CN216199460U - Single-shaft anti-rotation air cylinder - Google Patents
Single-shaft anti-rotation air cylinder Download PDFInfo
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- CN216199460U CN216199460U CN202122639199.0U CN202122639199U CN216199460U CN 216199460 U CN216199460 U CN 216199460U CN 202122639199 U CN202122639199 U CN 202122639199U CN 216199460 U CN216199460 U CN 216199460U
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Abstract
The utility model provides a single-shaft anti-rotation cylinder, which comprises: the device comprises a cylinder barrel, a piston rod, a piston, an end cover and an anti-rotation plate; the end cover comprises a front end cover and a rear end cover, the front end cover is also provided with a through hole, and the rear end cover is fixedly arranged at the rear end of the cylinder barrel; an anti-rotation plate is fixedly arranged on the front end cover, and a hexagonal hole is formed in the position, corresponding to the through hole, of the anti-rotation plate; the piston rod comprises an extension end and a cylinder inner end, the cross section of the extension end of the piston rod is of a hexagonal structure matched with the hexagonal hole, and the extension end of the piston rod penetrates out of the cylinder barrel through the through hole and the hexagonal hole in sequence and extends outwards; the piston is located inside the cylinder barrel, and the inner end of the cylinder is fixedly connected with the piston. The single-shaft air cylinder body can be arranged in a place with limited position requirements of the air cylinder, and the piston rod of the single-shaft air cylinder body can not rotate relatively, so that the push block is prevented from rotating when the air cylinder pushes the push block to push and press a product.
Description
Technical Field
The utility model relates to the technical field of automation equipment and machining, in particular to a single-shaft anti-rotation air cylinder.
Background
In automation equipment and machining field, because the scope of work is limited, the product that needs bulldoze is less in the thickness direction, consequently the ejector pad of installation just relatively long at the cylinder front end, and the ejector pad is laminated with the product completely when guaranteeing that it bulldozes the product, just will guarantee that its piston rod can not take place relative rotation, can not take place to rotate in order to make the ejector pad can not use the multiaxis cylinder usually like, biax cylinder, take the guide arm cylinder. However, these cylinders are relatively wide compared with a single-shaft cylinder body, and cannot be used in places with relatively limited requirements on the installation position of the cylinders, and when the single-shaft cylinder is used for pushing the push block to push a product, a plane is often installed below the motion of the push block to play a role in guiding, so that the push block is prevented from rotating. The traditional mode of installing the guide plane is quite strict for the use environment, and once foreign matters exist, the push block can be blocked and cannot work normally.
Therefore, further improvements are needed in the art.
SUMMERY OF THE UTILITY MODEL
Aiming at more than one problem in the prior art, the utility model provides a single-shaft anti-rotation cylinder.
In order to achieve the purpose, the utility model adopts the following specific scheme:
the utility model provides a single-shaft anti-rotation cylinder, which comprises: the device comprises a cylinder barrel, a piston rod, a piston, an end cover and an anti-rotation plate; the end cover comprises a front end cover and a rear end cover, the front end cover and the front end of the cylinder barrel are integrally formed, a through hole is formed in the front end cover, and the rear end cover is fixedly installed at the rear end of the cylinder barrel; an anti-rotation plate is fixedly arranged on the front end cover, and a hexagonal hole is formed in the position, corresponding to the through hole, of the anti-rotation plate; the piston rod comprises an extension end and a cylinder inner end, the cross section of the extension end of the piston rod is of a hexagonal structure matched with the hexagonal hole, and the extension end of the piston rod penetrates out of the cylinder barrel through the through hole and the hexagonal hole in sequence and extends outwards;
the piston is located inside the cylinder barrel, and the inner end of the cylinder is fixedly connected with the piston.
Preferably, the top of the piston is further provided with a mounting hole penetrating to the bottom of the piston, and the inner end of the cylinder of the piston rod is fixedly inserted into the mounting hole; the outer wall of the end part of the inner end of the cylinder of the piston rod, which is inserted into the mounting hole, is also sleeved with a first O-shaped sealing ring.
Preferably, the outer wall of the upper part of the piston is also sleeved with a magnetic ring, and the top of the piston is also provided with a magnetic separation sheet; the magnetic isolation sheet is sleeved on the outer wall of the inner end of the cylinder of the piston rod, and the bottom of the magnetic isolation sheet is abutted to the magnetic ring.
Preferably, the outer wall of the middle part of the piston is further sleeved with a second O-shaped sealing ring.
Preferably, the rear end cover is embedded in the rear end of the cylinder barrel and is abutted to the piston, and the rear end cover is used for limiting and fixing the piston in the cylinder barrel.
Preferably, the outer wall of the rear end cover is further sleeved with a third O-ring.
Preferably, the rear end of cylinder still inlays the dress and is equipped with a spacing jump ring with rear end cap bottom butt for with the spacing fixed of rear end cap.
Preferably, a groove is formed in the inner wall of the through hole in the front end cover, a fourth O-shaped sealing ring is installed in the groove, and the piston rod penetrates through the fourth O-shaped sealing ring.
Preferably, the rotation prevention plate is fixed to the front end cover by a first hexagon socket head cap screw and a second hexagon socket head cap screw.
By adopting the technical scheme of the utility model, the utility model has the following beneficial effects:
the single-shaft air cylinder body can be arranged in a place with limited position requirements of the air cylinder, and the piston rod of the single-shaft air cylinder body can not rotate relatively, so that the push block is prevented from rotating when the air cylinder pushes the push block to push and press a product.
Drawings
FIG. 1 is a sectional view from the perspective A-A of a single-axis anti-rotation cylinder according to an embodiment of the present invention;
FIG. 2 is a perspective view of a single-axis anti-rotation cylinder according to an embodiment of the present invention;
FIG. 3 is a bottom view of a single-axis anti-rotation cylinder according to an embodiment of the present invention;
FIG. 4 is a schematic view of a single-axis anti-windback cylinder according to an embodiment of the present invention with the cylinder barrel removed;
fig. 5 is a schematic view of a piston rod and an anti-rotation plate of a single-shaft anti-rotation cylinder according to an embodiment of the present invention.
Reference is made to the accompanying drawings in which:
1-a cylinder barrel; 2-piston rod, 3-piston; 301-magnetism isolating piece, 302-magnetic ring; 4-rear end cap; 5-rotation preventing plate, 501-hexagonal hole; 601-a fourth O-shaped sealing ring, 602-a first O-shaped sealing ring, 602-a second O-shaped sealing ring, 603-a third O-shaped sealing ring; 701-a first inner hexagonal screw, 702-a second inner hexagonal screw; 8-limiting clamp spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "front", "rear", "left", "right", and the like are used in the orientations and positional relationships shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Referring to fig. 1 to 5, the present invention provides a single-shaft anti-rotation cylinder including: the device comprises a cylinder barrel 1, a piston rod 2, a piston 3, an end cover and an anti-rotation plate 5; the end cover comprises a front end cover and a rear end cover 4, the front end cover and the front end of the cylinder barrel 1 are integrally formed, a through hole is formed in the front end cover, and the rear end cover 4 is fixedly installed at the rear end of the cylinder barrel 1; an anti-rotation plate 5 is fixedly arranged on the front end cover, and a hexagonal hole 501 is formed in the position, corresponding to the through hole, of the anti-rotation plate 5; the piston rod 2 comprises an extension end and a cylinder inner end, the cross section of the extension end of the piston rod 2 is of a hexagonal structure matched with the hexagonal hole 501, and the extension end of the piston rod 2 penetrates out of the cylinder barrel 1 through the through hole and the hexagonal hole 501 in sequence and extends outwards; the piston 3 is positioned in the cylinder barrel 1, and the inner end of the cylinder is fixedly connected with the piston 3.
The top of the piston 3 is also provided with a mounting hole penetrating to the bottom of the piston, and the inner end of the cylinder of the piston rod 2 is fixedly inserted in the mounting hole; the inner end of the cylinder of the piston rod 2 is inserted into the outer wall of the end part in the mounting hole, and a first O-shaped sealing ring 602 is sleeved on the outer wall of the end part.
The outer wall of the upper part of the piston 3 is also sleeved with a magnetic ring 302, and the top of the piston 3 is also provided with a magnetic separation sheet 301; the magnetism isolating sheet 301 is sleeved on the outer wall of the inner end of the cylinder of the piston rod 2, and the bottom of the magnetism isolating sheet is abutted against the magnetic ring 302.
A second O-shaped sealing ring 603 is further sleeved on the outer wall of the middle part of the piston 3; the rear end cover 4 is embedded at the rear end of the cylinder barrel 1 and is abutted against the piston 3, and is used for limiting and fixing the piston 3 in the cylinder barrel 1; a third O-ring seal 604 is further sleeved on the outer wall of the rear end cover 4; the rear end of the cylinder barrel 1 is also embedded with a limiting snap spring 8 which is abutted against the bottom of the rear end cover 4 and is used for limiting and fixing the rear end cover 4; a groove is formed in the inner wall of the through hole in the front end cover, a fourth O-shaped sealing ring 601 is installed in the groove, and the piston rod penetrates through the fourth O-shaped sealing ring 601; the rotation preventing plate 5 is fixed to the front end cover by a first hexagon socket head cap screw 701 and a second hexagon socket head cap screw 702.
The technical scheme of the utility model is crossed with the prior art, and has the following beneficial effects:
the single-shaft air cylinder body can be arranged in a place with limited position requirements of the air cylinder, and the piston rod of the single-shaft air cylinder body can not rotate relatively, so that the push block is prevented from rotating when the air cylinder pushes the push block to push and press a product.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical scope of the present invention, which are directly or indirectly applicable to other related technical fields within the spirit of the present invention are included in the scope of the present invention.
Claims (9)
1. The utility model provides a unipolar prevents revolving cylinder which characterized in that includes: the device comprises a cylinder barrel, a piston rod, a piston, an end cover and an anti-rotation plate; the end cover comprises a front end cover and a rear end cover, the front end cover and the front end of the cylinder barrel are integrally formed, a through hole is formed in the front end cover, and the rear end cover is fixedly installed at the rear end of the cylinder barrel; an anti-rotation plate is fixedly arranged on the front end cover, and a hexagonal hole is formed in the position, corresponding to the through hole, of the anti-rotation plate; the piston rod comprises an extension end and a cylinder inner end, the cross section of the extension end of the piston rod is of a hexagonal structure matched with the hexagonal hole, and the extension end of the piston rod penetrates out of the cylinder barrel through the through hole and the hexagonal hole in sequence and extends outwards; the piston is located inside the cylinder barrel, and the inner end of the cylinder is fixedly connected with the piston.
2. The single-shaft anti-rotation cylinder as claimed in claim 1, wherein the top of the piston is further provided with a mounting hole penetrating to the bottom of the piston, and the cylinder inner end of the piston rod is fixedly inserted into the mounting hole; the outer wall of the end part of the inner end of the cylinder of the piston rod, which is inserted into the mounting hole, is also sleeved with a first O-shaped sealing ring.
3. The single-shaft anti-rotation cylinder as claimed in claim 1, wherein a magnetic ring is further sleeved on the outer wall of the upper portion of the piston, and a magnetic shielding sheet is further disposed on the top of the piston; the magnetic isolation sheet is sleeved on the outer wall of the inner end of the cylinder of the piston rod, and the bottom of the magnetic isolation sheet is abutted to the magnetic ring.
4. The single-shaft anti-rotation cylinder as claimed in claim 3, wherein the middle outer wall of the piston is further sleeved with a second O-shaped sealing ring.
5. The single-shaft anti-rotation cylinder as claimed in claim 1, wherein the rear end cover is embedded in the rear end of the cylinder barrel and abuts against the piston for limiting and fixing the piston in the cylinder barrel.
6. The single-shaft anti-rotation cylinder as claimed in claim 5, wherein a third O-ring is further sleeved on the outer wall of the rear end cover.
7. The single-shaft anti-rotation cylinder as claimed in claim 6, wherein a limit snap spring abutting against the bottom of the rear end cover is further embedded at the rear end of the cylinder barrel for limiting and fixing the rear end cover.
8. The single-shaft anti-rotation air cylinder as claimed in claim 1, wherein a groove is formed in an inner wall of the through hole in the front end cover, a fourth O-ring is installed in the groove, and the piston rod penetrates through the fourth O-ring.
9. The single-shaft anti-rotation cylinder according to claim 1, wherein the anti-rotation plate is fixed to the front end cap by a first hexagon socket head cap screw and a second hexagon socket head cap screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122639199.0U CN216199460U (en) | 2021-10-29 | 2021-10-29 | Single-shaft anti-rotation air cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122639199.0U CN216199460U (en) | 2021-10-29 | 2021-10-29 | Single-shaft anti-rotation air cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216199460U true CN216199460U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122639199.0U Active CN216199460U (en) | 2021-10-29 | 2021-10-29 | Single-shaft anti-rotation air cylinder |
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| CN (1) | CN216199460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115126743A (en) * | 2022-07-06 | 2022-09-30 | 莱州亚通重型装备有限公司 | Built-in hexagonal anti-rotation mechanism oil cylinder with position feedback for coal mine |
-
2021
- 2021-10-29 CN CN202122639199.0U patent/CN216199460U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115126743A (en) * | 2022-07-06 | 2022-09-30 | 莱州亚通重型装备有限公司 | Built-in hexagonal anti-rotation mechanism oil cylinder with position feedback for coal mine |
| CN115126743B (en) * | 2022-07-06 | 2023-03-24 | 莱州亚通重型装备有限公司 | Built-in hexagonal anti-rotation mechanism oil cylinder with position feedback for coal mine |
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