CN205520500U - Universal joint fork facing (operation) special fixture - Google Patents
Universal joint fork facing (operation) special fixture Download PDFInfo
- Publication number
- CN205520500U CN205520500U CN201620072465.2U CN201620072465U CN205520500U CN 205520500 U CN205520500 U CN 205520500U CN 201620072465 U CN201620072465 U CN 201620072465U CN 205520500 U CN205520500 U CN 205520500U
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- Prior art keywords
- joint fork
- chuck body
- claw
- fixture block
- universal
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Abstract
The utility model discloses an universal joint fork facing (operation) special fixture, including the chuck body, movable jaw and jack catch actuating mechanism, the jack catch has two, and just symmetrical distributed connection is on chuck body, and the jack catch is connected with jack catch actuating mechanism, its characterized in that: it is equipped with fixture block, spacing dish, stopper still to add on the chuck body, the fixture block is connected in the jack catch upper surface, the jack catch is put the end near chuck body central point and is connected with the lug, the outer upper end of lug is equipped with the oblique angle, spacing dish is located chuck body central point and is put, spacing dish center is equipped with for circular heavy groove, the inslot that sinks the stopper, the stopper will sink the groove cuts apart into the draw -in groove of two symmetries. The utility model discloses a to go up to add at the chuck body and limit position dish and stopper restriction festival fork X in the epaxial degree of freedom, the fixture block restriction festival fork of connecting specific shape again on the jack catch be in the epaxial degree of freedom of Y, and envoy's fork is higher in the rotatory man -hour axiality of adding, and stability better.
Description
[technical field]
This utility model relates to the technical field of machining, and particularly a kind of universal-joint fork end face processing is special
The technical field of fixture.
[background technology]
Cross shaft rigid universal joint is by universal-joint fork, cross axle, needle bearing, oil sealing, set letter, bearing
The part compositions such as lid.Operation principle is: rotates one of fork and then drives another fork to rotate through cross axle, with
Time can swing in any direction around spider center again.In rotation process the needle roller in needle bearing can rotation,
To alleviate friction.The axle being connected with input power claims power shaft (also known as driving shaft), through universal joint output
Axle claims output shaft (also known as driven shaft).Work under conditions of having angle between input, output shaft, two axles
Angular velocity, and therefore can cause output shaft and the drive disk assembly generation twisting vibration being attached thereto and impact
The life-span of these parts.It is to rotate during because of its work, so the good guarantee of the symmetry of the most each part
The static balance of universal joint and dynamic balancing.But, end face processing current commonly used car, the Milling Machining of universal joint,
Need Hooke's joint fork is contained on special fixture rotation processing, but due to the not rounded of joint fork blank
Property and many planes make existing fixture it cannot be guaranteed that joint fork circle end-section axis consistent with rotary shaft, for hold
Surface chamfer mismachining tolerance is the biggest.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly, proposes a kind of universal-joint fork end face and adds
Work special fixture, it is possible to make the joint fork of clamping more stablize and axiality is higher.
For achieving the above object, the utility model proposes a kind of universal-joint fork Special clamp for processing end surface, bag
Including chuck body, movable jaw and claw drive mechanism, claw has two and symmetrical is connected to chuck body
On, claw is connected with claw drive mechanism, it is characterised in that: also it is equipped with fixture block, spacing on chuck body
Dish, limited block, described fixture block is connected to claw upper surface, and described claw is near chuck body center end even
Being connected to projection, the outer upper end of described projection is provided with oblique angle, and described position-arresting disk is located at chuck body center, described
Position-arresting disk center is for being provided with described limited block in circular deep gouge, deep gouge, and deep gouge is divided into two by described limited block
The draw-in groove of individual symmetry.
As preferably, described position-arresting disk is provided with six equally distributed through holes, with spacing on described chuck body
On dish, through hole correspondence position is provided with screwed hole, and described position-arresting disk is bolted chuck body.
As preferably, described claw upper surface is provided with thin straight-tooth tooth, and described fixture block lower surface is again provided with carefully
Straight-tooth tooth, described fixture block sets two through holes, and described claw is provided with screw thread with through hole correspondence position on fixture block
Hole, described fixture block is bolted claw.
As preferably, described limited block thickness is equal to the distance of joint fork two medial surface to be processed, described position-arresting disk
The diameter of upper deep gouge is more than the distance of two lateral surface of joint fork to be processed.
As preferably, described fixture block thickness is more than the distance of two lateral surface of joint fork to be processed.
As preferably, the arbitrary portion of joint fork to be processed is not touched in face, described fixture block oblique angle, described convex during clamping
The end face of block is pressed in joint fork side plate to be processed.
As preferably, described chuck body periphery is provided with some square driving holes, and driving hole is internally connected with
Angular wheel, angular wheel is connected with claw drive mechanism.
As preferably, described limited block and position-arresting disk are integrative-structures, the draw-in groove on limited block eminence position-arresting disk
5mm。
The beneficial effects of the utility model: this utility model will be by will add position-arresting disk and spacing on chuck body
Block limits joint fork X degree of freedom on axle, and the fixture block connecting again given shape on claw limits joint fork at Y
Degree of freedom on axle, it is higher that envoy's fork adds man-hour axiality in rotation, and stability is more preferable.
Feature of the present utility model and advantage will combine accompanying drawing by embodiment and be described in detail.
[accompanying drawing explanation]
Fig. 1 is the axis side view of this utility model a kind of universal-joint fork Special clamp for processing end surface；
Fig. 2 is the top view of this utility model a kind of universal-joint fork Special clamp for processing end surface；
Fig. 3 is joint fork structural representation to be processed.
In figure: 1-chuck body, 12-claw, 2-fixture block, 22-projection, 221-oblique angle, 3-position-arresting disk, 4-
Limited block, 34-draw-in groove, 4-joint to be processed fork.
[detailed description of the invention]
Refering to Fig. 1, Fig. 2 and Fig. 3, this utility model one universal-joint fork Special clamp for processing end surface, including
Chuck body 1, movable jaw 12 and claw drive mechanism, claw 12 has two and symmetrical is connected to chuck
On body, claw 12 is connected with claw drive mechanism, it is characterised in that: also it is equipped with card on chuck body 1
Block 2, position-arresting disk 3, limited block 4, described fixture block 2 is connected to claw 12 upper surface, and described claw 12 leans on
Nearly chuck body 1 center end connects projection 22, and the described outer upper end of projection 22 is provided with oblique angle 221, described
Position-arresting disk 3 is located at chuck body 1 center, and described position-arresting disk 3 center is for being provided with in circular deep gouge, deep gouge
Described limited block 4, deep gouge is divided into two symmetrical draw-in grooves 34 by described limited block 4.Described position-arresting disk 3
It is provided with six equally distributed through holes, described chuck body 1 sets with on through hole correspondence position on position-arresting disk 3
Screwed hole, described position-arresting disk 3 is had to be bolted chuck body 1.Described claw 12 upper surface is provided with carefully
Straight-tooth tooth, described fixture block 2 lower surface is again provided with thin straight-tooth tooth, described fixture block 2 sets two through holes, institute
Stating claw 12 and be provided with screwed hole with through hole correspondence position on fixture block 2, described fixture block 2 is bolted card
Pawl 12.Described limited block 4 thickness is equal to the distance of joint 5 liang of medial surface of fork to be processed, on described position-arresting disk 3
The diameter of deep gouge is more than the distance of two lateral surface of joint fork 5 to be processed.Described fixture block 2 thickness is more than to be processed
The distance of two lateral surface of joint fork 5.Any of joint fork 5 to be processed is not touched in face, described fixture block 2 oblique angle 221
Part, during clamping, the end face of described projection 22 is pressed in joint fork 5 side plates to be processed.Described chuck body 1 circumference
Face is provided with some square driving holes, and driving hole is internally connected with angular wheel, and angular wheel drives with claw 12
Motivation structure connects.Described limited block 4 is integrative-structure with position-arresting disk 3, on limited block 4 eminence position-arresting disk 3
Draw-in groove 345mm.
Utility model works process:
This utility model one universal-joint fork Special clamp for processing end surface in the course of the work, when being installed, will be treated
The two of processing joint fork 5 pick up the ears to insert respectively in the draw-in groove on position-arresting disk 3, recycle square spanner rotation chuck body 1
On square opening make claw 12 move to heart and drive fixture block 2 to compress picking up the ears of joint fork 5 to be processed.
This utility model one universal-joint fork Special clamp for processing end surface, spacing by adding on chuck body
Dish and limited block limit joint fork X degree of freedom on axle, and the fixture block connecting again given shape on claw limits
Joint fork degree of freedom in Y-axis, it is higher that envoy's fork adds man-hour axiality in rotation, and stability is more preferable.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any to this
Scheme after utility model simple transformation belongs to protection domain of the present utility model.
Claims (8)
1. a universal-joint fork Special clamp for processing end surface, including chuck body (1), movable jaw (12) and claw
Drive mechanism, claw (12) has two and symmetrical is connected in chuck body, claw (12) with
Claw drive mechanism is connected, it is characterised in that: also it is equipped with fixture block (2), spacing on chuck body (1)
Dish (3), limited block (4), described fixture block (2) is connected to claw (12) upper surface, described claw (12)
Connecting near chuck body (1) center end has projection (22), described projection (22) outer upper end to be provided with
Oblique angle (221), described position-arresting disk (3) is located at chuck body (1) center, described position-arresting disk (3)
Center is for being provided with described limited block (4) in circular deep gouge, deep gouge, and deep gouge is split by described limited block (4)
Become two symmetrical draw-in grooves (34).
2. a kind of universal-joint fork Special clamp for processing end surface as claimed in claim 1, it is characterised in that: described limit
Position dish (3) is provided with six equally distributed through holes, on described chuck body (1) and on position-arresting disk (3)
Through hole correspondence position is provided with screwed hole, and described position-arresting disk (3) is bolted chuck body (1).
3. a kind of universal-joint fork Special clamp for processing end surface as claimed in claim 1, it is characterised in that: described card
Pawl (12) upper surface is provided with thin straight-tooth tooth, and described fixture block (2) lower surface is again provided with thin straight-tooth tooth,
Two through holes are set, described claw (12) through hole correspondence position upper with fixture block (2) on described fixture block (2)
Being provided with screwed hole, described fixture block (2) is bolted claw (12).
4. a kind of universal-joint fork Special clamp for processing end surface as claimed in claim 1, it is characterised in that: described limit
Position block (4) thickness is equal to the distance of joint fork (5) two medial surface to be processed, and described position-arresting disk (3) is upper heavy
The diameter of groove is more than the distance of two lateral surface of joint fork (5) to be processed.
5. a kind of universal-joint fork Special clamp for processing end surface as claimed in claim 1, it is characterised in that: described card
Block (2) thickness is more than the distance of two lateral surface of joint fork (5) to be processed.
6. a kind of universal-joint fork Special clamp for processing end surface as claimed in claim 1, it is characterised in that: described card
The arbitrary portion of joint fork (5) to be processed, described projection during clamping are not touched in block (2) oblique angle (221) face
(22) end face is pressed in joint fork (5) side plate to be processed.
7. a kind of universal-joint fork Special clamp for processing end surface as claimed in claim 1, it is characterised in that: described card
Disk body (1) periphery is provided with some square driving holes, and driving hole is internally connected with angular wheel, taper
Gear is connected with claw (12) drive mechanism.
8. a kind of universal-joint fork Special clamp for processing end surface as claimed in claim 1, it is characterised in that: described limit
Position block (4) and position-arresting disk (3) are integrative-structures, the card on limited block (4) eminence position-arresting disk (3)
Groove (34) 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620072465.2U CN205520500U (en) | 2016-01-25 | 2016-01-25 | Universal joint fork facing (operation) special fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620072465.2U CN205520500U (en) | 2016-01-25 | 2016-01-25 | Universal joint fork facing (operation) special fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205520500U true CN205520500U (en) | 2016-08-31 |
Family
ID=56770551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620072465.2U Active CN205520500U (en) | 2016-01-25 | 2016-01-25 | Universal joint fork facing (operation) special fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205520500U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500048A (en) * | 2016-01-25 | 2016-04-20 | 杭州正强万向节有限公司 | Special fixture for universal joint fork end face machining |
| CN108942326A (en) * | 2017-05-25 | 2018-12-07 | 元生智汇实业有限公司 | Floating type clamping jig |
-
2016
- 2016-01-25 CN CN201620072465.2U patent/CN205520500U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500048A (en) * | 2016-01-25 | 2016-04-20 | 杭州正强万向节有限公司 | Special fixture for universal joint fork end face machining |
| CN108942326A (en) * | 2017-05-25 | 2018-12-07 | 元生智汇实业有限公司 | Floating type clamping jig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Xiaoshan District Shushan street gold plow village in Hangzhou city of Zhejiang Province in 311203 Patentee after: Hangzhou Zhengqiang Transmission Co., Ltd. Address before: Xiaoshan District Shushan street gold plow village in Hangzhou city of Zhejiang Province in 311203 Patentee before: Hangzhou Zhengqiang Universal Joint Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |