CN218985808U - Rubber ball pivot pressure equipment device - Google Patents
Rubber ball pivot pressure equipment device Download PDFInfo
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- CN218985808U CN218985808U CN202320001978.4U CN202320001978U CN218985808U CN 218985808 U CN218985808 U CN 218985808U CN 202320001978 U CN202320001978 U CN 202320001978U CN 218985808 U CN218985808 U CN 218985808U
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Abstract
The utility model discloses a rubber spherical hinge press-fitting device, which belongs to the technical field of gearbox part processing, and specifically comprises the following technical scheme: the angle positioning support device comprises a first outer cylinder and a first inner cylinder, the first outer cylinder is fixed on the bottom plate, the first inner cylinder is arranged in the first outer cylinder, a first spring is arranged between the bottoms of the first inner cylinder and the first outer cylinder in a pressing mode, a convex end bolt is connected to the first outer cylinder in a threaded mode, the convex end bolt penetrates through the first outer cylinder and then extends into a vertical limiting groove, the fixed support device comprises a second outer cylinder and a second inner cylinder, the second inner cylinder is arranged in the second outer cylinder, a second spring is arranged between the bottoms of the second inner cylinder and the second outer cylinder in a pressing mode, the pressing angle of the spherical hinge is limited during early pressing, the spherical hinge is pressed into a corresponding connector through a pressing machine, and then the angle requirement and the positioning size requirement during the spherical hinge pressing are controlled.
Description
Technical Field
The utility model belongs to the technical field of machining of parts of gear boxes, and particularly relates to a press-fitting device of a rubber spherical hinge applied to a gear box in the railway industry.
Background
Boom devices are critical components in the railway industry gearbox that play a critical role in the safe operation of the vehicle. The boom assembly connects the gearbox to a cradle on the bogie frame to enable the gearbox to withstand the vibratory impact from the wheel set during operation of the vehicle. The suspender device mainly comprises a rod body and a spherical hinge, wherein the spherical hinge comprises a core shaft, a metal sleeve and vulcanized rubber, the assembly surfaces of the rod body and the spherical hinge are in interference fit, and a fixed angle is required to be kept between connectors at two ends of the spherical hinge and the rod body. In the current press mounting technology, stable installation of the spherical hinge at a certain inclination angle is difficult to ensure, the spherical hinge is often required to be adjusted for multiple times to meet the requirement of preset parameters, time and labor are wasted, the accuracy is poor, and the requirements of processing of modern railway gear boxes are difficult to meet.
Disclosure of Invention
In order to solve the technical problems in the prior art, the utility model provides the press-fitting device for the rubber spherical hinge, which is formed at one time, and has high processing precision and good stability.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the rubber ball hinge press fitting device comprises a bottom plate, wherein one end of the bottom plate is provided with an angle positioning and supporting device, and the other end of the bottom plate is provided with a fixed supporting device.
The angle positioning support device comprises a first outer cylinder and a first inner cylinder, wherein the first outer cylinder is fixed on a bottom plate, a first through hole is formed in the top of the first outer cylinder, a first annular clamping table is arranged in the middle of the first inner cylinder, the outer diameter of the first annular clamping table is larger than the inner diameter of the first through hole, the first annular clamping table is arranged in the first outer cylinder, the first annular clamping table is in clearance fit with the first outer cylinder, and the top of the first annular clamping table is clamped in the first outer cylinder. The upper end of the first inner cylinder is arranged in the first through hole, the first inner cylinder is in clearance fit in the first through hole, a straight groove is formed in the top of the first inner cylinder, a first spring is arranged between the lower end of the first inner cylinder and the bottom of the first outer cylinder in a pressing mode, and the first inner cylinder can move up and down in the first outer cylinder.
The first outer cylinder is provided with a threaded through hole, the threaded through hole is internally connected with a convex end bolt in a threaded manner, the outer wall of the first annular clamping table is provided with a vertical limiting groove, the convex end bolt penetrates through the first outer cylinder and then extends into the vertical limiting groove, and the transverse rotation of the first annular clamping table is limited through the convex end bolt.
The fixed supporting device comprises a second outer cylinder and a second inner cylinder, the second outer cylinder is fixed on the bottom plate, a second through hole is formed in the top of the second outer cylinder, a second annular clamping table is arranged in the middle of the second inner cylinder, the outer diameter of the second annular clamping table is larger than the inner diameter of the second through hole, the top end of the second annular clamping table is clamped in the first outer cylinder, the second annular clamping table is arranged in the second outer cylinder, the second annular clamping table is in clearance fit in the second outer cylinder, the upper end of the second inner cylinder is arranged in the second through hole, a second spring is arranged between the lower end of the second inner cylinder and the bottom of the second outer cylinder in a pressing mode, a clamping groove is formed in the second outer cylinder in a transverse mode, and the second inner cylinder can move up and down in the second outer cylinder.
The bottom of the first outer cylinder is covered by a first base, a first limiting hole is formed in the bottom plate, a first limiting column is arranged on the first base, the first limiting column is arranged in the first limiting hole, a first positioning bolt penetrates through the bottom plate and then is screwed into the first base, and the first base is positioned on the bottom plate under the action of the first limiting column and the first positioning bolt.
The bottom of the second outer cylinder is covered by a second base, a second limiting hole is formed in the bottom plate, a second limiting column is arranged on the second base, the second limiting column is arranged in the second limiting hole, a second positioning bolt penetrates through the bottom plate and then is screwed into the second base, and the second base is positioned on the bottom plate under the action of the second limiting column and the second positioning bolt.
The bottom of first inner tube is equipped with first cylinder boss, and the top of first base is equipped with the second cylinder boss, and the top suit of first spring is on first cylinder boss, and the bottom suit of first spring is on the second cylinder boss, and first cylinder boss and second cylinder boss can restrict first spring and can not remove at will, guarantees the operating stability of first inner tube.
The bottom of second inner tube is equipped with the third cylinder boss, and the top of second base is equipped with the fourth cylinder boss, and the top suit of second spring is on the third cylinder boss, and the bottom suit of second spring can restrict the second spring and can not remove at will on the fourth cylinder boss, guarantees the operating stability of second inner tube with the fourth cylinder boss.
The middle part threaded connection of bottom plate has rings, conveniently hoists through rings.
Compared with the prior art, the utility model has the following specific beneficial effects: according to the utility model, the angle positioning supporting device and the fixed supporting device are arranged, the convex end bolt and the vertical limiting groove are arranged on the angle positioning supporting device, the press-mounting angle of the spherical hinge is limited during early press-mounting, the angle requirement and the positioning size requirement during press-mounting of the spherical hinge are further controlled, and the springs are arranged in the angle positioning supporting device and the fixed supporting device, so that rigid impact during press-mounting of the spherical hinge is avoided. The whole operation process is simple and convenient, the one-time press mounting and forming is high in precision and good in practicability, and the method can be widely popularized and applied in the installation procedure of the railway gear box.
Drawings
Fig. 1 is a schematic diagram of the working state of the present utility model.
Fig. 2 is a second schematic diagram of the working state of the present utility model.
Fig. 3 is a schematic view of the internal structure of the present utility model.
FIG. 4 is a schematic structural view of the first inner barrel of FIG. 3.
In the figure, 1 is a bottom plate, 11 is a lifting ring, 2 is an angle positioning and supporting device, 21 is a first outer cylinder, 22 is a first inner cylinder, 23 is a first through hole, 24 is a first annular clamping table, 25 is a first spring, 26 is a convex end bolt, 27 is a vertical limit groove, 28 is a first base, 29 is a first positioning bolt, 3 is a fixed supporting device, 31 is a second outer cylinder, 32 is a second inner cylinder, 33 is a second through hole, 34 is a second annular clamping table, 35 is a second spring, 36 is a second base, 37 is a second positioning bolt, 38 is a U-shaped clamp, 4 is a rod body, 41 is a first connecting head, 42 is a second connecting head, 43 is a spherical hinge, 44 is an upper connecting head, 45 is a lower connecting head, and 46 is a pressing block.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in figures 3-4, the rubber spherical hinge press-fitting device comprises a bottom plate 1, wherein one end of the bottom plate 1 is provided with an angle positioning and supporting device 2, and the other end of the bottom plate 1 is provided with a fixed supporting device 3.
The angle positioning support device 2 comprises a first outer cylinder 21 and a first inner cylinder 22, wherein the first outer cylinder 21 is fixed on the bottom plate 1, a first through hole 23 is formed in the top of the first outer cylinder 21, a first annular clamping table 24 is arranged in the middle of the first inner cylinder 22, the outer diameter of the first annular clamping table 24 is larger than the inner diameter of the first through hole 23, the first annular clamping table 24 is arranged in the first outer cylinder 21, the first annular clamping table 24 is in clearance fit with the first outer cylinder 21, and the top of the first annular clamping table 24 is clamped in the first outer cylinder 21. The upper end of the first inner cylinder 22 is arranged in the first through hole 23, the first inner cylinder 22 is in clearance fit in the first through hole 23, a straight groove is formed in the top of the first inner cylinder 22, a first spring 25 is arranged between the lower end of the first inner cylinder 22 and the bottom of the first outer cylinder 21 in a pressing mode, and the first inner cylinder 22 can move up and down in the first outer cylinder 21.
The first outer cylinder 21 is provided with a threaded through hole, a protruding end bolt 26 is connected to the threaded through hole in a threaded manner, a vertical limiting groove 27 is formed in the outer wall of the first annular clamping table 24, the protruding end bolt 26 penetrates through the first outer cylinder 21 and then extends into the vertical limiting groove 27, and the protruding end bolt 26 is used for limiting the transverse rotation of the first annular clamping table 24.
The fixed supporting device 3 comprises a second outer cylinder 31 and a second inner cylinder 32, the second outer cylinder 31 is fixed on the bottom plate 1, a second through hole 33 is formed in the top of the second outer cylinder 31, a second annular clamping table 34 is arranged in the middle of the second inner cylinder 32, the outer diameter of the second annular clamping table 34 is larger than the inner diameter of the second through hole 33, the top end of the second annular clamping table 34 is clamped in the first outer cylinder 21, the second annular clamping table 34 is arranged in the second outer cylinder 31, the second annular clamping table 34 is in clearance fit in the second outer cylinder 31, the upper end of the second inner cylinder 32 is arranged in the second through hole 33, a second spring 35 is pressed between the lower end of the second inner cylinder 32 and the bottom of the second outer cylinder 31, a clamping groove is transversely formed in the second outer cylinder 31, and the second inner cylinder 32 can move up and down in the second outer cylinder 31.
The bottom of the first outer cylinder 21 is covered by a first base 28, the first base 28 is movably connected to the first outer cylinder 21 through a plurality of bolts, a first limiting hole is formed in the bottom plate 1, a first limiting column is arranged on the first base 28 and is arranged in the first limiting hole, a first positioning bolt 29 penetrates through the bottom plate 1 and then is screwed into the first base 28, and under the action of the first limiting column and the first positioning bolt 29, the first base 28 is positioned on the bottom plate 1.
The bottom of the second outer cylinder 31 is covered by a second base 36, the second base 36 is movably linked on the second outer cylinder 31 through a plurality of bolts, a second limiting hole is formed in the bottom plate 1, a second limiting column is arranged on the second base 36, the second limiting column is arranged in the second limiting hole, a second positioning bolt 37 penetrates through the bottom plate 1 and then is screwed into the second base 36, and the second base 36 is positioned on the bottom plate 1 under the action of the second limiting column and the second positioning bolt 37.
The bottom of first inner tube 22 is equipped with first cylinder boss, and the top of first base 28 is equipped with the second cylinder boss, and the top suit of first spring 25 is on first cylinder boss, and the bottom suit of first spring 25 is on the second cylinder boss, and first cylinder boss and second cylinder boss can restrict first spring 25 and can not remove at will, guarantees the operating stability of first inner tube 22.
The bottom of second inner tube 32 is equipped with the third cylinder boss, and the top of second base 36 is equipped with the fourth cylinder boss, and the top suit of second spring 35 is on the third cylinder boss, and the bottom suit of second spring 35 is on the fourth cylinder boss, and third cylinder boss and fourth cylinder boss can restrict second spring 35 and can not remove at will, guarantees the operating stability of second inner tube 32.
The first spring 25 and the second spring 35 have large diameters and high hardness, and can not shake randomly, so that the running stability can be ensured.
The middle part threaded connection of bottom plate 1 has rings 11, conveniently hoists through rings 11.
As shown in fig. 1, in the actual press-fitting process, the first spring 25 is free to spring up, the top of the first annular clamping table 24 is propped against the inner wall of the first outer cylinder 21, the upper end of the first inner cylinder 22 passes through the first through hole 23 and extends to the outside of the first outer cylinder 21, the second spring 35 is free to spring up, the top of the second annular clamping table 34 is propped against the inner wall of the second outer cylinder 31, and the upper end of the second inner cylinder 32 passes through the second through hole 33 and extends to the outside of the second outer cylinder 31.
The rod body 4 is transversely placed, a first connector 41 at one end of the rod body 4 is placed on the angle positioning and supporting device 2, a second connector 42 at the other end of the rod body 4 is placed on the fixed supporting device 3, an inner hole of the first connector 41 is sleeved at the upper end of the first inner cylinder 22, and an inner hole of the second connector 42 is sleeved at the upper end of the second inner cylinder 32.
The lower connector 45 at the bottom of the spherical hinge 43 is inserted into the straight slot at the top of the first inner cylinder 22, the angle limitation of the spherical hinge 43 is ensured due to the action of the convex end bolt 26 and the vertical limiting slot 27, the outer end of the spherical hinge 43 is sleeved with the pressing block 46, the top end of the pressing block 46 is higher than the upper connector 44 at the top of the spherical hinge 43, and the upper connector 44 and the lower connector 45 are both straight connectors. The press head of the press is pressed on the pressing block 46, the press is pressed down, the spherical hinge 43 is pressed into the first connecting head 41, the first inner cylinder 22 moves down, the first spring 25 is compressed, and the spherical hinge 43 is in interference fit with the first connecting head 41 until the spherical hinge 43 is completely pressed into the first connecting head 41.
As shown in fig. 2, after the press-fitting of the first connector 41 is completed, the press head of the press machine moves upward to turn the rod body 4, the first connector 41 is placed on the fixed supporting device 3, the second connector 42 is placed on the angle positioning supporting device 2, the U-shaped card 38 is inserted into the card slot of the second connector 42, the U-shaped card 38 is clamped at the top of the first annular clamping table 24, the first connector 41 is prevented from being shifted, and the press-fitting of the spherical hinge 43 on the second connector 42 and the press-fitting process of the spherical hinge 43 on the first connector 41 are omitted.
The whole ball pivot 43 is simple and convenient in press-fitting process, high in precision and good in practicability, and can be widely popularized and applied in the installation procedure of a railway gear box.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (4)
1. The rubber spherical hinge press-fitting device is characterized by comprising a bottom plate (1), wherein one end of the bottom plate (1) is provided with an angle positioning and supporting device (2), and the other end of the bottom plate (1) is provided with a fixed supporting device (3);
the angle positioning support device (2) comprises a first outer cylinder (21) and a first inner cylinder (22), wherein the first outer cylinder (21) is fixed on a bottom plate (1), a first through hole (23) is formed in the top of the first outer cylinder (21), a first annular clamping table (24) is arranged in the middle of the first inner cylinder (22), the outer diameter of the first annular clamping table (24) is larger than the inner diameter of the first through hole (23), the first annular clamping table (24) is arranged in the first outer cylinder (21), the upper end of the first inner cylinder (22) is arranged in the first through hole (23), a linear groove is formed in the top of the first inner cylinder (22), a first spring (25) is arranged between the lower end of the first inner cylinder (22) and the bottom of the first outer cylinder (21) in a pressing mode, a threaded through hole is formed in the first outer cylinder (21), a protruding end bolt (26) is connected with the first annular clamping table (24) in an inner thread mode, a vertical limiting groove (27) is formed in the outer wall of the first annular clamping table (24), and the first protruding end (26) penetrates through the first outer cylinder (21) to extend to the vertical limiting groove;
the fixed support device (3) comprises a second outer cylinder (31) and a second inner cylinder (32), the second outer cylinder (31) is fixed on the bottom plate (1), a second through hole (33) is formed in the top of the second outer cylinder (31), a second annular clamping table (34) is arranged in the middle of the second inner cylinder (32), the outer diameter of the second annular clamping table (34) is larger than the inner diameter of the second through hole (33), the second annular clamping table (34) is arranged in the second outer cylinder (31), the upper end of the second inner cylinder (32) is arranged in the second through hole (33), a second spring (35) is arranged between the lower end of the second inner cylinder (32) and the bottom of the second outer cylinder (31) in a pressing mode, and a clamping groove is formed in the second outer cylinder (31) in a transverse mode.
2. The rubber ball hinge press mounting device according to claim 1, wherein the bottom of the first outer cylinder (21) is covered by a first base (28), and the first base (28) is fixed with the bottom plate (1) by a first positioning bolt (29);
the bottom of the second outer cylinder (31) is covered by a second base (36), and the second base (36) is fixed with the bottom plate (1) by a second positioning bolt (37).
3. The rubber spherical hinge press mounting device according to claim 2, wherein a first cylindrical boss is arranged at the bottom of the first inner cylinder (22), a second cylindrical boss is arranged at the top of the first base (28), the top end of the first spring (25) is sleeved on the first cylindrical boss, and the bottom end of the first spring (25) is sleeved on the second cylindrical boss;
the bottom of second inner tube (32) is equipped with the third cylinder boss, the top of second base (36) is equipped with the fourth cylinder boss, the top suit of second spring (35) is on the third cylinder boss, the bottom suit of second spring (35) is on the fourth cylinder boss.
4. A rubber ball hinge press mounting device according to claim 3, characterized in that the middle part of the bottom plate (1) is connected with a hanging ring (11) through screw threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320001978.4U CN218985808U (en) | 2023-01-03 | 2023-01-03 | Rubber ball pivot pressure equipment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320001978.4U CN218985808U (en) | 2023-01-03 | 2023-01-03 | Rubber ball pivot pressure equipment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218985808U true CN218985808U (en) | 2023-05-09 |
Family
ID=86196954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320001978.4U Active CN218985808U (en) | 2023-01-03 | 2023-01-03 | Rubber ball pivot pressure equipment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218985808U (en) |
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2023
- 2023-01-03 CN CN202320001978.4U patent/CN218985808U/en active Active
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