Metal workpiece dedusting and polishing device

Abstract

The invention provides a metal workpiece dedusting and polishing device, and relates to the field of metal workpiece polishing. The dust collection device comprises an operation table and a surrounding plate arranged on the operation table, a dust collection cavity is formed in the surrounding plate, a negative pressure fan is installed in the dust collection cavity, dust collection holes are formed in the inner wall of the dust collection cavity in a penetrating mode, a collection cavity is formed in the operation table, and a falling hole is formed between the collection cavity and the dust collection cavity in a communicating mode. A containing groove communicating with the collecting cavity is formed in the operation table, and a collecting groove body is arranged in the containing groove. The device has the effect that harm to the body of an operator is not likely to be caused.

Description

Technical Field

[0001] The present application relates to the field of metal workpiece polishing, and in particular to a metal workpiece dust removal and polishing device. Background Art

[0002] "Polishing" is a surface treatment technology, which is mainly used to improve the finish and smoothness of the surface of an object, making it present a brighter and more delicate appearance.

[0003] The polishing process is usually carried out by using a polishing machine or manual operation, using polishing agents or polishing powders to rub and grind the surface of an object, thereby removing the rough parts and tiny bumps on the surface and making the surface smoother; at the same time, polishing can also increase the reflectivity of the surface of the object, making it brighter.

[0004] At present, in the related technology, a Chinese patent with the authorization announcement number CN221290686U discloses a metal workpiece polishing device, which includes a fixed table, a grinding and polishing mechanism is provided on the top of the fixed table, a clamping mechanism is installed between the fixed table and the grinding and polishing mechanism, the clamping mechanism includes a top plate, a storage groove is provided in the middle position of the top of the fixed table, a first spring is elastically connected between the storage groove and the top plate, a two-way threaded rod is connected to the bottom of the top plate through a rack transmission, both ends of the two-way threaded rod are threadedly connected to a threaded sleeve, a transmission rod is fixed on the top of the threaded sleeve, and a limit groove for the transmission rod to slide is provided at both ends of the fixed table, and a clamping plate is installed on one side of the transmission rod. This application realizes the driving of the clamping mechanism by pressing down the self-weight of the metal workpiece, thereby realizing the automatic clamping of metal workpieces of different specifications, which not only improves the working efficiency of the device and the work intensity of the staff, but also improves the scope of application of the device when in use.

[0005] However, dust is easily generated during the polishing process, and if the dust is not removed in time, it is easy to cause harm to the health of the operator. Summary of the invention

[0006] In order to improve the problems existing in the above-mentioned technology, the present application provides a metal workpiece dust removal and polishing device.

[0007] The present application provides a metal workpiece dust removal and polishing device, which adopts the following technical solution: A metal workpiece dust removal and polishing device comprises: an operating table and a surrounding plate arranged on the operating table, a dust suction chamber is provided on the surrounding plate, a negative pressure fan is installed in the dust suction chamber, a dust suction hole is provided through the inner wall of the dust suction chamber, a collecting chamber is provided on the operating table, a drop hole is provided between the collecting chamber and the dust suction chamber, a placement groove is provided on the operating table and is connected to the collecting chamber, and a collecting groove body is provided in the placement groove.

[0008] By adopting the above technical solution, during polishing, the negative pressure fan is started to suck the dust into the dust suction chamber through the dust suction hole, so as to quickly eliminate the dust and not easily cause harm to the operator's body; then, the dust falls into the collection chamber through the drop hole, and then continues to fall from the collection chamber into the collection tank body for collection; and after a long period of collection, the collection tank body can be pulled out from the operating table to process the dust in the collection tank body, so as to facilitate the subsequent collection of dust.

[0009] Optionally, a polishing mechanism is arranged between the operating table and the enclosure, and the polishing mechanism includes: a fixed component, a suspension component, a movable component, a polishing component and an adjustment component, the fixed component is installed on the operating table, the movable component is arranged on the enclosure, the suspension component is installed between the enclosure and the movable component, the polishing component is arranged on the movable component, and the adjustment component is arranged between the polishing component and the movable component.

[0010] By adopting the above technical solution, the polishing mechanism can polish the metal workpiece in all directions, thereby making the surface of the metal workpiece brighter and smoother.

[0011] Optionally, the fixing component includes: an electromagnetic chuck, and the electromagnetic chuck is installed on the operating table.

[0012] By adopting the above technical solution, during polishing, the metal workpiece is placed on the electromagnetic chuck, and the electromagnetic chuck is started to adsorb the metal workpiece, thereby improving the stability of the metal workpiece during polishing and improving the polishing quality.

[0013] Optionally, the suspension assembly includes: a suspension rod, a suspension plate, a suspension rope and a dual-axis motor, the suspension rod is rotatably mounted on the enclosure, the dual-axis motor is mounted on the enclosure, and the output shaft of the dual-axis motor is coaxially fixed to the suspension rod, a suspension groove is penetrated through the enclosure, the suspension plate is slidably disposed in the suspension groove, one end of the suspension rope is wound around the suspension rod, and the other end is fixed to the suspension plate, and the moving assembly is disposed on the suspension plate.

[0014] By adopting the above technical solution, during polishing, the dual-axis motor is started to drive the suspension rod to rotate. If the suspension rope is loosened, the polishing assembly can be brought into contact with the metal workpiece, thereby polishing the metal workpiece; if the suspension rope is reeled in, the polishing assembly can be kept away from the metal workpiece, thereby facilitating the removal of the metal workpiece.

[0015] Optionally, the moving component includes: a fixed bar, a moving plate, a driving screw and a driving motor, the fixed bar is fixed to the suspension plate, and a moving groove is opened on the fixed bar, the end of the moving plate is slidably installed in the moving groove, the driving screw is rotatably installed in the moving groove, and the driving screw passes through the moving plate and is threadedly engaged, the driving motor is installed on the suspension plate, and the output shaft of the driving motor is coaxially fixed with the driving screw, the polishing component is arranged on the moving plate, and the adjustment component is arranged between the polishing component and the moving component.

[0016] By adopting the above technical solution, during polishing, the driving motor is started to drive the screw rod to rotate forward and reversely, so that the moving plate can move back and forth in the moving groove, so that the polishing assembly can continuously polish the surface of the metal workpiece.

[0017] Optionally, the polishing assembly includes: a rotating rod, a polishing roller and a polishing motor, the polishing motor is arranged on the movable plate, and the output shaft of the polishing motor is coaxially fixed with the rotating rod, the polishing roller is sleeved on the rotating rod, and the adjustment assembly is arranged between the polishing motor and the movable plate.

[0018] By adopting the above technical solution, during polishing, the suspension plate is lowered until the polishing roller contacts the metal workpiece; then the polishing motor is started to drive the polishing roller to polish the surface of the metal workpiece.

[0019] Optionally, the adjustment assembly includes: a rotating part and a displacement part, the displacement part includes: a displacement plate, a displacement screw, a driving gear, a driven gear and a displacement motor, the displacement plate is slidably mounted on the movable plate, the displacement screw is rotatably mounted on the movable plate, and the displacement screw passes through the displacement plate and is threadedly engaged, the driven gear is sleeved on the displacement screw, the displacement motor is mounted on the movable plate, and the output shaft of the displacement motor is coaxially fixed with the driving gear, the driving gear is meshed with the driven gear, and the rotating part is arranged between the displacement plate and the polishing motor.

[0020] By adopting the above technical solution, the displacement motor is started to drive the driving gear to drive the driven gear and the displacement screw to rotate, so that the displacement plate can move along the length direction of the moving plate, that is, the polishing roller can move along the length direction of the moving plate.

[0021] Optionally, the rotating part includes: a connecting plate, a rotating rod and a rotating motor, the displacement plate is provided with a rotating hole, the rotating rod is rotatably installed in the rotating hole, the rotating motor is installed on the displacement plate, and the output shaft of the rotating motor is coaxially fixed with the rotating rod, and the connecting plate is fixed between the polishing motor and the rotating rod.

[0022] By adopting the above technical solution, the suspension plate is first pulled up so that the polishing roller is away from the metal workpiece; then, the rotary motor is started to drive the rotary rod to rotate, so that the polishing roller can be rotated to a vertical state; finally, the suspension plate is lowered and the displacement motor is started until the polishing roller contacts the side wall of the metal workpiece, so that the side wall of the metal workpiece can be polished to improve the comprehensiveness of the polishing.

[0023] Optionally, the fixing assembly further includes: a support plate, a support tube, a support rod and a support spring, wherein the support tube is fixed to the operating table, one end of the support rod is arranged in the support tube and the other end is fixed to the support plate, and the support spring is fixed between the operating table and the support plate.

[0024] By adopting the above technical solution, the support plate can prevent the two ends of the metal workpiece from warping up along the length direction, thereby improving the stability during polishing.

[0025] Optionally, the polishing roller and the rotating rod are fixedly connected via fixing bolts.

[0026] By adopting the above technical solution, the fixing bolt is screwed off to release the connection between the polishing roller and the rotating rod; then, the polishing roller is pulled off the rotating rod and replaced, thereby ensuring the polishing quality.

[0027] In summary, the present application includes at least one of the following beneficial effects: 1. When polishing, start the negative pressure fan to suck the dust into the dust suction chamber through the dust suction hole, so as to quickly eliminate the dust and not easily cause harm to the operator's body.

[0028] 2. During polishing, place the metal workpiece on the electromagnetic chuck and start the electromagnetic chuck to adsorb the metal workpiece, thereby improving the stability of the metal workpiece during polishing and improving the polishing quality.

[0029] 3. The support plate can prevent the two ends of the metal workpiece from warping up along the length direction, thereby improving the stability during polishing. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 is a schematic diagram of the structure according to an embodiment of the present application; Figure 2 yes Figure 1 A schematic front view of Figure 3 is along Figure 2 A schematic cross-sectional view taken along the cutting line AA in FIG. Figure 4 yes Figure 1 A schematic stereogram of Figure 5yes Figure 4 Schematic partial enlarged view of part B.

[0031] In the figure: 1. operating table; 11. collecting chamber; 12. placing slot; 121. collecting slot body; 2. enclosure; 21. dust suction chamber; 211. negative pressure fan; 22. dust suction hole; 23. drop hole; 24. suspension slot; 3. fixing assembly; 31. electromagnetic suction cup; 32. supporting cylinder; 33. supporting rod; 34. supporting plate; 35. supporting spring; 4. suspension assembly; 41. suspension rod; 42. suspension plate; 43. suspension rope; 44. dual-axis motor; 5. moving group Parts; 51, fixing bar; 511, moving groove; 52, moving plate; 53, driving screw; 54, driving motor; 6, polishing assembly; 61, rotating rod; 62, polishing roller; 621, fixing bolt; 63, polishing motor; 7, displacement part; 71, displacement plate; 711, rotating hole; 72, displacement screw; 73, driving gear; 74, driven gear; 75, displacement motor; 8, rotating part; 81, connecting plate; 82, rotating rod; 83, rotating motor. DETAILED DESCRIPTION

[0032] The application provides a metal workpiece dust removal and polishing device.

[0033] See also Figure 1 , Figure 2 and Figure 3 A metal workpiece dust removal and polishing device comprises: an operating table 1 and a panel 2 arranged on the top wall of the operating table 1 to form a polishing room. A dust suction chamber 21 is provided on the panel 2, and a negative pressure fan 211 is installed in the dust suction chamber 21; a plurality of dust suction holes 22 are provided through the inner wall of the dust suction chamber 21. When polishing, the negative pressure fan 211 is started to suck dust into the dust suction chamber 21 through the dust suction holes 22, so as to quickly eliminate dust and not easily cause harm to the operator's body.

[0034] See also Figure 3 The operating table 1 is provided with a collecting chamber 11, and a drop hole 23 is provided between the collecting chamber 11 and the dust collecting chamber 21, that is, dust can fall into the collecting chamber 11 through the drop hole 23 for collection. The side wall of the operating table 1 is provided with a placement groove 12, which is connected to the collecting chamber 11 and is located below the collecting chamber 11; a collecting trough body 121 is inserted into the placement groove 12, and the top of the collecting trough body 121 is open. After the dust falls into the collecting chamber 11, the dust can continue to fall into the collecting trough body 121 for collection; and after a long period of collection, the collecting trough body 121 can be pulled out from the operating table 1 to process the dust in the collecting trough body 121, so as to facilitate the subsequent collection of dust.

[0035] See also Figure 1 and Figure 3A polishing mechanism is provided between the operating table 1 and the enclosure 2, and the polishing mechanism can polish the surface of the metal workpiece, thereby making the surface of the metal workpiece more bright and smooth.

[0036] See also Figure 1 and Figure 3 The polishing mechanism includes: a fixed component 3, a suspension component 4, a moving component 5, a polishing component 6 and an adjustment component.

[0037] See also Figure 1 The fixing component 3 includes: an electromagnetic suction cup 31, which is fixedly installed on the top wall of the operating table 1. During polishing, the metal workpiece is placed on the electromagnetic suction cup 31, and the electromagnetic suction cup 31 is started to adsorb the metal workpiece, thereby improving the stability of the metal workpiece during polishing and improving the polishing quality.

[0038] See also Figure 3 Furthermore, the fixing assembly 3 also includes: a support plate 34, a support cylinder 32, a support rod 33 and a support spring 35. In this embodiment, two support plates 34, support cylinders 32, support rods 33 and support springs 35 are provided, and they correspond to each other and are symmetrically arranged with the electromagnetic suction cup 31 as the central axis. The support cylinder 32 is fixed on the top wall of the operating table 1; one end of the support rod 33 is telescoped in the support cylinder 32, and the other end is fixedly connected to the support plate 34. The support spring 35 is fixed between the support plate 34 and the top wall of the operating table 1. During polishing, the metal workpiece can be placed on the electromagnetic suction cup 31 and the support plate 34. The support plate 34 can prevent the two ends of the metal workpiece from being easily lifted along the length direction, thereby improving the stability during polishing.

[0039] See also Figure 1 The suspension assembly 4 includes: a suspension rod 41, a suspension plate 42, a suspension rope 43 and a dual-axis motor 44. In this embodiment, two suspension rods 41, two suspension plates 42 and two suspension ropes 43 are provided, and they correspond to each other. The dual-axis motor 44 is fixedly installed on the top wall of the enclosure 2; the suspension rod 41 is horizontally rotatably installed on the top wall of the enclosure 2, and the suspension rod 41 is coaxially fixed with the output shaft corresponding to the dual-axis motor 44. The opposite side walls of the enclosure 2 are provided with suspension grooves 24 in the vertical direction, and the suspension plates 42 are slidably installed in the corresponding suspension grooves 24 and slide in the vertical direction.

[0040] See also Figure 1 One end of the suspension rope 43 is wound around the corresponding suspension rod 41, and the other end passes through the corresponding suspension groove 24 and is fixedly connected to the top wall of the corresponding suspension plate 42. During polishing, the dual-axis motor 44 is started to drive the suspension rod 41 to rotate. If the suspension rope 43 is loosened, the polishing assembly 6 can be in contact with the metal workpiece, thereby polishing the metal workpiece; if the suspension rope 43 is retracted, the polishing assembly 6 can be kept away from the metal workpiece, thereby facilitating the removal of the metal workpiece.

[0041] See also Figure 1 The moving assembly 5 includes: a fixed bar 51, a moving plate 52, a driving screw 53 and a driving motor 54. The fixed bar 51 is fixed between the two suspension plates 42. The side wall of the fixed bar 51 is provided with a moving groove 511 along the length direction. One end of the moving plate 52 is slidably installed in the moving groove 511 and slides along the length direction of the moving groove 511, and the other end extends out of the moving groove 511. The driving screw 53 is horizontally rotatably installed in the moving groove 511, and the driving screw 53 passes through the moving plate 52 and is threadedly matched with the moving plate 52.

[0042] See also Figure 1 The driving motor 54 is installed on any one of the suspension plates 42, and the output shaft of the driving motor 54 is coaxially fixed with the driving screw 53. During polishing, the driving motor 54 is started to drive the screw 53 to rotate forward and reverse, so that the moving plate 52 can move back and forth in the moving groove 511, so that the polishing assembly 6 can continuously polish the surface of the metal workpiece.

[0043] See also Figure 1 The polishing assembly 6 includes: a rotating rod 61, a polishing roller 62 and a polishing motor 63. The polishing motor 63 is arranged on the bottom wall of the moving plate 52, and the output shaft of the polishing motor 63 is coaxially fixed with the rotating rod 61. The polishing roller 62 is sleeved on the rotating rod 61. In this embodiment, the polishing roller 62 adopts the material of the polishing wheel in the prior art, but is produced in a roller shape. During polishing, the suspension plate 42 is lowered until the polishing roller 62 contacts the metal workpiece; then the polishing motor 63 is started to drive the polishing roller 62 to polish the surface of the metal workpiece.

[0044] See also Figure 1 Furthermore, the polishing roller 62 is fixedly connected to the rotating rod 61 by a fixing bolt 621. If the polishing effect of the polishing roller 62 is reduced, the fixing bolt 621 can be unscrewed to release the connection between the polishing roller 62 and the rotating rod 61; then, the polishing roller 62 can be removed from the rotating rod 61 to replace the polishing roller 62, thereby ensuring the polishing quality.

[0045] See also Figure 3 , Figure 4 and Figure 5 The adjustment component includes: a rotating part 8 and a displacement part 7.

[0046] See also Figure 3The displacement part 7 includes: a displacement plate 71, a displacement screw 72, a driving gear 73, a driven gear 74 and a displacement motor 75. The displacement plate 71 is slidably mounted on the bottom wall of the moving plate 52 and slides along the length direction of the moving plate 52 (the displacement plate 71 can be slidably mounted on the moving plate 52 using a limit block to ensure that the displacement plate 71 can only move but not rotate, which is not shown in the figure); the polishing motor 63 is arranged on the displacement plate 71. The displacement screw 72 is horizontally rotatably mounted on the bottom wall of the moving plate 52, and the displacement screw 72 passes through the moving plate 52 and is threadedly matched with the moving plate 52.

[0047] See also Figure 3 The displacement motor 75 is fixedly mounted on the top wall of the moving plate 52, and the output shaft of the displacement motor 75 is coaxially fixed with the driving gear 73. The driven gear 74 is coaxially sleeved on one end of the displacement screw 72 close to the fixed bar 51, and the driving gear 73 is meshed with the driven gear 74. The displacement motor 75 is started to drive the driving gear 73 to drive the driven gear 74 and the displacement screw 72 to rotate, so that the displacement plate 71 can move along the length direction of the moving plate 52, that is, the polishing roller 62 can move along the length direction of the moving plate 52.

[0048] See also Figure 3 and Figure 5 The rotating part 8 includes: a connecting plate 81, a rotating rod 82 and a rotating motor 83. A rotating hole 711 is formed through the side wall of the displacement plate 71, and the rotating rod 82 is rotatably installed in the rotating hole 711; and the polishing motor 63 is fixed to the rotating rod 82 through the connecting plate 81. The rotating motor 83 is fixedly installed on the side wall of the displacement plate 71 away from the polishing motor 63, and the output shaft of the rotating motor 83 is fixedly connected to the rotating rod 82. After the polishing of the top surface and the bottom surface of the metal workpiece is completed, the suspension plate 42 is first pulled up so that the polishing roller 62 is away from the metal workpiece; then, the rotating motor 83 is started to drive the rotating rod 82 to rotate, so that the polishing roller 62 can be rotated to a vertical state; finally, the suspension plate 42 is lowered, and the displacement motor 75 is started until the polishing roller 62 contacts the side wall of the metal workpiece, so that the side wall of the metal workpiece can be polished to improve the comprehensiveness of the polishing; The polishing roller 62 can even be controlled to rotate to a certain tilt angle, so as to polish the edge of the metal workpiece.

[0049] The working principle of a metal workpiece dust removal and polishing device of the present application when in use is specifically as follows: during polishing, the negative pressure fan 211 is started to suck the dust into the dust suction chamber 21 through the dust suction hole 22, so as to quickly eliminate the dust and not easily cause harm to the operator's body; then, the dust falls into the collection chamber 11 through the drop hole 23, and then continues to fall from the collection chamber 11 to the collection trough 121 for collection; and after a long period of collection, the collection trough 121 can be pulled out from the operating table 1 to process the dust in the collection trough 121, so as to facilitate the subsequent collection of dust.

[0050] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A metal workpiece dust removal and polishing device, characterized in that: include: An operating table (1) and a panel (2) arranged on the operating table (1), wherein a dust suction chamber (21) is provided on the panel (2), and a negative pressure fan (211) is installed in the dust suction chamber (21), and a dust suction hole (22) is provided through the inner wall of the dust suction chamber (21), a collection chamber (11) is provided on the operating table (1), and a drop hole (23) is provided between the collection chamber (11) and the dust suction chamber (21), and a placement groove (12) is provided on the operating table (1) and is connected to the collection chamber (11), and a collection groove body (121) is provided in the placement groove (12).

2. The metal workpiece dust removal and polishing device according to claim 1, characterized in that: A polishing mechanism is arranged between the operating table (1) and the enclosure (2), and the polishing mechanism comprises: a fixed component (3), a suspension component (4), a movable component (5), a polishing component (6) and an adjustment component, wherein the fixed component (3) is mounted on the operating table (1), the movable component (5) is arranged on the enclosure (2), the suspension component (4) is mounted between the enclosure (2) and the movable component (5), the polishing component (6) is arranged on the movable component (5), and the adjustment component is arranged between the polishing component (6) and the movable component (5).

3. The metal workpiece dust removal and polishing device according to claim 2, characterized in that: The fixing assembly (3) comprises an electromagnetic suction cup (31), and the electromagnetic suction cup (31) is installed on the operating table (1).

4. The metal workpiece dust removal and polishing device according to claim 2, characterized in that: The suspension assembly (4) comprises: a suspension rod (41), a suspension plate (42), a suspension rope (43) and a double-axis motor (44); the suspension rod (41) is rotatably mounted on the enclosure (2); the double-axis motor (44) is mounted on the enclosure (2); and the output shaft of the double-axis motor (44) is coaxially fixed to the suspension rod (41); a suspension groove (24) is penetrated through the enclosure (2); the suspension plate (42) is slidably arranged in the suspension groove (24); one end of the suspension rope (43) is wound around the suspension rod (41) and the other end is fixed to the suspension plate (42); and the moving assembly (5) is arranged on the suspension plate (42).

5. The metal workpiece dust removal and polishing device according to claim 4, characterized in that: The moving assembly (5) comprises: a fixing bar (51), a moving plate (52), a driving screw rod (53) and a driving motor (54); the fixing bar (51) is fixed on the suspension plate (42), and a moving groove (511) is provided on the fixing bar (51); the end of the moving plate (52) is slidably installed in the moving groove (511); the driving screw rod (53) is rotatably installed in the moving groove (511), and the driving screw rod (53) passes through the moving plate (52) and is threadedly engaged; the driving motor (54) is installed on the suspension plate (42), and the output shaft of the driving motor (54) is coaxially fixed with the driving screw rod (53); the polishing assembly (6) is arranged on the moving plate (52), and the adjustment assembly is arranged between the polishing assembly (6) and the moving assembly (5).

6. The metal workpiece dust removal and polishing device according to claim 5, characterized in that: The polishing assembly (6) comprises: a rotating rod (61), a polishing roller (62) and a polishing motor (63); the polishing motor (63) is arranged on the movable plate (52), and the output shaft of the polishing motor (63) is coaxially fixed with the rotating rod (61); the polishing roller (62) is sleeved on the rotating rod (61); and the adjustment assembly is arranged between the polishing motor (63) and the movable plate (52).

7. The metal workpiece dust removal and polishing device according to claim 6, characterized in that: The adjustment assembly comprises: a rotating part (8) and a displacement part (7); the displacement part (7) comprises: a displacement plate (71), a displacement screw rod (72), a driving gear (73), a driven gear (74) and a displacement motor (75); the displacement plate (71) is slidably mounted on the moving plate (52); the displacement screw rod (72) is rotatably mounted on the moving plate (52); the displacement screw rod (72) penetrates the displacement plate (71) and is threadedly engaged; the driven gear (74) is sleeved on the displacement screw rod (72); the displacement motor (75) is mounted on the moving plate (52); the output shaft of the displacement motor (75) is coaxially fixed with the driving gear (73); the driving gear (73) is meshed with the driven gear (74); and the rotating part (8) is arranged between the displacement plate (71) and the polishing motor (63).

8. The metal workpiece dust removal and polishing device according to claim 7, characterized in that: The rotating part (8) comprises: a connecting plate (81), a rotating rod (82) and a rotating motor (83); a rotating hole (711) is formed through the displacement plate (71); the rotating rod (82) is rotatably mounted in the rotating hole (711); the rotating motor (83) is mounted on the displacement plate (71); and the output shaft of the rotating motor (83) is coaxially fixed to the rotating rod (82); and the connecting plate (81) is fixed between the polishing motor (63) and the rotating rod (82).

9. The metal workpiece dust removal and polishing device according to claim 3, characterized in that: The fixing assembly (3) further comprises: a support plate (34), a support tube (32), a support rod (33) and a support spring (35); the support tube (32) is fixed on the operating table (1); one end of the support rod (33) is arranged in the support tube (32) and the other end is fixed to the support plate (34); the support spring (35) is fixed between the operating table (1) and the support plate (34).

10. The metal workpiece dust removal and polishing device according to claim 6, characterized in that: The polishing roller (62) and the rotating rod (61) are fixedly connected via a fixing bolt (621).

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