CN209364285U - Eight-axis mirror polishing machine tool - Google Patents

Abstract

An eight-axis mirror polishing machine tool relates to the technical field of machine tools. The utility model solves the problem that the existing polishing machine tools are mostly manual polishing or open semi-automatic polishing in the polishing process, the quality is difficult to control, and the dust generated not only easily causes short circuit of electrical components, but also seriously endangers the health of operators. The outer cover of the throwing wheel is provided with a throwing wheel cover, which is provided with a wax spray window and a first dust outlet, and the top of the throwing wheel cover is provided with a wax spray device, and the wax spray device passes through the wax spray window to The throwing wheel sprays liquid wax, and the casing is provided with a number of observation windows and a second dust outlet, and the lower part of the front side wall of the casing is provided with a workpiece inlet and outlet, and the first dust outlet and the second dust outlet A hose is provided between the ports and communicates through the hose. The clamp assembly includes a revolution platform and four self-rotating clamps fixed above the revolution platform. The revolution platform is installed on the base in a horizontal direction.

Description

An eight-axis mirror polishing machine tool

technical field

The utility model relates to a polishing machine tool, in particular to an eight-axis mirror polishing machine tool.

Background technique

At present, the surface treatment of products mostly adopts polishing treatment, but most of the polishing machine tools in the prior art have the following problems:

The dust generated during the polishing process seriously endangers the health of the operator;

The polishing process is mostly manual polishing or open semi-automatic polishing, and the quality is difficult to control;

The polishing conditions are not constant, and the polishing liquid wax needs to be added according to the experience of the operator, and there is no rule to follow;

The utilization rate of the equipment is low, the preparation time of the machine is very long, and the continuous operation of the machine cannot be realized;

The rotation of the workpiece cannot be realized during the polishing process;

If the throwing wheel is too large and the torque of the output shaft is insufficient, it will cause the belt to slip or the throwing disc and the output shaft will slip and stop working;

Electrical components are often short-circuited due to the introduction of dust;

The dust during the polishing process cannot be sealed in a separate space and will not be recycled;

The machine vibrates during the polishing process, and the mirror effect cannot be achieved.

Utility model content

The utility model aims to solve the problem that most of the existing polishing machine tools are manual polishing or open semi-automatic polishing in the polishing process, the quality is difficult to control, and the dust generated not only easily causes short circuit of electrical components, but also seriously endangers the health of operators , and further provides an eight-axis mirror polishing machine tool.

The technical scheme that the utility model adopts for solving the problems of the technologies described above is:

An eight-axis mirror polishing machine tool, which includes a main body of the machine tool and a housing covered outside the main body of the machine tool, the main body of the machine tool includes a mounting frame, a spindle motor, a spindle gearbox, a throwing wheel, a throwing wheel installation shaft, and an X-axis driving mechanism , Y-axis drive mechanism, Z-axis drive mechanism, fixture assembly and base, wherein the Y-axis drive mechanism, Z-axis drive mechanism and X-axis drive mechanism are arranged in sequence from top to bottom and are all arranged between the mounting frame and the base. The main shaft motor and the main shaft gearbox are respectively fixed at both ends of the mounting frame in the horizontal direction, the output shaft of the throwing wheel and the main shaft gearbox is fixed through the throwing wheel installation shaft, the main shaft motor and the main shaft gearbox are connected by a belt transmission, and the throwing wheel The wheel is set by sliding back and forth in the horizontal direction through the Y-axis drive mechanism fixed under the mounting frame. Sliding left and right is arranged on the base; the outer cover of the throwing wheel is provided with a throwing wheel cover, and the wax spraying window and the first dust outlet are opened on the throwing wheel cover, and a wax spraying device is arranged on the top of the throwing wheel cover, and the spraying wheel The wax device sprays liquid wax to the throwing wheel through the wax spray window,

The casing is provided with several observation windows and a second dust outlet, and the lower part of the front side wall of the casing is provided with a workpiece entrance and exit, and a machine tool protective door is slid along the vertical direction above the front of the base. The housing cooperates to form a closed cover, and a hose is provided between the first dust outlet and the second dust outlet and communicated through the hose,

The fixture assembly includes a revolution platform and four self-rotating fixtures fixed above the revolution platform, and the revolution platform is rotatably arranged on the base along the horizontal direction.

Further, the machine tool body also includes an X-axis dust cover, a Y-axis dust cover and a Z-axis dust cover, and the X-axis dust cover, Y-axis dust cover and Z-axis dust cover are telescopic dust-proof Cover, the mounting frame, the output shaft of the spindle motor, the spindle gearbox and the Y-axis drive mechanism are all arranged inside the Y-axis dust cover, and the throwing wheel cover is fixedly connected to the side wall of the Y-axis dust cover.

Further, the lower part of the main body of the machine tool is also provided with a workbench dust cover, and a through hole is vertically opened on the workbench dust cover, and the revolution platform is located in the workbench dust cover, and the through hole and The revolution platform is set facing up and down.

Further, the X-axis driving mechanism includes an X-axis motor, an X-axis screw and an X-axis guide rail, and the X-axis motor drives the Z-axis driving mechanism above it to move left and right in the horizontal direction through the X-axis screw and the X-axis guide rail. Reciprocating action; the Y-axis driving mechanism includes a Y-axis motor, a Y-axis screw and a Y-axis guide rail, and the Y-axis motor drives the mounting frame and the throwing wheel above it to move in the horizontal direction through the Y-axis screw and the Y-axis guide rail. Back and forth reciprocating action; the Z-axis drive mechanism includes a Z-axis motor, a Z-axis screw and a Z-axis guide rail, and the Z-axis motor drives the Y-axis drive mechanism above it along the vertical direction through the Z-axis lead screw and the Z-axis guide rail. Do up and down reciprocating movements.

Further, there are two throwing wheels and two throwing wheel installation shafts, and the two throwing wheels are symmetrically arranged on both sides of the main shaft gearbox through the two throwing wheel installation axes.

Further, the belt drive between the main shaft motor and the main shaft gearbox is a synchronous belt drive.

Further, a number of leveling feet are evenly distributed under the base.

Further, the revolving platform includes a revolving motor, a support horizontally and rotatably arranged on the base, and a circular cover plate horizontally fixed above the support. The rotation reducer at the end and the fixture main body fixed above the rotation reducer, the fixture main body is located above the bracket, and the rotation reducer is vertically installed on the bracket and the circular cover plate from bottom to top and fixed with the bracket Then, the circumferential direction of the circular cover plate is processed with several gear teeth, the output shaft of the revolving motor is fixed with a gear, and the revolving motor drives the bracket to rotate through the gear and the circular cover plate.

Further, a rotational speed sensor is also installed on the self-rotating motor.

Further, the fixture main body includes a mounting seat, a positioning platform, two clamping platforms, two horizontally arranged third cylinders and four slide rails, and the two clamping platforms are arranged symmetrically on both sides of the positioning platform and pass through the The two third cylinders are relatively slidingly arranged, and each clamping platform is slidingly connected with the mounting seat below it through two parallel slide rails, and several reference holes and Several threaded holes.

Compared with the prior art, the utility model has the following effects:

1. The shell of the machine tool can ensure that the polishing area is relatively closed;

2. The dust generated during the polishing process can be discharged from the shell through the first dust outlet on the wheel cover, the hose and the second dust outlet on the shell under the action of suction, so as to ensure that the dust during the polishing process can Quickly collect and quickly extract away from the working environment to minimize the damage of dust to the human body without reducing the parameters of the polished surface;

3. Eight-axis motion is realized through the X-axis drive mechanism, Y-axis drive mechanism, Z-axis drive mechanism, four self-rotating fixtures and one revolution platform.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is the first three-dimensional structural schematic diagram of machine tool main body;

Fig. 3 is the second three-dimensional structural schematic diagram of machine tool main body;

Fig. 4 is the third three-dimensional structural schematic diagram of machine tool main body;

Fig. 5 is a schematic diagram of the fourth three-dimensional structure of the main body of the machine tool;

Fig. 6 is the three-dimensional structure schematic diagram of rotation fixture;

FIG. 7 is a schematic perspective view of the three-dimensional structure of the clamp main body.

Detailed ways

Specific Embodiment 1: This embodiment is described in conjunction with FIGS. 1 to 7 , an eight-axis mirror polishing machine tool, which includes a machine tool body 1 and a housing 2 covering the outside of the machine tool body 1 , and the machine tool body 1 includes a mounting frame 11 , spindle motor 12, spindle gearbox 13, throwing wheel, throwing shaft installation shaft 15, X-axis drive mechanism 16, Y-axis drive mechanism 17, Z-axis drive mechanism 18, fixture assembly 19 and base 20, wherein the Y-axis drive mechanism 17. The Z-axis drive mechanism 18 and the X-axis drive mechanism 16 are arranged sequentially from top to bottom and are both arranged between the mounting frame 11 and the base 20. The spindle motor 12 and the spindle gearbox 13 are respectively fixed at the level of the mounting frame 11. At both ends in the direction, the throwing wheel and the output shaft of the main shaft gearbox 13 are affixed through the throwing shaft installation shaft 15, the main shaft motor 12 is connected with the main shaft gearbox 13 through a belt drive 21, and the throwing wheel is fixedly connected under the mounting frame 11 The Y-axis drive mechanism 17 is slid back and forth along the horizontal direction, the lower part of the Y-axis drive mechanism 17 is slid along the vertical direction through the Z-axis drive mechanism 18, and the Z-axis drive mechanism 18 is slid left and right along the horizontal direction through the X-axis drive mechanism 16. On the base 20; the outer cover of the throwing wheel is provided with a throwing wheel cover 22, and the throwing wheel cover 22 is provided with a wax spray window 22-1 and a first dust outlet 22-2, and the top of the throwing wheel cover 22 is provided with a spray Wax device 23, and said wax spray device 23 sprays liquid wax to the throwing wheel through the wax spray window 22-1,

The housing 2 is provided with a number of observation windows 2-1 and a second dust outlet 2-2, and the lower part of the front side wall of the housing 2 is provided with a workpiece entrance 2-3, and the upper front of the base 20 is vertically A machine tool protective door 2-4 is provided for sliding in the direction, and the machine tool protective door 2-4 cooperates with the housing 2 to form a closed cover body. The first dust outlet 22-2 and the second dust outlet 2-2 A hose is arranged between and communicates through the hose,

The fixture assembly 19 includes a revolving platform 19-1 and four self-rotating fixtures 19-2 fixed above the revolving platform 19-1, and the revolving platform 19-1 is installed on the base 20 to rotate along the horizontal direction.

The shell of the machine tool can ensure that the polishing area is relatively closed; the second dust outlet 2-2 can quickly suck out the dust inside the machine tool with the assistance of a vacuuming machine (such as a negative pressure fan); several observation windows 2-1 are transparent windows It is used to observe the internal working conditions of the shell 2 when the machine tool is working normally. It can be easily disassembled when the machine is stopped and can also be used as an inspection door; the machine tool protection door 2-4 is the only entrance and exit for the internal and external communication of the machine tool. The workpiece entrance and exit 2-3 can be blocked, and when the door is raised, the normal entry and exit of workpieces into and from the workpiece entrance and exit 2-3 is not affected. A sealing strip is provided between the machine guard door 2-4 and the housing 2 to ensure the sealing of the housing 2 inside, and the door must be put down during use so that the machine tool can work.

The up and down movement of the machine tool protective door 2-4 is controlled by the first cylinder.

The base 20 includes a support frame and a mounting plate fixedly connected above the support frame. The support frame is processed by channel steel welding, machining, heat treatment and other processes, and has a certain degree of shock absorption.

In the polishing process, the amount of wax used is determined according to the actual situation. The wax spray device 23 can automatically spray liquid wax according to the programming requirements, and the spray height can be automatically adjusted. The height adjustment of the wax spray device 23 is realized by the second cylinder.

The Y-axis driving mechanism 17 can realize the forward and backward movement of the throwing wheel, and can realize the constant surface linear velocity of the workpiece under the condition of coordinating with the rotation of the workpiece; all the guide rails are made of plastic paste technology, which has good wear resistance and small friction coefficient;

The Z-axis driving mechanism 18 can realize the up and down movement of the throwing wheel;

The output torque of the throwing shaft installation shaft 15 is increased through the main shaft gearbox 13, so that the throwing wheel can obtain ideal polishing conditions.

The throwing wheel ensures that the throwing wheel will not slip during the polishing process through the locking nut on the throwing shaft installation shaft 15.

Four workpieces can be clamped at the same time through four self-rotating fixtures 19-2, and sequential polishing operations can be realized through their rotation and revolution platform 19-1; for relatively large workpieces, two self-rotating fixtures 19-2 can also be used One workpiece is clamped; for larger workpieces, four self-rotating fixtures 19-2 can also clamp a workpiece at the same time.

The eight-axis movement is realized through the X axis, the Y axis, the Z axis, four self-rotating fixtures 19-2 and one revolution platform 19-1.

The second dust outlet 2-2 is connected with a negative pressure fan to realize negative pressure dust extraction. The dust generated during the polishing process can be discharged from the housing 2 through the first dust outlet 22-2 on the wheel cover 22, the hose and the second dust outlet 2-2 on the housing 2 under the action of suction, Ensure that the dust will not affect the polishing surface parameters and cause personal injury.

An eight-axis mirror polishing machine tool also includes a machine tool operation panel and a machine tool system panel respectively arranged on both sides of the front part of the housing 2. The housing 2 is also provided with an electric cabinet box constant temperature air conditioner 3, and the inside of the housing 2 is provided with Electrical installation board4. The machine tool operation panel domain can realize some manual operations of the operator (clamp loosening and tightening in the area to be processed, etc.); the machine tool system panel is used to determine the linear speed of the polishing wheel, the rotation speed of the workpiece and the distance between the polishing wheel and the workpiece during the polishing process and other technical parameters; electric cabinet box constant temperature air conditioner 3, this method adopts the international standard method, so that the important components such as the frequency converter 5 are controlled at 20 °C. The electrical installation board 4 is used for placing the electrical components required by the machine tool. The main shaft motor 12 is a stepping motor, and a frequency converter 5 is installed on the electrical installation board 4 . The stepping motor is a 30KW stepping motor, which provides power for the throwing wheel, and can make the throwing wheel obtain enough torque, and controls the output speed of the stepping motor through a 30KW frequency converter 5 .

The machine tool main body 1 also includes an X-axis dust cover, a Y-axis dust cover 24 and a Z-axis dust cover 25, and the X-axis dust cover, the Y-axis dust cover 24 and the Z-axis dust cover 25 are telescopic The dust cover, the output shaft of the mounting frame 11, the main shaft motor 12, the main shaft gearbox 13 and the Y-axis drive mechanism 17 are all arranged inside the Y-axis dust cover 24, and the throwing wheel cover 22 is fixed on the Y-axis anti-dust cover. On the dust cover 24 side walls. By arranging a retractable dust cover, it is ensured that the X-axis drive mechanism 16, the Y-axis drive mechanism 17, the Z-axis drive mechanism 18 and the parts thereon are all in a sealed state during the whole moving process, so as to prevent the Impurities enter the transmission parts and affect the service life of the machine tool.

The bottom of the machine tool body 1 is also provided with a workbench dust cover 26 and the workbench dust cover 26 is vertically provided with a through hole 26-1, and the revolution platform 19-1 is located at the workbench dust cover 26. Inside, the through hole 26-1 is set up and down opposite to the revolution platform 19-1. Since the dust generated during the mirror polishing process is in the micron order, the dustproofing of other parts of the machine tool body 1 except the X, Y, and Z axes is realized through the workbench dust cover 26 . A through hole 26-1 is provided on the workbench dust cover 26 to ensure the normal action of the rotation fixture 19-2 on the revolution platform 19-1 while being dustproof.

The X-axis driving mechanism 16 includes an X-axis motor 16-1, an X-axis screw and an X-axis guide rail 16-2, and the X-axis motor 16-1 drives the upper part of the X-axis motor 16-1 through the X-axis screw and the X-axis guide rail 16-2. The Z-axis driving mechanism 18 reciprocates left and right along the horizontal direction; the Y-axis driving mechanism 17 includes a Y-axis motor, a Y-axis screw and a Y-axis guide rail 17-1, and the Y-axis motor passes through the Y-axis screw and the Y-axis The axis guide rail 17-1 drives the mounting frame 11 above it and the throwing wheel to reciprocate back and forth along the horizontal direction; the Z axis drive mechanism 18 includes a Z axis motor 18-1, a Z axis screw and a Z axis guide rail 18-2, The Z-axis motor 18-1 drives the Y-axis drive mechanism 17 above it to reciprocate up and down in the vertical direction through the Z-axis screw and the Z-axis guide rail 18-2. The X-axis motor 16-1 is a servo motor, which can accurately control the displacement of the X-axis.

The number of the throwing wheel and the throwing shaft installation shaft 15 is two, and the two throwing wheels are symmetrically arranged on both sides of the main shaft gearbox 13 through the two throwing shaft installation shafts 15 . Such a design makes the main body of the machine tool 1 have two processing stations, and the four autorotation fixtures 19-2 are arranged in a matrix, and every two autorotation fixtures correspond to a polishing wheel, which is convenient for polishing two workpieces at the same time.

The belt drive 21 between the spindle motor 12 and the spindle gearbox 13 is a synchronous belt drive 21 . Such a design avoids the slipping of the belt and the pulley and makes the spindle speed more accurate.

A number of leveling feet 27 are evenly distributed below the base 20 . During the installation process of the machine tool, it is used for the levelness of the plane of the high-speed base 20, and the number is preferably six.

The revolution platform 19-1 includes a revolution motor 19-11, a support 19-12 horizontally and rotatably arranged on the base 20, and a circular cover plate 19-13 horizontally fixed above the support 19-12, and each rotation fixture 19-2 all comprises autorotation motor 19-21, the autorotation reducer 19-22 that is vertically fixed on the output end of autorotation motor 19-21 and the fixture main body 19-23 that is fixed on the top of autorotation reducer 19-22, and described fixture The main body 19-23 is located above the bracket 19-12, and the rotation reducer 19-22 is installed vertically on the bracket 19-12 and the circular cover plate 19-13 from bottom to top, and is fixedly connected with the bracket 19-12 , the circumferential direction of the circular cover plate 19-13 is processed with some gear teeth, the output shaft of the revolving motor 19-11 is fixed with a gear, and the revolving motor 19-11 drives the bracket 19 through the gear and the circular cover plate 19-13 -12 turns. The revolution platform 19-1 drives the circular cover plate 19-13 and the support 19-12 to rotate through the revolution motor 19-11 to realize the revolution of the self-rotating fixture 19-2 on it, switch the processing area and the area to be processed, and the circular cover The plate 19-13 also plays a role of dust prevention, that is, to prevent dust from entering the rotation motor 19-21, the rotation reducer 19-22 and the revolution motor 19-11 below it. Four autorotation motors 19-21 select stepper motors for use, and the initial speed of the motors is relatively high, and after being decelerated by a reducer, it can realize slower rotation around its own axis; the autorotation motors 19-21 provide power for the workpiece rotation.

The rotation motor 19-21 is also equipped with a rotational speed sensor 19-24. The rotation speed sensors 19-24 can monitor the rotation speed of the workpiece in real time to make up for the inability of the stepper motor to feed back the speed. The feedback signal is processed by the system to adjust the driver data in real time, so that the rotation speed of the workpiece can be controlled online and in a timely manner.

Described fixture main body 19-23 comprises mounting seat 19-231, positioning platform 19-232, two clamping platforms 19-233, the third air cylinder 19-234 and four slide rails 19-235 of two horizontal settings, two Each clamping platform 19-233 is symmetrically arranged on both sides of the positioning platform 19-232 and is respectively set by two third cylinders 19-234 to slide relative to each other. Each clamping platform 19-233 and the mounting seat 19-231 below it Through the sliding connection of two slide rails 19-235 arranged in parallel, a number of reference holes and a number of threaded holes are provided on the positioning table 19-232 and the clamping table 19-233. With such a design, the clamp main body 19-23 can be automatically clamped and automatically released under the command of the program or manually, and can be self-locked during the clamping process. The third cylinder 19-234 receives the signal of the solenoid valve to realize the extension or retraction of the third cylinder 19-234. The positioning platform 19-232 is provided with a positioning reference column. When the operator places the workpiece, the workpiece will be placed in place when it contacts the reference column. The shape and size of the reference column can be adjusted according to the actual product; several reference holes and threaded holes are used for building fixture. The two opposite sides between each clamping platform 19-233 and the positioning platform 19-232 are clamping surfaces, which can be linear, and can also be switched to required shapes according to the shape of the product. The slide rail 19-235 can eliminate the gap and improve the sliding response speed of the clamping table 19-233.

Claims (10)

1. a kind of eight axis mirror polishers, it is characterised in that: it includes machine tool main body (1) and is located at machine tool main body (1) outside The shell (2) in portion, the machine tool main body (1) include mounting rack (11), spindle motor (12), shaft transmission (13), throw wheel, throw Axis installation axle (15), X-axis driving mechanism (16), Y-axis driving mechanism (17), Z axis driving mechanism (18), fixture assembly (19) and bottom Seat (20), wherein Y-axis driving mechanism (17), Z axis driving mechanism (18) and X-axis driving mechanism (16) set gradually from top to bottom and It is arranged between mounting rack (11) and pedestal (20), the spindle motor (12) and shaft transmission (13) are respectively and fixedly connected to pacify The both ends in (11) horizontal direction are shelved, wheel is thrown and the output shaft of shaft transmission (13) is solid by throwing axis installation axle (15) It connects, spindle motor (12) is connect with shaft transmission (13) by V belt translation (21), throws wheel by being fixed under mounting rack (11) The Y-axis driving mechanism (17) of side slides back and forth setting in the horizontal direction, and the lower part of Y-axis driving mechanism (17) passes through Z axis driving machine Structure (18) slides setting along the vertical direction, and Z axis driving mechanism (18) is horizontally slipped in the horizontal direction by X-axis driving mechanism (16) It is arranged on pedestal (20)；The outer cup for throwing wheel, which is equipped with, throws wheel cover (22), offers wax spray window on the throwing wheel cover (22) (22-1) and the first dust mouth (22-2) throws and is provided with wax sprayer (23) at the top of wheel cover (22), and the wax sprayer (23) Liquid wax is sprayed to wheel is thrown by wax spray window (22-1),

Several watch windows (2-1) and the second dust mouth (2-2) are provided on the shell (2), and under the front side wall of shell (2) Portion offers workpiece entrance (2-3), and the front upper of pedestal (20) is slided along the vertical direction is provided with machine tool protection door (2- 4), machine tool protection door (2-4) and shell (2) cooperatively form closed cover, first dust mouth (22-2) and described second It is provided with hose between dust mouth (2-2) and is connected to by the hose,

The fixture assembly (19) includes revolution platform (19-1) and four rotations being installed in above revolution platform (19-1) folder Have (19-2), the revolution platform (19-1) is rotatably arranged in the horizontal direction on pedestal (20).

2. a kind of eight axis mirror polisher according to claim 1, it is characterised in that: the machine tool main body (1) is also wrapped Include X-axis dust cover, Y-axis dust cover (24) and Z axis dust cover (25), and X-axis dust cover, Y-axis dust cover (24) and Z axis dust cover It (25) is retractable dust cover, the mounting rack (11), the output shaft of spindle motor (12), shaft transmission (13) and Y-axis are driven Motivation structure (17) is arranged at Y-axis dust cover (24) inside, and the throwing wheel cover (22) is fixed on Y-axis dust cover (24) side wall.

3. a kind of eight axis mirror polisher according to claim 2, it is characterised in that: under the machine tool main body (1) Portion is additionally provided on workbench dust cover (26) and the workbench dust cover (26) and offers through-hole (26-1), the public affairs vertically Turn platform (19-1) to be located in workbench dust cover (26), face is set the through-hole (26-1) up and down with revolution platform (19-1) It sets.

4. a kind of eight axis mirror polisher according to claim 1,2 or 3, it is characterised in that: throwing wheel and described The quantity for throwing axis installation axle (15) is two, and two throwing wheels are corresponding to be arranged symmetrically in by two throwing axis installation axles (15) The two sides of shaft transmission (13).

5. a kind of eight axis mirror polisher according to claim 4, it is characterised in that: revolution platform (19-1) packet Include revoluting motor (19-11), bracket (19-12) and level horizontal and be rotatably arranged on pedestal (20) are installed in bracket Circular cover (19-13) above (19-12), each self rotating clamping (19-2) includes spinning motor (19-21), vertical fixed Rotation retarder (19-22) in spinning motor (19-21) output end and the fixture that is installed in above rotation retarder (19-22) Main body (19-23), the jig main body (19-23) are located above bracket (19-12), and the rotation retarder (19-22) is under It is successively threaded through vertically in bracket (19-12) and circular cover (19-13) and affixed, the circle with bracket (19-12) to upper The circumferencial direction of cover board (19-13) is machined with several gear teeth, and the output shaft of revoluting motor (19-11) is installed with gear, revolution electricity Machine (19-11) is rotated by gear and circular cover (19-13) driving arm (19-12).

6. a kind of eight axis mirror polisher according to claim 5, it is characterised in that: the jig main body (19-23) Including mounting base (19-231), positioning table (19-232), two clamping benchs (19-233), two horizontally disposed third cylinders (19-234) and four sliding rails (19-235), two clamping benchs (19-233) be symmetricly set on the two sides of positioning table (19-232) and Pass through the opposite sliding setting of two third cylinders (19-234), each clamping bench (19-233) and mounting base below respectively (19-231) is slidably connected by two sliding rails (19-235) disposed in parallel, on the positioning table (19-232) and described Several datum holes and several threaded holes are offered on clamping bench (19-233).

7. a kind of eight axis mirror polisher according to claim 5 or 6, it is characterised in that: the spinning motor (19- 21) speed induction machine (19-24) is also installed on.

8. according to claim 1, eight axis mirror polisher of one kind described in 2,3,5 or 6, it is characterised in that: the X-axis driving Mechanism (16) includes X-axis motor (16-1), X-axis lead screw and X-axis guide rail (16-2), and the X-axis motor (16-1) passes through X-axis lead screw And X-axis guide rail (16-2) drives the Z axis driving mechanism (18) above it to make left and right reciprocating action in the horizontal direction；The Y-axis is driven Motivation structure (17) includes y-axis motor, Y-axis lead screw and Y-axis guide rail (17-1), and the y-axis motor passes through Y-axis lead screw and Y-axis guide rail (17-1) drives mounting rack (11) and throwing wheel above it to make front and back reciprocating action in the horizontal direction；The Z axis driving mechanism It (18) include Z axis motor (18-1), Z axis lead screw and Z axis guide rail (18-2), the Z axis motor (18-1) passes through Z axis lead screw and Z Axis rail (18-2) drives the Y-axis driving mechanism (17) above it up and down reciprocatingly to act along the vertical direction.

9. a kind of eight axis mirror polisher according to claim 8, it is characterised in that: spindle motor (12) and main shaft become The V belt translation (21) of fast case (13) is toothed belt transmission (21).

10. according to claim 1, eight axis mirror polisher of one kind described in 2,3,5,6 or 9, it is characterised in that: pedestal (20) Lower section is evenly equipped with several leveling lower margins (27).