CN216327581U - Novel brake disc braking face grinding location device - Google Patents
Novel brake disc braking face grinding location device Download PDFInfo
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- CN216327581U CN216327581U CN202122929358.0U CN202122929358U CN216327581U CN 216327581 U CN216327581 U CN 216327581U CN 202122929358 U CN202122929358 U CN 202122929358U CN 216327581 U CN216327581 U CN 216327581U
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- positioning
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- shaft sleeve
- rack
- brake disc
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Abstract
The utility model relates to a novel brake disc braking surface grinding and positioning device, which relates to the technical field of clamps and comprises a rack, a mandrel, a shaft sleeve, a positioning disc and a locking assembly, wherein the mandrel is arranged on the rack; one end of the mandrel is fixedly connected with the rack, the other end of the mandrel penetrates through the shaft sleeve and then is connected with the locking assembly, the positioning disc and the shaft sleeve are respectively fixed with the rack, the positioning sleeve and the shaft sleeve are coaxially arranged, and the positioning sleeve and the shaft sleeve are axially fixed; the workpiece to be processed is connected with the positioning sleeve in a sleeved mode, and the workpiece to be processed is arranged between the positioning disc and the locking assembly. The novel brake disc braking surface grinding and positioning device can prevent the positioning sleeve from accidentally falling off when a workpiece is disassembled.
Description
Technical Field
The utility model relates to the technical field of clamps, in particular to a novel brake disc braking surface grinding and positioning device.
Background
In the existing brake disc grinding process, a cylindrical core shaft sleeve and a positioning sleeve are usually adopted to be matched as a positioning device, and the design has the following defects: (1) the shaft sleeve and the positioning sleeve are in clearance fit and can move freely relatively, and the positioning sleeve is easy to loosen due to overlarge clearance caused by abrasion along with high-speed rotation of a machine tool in the machining process; (2) when the workpiece is unloaded after machining, the positioning sleeve often falls off due to overlarge clearance, so that clamping is difficult, the assembling and disassembling working hours are overlong, the production efficiency is reduced, and meanwhile, the potential safety hazard is increased.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the defects in the prior art, the utility model provides a novel brake disc braking surface grinding and positioning device.
The technical scheme is as follows: in order to achieve the purpose, the novel brake disc braking surface grinding and positioning device comprises a rack, a mandrel, a shaft sleeve, a positioning disc and a locking assembly; one end of the mandrel is fixedly connected with the rack, the other end of the mandrel penetrates through the shaft sleeve and then is connected with the locking assembly, the positioning disc and the shaft sleeve are respectively fixed with the rack, the positioning sleeve and the shaft sleeve are coaxially arranged, and the positioning sleeve and the shaft sleeve are axially fixed; the workpiece to be processed is connected with the positioning sleeve in a sleeved mode, and the workpiece to be processed is arranged between the positioning disc and the locking assembly.
Furthermore, the positioning disc is attached to the rack and fixedly connected with the rack through bolts; the positioning disk is provided with the centre bore of notch cuttype, the one end of axle sleeve is provided with the flange, the axle sleeve is provided with the one end and the frame laminating of flange, flange and centre bore cooperation, the other end of axle sleeve passes the centre bore.
Furthermore, one end of the shaft sleeve is provided with a groove, and a spring retainer ring is detachably connected in the groove.
Furthermore, the edge of positioning disk is provided with the location arch.
Further, the locking assembly comprises a pressure plate and a locking nut; and a compression bulge is arranged on one side of the pressure plate, the compression bulge is in jacking connection with a workpiece to be processed, and the locking nut is fixedly connected with the core shaft and is in jacking connection with the pressure plate.
Furthermore, both ends of the mandrel are provided with threads, wherein the threads at one end are in threaded connection with the rack, and the threads at the other end are in threaded connection with the locking nut.
The novel brake disc braking surface grinding and positioning device at least has the following technical effects:
(1) the retainer ring is utilized to axially fix the positioning sleeve and the shaft sleeve, so that the falling positioning sleeve does not need to be repeatedly installed when a workpiece is assembled and disassembled, the processing auxiliary time is saved, and the production efficiency is improved; potential safety hazards caused by repeated installation of the positioning sleeve are avoided;
(2) the shaft sleeve is matched with the positioning disc to limit five degrees of freedom of the workpiece, so that the standard of complete positioning is achieved, the precision is high, and the structure is compact;
(3) the locking nut is matched with the pressure plate to lock the workpiece, and more reliable locking force can be provided.
Drawings
FIG. 1 is a structural cross-sectional view of the present invention;
FIG. 2 is a schematic structural view of the bushing of the present invention;
fig. 3 is a schematic structural view of a portion a in fig. 1.
In the figure, 1, a frame; 2. a mandrel; 3. a shaft sleeve; 4. a positioning sleeve; 5. positioning a plate; 6. a locking assembly; 7. a workpiece to be processed; 8. a central bore; 9. a groove; 10. a spring collar; 11. positioning the projection; 12. a platen; 13. locking the nut; 14. compressing the bulge; 15. a flange.
Detailed Description
The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-3, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention.
A novel brake disc braking surface grinding and positioning device comprises a rack 1, a mandrel 2, a shaft sleeve 3, a positioning sleeve 4, a positioning disc 5 and a locking assembly 6.
The two ends of the mandrel 2 are respectively provided with threads, one end of the mandrel 2 is inserted into the rack 1 and is in threaded connection with the rack 1, and therefore the mandrel 2 is fixedly connected with the rack 1. The positioning disc 5 and the shaft sleeve 3 are both cylindrical, the positioning disc 5 is arranged in the stepped central hole 8, and one end of the shaft sleeve 3 is provided with a flange 15; one end face of the positioning disc 5 and one end face of the shaft sleeve 3 are respectively attached to the rack 1; wherein the flange 15 of the shaft sleeve 3 is matched with the central hole 8, and the other end of the shaft sleeve 3 passes through the central hole 8; the positioning plate 5 and the frame 1 are fixedly connected through bolts. The coaxial setting in the position that centre bore 8 was worn out with axle sleeve 3 to position sleeve 4, be provided with recess 9 on the outer disc of position sleeve 4, can dismantle in the recess 9 and be connected with spring collar 10, position sleeve 4 and axle sleeve 3 axial fixity under the effect of spring collar 10 can prevent effectively that position sleeve 4 from droing by on the axle sleeve 3. The other end of the mandrel 2 penetrates through the shaft sleeve 3 and then is in threaded connection with the locking assembly 6. In order to improve the positioning accuracy and reduce the contact area between the positioning disk 5 and the workpiece 7 to be processed, a positioning protrusion 11 is arranged on the positioning disk 5, and the positioning protrusion 11 is arranged at the edge of the positioning disk 5.
The locking assembly 6 comprises a pressure plate 12 and a locking nut 13, and a compression bulge 14 is arranged on one side of the pressure plate 12. The workpiece 7 to be machined is arranged between the positioning plate 5 and the pressing plate 12, the pressing plate 12 penetrates through the core shaft 2 to press the workpiece 7 to be machined onto the positioning plate 5, and the locking nut 13 is in threaded connection with the core shaft 2 and fixes the pressing plate 12. The pressing protrusion 14 has a ring shape, and can provide a more stable clamping force due to its larger clamping radius.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The utility model provides a novel brake disc braking face grinding location device which characterized in that: comprises a frame (1), a mandrel (2), a shaft sleeve (3), a positioning sleeve (4), a positioning disc (5) and a locking assembly (6); one end of the mandrel (2) is fixedly connected with the rack (1), the other end of the mandrel penetrates through the shaft sleeve (3) and then is connected with the locking assembly (6), the positioning disc (5) and the shaft sleeve (3) are respectively fixed with the rack (1), the positioning sleeve (4) and the shaft sleeve (3) are coaxially arranged, and the positioning sleeve (4) and the shaft sleeve (3) are axially fixed; the workpiece (7) to be processed is sleeved and connected with the positioning sleeve (4), and the workpiece (7) to be processed is arranged between the positioning disc (5) and the locking component (6).
2. The novel brake disc braking surface grinding and positioning device as claimed in claim 1, characterized in that: the positioning disc (5) is attached to the rack (1) and fixedly connected with the rack (1) through bolts; positioning disk (5) are provided with notch cuttype centre bore (8), the one end of axle sleeve (3) is provided with flange (15), axle sleeve (3) are provided with the one end and the laminating of frame (1) of flange (15), flange (15) and centre bore (8) cooperation, the other end of axle sleeve (3) passes centre bore (8).
3. The novel brake disc braking surface grinding and positioning device as claimed in claim 1, characterized in that: one end of the shaft sleeve (3) is provided with a groove (9), and a spring retainer ring (10) is detachably connected in the groove (9).
4. The novel brake disc braking surface grinding and positioning device as claimed in claim 1, characterized in that: the edge of the positioning disc (5) is provided with a positioning bulge (11).
5. The novel brake disc braking surface grinding and positioning device as claimed in claim 1, characterized in that: the locking assembly (6) comprises a pressure plate (12) and a locking nut (13); one side of pressure disk (12) is provided with compresses tightly protruding (14), compress tightly protruding (14) and wait to process work piece (7) roof pressure and be connected, lock nut (13) and dabber (2) fixed connection to be connected with pressure disk (12) roof pressure.
6. The novel brake disc braking surface grinding and positioning device as claimed in claim 1, characterized in that: and threads are arranged at two ends of the mandrel (2), wherein the thread at one end is in threaded connection with the rack (1), and the thread at the other end is in threaded connection with the locking nut (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122929358.0U CN216327581U (en) | 2021-11-26 | 2021-11-26 | Novel brake disc braking face grinding location device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122929358.0U CN216327581U (en) | 2021-11-26 | 2021-11-26 | Novel brake disc braking face grinding location device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216327581U true CN216327581U (en) | 2022-04-19 |
Family
ID=81154473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122929358.0U Active CN216327581U (en) | 2021-11-26 | 2021-11-26 | Novel brake disc braking face grinding location device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216327581U (en) |
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2021
- 2021-11-26 CN CN202122929358.0U patent/CN216327581U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: New brake disc brake surface grinding and positioning device Effective date of registration: 20220804 Granted publication date: 20220419 Pledgee: Yantai Rural Commercial Bank Co.,Ltd. Muping District sub branch Pledgor: YANTAI HONGTIAN AUTO PARTS Co.,Ltd. Registration number: Y2022980011973 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230904 Granted publication date: 20220419 Pledgee: Yantai Rural Commercial Bank Co.,Ltd. Muping District sub branch Pledgor: YANTAI HONGTIAN AUTO PARTS Co.,Ltd. Registration number: Y2022980011973 |