CN218698356U - Roller press-fitting device for cylindrical roller bearing - Google Patents
Roller press-fitting device for cylindrical roller bearing Download PDFInfo
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- CN218698356U CN218698356U CN202221923020.2U CN202221923020U CN218698356U CN 218698356 U CN218698356 U CN 218698356U CN 202221923020 U CN202221923020 U CN 202221923020U CN 218698356 U CN218698356 U CN 218698356U
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Abstract
The utility model relates to a bearing processing field specifically discloses a roller pressure equipment device for cylindrical roller bearing. The roller press-fitting device comprises a bottom plate, a pressure rod and a positioning assembly; the positioning assembly is arranged on the bottom plate and is connected with the bottom plate; the positioning assembly comprises a positioning seat, the positioning seat is annularly arranged, and the upper end surface of the positioning seat is provided with a roller preset plane and an annular mounting groove; the bottom plate is provided with a sliding groove, and the compression bar part is arranged in the sliding groove and is in sliding connection with the bottom plate; the compression bar comprises a middle section, a driving section and an execution section, and the middle section, the driving section and the execution section are integrally arranged or fixedly connected; the execution end is positioned on the inner side of the positioning seat, the execution section comprises a transition section and a pressure head, the transition section is positioned between the pressure head and the middle section, and the pressure head horizontally extends to the position above the preset plane of the roller. The roller press-fitting device has the advantages of simple structure and convenience in operation.
Description
Technical Field
The utility model relates to a bearing processing field, concretely relates to roller pressure equipment device for cylindrical roller bearing.
Background
Cylindrical roller bearings are a common type of bearing, having the advantage of a large load capacity. The cylindrical roller bearing comprises a bearing inner ring, a bearing outer ring, rolling bodies and a retainer, wherein during assembly, the retainer and the bearing outer ring are generally positioned at first, the rolling bodies are pressed into pockets of the retainer one by one and finally matched with the bearing inner ring for use.
In view of the special structure of the cylindrical roller bearing, the rolling bodies need to be pressed into the pocket holes one by one from the inside in the state that the bearing outer ring and the retainer are relatively positioned, and the operation space is limited. And need exert certain pressure in the pressure equipment process and just can impress the pocket hole with the rolling element, the pressure equipment of rolling element is comparatively inconvenient, and pure manual assembly's efficiency is low excessively.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a roller pressure equipment device for cylindrical roller bearing, have simple structure, advantage that the operation is convenient.
In order to solve the technical problem, the utility model provides a technical scheme as follows: a roller press-fitting device for a cylindrical roller bearing comprises a bottom plate, a pressure rod and a positioning assembly;
the positioning assembly is arranged on the bottom plate and is connected with the bottom plate; the positioning assembly comprises a positioning seat, the positioning seat is annularly arranged, the upper end surface of the positioning seat is provided with a roller preset plane and an annular mounting groove, and the mounting groove is sleeved outside the roller preset plane;
the bottom plate is provided with a sliding groove, and the compression bar part is arranged in the sliding groove and is in sliding connection with the bottom plate; the compression bar comprises a middle section, a driving section and an execution section, and the middle section, the driving section and the execution section are integrally arranged or fixedly connected; the driving section extends out of the sliding chute; the execution section is positioned on the inner side of the positioning seat and comprises a transition section and a pressure head, the transition section is positioned between the pressure head and the middle section, and the pressure head horizontally extends to the position above the roller preset plane.
When the roller press-fitting operation is carried out, firstly, the bearing outer ring and the retainer are arranged in the mounting groove, the roller is placed on the roller preset plane, and the roller, the pocket and the pressure head are aligned. And then, the pressing rod is driven to slide along the sliding groove in a manual mode or a mode of setting external power, the pressing head is in contact with the roller, and the roller is pressed into the pocket hole, so that the press-fitting operation of the single roller is completed. And finally, rotating the retainer to align the next pocket with the pressure head, and continuing the next roller press fitting operation.
The roller press-fitting device greatly reduces the difficulty of roller press-fitting operation and the working strength of operators, has the advantages of simple structure and low equipment cost, and is suitable for small-batch production and assembly.
Preferably, a reset elastic part is arranged between the pressing rod and the bottom plate, and after the press-fitting operation of a single roller is completed, the reset elastic part drives the pressing rod to reset and separate from the roller, so that enough space is reserved for the next roller to be installed.
Preferably, the sliding groove extends along the diameter line direction of the positioning seat, and the pressing rod is arranged along the radial direction in the direction of applying pressure to the roller, so that the rolling body can smoothly enter the pocket.
Preferably, the power unit is further included for driving the compression bar to slide along the sliding groove.
Preferably, the positioning seat comprises a positioning inner ring and a positioning outer ring, the positioning outer ring is sleeved on the outer side of the positioning inner ring, and the upper end face of the positioning outer ring is higher than that of the positioning inner ring.
After the bearing outer ring and the retainer are installed, the part of the positioning outer ring, which is higher than the positioning inner ring, plays a role in radially supporting the bearing outer ring, and the smooth completion of the press-fitting process is ensured.
Preferably, the pressure plate further comprises a pressing block, the pressing block is arranged on the bottom plate, and one part of the pressing rod is arranged below the pressing block.
Preferably, the positioning seat is sleeved on the outer side of the pressing block.
Drawings
Fig. 1 is a schematic structural view of a roller press-fitting device for a cylindrical roller bearing according to the present embodiment;
fig. 2 is a top view of the roller press-fitting apparatus for a cylindrical roller bearing according to the embodiment;
fig. 3 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention 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 invention.
Examples
As shown in fig. 1-3, a roller press-fitting device for a cylindrical roller bearing comprises a base plate 1, a press rod 2 and a positioning assembly 3. The positioning component 3 is arranged on the bottom plate 1 and connected with the bottom plate 1.
Specifically, as shown in fig. 1 to 3, the positioning assembly 3 includes a positioning seat, the positioning seat is annularly disposed, and an upper end surface of the positioning seat is provided with a roller preset plane and an annular mounting groove, and the mounting groove is sleeved outside the roller preset plane.
As shown in fig. 1-3, the bottom plate 1 is provided with a sliding groove 11, and the pressing rod 2 is partially disposed in the sliding groove 11 and slidably connected to the bottom plate 1. Specifically, the sliding groove 11 extends along the diameter line direction of the positioning seat, and the pressing rod 2 is arranged along the radial direction in the direction of applying pressure to the roller, so that the rolling body can smoothly enter the pocket hole.
Specifically, as shown in fig. 1 to 3, the pressure lever 2 includes a middle section, a driving section 21 and an executing section, and the middle section, the driving section 21 and the executing section are integrally disposed or fixedly connected. The drive section 21 extends out of the slide groove 11. The execution section is positioned on the inner side of the positioning seat and comprises a transition section and a pressure head 22, the transition section is positioned between the pressure head 22 and the middle section, and the pressure head 22 horizontally extends to the position above the preset plane of the roller.
When the roller press-fitting operation is carried out, firstly, the bearing outer ring 8 and the retainer 7 are arranged in the mounting groove, the roller 6 is placed on the roller preset plane, and the roller and the pocket are aligned with the pressure head 22. The plunger 2 is then driven to slide along the chute 11 and the ram 22 contacts the rollers and presses them into the pockets, completing the press-fitting operation of the individual rollers. Finally, the retainer is rotated to align the next pocket with the indenter 22 and continue the next roller press-fitting operation.
The plunger 2 can be driven manually along the slide 11. Preferably, a power unit 4 is arranged on the bottom plate 1, the driving pressure rod 2 slides along the sliding groove 11, and the power unit 4 can be an electric cylinder, an air cylinder or a hydraulic cylinder.
The roller press-fitting device greatly reduces the difficulty of roller press-fitting operation, has a simple structure, is low in equipment cost, and is suitable for small-batch production and assembly.
Further, as shown in fig. 1-3, a return elastic member 9 is disposed between the pressing rod 2 and the bottom plate 1, and after the press-fitting operation of a single roller is completed, the return elastic member 9 drives the pressing rod 2 to return and separate from the roller, so as to leave enough space for the next roller to be fitted.
Further, as shown in fig. 1 to fig. 3, the positioning seat includes a positioning inner ring 31 and a positioning outer ring 32, the positioning outer ring 32 is sleeved on the outer side of the positioning inner ring 31, and the upper end surface of the positioning outer ring 32 is higher than the upper end surface of the positioning inner ring 31. After the bearing outer ring and the retainer are installed, the part of the positioning outer ring 32 higher than the positioning inner ring 31 plays a role in radially supporting the bearing outer ring, and the smooth completion of the press-fitting process is ensured.
Further, as shown in fig. 1-3, the pressure plate device further comprises a pressure block 5, wherein the pressure block 5 is arranged on the bottom plate 1, and a part of the pressure rod 2 is arranged below the pressure block 5. Specifically, the positioning seat is sleeved on the outer side of the pressing block 5. The pressing block 5 has a limiting effect on the pressing rod 2, and the pressing rod 2 is prevented from being separated from the sliding groove 11.
In summary, the above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (7)
1. The utility model provides a roller pressure equipment device for cylindrical roller bearing which characterized in that: comprises a bottom plate, a pressure lever and a positioning component;
the positioning assembly is arranged on the bottom plate and is connected with the bottom plate; the positioning assembly comprises a positioning seat, the positioning seat is annularly arranged, the upper end surface of the positioning seat is provided with a roller preset plane and an annular mounting groove, and the mounting groove is sleeved outside the roller preset plane;
the bottom plate is provided with a sliding groove, and the compression bar part is arranged in the sliding groove and is in sliding connection with the bottom plate; the compression bar comprises a middle section, a driving section and an execution section, and the middle section, the driving section and the execution section are integrally arranged or fixedly connected; the driving section extends out of the chute; the execution section is positioned on the inner side of the positioning seat and comprises a transition section and a pressure head, the transition section is positioned between the pressure head and the middle section, and the pressure head horizontally extends to the position above the roller preset plane.
2. A roller press-fitting apparatus according to claim 1, wherein: and a reset elastic part is arranged between the pressure lever and the bottom plate.
3. A roller press-fitting device according to claim 1, wherein: the sliding groove extends along the diameter line direction of the positioning seat.
4. A roller press-fitting apparatus according to claim 1, wherein: the power unit is used for driving the compression bar to slide along the sliding groove.
5. A roller press-fitting device according to claim 1, wherein: the positioning seat comprises a positioning inner ring and a positioning outer ring, the positioning outer ring is sleeved on the outer side of the positioning inner ring, and the upper end face of the positioning outer ring is higher than that of the positioning inner ring.
6. A roller press-fitting device according to any one of claims 1 to 5, wherein: the pressing rod is arranged on the bottom plate, and one part of the pressing rod is arranged below the pressing block.
7. A roller press-fitting device according to claim 6, wherein: the positioning seat is sleeved on the outer side of the pressing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221923020.2U CN218698356U (en) | 2022-07-25 | 2022-07-25 | Roller press-fitting device for cylindrical roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221923020.2U CN218698356U (en) | 2022-07-25 | 2022-07-25 | Roller press-fitting device for cylindrical roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218698356U true CN218698356U (en) | 2023-03-24 |
Family
ID=85627482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221923020.2U Active CN218698356U (en) | 2022-07-25 | 2022-07-25 | Roller press-fitting device for cylindrical roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218698356U (en) |
-
2022
- 2022-07-25 CN CN202221923020.2U patent/CN218698356U/en active Active
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