Adjustable thickness polishing equipment for air conditioner compressor screw rod processing

Abstract

The application discloses a polishing device with adjustable thickness for air conditioner compressor screw rod processing, and relates to the polishing technical field.The polishing device comprises a servo motor, the output end of the servo motor is fixedly connected with a rotating column, the outer surface of the rotating column is fixedly connected with a first supporting rod, the servo motor is arranged to make the device rotate, the rotating column starts to rotate when the device starts to work, thereby driving the placing device to start to rotate, the polishing device with adjustable thickness for air conditioner compressor screw rod processing further comprises a placing device, the placing device is arranged to place and clamp the air conditioner compressor screw rod, thereby making the air conditioner compressor screw rod rotate, and further completing the brushing work on the outer surface of the air conditioner compressor screw rod, the placing device comprises a placing box, the outer surface of the placing box is fixedly connected with a first fixing block, and the effect of polishing the air conditioner compressor screw rod with different thicknesses is achieved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of polishing technology, in particular to a polishing equipment with adjustable thickness for air conditioner compressor screw rod processing. BACKGROUND

[0002] The air conditioner compressor is used for compressing and driving refrigerant in the air conditioner refrigerant circuit. The air conditioner compressor is generally installed in the outdoor unit. The air conditioner compressor extracts refrigerant from the low pressure area, and sends it to the high pressure area after compression, and releases heat to the air through the heat dissipation fin, and the refrigerant also changes from gas to liquid, and the pressure rises. The working circuit of the air conditioner compressor is divided into evaporation area and condensation area (high pressure area). The indoor unit and outdoor unit of the air conditioner belong to low pressure or high pressure area (depending on the working state). The refrigerant flows from the high pressure area to the low pressure area, and is injected into the evaporator through the capillary tube, and the pressure drops, and the liquid refrigerant immediately changes into gas, and absorbs a large amount of heat from the air through the heat dissipation fin. In this way, the air conditioner compressor works continuously, and continuously absorbs heat from the low pressure area to the refrigerant and sends it to the high pressure area to be dissipated to the air, thereby playing a role in adjusting the temperature.

[0003] When the air conditioner compressor screw rod is processed, the outer surface of the air conditioner compressor screw rod needs to be polished. When the air conditioner compressor screw rod is polished on the market, the end of the air conditioner compressor screw rod needs to be clamped, and then the outer surface of the air conditioner compressor screw rod is polished. The polishing device cannot adapt to air conditioner compressor screw rods of different thicknesses. SUMMARY

[0004] In order to achieve the above purpose, the technical scheme is as follows: a polishing equipment with adjustable thickness for air conditioner compressor screw rod processing, comprising a servo motor, the output end of the servo motor is fixedly connected with a rotating column, the outer surface of the rotating column is fixedly connected with a first supporting rod, by setting the servo motor, the rotating effect of the device can be realized, when starting to work, the rotating column starts to rotate, thereby driving the placing device to start to rotate;

[0005] The adjustable polishing equipment for air conditioner compressor screw rod processing also comprises a placing device, through which the air conditioner compressor screw rod can be placed and clamped, so that the air conditioner compressor screw rod produces a rotating effect, and then the brushing work on the outer surface of the air conditioner compressor screw rod is completed, the placing device comprises a placing box, the outer surface of the placing box is fixedly connected with a first fixed block, the end of the first fixed block is fixedly connected with a first fixed ring, the outer surface of the first fixed ring is slidably connected with a first limiting sleeve, the outer surface of the first limiting sleeve is fixedly connected with a second fixed ring on the side away from the first fixed ring, and the first fixed ring and the first limiting sleeve are arranged to enable the second fixed ring to relatively rotate with the first fixed ring, so that the placing box can rotate, and the brushing device does not rotate;

[0006] The limiting device is arranged to limit the brushing device and complete the distance adjustment effect between the brushing device and the air conditioner compressor screw rod, the limiting device comprises a second fixed block, the second fixed block is fixedly connected to the outer surface of the second fixed ring, the outer surface of the second fixed block is fixedly connected with a limiting rod, and the outer surface of the limiting rod is fixedly connected with a limiting block, the limiting block is arranged to limit the first limiting ring and prevent the first limiting ring from being separated from the outer surface of the limiting rod;

[0007] The brushing device is arranged to brush the outer surface of the air conditioner compressor screw rod and can cooperate with the limiting device to complete the distance adjustment effect, the brushing device comprises a first limiting ring, the first limiting ring is sleeved on the outer surface of the limiting rod, the end of the first limiting ring is fixedly connected with a second supporting rod, one end of the second supporting rod away from the first limiting ring is fixedly connected with a second limiting ring, and the inner cavity of the second limiting ring is sleeved with the limiting device, and the first limiting ring and the second limiting ring are arranged to cooperate with the limiting rod and the limiting block to complete the angle adjustment work.

[0008] Preferably, the inner wall of the placing box is fixedly connected with a first fixed plate, the outer surface of the first fixed plate is fixedly connected with a first soft pad, the outer surface of the first soft pad is fixedly connected with a first clamping plate, and the outer surface of the first clamping plate is fixedly connected with a first anti-skid strip, the first soft pad is arranged to enable the first clamping plate to produce an angle offset effect, and the first clamping plate and the first anti-skid strip are arranged to clamp the bottom end of the air conditioner compressor screw rod.

[0009] Preferably, the outer surface of the placing box is fixedly connected with a clamping device, the clamping device comprises a threaded frame, a threaded column is threadedly connected at the threaded part of the threaded frame, one end of the threaded column is fixedly connected with a handle, by setting the clamping device, the threaded rod of the air conditioner compressor placed in the cavity of the placing box can be clamped, so as to prevent the threaded rod of the air conditioner compressor from deviating during rotation, and the setting of the threaded column and the threaded frame can enable the second clamping plate to move towards the outer surface of the threaded rod of the air conditioner compressor.

[0010] Preferably, one end of the threaded column away from the handle is fixedly connected with a second clamping plate, second soft pads are fixedly connected to the upper and lower sides of the outer surface of the second clamping plate away from the threaded column, a second anti-skid strip is fixedly connected to the outer surface of the second clamping plate away from the threaded column, and the setting of the second soft pads and the second anti-skid strip can clamp and limit the outer surface of the threaded rod of the air conditioner compressor.

[0011] Preferably, the outer surface of the second support rod is fixedly connected with a fixing sleeve, the outer surface of the fixing sleeve is fixedly connected with a third fixing block, the outer surface of the third fixing block is fixedly connected with a second fixing plate, and the setting of the second support rod, the fixing sleeve and the third fixing block can enable the rotating brush head to be fixed, and the outer surface of the second fixing plate is fixedly connected with a rotating brush head.

[0012] Preferably, the rotating brush head comprises a third fixing plate, a limiting column is fixedly connected to the lower surface of the third fixing plate, and the end of the limiting column is slidably connected with a limiting frame, by setting the rotating brush head, the outer surface of the threaded rod of the air conditioner compressor can be brushed, and the setting of the limiting column can cooperate with the limiting frame, so that the rotating plate can produce a horizontal rotating effect.

[0013] Preferably, the lower surface of the limiting frame is fixedly connected with a rotating plate, the end of the rotating plate is fixedly connected with a brushing plate, the outer surface of the brushing plate is fixedly connected with a plurality of brush strips, and the setting of the brush strips can rub against the outer surface of the threaded rod of the air conditioner compressor during rotation, so as to complete the brushing work of the threaded rod of the air conditioner compressor.

[0014] Preferably, the upper and lower surfaces of the brushing plate are respectively fixedly connected with extrusion rods, a third support rod is fixedly connected to the edge side of the outer surface of the third fixing plate away from the second fixing plate, and springs are fixedly connected between the opposite surfaces of the third support rod and the extrusion rods, and the setting of the springs, the third support rod and the extrusion rods can enable the rotating plate to rotate between the opposite surfaces of the third fixing plate while preventing deviation.

[0015] Preferably, the adjustable thickness polishing equipment for air conditioner compressor screw rod machining further comprises a pre-fixing device, through the pre-fixing device, the top end of the air conditioner compressor screw rod can be pre-fixed, so that the air conditioner compressor screw rod rotates more stably, the pre-fixing device comprises a shell, the shell is fixedly connected to the outer surface of the second fixing block at the top, the outer surface of the shell is fixedly connected with a fourth fixed plate, and a hexagonal hole is formed in the upper surface of the fourth fixed plate.

[0016] Preferably, the hexagonal hole in the upper surface of the fourth fixed plate is sleeved with a hexagonal column, the top end of the hexagonal column is fixedly connected with a fourth supporting rod, the end of the fourth supporting rod is fixedly connected with a fifth fixed plate, the side of the lower surface of the fifth fixed plate is fixedly connected with a fourth fixing block, the lower surface of the fourth fixing block is fixedly connected with a third fixing ring, and the third fixing ring can make the pre-fixing frame and the second limiting sleeve rotate on the outer surface of the third fixing ring, so that the rotation of the top end of the air conditioner compressor screw rod is limited.

[0017] The application provides an adjustable thickness polishing equipment for air conditioner compressor screw rod machining.

[0018] I. The adjustable thickness polishing equipment for air conditioner compressor screw rod machining can place and clamp the air conditioner compressor screw rod through the placement device, so that the air conditioner compressor screw rod can rotate to complete the brushing work on the outer surface of the air conditioner compressor screw rod, the second fixing ring can rotate relative to the first fixing ring through the first fixing ring and the first limiting sleeve, so that the placement box can rotate, and the brushing device does not rotate.

[0019] II. The adjustable thickness polishing equipment for air conditioner compressor screw rod machining can limit the brushing device and adjust the distance between the brushing device and the air conditioner compressor screw rod through the limiting device, and the limiting block can limit the first limiting ring to prevent the first limiting ring from being separated from the outer surface of the limiting rod.

[0020] III. The adjustable thickness polishing equipment for air conditioner compressor screw rod machining can brush the outer surface of the air conditioner compressor screw rod through the brushing device, and can cooperate with the limiting device to complete the distance adjustment, and the first limiting ring and the second limiting ring can cooperate with the limiting rod and the limiting block to complete the angle adjustment.

[0021] Four, the adjustable thickness polishing equipment for air conditioner compressor screw rod machining, through the setting clamping device, can be placed in the air conditioner compressor screw rod in the cavity of the placing box clamping, thereby preventing air conditioner compressor screw rod from producing deviation in the process of rotating, the setting of threaded column and threaded frame, can make the second clamping plate can move to the outer surface of air conditioner compressor screw rod, the setting of second soft pad and second anti-skid strip, can clamp and limit the outer surface of air conditioner compressor screw rod.

[0022] Five, the adjustable thickness polishing equipment for air conditioner compressor screw rod machining, through the setting pre-fixing device, can be pre-fixed to the top end of air conditioner compressor screw rod, so that air conditioner compressor screw rod is more stable when rotating, the setting of six-hole, can limit six-prism, the setting of third fixing ring, can make pre-fixing frame and second limiting sleeve can rotate on the outer surface of third fixing ring, thereby limiting the rotating effect of the top end of air conditioner compressor screw rod. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The external structure diagram of the adjustable thickness polishing equipment for air conditioner compressor screw rod machining is shown.

[0024] Figure 2 The disassembly structure diagram is shown.

[0025] Figure 3 The placing device structure diagram is shown.

[0026] Figure 4 The placing device section structure diagram is shown.

[0027] Figure 5 The clamping device structure diagram is shown.

[0028] Figure 6 The brushing device structure diagram is shown.

[0029] Figure 7 The rotating brush head structure diagram is shown.

[0030] Figure 8 The pre-fixing device structure diagram is shown.

[0031] Figure 9 The pre-fixing device local structure diagram is shown.

[0032] In the diagram: 1. Servo motor; 2. Rotating column; 3. First support rod; 4. Placement device; 5. Brushing device; 6. Pre-fixing device; 7. Limiting device; 41. Placement box; 42. First fixing block; 43. First fixing ring; 44. First limiting sleeve; 45. Second fixing ring; 46. Clamping device; 47. First fixing plate; 48. First soft pad; 49. First clamping plate; 410. First anti-slip strip; 461. Threaded frame; 462. Threaded column; 463. Handle; 464. Second clamping plate; 465. Second soft pad; 466. Second anti-slip strip; 51. First limiting ring; 52. Second support rod; 53. Second limiting ring; 5 4. Fixing sleeve; 55. Third fixing block; 56. Second fixing plate; 57. Rotating brush head; 571. Third fixing plate; 572. Limiting post; 573. Rotating plate; 574. Limiting frame; 575. Brushing plate; 576. Brush strip; 577. Extrusion rod; 578. Third support rod; 579. Spring; 61. Outer shell; 62. Fourth fixing plate; 63. Hexagonal hole; 64. Fifth fixing plate; 65. Fourth support rod; 66. Hexagonal prism; 67. Fourth fixing block; 68. Third fixing ring; 69. Second limiting sleeve; 610. Pre-fixing frame; 611. Third soft pad; 71. Second fixing block; 72. Limiting rod; 73. Limiting block. Detailed Implementation

[0033] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the invention to the forms disclosed. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described to better illustrate the principles and practical application of the invention, and to enable those skilled in the art to understand the invention and design various embodiments with various modifications suitable for a particular purpose.

[0034] First embodiment, such as Figures 1-5 As shown, the present invention provides a technical solution: an adjustable grinding device for processing air conditioner compressor screws, including a servo motor 1, a rotating column 2 fixedly connected to the output end of the servo motor 1, and a first support rod 3 fixedly connected to the outer surface of the rotating column 2. By setting the servo motor 1, the device can produce a rotating effect. When the device starts working, the rotating column 2 starts to rotate, thereby driving the placement device 4 to start rotating.

[0035] The adjustable polishing equipment for air conditioner compressor screw rod processing also comprises a placing device 4. The placing device 4 is arranged to place and clamp the air conditioner compressor screw rod, so that the air conditioner compressor screw rod is rotated to complete the brushing work on the outer surface of the air conditioner compressor screw rod. The placing device 4 comprises a placing box 41. The outer surface of the placing box 41 is fixedly connected with a first fixed block 42. The end of the first fixed block 42 is fixedly connected with a first fixed ring 43. The outer surface of the first fixed ring 43 is slidably connected with a first limiting sleeve 44. The outer surface of the first limiting sleeve 44, away from the first fixed ring 43, is fixedly connected with a second fixed ring 45. The first fixed ring 43 and the first limiting sleeve 44 are arranged to enable the second fixed ring 45 to rotate relative to the first fixed ring 43, so that the placing box 41 can rotate, and the brushing device 5 does not rotate.

[0036] A limiting device 7 is arranged to limit the brushing device 5 and adjust the distance between the brushing device 5 and the air conditioner compressor screw rod. The limiting device 7 comprises a second fixed block 71. The second fixed block 71 is fixedly connected to the outer surface of the second fixed ring 45. The outer surface of the second fixed block 71 is fixedly connected with a limiting rod 72. The outer surface of the limiting rod 72 is fixedly connected with a limiting block 73. The limiting block 73 is arranged to limit the first limiting ring 51 and prevent the first limiting ring 51 from being separated from the outer surface of the limiting rod 72.

[0037] The brushing device 5 is arranged to brush the outer surface of the air conditioner compressor screw rod and cooperate with the limiting device 7 to adjust the distance. The brushing device 5 comprises a first limiting ring 51. The first limiting ring 51 is sleeved on the outer surface of the limiting rod 72. The end of the first limiting ring 51 is fixedly connected with a second supporting rod 52. The end of the second supporting rod 52, away from the first limiting ring 51, is fixedly connected with a second limiting ring 53. The inner cavity of the second limiting ring 53 is sleeved with the limiting device 7. The first limiting ring 51 and the second limiting ring 53 are arranged to cooperate with the limiting rod 72 and the limiting block 73 to adjust the angle.

[0038] The inner wall of the placing box 41 is fixedly connected with a first fixed plate 47, the outer surface of the first fixed plate 47 is fixedly connected with a first soft pad 48, the outer surface of the first soft pad 48 is fixedly connected with a first clamping plate 49, and the outer surface of the first clamping plate 49 is fixedly connected with a first anti-skid strip 410. The first soft pad 48 can make the first clamping plate 49 produce an angular offset effect. The first clamping plate 49 and the first anti-skid strip 410 can clamp the bottom end of the air conditioner compressor threaded rod. In use, the operator inserts the bottom end of the air conditioner compressor threaded rod into the inner cavity of the placing box 41 and presses downward. The first clamping plate 49 deforms in angle under the action of the first soft pad 48, so that the air conditioner compressor threaded rod can be smoothly inserted into the inner cavity of the placing box 41. The first clamping plate 49 and the first anti-skid strip 410 clamp the outer surface of the air conditioner compressor threaded rod, thereby preventing the air conditioner compressor threaded rod from producing an offset.

[0039] The outer surface of the placing box 41 is fixedly connected with a clamping device 46, the clamping device 46 includes a threaded frame 461, a threaded column 462 is threadedly connected at a threaded portion of the threaded frame 461, one end of the threaded column 462 is fixedly connected with a handle 463, the clamping device 46 can clamp the air conditioner compressor threaded rod placed in the inner cavity of the placing box 41, thereby preventing the air conditioner compressor threaded rod from producing an offset during rotation. The threaded column 462 and the threaded frame 461 can make the second clamping plate 464 move towards the outer surface of the air conditioner compressor threaded rod. One end of the threaded column 462 away from the handle 463 is fixedly connected with a second clamping plate 464. The upper and lower sides of the outer surface of the second clamping plate 464 away from the threaded column 462 are fixedly connected with a second soft pad 465. The outer surface of the second clamping plate 464 away from the threaded column 462 is fixedly connected with a second anti-skid strip 466. The second soft pad 465 and the second anti-skid strip 466 can clamp and limit the outer surface of the air conditioner compressor threaded rod. In use, after the operator places the air conditioner compressor threaded rod into the inner cavity of the placing box 41, the operator rotates the threaded column 462 to make the threaded column 462 rotate in the inner cavity of the threaded frame 461, thereby making the second clamping plate 464 move towards the outer surface of the air conditioner compressor threaded rod, and completing the clamping work.

[0040] The second embodiment is as follows, Figures 6-7As shown, the outer surface of the second supporting rod 52 is fixedly connected with a fixing sleeve 54, the outer surface of the fixing sleeve 54 is fixedly connected with a third fixing block 55, the outer surface of the third fixing block 55 is fixedly connected with a second fixing plate 56, the arrangement of the second supporting rod 52, the fixing sleeve 54 and the third fixing block 55 can fix the rotating brush head 57, in use, the operator moves the second supporting rod 52 to move the first limiting ring 51 and the second limiting ring 53 on the outer surface of the limiting rod 72, so as to adjust the distance between the rotating brush head 57 and the air conditioner compressor threaded rod, the outer surface of the second fixing plate 56 is fixedly connected with the rotating brush head 57.

[0041] The rotating brush head 57 includes a third fixing plate 571, the lower surface of the third fixing plate 571 is fixedly connected with a limiting column 572, the end of the limiting column 572 is slidingly connected with a limiting frame 574, by arranging the rotating brush head 57, the outer surface of the air conditioner compressor threaded rod can be brushed, the arrangement of the limiting column 572 can cooperate with the limiting frame 574, so that the rotating plate 573 can produce the effect of horizontal rotation, the lower surface of the limiting frame 574 is fixedly connected with the rotating plate 573, the end of the rotating plate 573 is fixedly connected with a brushing plate 575, the outer surface of the brushing plate 575 is fixedly connected with a brush strip 576, and the number of the brush strip 576 is several, the arrangement of the brush strip 576 can rub and match the outer surface of the air conditioner compressor threaded rod in the process of rotation, so as to complete the brushing work of the air conditioner compressor threaded rod, the upper and lower surfaces of the brushing plate 575 are respectively fixedly connected with an extrusion rod 577, the edge side of the outer surface of the third fixing plate 571 away from the second fixing plate 56 is fixedly connected with a third supporting rod 578, the opposite surface between the third supporting rod 578 and the extrusion rod 577 is fixedly connected with a spring 579, the arrangement of the spring 579, the third supporting rod 578 and the extrusion rod 577 can make the rotating plate 573 rotate between the opposite surfaces of the third fixing plate 571 while preventing it from deviating, in use, after the air conditioner compressor threaded rod is placed, the operator connects the servo motor 1 to the power supply and turns on the switch of the servo motor 1, the servo motor 1 starts to work, so as to drive the rotating column 2 to rotate, and then make the air conditioner compressor threaded rod in the placing device 4 rotate, in the process of rotation, the brush strip 576 rubs and matches the outer surface of the air conditioner compressor threaded rod, in the process of friction, the rotating plate 573 will rotate between the opposite surfaces of the third fixing plate 571, so as to increase the brushing effect, and the spring 579 will restore the rotating plate 573 to its original state.

[0042] The third embodiment, as Figures 8-9As shown, the adjustable polishing equipment for air conditioner compressor screw rod machining further comprises a pre-fixing device 6. The pre-fixing device 6 is arranged to pre-fix the top end of the air conditioner compressor screw rod, so that the air conditioner compressor screw rod rotates more stably. The pre-fixing device 6 comprises a shell 61 fixedly connected to the outer surface of the second fixing block 71 at the top. The outer surface of the shell 61 is fixedly connected with a fourth fixed plate 62. The upper surface of the fourth fixed plate 62 is provided with a hexagonal hole 63. The hexagonal hole 63 is arranged to limit the hexagonal column 66. The hexagonal column 66 is sleeved with the hexagonal hole 63 on the upper surface of the fourth fixed plate 62. The top end of the hexagonal column 66 is fixedly connected with a fourth supporting rod 65. The end of the fourth supporting rod 65 is fixedly connected with a fifth fixed plate 64. The side of the lower surface of the fifth fixed plate 64 is fixedly connected with a fourth fixing block 67. The lower surface of the fourth fixing block 67 is fixedly connected with a third fixing ring 68. The third fixing ring 68 is arranged to enable the pre-fixing frame 610 and the second limiting sleeve 69 to rotate on the outer surface of the third fixing ring 68, so as to limit the rotation of the top end of the air conditioner compressor screw rod. The outer surface of the third fixing ring 68 is slidably connected with the second limiting sleeve 69. The lower surface of the second limiting sleeve 69 is fixedly connected with the pre-fixing frame 610. The inner wall of the pre-fixing frame 610 is fixedly connected with a third soft pad 611. The pre-fixing frame 610 is arranged to pre-fix the top end of the air conditioner compressor screw rod. The third soft pad 611 is arranged to clamp the outer surface of the air conditioner compressor screw rod. In use, after the air conditioner compressor screw rod is placed in the placing device 4, the hexagonal column 66 is sleeved in the hexagonal hole 63, and the fifth fixed plate 64 is pressed downward, so that the pre-fixing frame 610 and the third soft pad 611 are sleeved on the outer surface of the top end of the air conditioner compressor screw rod, thereby increasing the stability of the air conditioner compressor screw rod when it rotates.

[0043] Obviously, the embodiments described are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art and related fields without creative work shall fall within the protection scope of the present application. The structures, devices and operation methods not specifically described and explained in the present application shall be implemented according to the conventional means in the art, unless otherwise specified and limited.

Claims

1. An adjustable-coarse grinding device for machining the screw of an air conditioner compressor, comprising a servo motor (1), wherein a rotating column (2) is fixedly connected to the output end of the servo motor (1), and a first support rod (3) is fixedly connected to the outer surface of the rotating column (2), characterized in that: The adjustable-grind grinding equipment for machining the air conditioner compressor screw also includes; The placement device (4) includes a placement box (41), a first fixing block (42) is fixedly connected to the outer surface of the placement box (41), a first fixing ring (43) is fixedly connected to the end of the first fixing block (42), a first limiting sleeve (44) is slidably connected to the outer surface of the first fixing ring (43), and a second fixing ring (45) is fixedly connected to the side of the outer surface of the first limiting sleeve (44) away from the first fixing ring (43). The limiting device (7) includes a second fixing block (71), which is fixedly connected to the outer surface of the second fixing ring (45). A limiting rod (72) is fixedly connected to the outer surface of the second fixing block (71), and a limiting block (73) is fixedly connected to the outer surface of the limiting rod (72). The brushing device (5) includes a first limiting ring (51), which is sleeved on the outer surface of the limiting rod (72). A second support rod (52) is fixedly connected to the end of the first limiting ring (51). A second limiting ring (53) is fixedly connected to the end of the second support rod (52) away from the first limiting ring (51). A limiting device (7) is sleeved in the inner cavity of the second limiting ring (53). A fixing sleeve (54) is fixedly connected to the outer surface of the second support rod (52), a third fixing block (55) is fixedly connected to the outer surface of the fixing sleeve (54), a second fixing plate (56) is fixedly connected to the outer surface of the third fixing block (55), and a rotating brush head (57) is fixedly connected to the outer surface of the second fixing plate (56). The rotating brush head (57) includes a third fixing plate (571), the lower surface of the third fixing plate (571) is fixedly connected to a limiting post (572), and the end of the limiting post (572) is slidably connected to a limiting frame (574). A rotating plate (573) is fixedly connected to the lower surface of the limiting frame (574), a brush plate (575) is fixedly connected to the end of the rotating plate (573), and a brush strip (576) is fixedly connected to the outer surface of the brush plate (575), and the number of the brush strips (576) is several.

2. The adjustable-coarseness grinding equipment for machining air conditioner compressor screws according to claim 1, characterized in that: The inner wall of the placement box (41) is fixedly connected to a first fixing plate (47), the outer surface of the first fixing plate (47) is fixedly connected to a first soft pad (48), the outer surface of the first soft pad (48) is fixedly connected to a first clamping plate (49), and the outer surface of the first clamping plate (49) is fixedly connected to a first anti-slip strip (410).

3. The adjustable-coarseness grinding equipment for machining air conditioner compressor screws according to claim 2, characterized in that: The outer surface of the placement box (41) is fixedly connected to a clamping device (46), which includes a threaded frame (461). A threaded post (462) is threadedly connected to the threaded part of the threaded frame (461), and a handle (463) is fixedly connected to one end of the threaded post (462).

4. The adjustable-coarseness grinding equipment for machining air conditioner compressor screws according to claim 3, characterized in that: The threaded post (462) is fixedly connected to a second clamping plate (464) at the end away from the handle (463). The upper and lower sides of the outer surface of the second clamping plate (464) away from the threaded post (462) are fixedly connected to a second soft pad (465). The outer surface of the second clamping plate (464) away from the threaded post (462) is fixedly connected to a second anti-slip strip (466).

5. The adjustable-coarseness grinding equipment for machining air conditioner compressor screws according to claim 1, characterized in that: The upper and lower surfaces of the scrubbing plate (575) are respectively fixedly connected with a pressing rod (577), and a third support rod (578) is fixedly connected to the side of the outer surface of the third fixing plate (571) away from the second fixing plate (56). A spring (579) is fixedly connected between the opposite surfaces of the third support rod (578) and the pressing rod (577).

6. The adjustable-coarseness grinding equipment for machining air conditioner compressor screws according to claim 1, characterized in that: The adjustable grinding equipment for machining the screw of the air conditioner compressor also includes a pre-fixing device (6). The pre-fixing device (6) includes a housing (61). The housing (61) is fixedly connected to the outer surface of the second fixing block (71) at the top. A fourth fixing plate (62) is fixedly connected to the outer surface of the housing (61). A hexagonal hole (63) is opened on the upper surface of the fourth fixing plate (62).

7. The adjustable-coarseness grinding equipment for machining air conditioner compressor screws according to claim 6, characterized in that: A hexagonal prism (66) is fitted into the hexagonal hole (63) on the upper surface of the fourth fixing plate (62). A fourth support rod (65) is fixedly connected to the top of the hexagonal prism (66). A fifth fixing plate (64) is fixedly connected to the end of the fourth support rod (65). A fourth fixing block (67) is fixedly connected to the side of the lower surface of the fifth fixing plate (64). A third fixing ring (68) is fixedly connected to the lower surface of the fourth fixing block (67).

Images