CN211259187U - Hydraulic cylinder head flange - Google Patents
Hydraulic cylinder head flange Download PDFInfo
- Publication number
- CN211259187U CN211259187U CN201921408461.7U CN201921408461U CN211259187U CN 211259187 U CN211259187 U CN 211259187U CN 201921408461 U CN201921408461 U CN 201921408461U CN 211259187 U CN211259187 U CN 211259187U
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- oil
- flange
- hole
- cylinder head
- hydraulic cylinder
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Abstract
The utility model discloses a pneumatic cylinder end flange, including ring flange and flange neck, first oil through hole has been seted up on the ring flange, the oil through hole group has been seted up on the flange neck, the oil through hole group is the slope setting with the axial of ring flange, the oil through hole group includes the second oil through hole that a plurality of intervals set up, second oil through hole one end and first oil through hole intercommunication, the inboard at the flange neck is seted up to the other end. In this way, the utility model discloses pneumatic cylinder end flange can ensure the hydraulic fluid port structure that also can process under the thinner condition of flange wall thickness, satisfies the user demand.
Description
Technical Field
The utility model relates to a pneumatic cylinder field especially relates to a pneumatic cylinder jar head flange.
Background
When the wall of hydro-cylinder head flange is thinner, guarantee simultaneously under the prerequisite of hydro-cylinder installation demand, lead to unable processing conventional "L" shape hydraulic fluid port, so the problem of bringing is how rationally at hydro-cylinder head flange internal design hydraulic fluid port structure, guarantees the oil mass of hydraulic fluid port, realizes the normal function of hydro-cylinder, and the problem that wherein key needs to be solved is: (1) how to design the oil port structure in the limited inner space. (2) How to ensure the oil flow required by the normal work of the oil cylinder.
At present, in order to ensure the installation requirement of oil cylinders, oil port structures of some oil cylinders with cylinder head flanges are generally processed into an L shape, as shown in fig. 1 below. The oil port structure is suitable for oil cylinders with thick flange wall thickness, and oil ports with L-shaped structures are processed in the oil cylinders with thin flange wall thickness without enough space.
Disclosure of Invention
The utility model discloses the main technical problem who solves provides a pneumatic cylinder head flange, can ensure the hydraulic fluid port structure that also can process under the thin condition of flange wall thickness, satisfies the user demand.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a hydraulic cylinder end flange, includes ring flange and flange neck, first oil through hole has been seted up on the ring flange, the oil through hole group has been seted up on the flange neck, the oil through hole group is the slope setting with the axial of ring flange, the oil through hole group includes the second oil through hole that a plurality of intervals set up, second oil through hole one end and first oil through hole intercommunication, the inboard at the flange neck is seted up to the other end.
In a preferred embodiment of the present invention, the first oil through hole is disposed along a radial direction of the flange plate.
In a preferred embodiment of the present invention, the first oil passage hole is located at an axial center position of the flange.
In a preferred embodiment of the present invention, the width of the first oil through hole is greater than or equal to the width of the oil through hole group.
In a preferred embodiment of the present invention, the second oil passing hole has an angle of 25 ° to 45 ° with respect to the axial direction.
In a preferred embodiment of the present invention, one end of the second oil passing hole is disposed on the bottom surface of the flange neck.
In a preferred embodiment of the present invention, the second oil through holes are spaced uniformly and parallel to each other and are located on the same plane.
In a preferred embodiment of the present invention, the second oil through holes are disposed in a non-parallel manner and the three are located on the same plane.
The utility model has the advantages that: the utility model discloses pneumatic cylinder jar head flange can ensure the hydraulic fluid port structure that also can process under the thinner condition of flange wall thickness, satisfies the user demand.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced 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 without inventive work, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of a cylinder head flange of the hydraulic cylinder of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
the parts in the drawings are numbered as follows: 1. the flange plate 2, the flange neck 3, the first oil through hole 4, the oil through hole group 5 and the second oil through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 2, a cylinder head flange of a hydraulic cylinder includes a flange plate 1 and a flange neck 2, the flange plate 1 is provided with a first oil through hole 3, the flange neck 2 is provided with an oil through hole group 4, the oil through hole group 4 and the flange plate 1 are arranged in an inclined manner in an axial direction, the oil through hole group 4 includes a plurality of second oil through holes 5 arranged at intervals, one end of each second oil through hole 5 is communicated with the first oil through hole 3, and the other end is arranged at an inner side of the flange neck 2.
The first oil passage hole 3 is provided along the radial direction of the flange 1.
The first oil passage hole 3 is located at the center of the flange 1 in the axial direction.
The width of the first oil passage hole 3 is equal to or greater than the width of the oil passage hole group 4.
In addition, the included angle between the second oil through hole 5 and the axial direction is 25-45 degrees. The angle can be selected according to actual requirements, and the preferred angle is 30 degrees
One end of the second oil passage hole 5 is provided on the bottom surface of the flange neck 2.
In addition, the second oil through holes 5 are evenly arranged in parallel at intervals and are positioned on the same plane, and the number of the second oil through holes 5 is 3 as shown in the figure.
In addition, the second oil through holes 5 are arranged in a non-parallel mode and are located on the same plane. The positions of the second oil through holes 5 can be reasonably arranged, so long as a certain distance is kept between the second oil through holes 5, and the oil crushing port caused by too thin wall thickness of the second oil through holes 5 is prevented.
Be different from prior art, the utility model discloses pneumatic cylinder end flange can ensure the hydraulic fluid port structure that also can process under the thinner condition of flange wall thickness, satisfies the user demand.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (8)
1. The utility model provides a pneumatic cylinder end flange, its characterized in that, includes ring flange and flange neck, first oil through hole has been seted up on the ring flange, the oil through hole group has been seted up on the flange neck, the oil through hole group is the slope setting with the axial of ring flange, the oil through hole group includes the second oil through hole that a plurality of intervals set up, second oil through hole one end and first oil through hole intercommunication, the inboard at the flange neck is seted up to the other end.
2. The hydraulic cylinder head flange according to claim 1, wherein the first oil through hole is provided in a radial direction of the flange plate.
3. The hydraulic cylinder head flange according to claim 2, wherein the first oil passage hole is located at a central position in an axial direction of the flange plate.
4. The hydraulic cylinder head flange according to claim 3, wherein the width of the first oil through hole is equal to or greater than the width of the oil through hole group.
5. A hydraulic cylinder head flange according to any one of claims 1 to 4, wherein the angle between the second port and the axial direction is 25 ° to 45 °.
6. The hydraulic cylinder head flange according to claim 5, wherein one end of the second oil passage hole is provided on a bottom surface of the flange neck.
7. The hydraulic cylinder head flange according to claim 6, wherein the second oil through holes are uniformly spaced and arranged in parallel and are located on the same plane.
8. The hydraulic cylinder head flange according to claim 6, wherein the second oil through holes are arranged in a non-parallel manner and are located on the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921408461.7U CN211259187U (en) | 2019-08-28 | 2019-08-28 | Hydraulic cylinder head flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921408461.7U CN211259187U (en) | 2019-08-28 | 2019-08-28 | Hydraulic cylinder head flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211259187U true CN211259187U (en) | 2020-08-14 |
Family
ID=71959251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921408461.7U Active CN211259187U (en) | 2019-08-28 | 2019-08-28 | Hydraulic cylinder head flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211259187U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023159905A1 (en) * | 2022-02-28 | 2023-08-31 | 娄底市中兴液压件有限公司 | Rod head connecting assembly, hydraulic cylinder, and operation machine |
-
2019
- 2019-08-28 CN CN201921408461.7U patent/CN211259187U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023159905A1 (en) * | 2022-02-28 | 2023-08-31 | 娄底市中兴液压件有限公司 | Rod head connecting assembly, hydraulic cylinder, and operation machine |
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