Traveling wheel capable of controlling grinding removal amount

Abstract

The utility model relates to the technical field of grinding traveling wheels, and discloses a traveling wheel capable of controlling grinding removal amount. Comprising a rack, a motor is fixedly connected to the top end of the rack, an output shaft of the motor extends into the rack and is fixedly sleeved with a first gear, a gear ring is fixedly connected to the inner wall of the rack, and a plurality of second gears are arranged in the gap between the first gear and the gear ring in a surrounding and meshing mode; and a plurality of working holes are formed in the inner wall of the second gear in a surrounding mode, the inner wall, located in the working holes, of the second gear is fixedly sleeved with a connecting frame, and a hanging rod is fixedly connected into the second gear. The rotating handle is rotated to drive the bidirectional lead screw to rotate, the sliding block is made to move, the connecting rod is driven to move, the ejector block is made to move to the outer side of the clamping frame, wafers of different specifications can be clamped, the clamping frame is shifted to slide along the inner wall of the connecting frame, the position of the clamping frame can be adjusted, and the grinding removal amount of the wafers can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding parade wheels, in particular to a parade wheel for controlling the amount of grinding removal. Background Art

[0002] Wafer is one of the most important raw materials of LED, the light-emitting component of LED, and the core part of LED. The quality of wafer will directly determine the performance of LED. Wafer is composed of III and V group compound semiconductor materials. When LED is packaged, the incoming wafer is neatly arranged on the wafer film. Wafer grinding parade wheel is a device used for wafer grinding. Wafer grinding is a common semiconductor manufacturing process used to flatten and smooth the surface of silicon wafer.

[0003] In the prior art, in order to ensure the stability of wafer grinding during the wafer grinding process, the wafer needs to be clamped inside the working hole inside the parade wheel, and in order to improve the uniformity of grinding, the parade wheel not only rotates but also revolves when rotating, which makes it inconvenient to adjust the removal amount of the wafer, and affects the flexibility of the grinding process. Therefore, the utility model designs a parade wheel for controlling the grinding removal amount. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that in order to ensure the stability of wafer grinding, the wafer needs to be clamped inside the working hole inside the parade wheel, and in order to improve the uniformity of grinding, the parade wheel not only rotates on itself but also revolves around the sun, which makes it inconvenient to adjust the removal amount of the wafer and affects the flexibility of the grinding process. A parade wheel for controlling the grinding removal amount is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A parade wheel for controlling the amount of grinding removal comprises a frame, the top of the frame is fixedly connected to a motor, the output shaft of the motor extends to the interior of the frame and is fixedly sleeved with a first gear, the inner wall of the frame is fixedly connected to a gear ring, a plurality of second gears are arranged in meshing around the gap between the first gear and the gear ring, a plurality of working holes are opened around the inner wall of the second gear, a connecting frame is fixedly sleeved on the inner wall of the second gear located at the working hole, a suspension rod is fixedly connected to the interior of the second gear, an annular groove is opened on the inner wall of the top of the frame, the rod wall of the suspension rod is slidably arranged on the inner wall of the annular groove, a clamping frame is slidably arranged inside the connecting frame, a rectangular groove is opened inside the connecting frame, a guide block is fixedly connected to the side wall of the clamping frame, the guide block is slidably arranged on the inner wall of the connecting frame located in the rectangular groove, and a clamping mechanism is provided inside the clamping frame.

[0007] Preferably, a grinding disc is provided at the bottom of the frame, and a connecting piece is provided at the connection between the frame and the grinding disc.

[0008] Preferably, the clamping mechanism includes a bidirectional screw, a slider, a connecting rod and a top block, the inner wall of the clamping frame is provided with a cavity, the rod wall of the bidirectional screw is rotatably connected to the inner wall of the clamping frame located in the cavity, the slider is slidably set on the rod wall of the bidirectional screw, one end of the connecting rod is hingedly set on the side wall of the slider, the inner wall of the clamping frame located in the cavity is provided with an opening, the top block is slidably set on the inner wall of the opening, and the end of the connecting rod facing away from the slider is hingedly set on the side wall of the top block.

[0009] Preferably, a side of the top block facing away from the connecting rod is fixedly connected with an anti-skid pad, and a side wall of the anti-skid pad is provided with a plurality of protrusions.

[0010] Preferably, the top rod wall of the bidirectional screw rod passes through the cavity, extends to the outside of the clamping frame, and is fixedly connected with a rotating handle.

[0011] Preferably, a groove is provided on the inner wall of the guide block, an elastic sheet is fixedly connected to the inner wall of the guide block located at the groove, an insert block is fixedly connected to the side wall of the elastic sheet, a plurality of holes are provided on the inner wall of the connecting frame located at the rectangular groove, and the insert block is plugged into the inner wall of the connecting frame located at the slot.

[0012] Preferably, a pull rope is fixedly connected to the side wall of the plug block, and one end of the pull rope facing away from the plug block passes through the guide block, extends to the outside of the clamping frame and is fixedly connected to a pull ring.

[0013] Preferably, the end of the plug block is provided with a rounded corner, and the connecting frame is located on the inner wall of the slot and matches the plug block.

[0014] Preferably, the cross-section of the rod wall at the top end of the boom is set to be trapezoidal, the annular groove on the inner wall at the top end of the frame matches the boom, and the inner wall at the top end of the boom is rolled with balls, and the balls are rolled on the inner wall of the frame located in the annular groove.

[0015] Compared with the prior art, the utility model provides a parade wheel for controlling the amount of grinding removal, which has the following beneficial effects:

[0016] 1. The traveling wheel for controlling the grinding removal amount drives the bidirectional screw to rotate by rotating the handle, so that the slider moves, drives the connecting rod to move, and moves the top block to the outside of the clamping frame, so that wafers of different specifications can be clamped and set, and the clamping frame can be moved to slide along the inner wall of the connecting frame to adjust the position of the clamping frame and the grinding removal amount of the wafer.

[0017] 2. The parade wheel for controlling the amount of grinding removal drives the first gear to rotate through the output shaft of the motor. The rotation of the first gear can drive the second gear to rotate. When the second gear rotates, since it is meshed with the ring gear, the second gear revolves along the inner wall of the frame while rotating. When the second gear rotates, the suspension rod slides along the inner wall of the annular groove to improve the stability of the movement of the second gear. The wafer is set inside the clamping frame, and the grinding effect on the wafer can be improved when the second gear rotates. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of a parade wheel for controlling the amount of grinding removal proposed by the utility model;

[0019] Figure 2 A top view of the structure of a parade wheel for controlling the amount of grinding removal proposed by the utility model;

[0020] Figure 3 for Figure 1 Schematic diagram of the enlarged structure of part A in the middle.

[0021] In the figure: 1 frame, 2 motor, 3 first gear, 4 second gear, 5 gear ring, 6 connecting frame, 7 grinding disc, 8 connecting plate, 9 suspension rod, 10 clamping frame, 11 bidirectional screw rod, 12 slider, 13 connecting rod, 14 top block, 15 anti-slip pad, 16 turning handle, 17 guide block, 18 elastic sheet, 19 plug block, 20 pull rope, 21 pull ring, 22 ball bearing. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Embodiment 1

[0024] Reference Figure 1-3A parade wheel for controlling the amount of grinding removal comprises a frame 1, a motor 2 is fixedly connected to the top of the frame 1, the output shaft of the motor 2 extends to the inside of the frame 1 and is fixedly sleeved with a first gear 3, a gear ring 5 is fixedly connected to the inner wall of the frame 1, a plurality of second gears 4 are arranged in meshing around the gap between the first gear 3 and the gear ring 5, a plurality of working holes are opened around the inner wall of the second gear 4, a connecting frame 6 is fixedly sleeved on the inner wall of the second gear 4 located at the working hole, a suspension rod 9 is fixedly connected to the inside of the second gear 4, an annular groove is opened on the inner wall of the top of the frame 1, the rod wall of the suspension rod 9 is slidably set on the inner wall of the annular groove, a clamping frame 10 is slidably provided inside the connecting frame 6, a rectangular groove is opened inside the connecting frame 6, a guide block 17 is fixedly connected to the side wall of the clamping frame 10, the guide block 17 is slidably set on the inner wall of the connecting frame 6 located in the rectangular groove, a grinding disc 7 is provided at the bottom of the frame 1, and a connecting piece 8 is provided at the connection between the frame 1 and the grinding disc 7.

[0025] A clamping mechanism is provided inside the clamping frame 10, and the clamping mechanism includes a bidirectional screw rod 11, a slider 12, a connecting rod 13 and a top block 14. A cavity is provided on the inner wall of the clamping frame 10, and the rod wall of the bidirectional screw rod 11 is rotatably connected to the inner wall of the clamping frame 10 located in the cavity. The slider 12 is slidably set on the rod wall of the bidirectional screw rod 11, and one end of the connecting rod 13 is hingedly set on the side wall of the slider 12. An opening is provided on the inner wall of the clamping frame 10 located in the cavity, and the top block 14 is slidably set on the inner wall of the opening. One end of the connecting rod 13 facing away from the slider 12 is hingedly set on the side wall of the top block 14, and a side of the top block 14 facing away from the connecting rod 13 is fixedly connected with an anti-slip pad 15, and the side wall of the anti-slip pad 15 is provided with a plurality of protrusions. The top rod wall of the bidirectional screw rod 11 passes through the cavity and extends to the outside of the clamping frame 10 and is fixedly connected with a turning handle 16.

[0026] When in use, the rotation of the output shaft of the motor 2 can drive the first gear 3 to rotate, and the rotation of the first gear 3 can drive the second gear 4 to rotate. When the second gear 4 rotates, since it is meshed with the ring gear 5, the second gear 4 revolves along the inner wall of the frame 1 while rotating. When the second gear 4 rotates, the suspension rod 9 slides along the inner wall of the annular groove to improve the stability of the movement of the second gear 4. The wafer is set inside the clamping frame 10, and the grinding effect of the wafer can be improved when the second gear 4 rotates. Rotating the handle 16 can drive the bidirectional screw rod 11 to rotate, so that the slider 12 moves, and the connecting rod 13 moves, so that the top block 14 can be moved out to the outside of the clamping frame 10, so that wafers of different specifications can be clamped. The clamping frame 10 is moved along the inner wall of the connecting frame 6 to adjust the position of the clamping frame 10 and the grinding removal amount of the wafer. The guide block 17 slides along the inner wall of the rectangular groove to improve the stability of the movement of the clamping frame 10.

[0027] Embodiment 2

[0028] Reference Figure 1-3A groove is provided on the inner wall of the guide block 17, and an elastic sheet 18 is fixedly connected to the inner wall of the guide block 17 located in the groove, and an insert block 19 is fixedly connected to the side wall of the elastic sheet 18. A plurality of plug holes are provided on the inner wall of the connecting frame 6 located in the rectangular groove, and the insert block 19 is plugged into the inner wall of the connecting frame 6 located in the slot, and a pull rope 20 is fixedly connected to the side wall of the insert block 19. The end of the pull rope 20 away from the insert block 19 passes through the guide block 17 and extends to the outside of the clamping frame 10 and is fixedly connected to a pull ring 21. A chamfer is provided on the end of the insert block 19, and the inner wall of the connecting frame 6 located in the slot matches the insert block 19.

[0029] The elastic sheet 18 can push the plug block 19 to move into the interior of the socket, so that the guide block 17 can remain stable on the inner wall of the rectangular groove, and the clamping frame 10 can be stably placed, thereby improving the stability of the wafer during grinding. Subsequently, pulling the pull ring 21 can pull the plug block 19 to retract into the cavity, and the guide block 17 can be flexibly adjusted.

[0030] Embodiment 3

[0031] Reference Figure 1-3 The cross-section of the rod wall at the top of the suspension rod 9 is set to be trapezoidal, the annular groove on the inner wall at the top of the frame 1 matches the suspension rod 9, and a ball 22 is rolled on the inner wall of the top of the suspension rod 9, and the ball 22 is rolled on the inner wall of the frame 1 located in the annular groove.

[0032] The inner wall of the suspension rod 9 is provided with a ball 22, which can make the suspension rod 9 more efficient and stable when sliding along the inner wall of the annular groove, reduce friction resistance, and improve transmission efficiency.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A parade wheel for controlling the amount of grinding removal, comprising a frame (1), characterized in that: The top of the frame (1) is fixedly connected to a motor (2); the output shaft of the motor (2) extends into the interior of the frame (1) and is fixedly sleeved with a first gear (3); the inner wall of the frame (1) is fixedly connected to a gear ring (5); a plurality of second gears (4) are arranged in meshing engagement with each other at a gap between the first gear (3) and the gear ring (5); a plurality of working holes are arranged around the inner wall of the second gear (4); a connecting frame (6) is fixedly sleeved on the inner wall of the working hole of the second gear (4); and the second gear (4) is arranged in a meshing engagement with each other at a gap between the first gear (3) and the gear ring (5). (4) is fixedly connected with a suspension rod (9) inside, an annular groove is provided on the inner wall of the top end of the frame (1), the rod wall of the suspension rod (9) is slidably arranged on the inner wall of the annular groove, a clamping frame (10) is slidably arranged inside the connecting frame (6), a rectangular groove is provided inside the connecting frame (6), a guide block (17) is fixedly connected to the side wall of the clamping frame (10), the guide block (17) is slidably arranged on the inner wall of the connecting frame (6) located in the rectangular groove, and a clamping mechanism is provided inside the clamping frame (10).

2. A parade wheel for controlling the amount of grinding removal according to claim 1, characterized in that: A grinding disc (7) is provided at the bottom of the frame (1), and a connecting piece (8) is provided at the connection between the frame (1) and the grinding disc (7).

3. The parade wheel for controlling the amount of grinding removal according to claim 1, characterized in that: The clamping mechanism comprises a bidirectional screw rod (11), a slider (12), a connecting rod (13) and a top block (14); a cavity is provided on the inner wall of the clamping frame (10); the rod wall of the bidirectional screw rod (11) is rotatably connected to the inner wall of the clamping frame (10) located in the cavity; the slider (12) is slidably arranged on the rod wall of the bidirectional screw rod (11); one end of the connecting rod (13) is hingedly arranged on the side wall of the slider (12); an opening is provided on the inner wall of the clamping frame (10) located in the cavity; the top block (14) is slidably arranged on the inner wall of the opening; and one end of the connecting rod (13) facing away from the slider (12) is hingedly arranged on the side wall of the top block (14).

4. A parade wheel for controlling the amount of grinding removal according to claim 3, characterized in that: A side of the top block (14) facing away from the connecting rod (13) is fixedly connected to an anti-skid pad (15), and a side wall of the anti-skid pad (15) is provided with a plurality of protrusions.

5. The parade wheel for controlling the amount of grinding removal according to claim 3, characterized in that: The top rod wall of the bidirectional screw rod (11) penetrates the cavity, extends to the outside of the clamping frame (10), and is fixedly connected to a rotating handle (16).

6. The parade wheel for controlling the amount of grinding removal according to claim 1, characterized in that: The inner wall of the guide block (17) is provided with a groove, the inner wall of the guide block (17) located in the groove is fixedly connected with an elastic sheet (18), the side wall of the elastic sheet (18) is fixedly connected with an insert block (19), the inner wall of the connection frame (6) located in the rectangular groove is provided with a plurality of insert holes, and the insert block (19) is plugged into the inner wall of the connection frame (6) located in the slot.

7. A parade wheel for controlling the amount of grinding removal according to claim 6, characterized in that: A drawstring (20) is fixedly connected to the side wall of the insert block (19); one end of the drawstring (20) facing away from the insert block (19) passes through the guide block (17) and extends to the outside of the clamping frame (10) and is fixedly connected to a draw ring (21).

8. The parade wheel for controlling the amount of grinding removal according to claim 6, characterized in that: The end of the insert block (19) is provided with a rounded corner, and the connection frame (6) is located on the inner wall of the slot and matches the insert block (19).

9. The parade wheel for controlling the amount of grinding removal according to claim 1, characterized in that: The cross-section of the rod wall at the top end of the suspension rod (9) is arranged to be trapezoidal, the annular groove on the inner wall at the top end of the frame (1) matches the suspension rod (9), a ball (22) is rollingly arranged on the inner wall at the top end of the suspension rod (9), and the ball (22) is rollingly arranged on the inner wall of the frame (1) located in the annular groove.

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