad and two armrests, the backrest is rotationally connected to the upper portion of the seat cushion, the two armrests are fixedly connected to the two sides of the backrest, and the foot pad is rotationally connected to the seat cushion; the control assembly comprises a rotating handle, a first rotating column, a connecting arm, a first connecting rod, a safety pin, a second rotating column, a second connecting rod, a third connecting rod, a fourth connecting rod, a rotating arm and a third rotating column, and the rotating handle is rotationally connected to the first rotating column. The driving direction of the scooter body can be controlled through the middle rotating handle, the operation mode is simpler, more visual and clearer, a user can be helped to better control the scooter, and the user can go out more conveniently.

The utility model discloses gantry hoisting equipment for transferring building materials, which comprises a moving rail, a moving box, a fixed support, a lifting rod, a rail rod, a hoisting box, a steel wire rope and a lifting hook, the top of the moving rail is in sliding connection with the bottom of the moving box, and the top of the moving box is fixedly connected with the bottom of the fixed support; the surface of the lifting rod is slidably connected with the inner wall of the fixing support, and the top of the lifting rod is fixedly connected with the two sides of the bottom of the rail rod. By arranging the auxiliary block and the infrared laser lamp, the infrared laser lamp is convenient to install through the auxiliary block, then light emitted by the infrared laser lamp is used for assisting the lifting hook to lift an object, the lifting hook is convenient to align with the lifted object, and the problem that the lifting hook is inconvenient to lift due to the fact that the gantry crane is not provided with an auxiliary aiming device is solved. The problem that the overall working efficiency of the gantry crane is affected due to the fact that a lifting hook is not easy to align with an object needing to be lifted is solved, and the auxiliary aiming effect is achieved.

The invention discloses an aircraft undercarriage and an aircraft in the technical field of aircrafts, and particularly relates to a multi-buffering undercarriage for a large vertical take-off and landing unmanned aerial vehicle. The undercarriage comprises a fixing plate and two symmetrically-mounted buffer mechanisms, each buffer mechanism is composed of a connecting frame, a connecting plate, a mounting plate and a plurality of buffer assemblies, and the first buffer assembly comprises a spring and a shock absorber; the second buffer assembly is composed of a mounting block, a rotating rod, a bearing rod and an absorbing plate; the third buffering assembly is composed of a buffering part and a connecting cylinder and is connected with the rotating rod through a connecting rope to achieve dynamic buffering. In addition, rolling wheels and rubber anti-skid pads are arranged at the bottom ends of the bearing rods, and the ground contact performance is enhanced. The design effectively absorbs landing impact force, protects the unmanned aerial vehicle and equipment carried by the unmanned aerial vehicle, and improves take-off and landing safety and stability. Through multiple buffering mechanisms, the undercarriage adapts to different take-off and landing environments, the maintenance cost is reduced, and the undercarriage has wide application prospects.

The clamping equipment comprises a core supporting plate body, the projection of the core supporting plate body in the overlook direction is quadrilateral, and supporting legs are fixedly arranged at the four corners of the lower side of the core supporting plate body; a guide through hole is formed in the core supporting plate body; and clamping mechanisms are further included, clamping is stable and efficient, and through the synergistic effect of the four reciprocating clamping mechanisms and meshing cooperation of the racks and the middle core gear, uniform and stable clamping of the spheroidal graphite casting is achieved. No matter how the shape and the size of the spheroidal graphite casting are, it can be ensured that displacement cannot occur in the punching process, and the punching precision and quality are improved. And the buffering protection performance is good, specifically, a sliding guide strip in the rectangular frame shell is matched with an auxiliary sliding block, and an inner side spring, an outer side spring and a buffering rod body are arranged on the auxiliary sliding block, so that a good buffering effect is provided for the clamping process.

The invention discloses a flexible electronic wire harness preparation process, relates to the technical field of flexible electronic wire harness structures, and aims to solve the problem that an existing flexible electronic wire harness cannot be designed and prepared according to own needs due to the fact that the flexible electronic wire harness is prepared by splicing different finished product materials. According to the technical scheme, the method is characterized by comprising the steps of designing, raw material purchasing, wire harness preparation, blanking, crimping and testing, the flexible wire harness can be well prepared, the wire harness can be well prepared and formed through the steps of wire harness preparation and the like, and the quality of the flexible wire harness is better; through the extruding device, the stranding machine and other devices, the preparation effect of the wire harness can be improved, the wire harness has better performance, and meanwhile the performance of the prepared flexible wire harness is detected. And the effect of preparing the electronic wire harnesses with different requirements according to different requirements is achieved.

The invention relates to the related technical field of hydraulic engineering, and discloses a strong vibration liquefied foundation dynamic compaction reinforcing device and a method thereof.The strong vibration liquefied foundation dynamic compaction reinforcing device comprises a dynamic compaction machine, a mounting support is arranged on the dynamic compaction machine, a shell is arranged at the upper end of the mounting support, a pull rope is arranged in the shell, a detacher is fixedly arranged at the lower end of the pull rope, and a dynamic compaction hammer assembly is arranged on the detacher; the dynamic compaction hammer assembly comprises a dynamic compaction hammer body; the first sound absorption cotton is located on the outer side between the dynamic compaction hammer body and the pressing plate, so that noise generated by mutual contact of the dynamic compaction hammer body and the pressing plate is reduced; a plurality of second sound-absorbing sponges are respectively positioned in a plurality of through holes, so that the sound attenuation effect is further realized; then the air waves and the crushed objects are intercepted through the elastic net, and the movement speed of the air waves and the crushed objects is reduced; and finally, a round cover is matched with a plurality of second sound-absorbing sponges to further intercept the air waves and the crushed objects, so that the crushed objects are prevented from quickly splashing out through the through holes to hurt workers, and potential safety hazards are eliminated.

The utility model provides a wear-resistant and anti-aging tire which comprises a tire main body and a hub, and a tire crown inner groove for slowly releasing the deformation pressure of the tire is formed in the middle of the outer side of the tire main body. Compared with the prior art, the tire has the advantages that tire accumulated water generated in the vehicle running process is rapidly discharged through the tire crown inner groove, the steel wire layer is limited through the nylon belted layer and flexibly supported at the same time, the bearing capacity of the tire body is improved through the steel wire layer, and the tire is more stable and reliable. The overall strength of the tire body is improved, vibration and impact force in the automobile running process are effectively relieved and absorbed through the tire meridian, the air leakage phenomenon generated when the tire body and the hub are installed is prevented through the airtight inner layer, and the tire body and the hub are kept attached through the inner limiting steel wires; and displacement of the tire main body is prevented.

The utility model discloses a fuel filter which comprises a fuel filter shell, an aluminum filter screen cover is arranged in the fuel filter shell, a supporting seat is arranged at the bottom of the aluminum filter screen cover, a pressure relief spring is arranged in the center of the upper portion of the supporting seat, a fuel filter element is arranged in the aluminum filter screen cover, and the fuel filter element is arranged in the aluminum filter screen cover. A filter element installation opening is formed in the top of the fuel filter shell, an inner sealing cover is arranged inside the filter element installation opening, an outer sealing cover is arranged outside the filter element installation opening, an oil inlet is formed in the center of the top of the outer sealing cover, and an oil outlet is formed in the center of the bottom of the fuel filter shell. The detachable fuel oil filter is composed of the fuel oil filter shell and the fuel oil filter element, the fuel oil filter element is of a detachable structure, when the fuel oil filter element inside breaks down, only the fuel oil filter element needs to be replaced, the shell does not need to be replaced, and therefore cost expenditure is saved.

The utility model discloses an air dustproof device for constructional engineering, which comprises a counterweight seat, the top of the counterweight seat is symmetrically provided with accommodating cavities, the top of the counterweight seat is fixedly connected with a noise reduction frame, the interior of the noise reduction frame is provided with a lifting cavity, the two sides of the lifting cavity are rotatably connected with threaded rods, and the threaded rods are connected with the counterweight seat. The bottom of the threaded rod is fixedly connected with a lifting motor. Through cooperation of the counterweight seat and the noise reduction frame, noise generated during construction can be subjected to sound insulation treatment, then through cooperation of a lifting cavity, a threaded rod, a lifting motor, a water storage tank, a threaded block, a water pump, a water pumping pipe, a flow divider and an atomization spray head, the height of the atomization spray head can be adjusted according to construction requirements, and the construction efficiency is improved. And then through cooperation of an extension frame and a protection roller, the surface of the noise reduction frame can be protected, and therefore external objects can be prevented from directly colliding with the noise reduction frame.

The utility model discloses a wine box bottom adsorption structure, and relates to the technical field of packaging boxes. The wine box support comprises a base which is square and used for supporting a wine box. The placing box is mounted at the upper end of the base, and the upper part of the placing box is used for placing a bottle body; the adsorption assembly comprises a first suction cup fixedly installed at the bottom of the base and a second suction cup fixedly installed on the upper surface of the containing box, the first suction cup adsorbs the table top and is used for stabilizing the wine box, and the second suction cup is used for adsorbing the bottle body. According to the novel wine box, the first suction cup is arranged to suck a table top, the base can be stably placed on the table top, the first suction cup can normally work by rotating the threaded rod to open and close the first air hole, the wine box can be stably sucked on the table top, the wine box can be more firmly attached to the table top, and more stable supporting is provided; the wine box is prevented from sliding or inclining on the table top, the use safety is improved, and the anti-skid performance is improved.

The utility model discloses boxing partner training equipment, and relates to the technical field of physical training equipment. The device comprises a base and a sandbag arranged above the base, wherein an absorbing mechanism, two supporting mechanisms and a mounting mechanism are arranged on the base; the absorbing mechanism comprises a mounting plate fixedly mounted at the bottom of the sandbag, a plurality of first springs are fixedly mounted at the bottom of the mounting plate, the bottom ends of the first springs are fixedly connected with the base, a first connecting block is fixedly mounted on the outer wall of the sandbag, and a strip-shaped block is mounted on the left side of the first connecting block in a hinged mode. A second connecting block is hinged to the left side of the strip-shaped block, and a circular plate is fixedly mounted on the left side of the second connecting block. According to the boxing partner training equipment, the absorbing mechanism, the two supporting mechanisms and the mounting mechanism are arranged, so that the impact force generated by striking a sandbag can be absorbed.

The invention discloses a shallow hole blasting shock absorption device which comprises a central column, a shock absorption device, a shock absorption device, a shock absorption device and a shock absorption device, and the central column can generate damping force and is used for attenuating impact force generated by blasting; the arc-shaped plates are arranged on the periphery of the central column and used for bearing impact force generated by blasting and transmitting the impact force to the central column through damping force generated by the central column; the center column comprises a column body and a damping mechanism used for generating damping force, and the damping mechanism comprises multiple sets of damping cavities distributed on the column body in a circular array mode and damping pistons arranged in the damping cavities. When blasting impact force is transmitted to the shock absorption device, the arc-shaped plate receives the impact force and transmits the impact force to the damping piston, pressure is applied to the damping medium in the damping cavity, the damping medium flows into the pressure relief cavity through the damping hole under the action of the pressure, damping force is generated, the impact force generated by blasting is absorbed, and the shock absorption effect is achieved. Therefore, the impact and damage of blasting to the original structure are effectively reduced.

The utility model discloses an unmanned aerial vehicle landing protection device which comprises an unmanned aerial vehicle body, a laser range finder is fixedly arranged in the center of the bottom of the unmanned aerial vehicle body, H-shaped supports are hinged to the left side and the right side of the bottom of the unmanned aerial vehicle body, and buffer mechanisms are fixedly arranged in the H-shaped supports. Compared with the prior art, the unmanned aerial vehicle has the advantages that the unmanned aerial vehicle can more accurately sense the ground position through cooperation of the laser range finder and other devices, and therefore stable landing is achieved; through the design of the H-shaped support and the buffer mechanism, impact force during landing is effectively absorbed, damage to the unmanned aerial vehicle body and a landing area is reduced, and the device adopts relatively simple structural design, is easy to manufacture and install, is low in cost and is wide in applicability.

The utility model relates to a welding jig and battery cell production equipment, and relates to the technical field of battery cell processing. The welding jig comprises a tray assembly used for bearing a to-be-welded battery cell. The flexible pressing assembly comprises a pressing plate and a pressing driving device, a protective cover is arranged on the pressing driving device, the pressing driving device is connected with the pressing plate, and an elastic buffering piece is arranged between the pressing driving device and the pressing plate. The pressing driving device can drive the pressing plate and the protective cover to move in the direction of the to-be-welded battery cell through movement, and when the pressing plate makes contact with the to-be-welded battery cell in a pressing mode, the elastic buffering piece applies elastic force away from the direction of the to-be-welded battery cell to the pressing driving device. According to the welding jig, the pressing plate integrally arranged with the protective cover is arranged, the elastic buffering piece is arranged between the pressing plate and the pressing driving device, flexible press fitting of the pressing plate and the protective cover is achieved, and the problem that a to-be-welded battery cell is torn after the protective cover is placed on a to-be-welded battery cell tab is effectively solved.

The utility model relates to the technical field of battery swap station equipment, in particular to a multi-terrain self-adaptive battery swap station supporting support. The device comprises a bearing platform and multiple supporting assemblies, each supporting assembly is composed of a vertical bearing stand column and auxiliary supporting legs, each vertical bearing stand column is of a telescopic sleeve structure, height adjustment and vibration buffering are achieved through a positioning hole, a fixing pin and a spring, and a first ground breaking cone is arranged at the bottom of each vertical bearing stand column to form a center anchoring point; the auxiliary supporting legs are rotationally connected with the stand columns through connecting rods, hydraulic damping rods are arranged to absorb terrain impact, the bottoms of the supporting rods are connected with second ground breaking cones through universal shafts, and the soil entering posture can be adjusted according to the terrain angle. Through a composite anchoring system of the central deep anchor and the peripheral shallow anchors and the flexible buffering design, the adaptability to complex terrains is improved, rapid deployment and efficient leveling are achieved, and the supporting structure is suitable for stable supporting of battery replacing stations in diversified scenes.

The invention relates to a seaplane landing gear and a damping method thereof, and belongs to the technical field of aircraft landing gear, the landing gear comprises a rack, a damping connecting rod, a driving rod and a connecting rod which are mutually hinged to form a four-connecting-rod mechanism, and a damper is hinged to the four-connecting-rod mechanism; the two ends of the shock absorber are hinged to the shock absorption connecting rod and the rack respectively. The hinge point of the shock absorber and the shock-absorbing connecting rod is close to the hinge point of the shock-absorbing connecting rod and the rack; the buoy connecting piece is hinged to the driving rod, and after the buoy is impacted, the buoy is driven by the four-connecting-rod mechanism through the buoy connecting piece to do curve shock-proof motion. The seaplane landing gear provided by the invention has shock resistance, and can allow the included angle between the buoy and the water surface to be smaller and the view to be better during landing. Meanwhile, the four-connecting-rod mechanism can enable the buoy to move along a large-curvature curve during jolting, and the contraction efficiency in the vertical direction is far higher than that of oblique linear motion of a single-shock-absorbing-cylinder structure.

The utility model discloses a high protective light diving suit, including diving suit coat and diving trousers, the lower extreme fixed connection of diving suit coat has diving trousers, the outer wall positioning of diving trousers installs the knee protection mechanism. The utility model discloses a high protective light diving suit, the knee protection mechanism of setting can strengthen the protection effect of diving suit coat knee, when diving, the knee can contact hard material, coral, rock and the like, and the knee protection mechanism can effectively prevent the knee from being injured, in some diving activities, such as cave diving or wreck exploration, the knee protection mechanism can provide additional security, prevent the knee from being injured in narrow space, in some diving activities that need walking on the sea bottom, the knee protection mechanism can provide better protection, adapt to different seabed topography, can effectively absorb the impact force, protect the knee.

The unmanned aerial vehicle capable of protecting the propellers comprises an unmanned aerial vehicle body and the propellers, the number of the propellers is four, the four propellers are installed at the left end and the right end of the outer surface of the two sides of the unmanned aerial vehicle body, and annular frames are arranged on the outer walls of the propellers; damping supporting structures are fixedly mounted at the four corners of the outer surface of the lower end of the unmanned aerial vehicle and each comprise a first supporting block, a limiting through groove, a sliding block, an anti-skid pad, a second supporting block, a first connecting block, a second connecting block, a guide rod, a damper, a compression spring, a limiting sliding sleeve and a mounting hole. The unmanned aerial vehicle capable of protecting the propeller has the advantages that the propeller can be protected conveniently, a damping supporting structure is arranged, and the landing stability of the unmanned aerial vehicle can be improved conveniently.

The invention relates to the technical field of fiberboards, in particular to a high-strength light-weight fiberboard which comprises a fiberboard body. The composite material comprises the following components in parts by weight: 35-50 parts of cellulosic fibers, 15-20 parts of resin, 10-15 parts of an additive, 5-10 parts of filler, 2-6 parts of a resin reinforced coupling agent, 2-6 parts of a resin reinforced cross-linking agent, 2-6 parts of a resin reinforced flexibilizer, 2-6 parts of a resin reinforced catalyst and 2-6 parts of a resin reinforced viscosity modifier. The fiberboard replaces traditional leather, so that the fiberboard has better air permeability, meanwhile, compared with sponge, the fiberboard has enough anti-treading strength, the overall weight of a shoe can be remarkably reduced when the fiberboard is used as a shoe lining, the wearing comfort is improved, the fiberboard is light in weight, but the fiberboard has good supporting performance and structural stability, enough supporting and protection can be provided, and the service life of the shoe lining is prolonged. Shoe liners made of fiberboards generally have a certain porosity.

The utility model relates to the technical field of vehicle baggage holders, and provides a vehicle baggage holder fixing structure which comprises a baggage holder body, a vehicle fixing mechanism and a baggage fixing mechanism. By arranging the threaded sleeve and the first threaded rod, the threaded sleeve is rotated to enable the first threaded rod to move, the distance between the second bases is changed, the vehicle connecting frames with different distances are adapted to use, the second threaded rod is arranged and rotated to change the relative height of the movable ball, the movable ball is arranged, and the clamping sleeve can move on the movable ball, so that the vehicle connecting frames are more convenient to use. According to the luggage rack body, the elastic cushion is arranged to adapt to vehicle connecting frames with different radians, the applicability is improved, by arranging the elastic cushion and the EVA material, the good elasticity and buffering performance are achieved, impact force can be absorbed, noise generated by collision between a vehicle and the luggage rack body in the vehicle running process is reduced, and the use comfort is improved; through the arrangement of the bandage, the fixing ring and the fixing buckle, the bandage is pulled out, so that the fixing ring and the fixing buckle are used for fixing luggage, and the stability is improved.

The utility model discloses a gripping device for processing plastic product structural parts, which comprises a gripping mechanism, a splicing base is fixedly mounted at the upper end of the gripping mechanism, and two clamping blocks are fixedly mounted at the lower end of the gripping mechanism. According to the grabbing device for machining the plastic product structural parts, the mounting plate is matched with the splicing base, so that after the grabbing device is mounted, a grabbing mechanism is more convenient to disassemble and assemble again, and replacement and maintenance of the grabbing device are facilitated; the clamping blocks are matched with the grabbing mechanism, so that the outer side of the plastic product structural part can be better grabbed and buckled, the plastic product structural part can be grabbed more firmly, the plastic product structural part can be prevented from sliding down due to vibration and shaking, the grabbing mechanism is responsible for automatically opening and closing the clamping blocks, the clamping blocks are better attached to the outer side of the plastic product structural part, and the clamping blocks are more stable. And the plastic product structural member can be buckled conveniently, and the anti-skid, damping and buffering effects are achieved.

The utility model belongs to the field of detection jigs, and particularly relates to a high-precision HDI plate test jig which comprises a workbench, a gantry frame, a first pressing device, a second pressing device, a pressing plate and a buffer device, and the upper end of the workbench is provided with a test plate for detection. The gantry frame is arranged on the workbench. The first pressing device is located in the gantry frame and moves up and down in the gantry frame. The second pressing device is located at the driving end of the first pressing device, and the second pressing device is driven by the first pressing device to move up and down. The pressing plate is located at the driving end of the second pressing device, and the pressing plate is driven by the second pressing device to move close to or away from the test plate. And the buffer device is positioned at the lower end of the test plate and is elastically connected with the test plate. Through cooperative work of the gantry frame, the first pressing device and the second pressing device, the pressing plate can accurately position and contact each test point of the HDI plate.

The invention discloses a compression side damping lifting mechanism of an inverted front shock absorber. The compression side damping lifting mechanism comprises a compression side fixed rod, a stretching side movable rod, a connecting base, a compression side damping lifting assembly and a movable side damping lifting assembly. The damping device has the beneficial effects that in the process that the stretching side movable rod is compressed downwards for damping, hydraulic oil in the supporting inner pipe can flow out of the pipe through the valve plate assembly arranged between the compression side valve seat and the compression side damping piston, hydraulic damping on the compression side is generated, and then most of vibration and impact force can be absorbed; a softer and more comfortable riding feeling is brought to a rider; when the stretching side movable rod moves upwards to restore to the original shape after being compressed downwards for damping, hydraulic oil outside the supporting inner pipe flows into the pipe through a valve plate assembly arranged between the movable side valve seat and the movable side damping piston, hydraulic damping on the movable side can be generated, the stretching side movable rod is prevented from restoring to the original shape rapidly, and the service life of the stretching side movable rod is prolonged. And the effect of absorbing most impact force can also be achieved.

The utility model provides an adjustable suspension device of a racing car. The adjustable suspension device of the racing car comprises a frame, two sides of the frame are rotatably connected with suspensions, one end of each suspension is rotatably connected with a jig frame, one end of each jig frame is fixedly connected with a tire, the middle of each jig frame is rotatably connected with a first ball, the outer wall of each first ball is fixedly connected with a connecting rod, and the other end of each connecting rod is fixedly connected with the other first ball. A mounting ring is rotationally connected to the outer wall of the other first ball, one side of the mounting ring is fixedly connected to the middle of one side of the frame, an adjusting assembly is fixedly connected to the top of the jig frame, the other end of the adjusting assembly is fixedly connected to the top of one side of the frame, and damping assemblies are arranged on one sides of the two suspension frames; the adjustable suspension device of the racing car has the advantages that the jig frame (namely the wheel support) can flexibly rotate in multiple directions through the first balls and the connecting rods, so that wheels can better adapt to uneven road surfaces, and the stability and comfort of the car during running are improved.

The utility model relates to the technical field of electronic testing and measurement, in particular to an integrated testing device for conduction and deformation of a mobile phone metal element. Comprising a working table, a controller, an integrated conduction and deformation testing device and a test driving device, the integrated conduction and deformation testing device is used for conducting conduction and deformation testing on a mobile phone tail insertion original piece, the test driving device is located at the top of the working table and used for conducting detection driving, and the integrated conduction and deformation testing device comprises a conduction testing piece, a hard pulling and inserting preventing buffering piece and a deformation testing piece. The conduction test piece comprises a conduction test head and a USB male head, the conduction test head is used for being connected with a mobile phone tail jack, the deformation test piece is located in the conduction test head, and the conduction test head is electrically connected with the USB male head through a wire. According to the method, conduction testing and deformation detection are integrated, the number and complexity of detection equipment are reduced, the equipment purchase and maintenance cost is reduced, and the detection precision is far higher than that of a traditional method.

The utility model discloses a screen pressure maintaining device, which belongs to the technical field of screen manufacturing, and is characterized in that the screen pressure maintaining device comprises a bottom plate mounted on a mounting plate, a guide rail is arranged on the side wall of the bottom plate, and a first sliding block and a second sliding block are mounted in the guide rail in a sliding manner; a first buffer rod and a second buffer rod are rotationally mounted on the first sliding block and the second sliding block respectively, a positioning plate is mounted at the ends, away from the mounting plate, of the first buffer rod and the second buffer rod, the first buffer rod and the second buffer rod are rotationally connected with the positioning plate, and the outer wall of the positioning plate is sleeved with a protective sleeve; buffering assemblies are installed between the side walls of the first sliding block and the second sliding block and the inner side walls of the guide rails. The buffering device has the effect of relieving the impact force of the positioning plate on a product.