55results about How to "Flexible clamping" patented technology

The utility model discloses a polishing device for aircraft part machining, which comprises a workbench, a collecting box is arranged at the bottom end of the workbench, a protective cover is arranged at the top end of the workbench, two groups of clamping seats are symmetrically and movably arranged on the workbench, and L-shaped clamping blocks are synchronously and oppositely arranged on the clamping seats in a moving manner. A spraying pipe is arranged above the clamping base through a mounting base, a liquid supply assembly is arranged between the collecting box and the spraying pipe, a grinding disc and a first motor are mounted above the mounting base through a mounting frame, a first electric push rod is arranged at the top end of the mounting frame, and transverse moving assemblies are arranged at the top end of the first electric push rod and the top end of the mounting base correspondingly. And a longitudinal movement adjusting structure is arranged between each group of transverse movement assembly and the protective cover. According to the plane part polishing device, flexible polishing of plane parts can be achieved, automatic, sufficient and uniform spraying of polishing liquid is also achieved, and clamping and fixing of the plane parts can be flexibly achieved.

The utility model relates to the technical field of detection, and discloses an automobile part buckle impact test device, which comprises a shell, grooves are formed in the periphery of the inner wall of the shell, movable columns are connected in the grooves in a sliding manner, and a test board is fixedly connected to the tops of the movable columns. A fixing plate is fixedly connected to the lower middle portion of the inner wall of the shell, a servo motor is fixedly connected to the bottom of the shell, the output end of the servo motor penetrates through the top of the fixing plate and is fixedly connected with a worm, the middle of the fixing plate is fixedly connected with a first fixing frame, and the outer wall of the worm is connected with a worm gear in a meshed mode. The servo motor drives the worm and gear, the rotating rod and the moving column to drive the test board to move, the spring pressure gauge measures the impact force generated after a test object collides with the impact plate, and when the telescopic rod drives the clamping plate to move left and right, the test objects of different sizes and models can be flexibly clamped.

The utility model discloses a ton bag holding and conveying device which comprises a moving assembly, and the moving assembly comprises a horizontally-arranged horizontal holding and conveying electric cylinder and a vertically-arranged vertical holding and conveying electric cylinder. A connecting base is installed on the moving assembly, a first swing clamping plate and a second swing clamping plate are hinged to the connecting base, the first swing clamping plate is driven by a first air cylinder, the second swing clamping plate is driven by a second air cylinder, and a plurality of guide columns are installed on the upper surface of the first swing clamping plate and the upper surface of the second swing clamping plate in the length direction of the first swing clamping plate and the second swing clamping plate. The bag opening clamping device can flexibly adapt to the position of a bag opening to clamp the bag opening and convey the bag opening to the next tying process, can prevent the bag opening from toppling over, and facilitates extrusion and tying of the bag opening.

The backpack type laser cleaning device comprises a bearing part and a handheld part, shoulder straps are arranged on the front side of the bearing part, a bottom support is arranged on the rear side of the bearing part, a main machine body is placed above the bottom support, a control panel is arranged on the surface of the main machine body, and a radiator is arranged on the side face of the main machine body; the upper side of the main machine body is connected with the handheld part through a pipeline, the handheld part comprises a cleaning head and a control switch, and a stable handle is arranged on the lower side of the handheld part; the device is reasonable in structural design, easy to disassemble and assemble, and convenient for daily maintenance. The device has the advantages of portability, stability, flexibility, high efficiency and the like, and the requirements of users and actual operation scenes are fully considered.

This utility model relates to an auxiliary device for welding positioning of steel trusses, belonging to the field of steel structure engineering technology. It includes a base, with a drive mechanism mounted on the lower part of the base. The drive mechanism comprises three motors arranged sequentially from front to back, all fixedly connected to the lower right side of the base. The output ends of the motors on the front and rear sides are fixedly connected to unidirectional threaded rods, while the output end of the motor in the middle is fixedly connected to a bidirectional threaded rod. A slide block is threadedly connected to the outer circumference of the unidirectional threaded rod, and two slide blocks are threadedly connected to the outer, mutually distancing sides of the bidirectional threaded rod. Electric push rods are fixedly connected to the upper surfaces of both slide blocks, and a clamping mechanism is connected to the telescopic end of the electric push rod. Clamping mechanism two is mounted on the upper part of clamping mechanism one. This utility model can prevent misalignment of the auxiliary rod during welding and improve the accuracy and flexibility of welding positioning.

The utility model relates to a universal optical fiber support clamping tool which is composed of a magnetic universal support and a clamping jaw component. The magnetic universal support comprises a magnetic base, three connecting rods and a handle; the magnetic base is connected with the first connecting rod through a spherical hinge, all the connecting rods are connected through spherical hinges, and the handle is installed at the joint of the first connecting rod and the second connecting rod. The clamping jaw part comprises a mounting plate, a handle, a clamping jaw, a positioning screw and a compression spring; two groups of clamping jaws and handles are arranged, the clamping jaws and the handles in each group are connected through screws, positioning screws penetrate through holes in the two handles and are connected with the mounting plate, and compression springs are arranged in the holes of the two handles; the clamping tool is flexible to move, convenient to clamp and stable in positioning, the optical fiber support can be conveniently clamped, the optical fiber support can be flexibly moved to be placed at a needed proper position and kept fixed, the problems that the optical fiber support moves and cannot be subjected to spot welding due to magnetic adsorption of an isolator are solved, production efficiency is improved, and damage to components is avoided.

The utility model relates to the technical field of drilling auxiliary devices, and provides a pipeline drilling tool which comprises a pipeline fixing mechanism, the pipeline fixing mechanism comprises a first pipeline fixing assembly and a second pipeline fixing assembly, the first pipeline fixing assembly comprises a first clamping part used for clamping a pipeline, and the second pipeline fixing assembly comprises a second clamping part used for clamping a pipeline; the second pipeline fixing assembly comprises a second clamping part used for clamping a pipeline, and the first pipeline fixing assembly and the second pipeline fixing assembly are rotationally connected with each other so that the relative position of the first clamping part and the second clamping part can be changed; the rotating driving piece is rotatably connected to the pipeline fixing mechanism, one end of the rotating driving piece along the rotating axis faces the area between the first clamping part and the second clamping part and is used for being connected with a drill bit, and the other end of the rotating driving piece along the rotating axis is used for being connected with a drilling tool main machine; according to the pipeline drilling tool, a drilling tool can conveniently and accurately drill a target position on a to-be-drilled pipeline.

The application relates to the field of object appearance detection, in particular to a cutting edge appearance detection method and a test device, which comprises dynamic clamping and pose calibration of a cutter through cooperative movement of a slide rail and a clamp, control of a Keyence digital microscope to scan the full length of the cutting edge along a spiral path, processing and segmentation of collected images, establishment of a defect feature database for defect identification, generation of a three-dimensional defect distribution heat map and transmission to an MES system, physical marking of defective products, and the like. The test device comprises a rack assembly, an adaptive clamp module, a multi-axis vision detection system, an angle control mechanism and a control unit and the like. The application can achieve the technical effects of high-precision and rapid detection of cutting edge appearance defects, realization of defect identification and marking, improvement of detection efficiency and quality, guarantee of stable and reliable production process and the like.

The utility model discloses an alloy plate deburring device, which relates to the technical field of alloy plate deburring and comprises a base, a movable groove is arranged on the surface of the base, and a clamping mechanism and a deburring mechanism are arranged on the base. A third motor is started, the third motor drives a threaded column to rotate, the threaded column drives a movable frame to move so as to drive a grinding roller to move, a fourth motor drives the grinding roller to rotate so as to grind burrs on an alloy plate, an electric telescopic rod is started to drive a containing frame to be adjusted in a lifting mode, and the grinding roller is driven to move. And during grinding, a dust suction pump is started, the dust suction pump sucks floating dust generated during grinding into a dust collection box through a dust suction pipe and a dust suction cover, a space three-dimensional machining system is formed through cooperative control of a third motor, an electric telescopic rod and a fourth motor, various alloy plates can be treated, and the machining efficiency is improved. And the working environment can be improved through dust collection of the dust collection pump.

The utility model relates to the technical field of medical accessories, in particular to a breathing machine pipeline fixing device which comprises two J-shaped supporting arms, the bent ends of the supporting arms are used for being connected with the external environment, the straight ends of the supporting arms are provided with containing cups, the containing cups are used for containing water collecting cups, and the supporting arms are provided with a plurality of pipe clamps. The pipe clamp is used for clamping a breathing machine pipeline; by means of the respirator pipeline fixator, the respirator pipeline and the water collecting cup are fixed, the respirator pipeline is kept in a downward inclined state, meanwhile, the water collecting cup is also kept in a downward state, condensate water is prevented from being gathered in the pipeline, backflow of the condensate water is prevented, the risk of pulmonary infection of a patient is reduced, and the respirator pipeline fixator is suitable for popularization and application. The treatment on a patient is facilitated.

The utility model discloses an aspheric optical component polishing device which comprises a polishing table, a clamping assembly, a fixing assembly, a polishing assembly, a cooling assembly and a cleaning assembly, a polishing cover is fixedly installed at the upper end of the polishing table, and sealing doors are symmetrically and movably installed at the front end of the polishing cover. The clamping assembly comprises a first control motor, a fixing table, an arc-shaped groove, an L-shaped block, a threaded rod, a clamping block and a handle, the clamping assembly is arranged to clamp and fix the aspheric optical component, and the aspheric optical component is clamped and fixed through the cooperation of the first control motor, the fixing table, the arc-shaped groove, the L-shaped block, the threaded rod, the clamping block and the handle. According to the aspheric optical component clamping device, flexible clamping can be conducted according to the specification of an aspheric optical component, the clamping blocks can have good protection performance when clamping the aspheric optical component through the protection pads, and the aspheric optical component clamping device has the advantages of being high in practicability and stable in clamping.

The utility model relates to the technical field of mechanical part conveying, and discloses a part conveying structure which comprises a workbench, a sinking table, a conveying vibration unit, a clamping plate, an installation base, a detection unit and a carrying suction head. The sinking table is formed on the table top of the workbench; the conveying vibration unit is arranged on the bearing plane of the sinking table, and the conveying vibration unit is used for conveying parts in order; the conveying vibration unit comprises a vibration base and a conveying track, the vibration base is arranged on the bearing plane of the sinking table, the conveying track is arranged on the top face of the vibration base, the top of the conveying track is provided with an open part, and the open part is communicated with a channel in the conveying track; the clamping plate is arranged at the top of the opening part, performs opening or closing movement along the opening part and is used for clamping or releasing the part; the mounting seat is arranged on the table top of the workbench; the detection unit is arranged on the side wall of the sinking table and used for conducting visual detection on the parts on the conveying track.

The utility model discloses an aeronautical part grinding and polishing device, and relates to the technical field of aeronautical part machining. An installation frame is fixedly arranged on one side of the top of the base plate, and a U-shaped plate is fixedly arranged on the other side of the top of the base plate. The fixing block is fixedly arranged between the bottom sides of the U-shaped plates, V-shaped clamping grooves are formed in the top of the fixing block at equal intervals, and the tubular parts are embedded in the V-shaped clamping grooves; and the polishing mechanism is used for grinding and polishing the inner wall of the tubular part. By arranging the clamping mechanism, tubular parts of different specifications can be flexibly clamped and fixed, the inner walls of the tubular parts can be ground and polished, the polishing inner diameter of the polishing mechanism can be adjusted so as to meet the requirements of the different tubular parts, and the device has high flexibility and universality, can meet the diversified and personalized machining requirements and is suitable for popularization and application. And the production difficulty and cost are reduced, and the assembly quality of parts is improved.

The utility model discloses circumference drilling equipment for PE water supply pipe production, which comprises a drilling machine body and a clamping mechanism arranged on the top of the drilling machine body, the drilling machine body comprises a base, the clamping mechanism comprises sliding blocks correspondingly arranged on the left side and the right side of the base, and the opposite sides of the sliding blocks are fixedly connected with second electric push rods. The equipment has the advantages of being convenient to adjust and efficient in clamping, and the problems that part of drilling equipment is inconvenient to adjust according to the specifications of the PE water supply pipes, the clamping effect on the water supply pipes is not ideal, more time needs to be consumed for adjusting the equipment every time the PE water supply pipes of different specifications are replaced for drilling operation, the working efficiency and the productivity are reduced, and the production cost is reduced are solved. And meanwhile, due to unstable clamping, the pipe can slide or vibrate too much in the drilling process, the safety risk of operators is increased, meanwhile, extra pressure can be generated on a drill bit, and the drill bit can be fractured or excessively abraded.

The utility model discloses a hemodialysis catheter fixing device which comprises two catheter fixing mechanisms arranged at intervals and an adjusting rod connected between the two catheter fixing mechanisms and used for adjusting the distance between the two catheter fixing mechanisms. The pipe fixing mechanism comprises a clamping mechanism and a pipe fixing assembly connected to the upper end of the clamping mechanism, and the pipe fixing assembly comprises a first fastener connected to the upper end of the clamping mechanism, a second fastener with one end connected with the first fastener through a hinge piece and a pipe fixing body connected with the second fastener and used for fixing a hemodialysis pipeline. The second fastening piece can rotate along the hinge piece, after a catheter placing limb is fixed in the fastening cavity, the rod body is used for adjusting the distance between the catheter fixing body and the catheter placing limb, the position of the rod body is locked through the locking piece till the dialysis catheter is fixed in the catheter fixing groove, and after the position of the catheter fixing body is locked through the locking piece, the rod body is locked through the locking piece. The hemodialysis pipeline and the limbs of a patient can be firmly fixed together, so that the hemodialysis pipeline is prevented from falling off.

The utility model discloses a heating and ventilation pipe welding clamp, which comprises an adjusting mechanism and a clamping mechanism arranged on the top of the adjusting mechanism, the adjusting mechanism comprises a base, the clamping mechanism comprises moving seats, the moving seats are correspondingly arranged on the left side and the right side of the top of the base, the top of each moving seat is fixedly connected with a fixing plate, and the fixing plates are fixedly connected with the adjusting mechanism. The opposite sides of the fixing plates are fixedly connected with an inflation shell, and the opposite sides of the inflation shell are fixedly connected with a plurality of rubber suction heads. The equipment has the advantages of being convenient to adjust and stable in clamping effect, and solves the problems that part of clamps are designed in a fixed mode, the clamping effect on the heating and ventilation pipes is not ideal enough, adjustment is inconvenient to conduct according to the specifications of the heating and ventilation pipes, rapid adjustment is inconvenient to adapt to heating and ventilation pipelines of different specifications and diameters, and the clamping effect is poor. Therefore, the problems that different clamps are needed when a welding object is replaced every time, the cost is increased, and the working efficiency is reduced are possibly caused.

This utility model provides a landscape tree fixing device for landscaping construction, belonging to the field of landscaping technology. It includes a supporting mechanism comprising an L-shaped fixing plate and several conical fixing blocks fixedly installed at the bottom of the L-shaped fixing plate; a fixing mechanism comprising an irregularly shaped fixing block, an internally threaded block fixedly installed on the outer surface of the irregularly shaped fixing block, a threaded rod threadedly connected to the thread of the internally threaded block, a handle fixedly installed at one end of the threaded rod, a limiting groove formed on the outer surface of the other end of the threaded rod, and a quick-release assembly for fixing landscape trees of different sizes. This utility model, through the cooperation of the L-shaped fixing plate and the conical fixing blocks, ensures the device's secure installation on the ground. Utilizing the threaded rod, quick-release assembly, and other components, it achieves flexible and rapid clamping of landscape trees of different sizes, effectively avoiding the problems of bark damage and poor stability in traditional fixing methods, while extending the device's service life and reducing maintenance costs.

The utility model relates to a charging gun line fixing device in the technical field of charging gun line fixing, which comprises a reducing sleeve, an end plate is arranged at one end of the reducing sleeve, an outer conical part is arranged at the other end of the reducing sleeve, a plurality of necking grooves are uniformly formed in the outer conical part at intervals along the circumferential direction of the outer conical part, and external threads are arranged on a sleeve body of the reducing sleeve; the inner wall of the locking sleeve is provided with internal threads matched with the external threads of the reducing sleeve, and one end of the locking sleeve is provided with an inner conical part matched with the outer conical part; the cable fixing bracket is provided with at least two waist-shaped holes; the two ends of the cable pressing hoop are fixedly connected to the cable fixing bracket through bolts; according to the utility model, the outer conical part of the reducing sleeve is matched with the inner conical part of the locking sleeve, and the necking groove design is combined, so that the outer conical part is driven to radially shrink when the locking sleeve is rotated, charging gun cables with different diameters can be flexibly clamped, and the application range and compatibility of the device are obviously improved.

The utility model discloses a screen printing machine with a drying function, which comprises a screen printing machine main body, the front end of the screen printing machine main body is provided with a control key, the top end of the screen printing machine main body is fixedly connected with a processing table, the rear end of the screen printing machine main body is fixedly connected with a supporting plate, the supporting plate is internally provided with a first electric screw rod sliding rail, and the first electric screw rod sliding rail is fixedly connected with the processing table. A driving plate is installed at the front end of the supporting plate, a dryer is installed at the top end of the supporting plate, telescopic pipes are fixedly connected to the two sides of the dryer, and drying pipes are fixedly installed on the two sides of the front end of the driving plate. According to the screen printing machine with the drying function, paper can be started to be dried through the dryer, hot air of the dryer is conveyed into the drying pipe, the printed paper can be dried through the drying opening in the bottom of the drying pipe, the paper can be evenly dried through the drying opening, and the function of facilitating rapid drying is achieved through the structure; the problem of inconvenient drying is solved.

The utility model provides a mesh welding device which comprises a base, two sliding grooves are formed in the top of the base, a fixing frame is fixedly connected to the exterior of the base, and a welding machine is fixedly connected to the interior of the top end of the fixing frame. And an adjusting assembly. The utility model relates to a mesh welding device which is characterized in that firstly, a mesh to be welded is placed on the top of a base, in the clamping process, a bidirectional threaded rod is rotated to enable two threaded sleeves to move face to face or away from each other along the outer portion of the bidirectional threaded rod, and through limiting of two sliding grooves, the mesh to be welded is welded. The two fixing rods and the threaded sleeves are made to be close to each other in the opposite direction or away from each other, the four clamping pieces clamp and limit the mesh, finally welding is completed through a welding machine, when the clamping pieces and the grid ribs occupy the positions in parallel during clamping, the sliding blocks are shifted to slide along the interior of the fixing frame, the clamping pieces and the grid ribs are staggered, and welding is completed. The mesh can be conveniently and flexibly clamped, and the flexibility and functionality are improved.

The utility model relates to outside formula clamping mechanism, including first clamping arm, with first clamping arm rotatory connection's second clamping arm and operating mechanism, the clamping block of first clamping arm is opposite with the clamping block of second clamping arm and sets up, operating mechanism includes connecting rod and handle, one end of handle has first position and second position, and one end of connecting rod is movably connected with first clamping arm, and the other end of connecting rod is movably connected with the first position of handle, the second position of handle is movably connected with the middle part of second clamping arm, through push and pull handle can drive second clamping arm positive and negative rotation, realize the clamping block of second clamping arm and the clamping block of first clamping arm switch between clamping and opening. The present application can realize fixed diameter clamping, and through operating handle can be switched between clamping and loosening fast, and the operation is simple, the present application can be applicable to different sizes of the clamped piece through adjusting the length of connecting rod, the angle of the clamping group of the present application is adjustable, and different parts of bicycle frame can be clamped flexibly, and the adaptability is strong.

The utility model discloses a fixing device of a PCE electrical connector and a rail engineering vehicle, and belongs to the technical field of rail operation platform vehicles. The fixing device comprises a fixing socket and at least one reinforcing assembly, and the fixing socket comprises a plugging cavity used for being matched with a PCE electrical connector; the reinforcing assembly comprises a seat body, a lever arm and an abutting plate, the seat body is fixedly connected with the fixed socket, the middle of the lever arm is rotatably connected with the seat body, one end, opposite to the PCE electrical connector, of the lever arm is fixedly connected with the abutting plate, the abutting plate is arranged perpendicular to the lever arm, and the other end of the lever arm is fixedly connected with the fixing socket. And the lever arms can relatively stretch and retract so as to flexibly clamp the edge of the PCE electrical connector. According to the utility model, the PCE electrical joint can be ensured to be stable and not easy to loosen in a connection state.

The utility model discloses a modular gripper circular tube connecting piece which comprises a base, a connecting frame is installed above the base, side frames are installed in the middles of the two sides of the outer wall of the connecting frame, side edge fixing structures are installed in the middles of the side frames in a penetrating mode, and the side edge fixing structures penetrate to the two sides of the connecting frame. A round pipe body is clamped in the middle of the side edge fixing structure, inner grooves with the same size are formed in the middle of the surface of the base and the middle of the top face of the connecting frame, disassembling plates are installed at the two ends of each inner groove, and installing plates are fixedly connected to the two sides of the bottom end of the connecting frame. According to the modular gripper circular pipe connecting piece, through the modular design, different parts of the connecting piece can be disassembled and assembled according to actual requirements, so that the modular gripper circular pipe connecting piece can adapt to circular pipes of different sizes, shapes and angles, clamping is more flexible due to the adjustability of the side edge fixing structure, and the requirement for clamping stability of the different circular pipes can be met.

The utility model relates to a convenient-to-use clamp for preparing a mold locking head plate of an injection molding machine, which belongs to the technical field of clamps for preparation and comprises a table board, a worktable is fixedly connected to the upper end of the table board, and a clamping structure is arranged at the upper end of the worktable; and the clamping structure comprises a fixing box, a servo motor, a bidirectional threaded rod, a sleeve, a transverse clamping block, a limiting plate, an electric telescopic rod and a vertical clamping block, the fixing box is fixedly connected to the upper end of the workbench, and the servo motor is arranged on the right side of the fixing box. According to the convenient-to-use clamp for preparing the mold locking head plate of the injection molding machine, the clamping structure is arranged on the workbench, a mold can be flexibly clamped through the clamping structure, and a transverse clamping block is matched with a vertical clamping block to stably clamp the mold; and through the first cushion block and the second cushion block, the phenomenon that the mold is extruded and damaged due to the fact that clamping is tight and large in force when the mold is clamped by the clamp is avoided, and therefore the practicability of the clamp is enhanced.

The utility model discloses a quick bearing processing device convenient to install, which comprises a clamping table, telescopic support legs are fixedly connected to two sides of the bottom end of the clamping table, an installation plate is arranged below the telescopic support legs, fixing plates are fixedly connected to two sides of the top end of the clamping table, a clamping cylinder is installed on one side of each fixing plate, and a clamping cylinder is installed on the other side of each fixing plate. The output end of the clamping air cylinder is fixedly connected with a clamping base, and collecting boxes are installed at the two ends of the bottom of the clamping table. Clamping plates on the bearing rapid machining equipment convenient to install can be replaced according to needs, splicing clamping blocks on the clamping plates are inserted into splicing clamping grooves, then limiting baffles are rotated to be tightly pressed on the tops of the splicing clamping blocks, then clamping air cylinders push clamping bases to one side, and in the process that the clamping bases move towards bearings, the clamping bases are clamped in the splicing clamping grooves. And the limiting sliding blocks stably slide in the limiting sliding grooves, the function of facilitating flexible clamping and stable clamping is achieved through the structure, and the problem that flexible clamping is inconvenient is solved.

The utility model relates to aviation maintenance auxiliary tool technical field discloses a kind of flight spoiler protractor fixing tool, including fixed plate, the bottom of the fixed plate is fixedly connected with fixed assembly, the top of the fixed plate is fixedly connected with clamping assembly, the top of the clamping assembly is provided with protractor device, the inside screw thread connection of the fixed plate has two connecting bolts, the outside screw thread connection of two the connecting bolts is in the bottom of the protractor device, the fixed assembly includes fixed part main body, the top of the fixed part main body is fixedly connected with suction cup boss.The utility model in the present application, through rubber suction cup and manual knob type exhaust mechanism produce adsorption force, stable fixing tool, deflation handle is convenient for quick deflation disassembly and not damage surface, improve stability, with the synergistic effect of screw knob etc. Flexible clamping protractor, double fixing keeps stable, cooperate button to realize accurate measurement, improve efficiency and precision.

The utility model discloses a material carrying device, which relates to the technical field of workshop production and comprises a base plate, a clamping component, a rotating component and a lifting component. The lifting assembly is arranged on the side face of the base plate, the rotating assembly is arranged on the lifting assembly, and the clamping assembly is arranged on the rotating assembly. The clamping assembly comprises two L-shaped plates and two driving parts, the two driving parts are arranged on the rotating assembly, the two L-shaped plates are connected to the two driving parts respectively, and the two driving parts are used for controlling the two L-shaped plates to get close to each other or get away from each other; according to the utility model, the carrying of a single material is facilitated, the carrying of the material is also facilitated in a narrow space, the carrying work is simpler and more convenient, and the movement is smaller.

A rubber and plastic composite waterproof plug effectively solves the problem of poor waterproof effect and comprises a main body, a wire harness hole in the vertical direction is formed in the middle of the main body, fireproof cotton is wound on the inner circumference of the main body, a plurality of outer sealing rings are evenly fixed to the outer edge face of the main body, and a sealing groove is formed between every two adjacent outer sealing rings. A plurality of clamping assemblies are uniformly arranged in the wire harness hole, each clamping assembly comprises a first conical ring and a second conical ring, the minimum-diameter end of the first conical ring is fixedly connected with the minimum-diameter end of the second conical ring, and the maximum-diameter end of the first conical ring and the maximum-diameter end of the second conical ring are fixedly connected with the inner wall of the wire harness hole; the first conical ring and the second conical ring are elastic components.