CN210678035U

CN210678035U - Circumference burnishing device for tungsten steel milling cutter

Info

Publication number: CN210678035U
Application number: CN201921284270.4U
Authority: CN
Inventors: 余志国
Original assignee: Shenzhen Taifeng Precision Cutting Tool Co Ltd
Current assignee: Shenzhen Taifeng Precision Cutting Tool Co Ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-06-05
Anticipated expiration: 2029-08-07

Abstract

A circumference polishing device for a tungsten steel milling cutter comprises a lathe bed, a supporting table, a handle, a protective cover, a first rotating shaft, a stand column, a driving device, a fixing plate and a clamping assembly; the lower end of the lathe bed is provided with a supporting leg, and the upper end of the lathe bed is provided with a supporting table and a protective cover; the protective cover is internally provided with an illuminating lamp and a horizontal moving component; the horizontal moving assembly is connected with a first hand wheel on the lathe bed; the upright post is arranged on the support platform; the vertical moving component is arranged on the upright post; the vertical moving assembly is connected with a second hand wheel on the lathe bed; the driving device is arranged on the vertical moving assembly, and a polishing wheel is arranged on an output shaft of the driving device; the fixed plate is arranged on the horizontal moving component; one end of the first rotating shaft penetrates through the protective cover and is connected with the handle; the first rotating shaft penetrates through the fixing plate and is connected with the clamping assembly. The utility model provides a burnishing device safety protection nature is good, and the centre gripping subassembly through being equipped with is convenient to carry out the centre gripping to not unidimensional milling cutter and fixes.

Description

Circumference burnishing device for tungsten steel milling cutter

Technical Field

The utility model relates to a burnishing device technical field especially relates to a circumference burnishing device for tungsten steel milling cutter.

Background

A milling cutter is a rotating tool with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently; the milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cut-off workpieces and the like on a milling machine. In the production process of the tungsten steel milling cutter, the outer surface of the tungsten steel milling cutter needs to be polished so that the outer surface of the milling cutter is smooth and has no burrs; however, polishing debris generated during polishing by the existing polishing device is easy to cause injury to workers; when cylindrical milling cutters of different sizes are polished, the cylindrical milling cutters cannot be positioned and clamped quickly; the polishing production efficiency of the milling cutter is seriously reduced.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to solve the technical problems existing in the background technology, the utility model provides a circumference polishing device for a tungsten steel milling cutter, which polishes the milling cutter in a protective cover, thereby avoiding the injury to workers caused by the scraps and the like generated during polishing; the milling cutter of different sizes is conveniently clamped and fixed through the clamping assembly.

(II) technical scheme

In order to solve the problems, the utility model provides a circumference polishing device for a tungsten steel milling cutter, which comprises a lathe bed, a support table, a handle, a protective cover, a lighting lamp, a first rotating shaft, a stand column, a vertical moving component, a polishing wheel, a driving device, a horizontal moving component, a fixed plate and a clamping component; the clamping assembly comprises a rotary table, a fastening piece, a first mounting plate, a clamping plate and a central positioning piece;

a support table is arranged at the upper end of the lathe bed; the protective cover is provided with a mounting hole and is arranged on the support platform; the illuminating lamp is arranged in the protective cover; the horizontal moving assembly is positioned in the protective cover; the horizontal moving assembly is connected with the bed body in a sliding manner and is connected with the first hand wheel; the first hand wheel is rotatably arranged on the bed body; the upright post is arranged on the support table and is positioned in the protective cover; the vertical moving component is arranged on the upright post; the vertical moving component is connected with a second hand wheel; the second hand wheel is rotatably arranged on the bed body; the driving device is arranged on the vertical moving assembly, and a polishing wheel is arranged on an output shaft of the driving device;

the fixed plate is arranged on the horizontal moving assembly, and a vertical first through hole is formed in the fixed plate; one end of the first rotating shaft penetrates through the mounting hole and is connected with the handle; the other end of the first rotating shaft is rotatably connected with the fixing plate, and the other end of the first rotating shaft penetrates through the first through hole and is connected with the rotating disc; a blind hole is arranged on the end surface of the turntable far away from the fixed plate; the central positioning piece is screwed into the blind hole and is provided with a second through hole; the first mounting plates are uniformly arranged in a circumferential manner by taking the circle center of the blind hole as the center, the first mounting plates are respectively connected with the turntables, and vertical first threaded holes are formed in the first mounting plates; the tightening piece is screwed into the first threaded hole and extends out of the first threaded hole respectively, and the tightening piece is rotatably connected with the clamping plate.

Preferably, the projection of the clamping plate is a fan ring; the end surface of the clamping plate facing the center of the turntable is uniformly provided with bulges.

Preferably, the protective cover is provided with a sealing door and a transparent window.

Preferably, the protective cover is provided with an air extraction device and a collection box; the collecting box is provided with an air inlet hole and an air outlet hole, and a filter screen and an active carbon adsorption plate are arranged in the collecting box; the air inlet end of the air extracting device is connected with a pipe orifice at one end of the air suction pipe; the other end pipe orifice of the air suction pipe is arranged in the protective cover; the air outlet end of the air extractor is connected with an air inlet; the air mixed with dust enters the protective cover through the air inlet hole, passes through the filter screen and the active carbon adsorption plate in sequence, and enters the air outlet hole.

Preferably, a dustproof filter screen is arranged in the air outlet.

Preferably, the horizontal moving assembly comprises a second mounting plate, a connecting rod, a rack, a gear and a second rotating shaft; wherein, a vertical third through hole is arranged on the support table; the second mounting plate is positioned above the supporting platform; the connecting rods are arranged side by side; one end of the connecting rod is connected with the second mounting plate, the other end of the connecting rod penetrates through the third through hole and extends into the lathe bed, and the other end of the connecting rod is connected with the rack; the rack is connected with the lathe bed in a sliding way; the rack is meshed with the connecting gear; the gear is arranged on the second rotating shaft; the second rotating shaft is rotatably connected with the lathe bed and is connected with the first hand wheel.

Preferably, the vertical moving assembly comprises a sliding plate, a threaded rod and a limit plate; the support table is provided with a fourth through hole, and a third rotating shaft is arranged in the lathe bed; the sliding plate is connected with the upright column in a sliding manner and is provided with a vertical second threaded hole; one end of the threaded rod is connected with the limiting plate, the other end of the threaded rod is screwed into the second threaded hole and extends out of the second threaded hole, the other end of the threaded rod penetrates through the fourth through hole and extends into the lathe bed, and the threaded rod is in transmission connection with the third rotating shaft; the third rotating shaft is rotatably connected with the lathe bed and is connected with a second hand wheel.

Preferably, a rubber sleeve is arranged in the mounting hole; the rubber sleeve is sleeved outside the first rotating shaft.

Preferably, a control box is arranged on the support platform; the control box is provided with a control button and a display screen, and a controller is arranged in the control box; the controller is respectively connected with the control button, the display screen, the driving device and the illuminating lamp.

The above technical scheme of the utility model has following profitable technological effect:

when in use, the milling cutter to be polished is clamped and fixed on the fixing plate through the clamping assembly; the driving device is electrified to operate to drive the polishing wheel to rotate; rotating the first hand wheel to drive the horizontal moving assembly to move, and then moving the milling cutter arranged on the fixed plate towards the polishing wheel; rotating the second hand wheel to drive the vertical moving component to move, and then driving the polishing wheel and the driving device to move towards the milling cutter; the milling cutter is contacted with a polishing wheel to polish the milling cutter; the rotating handle drives the first rotating shaft to rotate; the clamping assembly rotates along with the first rotating shaft, so that the position of the milling cutter can be adjusted to polish the peripheral surface of the milling cutter;

the utility model polishes the milling cutter in the protective cover, thereby avoiding the injury to the staff caused by the splashing of the scraps generated by polishing; the milling cutters with different circumferential diameters can be clamped and fixed conveniently through the arranged clamping assembly; an air extractor is arranged to suck the chippings, dust and the like generated by polishing in the protective cover into the collecting box; the generated dust and debris and the like are prevented from influencing the sight of an operator.

Drawings

Fig. 1 is the utility model provides a tungsten steel is circumference burnishing device for milling cutter's structural schematic diagram.

Fig. 2 is a front view of the circumference polishing device for the tungsten steel milling cutter of the present invention.

Fig. 3 is the structural schematic diagram of a local enlargement at a position in the circumference polishing device for the tungsten steel milling cutter provided by the utility model.

Fig. 4 is a front view of the clamping assembly in the circumference polishing device for the tungsten steel milling cutter of the present invention.

Fig. 5 is a schematic structural view of a horizontal moving component in the circumference polishing device for the tungsten steel milling cutter according to the present invention.

Fig. 6 is the schematic view of the installation structure of the vertical moving component in the circumference polishing device for the tungsten steel milling cutter of the present invention.

Reference numerals: 1. supporting legs; 2. a bed body; 3. a support table; 4. a first hand wheel; 5. a second hand wheel; 6. a handle; 7. an air extraction device; 8. a collection box; 9. a filter screen; 10. an air outlet; 11. an activated carbon adsorption plate; 12. a protective cover; 13. an air intake duct; 14. an illuminating lamp; 15. a first rotating shaft; 16. a column; 17. a vertical movement assembly; 18. a polishing wheel; 181. a drive device; 19. a horizontal movement assembly; 20. a control box; 21. a fixing plate; 22. a clamping assembly; 221. a turntable; 222. a tightening piece; 223. a first mounting plate; 224. a clamping plate; 225. a central positioning member; 226. blind holes; 171. a sliding plate; 172. a threaded rod; 173. a limiting plate; 191. a second mounting plate; 192. a connecting rod; 193. a rack; 194. a gear; 195. a second rotating shaft; 23. a sealing door; 24. a transparent window.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-6, the circumference polishing device for the tungsten steel milling cutter provided by the present invention comprises a bed 2, a support table 3, a handle 6, a protective cover 12, a lighting lamp 14, a first rotating shaft 15, a column 16, a vertical moving assembly 17, a polishing wheel 18, a driving device 181, a horizontal moving assembly 19, a fixing plate 21 and a clamping assembly 22;

the upper end of the lathe bed 2 is provided with a support table 3; the protective cover 12 is provided with a mounting hole, and the protective cover 12 is arranged on the support table 3; the illuminating lamp 14 is arranged in the protective cover 12;

horizontal movement assembly 19 is located within shield 12; the horizontal moving assembly 19 is connected with the bed body 2 in a sliding mode, and the horizontal moving assembly 19 is connected with the first hand wheel 4; the first hand wheel 4 is rotatably arranged on the bed body 2; the upright post 16 is arranged on the support table 3, and the upright post 16 is positioned in the protective cover 12; the upright post 16 is provided with a vertical moving component 17; the vertical moving component 17 is connected with the second hand wheel 5; the second hand wheel 5 is rotatably arranged on the lathe bed 2; the driving device 181 is arranged on the vertical moving assembly 17, and the output shaft of the driving device 181 is provided with a polishing wheel 18;

further, the driving device 181 is a variable frequency motor;

the fixed plate 21 is arranged on the horizontal moving assembly 19, and a vertical first through hole is formed in the fixed plate 21; one end of the first rotating shaft 15 passes through the mounting hole and is connected with the handle 6; the other end of the first rotating shaft 15 is rotatably connected with the fixing plate 21, and the other end of the first rotating shaft 15 passes through the first through hole and is connected with the clamping assembly 22; the clamping assembly 22 includes a turntable 221, a tightening member 222, a first mounting plate 223, a clamping plate 224, and a center positioning member 225;

the rotary disc 221 is rotatably connected with the first rotary shaft 15; a blind hole 226 is arranged on the end surface of the rotary disc 221 far away from the fixed plate 21; the center positioning piece 225 is screwed into the blind hole 226, and a second through hole is formed in the center positioning piece 225; the first mounting plates 223 are uniformly arranged in a circumferential manner by taking the circle center of the blind hole 226 as the center, the first mounting plates 223 are respectively connected with the rotary disc 221, and vertical first threaded holes are formed in the first mounting plates 223; the tightening pieces 222 are respectively screwed into the first threaded holes and extend out of the first threaded holes, and the tightening pieces 222 are rotatably connected with the clamping plates 224;

note that the blind hole 226 is provided at the center of the turntable 221; the circle center of the rotating disc 221 and the polishing wheel 18 are positioned on the same horizontal plane; the center positioning piece 225 is an auxiliary workpiece, a plurality of center positioning pieces 225 are arranged, and the diameters of the second through holes on the plurality of center positioning pieces 225 are different; the diameter of the second through hole is selected according to the diameter of a cylindrical cutter body of the milling cutter to be actually processed; when the milling cutter is clamped and fixed, selecting a center positioning piece 225 with the diameter of the second through hole being the same as the outer diameter of the cutter body of the milling cutter, and installing the center positioning piece 225 on the turntable 221; inserting the cutter body of the milling cutter into the second through hole; the tightening pieces 222 are respectively rotated, and the clamping plates 224 respectively contact and clamp the milling cutter; thereby facilitating the quick and secure mounting of the milling cutter at the center of the turntable 221.

In the utility model, when in use, the milling cutter to be polished is clamped and fixed on the fixed plate 21 by the clamping component 22; the driving device 181 is powered on to drive the polishing wheel 18 to rotate; when the first hand wheel 4 is rotated to drive the horizontal moving component 19 to move, the milling cutter arranged on the fixed plate 21 moves towards the polishing wheel 18; rotating the second hand wheel 5 to drive the vertical moving component 17 to move, and then driving the polishing wheel 18 and the driving device 181 to move towards the milling cutter; the milling cutter is contacted with a polishing wheel 18 to polish the milling cutter; the rotating handle 6 drives the first rotating shaft 15 to rotate; the clamping assembly 22 rotates along with the first rotating shaft 15, so that the position of the milling cutter can be adjusted to polish the peripheral surface of the milling cutter;

the utility model polishes the milling cutter in the protective cover 12, thereby avoiding the injury to the staff caused by the splashing of the scraps generated by polishing; the milling cutter is convenient to clamp and fix through the arranged clamping assembly 22.

In an alternative embodiment, the lower end of the bed 2 is provided with support feet 1.

In an alternative embodiment, the projection of the clamping plate 224 is a fan ring; the end surface of the clamping plate 224 facing the center of the turntable 221 is uniformly provided with protrusions.

In addition, the clamping plate 224 is provided with a protrusion to increase the friction force when the clamping plate 224 is clamped with the outer peripheral surface of the milling cutter; the stability of when centre gripping milling cutter is improved.

In an alternative embodiment, the protective cover 12 is provided with a sealing door 23 and a transparent window 24.

In an alternative embodiment, the hood 12 is provided with the suction device 7 and the collection box 8; the collecting box 8 is provided with an air inlet hole and an air outlet hole 10, and the collecting box 8 is internally provided with a filter screen 9 and an active carbon adsorption plate 11; the air inlet end of the air extracting device 7 is connected with a pipe orifice at one end of the air suction pipe 13; the other end orifice of the air suction pipe 13 is arranged in the protective cover 12; the air outlet end of the air extractor 7 is connected with an air inlet; the air mixed with dust enters the protective cover 12 through the air inlet hole, passes through the filter screen 9 and the activated carbon adsorption plate 11 in sequence, and enters the air outlet hole 10.

Furthermore, a dustproof filter screen is arranged in the air outlet 10.

Further, the air extracting device 7 adopts an exhaust fan.

In an alternative embodiment, the horizontal moving assembly 19 includes a second mounting plate 191, a connecting rod 192, a rack 193, a gear 194, and a second rotating shaft 195; wherein, a vertical third through hole is arranged on the support table 3;

the second mounting plate 191 is positioned above the support table 3; side-by-side arrangement of connecting rods 192; one end of the connecting rod 192 is connected with the second mounting plate 191, the other end of the connecting rod 192 penetrates through the third through hole and extends into the machine body 2, and the other end of the connecting rod 192 is connected with the rack 193; the rack 193 is connected with the bed 2 in a sliding way; the rack 193 is meshed with the connecting gear 194; the gear 194 is disposed on the second rotating shaft 195; the second rotating shaft 195 is rotatably connected with the bed body 2, and the second rotating shaft 195 is connected with the first hand wheel 4;

it should be noted that, rotating the first hand wheel 4 drives the second rotating shaft 195 to rotate; the second rotating shaft 195 drives the gear 194 to rotate; the gear 194 is meshed with the connecting rack 193; rack 193 moves left and right as gear 194 rotates; the second mounting plate 191 moves left and right along with the rack 193.

In an alternative embodiment, the vertical moving assembly 17 includes a sliding plate 171, a threaded rod 172, and a stopper plate 173; wherein, a fourth through hole is arranged on the support table 3, and a third rotating shaft is arranged in the lathe bed 2;

the sliding plate 171 is slidably connected with the upright post 16, and a vertical second threaded hole is formed in the sliding plate 171; the driving unit 181 is provided on the sliding plate 171;

one end of the threaded rod 172 is connected with the limit plate 173, the other end of the threaded rod 172 is screwed into the second threaded hole and extends out of the second threaded hole, the other end of the threaded rod 172 penetrates through the fourth through hole and extends into the lathe bed 2, and the threaded rod 172 is in transmission connection with a third rotating shaft; the third rotating shaft is rotatably connected with the lathe bed 2 and is connected with a second wheel 5;

further, the threaded rod 172 is connected to the third shaft by a bevel gear transmission.

It should be noted that, rotating the second hand wheel 5 drives the third rotating shaft to rotate; the rotating third shaft drives the threaded rod 172 to rotate; the threaded rod 172 is in threaded connection with the sliding plate 171, and the threaded rod 172 rotates to drive the sliding plate 171 to move up and down along the upright post 16; the driving unit 181 is provided on the sliding plate 171 such that the driving unit 181 moves up and down along with the sliding plate 171.

In an optional embodiment, a rubber sleeve is arranged in the mounting hole; the rubber sleeve is sleeved outside the first rotating shaft 15.

In an alternative embodiment, a control box 20 is provided on the support table 3; a control button and a display screen are arranged on the control box 20, and a controller is arranged in the control box 20; the controller is respectively connected with the control buttons, the display screen, the driving device 181 and the illuminating lamp 14.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A circumference polishing device for a tungsten steel milling cutter is characterized by comprising a lathe bed (2), a support table (3), a handle (6), a protective cover (12), a lighting lamp (14), a first rotating shaft (15), a vertical column (16), a vertical moving assembly (17), a polishing wheel (18), a driving device (181), a horizontal moving assembly (19), a fixing plate (21) and a clamping assembly (22); the clamping assembly (22) comprises a rotary table (221), a fastening piece (222), a first mounting plate (223), a clamping plate (224) and a central positioning piece (225);

a support table (3) is arranged at the upper end of the lathe bed (2); the protective cover (12) is provided with a mounting hole, and the protective cover (12) is arranged on the support table (3); the illuminating lamp (14) is arranged in the protective cover (12); the horizontal moving component (19) is positioned in the protective cover (12); the horizontal moving assembly (19) is connected with the lathe bed (2) in a sliding manner, and the horizontal moving assembly (19) is connected with a first hand wheel (4); the first hand wheel (4) is rotatably arranged on the lathe bed (2); the upright post (16) is arranged on the support table (3), and the upright post (16) is positioned in the protective cover (12); a vertical moving component (17) is arranged on the upright post (16); the vertical moving component (17) is connected with a second hand wheel (5); the second hand wheel (5) is rotatably arranged on the lathe bed (2); the driving device (181) is arranged on the vertical moving assembly (17), and the output shaft of the driving device (181) is provided with a polishing wheel (18);

the fixed plate (21) is arranged on the horizontal moving assembly (19), and a vertical first through hole is formed in the fixed plate (21); one end of the first rotating shaft (15) penetrates through the mounting hole and is connected with the handle (6); the other end of the first rotating shaft (15) is rotatably connected with the fixing plate (21), and the other end of the first rotating shaft (15) penetrates through the first through hole and is connected with the rotating disc (221); a blind hole (226) is arranged on the end surface of the turntable (221) far away from the fixed plate (21); the central positioning piece (225) is screwed into the blind hole (226), and a second through hole is formed in the central positioning piece (225); the first mounting plates (223) are uniformly arranged in a circumferential manner by taking the circle center of the blind hole (226) as the center, the first mounting plates (223) are respectively connected with the rotary disc (221), and vertical first threaded holes are formed in the first mounting plates (223); the tightening pieces (222) are respectively screwed into the first threaded holes and extend out of the first threaded holes, and the tightening pieces (222) are rotatably connected with the clamping plates (224).

2. The circumferential polishing device for tungsten steel milling cutters as set forth in claim 1, wherein the projection of the clamping plate (224) is a sector ring; the end surface of the clamping plate (224) facing the center of the rotary disc (221) is uniformly provided with bulges.

3. The peripheral polishing device for tungsten steel milling cutters as claimed in claim 1, wherein the protective cover (12) is provided with a sealing door (23) and a transparent window (24).

4. The circumference polishing device for the tungsten steel milling cutter according to the claim 1, characterized in that the protective cover (12) is provided with an air suction device (7) and a collection box (8); the collecting box (8) is provided with an air inlet hole and an air outlet hole (10), and the collecting box (8) is internally provided with a filter screen (9) and an active carbon adsorption plate (11); the air inlet end of the air extracting device (7) is connected with a pipe orifice at one end of the air suction pipe (13); the other end orifice of the air suction pipe (13) is arranged in the protective cover (12); the air outlet end of the air exhaust device (7) is connected with an air inlet; the air mixed with dust enters the protective cover (12) through the air inlet hole, passes through the filter screen (9) and the active carbon adsorption plate (11) in sequence, and enters the air outlet hole (10).

5. The circumferential polishing device for the tungsten steel milling cutter as claimed in claim 4, wherein a dustproof filter screen is arranged in the air outlet hole (10).

6. The circumferential polishing apparatus for a tungsten steel milling cutter according to claim 1, wherein the horizontal moving assembly (19) comprises a second mounting plate (191), a connecting rod (192), a rack (193), a gear (194), and a second rotating shaft (195); wherein a vertical third through hole is arranged on the support table (3); the second mounting plate (191) is positioned above the support table (3); the connecting rods (192) are arranged side by side; one end of the connecting rod (192) is connected with the second mounting plate (191), the other end of the connecting rod (192) penetrates through the third through hole and extends into the machine body (2), and the other end of the connecting rod (192) is connected with the rack (193) respectively; the rack (193) is connected with the bed body (2) in a sliding way; the rack (193) is meshed with the connecting gear (194); the gear (194) is arranged on the second rotating shaft (195); the second rotating shaft (195) is rotatably connected with the lathe bed (2), and the second rotating shaft (195) is connected with the first hand wheel (4).

7. The circumference polishing apparatus for a tungsten steel milling cutter according to claim 1, wherein the vertical moving assembly (17) comprises a sliding plate (171), a threaded rod (172) and a stopper plate (173); wherein, a fourth through hole is arranged on the support table (3), and a third rotating shaft is arranged in the lathe bed (2); the sliding plate (171) is connected with the upright post (16) in a sliding way, and a vertical second threaded hole is formed in the sliding plate (171); one end of the threaded rod (172) is connected with the limiting plate (173), the other end of the threaded rod (172) is screwed into the second threaded hole and extends out of the second threaded hole, the other end of the threaded rod (172) penetrates through the fourth through hole and extends into the lathe bed (2), and the threaded rod (172) is in transmission connection with the third rotating shaft; the third rotating shaft is rotatably connected with the lathe bed (2), and the third rotating shaft is connected with a second hand wheel (5).

8. The circumference polishing device for the tungsten steel milling cutter according to claim 1, wherein a rubber sleeve is provided in the mounting hole; the rubber sleeve is sleeved outside the first rotating shaft (15).

9. The circumferential polishing device for the tungsten steel milling cutter according to claim 1, wherein the support table (3) is provided with a control box (20); a control button and a display screen are arranged on the control box (20), and a controller is arranged in the control box (20); the controller is respectively connected with the control button, the display screen, the driving device (181) and the illuminating lamp (14).