CN113070763A

CN113070763A - Chamfering grinding machine for round workpiece

Info

Publication number: CN113070763A
Application number: CN202110488291.3A
Authority: CN
Inventors: 颜青平; 陈儒君; 李金发; 黄春森
Original assignee: Chongqing Tenglong Grinding Mat And Grinding Tool Co ltd
Current assignee: Chongqing Tenglong Grinding Mat And Grinding Tool Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-07-06

Abstract

The invention discloses a chamfering grinding machine for a round workpiece, which comprises a workbench, wherein a workbench is arranged on the workbench, a pair of turning mechanisms are symmetrically arranged at the upper part of the workbench, a swinging mechanism with one end extending into the workbench is arranged on the upper end surface of the workbench and outside the workbench, and a fixing mechanism is arranged in the workbench and on the swinging mechanism; four groups of supporting legs are fixedly arranged at the bottom of the workbench and are distributed in a rectangular shape. This a chamfer abrasive machine for circular workpiece can prevent effectively that the sweeps from being attached to the surface of emery wheel at the in-process of doing the chamfer to circular workpiece to the precision of chamfer is done in the influence, still prevents simultaneously that the sweeps from being attached to on the work piece, when improving and doing the chamfer precision, has still reduced the sweeps and to the damage of emery wheel and the wearing and tearing of emery wheel with higher speed, thereby the life of extension emery wheel.

Description

Chamfering grinding machine for round workpiece

Technical Field

The invention relates to the technical field of grinding machines, in particular to a chamfering grinding machine for a round workpiece.

Background

The grinder is a common equipment for sharpening various cutters and tools and also used for grinding, deburring, cleaning and other works of common small parts, mainly comprises a base, a grinding wheel, a motor or other power sources, a bracket, a protective cover, a water feeder and the like, and can be divided into a handheld grinder, a vertical grinder, a suspended grinder, a bench grinder and the like.

In the production and processing process of round workpieces, chamfering is often needed, thereby preventing scratching workers, edges and corners of the workpieces are polished by the aid of quick rotation of the grinding wheel, the traditional chamfering grinding machine for processing the round workpieces is used, scraps can be attached to the grinding wheel in the use process of part of grinding machines, the precision of the grinding wheel in chamfering is influenced, the traditional chamfering grinding machine can only process a single surface, the position of the workpiece needs to be replaced, double-sided chamfering can be realized, a large amount of time is wasted, and the efficiency is low.

Disclosure of Invention

The invention aims to provide a chamfering grinder for round workpieces, which solves the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a chamfering grinding machine for round workpieces comprises a workbench, wherein a workbench is arranged on the workbench, a pair of turning mechanisms are symmetrically arranged at the upper part of the workbench, a swinging mechanism with one end extending into the workbench is arranged on the upper end face of the workbench and outside the workbench, and a fixing mechanism is arranged in the workbench and on the swinging mechanism; four groups of supporting legs are fixedly arranged at the bottom of the workbench and are distributed in a rectangular shape.

Preferably, the rotating mechanism comprises a motor fixing plate, a first motor, a first rotating shaft, a first umbrella-shaped gear, a first hollow rotating rod, a second umbrella-shaped gear, a fan fixing plate, a fan, a wind delivery hose and a grinding wheel, a motor fixing plate is fixedly installed at the top of the work box, a first motor is fixedly installed on the outer wall of one side of the motor fixing plate, a first rotating shaft is rotatably installed on the outer wall of the other side of the motor fixing plate, an output shaft of the first motor extends to the outer wall of the other side of the motor fixing plate through a coupler and is fixedly connected with the first rotating shaft, a first umbrella-shaped gear is sleeved on the outer wall of the first rotating shaft, a first hollow rotating rod is rotatably installed inside the work table, one end of the first hollow rotating rod extends to the upper side of the work table and is sleeved with a second umbrella-shaped gear, the second umbrella-shaped gear is meshed with the first umbrella, the top fixed mounting of fan fixed plate has the fan, the output fixed mounting of fan has the air hose, the one end of air hose rotates the installation and communicates with each other with the inside of first hollow dwang with the one end of first hollow dwang, the other pot head of first hollow dwang is equipped with the emery wheel, wherein the motor fixed plate, first motor, first axis of rotation, first umbelliform gear, first hollow dwang, second umbelliform gear, the fan fixed plate, the fan, the quantity of air hose and emery wheel is two sets of and be central symmetry, prevent to do the in-process of chamfer to circular workpiece, the sweeps is attached to on the surface of emery wheel, thereby the precision of chamfer is done in the influence, still prevent simultaneously that the sweeps from attaching to the work piece, when the chamfer precision is done in the improvement, the damage of sweeps to the emery wheel has still been reduced, the wearing and tearing of emery wheel accelerate, thereby the life of emery wheel is.

Preferably, the swing mechanism comprises a fixed plate, a second motor, a second rotating shaft, a rotating disc, an installation block, a fixed block, a swing rod, a slide rail, a toothed sector block, a limiting groove, a limiting block and a movable long plate, the top of the workbench is fixedly provided with the fixed plate, the rear side of the fixed plate is fixedly provided with the second motor, the front outer surface of the fixed plate is rotatably provided with the second rotating shaft, an output shaft of the second motor extends to the front outer surface of the fixed plate through a coupler and is fixedly connected with the second rotating shaft, one end of the second rotating shaft is fixedly provided with the rotating disc, the front outer surface of the rotating disc is fixedly provided with the installation block, the front outer surface of the fixed plate is fixedly provided with the fixed block, one end of the fixed block is rotatably provided with the swing rod, the inside of the swing rod is provided with the slide rail, the installation block is, two sets of spacing grooves have been seted up at the top of workstation, the equal slidable mounting in inside of two sets of spacing grooves has the stopper, wherein the top fixed mounting of a set of stopper has the removal long slab, the opening has all been seted up to the both sides outer wall of work box, the one end of removing the long slab pass the opening on the work box extend to the opposite side outer wall of work box and with the top fixed connection of another group of stopper, remove the long slab and take tooth sector to mesh mutually, need not to change the position of circular workpiece, just can be two-sided chamfer to circular workpiece, high durability and convenient use, when the operating personnel of being convenient for operate, the time of changing the work piece has still been practiced thrift, greatly increased the work efficiency that the chamfer was done to the.

Preferably, fixed establishment includes the mounting panel, the spout, the slider, the hollow dwang of second, circular workpiece, electric putter, the right angle fixed plate, the third motor, the third axis of rotation, third umbelliform gear, the fourth umbelliform gear, gas transmission hose and suction pump, the top fixed mounting who removes the long slab has the mounting panel, the spout has been seted up to one side outer wall of mounting panel, the inside slidable mounting of spout has the slider, one side outer wall of slider is rotated and is installed the hollow dwang of second, the one end of the hollow dwang of second is provided with circular workpiece, the opening has been seted up to the one end of the hollow dwang of second, the top fixed mounting of workstation has electric putter, electric putter's free end fixed mounting has the right angle fixed plate, the rear side fixed mounting of right angle fixed plate has the third motor, the front side outer surface of right angle fixed plate is rotated and is installed the third axis of rotation, the output shaft of third motor extends The outer wall cover of third axis of rotation is equipped with third umbelliform gear, the opening has been seted up to the opposite side outer wall of mounting panel, the one end of the hollow dwang of second extends to one side outer wall of right angle fixed plate and the cover is equipped with fourth umbelliform gear, third umbelliform gear meshes with fourth umbelliform gear mutually, the top fixed mounting who removes the long slab has the suction pump, the input fixed mounting of suction pump has gas hose, gas hose's one end rotates the installation with the one end of the hollow dwang of second and communicates with each other with the inside of the hollow dwang of second, the output fixed mounting of suction pump has the blast pipe, fix circular workpiece, be convenient for fix circular workpiece, the atress is even, prevent to be doing the skew of chamfer in-process work piece, lead to machining error big on the left, and install stable in structure, thereby greatly reduced.

Preferably, the bottom fixed mounting of workstation has two sets of installation rectangular boards, and the sliding tray has all been seted up to the bottom of installation rectangular board, and the inside slidable mounting of sliding tray has the right angle sliding block, and the adjacent lateral wall fixed mounting of two sets of right angle sliding blocks has the storage sediment case, and the top of storage sediment case is the opening setting, and the front side outer fixed surface of storage sediment case installs the pull handle, collects the sweeps that the processing produced, prevents that the sweeps from piling up to influence the device normal operating, be convenient for collect the sweeps, prevent the polluted environment, the clearance of being convenient for is cleaned.

Preferably, the bottom fixed mounting of workstation has the scum pipe, and the one end of scum pipe communicates with each other with the inside of work box, is convenient for carry the discharge to the waste residue that produces in the course of working.

Preferably, the bottom fixed mounting that removes the long board has the sponge of scrubbing, and the length of scrubbing the sponge is less than the width of work box, prevents that the device from arranging the sediment pipe jam at the in-process of work, leads to arranging sediment inefficiency.

Preferably, the top fixed mounting of work box has the inlet tube, and the one end of inlet tube extends to the inside of work box, at the course of the work, cools down the emery wheel to reduce the wearing and tearing of emery wheel, prolong the life of emery wheel.

Preferably, the feeding door is hinged to the outer surface of the front side of the working box, the door handle is fixedly mounted on the outer surface of the front side of the feeding door, and the observation window is mounted on the outer surface of the front side of the working box in an embedded mode, so that the feeding and the observation of the machining conditions are facilitated.

Compared with the prior art, the invention has the beneficial effects that:

(1) this a chamfer abrasive machine for circular workpiece, through the motor fixed plate, first motor, first axis of rotation, first umbelliform gear, first hollow dwang, second umbelliform gear, the fan fixed plate, the fan, the cooperation of defeated wind hose and emery wheel is used, prevent to do the in-process of chamfer to circular workpiece, the sweeps is attached to the emery wheel on the surface, thereby the precision of chamfer is done in the influence, still prevent simultaneously that the sweeps from attaching to the work piece, when the chamfer precision is done in the improvement, still reduced the sweeps to the damage of emery wheel and the wearing and tearing of emery wheel with higher speed, thereby the life of extension emery wheel.

(2) This a chamfer abrasive machine for circular workpiece, through the cooperation of fixed plate, second motor, second axis of rotation, rolling disc, installation piece, fixed block, swinging arms, slide rail, take tooth sector, spacing groove, stopper and removal long slab to use, need not to change the position of circular workpiece, just can be two-sided chamfer to circular workpiece, convenient to use, when the operating personnel of being convenient for operate, still practiced thrift the time of changing the work piece, greatly increased the work efficiency that the chamfer was done to the abrasive machine.

(3) This a chamfer abrasive machine for circular workpiece, through the mounting panel, the spout, the slider, the hollow dwang of second, circular workpiece, electric putter, the right angle fixed plate, the third motor, the third axis of rotation, the third umbelliform gear, the fourth umbelliform gear, the cooperation of gas transmission hose and suction pump is used, fix circular workpiece, be convenient for fix circular workpiece, the atress is even, prevent to be doing the skew of chamfer in-process work piece, lead to machining error big partially, and device stable in structure, thereby greatly reduced machining error.

(4) This a chamfer abrasive machine for circular workpiece uses through the cooperation of installation long slab, sliding tray, right angle sliding block, storage slag box and scum pipe, collects the sweeps that processing produced, prevents that the sweeps from piling up to influence device normal operating, be convenient for collect the sweeps, prevent polluted environment, be convenient for clear up and clean.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a left side view of a second motor of the present invention;

FIG. 4 is a top view of a third motor of the present invention;

FIG. 5 is an enlarged view of part A of the present invention;

FIG. 6 is an enlarged view of part B of the present invention;

FIG. 7 is an enlarged view of section C of the present invention;

figure 8 is a bottom view of the grinding wheel of the present invention.

In the figure: 1 workbench, 2 rotating mechanisms, 201 motor fixing plate, 202 first motor, 203 first rotating shaft, 204 first umbrella gear, 205 first hollow rotating rod, 206 second umbrella gear, 207 fan fixing plate, 208 fan, 209 air delivery hose, 210 grinding wheel, 3 swinging mechanism, 301 fixing plate, 302 second motor, 303 second rotating shaft, 304 rotating disc, 305 mounting block, 306 fixing block, 307 swinging rod, 308 slide rail, 309 toothed sector block, 310 spacing groove, 311 spacing block, 312 moving long plate, 4 fixing mechanism, 401 mounting plate, 402 sliding chute, 403 sliding block, 404 second hollow rotating rod, 405 circular workpiece, 406 electric push rod, 407 right angle fixing plate, 408 third motor, 409 third rotating shaft, 410 third umbrella gear, 411 fourth umbrella gear, 412 air delivery hose, 413 suction pump, 5 working box, 6 supporting leg, 7 mounting long plate, 8 sliding groove, 9 right angle sliding block, 10 slag storage boxes, 11 slag discharge pipes, 12 scrubbing sponges and 13 water inlet pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a chamfering grinding machine for round workpieces comprises a workbench 1, wherein a workbench 5 is arranged on the workbench 1, a pair of turning mechanisms 2 are symmetrically arranged at the upper part of the workbench 5, a swinging mechanism with one end extending into the workbench 5 is arranged on the upper end surface of the workbench 1 and outside the workbench 5, and a fixing mechanism 4 is arranged in the workbench 5 and on the swinging mechanism 3; four groups of supporting legs 6 are fixedly arranged at the bottom of the workbench 1, and the four groups of supporting legs 6 are distributed in a rectangular shape.

The rotating mechanism 2 comprises a motor fixing plate 201, a first motor 202, a first rotating shaft 203, a first umbrella-shaped gear 204, a first hollow rotating shaft 205, a second umbrella-shaped gear 206, a fan fixing plate 207, a fan 208, a wind conveying hose 209 and a grinding wheel 210, the top of the working box 5 is fixedly provided with the motor fixing plate 201, the outer wall of one side of the motor fixing plate 201 is fixedly provided with the first motor 202, the outer wall of the other side of the motor fixing plate 201 is rotatably provided with the first rotating shaft 203, an output shaft of the first motor 202 extends to the outer wall of the other side of the motor fixing plate 201 through a coupler and is fixedly connected with the first rotating shaft 203, the outer wall of the first rotating shaft 203 is sleeved with the first umbrella-shaped gear 204, the inside of the working platform 1 is rotatably provided with the first hollow rotating shaft 205, one end of the first hollow rotating shaft 205 extends to the upper side of the working platform 1 and is sleeved with the second umbrella-shaped gear 206, a fan fixing plate 207 is fixedly installed on the outer wall of one side of the working box 5, a fan 208 is fixedly installed on the top of the fan fixing plate 207, an air delivery hose 209 is fixedly installed on the output end of the fan 208, one end of the air delivery hose 209 is rotatably installed with one end of a first hollow rotating rod 205 and is communicated with the inside of the first hollow rotating rod 205, and a grinding wheel 210 is sleeved on the other end of the first hollow rotating rod 205, wherein the number of the motor fixing plate 201, the first motor 202, the first rotating shaft 203, the first umbrella-shaped gear 204, the first hollow rotating rod 205, the second umbrella-shaped gear 206, the fan fixing plate 207, the fan 208, the air delivery hose 209 and the grinding wheel 210 is two groups and is centrosymmetric, the starting of the first motor 202 is controlled to drive the first rotating shaft 203 and the first umbrella-shaped gear 204 to rotate, the first hollow rotating rod 205 and the second umbrella-shaped gear 206 are driven, then the start of the fan 208 is controlled, air is blown into the first hollow rotating rod 205 through the air conveying hose 209 and blown out through the other end of the first hollow rotating rod 205, so as to prevent scraps from attaching to the surface of the grinding wheel 210 in the process of chamfering a round workpiece, thereby affecting the chamfering precision, and simultaneously prevent the scraps from attaching to the workpiece, thereby improving the chamfering precision, reducing the damage of the scraps to the grinding wheel 210, accelerating the abrasion of the grinding wheel 210, thereby prolonging the service life of the grinding wheel 210, the swing mechanism 3 comprises a fixed plate 301, a second motor 302, a second rotating shaft 303, a rotating disc 304, an installation block 305, a fixed block 306, a swing rod 307, a slide rail 308, a toothed block 309, a limit groove 310, a limit block 311 and a movable long plate 312, the top of the workbench 1 is fixedly provided with the fixed plate 301, the rear side of the fixed plate 301 is fixedly provided with the second motor 302, a second rotating shaft 303 is rotatably mounted on the front outer surface of the fixed plate 301, an output shaft of the second motor 302 extends to the front outer surface of the fixed plate 301 through a coupling and is fixedly connected with the second rotating shaft 303, a rotating disc 304 is fixedly mounted at one end of the second rotating shaft 303, a mounting block 305 is fixedly mounted on the front outer surface of the rotating disc 304, a fixed block 306 is fixedly mounted on the front outer surface of the fixed plate 301, a swinging rod 307 is rotatably mounted at one end of the fixed block 306, a sliding rail 308 is disposed inside the swinging rod 307, the mounting block 305 is slidably mounted in the sliding rail 308, a toothed sector 309 is fixedly mounted at the bottom of the swinging rod 307, two sets of limiting grooves 310 are disposed at the top of the workbench 1, limiting blocks 311 are slidably mounted inside the two sets of limiting grooves 310, a movable long plate 312 is fixedly mounted at the top of one set of limiting blocks 311, openings are disposed, one end of the movable long plate 312 passes through the opening on the work box 5 and extends to the outer wall of the other side of the work box 5 and is fixedly connected with the top of the other set of limiting blocks 311, the movable long plate 312 is engaged with the toothed sector 309 to control the start of the second motor 302, so as to drive the second rotating shaft 303 to rotate and drive the rotating disc 304 to rotate, and the mounting block 305 is driven to slide in the sliding rail 308, so as to drive the oscillating rod 307 to swing left and right and drive the toothed sector 309 to drive the movable long plate 312 to transversely slide in the limiting groove 310, so as to drive the circular workpiece 405 to transversely move, so as to perform double-sided chamfering on the circular workpiece without replacing the position of the circular workpiece A sliding chute 402, a sliding block 403, a second hollow rotating rod 404, a round workpiece 405, an electric push rod 406, a right-angle fixing plate 407, a third motor 408, a third rotating shaft 409, a third umbrella-shaped gear 410, a fourth umbrella-shaped gear 411, a gas hose 412 and a suction pump 413, wherein the top of the movable long plate 312 is fixedly provided with a mounting plate 401, the outer wall of one side of the mounting plate 401 is provided with the sliding chute 402, the sliding block 403 is slidably mounted in the sliding chute 402, the outer wall of one side of the sliding block 403 is rotatably provided with the second hollow rotating rod 404, one end of the second hollow rotating rod 404 is provided with the round workpiece 405, one end of the second hollow rotating rod 404 is provided with an opening, the top of the workbench 1 is fixedly provided with the electric push rod 406, the free end of the electric push rod 406 is fixedly provided with the right-angle fixing plate 407, the rear side of the right-angle, an output shaft of a third motor 408 extends to the front outer surface of the right-angle fixing plate 407 through a coupling and is fixedly connected with a third rotating shaft 409, the outer wall of the third rotating shaft 409 is sleeved with a third umbrella-shaped gear 410, the outer wall of the other side of the mounting plate 401 is provided with an opening, one end of a second hollow rotating rod 404 extends to the outer wall of one side of the right-angle fixing plate 407 and is sleeved with a fourth umbrella-shaped gear 411, the third umbrella-shaped gear 410 is meshed with the fourth umbrella-shaped gear 411, the top of the movable long plate 312 is fixedly provided with an absorption pump 413, the input end of the absorption pump 413 is fixedly provided with an air hose 412, one end of the air hose 412 is rotatably mounted with one end of the second hollow rotating rod 404 and is communicated with the inside of the second hollow rotating rod 404, the output end of the absorption pump 413 is fixedly provided with an exhaust pipe to control the start of the absorption pump 413 and absorb the circular workpiece 405, then the slide block 403 is driven to longitudinally slide on the sliding groove 402, then the start of a third motor 408 is controlled to drive a third rotating shaft 409 to rotate, the third umbrella-shaped gear 410 is driven to rotate, the fourth umbrella-shaped gear 411 and a second hollow rotating rod 404 are driven to rotate, so that the circular workpiece 405 is driven to rotate, the circular workpiece 405 is fixed, the circular workpiece is convenient to fix, the stress is uniform, the workpiece deviation in the chamfering process is prevented, the machining error is larger, the device structure is stable, the machining error is greatly reduced, two groups of installation long plates 7 are fixedly installed at the bottom of the workbench 1, sliding grooves 8 are respectively formed at the bottoms of the installation long plates 7, right-angle sliding blocks 9 are slidably installed inside the sliding grooves 8, slag storage boxes 10 are fixedly installed at the adjacent side walls of the two groups of right-angle sliding blocks 9, the tops of the slag storage boxes 10 are arranged in an opening manner, drawing handles are fixedly installed on the outer surfaces of the front sides of the slag, the waste scraps generated by processing are collected, the accumulation of the waste scraps is prevented, the normal operation of the device is influenced, the waste scraps are convenient to collect, the environment pollution is prevented, the cleaning and the sweeping are convenient, the slag discharge pipe 11 is fixedly arranged at the bottom of the workbench 1, one end of the slag discharge pipe 11 is communicated with the inside of the working box 5, the conveying and the discharging of the waste slags generated in the processing process are convenient, the scrubbing sponge 12 is fixedly arranged at the bottom of the movable long plate 312, the length of the scrubbing sponge 12 is smaller than the width of the working box 5, the blockage of the slag discharge pipe 11 in the working process of the device is prevented, the slag discharge efficiency is low, the water inlet pipe 13 is fixedly arranged at the top of the working box 5, one end of the water inlet pipe 13 extends to the inside of the working box 5, the grinding wheel 210 is cooled in the working process, the abrasion of the grinding wheel 210 is reduced, the service life of the grinding wheel 210 is prolonged, the, the door handle is fixedly installed on the outer surface of the front side of the feeding door, and the observation window is installed on the outer surface of the front side of the working box 5 in an embedded mode, so that feeding and machining conditions can be observed conveniently.

The working principle is as follows: putting a round workpiece into the work box 5 through the feeding door, closely attaching to one end of the second hollow rotating rod 404, controlling the start of the suction pump 413 to suck the round workpiece 405, controlling the start of the electric push rod 406 to push the right-angle fixing plate 407 to move longitudinally, then driving the slide block 403 to slide longitudinally on the chute 402, then controlling the start of the third motor 408 to drive the third rotating shaft 409 to rotate, driving the third umbrella gear 410 to rotate, driving the fourth umbrella gear 411 and the second hollow rotating rod 404 to rotate, thereby driving the round workpiece 405 to rotate, then controlling the start of the first motor 202 to drive the first rotating shaft 203 and the first umbrella gear 204 to rotate, driving the first hollow rotating rod 205 and the second umbrella gear 206 to rotate, thereby driving the grinding wheel 210 to rotate, then controlling the start of the fan 208 to blow air into the first hollow rotating rod 205 through the air hose 209, and then the air is blown out from the other end of the first hollow rotating rod 205, and then the start of the second motor 302 is controlled to drive the second rotating shaft 303 to rotate, drive the rotating disc 304 to rotate, drive the mounting block 305 to slide in the sliding rail 308, drive the swinging rod 307 to swing left and right, drive the toothed sector block 309 to swing, drive the moving long plate 312 to slide transversely in the limiting groove 310, drive the circular workpiece 405 to move transversely, and perform double-sided chamfering on the circular workpiece.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chamfer grinder for circular work piece, includes workstation (1), its characterized in that: a working box (5) is arranged on the working table (1), a pair of turning mechanisms 2 are symmetrically arranged on the upper part of the working box 5, a swinging mechanism with one end extending into the working box 5 is arranged on the upper end surface of the working table 1 and outside the working box 5, and a fixing mechanism 4 is arranged in the working box 5 and on the swinging mechanism 3; four groups of supporting legs (6) are fixedly arranged at the bottom of the workbench (1), and the four groups of supporting legs (6) are distributed in a rectangular shape.

2. The grinding machine of claim 1, wherein: the rotating mechanism (2) comprises a motor fixing plate (201), a first motor (202), a first rotating shaft (203), a first umbrella-shaped gear (204), a first hollow rotating shaft (205), a second umbrella-shaped gear (206), a fan fixing plate (207), a fan (208), an air delivery hose (209) and a grinding wheel (210), the top of the working box (5) is fixedly provided with the motor fixing plate (201), the outer wall of one side of the motor fixing plate (201) is fixedly provided with the first motor (202), the outer wall of the other side of the motor fixing plate (201) is rotatably provided with the first rotating shaft (203), an output shaft of the first motor (202) extends to the outer wall of the other side of the motor fixing plate (201) through a coupler and is fixedly connected with the first rotating shaft (203), the outer wall of the first rotating shaft (203) is sleeved with the first umbrella-shaped gear (204), and the first hollow rotating shaft (205) is rotatably arranged inside the, one end of first hollow dwang (205) extends to the top of workstation (1) and the cover is equipped with second umbelliform gear (206), second umbelliform gear (206) meshes with first umbelliform gear (204) mutually, one side outer wall fixed mounting of work box (5) has fan fixed plate (207), the top fixed mounting of fan fixed plate (207) has fan (208), the output fixed mounting of fan (208) has air hose (209), the one end of air hose (209) rotates the installation and communicates with each other with the inside of first hollow dwang (205) with the one end of first hollow dwang (205), the other pot head of first hollow dwang (205) is equipped with emery wheel (210), wherein motor fixed plate (201), first motor (202), first rotation axis (203), first umbelliform gear (204), first hollow dwang (205), second umbelliform gear (206), The number of the fan fixing plates (207), the fans (208), the air delivery hoses (209) and the grinding wheels (210) is two, and the two groups are centrosymmetric.

3. The grinding machine of claim 1, wherein: the swing mechanism (3) comprises a fixed plate (301), a second motor (302), a second rotating shaft (303), a rotating disc (304), a mounting block (305), a fixed block (306), a swing rod (307), a slide rail (308), a toothed sector block (309), a limiting groove (310), a limiting block (311) and a movable long plate (312), the top of the workbench (1) is fixedly provided with the fixed plate (301), the rear side of the fixed plate (301) is fixedly provided with the second motor (302), the outer surface of the front side of the fixed plate (301) is rotatably provided with the second rotating shaft (303), the output shaft of the second motor (302) extends to the outer surface of the front side of the fixed plate (301) through a coupler and is fixedly connected with the second rotating shaft (303), one end of the second rotating shaft (303) is fixedly provided with the rotating disc (304), the outer surface of the front side of the rotating disc (304) is fixedly provided with the mounting, a fixed block (306) is fixedly arranged on the outer surface of the front side of the fixed plate (301), a swing rod (307) is rotatably arranged at one end of the fixed block (306), a slide rail (308) is arranged in the swing rod (307), an installation block (305) is slidably arranged in the slide rail (308), a toothed fan-shaped block (309) is fixedly arranged at the bottom of the swing rod (307), two groups of limit grooves (310) are arranged at the top of the workbench (1), limit blocks (311) are slidably arranged in the two groups of limit grooves (310), the top fixed mounting of one set of stopper (311) has removed long board (312), and the opening has all been seted up to the both sides outer wall of work box (5), and the opening that passes on work box (5) of removing long board (312) extends to the opposite side outer wall of work box (5) and with the top fixed connection of another set of stopper (311), removes long board (312) and takes tooth segment (309) to mesh mutually.

4. The grinding machine of claim 3, wherein: the fixing mechanism (4) comprises a mounting plate (401), a sliding groove (402), a sliding block (403), a second hollow rotating rod (404), a circular workpiece (405), an electric push rod (406), a right-angle fixing plate (407), a third motor (408), a third rotating shaft (409), a third umbrella-shaped gear (410), a fourth umbrella-shaped gear (411), a gas transmission hose (412) and a suction pump (413), the mounting plate (401) is fixedly mounted at the top of the movable long plate (312), the sliding groove (402) is formed in the outer wall of one side of the mounting plate (401), the sliding block (403) is slidably mounted in the sliding groove (402), the second hollow rotating rod (404) is rotatably mounted on the outer wall of one side of the sliding block (403), the circular workpiece (405) is arranged at one end of the second hollow rotating rod (404), an opening is formed in one end of the second hollow rotating rod (404), the electric push rod (406) is, a right-angle fixing plate (407) is fixedly installed at the free end of the electric push rod (406), a third motor (408) is fixedly installed at the rear side of the right-angle fixing plate (407), a third rotating shaft (409) is rotatably installed on the outer surface of the front side of the right-angle fixing plate (407), an output shaft of the third motor (408) extends to the outer surface of the front side of the right-angle fixing plate (407) through a coupling and is fixedly connected with the third rotating shaft (409), a third umbrella-shaped gear (410) is sleeved on the outer wall of the third rotating shaft (409), an opening is formed in the outer wall of the other side of the mounting plate (401), one end of a second hollow rotating rod (404) extends to the outer wall of one side of the right-angle fixing plate (407) and is sleeved with a fourth umbrella-shaped gear (411), the third umbrella-shaped gear (410) is meshed with the fourth umbrella-shaped gear (411), a suction pump (413) is fixedly installed at the top of the, one end of the air hose (412) is rotatably arranged with one end of the second hollow rotating rod (404) and is communicated with the inside of the second hollow rotating rod (404), and an exhaust pipe is fixedly arranged at the output end of the suction pump (413).

5. The grinding machine of claim 1, wherein: the bottom fixed mounting of workstation (1) has two sets of installation long boards (7), and sliding tray (8) have all been seted up to the bottom of installation long board (7), and the inside slidable mounting of sliding tray (8) has right angle sliding block (9), and the adjacent lateral wall fixed mounting of two sets of right angle sliding blocks (9) has storage slag box (10), and the top of storage slag box (10) is the opening setting, and the front side outer fixed surface of storage slag box (10) installs the pull handle.

6. The grinding machine of claim 5, wherein: the bottom of the working table (1) is fixedly provided with a slag discharging pipe (11), and one end of the slag discharging pipe (11) is communicated with the inside of the working box (5).

7. The grinding machine of claim 3, wherein: the bottom of the movable long plate (312) is fixedly provided with a brushing sponge (12), and the length of the brushing sponge (12) is smaller than the width of the working box (5).

8. The grinding machine of claim 1, wherein: the top fixed mounting of work box (5) has inlet tube (13), and the one end of inlet tube (13) extends to the inside of work box (5).

9. The grinding machine of claim 8, wherein: the front side outer surface of the working box (5) is hinged with a feeding door, the front side outer surface of the feeding door is fixedly provided with a door handle, and the front side outer surface of the working box (5) is embedded with an observation window.