CN105983869A - Machining clamp for work piece having taper hole and used in numerically-controlled machine tool - Google Patents
Machining clamp for work piece having taper hole and used in numerically-controlled machine tool Download PDFInfo
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- CN105983869A CN105983869A CN201510042226.2A CN201510042226A CN105983869A CN 105983869 A CN105983869 A CN 105983869A CN 201510042226 A CN201510042226 A CN 201510042226A CN 105983869 A CN105983869 A CN 105983869A
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- China
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- machine tool
- clamp
- hole
- push rod
- chute
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Abstract
The invention relates to a machining clamp for a work piece having taper holes and used in a numerically-controlled machine tool. The machining clamp includes a clamp body, a clamping shaft and a stripping device; one of the clamp body is provided with a connection section which is connected to a main shaft of the numerically-controlled machine tool, and the other end of the clamp body is provided with a connection hole which is coaxial with the main shaft; one end of the clamping shaft is fixedly arranged in the connection hole, and the other end of the clamping shaft is provided with a self-locking taper surface fitting the taper hole of the work piece; the stripping device includes an air cylinder, a stripping plate, a push rod, a stressed block, and a reset spring; a slide groove is formed in the clamp body, and the stressed block is slidingly arranged in the slide groove; an end surface provided with the clamping shaft, of the clamp body is provided with a slide hole which communicates with the slide groove, wherein the push rod can pass through the slide hole; the stripping device slidingly sleeves the clamping shaft and is connected to the stressed block through the push rod; a push shaft of the air cylinder acts on the stressed block; the push rod is sleeved with the reset spring; and the reset spring is positioned between the stressed block and the bottom of the slide groove. The machining clamp is high in positioning accuracy, can conveniently clamp and strip the work piece, and can effectively improve the production efficiency.
Description
Technical field
The present invention relates to a kind of numerical control machine bed-clothes, particularly to the processed clip being used on Digit Control Machine Tool with taper hole workpiece
Tool.
Background technology
When some outer surface with taper hole workpiece is processed, coaxial in order to ensure crudy often clamping to be ensured
Degree.If using traditional three-jaw or chuck to carry out clamping, not only clamping is inconvenient, and after clamping, measurement is coaxial
Degree is also extremely wasted time and energy.Therefore when processing this kind of workpiece, can carry out positioning and clamping to its endoporus, axiality is permissible
Well ensured.Although carrying out positioning and clamping to can ensure that clamping effect to endoporus, but clamping being inconvenient with inloading part,
And equally can not effectively improve production efficiency.
Content of the invention
It is an object of the invention to provide a kind of positioning precision high, clamping is convenient with inloading part, can effectively improve the number of production efficiency
For the clamp for machining with taper hole workpiece on control lathe.
The technical scheme realizing the object of the invention is: the present invention has clamp body, clamping axle and shedder；Described fixture
One end of body is provided with the connecting portion that the main shaft with Digit Control Machine Tool is connected, and the other end is provided with the connecting hole coaxial with main shaft；Described
One end of clamping axle is fixedly mounted in connecting hole, and the other end is provided with the self-locking conical surface that the taper hole with workpiece coordinates；Described unload
Part device includes cylinder, inloading part plate, push rod, force block and back-moving spring；The inside of described clamp body is provided with chute, is subject to
Power block is slidably arranged in chute, and on clamp body, the end face of installation clamping axle is provided with and supplies push rod to walk and communicate with chute
Slide opening, inloading part plate slip cap is contained on clamping axle, is connected by push rod between inloading part plate and force block；Pushing away of described cylinder
Axle acts on force block；Being set with back-moving spring on described push rod, back-moving spring is positioned between force block and the bottom of chute.
Above-mentioned clamp body includes body and positioning core axle, and one end of body is provided with the connecting portion being connected with main shaft of numerical control machine tool,
The other end is installed with positioning core axle, and positioning core axle is coaxial with main shaft of numerical control machine tool；The center of described positioning core axle is provided with
The connecting hole being coaxial therewith, it is interior and coaxial with positioning core axle that clamping axle is arranged on connecting hole；On described body and positioning core axle
It is equipped with the slide opening walked for push rod and communicate with chute.
Above-mentioned chute is provided with washer near one end of cylinder, and the riding space of force block is formed on the bottom of washer and chute.
The above-mentioned force block stress surface relative with cylinder is provided with positioning hole, and positioning hole matches with the free end of the push shaft of cylinder
Close.
Positioning hole on above-mentioned force block is bellmouth, and the free end of the push shaft of cylinder is in the taper coordinating with positioning hole.
The present invention has positive effect: (1) present invention is realized by the self-locking cone match of the taper hole of workpiece and clamping axle
Locking, convenient mounting and clamping, efficiency is high；(2) present invention realizes quick inloading part by shedder, is greatly improved production effect
Rate；(3) present invention is adapted to the work pieces process of various sizes, highly versatile by changing positioning core axle and clamping axle；
(4) in the present invention, the positioning hole of force block is bellmouth, is possible not only to more preferably position stress point, and can reduce gas
The push shaft of cylinder and the abrasion positioning hole.
Brief description
It is clearly understood to make present disclosure be easier to, below according to specific embodiment and combine accompanying drawing, to this
Invention is described in further detail, wherein
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Seeing Fig. 1, the present invention has clamp body the 1st, clamping axle 2 and shedder 3；Described clamp body 1 includes body 11
With positioning core axle 12, one end of body 11 is provided with the connecting portion being connected with main shaft of numerical control machine tool, and the other end is installed with
Positioning core axle 12, positioning core axle 12 is coaxial with main shaft of numerical control machine tool；The center of described positioning core axle 12 is provided with and is coaxial therewith
Connecting hole, one end of clamping axle 2 is fixedly mounted in connecting hole and coaxial with positioning core axle 12, the other end be provided with and
The self-locking conical surface 21 that the taper hole of workpiece 4 coordinates；Described shedder 3 includes that the 32nd, cylinder, inloading part plate the 31st, push rod are subject to
Power block 33 and back-moving spring 34；The inside of described clamp body 1 is provided with chute, and force block 33 is slidably arranged in chute；
Described body 11 be equipped with the slide opening walked and communicate with chute for push rod 32 on positioning core axle 12；Described inloading part plate
31 slip caps are contained on clamping axle 2, are connected by push rod 32 between inloading part plate 31 with force block 33；Described cylinder
Push shaft 35 acts on force block 33；Being set with back-moving spring 34 on described push rod, back-moving spring 34 is positioned at force block 33
And between the bottom of chute.
Described chute is provided with washer 5 near one end of cylinder, and washer 5 slides sky with the bottom formation force block 33 of chute
Between.
Described force block 33 stress surface relative with cylinder is provided with positioning hole 33-1, the push shaft of positioning hole 33-1 and cylinder
The free end of 35 matches；Positioning hole 33-1 on described force block 33 is bellmouth, the freedom of the push shaft 35 of cylinder
End is in the taper coordinating with positioning hole 33-1.
It during processing, is first sleeved on workpiece 4 on clamping axle 2, lock workpiece 4 by the self-locking conical surface 21 on clamping axle 2
It is processed.After being completely processed, the push shaft 35 of cylinder moves ahead to workpiece 4 direction and acts on force block 33, force block
33 make inloading part plate 31 continue to move ahead to workpiece 4 direction by push rod 32, make workpiece 4 depart from clamping axle 2.Work as workpiece
4 disengaging clamping axles 2 after, cylinder return, force block 33 resets under the effect of back-moving spring 34, inloading part plate 31 also with
Reset.
Particular embodiments described above, has been carried out to the purpose of the present invention, technical scheme and beneficial effect further in detail
Illustrate, be it should be understood that the specific embodiment that the foregoing is only the present invention, be not limited to the present invention,
All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included in this
Within bright protection domain.
Claims (5)
1. for a clamp for machining with taper hole workpiece on Digit Control Machine Tool, have clamp body (1), clamping axle (2) and
Shedder (3)；It is characterized in that: one end of described clamp body (1) is provided with the company that the main shaft with Digit Control Machine Tool is connected
Meeting portion, the other end is provided with the connecting hole coaxial with main shaft；One end of described clamping axle (2) is fixedly mounted in connecting hole,
The other end is provided with the self-locking conical surface (21) coordinating with the taper hole of workpiece (4)；Described shedder (3) include cylinder,
Inloading part plate (31), push rod (32), force block (33) and back-moving spring (34)；The inside of described clamp body (1) sets
Having chute, force block (33) is slidably arranged in chute, and the upper end face installing clamping axle (2) of clamp body (1) sets
Having the slide opening walked for push rod (32) and communicate with chute, inloading part plate (31) slip cap is contained on clamping axle (2),
It is connected by push rod (32) between inloading part plate (31) with force block (33)；The push shaft (35) of described cylinder acts on
Force block (33)；Be set with back-moving spring (34) on described push rod, back-moving spring (34) be positioned at force block (33) with
Between the bottom of chute.
2. for the clamp for machining with taper hole workpiece on Digit Control Machine Tool according to claim 1, it is characterised in that:
Described clamp body (1) includes body (11) and positioning core axle (12), and one end of body (11) is provided with and Digit Control Machine Tool
The connecting portion that main shaft connects, the other end is installed with positioning core axle (12), positioning core axle (12) and Digit Control Machine Tool master
Axle is coaxial；The center of described positioning core axle (12) is provided with the connecting hole being coaxial therewith, and clamping axle (2) is arranged on connection
In hole and coaxial with positioning core axle (12)；It is equipped with for push rod (32) on described body (11) and positioning core axle (12)
The slide opening walked and communicate with chute.
3., for the clamp for machining with taper hole workpiece on Digit Control Machine Tool according to claim 1 and 2, its feature exists
In: described chute is provided with washer (5) near one end of cylinder, and washer (5) forms force block (33) with the bottom of chute
Riding space.
4. for the clamp for machining with taper hole workpiece on Digit Control Machine Tool according to claim 3, it is characterised in that:
Described force block (33) stress surface relative with cylinder is provided with positioning hole (33-1), positioning hole (33-1) and cylinder
The free end of push shaft (35) matches.
5. for the clamp for machining with taper hole workpiece on Digit Control Machine Tool according to claim 4, it is characterised in that:
Positioning hole (33-1) on described force block (33) is bellmouth, the free end of the push shaft (35) of cylinder in positioning
The taper that hole (33-1) coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510042226.2A CN105983869A (en) | 2015-01-27 | 2015-01-27 | Machining clamp for work piece having taper hole and used in numerically-controlled machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510042226.2A CN105983869A (en) | 2015-01-27 | 2015-01-27 | Machining clamp for work piece having taper hole and used in numerically-controlled machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105983869A true CN105983869A (en) | 2016-10-05 |
Family
ID=57034786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510042226.2A Pending CN105983869A (en) | 2015-01-27 | 2015-01-27 | Machining clamp for work piece having taper hole and used in numerically-controlled machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105983869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335554A (en) * | 2021-04-30 | 2021-09-03 | 成都飞机工业（集团）有限责任公司 | Shaft hole coaxiality positioning assembly and positioning method using same |
-
2015
- 2015-01-27 CN CN201510042226.2A patent/CN105983869A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335554A (en) * | 2021-04-30 | 2021-09-03 | 成都飞机工业（集团）有限责任公司 | Shaft hole coaxiality positioning assembly and positioning method using same |
| CN113335554B (en) * | 2021-04-30 | 2022-07-15 | 成都飞机工业（集团）有限责任公司 | Shaft hole coaxiality positioning assembly and positioning method using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161005 |
|
| WD01 | Invention patent application deemed withdrawn after publication |