Riveting tool for inner ball cage shell

Abstract

The utility model discloses a riveting tool for an inner ball cage shell, which comprises a positioning plate, a through hole is arranged in the center of the positioning plate, a straight groove is arranged below the through hole, an upper riveting assembly and a lower riveting assembly are arranged on the positioning plate, the upper riveting assembly comprises a first riveting insert and a second riveting insert, and the first riveting insert and the second riveting insert are arranged on the positioning plate. A first positioning arc part is arranged on the first riveting insert, and first riveting columns are arranged on the two sides of the first positioning arc part; the lower riveting assembly comprises a first riveting insert and a second riveting insert, a second positioning arc part is arranged on the second riveting insert, second riveting columns are arranged on the two sides of the second positioning arc part, the lower riveting assembly comprises a third riveting insert and a fourth riveting insert, a third positioning arc part is arranged on the third riveting insert, and a third riveting column is arranged on one side of the third positioning arc part; and a fourth positioning arc part is arranged on the fourth riveting insert, and a fourth riveting column is arranged on the fourth riveting insert. According to the utility model, the positioning is accurate, the firmness and reliability of each riveting point are ensured, and the internal components are effectively prevented from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of inner ball cages, in particular to a riveting tool for an inner ball cage shell. Background Art

[0002] The riveting tool for the inner ball cage shell is a special tool used to rivet the various parts of the inner ball cage during the manufacturing process, ensuring that the various components of the ball cage can be accurately aligned during riveting, ensuring the accuracy and stability of the final product. During the riveting process, the tooling can provide sufficient pressure to ensure that the rivets or riveted parts are firmly connected. There are three axles on the inner ball cage, and each axle is equipped with a roller.

[0003] The existing riveting tooling has position deviations in the inner ball cage during riveting, which affects the assembly quality and overall performance of the product. The riveting strength is insufficient, which easily leads to loosening or falling off, thus affecting the reliability and service life of the product. In addition, the installation and debugging process of the existing tooling is often cumbersome, and operators need to spend more time to make adjustments, which increases labor intensity. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a riveting tool for an inner ball cage shell, which can accurately position the tool during the riveting process, ensure the firmness and reliability of each riveting point, and effectively prevent the internal components from falling off.

[0005] In order to solve the above technical problems, the utility model provides a riveting tool for an inner ball cage shell, including a positioning plate, a through hole is provided in the center of the positioning plate, a straight groove is provided below the through hole, the straight groove is connected to the through hole, and an upper riveting assembly and a lower riveting assembly are provided on the positioning plate, the upper riveting assembly includes a first riveting insert and a second riveting insert arranged on both sides of the through hole, the first riveting insert is provided with a first positioning arc portion, and first riveting columns are provided on both sides of the first positioning arc portion; the second riveting insert is provided with a second positioning arc portion, and second riveting columns are provided on both sides of the second positioning arc portion; the lower riveting assembly includes a third riveting insert and a fourth riveting insert arranged on both sides of the straight groove, the third riveting insert is provided with a third positioning arc portion, and a third riveting column is provided on one side of the third positioning arc portion; the fourth riveting insert is provided with a fourth positioning arc portion, and a fourth riveting column is provided on the fourth riveting insert.

[0006] A first insert groove and a second insert groove are respectively provided on both sides of the through hole. The first insert groove and the second insert groove are symmetrically arranged. The first riveted insert is inserted in the first insert groove, and the second riveted insert is inserted in the second insert groove.

[0007] The included angle between the first insert groove and the second insert groove is 60°.

[0008] A third insert groove and a fourth insert groove are respectively provided on both sides of the straight groove. The third insert groove and the fourth insert groove are symmetrically arranged. The third riveted insert is inserted in the third insert groove, and the fourth riveted insert is inserted in the fourth insert groove.

[0009] A third limiting groove is provided in the third insert groove, and a corresponding third limiting rib is provided on the third riveted insert, and the third limiting rib is inserted into the third limiting groove; a fourth limiting groove is provided in the fourth insert groove, and a corresponding fourth limiting rib is provided on the fourth riveted insert, and the fourth limiting rib is inserted into the fourth limiting groove.

[0010] The top ends of the first rivet pressing column, the second rivet pressing column, the third rivet pressing column and the fourth rivet pressing column are arc-shaped and higher than the positioning plate.

[0011] There are two first rivet pressing columns and two second rivet pressing columns.

[0012] A first positioning groove is provided on one side of the first insert groove, and a second positioning groove is provided on one side of the second insert groove.

[0013] The width of the straight groove is equal to the diameter of the through hole, and the through hole and the straight groove form a U-shaped groove structure.

[0014] When the utility model is used, the positioning shaft is inserted into the through hole through the straight groove to ensure that it is correctly aligned, providing stable positioning for subsequent riveting. Subsequently, the inner ball cage to be riveted is placed on the tooling to ensure that the two rollers of the inner ball cage are tightly matched with the first positioning arc portion and the second positioning arc portion, and the other roller is tightly matched with the third positioning arc portion and the fourth positioning arc portion to ensure the riveting accuracy. Then, the riveting equipment is started to press the first riveting column, the second riveting column, the third riveting column, and the fourth riveting column onto the inner ball cage shell for riveting, forming 6 riveting points protruding from the inner ball cage shell to prevent internal components from falling off.

[0015] The beneficial effects brought by the utility model are:

[0016] The utility model ensures accurate positioning during the riveting process and reliable pressing quality through precise matching of the positioning arc portion with the inner ball cage roller.

[0017] The positioning shaft is smoothly inserted into the through hole through the straight groove, which simplifies the positioning and installation process, reduces the difficulty of operation and improves production efficiency.

[0018] The utility model improves the firmness and reliability of each riveting point and effectively prevents internal components from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural diagram of the present utility model.

[0020] Figure 2 It is a structural schematic diagram of the positioning plate of the utility model.

[0021] Figure 3 It is a structural schematic diagram of the inner ball cage of the utility model.

[0022] In the figure: 1. positioning plate; 2. through hole; 3. straight groove; 4. first riveted insert; 5. second riveted insert; 6. first positioning arc; 7. first riveted column; 8. second positioning arc; 9. second riveted column; 10. third riveted insert; 11. fourth riveted insert; 12. third riveted column; 13. fourth riveted column; 14. first insert groove; 15. second insert groove; 16. third insert groove; 17. fourth insert groove; 18. third limiting groove; 19. third limiting rib; 20. fourth limiting groove; 21. fourth limiting rib; 22. first positioning groove; 23. second positioning groove; 24. roller; 25. roller; 26. inner ball cage shell; 27. riveting point; 28. third positioning arc; 29. ​​fourth positioning arc. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention; it is obvious that the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0024] according to Figures 1 to 3As shown, the utility model is a riveting tool for an inner ball cage shell 26, comprising a positioning plate 1 with a through hole 2 in the center, a straight groove 3 connected below the through hole 2, the straight groove 3 being communicated with the through hole 2, the width of the straight groove 3 being equal to the diameter of the through hole 2, the through hole 2 and the straight groove 3 forming a U-shaped groove structure, the through hole 2 being used to connect the positioning shaft, the positioning shaft can be smoothly inserted into the through hole 2 through the straight groove 3, thereby simplifying the positioning process of the positioning shaft and enabling the inner ball cage to maintain the correct position and angle during the riveting process. Above the positioning plate 1, an upper riveting assembly and a lower riveting assembly are installed. The upper riveting assembly consists of a first riveting insert 4 and a second riveting insert 5 located on both sides of the through hole 2, wherein the first riveting insert 4 is provided with a first positioning arc 6, and a first riveting column 7 is provided on both sides thereof, and the second riveting insert 5 is also provided with a second positioning arc 8 and second riveting columns 9 on both sides. The lower riveting assembly consists of a third riveting insert 10 and a fourth riveting insert 11 on both sides of the straight groove 3, the third riveting insert 10 is provided with a third positioning arc 28, and a third riveting column 12 is provided on one side. The fourth riveted insert 11 is also provided with a fourth positioning arc 29 and a fourth riveted column 13. The first positioning arc 6 cooperates with the first roller 24 of the inner ball cage, the second positioning arc 8 cooperates with the second roller 24 of the inner ball cage, the third positioning arc 28 and the fourth positioning arc 29 cooperate with the third roller 24 of the inner ball cage, there are two first riveted columns 7, and two second riveted columns 9 are provided, and the six points form a hexagon. Such a structure can ensure the firmness and reliability of each riveted point 27, providing a solid guarantee for the manufacture of the inner ball cage shell 26.

[0025] A first insert slot 14 and a second insert slot 15 are respectively provided on either side of the through hole 2. The first insert slot 14 and the second insert slot 15 are symmetrically arranged. The first riveted insert 4 is inserted into the first insert slot 14, and the second riveted insert 5 is inserted into the second riveted insert slot 15. A third insert slot 16 and a fourth insert slot 17 are respectively provided on either side of the straight slot 3. The third insert slot 16 and the fourth insert slot 17 are symmetrically arranged. The third riveted insert 10 is inserted into the third insert slot 16, and the fourth riveted insert 11 is inserted into the fourth insert slot 17. The third insert slot 16 and the fourth insert slot 17 are aligned, forming an equilateral triangle with the axis of the first insert slot 14 at a 60° angle and the axis of the second insert slot 15 at a 60° angle, respectively.

[0026] A third limiting groove 18 is provided in the third insert groove 16, and a corresponding third limiting rib 19 is provided on the third riveted insert 10, and the third limiting rib 19 is inserted into the third limiting groove 18; a fourth limiting groove 20 is provided in the fourth insert groove 17, and a corresponding fourth limiting rib 21 is provided on the fourth riveted insert 11, and the fourth limiting rib 21 is inserted into the fourth limiting groove 20.

[0027] The top ends of the first rivet pressing column 7, the second rivet pressing column 9, the third rivet pressing column 12 and the fourth rivet pressing column 13 are arc-shaped and higher than the positioning plate 1. The rivet pressing columns are riveted to the inner ball cage shell 26 to form 6 rivet pressing points 27 protruding from the inner ball cage shell 26 to prevent internal components from falling off.

[0028] A first positioning groove 22 is provided on one side of the first insert groove 14 , and a second positioning groove 23 is provided on one side of the second insert groove 15 , which corresponds to the wheel axle of the inner cage shell 26 .

[0029] When the present invention is used, the positioning shaft is inserted into the through hole 2 through the straight groove 3 to ensure that it is correctly aligned to provide stable positioning for subsequent riveting. Subsequently, the inner ball cage to be riveted is placed on the tooling to ensure that the two rollers 24 of the inner ball cage are tightly fitted with the first positioning arc 6 and the second positioning arc 8, and the other roller 24 is tightly fitted with the third positioning arc 28 and the fourth positioning arc 29 to ensure the riveting accuracy. Then, the riveting equipment is started to press the first riveting column 7, the second riveting column 9, the third riveting column 12, and the fourth riveting column 13 onto the inner ball cage shell 26 for riveting to form 6 riveting points 27 protruding from the inner ball cage shell 26 to prevent internal components from falling off.

[0030] The beneficial effects brought by the utility model are:

[0031] The utility model ensures accurate positioning during the riveting process and reliable pressing quality through precise matching of the positioning arc portion with the inner ball cage roller.

[0032] The positioning shaft is smoothly inserted into the through hole through the straight groove, which simplifies the positioning and installation process, reduces the difficulty of operation and improves production efficiency.

[0033] The utility model improves the firmness and reliability of each riveting point and effectively prevents internal components from falling off.

[0034] The above description is only a preferred embodiment of the present invention. Therefore, any equivalent changes or modifications made according to the structure, features and principles described in the scope of the present invention patent application are included in the scope of the present invention patent application.

Claims

1. A riveting tool for an inner cage shell, comprising a positioning plate with a through hole in the center thereof, characterized in that: A straight groove is provided below the through hole, and the straight groove is communicated with the through hole. An upper riveting assembly and a lower riveting assembly are provided on the positioning plate. The upper riveting assembly includes a first riveting insert and a second riveting insert provided on both sides of the through hole. The first riveting insert is provided with a first positioning arc portion, and first riveting columns are provided on both sides of the first positioning arc portion; the second riveting insert is provided with a second positioning arc portion, and second riveting columns are provided on both sides of the second positioning arc portion. The lower riveting assembly includes a third riveting insert and a fourth riveting insert provided on both sides of the straight groove. The third riveting insert is provided with a third positioning arc portion, and a third riveting column is provided on one side of the third positioning arc portion; the fourth riveting insert is provided with a fourth positioning arc portion, and a fourth riveting column is provided on the fourth riveting insert.

2. The riveting tool for the inner cage shell according to claim 1, characterized in that: A first insert groove and a second insert groove are respectively provided on both sides of the through hole. The first insert groove and the second insert groove are symmetrically arranged. The first riveted insert is inserted in the first insert groove, and the second riveted insert is inserted in the second insert groove.

3. The riveting tool for the inner cage shell according to claim 2, characterized in that: The included angle between the first insert groove and the second insert groove is 60°.

4. The riveting tool for the inner cage shell according to claim 1, characterized in that: A third insert groove and a fourth insert groove are respectively provided on both sides of the straight groove. The third insert groove and the fourth insert groove are symmetrically arranged. The third riveted insert is inserted in the third insert groove, and the fourth riveted insert is inserted in the fourth insert groove.

5. The riveting tool for the inner cage shell according to claim 4, characterized in that: A third limiting groove is provided in the third insert groove, and a corresponding third limiting rib is provided on the third riveted insert, and the third limiting rib is inserted into the third limiting groove; a fourth limiting groove is provided in the fourth insert groove, and a corresponding fourth limiting rib is provided on the fourth riveted insert, and the fourth limiting rib is inserted into the fourth limiting groove.

6. The riveting tool for the inner cage shell according to claim 1, characterized in that: The top ends of the first rivet pressing column, the second rivet pressing column, the third rivet pressing column and the fourth rivet pressing column are arc-shaped and higher than the positioning plate.

7. The riveting tool for the inner cage shell according to claim 1, characterized in that: There are two first rivet pressing columns and two second rivet pressing columns.

8. The riveting tool for the inner cage shell according to claim 2, characterized in that: A first positioning groove is provided on one side of the first insert groove, and a second positioning groove is provided on one side of the second insert groove.

9. The riveting tool for the inner cage shell according to claim 1, characterized in that: The width of the straight groove is equal to the diameter of the through hole, and the through hole and the straight groove form a U-shaped groove structure.

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