Search

CN-224209708-U - Grinding wheel spindle structure of double-sided thinning grinding equipment

CN224209708UCN 224209708 UCN224209708 UCN 224209708UCN-224209708-U

Abstract

The utility model relates to a grinding wheel spindle structure of double-sided thinning grinding equipment, which comprises a mounting plate, wherein a spindle body is arranged on the mounting plate along the vertical direction, a first bearing seat is arranged at the penetrating position of the spindle body, a mounting disc is arranged at one end of the spindle body, a grinding wheel base body is arranged at one side of the mounting disc, which is opposite to the spindle body, the limiting assembly comprises at least two clamping blocks and clamping grooves, the clamping blocks are arranged at one side of the mounting disc, which is close to the grinding wheel base body, the clamping grooves are arranged at one side of the grinding wheel base body, which is close to the mounting disc, and an adjusting assembly for driving the spindle body to move up and down.

Inventors

  • DU XIAOJIAN
  • QIN HAIHUI
  • LIU JINGFU

Assignees

  • 广东金鼎光学技术股份有限公司

Dates

Publication Date
20260508
Application Date
20250605

Claims (10)

  1. 1. A grinding wheel spindle structure of a double-sided thinning grinding device, comprising: The grinding wheel device comprises a mounting plate (1), wherein a main shaft body (2) is arranged on the mounting plate (1) along the vertical direction, the main shaft body (2) penetrates through the mounting plate (1) and is provided with a first bearing seat (61) at the penetrating position, one end of the main shaft body (2) is provided with a mounting plate (4), and one side, facing away from the main shaft body (2), of the mounting plate (4) is provided with a grinding wheel substrate (41); The limiting assembly comprises at least two clamping blocks (43) and clamping grooves (42), wherein the clamping blocks (43) are arranged on one side, close to the grinding wheel base body (41), of the mounting disc (4), the clamping grooves (42) are arranged on one side, close to the mounting disc (4), of the grinding wheel base body (41), and an adjusting assembly (5) used for driving the spindle body (2) to move up and down is arranged on the outer side of the spindle body (2).
  2. 2. A grinding wheel spindle structure of a double-sided thinning grinding apparatus according to claim 1, characterized in that the spindle body (2) is of a columnar structure and comprises a first end portion (21) and a second end portion (22), the diameter of the first end portion (21) is larger than that of the second end portion (22), and the first end portion (21) is provided with a mounting disc (4) and a grinding wheel base body (41).
  3. 3. The grinding wheel spindle structure of double-sided thinning grinding equipment, as set forth in claim 2, characterized in that through holes (44) are formed in the central positions of the mounting plate (4) and the grinding wheel base body (41) in a penetrating mode, mounting grooves (45) are formed in positions, extending towards the through holes (44), of the upper surface of the grinding wheel base body (41), the diameter of each mounting groove (45) is larger than that of each through hole (44), mounting surfaces (451) are formed in the groove bottom wall, first threaded holes (452) are formed in the mounting surfaces (451) in a surrounding mode, the first threaded holes (452) penetrate through the grinding wheel base body (41) and the mounting plate (4) in sequence in the vertical direction and extend into the spindle body (2), and the mounting plate (4) and the grinding wheel base body (41) are fixedly connected with the first end portions (21) through the first threaded holes (452) and bolts.
  4. 4. A grinding wheel spindle structure of double-sided thinning grinding equipment is characterized in that a second threaded hole (46) is formed in the lower surface of the mounting plate (4) at a position close to the extension in an annular array mode, the second threaded hole (46) penetrates through the mounting plate (4) in the vertical direction and extends into the grinding wheel base body (41), and the mounting plate (4) and the grinding wheel base body (41) are fixedly connected with each other through the second threaded hole (46) and bolts at the position close to the extension.
  5. 5. A grinding wheel spindle structure of double-sided thinning grinding equipment is characterized in that a rotary joint (3) which is in butt joint with an external water source is arranged at a second end part (22) of a spindle body (2), a water spraying hole (31) is formed in the inner axis position of the spindle body (2) in a penetrating mode along the vertical direction, one end of the water spraying hole (31) is communicated with the rotary joint (3), and the other end of the water spraying hole is communicated with the through hole (44).
  6. 6. The grinding wheel spindle structure of double-sided thinning grinding equipment according to claim 1, wherein a spline housing (6) and a convex strip (63) clamped with the spline housing (6) are arranged at the position, corresponding to the mounting plate (1), of the outer surface of the spindle body (2), and two ends of the spline housing (6) protrude out of the upper surface and the lower surface of the first bearing seat (61).
  7. 7. The grinding wheel spindle structure of double-sided thinning grinding equipment, as set forth in claim 6, characterized in that the outer ring of the first bearing seat (61) is fixedly connected with the mounting plate (1), the inner ring of the first bearing seat (61) is slidably connected with the outer surface of the spline housing (6), a synchronizing wheel (62) is arranged at a position, below the mounting plate (1), of the outer surface of the spindle body (2), the inner wall of the synchronizing wheel (62) is fixedly connected with the end part of the spline housing (6), and the outer surface of the synchronizing wheel (62) is in transmission connection with an external motor for driving the spindle body (2) to rotate.
  8. 8. The grinding wheel spindle structure of double-sided thinning grinding equipment according to claim 1, wherein the adjusting component (5) comprises a ball screw (52), a driving mechanism (51) for driving the ball screw (52) and a spindle sleeve (55) arranged on the outer surface of the spindle body (2), the spindle sleeve (55) is connected with the spindle body (2) through a bearing piece (54), a moving part (521) of the ball screw (52) is fixedly connected with the outer surface of the spindle sleeve (55), the inner wall of the spindle sleeve (55) is fixedly connected with the outer surface of the bearing piece (54), and an inner ring of the bearing piece (54) is fixedly connected with the outer surface of the spindle body (2).
  9. 9. The grinding wheel spindle structure of double-sided thinning grinding equipment according to claim 8, wherein one end of the ball screw (52) is connected with an output shaft of the driving mechanism (51), the other end of the ball screw is connected with the second bearing seat (53), and the second bearing seat (53) and the driving mechanism (51) are connected and fixed with an external box body.
  10. 10. The grinding wheel spindle structure of double-sided thinning grinding equipment according to claim 8, wherein the outer surface of the spindle sleeve (55) is provided with a supporting component (7), the supporting component (7) comprises a supporting air cylinder (71) mounted on the mounting plate (1), a fixed plate (72) mounted on the outer surface of the spindle sleeve (55), and a floating joint (73) arranged between the supporting air cylinder (71) and the fixed plate (72).

Description

Grinding wheel spindle structure of double-sided thinning grinding equipment Technical Field The utility model relates to the technical field of glass ceramic grinding, in particular to a grinding wheel spindle structure of double-sided thinning grinding equipment. Background The glass ceramic plate is a mixture of microcrystal and glass, which is made up by using proper glass granules through the processes of sintering and crystallizing. The material has the advantages of hard and compact texture, no pollution in the production process, no radioactive pollution of the product, and being a novel environment-friendly material. At present, when grinding glass ceramics, the glass ceramics is polished through the grinding wheel, the grinding wheel needs to repair the processing surface of the grinding wheel after being used for a period of time, the grinding wheel needs to be installed on a main shaft structure during repair, the polishing position of the grinding wheel is adjusted through the main shaft structure, the grinding wheel is driven to rotationally polish, and accordingly the grinding wheel is better matched with a repair disc mechanism to repair the grinding wheel, but the existing main shaft structure is affected by the structure of the main shaft when the existing main shaft structure is installed and butted with the grinding wheel, the grinding wheel is generally installed at the end part of the main shaft, so that the contact area of the grinding wheel and the main shaft is small, friction force is generated when the grinding wheel is contacted with an oilstone during repair of high-speed rotation, and the grinding wheel and the main shaft installation stress point can be damaged to a certain extent. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a grinding wheel spindle structure of double-sided thinning grinding equipment, which is used for solving the technical problems of small installation contact area and single stress point of the existing spindle and a grinding wheel. The utility model relates to a grinding wheel spindle structure of double-sided thinning grinding equipment, which comprises a mounting plate, wherein a spindle body is arranged on the mounting plate along the vertical direction, a first bearing seat is arranged at the penetrating position of the spindle body penetrating through the mounting plate, a mounting plate is arranged at one end of the spindle body, and a grinding wheel matrix is arranged at one side of the mounting plate, which is opposite to the spindle body; The limiting assembly comprises at least two clamping blocks and clamping grooves, the clamping blocks are arranged on one side, close to the grinding wheel base body, of the mounting disc, the clamping grooves are arranged on one side, close to the mounting disc, of the grinding wheel base body, and an adjusting assembly used for driving the spindle body to move up and down is arranged on the outer side of the spindle body. As a further improvement of the utility model, the main shaft body is of a columnar structure and comprises a first end part and a second end part, the diameter of the first end part is larger than that of the second end part, and the first end part is provided with a mounting disc and a grinding wheel matrix. As a further improvement of the utility model, through holes are formed in the central positions of the mounting plate and the grinding wheel base body in a penetrating manner, a mounting groove is formed in the upper surface of the grinding wheel base body, close to the extension position of the through holes, the diameter of the mounting groove is larger than that of the through holes, a mounting surface is formed in the bottom wall of the groove, a first threaded hole is formed in the mounting surface in a surrounding manner of an annular array, the first threaded hole penetrates through the grinding wheel base body and the mounting plate in sequence in the vertical direction and extends into the main shaft body, and the mounting plate and the grinding wheel base body are connected and fixed with the first end through the first threaded hole and a bolt. As a further improvement of the utility model, a second threaded hole is formed in the annular array at the position, close to the extension, of the lower surface of the mounting plate, the second threaded hole penetrates through the mounting plate in the vertical direction and extends into the grinding wheel base body, and the positions, close to the extension, of the mounting plate and the grinding wheel base body are fixedly connected through the second threaded hole and the bolts. As a further improvement of the utility model, a rotary joint which is in butt joint with an external water source is arranged at the second end part of the main shaft body, a water spraying hole is formed in the inner axis position of the main shaft body in a penetrating way along the vertical directi