CN211438161U - Double-piston pneumatic chuck transmission mechanism - Google Patents
Double-piston pneumatic chuck transmission mechanism Download PDFInfo
- Publication number
- CN211438161U CN211438161U CN201922414833.3U CN201922414833U CN211438161U CN 211438161 U CN211438161 U CN 211438161U CN 201922414833 U CN201922414833 U CN 201922414833U CN 211438161 U CN211438161 U CN 211438161U
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- Prior art keywords
- hollow sleeve
- piston
- piston cylinder
- air
- cavity
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 210000001847 Jaw Anatomy 0.000 abstract description 14
- 206010018987 Haemorrhage Diseases 0.000 abstract description 3
- 230000000740 bleeding Effects 0.000 abstract description 3
- 231100000319 bleeding Toxicity 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000001360 synchronised Effects 0.000 description 1
Abstract
The utility model relates to a double-piston pneumatic chuck transmission mechanism, which comprises a piston cylinder; a piston extends outwards horizontally on the outer wall of the piston cylinder; the movable sealing sleeve on the piston cylinder is provided with a hollow sleeve, and the inner wall of the hollow sleeve is hermetically connected with the outer wall of the piston to form an air inlet cavity and an air outlet cavity; the air inlet cavity is positioned, and the hollow sleeve is provided with an air inlet; the hollow sleeve is positioned at the air outlet cavity and is provided with an air outlet; through injecting/bleeding into the air cavity, the hollow sleeve and the piston cylinder are driven to move in opposite directions or back to back, the hollow sleeve and the piston cylinder respectively drive the two pairs of clamping jaws to move independently through the turnover block and the connecting plate, and then the pneumatic chuck is driven to clamp workpieces with inconsistent cross-section length and width, so that the application range of clamping jaws is expanded.
Description
Technical Field
The utility model relates to a pneumatic chuck specifically is a double-piston pneumatic chuck drive mechanism.
Background
The conventional pneumatic chuck is controlled by a cylinder to realize synchronous motion of a plurality of jaws, and because the travel distances of the motion of the jaws are consistent, the conventional pneumatic chuck is only suitable for clamping rod bodies with square or circular cross sections;
the existing transmission mechanism can only move in one direction, so that a plurality of clamping jaws are driven to move synchronously;
in conclusion, how to increase the kinematic pair of the transmission mechanism and further expand the application range of clamping the clamping jaws.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: how to increase the kinematic pairs of the transmission mechanism;
in order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model relates to a double-piston pneumatic chuck transmission mechanism, which comprises a piston cylinder; a piston extends outwards horizontally on the outer wall of the piston cylinder; the movable sealing sleeve on the piston cylinder is provided with a hollow sleeve, and the inner wall of the hollow sleeve is hermetically connected with the outer wall of the piston to form an air inlet cavity and an air outlet cavity; the air inlet cavity is positioned, and the hollow sleeve is provided with an air inlet; the hollow sleeve is positioned at the air outlet cavity and is provided with an air outlet;
when gas is injected into the gas inlet, the gas outlet is always in a normally open state, and the piston is stressed to move downwards so as to drive the piston cylinder to move downwards; at the moment, the top surface inside the hollow sleeve is stressed, so that the hollow sleeve is driven to move upwards; when air is pumped into the air inlet, the piston cylinder and the hollow sleeve move in opposite directions;
because the pneumatic chuck transmission mechanism is internally provided with an upper kinematic pair and a lower kinematic pair, one pair of clamping jaws can be connected with the hollow sleeve, and the other pair of clamping jaws are connected with the piston cylinder; because the two kinematic pairs move independently, the two pairs of jaws move independently, the pneumatic chuck can be suitable for clamping workpieces with inconsistent length and width of the cross section, and the application range of clamping by the jaws is expanded.
How to sleeve the hollow sleeve on the piston cylinder, the utility model adopts the hollow sleeve comprising an opening cylinder body and a cover plate with a sealing cover arranged at the opening of the opening cylinder body;
the opening cylinder body penetrates through one end of the piston cylinder, the cover plate penetrates through the other end of the piston cylinder and is in sealing connection with the opening cylinder body, the piston is arranged in a cavity formed by the opening cylinder body and the cover plate, and the hollow sleeve is sleeved on the piston cylinder.
In order to facilitate the connection of the subsequent connecting plate and the overturning block, the piston cylinder is symmetrically provided with through notches, and the end surface of the hollow sleeve is symmetrically provided with support lugs;
one end of the turning block is arranged in the notch, and the piston cylinder moves to drive the turning block to rotate; the connecting plate is hinged with the support lug, and the hollow sleeve moves to drive the connecting plate to transmit.
The utility model has the advantages that: the utility model relates to a double-piston air chuck transmission mechanism, through annotating/bleeding in to the air cavity, drive in the motion in opposite directions or back-to-back motion of hollow sleeve, piston cylinder, hollow sleeve, piston cylinder drive the independent motion of two pairs of jack catchs through upset piece, connecting plate respectively, and then drive air chuck and can press from both sides the work piece of tight cross-section length and width nonconformity, enlarged the application scope that the jack catch clamp was got.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a cross-sectional view of the present invention;
in the figure: 1-piston cylinder, 11-gap, 2-piston, 3-hollow sleeve, 31-open cylinder, 32-cover plate, 33-lug, 4-air inlet cavity, 5-air outlet cavity, 6-air inlet hole and 7-air outlet hole.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-2, the utility model relates to a double-piston pneumatic chuck transmission mechanism, which comprises a piston cylinder 1; a piston 2 extends outwards horizontally from the outer wall of the piston cylinder 1; a hollow sleeve 3 is movably sealed and sleeved on the piston cylinder 1, and the inner wall of the hollow sleeve 3 is hermetically connected with the outer wall of the piston 2 to form an air inlet cavity 4 and an air outlet cavity 5; the air inlet cavity 4 is positioned, and an air inlet 6 is arranged on the hollow sleeve 3; the hollow sleeve 3 is positioned at the air outlet cavity 5 and is provided with an air outlet 7;
when gas is injected into the gas inlet hole 6, the gas outlet hole 7 is always in a normally open state, and the piston 2 is forced to move downwards so as to drive the piston cylinder 1 to move downwards; at the moment, the top surface in the hollow sleeve 3 is stressed, so that the hollow sleeve 3 is driven to move upwards; when air is pumped into the air inlet hole 6, the piston cylinder 1 and the hollow sleeve 3 move reversely;
because the pneumatic chuck transmission mechanism is internally provided with an upper kinematic pair and a lower kinematic pair, one pair of clamping jaws can be connected with the hollow sleeve 3, and the other pair of clamping jaws is connected with the piston cylinder 1; because the two kinematic pairs move independently, the two pairs of jaws move independently, the pneumatic chuck can be suitable for clamping workpieces with inconsistent length and width of the cross section, and the application range of clamping by the jaws is expanded.
As shown in fig. 2, how to fit the hollow sleeve on the piston cylinder, the utility model adopts a hollow sleeve 3 comprising an opening cylinder 31 and a cover plate 32 with a sealing cover arranged at the opening of the opening cylinder 31;
the opening cylinder 31 penetrates through one end of the piston cylinder 1, the cover plate 32 penetrates through the other end of the piston cylinder 1 and is connected with the opening cylinder 31 in a sealing mode, the piston 2 is placed in a cavity formed by the opening cylinder 31 and the cover plate 32, and the hollow sleeve 3 is mounted on the piston cylinder 1.
As shown in fig. 1, in order to facilitate the connection of the subsequent connecting plate and the turning block, the piston cylinder 1 of the present invention is symmetrically provided with through notches 11, and the end surface of the hollow sleeve 3 is symmetrically provided with support lugs 33;
one end of the turning block is arranged in the notch 11, and the piston cylinder 1 moves to drive the turning block to rotate; the connecting plate is hinged with the support lug 33, and the hollow sleeve 3 moves to drive the connecting plate to transmit.
The utility model has the advantages that: the utility model relates to a double-piston air chuck transmission mechanism, through annotating/bleeding in to the air cavity, drive in the motion in opposite directions or back-to-back motion of hollow sleeve, piston cylinder, hollow sleeve, piston cylinder drive the independent motion of two pairs of jack catchs through upset piece, connecting plate respectively, and then drive air chuck and can press from both sides the work piece of tight cross-section length and width nonconformity, enlarged the application scope that the jack catch clamp was got.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (3)
1. The utility model provides a double-piston air chuck drive mechanism which characterized in that: comprises a piston cylinder;
a piston extends outwards horizontally from the outer wall of the piston cylinder;
the movable sealing sleeve on the piston cylinder is provided with a hollow sleeve, and the inner wall of the hollow sleeve is hermetically connected with the outer wall of the piston to form an air inlet cavity and an air outlet cavity;
the air inlet cavity is positioned, and an air inlet is arranged on the hollow sleeve;
and the hollow sleeve is provided with an air outlet hole.
2. The dual piston air chuck transmission of claim 1, wherein: the hollow sleeve comprises an opening cylinder body and a cover plate, wherein the cover plate is arranged at the opening of the opening cylinder body through a sealing cover.
3. The dual piston air chuck transmission of claim 1, wherein: the piston cylinder is symmetrically provided with notches in a through mode, and the end face of the hollow sleeve is symmetrically provided with support lugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922414833.3U CN211438161U (en) | 2019-12-28 | 2019-12-28 | Double-piston pneumatic chuck transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922414833.3U CN211438161U (en) | 2019-12-28 | 2019-12-28 | Double-piston pneumatic chuck transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211438161U true CN211438161U (en) | 2020-09-08 |
Family
ID=72318782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922414833.3U Active CN211438161U (en) | 2019-12-28 | 2019-12-28 | Double-piston pneumatic chuck transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211438161U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649609A (en) * | 2021-08-19 | 2021-11-16 | 常州市力源恒机械有限公司 | Novel double-piston pneumatic chuck |
| CN113953757A (en) * | 2021-12-22 | 2022-01-21 | 倍得福机械科技(常州)股份有限公司 | Pneumatic rear chuck for laser cutting machine |
-
2019
- 2019-12-28 CN CN201922414833.3U patent/CN211438161U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649609A (en) * | 2021-08-19 | 2021-11-16 | 常州市力源恒机械有限公司 | Novel double-piston pneumatic chuck |
| CN113953757A (en) * | 2021-12-22 | 2022-01-21 | 倍得福机械科技(常州)股份有限公司 | Pneumatic rear chuck for laser cutting machine |
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