CN213954050U - Disc spring locking oil cylinder structure of cold shearing machine - Google Patents
Disc spring locking oil cylinder structure of cold shearing machine Download PDFInfo
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- CN213954050U CN213954050U CN202023023119.0U CN202023023119U CN213954050U CN 213954050 U CN213954050 U CN 213954050U CN 202023023119 U CN202023023119 U CN 202023023119U CN 213954050 U CN213954050 U CN 213954050U
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Abstract
A disc spring locking oil cylinder structure of a cold shearing machine comprises a cylinder barrel, a front end cover, a rear end cover, a piston, a disc spring group and a piston rod, wherein the front end cover and the rear end cover are respectively arranged at the front end and the rear end of the cylinder barrel; a bush is arranged at the cylinder opening of the front end cover and is positioned between the front end cover and the piston rod; according to the disc spring locking oil cylinder structure of the cold shearing machine, the copper bush is arranged between the front end cover and the piston rod of the cylinder barrel opening, the sealing performance inside the cylinder barrel is effectively improved, dust is prevented from entering the oil inside the cylinder barrel to pollute the oil, the oil leakage of the oil cylinder can be avoided, and the service life of the oil cylinder is prolonged.
Description
Technical Field
The utility model belongs to the technical field of the hydro-cylinder, concretely relates to cold shears dish spring locking hydro-cylinder structure.
Background
The disc spring locking oil cylinder of the cold shearing machine is mainly used for pressing scissors, the dustproof structure of the traditional oil cylinder design is unreasonable, the defect is large, dust can often appear and enters the inside of the oil cylinder from the gap between the piston rod and the cylinder opening guide sleeve, the oil cylinder leaks oil, the oil cylinder cannot normally work, the scissors cannot be locked by the inner disc spring, the working process is affected, the service life of the oil cylinder is short, and the scissors need to be frequently replaced or maintained.
Therefore, it is necessary to design a disc spring locking cylinder structure of a cold shearing machine to solve the above technical problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a disc spring locking oil cylinder structure of a cold shearing machine.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: a disc spring locking oil cylinder structure of a cold shearing machine comprises a cylinder barrel, a front end cover, a rear end cover, a piston, a disc spring group and a piston rod, wherein the front end cover and the rear end cover are respectively arranged at the front end and the rear end of the cylinder barrel, the piston is movably arranged in the cylinder barrel, the piston is positioned at the tail end of the piston rod, the front end of the piston rod penetrates through a cylinder opening formed in the front end cover and extends out of the cylinder barrel, the disc spring group is sleeved on the piston rod, one end of the disc spring group is fixedly arranged on the piston, and the other end of the disc spring group is abutted against the inner side of the front end cover; the front end cover cylinder opening is provided with a bushing, and the bushing is located between the front end cover and the piston rod.
Preferably, a groove is formed in the inner side of the lining, and a dustproof ring is arranged in the groove.
Preferably, the piston is provided with an installation groove, and a ring for holes is arranged in the installation groove.
Preferably, a support ring is arranged between the piston and the inner wall surface of the cylinder barrel, and the support ring is fixedly sleeved on the piston through a groove formed in the piston.
Preferably, the material of the lining is copper.
Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has as follows:
according to the disc spring locking oil cylinder structure of the cold shearing machine, the copper bush is arranged between the front end cover and the piston rod of the cylinder barrel opening, the sealing performance inside the cylinder barrel is effectively improved, dust is prevented from entering oil inside the cylinder barrel to pollute the oil in the oil cylinder, the oil cylinder can be prevented from leaking oil, the service life of the oil cylinder is prolonged, energy consumption is reduced, and productivity is increased.
Drawings
Fig. 1 is a sectional view of the overall structure of a cylinder.
In the above figures, a cylinder barrel 1, a front end cover 2, a rear end cover 3, a piston 4, a disc spring group 5, a piston rod 6, a bush 7, a dust ring 8, a hole ring 9 and a support ring 10.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection 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.
As shown in fig. 1, a disc spring locking oil cylinder structure of a cold shearing machine comprises a cylinder barrel 1, a front end cover 2, a rear end cover 3, a piston 4, a disc spring group 5 and a piston rod 6, wherein the front end cover 2 and the rear end cover 3 are respectively arranged at the front end and the rear end of the cylinder barrel 1, the piston 4 is movably arranged inside the cylinder barrel 1, the piston 4 is positioned at the tail end of the piston rod 6, the front end of the piston rod 6 passes through a cylinder opening formed in the front end cover 2 and extends out of the cylinder barrel 1, the disc spring group 5 is sleeved on the piston rod 6, one end of the disc spring group 5 is fixedly arranged on the piston 4, and the other end of the disc spring group 5 is abutted against the inner side of the front end cover 2; a bush 7 is arranged at the cylinder opening of the front end cover 2, and the bush 7 is positioned between the front end cover 2 and the piston rod 6; the disc spring locking oil cylinder structure of the cold shearing machine is characterized in that a copper bush 7 is arranged between the front end cover 2 at the position of the cylinder opening of the cylinder barrel 1 and the piston rod 6, the sealing performance inside the cylinder barrel 1 is effectively improved, dust is prevented from entering oil inside the cylinder barrel 1 to pollute the oil, and the oil leakage of the oil cylinder can be avoided.
The preferred embodiment is as follows:
a groove is formed in the inner side of the lining 7, and a dustproof ring 8 is arranged in the groove; the structure of double-layer sealing is adopted, and a groove is formed in the inner side of the lining 7 to arrange a sealing ring, so that the overall sealing performance of the oil cylinder is further improved.
The piston 4 is provided with a mounting groove, a hole ring 9 is arranged in the mounting groove, and the hole ring 9 arranged on the piston 4 improves the oil seal performance in the oil cylinder, so that the oil cylinder is prevented from leaking oil.
A supporting ring 10 is arranged between the piston 4 and the inner wall surface of the cylinder barrel 1, and the supporting ring 10 is fixedly sleeved on the piston 4 through a groove formed in the piston 4; the support ring 10 can reduce the loss caused by friction between the piston 4 and the inner wall surface of the cylinder 1.
The bushing 7 is made of copper; the copper bush 7 can reduce the abrasion between the piston rod 6 and the bush 7, and prolong the service life of the bush 7.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a cold shears dish spring locking hydro-cylinder structure which characterized in that: the piston is positioned at the tail end of the piston rod, the front end of the piston rod penetrates through a cylinder opening formed in the front end cover and extends out of the cylinder, the disc spring group is sleeved on the piston rod, one end of the disc spring group is fixedly arranged on the piston, and the other end of the disc spring group is abutted to the inner side of the front end cover; the front end cover cylinder opening is provided with a bushing, and the bushing is located between the front end cover and the piston rod.
2. The disc spring locking oil cylinder structure of the cold shearing machine as claimed in claim 1, wherein: the bush inboard has seted up the slot, be provided with the dust ring in the slot.
3. The disc spring locking oil cylinder structure of the cold shearing machine as claimed in claim 1, wherein: the piston is provided with an installation groove, and a ring for holes is arranged in the installation groove.
4. The disc spring locking oil cylinder structure of the cold shearing machine as claimed in claim 1, wherein: and a supporting ring is arranged between the piston and the inner wall surface of the cylinder barrel, and the supporting ring is fixedly sleeved on the piston through a groove formed in the piston.
5. The disc spring locking oil cylinder structure of the cold shearing machine as claimed in claim 1, wherein: the bushing is made of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023023119.0U CN213954050U (en) | 2020-12-15 | 2020-12-15 | Disc spring locking oil cylinder structure of cold shearing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023023119.0U CN213954050U (en) | 2020-12-15 | 2020-12-15 | Disc spring locking oil cylinder structure of cold shearing machine |
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| Publication Number | Publication Date |
|---|---|
| CN213954050U true CN213954050U (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023023119.0U Active CN213954050U (en) | 2020-12-15 | 2020-12-15 | Disc spring locking oil cylinder structure of cold shearing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101783A (en) * | 2021-11-25 | 2022-03-01 | 一重集团大连工程技术有限公司 | Pressing plate mechanism with locking device |
-
2020
- 2020-12-15 CN CN202023023119.0U patent/CN213954050U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101783A (en) * | 2021-11-25 | 2022-03-01 | 一重集团大连工程技术有限公司 | Pressing plate mechanism with locking device |
| CN114101783B (en) * | 2021-11-25 | 2024-01-26 | 一重集团大连工程技术有限公司 | Pressing plate mechanism with locking device |
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