CN210232657U - Fixing device for bearing polishing - Google Patents
Fixing device for bearing polishing Download PDFInfo
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- CN210232657U CN210232657U CN201921036652.5U CN201921036652U CN210232657U CN 210232657 U CN210232657 U CN 210232657U CN 201921036652 U CN201921036652 U CN 201921036652U CN 210232657 U CN210232657 U CN 210232657U
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- movable block
- rotating shaft
- driving
- fixedly connected
- transmission case
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Abstract
The utility model provides a fixing device for bearing is polished, comprises a workbench, fixedly connected with transmission case on the workstation, the transmission case internal rotation is connected with first pivot and second pivot, first pivot left end threaded connection has left movable block, second pivot right end threaded connection has right movable block, the transmission case both sides are provided with respectively and are used for driving first pivot pivoted first driving motor and are used for driving second pivot pivoted second driving motor, left side movable block and right movable block are respectively through connecting rod fixedly connected with splint that makes progress, every splint medial surface is interval and parallel rotation respectively and is connected with two running rollers, be provided with on the splint that lie in left movable block top and be used for driving its top roller pivoted actuating mechanism, transmission case top surface fixedly connected with is located the feeding cylinder between two splint, feeding cylinder's piston rod sets up and fixedly connected with year material platform up. The utility model discloses compact structure, job stabilization, simple operation, clamping precision height.
Description
Technical Field
The utility model belongs to the technical field of the bearing processing, especially, relate to a fixing device for bearing is polished.
Background
The bearing plays a very important role in modern industrial machinery, the main function of the bearing is to support a mechanical rotating body so as to reduce the mechanical load friction coefficient of equipment in the transmission process and ensure the rotation precision of the equipment, the smoothness of the bearing surface is very important, the roughness is too large, unnecessary friction force is applied in the rotating process, on one hand, the rotating smoothness of the bearing is influenced, on the other hand, the service life of the bearing is shortened, and therefore, the bearing surface grinding process is very important. The existing equipment is used for grinding the bearing, the bearing is inconvenient to clamp, and the clamping precision is low, so that the grinding precision of the bearing is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a compact structure, job stabilization, simple operation, the high fixing device that is used for the bearing to polish of clamping precision.
In order to solve the technical problem, the utility model adopts the following technical scheme: a fixing device for bearing polishing comprises a workbench, a transmission case is fixedly connected on the workbench, a first rotating shaft and a second rotating shaft are connected in the transmission case at intervals in a parallel rotating manner, a first thread is arranged at the left end of the first rotating shaft and connected with a left movable block in a threaded manner, the left end of the second rotating shaft penetrates through the left movable block and is connected with the left movable block in a sliding manner, a second thread is arranged at the right end of the second rotating shaft and connected with a right movable block in a threaded manner, the right end of the first rotating shaft penetrates through the right movable block and is connected with the right movable block in a sliding manner, a first driving motor for driving the first rotating shaft to rotate and a second driving motor for driving the second rotating shaft to rotate are respectively arranged at two sides of the transmission case, clamping plates are respectively and fixedly connected with the left movable block and the right movable block upwards through connecting rods, two rollers are respectively connected at intervals in a parallel rotating manner on the inner side surfaces of each, the clamping plate above the left movable block is provided with a driving mechanism for driving an upper roller wheel to rotate, the top surface of the transmission case is fixedly connected with a feeding cylinder between the two clamping plates, and a piston rod of the feeding cylinder is upwards arranged and fixedly connected with a material carrying platform.
The driving mechanism comprises a transmission shaft which is rotatably connected to the left side clamping plate and located between the two rollers on the left side clamping plate, driving gears are respectively installed at two ends of the transmission shaft, driven gears which are correspondingly and in transmission connection with the driving gears in an engaged mode are respectively installed at two end portions of the two rollers on the left side clamping plate, and a third driving motor which is used for driving the transmission shaft to rotate is fixedly connected to the side portion of the left side clamping plate.
The first rotating shaft is provided with a first limit switch located on the right side of the left movable block, and the second rotating shaft is provided with a second limit switch located on the left side of the right movable block.
And two end parts of each roller wheel are respectively and fixedly connected with a limiting convex ring.
Adopt above-mentioned technical scheme, the utility model has the advantages of as follows:
1. the utility model discloses a control first driving motor and second driving motor and drive first pivot and second pivot and rotate, because left movable block threaded connection is in first pivot, and the second pivot has restricted left movable block degree of freedom on the circumferencial direction, right movable block threaded connection is in the second pivot, and first pivot has restricted right movable block degree of freedom on the circumferencial direction, consequently first pivot is rotated and is made left movable block remove to the right, the second pivot is rotated and is made right movable block remove to the left, thereby make two splint draw close tight bearing each other, control feeding cylinder's piston rod return, fix a position the clamping to the bearing through four running rollers on two splint.
2. Control third driving motor and rotate to drive the transmission shaft rotation on the splint of left side, the transmission shaft on the splint of left side corresponds respectively through the driving gear at both ends and the driven gear meshing transmission of the running roller both sides on the splint of left side, drive two running rollers syntropy rotations on the splint of left side, two running rollers on the splint of left side roll with the bearing extrusion, thereby it rotates to drive the bearing, two running rollers on the splint of right side play supplementary rolling effect, guarantee the bearing and rotate the stability of in-process.
3. Be provided with the first limit switch that is located left movable block right side in the first pivot, be provided with the second limit switch that is located right movable block left in the second pivot, when left movable block touched to first limit switch, control first driving motor stall, when right movable block touched to second limit switch, control second driving motor stall, two splint will treat that the bearing of processing presss from both sides tightly this moment.
4. The two end parts of each roller wheel are respectively and fixedly connected with a limiting convex ring, and the limiting convex rings play a limiting role in the bearing to be processed, so that the bearing is prevented from displacing in the processing process.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the left side clamping plate of the present invention;
fig. 3 is a sectional view taken along line a-a in fig. 1.
Detailed Description
As shown in figures 1-3, the utility model relates to a fixing device for bearing polishing, which comprises a workbench 1, a transmission case 2 is fixedly connected on the workbench 1, a first rotating shaft 3 and a second rotating shaft 4 are connected in the transmission case 2 in a spaced and parallel rotating manner, the left end of the first rotating shaft 3 is provided with a first thread 5 and is connected with a left movable block 6 by a thread, the left end of the second rotating shaft 4 passes through the left movable block 6 and is connected with the left movable block 6 in a sliding manner, the right end of the second rotating shaft 4 is provided with a second thread 7 and is connected with a right movable block 8 by a thread, the right end of the first rotating shaft 3 passes through the right movable block 8 and is connected with the right movable block 8 in a sliding manner, both sides of the transmission case 2 are respectively provided with a first driving motor 9 for driving the first rotating shaft 3 to rotate and a second driving motor 10 for driving the second rotating shaft 4 to rotate, the left movable block 6 and the right movable block 8 are respectively, the inner side surface of each clamping plate 12 is respectively connected with two rollers 13 at intervals in a parallel rotating mode, the top surface of the transmission case 2 is respectively provided with a sliding chute corresponding to the sliding connection of the two connecting rods 11, a driving mechanism used for driving the upper roller 13 to rotate is arranged on the clamping plate 12 above the left movable block 6, the top surface of the transmission case 2 is fixedly connected with a feeding cylinder 14 located between the two clamping plates 12, and a piston rod of the feeding cylinder 14 is upwards arranged and fixedly connected with a material carrying table 15. The chute is not shown in the figures.
The driving mechanism comprises a transmission shaft 16 which is rotatably connected to the left side clamping plate 12 and located between the two rollers 13, driving gears 17 are respectively installed at two ends of the transmission shaft 16, driven gears 18 which are correspondingly engaged and in transmission connection with the driving gears 17 are respectively installed at two end parts of the two rollers 13 on the left side clamping plate 12, and a third driving motor 19 which is used for driving the transmission shaft 16 to rotate is fixedly connected to the side part of the left side clamping plate 12.
The first rotating shaft 3 is provided with a first limit switch 20 positioned on the right side of the left movable block 6, and the second rotating shaft 4 is provided with a second limit switch 21 positioned on the left side of the right movable block 8.
The two ends of each roller 13 are respectively and fixedly connected with a limit convex ring 22.
When the utility model is used, a bearing to be processed is placed on the material loading platform 15, the piston rod of the feeding cylinder 14 is controlled to extend upwards to be positioned between the two clamping plates 12, the first driving motor 9 and the second driving motor 10 are respectively controlled to drive the first rotating shaft 3 and the second rotating shaft 4 to rotate, because the left movable block 6 is in threaded connection with the first rotating shaft 3, the second rotating shaft 4 limits the freedom degree of the left movable block 6 in the circumferential direction, the right movable block 8 is in threaded connection with the second rotating shaft 4, and the first rotating shaft 3 limits the freedom degree of the right movable block 8 in the circumferential direction, the first rotating shaft 3 rotates to move the left movable block 6 rightwards, the second rotating shaft 4 rotates to move the right movable block 8 leftwards, the two clamping plates 12 are mutually closed to clamp the bearing, the piston rod of the feeding cylinder 14 is controlled to return, the bearing is positioned and clamped through the four rollers 13 on the two clamping plates 12, the third driving motor 19 is controlled to rotate so as to drive the transmission shaft 16 on the left splint 12 to rotate, the transmission shaft 16 on the left splint 12 is respectively and correspondingly meshed with the driven gears 18 on the two sides of the rollers 13 on the left splint 12 through the driving gears 17 on the two end parts to drive the two rollers 13 on the left splint 12 to rotate in the same direction, the two rollers 13 on the left splint 12 roll with the bearings in an extrusion manner, so as to drive the bearings to rotate, the two rollers 13 on the right splint 12 play a role in assisting rolling, and the stability of the bearings in the rotating process is ensured; a first limit switch 20 positioned on the right side of the left movable block 6 is arranged on the first rotating shaft 3, a second limit switch 21 positioned on the left side of the right movable block 8 is arranged on the second rotating shaft 4, when the left movable block 6 touches the first limit switch 20, the first driving motor 9 is controlled to stop rotating, when the right movable block 8 touches the second limit switch 21, the second driving motor 10 is controlled to stop rotating, and at the moment, the two clamping plates 12 clamp the bearing to be processed; the two ends of each roller wheel 13 are fixedly connected with a limiting convex ring 22 respectively, and the limiting convex rings 22 play a limiting role in the bearing to be processed, so that the bearing to be processed is prevented from displacing in the processing process.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (4)
1. The utility model provides a fixing device for bearing is polished which characterized in that: comprises a workbench, a transmission case is fixedly connected on the workbench, a first rotating shaft and a second rotating shaft are connected in the transmission case at intervals and in parallel in a rotating manner, a first thread is arranged at the left end part of the first rotating shaft and connected with a left movable block in a threaded manner, the left end part of the second rotating shaft penetrates through the left movable block and is connected with the left movable block in a sliding manner, a second thread is arranged at the right end part of the second rotating shaft and connected with a right movable block in a threaded manner, the right end part of the first rotating shaft penetrates through the right movable block and is connected with the right movable block in a sliding manner, a first driving motor for driving the first rotating shaft to rotate and a second driving motor for driving the second rotating shaft to rotate are respectively arranged at two sides of the transmission case, clamping plates are respectively and fixedly connected with the left movable block and the right movable block upwards through connecting rods, two rollers are respectively connected at intervals and in parallel, the clamping plate above the left movable block is provided with a driving mechanism for driving an upper roller wheel to rotate, the top surface of the transmission case is fixedly connected with a feeding cylinder between the two clamping plates, and a piston rod of the feeding cylinder is upwards arranged and fixedly connected with a material carrying platform.
2. A fixture for bearing grinding as defined in claim 1, wherein: the driving mechanism comprises a transmission shaft which is rotatably connected to the left side clamping plate and located between the two rollers on the left side clamping plate, driving gears are respectively installed at two ends of the transmission shaft, driven gears which are correspondingly and in transmission connection with the driving gears in an engaged mode are respectively installed at two end portions of the two rollers on the left side clamping plate, and a third driving motor which is used for driving the transmission shaft to rotate is fixedly connected to the side portion of the left side clamping plate.
3. A fixture for bearing grinding as defined in claim 1 or 2, wherein: the first rotating shaft is provided with a first limit switch located on the right side of the left movable block, and the second rotating shaft is provided with a second limit switch located on the left side of the right movable block.
4. A fixture for bearing grinding as defined in claim 3, wherein: and two end parts of each roller wheel are respectively and fixedly connected with a limiting convex ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921036652.5U CN210232657U (en) | 2019-07-04 | 2019-07-04 | Fixing device for bearing polishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921036652.5U CN210232657U (en) | 2019-07-04 | 2019-07-04 | Fixing device for bearing polishing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210232657U true CN210232657U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921036652.5U Active CN210232657U (en) | 2019-07-04 | 2019-07-04 | Fixing device for bearing polishing |
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| Country | Link |
|---|---|
| CN (1) | CN210232657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222892A (en) * | 2020-10-10 | 2021-01-15 | 裕华建设集团有限公司 | Steel processing fixing device that house construction used |
-
2019
- 2019-07-04 CN CN201921036652.5U patent/CN210232657U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222892A (en) * | 2020-10-10 | 2021-01-15 | 裕华建设集团有限公司 | Steel processing fixing device that house construction used |
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