19results about How to "Will not be damaged" patented technology

The utility model discloses a portable enrollment information propaganda display device, which is provided with a front display board and a rear display board at the upper part and a front support frame and a rear support frame at the lower part, and is characterized in that the front display board and the front support frame are hinged and assembled on a hollow shaft I, and the rear display board and the rear support frame are hinged and assembled on a hollow shaft II; the hollow shaft I and the hollow shaft II are connected, fixed and positioned through bearing frames at the two ends, and the front display board and the rear display board are positioned and fixed through elastic hooks with springs. The portable display device has the advantages of being convenient to carry and display, and whether the content needing to be displayed and propagandized is installed on site and then opened to be displayed or the content needing to be displayed is installed before departure and then opened to be displayed on site. Moreover, when the content needing to be displayed is installed before departure, after the front display board and the rear display board are folded, content carriers (such as posters and notices) for displaying and propagandizing face the interior oppositely, and damage caused by collision is avoided.

This application discloses an auxiliary tooling for sealing and testing the air tightness of a wheel hub assembly's air passage, relating to the field of air tightness testing technology. It includes: a positioning seat for placing the wheel hub assembly; a partition plate on the positioning seat; and bolts connecting the positioning seat, partition plate, and pressure plate. Two opposing sealing groups are fitted onto the bolts between the partition plate and the pressure plate. The ends of the variable-diameter bodies in the two sealing groups, with their far ends abutting against the partition plate and the pressure plate respectively, and their near ends abutting against a baffle plate, are fitted between the baffle plate and the bolts. A rubber sleeve is placed around the variable-diameter bodies. When the nut and bolt are tightened to press down the pressure plate, the diameter of the variable-diameter bodies increases, pushing the rubber sleeves outwards. The two rubber sleeves then abut against the inner diameter of the oil seal seat rings. This solves the problems existing in current wheel hub assembly air passage air tightness testing processes, avoids damage to the seals during testing, improves the accuracy of test results, reduces manual labor intensity, increases testing efficiency, and meets production needs.

The utility model is applicable to the technical field of coal gangue brick processing, and provides coal gangue brick extrudate traction equipment, which comprises a movable base, four universal wheels are fixedly mounted at the bottom of the movable base, a main frame is fixedly connected to the top of the movable base, a supporting plate is fixedly connected to the main frame, a pair of L-shaped plates horizontally move on the supporting plate, and the L-shaped plates are fixedly connected to the bottom of the movable base. A limiting plate is arranged on the L-shaped plate; the dismounting and mounting structure is convenient for an operator to quickly dismount and mount the limiting plate; and the driving structure is used for driving the two L-shaped plates to move synchronously. According to the utility model, the technical problem that extruded materials in different shapes cannot be adaptively fixed is solved, and the extrusion material traction device adopts the comprehensive design of limiting protection and heat dissipation guarantee, so that the extruded materials cannot be damaged due to accidental collision, friction or overheating in the traction process; and therefore, the integrity of each extruded material is fundamentally ensured, and quality guarantee is provided for subsequent processing, use and other links.

The present application relates to a kind of high temperature lens cooling protection device of universal adjustment, including cast-off component, cooling system, lens, lens fixed assembly and adjusting component;The lens fixed assembly includes fixed sleeve and moving piece, the lens is located inside fixed sleeve, the moving piece is connected fixed sleeve, for driving fixed sleeve moves along axial direction;The lens fixed assembly connects cast-off component, and the cast-off component is used to adjust the height and inclination angle of lens fixed assembly;The cooling system is connected with fixed sleeve by adjusting component, and the cooling system is used to transport cooling gas into fixed sleeve, and the adjusting component is used to adjust the rate of cooling cooling system to transport cooling gas.Compared with prior art, the present application has the advantages of convenient operation, high diagnostic efficiency etc..

The utility model relates to the technical field of refrigerator internal accessories, disclose a kind of anti-slipping shelf for refrigerator, including support assembly, the support assembly includes mounting plate, embedding groove is opened in the inside of mounting plate, the outer surface of mounting plate is fixedly connected with the limiting seat of limiting seat, mortise is opened in the inside of limiting seat. The utility model is slid in the guide slot inside the baffle inside by the clamping plate fixedly connected in the top of moving seat, ensure the moving track stability of clamping plate, when the moving seat is moved towards when bidirectional screw rod rotates, clamping plate gradually approaches the inner wall of the box, finally tightly clamps the box, to further prevent the effect that the box is slipped on shelf, this not only can effectively prevent the box from sliding due to the vibration of refrigerator door or other external force and sliding, and can guarantee that the goods in the box will not be damaged due to the shaking of the box, improve the security and practicality of anti-slipping shelf for refrigerator.

The utility model provides a dismounting tool for a valve seat of a fluorine-lined regulating valve, and relates to the technical field of dismounting tools. The supporting rod is arranged on the supporting seat, the grip is arranged on the supporting rod, the connecting mechanisms are arranged on the supporting seat, each connecting mechanism comprises a sliding groove formed in the supporting seat, an adjusting screw rod is arranged in each sliding groove in a sliding mode, a base plate making contact with the bottom of the supporting seat is arranged at the bottom end of each adjusting screw rod, and the base plate is arranged on the supporting seat. The adjusting screw rod is in threaded connection with an adjusting nut making contact with the top of the support, and the bottom of the base plate is connected with an ejector rod. The valve seat dismounting and mounting efficiency is improved.

The utility model discloses a sample plate piece cart, which relates to the technical field of carts, and comprises a frame, a support assembly and a roller assembly, the support assembly comprises a plurality of first support rods, a plurality of second support rods and two adjusting rods arranged on the frame at intervals along the length direction of the frame, the number of the first support rods is more than one, and the number of the second support rods is more than one. The number of the first supporting rods is equal to that of the second supporting rods, the first supporting rods are arranged on one adjusting rod at intervals in the height direction of the frame, and the second supporting rods are arranged on the other adjusting rod at intervals in the height direction of the frame. The first supporting rod and the second supporting rod located at the same height are used for supporting the two ends of the sample plate piece correspondingly. The roller assembly is arranged at the bottom of the frame. By arranging the first supporting rods and the second supporting rods which are arranged in the vertical direction, the sample plate pieces can be stacked in a layered mode, contact between the sample plate pieces is eliminated, and therefore the situation that the sample plate pieces deform due to gravity extrusion is eliminated.

The utility model provides a kind of steel foot visual inspection structure, belong to insulator detection field.It includes support shaft, the support shaft outer surface is equipped with camera rack and steel foot rack, the camera rack is equipped with detection camera, at least one of the camera rack and steel foot rack sliding is set on support shaft, the steel foot rack is equipped with placing block, the placing block is equipped with placing cavity, the cavity mouth of the placing cavity is equipped with the limiting piece sliding on placing block, the limiting piece can be close to or away from the center of placing cavity, detection camera is close to steel foot and carries out shape detection to steel foot by detection camera, and steel foot is detected and identified in multiple directions by camera, compared with artificial identification, failure rate and misjudgment rate are reduced, and work efficiency is improved.

The utility model provides a special tool fixture of installing silencer in scroll casing. It can effectively control assembly accuracy, and the assembly consistency is better, reduces the rate of defective products, reduces manual cost, and production efficiency is higher. It includes support unit, the support unit is provided with the positioning unit for fixed scroll casing, the drive unit for installing silencer, the positioning unit includes the locating circular platform, the locating circular platform is installed in the tool table, the both sides fixed mounting first limit structure of locating circular platform, first limit structure restricts scroll casing axial movement, the side portion of locating circular platform is equipped with the second limit structure of preventing scroll casing circumference rotation, drive unit is suspended above positioning unit through support unit support, the piston rod of cylinder of drive unit is equipped with fixed part, fixed part clamps silencer, silencer with the fixed scroll casing of positioning unit, center axis is coaxial.

The utility model discloses a clamping device for wood processing, and relates to the technical field of wood processing equipment. The device comprises a clamping table part and a lifting table part, the clamping table part comprises a clamping table and a binding band assembly, the binding band assembly comprises two binding bands and two winding and twisting shaft rods, binding band notches are formed in the edges of the two sides of the plate face of the clamping table, shaft rod adapting bases are fixedly arranged at the lower ends of the binding band notches, and the two winding and twisting shaft rods are rotationally installed in the shaft rod adapting bases on the two sides respectively. One ends of the two binding belts are fixedly connected with the peripheries of the outer sides of the two winding and twisting shaft rods respectively, the middle sections of the binding belts penetrate through the binding belt notches and form ferrules, and the clamping table component is installed above the lifting table component. According to the utility model, the wood blank is sleeved in the ferrule of the binding band, and one end of the binding band is continuously tightened by rotating the winding and twisting shaft rod, so that the wood blank is fixed, and the wood cannot be damaged; the lifting height of the whole clamping table component is controlled through the lifting table component, so that a craftsman can adjust the most comfortable height according to operation requirements.

This utility model discloses an environmentally friendly printhead cleaning device for printing equipment, belonging to the technical field of printing equipment. It includes a stopper cylinder and a storage cylinder, connected by a connecting block. A one-way feeding component connects the stopper cylinder and the storage cylinder, and a one-way discharging component is connected to the bottom of the stopper cylinder. The stopper cylinder is made of transparent plastic and has graduations on its outer side. A stopper rod slides inside the stopper cylinder, with a stopper handle installed at the top and a piston installed at the bottom. The stopper handle is located outside the stopper cylinder, and the piston is located inside. A protective box is installed at the top of the stopper cylinder. A rack is installed on the side of the stopper rod, and a gear is installed inside the protective box, meshing with the rack. A knob is located on the outside of the protective box, coaxially connected to the gear. A sealing cap is used to seal the inkjet nozzle of the printhead. This technical solution can achieve precise control of the cleaning agent injection volume, protect the precision structure of the printhead, and improve cleaning efficiency and stability.

The utility model discloses an air spring positioning anti-rotation structure and air spring, air spring positioning anti-rotation structure includes the air spring upper seat, piston seat, the bearing of being connected between the air spring upper seat and piston seat and makes the air spring upper seat and piston seat rotate and connect, the air cock of being installed on the piston seat, air spring positioning anti-rotation structure still includes the limiting hole of being located on the air spring upper seat, the inside end portion is matched with the air cock and can be inserted on the air cock with the outside end portion and the limiting hole cooperation and can be located in the limiting hole in the fixed pin, can make the air spring upper seat positioning, prevent the air spring upper seat from rotating to other angle when assembling, and when the fixed pin is taken down, other structure that cooperates with the fixed pin will not interfere with the suspension peripheral piece, and the plug-in is convenient and reliable, will not be abnormal and fall off, also will not cause air spring function to be damaged because of the leakage.

This utility model discloses a headliner spraying and flanging production line, belonging to the technical field of automotive headliner processing equipment. The headliner spraying and flanging production line includes a base shell, with a frame pressing frame and an edge wrapping frame fixedly installed on the outside of the base shell. An internal conveying mechanism is provided to drive the automotive headliner between different workstations. A processing mechanism for automatically applying glue, pressing the frame, and edge wrapping the automotive headliner is provided on one side of the frame pressing and edge wrapping frames. This utility model, by incorporating processing mechanisms, can automatically apply glue, press the frame, and edge wrap the automotive headliner, reducing manual intervention, improving production efficiency and product quality. Furthermore, by changing the frame pressing mold and the edge wrapping mold, it can achieve compatibility with different car models, enabling rapid response to changes in market demand.

The utility model belongs to the technical field of punching and positioning of automobile pipe fittings, and particularly relates to a positioning mechanism for punching of automobile pipe fittings, which comprises a workbench and further comprises a collecting tank movably mounted on one side of the top of the workbench, a fixing block fixedly mounted between the collecting tank, a limiting plate movably mounted on the top of the fixing block, and a positioning plate movably mounted on the limiting plate. Through holes are formed in one ends of the limiting plates in a penetrating mode, fixing bolts are movably installed on the tops of the limiting plates, the fixing blocks can be fixed through the collecting grooves, the fixing blocks are provided with radians and can be matched with the radians of the pipe fittings, the pipe fittings are placed, the limiting plates are placed in the collecting grooves, then the limiting plates are pushed, and the fixing bolts are movably installed on the tops of the limiting plates. The pipe fittings can be clamped in the collecting groove, then the limiting plate is fixed into the through hole through the fixing bolt, the limiting plate can be fixed, the pipe fittings of different lengths and sizes can be clamped, the pipe fittings are used in cooperation, a pipe fitting fixing mechanism is convenient enough, and complex fixing is not needed before punching.

The application provides a port cargo handling device, and relates to a handling device which comprises a sliding frame part, an auxiliary part and a positioning part. The sliding frame part is additionally arranged at the mounting end of the clamping jaw part, and is used for realizing the free sliding of the clamping jaw part in the X direction and the Y direction after being unlocked. The auxiliary part comprises four groups of plate one which are sequentially positioned on the peripheral side walls of a rectangular container, four groups of plate two which are correspondingly arranged below the four groups of plate one, and a reinforcing support plate which is positioned on the bottom of the container. The positioning part comprises a bottom support plate which is fixed to the bottom plate of the trailer compartment and is used for supporting the container. A group of pushing group one and a locking group one are respectively arranged and fixed on the left and right sides of the bottom support plate along the X direction of the trailer body. A group of pushing group two and a locking group two are respectively arranged and fixed on the front and back ends of the bottom support plate. The application can realize the higher degree of automation of the position fine adjustment of the container during the trailer transfer handling, accurately determine the placed position, complete the position locking after the positioning, and ensure the safety of the trailer carrying and driving.