CN208214375U - Vehicle clamp for thin-wall cover part - Google Patents
Vehicle clamp for thin-wall cover part Download PDFInfo
- Publication number
- CN208214375U CN208214375U CN201820738812.XU CN201820738812U CN208214375U CN 208214375 U CN208214375 U CN 208214375U CN 201820738812 U CN201820738812 U CN 201820738812U CN 208214375 U CN208214375 U CN 208214375U
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- CN
- China
- Prior art keywords
- thin
- elastic collet
- collet
- chuck body
- lid part
- 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.)
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- 230000013011 mating Effects 0.000 claims description 3
- 230000007480 spreading Effects 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses an automobile-used anchor clamps of thin wall lid part, including being used for with the coaxial setting of lathe main shaft and the anchor clamps body of being connected with it, the anchor clamps body has the cooperation end that is used for cooperating with the collet, the cooperation surface of cooperation end and collet is the conical surface; the elastic chuck is used for clamping the expanding core on the inner circular surface of the thin-wall cover part, and the elastic chuck is detachably sleeved at the matching end of the clamp body; and the tensioning pushing assembly is used for pushing the elastic chuck so that the elastic chuck can clamp the thin-wall cover part. The utility model discloses establish collet at this external cover of anchor clamps, utilize to rise to push away the promotion messenger collet to collet and expand the interior disc that presss from both sides tight work piece, make the local contact of the whole arc surface contact fixture replacement jack catch of work piece, therefore can not lead to the work piece to press from both sides tight deformation in the course of working, ensured processingquality.
Description
Technical field
The utility model relates to a kind of automobile clamper devices used in lathe, and in particular to a kind of processing is large size, thin walled
The automobile clamper of lid part.
Background technique
Its outer circle either is pressed from both sides also with the claw of scroll chuck since its wall thickness is relatively thin for some thin-walled lid die castings
It is to press from both sides its inner circle, all easily deforms.In order to facilitate such thin-walled lid die casting is clamped, postorder can be entered and processed,
Needing one kind can be without the fixture of the clamping thin-walled lid part of deformation.
Utility model content
The technical problem to be solved by the utility model is to overcoming the deficiencies of the prior art and provide a kind of thin-walled lid part
Automobile clamper, to solve the problems, such as the clamping of thin-walled lid part.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of automobile clamper of thin-walled lid part,
Including
For setting coaxial with lathe spindle and the chuck body that is attached thereto, chuck body, which has, to be used for and elastic collet
The mating surface of the abutting end of cooperation, the abutting end and elastic collet is circular conical surface；
Elastic collet, the inner headed face of thin-walled lid part is clamped in for the heart that rises, and the elastic collet is removably socketed
In the abutting end of the chuck body；
Tensioner pushing component, for pushing elastic collet so that elastic collet clamps the thin-walled lid part.
Further, the abutting end of the chuck body is additionally provided with short pin.
Further, the elastic collet is fixedly connected by a positioning block with the tensioner pushing component, the elasticity
Collet has periphery, and the locating piece is socketed on the periphery of the elastic collet；The periphery of elastic collet is equipped with
Axial bond, the locating piece are equipped with the keyway matched with axial bond, the elastic clip with the inner headed face that elastic collet cooperates
Head is connect with the cooperation of the keyway with locating piece by axial bond.
Further, the tensioner pushing component includes rotating nut and cushion block, and the chuck body is connect with lathe spindle
End be equipped with external screw thread, the rotating nut is connected on the external screw thread of chuck body, and the cushion block is slidably socketed
In chuck body, and the cushion block is fixedly connected with locating piece；The cushion block is equipped with connection lug, the rotating nut
Outer surface is equipped with annular groove, and the connection lug is connected by screw in the annular groove of rotating nut, and screw
It can be relatively rotated along annular groove.
After above-mentioned technical proposal, the utility model is arranged elastic collet outside chuck body, is pushed using tensioner
Component makes elastic collet spreading clamp the inner headed face of workpiece the promotion of elastic collet, makes the entire circular arc face contact fixture of workpiece
The localized contact of claw is substituted, thus not will lead to Workpiece clamping deformation in process, it is ensured that processing quality；This is practical
The centering precision of novel fixture is high, the not mutual rotary friction in the cooperation taper-face contact part of elastic collet and chuck body
It wipes, the two can only move left and right, reduce abrasion in this way, increase the service life of clamp body.
Detailed description of the invention
The structural schematic diagram for the thin-walled lid part that Fig. 1 is processed by the utility model；
Fig. 2 is the fixture of the utility model and the assembling schematic diagram of thin-walled lid part.
Specific embodiment
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model.
Unless not defining, the technical term or scientific term used herein is should be in the utility model fields
The ordinary meaning that personage with general technical ability is understood.Used in the utility model patent specification and claims
" first ", " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish different
Component part.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates there is at least one
It is a.
As shown in Fig. 2, a kind of automobile clamper of thin-walled lid part, including
For setting coaxial with lathe spindle and the chuck body 2 that is attached thereto, chuck body 2, which has, to be used for and elastic clip
The abutting end 2-1, the abutting end 2-1 of head cooperation and the mating surface of elastic collet 3 are circular conical surface；
Elastic collet 3, the inner headed face of thin-walled lid part 1 is clamped in for the heart that rises, and the medial surface of the elastic collet 3 is
Internal conical surface, elastic collet 3 are removably socketed on the abutting end 2-1 of the chuck body 2 by internal conical surface；
Tensioner pushing component, for pushing elastic collet 3 so that elastic collet 3 clamps the thin-walled lid part 1.
The utility model is arranged elastic collet 3 outside chuck body 2, utilizes tensioner pushing component pushing away to elastic collet 3
The dynamic inner headed face for making 3 spreading of elastic collet clamp workpiece, the part for making the entire circular arc face contact fixture of workpiece substitute claw connect
Touching, thus not will lead to Workpiece clamping deformation in process, it is ensured that processing quality；The centering of the fixture of the utility model
Precision is high, and the not mutual spin friction in the cooperation taper-face contact part of elastic collet 3 and chuck body 2, the two can only control
It is mobile, reduce abrasion in this way, increases the service life of clamp body.
Optionally, as shown in Fig. 2, the abutting end 2-1 of the chuck body 2 is additionally provided with short pin 2-2, as shown in Figure 1, right
In the top of the inner headed face of thin-walled lid part 1 is additionally provided with circular hole the case where, the abutting end 2-1 of the chuck body 2 of the present embodiment
On add short pin 2-2, short pin 2-2 is used to be inserted into the circular hole on the top of the inner headed face of thin-walled lid part 1, further to thin-walled lid
Part 1 is positioned.
Preferably, the elastic collet 3 is fixedly connected by a positioning block 6 with the tensioner pushing component, the bullet
Property collet 3 there is periphery, the locating piece 6 is socketed on the periphery of the elastic collet 3；The periphery of elastic collet 3
It is equipped with axial bond, the locating piece 6 is equipped with the keyway 4 matched with axial bond, institute with the inner headed face that elastic collet 3 cooperates
Elastic collet 3 is stated to connect with the cooperation of the keyway 4 with locating piece 6 by axial bond.
Preferably, as shown in Fig. 2, the tensioner pushing component includes rotating nut 9 and cushion block 7, the chuck body 2 with
The end of lathe spindle connection is equipped with external screw thread, and the end that the chuck body 2 is connect with lathe spindle is known as connecting pin, connects
End is equipped with external screw thread, and the rotating nut 9 is connected on the external screw thread of connecting pin 2-3, and the cushion block 7 is slidably socketed
In chuck body 2, and the cushion block 7 is fixedly connected with locating piece 6 by screw 5；The cushion block 7 is equipped with connection lug 7-
1, the outer surface of the rotating nut 9 is equipped with annular groove, and the connection lug 7-1 is connected to rotating nut 9 by screw 8
In the annular groove, and screw 8 can be relatively rotated along annular groove.
This implementation is illustrated for processing thin-walled lid part 1.The automobile clamper is with the machined hole B of workpiece and datum level
A positioning, datum level A is contacted with the side of locating piece 6 limits 3 freedom degrees, and machined hole B and short pin 2-2 cooperation limit 2
A freedom degree limits 5 freedom degrees altogether, belongs to incomplete positioning.Step up workpiece by the spreading of elastic collet 3, to avoid vehicle
Workpiece rotation when cutting screw thread and end face.
When the rotation of 9 opposed jaw ontology 2 of rotating nut makes it move right along chuck body 2, screw 8 is in rotating nut
It is relatively rotated in 9 annular groove, drives elastic collet 3 to move right by cushion block 7, elastic collet 3 is made to play spreading clamping
The effect of workpiece.The left side of rotating nut 9 is also equipped with nut 10, and the effect of nut 10 is to eliminate thread pitch.To workpiece plus
It is first reversed to unclamp nut 10 after work is complete, then rotating nut 9 is reversely rotated, elastic collet 3 is moved to the left, and the heart clamping action that rises disappears
It loses, elastic collet 3 is restored to free state, can remove thin-walled lid part 1 at this time.
Particular embodiments described above, to the utility model solve the technical issues of, technical scheme and beneficial effects into
It has gone further description, it should be understood that the foregoing is merely specific embodiment of the utility model, and has not had to
In limitation the utility model, within the spirit and principle of the utility model, any modification, equivalent substitution and improvement done
Deng should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of automobile clamper of thin-walled lid part, it is characterised in that: including
For setting coaxial with lathe spindle and the chuck body (2) that is attached thereto, chuck body (2), which has, to be used for and elastic clip
The abutting end (2-1) of head cooperation, the mating surface of the abutting end (2-1) and elastic collet (3) are circular conical surface；
Elastic collet (3) is clamped in the inner headed face of thin-walled lid part (1) for the heart that rises, and the elastic collet (3) is removably
It is socketed in the abutting end (2-1) of the chuck body (2)；
Tensioner pushing component, for pushing elastic collet (3) so that elastic collet (3) clamps the thin-walled lid part (1).
2. the automobile clamper of thin-walled lid part according to claim 1, it is characterised in that: chuck body (2) match
It closes end (2-1) and is additionally provided with short pin (2-2).
3. the automobile clamper of thin-walled lid part according to claim 1, it is characterised in that: the elastic collet (3) passes through
A positioning block (6) is fixedly connected with the tensioner pushing component, and the elastic collet (3) has periphery, the locating piece
(6) it is socketed on the periphery of the elastic collet (3)；The periphery of elastic collet (3) is equipped with axial bond, the locating piece
(6) it is equipped with the keyway (4) matched with axial bond with the inner headed face of elastic collet (3) cooperation, the elastic collet (3) passes through
Axial bond is connect with the cooperation of the keyway (4) with locating piece (6).
4. the automobile clamper of thin-walled lid part according to claim 3, it is characterised in that: the tensioner pushing component includes
Rotating nut (9) and cushion block (7), the end that the chuck body (2) connect with lathe spindle are equipped with external screw thread, the rotation spiral shell
Female (9) are connected on the external screw thread of chuck body (2), and the cushion block (7) is slidably socketed on chuck body (2), and
The cushion block (7) is fixedly connected with locating piece (6)；The cushion block (7) is equipped with connection lug (7-1), the rotating nut (9)
Outer surface be equipped with annular groove, connection lug (7-1) is connected to the annular of rotating nut (9) by screw (8)
In slot, and screw (8) can be relatively rotated along annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820738812.XU CN208214375U (en) | 2018-05-18 | 2018-05-18 | Vehicle clamp for thin-wall cover part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820738812.XU CN208214375U (en) | 2018-05-18 | 2018-05-18 | Vehicle clamp for thin-wall cover part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208214375U true CN208214375U (en) | 2018-12-11 |
Family
ID=64508809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820738812.XU Active CN208214375U (en) | 2018-05-18 | 2018-05-18 | Vehicle clamp for thin-wall cover part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208214375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108405894A (en) * | 2018-05-18 | 2018-08-17 | 常州机电职业技术学院 | Vehicle clamp for thin-wall cover part |
-
2018
- 2018-05-18 CN CN201820738812.XU patent/CN208214375U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108405894A (en) * | 2018-05-18 | 2018-08-17 | 常州机电职业技术学院 | Vehicle clamp for thin-wall cover part |
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