CN219081977U - Oil cylinder of tyre press - Google Patents
Oil cylinder of tyre press Download PDFInfo
- Publication number
- CN219081977U CN219081977U CN202223562175.0U CN202223562175U CN219081977U CN 219081977 U CN219081977 U CN 219081977U CN 202223562175 U CN202223562175 U CN 202223562175U CN 219081977 U CN219081977 U CN 219081977U
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- cylinder
- piston
- cylinder body
- ring
- piston rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model relates to a part of a hydraulic machine, in particular to a tire press oil cylinder which comprises a cylinder body, a cylinder bottom, a cylinder cover, a piston and a piston rod, wherein the piston is in threaded connection with the piston rod and is sealed through a second O-shaped ring, and a threaded hole is formed between the threaded end of the piston and the threaded end of the piston rod after the piston is screwed up to install a hexagonal flat end set screw for preventing loosening. The piston and the piston rod are in threaded connection, and are locked and loose-proof through the inner hexagonal flat end set screw, so that the connection reliability between the piston and the piston rod and the operation stability of the piston are ensured, and the stable and effective operation of the oil cylinder is ensured.
Description
Technical Field
The utility model relates to a part of a hydraulic machine, in particular to a tire press oil cylinder.
Background
The tire press oil cylinder is a special power component of the hydraulic press, a piston and a piston rod of the conventional tire press oil cylinder are generally connected by adopting a spring retainer ring or fixed by adopting a fixing bolt, and the structure can send loosening phenomenon between the piston and the piston rod in the long-time use process, so that the connection reliability and the operation stability are affected.
Disclosure of Invention
The utility model aims to solve the defects and the shortcomings in the prior art, and provides the tire press oil cylinder which adopts threaded connection between the piston and the piston rod, is locked and loose-proof through the inner hexagonal flat end set screw, and ensures the connection reliability between the piston and the piston rod and the running stability of the piston, thereby ensuring that the oil cylinder can work stably and effectively.
The technical scheme of the utility model is as follows: the utility model provides a tire press hydro-cylinder, includes cylinder body, cylinder bottom, cylinder cap, piston and piston rod, the piston passes through threaded connection with the piston rod to it is sealed through the second O type circle, and the piston is screwed up the back and is beaten threaded hole installation hexagonal flat end holding screw and play locking effect between the screw thread end of piston and the screw thread end of piston rod.
The piston and the piston rod are in threaded connection, and are locked and loose-proof through the inner hexagonal flat end set screw, so that the connection reliability between the piston and the piston rod and the operation stability of the piston are ensured, and the stable and effective operation of the oil cylinder is ensured.
Preferably, the piston and the cylinder body are supported by a supporting ring and sealed by two second YX sealing rings, and the two second YX sealing rings are symmetrically arranged on two sides of the supporting ring to realize bidirectional sealing; one side of each second YX sealing ring is provided with a sealing ring baffle.
Preferably, one end of the cylinder body is provided with a fixing flange matched with the cylinder cover, the fixing flange is in threaded and welded connection with the cylinder body, the cylinder cover is in threaded connection with the cylinder body, and the cylinder cover is connected with the fixing flange through an inner hexagon screw and a spring washer.
This kind of structure increases the joint strength between cylinder cap and the cylinder body.
Preferably, the cylinder bottom and the cylinder body are connected through screw thread and welding, and two oil inlet holes are arranged on the cylinder body, and the positions of the two oil inlet holes correspond to the cylinder bottom and the cylinder cover respectively.
This structure increases the joint strength between the cylinder bottom and the cylinder body.
Preferably, a dust ring and a first YX sealing ring are arranged between the cylinder cover and the piston rod, and the first YX sealing ring is positioned on the inner side of the dust ring.
Preferably, a first O-shaped ring and a third O-shaped ring are arranged between the cylinder cover and the cylinder body, the first O-shaped ring is positioned on the inner side of the cylinder body, and the third O-shaped ring is positioned on one end face of the cylinder body.
Preferably, the cylinder bottom is screwed into the cylinder body, the outer end face of the cylinder bottom is flush with the other end face of the cylinder body, and a plurality of assembly auxiliary holes are further formed in the outer end face of the cylinder bottom.
The piston and the piston rod are in threaded connection, and are locked and loose-proof through the inner hexagonal flat end set screw, so that the connection reliability between the piston and the piston rod and the operation stability of the piston are ensured, and the stable and effective operation of the oil cylinder is ensured.
Drawings
FIG. 1 is a schematic view, partially in section, of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
in the figure, a piston rod 1, a dust ring 2, a first YX sealing ring 3, a hexagon socket screw 4, a spring washer 5, a first O-shaped ring 6, a cylinder cover 7, a cylinder body 8, a second YX sealing ring 9, a supporting ring 10, a second O-shaped ring 11, a piston 12, a sealing ring baffle 13, a sealing ring baffle 14, a hexagon socket screw 15, a fixing flange 16, a mounting auxiliary hole 17, a third O-shaped ring 18 and a cylinder bottom.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings, without limiting the scope of the utility model.
As shown in fig. 1 and 2, the cylinder of the tire press comprises a cylinder body 8, a cylinder bottom 18, a cylinder cover 7, a piston 12 and a piston rod 1, wherein the piston 12 is in threaded connection with the piston rod 1 and is sealed by a second O-ring 11, and after the piston 12 is screwed up, a threaded hole is formed between the threaded end of the piston 12 and the threaded end of the piston rod 1 to install an inner hexagonal flat end set screw 14 for locking. The piston 12 and the cylinder body 8 are supported by the support ring 10 and are sealed by two second YX sealing rings 9, and the two second YX sealing rings 9 are symmetrically arranged on two sides of the support ring 10 to realize bidirectional sealing; one side of each second YX sealing ring is provided with a sealing ring baffle 13. One end of the cylinder body 8 is provided with a fixing flange 15 matched with the cylinder cover 7, the fixing flange 15 is in threaded and welded connection with the cylinder body 8, the cylinder cover 7 is in threaded connection with the cylinder body 8, and the cylinder cover 7 is connected with the fixing flange 15 through the socket head cap screw 4 and the spring washer 5. The cylinder bottom 18 is connected with the cylinder body 8 through screw threads and welding, two oil inlet holes are formed in the cylinder body 8, and the positions of the two oil inlet holes correspond to the cylinder bottom 18 and the cylinder cover 7 respectively. Be equipped with dust ring 2 and first YX sealing washer 3 between cylinder cap 7 and the piston rod 1, first YX sealing washer 3 is located the inboard of dust ring 2. A first O-shaped ring 6 and a third O-shaped ring 17 are arranged between the cylinder cover 7 and the cylinder body 8, the first O-shaped ring 6 is positioned on the inner side of the cylinder body 8, and the third O-shaped ring 17 is positioned on one end face of the cylinder body 8. The cylinder bottom 18 is screwed into the cylinder body 8, the outer end face of the cylinder bottom 18 is flush with the other end face of the cylinder body 8, and a plurality of assembly auxiliary holes 16 are formed in the outer end face of the cylinder bottom 18.
The assembly and working principle of the utility model are as follows:
according to the utility model, the piston and the dry cylinder body are supported by the support ring and sealed by the second YX sealing rings, the two second YX sealing rings are symmetrically arranged to realize bidirectional sealing, the piston and the piston rod are connected by threads, the piston is sealed by the second O-shaped ring, and after the piston is screwed up, a threaded hole is formed in the threaded end to install an inner hexagonal flat end set screw to play a role in preventing loosening.
The fixed flange is in threaded and welded connection with the cylinder body, and the cylinder body is in threaded and welded connection with the cylinder bottom.
According to the utility model, the inner hole of the cylinder cover is provided with the spiral oil passing groove, and the cylinder cover and the fixed flange are locked by using inner hexagon screws.
The piston and the piston rod are in threaded connection, and are locked and loose-proof through the inner hexagonal flat end set screw, so that the connection reliability between the piston and the piston rod and the operation stability of the piston are ensured, and the stable and effective operation of the oil cylinder is ensured.
Claims (7)
1. The utility model provides a tire press hydro-cylinder, includes cylinder body, cylinder bottom, cylinder cap, piston and piston rod, its characterized in that: the piston is in threaded connection with the piston rod and is sealed through a second O-shaped ring, and after the piston is screwed up, a threaded hole is formed between the threaded end of the piston and the threaded end of the piston rod to install an inner hexagonal flat end set screw to play a role in looseness prevention.
2. The tire press ram of claim 1, wherein: the piston and the cylinder body are supported by the support ring and sealed by the two second YX sealing rings, and the two second YX sealing rings are symmetrically arranged on two sides of the support ring to realize bidirectional sealing; one side of each second YX sealing ring is provided with a sealing ring baffle.
3. The tire press ram of claim 1, wherein: one end of the cylinder body is provided with a fixing flange matched with the cylinder cover, the fixing flange is in threaded and welded connection with the cylinder body, the cylinder cover is in threaded connection with the cylinder body, and the cylinder cover is connected with the fixing flange through an inner hexagon screw and a spring washer.
4. The tire press ram of claim 1, wherein: the cylinder bottom is connected with the cylinder body through screw threads and welding, two oil inlet holes are formed in the cylinder body, and the positions of the two oil inlet holes correspond to the cylinder bottom and the cylinder cover respectively.
5. The tire press ram of claim 2, wherein: be equipped with dust ring and first YX sealing washer between cylinder cap and the piston rod, first YX sealing washer is located the inboard of dust ring.
6. The tire press ram of claim 4, wherein: a first O-shaped ring and a third O-shaped ring are arranged between the cylinder cover and the cylinder body, the first O-shaped ring is located on the inner side of the cylinder body, and the third O-shaped ring is located on one end face of the cylinder body.
7. The tire press ram of claim 6, wherein: the cylinder bottom is screwed into the cylinder body, the outer end face of the cylinder bottom is flush with the other end face of the cylinder body, and a plurality of assembly auxiliary holes are further formed in the outer end face of the cylinder bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223562175.0U CN219081977U (en) | 2022-12-30 | 2022-12-30 | Oil cylinder of tyre press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223562175.0U CN219081977U (en) | 2022-12-30 | 2022-12-30 | Oil cylinder of tyre press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219081977U true CN219081977U (en) | 2023-05-26 |
Family
ID=86399554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223562175.0U Active CN219081977U (en) | 2022-12-30 | 2022-12-30 | Oil cylinder of tyre press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219081977U (en) |
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2022
- 2022-12-30 CN CN202223562175.0U patent/CN219081977U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |