120results about How to "Realize clamping positioning" patented technology

The invention relates to the technical field of aero-engine blade machining, in particular to a drilling clamp for a center hole of a sheet type single mounting plate blade and a clamping method. The drilling clamp comprises a clamp bottom plate, a chuck seat and a side plate, wherein the chuck seat and the side plate are installed on the top face of the bottom plate. U-shaped seats are arranged right above the chuck seat at intervals, and first side arms of the U-shaped seats are fixedly connected with the upper parts of the side plates; a positioning block, a supporting block and a positioning pin are arranged on the top surface of the chuck seat; a sliding groove is formed in the front face side of the chuck base, and a pressing plate is installed in the sliding groove. A locking screw is screwed on the pressing plate, and the locking screw is screwed on the groove bottom of the sliding groove; the supporting block is positioned between the positioning block and the pressing plate; a first fastening screw and a second fastening screw are respectively screwed on a first side arm and a second side arm of the U-shaped seat; a first fastening screw penetrates through the side plate and then is in threaded fit with a first side arm of the U-shaped seat; the first set screw and the second set screw are coaxially arranged, and the abutting ends of the first set screw and the second set screw are oppositely arranged.

The invention discloses a crankshaft flaw detection device based on visual inspection, relates to the field of crankshaft detection, and solves the problem that an existing crankshaft flaw detection device is troublesome to operate, the crankshaft flaw detection device comprises a box body and a mounting box fixedly mounted at the top of the box body, and two symmetrically distributed mounting frames are arranged at the top of the mounting box; clamping plates are arranged on the corresponding sides of the two mounting frames, a first driving motor is fixedly mounted on the outer side of the mounting frame located on the left side of the mounting box, and an ultraviolet shooting device is arranged above the mounting box; the material lifting mechanism is used for lifting and discharging the crankshaft above the mounting box, and the material lifting mechanism is mounted on the inner side of the mounting box; through the material lifting mechanism, the two clamping blocks can be pushed to be close to the two ends of the crankshaft through the two mounting frames, clamping and positioning of the crankshaft are achieved, after crankshaft detection is completed, the bottom of the crankshaft can be lifted when the two mounting frames are away from each other, a worker can conveniently take the crankshaft, and the working efficiency is improved. Therefore, the effects of convenient clamping and positioning and safe material taking are achieved.

The winding device for mutual inductor production comprises a base and a mounting frame arranged on one side of the upper end face of the base, a wire storage ring is arranged on one side of the mounting frame in a penetrating mode, a groove is formed in the upper end face of the base, a feeding table is movably arranged on the upper end face of the base, and a clamping mechanism used for positioning a rectangular iron core is arranged on the upper end face of the feeding table. A rotating mechanism used for driving the iron core to rotate and wind is arranged on one side in the base, a driving mechanism used for driving the wire storage ring and the feeding table is arranged in the mounting frame and the base, and a controller is further arranged on the upper end face of the base. The device is simple in structure and reasonable in design, achieves the effect of vertically and uniformly winding the enameled wire on the round corner of the rectangular iron core, avoids winding inclination, reduces the winding amount of the enameled wire, saves the production cost, and also improves the electrical performance of the mutual inductor and the stability and reliability in the later application process.

The invention relates to the technical field of vacuum glass processing equipment, and particularly discloses a continuous vacuum glass edge sealing heating furnace which comprises a furnace body, a feeding area, a preheating area, a heating edge sealing area, a cooling area and a discharging area are sequentially arranged in the furnace body from left to right, and a plurality of furnace doors are arranged in the furnace body. The feeding area, the preheating area, the heating edge sealing area, the cooling area and the discharging area are separated through furnace doors, the upper ends and the lower ends of the feeding area, the preheating area, the heating edge sealing area, the cooling area and the discharging area are fixedly connected with rails, the two rails are slidably provided with movable clamping mechanisms, and the movable clamping mechanisms are used for fixing glass bricks. The glass brick semi-finished product is conveyed to the heating edge sealing area through the movable clamping mechanism, and edge sealing treatment on the semi-finished product is achieved. And then, the glass bricks are cooled in the cooling area through the heat recovery mechanism, meanwhile, the heat recovery mechanism redistributes released heat to the preheating area, preheating is provided for production of the next batch of glass bricks, and therefore energy is effectively saved.

The invention discloses a machining device and a machining method of a plug-in retainer. A machining positioning device comprises a mandrel, a lower die and an upper die, wherein the lower die and the upper die are arranged on the mandrel; the lower die is provided with an outer circumferential surface for supporting the inner circumferential surface of the semi-finished retainer and a first abutting plane for supporting the non-notch side end surface of the semi-finished retainer, the outer circumferential surface is perpendicular to the first abutting plane, and pocket avoiding grooves in one-to-one correspondence with the positions, where pockets need to be machined, of the semi-finished retainer are formed in the outer circumferential surface in the circumferential direction of the outer circumferential surface; the upper die is provided with an axial extending part which is located on the outer side of the outer circumferential face and is in sliding fit with the outer circumferential face, and the end of the axial extending part is provided with a second abutting plane which is parallel and opposite to the first abutting plane and used for pressing the end face of the notch side of the semi-finished retainer. The retainer is installed in a machining center through the machining device, pocket hole drilling and milling and notch milling are completed in the same step, the precision of the notch is improved in the machining process in cooperation with a machining method, and the quality of a finished retainer product is guaranteed.

The utility model discloses a positioning mechanism which comprises a base, a linkage assembly, a driving assembly and a plurality of positioning assemblies, the base comprises a bottom seat and a top seat which are connected with each other and form a cavity, and a plurality of bearing parts and bearing positions in one-to-one correspondence with the positioning assemblies are distributed on the top seat; the linkage assembly comprises a linkage piece which is contained in the cavity and elastically floats between the base and the top base. The driving assembly comprises an eccentric part which is rotationally arranged on the top seat in a penetrating mode and eccentrically abuts against the linkage part; each positioning assembly comprises a positioning seat which is accommodated in the cavity and is adjacent to the corresponding bearing position, and a first positioning piece and a second positioning piece which are slidably and elastically connected to the positioning seat; and the linkage piece elastically floats so as to drive the first positioning piece and the second positioning piece to be close to the corresponding bearing positions respectively through matching and abutting between the linkage piece and the inclined surfaces of the first positioning piece and the second positioning piece, so that the parts are tightly pressed on the corresponding bearing positions. According to the positioning mechanism, the flexible clamping part is positioned, the collision and scratching conditions of the part are reduced, and the welding yield is increased.

The invention relates to the technical field of bearing machining, in particular to an automatic feeding and discharging mechanism for a synchronous ring inner and outer diameter superfinishing machine. The automatic feeding and discharging mechanism comprises a base, a mounting table is fixedly connected to the upper end of the base, the upper end of the mounting table is arranged to be an inclined plane, and a grinding assembly is fixedly mounted at the upper end of the mounting table; an annular shell is fixedly mounted at the position, below the grinding assembly, of the upper end of the mounting table, a clamping driving mechanism is mounted on the inner side of the annular shell, a supporting plate is fixedly mounted at the upper end of the clamping driving mechanism, a rotating table is mounted at the upper end of the mounting table, and a workpiece is arranged on the rotating table. The workpiece slides downwards to the supporting plate along the feeding table, the workpiece makes contact with the side face of the feeding guide base, meanwhile, the side face of the workpiece makes contact with the material pushing part of the material pushing head, at the moment, the grinding assembly completes grinding machining of the previous workpiece, and the three clamping assemblies loosen clamping of the workpiece.

The invention discloses a spectrophotometer and a gas detection method, and relates to the technical field of spectrophotometers, the spectrophotometer comprises a spectrophotometer body, a detection chamber and a detector, a detection mechanism is arranged in the spectrophotometer body, and an auxiliary mechanism is arranged on the spectrophotometer body. The first overturning frame and the second overturning frame are overturned upwards to be closed, the inserting block is inserted into the inserting groove to enable the wedge-shaped clamping block to be extruded and retracted, and when the inserting block is completely inserted into the inserting groove, the wedge-shaped clamping block is automatically clamped with the clamping groove under the rebound effect of a third spring; the first overturning frame and the second overturning frame are locked and fixed when being closed, then a limiting rod is pulled downwards along a limiting groove to enable dustproof cloth to stretch downwards, closed dust prevention is conducted on the operation portion of the spectrophotometer in cooperation with a dustproof cover plate, and meanwhile a user can lift and carry the spectrophotometer through a handle groove. And the portability and the practicability of the spectrophotometer are improved.

A polishing and grinding device for finish machining of a valve body of a pneumatic valve of a nitrogen making machine relates to the technical field of grinding and polishing devices and comprises a polishing and grinding workbench, the polishing and grinding workbench is a horizontally-arranged square table, and a lifting feeding and discharging assembly, an overturning clamping assembly and a two-face polishing and grinding assembly are arranged on the polishing and grinding workbench; a sliding installation opening extending transversely is formed in the middle of the upper surface of the polishing and grinding workbench, two transversely-symmetrical limiting clamping grooves are formed in each longitudinal outer end face of the polishing and grinding workbench, and an installation groove is formed between every two transversely-opposite limiting clamping grooves. According to the invention, the problems of single polishing and grinding mode, poor polishing and grinding adaptability to different parts, poor polishing and grinding adjustability, poor clamping adaptability, inconvenience in feeding and discharging transfer and the like existing in the fine machining and polishing and grinding process of the valve body of the pneumatic valve of the nitrogen making machine in the grinding and polishing equipment in the traditional technology are solved.

The utility model relates to the technical field of chip packaging, and discloses a positioning device for chip packaging, which comprises an operation table, the top of the operation table is fixedly connected with a first electric telescopic rod, the output end of the first electric telescopic rod is fixedly connected with a movable frame, the outer wall of the movable frame is provided with a first rotating shaft, and the first rotating shaft is fixedly connected with the operation table. A positioning rod is arranged on the outer wall of the first rotating shaft, a vertical plate is fixedly connected to the top of the operation table, a second rotating shaft is fixedly connected to the middle of the vertical plate, one end of the outer wall of the second rotating shaft is rotatably connected to the middle of the positioning rod, and a clamping mechanism is fixedly connected to the top of the operation table. According to the chip positioning device, the telescopic moving frame of the first electric telescopic rod moves, meanwhile, the first rotating shaft drives the positioning rod to rotate on the outer walls of the second rotating shaft and the first rotating shaft, the top of a chip is pressed and positioned when the positioning rod rotates, one-time positioning of the chip is achieved, and operation is simple.

The utility model relates to the technical field of door and window processing, and discloses a door and window end face milling and clamping mechanism which comprises a processing table and a material placing table, a milling cutter is installed on the processing table, a moving frame is connected to the material placing table in a sliding mode, a transposition mechanism for driving the moving frame to move is installed on the material placing table, and fixing frames are fixed to the four corners of the moving frame through stand columns. A hydraulic cylinder is installed on the fixed frame, a pressing plate is fixed to the output end of the hydraulic cylinder, a clamping assembly is arranged on the movable frame and comprises a first lead screw rotationally connected to the movable frame and a plurality of clamping block sets located on the same horizontal line, and each clamping block set comprises a first clamping block fixed to the movable frame and a second clamping block sliding on the movable frame. The bottom of the first clamping block is in threaded connection with the first lead screw, and the side, close to the machining table, of the movable frame is connected with a waste groove below the milling cutter through a locking assembly. The utility model has the following advantages and effects: a plurality of profiles can be synchronously processed, the generated sweeps can be collected and conveniently cleaned, and the processing efficiency is improved.

The invention provides a guide mechanism for deep soft foundation tubular pile construction of river-facing sluice pump station engineering, which comprises two clamping jaws capable of oppositely clamping, the two clamping jaws capable of oppositely clamping are used for clamping the periphery of a tubular pile body, the two clamping jaws are rotatably connected to a multidirectional sliding mechanism, a rotation driving assembly is arranged between each clamping jaw and the multidirectional sliding mechanism, and the multidirectional sliding mechanism is rotatably connected to the multidirectional sliding mechanism. After the pipe pile body is clamped and guided, the guiding angle and the clamping and supporting position can be continuously adjusted according to needs, the situation that the pipe pile body is detached from the guiding mechanism and then adjusted is avoided, the guided and supported pipe pile body can be conveniently readjusted, and in the whole adjusting process, the pipe pile body can be conveniently and rapidly adjusted. All the operations are automatically completed through the guide mechanism, the pipe pile body is always supported by the guide mechanism, the pipe pile body can be always supported in the process of adjusting the pipe pile body in water waves, and the stability of the pipe pile body in the adjusting construction process can be maintained.

The invention provides a cylindrical part axial weld joint stirring friction welding device which comprises a supporting base, a clamp driving assembly is fixedly installed on the supporting base, and a double-station clamp assembly is connected to the clamp driving assembly; a supporting stand column is arranged on one side of the supporting base, a Z-axis driving assembly is installed on the supporting stand column, an X-axis driving assembly is installed on the Z-axis driving assembly, and a stirring friction welding machine is installed on the X-axis driving assembly. Through the clamp driving assembly arranged on the supporting base in the X direction, movement of the double-station clamp assembly in the X direction can be achieved; through the Z-axis driving assembly arranged on the supporting stand column and the X-axis driving assembly installed on the Z-axis driving assembly, movement of the friction stir welding machine in the Z direction and the X direction can be achieved; the cylindrical part can be positioned and clamped through the double-station clamp assembly, and the welding accuracy and stability of the welding seam of the cylindrical part are guaranteed.

The utility model relates to the technical field of positioning devices, in particular to a simple and flexible positioning device for a continuous outer surface of a workpiece, which comprises a fixing frame, a second sliding groove is formed in an opening, a sliding block is in threaded connection with the outside of a bidirectional threaded rod, a T-shaped sliding groove is formed in a second rotating rod, and the T-shaped sliding groove is in threaded connection with the outside of the bidirectional threaded rod. A limiting block is slidably connected into the T-shaped sliding groove, a first rotating rod is fixedly connected to the end, away from the limiting block, of the connecting rod, a connecting block is in threaded connection with the outer portion of the threaded column, a fixing column is fixedly connected into the connecting block, and the end, away from the connecting rod, of the first rotating rod is rotatably connected with the circumferential face of the fixing column. The side surface of the fixing frame is fixedly connected with the output end of an air cylinder. According to the lifting device, by arranging the sliding block, the connecting block, the first rotating rod, the connecting rod, the limiting block and the second rotating rod, the application range of the lifting device is benefited, and by arranging the containing table and the anti-skid buffering cushion, the practicability of the lifting device is benefited.

The invention relates to the technical field of wind power blade mold positioning, and discloses a wind power blade mold clamping mechanism with an adjustable adaptation range and a clamping method.The wind power blade mold clamping mechanism comprises a blade mold body, the blade mold body is fixedly installed at the top of a positioning clamping support through bolts, and an outer side positioning cavity is further fixed to the side wall of the bottom of the blade mold body; the blade mold further comprises auxiliary positioning blocks which are installed on the inner side wall of the blade mold body at equal intervals in an embedded mode, an installation support and a positioning support are fixed in an outer side positioning cavity under the auxiliary positioning blocks, a telescopic rod piece is rotationally connected into the installation support, and the tail end of an output shaft of the telescopic rod piece is fixed to the center of the back face of each auxiliary positioning block. Meanwhile, the positioning bracket penetrates through the back surface of the auxiliary positioning block. Positioning of the blade mold and clamping and positioning of the demolding structure in the mold are achieved, the driving range of clamping and positioning application of the demolding structure is conveniently adjusted, and rapid demolding of the wind power blade is achieved.

The application discloses a kind of pipeline weld X-ray real-time imaging detection equipment, it is related to pipeline weld detection technical field, including equipment shell, the upper surface of the equipment shell left and right sides are fixedly connected with the positioning cylinder for clamping and limiting pipeline, and the upper surface of equipment shell is fixedly connected with ray emitter, and ray emitter is located between two groups of positioning cylinder, while the emission end of ray emitter is set upwards.The pipeline weld X-ray real-time imaging detection equipment, in the process of placing frame down, placing frame will drive the side limit rod down, limit rod drives gas supply plate to be synchronously lowered in fixed barrel, the volume of chamber above fixed barrel increases at this time, generates negative pressure suction, after the internal pressure of auxiliary box reduces, external air pressure pushes sealing plate to move, sealing plate drives adjusting block to move towards fixed block direction synchronously, and cooperates fixed block to complete the automatic clamping and limiting of imaging film side.

The utility model discloses a positioning cutting structure for an aluminum-based copper-clad plate, which comprises a base, a cutting platform and a cutting tool structure, the cutting platform and the cutting tool structure are arranged on the base, a supporting structure is fixed on the base, a positioning supporting rod is rotatably connected onto the supporting structure through a pin shaft, and a positioning pressing plate is fixed at the end part of the positioning supporting rod through a bolt; an electric telescopic rod is connected between the positioning supporting rod and the top surface of the supporting structure through a movable shaft; a cutting support is fixed to the top face of the positioning pressing plate, the cutting tool structure is located on the cutting support, and the cutting tool structure is attached to the edge of the positioning pressing plate to complete cutting downwards. The cutting device is reasonable in structural arrangement, clamping and positioning of a workpiece to be machined can be rapidly and effectively achieved through matching of the positioning pressing plate and the cutting platform in the using process, meanwhile, the cutting tool structure can be attached to the edge of the positioning pressing plate to conduct downward cutting, the cutting precision can be improved, the cutting efficiency can be guaranteed, operation is convenient and fast, using is stable and reliable, and the practicability is high. And the applicability and the practicability are high.

The present invention discloses a SIM card storage detection device, wherein the output shaft of the chain bin driving motor is fixed with a driving sprocket, the driving sprocket is connected with the tensioning wheel through a transmission chain, a plurality of chain bin boxes are installed on the transmission chain, a plurality of replaceable card boxes are arranged side by side above the transmission chain, the SIM card entry and exit port of each replaceable card box is directly opposite to the SIM card entrance of one of the chain bin boxes, the slide rail push piece assembly is used to push the SIM card in the replaceable card box into the chain bin box, a probe detection port is provided on the side of the chain bin box, the SIM card contact of the SIM card is directly opposite to the probe detection port, and the detection probe is used to perform power-on detection on the SIM card through an external device. Effect: By setting the replaceable card box, the clamping and positioning of the SIM card is realized, and the plurality of chain bin boxes are driven to rotate by the transmission chain, so as to realize the precise positioning of the contact points provided for the performance detection of the SIM card, and also realize the transfer movement of the batch storage management of the SIM card.

The utility model discloses a plastic product detecting, positioning and clamping device which comprises a fixed base, a bearing base plate is arranged above the fixed base, a plurality of connecting through grooves are evenly formed in the bearing base plate, a guide rod is fixedly installed in each connecting through groove, a movable seat is installed on the guide rods in a sliding mode, and a clamping assembly is arranged at the top of the movable seat. A connecting base is fixedly installed on the connecting block, the number of the connecting bases is equal to that of the moving bases, a connecting base plate is arranged below the bearing base plate, a first driving assembly is arranged above the connecting base plate, and a stand column rotationally connected with the fixed base is integrally connected to the bottom of the connecting base plate; and a second driving assembly is arranged below the connecting base plate. By means of the plastic product clamping device, plastic products of various specifications can be positioned and clamped, rotation of the plastic products in the clamping state can be achieved, and the machining requirement for the plastic products is met.

The utility model discloses a positioning clamp for processing a polyvinylidene fluoride plate, which relates to the technical field of plate processing tools and comprises a placing table. A clamping assembly is arranged on the placing table; the clamping assembly comprises a first rotating plate, a center hole is formed in the top of the first rotating plate, first rotating shafts are fixed to the positions, located on the two sides of the center hole, of the top of the first rotating plate, and second rotating plates are rotationally matched with the circumferential side faces of the first rotating shafts and located above the first rotating plate. A U-shaped plate is fixed to the peripheral side face of the second rotating shaft and located above the second rotating plate, and a clamping plate is fixed to one end of the U-shaped plate. The distance between the two clamping plates is changed through rotating fit between the first rotating plate and the two second rotating plates, multi-angle clamping and fixing of the device in the polyvinylidene fluoride plate machining process are achieved through threaded rotating fit between the threaded plate and the threaded rod, and the clamping stability of the device is improved.

The grassland spodoptera frugiperda trapping device comprises a shell, the top of the shell is open, a cover body is arranged in the opening, an opening is formed in the top of the cover body, a hollow medicament pipe and a fan are contained in the cover body, and the fan is used for blowing smell of a spodoptera frugiperda sex attractant in the hollow medicament pipe to the outside of the cover body. A top cover capable of sealing an opening of the cover body is arranged at the top of the cover body, a hanging ring and a photovoltaic module capable of providing electric energy for the fan are mounted on the top cover, and the positioning device can lock and fix the hollow medicament tube in the cover body when the top cover is mounted at the top of the cover body to completely seal the opening. The hollow medicament pipe can be synchronously clamped and positioned in the cover body only by pressing the top cover downwards to seal the opening of the cover body, the hollow medicament pipe is stable and reliable, and convenient and efficient to disassemble and assemble, in addition, due to the arrangement of the photovoltaic module, electric energy can be provided for working of the fan by utilizing radiation energy of open-air grassland in sunshine, and the purposes of environmental protection and energy conservation are achieved.

The invention provides an Internet of Things data collector, which belongs to the technical field of data collectors. The invention comprises a base, a side frame is provided on the base, a flip cover is rotatably provided on the side frame, there are eight groups of dampers and springs, two ends of the dampers and springs are respectively connected with the base and a middle plate, the middle plate is used to place the collector, a collector interface is provided at the bottom of the collector, the collector interface is used to be connected with a movable plug, two ends of a cable are respectively connected with the movable plug and a fixed interface, the movable plug is arranged on a plug push plate, four translation vertical plates are evenly slidably provided on the middle plate, the translation vertical plates are provided with two guide rods, the guide rods are connected with a right-angle clamping plate, two ends of a clamping spring are respectively connected with the translation vertical plates and the right-angle clamping plate, the right-angle surfaces of the four right-angle clamping plates are used to clamp four vertical right-angle surfaces of the collector, a sliding cover plate is used to support the upper surface of the collector, and when the flip cover of the invention is closed, the damper and the spring play a shock-absorbing role.

The utility model relates to the field of steel structure production, in particular to a steel structure production platform manufacturing and splicing device. Comprising a workbench and sliding grooves symmetrically formed in the upper end face of the workbench, two clamping blocks are symmetrically arranged on the two sides of the upper end of the workbench in a sliding mode respectively, sliding blocks matched with the sliding grooves are arranged at the lower ends of the multiple clamping blocks, two-way lead screws are rotationally arranged in the sliding grooves, and threaded holes matched with the two-way lead screws are formed in the middles of the sliding blocks; operating blocks used for driving the two-way lead screws to rotate are arranged on the side walls of the workbench correspondingly, and a restraining assembly is arranged between every two corresponding clamping blocks. The clamping device has the advantages that by means of the two sets of clamping blocks which are symmetrically arranged in a sliding mode, a worker can conveniently clamp and position the two spliced steel parts, clamping and positioning of the steel parts of different sizes are achieved, it is effectively guaranteed that the ends of the two steel parts are in butt joint, the center lines of the two steel parts are located on the same axis, and the splicing integrity of the two steel parts is guaranteed.

The invention discloses a position measuring device for civil engineering construction. The position measuring device comprises a mounting seat, a horizontal mechanism, a positioning mechanism and a positioning mechanism, the horizontal mechanism comprises a support which is rotatably mounted on the mounting seat and can be locked, a cross plate is movably mounted at the inner top of the support, four counterweight balls are movably mounted at the bottom of the cross plate, a mounting frame is fixed at the bottom of the cross plate, and the laser range finder is mounted in the mounting frame and is clamped and fixed; when the laser range finder is located in the installation frame, the laser range finder is not affected by the installation base, and the laser range finder is adjusted in a self-adaptive mode and is in a horizontal state in cooperation with the cross plate and the balance weight ball. According to the invention, the cross plate capable of rotating in multiple directions and the counterweight ball are arranged, so that automatic horizontal calibration of the cross plate and the laser range finder can be realized, measurement personnel need to adjust for multiple times during multiple and multi-position measurement, the measurement efficiency is improved, and the labor amount of the measurement personnel is also reduced.

The utility model discloses a turbine shell welding device, and relates to the technical field of turbine shell welding and fixing. The tool comprises a tool bottom plate, a positioning lower mandrel, a positioning upper mandrel, a left supporting plate, a right supporting plate and an upper cover plate. The positioning lower mandrel comprises a clearance section; a positioning boss matched with the positioning sinking table is arranged at the bottom of the upper positioning mandrel; the left supporting plate comprises a first left supporting plate body, a second left supporting plate body and a left supporting plate pipe opening positioning block. The utility model solves the current situation that each part cannot be fixed and welding deformation cannot be limited in the welding process of the turbine shell, improves the product quality and the processing stability, mainly aims at ensuring the product quality and the processing precision, and has the advantages of compact structure, accurate positioning, reliable support, sufficient rigidity, good contact with a workpiece and high production efficiency. And the manufacturability of structural components is good.

The utility model relates to a sofa module fast-assembly connecting structure which comprises an inserting piece and a sleeve piece, the inserting piece comprises an inserting rod and a mounting plate, the top end of the inserting rod is connected with the mounting plate, a plurality of annular grooves are formed in the outer side of the inserting rod, and a plurality of assembly holes are formed in the mounting plate; the sleeve part comprises a hollow screw rod, a nut and a plastic inner cylinder, the nut is assembled on the outer side of the hollow screw rod in a threaded mode, the plastic inner cylinder is arranged in the hollow screw rod, a through hole matched with the inserting rod is formed in the middle of the plastic inner cylinder, at least one inner protruding ring is arranged in the through hole, and the inner protruding ring can be clamped with the annular groove. The utility model designs a quick mounting device for the modules of furniture, preferably for the connection of the modules of a sofa.

The invention discloses a quartz ring processing and positioning device and method, and aims to overcome the defects of low working efficiency and high cost when positioning of a quartz ring is realized in a wax sticking and fixing manner. The device comprises a positioning disc and a plurality of adjusting blocks arranged at intervals in the circumferential direction, the adjusting blocks are arranged in a radial moving mode, a vacuum adsorption groove is formed in the surface of the positioning disc, an air suction pipe communicated with the vacuum adsorption groove is connected to the positioning disc, a quartz ring is supported on the positioning disc, the ends of the adjusting blocks abut against the edge of the quartz ring, and the quartz ring covers the vacuum adsorption groove. The quartz ring machining and positioning device can clamp and position quartz rings of various specifications, and is high in positioning operation efficiency and low in cost.

The utility model relates to a variable mode breaking converter, which aims to solve the technical problem of large workload caused by the fact that a tool needs to be used for disassembling screws and corresponding positioning pieces during maintenance or replacement at present, and comprises a converter body, a bottom plate and a positioning structure, the converter body is placed on the bottom plate; the two positioning structures are arranged on the two sides of the bottom plate correspondingly. Wherein the positioning structure is in positioning fit with the side edge of the converter body; the positioning structure comprises a fixing plate, a clamping plate and a spring; the fixed plate is fixedly arranged on the bottom plate; the clamping plate is arranged on the inner side of the fixing plate through a connecting assembly. The two springs are symmetrically arranged between the inner side of the fixing plate and the outer side of the clamping plate, and the converter body clamping device has the advantages that the converter body placed on the bottom plate can be rapidly clamped and positioned, so that the converter body is convenient to mount, dismount and maintain.

The utility model discloses a quick splicing and positioning device for constructional engineering templates, which relates to the technical field of constructional engineering and comprises a clamping mechanism, a positioning mechanism, a positioning mechanism and a positioning mechanism, and is characterized in that the clamping mechanism is arranged on a support plate and used for clamping and positioning a splice plate; the first clamping block is arranged in the first clamping groove and is in sliding connection with the first clamping groove; the second clamping block is in sliding connection with the second clamping groove; the first clamping plate is fixedly connected with the first clamping block; the second clamping plate is fixedly connected with the second clamping block; the driving part is arranged on the supporting plate; the number of the fixing parts is two, and the two fixing parts are symmetrically arranged on the first clamping plate and the second clamping plate; by arranging the clamping mechanism and the driving part, clamping and positioning of the splicing plate are achieved, and the splicing and positioning device is more flexible to use; and by arranging the fixing part, the splice plate is extruded and fixed, and the splice plate is prevented from moving in the machining process to affect the splicing precision.

The positioning device for cutting production comprises a cutting seat and a cutting assembly arranged above the cutting seat, a rotating opening is formed in the cutting seat, a movable screw rod is arranged in the rotating opening through a driving motor, a movable block is arranged on the movable screw rod in a threaded and sleeved mode, and the movable block is connected with the cutting assembly. A placing box and a supporting frame are fixedly arranged on the upper end face and the lower end face of the moving block respectively, two movable plates and a buffering plate are arranged in the placing box, the movable plates and the buffering plate are connected through a buffering mechanism, and a double-thread screw is rotationally arranged on the supporting frame. Through the arrangement of the movable screw rod, the movable block, the placement box, the movable plate, the buffer plate, the supporting rod, the double-thread screw rod, the connecting rod and the like, clamping and positioning of an object to be machined can be achieved, the process of moving the object to the position below the cutting assembly is the clamping and positioning process, and otherwise, the clamping and positioning process is the clamping and releasing process; the equipment has relatively high use safety.