CN206382582U - Three-jaw built-in C NC chucks - Google Patents
Three-jaw built-in C NC chucks Download PDFInfo
- Publication number
- CN206382582U CN206382582U CN201621442086.4U CN201621442086U CN206382582U CN 206382582 U CN206382582 U CN 206382582U CN 201621442086 U CN201621442086 U CN 201621442086U CN 206382582 U CN206382582 U CN 206382582U
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- CN
- China
- Prior art keywords
- manhole
- skewed slot
- circular
- sliding axle
- groove
- 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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Abstract
The utility model discloses three-jaw built-in C NC chucks, including circular body, the back side of circular body is provided with circular groove, the side wall of circular body is provided with three screwed skewed slots, the breach for being designed with connecting with skewed slot at a sliding axle, internal groove side wall every skewed slot of correspondence of circular groove is inserted with skewed slot；The bottom land center of circular groove has manhole two, and surrounding's array of this manhole two has three standing grooves；Plate in one piece of circle is placed with circular groove, the center of middle plate, which has on a manhole three, the cylindrical side wall having of middle plate, has three lugs being located in breach；The back side is placed with standing groove has a block tongue of salient point, and the front of middle plate, which is provided with mounting hole, mounting hole, is placed with a block tongue with ring, and salient point is inserted in block tongue with being fixed in ring.Plate rotation in promotion in skewed slot is injected in sliding axle rotation, and the center of circle of driving three pieces of block tongues to manholes three is gathered while middle plate rotation carries out fast clamp by workpiece.
Description
Technical field
The utility model is related to a kind of pneumatic scroll chucks of CNC, in particular to three-jaw built-in C NC chucks.
Background technology
Scroll chuck is also known as three-jaw self-centering chuck, according to the difference of jaw position, can be substantially outer respectively by scroll chuck
Put formula and built-in.At present, the principle of the jaws clamp of built-in C NC chucks is similar to swell fixture, it is necessary to by workpiece
It is placed in chuck, the direction of the clamping point of clamping jaw is pointed to chuck hub using screw.The clamping chuck of this structure
One subjob needs to spend the more time, and operating efficiency is relatively low.
Utility model content
Technical scheme to be solved in the utility model is to provide a kind of three-jaw built-in C NC chucks, and it can be realized quickly
Clamping workpiece.
What the technical solution of the utility model was realized in：
Three-jaw built-in C NC chucks, including circular body, to be provided with a circle recessed for the circular body back side up
Covered with one piece of circular cover at groove, the notch of the circular groove, the center of the circular cover is provided with manhole
One；
The side wall of the circular body is provided with the screwed skewed slot of three angularly circumference array, it is each it is described tiltedly
All it is inserted with groove at a sliding axle, internal groove side wall every skewed slot of correspondence of the circular groove and is designed with one and the skewed slot
The breach of connection；The bottom land center of the circular groove has manhole two, angularly battle array around this manhole two
Three strip being recessed upwards standing grooves are shown, one end of these three standing grooves is connected with the manhole two；
Plate in one piece of circle is placed with the circular groove, the center of the middle plate has a manhole three,
There are three lugs being located in the breach on the cylindrical side wall having of the middle plate；One end of the sliding axle is against institute
State on lug；
Be placed with a block tongue in each standing groove, the back side of the block tongue have one it is downwardly projecting convex
Point；The each standing groove of front correspondence of the middle plate, which is provided with a mounting hole, the mounting hole, is placed with one
Block tongue matches somebody with somebody ring, and the salient point is inserted in the block tongue with being fixed in ring.
It is further that an O-ring seal is installed at the notch of the circular groove.
It is further that the two ends of the sliding axle are respectively mounted with an O-ring seal.
It is further that one end of the skewed slot is blind end.
It is further that one end that the sliding axle is inserted in the skewed slot has a spring mounting hole, the spring
A spring is placed with mounting hole, the lower section of the other end from the lug of the spring is passed through, and with the envelope of the skewed slot
Closed end is connected.
It is further that the manhole one, manhole two and manhole three are coaxially disposed, the manhole
Two diameter is identical with the diameter of the manhole three, and the diameter of the manhole two is more than the straight of the manhole one
Footpath.
It is further to be arranged to horn-like at the front openings of the manhole two, and taper is 16 °.
It is further to be arranged to horn-like at the front openings of the manhole one, and taper is 90 °.
The three-jaw built-in C NC chucks that the utility model is provided have clamping and Pneumatic clamping two ways manually.
Clamping manually
By round bar shape workpiece from manhole two injects chuck, then sliding axle rotation is injected in skewed slot, with cunning
What moving axis was inserted gos deep into, and plate rotates during sliding axle is promoted, and circle of three pieces of block tongues to manhole three is driven while middle plate rotation
The heart is gathered, when lug bumps against breach, stops promoting sliding axle, and one only now need to be locked at the opening of skewed slot stops payment
Screw can complete the clamping of workpiece.When workpiece needs dismounting, it is only necessary to dismantle set screw, sliding axle will be in spring
In the presence of automatic spring, workpiece now can extract easily.
Pneumatic clamping
By round bar shape workpiece from manhole two injects chuck, then start cylinder and skewed slot is injected into sliding axle rotation
In, with going deep into that sliding axle is inserted, plate rotates during sliding axle is promoted, and three pieces of block tongues of driving are logical to circle while middle plate rotation
The center of circle in hole three is gathered, when reaching the preset strokes of cylinder, stops promoting sliding axle, lug bumps against just breach.Due to gas
The power source of dynamic clamping is cylinder, therefore can be not provided with spring.
Thus, it is possible to find out that the air spider that the utility model is provided can realize the quick accurate installation of workpiece.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described.
Fig. 1 is the explosive structural representation of the three-jaw built-in C NC chucks disclosed in embodiment one；
Fig. 2 is the structural representation of the three-jaw built-in C NC chucks for getting rid of circular cover disclosed in embodiment one；
Fig. 3 is the front view of the circular body disclosed in embodiment one；
Fig. 4 is the front view of the middle plate disclosed in embodiment one；
Fig. 5 is the middle plate and the connection diagram of block tongue disclosed in embodiment one；
Fig. 6 is the middle plate and the separation schematic diagram of block tongue disclosed in embodiment one；
Fig. 7 is the structural representation of the sliding axle disclosed in embodiment one.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe.
Embodiment one
Shown in Fig. 1 and 2 is three-jaw built-in C NC chucks, including circular body 1, and the back side up of circular body 1 sets
It is equipped with a circular groove 1a, circular groove 1a notch covered with one piece of circular cover 2, the center of circular cover is set
There is the 2a of manhole one.Referring to Fig. 3, the side wall of circular body 1 be provided with three angularly circumference array it is screwed tiltedly
Groove 1b, skewed slot 1b one end are blind end；A sliding axle 3, circular groove 1a internal groove side wall are inserted with each skewed slot 1b
A breach 1c connected with skewed slot 1b is designed with every skewed slot 1b of correspondence.Circular groove 1a bottom land center has circular logical
Angularly array has three strip being recessed upwards standing groove 1e around the 1d of hole two, this manhole two 1d, these three
Standing groove 1e one end is connected with the 1d of manhole two.Referring to Fig. 4, plate 4 in one piece of circle, middle plate are placed with circular groove 1a
Center have on 4a of manhole three, the cylindrical side wall having of middle plate there are three lugs being located in breach 1c
4b；One end of sliding axle 3 is against on lug 4b.A block tongue 5 is placed with each standing groove 1e, the back side of block tongue 5 has
One downwardly projecting salient point 5a；The front each standing groove 1e of correspondence of middle plate is provided with a mounting hole 4c, mounting hole
A block tongue is placed with ring 6, salient point 5a is inserted in block tongue with being fixed in ring 6（Referring to Fig. 5 and 6）.
Referring to Fig. 7, one end that sliding axle 3 is inserted in skewed slot 1b, which has in a spring mounting hole 3a, spring mounting hole, puts
A spring 7 is equipped with, the other end from the lug 4b of spring lower section are passed through, and are connected with skewed slot 1b blind end.
By round bar shape workpiece from the 1d of manhole two injects chuck, and stopped by cover plate；Then by the rotary insertion of sliding axle 3
Enter in skewed slot 1b, with going deep into that sliding axle 3 is inserted, plate rotates during sliding axle 3 is promoted, three pieces of cards of driving while middle plate rotation
The center of circle of from tongue 5 to the 4a of manhole three are gathered, when lug 4b bumps against breach 1c, stop promoting sliding axle 3, now only need
A set screw is locked at skewed slot 1b opening can complete the clamping of workpiece.When workpiece needs dismounting, it is only necessary to will
Set screw is dismantled, sliding axle 3 will automatic spring under the action of the spring, workpiece now can extract easily.
It is further that an O-ring seal 8 is installed at the notch of circular groove.
It is further that the two ends of sliding axle are respectively mounted with an O-ring seal 9.
Manhole one, manhole two and manhole three are coaxially disposed, the diameter and manhole of manhole two
Three diameter is identical, and the diameter of manhole two is more than the diameter of manhole one.Set at the front openings of manhole two
Into horn-like, and taper is 16 °.It is arranged to horn-like at the front openings of manhole one, and taper is 90 °.
Embodiment two
Three-jaw built-in C NC chucks in embodiment one can also be using cylinder as power source, so as to realize gas
Dynamic clamping.
By round bar shape workpiece from manhole two injects chuck, and stopped by cover plate；Then cylinder is started by sliding axle
Rotation is injected in skewed slot, and with going deep into that sliding axle is inserted, plate rotates during sliding axle is promoted, and three pieces are driven while middle plate rotation
The center of circle of block tongue to manhole three is gathered, when reaching the preset strokes of cylinder, stops promoting sliding axle, lug is bumped against just
Breach.
Because the power source of Pneumatic clamping is cylinder, therefore the spring that can be not provided with embodiment one.
A variety of modifications to these embodiments will be apparent for those skilled in the art, herein
Defined General Principle can be real in other embodiments in the case where not departing from spirit or scope of the present utility model
It is existing.Therefore, the utility model is not intended to be limited to the embodiments shown herein, and be to fit to it is disclosed herein
The principle most wide scope consistent with features of novelty.
Claims (8)
1. three-jaw built-in C NC chucks, it is characterised in that including circular body, the back side up of the circular body is provided with
Covered with one piece of circular cover at one circular groove, the notch of the circular groove, the center of the circular cover is set
There is manhole one；
The side wall of the circular body is provided with the screwed skewed slot of three angularly circumference array, each skewed slot
All it is inserted with a sliding axle, be designed with one at internal groove side wall every skewed slot of correspondence of the circular groove connects with the skewed slot
Breach；The bottom land center of the circular groove has manhole two, and angularly array has around this manhole two
Three strip standing grooves for being recessed upwards, one end of these three standing grooves is connected with the manhole two；
Plate in one piece of circle is placed with the circular groove, the center of the middle plate has a manhole three, described
There are three lugs being located in the breach on the cylindrical side wall having of middle plate；One end of the sliding axle is against described convex
On ear；
A block tongue is placed with each standing groove, the back side of the block tongue has a downwardly projecting salient point；Institute
The front each standing groove of correspondence for stating middle plate is provided with a mounting hole, the mounting hole and is placed with a block tongue and matches somebody with somebody
Ring, the salient point is inserted in the block tongue with being fixed in ring.
2. three-jaw built-in C NC chucks according to claim 1, it is characterised in that pacify at the notch of the circular groove
Equipped with an O-ring seal.
3. three-jaw built-in C NC chucks according to claim 2, it is characterised in that respectively install at the two ends of the sliding axle
Piece O-ring seal.
4. the three-jaw built-in C NC chucks according to claim 1 or 3, it is characterised in that one end of the skewed slot is closing
End.
5. three-jaw built-in C NC chucks according to claim 4, it is characterised in that the sliding axle is inserted in the skewed slot
In one end have a spring be placed with spring mounting hole, the spring mounting hole, the other end of the spring from
The lower section of the lug is passed through, and is connected with the blind end of the skewed slot.
6. three-jaw built-in C NC chucks according to claim 5, it is characterised in that the manhole one, manhole
Two and manhole three be coaxially disposed, the diameter of the manhole two is identical with the diameter of the manhole three, the circle
The diameter of shape through hole two is more than the diameter of the manhole one.
7. three-jaw built-in C NC chucks according to claim 6, it is characterised in that the positive face of the manhole two
It is arranged to horn-like at mouthful, and taper is 16 °.
8. three-jaw built-in C NC chucks according to claim 7, it is characterised in that the positive face of the manhole one
It is arranged to horn-like at mouthful, and taper is 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621442086.4U CN206382582U (en) | 2016-12-27 | 2016-12-27 | Three-jaw built-in C NC chucks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621442086.4U CN206382582U (en) | 2016-12-27 | 2016-12-27 | Three-jaw built-in C NC chucks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206382582U true CN206382582U (en) | 2017-08-08 |
Family
ID=59489781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621442086.4U Expired - Fee Related CN206382582U (en) | 2016-12-27 | 2016-12-27 | Three-jaw built-in C NC chucks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206382582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237238A (en) * | 2016-12-27 | 2018-07-03 | 苏州耳通自动化设备有限公司 | Three-jaw built-in C NC chucks |
-
2016
- 2016-12-27 CN CN201621442086.4U patent/CN206382582U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237238A (en) * | 2016-12-27 | 2018-07-03 | 苏州耳通自动化设备有限公司 | Three-jaw built-in C NC chucks |
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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: 20170808 Termination date: 20171227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |