2245results about "Grinding wheel securing apparatus" patented technology

The utility model provides quartz boat surface grinding and polishing equipment, which relates to the technical field of grinding and polishing and comprises a grinding and polishing component, a mounting component is arranged at the top of the grinding and polishing component, a dust collection component is arranged at one end of the grinding and polishing component, and the grinding and polishing component comprises a grinding and polishing box. The mounting assembly comprises a grinding motor, and a hydraulic lifting column is mounted at the top of the grinding motor. The pull rod is pulled outwards, so that the spring is stressed and compressed, then the mounting sleeve is arranged on the outer side of the rotating shaft in a sleeving mode, the mounting strip is promoted to be installed in the limiting groove in a sliding mode, the grinding and polishing head is conveniently installed, then the pull rod is loosened, and the spring drives one end of the pull rod to be installed in the rotating shaft through the elasticity of the spring; and limiting is facilitated, operation is convenient and rapid, the grinding and polishing head can be conveniently maintained and replaced at any time, operation convenience is improved, the equipment downtime is shortened, and working efficiency is improved.

The utility model discloses an auxiliary device for steel structure section bar processing, which belongs to the technical field of steel section bar processing and comprises a machine base, the top of the machine base is rotatably connected with a bearing mechanism for placing a steel structure section bar, and a moving mechanism is arranged in an inner cavity of the machine base in a limited sliding mode. The two ends of the top of the moving mechanism are provided with polishing mechanisms used for polishing the steel structure profile. By designing the novel burr polishing device composed of the machine base, the bearing mechanism, the polishing mechanism, the moving mechanism and other modules, two cutting faces of a steel structure profile can be polished at the same time in the bearing rotary disc, and the profile can completely cover and polish the outer walls and the edges of wing plates and webs of the cutting faces through the polishing roller set and the polishing disc. And after polishing is finished, the direction of the bearing rotating disc is rapidly adjusted through a fourth motor, surface changing polishing operation is conducted, the polishing precision is improved, and the polishing efficiency is improved.

The invention belongs to the technical field of other metal machining machinery manufacturing, and particularly relates to pipeline inner wall grinding equipment which comprises a machine body, a first guide rail is fixedly connected to the upper surface of the machine body, a first guide groove is formed in the first guide rail, and two sliding tables are slidably connected into the first guide groove; a storage box is fixedly connected to the upper surface of one sliding table, a first hydraulic cylinder is fixedly connected to one side of the storage box, a grinding wheel is arranged at the output end of the first hydraulic cylinder, a positioning table is fixedly connected to the upper surface of the other sliding table, and a limiting ring and a limiting plate are fixedly connected to one side of the positioning table. A limiting groove is formed between the limiting plate and the limiting ring, a grinding assembly is arranged on one side of the first hydraulic cylinder and comprises a motor fixedly connected to the output end of the first hydraulic cylinder, and a positioning disc is fixedly connected to one side of the motor. The problem that metal dust generated during grinding is accumulated on the inner wall of the pipeline, and the pipeline grinding quality is affected is solved.

The utility model relates to the technical field of grinding, and discloses grinding and polishing integrated intelligent machining equipment. The intelligent machining equipment comprises a workbench, a workpiece bin, a tool magazine, a first grinding mechanism, a sand mill, an abrasive belt, a mechanical arm, a detection mechanism and a controller, the mechanical arm comprises a clamp, the first grinding mechanism is used for fixing a grinding tool, the sand mill is provided with a second grinding mechanism, and the abrasive belt is arranged on the second grinding mechanism. The grinding and polishing integrated intelligent machining equipment is controlled by the controller, a workpiece is placed on the stock bin, and a grinding tool and a clamp are placed on the tool magazine. And the mechanical arm grabs the workpiece, and after detection, the grinding tool and the abrasive belt grind the workpiece in sequence from thick to thin until the workpiece reaches the required precision. The machining equipment integrates grinding, polishing and detecting procedures, a closed-loop machining form is formed, and the machining precision and efficiency are improved; the grinding tool and the clamp can be automatically replaced, and grinding efficiency is guaranteed.

The present invention relates to an attachment hub for attachment to a sander, comprising a quick-release attachment assembly configured for releasable and aligned engagement with a counterpart of a backup pad particularly for an abrasive disc. Furthermore, the invention relates to a backup pad having a disc-like shape and comprising a first major surface and a second major surface, the first major surface configured for direct or indirect attachment of an abrasive disc, and the second major surface configured for facing towards an attachment hub for attachment to a sander, and a mounting portion for aligned engagement with an attachment hub of a sander.

The invention belongs to the technical field of semiconductor device manufacturing and processing, and particularly relates to semiconductor device manufacturing processing equipment which comprises a base and a mechanical arm fixedly arranged at the top of the base, a dust removal mechanism is fixedly arranged at one end of the mechanical arm, and a wafer polishing mechanism is fixedly arranged at the bottom end of the dust removal mechanism. A pneumatic lifting mechanism is fixedly arranged at the top of the base, when a wafer clamped by the wafer clamping mechanism needs to be turned over, the clamping air bag is inflated through the air nozzle, the wafer is clamped through the clamping air bag, then a valve on the air outlet is closed, at the moment, the air pressure in the hollow stand column can be continuously increased, and the wafer can be turned over. The piston assembly in the pneumatic lifting mechanism is pushed by air pressure to be jacked upwards, the ejector rod can be synchronously driven to ascend when the piston assembly is jacked upwards, the wafer clamping mechanism can be jacked up synchronously through the ejector rod, a wafer needing to be polished can be turned over conveniently, and the back face of the wafer can be polished conveniently.

The invention discloses a manufacturing method for an automatic polishing system for a complex special-shaped thin-wall skin. The manufacturing method comprises the following steps that (1) a polishing head module is designed; (2) a six-axis robot is arranged; (3) designing a supporting vehicle module; (4) planning a polishing path; and (5) starting a polishing working procedure. The intelligent machining design concept is added, the force control technology, the vision technology, the software technology and the like are fused in grinding equipment, the automatic robot technology, the grinding automatic alignment planning technology, the automatic photographing positioning technology and the like are specifically included, and automatic grinding of the thin-wall skin of the aviation product is achieved; in the grinding process, attitude force / position mixed control compensation is carried out according to contact force of the tail ends of the grinding heads and product contact parts, accuracy and stability of the contact force of the grinding heads are guaranteed, meanwhile, self-adaptive stretching and retracting can be carried out according to contour features of the surfaces of the products, rapid movement between the grinding heads and the contact surfaces is achieved, and the grinding efficiency is improved. And the grinding head is quickly replaced and mounted through the design of a positioning buckle.

The invention discloses a device based on contour in-situ measurement fitting and an adaptive efficient grinding method, and belongs to the technical field of part machining. The device comprises a grinding wheel contour measuring system used for measuring and fitting the outer contour of a grinding wheel and an angle precision positioning system used for measuring the contour, the size and the profile position of a part. Firstly, a part is installed, in-situ measurement and fitting of the surface profile of the part are carried out, and the included angle between the axis and the machine tool spindle axis is calculated; secondly, a grinding wheel is installed, and dynamic balance is adjusted; then, carrying out in-situ measurement and fitting to obtain the contour of the working surface of the grinding wheel, and carrying out minimum removal amount shaping on the grinding wheel; and finally, after adaptive grinding is carried out, the surface profile of the machined part is measured in situ again, and whether the requirement is met or not is detected. By measuring the original outlines of the adaptive part and the grinding wheel in situ, the problems of large-volume removal of the part and long dressing time of the grinding wheel in the grinding process are solved.

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 invention refers to hand-held power tool (10) comprising a tool housing (12), a motor (24) and a tool shaft (36) having a rotational axis (40) and actuated by the motor (24), and further comprising a working element (38) releasably attachable to the tool shaft (36) from outside the tool housing (12) in an axial direction and, after attachment to the tool shaft (36), held in respect to the tool shaft (36) by means of an axial holding arrangement (80). The axial holding arrangement (80) comprises a first element (36; 38) constituted by one of the working element (38) and the tool shaft (36) and a second element (38; 36) constituted by the other one of the working element (38) and the tool shaft (36), and at least two locking elements (70) assigned to the first element (36; 38) movably in a radial direction between a retracted position and a locking position, at least one recess (66) assigned to the second element (38; 36) for receiving the locking elements (70) when in their locking positions. The locking elements (70) or the second element (38; 36) in and / or around the at least one radial recess (66) comprises a magnetic material and the at least other one of the locking elements (70) and the second element (38; 36) in and / or around the at least one radial recess (66) comprises a magnetic material or a ferromagnetic material. The locking elements (70) are automatically moved into and held in their locking positions and in the at least one radial recess (66) by means of magnetic force after attachment of the working element (38) to the tool shaft (36).

A handheld power tool includes a grip for a user to hold; an output shaft rotatable about a first axis; a mounting device for mounting a working attachment to the output shaft, where the working attachment has a mounting port that matches the output shaft; and an operating member capable of driving the output shaft to move along the direction of the first axis to lock or loosen the working attachment. The operating member could be located at least at a first position, a second position and a third position. When the operating member is located at the first position, the working attachment is locked; when the operating member moves from the first position to the second position, the output shaft moves downward along the first axis by a first preset distance. The third position is different from the first position and the second position.

The utility model provides a reduction transmission mechanism for roller replacement, which comprises a first rack and a second rack which are respectively used for being linked with a sliding seat and a roller seat, the first rack and the second rack are connected with a reduction part, and the reduction part comprises a rotating shaft, and a first gear and a second gear which are respectively connected to two ends of the rotating shaft. The outer diameter of the first gear is larger than that of the second gear, and the first gear and the second gear are engaged with the first rack and the second rack correspondingly. The speed reduction transmission mechanism is simple and efficient when used for replacing the roller, the roller seat and the sliding seat can be linked through a gear and rack structure, meanwhile, speed difference is generated, the end of a working brush roller is separated at a time, shaft head deformation is avoided when the brush roller is separated from a roller clamping mechanism, and the roller replacing efficiency is improved.

An automatic material wrapping device for a grinding head comprises a bottom plate, a locking device and a material binding device, the locking device is connected to the bottom plate, and the locking device is provided with a grinding head clamping structure used for clamping the grinding head, a cloth clamping structure used for clamping cloth and a clamp driving electric cylinder used for driving the grinding head clamping structure. The material binding device is connected to the bottom plate and arranged on the outer side of the locking device in a surrounding mode, the material binding device comprises a material wrapping structure and a fastening driving device, the grinding head is clamped on a grinding head clamping structure, cloth is clamped on a cloth clamping structure and leveled, and a clamp driving electric cylinder drives the grinding head clamping structure to drive the grinding head to jack up the cloth. And the fastening driving device drives the material wrapping structure to fasten the cloth on the grinding head through the bar. According to the scheme, the structural design of the locking device and the material binding device is adopted, and the effects that the grinding head material wrapping operation steps are simplified, the working efficiency is effectively improved, the material wrapping time is shortened, the material wrapping uniformity is improved, and the finished product quality of the aspheric optical element is improved are achieved.

The utility model belongs to the technical field of forging part surface oxide layer cleaning, and particularly relates to a metal forging oxide skin cleaning device which comprises a base. Two pneumatic cylinders are installed on the base, pneumatic rods are assembled at the acting ends of the two pneumatic cylinders, fixing plates are fixedly connected to the top ends of the two pneumatic rods, a shell is fixedly connected between the two fixing plates, a rotating shaft is rotatably installed in the shell, a rotating cylinder is sleeved on the rotating shaft, a first motor is installed on the side wall of the shell, and a second motor is installed on the side wall of the shell. The output end of the first motor is connected with one end of a rotating shaft, and four mounting seats are fixed on the circumferential surface of the rotating cylinder; when the device is used, the polishing and cleaning wheel can be conveniently and rapidly replaced, the working efficiency is greatly improved, the distance between the two conveying carrier rollers can be adjusted according to needs, the conveying and cleaning requirements of different forged steel columns are met, and the use range of the device is greatly widened.

The invention provides a self-adaptive robot grinding and polishing machining system and method for a difficult-to-grind complex component, and the machining system comprises a 3D laser scanner which is used for carrying out modeling according to the shape and size of a workpiece, and automatically dividing a grinding region and carrying out self-adaptive path planning according to geometrical characteristics; the mechanical arm is used for clamping a workpiece to move according to a planned path; an abrasive belt floating polishing device; and the grinding device is provided with a self-adaptive grinding and polishing mechanism capable of moving up and down in the axial direction, and the self-adaptive grinding and polishing mechanism is used for conducting constant-force grinding on the workpiece, compensating tool abrasion in real time, conducting radial vibration auxiliary grinding and replacing a grinding head according to requirements. The multi-process combined robot grinding and polishing system can be used for grinding the round corner transition position of a narrow inner concave surface and a stepped right-angle concave surface of a workpiece, self-adaptive process division is carried out on the workpiece according to geometrical characteristics according to the precise grinding requirements of various complex components difficult to grind, and a plurality of devices are integrated together to form the multi-process combined robot grinding and polishing system; and all-dimensional grinding operation on the difficult-to-grind complex component is achieved.

The invention belongs to the field of silicon wafer edge polishing, and particularly relates to a device and a method for quickly replacing grinding drum cloth for polishing the edge of a 12-inch silicon wafer. A device lower main body is arranged below the device upper main body, the bottom end of the device lower main body is fixedly connected with the top end of the grinding drum cloth main body, and a convenient-to-replace mechanism is arranged between the device upper main body and the device lower main body; the convenient-to-replace mechanism comprises a connecting and fixing head; through the design of a mechanism convenient to replace, the function of convenient replacement is achieved, and the problems that when an existing device is used for polishing a silicon wafer, the grinding drum cloth is in contact with the silicon wafer for polishing, the grinding drum cloth is damaged after long-term use and needs to be replaced, and the polishing efficiency is high are solved. The problems that an existing device is not provided with an assembly convenient to replace, so that the difficulty is large during follow-up replacement, and operation is inconvenient are solved, and convenience is improved.

The utility model relates to the technical field of tool grinding machines, in particular to a tool grinding machine facilitating online replacement of a grinding wheel, which comprises a machine body, a working turntable, a clamping spindle, a mounting seat, a supporting seat and a spare grinding wheel component. A clamping main shaft for driving a tool to rotate is fixedly mounted on the upper side of the working turntable; and a second sliding table capable of moving the mounting seat up and down and left and right is mounted on the upper side of the rear part of the lathe bed. The grinding wheel replacing device is reasonable and compact in structure, grinding wheels can be automatically replaced according to the grinding process, the grinding requirements of various tools can be met, grinding wheels or grinding wheel combinations of various specifications can be prepared according to the grinding process before the tools are ground, the time for manually replacing the grinding wheels is shortened, and the grinding efficiency is improved. Safety risks existing in the process of manually replacing the grinding wheel are reduced, meanwhile, accurate matching can be achieved in the process of replacing the grinding wheel of the tool grinding machine, and therefore errors of a grinding tool are reduced, and grinding quality is improved.

The present invention discloses a valve seat sealing surface grinding and repairing device, which belongs to the technical field of drilling devices. A valve seat sealing surface grinding and repairing device includes a valve body, flanges are fixedly connected to both sides of the valve body, a valve seat body is fixedly connected inside the valve body, and further includes: a connecting plate is provided on the flange, a sliding plate is slidably connected inside the connecting plate, the sliding plate is connected to a lifting plate, a rotating sleeve is connected to the lifting plate, the rotating sleeve is fixedly connected to a rotating disk, and an inclined groove and a circular sliding groove are provided on the rotating disk; a support plate is connected to the lifting plate, and a rotating disk is connected below the rotating shaft; a third sliding groove is provided on the rotating disk, and a first grinding block and a second grinding block are connected to the third sliding groove; the present invention can grind the grinding surface of the sealing seat body without disassembling the gate valve, and can switch different grinding blocks for grinding without disassembling and replacing the grinding blocks, and can perform fixed grinding on valve seats of different sizes.

The invention belongs to the technical field of metal plate wire drawing machines, and discloses a tension-adjustable aluminum gusset plate wire drawing machine which comprises a conveying plate, two supporting plates fixedly arranged on the two symmetric sides of the top of the conveying plate and mounting boxes fixedly mounted on the tops of the supporting plates, and moving grooves are formed in the two symmetric sides of the interior of the conveying plate; the wire drawing mechanism is located in the center of the top of the conveying plate, and the wire drawing mechanism is used for conducting wire drawing machining on the aluminum gusset plate; the lubricating mechanism is arranged in the mounting box and is used for lubricating the wire drawing mechanism; according to the aluminum gusset plate wire drawing machine, through cooperation of the wire drawing mechanism, the lubricating mechanism and other structures, uniform lubrication of the wire drawing roller is conveniently achieved, and the problems that in the wire drawing process of an existing aluminum gusset plate wire drawing machine through a guide roller, due to insufficient lubrication, uneven lubrication and low efficiency, the roller surface is scratched, and the guide roller is abraded are solved; therefore, the problem of tension imbalance detection distortion is solved.

The utility model discloses a grinding mechanism of a sealing retaining ring automatic opening device, the grinding mechanism is arranged on the frame of the automatic opening device, and is characterized in that: it comprises a grinding positioning platform and a grinding assembly; the grinding positioning platform comprises a grinding base frame arranged on the frame and a grinding positioning plate arranged on the grinding base frame, the upper surface of the grinding positioning plate is provided with an annular grinding positioning groove for placing the retaining ring to be polished, and a notch is provided on the rear side wall of the grinding positioning plate so that the cutting part of the retaining ring to be polished is exposed to the outside of the grinding positioning plate; the grinding assembly comprises a grinding head group and a grinding feed group driving the grinding head group to move relative to the grinding positioning platform. The utility model can reduce labor costs and improve grinding efficiency.

The invention discloses an intelligent polishing machine for stone plate surface polishing. The intelligent polishing machine comprises a workbench, a stone plate rapid clamping mechanism, a grinding mechanism, a cooling mechanism and an intelligent control module. The clamping mechanism is used for locking the stone plate through combination of pneumatic clamping and vacuum adsorption, and multi-directional fixation is realized by adopting an adjustable positioning block and an inclined pressing assembly; the polishing mechanism is composed of a joint arm driven by a ball screw and a polishing disc, the polishing disc integrates an aluminum alloy base layer, a silica gel buffer layer and a diamond polishing layer, and a pressure sensor is arranged at the bottom to detect polishing pressure in real time; the intelligent control module is used for dynamically adjusting the down pressure, the rotating speed and the cooling liquid flow based on sensor feedback, monitoring the surface appearance in combination with a binocular vision camera and generating a three-dimensional polishing path; and an atomization cooling system and a negative pressure dust removal system are synchronously configured. The device has the advantages of high-precision polishing, quick reloading and green production, and is suitable for automatic machining of stones such as marble and granite.

The grinding tool holder (4) of the grinding tool (1) includes: a handle portion (6), a mounting portion (21) for mounting the grinding tool (3), and an electric motor (35), and further includes: a moving mechanism (22) for moving the mounting portion (21) in the axial direction (X) of the handle portion (6), a load detector (23) for detecting the load applied to the grinding tool (3) mounted on the mounting portion (21), and a control unit (52) for driving and controlling the electric motor (35). The control unit (52) monitors the output from the load detector (23), sequentially calculates the change amount of the load, drives the electric motor (35) based on the load and the change amount, and performs a protrusion control operation for advancing and retracting the grinding tool (3) mounted on the mounting portion (21).

The invention relates to the technical field of bicycle accessory machining, in particular to a bicycle hub accessory production device. The hub grinding device comprises a grinding shaft with the outer diameter smaller than the inner diameter of a hub, a mounting cavity is formed in the grinding shaft, and a grinding mechanism and a detection rod which slide in the radial direction of the grinding shaft are arranged in the mounting cavity; the grinding mechanism and the detection rod are oppositely arranged, and one end of the grinding mechanism and one end of the detection rod slidably penetrate through the grinding shaft. The polishing mechanism has a low-position polishing state and a high-position polishing state; according to the bicycle hub accessory production device, the slidable sliding rod and the detection rod are arranged at the end of the grinding shaft, the position of the grinding mechanism is adjusted through centrifugal force generated by rotation of the grinding shaft, a grinding block at the end of the sliding rod can adapt to the inner walls of different diameters, and one-time grinding of the interior of a hub is achieved; and the grinding frequency of a single hub is reduced.

The invention relates to the field of automobile part grinding, and discloses an efficient grinding device for automobile metal ornaments.The efficient grinding device comprises a rack, a workbench assembly and a grinding mechanism are installed on the rack, the grinding mechanism comprises a lifting frame, a rotating frame is rotatably installed on the lifting frame, and a sliding frame is slidably installed on the rotating frame; a grinding surface of a grinding head of the grinding mechanism is horizontally arranged, a connecting seat is slidably mounted at the bottom of the sliding frame in the vertical direction, a second spring is arranged between the connecting seat and the sliding frame, a vertically-arranged connecting column is mounted at the bottom of the connecting seat, and the output end of a third motor arranged on the sliding frame extends into an inserting hole formed in the end of the connecting column to form power connection. The bottom of the connecting column is provided with a base through a ball universal joint, the ball universal joint is fixedly connected with the base and movably connected with the connecting column, a groove is formed in the connecting position of the ball universal joint and the connecting column, the bottom of the base is detachably provided with a grinding assembly, and the upper end of the base is provided with a self-adaptive component.

The utility model relates to the technical field of paint coating production, and discloses a paint coating grinding machine which comprises a grinding machine body, a grinding disc is arranged at the bottom end of an output shaft of the grinding machine body, an adjusting assembly is arranged at the end of the output shaft of the grinding machine body, and the adjusting assembly comprises a connecting cylinder movably arranged at one end of the output shaft of the grinding machine body in a sleeving mode. The grinding disc and the bottom end of the connecting cylinder are detachably installed, a connecting ring is fixed to the outer wall of the connecting cylinder, and the outer wall of the output shaft of the sand mill body is in threaded connection with an adjusting nut. The length of the spring is adjusted, so that the spring can apply larger or smaller elastic force to the grinding disc, the spring generates reverse elastic force, the grinding disc applies pressure to the surface of a material, and therefore the downward pressure of the grinding disc to the surface of the material during grinding can be dynamically adjusted according to the grinding requirement; and therefore, the grinding effect of the sand mill is better, and the grinding speed is higher.

The invention discloses a grinding wheel loading and unloading device of a numerical control grinding machine, which belongs to the technical field of numerical control grinding machines and comprises a frame, a hand wheel, a transmission shaft, a front side mounting plate, a bearing seat mounting plate, a lead screw, a guide rail and a grinding wheel mounting mechanism. A front side mounting plate is vertically arranged on the frame, the lead screw is rotatably arranged on the side wall of the front side mounting plate and is in threaded connection with the grinding wheel mounting mechanism, the guide rail is arranged beside the lead screw, and the grinding wheel mounting mechanism is connected with the guide rail; the first end of the transmission shaft is connected with the hand wheel, the second end of the transmission shaft is connected with the lead screw, the hand wheel drives the transmission shaft to rotate, and then the transmission shaft drives the lead screw to rotate so as to drive the grinding wheel mounting mechanism to ascend and descend. The liftable grinding wheel mounting mechanism can be driven to move through the frame, and the grinding wheel is driven to lift through the grinding wheel mounting mechanism, so that the difficulty of disassembling and assembling the grinding wheel by workers is greatly reduced, and the disassembling and assembling safety is ensured.

The invention discloses a roller surface online grinding and repairing device, and particularly relates to the field of roller grinding and repairing, the roller surface online grinding and repairing device comprises a repairing box arranged on the outer side of a roller, a grinding wheel mounting mechanism is mounted at one end of the repairing box, and an adjusting box is mounted at the other end of the repairing box; a grinding mechanism is mounted at the output end of the first linear driving mechanism; the grinding wheel mounting mechanism comprises a grinding wheel box, a push-pull assembly is mounted in the grinding wheel box, the grinding mechanism comprises a driving assembly, a positioning assembly is mounted at the output end of the driving assembly, and a grinding wheel assembly is arranged between the grinding wheel box and the positioning assembly and comprises a main grinding wheel. The width of the grinding wheel set is increased by automatically increasing the number of the auxiliary grinding wheels, the grinding wheel sets with different widths do not need to be disassembled and replaced, the replacement time is saved, the situation that other nodules cannot be repaired in time, work continues, and consequently the length and thickness of the nodules are increased is avoided, and the final quality of products is guaranteed.

The trimming device for air conditioner plastic part machining comprises a supporting box body and a driving motor in the supporting box body, the top of the supporting box body is fixedly connected with a workbench, the output end of the driving motor is in threaded connection with an abrasive paper replaceable grinding mechanism through a bolt head, and the abrasive paper replaceable grinding mechanism comprises an outer cylinder assembly and an inner cylinder assembly. The outer cylinder assembly is connected with the driving motor and extends to the position above the workbench, the outer cylinder assembly comprises an outer cylinder, a through groove is formed in the back face of the outer cylinder, limiting teeth are slidably connected between the top and the bottom of the inner wall of the through groove, and a plurality of limiting teeth are fixedly connected to the left sides of the limiting teeth at equal intervals. According to the trimming device for air conditioner plastic part machining, when abrasive paper is seriously abraded, the abrasive paper can be rapidly replaced through the abrasive paper replacing assembly, and the abrasive paper on the abrasive paper roll can be rapidly supplemented through the design of the outer cylinder assembly after being used, so that the practicability of the device during use is improved.

The invention provides a lens AI manufacturing platform, and relates to the field of lens processing equipment. The lens type AI intelligent manufacturing platform comprises a workbench, a tool changing measuring platform, a clamping module platform and a lensometer platform, a table top is fixedly arranged at the top of the workbench, the tool changing measuring platform, the clamping module platform and the lensometer platform are all fixed to the top of the table top of the workbench, a first horizontal conveying table is arranged at the bottom of the tool changing measuring platform, and a second horizontal conveying table is arranged at the bottom of the clamping module platform. A second horizontal conveying table is arranged at the bottom of the clamping module platform, and a third horizontal conveying table is arranged at the bottom of the lensometer platform. About dozens of machining technologies of lenses can be basically completed on one device, various types of lenses including full-frame lenses, half-frame lenses, frameless lenses, inlaid lenses, non-standard customized lenses and the like can be covered, complex machining procedures are simplified, all procedures are completed through one-time clamping, single small-batch products are not difficult to machine any more, and the problem of pain points of customization is solved.

The utility model relates to the technical field of punching sheet polishing devices, in particular to a motor punching sheet polishing device. The device comprises frames and a conveying belt, the conveying belt is installed between the two frames, a cleaning assembly is arranged at the lower ends of the frames, a fixing frame is fixedly connected to the upper ends of the frames, a first motor is installed at the upper end of the fixing frame, and a workbench is arranged at the lower end of the fixing frame. The two sides of the workbench are rotationally connected with rotating shafts, and the problems that when a punching sheet is polished, burrs need to be polished through polishing rollers, the burr polishing precision is determined according to the number of the used polishing rollers, and when the punching sheet with smaller polishing precision needs to be polished, more polishing rollers need to be replaced for polishing are solved; in the prior art, a polishing roller is fixed by adopting a multi-group bolt fixing mode, and a rolling shaft rotates in the processes of replacing the polishing roller and disassembling and screwing the bolts, so that the polishing roller is not easy to screw, the replacement efficiency is influenced, and the punching sheet polishing progress is influenced.