312results about How to "Reliable clamping" patented technology

The invention discloses a device for polishing weld grooves of aluminum pipelines and containers in a module, which is characterized in that a horizontal clamping station and a vertical clamping station are arranged on a clamping platform, a lower rotating roller group is rotatably mounted on the clamping platform on the horizontal clamping station, a horizontal clamping support frame is fixedly mounted on the clamping platform, and a lower rotating roller group is rotatably mounted on the clamping platform on the vertical clamping station; an upper rotating roller set is installed on the horizontal clamping supporting frame in a lifting mode, and a clamping chuck is rotationally installed on the portion, located on the vertical clamping station, of the clamping platform. A grinding frame is fixedly installed on the grinding platform, a transverse driving sliding seat is installed on the grinding frame, a lifting driving sliding seat is installed on the transverse driving sliding seat in a sliding mode, a longitudinal driving sliding seat is installed on the lifting driving sliding seat in a sliding mode, and a connecting grinding rod is fixedly installed on the longitudinal driving sliding seat. An angle grinder is mounted at the free end of the connecting grinding rod through a sleeving structure; according to the polishing device, the pipeline can be clamped in the horizontal state and the vertical state at the same time, different polishing states are facilitated, meanwhile, the polishing position is adjusted, manual participation is reduced, and safety is improved.

The utility model belongs to the technical field of automobile manufacturing, and particularly relates to a splayed integrated gripper for the front side wall and the rear side wall of a body in white and a gripping lap joint system. The splayed integrated gripper for the front side wall and the rear side wall of the body in white comprises a gripper frame, a connecting flange, a plurality of clamping mechanisms and a valve terminal are arranged on the gripper frame, and the control ends of the clamping mechanisms are connected with the valve terminal; the gripper frame comprises a front frame and a rear frame which are of a rectangular-like structure, the front frame and the rear frame are connected with each other, a connecting flange is arranged between the front frame and the rear frame, a plurality of clamping mechanisms are distributed on the front frame and the rear frame respectively, and a valve terminal is arranged on the front frame or the rear frame. The front frame, the rear frame and the connecting flange are reasonable in layout, and a tool gripper structure similar to an 8-shaped structure is formed. The grabbing mechanism is applied to grabbing work of the front side wall and the rear side wall of the body-in-white, and compared with the prior art, after the grabbing mechanism is connected with a robot, the robot does not need to switch grabbing hands.

The invention belongs to the technical field of welding machining, and particularly discloses an auxiliary welding device for automobile part production and machining, which comprises supporting plates, a sliding rail is horizontally and fixedly arranged between the supporting plates, two sliding tables are symmetrically clamped and slidably arranged on the sliding rail, and a positive and negative tooth screw rod is rotatably arranged between the supporting plates. Two sections of symmetrically arranged threads on the positive and negative tooth screw rod are in threaded connection with the two sliding tables respectively, a mounting rod is fixedly arranged on the upper side of each sliding table, a radial clamping coaxial positioning mechanism is fixedly arranged on each mounting rod, and a self-adaptive synchronous rotating mechanism is arranged on one side of each radial clamping coaxial positioning mechanism; a rotation driving mechanism is arranged between the self-adaptive synchronous rotation mechanism and the sliding table, and a positioning driving mechanism is arranged on the radial clamping coaxial positioning mechanism. Coaxial positioning and rotation adjustment at any angle of the exhaust pipe to be welded can be achieved, so that accurate butt joint of pipe openings is rapidly achieved, the scheme of driving the exhaust pipe to rotate is adopted, and the power load of a driving motor is remarkably reduced while continuous welding is guaranteed.

The utility model relates to the technical field of lens processing, and discloses a concave-convex lens paint spraying processing fixing and clamping tool which comprises a support, a rotating rod is rotatably arranged at the top of the support, a C-shaped plate is arranged at one end of the rotating rod, two screw rods are symmetrically arranged in the C-shaped plate in a threaded mode, an adjusting box is rotatably arranged at one end of each screw rod, and a driving assembly is arranged in the adjusting box. Two rotating columns are symmetrically and rotationally arranged in the adjusting box; an arranged driving assembly is used for driving an arranged double-sided rack plate to do translational motion in the horizontal direction, and first gears engaged with the two sides of the double-sided rack plate are matched, so that the two first gears and the two arc-shaped plates are synchronously driven to perform rotary adjustment, and the opening and closing angle between the two corresponding arc-shaped plates is conveniently adjusted; concave-convex lenses of different radian models can be conveniently clamped and used, adaptive adjustment can be conducted according to the actual radian of the concave-convex lenses, the clamping range is widened, and use convenience is good.

The invention relates to the field of machine tool accessories, in particular to a guide sleeve assembly of a precision automatic lathe. The device comprises a rotating base, a telescopic shaft sleeve and a clamping structure, the rotating base is rotationally arranged on a machine body of the precision automatic lathe; one end of the telescopic shaft sleeve is connected with a clamping piece of the precision automatic lathe, the other end of the telescopic shaft sleeve is connected with the rotating base, and one end of a bar coaxially penetrates through the rotating base and the telescopic shaft sleeve and then is clamped on the clamping piece; the clamping structure comprises clamping rods and elastic pieces, the clamping rods are located at the rotating base, the clamping rods are evenly arranged in multiple sets in the circumferential direction, each set comprises multiple clamping rods, the multiple clamping rods in each set are arranged at intervals in the axial direction of the bar, and the clamping rods extend in the radial direction of the bar and can slide in the radial direction of the bar; the elastic piece is used for providing clamping force for the clamping rod to clamp the bar. Through the arrangement of the multiple clamping rods, the clamping points of the guide sleeve assembly on the bar are distributed more evenly in the axial direction, and meanwhile the diameter range of the adaptive bar is larger.

The automatic high-precision bidirectional punching and chamfering device comprises a rack and a feeding frame, the lower end of the rack is connected with a support in a front-back moving mode, the support is provided with a clamp, the upper end, the lower end, the left end and the right end of the front face of the rack are provided with a first punching and chamfering mechanism, a second punching and chamfering mechanism, a third punching and chamfering mechanism and a fourth punching and chamfering mechanism respectively, and each punching and chamfering mechanism is provided with a punching and chamfering integrated cutter. A mounting table is arranged in the middle of the support, a clamp is arranged at the front end of the mounting table and comprises a bottom plate, a side plate, a limiting plate and a pressing plate, the pressing plate is connected to the upper portion of the bottom plate and the upper portion of the side plate in a lifting mode, an ejection mechanism is further arranged on the mounting table, and the limiting plate is arranged on the ejection mechanism. The feeding frame comprises a frame body, a conveying belt and a jacking mechanism, an output channel with the middle communicating with the conveying belt is further arranged on the frame body, a plurality of cross holes can be efficiently and accurately punched in a workpiece at equal intervals, chamfering is completed while punching is conducted, and machining automation and automatic feeding and discharging are achieved.

The invention belongs to the technical field of clamps, and discloses a mechanical arm clamp which comprises a base. The mechanical arm mechanism is fixedly mounted on the upper surface of the base; the clamp mechanism is fixedly installed at the end of the workbench mechanical arm mechanism, the clamp mechanism further comprises a fixing plate, a clamping head, a first vacuum suction head and a second vacuum suction head, a plurality of first installation grooves and second installation grooves are formed in the clamping head, first springs are fixedly installed in the second installation grooves, and second springs are fixedly installed in the second installation grooves. According to the mechanical arm clamp, the whole clamp is installed on the multi-joint mechanical arm, meanwhile, the mechanical arms are driven through different motors, the clamping range of the whole clamp is widened, the clamping precision of the whole clamp is improved, the clamp adopts a flexible clamping mode and a rigid clamping mode, workpieces in various shapes can be reliably clamped, and the clamping efficiency is improved. And vacuum adsorption is added on the basis of flexible clamping, so that the clamp has different types of clamping modes, and workpieces made of different materials can be clamped.

The utility model discloses a roller type capo which is convenient in position adjustment, stable and reliable, and comprises a folding arm assembly and a roller assembly, the folding arm assembly adopts a hidden camshaft folding arm and comprises a front clamping arm, a rear clamping arm, a front pressing arm, a rear pressing arm, a hinge shaft and a clamping spring, the top of the front pressing arm is rotationally connected to the top of the front clamping arm, the top of the rear pressing arm is rotationally connected to the middle of the rear clamping arm, the front clamping arm is sleeved with the front pressing arm when the front pressing arm is folded, and the rear pressing arm is embedded into the rear clamping arm when the rear pressing arm is folded; the rolling wheel assembly is of a three-rolling-wheel structure and comprises a front rolling wheel assembly and two rear rolling wheel assemblies, the front rolling wheel assembly and the two rear rolling wheel assemblies are all vertically installed, and the width of the portion, arranged side by side, of the two rear rolling wheel assemblies is larger than that of the rear clamping arm. Folding operation is convenient and reliable, and the whole tuning clamp is small in size and attractive and elegant in appearance after being folded; clamping is stable and reliable, the rear clamping arm can be prevented from shaking during sliding, smooth and reliable sliding is guaranteed, and tuning precision is guaranteed.

The present invention belongs to the technical field of gear processing and grinding, and discloses a gear processing deburring and grinding device, including a support platform, wherein the lower end of the support platform is symmetrically equipped with support legs, and a protective frame is fixed to the upper end of the support platform, a positioning plate is arranged in the middle of the protective frame, and the positioning plate passes through the middle of the support platform, a clamping mechanism is arranged at the upper end of the positioning plate, and the clamping mechanism includes a limit groove, a support frame and a threaded screw, the limit groove is arranged on the upper end face of the positioning plate, and the lower end of the support frame extends to the inside of the limit groove, and the threaded screw passes through the lower end of the support frame, and a grinding mechanism is arranged on the right side of the positioning plate. The gear processing deburring and grinding device is provided with a grinding structure that can reciprocate, which rotates synchronously during the reciprocating motion, cooperates with a rotatable gear, improves the grinding efficiency and the grinding effect on burrs, and cooperates with an end face grinding device to grind the upper and lower ends of the gear synchronously, thereby improving the thoroughness of burr treatment.

The utility model discloses filling equipment which comprises a sterile bin, a clamping component, a transmission component, a power component and a steam barrier bin, the clamping component is located in the sterile bin, the power component is located outside the sterile bin and the steam barrier bin, and the transmission component penetrates through the steam barrier bin to be connected with the clamping component and the power component. According to the utility model, the clamping parts which can be thoroughly sterilized are all arranged in the sterile bin, the power part which is difficult to thoroughly sterilize is arranged outside the sterile bin, and the transmission part is used for transmission, so that the power part can stably drive the clamping parts in the sterile bin outside the sterile bin; the steam barrier bin can prevent bacteria in outside air from entering the sterile bin, sterilization operation can be carried out on the transmission part arranged in the steam barrier bin in a penetrating mode through high-temperature steam, the situation that the transmission part carries the bacteria from the outside to enter the sterile bin in the moving process is avoided, the sterile environment of the sterile bin can be kept for a long time, and then stable sterile filling is guaranteed.

The invention relates to the technical field of substrate glass production, and discloses a substrate glass safe sampling device and method.The substrate glass safe sampling device comprises clamping jaws, a clamping jaw frame, a three-hinge mechanism and a locking handle, the two clamping jaws are fixed to the two ends of the clamping jaw frame respectively, the three-hinge mechanism is arranged in the middle of the clamping jaw frame, and the locking handle is arranged on the clamping jaw frame; the design of the three-hinge mechanism allows the clamping jaw frame to have certain flexibility while keeping certain rigidity, the clamping jaw frame can adapt to substrate glass of different shapes and sizes, the sampling safety is further improved, the sampling success rate is further increased, meanwhile, the three-hinge mechanism is connected with the locking handle, and the clamping jaw frame is convenient to use. By arranging the locking handle, an operator can easily adjust the opening and closing degree of the clamping jaw so as to quickly and accurately clamp the substrate glass, the locking handle can also fix the position of the clamping jaw, once the clamping jaw is locked, the clamping jaw can firmly clamp the substrate glass, and the sampling device has the advantages of high sampling efficiency and high safety, and is suitable for popularization and application. And the injury to sampling personnel is avoided.

The utility model is suitable for the technical field of earphones, and provides a telescopic ear clip type earphone, which comprises an earphone main body, the clamping body is movably connected to the earphone main body, and the clamping body can be repeatedly bent to clamp a helix or loosen the helix; the telescopic structure is arranged between the earphone main body and the clamping body, and the telescopic structure is used for adjusting the relative position between the clamping body and the earphone main body; wherein in the clamping state, a clamping area for accommodating a helix is formed between the earphone main body and the clamping body, and the earphone main body and at least part of the clamping body are distributed on the two sides of the helix. According to the telescopic ear clip type earphone, the relative position between the earphone main body and the clamping body can be adjusted through the telescopic structure, so that the size of the clamping area is adjusted so as to adapt to the helixes with different sizes, and the problem of unstable wearing when the telescopic ear clip type earphone is worn on the helixes with different sizes is avoided; and the wearing stability and comfort of the telescopic ear clip type earphone are improved.

The utility model relates to full-automatic welding equipment for a miniature terminal for an automobile, which comprises a discharging mechanism, and a welding control mechanism, a contact shaping and force measuring mechanism and an automatic cutting mechanism which are erected on a rack, a material belt output from the discharging mechanism sequentially penetrates through the welding control mechanism, the contact shaping and force measuring mechanism and the automatic cutting-off mechanism, and the welding control mechanism comprises a material belt clamping, transferring and positioning mechanism for clamping, transferring and positioning the terminal material belt and a silver point feeding mechanism for automatically feeding silver points in a vibration disc mode. The upper electrode assembly and the lower electrode assembly are used for conducting silver spot welding on the terminals, the contact shaping force measuring mechanism is used for conducting shaping machining and welding fastness detection on the welded contacts, and the automatic cutting-off mechanism is used for cutting welded terminal material belts into spare parts one by one; the automatic welding device can achieve efficient welding, welding points are accurate, linkage is good, clamping is reliable, the structure is stable, operation is easy, running is stable, and precision is high.

The application relates to the technical field of solid waste treatment, and discloses an intelligent control sorting system and sorting equipment for construction waste based on AI vision, which integrates material conveying, visual sensing, multi-stage driving sorting and a central main control module; a main controller constructs a window load entropy model based on visual data, reversely adjusts the frequency of a front-end vibrating material uniformizing device to realize full-line load balancing, and effectively prevents the phenomenon of overload congestion or idling of rear-end mechanical arms; a special electro-hydraulic mixed drive gripper is arranged at the sorting end, which can intelligently switch between servo electric power soft grabbing and hydraulic rigid heavy load locking modes according to the physical properties of materials; in addition, the system calculates visual touch feature residual errors by using physical feedback in the grabbing process, and iteratively corrects the weight parameters of the visual recognition algorithm online. The application effectively solves the problems that the traditional sorting line has large flux fluctuation and complex rigid and flexible materials are difficult to be considered, and significantly improves the overall sorting efficiency and purity of the system.

The application discloses a battery monomer, a battery device and a power utilization device, and relates to the technical field of batteries. The battery monomer comprises a shell assembly, an electrode assembly and a pole post assembly, the pole post assembly comprises a pole post main body and an adapter, the adapter is welded with a first shell wall, at least one identification part is formed on the side surface of the adapter away from the accommodating cavity, the identification part is arranged between the outer circumferential edge of the pole post main body and the outer circumferential edge of the adapter in the radial direction of the adapter, the identification part is configured to be visually detected and identified, the surface roughness of the identification part is smaller than the surface roughness of the remaining part of the side surface of the adapter away from the accommodating cavity except the identification part, and the surface roughness of the remaining part of the side surface of the adapter away from the accommodating cavity except the identification part is smaller than the surface roughness of the outer circumferential wall of the adapter. Therefore, the position grasping accuracy of the outer circumferential edge of the adapter can be improved through the identification part, the welding quality of the adapter and the first shell wall is improved, and the reliability of the battery monomer is improved.

The invention discloses an indoor bicycle parking device, which comprises a horizontal pulley track, a front tire and a rear tire, the first clamping mechanism is arranged on the horizontal pulley track in a sliding manner and is used for clamping a rear wheel of the bicycle; the vertical pulley track is vertically connected to one end of the horizontal pulley track and is used for limiting a front wheel of the bicycle; the second clamping mechanism is arranged on the vertical pulley track in a sliding mode and used for clamping a front wheel of the bicycle; each of the first clamping mechanism and the second clamping mechanism comprises two clamping jaws and a clamping driving device used for driving the two clamping jaws to perform butt clamping action, and the clamping jaws are of arc-shaped rod structures and are used for being attached to the inner side face of a tire rim; the front wheel and the rear wheel are stably fixed through the synergistic effect of the second clamping mechanism and the first clamping mechanism, and deviation and shaking of the wheels in the bicycle lifting process are prevented; and the clamping jaws of the arc-shaped rod structures can be matched with the shape of a bicycle hub, so that the clamping stability is improved.

The utility model discloses automatic medicine box cover closing equipment which comprises an equipment body, the equipment body comprises a weighing part, a cover closing part and a guide rail, the guide rail is provided with a lower mold capable of moving between the weighing part and the cover closing part in a reciprocating mode, a medicine shell is installed in the lower mold, a medicine charging machine for adding medicine into the medicine shell is arranged in the weighing part, and the lower mold is provided with a medicine charging opening. An air cylinder for packaging the medicine cover on the medicine shell is arranged in the cover closing part; the automatic cover closing device has the advantages that the lower die is used for loading the medicine shell, the medicine cover is pressed downwards through movement of the air cylinder, the medicine cover is blocked on the medicine shell, and automatic cover closing of the medicine box is achieved.

The utility model discloses a side handrail cup stand mechanism which comprises a cup stand shell, a cup stand drawer capable of being drawn out and drawn back in the cup stand shell, a coil spring, a labyrinth lock, a damping mechanism and a pair of clamping jaws. A nonlinear sliding groove is formed in a cup holder shell, the linkage sliding block is arranged on a cup holder drawer in a sliding mode, and the tension spring is connected between the cup holder drawer and the linkage sliding block. The non-clamping ends of the pair of clamping jaws are arranged on the linkage sliding block in a sliding mode, and the clamping ends of the pair of clamping jaws are located above the cup holder groove and clamp a container placed in the cup holder groove. The non-clamping end of one clamping jaw is provided with a sliding column, and the sliding column is arranged in the non-linear sliding groove in a sliding mode. According to the side handrail cup stand mechanism, when the cup stand is opened, the clamping jaw is pre-unfolded, and the tension spring is arranged in the side handrail cup stand mechanism to enable the clamping jaw to be in a pre-tightening state and not to be loose obviously. A linkage mechanism is arranged between the two clamping jaws, and when one clamping jaw is opened, the clamping jaw on the other side can be opened along with the other clamping jaw.

The utility model belongs to the technical field of gear clamping, and particularly relates to a special fixture for a thin-wall gear, which comprises a mounting base, a thin-wall gear clamping control component is mounted at the top of the mounting base, and a thin-wall gear clamping angle control component is connected to the top of the thin-wall gear clamping control component. A thin-wall gear clamping detection assembly is arranged on the side of the thin-wall gear clamping angle control assembly; the thin-wall gear clamping detection assembly comprises a clamping block, a flexible pad is arranged on the side of the clamping block, a pressure sensor is installed in the clamping block, a processor is electrically connected to the side of the pressure sensor, a control shell is electrically connected to the outer wall of the processor, and a sliding inner core is slidably connected to the interior of the control shell. According to the thin-wall gear clamping device, thin-wall gears of different sizes can be clamped conveniently, meanwhile, the thin-wall size can be prevented from being damaged while the thin-wall gears are clamped and fastened, and the practicability of the device is improved.

The utility model discloses a pin module group for assembling PCB terminals. The pin module group comprises a terminal material belt flow channel and a terminal material belt feeding mechanism which are fixed on a workbench, and a terminal pin module group which is fixed on a pin module group support frame and is in linkage connection with the terminal material belt feeding mechanism. The terminal contact pin module comprises a contact pin mounting box fixed on the contact pin module supporting frame, and a contact pin clamping driving mechanism, a contact pin pushing-in driving mechanism and a contact pin executing mechanism which are arranged on the contact pin mounting box; the contact pin clamping driving mechanism is in linkage connection with the contact pin executing mechanism and clamps the terminal on the terminal material belt; the contact pin push-in driving mechanism is in linkage connection with the contact pin execution mechanism, and the terminal on the terminal material belt is cut and then inserted into the PCB. According to the scheme, the PCB terminal assembly structure has the advantages of being simple in structure, reliable in assembly and the like, and has very high practical value and popularization value in the technical field of PCB terminal assembly.

The present application discloses a fixture for machining eccentric shafts, and relates to the technical field of machine tool fixtures. The fixture for machining eccentric shafts of the present application includes a machine tool connecting plate, an eccentric sleeve and a connecting sleeve. The machine tool connecting plate has a first inner cavity; the eccentric sleeve has a second inner cavity, and the axis of the second inner cavity is not on the same straight line as the axis of the machine tool connecting plate, and the eccentric sleeve is connected to the machine tool connecting plate; the connecting sleeve is arranged in the first inner cavity and the eccentric sleeve; and a clamping device is arranged in the second inner cavity, and the axis of the clamping device coincides with the axis of the second inner cavity. The clamping device is used to clamp the optical axis to be machined, and one end of the optical axis to be machined is provided with external teeth. The present application can detachably replace the clamping device according to the processing requirements of workpieces of different sizes; and one end of the optical axis to be machined as an eccentric shaft is provided with external teeth. Therefore, the present application can achieve multi-angle precise angular positioning, good versatility and reliable clamping.

The invention provides a continuous feeding device and method for square bars. The device comprises two roller driving units which are symmetrically arranged on the two sides of a square bar feeding path. Each roller driving unit comprises a box body, a worm rotatably arranged in the box body, at least two worm gears meshed with the worm, rollers coaxially and fixedly connected with the worm gears, and a driving mechanism; the rollers are configured in a manner that the working surfaces of the rollers can accommodate and press the side surfaces of the square bar, and a feeding cavity for clamping the square bar is formed between the corresponding rollers of the two roller driving units; the driving mechanism is connected to the worm and used for driving the worm to rotate. According to the square bar feeding device, a structure that a plurality of worm wheels on the same side are driven by a single worm at the same time is adopted for feeding square bars, stable conveying of the square bars can be achieved, and the problems that the square bars are prone to deflection or torsion in the feeding process, and the feeding precision and stability are difficult to guarantee are solved.

This utility model provides a film-pulling assembly for a sealing machine, belonging to the technical field of sealing machine technology. It includes a support frame that can slide linearly on the sealing machine; a clamping structure fixed to the support frame, comprising a hinged movable clamping plate, the rotation of which clamps or releases the material; a reset component connected to the movable clamping plate, used to drive the movable clamping plate to rotate and then push it back to its original position; and an electromagnetic component that indirectly drives the movable clamping plate to rotate via electromagnetic force. This utility model allows the reset component to reset the moment the electromagnetic component stops working, thus enabling the reset component to drive the clamping mechanism to clamp and fix the material. This allows the material end to be pulled during the movement of the film-pulling assembly, thereby indirectly improving material processing efficiency.

This utility model discloses a multi-jaw hydraulic vise clamp, including a base, a clamping assembly, and a hydraulic drive cylinder. The clamping assembly includes a main body, a pull rod, multiple sliders, multiple swing arms, and multiple jaw blocks. The multiple sliders are arranged in a circumferential interval around the center of the main body. The multiple swing arms are mounted inside the main body and can swing back and forth. Each swing arm is hinged to the pull rod and driven by the pull rod to swing back and forth. Each swing arm is also hinged to a multiple slider and drives the slider to slide back and forth horizontally. By mounting multiple swing arms inside the main body and using the pull rod to drive the multiple swing arms to swing back and forth, which in turn drives the multiple sliders to slide back and forth horizontally, this design replaces the traditional structure where parts use inclined surfaces for fit. This design has lower requirements for the machining accuracy of parts, is easier to assemble, and avoids jamming. The transmission is more stable and smooth, and the clamping is more stable and reliable, bringing convenience to machining operations.

The utility model discloses a four-axis machine of a machining center, and relates to the technical field of four-axis machines. The machining center four-axis machine comprises a machining center, a fixing assembly and a replacing assembly, a bridge plate is arranged on the machining center, the fixing assembly is arranged on the bridge plate, the replacing assembly is arranged on the bridge plate, the replacing assembly comprises a fixing frame, sliding blocks, springs and clamping rods, and the two sets of sliding blocks are installed in the fixing frame in a sliding mode and are symmetrically distributed; a spring is fixedly installed on one side of the sliding block, a clamping rod is fixedly installed on the other side of the sliding block, and the other end of the clamping rod penetrates through the fixing frame and extends into the connecting plate. Through the arrangement of the replacement assembly, workpieces of different shapes and sizes possibly need different clamping modes and force distribution, the most suitable clamping mode can be selected according to the specific requirement of each workpiece by replacing the clamping fixing plate, and the flexibility can ensure that each workpiece can be stably and reliably clamped; and machining errors or workpiece damage caused by improper clamping are avoided.

The utility model provides a caster positioning mechanism which comprises a base, a motor and a positioning clamping structure, side supporting plates are fixed to the left portion and the right portion of the upper end face of the base respectively, linear guide rails are arranged on the inner side faces of the side supporting plates, a fixing sleeve is arranged outside the motor in a sleeved mode, and a rotating shaft is installed at the front end of the motor. The rotating shaft is fixed to the middle of the front mounting plate, side fixing plates are fixed to the left end and the right end of the front mounting plate, a plurality of telescopic air cylinders are mounted in the side fixing plates, the front ends of the telescopic air cylinders are fixed to the outsides of the positioning clamping structures, and trundles are clamped between the two positioning clamping structures on the left side and the right side. The middle of the upper end face of the base is provided with a plurality of sets, and the upper ends of the bases abut against the lower buffer plate. According to the trundle clamping device, the trundle can be conveniently and stably positioned and clamped, flexible lifting and overturning movement can be achieved, the trundle is driven to be flexibly and stably assembled, rapidness and high efficiency are achieved, and the trundle assembling work efficiency can be improved.

This utility model provides a fixing fixture for wire harness processing, including an operating table and a positioning block disposed on the operating table. The positioning block has an array of positioning slots for accommodating wire harnesses, and a clamping assembly for holding the wire harnesses is disposed within each positioning slot. A photoelectric sensor is disposed on the bottom side of the positioning slot, and the photoelectric sensor is electrically connected to the clamping assembly. The fixing fixture for wire harness processing provided by this utility model senses the wire harness within the positioning slot through the photoelectric sensor in the positioning slot. After transmitting the signal to a controller, the controller controls electromagnets one and two on swing block one to generate a repulsive force, causing swing block one and swing block two to swing in opposite directions. This allows the rubber pads on swing block one and swing block two to clamp the wire harness on the support bar. The clamping of the wire harness can be achieved independently without manual operation of the clamping assembly. The clamping of the wire harness is convenient and quick, and the clamping effect is good for wire harnesses of different diameters. The fixing fixture has good adaptability to wire harness clamping.

This utility model relates to the field of pipe fixing technology, and in particular to a pipe clamping device and boiler equipment. The pipe clamping device provided by this utility model includes two clamping plates arranged opposite each other and a connector. The clamping plates include a connecting part and a plurality of clamping parts spaced apart along a first direction. The plurality of clamping parts form an elastic corrugated structure, and the clamping parts fit against the pipe surface through elastic deformation. The connector connects the connecting parts of the two clamping plates so that the two clamping plates clamp the pipe. The pipe clamping device provided by this utility model can automatically adapt to the dimensional deviation between pipes and the thermal deformation during operation. While ensuring reliable clamping, it reduces the requirements for installation accuracy and improves the stability and consistency of the clamping effect.

The application discloses a portable adjustable pipe supporting and carrying trolley, and belongs to the technical field of carrying trolleys. The trolley comprises a trolley frame, two running wheels and a gripping handle. The two running wheels are respectively arranged on the two sides of the trolley frame. The gripping handle is arranged on the middle part of the trolley frame. An extension part is fixedly arranged on the top of the trolley frame. A center rod is fixedly arranged on the top of the extension part. Pipe tongs are rotatably connected to the two ends of the center rod. A working cavity is arranged between the center rod and the extension part. A rotating handle is movably arranged on the side wall of the extension part. A placing groove is arranged on the side wall of the extension part. A rotating mechanism for driving the two pipe tongs is arranged in the working cavity. The pipe tongs clamping and the trolley carrying are combined, portable clamping and carrying of pipes with different diameters are realized, the labor intensity is effectively reduced, and the pipe carrying efficiency and safety are improved.

The utility model provides a precise matching part grinding and clamping tool. The precise matching part grinding and clamping tool comprises a clamping rod and a fixing sleeve. The clamping rod is cylindrical, the first end of the clamping rod is used for being clamped by a three-jaw chuck of a grinding bed, external threads are machined at the second end of the clamping rod, a limiting hole is formed in the second end of the clamping rod, and the clamping rod is used for being matched with a precise matching part to be ground. The fixing sleeve is cylindrical, an internal thread is machined at the first end of the fixing sleeve and used for being in threaded connection with the external thread at the second end of the clamping rod, and a matching hole is formed in the second end of the fixing sleeve and used for being matched with the precise matching part so as to fix the precise matching part together with the limiting hole. When the precise matching parts are clamped and ground, the cylindrical clamping rod is clamped by the three-jaw chuck, so that the precise matching parts are prevented from being directly clamped by the three-jaw chuck, and stable and reliable clamping of the precise matching parts is realized through three clamping positions while the precise matching parts are protected.