102results about How to "Reduce auxiliary time" patented technology

The invention relates to the technical field of welding, and discloses unit frame welding equipment for automobile generator machining, which comprises a circular tube support frame, a support beam is fixedly connected to the outer surface of the top of the circular tube support frame, and a support plate is fixedly connected to the outer surface of the bottom of the circular tube support frame. An adjusting limiting mechanism is arranged on the outer surface of the round pipe supporting frame, a follow-up adjusting mechanism and an auxiliary supporting mechanism are fixedly connected to the outer surface of the adjusting limiting mechanism, the adjusting limiting mechanism comprises a first motor, and the output end of the first motor is fixedly connected with a bottom plate. A limiting assembly is clamped in the bottom plate by forming a sliding groove, so that frames with different planes and round pipe sizes can be adapted to be welded, the auxiliary time is shortened, and the welding continuity and efficiency are improved; and the unit frame can be rotated, operation of welding personnel is greatly facilitated, the labor intensity of the personnel is reduced, and the welding quality stability and the production efficiency are improved.

The present invention provides a lamination mechanism and lamination method for membrane flipping and coating. The lamination mechanism includes a lamination table, a material blanking assembly, and a membrane flipping and coating assembly; the material blanking assembly can be moved close to or away from the lamination table; the membrane flipping and coating assembly includes a fixed support plate, and a flip suction plate movably connected to the end of the fixed support plate close to the lamination table and movably flipped and pressed on the fixed support plate. The lamination method of the present invention is based on the lamination mechanism. When the last electrode sheet of the electrode sheet cell is stacked on the lamination table, the electrode sheet cell can be transferred to the fixed support plate of the diaphragm flipping and coating assembly while the diaphragm is stretched, and after the stretched diaphragm is cut, the cut diaphragm is coated on the surface of the last electrode sheet of the electrode sheet cell by the flip suction plate, and the first electrode sheet of the next electrode sheet cell is stacked simultaneously, which greatly shortens the auxiliary time between the stacking processes of two electrode sheets and improves production efficiency.

The invention provides a directional reinforced throwing blasting and protective layer excavation combined blasting control method, which comprises the following steps of: 1, planning to-be-excavated rock masses controlled by different targets in a zoning manner, designing deep hole bench blasting parameters in a zoning manner, and dividing a side slope excavation region into a main blasting region and a protective layer excavation region, the whole to-be-detonated area is detonated in a segmented and delayed mode through digital detonators; 2, directional reinforced throwing blasting is adopted in the main blasting area, and reinforced throwing holes are formed in the main blasting area; 3, the protective layer excavation area is subjected to buffer presplit zone excavation blasting, a buffer hole and a presplit hole are formed behind the common throwing hole, a buffer presplit zone is formed, excavation of the protective layer is completed, and damage to the reserved slope rock mass is reduced; and 4, combined blasting is conducted in combination with the partition blasting division. Based on the blasting method, the effective blasting slag throwing rate can be remarkably increased, the comprehensive slag turning workload is reduced, and the cost is saved.

The invention discloses a steel-plastic composite pipe self-melting material sealing method and forming equipment, and relates to the technical field of steel-plastic composite pipe end sealing. Comprising a base, a guide rail device connected to the base through threads, a clamping mechanism connected to the guide rail device through threads, a first air cylinder or a first oil cylinder connected to the clamping mechanism through threads, and a second air cylinder or a second oil cylinder with a piston rod in threaded connection with the clamping mechanism. The mold mechanism is in threaded connection with the guide rail device; a piston rod of the third air cylinder or the third oil cylinder is in threaded connection with the mold mechanism; pipe plastic can be rapidly and evenly heated to be molten, the sealing defect can be avoided through the exhaust hole, the sealing quality is improved through the material sealing component, and the two ends are sealed at the same time through cooperation of the symmetrically-arranged mold mechanisms and the third air cylinder.

The invention provides a clamping device and a machining method for a combined frog point rail. The clamping device comprises a base workbench, a magnetic attraction device, a positioning base, a positioning device and a controller. The magnetic suction device is of a strip-shaped structure composed of one or more electromagnetic suction cups. The positioning bases are symmetrically distributed on the two sides of the magnetic attraction device. A positioning device is mounted on the positioning base; the positioning device forms a V-shaped positioning surface consistent with the inclination of a to-be-processed workpiece; the workpiece is positioned and clamped by the V-shaped positioning surface in a wedging manner; the positioning device enables the workpiece to be quickly aligned and positioned by oppositely clamping and positioning the two sides of the workpiece and longitudinally wedging and positioning the workpiece; after the workpiece is positioned on the V-shaped positioning surface of the positioning device, the controller controls the magnetic attraction device to magnetize and attract the workpiece, and workpiece clamping is completed; and the controller controls the magnetic suction device to demagnetize, so that the workpiece is unloaded. The combined frog point rail is clamped in the mode that positioning is combined with magnetic attraction, the problem that clamping of the combined frog point rail is labor-consuming, time-consuming and labor-consuming is solved, production efficiency is improved, cost is reduced, and efficiency is improved.

This utility model discloses an automotive duct cutting device with a rapid positioning mechanism, relating to the field of duct cutting technology. It includes a worktable and an upper clamp. A groove is formed on the upper side of the worktable. A first motor is fixedly connected to one side of the worktable, and a lead screw is fixedly connected to one side of the output shaft of the first motor. The lead screw is rotatably connected to the inner side of the groove. A slider is threaded onto the outer side of the lead screw, and a cutting mechanism is mounted on the upper side of the slider. A lower clamp is fixedly connected to the upper side of the worktable, and a spring-loaded mechanism is installed between the upper and lower clamps. A cavity is formed inside the worktable, located below the groove, and a positioning mechanism is installed inside the cavity. This device uses a motor-driven connecting rope to quickly pull down the upper clamp to press the duct, combined with precise control of the cutting position by the lead screw, and automatic release using a tension spring. The entire process is coordinated by a processor, achieving fully automatic, efficient, and precise operation of the duct from positioning and cutting to release.

The invention discloses a device for assembling an air injection valve of a puncture outfit, which comprises a rotary worktable suitable for doing rotary motion, and five stations arranged on the rotary worktable at intervals along the circumferential direction, the gas injection valve feeding assembly, the silicone oil atomizing and lubricating assembly, the gas injection valve switch feeding assembly, the press-fitting assembly and the dispensing and discharging assembly are sequentially arranged in one-to-one correspondence to the five stations in the circumferential direction of the rotary workbench. The gas injection valve feeding assembly comprises a first vibration disc bearing gas injection valves and a first transfer set used for transferring the gas injection valves to the corresponding stations from the first vibration disc. The silicone oil atomization lubricating assembly comprises a silicone oil atomizer; the gas injection valve switch feeding assembly comprises a second vibration disc bearing gas injection valve switches and a second transfer set used for transferring the gas injection valve switches to the corresponding stations from the second vibration disc. The dispensing and discharging assembly comprises a third transfer set used for moving out the assembly parts subjected to press fitting of the air injection valve switches and the air injection valves from the corresponding stations.

The utility model discloses a front inclined tube assembling and welding pneumatic device which comprises a fixing base, a stand column connected above the fixing base, a pressing air cylinder connected to the top of the stand column, a front vertical tube pressing head connected to the power output end of the pressing air cylinder, a cross beam arranged in the middle of the stand column, a front vertical tube base arranged on the cross beam, and a reinforcing rib base arranged on the upper surface of the cross beam. An ultra-thin air cylinder is connected to the lower portion of the reinforcing rib base, a through hole is reserved in the reinforcing rib base corresponding to the power output end of the ultra-thin air cylinder, an oblique beam is connected to the end, away from the stand column, of the cross beam, the other end of the oblique beam is obliquely connected to the fixing base downwards, and a plurality of U-shaped bases are arranged on the upper surface of the oblique beam. The side face of the oblique beam is connected with a rotating cylinder, and the power output end of the rotating cylinder is connected with a pressing plate. The front vertical pipe, the reinforcing rib and the front inclined pipe can be combined and welded, the consistency of product quality can be effectively improved, the production efficiency of products is improved, and the labor intensity of workers is greatly reduced.

The utility model discloses a machining tool for machining an eccentric pin, and relates to the technical field of machining tools. The machining tool for machining the eccentric pin comprises end covers connected to the two sides of an eccentric pin body in a sleeving mode, clamping grooves are formed in the side walls of the eccentric pin body, clamping blocks are arranged in the end covers and connected with the clamping grooves in a clamped mode, a center plate is movably connected to the side walls of the end covers in a clamped mode, and a center shaft is arranged in the center plate. According to the machining tool for machining the eccentric pin, through the design of the end cover, the center plate and the center shaft, the two ends of the eccentric pin body can be rapidly clamped and positioned conveniently, the clamping and positioning mode is convenient to operate and accurate in positioning, and therefore the auxiliary time in the machining process is shortened, position deviation is avoided, and the machining efficiency is improved. And the machining precision of the machined eccentric pin body meets the design requirement.

The present application relates to the field of drilling engineering, and particularly relates to a kind of automatic spraying device and operating method of drill pipe thread grease, including self-locking screw lifting platform, rotating platform assembly, support assembly, telescopic rod assembly, spraying head and thread grease conveying pipe;Spraying head includes outer thread spraying assembly, push-pull cylinder A, piston rod A, push-pull cylinder B, piston rod B, inner thread spraying assembly and shell;The self-locking screw lifting platform realizes the lifting of spraying head;The rotating platform assembly realizes the rotation of spraying head;The telescopic rod assembly realizes the centring of spraying head;The spraying head is sprayed with thread grease to drill pipe joint.The beneficial effects of the present application are: automatic spraying thread grease is realized, intelligent drill pipe conductor ring is prevented from being contaminated, operation efficiency is improved and different specifications of drill pipe joint can be adapted.

The utility model discloses a flexible welding positioner which comprises a driving rotating side and a driven supporting side. The driving rotating side comprises a gear motor, a rotating shaft, a fixing flange, a starting button and a fixing support. The gear motor is fixedly installed on the fixing support, and the rotating shaft is in transmission connection with the output end of the gear motor and used for driving a workpiece to rotate around the rotating shaft. The fixed flange sleeves the rotating shaft and is used for assisting in positioning the driving end of the workpiece; the start button is electrically connected with the speed reduction motor and used for controlling start-stop or rotating speed adjustment of the speed reduction motor. The driven supporting side comprises a ground track, a limiting block, a roller, a bracket, a hand bolt, an adjusting screw rod and a flexible chain; the roller is mounted at the bottom of the bracket and is matched with a guide rail of the ground track, so that the bracket linearly slides along the ground track; the limiting blocks are fixedly installed at the two ends of the ground track and used for limiting the sliding range of the rollers. The clamp cost is reduced through equipment generalization, the efficiency is improved through automation, rework is reduced through structural design, and cost reduction, efficiency improvement and quality improvement cooperation are achieved.

The application provides a workpiece clamp for a numerical control machine tool and the numerical control machine tool, and belongs to the technical field of machining. The clamp comprises a horizontal moving mechanism, a rotating mechanism, an inclinable work platform and a clamping mechanism; wherein the rotating mechanism is arranged on the top of the horizontal moving mechanism; the bottom of the rotating mechanism is fixedly connected with the top of the horizontal moving mechanism; the inclinable work platform is arranged on the top of the rotating mechanism; the bottom of the inclinable work platform is fixedly connected with the top of the rotating mechanism; the clamping mechanism is arranged on the top of the inclinable work platform; and the clamping mechanism is used for clamping workpieces. Through the cooperation of the horizontal moving mechanism, the rotating mechanism and the inclinable work platform, the clamp can realize the horizontal translation, vertical translation, horizontal angle rotation adjustment and inclination posture transformation of the workpiece relative to the horizontal plane after one-time clamping, so that the machining efficiency and the utilization rate of the numerical control machine tool are improved.

The invention provides cloth tape winding equipment which is provided with a main lathe bed which is opened in a horizontal mode. A main base is installed at one end of a main lathe bed and provided with a headstock, the headstock is provided with a chuck, and the other end of the main lathe bed is provided with a linearly-moving movable table body. A tailstock is installed at the upper end of the movable table body and provided with a center and a supporting device. A trolley base is arranged parallel to the main lathe bed, a winding trolley capable of moving linearly is installed on the trolley base, and a magnetic powder unwinding device, an up-down film collecting device, an automatic continuing device, a heavy hammer yarn returning device, a non-return device, a tension detecting device and an automatic deviation correcting device are sequentially installed on the winding trolley. The bottom of the winding trolley is provided with a linear displacement extension arm; a hot pressing roller and hot tension roller device, a hot air automatic compensation device and a tool turret device are mounted on the extension arm; the winding trolley is further provided with an operation panel. The problems that when the spray pipe heat insulation layer is produced, workpiece assembling and disassembling are limited, and operation is affected are effectively avoided, operability and working efficiency are effectively improved, and improvement of machining production takt efficiency is facilitated.

The application discloses a numerical control gantry milling machine and belongs to the technical field of machine tools, which comprises a bearing plate, a linear module fixedly installed on the upper surface of the bearing plate, a bearing plate fixedly installed on the upper surface of a moving block of the linear module, gantry frames fixedly installed at both ends of the upper surface of the bearing plate, a liquid collecting and spraying mechanism fixedly installed between the upper halves of the two sets of gantry frames, and a cooling mechanism fixedly installed between the lower halves of the two sets of gantry frames and connected with the liquid outlet end of the liquid collecting and spraying mechanism. The application realizes a high-efficiency cooling liquid closed-loop circulation system through the design of the cooling mechanism and the liquid collecting and spraying mechanism, reduces the material cost and environmental protection pressure, guarantees the stable cooling effect, and realizes the accurate cooling of the cutting area through the ball tube rotation adjustment and the double-path nozzle design.

The invention relates to the technical field of engraving and milling machining, in particular to an engraving and milling composite numerical control machine tool which comprises a machine tool base, a double-shaft driving mechanism and a lifting mechanism are arranged on the machine tool base, a clamping table is arranged on the double-shaft driving mechanism, a multi-disc machining mechanism is arranged on the lifting mechanism, and the multi-disc machining mechanism comprises an upper support. A lower support is fixed at the bottom of the upper support; the switching motor is started according to process requirements, so that the upper butt joint block and the lower butt joint block of the specified engraving and milling cutter head are mutually nested, and the upper butt joint blocks and the lower butt joint blocks on other cutters are kept in a separated state, the automatic cutter changing process is achieved, the tedious operation of manual cutter changing is avoided, the auxiliary time is saved, and the working efficiency is improved. And the positioning deviation caused by manual tool changing is eliminated, the consistency of tool references in multi-procedure combined machining is ensured, the overall machining efficiency and the product size precision are effectively improved, and diversified engraving and milling combined machining requirements are met.

The utility model discloses a kind of positioning clamping devices of artillery tail parts, and body is equipped on workbench, and the back of the front side and rear edge of body top is fixed with a supporting body;Positioning plate B is fixed with the back of the front side supporting body of body top, and two compression screws b are in the supporting body of body top rear side;Two positioning plates A are fixed with the top of body between two supporting bodies;Body top left and right ends are respectively fixed with a double-end stud, and the top end of double-end stud has shoulder hexagon nut, and the gap cooperation of the pressing plate below shoulder hexagon nut passes through double-end stud;Outside double-end stud, adjustable support bottom is fixed with body, and the lower end of adjustable support has a small hexagon nut;The top of adjustable support is below pressing plate, and two double-end studs are between two adjustable supports.The utility model does not need to draw line and find right, and positioning is reliable, clamping is stable, groove and hole on four surfaces of workpiece can be processed once clamping, effectively improve processing efficiency.

The application belongs to the technical field of steam turbine rotor processing, in particular to a drill jig for steam turbine rotor steam balance hole processing, which comprises a drill jig body, a bushing, a quick-change drill sleeve, a cylindrical pin and a set screw; the drill jig body is provided with a rectangular groove in the thickness direction; both sides of the bottom of the drill jig body are provided with through holes; the bushing is fixedly connected to the inside of one side of the through hole; the inside of the bushing is provided with the quick-change drill sleeve. The drill jig body with a "door" type structure is matched with the rectangular groove, which can quickly realize the preliminary positioning of the drill jig at the edge of the impeller, the radially limiting of the outer circle of the impeller is matched with the symmetrical distribution of the cylindrical pin, the center of the quick-change drill sleeve is accurately aligned with the positioning line, and the hole position deviation problem caused by the positioning deviation in the traditional processing is avoided; at the same time, the set screw at the bottom is stably pressed against the surface of the impeller spoke through the threaded connection, so that the drill jig can remain stable during the drilling process and prevent displacement caused by vibration.

The application provides a landing gear support rod processing method. The landing gear support rod processing method comprises the following steps: providing a workpiece and a tooling for clamping the workpiece; clamping the workpiece by using the tooling; respectively rough machining an A-side surface of the workpiece in a Y direction, fine machining at least three reference surfaces on two process clamps, rough machining a B-side surface of the workpiece in the Y direction, fine machining the A-side surface of the workpiece, fine machining the B-side surface of the workpiece, fine finishing the reference surfaces parallel to an X direction, milling the reference surfaces parallel to the X direction into bevels, processing oil nozzles, positioning an ear of the workpiece, and removing the process clamps; polishing positions of the process clamps on the workpiece, and completing the processing. The application can realize concentrated processing of all processes by using the clamping positions reserved by the process clamps and cooperating with the tooling, all processes can be completed by the vertical machining center, the problem of process dispersion is solved, and the part transfer and auxiliary time are reduced.

The invention relates to the technical field of numerical control machine tools, and discloses a numerical control milling machine with a multi-hole-site synchronous machining function, which comprises a machine body, a workpiece mounting table, a first lifting driving mechanism, a lifting table, at least two distance adjusting tables and a control system. The workpiece mounting table is mounted on the machine body; the first lifting driving mechanism is mounted on the machine body; the output part of the first lifting driving mechanism is in driving connection with the lifting table; the lifting platform is provided with a first horizontal driving mechanism; the output part of the first horizontal driving mechanism is in driving connection with at least one distance adjusting table, so that the horizontal distance between the two distance adjusting tables is adjustable; the two distance adjusting tables are each provided with at least one second horizontal driving mechanism, each distance adjusting table is provided with at least two main shaft units, and the output portion of each second horizontal driving mechanism is in driving connection with at least one of the two main shaft units arranged on the same distance adjusting table. Therefore, the horizontal distance between the two main shaft units arranged on the same distance adjusting table can be adjusted. The hole distance between multiple spindles can be adjusted.

The invention relates to the technical field of gear grinding machining, in particular to a diamond roller design method for composite grinding process grinding wheel dressing, a diamond roller and a grinding wheel dressing method.The method comprises the steps that tooth profile parameters of a to-be-machined gear are obtained, and the original theoretical profile of the diamond roller is calculated based on the tooth profile parameters; thinning the original theoretical profile to obtain parameters of a first profile section; calculating parameters of a second profile section based on the parameters of the first profile section, and calculating parameters of a third profile section based on the parameters of the second profile section; and the first profile section, the second profile section and the third profile section are sequentially connected in the radial direction of the diamond roller to obtain the diamond roller composite profile. The device has the beneficial effects of being convenient to machine and high in machining efficiency.

The utility model discloses a kind of infinitely variable gearbox body combination tooling fixtures, including basic support module, one sequence blank positioning and clamping module and two sequence semi-finished product positioning and clamping module, one sequence blank positioning and clamping module is used to position and clamping to one sequence box body blank, two sequence semi-finished product positioning and clamping module is used to position and clamping to semi-finished product box body after completing one sequence processing, basic support module simultaneously carries one sequence blank positioning and clamping module and two sequence semi-finished product positioning and clamping module;One sequence blank positioning and clamping module is composed of adjustable support column, three groups of pressing plate, lateral jackscrew, anti-vibration clamp plate, mistake-preventing limiting column and positioning pin, complete rough machining;Two sequence semi-finished product positioning and clamping module utilizes the support seat of eight with M8 thread hole of top plate even distribution, semi-finished product flange edge is compressed by M8 bolt, continue finish machining.The combination tooling fixture of the utility model, two sequence processing can be continuously completed in one clamping of same fixture, reference is unified, production efficiency is greatly improved.

This invention discloses a laser welding device for the rim and spokes of thin-walled wheel hubs, relating to the field of wheel hub manufacturing technology. It includes a welding unit and a welding positioner. The welding unit comprises a welding robot and a oscillating laser welding head, the oscillating laser welding head being fixedly connected to the end effector of the welding robot's arm. The welding positioner includes a base, a tilting seat, a tilting drive device, a hollow turntable, and a rotation drive device. The tilting drive device drives the tilting seat to tilt, and the rotation drive device drives the hollow turntable to rotate. The hollow turntable has mounting holes for the rim and positioning fixtures for the spokes of the thin-walled wheel hub. This invention uses laser welding to replace traditional gas shielded welding, combining welding torch oscillation and workpiece displacement, effectively avoiding the burn-through problem when welding thin-walled wheel rims. It achieves high-quality, high-precision, and high-efficiency automated welding of the rim and spokes, meeting the urgent need for lightweight manufacturing of agricultural machinery wheel hubs.

The invention discloses a clamping device for wind power hub machining, and relates to the technical field of wind power hub machining, the clamping device comprises a base, two adjustable supporting plates are arranged on the upper side of the base, and the two supporting plates are symmetrical with the center line of the base in the length direction as the reference and are arranged in a V shape; clamping assemblies are arranged at the centers of the opposite sides of the two supporting plates correspondingly, each clamping assembly comprises a plurality of clamping blocks capable of moving in the radial direction with the center of the corresponding supporting plate as the reference, the clamping blocks are used for clamping the outer wall of a mounting opening of the wind power hub, and movable rotary fixing assemblies are arranged on the two sides, in the length direction, between the two supporting plates correspondingly; the rotary fixing assembly comprises a rotary drum capable of rotating and a top block which is arranged on the drum wall of the rotary drum and can move in the radial direction of the rotary drum, the top block is used for supporting and fixing a front hole and a rear hole of the wind power hub, and distance measuring gratings are arranged at the positions, corresponding to the two supporting plates, of the opposite sides of the two first baffles. The machining method has the advantage of improving the machining efficiency and precision of the wind power hub.

The present invention relates to a double-station wire board storage mechanism, which includes a base, a guide assembly, a transition plate, a linear motion drive unit, a first wire board placement tool and a second wire board placement tool. The guide assembly is composed of a slider and a slide rail. The slide rail runs along the left and right directions and is detachably fixed on the base. The first wire board placement tool and the second wire board placement tool are both used to store wire boards and are fixed on the transition plate side by side along the left and right directions. The transition plate is fixed to the slider, and under the driving force of the linear motion drive unit, the first wire board placement tool and the second wire board placement tool are driven to perform directional sliding movement along the slide rail. In this way, the time required for stopping the machine for refilling is eliminated, thereby effectively reducing the auxiliary time required for the production of chip inductors, and greatly improving the production efficiency of chip inductors.

This invention relates to the field of offshore exploration technology, and more particularly to a down-the-hole (DWT) static cone penetrometer (PCP), comprising: an outer casing of the drill string, with its interior extending vertically along the axial direction; a drill bit that can be opened or closed, located at the lower end of the outer casing; a probe, located inside the outer casing and above the drill bit; a probe drive mechanism, located inside the outer casing and driving the probe to move vertically; when the probe moves downward to contact the drill bit, the drill bit opens and passes through it; when the probe moves upward to leave the drill bit, the drill bit closes; and a drill string drive mechanism, driving the outer casing to rotate. By combining the PCP and the drilling string into one unit, after completing a single cycle of PCP testing in the borehole, drilling can proceed directly using the drill bit. After drilling is completed, the next PCP test can be performed in the same spot, and this cycle can be repeated until the designed borehole depth for the PCP test is reached. This significantly saves considerable auxiliary time for tripping the drill string and the PCP, greatly improving operational efficiency.

This invention relates to the field of welding technology and discloses a welding equipment for the frame of an automotive generator, comprising a circular tube support frame. A support beam is fixedly connected to the top outer surface of the circular tube support frame, and a support plate is fixedly connected to the bottom outer surface of the circular tube support frame. An adjustment and limiting mechanism is provided on the outer surface of the circular tube support frame. A following adjustment mechanism and an auxiliary support mechanism are fixedly connected to the outer surface of the adjustment and limiting mechanism. The adjustment and limiting mechanism includes a first motor, the output end of which is fixedly connected to a base plate. A limiting component is engaged within the base plate via a sliding groove. This allows for welding of frames with different planes and circular tube sizes, reducing auxiliary time and improving welding continuity and efficiency. Furthermore, it allows the generator frame to rotate, greatly facilitating operator operation, reducing labor intensity, and contributing to improved welding quality stability and production efficiency.

The utility model discloses a square tube and round tube connecting piece which comprises a connecting rod and a connecting piece body, the connecting piece body is provided with a groove used for clamping a square tube, the upper end portion of the connecting rod body is provided with a bent portion used for being connected with a round tube, the connecting rod body is provided with threads, the connecting piece body is provided with a rod sleeve, and the rod sleeve is sleeved with the groove. The connecting piece is connected to the connecting rod in a sleeved mode through the rod sleeve, and the lower end of the connecting rod is further connected with a nut. According to the connecting piece for the square pipe and the round pipe, the round steel pipe and the square steel pipe can be rapidly connected in the space, the round steel pipe and the square steel pipe only need to be parallel in the space, connection is firm and reliable, engineering auxiliary time can be effectively shortened, engineering construction efficiency is improved, and safety is improved.

The utility model discloses a suspension type robot welding workstation which comprises a supporting base, the upper surface of the supporting base is fixedly connected with a transverse sliding rail, the upper surface of the transverse sliding rail is connected with a longitudinal sliding rail in a sliding mode, the upper surface of the longitudinal sliding rail is connected with a sliding block in a sliding mode, and the sliding block is fixedly connected with the supporting base. The outer surface of the sliding block is fixedly connected with a robot welding gun and a welding gun cleaning device. A turnover device is arranged on the supporting base, a supporting beam is fixedly connected to the output end of the turnover device, a clamping device is arranged on the outer surface of the supporting beam and comprises a fixed block and a movable block, and the fixed block and the movable block are both slidably connected to the upper surface of the supporting beam. And the auxiliary time of feeding, discharging and workpiece rotating is shortened, the quality instability of personnel machining is reduced, robot machining has stable quality consistency, and the labor cost is reduced.

The invention discloses a scroll plate machining tool, system and process, and the scroll plate machining tool comprises a clamp body which is provided with a first taper hole; the exterior of the elastic sleeve is matched with the first conical hole, at least part of the elastic sleeve is positioned in the first conical hole, and a clamping hole is formed in the elastic sleeve; the clamping structure is arranged on the clamp body, and the clamping structure uniformly applies acting force to the end, away from the first conical hole, of the elastic sleeve, so that the elastic sleeve can move along the first conical hole, and the size of a clamping hole of the elastic sleeve and the clamping force of the elastic sleeve on the cylindrical positioning part of the scroll plate are adjusted. The mode that the clamping structure is assembled in the elastic sleeve of the first conical hole in a pressing mode is utilized, the cylindrical positioning part of the scroll plate is circumferentially and evenly clamped through the clamping hole, and the scroll plate is evenly stressed in the clamping process; and the axis of the scroll plate after being clamped and positioned is collinear with the axis of the elastic sleeve, so that the scroll plate is ensured to be accurately positioned in the elastic sleeve.

The application relates to a wheel-side speed reducer planetary gear shaft end face turning device, which comprises a lathe seat, the upper end of the lathe seat is provided with a rotary cover, the upper end of the lathe seat is provided with a longitudinal feed box, and the rotary cover is provided with a synchronous automatic locking mechanism. The feeding movement of the longitudinal feed box is transmitted to a wedge-shaped cover through a driving rack, an incomplete gear, a pull rod and a moving frame, and is converted into synchronous radial clamping of multiple sector clamping blocks through cooperation between the wedge-shaped cover slope and the rollers, so that the pure mechanical follow-up locking function that feeding is locking and then unloading is loosening is realized. In the transmission chain, the tooth length of the incomplete gear corresponds to the clamping stroke, and the toothless groove section corresponds to the stable cutting stroke, so that the clamping action is automatically disconnected after the transmission chain is quickly completed in the initial feeding stage, wear and heat caused by long-time meshing of the gear and the rack are avoided, and the stability of the clamping force is prevented from being reversely affected by slight feeding fluctuation.