776results about "Work clamping means" patented technology

The invention provides a multi-station metal part drilling robot which comprises a workbench, a rotating operation table is arranged on the workbench, punching mechanisms are arranged on the two sides of the rotating operation table, a plurality of clamping mechanisms and a limiting clamping table are arranged on the rotating workbench, and jacking mechanisms connected with the clamping mechanisms are arranged at the lower ends of the clamping mechanisms. The punching mechanism comprises an X-axis moving module, a Z-axis moving module and a punching machine. The clamping mechanism comprises a clamping assembly and an overturning base. The multi-station and multi-hole-site drilling robot has the beneficial effects that multi-station and multi-hole-site drilling operation is achieved through intermittent rotary feeding and the turnover clamping mechanism, the production efficiency is effectively improved, the drilling robot can be connected with a production line online, automatic feeding and discharging are achieved, the applicability is high, the personnel cost is reduced, and the enterprise equipment cost is reduced.

A double-mechanism linkage inner supporting and pressing clamp for machining a profiling face of a rear cover of a watch comprises a main body, a product containing block, a piston rod, a piston, a wedge head supporting rod, an inner supporting hand and a pressing block, an air cylinder chamber is arranged at the bottom of the main body, and the piston and a piston part of the piston rod are vertically arranged in the air cylinder chamber in a spaced mode so that the air cylinder chamber can be divided into three air chambers. The wedge head supporting rod is inserted into the air cylinder chamber in a sliding and sealing mode to be connected with the piston, the multiple inner supporting hands are installed on the main body in a sliding mode in different radial directions, and the multiple inner supporting hands make contact with the wedge head inclined face of the top of the wedge head supporting rod at the same time so as to be opened along with upward movement of the wedge head supporting rod to clamp the inner side wall of the watch rear cover; in this way, the clamp can trigger radial horizontal movement and axial vertical movement at the same time, linkage of inner supporting and pressing is achieved, the clamping force of the inner supporting and pressing is not affected, the inner supporting and pressing are driven by the air cylinders, the clamping force of the clamp on products is more reliable, and the clamping phenomenon is avoided; in addition, the two air cylinder mechanisms are combined to share one air chamber, so that the clamp is more compact.

The invention relates to the technical field of machining, and discloses belt pulley precision punching and surface polishing integrated equipment which comprises a loading box, a guide rod is connected to the top end of the loading box, a mounting transverse plate is slidably arranged at the top end of the guide rod, and multiple sets of downward pressing hydraulic cylinders are connected to the top end of the mounting transverse plate; and the output end of the downward pressing hydraulic cylinder penetrates through the mounting transverse plate and is connected with a connecting shell, and an adjustable drilling mechanism is arranged in the connecting shell in a connected mode. A belt pulley is positioned through the clamping unit, meanwhile, the belt pulley can be well positioned due to the moving synchronism of all the inner supporting blocks, multi-hole work can be conducted on the belt pulley at the same time through the adjustable drilling mechanism, the device is also suitable for machining of belt pulleys of different sizes, the working efficiency is effectively improved, and the practicability is high. The machined belt pulley rotates in the polishing sand, polishing work is conducted through friction, operation procedures are reduced, the production cost is reduced, and meanwhile the working efficiency is further improved.

The invention relates to the technical field of shaft part machining devices, in particular to a turning device for metal shaft part machining, which comprises a machine tool body, a guide rail and a chuck, a frame body is arranged on the guide rail, one end of the frame body is slidably connected with a sleeve, one end of the sleeve penetrates through the frame body and extends to the outside of the frame body, and the chuck is arranged on the guide rail. A clamping mechanism is arranged at the end, located outside the frame body, of the sleeve, a material leaking hole is formed in the lower surface of the sleeve and communicates with the frame body, a strip-shaped groove is formed in the upper surface of the sleeve, and a discharging assembly is arranged in the strip-shaped groove; according to the metal shaft cutting device, the clamping assembly, the discharging assembly, the buffering assembly and the like are arranged and used in cooperation, when the metal shaft is cut off, the clamping assembly can clamp the metal shaft, in this way, when the metal shaft is cut off, the metal shaft cannot directly fall off, and then the problem that the metal shaft with huge kinetic energy directly falls off and is prone to damage is avoided.

The automobile support machining device comprises a machining groove, first guide rails are arranged on the two opposite sides in the machining groove, a clamping component used for clamping a metal plate is arranged between the two first guide rails in a sliding mode, a turnover mechanism is arranged on the clamping component, and a punching assembly and a polishing assembly are arranged on the top face of the machining groove. The grinding assembly is composed of a second connecting frame, a first grinding component and a second grinding component. According to the technical scheme, the two clamping blocks are controlled to be rapidly opened or closed through the first motor, a metal plate can be rapidly clamped, the working efficiency is improved, the metal plate is punched through the punching assembly, the clamping component is controlled to slide after punching is completed, and the punching efficiency is improved. The first grinding component and the second grinding component grind burrs generated when the metal plate is punched in all directions, in the punching and burr grinding process of the metal plate, the metal plate can be turned over through the turnover mechanism, and the purposes of improving the working efficiency and shortening the production and machining period of the support are achieved.

The invention relates to the technical field of turning devices, and discloses a sheet metal turning device and a stainless steel sheet metal turning method.The sheet metal turning device comprises a lathe bed, a main shaft installed in the lathe bed, a guide rail, a feeding base and a tool rest, and is characterized in that a vibration disc, a driving assembly, a clamp and an overturning assembly are further installed in the lathe bed; and the clamp is movably mounted on the vibration disc. The driving assembly, the vibration disc, the clamp and the overturning assembly are arranged on the lathe bed, when a stainless steel metal plate workpiece is machined, rough machining is conducted firstly, then the workpiece on the main shaft is transferred and fixed to the vibration disc through the driving assembly, the clamp and the overturning assembly, and then the stress of the workpiece is eliminated through vibration; and finally, the workpiece is transferred again and fixed to the main shaft for finish machining, the turning machining of the stainless steel sheet metal part can be adapted through the rough machining, stress removing and finish machining modes, the probability of workpiece deformation is reduced, and the machining quality of products can be improved.

The invention provides a drum perforating device and perforating method of a washing machine. Relates to the technical field of washing machine manufacturing. The drum perforating equipment of the washing machine comprises a bearing base, a first lateral supporting plate and a second lateral supporting plate are fixedly mounted at the top of the bearing base, a transverse supporting table is fixedly mounted at the top of the second lateral supporting plate, and a carrying standing plate is fixedly mounted at the bottom of the transverse supporting table; a vertical threaded sleeve is rotatably mounted on the transverse supporting table, a lifting screw rod is mounted in the vertical threaded sleeve in a threaded mode, a first mounting frame is fixedly mounted at the bottom end of the lifting screw rod, a one-way adjusting lead screw is rotatably mounted in the first mounting frame, and a first linkage plate is mounted on the one-way adjusting lead screw in a threaded mode; and a first drilling unit is fixedly mounted at the bottom of the first linkage plate. The device has the advantages that the cylinder body and the cylinder bottom can be perforated at the same time, and the perforating efficiency is improved.

The invention discloses a multi-station cooperative hydraulic valve element inner hole fine polishing and rolling workbench which comprises a base, a lifting seat is arranged in the base, a controller is arranged on one side of the base, the multi-station cooperative hydraulic valve element inner hole fine polishing and rolling workbench further comprises a multi-station machining assembly, and the multi-station machining assembly is arranged in the lifting seat. The invention relates to the technical field of hydraulic valve element production equipment, hydraulic valve elements are fixed through fixing stations which are annularly distributed at equal intervals, and the hydraulic valve elements are sequentially conveyed to the positions below the machining stations, so that a multi-station machining array conducts corresponding machining operation on inner holes of the multiple hydraulic valve elements at the same time; and the workpiece is rotated and moved for multiple times, so that the inner hole of the hydraulic valve element is sequentially subjected to all procedures of preliminary honing, blowing cleaning and fine polishing rolling, the production procedures are simplified, the production efficiency and the machining precision of machining of the inner hole of the hydraulic valve element are remarkably improved, and therefore the requirement for large-scale production is met.

The invention discloses a self-adaptive clamp for finish machining of an outer circle of a variable-cross-section thin-wall part. The self-adaptive clamp comprises a clamp body for installing a driving assembly, a self-adaptive positioning assembly and a clamping assembly. A third round sleeve is arranged at the right end of the clamp body; a plurality of mounting holes penetrate through the outer circumference and the inner circumference of the clamp body; an arc-shaped block of the self-adaptive positioning assembly is arranged in the mounting hole; the driving assembly comprises a center shaft, a conical protruding block is arranged at the position, corresponding to the inner supporting sliding block, of the center shaft, and when the center shaft moves leftwards, circumferential supporting positioning is provided for a workpiece to be machined. The clamping assembly comprises a first round sleeve rotationally installed at the near end of the clamp body and a second round sleeve slidably arranged at the other end of the clamp body, and the second round sleeve is located on the inner side of a third round sleeve and adjustably connected to the third round sleeve through a lead screw and a spring. And the second round sleeve applies axial clamping force to a to-be-machined workpiece clamped between the first round sleeve and the second round sleeve through the elastic force of the spring.

The key groove milling tool is provided with a V-shaped block, a check block is installed at one end of a V-shaped sinking groove of the V-shaped block, and a flat position positioning block is installed at the other end of the V-shaped sinking groove of the V-shaped block; axial positioning screws are rotationally mounted on the stop blocks, and the axial positioning screws abut against the shaft end faces of the shaft parts to be used for axial positioning of the shaft parts with different lengths; the upper end face of the flat position positioning block is provided with a flat position positioning inclined face, the inclination angle alpha of the flat position positioning inclined face is equal to the included angle between a shaft part key groove and a flat position, and the flat position positioning inclined face makes contact with and is attached to the flat position of the shaft part. The V-shaped block is provided with a pressing plate, and the pressing plate downwards presses the shaft part and tightly presses and fixes the shaft part on the V-shaped block. The technical problem that the machining efficiency is low when a three-axis machining center is used for machining a shaft key groove and a milling key groove with the angle relation between the flat position and the shaft key groove is solved, the structure is simple and compact, economical and practical, clamping is convenient, the machining difficulty is reduced, the machining efficiency is improved, and universality is high.

The invention relates to the technical field of engine cylinder block assembly turning machining equipment, and particularly provides a machining device for a precise assembly of an engine cylinder block. Comprising a machining base, and two inner supporting assemblies used for jointly internally supporting and clamping the air cylinder sleeve are horizontally and oppositely installed on the machining base in a sliding mode; a turning mechanism is installed on the machining base in the same direction of the inner supporting assemblies in a horizontal sliding driving mode and located between the two inner supporting assemblies. According to the device provided by the invention, a multiple center guide structure with internal supporting and external clamping is adopted, continuous turning machining can be carried out on the outer wall and the two ends of the cylinder sleeve, on the basis of improving the turning stability, the turning precision is improved, and the turning quality and the subsequent use effect of the cylinder sleeve are guaranteed.

The invention discloses nozzle ring blade hole machining equipment convenient to limit. The nozzle ring blade hole machining equipment comprises a bottom frame, a vertical frame, a drilling body and a supporting mechanism. The supporting mechanism is optimally arranged, the height position of the supporting plate is changed through the jacking structure so that the supporting plate can be lifted to different height positions to be used, the height position of the foot pad frame can be adjusted so that the stability of the supporting plate can be guaranteed, and the four roller columns are arranged between the support and the annular base so that the nozzle ring blade can be supported; the nozzle ring blade can rotate on the roller column so as to machine different positions, after the nozzle ring blade is placed, the nozzle ring blade is unfolded from three sides of the interior of the nozzle ring blade through the positioning structure so as to be quickly positioned, the nozzle ring blade is centrally positioned on the roller column, and then the nozzle ring blade is clamped and fixed under the action of the clamping structure. Therefore, the nozzle ring blade can be quickly positioned, and the periphery of the nozzle ring blade is clamped after positioning, so that the processing efficiency of the nozzle ring blade is improved.

The invention relates to the technical field of compressor cylinder covers, in particular to a compressor partition plate hole machining clamp which comprises a support, four sets of positioning mechanisms, a fixing mechanism and a power mechanism, the four sets of positioning mechanisms are evenly distributed on the support, each set of positioning mechanism comprises a mandrel and an elastic clamp arranged on the mandrel in a sleeving mode, and workpieces are arranged on the elastic clamps in a sleeving mode; the fixing mechanism and the positioning mechanism are correspondingly arranged, and the fixing mechanism comprises a mounting plate arranged on the outer side of the mandrel, a plurality of sets of supporting assemblies arranged on the mounting plate in a circumferential array mode and pressing assemblies arranged corresponding to the supporting assemblies; the power mechanism is installed on the support and drives the supporting assembly, the positioning mechanism and the pressing assembly to act in sequence to clamp a workpiece. The workpiece is placed on the multiple sets of supporting units, the supporting faces of the two sets of turning plates in each set of supporting units can be rotated from opposite arrangement to upward arrangement to support the workpiece, after the workpiece is supported, the positioning mechanism and the pressing assembly fix the workpiece, and the problem that in the prior art, the workpiece positioning precision is poor is solved.

According to the characteristic that the side wall of the inner cavity of the piston is free of the draft angle, the circular arc in the circumferential direction of the positioning face of the clamp is the same as the corresponding position of the piston, and the inner side wall of the piston 20 is tensioned through radial expansion and contraction of an expansion claw of the clamp; the circumferential shape and size of the clamp positioning point are the same as those of the side wall of the piston inner cavity, so that the positioning precision of the piston inner cavity is high; the expansion claws are high in expansion and contraction motion precision and are in symmetrical motion, under the condition that the actual size change of the side wall of the inner cavity of the piston blank is large, the positioning precision of the clamp is guaranteed, and the wall thickness difference of the inner cavity of the piston is accurately controlled; the clamp is provided with three pairs of expansion claws, expansion of the first pair of expansion claws at the front end of the clamp is driven by a machine tool spindle oil cylinder, the other two pairs of expansion claws are driven by springs in the clamp to generate expansion actions, and retraction actions are driven by the oil cylinder. The three pairs of tensioning claws synchronously act to tension the inner side wall of the piston 20, and the stroke of the tensioning claws is adjustable.

The invention relates to the technical field of retainer machining, and discloses a retainer machining tool for a thrust bearing and a machining process thereof.The retainer machining tool for the thrust bearing comprises a tool body, the tool body comprises a base and an outer tire clamping cover, a first chip groove is formed in the position, corresponding to a centering claw, of a dustproof cover, and a second chip groove is formed in the position, corresponding to the centering claw, of the dustproof cover; the supporting seat comprises a cushion block installed on the base, and a second chip groove corresponding to the centering claw in position is formed in the cushion block. A plurality of first air blowing openings are formed in the first chip groove, and a plurality of second air blowing openings are formed in the position, corresponding to the second chip groove, of the dustproof cover. Scraps in the first chip removal groove and the second chip removal groove are cleaned through the first air blowing opening and the second air blowing opening; and moreover, by controlling opening and closing of the swing blades and adjusting the airflow in real time according to the machining state, the chip removal requirements of different machining stages can be accurately met, the pertinence of cleaning work is remarkably enhanced, and the energy utilization efficiency is greatly improved.

The invention provides an intelligent drilling device for wind power flange machining and a method thereof, and relates to the field of wind power flange drilling, the device comprises a machining bin and an intelligent drilling platform located above the machining bin, a baffle is arranged on the inner side wall of the machining bin, a supporting table is arranged above the baffle, and the supporting table is arranged above the machining bin. The supporting table is vertically matched with the intelligent drilling platform, and a hollow supporting shaft is rotationally installed between the supporting table and the baffle. The cleaning block and the positioning block are designed to be of an integrated structure, the cleaning block and the positioning block share the same adjusting mechanism, meanwhile, through the arrangement of the connecting block, the cleaning block and the positioning block do not conflict in the working process, and therefore the cost of the device is reduced, and when cleaning is conducted, the positioning block moves into the groove, and the rotating assembly drives the connecting block to rotate; therefore, the cleaning block is driven to rotate, the supporting table is cleaned in all directions, and the cleaning effect is guaranteed.

The invention relates to the field of stainless steel pipe machining, in particular to a stainless steel pipe splitting machine which comprises a supporting unit, and a cutting assembly and a cutting assembly are arranged on the supporting unit. The supporting unit comprises two rectangular frames symmetrically erected on the ground, each rectangular frame is provided with a driving assembly, the driving assemblies are used for driving stainless steel pipes to rotate and comprise first lead screws arranged in the rectangular frames, the first lead screws are in threaded connection with sliding blocks, and driving motors are arranged on the two sides of the upper ends of the sliding blocks. The end part of the driving motor is fixedly connected with a wheel body; the surface of the stainless steel pipe is extruded on the surface of the wheel body; the designed stainless steel pipe splitting machine, the designed cutting assembly and the designed cutting assembly are matched with one another to machine the stainless steel pipes, cutting into grooves and cutting off and segmenting are sequentially completed, stainless steel pipe materials do not need to be transferred in the period, compared with an existing machining mode, multiple links can be omitted, the production and machining efficiency can be improved, and when the cutting assemblies are executed, the machining efficiency is improved. Two grooves can be machined at the same time, and efficiency is improved.

The invention relates to a workpiece carrier for arrangement in a machine tool. The workpiece carrier includes multiple pneumatic workpiece holders as well as a compressed air reservoir, pneumatic valves, a control unit, and an accumulator as a voltage supply, so that the workpiece carrier can hold a plurality of workpieces and be wirelessly activated by an external robot controller in order to clamp workpieces in the workpiece holders or remove workpieces therefrom.

The invention discloses a thread machining device for metal part machining, and relates to the technical field of metal machining equipment.The lower end of a lifting sliding plate is provided with an angle adjusting assembly, the upper end of the lifting sliding plate is fixedly provided with a rotating assembly, the rotating assembly is used for driving the angle adjusting assembly to rotate, and the angle adjusting assembly is provided with a thread machining assembly; a tapping cutter is detachably installed on the thread machining assembly. Transverse clamping assemblies used for transversely clamping a metal piece are installed at the two side ends of the main body base in the transverse direction. Longitudinal clamping assemblies used for longitudinally clamping the metal piece are installed on the transverse clamping assemblies. A clamping through hole is formed in the center of the main body base, and a three-jaw clamping seat used for clamping the tubular metal part is mounted in the clamping through hole; through the synergistic effect of the rotating assembly and the angle adjusting assembly, the tool can be positioned at will within the inclination range of 0-90 degrees, and multi-angle machining of a complex curved surface is achieved in cooperation with position adjustment of the arc-shaped guide rail.

The invention relates to the technical field of milling machines, and provides a planer type milling machine which aims to solve the problems that due to the fact that the width of a machined plate is large, the plate is inclined during fixing, the two sides of the plate are scratched and damaged in the clamping process, clamping blocks are matched with side clamping strips, and in the clamping process, the clamping blocks make contact with the two ends of the side edges of the plate firstly; the position of a placed plate is adjusted through cooperation of clamping power and elastic force of a rubber cushion block, after adjustment is completed, a clamping block and a side clamping strip are used for clamping and fixing, and the situation that in the plate clamping process, due to inclination of the plate, the axis center of the plate is deviated from the center line of a clamping mechanism when the plate is clamped is avoided, and the plate clamping efficiency is improved. And the two sides of the plate are scratched in the clamping process due to inclination of the plate in the clamping process, and the plate is damaged.

The invention relates to the technical field of aerospace thin-wall part machining, in particular to a reconfigurable floating tool module for thin-wall part machining and a self-adaptive machining method. Comprising a base; the supporting mechanism is mounted on the base and comprises a flexible supporting assembly, the flexible supporting assembly comprises a driving part and a driven part, the driven part is connected with the driving part, and an elastic part is mounted at the connecting part; the supporting mechanism further comprises a rigid supporting assembly, the rigid supporting assembly comprises an electromagnetic chuck and an adsorption plate, the adsorption plate is fixed to the base, a sliding space is formed in the adsorption plate, one side of the electromagnetic chuck is fixedly connected with the driven part, and the other side of the electromagnetic chuck abuts against the adsorption plate and is located in the sliding space; and the clamping mechanism is mounted at the front end of the supporting mechanism. The invention further discloses a method for conducting self-adaptive machining on the thin-wall part through the tool. The method has the advantages that clamping impact deformation is small, self-adaptive deformation compensation is achieved in the machining process, part deformation is reduced, and adaptability is high, and machining precision and machining efficiency of the aircraft thin-wall part can be improved easily.

The invention discloses a steel structure processing device, including a bracket, a clamping mechanism is arranged at both ends of the bracket, the clamping mechanism is arranged at the top of the bracket, a horizontal moving mechanism is arranged at the bottom of the clamping mechanism, the horizontal moving mechanism is arranged at the bottom of the bracket, a support plate is arranged on the horizontal moving mechanism, positioning mechanisms are arranged on both sides of the support plate, a load-bearing frame is arranged on the bracket, a limiting mechanism is arranged at the bottom of the load-bearing frame, and a punching machine head is arranged on the upper part of the load-bearing frame. The invention does not need to manually move the channel steel, saves time and labor, and can ensure that the channel steel moves in a straight line, thereby improving the punching quality.

The present invention relates to the field of mechanical technology, and discloses a four-axis hydraulic double-station tooling for brake calipers based on continuous operation, including a bridge plate, a hydraulic fixing part is symmetrically installed on the top of the bridge plate, a clamp is symmetrically fixedly connected to the bottom of the bridge plate, and processing parts are arranged at the clamp and the hydraulic fixing part, the bridge plate is connected to an external driving device, a ratchet group is symmetrically installed on the outside of each hydraulic fixing part, and a gear group is installed on the outside of the hydraulic fixing part. The tooling greatly simplifies the operation process in the installation and disassembly of the processing parts. When contacting and installing the processing parts, the operator only needs to pull the turning rod to drive the fixed rack to achieve simultaneous clamping or loosening of multiple processing parts. Compared with the traditional tooling that needs to operate the clamps one by one, this centralized operation method greatly saves time and labor costs, significantly improves work efficiency, and makes the entire processing process smoother and more convenient.

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 double-cylinder angle positioning device comprises an angle locking mechanism and a ball positioning mechanism, wherein the angle locking mechanism is composed of a piston, a positioning pin and a pin hole, and the ball positioning mechanism is composed of a round ball sliding groove, a positioning hole, a jackscrew, a spring and a ball. According to the device, the positioning holes are matched with the positioning pins for locking, the two-way air cylinder structure is internally arranged, and when the air cylinder is pushed out, the positioning pins can enter the pin holes at the same time, so that the purpose of angle locking is achieved; when the tool needs to rotate to replace the station, the air cylinder retreats and drives the positioning pin to retreat from the pin hole at the same time, and the purpose of unlocking is achieved. The double-air-cylinder angle positioning device is simple in structure, convenient to operate and low in manufacturing cost, milling of workpiece blanks at different angles and positions can be achieved through reciprocating motion of the air cylinder pistons and multi-angle rotation of the connecting rod, and the product yield and the production efficiency are improved.

The invention discloses drilling equipment for hardware product accessory machining, and relates to the technical field of hardware product accessory machining, the drilling equipment comprises a base and a workbench fixedly mounted at the top of the base, a placing groove is formed in the middle of the workbench, and a guide rail is fixedly mounted at the top of the workbench; a supporting column is fixedly installed on one side of the top of the base, a lifting mechanism is fixedly installed on the top of the supporting column, a clamping mechanism is installed on the top of the guide rail, and a drilling mechanism is installed at the bottom of the lifting mechanism. According to the drilling equipment for hardware product accessory machining, hardware product accessories are stably fixed through the clamping mechanism, the accessories are prevented from moving in the drilling process, the drilling position precision is guaranteed, the position of the drilling mechanism is adjusted through the lifting mechanism, a positioning piece plays a role in positioning and stabilizing a workpiece, and a buffering piece buffers impact force borne by a drill bit in the drilling process; and the drilling stability is enhanced.

The invention discloses a gas compressor rotor blade milling blade body clamp and a blade body milling method thereof, and belongs to the technical field of aero-engine gas compressor blade machining. The clamp comprises a connecting disc, a supporting block, a positioning assembly A, a positioning assembly B and a clamping mechanism, the supporting block is arranged on the end face of one end of the connecting disc, the positioning assembly A and the positioning assembly B are both arranged on the supporting block, and the clamping mechanism is movably connected with the positioning assembly B and the supporting block. Two profiling check blocks are symmetrically and detachably connected to the inner side of the clamping mechanism. When the shapes or sizes of the tenons of the to-be-machined compressor rotor blades are different, the to-be-machined compressor rotor blades can be positioned and clamped only by replacing the profiling check blocks, the use flexibility of the clamp is remarkably improved, the clamp does not need to be aligned again, human errors are prevented from being introduced in the clamp replacing process, and the machining efficiency is improved. The machining cost of the clamp is reduced, and the alignment time of the clamp is saved.

The invention belongs to the technical field of fastener machining, and particularly relates to high-strength fastener machining equipment which comprises a machining table, a working disc is rotationally arranged above the machining table, the lower end face of the working disc is connected with the output end of an external driving motor through a rotating shaft, and a plurality of machining grooves are formed in the upper portion of the working disc. The interior of the machining groove is used for containing a nut to be machined, a feeding part, a machining part and a recycling part are arranged on the side, close to the working disc, above the machining table, and the feeding part, the machining part and the recycling part are designed in the circumferential direction of the working disc. A to-be-machined nut in the machining groove can be automatically fixed under the action of the clamping piece, along with rotation of the working disc, when the to-be-machined nut rotates to the machining part, the machining part can automatically machine the nut, and after machining is completed, the machined nut can fall into the recycling part under continuous rotation of the working disc.

The invention provides a tool for machining a rear cover of an automobile air conditioner compressor. The tool comprises a tool table, and a clamp is connected to the upper surface of the tool table; the clamp comprises an air cylinder connected to the upper surface of the tool table, a pressing plate connected to the top end of a piston rod of the air cylinder and a supporting plate connected to the surface of one side of the air cylinder. The bottom end of the air cylinder is connected with an angle adjusting assembly, and the bottom end of the air cylinder is connected with the tool table through the angle adjusting assembly. The clamp can adapt to the shape of the rear cover of the air conditioner compressor, and the clamping effect of the rear cover is improved.

The invention relates to the field of transformer part manufacturing and tapping machining, and discloses an automatic tapping machine for transformer part manufacturing, which comprises a workbench and a tapping machine body installed on the workbench through a hydraulic rod in a lifting manner and used for tapping machining of transformer parts, the automatic tapping machine further comprises a feeding disc rotationally installed on the workbench and used for continuously tapping and machining transformer parts. Machining grooves for tapping and machining transformer parts are distributed in the feeding disc in the circumferential direction of the feeding disc at equal intervals, lifting columns for inducing the transformer parts to enter the machining grooves are installed in the feeding disc in the vertical direction in a sliding mode, and clamping assemblies for correcting the transformer parts to be arranged in the machining grooves in the middle are further arranged in the feeding disc. According to the automatic tapping machine, the tapping machining positions of transformer parts can be corrected, it is kept that the screw tap is evenly stressed during tapping, the part machining precision is improved, and the service life of the tapping machine is prolonged.