CN207888244U - A kind of pneumatic self-locking clamping apparatus - Google Patents
A kind of pneumatic self-locking clamping apparatus Download PDFInfo
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- CN207888244U CN207888244U CN201721919600.3U CN201721919600U CN207888244U CN 207888244 U CN207888244 U CN 207888244U CN 201721919600 U CN201721919600 U CN 201721919600U CN 207888244 U CN207888244 U CN 207888244U
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- ontology
- mandril
- spring
- clamping apparatus
- pneumatic
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Abstract
The utility model is related to a kind of pneumatic self-locking clamping apparatus.A kind of pneumatic self-locking clamping apparatus, it includes ontology；The ontology is internally provided with pneumatic structure and pusher structure；The pneumatic structure includes that the first sealing cover in body bottom portion, piston plate, lower chamber, piston rod, upper chamber, lower air valve, upper air valve and the first spring is arranged；The pusher structure includes mandril, pushing block, side slide block and second spring；The second sealing cover is additionally provided on ontology.A kind of pneumatic self-locking clamping apparatus of the utility model, product clamping do not loosen, and when product stress is excessive, air pressure is insufficient or power failure is died, still ensure that clamping is not loose；Simple in structure, reliable and stable, compact is easy for installation, of low cost；It avoids product from being loosened because being clamped due to generates defective products or scrap, improve the utilization rate of raw material, save resource, reduce production cost.
Description
Technical field
The utility model is related to CNC manufacture fields, more particularly to a kind of pneumatic self-locking clamping apparatus.
Background technology
Common cylinder clamping, can be because operating force spend big, cylinder quality itself, air pressure unstable or have a power failure, be disconnected
Gas problem causes the product clamping in processing to loosen, and the problems such as influence the size of converted products, quality；It can cause product not
It is good or scrap, it wastes raw material, increases production cost.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of pneumatic self-locking clamping apparatus, product clamping is not loose
It is dynamic, when product stress is excessive, air pressure is insufficient or power failure is died, still ensure that clamping is not loose；It is simple in structure, reliable and stable, body
Product is small and exquisite, easy for installation, of low cost；It avoids product from being loosened because being clamped due to generates defective products or scrap, improve the utilization of raw material
Rate saves resource, reduces production cost.
Technical solution adopted by the utility model to solve its technical problems is：A kind of pneumatic self-locking clamping apparatus, it is wrapped
Include ontology；The ontology is internally provided with pneumatic structure and pusher structure；The pneumatic structure includes being arranged in body bottom portion
The first sealing cover, piston plate, the lower chamber between the first sealing cover and piston plate, the piston rod connected at the top of piston plate and position
Upper chamber on piston plate；The left side on the piston rod top is set as oblique surface；The bottom side of the lower chamber is at this
Lower air valve is provided on body, the bottom side of the upper chamber is provided with upper air valve on the body；The piston plate and the first sealing cover
Between be provided with the first spring, one end of first spring is withstood on the top surface of the first sealing cover, the other end withstands on piston plate
Bottom surface on；The pusher structure includes the mandril for being threaded through ontology, is fixed on outer body the pushing block of mandril left end, fixation
In the side slide block of mandril right end；The right end of the side slide block is provided with the oblique sliding surface coordinated with piston rod oblique surface；It is described
Second spring is arranged on mandril；One end of the second spring withstands on the left side of side slide block, the other end withstands on ontology
On inner wall；Position corresponding with side slide block right end is provided with the second sealing cover on the ontology.
The pushing block is locked at by bolt on mandril.
When the lower air valve is opened, upper air valve is closed, piston plate pushes piston rod to move up, and driving side slide block is to the left
It is mobile, make mandril that pushing block be driven to be moved to the left and withstands product.
When the lower air valve is closed, upper air valve is opened, piston plate drives piston rod to move down, and side slide block is in the second bullet
Under the action of spring, makes mandril that pushing block be driven to move right and unclamp product.
Under abnormal conditions, piston plate drives side slide block by pushing a bar living to move up under the action of the first spring
It is moved to the left, makes mandril that pushing block be driven to be moved to the left the state for keeping withstanding product.
The beneficial effects of the utility model：A kind of pneumatic self-locking clamping apparatus of the utility model, product clamping do not loosen,
When product stress is excessive, air pressure is insufficient or power failure is died, still ensure that clamping is not loose；It is simple in structure, it is reliable and stable, it is small
Ingeniously, easy for installation, it is of low cost；It avoids product from being loosened because being clamped due to generates defective products or scrap, improve the utilization rate of raw material, save
Resource-saving reduces production cost.
Description of the drawings
Fig. 1 is a kind of schematic diagram of pneumatic self-locking clamping apparatus of embodiment.
Specific implementation mode
In order to deepen the understanding to the utility model, the utility model is done further below in conjunction with drawings and examples
Detailed description, the embodiment are only used for explaining the utility model, do not constitute and limit to the scope of protection of the utility model.
Embodiment
As shown in Figure 1, a kind of pneumatic self-locking clamping apparatus of the present embodiment, it includes ontology 1；The inside of the ontology 1
It is provided with pneumatic structure and pusher structure；The pneumatic structure includes the first sealing cover 5, the piston plate being arranged in 1 bottom of ontology
7, the piston rod 2 and be located on piston plate that the lower chamber 8 between the first sealing cover 5 and piston plate 7,7 top of piston plate connect
Upper chamber 11；The left side on 2 top of the piston rod is set as oblique surface；The bottom side of the lower chamber 8 is arranged on ontology 1
There are lower air valve 10, the bottom side of the upper chamber 11 to be provided with upper air valve 12 on ontology 1；The piston plate 7 and the first sealing cover 5
Between be provided with the first spring 9, one end of first spring 9 is withstood on the top surface of the first sealing cover 5, the other end withstands on piston
On the bottom surface of plate 7；3 left end of mandril that the pusher structure includes the mandril 3 for being threaded through ontology 1, is fixed on ontology 1 outside pushes away
Block 6, the side slide block 13 for being fixed on 3 right end of mandril；The right end of the side slide block 13 is provided with to be coordinated with 2 oblique surface of piston rod
Oblique sliding surface；Second spring 14 is arranged on the mandril 3；One end of the second spring 14 withstands on the left end of side slide block 13
Face, the other end are withstood on the inner wall of ontology 1；Position corresponding with 13 right end of side slide block is provided with second on the ontology 1
Sealing cover；The pushing block 6 is locked at by bolt on mandril 3.
A kind of pneumatic self-locking clamping apparatus of the present embodiment, when lower air valve 10 is opened, upper air valve 12 is closed, piston plate 7 pushes away
Piston bar 2 moves up, and driving side slide block 1 is moved to the left, and makes mandril 3 that pushing block 6 be driven to be moved to the left and withstands product；It is described
When lower air valve is closed, upper air valve 12 is opened, piston plate 7 drives piston rod 2 to move down, and side slide block 1 is in second spring 14
Under effect, makes mandril 3 that pushing block 6 be driven to move right and unclamp product；(processing great efforts, air pressure is unstable, stops under abnormal conditions
Electricity is died), piston plate 7 is by pushing a bar 2 living to move up under the action of the first spring 9, driving side slide block 1 is to the left
It is mobile, make mandril 3 that pushing block 6 be driven to be moved to the left the state for keeping withstanding product.
A kind of pneumatic self-locking clamping apparatus of the present embodiment, product clamping do not loosen, product stress is excessive, air pressure is insufficient
Or have a power failure when dying, still ensure that clamping is not loose；Simple in structure, reliable and stable, compact is easy for installation, of low cost；It keeps away
Exempt from product to loosen because being clamped and generate defective products or scrap, improves the utilization rate of raw material, save resource, reduce production cost.
Above-described embodiment should not in any way limit the utility model, all by the way of equivalent replacement or equivalency transform
The technical solution of acquisition is all fallen in the scope of protection of the utility model.
Claims (5)
1. a kind of pneumatic self-locking clamping apparatus, it is characterised in that：It includes ontology；The ontology is internally provided with pneumatic structure
And pusher structure；The pneumatic structure includes that the first sealing cover in body bottom portion, piston plate, the first sealing cover and piston is arranged
The piston rod and the upper chamber on piston plate connected at the top of lower chamber, piston plate between plate；The piston rod top
Left side be set as oblique surface；The bottom side of the lower chamber is provided with lower air valve on the body, and the bottom side of the upper chamber exists
Upper air valve is provided on ontology；It is provided with the first spring between the piston plate and the first sealing cover, the one of first spring
End is withstood on the top surface of the first sealing cover, the other end is withstood on the bottom surface of piston plate；The pusher structure includes being threaded through ontology
Mandril, be fixed on outer body mandril left end pushing block, be fixed on the side slide block of mandril right end；The side slide block
Right end is provided with the oblique sliding surface coordinated with piston rod oblique surface；It is arranged with second spring on the mandril；The second spring
One end withstands on the left side of side slide block, the other end is withstood on the inner wall of ontology；On the ontology with side slide block right end pair
The position answered is provided with the second sealing cover.
2. a kind of pneumatic self-locking clamping apparatus according to claim 1, it is characterised in that：The pushing block is locked by bolt
On mandril.
3. a kind of pneumatic self-locking clamping apparatus according to claim 1, it is characterised in that：The lower air valve opening, upper gas
When valve is closed, piston plate pushes piston rod to move up, and driving side slide block is moved to the left, and makes mandril that pushing block be driven to be moved to the left
Withstand product.
4. a kind of pneumatic self-locking clamping apparatus according to claim 1, it is characterised in that：The lower air valve closing, upper gas
Valve open when, piston plate drive piston rod move down, side slide block under the action of second spring, make mandril drive pushing block to
Move right release product.
5. a kind of pneumatic self-locking clamping apparatus according to claim 1, it is characterised in that：Under abnormal conditions, piston plate is logical
A promotion bar living moves up under the action of crossing the first spring, and driving side slide block is moved to the left, and mandril is made to drive pushing block to the left
The mobile state for keeping withstanding product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919600.3U CN207888244U (en) | 2017-12-29 | 2017-12-29 | A kind of pneumatic self-locking clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919600.3U CN207888244U (en) | 2017-12-29 | 2017-12-29 | A kind of pneumatic self-locking clamping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207888244U true CN207888244U (en) | 2018-09-21 |
Family
ID=63550670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721919600.3U Active CN207888244U (en) | 2017-12-29 | 2017-12-29 | A kind of pneumatic self-locking clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207888244U (en) |
-
2017
- 2017-12-29 CN CN201721919600.3U patent/CN207888244U/en active Active
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