CN220331012U - Clamp for polishing eccentric disc - Google Patents
Clamp for polishing eccentric disc Download PDFInfo
- Publication number
- CN220331012U CN220331012U CN202321578959.4U CN202321578959U CN220331012U CN 220331012 U CN220331012 U CN 220331012U CN 202321578959 U CN202321578959 U CN 202321578959U CN 220331012 U CN220331012 U CN 220331012U
- Authority
- CN
- China
- Prior art keywords
- eccentric disc
- chuck
- plate
- groove
- main body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005498 polishing Methods 0.000 title claims abstract description 25
- 230000007704 transition Effects 0.000 claims description 9
- 238000003801 milling Methods 0.000 abstract description 3
- 210000000078 claw Anatomy 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a clamp for polishing an eccentric disc, which comprises a chuck, a mounting block and a positioning rod, wherein the chuck comprises a plurality of clamping jaws, the clamping jaws clamp the chuck, the clamping jaws clamp the circular ring surface of the chuck, the contact surface of the clamping jaws and the chuck is adapted to the circular ring surface of the chuck, the mounting plate is fixed on the chuck, the mounting plate is positioned between two adjacent clamping jaws, the positioning rod is fixed on the mounting plate, and the positioning rod is inserted into a main body groove. According to the utility model, the positioning rod is inserted into the main body groove, so that the eccentric disc is positioned, and cutters such as milling cutters for polishing can preferentially polish out the protruding part when polishing the end surface of the eccentric disc, so that the protruding part cannot collide with the cutters, and the cutters are not easy to be damaged.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to the technical field of clamps.
Background
As shown in fig. 1 and 2, the end surface of the eccentric disc 4 to be polished is provided with a protruding portion 40, the other end surface of the eccentric disc 4 is provided with a through hole 41 and a blind hole, the through hole 41 penetrates through two ends of the eccentric disc 4, the blind hole is composed of a main body groove 42 and an auxiliary hole 43, the main body groove 42 is opened at the end where the blind hole of the eccentric disc 4 is located, the auxiliary hole 43 is formed in the groove bottom of the concave main body groove 42, the auxiliary hole 43 extends into the protruding portion 40, and the protruding portion 40 is completely polished after the eccentric disc 4 is polished. When the existing common chuck clamps the eccentric disc, the position of the protruding part cannot be positioned, and when the eccentric disc is polished by using cutters such as milling cutters, the cutters are easy to collide with the protruding part, so that the cutters are crashed. The applicant has developed a clamp dedicated to such eccentric disc sanding.
Disclosure of Invention
The utility model aims to solve the problems in the prior art, and provides the clamp for polishing the eccentric disc, which can effectively position the eccentric disc when polishing the end surface, and can preferentially polish the protruding part during polishing, so that the protruding part is prevented from damaging a polishing cutter.
In order to achieve the above purpose, the utility model provides a clamp for polishing an eccentric disc, wherein a bulge is arranged on the end face of the eccentric disc, which needs to be polished, a through hole and a blind hole are arranged on the other end face of the eccentric disc, the through hole penetrates through two ends of the eccentric disc, the blind hole consists of a main body groove and an auxiliary hole, the main body groove is opened at the end of the blind hole of the eccentric disc, the auxiliary hole is opened at the bottom of the concave main body groove, the auxiliary hole stretches into the bulge, the bulge is completely polished after the eccentric disc is polished, the clamp comprises a chuck, a mounting block and a positioning rod, the chuck comprises a plurality of clamping jaws, the clamping jaws clamp the circular ring face of the chuck, the contact face of the clamping jaws and the circular ring face of the chuck are adapted, a mounting plate is fixed on the chuck, the mounting plate is positioned between two adjacent clamping jaws, the positioning rod is fixed on the mounting plate, and the positioning rod is inserted into the main body groove.
Preferably, the mounting plate comprises a main body plate, a transition plate and a strip-shaped plate which are of an integrated structure, the main body plate is a rectangular plate, one side of the main body plate is fixedly provided with the trapezoid transition plate, the end, far away from the main body plate, of the transition plate is fixedly provided with the strip-shaped plate, and the positioning rod is fixed on the strip-shaped plate.
Preferably, two clamping claws on two sides of the mounting plate are provided with yielding grooves for avoiding the mounting plate.
Preferably, the clamping end of the clamping jaw is provided with a groove, the groove is only provided with a side wall and a bottom wall, the bottom of the groove is propped against the end of the main body groove of the eccentric disc, and the side wall of the groove clamps the annular surface of the chuck.
The utility model has the beneficial effects that: according to the utility model, the positioning rod is inserted into the main body groove, so that the eccentric disc is positioned, and cutters such as milling cutters for polishing can preferentially polish out the protruding part when polishing the end surface of the eccentric disc, so that the protruding part cannot collide with the cutters, and the cutters are not easy to be damaged.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
Drawings
FIG. 1 is a front elevational view of an eccentric disc polishing of the eccentric disc polishing jig of the present utility model;
FIG. 2 is a front view of the eccentric disc polishing jig of the present utility model after eccentric disc polishing;
FIG. 3 is a front view of the eccentric disc polishing jig of the present utility model;
FIG. 4 is a schematic view of a mounting block of the eccentric disc polishing jig of the present utility model;
fig. 5 is a partial schematic view of the jaws of the eccentric disc polishing jig of the present utility model.
In the figure: the clamping device comprises a 1-chuck, a 2-claw, a 3-mounting plate, a 4-eccentric disc, a 20-abdication groove, a 21-groove, a 30-positioning rod, a 31-main body plate, a 32-transition plate, a 33-strip plate, a 40-protruding part, a 41-through hole, a 42-main body groove and a 43-auxiliary hole.
Detailed Description
Referring to fig. 3, 4 and 5, the clamp for polishing an eccentric disc of the utility model is characterized in that a boss 40 is arranged on the end surface of the eccentric disc 4 to be polished, a through hole 41 and a blind hole are arranged on the other end surface of the eccentric disc 4, the through hole 41 penetrates through two ends of the eccentric disc 4, the blind hole consists of a main body groove 42 and an auxiliary hole 43, the main body groove 42 is opened at the end of the blind hole of the eccentric disc 4, the auxiliary hole 43 is opened at the bottom of the concave main body groove 42, the auxiliary hole 43 stretches into the boss 40, the boss 40 is completely polished after the eccentric disc 4 is polished, the clamp comprises a chuck 1, a mounting block 3 and a positioning rod 30, the chuck 1 comprises a plurality of clamping claws 2, the clamping claws 2 clamp the chuck 1, the clamping claws 2 clamp the circular ring surface of the chuck 1, the contact surface of the clamping claws 2 and the chuck 1 is matched with the circular ring surface of the chuck 1, a mounting plate is fixed on the chuck 1, the mounting plate is positioned between two adjacent clamping claws 2, a positioning rod 30 is fixed on the mounting plate, the positioning rod 30 is inserted into the main body groove 42, and the positioning rod 30 can position the boss 40.
The mounting panel 3 comprises body board 31, transition board 32, the strip shaped plate 33 of integral type structure, and body board 31 is a rectangular plate, and one side of body board 31 is fixed with and is trapezoidal transition board 32, and the far away from body board 31 end of transition board 32 is fixed with long strip shaped plate 33, and locating lever 30 is fixed on strip shaped plate 33.
In order to avoid collision between the clamping claws 2 and the mounting plate 3 in the moving process, the two clamping claws 2 on two sides of the mounting plate 3 are provided with yielding grooves 20 for avoiding the mounting plate 3.
The clamping end of the clamping jaw 2 is provided with a groove 21, the groove 21 is provided with only one side wall and one bottom wall, and the bottom of the groove 21 butts against the end of the main body groove 42 of the eccentric disc 4, so that the position of the eccentric disc 4 can be positioned. The side walls of the recess 21 grip the torus of the chuck 1.
The working process of the utility model comprises the following steps:
the clamp for polishing the eccentric disc is arranged on a numerical control machine tool to be used in the working process, the clamping jaw 2 is firstly adjusted until the eccentric disc 4 can be plugged into the area surrounded by the clamping jaw 2 and does not fall off, then the eccentric disc 4 is plugged into the clamping jaw, the positioning rod 30 is required to be inserted into the main body groove 42 during plugging, then the clamping jaw 2 is used for clamping the eccentric disc 4, at the moment, the position of the eccentric disc 4 and the position of the protruding part 40 are both determined, then the numerical control machine tool firstly grinds the protruding part 40 and then polishes the whole end face of the eccentric disc 4, and the polishing cutter cannot collide with the protruding part 40 in the use process because the protruding part 40 is firstly ground, so that the cutter is not easy to be damaged by collision.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (4)
1. The utility model provides a clamp for eccentric disc is polished, be equipped with bellying (40) on the terminal surface that eccentric disc (4) needs to polish, be equipped with through-hole (41) and blind hole on the other terminal surface of eccentric disc (4), the both ends of eccentric disc (4) are run through to through-hole (41), the blind hole comprises main part groove (42) and auxiliary hole (43), main part groove (42) are at the blind hole place end opening of eccentric disc (4), the tank bottom in concave main part groove (42) is seted up in auxiliary hole (43), auxiliary hole (43) stretch into inside bellying (40), bellying (40) are polished completely after eccentric disc (4) are polished, its characterized in that: including chuck (1), mounting panel (3), locating lever (30), including a plurality of jack catch (2) on chuck (1), jack catch (2) clamp chuck (1), jack catch (2) clamp on the torus of chuck (1), jack catch (2) are compatible with the torus of chuck (1) with the contact surface of chuck (1), be fixed with mounting panel (3) on chuck (1), mounting panel (3) are located between two adjacent jack catch (2), are fixed with a locating lever (30) on mounting panel (3), and locating lever (30) insert in main part groove (42).
2. The eccentric disc polishing jig according to claim 1, wherein: the mounting plate (3) comprises a main body plate (31), a transition plate (32) and a strip-shaped plate (33) which are of an integral structure, wherein the main body plate (31) is a rectangular plate, one side of the main body plate (31) is fixedly provided with the trapezoid transition plate (32), the end, far away from the main body plate (31), of the transition plate (32) is fixedly provided with the strip-shaped plate (33), and the positioning rod (30) is fixed on the strip-shaped plate (33).
3. The eccentric disc polishing jig according to claim 1, wherein: two clamping jaws (2) on two sides of the mounting plate (3) are provided with a yielding groove (20) for avoiding the mounting plate (3).
4. The eccentric disc polishing jig according to claim 1, wherein: the clamping end of the clamping jaw (2) is provided with a groove (21), the groove (21) is provided with only one side wall and one bottom wall, the bottom of the groove (21) is propped against the end of the main body groove (42) of the eccentric disc (4), and the side wall of the groove (21) clamps the circular ring surface of the chuck (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321578959.4U CN220331012U (en) | 2023-06-20 | 2023-06-20 | Clamp for polishing eccentric disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321578959.4U CN220331012U (en) | 2023-06-20 | 2023-06-20 | Clamp for polishing eccentric disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220331012U true CN220331012U (en) | 2024-01-12 |
Family
ID=89457124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321578959.4U Active CN220331012U (en) | 2023-06-20 | 2023-06-20 | Clamp for polishing eccentric disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220331012U (en) |
-
2023
- 2023-06-20 CN CN202321578959.4U patent/CN220331012U/en active Active
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|---|---|---|---|
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