CN220881948U - Eccentric shaft part clamping device that polishes - Google Patents
Eccentric shaft part clamping device that polishes Download PDFInfo
- Publication number
- CN220881948U CN220881948U CN202322831203.2U CN202322831203U CN220881948U CN 220881948 U CN220881948 U CN 220881948U CN 202322831203 U CN202322831203 U CN 202322831203U CN 220881948 U CN220881948 U CN 220881948U
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- Prior art keywords
- clamping
- eccentric
- eccentric shaft
- clamping block
- clamping device
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- 238000005498 polishing Methods 0.000 claims abstract description 19
- 238000003754 machining Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Abstract
The utility model relates to the technical field of part machining, and provides an eccentric shaft part polishing and clamping device which comprises a horizontal sliding rail arranged parallel to the rotation axis of a chuck, wherein a feeding platform is connected to the horizontal sliding rail in a sliding manner, a first clamping block and a second clamping block are arranged on the feeding platform, a placing groove and a positioning groove are formed in each of the first clamping block and the second clamping block, the placing groove closes up and tightens up a main shaft section, so that the axis of the main shaft section and the clamping Kong Zhouxin are coaxially arranged, the positioning groove closes up and tightens up an eccentric section, the axis of the eccentric section and the rotation axis of the chuck are coaxially arranged, the eccentric section is ensured to be positioned on the rotation axis, the quick and accurate positioning of the eccentric shaft part is realized, and the polishing quality and efficiency are improved.
Description
Technical Field
The utility model relates to the technical field of part machining, in particular to a grinding and clamping device for eccentric shaft parts.
Background
The eccentric shaft is a workpiece with the outer circle and the outer circle or the outer circle parallel to the axis of the inner hole and not coincident, and mainly comprises a main body section and an eccentric section, in order to reduce unbalanced vibration, improve equipment precision and prolong equipment service life, the eccentric section is generally required to be polished, namely, the eccentric section is required to be ensured to be on a rotation center, but in the actual polishing and clamping process, the eccentric section is likely to be difficult to accurately position, and the eccentric section is not on the rotation center, so that the polishing effects of the eccentric sections at different positions are inconsistent, and the balance of the equipment is influenced.
Disclosure of utility model
The utility model aims to provide a polishing and clamping device for eccentric shaft parts, which can accurately position an eccentric shaft and ensure that an eccentric section is positioned on a rotation center.
The embodiment of the utility model is realized by the following technical scheme: the utility model provides an eccentric shaft class part clamping device that polishes, eccentric shaft class part includes main shaft section and eccentric section, and clamping device that polishes includes the chuck, and the chuck eccentric is provided with the clamping hole, still includes the horizontal slide rail that is arranged parallel to chuck rotation axle center, and sliding connection has feeding platform on the horizontal slide rail, is provided with first clamp splice and second clamp splice on the feeding platform, has all seted up standing groove and constant head tank on first clamp splice and the second clamp splice, and the standing groove folds and adds tightly main shaft section for main shaft section axle center and clamping Kong Zhouxin coaxial arrangement, the constant head tank folds and adds tightly eccentric section, makes eccentric section axle center and chuck rotation axle center coaxial arrangement.
Further, the feeding platform comprises a fixed block and a movable block movably arranged at two ends of the fixed block, and the fixed block is matched with the movable block to clamp the first clamping block and the second clamping block.
Further, the movable block is provided with a protrusion for bolting.
Further, a chute for the first clamping block and the second clamping block to move horizontally is arranged on the feeding platform and perpendicular to the horizontal sliding rail.
Further, the feeding platform is provided with a through hole for limiting and matching with the horizontal sliding rail.
Further, the first clamping block and the second clamping block are provided with positioning fastening holes, and the positioning fastening holes are coaxially connected through bolts.
The utility model has at least the following advantages and beneficial effects: by arranging the placing groove and the positioning groove on the first clamping block and the second clamping block, the axis of the placing groove and the axis of the clamping hole are coaxially arranged, and the axis of the positioning groove and the rotation axis of the chuck are coaxially arranged, so that the eccentric section is ensured to be positioned on the rotation axis, the quick and accurate positioning of eccentric shaft parts is realized, and the polishing quality and efficiency are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of an eccentric shaft part polishing and clamping device provided by the utility model;
Fig. 2 is a schematic structural view of a first clamping block and a second clamping block in the eccentric shaft part polishing and clamping device provided by the utility model;
FIG. 3 is a schematic diagram of clamping positions of a chuck in the eccentric shaft part polishing and clamping device;
fig. 4 is a schematic structural diagram of a feeding platform in the eccentric shaft part polishing and clamping device;
Icon: the device comprises a 1-eccentric shaft part, a 11-main shaft section, a 12-eccentric section, a 2-chuck, a 20-clamping hole, a 3-horizontal sliding rail, a 4-feeding platform, a 41-fixed block, a 42-movable block, a 420-bulge, a 43-sliding chute, a 44-through hole, a 51-first clamping block, a 52-second clamping block, a 501-placing groove, a 502-positioning groove and a 503-positioning fastening hole.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in fig. 1-3, in this embodiment, there is mainly disclosed an eccentric shaft part polishing and clamping device, the eccentric shaft part 1 includes a main shaft section 11 and an eccentric section 12, the polishing and clamping device mainly includes a chuck 2, the chuck 2 is driven to rotate by a rotating motor, the chuck 2 is eccentrically provided with a clamping hole 20 for clamping the main shaft section 11 to rotate, the device also includes a horizontal slide rail 3, the horizontal slide rail 3 is fixed on a flat working table and is arranged in parallel with the rotation axis of the chuck 2, a feeding platform 4 is slidingly connected on the horizontal slide rail 3, the feeding platform 4 is used for positioning the eccentric shaft part 1, the eccentric section 12 is positioned at a correct position, and then is fed into the chuck 2 along the slide rail, thereby ensuring the accuracy of the position of a workpiece, a placing groove 501 and a positioning groove 502 are formed in the surface where the first clamping block 51 and the second clamping block 52 are connected, the positioning groove 501 closes and tightens the main shaft section 11, so that the axis of the main shaft section 11 and the axis of the clamping hole 20 are coaxially arranged, the positioning groove 502 closes and tightens the eccentric section 12, so that the axis of the eccentric section 12 and the rotation axis of the chuck 2 are coaxially arranged, the positioning groove 501 can be an arc groove, a V-shaped groove or a square groove, the positioning can be realized only by closing and tightening the eccentric shaft by the side walls of the two positioning grooves 502 of the first clamping block 51 and the second clamping block 52, at the moment, the eccentric section 12 can be abutted against the bottom of the positioning groove 502, can be suspended at the bottom of the positioning groove 502, namely, the position of the eccentric section 12 which rotates circumferentially is limited and fixed by the closing positioning groove 502, the deviation of the clamping position is avoided, the eccentric shaft part 1 is held by the main shaft section 11 is placed in the positioning groove 501 between the first clamping block 51 and the second clamping block 52, and ensure that eccentric section 12 is placed on constant head tank 502, close first clamp splice 51 and second clamp splice 52, tighten eccentric shaft class part 1, make feeding platform 4 follow the slide rail and remove, send into main shaft section 11 in chuck 2 and tighten fixed, eccentric shaft class part 1 is in the exact position this moment, and the axle center of eccentric section 12 is located chuck 2's rotation axis center, and the operation of polishing can be carried out to unclamping first clamp splice 51 and second clamp splice 52, has ensured the stability and the accuracy of polishing.
Further, in the implementation, as shown in fig. 4, the feeding platform 4 provided in the embodiment of the present utility model includes a fixed block 41 and a movable block 42 movably disposed at two ends of the fixed block 41, where the fixed block 41 is matched with the movable block 42 to clamp the first clamping block 51 and the second clamping block 52, and the relative positions of the movable block 42 and the positioning can be changed by sliding the movable block 42, so as to fix the first clamping block 51 and the second clamping block 52, ensure stable clamping of the eccentric shaft part 1, and the movable block 42 is provided with a protrusion 420 for bolting the movable block 42 at two ends of the fixed block 41 to provide a reliable clamping force, and besides, the protrusion 420 can also be fixed at the fixed end and the movable end of the existing telescopic cylinder respectively, so as to realize automatic clamping.
Further, in the implementation, as shown in fig. 4, the feeding platform 4 provided in the embodiment of the present utility model is provided with a chute 43 for the first clamping block 51 and the second clamping block 52 to move horizontally perpendicular to the horizontal sliding rail 3, so as to facilitate the operation and adjustment of the positions of the first clamping block 51 and the second clamping block 52.
Further, in the implementation, as shown in fig. 4, the feeding platform 4 provided in the embodiment of the present utility model is provided with a through hole 44 for limiting and matching with the horizontal sliding rail 3, so that the position of the feeding platform 4 can be fixed, and the feeding platform is prevented from loosening in the moving process.
Further, in the implementation, as shown in fig. 2, the first clamping block 51 and the second clamping block 52 provided in the embodiment of the present utility model are both provided with positioning fastening holes 503, and the positioning fastening holes 503 are coaxially connected by bolts, so as to further improve the clamping force of the first clamping block 51 and the second clamping block 52 on the eccentric shaft part 1.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides an eccentric shaft class part clamping device that polishes, eccentric shaft class part (1) includes main shaft section (11) and eccentric section (12), clamping device that polishes includes chuck (2), chuck (2) eccentric are provided with clamping hole (20), its characterized in that still includes parallel to horizontal slide rail (3) that chuck (2) rotation axle center was arranged, sliding connection has feeding platform (4) on horizontal slide rail (3), be provided with first clamp splice (51) and second clamp splice (52) on feeding platform (4), standing groove (501) and constant head tank (502) have all been seted up on first clamp splice (51) and second clamp splice (52), standing groove (501) close up and tighten main shaft section (11) for main shaft section (11) axle center with clamping hole (20) axle center coaxial arrangement, constant head tank (502) close up and tighten eccentric section (12) axle center and chuck (2) rotation axle center coaxial arrangement.
2. The eccentric shaft part polishing and clamping device according to claim 1, wherein the feeding platform (4) comprises a fixed block (41) and a movable block (42) movably arranged at two ends of the fixed block (41), and the fixed block (41) is matched with the movable block (42) to clamp the first clamping block (51) and the second clamping block (52).
3. An eccentric shaft type part polishing and clamping device as claimed in claim 2, wherein the movable block (42) is provided with a protrusion (420) for bolting.
4. The eccentric shaft part polishing and clamping device according to claim 1, wherein the feeding platform (4) is provided with a chute (43) for the first clamping block (51) and the second clamping block (52) to horizontally move perpendicular to the horizontal sliding rail (3).
5. The eccentric shaft part polishing and clamping device according to claim 1, wherein the feeding platform (4) is provided with a through hole (44) for limiting and matching with the horizontal sliding rail (3).
6. The eccentric shaft part polishing and clamping device according to claim 1, wherein the first clamping block (51) and the second clamping block (52) are provided with positioning and fastening holes (503), and the positioning and fastening holes (503) are coaxially connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322831203.2U CN220881948U (en) | 2023-10-20 | 2023-10-20 | Eccentric shaft part clamping device that polishes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322831203.2U CN220881948U (en) | 2023-10-20 | 2023-10-20 | Eccentric shaft part clamping device that polishes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220881948U true CN220881948U (en) | 2024-05-03 |
Family
ID=90879517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322831203.2U Active CN220881948U (en) | 2023-10-20 | 2023-10-20 | Eccentric shaft part clamping device that polishes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220881948U (en) |
-
2023
- 2023-10-20 CN CN202322831203.2U patent/CN220881948U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |