Optical part polishing machine

Abstract

The utility model discloses an optical part polishing machine which comprises a polishing device and a multi-axis moving device, and the polishing device is connected with a four-axis moving device. The multi-axis moving device comprises an X-axis moving assembly, a Y-axis moving assembly and a Z-axis moving assembly. The Y-axis moving assembly is mounted on the X-axis moving assembly, and the Y-axis moving assembly is used for moving on the X-axis moving assembly in the X-axis direction; the Z-axis moving assembly is mounted on the Y-axis moving assembly, and the Z-axis moving assembly is used for moving on the Y-axis moving assembly in the Y-axis direction; the grinding device is installed on the Z-axis moving assembly. Wherein the Z-axis moving assembly comprises a third motor, a third mounting plate, a connecting plate and a sliding frame, the third mounting plate is mounted on the Y-axis moving assembly, the fixed end of the third motor is mounted on the third mounting plate, and the movable end of the third motor penetrates through the third mounting plate and then is connected with a third ball screw; the multi-angle polishing machine aims at solving the problem that a polishing machine in the prior art cannot conduct multi-angle polishing on optical parts.

Description

Technical Field

[0001] The utility model relates to the technical field of parts polishing, in particular to an optical parts polishing machine. Background Art

[0002] Optical parts polishing refers to a fine processing technology for the surface of optical parts to make the surface smooth, transparent, and meet the required optical precision requirements. This process is one of the smoothest and most demanding stages in the manufacture of optical parts, and plays a key role in affecting product quality. Through the polishing process, surface defects can be eliminated, surface finish can be improved, and optical parts can be reduced, thereby improving the defects and performance of optical parts. The polishing process is usually an indispensable and key step in the manufacturing process of optical parts, and is of great significance to ensuring product quality and performance.

[0003] The utility model patent with application number: CN202321393992.X and publication number: CN220279175U (hereinafter referred to as "prior art 1") discloses an optical lens polishing machine, including a workbench, on which a lens clamping mechanism and an L-shaped support frame are provided, a guide rod is fixedly connected between the L-shaped support frame and the workbench, a first double-rotation screw is rotatably provided between the L-shaped support frame and the workbench, a first driving motor for driving the first double-rotation screw to rotate is provided on the top of the L-shaped support frame, both ends of the first double-rotation screw are screwed with mounting plates, the mounting plate is slidably connected to the guide rod, a rotating motor is installed on the mounting plate, a rotating shaft is fixedly connected to the output shaft of the rotating motor, and a polishing block is provided on the rotating shaft;

[0004] The specification of prior art 1 discloses an optical lens polishing machine. When in use, the double-sided surface of the optical lens can be polished and ground through the first driving motor. However, in actual application, since the optical parts have curvature, it is necessary to continuously move the polishing head to polish the optical parts in all directions. Prior art 1 can only polish the surface of the optical parts, but cannot polish the edges of the optical parts. Therefore, the polishing machine in the prior art has a small scope of application and cannot grind the edges of the optical parts. Summary of the invention

[0005] The utility model provides an optical part polishing machine, aiming to solve the problem that the polishing machine in the prior art cannot perform multi-angle polishing on the optical part.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] An optical parts polishing machine comprises a grinding device and a multi-axis moving device, wherein the grinding device is connected to the four-axis moving device; the multi-axis moving device comprises an X-axis moving assembly, a Y-axis moving assembly and a Z-axis moving assembly; the Y-axis moving assembly is mounted on the X-axis moving assembly, and the Y-axis moving assembly is used to move along the X-axis direction on the X-axis moving assembly; the Z-axis moving assembly is mounted on the Y-axis moving assembly, and the Z-axis moving assembly is used to move along the Y-axis direction on the Y-axis moving assembly; the grinding device is mounted on the Z-axis moving assembly; wherein the Z-axis moving assembly comprises a third motor, a third mounting plate, a connecting plate and a sliding frame, the third mounting plate is mounted on the Y-axis moving assembly, the fixed end of the third motor is mounted on the third mounting plate, and the movable end passes through the third mounting plate and is connected to a third roller Ball screw, both ends of the third ball screw are rotatably matched with the third mounting plate; the third ball screw is matched with a third screw nut, the end face of the third screw nut is connected to the sliding frame, and the sliding frame is slidably matched with the third mounting plate; the grinding device includes a fourth motor, a fixed plate, a rotating shaft, a rotating rod and a polishing wheel, the fixed plate is mounted on the upper end face of the third mounting plate, the fourth motor is mounted on the fixed plate, the rotating shaft is rotatably mounted on the fixed plate, the fourth motor is used to drive the rotating shaft to rotate, the rotating shaft is provided with a mounting groove and a sliding groove, the sliding groove and the mounting groove are connected to each other, the rotating rod is slidably mounted inside the sliding groove, a limiting protrusion is provided on the rotating rod, and the limiting protrusion is slidably matched with the mounting groove; the rotating rod is also rotatably connected to the sliding frame, and the polishing wheel is fixedly mounted on the end of the rotating rod.

[0008] Furthermore, the Y-axis moving assembly includes a second mounting plate, a second motor, a second ball screw and a second screw nut. The second mounting plate is arranged on the X-axis moving assembly. Both ends of the second ball screw are rotatably connected to the second mounting plate. The second screw nut is used to cooperate with the second ball screw. A slide plate is installed on the upper end surface of the second screw nut, and the third mounting plate is arranged on the slide plate.

[0009] Furthermore, the X-axis moving assembly includes a first mounting plate, a first motor, a first ball screw and a first screw nut, the first motor is used to be installed on a support seat; the movable end of the first motor is connected to the first ball screw through a first transmission mechanism, and the two ends of the first screw nut are rotatably matched with the support seat; the first screw nut is installed below the first mounting plate, the first mounting plate is slidably matched with the support seat, the second mounting plate is fixedly mounted on the first mounting plate, and the first mounting plate and the second mounting plate are arranged perpendicular to each other.

[0010] Furthermore, the support seat, the second mounting plate and the third mounting plate are each provided with two slide rails, each slide rail is provided with a self-locking slider, and the bottom of the first mounting plate is slidably matched with the two slide rails on the support seat through the self-locking slider.

[0011] Furthermore, a protective shell is provided on the third mounting frame.

[0012] Furthermore, the first motor, the second motor, the third motor and the fourth motor are respectively connected to the first ball screw, the second ball screw, the third ball screw and the rotating shaft through a transmission mechanism.

[0013] Furthermore, the transmission mechanism is a belt wheel transmission mechanism or a sprocket transmission mechanism.

[0014] Furthermore, the sliding frame includes a sliding part and a connecting part, the sliding part is connected to the end face of the third screw nut, the self-locking slider is provided under the sliding part, a buckle plate is provided at the bottom of the fixed plate, a sliding groove is provided on the buckle plate, the connecting part is connected to the sliding part through the sliding groove, a bearing seat is provided on the connecting part, and the rotating rod is rotatably matched with the connecting part through the bearing seat.

[0015] Furthermore, a dust cover is provided below the connecting portion, a dust suction port is provided on the dust cover, and the dust suction port is connected to a vacuum cleaner.

[0016] Furthermore, a plurality of connecting ribs are provided between the second mounting plate and the first mounting plate.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The utility model mainly comprises a grinding device and a multi-axis moving device, and the grinding device is connected to the four-axis moving device. In actual use, the device is first installed as a whole near the optical part to be polished. After the optical part is fixed, the X-axis moving component is controlled to move the Y-axis moving component, and the position of the Y-axis moving component is adjusted to match the position of the optical part to be polished. Then, the Y-axis moving component is controlled to make the position of the polishing wheel be located above the optical part to be polished. Finally, the third motor and the fourth motor are controlled to rotate. After the third motor rotates, the third ball screw is driven to rotate. After the third ball screw rotates, the third screw nut and the sliding The frame as a whole moves toward the direction approaching the optical part. During this process, the rotating rod slides in the sliding groove inside the rotating shaft, and the limiting protrusion slides inside the mounting groove. The main function of the limiting protrusion is to prevent the rotating rod from rotating on its own. After the polishing wheel of the rotating rod contacts the optical part to be polished, the third motor stops rotating, and the fourth motor rotates to drive the polishing wheel to rotate, and then the optical part to be polished is polished. During polishing, it is also necessary to adjust the position of the Y-axis moving component and the X-axis moving component according to the position of the edge of the optical part, and then the edge of the optical part to be polished is polished. The advantage of this setting is that the optical lens can be polished in all directions and at multiple angles. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the following is a brief introduction to the drawings required for use in the implementation mode. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 This is one of the structural schematic diagrams of the utility model.

[0021] Figure 2 This is the second structural schematic diagram of the present utility model.

[0022] In the figure, 101-X axis moving assembly, 102-Y axis moving assembly, 103-Z axis moving assembly, 104-third motor, 105-third mounting plate, 106-connecting plate, 107-sliding frame, 108-third ball screw, 109-third screw nut, 110-fourth motor, 111-fixed plate, 112-rotating shaft, 113-rotating rod, 114-polishing wheel, 115-mounting groove, 116-sliding groove, 117-limiting protrusion, 118-third Second mounting plate, 119-second motor, 120-second ball screw, 121-second screw nut, 122-slide plate, 123-first mounting plate, 124-first motor, 125-first ball screw, 126-first screw nut, 127-slide rail, 128-self-locking slider, 129-protective housing, 130-sliding part, 131-connecting part, 132-buckle plate, 133-slide groove, 134-bearing seat, 135-dust cover, 136-connecting rib. DETAILED DESCRIPTION

[0023] The present invention is further described below in conjunction with the embodiments, which are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, other embodiments obtained by ordinary technicians in the field without creative work are all within the protection scope of the present invention.

[0024] See also Figure 1 and Figure 2As shown, this embodiment discloses an optical parts polishing machine, including a grinding device and a multi-axis moving device, wherein the grinding device is connected to the four-axis moving device; the multi-axis moving device includes an X-axis moving component 101, a Y-axis moving component 102, and a Z-axis moving component 103; the Y-axis moving component 102 is installed on the X-axis moving component 101, and the Y-axis moving component 102 is used to move along the X-axis direction on the X-axis moving component 101; the Z-axis moving component 103 is installed on the Y-axis moving component 102, and the Z-axis moving component 103 is used to move along the Y-axis direction on the Y-axis moving component 102; the grinding device is installed on the Z-axis moving component 103; wherein the Z-axis moving component 103 includes a third motor 104, a third mounting plate 105, a connecting plate 106 and a sliding frame 107, the third mounting plate 105 is installed on the Y-axis moving component 102, the fixed end of the third motor 104 is installed on the third mounting plate 105, the movable end passes through the third mounting plate 105 and is connected to a third ball screw 108, both ends of the third ball screw The third ball screw 108 is provided with a third lead screw nut 109, the end face of the third lead screw nut 109 is connected to the sliding frame 107, and the sliding frame 107 is slidably matched with the third mounting plate 105; the polishing device includes a fourth motor 110, a fixed plate 111, a rotating shaft 112, a rotating rod 113 and a polishing wheel 114, the fixed plate 111 is mounted on the upper end face of the third mounting plate 105, the fourth motor 110 is mounted on the fixed plate 111, and the rotating shaft 112 rotates The fourth motor 110 is installed on the fixed plate 111, and is used to drive the rotating shaft 112 to rotate. The rotating shaft 112 is provided with a mounting groove 115 and a sliding groove 116. The sliding groove 116 and the mounting groove 115 are communicated with each other. The rotating rod 113 is slidably installed in the sliding groove 116. The rotating rod 113 is provided with a limiting protrusion 117, and the limiting protrusion 117 is slidably matched with the mounting groove 115. The rotating rod 113 is also rotatably connected to the sliding frame 107, and the polishing wheel 114 is fixedly installed at the end of the rotating rod 113.

[0025] The utility model mainly comprises a grinding device and a multi-axis moving device, and the grinding device is connected to the four-axis moving device; in actual use, the device is first installed as a whole near the optical part to be polished, and after the optical part is fixed, the X-axis moving component 101 is controlled to move the Y-axis moving component 102, and the position of the Y-axis moving component 102 is adjusted to match the position of the optical part to be polished, and then the Y-axis moving component 102 is controlled to make the position of the polishing wheel 114 located above the optical part to be polished, and finally the third motor 104 and the fourth motor 110 are controlled to rotate, and the third motor 104 rotates and drives the third ball screw 108 to rotate, and the third ball screw 108 rotates and drives the third screw nut 109 and the sliding frame 107 as a whole Move in the direction approaching the optical part. During this process, the rotating rod 113 slides in the sliding groove 116 inside the rotating shaft 112, and the limiting protrusion 117 slides inside the mounting groove 115. The main function of the limiting protrusion 117 is to prevent the rotating rod 113 from rotating on its own. After the rotating rod 113 and the polishing wheel 114 contact the optical part to be polished, the third motor 104 stops rotating, and the fourth motor 110 rotates to drive the polishing wheel 114 to rotate, and then the optical part to be polished is polished. During polishing, it is also necessary to adjust the position of the Y-axis moving component 102 and the X-axis moving component 101 according to the position of the edge of the optical part, and then polish the edge of the optical part to be polished. The advantage of this arrangement is that the optical lens can be polished in all directions and at multiple angles.

[0026] In some embodiments, the Y-axis moving assembly 102 includes a second mounting plate 118, a second motor 119, a second ball screw 120 and a second screw nut 121. The second mounting plate 118 is disposed on the X-axis moving assembly 101. Both ends of the second ball screw 120 are rotatably connected to the second mounting plate 118. The second screw nut 121 is used to cooperate with the second ball screw 120. A slide plate 122 is installed on the upper end surface of the second screw nut 121. The third mounting plate 105 is disposed on the slide plate 122.

[0027] During actual use, the second motor 119 rotates to drive the second ball screw 120 to rotate. Since the second screw nut 121 cooperates with the second ball screw 120, the second ball screw 120 rotates to drive the second screw nut 121 and the third mounting plate 105 to move as a whole; after the third mounting plate 105 moves, it drives the entire Z-axis moving assembly 103 and the grinding device to move on the Y-axis.

[0028] In some embodiments, the X-axis moving assembly 101 includes a first mounting plate 123, a first motor 124, a first ball screw 125 and a first screw nut 126, wherein the first motor 124 is used to be mounted on a support seat; the movable end of the first motor 124 is connected to the first ball screw 125 through a first transmission mechanism, and both ends of the first screw nut 126 are rotatably matched with the support seat; the first screw nut 126 is installed below the first mounting plate 123, and the first mounting plate 123 is slidably matched with the support seat, and the second mounting plate 118 is fixedly mounted on the first mounting plate 123, and the first mounting plate 123 and the second mounting plate 118 are arranged perpendicular to each other.

[0029] During actual use, the first motor 124 rotates to drive the first ball screw 125 to rotate. Since the first screw nut 126 cooperates with the first ball screw 125, the first ball screw 125 rotates to drive the first screw nut 126 and the second mounting plate 118 to move as a whole; after the second mounting plate 118 moves, it achieves the purpose of driving the Y-axis moving assembly 102 to move as a whole on the X-axis.

[0030] In some embodiments, two slide rails 127 are disposed on the support seat, the second mounting plate 118 and the third mounting plate 105, and each slide rail 127 is provided with a self-locking slider 128, and the bottom of the first mounting plate 123 is slidably matched with the two slide rails 127 on the support seat through the self-locking slider 128;

[0031] In actual use, the purpose of setting the self-locking slider 128 and the slide rail 127 to slide is to make the sliding between the support seat, the second mounting plate 118 and the third mounting plate 105 and the first mounting plate 123, the third mounting plate 105 and the slide plate 122 smoother, and to form a limit to ensure the stability of the first mounting plate 123, the third mounting plate 105 and the slide plate 122 when sliding.

[0032] In some embodiments, a protective housing 129 is disposed on the third mounting bracket.

[0033] In actual use, the purpose of providing the protective shell 129 is to protect the entire grinding device, while also preventing external debris and dust from adhering to the grinding device. The protective shell 129 is provided to facilitate the staff to clean the entire grinding device.

[0034] In some embodiments, the first motor 124 , the second motor 119 , the third motor 104 , and the fourth motor 110 are respectively connected to the first ball screw 125 , the second ball screw 120 , the third ball screw 108 , and the rotating shaft 112 through transmission mechanisms.

[0035] As an optional implementation, in this embodiment, the transmission mechanism is a pulley transmission mechanism, which includes a plurality of driving pulleys, driven pulleys and belts. The driving pulleys are provided on the output shafts of the first motor 124, the second motor 119, the third motor 104 and the fourth motor 110, and the driven pulleys are provided on the first ball screw 125, the second ball screw 120, the third ball screw 108 and the rotating shaft 112, and the belts are mounted on the driving pulleys and the driven pulleys.

[0036] In some embodiments, the sliding frame 107 includes a sliding portion 130 and a connecting portion 131. The sliding portion 130 is connected to the end surface of the third screw nut 109. The self-locking slider 128 is provided under the sliding portion 130. A buckle plate 132 is provided at the bottom of the fixed plate 111. A slide groove 133 is provided on the buckle plate 132. The connecting portion 131 is connected to the sliding portion 130 through the slide groove 133. A bearing seat 134 is provided on the connecting portion 131. The rotating rod 113 rotates with the connecting portion 131 through the bearing seat 134.

[0037] In some embodiments, a dust cover 135 is disposed below the connection portion 131 , and a dust suction port is disposed on the dust cover 135 , and the dust suction port is connected to a vacuum cleaner.

[0038] In actual use, when the polishing sheet is used to grind optical parts, debris will be generated. After the vacuum cleaner is started, the debris will be sucked into the vacuum cleaner through the suction port. The advantage of this setting is that it is convenient for staff to clean the site.

[0039] In some embodiments, a plurality of connecting ribs 136 are provided between the second mounting plate 118 and the first mounting plate 123;

[0040] In actual use, the purpose of providing the connecting rib 136 is to enable the second mounting plate 118 to be connected to the second mounting plate 118 more stably.

[0041] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "two ends", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0042] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0043] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An optical parts polishing machine, characterized in that: It includes a grinding device and a multi-axis moving device, and the grinding device is connected to the four-axis moving device; The multi-axis moving device comprises an X-axis moving component (101), a Y-axis moving component (102) and a Z-axis moving component (103); the Y-axis moving component is mounted on the X-axis moving component (101), and the Y-axis moving component (102) is used to move on the X-axis moving component (101) along the X-axis direction; the Z-axis moving component (103) is mounted on the Y-axis moving component (102), and the Z-axis moving component (103) is used to move on the Y-axis moving component (102) along the Y-axis direction; and the grinding device is mounted on the Z-axis moving component (103); The Z-axis moving assembly comprises a third motor (104), a third mounting plate (105), a connecting plate (106) and a sliding frame (107); the third mounting plate (105) is mounted on the Y-axis moving assembly (102); a fixed end of the third motor (104) is mounted on the third mounting plate (105); a movable end passes through the third mounting plate (105) and is connected to a third ball screw (108); both ends of the third ball screw are rotatably matched with the third mounting plate (105); a third ball screw nut (109) is matched with the third ball screw (108); an end surface of the third ball screw nut (109) is connected to the sliding frame (107); and the sliding frame (107) is slidably matched with the third mounting plate (105); The polishing device comprises a fourth motor (110), a fixed plate (111), a rotating shaft (112), a rotating rod (113) and a polishing wheel (114); the fixed plate (111) is mounted on the upper end surface of the third mounting plate (105); the fourth motor (110) is mounted on the fixed plate (111); the rotating shaft (112) is rotatably mounted on the fixed plate (111); the fourth motor (110) is used to drive the rotating shaft (112) to rotate; and the rotating shaft (112) is provided with a mounting The mounting groove (115) and the sliding groove (116) are connected to each other, the sliding groove (116) and the mounting groove (115) are connected to each other, the rotating rod (113) is slidably installed in the sliding groove (116), and a limiting protrusion (117) is arranged on the rotating rod (113), and the limiting protrusion (117) is slidably matched with the mounting groove (115); the rotating rod (113) is also rotatably connected to the sliding frame (107), and the polishing wheel (114) is fixedly installed at the end of the rotating rod (113).

2. An optical parts polishing machine according to claim 1, characterized in that: The Y-axis moving assembly (102) comprises a second mounting plate (118), a second motor (119), a second ball screw (120) and a second screw nut (121); the second mounting plate (118) is arranged on the X-axis moving assembly (101); both ends of the second ball screw (120) are rotatably connected to the second mounting plate (118); the second screw nut (121) is used to cooperate with the second ball screw (120); a slide plate (122) is installed on the upper end surface of the second screw nut (121); and the third mounting plate (105) is arranged on the slide plate (122).

3. An optical parts polishing machine according to claim 2, characterized in that: The X-axis moving assembly (101) comprises a first mounting plate (123), a first motor (124), a first ball screw (125) and a first screw nut (126); the first motor (124) is used for mounting on a support seat; the movable end of the first motor (124) is connected to the first ball screw (125) through a first transmission mechanism, and the two ends of the first screw nut (126) are rotatably matched with the support seat; the first screw nut (126) is mounted below the first mounting plate (123), the first mounting plate (123) is slidably matched with the support seat, the second mounting plate (118) is fixedly mounted on the first mounting plate (123), and the first mounting plate (123) and the second mounting plate (118) are arranged perpendicular to each other.

4. An optical parts polishing machine according to claim 3, characterized in that: The support seat, the second mounting plate (118) and the third mounting plate (105) are each provided with two slide rails (127), each slide rail (127) is provided with a self-locking slider (128), and the bottom of the first mounting plate (123) is slidably matched with the two slide rails (127) on the support seat through the self-locking slider (128).

5. An optical parts polishing machine according to claim 1, characterized in that: A protective shell (129) is arranged on the third mounting frame.

6. An optical parts polishing machine according to claim 1, characterized in that: The first motor (124), the second motor (119), the third motor (104) and the fourth motor (110) are respectively connected to the first ball screw (125), the second ball screw (120), the third ball screw (108) and the rotating shaft (112) through transmission mechanisms.

7. An optical parts polishing machine according to claim 6, characterized in that: The transmission mechanism is a belt wheel transmission mechanism or a sprocket transmission mechanism.

8. An optical parts polishing machine according to claim 4, characterized in that: The sliding frame (107) includes a sliding portion (130) and a connecting portion (131), the sliding portion (130) is connected to the end surface of the third lead screw nut (109), the self-locking slider (128) is provided below the sliding portion (130), a buckle plate (132) is provided at the bottom of the fixed plate (111), a slide groove (133) is provided on the buckle plate (132), the connecting portion (131) is connected to the sliding portion (130) via the slide groove (133), a bearing seat (134) is provided on the connecting portion (131), and the rotating rod (113) is rotatably matched with the connecting portion (131) via the bearing seat (134).

9. An optical parts polishing machine according to claim 8, characterized in that: A dust cover (135) is provided below the connecting portion (131), and a dust suction port is provided on the dust cover (135), and the dust suction port is connected to a dust collector.

10. An optical parts polishing machine according to claim 1, characterized in that: A plurality of connecting ribs (136) are provided between the second mounting plate (118) and the first mounting plate (123).

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