CN211039229U - Anti-shaking double-shaft hydraulic cylinder - Google Patents
Anti-shaking double-shaft hydraulic cylinder Download PDFInfo
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- CN211039229U CN211039229U CN201922045372.7U CN201922045372U CN211039229U CN 211039229 U CN211039229 U CN 211039229U CN 201922045372 U CN201922045372 U CN 201922045372U CN 211039229 U CN211039229 U CN 211039229U
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Abstract
The utility model discloses an anti-shake biax pneumatic cylinder, including the cylinder, cylinder internally mounted has the piston, piston one end is fixed with the slider, and the slide rail sliding connection that slider and cylinder inner wall surface seted up, piston top surface mounting has first piston rod, the second piston rod is installed to first piston rod one side, and the cylinder outside cup joints inside fixed sleeve, and fixed sleeve internally mounted has the arc stripper plate, a surface level safety is equipped with the threaded rod on arc stripper plate side. The utility model discloses in, seted up the slide rail on the inner wall surface of cylinder, the inside sliding connection of slide rail has the slider, and the slider terminal surface is fixed with the inside piston of cylinder simultaneously, and the slider that can drive one end at the in-process that the piston removed slides inside the slide rail, and through the cooperation slip of slide rail and slider, can effectually guarantee the stability of piston at the inside removal of cylinder, the phenomenon of shake prevents to appear, is favorable to the normal work of pneumatic cylinder.
Description
Technical Field
The utility model relates to a pneumatic cylinder technical field especially relates to anti-shake biax pneumatic cylinder.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between the two sides of the effective area; the hydraulic cylinder is basically composed of a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device. The damping device and the exhaust device are determined according to specific application occasions, and other devices are necessary.
The prior art has the following problems:
the cushioning device inside the double-shaft hydraulic cylinder on the market is directly contacted with the end cover, and the hydraulic cylinder still can shake due to the elastic rebound of the cushioning device.
We have therefore proposed an anti-flutter twin-shaft hydraulic cylinder which addresses the above disadvantages.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing: anti-shake biax pneumatic cylinder.
The technical scheme of the utility model: the anti-shaking double-shaft hydraulic cylinder comprises a cylinder barrel, a piston is arranged inside the cylinder barrel, a sliding block is fixed at one end of the piston and is in sliding connection with a sliding rail arranged on the surface of the inner wall of the cylinder barrel, a first piston rod is arranged on the surface of the top of the piston, and a second piston rod is arranged on one side of the first piston rod.
Preferably, the cylinder outside cup joints inside fixed sleeve, and fixed sleeve internally mounted has the arc stripper plate, the threaded rod is equipped with to arc stripper plate side surface horizontal installation, and threaded rod one end runs through fixed sleeve surface and rotatory handle is fixed.
Preferably, the top cover is installed at the top of the cylinder barrel, one side of the top cover is fixed with the connecting flange through a fastener, a partition plate is installed on the surface of the top cover and located between the first piston rod and the second piston rod, and the bottom cover is installed at the bottom end of the cylinder barrel.
Preferably, the first piston rod and the second piston rod are provided with a dustproof ring at the contact position with the top cover, and a sealing element is arranged below the dustproof ring.
Preferably, the slide rail is provided with a plurality of, and a plurality of slide rails encircle the equidistance and set up on the cylinder inner wall surface.
Preferably, an oil inlet and an oil outlet are respectively arranged above and below the surface of the cylinder barrel.
Preferably, a rubber pad is adhered to the inner side surface of the arc-shaped extrusion plate.
Compared with the prior art, the utility model has the advantages that;
1. the utility model discloses, seted up the slide rail on the inner wall surface of cylinder, the inside sliding connection of slide rail has the slider, and the slider terminal surface is fixed with the inside piston of cylinder simultaneously, and the slider that can drive one end at the in-process that the piston removed slides inside the slide rail, and through the cooperation slip of slide rail and slider, can effectually guarantee the stability of piston at the inside removal of cylinder, the phenomenon of shake prevents to appear, is favorable to the normal work of pneumatic cylinder.
2. The utility model discloses, install the fixed sleeve in the outside of cylinder simultaneously, when the pneumatic cylinder during operation on the level land, can overlap the pneumatic cylinder inside the fixed sleeve, later the staff passes through the rotatory threaded rod of rotatory handle of side to the arc stripper plate that makes the threaded rod drive one end extrudees fixedly to the pneumatic cylinder, and this mode can improve the stability of pneumatic cylinder in the course of the work.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an anti-shake double-shaft hydraulic cylinder provided by the present invention;
FIG. 2 is a schematic view of a cylinder barrel of the anti-shaking double-shaft hydraulic cylinder provided by the present invention;
fig. 3 is a schematic view of the anti-shake double-shaft hydraulic cylinder piston provided by the present invention;
fig. 4 is a schematic view of the anti-shake double-shaft hydraulic cylinder fixing sleeve provided by the present invention;
fig. 5 is the utility model provides an anti-shake biax pneumatic cylinder top view.
Illustration of the drawings:
1. a cylinder barrel; 2. a slide rail; 3. a first piston rod; 4. a top cover; 5. a connecting flange; 6. a fastener; 7. a dust ring; 8. a seal member; 9. a piston; 10. a bottom cover; 11. a slider; 12. a threaded rod; 13. fixing the sleeve; 14. an arc-shaped extrusion plate; 15. rotating the handle; 16. a second piston rod; 17. a separator.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the anti-shake double-shaft hydraulic cylinder includes a cylinder barrel 1, a piston 9 is installed inside the cylinder barrel 1, a slider 11 is fixed at one end of the piston 9, the slider 11 is slidably connected with a slide rail 2 formed on the inner wall surface of the cylinder barrel 1, a first piston rod 3 is installed on the top surface of the piston 9, and a second piston rod 16 is installed on one side of the first piston rod 3.
In this embodiment: through setting up slide rail 2 and slider 11, the slider 11 that can drive one end at the in-process that piston 9 removed slides in slide rail 2 inside, and through slide rail 2 and slider 11's cooperation slip, can effectually guarantee the stability of piston 9 at 1 inside removal of cylinder, the phenomenon of shake prevents to appear, is favorable to the normal work of pneumatic cylinder.
Specifically, the cylinder barrel 1 is sleeved inside the fixed sleeve 13, the fixed sleeve 13 is internally provided with the arc-shaped extrusion plate 14, the threaded rod 12 is horizontally arranged on one side surface of the arc-shaped extrusion plate 14, and one end of the threaded rod 12 penetrates through the surface of the fixed sleeve 13 and is fixed with the rotating handle 15.
In this embodiment: through setting up fixed sleeve 13 and arc stripper plate 14, when the pneumatic cylinder during operation on the level land, can overlap the pneumatic cylinder inside fixed sleeve 13, later the staff is through the rotatory threaded rod 12 of the rotatory handle 15 of side to make threaded rod 12 drive arc stripper plate 14 of one end extrude the pneumatic cylinder fixedly, this mode can improve the stability of pneumatic cylinder in the course of the work.
Specifically, top cap 4 is installed at cylinder 1 top, and top cap 4 one side is fixed with flange 5 through fastener 6, and top cap 4 top surface mounting has baffle 17, and baffle 17 is located between first piston rod 3 and the second piston rod 16, and bottom 10 is installed to 1 bottom of cylinder.
In this embodiment: through setting up baffle 17, be convenient for to the separation of first piston rod 3 and second piston rod 16, make first piston rod 3 the same with the shared space of second piston rod 16 in cylinder 1 inside, guarantee that first piston rod 3 is the same with the hydraulic pressure force that second piston rod 16 received to guarantee that first piston rod 3 and second piston rod 16 stretch out and draw back simultaneously in step.
Specifically, a dust ring 7 is installed at the contact position of the first piston rod 3 and the second piston rod 16 with the top cover 4, and a sealing element 8 is installed below the dust ring 7.
In this embodiment: through setting up dust ring 7, prevent that external dust from getting into inside 1 cylinder, through setting up sealing member 8, be convenient for carry on spacingly to the piston rod.
Specifically, the slide rail 2 is provided with a plurality of, and a plurality of slide rails 2 encircle the equidistance and set up on 1 inner wall surface of cylinder.
In this embodiment: through setting up a plurality of slide rails 2, be convenient for improve its stability.
Specifically, an oil inlet and an oil outlet (not labeled in the figure) are respectively arranged above and below the surface of the cylinder barrel 1.
In this embodiment: the hydraulic cylinder is convenient to inject and discharge hydraulic oil by arranging the oil inlet and the oil outlet, so that the normal work of the hydraulic cylinder is ensured.
Specifically, a rubber pad is adhered to the inner side surface of the arc-shaped extrusion plate 14.
In this embodiment: through setting up the rubber pad to prevent that the rigid contact from taking place for arc stripper plate 14 and the cylinder 1 outside, avoid cylinder 1 to receive the damage.
The working principle is as follows: when in use, firstly, hydraulic oil is injected into the cylinder barrel 1 through the oil inlet to the hydraulic cylinder, at the moment, the first piston rod 3 and the second piston rod 16 are in a full-shrinkage state, meanwhile, a sliding block 11 is fixed at one end of the piston, the sliding block 11 slides in the sliding rail 2 on the inner wall of the cylinder barrel 1, the sliding block 11 at one end is driven to slide in the sliding rail 2 in the moving process of the piston 9, and the sliding block 11 slides in the sliding rail 2 in a matching way through the sliding rail 2 and the sliding block 11, can effectively ensure the stability of the piston 9 moving in the cylinder barrel 1, prevent the phenomenon of shaking, is beneficial to the normal work of the hydraulic cylinder, when the hydraulic cylinder works on the flat ground, the hydraulic cylinder can be sleeved inside the fixed sleeve 13, and then the worker rotates the threaded rod 12 through the side rotating handle 15, therefore, the threaded rod 12 drives the arc-shaped extrusion plate 14 at one end to extrude and fix the hydraulic cylinder, and the stability of the hydraulic cylinder in the working process can be improved in this way.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. Anti-shake double-shaft hydraulic cylinder, including cylinder (1), its characterized in that, cylinder (1) internally mounted has piston (9), piston (9) one end is fixed with slider (11), and slide rail (2) sliding connection that slider (11) and cylinder (1) inner wall surface were seted up, piston (9) top surface mounting has first piston rod (3), second piston rod (16) are installed to first piston rod (3) one side.
2. The anti-shaking double-shaft hydraulic cylinder according to claim 1, wherein the outer side of the cylinder barrel (1) is sleeved inside a fixed sleeve (13), an arc-shaped extrusion plate (14) is installed inside the fixed sleeve (13), a threaded rod (12) is horizontally installed on the surface of one side of the arc-shaped extrusion plate (14), and one end of the threaded rod (12) penetrates through the surface of the fixed sleeve (13) and is fixed with a rotating handle (15).
3. The anti-shaking double-shaft hydraulic cylinder according to claim 1, wherein a top cover (4) is mounted at the top of the cylinder barrel (1), one side of the top cover (4) is fixed with the connecting flange (5) through a fastening piece (6), a partition plate (17) is mounted on the surface of the top cover (4), the partition plate (17) is located between the first piston rod (3) and the second piston rod (16), and a bottom cover (10) is mounted at the bottom end of the cylinder barrel (1).
4. The anti-shaking double-shaft hydraulic cylinder according to claim 1, wherein a dust ring (7) is installed at the contact position of the first piston rod (3) and the second piston rod (16) and the top cover (4), and a sealing piece (8) is installed below the dust ring (7).
5. The anti-shaking double-shaft hydraulic cylinder according to claim 1, wherein the slide rail (2) is provided in plurality, and the plurality of slide rails (2) are arranged around the inner wall surface of the cylinder barrel (1) at equal intervals.
6. Anti-shake double-shaft hydraulic cylinder according to claim 1, characterized in that the cylinder barrel (1) is provided with oil inlets and outlets above and below its surface, respectively.
7. The anti-shake double-shaft hydraulic cylinder according to claim 2, wherein a rubber pad is adhered to the inner side surface of the arc-shaped extrusion plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922045372.7U CN211039229U (en) | 2019-11-25 | 2019-11-25 | Anti-shaking double-shaft hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922045372.7U CN211039229U (en) | 2019-11-25 | 2019-11-25 | Anti-shaking double-shaft hydraulic cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN211039229U true CN211039229U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922045372.7U Active CN211039229U (en) | 2019-11-25 | 2019-11-25 | Anti-shaking double-shaft hydraulic cylinder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032143A (en) * | 2020-09-11 | 2020-12-04 | 常德市联嘉机械有限公司 | Noise elimination mechanism based on hydraulic cylinder |
-
2019
- 2019-11-25 CN CN201922045372.7U patent/CN211039229U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032143A (en) * | 2020-09-11 | 2020-12-04 | 常德市联嘉机械有限公司 | Noise elimination mechanism based on hydraulic cylinder |
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