1307 results about "Tailstock" patented technology

The invention relates to the technical field of machine tool equipment, in particular to a numerical control grinding machine product quality real-time monitoring optimization method based on the Internet of Things. The method comprises the following steps: acquiring multi-node real-time operation data of the numerical control grinding machine; working state parameters of key components of the grinding machine are counted according to the multi-node real-time operation data; the product machining quality fluctuation trend is determined based on the multi-node real-time operation data and the working state parameters of the key components of the grinding machine; according to the product machining quality fluctuation trend, the cooperative change rule of the grinding machine tailstock jacking force is detected; and determining the geometric accuracy limitation trend of the workpiece according to the cooperative change rule of the jacking force of the tailstock of the grinding machine. According to the method, the control parameter adjustment behavior, the system response state and the quality detection result of the numerical control grinding machine are associated and integrated, and the tracking and effect evaluation of the key control behavior are realized by constructing a historical contrast system of the adjustment behavior and the response data.

The invention relates to the technical field of machining, in particular to double-angle machining self-made five-axis equipment which comprises a machining table and a machining assembly, and the machining assembly comprises a four-axis rotary table, a rotary table tailstock, an overturning piece, a five-axis rotary table, a tool plate, a plurality of clamping pieces, a transverse moving piece, a lifting structure, a bearing frame, a front-back adjusting piece and a machining equipment assembling table. According to the hole machining requirements, the four-axis rotary table is controlled to be matched with the rotary table tailstock to drive the overturning piece to overturn front and back, the front-back angle of the mechanical part assembled on the tool plate is adjusted, then the five-axis rotary table is controlled to drive the tool plate to rotate, the left-right angle of the mechanical part is adjusted, and then double-angle adjustment of the mechanical part can be completed. Therefore, the problems that according to existing drilling equipment, double-angle hole machining can be achieved only through two pieces of equipment or two pairs of special angle clamps, the requirement for the manufacturing precision of a tool is high, and angle adjustment is very difficult in the using process are solved.

The invention provides an inner hole grooving device and a using method. The inner hole grooving device comprises a grooving device body installed on a machine tool tailstock, the grooving device body is coaxial with a workpiece installed on a machine tool chuck, and a plurality of sliding supporting bases are arranged between the grooving device body and a machine tool sliding rail; the grooving device comprises a shell supporting assembly and an internal feeding assembly, the internal feeding assembly is located in the shell supporting assembly and slides, a cutting tool moving in the radial direction is arranged at the end of the shell supporting assembly, and a tool in the cutting tool is used for cutting the inner wall of the workpiece; the cutting tool is located at the end of the grooving fixing cylinder through a clamping groove structure and slides in the radial direction, a dovetail wedge block is fixedly arranged on the bevel edge of the right-angle driving plate, a dovetail sliding groove is formed in the bottom of the cutting tool, and the dovetail wedge block abuts against the interior of the dovetail sliding groove. According to the inner hole grooving device, through the precise design and the efficient control system, the machining precision and stability are improved, the operation and maintenance process is simplified, and the overall production efficiency and product quality are improved.

The invention relates to the technical field of spiral drill rod production, and discloses welding equipment for a low guide vane spiral drill rod, which comprises a welding machine tool for the spiral drill rod, a spindle box is arranged on the welding machine tool for the spiral drill rod, a tailstock is arranged on the welding machine tool for the spiral drill rod, and chucks are arranged on the spindle box and the tailstock. The spiral blade can be screwed to be loosened and locked on the drill rod under the reverse control of the two adjusting motors, so that the tightness of the spiral blade on the drill rod can be effectively adjusted, the welding surface can be more tightly attached to the drill rod by adjusting the tightness of the spiral blade, the welding defects such as air holes and slag inclusion are reduced, and the welding quality of the drill rod is improved. Therefore, the welding strength is greatly improved, the improvement of the welding strength means the enhancement of the overall performance of the drill rod, in the drilling process, the drill rod with high welding strength can bear larger torque and tension, the downtime caused by breakage or falling of the drill rod is shortened, and the drilling efficiency is improved.

The utility model relates to the technical field of cylindrical grinding machines, in particular to a cylindrical grinding machine with a grinding wheel easy to replace, which comprises a machine body, a workbench and a headstock, the workbench is arranged at the upper end of the machine body, the headstock is slidably connected to the upper end of the workbench, a tailstock is slidably connected to the upper end of the workbench, and a grinding wheel grinding mechanism is arranged at the upper end of the workbench. The grinding wheel polishing mechanism comprises a driving mechanism, a differential machine is fixedly connected to the outer side of the driving mechanism, a driving housing is fixedly connected to the outer side of the differential machine, a grinding wheel fixing device is fixedly connected to the outer side of the driving housing, the grinding wheel fixing device comprises a grinding wheel housing, and a driving shaft mechanism is rotationally connected to the inner side of the grinding wheel housing and comprises a main shaft. According to the cylindrical grinding machine, due to the unique structural design of the cylindrical grinding machine, an efficient, safe and easy-to-operate grinding wheel replacement solution is provided for a user, the maintenance and replacement time is greatly shortened, the labor intensity is greatly reduced, and the production efficiency is improved.

The utility model discloses a prefabricated pipeline butt welding robot mechanism which comprises two sets of guide rails arranged on the ground in parallel, a roller carrier, a headstock positioner, a tailstock positioner, a supporting frame, a pneumatic manipulator, a three-axis mechanical arm and a working platform, two sets of cross-shaped sliding frames are arranged on the working platform, a gas shielded welding gun is installed on one set of cross-shaped sliding frames, and a gas shielded welding gun is installed on the other set of cross-shaped sliding frames. An argon arc welding gun is installed on the other set of cross-shaped sliding frame, a visual identification mechanism is arranged on the working platform and located between the two sets of cross-shaped sliding frames, and the headstock positioner comprises a first left-right moving mechanism, a first lifting mechanism and a rotating mechanism. The slewing mechanism is used for clamping a flange connected with the front end of the main pipeline and can drive the flange and the main pipeline to rotate, and the tailstock positioner can adjust the position and the height of the rear end of the main pipeline. The problems that automatic welding is high in requirements for pipeline assembly gap and alignment tolerance control and high in labor intensity are solved.

The invention discloses a CNC machine tool with an anti-jamming servo tailstock, and relates to the technical field of machine tool equipment.The CNC machine tool comprises a workbench, a machine tool body is arranged at the upper end of the workbench, a spindle box is arranged at the upper end of the machine tool body, a chuck is arranged on one side of the spindle box, a fixing plate is arranged in the machine tool body, and a first servo motor is arranged on one side of the machine tool body; the output end of the first servo motor penetrates through the lathe bed and is provided with a lead screw, two supporting guide rods are symmetrically arranged between the fixing plate and the inner surface of one side of the lathe bed, a moving block is arranged on the outer surface of the lead screw, a tailstock sliding saddle is arranged at the upper end of the moving block, and a mounting table is arranged at the upper end of the tailstock sliding saddle. According to the CNC machine tool with the anti-jamming servo tailstock, the rear center can be stably driven to transversely move, impurities on the surfaces of the lead screw and the supporting guide rod can be efficiently cleaned and automatically lubricated during use, the jamming condition is prevented, and meanwhile, the center base body and the rear center can be conveniently disassembled, assembled and replaced.

The invention relates to the field of machine tools, in particular to a built-in oil cylinder integrated tailstock with double-movement and double-adjustment functions, which comprises a tailstock body and a tailstock body driving mechanism, the tailstock body driving mechanism is used for driving the tailstock body to slide on a machine tool, a center is arranged on the tailstock body in a sliding manner, and the center is arranged opposite to a main shaft of the machine tool. An oil cylinder assembly is arranged in the tailstock body and used for driving the center to slide, and the sliding direction of the center is consistent with the sliding direction of the tailstock body. The problems that an existing machine tool is limited in adjusting range and large in size can be solved.

The invention discloses a forklift frame welding tool which comprises a bottom plate (1), a headstock positioner (2) is fixedly arranged on the bottom plate (1), a front axle support holding mechanism (3) and a front transverse plate positioning and clamping mechanism (6) are installed on the headstock positioner (2), a tailstock positioner (4) is movably installed on the bottom plate (1), and a transition tool holding mechanism (5) is arranged on the tailstock positioner (4). The device further comprises a local transition tool (7), and the local transition tool (7) is installed on a tailstock vertical plate (83) on a forklift frame (8). The device can be compatible with frames of different models, has the advantages of being high in adjusting speed and positioning precision, and can effectively improve the production efficiency.

A lathe center frame coaxial precision measuring device belongs to the technical field of machine tools and comprises a lathe, a chuck, an adjusting sleeve, a detection rod, a center frame, a tail frame and a detection device, the chuck is in transmission connection with a spindle of the lathe, the adjusting sleeve is fixedly connected with the chuck, one end of the detection rod extends into the adjusting sleeve, the detection rod is located between the chuck and the tail frame, and the center frame is installed on the lathe. The center frame is located between the chuck and the tail frame and corresponds to the detection rod, and the detection device is movably installed on the lathe. The utility model has the beneficial effects that when the adjusting sleeve is arranged to calibrate the detection rod and measure the precision of the center frame, the adjusting sleeve and the center frame support the detection rod, the influence of a tail frame in the detection process is eliminated, the coaxial precision of the lathe spindle and the center frame can be measured through visual metering, and the measurement is more accurate.

The invention relates to an integrated machining method for a niobium-tungsten alloy composite surface variable-wall-thickness thin-wall part, and belongs to the field of metal plate forming. Determining the size of a niobium-tungsten alloy plate according to the size of the composite surface; groove milling is conducted on the spinning clamping position of the niobium-tungsten alloy plate; the machined plate is arranged on a spinning tire, and a tail top is used for clamping and fixing; the variable wall thickness forming of the curved generatrix part is realized by adopting strong shearing spinning and common spinning deep drawing spinning; the equal-wall-thickness forming of the cylindrical part is realized by adopting multi-pass deep drawing and spinning; the tiny allowance of the outer wall is removed through precise turning cutting, and it is guaranteed that the wall thickness meets the product use requirement; polishing the inner and outer surfaces to reduce the surface roughness; the niobium-tungsten alloy plate is used for forming, the material utilization rate is increased, split connection weld joints are reduced through a highly-integrated forming method, and the structural reliability is improved.

The full-automatic feeding and discharging numerical control machine tool comprises a machine body, a machine tool body is arranged on the machine body, a tailstock and a main shaft are sequentially arranged on the machine tool body in the length direction, the tailstock and the main shaft are coaxially opposite, and a machine tool inner protective cover and a tool rest table used for installing a tool turret are arranged on the machine tool body. The tool rest table achieves Z-direction movement through a Z-axis linear guide rail, a Z-axis ball screw and a screw end bearing, is driven and controlled by a Z-axis servo driver, achieves X-direction movement through an X-axis linear guide rail, an X-axis ball screw and a screw end bearing, and is driven and controlled by an X-axis servo motor and an X-axis servo driver. The servo motor and the driver drive the tool rest table to move along the X-axis and the Z-axis, the tool turret automatically changes tools, and the main shaft rotates for machining. The tailstock and the main shaft are matched to automatically clamp a workpiece, the oil pressure station provides power, pipeline maintenance components are automatically lubricated, the chip removal mechanism cleans cuttings, full-process automatic machining is achieved, and efficiency and precision are improved.

The invention belongs to the related technical field of part finish machining, and particularly discloses a shaft part machining device which comprises a base, a spindle box is arranged on one side of the upper end face of the base, hydraulic calipers are installed at the end of the spindle box, and a turning frame is arranged on the upper end face of the base and located on one side of the spindle box. A sliding seat is connected to one side of the turning frame through an arranged X-axis driving sliding rail mechanism, a double-axis adjusting seat is arranged at the upper end of the sliding seat, an installing seat is fixedly connected to the upper portion of the double-axis adjusting seat, a tool rest is connected to the upper end face of the installing seat through an arranged installing block, and a tailstock is fixedly installed above one end of the turning frame. A tool block is installed in the tool rest, the outer wall of one side of the tool rest is connected with a rotating joint through an arranged transmission mechanism, and a negative pressure pump is arranged on the outer wall of the tool rest and located at the rotating joint. The problems of resonance and long cuttings in the turning process of the slender shaft are effectively solved, and the machining quality and efficiency of shaft parts are improved.

A horizontal turning and milling combined machining center comprises an inclined lathe bed, a first guide rail and a second guide rail are arranged on the inclined face of the inclined lathe bed in the Z-axis direction, and the first guide rail is located above the second guide rail. A turning and milling cutter tower assembly is connected to the first guide rail in a sliding mode, and a tailstock unit is connected to the second guide rail in a sliding mode. A main shaft unit is further fixed to the inclined lathe bed, and the main shaft unit is located at the end of the second guide rail and is opposite to the tailstock unit. An automatic tool changing system is arranged behind the lathe bed; the main shaft unit is a heavy-load main shaft unit which is convenient to upgrade and reconstruct, the tailstock unit is a tailstock unit for accurately controlling the moving position of the numerical control machine tool, and the numerical control machine tool is used for overcoming the defects in the prior art.

The invention discloses a horizontal numerical control lathe and relates to the technical field of numerical control machine tools, the horizontal numerical control lathe comprises a machine base, a tool apron fixedly arranged on the machine base and a tailstock slidably arranged on the machine frame, a turning tool is installed on the tool apron, a rotating disc is rotatably arranged on the tailstock, and a motor used for driving the rotating disc to rotate is arranged on the tailstock. A turntable is arranged on the machine base, a workpiece clamping tool is arranged on the turntable, an auxiliary support is further arranged on the machine base in a sliding mode, a feeding mechanism used for driving the tailstock and the auxiliary support to slide is arranged on the machine base, and a positioning cavity used for allowing a workpiece to penetrate through is formed in the auxiliary support. And a plurality of positioning pieces for limiting radial deviation of the workpiece are arranged in the positioning cavity. By means of the turning tool, the stability of the workpiece during machining can be improved, the turning tool can conduct turning machining on the workpiece more accurately, and the machining precision and the machining quality are guaranteed.

The present invention relates to a closed - type blade - ring screwed - in cascade - channel electrochemical machining device and method, belonging to the field of electrochemical machining. The device mainly includes a support disk, a workpiece, an insulating gasket disk, a tailstock, a cathode rod, a cathode head, etc. During machining, the cathode remains fixed, and the workpiece rotates and feeds along an arc - shaped trajectory in the axial direction of the blade, gradually machining the cascade channel into shape. A group - slit structure is arranged on the cathode head to ensure sufficient supply of electrolyte to the machining area. A reverse - flow groove is arranged on the insulating gasket disk, so that when the cascade channel is about to be machined through, the electrolyte will not disperse, but under the action of the reverse - flow groove, it will be flushed back to the machining area, preventing liquid shortage and ensuring machining stability.

The invention relates to the technical field of intelligent manufacturing equipment, in particular to a turning machine tool and a turning method of a hydraulic motor output shaft. The turning machine tool comprises a rack, a drill chuck assembly used for clamping and fixing a workpiece is rotationally installed on the rack, and the drill chuck assembly is driven by a driving device arranged on the rack to rotate; a tailstock is fixed to the machine frame, and an ejector pin which can linearly move, can rotate and is used for abutting against and limiting the end of a workpiece is installed on the tailstock. A tool rest bottom plate capable of linearly moving in the axial direction of a workpiece is arranged on the rack, a rotary cutter head is arranged above the tool rest bottom plate, and a tool turret is arranged above the rotary cutter head; a plurality of turning tools with the machining precision gradually increased are sequentially and fixedly clamped on the tool turret in the circumferential direction at equal angles. The turning method is efficient, precise and high in automation degree. And the bottleneck problems of low efficiency, poor precision stability, dependence on skilled workers and the like of multi-precision shaft parts such as output shafts of hydraulic motors in the traditional turning process are effectively solved.

The invention discloses a double-station four-shaft rotating exchange workbench which comprises a fixing sleeve and a tailstock, a main shaft is rotatably arranged between the fixing sleeve and the tailstock, and the double-station four-shaft rotating exchange workbench further comprises a rotating head fixedly arranged at one end of the main shaft and rotatably connected into the fixing sleeve; the end plate is rotationally connected with the rotating head, and an external motor for driving the rotating head to rotate is mounted on the end plate; the rotating disc is coaxially and fixedly arranged on the main shaft, two rotating seats are symmetrically arranged on the upper circumference of the rotating disc, a support is fixedly arranged at the other end of the main shaft, a working table is rotationally arranged between the rotating seats and the support, and a driving assembly for driving the working table to rotate is arranged on the rotating seats. The external motor is arranged to drive the main shaft to rotate, the driving assembly drives the workbenches to rotate, then the two workbenches can be flexibly switched between the cutting station and the feeding and discharging station, horizontal installation of workpieces is achieved on the feeding and discharging station, and the workbenches can rotate to any angle for machining on the cutting station.

The invention belongs to the technical field of cylindrical grinding machine control, and provides a self-adaptive control method and system for a cylindrical grinding machine jacking tailstock. The method comprises the steps that the cone adjusting track of a jacking tailstock is determined based on the geometric structure of a to-be-ground area of a target workpiece, the posture of the jacking tailstock and the posture of a grinding wheel, and a first jacking force sequence set is determined based on the cone adjusting track, the material attribute of the target workpiece and the machining process constraint condition; grinding thermal deformation information corresponding to all track points of the cone adjusting track is obtained through prediction, jacking force correction is conducted on the first jacking force sequence set based on the grinding thermal deformation information, and a second jacking force sequence set is obtained; and in the automatic cone adjusting process, the tailstock is adjusted and controlled according to the cone adjusting track and the second jacking force data set. According to the invention, non-stop automatic cone adjustment and self-adaptive jacking force control of the tailstock in the grinding process are realized, the machining consistency and the automation level can be effectively improved, the service life of equipment can be effectively prolonged, and the device is particularly suitable for machining parts with complex taper structures and high precision requirements.

The invention relates to the technical field of machining, in particular to a thin-wall shell part flat end face clamp which comprises a positioning assembly, a clamping assembly and a clamping assembly. And the plurality of holding mechanisms are arranged on the positioning part and are used for holding the annular process table on the inner wall of the workpiece. The positioning assembly comprises a base disc used for being installed on a faceplate of a lathe spindle; the core shaft is vertically mounted in the center of one end surface of the base disc; the auxiliary supporting frame is installed on the side face of the mandrel and used for being supported on the inner surface of a workpiece; the first top disc is mounted at the end part of the core shaft, and the base disc and the first top disc are respectively positioned at two ends of the core shaft; the second top disc is used for being matched with a live center of a lathe tailstock, and the second top disc and the first top disc are used for being clamped on the two side faces of the bottom wall of the workpiece. Error compensation assemblies are installed on a radial sliding assembly and an outer side sliding assembly of the enclasping mechanism correspondingly and used for being clamped on the two side faces of the annular process table.

The furnace roller rough machining turning equipment comprises a rack, a spindle box is arranged at one end of the top of the rack, a tailstock is arranged at the other end of the top of the rack, and three-jaw chucks used for fixing a furnace roller are arranged on the opposite sides of the spindle box and the tailstock correspondingly. A turning mechanism is further arranged at the position, located between the spindle box and the tailstock, of the top of the rack, the furnace roller turning machine further comprises a movable base, a mounting plate, a furnace roller supporting mechanism and a furnace roller axial limiting mechanism, the mounting plate is arranged above the movable base, and position adjusting structures are arranged between the mounting plate and the movable base and between the movable base and the rack. The furnace roller supporting mechanism is mounted at the top of the mounting plate and used for supporting and fixing the furnace roller, the furnace roller supporting requirements of various specifications can be met, the supporting device does not need to be frequently replaced, the universality and applicability of equipment are improved, and the equipment cost and the use cost are reduced.

The utility model relates to a full-automatic floating chuck suitable for a locomotive axle and an end face cylindrical grinding machine. The floating chuck adopts a rotary oil cylinder of a hollow structure and is provided with a plurality of piston rods, the piston rods are distributed at equal intervals, a hollow rotating disc is arranged on the front side of the oil cylinder, the front end of each piston rod is flexibly connected with the rotating disc, a plurality of eccentric grooves are formed in the inner circle face of the rotating disc, and balls and thrust springs located on the circumferential rear sides of the balls are arranged in the eccentric grooves. The depth of the groove bottom of the eccentric groove located in the moving range of the balls is gradually reduced from back to front. A grinding machine headstock and a grinding machine tailstock of the grinding machine adopt the floating chuck and are provided with live centers. The floating chuck can effectively avoid hindering feeding and discharging of a mechanical arm, effectively avoid hindering grinding of the end face of a workpiece, effectively avoid hindering jumping of the center of the workpiece and effectively avoid scratching the surface of the workpiece, and is better suitable for machining of the outer circle of the end face of the workpiece such as a locomotive axle.

The utility model belongs to the technical field of tail brackets, and particularly relates to a fine-adjustable tail bracket. Which comprises a tailstock body, a base is arranged on the lower portion of the tailstock body, a tailstock is arranged at one end of the base, a tailstock sleeve is arranged on the tailstock, the base comprises an upper base body and a lower base body which are arranged in a spaced mode, the end, provided with the tailstock, of the upper base body and the end, provided with the tailstock, of the lower base body are connected into a whole, and a gap is formed between the upper base body and the lower base body. A through hole penetrating through the upper seat body is formed in the upper seat body, a fine adjustment device is arranged in the through hole, the lower end of the fine adjustment device abuts against the upper plane of the lower seat body, and the center position of a tailstock sleeve on the tailstock is finely adjusted; deformation is generated between the upper seat body and the lower seat body through the fine adjustment device, the center of the tailstock sleeve arranged on the tailstock is finally driven to be finely adjusted, the purpose of finely adjusting the concentricity of the headstock main shaft and the tailstock sleeve is achieved, adjustment is rapid and convenient, and the fine adjustment device can be suitable for machining of various products.

The utility model provides automatic round pipe polishing equipment which comprises a rack, a main shaft rotating assembly is arranged at one end of the top of the rack and comprises a three-jaw electric chuck arranged on one side of a rotary machine box, and an X-axis moving assembly is arranged on the other side of the rotary machine box. A tailstock rotating assembly is arranged at the other end of the top of the machine frame and comprises a vertical frame. The round tube clamping device has the advantages that the clamping rods are pulled to expose the round holes in the clamping disc and the vertical frame, one end of a round tube is inserted into the round holes, and the three groups of springs are matched with the clamping rods and the rollers to stabilize the round tube. And then the round pipe is pushed to enable the end part of the round pipe to move to the position of the three-jaw electric chuck, and then the end part of the round pipe is fixed by utilizing the three-jaw electric chuck, so that the fixation of the round pipe is realized. And the three-jaw electric chuck and the clamping disc are matched with the clamping rod and other structures to fix the circular pipe, so that the equipment can adapt to the circular pipes of more sizes, and the applicability is higher.

The invention relates to the technical field of grinding machine tail bases, and discloses an adjusting device for grinding machine tail base abrasion compensation, the adjusting device is installed on a cam grinding machine, the cam grinding machine comprises a headstock, a tail base and an operation table, tips are arranged on the headstock and the tail base, and the adjusting device comprises an adjusting mechanism and a detection mechanism. The adjusting mechanism comprises a mounting base, a mounting plate, a height adjusting assembly and a horizontal adjusting assembly, the mounting base is fixedly mounted on the operating table, the mounting plate is slidably mounted on the mounting base in the height direction of the mounting base, the tailstock is slidably mounted on the mounting base in the width direction of the mounting plate, and the height adjusting assembly is arranged between the mounting plate and the mounting base; the horizontal adjusting assembly is arranged between the mounting plate and the tailstock, and the detection mechanism is used for detecting the coaxiality of the two tips. The device is used for solving the problem that in the prior art, a tailstock tip and a headstock tip are the same in height in the Z-axis direction and are not located on the same straight line in the X-axis direction.

The external thread grinding machine comprises a machine body, a workpiece main shaft, a center frame and a grinding wheel main shaft, a Z-direction sliding plate and an X-direction sliding plate are arranged on the upper end face of the machine body, the workpiece main shaft is installed on the Z-direction sliding plate, and the center frame is installed on the Z-direction sliding plate and used for supporting the outer circle of a workpiece. The grinding wheel spindle is arranged on the X-direction sliding plate, the outer circle of one end of a workpiece can be clamped through the workpiece spindle, then the outer circle of the workpiece is supported by adjusting the center frame, grinding operation of external threads is completed, grinding of a center hole and jacking of a tailstock are not needed, the technological process is optimized, the machining cost is reduced, and the machining efficiency is improved. The invention belongs to the technical field of mechanical design.

The utility model relates to a three-jaw flexible floating chuck and a small workpiece cylindrical grinding machine. An oil cylinder of the three-jaw flexible floating chuck is a multi-rod hollow oil cylinder, piston rods are distributed at equal intervals, sliding rails are connected with the front ends of the piston rods corresponding to the sliding rails and are in axial sliding connection with the profiling templates corresponding to the sliding rails, inclined grooves serving as sliding plate guide grooves are formed in the sliding rails, and L-shaped guide grooves are formed in the inner walls, located on the outer sides of the sliding plate guide grooves, of the profiling templates. The outer side face of each sliding plate is provided with a profiling guide structure extending into the corresponding L-shaped guide groove, the profiling guide structures on the outer side faces of the sliding plates are in guide fit with the corresponding L-shaped guide grooves of the sliding plates respectively, and the clamping seats are located on the radial inner sides of the mounting plates on the corresponding sliding plates respectively and connected with the mounting plates. Live centers and the floating chucks are arranged on a headstock and a tailstock of the small workpiece cylindrical grinding machine, and the live centers penetrate through the hollow parts of the floating chucks. The small-sized workpiece cylindrical grinding operation requirement of the numerical control grinding machine can be better met.

A power assisting device for screw machining comprises a driving seat and a tailstock which are correspondingly arranged on an equipment rack left and right, a rotating chuck is arranged on the right side of the driving seat and clamps a rotating center, a tailstock center is correspondingly arranged on the left side of the tailstock, the rotating center and the tailstock center abut against and position the two ends of a screw respectively, and a supporting mechanism is arranged between the driving seat and the tailstock. The supporting mechanism radially supports the circumferential surface of the lower part of the screw rod; the supporting mechanism comprises a base, supports are correspondingly arranged on the base front and back, a U-shaped groove is formed in the upper portion of each support, a fixing shaft is installed between the two opposite side walls of each U-shaped groove, a roller is arranged in the middle of each fixing shaft in a sleeving mode and freely rolls relative to each fixing shaft, and the circumferential face of each roller abuts against the surface of the polished rod section of the corresponding screw. According to the device, the supporting mechanism is arranged between the driving base and the tail base, the roller on the supporting mechanism makes contact with the surface of the polished rod section of the screw, the overall weight of the screw is supported, the screw and the rotating tip are prevented from rotating relatively during machining, and the product machining quality is guaranteed.

The invention belongs to the technical field of turning devices, and particularly relates to a stainless steel metal turning device which comprises a rack, a four-station tool rest and a tailstock are connected to the rack in a sliding mode, the tailstock is located on one side of the four-station tool rest, a tool is fixedly connected to the four-station tool rest, a plurality of S-shaped grooves are formed in the tool, and the S-shaped grooves are communicated with the four-station tool rest. The four-station tool rest is fixedly connected with a spray head, one side of the spray head is provided with a conveying assembly used for providing cooling liquid for the spray head, the rack is rotationally provided with a chuck, the interior of the rack is fixedly connected with a recycling box, the interior of the recycling box is fixedly connected with a filtering plate, one side of the rack is slidably connected with a first scraping plate, and the first scraping plate is fixedly connected with a second scraping plate. And a second scraping plate is slidably connected into the first scraping plate, so that direct contact between the cutter and a workpiece and between the cutter and cuttings is reduced, and the problems of abrasion, cracks and oxidation of the cutter due to high temperature are avoided.

The utility model discloses a novel ceramic engraving and milling machine structure which is installed on a three-axis engraving and milling machine and comprises a right support, a left support, a chuck unit, a tip tailstock and a ceramic product, the right support and the left support are detachably and fixedly connected with a workbench of the three-axis engraving and milling machine, the chuck unit is fixedly arranged on the right support, and the tip tailstock is fixedly arranged on the chuck unit. The chuck unit is provided with a servo motor and a chuck, the servo motor is in driving connection with the chuck, the chuck clamps a bottle opening of a ceramic product, the center tailstock is fixedly arranged on the left support, and the center tailstock is provided with a center capable of being fed manually. According to the three-axis engraving and milling machine, the function that a ceramic product rotates around the axis of the ceramic product is achieved, namely, on the basis of an original three-axis engraving and milling machine, a fourth shaft (rotating shaft) function is added, the function can move independently and can also be linked with original X, Y and Z axes, and through cooperative work of all the axes, embossment machining with high complexity and strong stereoscopic impression can be achieved.