1614results 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 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 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 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 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 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 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 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 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 discloses an automobile part round hole polishing mechanism which comprises a machining table, a supporting frame is fixed to the top end of the machining table, a driving seat is fixed to the inner side of the supporting frame, a polishing head is arranged at the bottom end of the driving seat, one side of the machining table is connected with a power source connecting wire, and the other side of the machining table is connected with a polishing head. A quick dismounting and mounting mechanism is arranged between the grinding head and the driving seat, a wire fixing mechanism is arranged on one side of the machining table, and the quick dismounting and mounting mechanism comprises a connecting guide assembly arranged at the connecting position between the grinding head and the driving seat; through the designed connecting groove, the connecting rod, the limiting groove, the limiting block, the built-in spring and the push rod, the grinding head and the driving base can be rapidly detached, meanwhile, the designed guide groove and the designed guide block are matched, the guide effect can be achieved when the connecting rod is connected with the connecting groove, and compared with the prior art, the grinding head is more convenient to use. And the replacement work of the grinding head is greatly facilitated.

The utility model relates to the technical field of hydraulic oil cylinder polishing, in particular to a hydraulic oil cylinder polishing machine for hydraulic equipment production. The hydraulic oil cylinder polishing machine comprises a polishing table, a guide rail is fixedly connected to the surface of the polishing table, a sliding block is slidably connected to the surface of the guide rail, and a movable seat is fixedly connected to the surface of the sliding block. A first motor is fixedly connected to the surface of the polishing table, a lead screw is fixedly connected to an output shaft of the first motor, a square nut is in threaded connection to the surface of the lead screw, a second motor is fixedly connected to the surface of the moving seat, and a rotating rod is fixedly connected to an output shaft of the second motor. According to the hydraulic oil cylinder polishing machine, the fixed base, the sealing base and the polishing head can be replaced, the inner surfaces of hydraulic oil cylinders of different specifications can be polished conveniently, time and labor are saved during operation of workers by optimizing the mode of replacing the fixed base, the sealing base and the polishing head, and the use efficiency of the polishing machine is greatly improved.

The invention relates to the technical field of steel surface grinding, in particular to an automatic machining system for steel surface pretreatment, which comprises a rack, a first grinding disc is arranged above the rack, a first grinding sheet is arranged at the bottom of the first grinding disc, and a first clamping assembly is further arranged on the first grinding disc; a second grinding disc is further arranged on the rack, a second grinding piece is arranged on the top face of the second clamping assembly, and a second clamping assembly is further arranged on the top face of the second grinding disc. According to the bearing gasket grinding device, when the top face of a bearing gasket is ground through the first grinding disc, the inner side wall of the bearing gasket is clamped through a second clamping assembly on the second grinding disc, and when the bottom face of the bearing gasket is ground through the second grinding disc, the outer side wall of the bearing gasket is clamped through a first clamping assembly on the first grinding disc; the top face and the bottom face of the bearing gasket can be polished without turning over the bearing gasket, and the polishing efficiency of the bearing gasket is improved.

The utility model discloses a grinding structure of a machine tool, which comprises a grinding mechanism and a lifting device which are movably matched with each other, the grinding mechanism comprises an angle adjusting device, a rotary grinding device is mounted on the angle adjusting device of the lifting device, and the rotary grinding device of the lifting device is used for mounting grinding accessories. A lifting device and a rotary grinding device are arranged on the control equipment, a multi-axis moving device is arranged on one side of the lifting device and the rotary grinding device, a grinding device arranged at a certain angle is fixedly installed on the lifting device and the multi-axis moving device, and the lifting device and the grinding device are used for installing finishing wheels corresponding to grinding accessories. According to the grinding and finishing device, the worn grinding accessory is automatically ground and finished by the finishing wheel, so that the original shape and sharpness of the grinding accessory are recovered, frequent replacement of the grinding accessory and manual grinding and finishing of the grinding accessory are not needed, waste is reduced, operation safety is improved, and the finishing effect and finishing efficiency of the grinding accessory are improved.

The invention relates to the technical field of metal round pipe machining, in particular to an end face cutting device for metal round pipe machining, which comprises a bottom plate, supporting legs are fixedly mounted on the bottom surface of the bottom plate and close to four groups of corners, and a first groove and a second groove are formed in the surface of the upper end of the bottom plate in a penetrating manner. According to the round pipe cutting device, cutting of a round pipe body is completed, the cutting end face of the round pipe body is automatically polished and deburred, the working efficiency of cutting machining of the round pipe body is improved, multi-direction polishing is achieved, the polishing effect is improved, and by arranging a pushing mechanism, abrasive paper generates an annular recess to be attached to the inner edge and the outer edge of the end face of the round pipe body; and a cleaning mechanism is arranged, so that ground chippings adhering to the surface of the abrasive paper can be well and comprehensively removed, and the situation that the chippings adhere to the abrasive paper, shield the abrasive paper and affect the grinding effect on the circular pipe body is avoided.

The invention discloses a mold accessory grinding device, and relates to the technical field of mold accessory grinding machining, the mold accessory grinding device comprises a device main body, and the inner side wall of the device main body is slidably connected with a lifting platform. In order to improve the continuous machining efficiency of the grinding device on the mold accessories without shutdown, when a grinding wheel arranged on a sliding frame needs to be detached, a first electric push rod is opened to drive a lifting frame to slide along the inner wall of a lifting groove, so that the lifting frame moves to the machining position before the sliding frame moves, and meanwhile, the grinding wheel is moved to the machining position before the sliding frame moves. The movement of the lifting frame drives the sliding frame to slide along the inner wall of the sliding groove through the rotary connection of the pull rod, so that the sliding frame moves to one side to disassemble and replace the grinding wheel, and when the grinding wheel on the lifting frame needs to be replaced, reverse driving is carried out, so that the sliding frame is reset, and the lifting frame ascends. The efficiency of replacing the grinding wheel under the condition that the grinding device is not stopped is improved.

The utility model discloses a grinding machine with a grinding roller convenient to disassemble, assemble and replace, and relates to the technical field of grinding machines. The device comprises a supporting assembly which comprises a working table and a supporting column fixed on the lower surface of the working table; the rotating assembly is arranged on the upper surface of the supporting assembly; the rotating assembly comprises a fixing plate fixed to the upper surface of the workbench, a rotating rod rotationally connected to one side of the fixing plate, a second disc fixed to one side of the rotating rod, an inserting rod fixed to one side of the second disc, a first disc connected to the inserting rod in a sleeving mode and a grinding roller body fixed to one side of the first disc. And; the limiting assembly is arranged on one side of the rotating assembly; the limiting assembly comprises long plates fixed to the upper end and the lower end of one side of the second disc, a third disc movably connected to the lower surfaces of the long plates, and a second through hole formed in one side of the third disc. Through the arrangement of the rotating assembly and the limiting assembly, the problems that the grinding roller is worn after being used for a long time, and the grinding roller is inconvenient to disassemble and replace are solved.

The application belongs to the technical field of other metal processing machinery manufacturing, in particular to a pipeline inner wall polishing equipment. The upper surface of the machine body is fixedly connected with a first guide rail. A first guide groove is arranged in the first guide rail. Two sliding tables are slidably connected in the first guide groove. The upper surface of one of the sliding tables is fixedly connected with a storage box. One side of the storage box is fixedly connected with a first hydraulic cylinder. The output end of the first hydraulic cylinder is provided with a polishing wheel. The upper surface of the other sliding table is fixedly connected with a positioning table. One side of the positioning table is fixedly connected with a limiting ring and a limiting plate. A limiting groove is arranged between the limiting plate and the limiting ring. One side of the first hydraulic cylinder is provided with a polishing assembly. The polishing assembly comprises a motor fixedly connected with the output end of the first hydraulic cylinder. One side of the motor is fixedly connected with a positioning disc. The pre-treatment assembly and the adsorption roller are arranged to solve the problem that the metal dust generated by polishing is accumulated on the inner wall of the pipeline, affecting the polishing quality of the pipeline.

The utility model relates to the technical field of double-sided plate grinding machines, in particular to an intelligent grinding device of a double-sided plate grinding machine, which comprises a bottom box, a U-shaped frame, a conveying roller and a grinding roller, a U-shaped frame is connected to the upper surface of the bottom box, conveying rollers are rotationally arranged on the inner walls of the bottom box and the U-shaped frame in a penetrating mode, and grinding rollers are rotationally connected to the positions, close to the conveying rollers, of the inner walls of the bottom box and the U-shaped frame. According to the intelligent grinding device of the double-face plate grinding machine, a workpiece is lifted through a lifting air cylinder, after the workpiece is centered, an edge grinding motor is started to drive an edge grinding roller to grind the edge of the workpiece back and forth, then the workpiece is reset and rotated by 90 degrees, the other two edges are ground, and then the intelligent grinding device of the double-face plate grinding machine grinds the edge; according to the intelligent grinding device of the double-face plate grinding machine, the cabinet door is opened, the sleeve is pushed, the grinding roller is pulled to be pulled down, the square column at the end of the grinding roller needing to be replaced is inserted into the inner square barrel, then the sleeve is loosened to fix the grinding roller, and then the grinding roller is rapidly replaced through the intelligent grinding device of the double-face plate grinding machine.

The utility model discloses an environment-friendly ceramic tile polishing device which comprises a conveying frame, a plurality of evenly-distributed conveying rollers are rotationally connected to the conveying frame, a protective cover is fixedly connected to the upper end face of the conveying frame, a lifting frame is slidably connected into the protective cover, a first fixing block is fixedly connected to the lower end face of the lifting frame, and a connecting groove is formed in one side of the lifting frame. A connecting block is movably connected into the connecting groove, a second fixing block is fixedly connected to the lower end face of the connecting block, and a polishing roller is rotatably connected to the first fixing block. Through use of the conveying roller, ceramic tiles can be continuously and stably conveyed, and through cooperation with operation of a driving motor, a rotating shaft drives a square block to rotate; and a second fixing block drives a connecting block to be separated from a lifting frame, so that a square block at the other end of the polishing roller can be quickly separated from a square hole in a rotating shaft, the polishing roller can be conveniently and quickly replaced, and the use flexibility of the polishing device is improved.

The utility model discloses a cylindrical grinding machine with a grinding wheel easy to replace. The cylindrical grinding machine comprises the grinding wheel, a fixing module, a rotating module, a first position adjusting module, a controller, a supporting frame, a second position adjusting module and a grinding wheel driving module. The grinding wheel driving module comprises a first vertical plate, one side of the first vertical plate is fixedly connected with a first motor, an output shaft of the first motor penetrates through the first vertical plate, and the end of the output shaft of the first motor is fixedly connected with a gear. A cylindrical workpiece needing to be ground is fixed through the three-jaw chuck, a grinding wheel is fixed through the fixing module, the cylindrical workpiece is moved to the position close to the grinding wheel through the first position adjusting module, the three-jaw chuck drives the cylindrical workpiece to rotate through the rotating module, and the grinding wheel is rotated through the grinding wheel driving module. And through the second position adjusting module, the grinding wheel moves along the cylindrical workpiece, and grinding of different positions of the cylindrical workpiece is achieved.

The utility model discloses a battery box welding seam polishing system which comprises a positioning platform, a mechanical arm and a polishing device, the top of the positioning platform is provided with a working area used for fixedly installing a battery box, the mechanical arm is arranged at one end of the positioning platform, the mechanical arm is a multi-degree-of-freedom mechanical arm, and the moving range of the mechanical arm covers the working area. The polishing device is fixedly arranged at the front end of the mechanical arm, the polishing device is provided with a rotatable multi-leaf wheel, the multi-leaf wheel is used for polishing the welding seam of the battery box body, and the multi-leaf wheel can be driven to move above the working area by driving the mechanical arm. The welding seam polishing machine has the advantages that the multi-leaf wheel is controlled by the mechanical arm to polish the welding seam of the battery box body, mechanical operation is achieved, consistency of products is guaranteed, and meanwhile polishing efficiency is improved.