CN206519593U - The chuck of fast changeable claw - Google Patents
The chuck of fast changeable claw Download PDFInfo
- Publication number
- CN206519593U CN206519593U CN201720172169.4U CN201720172169U CN206519593U CN 206519593 U CN206519593 U CN 206519593U CN 201720172169 U CN201720172169 U CN 201720172169U CN 206519593 U CN206519593 U CN 206519593U
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- China
- Prior art keywords
- claw
- master jaw
- chuck
- spacing preiection
- groove
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Abstract
A claw is installed on the chuck of fast changeable claw, including chuck main body and circumferentially uniform multiple master jaws on chuck main body, each master jaw；Card and position limiting structure are equipped between claw and master jaw, including being arranged on master jaw telescopic spacing preiection and being arranged on the patchhole being provided with the spacing preiection insertion groove matched on claw with the spacing preiection shape and position, claw with the linear insertion of spacing preiection insertion groove.After installation, spacing preiection stretches out, and is stuck in spacing preiection insertion groove；During dismounting, spacing preiection is pressed through patchhole insertion, claw disengages card and relation with master jaw, dismantles lower claw.Compared with existing chuck structure, it is no longer necessary to claw is dismantled by way of demounting bolt, but fixed effect is realized to claw by spacing preiection, by controlling the flexible of spacing preiection, the dismounting of clamp can be achieved, the replacing process of claw is greatly simplify.
Description
Technical field
The utility model belongs to machine tools technical field, is related to a kind of workpiece positioning chuck.
Background technology
Chuck is a kind of machine tools, for clamping workpiece, there is workpiece positioning.
In chuck structure, serve clamping position for claw.Generally, chuck includes multiple claws, multiple claw besieged cities
Circumferential, and form a circular clamping zone.Claw species is a lot, including circle pawl, ladder pawl, positive and negative pawl etc., and one
Chuck is suitable for the installation of a variety of claws.
Process purpose different, the size or shape of workpiece to be held can have differences.
Chuck is set to adapt to various sizes of workpiece to be held by following two modes.
(1) versatility of chuck is strengthened, the center of circle of claw opposing clamping areas can be moved towards or away from the center of circle, to adjust
The scope of whole clamping zone, to adapt to the difference of workpiece size to be held.But due to being limited in scope for chuck motion, unilaterally according to
Motion by claw can not fully meet clamping demand.
(2) another way is to change claw.It is anti-when can not still meet clamping demand by adjusting chuck position, it is necessary to more
Change the claw of suitable dimension.It is dismountable structure between the mounting seat on chuck that claw will be designed as with respect to it by this.
, then can only be by way of changing claw to adapt to workpiece to be held of different shapes.
Claw is to install to be integrated by the main body of master jaw and chuck, and claw is to be arranged on by bolt on master jaw
's.In the prior art, if changing claw, it is necessary to which demounting bolt, more finishes changing claw；Some chucks also need to dismantle master jaw, treat
More finish changing after claw, then master jaw is installed.For example, by taking the processing of wooden workpiece as an example, carpenter fan needs the workpiece processed
Species is a lot, and is to adapt to different workpiece, round pawl, ladder pawl, high pawl etc. may be used, and if torn open by bolt every time
The mode unloaded changes claw, wastes time and energy.
The content of the invention
It is an object of the invention to provide a kind of chuck of fast changeable claw.
To realize object above, the utility model provides following technical scheme：The chuck of fast changeable claw, including card
A claw is installed on disc main body and circumferentially uniform multiple master jaws on chuck main body, each master jaw；Card
Card and position limiting structure are equipped between pawl and master jaw, including is arranged on telescopic spacing preiection and setting on master jaw
It is provided with and spacing preiection on the spacing preiection insertion groove matched on claw with the spacing preiection shape and position, claw
The patchhole of the linear insertion of insertion groove.After installation, spacing preiection stretches out, and is stuck in spacing preiection insertion groove；During dismounting, through inserting
Enter hole insertion and press spacing preiection, claw disengages card and relation with master jaw, dismantles lower claw.
Preferably：Spacing preiection is located at the upper surface or side end face of master jaw, accordingly, the spacing preiection insertion groove position
The side end face in the lower surface of claw or accordingly coordinated with master jaw.
Preferably：The projecting slot for installing spacing preiection is provided with master jaw, projecting slot bottom is provided with vertical shape bullet
Property part (can for adjustable spring or elastic card etc.), spacing preiection is arranged in projecting slot, and bottom connects with elastomeric element
Touch；The spacing preiection bottom includes one section radially projecting section, inserts jackscrew on master jaw, and jackscrew is stuck in radially projecting section upper
End face.
Preferably：After master jaw is installed, the upper surface of master jaw is higher than the upper surface of chuck main body, forms prominent structure,
Claw lower surface is provided with the groove with the prominent structure matching.Or can also be that the upper surface of master jaw radially has
Groove, claw lower surface is provided with the boss matched with the groove structure.Mutually spacing cooperation can be achieved.
Preferably：Cartridge position limiting structure is located at prominent structure.
Preferably：Master jaw is " L " type, including a vertical end and one are horizontally mounted end, and it is horizontally mounted end installation
On chuck main body, its vertical end is located towards a side of the circle center；It is provided with and matches somebody with somebody on claw and master jaw vertical end
The axial limiting projection and axial limiting groove of conjunction.
Preferably：The axial limiting projection coordinated with claw is arranged in the vertical end of master jaw, and axial limiting groove is set
On claw, or the axial limiting projection coordinated with claw is arranged on claw, and axial limiting groove is arranged on the vertical of master jaw
On end.
Preferably：Position limiting structure, including at least one set of cooperation are equipped with master jaw groove sidewall and master jaw side wall
Spacing preiection and stopper slot.
Preferably：Spacing preiection is arranged in claw seat slot, and stopper slot is arranged on master jaw, or spacing preiection is arranged on
On master jaw, stopper slot is arranged in claw seat slot.
Preferably：The spacing preiection is the projection of the circumference radial direction extension arranged towards master jaw；Accordingly, it is spacing
Groove is the groove radially extended towards circumference.
Preferably：Chuck main body includes column chuck body and is arranged on the endoceliac bevel gear parcel of chuck；On chuck body
Multiple claw seat slots are circumferentially radially uniformly arranged, master jaw bottom is provided with the teeth groove being meshed with bevel gear parcel；Card
Pawl seat is arranged in claw seat slot, and the teeth groove of bottom is engaged with bevel gear parcel.
The beneficial effects of the utility model are：
(1) the utility model provides a kind of chuck of fast changeable claw, compared with existing chuck structure, no longer needs
Claw is dismantled by way of demounting bolt, but realizes fixed effect to claw by spacing preiection, by controlling to limit
Raised flexible, the dismounting of achievable clamp in position, greatly simplify the replacing process of claw.
(2) position limiting structure is devised between claw and master jaw, between master jaw and chuck main body, to ensure to install
Afterwards, the integrally-built stability of chuck.
Brief description of the drawings
Fig. 1 is chuck explosive view.
Fig. 2 is chuck assembling figure.
Fig. 3 is cutaway view inside chuck.
Fig. 4 is master jaw partial enlarged drawing.
Wherein：101- column chuck seats, 102- bevel gear parcels, 103 claw seat slots, 104- radial direction spacing preiections, 2- cards
Pawl seat, 201- teeth groove, 202- projecting slots, 203- radial direction stopper slots, 204- horizontal ends, 205- vertical ends, 206- axial limitings are convex
Rise, 3- claws, 301- grooves, 302- axial limiting grooves, 401- spacing preiections, 402- patchholes, 403- adjustable springs, 404- footpaths
To nose section, 405- jackscrews,
Embodiment
The embodiment of the present invention is clearly fully described by below with reference to accompanying drawing.Obviously, it is embodied
Embodiment described by mode is only a part of embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made,
Belong to protection scope of the present invention.
In the description of the invention, it is necessary to which explanation, the length direction of indoor apparatus of air conditioner is the transverse direction after installing；Term
The orientation or position relationship of the instructions such as " on ", " under ", " side " are, based on position relationship shown in the drawings, to be for only for ease of description
The present invention and simplified description, rather than indicate or imply that the device or element of meaning must have specific orientation.
As shown in Figure 1 to Figure 3, the chuck of fast changeable claw, including chuck main body 1 and circumferentially uniform it is arranged on card
The quantity of master jaw 2 is to be provided with a card on four, each master jaw 2 in multiple master jaws 2 on disc main body, the present embodiment
Pawl 3；Card and position limiting structure are equipped between claw 3 and master jaw 2, including is arranged on telescopic spacing on master jaw 2
Projection 401 and is arranged on the spacing preiection insertion groove matched on claw 3 with the shape of spacing preiection 401 and position, claw 3
On be provided with patchhole 402 with the linear insertion of spacing preiection insertion groove.
Wherein, chuck main body 1 includes column chuck seat 101 (inside of column chuck seat 101 is cavity-like) and is arranged on post
The bevel gear parcel 102 of the intracavitary of shape chuck seat 101；Radially multiple claw seat slots have circumferentially been uniformly arranged on chuck seat 101
103, the bottom of master jaw 2 is provided with the teeth groove being meshed with bevel gear parcel 102；Master jaw 2 is arranged in claw seat slot 103,
Engaged with bevel gear parcel 102 bottom.
Master jaw 2 is installed one by one, the umbrella tooth that first master jaw 2 is inserted on claw seat slot 103, bevel gear parcel 102
Wheel initiating terminal is exposed to corresponding claw seat slot 103, and the bottom teeth groove 201 of master jaw 2 rises with the bevel gear on bevel gear parcel 102
Top engagement configuration, rotating parachute gear parcel 102, master jaw 2 is screwed in towards the direction of circle center accordingly.Work as bevel gear
When the initiating terminal of parcel 102 is rotated at second claw seat slot 103, second master jaw 2 is inserted, and continue to dazzle bevel gear disk
Silk 102.
After master jaw 2 is installed, claw 3 is installed.During installation, spacing preiection 401 is depressed by the bottom face of claw 3, is promoted
Claw 3, after spacing preiection 401 is overlapped with the position of spacing preiection insertion groove 402, spacing preiection 401 stretches out, and is stuck in spacing preiection
In insertion groove 402；During dismounting, spacing preiection 401 is pressed (for example, lower limit can be pushed up by probe etc. through the insertion of patchhole 403
Raised instrument), claw 3 disengages card and relation with master jaw 2, dismantles lower claw 3.
By above structure, the fast assembling-disassembling of claw can be achieved.
In the accompanying drawing that the present embodiment is provided, spacing preiection 401 is located at the upper surface of master jaw 2, but in actual design, it is spacing
Projection 401 is located at the upper surface or side end face of master jaw 2, accordingly, and to coordinate the position of spacing preiection 401, spacing preiection is inserted
Enter the side end face that groove position 402 coordinates in the lower surface of claw 3 or accordingly with master jaw 3.
Side end face described herein includes three side end faces, on the basis of the center of circle of the circumferential arrangement of master jaw 2, respectively court
To the end face on the outside of the center of circle, the end face towards circumference both sides.
As shown in figure 4, being provided with projecting slot 202 on master jaw 2, projecting slot 202 is used to install spacing preiection, projecting slot
202 bottoms are provided with vertical shape adjustable spring 403, and spacing preiection 401 is arranged in projecting slot 202, and bottom and adjustable spring 403
Contact；The bottom of spacing preiection 401 includes inserting jackscrew 405 on one section radially projecting section 404, master jaw 2, and jackscrew 405 blocks
Radially projecting section 404 of upper surface.
The overall structure that described herein radially projecting section 404 refers to relative to spacing preiection 401, radially projecting section 404
Internal diameter with bigger diameter, therefore projecting slot 202 is less than radially projecting section 404 of diameter.After jackscrew 405 are inserted,
Jackscrew blocks radially projecting section 404, it is to avoid spacing preiection 401 ejects projecting slot.
It is spacing between claw 3 and master jaw 2 in order to further realize, after master jaw 2 is installed, the upper surface of master jaw 2
Higher than the upper surface of chuck main body, relative to the present embodiment, the upper surface of master jaw 2 is higher than the upper end of column chuck seat 101
Face.This structure, forms the protrusion structure of master jaw 2, the lower surface of claw 3 is provided with the groove with the prominent structure matching
301.3 end faces under opposite design, the upper surface radially fluted 301 of master jaw 2, claw can also be used to be provided with being somebody's turn to do
The protrusion structure of the structure matching of groove 301.
This structure, makes left and right between claw 3 and master jaw 2 spacing, it is to avoid double swerve therebetween.This structure is also
There is a benefit, be easy to the installation of card and position limiting structure.When card and position limiting structure are selectively mounted to the side of master jaw 2, card
It can be arranged on position limiting structure at prominent structure, but need to protrude structure enough relative to the upper surface section of stretching out of chuck seat 101
Installation for card and position limiting structure.
Spacing between claw 3 and master jaw 2 further to realize, master jaw 2 is " L " type, an including vertical end 205
End 204 is horizontally mounted with one, it is horizontally mounted end 204 and is arranged on chuck main body, and its vertical end 205 is located towards in circumference
The heart a side (circle center described herein refer to multiple claws 3 install back walls around circumference)；Claw 3 and master jaw are perpendicular
The axial limiting projection and axial limiting groove of cooperation are provided with straight end 205.
In the present embodiment, axial limiting projection 206 is arranged in the vertical end 205 of master jaw, and axial limiting groove 302 is set
On claw 3, or convex 206 of axial limiting is arranged on claw 3, and axial limiting groove 302 is arranged on the vertical end 205 of master jaw
On.
Further, it is spacing between master jaw 2 and column chuck seat 101 in order to realize, in the side wall of claw seat slot 103
And position limiting structure is equipped with the side wall of master jaw 2, include the radial direction spacing preiection and radial direction stopper slot of at least one set of cooperation,
One group of radial direction spacing preiection and radial direction stopper slot can be designed, can also design two or more groups matching radial direction spacing preiection and
Radial direction stopper slot.
In the present embodiment, axial limiting projection 104 is arranged in claw seat slot 103, and axial limiting groove 203 is arranged on claw
On seat 2, as other embodiments, axial limiting projection 104 be may also be arranged on master jaw 2, and axial limiting groove 203 is set
In claw seat slot 103.Axial limiting projection 104 is the projection of the circumference radial direction extension arranged towards master jaw；Accordingly,
Axial limiting groove 203 is the groove radially extended towards circumference.
This structure is spacing to being carried out between master jaw 2 and claw seat slot 103, makes the installation of master jaw 2 more stable.Cause
This, when carrying out the installation of master jaw 2, it is also desirable to the axial spacing preiection 104 of alignment and axial limiting groove 203, then rotate again
Bevel gear parcel 102.
Claims (10)
1. the chuck of fast changeable claw, including chuck main body and circumferentially uniform multiple claws on chuck main body
A claw is installed on seat, each master jaw；It is characterized in that, card and spacing knot are equipped between claw and master jaw
Structure, including be arranged on master jaw telescopic spacing preiection and be arranged on claw and the spacing preiection shape and position phase
The spacing preiection insertion groove of matching；The patchhole with the linear insertion of spacing preiection insertion groove is provided with claw.
2. the chuck of fast changeable claw as claimed in claim 1, it is characterized in that, the spacing preiection is located at master jaw
Upper surface or side end face, accordingly, what the spacing preiection insertion groove coordinated positioned at the lower surface of claw or accordingly with master jaw
Side end face.
3. the chuck of fast changeable claw as claimed in claim 1 or 2, it is characterized in that, it is provided with master jaw for pacifying
The projecting slot of spacing preiection is filled, projecting slot bottom is provided with elastomeric element, and spacing preiection is arranged in projecting slot, and bottom and elasticity
Component contact；The spacing preiection bottom includes one section radially projecting section, jackscrew is inserted on master jaw, jackscrew is stuck in radially projecting
The upper surface of section.
4. the chuck of fast changeable claw as claimed in claim 1 or 2, it is characterized in that, after master jaw is installed, master jaw
Upper surface is higher than the upper surface of chuck main body, forms prominent structure, claw lower surface is provided with and the prominent structure matching
Groove；Or the upper surface of master jaw is radially fluted, claw lower surface is provided with the boss matched with the groove structure.
5. the chuck of fast changeable claw as claimed in claim 4, it is characterized in that, the card and position limiting structure, which are located at, to be protruded
At structure.
6. the chuck of fast changeable claw as claimed in claim 1, it is characterized in that, the master jaw is " L " type, including one
Individual vertical end and one are horizontally mounted end, and it is horizontally mounted end and is arranged on chuck main body, and its vertical end is located towards the circle
A Zhou Zhongxin side；The axial limiting projection and axial limiting of at least one set of cooperation are provided with claw and master jaw vertical end
Groove.
7. the chuck of fast changeable claw as claimed in claim 6, it is characterized in that, the axial limiting coordinated with claw is raised
It is arranged in the vertical end of master jaw, axial limiting groove is arranged on claw, or the axial limiting projection coordinated with master jaw is set
Put on claw, axial limiting groove is arranged in the vertical end of master jaw.
8. the chuck of fast changeable claw as claimed in claim 1, it is characterized in that, master jaw groove sidewall and master jaw side wall
On be equipped with position limiting structure, include at least one set of radial direction spacing preiection and radial direction stopper slot coordinated.
9. the chuck of fast changeable claw as claimed in claim 8, it is characterized in that, the radial direction spacing preiection is arranged on card
On pawl seat groove, radial direction stopper slot is arranged on master jaw, or radial direction spacing preiection is arranged on master jaw, and radial direction stopper slot is set
In claw seat slot.
10. the chuck of fast changeable claw as claimed in claim 1, it is characterized in that, the chuck main body includes column card
Disk body and it is arranged on the endoceliac bevel gear parcel of chuck；Multiple claw seat slots have circumferentially radially been uniformly arranged on chuck body,
Master jaw bottom is provided with the teeth groove being meshed with bevel gear parcel；Master jaw be arranged on claw seat slot in, the teeth groove of bottom with
Bevel gear parcel is engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720172169.4U CN206519593U (en) | 2017-02-24 | 2017-02-24 | The chuck of fast changeable claw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720172169.4U CN206519593U (en) | 2017-02-24 | 2017-02-24 | The chuck of fast changeable claw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206519593U true CN206519593U (en) | 2017-09-26 |
Family
ID=59892186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720172169.4U Active CN206519593U (en) | 2017-02-24 | 2017-02-24 | The chuck of fast changeable claw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206519593U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932105A (en) * | 2017-11-23 | 2018-04-20 | 中车长春轨道客车股份有限公司 | The wheel alignment frock repaiied for rail vehicle tread Xuan |
| CN109290598A (en) * | 2018-10-31 | 2019-02-01 | 天津鑫凯建业科技有限公司 | A kind of Large Diameter Pipeline steel pipes with straight clamping device |
| CN110646023A (en) * | 2019-08-16 | 2020-01-03 | 重庆特斯联智慧科技股份有限公司 | Be applied to reassembling type thing of wisdom building and ally oneself with sensor front end |
| CN111014216A (en) * | 2019-12-13 | 2020-04-17 | 湖北源诚工业安全技术有限公司 | Claw linkage adjusting mechanism applied to portable bolt maintenance cleaning machine |
-
2017
- 2017-02-24 CN CN201720172169.4U patent/CN206519593U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932105A (en) * | 2017-11-23 | 2018-04-20 | 中车长春轨道客车股份有限公司 | The wheel alignment frock repaiied for rail vehicle tread Xuan |
| CN109290598A (en) * | 2018-10-31 | 2019-02-01 | 天津鑫凯建业科技有限公司 | A kind of Large Diameter Pipeline steel pipes with straight clamping device |
| CN110646023A (en) * | 2019-08-16 | 2020-01-03 | 重庆特斯联智慧科技股份有限公司 | Be applied to reassembling type thing of wisdom building and ally oneself with sensor front end |
| CN111014216A (en) * | 2019-12-13 | 2020-04-17 | 湖北源诚工业安全技术有限公司 | Claw linkage adjusting mechanism applied to portable bolt maintenance cleaning machine |
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