2228results about "Grinding feeders" patented technology

The invention belongs to the technical field of transmission tower accessory machining, and discloses a machining stamping device and method for transmission tower angle steel. The machining and punching device for the angle steel of the power transmission tower comprises a punching machine, a steel walking frame is arranged on one side of the punching machine, a lifting compression roller assembly and a lower driving roller assembly which are arranged in parallel up and down are installed on the steel walking frame, a concentric-square-shaped frame is fixedly installed on the side, away from the punching machine, of the steel walking frame, and a plurality of carrier rollers are rotationally installed at the top end of the concentric-square-shaped frame; elastic stress application type swing arm assemblies are installed on the front edge and the rear edge of the top end of the frame shaped like the Chinese character'hui ', and abrasive belt grinding assemblies are installed on the sides, close to the vertical center datum plane of the frame shaped like the Chinese character'hui', of the elastic stress application type swing arm assemblies. The L-shaped angle steel obtained after stamping is completed is conveyed to the multiple carrier rollers through cooperation of the lifting pressing roller assembly and the lower driving roller assembly, and the outer wall face of the L-shaped angle steel is subjected to deburring and grinding operation through the abrasive belt grinding assembly.

The invention discloses a polishing device for steel structure machining, and relates to the technical field of polishing for steel structure machining, the polishing device comprises a rack, L-shaped beams arranged in frames on the two sides of the top of the rack and conveyors installed on the two sides of the rear portions of the L-shaped beams, and a conveying compression roller is arranged between two vertical plates; a pressure applying assembly is mounted on the vertical plate; a reciprocating seat is arranged between the L-shaped beams, a lower grinding wire roller is installed at the rear end of the first rotating shaft, and an upper grinding mechanism is installed on the upper portion of the rear end face of the reciprocating seat. A dust blowing assembly is mounted on the inner frame wall of the rack; a side groove polishing mechanism is installed on the lower portion of the rack. Through cooperation of the upper grinding mechanism and the side groove grinding mechanism, all-directional grinding of H-shaped steel or I-shaped steel is achieved, efficient grinding operation of a steel structure side groove can be achieved, and the grinding quality and efficiency are improved; the lower grinding screw roller and the upper grinding screw roller can conduct double grinding on the upper end face and the lower end face of the steel structure at the same time, and the grinding quality is effectively improved; and all-around refined grinding of the steel structure is achieved.

The invention relates to the technical field of automatic machining, in particular to automatic grinding equipment for magnetic head shell production, which comprises a mounting frame and a feeding mechanical arm, the mounting frame is annularly arranged, a mounting shell is slidably connected between the inner walls of the two sides of the mounting frame, the top of the mounting shell is not closed, and the feeding mechanical arm is arranged on the mounting shell. The feeding mechanical arm is mounted on one side of the mounting frame; the outer wall grinding assembly is located in the mounting shell, and the outer wall grinding assembly is used for grinding the outer wall of the magnetic head shell; and the inner wall grinding assembly is located above the mounting shell. And through mutual cooperation of a lifting plate, a rotating pipe, a second polishing brush, a second motor, a grooved wheel and the like, the second motor can drive a second brush to rotate at the same time, so that the second brush can polish the inner wall of the magnetic head shell, and the problem that internal fine parts are difficult to touch during manual polishing can be effectively solved.

The invention belongs to the technical field of liquid metal coating and infiltration in grinding machining, and particularly relates to a temperature-control ultrasonic composite liquid gallium auxiliary grinding device and method for a micro engine blade, and the device comprises a fluid conveying module, a temperature adjusting module, a machining module, an ultrasonic vibration module and an electromagnetic field generator. Temperature control of liquid gallium is achieved by arranging a microwave cavity and a cooling system, stable supply is guaranteed through inert gas and a liquid gallium conveying pipeline, and uniform coating and ultrasonic vibration infiltration on the surface of the blade of the micro engine are achieved by combining an ultrasonic transduction assembly and a spraying nozzle. The electromagnetic field generator further enhances the adhesion and lubrication effects of the liquid gallium on the grinding wheel and the blades. The defects of insufficient grinding temperature control and lubrication of a traditional grinding wheel are overcome, the grinding temperature rise and the friction coefficient are effectively reduced, thermal damage and surface deformation are avoided, and the machining precision and the surface quality of complex curved surfaces and tenon tooth parts are improved.

The invention relates to the field of grinding machinery, and discloses a cylinder body casting grinding device and a grinding process thereof.The device comprises a frame body and a controller, a three-jaw chuck is arranged on the frame body, and a to-be-ground cylinder body is clamped through the three-jaw chuck; a grinding mechanism is further arranged on one side of the frame body and comprises a hydraulic telescopic cylinder and a driving part, the hydraulic telescopic cylinder is fixedly installed on the frame body, the driving part is fixedly installed at the end of the hydraulic telescopic cylinder, and the output end of the driving part is in transmission connection with a grinding shaft; a grinding shell is fixedly arranged at the end of the grinding shaft, multiple stages of grinding wheels are arranged in the grinding shell, an alternating assembly is further arranged in the grinding shell, and the alternating assembly is used for pushing the different stages of grinding wheels to sequentially stretch out of the grinding shell to conduct the grinding action of the cylinder body. By means of the mechanism, real-time replacement of different levels of grinding wheels in the working state in the cylinder body is achieved, and the grinding efficiency is higher.

The automatic polishing machine comprises a magnetic polishing machine body and a discharging device, the magnetic polishing machine body comprises a machine body, a containing table is fixedly installed on the machine body, the discharging device comprises a support, and the support is fixedly installed on the containing table; and a driving motor is fixedly mounted on one outer side surface of the bracket. By arranging the discharging device and the solid-liquid separation device, a workpiece, a steel needle and a polishing solution in the polishing barrel can be poured into the solid-liquid separation device together after polishing is completed, automatic discharging is completed, and after the workpiece, the steel needle and the polishing solution are poured into the solid-liquid separation device together, the workpiece, the steel needle and the polishing solution are blocked by a plurality of first pressing balls at the position of the upper barrel body; and the workpiece is left on the first pressing ball in the upper barrel, the steel needle and the polishing solution enter the mounting shell through the upper barrel, and the workpiece is automatically separated and conveniently taken out.

The invention provides a wafer bearing unit, a post-processing device, an overturning method and processing equipment. The wafer bearing unit comprises a bearing bracket, a detection assembly and an adjusting assembly, the bearing bracket comprises a turnover main body, the main body comprises an upper limiting piece which is fixedly mounted, a lower limiting piece driver and a lower limiting piece which is movably mounted and is used for limiting and bearing a wafer in the turnover process of the main body, and the lower limiting piece driver is used for driving the lower limiting piece to be close to or far away from the center of the main body; the detection assembly is used for detecting the inclination angle of the wafer in the direction from the upper limiting piece to the lower limiting piece when the main body is overturned to the horizontal state; the adjusting assembly comprises an adjusting driver and an adjusting supporting element, and the adjusting driver drives the adjusting supporting element to support the wafer at an inclined angle and drives the adjusting supporting element to be in a horizontal state after the lower limiting part driver drives the lower limiting part to be away from the lower limiting part. According to the invention, the inclined wafer can be leveled, and the wafer cannot be polluted and the limiting piece cannot be damaged.

The invention relates to the technical field of plate polishing, and provides a polishing device for decorative plate production, which comprises a frame body, a dust removal cover body is arranged on the frame body, a plate body input channel and a plate body output channel are oppositely formed in the dust removal cover body, and a polishing conveying assembly is arranged in the dust removal cover body and is used for polishing a plate body; the top of the dust removal cover body is communicated with a dust discharge pipe; the number of the dust overflowing prevention assemblies is two, and the dust overflowing prevention assemblies are arranged in the plate body input channel and the plate body output channel correspondingly. According to the decorative plate polishing device, the dust overflowing prevention assemblies are arranged in the plate body input channel and the plate body output channel correspondingly, and the gap air inlet design between the channels and the plate body is combined, so that the dust overflowing probability at the gap of the channels is reduced when the plate body passes through; the technical problem that the working environment is affected due to the fact that dust easily overflows when a polishing device in the related technology polishes a plate body is solved.

The invention relates to the technical field of waveguide antennas, and particularly discloses waveguide antenna plate polishing equipment and method. The problem that in the prior art, polishing uniformity is poor is solved. Comprising a rack, a polishing station and a polishing assembly, and the polishing station can clamp a waveguide antenna plate and has at least two-degree-of-freedom movement; the polishing assembly is arranged on one side of the polishing station through the mounting assembly and can make contact with the surface of the plate in the vertical direction. The polishing station rotates through the rotating assembly, and the supporting frame moves based on the first moving assembly. And the position of the polishing assembly is adjusted through the second moving assembly, and the polishing assembly is hung on a rotatable second carrying frame so as to achieve high-precision polishing of different areas. And an automatic feeding assembly is further arranged and comprises a grabbing part and a conveying mechanism, and the production efficiency is improved. The polishing method comprises the steps of feeding, fixing, position adjusting and polishing according to preset parameters. According to the equipment and the method, automatic polishing is realized, the uniformity is improved, and the processing quality of the waveguide antenna plate is improved.

The rhinestone machining equipment comprises a grinding assembly and a polishing assembly, a top grinding and horizontal pushing assembly and a top polishing and horizontal pushing assembly are arranged at the discharging end of the polishing assembly, the top grinding and horizontal pushing assembly comprises a top grinding wheel, the top grinding wheel is rotationally arranged on a first moving seat, the first moving seat is movably arranged on a second moving seat, and the second moving seat is movably arranged on the polishing assembly. The first moving seat is movably arranged on the base and can move in the axial direction of the top grinding wheel, the second moving seat is movably arranged on the base and can move in the radial direction of the top grinding wheel, the top grinding wheel in the top grinding and flat pushing assembly is replaced with a top polishing wheel, namely the top polishing and flat pushing assembly, and during top grinding and top polishing machining, the first moving seat and the second moving seat continuously move. According to the diamond grinding and polishing device, grinding and polishing of the top face can be conducted immediately after grinding and polishing of the side diamond face of a diamond are completed, the traditional mode that a plastic uptake disc and a grinding and polishing disc are matched to conduct top face grinding is replaced, the structure is simpler, and the production speed is higher.

The invention discloses a badminton racket polishing device and a polishing method, and belongs to the technical field of carbon fiber badminton manufacturing. The device comprises a support; the feeding unit is used for placing badminton rackets; the racket handle polishing unit is used for polishing the position of a badminton racket handle; the racket head polishing unit is used for polishing the racket head of the badminton racket; the discharging unit is used for collecting badminton rackets; the feeding unit, the racket handle grinding unit, the racket head grinding unit and the discharging unit are transferred through the conveying unit, and the badminton rackets are sequentially transferred to the racket handle grinding unit and the racket head grinding unit from the feeding unit and then collected through the discharging unit. Through cooperation of all the units, efficient transfer of badminton rackets is achieved, the occupied area of the device can be reduced, and functional layout in a limited space is achieved.

The invention relates to the technical field of transformer processing, in particular to a tin soldering device for transformer production and processing, which comprises an operation table, a material placing box and the like, a discharging box is arranged on one side of the operation table. According to the invention, a bent pin is straightened again through the clamping plate and the electric clamping jaw, so that the pin can be straightened to be subjected to tin immersion no matter which direction the pin is bent; the pressing plate firstly makes contact with the upper side face of the transformer and cooperates with the discharging box, vertical bidirectional clamping is formed, and it is ensured that the transformer does not move in the clamping process; the inclined surfaces of the lower sides of all the clamping blocks are matched to form a splayed shape, the clamping blocks are guided to gradually move towards the middle part, and finally the clamping blocks are matched with the discharging box and the pressing plate to apply up-and-down and left-and-right composite constraint on the transformer, so that the positioning stability of the transformer on the discharging box is remarkably improved; the air bag is pressed and deformed to enable the air cavity to form a gradual pressurization environment, so that the pins are accurately clamped between the two frosted surfaces, efficient polishing is achieved, and the polishing effect of the device on the pins is improved.

The invention discloses intelligent belt pulley production line processing equipment, which belongs to the technical field of belt pulley production lines and comprises a belt pulley conveying line and a multi-axis moving assembly arranged above the belt pulley conveying line in a crossing manner. The belt pulley machining mechanism comprises an inverted U-shaped lifting cover plate and arc-shaped clamping machining plates, wherein the arc-shaped clamping machining plates are symmetrically connected to the inner walls of the two sides of the U-shaped lifting cover plate and can move centripetally to clamp a belt pulley piece or move oppositely to loosen the belt pulley piece. The grinding assemblies are arranged in the inner walls of the two arc-shaped clamping machining plates correspondingly and used for grinding the outer wall of the peripheral side of the belt pulley piece, and a driving motor is fixed to the position, located in the middle of the inner top wall of the U-shaped lifting cover plate, between the two arc-shaped clamping machining plates; and a driving shaft of the driving motor is in interference fit with the shaft hole of the belt pulley piece along with descending of the U-shaped lifting cover plate. Polishing and cleaning of the belt pulley piece are improved, the problems of polishing dead angles and burrs are solved, and the machining effect of the belt pulley piece is improved.

The invention discloses an automobile production stamping part burr treatment device and relates to the technical field of workpiece machining, the automobile production stamping part burr treatment device comprises a workbench and a workpiece needing burr treatment, a supporting plate is fixedly installed at the top of the workbench, a conveying assembly is arranged at the front end of the supporting plate, and a burr treatment assembly for conducting burr treatment on the workpiece is arranged on the supporting plate; the conveying assembly is used for conveying the workpieces to one side of the burr processing assembly. According to the automobile production stamping part burr treatment device, the first grinding wheel is responsible for grinding the surface of the end of a workpiece, the second grinding wheel is focused on burr cleaning of the edge of the workpiece, the two grinding wheels work at the same time, and burr treatment of the end and the edge of the workpiece can be completed at a time; the complex operation of multiple times of clamping and different working procedures in a traditional treatment mode is avoided, the treatment efficiency is improved, meanwhile, positioning errors possibly caused by multiple times of clamping are reduced, and the overall treatment quality of the workpiece is guaranteed.

The invention discloses an integrated tile-shaped magnet outer circle grinding device and method based on artificial intelligence, and belongs to the technical field of grinding machining. The integrated tile-shaped magnet outer circle grinding device comprises a feeding device, a grinding device and a visual detection device; the feeding device comprises a feeding conveying belt, a guide groove, a spring bin, a material blocking barrel, a feeding barrel, a magnetic suction cup, an electromagnetic push rod, a cooperative mechanical arm, a reset spring and a discharging conveying belt. The visual detection device comprises a magnetic shoe counting camera, an annular light source, a counting camera bracket, a measuring camera bracket, a backlight plate, an outer contour measuring camera, a positioning camera and a positioning camera bracket; integrated automatic operation of feeding, grinding, detection and discharging is achieved, the production efficiency is greatly improved, automatic counting, precision detection and discharging are completed through cooperation of visual detection and the conveying belt, the manual operation intensity is effectively reduced, production interruption caused by personal errors is avoided, and the productivity in unit time is remarkably improved.

The invention discloses a forging part surface defect detection mechanism, and belongs to the technical field of forging part detection. The forging part surface defect detection mechanism comprises a detection table, a flaw detector is installed on the outer wall of the top end of an electric cylinder, a cleaning assembly used for cleaning oxide skin on the surface of a forging part is arranged on the outer wall of the detection table, and a driving assembly is arranged on the inner wall of a supporting plate. The distance between the front push block and the rear push block can be adjusted according to the length of the cylindrical forging part through rotation of the small-lead screw rod, and after the cylindrical forging part is placed on the surface of the supporting plate, the small-lead screw rod drives the front push block and the rear push block to push the cylindrical forging part to slowly move towards the flaw detector. And meanwhile, the first driving roller and the second driving roller push the cylindrical forging part to rotate rapidly, at the moment, the cleaning assembly moves towards the surface of the cylindrical forging part, a sealing area is formed on the surface of the cylindrical forging part, the grinding disc is started to grind oxide skin in the sealing area, and dust and impurities generated during grinding are intensively discharged through the exhaust pipe.

The invention provides a piston pin edge burr removing device, and relates to the technical field of piston pin machining, the piston pin edge burr removing device comprises a burr removing machine support, an outer support is fixedly mounted above the burr removing machine support, and a circulation driving part is fixedly connected to the front of the outer support; a rotating shaft of the circulating driving piece is rotationally provided with a circulating carrying wheel through a bearing and a support, the circulating carrying wheel is located in the outer support, and the two frame plates of the outer support are each fixedly connected with a workpiece driving piece; the piston pin end face burr treatment device further has the functions of batch storage, sequential feeding, automatic clamping and sequential discharging, manual or mechanical arm feeding, positioning and discharging are not needed for the piston pins, and the piston pin end face burr treatment device is suitable for batch burr treatment work of the piston pins; the problems that when workpieces are manually installed, the workpieces need to be sequentially installed and taken, operation is tedious, and the device is not suitable for large-batch piston pin edge burr treatment are solved.

The invention discloses a nodular cast iron pipe machining device, and relates to the technical field of nodular cast iron pipe production, and the nodular cast iron pipe machining device is characterized in that an inner supporting mechanism is prevented from falling off due to the fact that the upper side and the lower side are not fixed due to placement of an iron pipe through a limiting rod and a rotating rod; the complexity and the labor intensity of manual operation are reduced through the self-adaptive inner supporting function, an operator only needs to conduct simple equipment operation and monitoring, the working difficulty and the labor intensity are reduced, the inner supporting plate is made to rotate through the driving disc, and therefore the iron pipe is made to rotate; the polishing mechanism polishes the outer circumferential face of the iron pipe from bottom to top through the reciprocating screw rod, the iron pipe is not fixed through the power gear, the rotating sleeve and the connecting rod after polishing is completed, the iron pipe is conveniently output, contact between an operator and equipment and the iron pipe in the polishing process is reduced, and the polishing efficiency is improved. And the safety accident risk caused by misoperation is reduced.

The invention discloses a conveying device and method for aluminum profile production, and relates to the technical field of aluminum profile conveying, the conveying device comprises a conveying assembly, a polishing assembly, a cleaning assembly, a wiping assembly and an adjusting assembly, and the adjusting assembly is used for adjusting the positions of the polishing assembly, the cleaning assembly and the wiping assembly; the aluminum profile conveying assembly is matched with the aluminum profile conveying operation of the conveying assembly. The conveying assembly comprises a conveying rack, a driving roller and a driven roller, a conveying belt is wound on the driving roller and the driven roller, a conveying motor is installed on the conveying rack, and the conveying motor is used for driving the driving roller to rotate so that the conveying belt can drive the aluminum profile to move in the first direction; the polishing assembly is used for polishing the side wall of the aluminum profile, the cleaning assembly is used for cleaning the polished aluminum profile, and the wiping assembly is used for wiping the cleaned aluminum profile. The problem that in the prior art, a conveying device is single in function is solved.

The invention relates to the technical field of steel wire surface treatment, in particular to a roughness adjusting device for rubber tube steel wire surface treatment, which comprises a bottom plate and a U-shaped frame on the upper side of the bottom plate, and further comprises two polishing mechanisms symmetrically arranged at the two ends of the U-shaped frame; and the grinding mechanism comprises a rotating cylinder which is rotationally connected to one end of the U-shaped frame in a penetrating mode, a plurality of notches are formed in the outer side of the rotating cylinder, and a stand column is fixed to one end of each notch. The two polishing mechanisms are driven by the driving mechanism to rotate reversely, when a plurality of abrasive belts in the polishing mechanisms rotate around the outer side of a steel wire, the surfaces of the abrasive belts rub against the surface of the steel wire, the polishing effect is achieved, and meanwhile when the two polishing mechanisms rotate reversely to polish the steel wire, the polishing efficiency is improved. Intersected spiral lines can be ground on the surface of the steel wire, so that the uniformity of the lines on the surface of the steel wire is improved, the roughness of all positions of the surface of the steel wire is more uniform, and the machining quality of the steel wire is improved.

The invention relates to the technical field of plastic plate processing, and discloses a building plastic plate polishing machine which comprises a shell, a conveyor is fixedly connected to the inner wall of the shell, fixing frames are fixedly connected to the left side and the right side of the conveyor, and rotating rods are rotatably connected to the inner walls of the two fixing frames; a user places a plastic plate needing to be polished on the conveyor, the conveyor is started to convey the plastic plate to move towards the polishing roller, through the grinding assembly and the reciprocating assembly, the polishing positions of the polishing roller and the plastic plate are changed, contact pressure is dispersed, the situation that the polishing roller continuously polishes the same area is avoided, and meanwhile gas sprayed out of the gas spraying holes is used for polishing the plastic plate. And scraps on the plastic plate are blown away, the situation that the contact face between the position and the polishing roller is tighter, more scraps can be generated during polishing, the scraps are accumulated, and secondary abrasion of the polishing roller is caused due to local protrusion of the plastic plate is avoided, and therefore the situation that local abrasion of the polishing roller is too fast due to unevenness of the plastic plate is effectively prevented.

The invention relates to the technical field of cutter machining, in particular to an automatic feeding and positioning cutter machining platform and machining system.The automatic feeding and positioning cutter machining platform comprises a lifting bracket, a longitudinal translation plate is slidably mounted on the lifting bracket, a first moving chamber and a second moving chamber are slidably mounted on the longitudinal translation plate, and a bearing plate is fixed to the top of the second moving chamber; the grinding frame body is fixedly installed on the lifting bracket, a plurality of supporting rollers are rotationally installed on the grinding frame body, and the supporting rollers are sleeved with a grinding belt; the multidirectional displacement mechanism is arranged on the bearing plate, and a movable plate is connected to the multidirectional displacement mechanism; the clamping mechanism is arranged on the movable plate, and a plurality of clamping rollers which are circumferentially distributed at equal intervals are connected to the clamping mechanism; the follow-up regulation and control mechanism is arranged on the clamping mechanism, and a pushing assembly connected with the follow-up regulation and control mechanism is arranged on the movable plate; and the triggering rotating assembly is arranged on the clamping mechanism and connected with the clamping roller, and it can be ensured that the cutter is accurately positioned to the needed position by controlling translation and rotation of the clamping roller.

A robotic system for modifying a surface is presented. The system includes a motive robot arm with an arm movement mechanism. The system also includes a tool coupled to the arm movement mechanism. The tool is configured to removably couple to an article configured to contact the surface. The system also includes a first actuator that causes the arm movement mechanism to move the tool into a pickup position with respect to the article. The system also includes a second actuator that causes a shearing motion, during an article attachment step, between the article and the tool. The coupling between the article and the tool comprises a hook and loop system.

The invention relates to the field of aluminum plate machining, in particular to a composite machine tool for aluminum plate machining, which comprises a machine body, a grinding conveyor belt is mounted in the middle of the machine body, and a driving cabin is mounted on the upper portion of the machine body through a transverse moving mechanism in a driving manner; an abrasive belt grinding mechanism and a hole grinding mechanism are installed on the two sides of the electric overturning base correspondingly. According to the device, the lifting frame, the electric overturning base, the transverse moving arm and other assemblies arranged in the driving cabin are matched with the abrasive belt grinding mechanism and the polishing head assemblies to achieve the rapid switching and operation functions of plane grinding and hole grinding modes, and meanwhile in the hole grinding process, through the folding connecting rod, the connecting block and other assemblies matched with the polishing head assemblies which are connected in a sleeved mode, the hole grinding efficiency is improved. The self-adaptive deviation function of the polishing head can be achieved, self-adaptive adjustment operation can be rapidly conducted on holes of different sizes, the grinding efficiency and the machining precision are effectively improved, and time and labor needed for replacing grinding equipment are saved.

The invention relates to the technical field of welding platforms, in particular to a steel pipe beam welding operation platform which comprises a base fixedly connected with a controller and further comprises two deformation positioning structures symmetrically arranged on the base, and each deformation positioning structure comprises a guide pushing mechanism connected with the base. The guide pushing mechanism is connected with a displacement clamping assembly; and the positioning calibration structure is connected with the base and comprises a first active telescopic frame, the moving end of the first active telescopic frame is fixedly connected with a suspension frame, the suspension frame is connected with a double-face grinding part, and the suspension frame is connected with an end face touch sweeping mechanism. Through mutual cooperation of the deformation positioning structure and the positioning calibration structure, the steel pipe beams in different shapes are positioned and clamped, then end face positioning and position measuring are conducted on the steel pipe beams, end face correction is conducted on the steel pipe beams, and therefore the steel pipe beams can be accurately and mutually positioned and in butt joint, the quality of subsequent welding machining is improved, and the production efficiency is improved. And manpower is saved.

The invention discloses superfinishing grinding equipment for soft magnetic ferrite core production, and mainly relates to the technical field of superfinishing grinding. Comprising a grinding disc and a rotating disc which are partially intersected, a plurality of station holes penetrate through the rotating disc, an annular tray is arranged below the rotating disc, each station hole comprises an inner hole site and an outer hole site which are communicated, the inner hole site is small, the outer hole site is large, the rotating disc comprises an upper disc piece and a lower disc piece which coaxially and synchronously rotate, and a locking arc-shaped positioning piece is arranged between the two disc pieces. The end face of the side, close to the axis of the rotary disc, of the positioning piece is an arc-shaped positioning curved surface coaxial with the rotary disc, the minimum distance between the inner hole position and the axis of the rotary disc is d, and the difference value of the radius of the positioning curved surface and d corresponds to the diameter of a magnetic core workpiece. The two ends of the positioning piece are provided with guide pieces bent in the direction away from the circle center of the rotary disc. The double-end-face machining device has the beneficial effects that continuous and efficient operation in double-end-face machining is achieved, automatic feeding and discharging are supported, and the machining precision is greatly improved.

The invention provides wafer thinning and polishing equipment, and belongs to the technical field of semiconductor processing. The round suction cup is arranged under the grinding disc, and a strip-shaped groove penetrating through the peripheral side of the round suction cup is formed in the top of the round suction cup in the radial direction; the lifting plate is vertically and movably arranged at the outward end of the strip-shaped groove at intervals, and a first U-shaped plate is arranged at the top of the lifting plate; the temporary storage frame comprises a first vertical frame and a pair of arc-shaped baffles matched with the peripheral side of the wafer in shape, multiple pairs of supporting strips are arranged in the first vertical frame in the vertical direction in an array mode, and the first vertical frame is arranged in the first U-shaped plate; and the first pushing mechanism is arranged on the side, away from the circular suction cup, of the first U-shaped plate, the telescopic end of the first pushing mechanism is connected with one end of the strip-shaped suction cup through a pushing block, and the strip-shaped suction cup is arranged towards the strip-shaped groove. According to the equipment, automatic feeding and discharging of wafers can be realized in wafer thinning production, and the production efficiency is improved.

The invention discloses a steel fireproof door plate polishing device, which belongs to the technical field of fireproof door plate processing, and comprises a rack, rotating rollers uniformly and rotatably mounted along the length direction of the rack, and a housing mounted at one end of the top of the rack, conveying mechanisms are arranged at two ends in the housing, and second hydraulic cylinders are symmetrically and vertically mounted on two sides of the top in the housing. A reciprocating mechanism composed of a first shaft sleeve, a first spline shaft, a reciprocating lead screw, a second sliding block, a connecting rod and a first belt wheel assembly is arranged at the end of the grinding roller, in the process that the grinding motor is used for controlling the grinding roller to rotate, the grinding roller can be controlled to reciprocate in the axial direction, and axial movement and rotation are combined; a crossed net-shaped grinding track is formed, covering is more comprehensive, surface textures are more uniform, subsequent polishing procedures are reduced, spraying or assembling requirements are directly met, in addition, the grinding roller axially moves to enable dust to be distributed more dispersedly, the dust concentration of a working area is greatly reduced in cooperation with a negative pressure dust suction mechanism, and potential safety hazards are reduced.

The invention provides a detection, grinding and sand blasting integrated platform for a small complex workpiece. The detection, grinding and sand blasting integrated platform comprises a platform body, a grabbing robot is installed on the table body, and a feeding conveying line, a first visual detection mechanism, a grinding station and a sand blasting station are arranged on the periphery of the grabbing robot. A second visual inspection mechanism is arranged on one side of the polishing station; the grinding station comprises a movable seat used for carrying workpieces, and the movable seat is connected with a translation mechanism. A cleaning assembly is slidably mounted in the polishing station, the cleaning assembly is connected with a locking mechanism, a supporting frame is fixed to the movable seat, and a connecting mechanism is mounted on the supporting frame and used for being connected with the locking mechanism; an unlocking part is arranged on the connecting mechanism; the cleaning assembly is connected with a reset part. The equipment integrates the functions of detection, grinding and sand blasting, one-stop machining of workpieces is achieved, and manual circulation among multiple pieces of equipment is not needed. And meanwhile, based on a visual detection result, self-adaptive polishing path planning is carried out, and a polishing track can be dynamically generated according to the defect type and position.

The invention relates to the technical field of aerogel processing, in particular to an aerogel sheet single / double-face grinding device matched with conveying and an aerogel sheet processing method.The aerogel sheet single / double-face grinding device comprises a processing machine table and bearing plates symmetrically installed in the processing machine table, and symmetrically-arranged conveying rollers are rotationally installed on the bearing plates; the conveying rollers are sleeved with a conveying belt, and a fixing plate is further arranged on the bearing plate. The grinding regulation and control mechanism is arranged on the bearing plate, and a first grinding roller and a second grinding roller are connected to the grinding regulation and control mechanism; the translation clamping mechanism is arranged on the fixing plate, clamping plates which are symmetrically arranged are connected to the translation clamping mechanism, and a lifting guide mechanism connected with the translation clamping mechanism is arranged on the bearing plate; according to the device, the aerogel sheet material can be positioned through the clamping plate, so that the uniformity of a product during polishing is ensured.