CN213197019U

CN213197019U - A full-automatic burnishing device for working of plastics processing

Info

Publication number: CN213197019U
Application number: CN202022152184.7U
Authority: CN
Inventors: 覃金建
Original assignee: Taicang Tufeng Precision Mould Co ltd
Current assignee: Taicang Tufeng Precision Mould Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-05-14
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a full-automatic polishing device for plastic part processing, which comprises a processing chamber, two groups of clamping mechanisms and a polishing mechanism; the two groups of clamping mechanisms are oppositely arranged at the bottom of the treatment chamber, the polishing mechanism is arranged at the top of the treatment chamber, and the polishing mechanism is opposite to the centers of the two groups of clamping mechanisms in the vertical direction. The full-automatic polishing device for plastic piece processing can clamp and fix a plastic piece to be processed through the clamping mechanism, the plurality of jacking mechanisms form multi-point compression positioning, the setting position and the jacking amplitude can be adjusted according to the use requirement, the plastic piece is further prevented from displacing in the polishing process, the fixing effect is good, and the application range is wide; moreover, the clamping mechanism is controlled by the air cylinder to clamp and fix the plastic piece to be processed, and the polishing mechanism is controlled by the motor to move and polish, so that the working efficiency and the automation degree can be improved; meanwhile, the damage to the body caused by the use of the handheld polishing equipment by workers is avoided.

Description

A full-automatic burnishing device for working of plastics processing

Technical Field

The utility model relates to a working of plastics polishing processing technology field specifically is a full-automatic burnishing device for working of plastics processing.

Background

The automobile is an indispensable vehicle in modern life, the automobile comprises a large number of parts, some parts are made of plastic materials, such as an instrument panel, a center console and the like, the parts on the automobile have different requirements on precision due to different use places, and plastic parts such as the instrument panel, the center console and the like need to keep smooth and clean surfaces, so polishing equipment is used for polishing the plastic parts.

Automobile plastic parts polishing equipment on the existing market is various, but the defect that polishing efficiency is low generally exists, when generally polishing the plastic parts, what adopt is hand-held type polishing equipment, because human factor's influence, can lead to producing error in the polishing process, and artifical polishing speed is also slower, can produce a large amount of slight dust in the polishing process, inhale the human body and can cause the injury to the human body, also influence workman's speed, these combined factors all can lead to polishing efficiency low, influence work efficiency.

Therefore, the above problems need to be solved.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the above insufficiency, the utility model aims at providing a fixed effectual, application scope is wide, and work efficiency and degree of automation are high, can avoid causing the full-automatic burnishing device for working of plastics processing of damage to workman's health simultaneously.

The technical scheme is as follows: in order to realize the aim, the utility model provides a full-automatic polishing device for plastic piece processing, which comprises a processing chamber, two groups of clamping mechanisms and a polishing mechanism; the two groups of clamping mechanisms are oppositely arranged at the bottom of the treatment chamber, the polishing mechanism is arranged at the top of the treatment chamber, and the polishing mechanism is opposite to the centers of the two groups of clamping mechanisms in the vertical direction. The full-automatic polishing device for plastic piece processing can clamp and fix the plastic piece to be processed through the clamping mechanism, so that the plastic piece is prevented from displacing in the polishing process, and the fixing effect is good; the motor controls the polishing mechanism to move and polish, so that the working efficiency and the automation degree can be improved; meanwhile, the damage to the body caused by the use of the handheld polishing equipment by workers is avoided.

Further, according to the full-automatic polishing device for plastic part processing, the clamping mechanism comprises two slide rails, two bases, two cylinders, two connecting blocks and a clamping flat plate; the slide rail is arranged at the bottom of the treatment chamber, the base is arranged on the slide rail, the clamping flat plate is arranged on the base through a connecting block, and the cylinder is arranged on one side of the base, which is far away from the clamping flat plate. A full-automatic burnishing device for working of plastics processing in fixture be arranged in the centre gripping and fixed working of plastics of waiting to process, fix base, cylinder, connecting block and centre gripping flat board in the treatment chamber bottom through the slide rail, strengthen fixture's stability.

Further, above-mentioned a full-automatic burnishing device for working of plastics processing, the centre gripping is dull and stereotyped including fixed part and the splint that the symmetry set up, the fixed part sets up the both sides at splint, the fixed part is connected to the connecting block. A full-automatic burnishing device for working of plastics processing in fixed part be used for fixed centre gripping dull and stereotyped, splint are used for the centre gripping and fix and wait to process the working of plastics.

Furthermore, according to the full-automatic polishing device for plastic part processing, a group of clamping plate holes are formed in the clamping plate and comprise narrow parts and wide parts, and the narrow parts are arranged on one surface, close to the connecting block, of the clamping plate.

Furthermore, the clamping plate of the full-automatic polishing device for plastic part processing is also provided with a group of tightening components, and each tightening component comprises a tightening column, a hoop and a spring; the tightening column comprises a thin part and a thick part; the tightening column penetrates through the clamping plate hole, the thin part penetrates through the narrow part, and the thick part penetrates through the wide part; the shape of the thick part is matched with that of the wide part, and the shape of the thin part is matched with that of the narrow part; the clamp is arranged on the thin part.

Further, according to the full-automatic polishing device for processing the plastic part, the spring hole is formed between the thick part and the narrow part; the spring is arranged in the spring hole and sleeved on the thin part; one end of the thin part protruding out of the clamping plate hole is provided with a group of grooves, and clamping hoops are arranged in the grooves. A tight subassembly in top for full-automatic burnishing device splint of working of plastics processing on set up can further improve clamping device and treat the fixed action of processing working of plastics.

Furthermore, the number of the grooves is two in the full-automatic polishing device for plastic part processing. A full-automatic burnishing device for working of plastics processing in, set up two recesses, can adjust the position of clamp, the clamp setting is also different to the compression degree of spring in different recesses, can be according to the elasticity of waiting to process the unsmooth degree of working of plastics surface pre-adjustment spring.

Furthermore, above-mentioned a full-automatic burnishing device for working of plastics processing, still be equipped with the guide slot on the slide rail, still be equipped with locking mechanism on the base, locking mechanism is used for fixing the base on the guide slot. In the full-automatic polishing device for processing the plastic pieces, when the size of the plastic pieces to be processed exceeds the stroke range of the cylinder, the locking mechanism can be opened, the position of the base on the slide rail is adjusted, and after the adjustment is finished, the locking mechanism is locked; the arrangement of the slide rail and the locking mechanism ensures that the polishing device/the clamping tool has wider application range and strong adaptability; the locking mechanism may be selected from a cone end screw, a non-pointed cone end screw, a flat end screw, a concave end screw, a long cylindrical screw, and the like.

Further, in the full-automatic polishing device for plastic part processing, the polishing mechanism comprises a rotating disc motor, a rotating disc, a polishing wheel motor, a connecting column and a polishing wheel; the rotary disk motor is arranged on the outer wall of the top of the treatment chamber, the rotary disk is arranged on the inner wall of the top of the treatment chamber, the polishing wheel motor is arranged at one end, away from the axis, of the rotary disk, the connecting column is arranged below the polishing wheel motor, the polishing wheel is connected with the rotating shaft of the polishing wheel motor through the connecting column, the polishing wheel motor, the connecting column and the polishing wheel are coaxially connected, and the polishing wheel motor drives the polishing wheel to rotate through the connecting column. A full-automatic burnishing device for working of plastics processing in, the inside throwing aureola motor that is equipped with of rotary disk drives the rotary disk through the rotary disk motor, adjusts around throwing aureola and controls the position, through throwing aureola motor control throwing aureola rotation, degree of automation is high.

Furthermore, the rotating disc motor is a stepping motor. A full-automatic burnishing device for working of plastics processing in, can control the rotary disk rotation as required and stop through step motor to the position of adjustment throwing aureola.

Furthermore, the full-automatic polishing device for plastic part processing further comprises a dust collection mechanism, wherein the dust collection mechanism comprises a dust collection box, a group of exhaust fans, a group of connecting pipes and a group of dust collection nozzles; the dust collecting box is arranged on the outer wall of the top of the processing chamber, and the exhaust fans are symmetrically arranged on the dust collecting box; the connecting pipe is arranged at the top of the treatment chamber in a penetrating way, one end of the connecting pipe is arranged on the exhaust fan, and the other end of the connecting pipe is connected with the dust suction nozzle. A full-automatic burnishing device for working of plastics processing set up during dust absorption mechanism will polish the dust that produces and inhale the dust collection box, avoid the dust to cause the injury to the human body, the protecting effect is good.

Furthermore, above-mentioned a full-automatic burnishing device for working of plastics processing, the connecting pipe has telescopic part. A full-automatic burnishing device for working of plastics processing in, the position of dust absorption mouth can be adjusted in a flexible way to the telescopic connecting pipe, dust absorption effect is good, further reinforcing protective effect.

Furthermore, in the full-automatic polishing device for plastic part processing, an included angle of 100-170 degrees is formed between the dust suction nozzle and the axis of the telescopic part. A full-automatic burnishing device for working of plastics processing in, form the contained angle between dust absorption mouth and the pars contractilis axis, be convenient for inhale the dust that the working of plastics side produced when polishing.

Furthermore, above-mentioned a full-automatic burnishing device for working of plastics processing still includes lift platform, lift platform establishes in the treatment chamber bottom, fixture establishes on lift platform. A full-automatic burnishing device for working of plastics processing set up lift platform for the height of working of plastics is treated in the adjustment. The pneumatic lifting device with a guide rail, disclosed in chinese patent CN205709680U, for example, can be used as a lifting platform to adjust the height of the clamping mechanism, and of course, according to the technical needs in the art, those skilled in the art can also use other lifting mechanisms in the art to adjust the height of the plastic part to be processed.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: the full-automatic polishing device for plastic piece processing can clamp and fix a plastic piece to be processed through the clamping mechanism, the plurality of jacking mechanisms form multi-point compression positioning, the setting position and the jacking amplitude can be adjusted according to the use requirement, the plastic piece is further prevented from displacing in the polishing process, the fixing effect is good, and the application range is wide; moreover, the clamping mechanism is controlled by the air cylinder to clamp and fix the plastic piece to be processed, and the polishing mechanism is controlled by the motor to move and polish, so that the working efficiency and the automation degree can be improved; meanwhile, the damage to the body caused by the use of the handheld polishing equipment by workers is avoided.

Drawings

FIG. 1 is a front view of the full-automatic polishing device for plastic part processing according to the present invention;

FIG. 2 is a top view of the full-automatic polishing device for plastic part processing according to the present invention;

FIG. 3 is a sectional view of the full-automatic polishing apparatus for plastic part processing according to the present invention, viewed from the A-A direction;

FIG. 4 is a front view of a clamping mechanism of the full-automatic polishing device for plastic part processing according to the present invention;

FIG. 5 is a schematic structural view of a clamping mechanism of the full-automatic polishing device for plastic part processing according to the present invention;

FIG. 6 is a left side view of a clamping plate in the full-automatic polishing device for plastic part processing according to the present invention;

FIG. 7 is a cross-sectional view of a tightening assembly of the full-automatic polishing apparatus for plastic part processing according to the present invention;

FIG. 8 is a schematic structural view of a polishing mechanism of the full-automatic polishing apparatus for plastic part processing according to the present invention;

in the figure, 1, a processing chamber; 2. a clamping mechanism; 21. a slide rail; 211. a guide groove; 22. a base; 221. a locking mechanism; 23. a cylinder; 24. connecting blocks; 25. clamping the flat plate; 251. a fixed part; 252. a splint; 26. a clamp plate hole; 261. a narrow portion; 262. a wide portion; 263. a spring hole; 27. jacking the assembly; 271. tightly propping the column; 2711. details; 2712. a thick portion; 272. clamping a hoop; 273. a spring; 274. a groove; 3. a polishing mechanism; 31. a rotating disk motor; 311. a motor spindle; 32. rotating the disc; 33. a polishing wheel motor; 34. connecting columns; 35. a polishing wheel; 4. a dust suction mechanism; 41. a dust collecting box; 42. an exhaust fan; 43. a connecting pipe; 431. a telescopic part; 44. a dust suction nozzle; 5. a lifting platform.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

The full-automatic polishing device for plastic part processing shown in fig. 1-3 comprises a processing chamber 1, two groups of clamping mechanisms 2 and a polishing mechanism 3; the two groups of clamping mechanisms 2 are oppositely arranged at the bottom of the processing chamber 1, the polishing mechanism 3 is arranged at the top of the processing chamber 1, and the polishing mechanism 3 is opposite to the centers of the two groups of clamping mechanisms 2 in the vertical direction.

As shown in fig. 4-5, the clamping mechanism 2 includes two slide rails 21, two bases 22, two cylinders 23, two connecting blocks 24, and a clamping plate 25; the slide rail 21 is arranged at the bottom of the treatment chamber 1, the base 22 is arranged on the slide rail 21, the clamping flat plate 25 is arranged on the base 22 through a connecting block 24, and the cylinder 23 is arranged on one side of the base 22 far away from the clamping flat plate 25.

As shown in fig. 6, the clamping plate 25 includes a fixing portion 251 and a clamping plate 252, the fixing portion 251 is disposed on both sides of the clamping plate 252, and the connecting block 24 is connected to the fixing portion 251.

Further, the clamping plate 252 is provided with a set of clamping plate holes 26, the clamping plate holes include a narrow portion 261 and a wide portion 262, and the narrow portion 261 is provided on a surface of the clamping plate 252 near the connecting block 24.

In addition, a group of tightening assemblies 27 are further arranged on the clamping plate 252, and each tightening assembly 27 comprises a tightening column 271, a clamp 272 and a spring 273; the tightening pillar 271 comprises a thin part 2711 and a thick part 2712; wherein, the tightening pillar 271 is inserted into the clamping plate hole 26, the thin portion 2711 is inserted into the narrow portion 261, and the thick portion 2712 is inserted into the wide portion 262; the thick portion 2712 is adapted to the wide portion 262, and the thin portion 2711 is adapted to the narrow portion 261; the clip 272 is provided on the detail 2711.

As shown in fig. 7, a spring hole 263 is formed between the thick portion 2712 and the narrow portion 261; the spring 273 is arranged in the spring hole 263 and sleeved on the thin portion 2711; the end of the thin portion 2711 protruding from the clamping plate hole 26 is provided with a set of grooves 274, and the clamping band 272 is arranged in the grooves 274.

Further, the number of the grooves 274 is two.

In addition, the slide rail 21 is further provided with a guide groove 211, the base 22 is further provided with a locking mechanism 221, and the locking mechanism 221 is used for fixing the base 22 on the guide groove 211. In this embodiment, the locking mechanism 61 is a flat-end screw.

As shown in fig. 8, the polishing mechanism 3 includes a rotating disc motor 31, a rotating disc 32, a polishing wheel motor 33, a connecting column 34, and a polishing wheel 35; the rotary disk motor 31 is arranged on the outer wall of the top of the treatment chamber 1, the rotary disk 32 is arranged on the inner wall of the top of the treatment chamber 1, the polishing wheel motor 33 is arranged at one end, away from the axis, of the rotary disk 32, a connecting column 34 is arranged below the polishing wheel motor 33, the polishing wheel 35 is connected with the rotating shaft of the polishing wheel motor 33 through the connecting column 34, the polishing wheel motor 33, the connecting column 34 and the polishing wheel 35 are coaxially connected, and the polishing wheel motor 33 drives the polishing wheel 35 to rotate through the connecting column 34.

Wherein the rotating disk motor 31 is a stepping motor.

Further, the dust collector also comprises a dust suction mechanism 4, wherein the dust suction mechanism 4 comprises a dust collection box 41, a group of exhaust fans 42, a group of connecting pipes 43 and a group of dust suction nozzles 44; the dust collecting box 41 is arranged on the outer wall of the top of the processing chamber 1, and the exhaust fans 42 are symmetrically arranged on the dust collecting box 41; the connecting pipe 43 is arranged at the top of the treatment chamber 1 in a penetrating way, one end of the connecting pipe 43 is arranged on the exhaust fan 42, and the other end is connected with the dust suction nozzle 44.

Wherein, the connecting pipe 43 has a telescopic portion 431, and an included angle of 120 degrees is formed between the axes of the dust suction nozzle 44 and the telescopic portion 431.

In addition, still include lift platform 5, lift platform 5 establishes in the bottom of treatment chamber 1, fixture 2 establishes on lift platform 5. For example, a pneumatic lifting device with a guide rail disclosed in chinese patent CN205709680U can be used as the lifting platform 5 to adjust the height of the clamping mechanism 2 and the plastic part to be processed, and of course, according to the technical needs in the art, those skilled in the art can also use other lifting mechanisms in the art to adjust the height of the clamping mechanism 2 and the plastic part to be processed.

During operation, will wait to process the working of plastics and put into processing chamber 1, control cylinder 23 will press from both sides dull and stereotyped 25 to waiting to process the working of plastics and remove, when splint 252 is close to the working of plastics, thick portion 2712 at first contacts with the working of plastics, along with splint 252 is close to, thick portion 2712 is pushed up to thin portion 2711 direction, compression spring 273, the elasticity of spring 273 is passed to thick portion 2712 for thick portion 2712 compresses tightly on the working of plastics, realizes the multiple spot through the cooperation of a plurality of tight subassemblies 27 that push up and compresses tightly the location.

When the size of the plastic part to be processed exceeds the stroke range of the cylinder 23, the locking mechanism 221 can be opened, the position of the base 22 on the slide rail 21 is adjusted, the distance between the clamping flat plate 25 and the plastic part to be processed meets the stroke range of the cylinder 23, after the adjustment is finished, the locking mechanism 221 is locked, and then the operation of controlling the cylinder 23 to tightly push the plastic part to be processed is performed.

After the fixing is finished, the lifting platform 5 is controlled to adjust the height of the clamping mechanism 2 and the plastic part to be processed, the distance between the polishing wheel 35 and the plastic part to be processed is a distance suitable for polishing, the polishing wheel motor 33 is opened, the polishing wheel 35 is driven to rotate through the connecting column 34, the polishing is started, the rotating disc motor 31 is controlled, the motor spindle 311 drives the rotating disc 32 to rotate, and therefore the front position, the rear position, the left position and the right position of the polishing wheel 35 are adjusted, and the plastic part is polished.

During polishing, the suction fan 42 may be turned on, and dust generated by polishing is sucked through the suction nozzle 44 and introduced into the dust box 41 through the connection pipe 43.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. A full-automatic polishing device for plastic part processing is characterized by comprising a processing chamber (1), two groups of clamping mechanisms (2) and a polishing mechanism (3); the clamping mechanisms (2) are oppositely arranged at the bottom of the processing chamber (1), the polishing mechanism (3) is arranged at the top of the processing chamber (1), and the polishing mechanism (3) is opposite to the centers of the two groups of clamping mechanisms (2) in the vertical direction.

2. The full-automatic polishing device for plastic part processing as claimed in claim 1, wherein the clamping mechanism (2) comprises two slide rails (21), two bases (22), two air cylinders (23), two connecting blocks (24), and a clamping plate (25); slide rail (21) are established in treatment chamber (1) bottom, base (22) are established on slide rail (21), centre gripping flat board (25) are established on base (22) through connecting block (24), cylinder (23) are established in base (22) one side of keeping away from centre gripping flat board (25).

3. The full-automatic polishing device for plastic part processing as claimed in claim 2, wherein the clamping plate (25) comprises a fixing portion (251) and a clamping plate (252) which are symmetrically arranged, the fixing portion (251) is arranged on two sides of the clamping plate (252), and the connecting block (24) is connected with the fixing portion (251).

4. The fully automatic burnishing apparatus for plastic part processing as claimed in claim 3, wherein the clamping plate (252) is provided with a set of clamping plate holes (26) comprising a narrow portion (261) and a wide portion (262), the narrow portion (261) being provided on the clamping plate (252) on a side thereof proximal to the attachment block (24).

5. The full-automatic polishing device for plastic part processing as claimed in claim 4, wherein a set of tightening components (27) is further arranged on the clamping plate (252), and the tightening components (27) comprise tightening columns (271), clamping bands (272) and springs (273); the tightening column (271) comprises a thin part (2711) and a thick part (2712); the tightening column (271) is arranged in the clamping plate hole (26) in a penetrating way, the thin part (2711) is arranged in the narrow part (261) in a penetrating way, and the thick part (2712) is arranged in the wide part (262) in a penetrating way; the thick part (2712) is adapted to the wide part (262) and the thin part (2711) is adapted to the narrow part (261); the clamp (272) is arranged on the thin part (2711).

6. The fully automatic polishing device for plastic part processing as claimed in claim 5 wherein a spring hole (263) is formed between the thick portion (2712) and the narrow portion (261); the spring (273) is arranged in the spring hole (263) and sleeved on the thin part (2711); one end of the thin part (2711) protruding out of the clamping plate hole (26) is provided with a group of grooves (274), and clamping clamps (272) are arranged in the grooves (274).

7. The full-automatic polishing device for plastic part processing as claimed in claim 2, wherein the slide rail (21) is further provided with a guide groove (211), the base (22) is further provided with a locking mechanism (221), and the locking mechanism (221) is used for fixing the base (22) on the guide groove (211).

8. The fully automatic polishing device for plastic part processing according to claim 1, wherein the polishing mechanism (3) comprises a rotating disc motor (31), a rotating disc (32), a polishing wheel motor (33), a connecting column (34), a polishing wheel (35); establish on the outer wall at process chamber (1) top in carousel motor (31), rotary disk (32) are established on the inner wall at process chamber (1) top, the one end of keeping away from the axle center in rotary disk (32) inside is established in polishing wheel motor (33), be equipped with spliced pole (34) below polishing wheel motor (33), polishing wheel (35) link to each other through the rotation axis of spliced pole (34) with polishing wheel motor (33), spliced pole (34) and polishing wheel (35) coaxial coupling, polishing wheel motor (33) drive polishing wheel (35) through spliced pole (34) and rotate.

9. The full-automatic polishing device for plastic part processing as claimed in any one of claims 1-8, further comprising a dust suction mechanism (4), wherein the dust suction mechanism (4) comprises a dust collection box (41), a set of suction fans (42), a set of connecting pipes (43), and a set of dust suction nozzles (44); the dust collecting box (41) is arranged on the outer wall of the top of the processing chamber (1), and the exhaust fans (42) are symmetrically arranged on the dust collecting box (41); the connecting pipe (43) penetrates through the top of the treatment chamber (1), one end of the connecting pipe (43) is arranged on the exhaust fan (42), and the other end of the connecting pipe is connected with the dust suction nozzle (44).

10. The full-automatic polishing device for plastic part processing as claimed in claim 1, further comprising a lifting platform (5), wherein the lifting platform (5) is arranged at the bottom of the processing chamber (1), and the clamping mechanism (2) is arranged on the lifting platform (5).