CN207805918U - A kind of self-centering rotatable clamp - Google Patents
A kind of self-centering rotatable clamp Download PDFInfo
- Publication number
- CN207805918U CN207805918U CN201721582173.4U CN201721582173U CN207805918U CN 207805918 U CN207805918 U CN 207805918U CN 201721582173 U CN201721582173 U CN 201721582173U CN 207805918 U CN207805918 U CN 207805918U
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- CN
- China
- Prior art keywords
- finger
- fixture
- chuck body
- corner fittings
- self
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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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Abstract
The utility model discloses a kind of self-centering rotatable clamps, including finger collet, fixture finger, transmission corner fittings, chuck body, leader casing, spring guide, spring, fixture base, bearing and gear, U-lag is equipped on finger collet, finger collet is connect by fixture finger with one end of transmission corner fittings；It is equipped with open slot in the lower part of chuck body, the middle part for being driven corner fittings is rotatably arranged in by pin in the open slot of chuck body；The both ends of leader casing are connect with chuck body and fixture base respectively, and spring guide can be mounted in leader casing up or down, and the top of spring guide is connected with the other end of transmission corner fittings, and spring is arranged between the end and fixture base of spring guide；The shaft end of fixture base is connect by bearing with gear.The utility model can realize that cylindric class workpiece is positioned on automation, automatic assembly line, clamped, rotation acts, and realize automation processing, operation.
Description
Technical field
The utility model is related to a kind of mechanical processing, operation fixture, specifically a kind of self-centering rotatable clamps.
Background technology
On automation and automatic assembly line, when technological requirement workpiece Automatic-clamping, automatic rotation, according to gas folder,
Collet cannot be solved effectively, and universal fixturing is needed to realize workpiece positioning, clamp, rotation.A/C pressure switch gluing portion
When the gluing of position, workpiece positioning, rotation are needed, can not achieve automation mechanized operation, working efficiency is low by manually completing at present.
Invention content
The purpose of this utility model is to provide a kind of self-centering rotatable clamp, and the automatic of workpiece can be realized using the fixture
It clamps, and workpiece rotation is realized by power plant；Can be achieved cylindric class workpiece positioned on automation, automatic assembly line,
It clamps, rotation action, realizes automation processing, operation.
The purpose of this utility model is achieved through the following technical solutions：
A kind of self-centering rotatable clamp, it is characterised in that：The fixture include finger collet, fixture finger, transmission corner fittings,
Chuck body, leader casing, spring guide, spring, fixture base, bearing and gear are equipped with U-lag, finger on finger collet
Collet is connect by fixture finger with one end of transmission corner fittings；It is equipped with open slot in the lower part of chuck body, is driven in corner fittings
Portion is rotatably arranged in by pin in the open slot of chuck body；The both ends of leader casing respectively with chuck body and fixture bottom
Seat connection, spring guide can be mounted in leader casing up or down, the other end phase on the top and transmission corner fittings of spring guide
Even, spring is arranged between the end and fixture base of spring guide；The shaft end of fixture base is connect by bearing with gear.
Further, finger collet is connect by screw with fixture finger.It is equipped with kidney slot, fixture at the middle part of fixture finger
Finger is connect by the pin being arranged in kidney slot with chuck body.
Transmission corner fittings is connected by clamping jaw pin with chuck body, and is driven corner fittings and is rotated centered on clamping jaw pin.
Bearing is mounted in bearing block.It is equipped with holder in chuck body, is equipped on leader casing compatible with holder
The holder of straight slot, chuck body is connect by screw with fixture base.
The utility model is by the downward linear motion of the workpiece for the realization that feeds manually, compressed spring, and spring guide drives
It is driven corner fittings, fixture finger is made to open, the location dimension of finger collet realizes workpiece positioning, under spring force, spring
Guide rod drives transmission corner fittings to realize fixture finger, finger collet clamps workpiece.
The opening degree of self-centering rotatable clamp finger collet fixture finger be 4mm, finger collet can according to workpiece shapes,
Size design.The Automatic-clamping of workpiece can be realized using the fixture, and workpiece rotation is realized by power plant；It can be achieved cylindric
Class workpiece is positioned on automation, automatic assembly line, is clamped, rotation acts, and realizes automation processing, operation.
Automatic positioning, clamping, the rotation of the applicable cylindric class of the utility model.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the exploded perspective view of the utility model；
Fig. 3 is the overall schematic of the utility model.
It is marked in figure：Finger collet 1, transmission corner fittings 2, fixture base 3, leader casing 4, spring guide 41, spring 5, bearing
Baffle ring 6, bearing 7, bearing block 8, gear 9, clamping jaw pin 10, chuck body 11, fixture finger 12.
Specific implementation mode
A kind of self-centering rotatable clamp, including finger collet 1, fixture finger 12, transmission corner fittings 2, chuck body 11, lead
Rod set 4, spring guide 41, spring 5, fixture base 3, bearing 7, bearing block 8, gear 9, clamping jaw pin 10.On finger collet
Equipped with U-lag, finger collet is connect by fixture finger with one end of transmission corner fittings；It is equipped with opening in the lower part of chuck body
Slot, the middle part for being driven corner fittings are rotatably arranged in by clamping jaw pin in the open slot of chuck body；The both ends of leader casing point
It is not connect with chuck body and fixture base, spring guide can be mounted in leader casing up or down, the top of spring guide
It is connected with the other end of transmission corner fittings, spring is arranged between the end and fixture base of spring guide；The shaft end of fixture base
It is connect with gear by bearing.
Finger collet is connect by screw with fixture finger.It is equipped with kidney slot at the middle part of fixture finger, fixture finger is logical
The pin being arranged in kidney slot is crossed to connect with chuck body.Transmission corner fittings is connected by clamping jaw pin with chuck body, and is passed
Dynamic corner fittings is rotated centered on clamping jaw pin.Bearing is mounted in bearing block.Holder is equipped in chuck body, on leader casing
Equipped with straight slot compatible with holder, the holder of chuck body passes through straight slot and is connect with fixture base by screw.In bearing
Seat is equipped with end ring.
There are two U-lags wherein on fixture finger, and clamping jaw pin 10 passes through U-lag, with U-lag clearance fit, clamping jaw pin
Nail is interference fitted with chuck body.Chuck body makes transmission corner fittings that fixture finger be driven to open and (unclamp workpiece) conjunction by pin
(clamping workpiece) movement, two fixture finger transmission corner fittings coordinate with two clamping jaw pin-hole clearances respectively, clamping jaw pin and fixture
Ontology is interference fitted.Therefore fixture finger transmission corner fittings can do rotary motion around pin.Between spring guide and chuck body
Gap coordinates, and chuck body is fixed, and spring guide moves up and down.
Self-centering rotatable clamp exploded view as shown in Fig. 2, be connected by screw and fixture finger 12 by finger collet 1,
The pin for being fixed on fixture finger 12 is driven by the arc end of opposite transmission corner fittings 2, and 12 kidney slot of fixture finger is on pin
It moves horizontally, realizes automatic horizontal positioning.Corner fittings is driven to drive finger collet 1 to unclamp, clamp A/C pressure switch.It is driven corner fittings
2 are connected by clamping jaw pin 3 and chuck body 11, and transmission corner fittings 2 can be rotated centered on clamping jaw pin, and transmission corner fittings 2 is another
End be connected with 41 head of spring guide by pin, can driving spring guide rod compressed spring, also can under spring force, transmission
Corner fittings 2 struts, drives pin that opposite fixture finger 12 is made to realize that finger collet 1 clamps A/C pressure switch outward.Fixture sheet
Body is connected by two screws with fixture base, and the shaft end installation bearing 7 of fixture base passes through holding screw and 9 phase of gear
Connection, power plant drive fixture base to rotate by gear 9, realize that fixture top drives A/C pressure switch rotation, bearing block 8
It is fixed on rotary table face.
When work, A/C pressure switch is inserted into from finger section, and the portion U-lag of finger makes cylinder by oneself（Circle hexagonal）Workpiece centre, end
Face axially position, spring force clamp, and fixture bearing block is fixed on rotary table face, and power plant passes through 1：1 transmission gear,
It drives the gear of self-centering rotatable clamp lower part to rotate, realizes that fixture top drives A/C pressure switch rotation, realize air-conditioning
The automatically dropping glue of pressure switch, the steering of A/C pressure switch, corner, rotating speed are controlled by power plant.
It is self-centering rotatable when technological requirement workpiece Automatic-clamping, automatic rotation on automation and automatic assembly line
Fixture can realize that cylindric class workpiece is positioned on automation and automatic assembly line, clamped, rotation acts, and realize that automation adds
Work, operation.By kidney slot, fixture finger horizontal moving range is 4mm, and shape, the size by designing finger collet can fit
With the positioning, clamping, rotation of cylindric class.
Claims (6)
1. a kind of self-centering rotatable clamp, it is characterised in that：The fixture includes finger collet（1）, fixture finger（12）, transmission
Corner fittings（2）, chuck body（11）, leader casing（4）, spring guide（41）, spring（5）, fixture base（3）, bearing（7）And gear
（9）, in finger collet（1）It is equipped with U-lag, finger collet（1）Pass through fixture finger（12）With transmission corner fittings（2）One end connect
It connects；In chuck body（11）Lower part be equipped with open slot, be driven corner fittings（2）Middle part pass through pin（10）It is rotatably arranged in
Chuck body（11）Open slot in；Leader casing（4）Both ends respectively with chuck body（11）And fixture base（3）Connection, bullet
Spring guide rod（41）It can be mounted on leader casing up or down（4）It is interior, spring guide（41）Top with transmission corner fittings（2）It is another
End is connected, spring（5）It is arranged in spring guide（41）End and fixture base（3）Between；Fixture base（3）Shaft end pass through
Bearing（7）With gear（9）Connection.
2. self-centering rotatable clamp according to claim 1, it is characterised in that：Finger collet（1）Pass through screw and folder
Has finger（12）Connection.
3. self-centering rotatable clamp according to claim 1, it is characterised in that：In fixture finger（12）Middle part be equipped with
Kidney slot, fixture finger（12）Pass through the pin and chuck body being arranged in kidney slot（11）Connection.
4. self-centering rotatable clamp according to claim 1, it is characterised in that：It is driven corner fittings（2）Pass through clamping jaw pin
（10）With chuck body（11）It is connected, and is driven corner fittings（2）With clamping jaw pin（10）Centered on rotate.
5. self-centering rotatable clamp according to claim 1, it is characterised in that：Bearing（7）Mounted on bearing block（8）
It is interior.
6. self-centering rotatable clamp according to claim 1, it is characterised in that：In chuck body（11）It is equipped with branch
Frame, in leader casing（4）It is equipped with straight slot compatible with holder, chuck body（11）Holder pass through straight slot and by screw with
Fixture base（3）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721582173.4U CN207805918U (en) | 2017-11-23 | 2017-11-23 | A kind of self-centering rotatable clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721582173.4U CN207805918U (en) | 2017-11-23 | 2017-11-23 | A kind of self-centering rotatable clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207805918U true CN207805918U (en) | 2018-09-04 |
Family
ID=63334521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721582173.4U Expired - Fee Related CN207805918U (en) | 2017-11-23 | 2017-11-23 | A kind of self-centering rotatable clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207805918U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107744919A (en) * | 2017-11-23 | 2018-03-02 | 南京工业职业技术学院 | A kind of self-centering rotatable clamp |
-
2017
- 2017-11-23 CN CN201721582173.4U patent/CN207805918U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107744919A (en) * | 2017-11-23 | 2018-03-02 | 南京工业职业技术学院 | A kind of self-centering rotatable clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20211123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |