CN111894942A - Oil cylinder with integrally cast double cylinder sleeves - Google Patents
Oil cylinder with integrally cast double cylinder sleeves Download PDFInfo
- Publication number
- CN111894942A CN111894942A CN202010803170.9A CN202010803170A CN111894942A CN 111894942 A CN111894942 A CN 111894942A CN 202010803170 A CN202010803170 A CN 202010803170A CN 111894942 A CN111894942 A CN 111894942A
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- China
- Prior art keywords
- cylinder
- connecting plate
- hole
- integrally cast
- side wall
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1428—Cylinders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1471—Guiding means other than in the end cap
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention provides an oil cylinder with integrally cast double cylinder sleeves, which comprises the double cylinder sleeves, at least two oil inlet pipe assemblies and at least two movable assemblies, wherein each double cylinder sleeve comprises an upper connecting plate, two cylinder barrels and a lower connecting plate, the two cylinder barrels are symmetrically arranged on two sides of a longitudinal central axis between the upper connecting plate and the lower connecting plate, two sides of a top plane of the upper connecting plate are respectively provided with a first through hole, the two first through holes are respectively communicated with the corresponding cylinder barrels, two sides of the top plane of the lower connecting plate are respectively provided with a second through hole, the transverse area of each first through hole is smaller than that of each second through hole, the two second through holes are respectively communicated with the corresponding cylinder barrels, and two ends of each cylinder barrel are respectively connected with the upper connecting. Compared with the prior art, the double cylinders of the oil cylinder have better synchronization precision, so that the assembled oil cylinder has better rigidity, deformation is prevented, and the maintenance or replacement cost is reduced; meanwhile, the difficulty of installation and debugging is reduced, the installation and the operation are simple and time-saving, and the efficiency is high.
Description
Technical Field
The invention relates to an oil cylinder with integrally cast double cylinder sleeves.
Background
At present, there is an oil cylinder in the prior art, which includes a double cylinder sleeve, at least two oil inlet pipe assemblies, and at least two movable assemblies, wherein each oil inlet pipe assembly is communicated with a side wall of the double cylinder sleeve, and each movable assembly is slidably embedded in the double cylinder sleeve. Adopt aforementioned structure hydro-cylinder, its problem that exists is: the existing oil cylinder is of a split structure assembled after steel plates and round steel parts are machined, and due to the structural limitation of the oil cylinder, the precision of the center distance between double cylinder sleeves of the oil cylinder is low after the oil cylinder is assembled, so that the oil cylinder is easy to deform during use, and the maintenance rate and the replacement rate are high.
Therefore, the invention provides an oil cylinder with integrally cast double cylinder sleeves.
Disclosure of Invention
In view of the above problems in the prior art, an object of the present invention is to provide a cylinder provided with integrally cast double cylinder liners, which can reduce maintenance or replacement costs.
The purpose of the invention can be realized by the following technical scheme:
an oil cylinder with integrally cast double cylinder sleeves comprises the double cylinder sleeves, at least two oil inlet pipe assemblies and at least two movable assemblies, wherein each oil inlet pipe assembly is communicated with the side wall of the double cylinder sleeve, each movable assembly is embedded into the double cylinder sleeves in a sliding manner, the double cylinder sleeves comprise an upper connecting plate, two cylinders and a lower connecting plate, the two cylinders are symmetrically arranged on two sides of a longitudinal central axis between the upper connecting plate and the lower connecting plate, the two sides of the top plane of the upper connecting plate are respectively provided with a first through hole, the two first through holes are respectively communicated with the corresponding cylinder barrels, the two sides of the top plane of the lower connecting plate are respectively provided with a second through hole, the transverse area of the first through holes is smaller than that of the second through holes, the two second through holes are respectively communicated with the corresponding cylinder barrels, and the two ends of the two cylinder barrels are respectively connected with the upper connecting plate and the lower connecting plate in an integrated casting mode.
The oil cylinder with the integrally cast double cylinder sleeves is characterized in that: the upper connecting plate comprises a table column body with a trapezoid embedded notch, a transverse arm body and a trapezoid connecting body, wherein the longitudinal two side walls of the transverse arm body are respectively connected with the side wall of the table column body and the longitudinal side wall of the trapezoid connecting body in an integrally cast manner;
the front side wall of the trapezoidal connecting body is provided with a flat panel part of an oil inlet hole, and the oil inlet hole of the flat panel part is communicated with the oil inlet pipe assembly.
The oil cylinder with the integrally cast double cylinder sleeves is characterized in that: the lower connecting plate comprises an arc-shaped plate part and a flat plate part which is integrally cast and extended along two side walls of the arc-shaped plate part, wherein a through hole is formed in the middle of the arc-shaped plate part, a step part for positioning is arranged at the edge of a top ring of the through hole, and the flat plate part is integrally cast and connected with the corresponding side wall of the cylinder sleeve.
The oil cylinder with the integrally cast double cylinder sleeves is characterized in that: be close to upper junction plate one side the cylinder liner lateral wall is equipped with plane portion, plane portion orientation deviates from the direction setting of the longitudinal axis of upper junction plate.
The oil cylinder with the integrally cast double cylinder sleeves is characterized in that: the movable assembly comprises a piston rod, a guide sleeve, a support ring, a sealing piece and a guide gland, wherein the guide sleeve is nested in the guide gland and extends into the inner cavity of the cylinder sleeve, the outer side wall of the guide gland is embedded into the port of the inner cavity of the cylinder sleeve, the piston rod is embedded into the inner side wall of the guide sleeve, the support ring sequentially extends from top to bottom and faces the inner cavity of the cylinder sleeve, and the outer side wall of the piston rod is sleeved with the inner side wall of the guide sleeve in the port direction.
The oil cylinder with the integrally cast double cylinder sleeves is characterized in that: still include dust ring and several screw, the dust ring embedding in the port department of second through-hole, several the alternate along the circumferential direction of screw wear to locate dust ring and spiro union the trapezoidal notch of lower connecting plate.
As mentioned above, the oil cylinder with the integrally cast double cylinder sleeves, which is provided by the invention, has the following beneficial effects:
after the oil cylinder with the integrally cast double cylinder sleeves is utilized, compared with the prior art, due to the adoption of the structure, the two ends of the two cylinder barrels are integrally cast and connected with the upper connecting plate and the lower connecting plate respectively, in the process of using the oil cylinder, the whole cylinder barrel is an integrally cast and processed integral piece, so that the center distance between the two cylinder barrels can not deviate when the movable assembly moves, the double cylinder barrels of the oil cylinder have better synchronous precision, the rigidity of the assembled oil cylinder is better, the deformation is prevented, and the maintenance or replacement cost is reduced; meanwhile, the difficulty of installation and debugging is reduced, the installation and the operation are simple and time-saving, and the efficiency is high.
The present invention will be further described with reference to the following embodiments.
Drawings
FIG. 1 is a schematic view of a cylinder with integrally cast double liners;
FIG. 2 is a half cross-sectional view at one viewing angle of an oil cylinder with integrally cast double cylinder liners;
FIG. 3 is a schematic view of a double cylinder jacket structure in an oil cylinder with an integrally cast double cylinder jacket;
fig. 4 is a schematic view of another perspective structure of a double cylinder sleeve in an oil cylinder with integrally cast double cylinder sleeves.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure, and are not used for limiting the conditions of the present disclosure, so that the present disclosure is not limited to the technical essence, and any modifications of the structures, changes of the ratios, or adjustments of the sizes, can still fall within the scope of the present disclosure without affecting the function and the achievable purpose of the present disclosure. In addition, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description only and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be made without substantial technical changes and modifications. The specific structure can be explained with reference to the drawings of the patent application.
In the following embodiments, the left side of the paper surface is the left direction, the right side of the paper surface is the right direction, the upper side of the paper surface is the upper direction, the lower side of the paper surface is the lower direction, the front side perpendicular to the paper surface is the front direction, and the rear side perpendicular to the paper surface is the rear direction.
The invention provides an oil cylinder with integrally cast double cylinder sleeves, please refer to fig. 1, fig. 2, fig. 3 and fig. 4, which comprises a double cylinder sleeve 1, at least two oil inlet pipe assemblies 2 and at least two movable assemblies 3, wherein each oil inlet pipe assembly 2 is communicated with the side wall of the double cylinder sleeve 1, each movable assembly 3 is slidably embedded in the double cylinder sleeve 1, the double cylinder sleeve 1 comprises an upper connecting plate 10, two cylinder barrels 11 and a lower connecting plate 12, the two cylinder barrels 11 are symmetrically arranged at two sides of a longitudinal central axis between the upper connecting plate 10 and the lower connecting plate 11, two sides of a top plane of the upper connecting plate 10 are respectively provided with a first through hole 10a, the two first through holes 10a are respectively communicated with the corresponding cylinder barrels 11, two sides of a top plane of the lower connecting plate 12 are respectively provided with a second through hole 10b, the transverse area of the first through hole 10a is smaller than that of the, the two second through holes 10b are respectively communicated with the corresponding cylinder barrels 11, and two ends of the two cylinder barrels 11 are respectively connected with the upper connecting plate 10 and the lower connecting plate 12 in an integrated casting mode. Compared with the prior art, the two ends of the two cylinders 11 are respectively connected with the upper connecting plate 10 and the lower connecting plate 12 in an integrated casting way, in the process of using the oil cylinder, the whole cylinder 11 is an integrated part formed by integrated casting and processing, so that the center distance between the two cylinders 11 can not deviate when the movable assembly 3 moves, the double cylinders of the oil cylinder have better synchronous precision, the rigidity of the assembled oil cylinder is better, the deformation is prevented, and the maintenance or replacement cost is reduced; meanwhile, the difficulty of installation and debugging is reduced, the installation and the operation are simple and time-saving, and the efficiency is high.
Referring to fig. 2 and 3, in the present embodiment, the upper connecting plate 10 includes a pillar 100 having a trapezoid rabbet 1000, a horizontal arm 101, and a trapezoid connecting body 102, wherein two longitudinal sidewalls of the horizontal arm 101 are integrally cast with the sidewalls of the pillar 100 and the longitudinal sidewalls of the trapezoid connecting body 102, respectively;
the front side wall of the trapezoidal connecting body 102 is provided with a flat plate part 1020 of an oil inlet hole 102a, and the oil inlet hole 102a of the flat plate part 1020 is communicated with the oil inlet pipe assembly 2.
Referring to fig. 2 and 3, in this embodiment, the lower connecting plate 12 includes an arc-shaped plate portion 120 and a flat plate portion 121 integrally cast and extended along two side walls of the arc-shaped plate portion 120, wherein a through hole 122 is formed in a middle portion of the arc-shaped plate portion 120, a step portion 123 for positioning is formed at a top ring edge of the through hole 122, and the flat plate portion 121 is integrally cast and connected to a corresponding side wall of the cylinder liner 11. By the arrangement of the structure, particularly the stepped part 123, positioning can be performed by the stepped part 11 during assembly, so that stress on the assembled cylinder sleeve 11 is more uniform, positioning is more accurate, deformation in the using process is avoided, and maintenance or replacement cost is reduced.
Referring to fig. 3, in this embodiment, a flat portion 110 is disposed on a side wall of the cylinder liner 11 close to one side of the upper connecting plate 10, and the flat portion 110 is disposed toward a direction away from a longitudinal central axis of the upper connecting plate 10.
Referring to fig. 1, 2 and 3, in this embodiment, the movable assembly 3 includes a piston rod 30, a guide sleeve 31, a support ring 32, a sealing member 33 and a guide gland 34, wherein the guide sleeve 31 is nested in the guide gland 34 and extends into the inner cavity of the cylinder liner 11, an outer side wall of the guide gland 34 is embedded in a port of the inner cavity of the cylinder liner 11, the piston rod 30 is embedded in an inner side wall of the guide sleeve 31 in a sliding manner, and the support ring 32 and the sealing member 33 are sequentially sleeved between the outer side wall of the piston rod 30 and the inner side wall of the guide sleeve 31 from top to bottom and towards the port direction of the inner cavity of the cylinder liner 11.
Combine fig. 1, fig. 3 and fig. 4 to show, in this embodiment, still include dust ring 4 and several screw 5, dust ring 4 imbed in the port department of second through-hole 10b, several dust ring 4 and the spiro union are worn to locate by screw 5 alternate along the circumferential direction in the trapezoidal notch of lower junction plate 12.
As mentioned above, the oil cylinder with the integrally cast double cylinder sleeves, which is provided by the invention, has the following beneficial effects:
after the oil cylinder with the integrally cast double cylinder sleeves is utilized, compared with the prior art, due to the adoption of the structure, the two ends of the two cylinder barrels are integrally cast and connected with the upper connecting plate and the lower connecting plate respectively, in the process of using the oil cylinder, the whole cylinder barrel is an integrally cast and processed integral piece, so that the center distance between the two cylinder barrels can not deviate when the movable assembly moves, the double cylinder barrels of the oil cylinder have better synchronous precision, the rigidity of the assembled oil cylinder is better, the deformation is prevented, and the maintenance or replacement cost is reduced; meanwhile, the difficulty of installation and debugging is reduced, the installation and the operation are simple and time-saving, and the efficiency is high.
In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can 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 (6)
1. The utility model provides a set up hydro-cylinder of two cylinder liners of integrative casting, includes two cylinder liners, two at least oil feed pipe subassemblies, two at least movable assembly, every oil feed pipe subassembly communicate in two cylinder liner lateral walls, every movable assembly gliding embedding in two cylinder liners, its characterized in that: the double-cylinder sleeve comprises an upper connecting plate, two cylinders and a lower connecting plate, the two cylinders are symmetrically arranged on two sides of a longitudinal central axis between the upper connecting plate and the lower connecting plate, two sides of a top plane of the upper connecting plate are respectively provided with a first through hole, the first through holes are respectively communicated with the corresponding cylinders, two sides of a top plane of the lower connecting plate are respectively provided with a second through hole, the transverse area of the first through hole is smaller than that of the second through hole, the second through holes are respectively communicated with the corresponding cylinders, and two ends of the two cylinders are respectively connected with the upper connecting plate and the lower connecting plate in an integrated casting mode.
2. The oil cylinder with the integrally cast double cylinder sleeves as claimed in claim 1, wherein: the upper connecting plate comprises a table column body with a trapezoid embedded notch, a transverse arm body and a trapezoid connecting body, wherein the longitudinal two side walls of the transverse arm body are respectively connected with the side wall of the table column body and the longitudinal side wall of the trapezoid connecting body in an integrally cast manner;
the front side wall of the trapezoidal connecting body is provided with a flat panel part of an oil inlet hole, and the oil inlet hole of the flat panel part is communicated with the oil inlet pipe assembly.
3. The oil cylinder with the integrally cast double cylinder sleeves as claimed in claim 1 or 2, wherein: the lower connecting plate comprises an arc-shaped plate part and a flat plate part which is integrally cast and extended along two side walls of the arc-shaped plate part, wherein a through hole is formed in the middle of the arc-shaped plate part, a step part for positioning is arranged at the edge of a top ring of the through hole, and the flat plate part is integrally cast and connected with the corresponding side wall of the cylinder sleeve.
4. The oil cylinder with the integrally cast double cylinder sleeves as claimed in claim 1 or 2, wherein: be close to upper junction plate one side the cylinder liner lateral wall is equipped with plane portion, plane portion orientation deviates from the direction setting of the longitudinal axis of upper junction plate.
5. The oil cylinder with the integrally cast double cylinder sleeves as claimed in claim 1 or 2, wherein: the movable assembly comprises a piston rod, a guide sleeve, a support ring, a sealing piece and a guide gland, wherein the guide sleeve is nested in the guide gland and extends into the inner cavity of the cylinder sleeve, the outer side wall of the guide gland is embedded into the port of the inner cavity of the cylinder sleeve, the piston rod is embedded into the inner side wall of the guide sleeve, the support ring sequentially extends from top to bottom and faces the inner cavity of the cylinder sleeve, and the outer side wall of the piston rod is sleeved with the inner side wall of the guide sleeve in the port direction.
6. The oil cylinder with the integrally cast double cylinder sleeves as claimed in claim 5, wherein: still include dust ring and several screw, the dust ring embedding in the port department of second through-hole, several the alternate along the circumferential direction of screw wear to locate dust ring and spiro union the trapezoidal notch of lower connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803170.9A CN111894942A (en) | 2020-08-11 | 2020-08-11 | Oil cylinder with integrally cast double cylinder sleeves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803170.9A CN111894942A (en) | 2020-08-11 | 2020-08-11 | Oil cylinder with integrally cast double cylinder sleeves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111894942A true CN111894942A (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010803170.9A Pending CN111894942A (en) | 2020-08-11 | 2020-08-11 | Oil cylinder with integrally cast double cylinder sleeves |
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| CN (1) | CN111894942A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349266A (en) * | 2008-07-02 | 2009-01-21 | 上海合升机械有限公司 | Compressor air cylinder and manufacturing method thereof |
| CN101380804A (en) * | 2008-10-13 | 2009-03-11 | 中山力劲机械有限公司 | Quick precise injection platform |
| CN201483731U (en) * | 2009-08-04 | 2010-05-26 | 宁波千普机械制造有限公司 | Clamping mechanism of fully hydraulic injection molding machine |
| CN101870378A (en) * | 2009-04-21 | 2010-10-27 | 沙郎斯基股份公司 | The former and the method that are used for manufacturing type spare packing |
| CN201889889U (en) * | 2010-12-02 | 2011-07-06 | 黄步明 | Die locking device |
| CN203765461U (en) * | 2014-02-21 | 2014-08-13 | 洪泽县华晨机械有限公司 | Marine cylinder sleeve honing clamp |
| CN204458633U (en) * | 2015-02-03 | 2015-07-08 | 中船重工中南装备有限责任公司 | A kind of bucket cylinder |
| CN105866826A (en) * | 2016-06-07 | 2016-08-17 | 西南石油大学 | Double-air-cylinder type pneumatic liquid control heavy hammer shock source actuator |
| CN206582196U (en) * | 2017-01-20 | 2017-10-24 | 德玛克（长兴）包装机械有限公司 | A kind of differential cylinder and injection machine comprising the differential cylinder penetrate platform |
| CN108533384A (en) * | 2018-03-23 | 2018-09-14 | 张振凯 | A kind of double-force engine |
| CN210003601U (en) * | 2019-06-14 | 2020-01-31 | 温岭市金盾工程机械制造有限公司 | novel steering oil cylinder |
-
2020
- 2020-08-11 CN CN202010803170.9A patent/CN111894942A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349266A (en) * | 2008-07-02 | 2009-01-21 | 上海合升机械有限公司 | Compressor air cylinder and manufacturing method thereof |
| CN101380804A (en) * | 2008-10-13 | 2009-03-11 | 中山力劲机械有限公司 | Quick precise injection platform |
| CN101870378A (en) * | 2009-04-21 | 2010-10-27 | 沙郎斯基股份公司 | The former and the method that are used for manufacturing type spare packing |
| CN201483731U (en) * | 2009-08-04 | 2010-05-26 | 宁波千普机械制造有限公司 | Clamping mechanism of fully hydraulic injection molding machine |
| CN201889889U (en) * | 2010-12-02 | 2011-07-06 | 黄步明 | Die locking device |
| CN203765461U (en) * | 2014-02-21 | 2014-08-13 | 洪泽县华晨机械有限公司 | Marine cylinder sleeve honing clamp |
| CN204458633U (en) * | 2015-02-03 | 2015-07-08 | 中船重工中南装备有限责任公司 | A kind of bucket cylinder |
| CN105866826A (en) * | 2016-06-07 | 2016-08-17 | 西南石油大学 | Double-air-cylinder type pneumatic liquid control heavy hammer shock source actuator |
| CN206582196U (en) * | 2017-01-20 | 2017-10-24 | 德玛克（长兴）包装机械有限公司 | A kind of differential cylinder and injection machine comprising the differential cylinder penetrate platform |
| CN108533384A (en) * | 2018-03-23 | 2018-09-14 | 张振凯 | A kind of double-force engine |
| CN210003601U (en) * | 2019-06-14 | 2020-01-31 | 温岭市金盾工程机械制造有限公司 | novel steering oil cylinder |
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Application publication date: 20201106 |