213results about How to "Large clamping force" patented technology

The invention discloses an automatic hollow ball welding device and method, and relates to the technical field of welding, the automatic hollow ball welding device comprises a laser fine welding assembly which is slidably connected in a longitudinal high-precision electromagnetic guide rail and is used for welding a hollow ball according to the monitoring of a welding seam detection sensor under the cooperation of a hollow ball welding calibration regulation and control assembly when the hollow ball is welded; self-adaptive calibration of the shapes of the hollow balls is achieved, it is ensured that the butt joint accuracy of the two hollow balls reaches an extremely high level, the whole device can accurately calibrate the shapes and sizes of the hollow balls in the butt joint and welding process of the hollow balls, position changes of the hollow balls are compensated in real time, the problem that axial or radial deviation is likely to occur in the welding process is solved, and the welding quality of the hollow balls is improved. The welding quality stability and reliability are improved, the position and angle of the laser welding head are adjusted in a self-adaptive mode under the cooperation of the laser fine welding assembly, so that welding deviation is corrected, and the welding quality stability and consistency are guaranteed.

The invention provides a quick response bistable mechanical gripper of a programmable energy barrier and a use method, and belongs to the technical field of robots. In the gripper, a rigid clamping jaw is fixedly connected to the side of a fixed clamping plate, the fixed clamping plate is rotationally installed at the upper end of a sliding block around a pin shaft, and a flexible buckling beam is arranged in a gap of the fixed clamping plate. The sliding block is fixedly connected with a rack, and the rack is meshed with a gear in the box body. When the motor is driven, the rocker arm pushes the sliding blocks to move along the guide shaft, through transmission conversion of rack-gear-rack, reverse displacement is generated on the sliding blocks on the side, the two sliding blocks achieve reverse movement, the fixing clamping plates rotate around the shaft, and the flexible buckling beam is pressed to be bent. The process can adjust the threshold value of the energy barrier of the bistable structure and change the triggering condition. And after being impacted by an object, the clamping device can jump quickly and actively increase the clamping force. The mechanical gripper has the advantages of being adjustable in energy barrier, simple in structure, fast in response, low in cost and the like, and the problem that an existing mechanical gripper cannot achieve soft triggering and stable clamping at the same time is solved.

The invention discloses a composite fiber tensile property testing device, which relates to the technical field of composite fiber tensile property testing tools, and comprises a pedestal and a door frame arranged on the top of the pedestal, a test box is installed above the mounting groove through a bracket, a lifting beam is slidably installed on the upper part of the door frame, a tension sensor is installed on the bottom surface of the lifting beam, a pull rod is installed on the bottom end of the tension sensor, and a clamping mechanism is installed on the mounting seat; a moving seat is installed on the driving seat of the linear motor, and a flame-spraying mechanism is installed on the moving seat; the invention facilitates effective clamping and fixing of the detected composite fiber through the cooperation of the clamping mechanism with the tension sensor and the pull rod, effectively prevents the situation that the clamping end of the composite fiber material breaks first during traditional chuck clamping testing, and can automatically increase the clamping force of the locking shaft on the composite fiber belt as the tension acting on the composite fiber belt increases, effectively preventing the end of the composite fiber belt from loosening or breaking first due to excessive tensile force.

The invention belongs to the field of reactors, and relates to a low-noise extra-high voltage shunt reactor which comprises an oil tank, an ascending flanged base and a cooling system, an oil tank composite noise reduction structure is mounted on the inner side of the wall of the oil tank, an oil tank outer noise reduction mechanism is mounted on the outer side of the wall of the oil tank, and a reactor body positioning damping structure is mounted on the lower portion of a reactor body. The iron core is installed in the oil tank, fourth pull screws are installed on the left side and the right side of the periphery of the iron yoke, fifth pull screws are installed on the upper side and the lower side of the periphery of the iron yoke, seventh pull screws are installed at the positions, close to the inclined seam of the iron yoke, of the two corners of the upper end of the inner periphery of the iron yoke, and first shock pads are installed between the fourth pull screws, the fifth pull screws and the seventh pull screws and the iron yoke. Insulating base plates and shock pads II are arranged between the upper cross beam, the upper pressing beam and the lower foot pad and the iron yoke; an insulating rubber plate with an L-shaped structure is arranged on the outer side of the iron yoke close to the inclined seam of the iron yoke; an insulating partition plate is installed between the insulating rubber plate and the iron yoke. The clamping force of the iron yoke is increased, the vibration of the iron core is reduced, the pull screw and the insulating rubber plate are additionally arranged at the inclined seam of the iron yoke, vibration is reduced, and meanwhile noise transmission is blocked.

The invention discloses a connecting wire end part stripping device for connecting wire production and processing, relates to the technical field of wire processing, and aims to solve the problems that in the process of stripping an insulating skin layer of an end part after an insulating layer is annularly cut, the other end of the connecting wire is held by a worker, so that the connecting wire is easy to move, and the insulating layer cannot be thoroughly stripped. Through the limiting force of the elastic plate and the chute frame on the connecting block, the antiskid plate is clamped inwards in parallel while being close to one side of the wire cutting mechanism, the connecting wire is driven to be close to the direction of the wire cutting mechanism in the process that ring cutting is completed and an insulating skin layer at the end is pulled away, at the moment, the elastic plate is matched with pulling force, and through a chute of the chute frame, the connecting wire is driven to be close to the wire cutting mechanism. Therefore, the connecting line is subjected to larger clamping force, movement of the connecting line is limited, and the situation that the insulating layer cannot be thoroughly stripped due to the fact that the connecting line approaches inwards when the insulating layer is pulled out is prevented.

The invention discloses a composite fiber stretchability detection device, and relates to the technical field of composite fiber stretchability detection appliances, the composite fiber stretchability detection device comprises a pedestal and a door frame arranged on the top of the pedestal, a test box is installed above a mounting groove through a support, a lifting beam is slidably installed on the upper portion of the door frame, and a tension sensor is installed on the bottom surface of the lifting beam; a pull rod is mounted at the bottom end of the tension sensor; a clamping mechanism is mounted on the mounting seat; a movable seat is mounted on a driving seat of the linear motor, and a flaming mechanism is mounted on the movable seat; the clamping mechanism is matched with the tension sensor and the pull rod, so that the detected composite fiber can be effectively clamped and fixed, the situation that the clamping end of a composite fiber material is broken firstly during clamping detection of a traditional chuck is effectively prevented, and the clamping end of the composite fiber material can be broken along with increase of the tension acting on the composite fiber belt. And the clamping force of the locking shaft acting on the composite fiber belt is automatically increased, so that the condition that the end part of the composite fiber belt is loosened or is firstly broken due to overlarge drawing force is effectively avoided.

The utility model discloses a clamp for a tensile test of a high-temperature pipe. Wherein a plug core mounting threaded hole is formed in the center of the bottom of a cylinder top in the cylinder shell, the cylinder wall of the cylinder shell is arranged in the direction, facing the bottom, of the cylinder top, and threads used for mounting the cylindrical inner cavity are arranged in the cylinder wall of the cylinder shell; a coaxial circular truncated cone containing part is arranged in the center of the cylindrical shell, a large opening of the circular truncated cone containing part faces the direction of the cylinder top, and the three-petal wedge-shaped sleeve clamping component is arranged in the circular truncated cone containing part. The conical contact portion of the conical plug core abuts against the end face of the pipe to be measured from the inner side, the three-petal wedge-shaped sleeve clamping component is arranged on the periphery of the pipe to be measured in a pressing mode, and the outer side of the three-petal wedge-shaped sleeve clamping component and the wall face of the circular truncated cone containing portion are pressed. According to the utility model, the pipe is inserted into the three-petal wedge-shaped sleeve clamping part, and the plug core is also inserted into the pipe, so that the clamping end of the pipe is ensured not to have obvious plastic deformation, and abnormal fracture is avoided.

The clamping mechanism comprises a chuck body and four sets of air cylinders evenly arranged in the circumferential direction, and piston rods of the air cylinders are arranged in the radial direction of the chuck and fixedly installed at the front end of the chuck body. A clamping jaw assembly is fixedly installed on the cylinder body, an organ protective cover is connected between the cylinder body and the end of the piston rod, two synchronous gear rings are coaxially arranged at the rear end of the chuck body, and the cylinder bodies of the two adjacent air cylinders are in transmission connection with the two synchronous gear rings correspondingly. And therefore, the two groups of symmetrically arranged air cylinders synchronously act through the same synchronous gear ring. According to the embodiment, the power source is externally arranged, the internal space of the chuck is saved, meanwhile, later maintenance is facilitated, the power source is directly connected with the clamping execution end, transmission loss is avoided, larger clamping force is achieved, meanwhile, a sliding block structure is avoided, and the phenomenon of sliding clamping stagnation is eradicated.

The sliding sleeve self-locking type three-jaw lifting appliance comprises a suspension mechanism and a clamping mechanism, the suspension mechanism comprises an outer pipe and a flange plate, a lifting ring is arranged on the outer pipe, connecting plates are arranged on the periphery of the outer pipe, an inner shaft is arranged in the outer pipe in a penetrating mode, the inner shaft is arranged in a through hole of the flange plate in a penetrating mode, and a taper sleeve, a sliding sleeve and a shaft sleeve are arranged on the periphery of the inner shaft. The taper sleeve is arranged below the flange plate, the sliding sleeve comprises a taper head, an inverted-cone-shaped boss and a cylindrical bottom, a hook is arranged on the connecting plate, the top of the hook is connected with the connecting plate through a bolt, a hook body of the hook is clamped outside the sliding sleeve, and a fixing mechanism is arranged at the bottom end of the inner shaft. The clamping mechanism comprises three supporting arms and a supporting claw, the supporting arms are arranged on the periphery of the shaft sleeve, pin holes are formed in the supporting arms, the supporting claw is of an L-shaped structure, a connecting hole matched with the pin holes is formed in the middle of the supporting claw, a chain is arranged between the supporting claw and the connecting plate, and sawteeth are arranged at the other end of the supporting claw. When the high-temperature flange is transported by the hoisting device, the deformation of the flange in the manufacturing process can be reduced to the minimum, so that the overall quality of a wind power tower drum is effectively guaranteed.

The utility model relates to the technical field of in-pipe surfacing, and discloses full-automatic elbow inner wall surfacing equipment which comprises a bottom plate, an inner pipe welding mechanism is arranged on the bottom plate and comprises a welding circular ring, a fixing plate and a support, an inner ring is fixedly connected to the welding circular ring, a first gear is fixedly connected to the inner ring, and a second gear is fixedly connected to the fixing plate. A limiting guide rail is arranged on the welding circular ring, a first motor is fixedly installed on the fixing plate, the output end of the first motor is fixedly connected with a second gear, the second gear is connected with the first gear in a meshed mode, and a first limiting rotating wheel and a second limiting rotating wheel are rotationally connected to the fixing plate. According to the annular welding device, the first motor drives the second gear and the first gear to be meshed to drive the fixing plate to move around the outer wall of the welding circular ring and the inner wall of the inner ring, so that the welding head is driven to move on an arc in the pipe, the welding head can move on the arc-shaped surface of the inner wall of the pipe at a constant speed, and the uniform annular welding effect is achieved.

An eccentric cutting clamp system of a hydraulic torque converter assembly comprises a positioning driving device, a lever floating pressing device and a positioning column aligning device. According to the eccentric cutting clamp system for the hydraulic torque converter assembly, the lever floating pressing device replaces an original axial spring type pre-pressing device, an axial spring is changed into a radial spring, potential safety hazards of manual clamping are eliminated, and meanwhile the clamping force is increased through centrifugal force; according to the eccentric cutting clamp system for the hydraulic torque converter assembly, the positioning driving device and the positioning column aligning device replace a positioning clamping mechanism and a positioning auxiliary supporting component, so that positioning and driving clamping are separately designed; the hydraulic torque converter assembly is suitable for increasing the length-diameter ratio of the pump wheel shaft sleeve of a product and (or) obviously changing the coaxiality deviation value of the pump wheel shaft sleeve and the positioning column, and the over-positioning phenomenon is eliminated.

The invention relates to the technical field of engineering detection sampling, and particularly discloses a core drilling sampling device which comprises a driving assembly, a sampling assembly and a limiting assembly, the sampling assembly comprises an outer cylinder and two arc plates, the two arc plates are arranged in a sliding mode in the radial direction of the axis of the outer cylinder, and the limiting assembly is arranged on the two arc plates. The driving shaft enables the outer cylinder to rotate, a sample core is cut out in a target area, after the sample core is cut to a designated depth, the limiting assembly cuts off the bottom end of the sample core, the two arc plates are made to move towards the axis of the outer cylinder, and the two arc plates are closed to form a complete cylinder to clamp the sample core; according to the core drilling sampling device, the arc plate and the limiting assembly are arranged, when the sample core is cut, the limiting assembly is used for cutting off the bottom of the sample core, the bottom of the sample core is supported, and the arc plate clamps the sample core to keep the integrity of the sample core.

The present invention relates to the field of mechanical processing technology, and specifically to a multi-angle clamping processing fixture, comprising a clamping bracket, on which a detection control support plate is fixedly installed, and also comprising: a rotation adjustment shaft, which is rotatably connected to the clamping bracket, and a clamping adjustment support is fixedly installed on the other end of the rotation adjustment shaft; and a multi-angle clamping mechanism, which is respectively connected to the detection control support plate, the rotation adjustment shaft and the clamping adjustment support, wherein the multi-angle clamping mechanism includes a circumferential clamping adjustment component and a rotation adjustment component; the multi-angle clamping processing fixture of the present invention can achieve the purpose of multi-angle adjustment according to the clamping requirements of the workpiece, improves the practicability and flexibility of the equipment, and can save energy while ensuring the clamping effect of the workpiece in different position states.

The utility model discloses a combined plug bush structure, which belongs to the technical field of sockets and comprises an elastic crank arm, a first clamping arm and a second clamping arm, the first clamping arm and the second clamping arm are connected to two ends of the elastic crank arm, a slot is formed between the first clamping arm and the second clamping arm, one side of the first clamping arm and one side of the second clamping arm are planes, and the other side of the first clamping arm and the other side of the second clamping arm are inclined planes. The elastic crank arm is similar to a U shape, one side of the elastic crank arm is a plane and is flush with the plane sides of the first clamping arm and the second clamping arm, the other side of the elastic crank arm is an inclined face with the high middle and the two low ends, and the two ends of the inclined face are flush with the higher ends of the inclined faces of the first clamping arm and the second clamping arm respectively. An included angle is formed between the insertion edge of the plug bush and the end face of the tail end of the plug pin, so that the plug pin contacts with a point when being inserted into the plug bush, the contact area is gradually increased along with the increase of the insertion depth, the plug is comfortable and not clamped when being inserted, excessive force is not needed, good experience is provided for a user, and the service life of the plug bush is prolonged.

The invention belongs to the technical field of production of composite metal plates, and particularly relates to production equipment and process of a multi-cladding metal composite material, crystal grains which are just solidified on the surface of aluminum and contain oxidation films are crushed and pressed into an aluminum matrix, and a copper-aluminum composite thin plate strip which is fine in crystal grains and good in interface bonding is prepared. Clamping the end parts of the composite thin plate strips with different width sizes through production equipment; the composite sheet strip is inserted between the two clamping blocks of the fixing unit in the sliding groove, the fixing unit is dragged through the traction rope, so that the fixing unit generates relative displacement in the sliding groove of the base, under the action of the sliding groove, the distance between the two clamping blocks is reduced, and the clamping force of the two clamping blocks on the composite sheet strip is increased; finally, under the driving of the traction rope, the base, the fixing unit and the composite thin plate belt move at the same time.

The utility model discloses a fluid-driven miniature three-finger soft gripper which comprises a sealing cover and a soft finger body, an air exhaust hole is formed in the sealing cover, a driving cavity is formed in the soft finger body and communicated with the air exhaust hole, three finger bodies are arranged on the bottom face of the soft finger body in the circumferential direction, driving channels are formed in the finger bodies, and the driving channels are communicated with the air exhaust hole. And the driving channel is communicated with the driving cavity. Due to the fact that the three finger bodies and the driving cavity are arranged into a whole, a clamping area is formed between the finger bodies, all the soft finger parts are circumferentially arrayed relative to the symmetrical center line, when an air exhaust hole is externally connected with an air exhaust device, air is exhausted, the soft gripper can contract, and at the moment, a frame at the root of the finger plays a role in stabilizing and reinforcing; the reinforcing ribs draw the soft fingers and contract inwards at the same time, and the grabbing action is achieved. The soft finger parts are large in size, can provide larger clamping force, and are more suitable for clamping objects in narrow areas. Therefore, the three-finger soft gripper is wider in adaptability.

The invention discloses an adjusting device and method for preparing a micro-texture tool through laser assisted by multi-dimensional ultrasonic vibration and a multi-dimensional magnetic field, and the device comprises a tool positioning module, a vertical-direction ultrasonic vibration and angle adjusting module, a horizontal-direction ultrasonic vibration and angle adjusting module, a laser device, and a laser preparation and ultrasonic vibration man-machine interaction module. A laser preparation focal length and angle monitoring module; and a laser preparation area monitoring and adjusting module. According to the device, a multi-dimensional ultrasonic vibration and multi-dimensional magnetic field method is introduced to assist laser machining of the microtexture, the adjustable device for laser preparation of the microtexture on the surfaces of various cutters with the assistance of the multi-dimensional ultrasonic vibration and the magnetic field is designed, and the microtexture can be obtained by adjusting ultrasonic parameters, magnetic field parameters and laser parameters in real time. And the quality and precision of the microtexture on the surface of the tool are improved.

The pneumatic clamp comprises a cylinder body, a first side face and a second side face, the first side face and the second side face are opposite to each other, the first side face is provided with a first air inlet and a second air inlet, and a piston body comprises a first piston parallel to the first side face, a second piston parallel to the second side face and a connecting body connecting the first piston and the second piston. When air enters the first air inlet, the first piston and the sliding blocks get close to each other, when air enters the second air inlet, the second piston and the sliding blocks get away from each other, in the process that the sliding blocks get close to or get away from each other, the positioning pins move in the guide grooves, at least one guide groove is obliquely arranged, and the value range of the inclination angle of the guide grooves is (0, pi / 2). According to the utility model, the original mode of driving the piston up and down is changed, and the piston is driven by the left side surface and the right side surface, so that the design space of the piston is increased in a disguised manner, the size of the piston is correspondingly enlarged, the acting area of the piston is greatly increased, and the acting force on the piston is further increased.

The utility model relates to an automatic production line for tunnel small conduits, which comprises a rack, a feeding device, a heater, a forming die, a servo chuck, a cutting machine head, two discharging devices, a conveying device, a punching machine and a necking machine, the rack is used for storing raw materials, the feeding device comprises a conveying belt used for conveying the raw materials, and the feeding device comprises a conveying belt used for conveying the raw materials. The conveying device is used for conveying raw materials, the heating device is used for conducting heat treatment on the raw materials and forming the raw materials through the forming die, the servo chuck comprises a plurality of clamping jaws arranged over the conveying device, and the clamping jaws are used for clamping and loosening the formed raw materials and can be adjusted up and down in the vertical direction.

The invention discloses an automatic climbing and fixing integrated intelligent cover beam hoop device, and relates to the field of cover beam hoops, the automatic climbing and fixing integrated intelligent cover beam hoop device comprises a first hoop, a second hoop and a pier column, the outer wall of the pier column is clamped with the first hoop and the second hoop from top to bottom, and fixing clamping plates are arranged between the first hoop and the second hoop; an electric control climbing clamping plate is arranged on the inner wall of the fixed clamping plate, a plurality of sets of driving assemblies are arranged on the outer wall of the second hoop, and the output ends of the driving assemblies are connected with the outer wall of the first hoop. An electric control climbing clamping plate in a second hoop is in an open state, so that the second hoop at the bottom moves upwards, an electric control climbing clamping plate in a first hoop is opened, a climbing air cylinder stretches to jack up the first hoop at the bottom, and when the gravity of the top of a sand cylinder is increased, the sand cylinder can be driven to slide towards the interior of a supporting frame; and therefore, the stability of the first hoop located on the outer wall of the pier column is achieved.

The embodiment of the invention discloses a clamp which comprises a first supporting component with a first working through hole, a second supporting component with a second working through hole and at least three clamping jaws, and a first gear part is arranged on the peripheral wall of the first working through hole; the central axis of the second working through hole is aligned with the central axis of the first working through hole, and the first supporting component and the second supporting component can rotate relatively; the clamping jaws are rotatably connected with the second supporting component and evenly arranged in the circumferential direction of the first working through hole, each clamping jaw is provided with a clamping face, a butt joint face and a second gear part, and in every two adjacent clamping jaws, the butt joint face of one clamping jaw is adjacent to and faces the clamping face of the other clamping jaw, so that a clamping cavity is defined by the clamping faces of at least three clamping jaws; and the first gear part is meshed with the second gear part, so that the at least three clamping jaws synchronously rotate to expand or shrink the clamping cavity. The included angle can be automatically centered, the size change range of the clamping cavity is large, the clamping force is large, and the workpiece applicability is good.

The present invention relates to a hot-melt butt connection mechanism for a spiral corrugated pipe, comprising a base, and also comprising: two rotating drums, on which a centering clamping assembly is arranged; a butt connection assembly arranged on the base, on which the two rotating drums are arranged, the two rotating drums share the same central axis, and the spiral corrugated pipe is clamped by the centering clamping assembly and the central axes of the two sections of the spiral corrugated pipe to be connected are kept to coincide, the butt connection assembly drives the two rotating drums to approach each other and causes the ends of the two sections of the spiral corrugated pipe to be connected to be squeezed against each other; a torsion assembly arranged on the butt connection assembly and corresponding to the rotating drum, the butt connection assembly drives the two rotating drums to approach each other and drives the torsion assembly to drive the corresponding rotating drum to perform reciprocating torsion; an expansion assembly arranged on the butt connection assembly and corresponding to the rotating drum, the torsion mechanism drives the corresponding rotating drum to perform reciprocating torsion and drives the expansion assembly to increase the clamping force between the centering clamping assembly and the corresponding spiral corrugated pipe.

The invention belongs to the technical field of aviation detection, and particularly relates to aviation cylinder clamping detection equipment, which comprises a frame body, and support plates are uniformly arranged on the inner wall of the frame body; the aviation cylinder clamping detection equipment further comprises an adjusting mechanism and a supporting mechanism, the adjusting mechanism is used for adjusting the arc-shaped thin-wall part so that the arc-shaped thin-wall part can make contact with the front face of the installed thin-wall part, the bottom of the adjusting mechanism is fixedly connected with the top of the frame body, and the bottom of the supporting mechanism is rotationally connected with the outer wall of the end, away from the supporting plate, of the frame body. By arranging the detection mechanism, the cushion block makes contact with the outer wall of the thin-wall part, the limiting assembly monitors the moving distance of the cushion block, when the thin-wall part reaches the critical deformation quantity, the position where the limiting assembly is pulled out at the moment can be recorded in time, the position is recorded, the cushion block can only reach the maximum position in the subsequent clamping process, and the clamping efficiency is improved. And the situation that the thin-wall part is deformed due to large extrusion force caused by unstable clamping force is avoided.

A wheel cover clamping foot comprises a plastic part and a metal clasp, the plastic part comprises a vertical plate, clamping tables arranged at the top of both sides of the vertical plate and a deformation plate arranged at the middle of the vertical plate, the clamping tables are arranged at the same side with the deformation plate, a containing space is formed between the vertical plate, the deformation plate and the wheel cover, the metal clasp is arranged in the containing space below the deformation plate, the metal clasp is in U shape, comprising a connecting piece and elastic pieces arranged at both ends of the connecting piece, one of the elastic pieces abuts against the deformation plate and the other abuts against the wheel cover. The clamping foot structure is firm, the clamping force is stable and the durability is good.

The utility model relates to a manual self-centering shaft part clamping mechanism which comprises an up-down axial supporting plate, a plurality of sliding rails are fixedly connected to the supporting plate in the circumferential direction, a sliding block is inserted into each sliding rail, meanwhile, the upper end of the supporting plate is coaxially and rotationally connected with a positioning disc, the upper end of the positioning disc is rotationally connected with a plurality of up-down axial connecting pieces in the circumferential direction, and the upper end of the positioning disc is coaxially and rotationally connected with the sliding blocks. The multiple connecting pieces correspond to the multiple sliding blocks in a one-to-one mode, and therefore when the restraining connecting pieces are fixedly connected with the corresponding sliding blocks through the connecting rods, the sides, away from the sliding blocks, of the connecting pieces are fixedly connected with the vertical axial clamping pipes, and the central axes of the clamping pipes perpendicularly intersect with the central axes of the connecting rods; the distance between the clamping pipe and the central axis of the positioning disc can be gradually changed in the rotating process of the positioning disc, and the workpiece to be machined is clamped and fixed. Therefore, the upper end face of the positioning disc is fixedly connected with the grip, so that the purpose of manually rotating the positioning disc is achieved.

The invention relates to the technical field of motor recovery processing equipment, and discloses an efficient disassembling platform for a three-phase motor, which comprises a rack, the rack is slidably connected to the ground through universal wheels, a platform plate and a power mechanism are mounted in the rack, the bottom end of the rack is mounted on the platform plate, the power mechanism comprises an inclined pressing arm, and the inclined pressing arm is connected with the rack through a connecting rod. The power mechanism is used for pushing the inclined pressing arm to press the pressing and cutting assembly so that the pressing and cutting assembly can move horizontally and downwards, one end of the clamping mechanism makes contact with the pressing and cutting assembly, a copper removing mechanism is installed at the other end of the clamping mechanism, the power mechanism comprises a hydraulic cylinder, a main shaft is fixedly connected to one side of the hydraulic cylinder, and a moving block is fixedly connected to one side of the main shaft. And one side of the moving block is fixedly connected with a push rod. The moving block with the inclined pressing arm is driven by the single hydraulic cylinder, horizontal thrust is converted into vertically downward shearing force through cooperation of the inclined faces, and cutting of the exposed copper wire at the end of the motor is completed.

The present invention relates to a pallet cling film packaging machine, wherein a horizontal conveyor is located at the front end of a frame for conveying pallets, and the film feeding device is located at both sides of the horizontal conveyor for clamping and conveying the cling film, comprising two pairs of symmetrically arranged clamping belts, guide rollers, and a pressing mechanism, wherein the guide rollers are used to fix and place the cling film, the clamping belts are used to clamp and convey the cling film, and the pressing mechanism is used to tension the clamping belts and provide sufficient clamping force to complete the upper film coating of the pallet and the longitudinal tensioning of the cling film; the vertical conveyor is located at the rear end of the horizontal conveyor for conveying the pallet; the longitudinal sealing device is located at the rear end of the horizontal conveyor for longitudinally collecting and pressing the cling film; the transverse sealing and cutting device is located at the rear end of the longitudinal sealing device for cutting the cling film and sealing the fracture. The packaging machine of the present invention has a simple and compact structure, high working efficiency, and good stability, and can realize automatic and efficient packaging of pallets with cling film, thereby ensuring packaging efficiency and quality.

The utility model relates to the field of fixing clamps for part machining, in particular to a fixing clamp for part machining, which comprises a fixing base, the inner wall of the fixing base is rotatably connected with a two-way screw rod, and a second arc-shaped clamping plate is in contact with the outer surface of a workpiece through opposite movement of a supporting plate. Then, the second arc-shaped clamping plates and the first arc-shaped clamping plates slide on the corresponding first arc-shaped clamping plates and the corresponding supporting blocks according to the appearances of different workpieces, so that the second arc-shaped clamping plates can be attached to the workpieces; when the workpiece is clamped, first connecting rods can slide relative to the corresponding supporting plates, at the moment, corresponding first springs start to be compressed, the clamping force of second arc-shaped clamping plates and the workpiece is gradually increased, and then the effect that the device can conduct auxiliary clamping on workpieces of different shapes through position adjustment of the first arc-shaped clamping plates and the second arc-shaped clamping plates is achieved.

This invention discloses a middle plate, an electrode chamber assembly, and an electrolytic hydrogen production device. The middle plate includes a body and a circulation plate. The body is integrally stamped from a metal plate. An S-shaped annular sealing channel is stamped around the perimeter of the body surface. Several first protrusions and second protrusions are stamped on two surfaces of the body inside the annular sealing channel. The circulation plate is inclined and fixedly connected to the first protrusions. The circulation plate is disposed within the annular sealing channel, and the distance between its top edge and the body surface is less than the distance between its bottom edge and the body surface. The electrode chamber assembly is assembled using the aforementioned middle plate, and the electrolytic hydrogen production device utilizes the aforementioned electrode chamber assembly. This invention provides excellent sealing performance. The stamped structure integrating the anode and cathode chambers and the middle plate effectively reduces leakage points and lowers the risk of external leakage. Furthermore, it reduces spot welding processes, lowers internal contact resistance, and thus reduces the energy consumption of the electrolyzer. The above structure is rationally configured and easy to install.