CN210099532U - Fixture for drilling center holes in two ends of automobile steering knuckle - Google Patents
Fixture for drilling center holes in two ends of automobile steering knuckle Download PDFInfo
- Publication number
- CN210099532U CN210099532U CN201920746970.4U CN201920746970U CN210099532U CN 210099532 U CN210099532 U CN 210099532U CN 201920746970 U CN201920746970 U CN 201920746970U CN 210099532 U CN210099532 U CN 210099532U
- Authority
- CN
- China
- Prior art keywords
- steering knuckle
- shaped block
- knuckle
- fixture
- driven
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model belongs to vehicle parts machining equipment field especially relates to an automobile steering knuckle bores both ends centre bore anchor clamps. The clamping mechanism comprises a base plate, install first fixture and second fixture on the bottom plate, install power unit on the bottom plate, power unit passes through drive mechanism and drives first fixture and second fixture and open or closed, first fixture and second fixture correspond first excircle portion and the second excircle portion of grasping knuckle front end pole portion respectively and make knuckle center location, install on the bottom plate with the spacing hold-down mechanism of knuckle ring flange cooperation restriction knuckle along its axial displacement. The utility model has the advantages that: the power mechanism is used for clamping or loosening the steering knuckle, so that the labor intensity is reduced, the two clamping mechanisms and the limiting pressing mechanism are matched to realize the positioning and clamping of the steering knuckle, the positioning operation is simple and quick, and the positioning precision is high.
Description
Technical Field
The utility model belongs to vehicle parts machining equipment field especially relates to an automobile steering knuckle bores both ends centre bore anchor clamps.
Background
The steering knuckle is one of important parts of automobile parts, and the processing quality of the steering knuckle has a crucial influence on the performance of the steering knuckle. The positions of the steering knuckle to be processed are numerous, the center holes at two ends of the steering knuckle are one of the positions to be processed, at present, when the center holes at two ends of the steering knuckle are drilled, a short V-shaped mechanism is generally adopted to clamp the excircle of a rod part, and then two V-shaped mechanisms are adopted to clamp fork parts (the fork parts refer to main pin hole lugs) to position and clamp a workpiece. Because the clamping is fully manual, the labor intensity is very high, and the mass production is less. And the three V-shaped mechanisms are used for positioning, so that the workpieces are positioned excessively, and the problems of batch quality such as deviation of center holes and the like are often caused.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the utility model aims to provide an automobile steering knuckle bores both ends centre bore anchor clamps for solve among the prior art poor, the big scheduling problem of intensity of labour of location.
For realizing above-mentioned purpose and other relevant purposes, the utility model provides a car knuckle bores both ends centre bore anchor clamps, comprising a base plate, install first fixture and second fixture on the bottom plate, install power unit on the bottom plate, power unit drives first fixture and second fixture through drive mechanism and opens or is closed, first fixture and second fixture correspond respectively and hold the first excircle portion and the second excircle portion of knuckle front end pole portion and make knuckle center location, install on the bottom plate and restrict the knuckle along its axial displacement's spacing hold-down mechanism with the cooperation of knuckle ring flange.
The utility model has the advantages that: the power mechanism is used for clamping or loosening the steering knuckle, so that the labor intensity is reduced, the two clamping mechanisms and the limiting pressing mechanism are matched to realize the positioning and clamping of the steering knuckle, the positioning operation is simple and quick, and the positioning precision is high.
Optionally, the transmission mechanism comprises a driving rack and a driven rack, and the driving rack and the driven rack are in meshing transmission through a gear.
Optionally, first fixture includes first initiative V type piece and first driven V type piece, the opening of first initiative V type piece and the opening of first driven V type piece are just to setting up, first initiative V type piece and driving rack are connected, and first driven V type piece and driven rack are connected, power unit drive first initiative V type piece and first driven V type piece move in opposite directions closed clamp knuckle or the first excircle portion that the knuckle was opened to the opposite movement opening.
Optionally, the second clamping mechanism comprises a second driving V-shaped block and a second driven V-shaped block, an opening of the second driving V-shaped block and an opening of the second driven V-shaped block are arranged oppositely, the second driving V-shaped block is connected with the driving rack, the second driven V-shaped block is connected with the driven rack, and the power mechanism drives the second driving V-shaped block and the second driven V-shaped block to move oppositely to close and clamp the steering knuckle or move reversely to open and release the second outer circle part of the steering knuckle.
Optionally, the clamping device further comprises three side baffles arranged in parallel vertically, the three side baffles are mounted on the bottom plate, a gap is reserved between every two adjacent side baffles, the first clamping mechanism and the second clamping mechanism are respectively provided with corresponding transmission mechanisms, and the two transmission mechanisms are respectively mounted in two mounting grooves formed by the three side baffles and the bottom plate in a matched manner.
The beneficial effect of adopting the above optional scheme is: simple structure, the transmission is nimble stable for initiative V type piece and driven V type piece synchronous operation in the same clamping device, knuckle atress is even stable, and the centre gripping is efficient, and has improved the centre gripping precision.
Optionally, the limiting and pressing mechanism comprises a limiting device and a pressing device, the limiting device and the pressing device are respectively located on two sides of the steering knuckle flange plate, the limiting device is installed on a side plate close to the flange plate, the limiting device is in contact with one side of the steering knuckle flange plate to limit the steering knuckle to move forwards along the axial direction, and the pressing device located on the other side of the steering knuckle flange plate compresses and limits the steering knuckle to move backwards along the axial direction.
Optionally, the limiting device comprises at least two limiting nails, and the limiting nails are mounted on a side plate close to the flange plate and are uniformly distributed along the circumferential direction of the flange plate.
Optionally, the pressing device comprises a support installed on the bottom plate, a pressing screw in threaded connection with the support is installed on the support, and the pressing screw is rotated to press one side, back to the limiting device, of the steering knuckle flange.
Optionally, the power mechanism is a hydraulic cylinder, an air cylinder or a motor.
Optionally, each transmission mechanism is correspondingly provided with a power mechanism.
The beneficial effect of adopting the above optional scheme is: the steering knuckle is limited to move along the axial direction of the steering knuckle through the limiting and pressing mechanism, and the positioning and locking operation is simple and convenient.
Drawings
FIG. 1 is a schematic structural diagram of a part machined by the fixture for drilling center holes at two ends of an automobile knuckle according to an embodiment of the present invention;
FIG. 2 is a front view of the clamp for drilling center holes at two ends of the automobile knuckle according to the embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is a top view of the clamp for drilling center holes at two ends of the automobile knuckle according to the embodiment of the present invention;
fig. 5 is a sectional view of B-B in fig. 4.
Description of reference numerals
1, a steering knuckle;
11 a flange plate;
12 a first outer circular portion;
13 a second outer circular portion;
2, a bottom plate;
3 a first clamping mechanism;
31 a first active V-block;
32 a first driven V-block;
4 a second clamping mechanism;
41 a second active V-block;
42 a second driven V-block;
51 a driving rack;
52 a driven rack;
53 gears;
6, a power mechanism;
71 a support;
72 a compression screw;
73 a limit pin;
81. 82, 83 side dams;
9 front baffle.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the terms "upper", "lower", "left", "right", "middle" and "one" used herein are for clarity of description, and are not intended to limit the scope of the invention, but rather the scope of the invention.
As shown in fig. 1 to 5, the utility model discloses an automobile steering knuckle bores both ends centre bore anchor clamps for the tight location of the installation clamp of steering knuckle guarantees that 1 center clamping of steering knuckle targets in place, processes the centre bore at steering knuckle both ends. The clamp comprises a base plate 2, the base plate 2 is connected with a saddle of an external machine tool in a locating mode, a first clamping mechanism 3 used for clamping a first excircle part 12 of a steering knuckle and a second clamping mechanism 4 used for clamping a second excircle part 13 of the steering knuckle are installed on the base plate 2, the first clamping mechanism 3 and the second clamping mechanism 4 are arranged in parallel, centering is achieved, and the center locating precision of the steering knuckle is guaranteed. The power mechanism 6 is installed on the bottom plate 2, the power mechanism 6 drives the first clamping mechanism 3 and the second clamping mechanism 4 to be opened or closed through the transmission mechanism, so that the first clamping mechanism 3 and the second clamping mechanism 4 respectively and correspondingly clamp the first outer circle 12 part and the second outer circle 13 part of the rod part at the front end of the steering knuckle 1, and the center positioning of the steering knuckle is realized. Wherein, power unit 6 can be the mechanism that can linear telescopic motion such as pneumatic cylinder, or motor, and in this embodiment, power unit 6 adopts the pneumatic cylinder, through being connected with the pedal that sets up on the lathe, and the control switch of control pneumatic cylinder is stepped on to the pedal, easy operation is convenient, laborsaving. In the embodiment, two power mechanisms and two transmission mechanisms are arranged, and the power mechanisms and the transmission mechanisms are arranged in a one-to-one correspondence manner. The bottom plate 2 is provided with a limiting and pressing mechanism which is matched with the steering knuckle flange plate 11 to limit the steering knuckle to move along the axial direction of the steering knuckle, the center positioning of the steering knuckle is realized through the first clamping mechanism and the second clamping mechanism, and the axial movement limiting of the steering knuckle is realized through the limiting and pressing mechanism, so that the accurate positioning of the steering knuckle is ensured, and the drilling processing quality of the two ends of the steering knuckle is improved.
As shown in fig. 1 to 5, the limiting and pressing mechanism comprises a limiting device and a pressing device, the limiting device and the pressing device are respectively located on two sides of the steering knuckle flange plate 11, the limiting device is installed on a side plate 81 close to the flange plate 11, the limiting device contacts with one side of the steering knuckle flange plate 11 to limit the steering knuckle 1 to move forwards along the axial direction, the limiting device comprises at least two limiting nails 73, four limiting nails 73 are arranged in the embodiment, the limiting nails 73 are installed on a side plate 81 close to the flange plate 11 and are evenly distributed along the circumferential direction of the flange plate 11, the flange plate 11 is stressed evenly when being abutted against the limiting nails 73, and the assembly is stable. The pressing device positioned on the other side of the steering knuckle flange plate 11 presses the flange plate 11 to limit the steering knuckle 1 to move backwards along the axial direction, the pressing device comprises a support 71 installed on the bottom plate 2, a pressing screw 72 in threaded connection with the support 71 is installed on the support 71, the pressing screw 72 is rotated to press one side, back to the limiting device, of the steering knuckle flange plate, the pressing screw and the limiting screw are matched to respectively support the two sides of the flange plate, and axial movement limiting of the steering knuckle is achieved.
As shown in fig. 2 to 5, three side baffles are mounted on the bottom plate 2, the side baffles 81, 82 and 83 are parallel to each other and vertically arranged, a gap is reserved between every two adjacent side baffles, the three side baffles and the bottom plate are matched to enclose two mounting grooves, and the transmission mechanisms corresponding to the first clamping mechanism 3 and the second clamping mechanism 4 are respectively mounted in the two mounting grooves, so that the transmission mechanisms can stably transmit, and the stability of the operation of the clamping mechanisms is improved. Still install preceding baffle 9 on the base 2, baffle 9 and three side shield fixed connection before setting up, reinforcing side shield rigidity, improvement security performance. The transmission mechanism comprises a driving rack 51 and a driven rack 52, the driving rack 51 and the driven rack 52 are arranged in parallel, the driving rack 51 is positioned below the driven rack 52, and the driving rack 51 and the driven rack 52 are in meshing transmission through a gear 53. The first clamping mechanism 3 comprises a first driving V-shaped block 31 and a first driven V-shaped block 32, an opening of the first driving V-shaped block 31 and an opening of the first driven V-shaped block 32 are arranged oppositely, the first driving V-shaped block 31 is connected with a driving rack 51, the first driven V-shaped block 32 is connected with a driven rack 52, a power mechanism drives the first driving V-shaped block 31 and the driving rack 51 to move together, the driving rack 51 enables the driven rack 52 and the first driven V-shaped block 32 to move together through gear transmission, the first driving V-shaped block 31 and the first driven V-shaped block 32 move oppositely to close and clamp the first outer circle part 12 of the steering knuckle or open and release the first outer circle part 12 of the steering knuckle in reverse motion through matching of the power mechanism and the transmission mechanism, the clamping operation is synchronous, the stress is uniform and stable, the clamping is fast, and the assembly efficiency is high. The second clamping mechanism 4 comprises a second driving V-shaped block 41 and a second driven V-shaped block 42, the opening of the second driving V-shaped block 41 is opposite to the opening of the second driven V-shaped block 42, the second driving V-shaped block 41 is connected with a driving rack 51, the second driven V-shaped block 42 is connected with a driven rack 52, a power mechanism drives the second driving V-shaped block 41 and the driving rack 51 to move together, the driving rack 51 enables the driven rack 52 and the second driven V-shaped block 42 to move together through gear transmission, the power mechanism and the transmission mechanism are matched to enable the second driving V-shaped block 41 and the second driven V-shaped block 42 to move oppositely to close and clamp the second outer circle part 13 of the steering knuckle or move reversely to open and release the second outer circle part 13 of the steering knuckle, synchronous operation and clamping are uniform and stable in stress, the clamping is fast, and the assembling efficiency is high. The surfaces of the first driving V-shaped block 31, the first driven V-shaped block 32, the second driving V-shaped block 41 and the second driven V-shaped block 42, which are in contact with the steering knuckle, are provided with cushion blocks, so that the steering knuckle is prevented from sliding in a clamping process by the cushion blocks, and the steering knuckle is prevented from being damaged by clamping.
The utility model discloses two fixture and the quick accurate location that realizes the knuckle center to cooperation spacing hold-down mechanism makes knuckle axial positioning through the terminal surface round pin location, and the location is more reliable effective, improves the assembly precision, improves product quality, and makes fixture self-holding through power unit and drive mechanism cooperation, has reduced intensity of labour, has improved clamping efficiency and production efficiency.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides an automobile steering knuckle bores both ends centre bore anchor clamps which characterized in that: the clamping mechanism comprises a base plate, install first fixture and second fixture on the bottom plate, install power unit on the bottom plate, power unit passes through drive mechanism and drives first fixture and second fixture and open or closed, first fixture and second fixture correspond first excircle portion and the second excircle portion of grasping knuckle front end pole portion respectively and make knuckle center location, install on the bottom plate with the spacing hold-down mechanism of knuckle ring flange cooperation restriction knuckle along its axial displacement.
2. The automobile steering knuckle drill two-end center hole clamp of claim 1, which is characterized in that: the transmission mechanism comprises a driving rack and a driven rack, and the driving rack and the driven rack are in meshing transmission through a gear.
3. The automobile steering knuckle drill two-end center hole clamp of claim 2, characterized in that: the first clamping mechanism comprises a first driving V-shaped block and a first driven V-shaped block, an opening of the first driving V-shaped block and an opening of the first driven V-shaped block are arranged oppositely, the first driving V-shaped block is connected with a driving rack, the first driven V-shaped block is connected with a driven rack, and the power mechanism drives the first driving V-shaped block and the first driven V-shaped block to move oppositely to close and clamp a steering knuckle or move reversely to open and loosen a first outer circle part of the steering knuckle.
4. The automobile steering knuckle drill two-end center hole clamp of claim 2, characterized in that: the second clamping mechanism comprises a second driving V-shaped block and a second driven V-shaped block, an opening of the second driving V-shaped block and an opening of the second driven V-shaped block are arranged oppositely, the second driving V-shaped block is connected with the driving rack, the second driven V-shaped block is connected with the driven rack, and the power mechanism drives the second driving V-shaped block and the second driven V-shaped block to move oppositely to close and clamp the steering knuckle or move reversely to open and release the second outer circle part of the steering knuckle.
5. The automobile steering knuckle drill two-end center hole clamp of claim 1, which is characterized in that: the clamping mechanism comprises a bottom plate, a first clamping mechanism and a second clamping mechanism, and is characterized by further comprising three side baffles arranged in vertical parallel, the three side baffles are arranged on the bottom plate, a gap is reserved between every two adjacent side baffles, the first clamping mechanism and the second clamping mechanism are respectively provided with corresponding transmission mechanisms, and the two transmission mechanisms are respectively arranged in two mounting grooves formed by the three side baffles and the bottom plate in a matched mode.
6. The automobile steering knuckle drill two-end center hole clamp of claim 5, which is characterized in that: the limiting and pressing mechanism comprises a limiting device and a pressing device, the limiting device and the pressing device are respectively located on two sides of the steering knuckle flange plate, the limiting device is installed on a side plate close to the flange plate, the limiting device contacts with one side of the steering knuckle flange plate to limit the steering knuckle to move forwards along the axial direction, and the pressing device located on the other side of the steering knuckle flange plate compresses to limit the steering knuckle to move backwards along the axial direction.
7. The automobile steering knuckle drill two-end center hole clamp of claim 6, which is characterized in that: the limiting device comprises at least two limiting nails, and the limiting nails are arranged on a side plate close to the flange plate and are uniformly distributed along the circumferential direction of the flange plate.
8. The automobile steering knuckle drill two-end center hole clamp of claim 6, which is characterized in that: the pressing device comprises a support arranged on the bottom plate, a pressing screw in threaded connection with the support is arranged on the support, and the pressing screw is rotated to press one side, back to the limiting device, of the steering knuckle flange.
9. The automobile steering knuckle drill two-end center hole clamp of claim 1, which is characterized in that: the power mechanism is a hydraulic cylinder, an air cylinder or a motor.
10. The automobile knuckle drill both-end center hole clamp according to any one of claims 1 to 9, characterized in that: and each transmission mechanism is correspondingly provided with a power mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920746970.4U CN210099532U (en) | 2019-05-23 | 2019-05-23 | Fixture for drilling center holes in two ends of automobile steering knuckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920746970.4U CN210099532U (en) | 2019-05-23 | 2019-05-23 | Fixture for drilling center holes in two ends of automobile steering knuckle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210099532U true CN210099532U (en) | 2020-02-21 |
Family
ID=69560551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920746970.4U Active CN210099532U (en) | 2019-05-23 | 2019-05-23 | Fixture for drilling center holes in two ends of automobile steering knuckle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210099532U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211126A (en) * | 2021-05-06 | 2021-08-06 | 湖北三环锻造有限公司 | 45-degree inclined lathe milling end face centering device for steering knuckle |
| CN114932437A (en) * | 2022-07-27 | 2022-08-23 | 成都西夏科技发展有限公司 | Terahertz waveguide positioning tool |
-
2019
- 2019-05-23 CN CN201920746970.4U patent/CN210099532U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211126A (en) * | 2021-05-06 | 2021-08-06 | 湖北三环锻造有限公司 | 45-degree inclined lathe milling end face centering device for steering knuckle |
| CN113211126B (en) * | 2021-05-06 | 2022-07-05 | 湖北三环锻造有限公司 | 45-degree inclined lathe milling end face centering device for steering knuckle |
| CN114932437A (en) * | 2022-07-27 | 2022-08-23 | 成都西夏科技发展有限公司 | Terahertz waveguide positioning tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212371092U (en) | Clamping and rotating device for forging processing | |
| CN210099532U (en) | Fixture for drilling center holes in two ends of automobile steering knuckle | |
| CN109128948B (en) | Production fixture for balance shaft of automobile engine | |
| CN109926857B (en) | Driving method of clamping device | |
| CN212634391U (en) | Four-hole drilling machine for flange fork | |
| CN203418412U (en) | Pinion-type center-hole grinding device | |
| CN219786644U (en) | Positioning device for lathe drilling | |
| CN108788850B (en) | Special fixture for camshaft axial hole machining | |
| CN217072087U (en) | Clamping jig and automation equipment | |
| CN214024607U (en) | Clamp | |
| CN214162199U (en) | Hydraulic clamping device is used in processing of car transmission shaft | |
| CN212683244U (en) | Vertical and horizontal dual-purpose automatic clamping fixture for paired workpieces | |
| CN210435786U (en) | Novel hydraulic four-claw self-centering caliper | |
| CN211277433U (en) | Flange clamping device for valve machining | |
| CN210255283U (en) | Multistation automobile water pump adds clamping apparatus | |
| CN112388355A (en) | Milling machine fixture for milling fork opening plane of clutch joint fork | |
| CN216359433U (en) | Realize tool jig of batch production abnormal shape piece on processing center | |
| CN215747968U (en) | Oil pressure power compresses tightly frock | |
| CN218193921U (en) | Combined rotary clamp | |
| CN219902095U (en) | Workpiece taking jig | |
| CN220993592U (en) | Flexible positioning fixture | |
| CN218396650U (en) | Clamp fast switching base | |
| CN217914016U (en) | Numerical control lathe drill bit with self-locking function | |
| CN218982937U (en) | Efficient clamping fixture for inner hexagonal rotary-punching machining | |
| CN218840960U (en) | Feeding device for flexible processing of workpiece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |