CN202646220U - Double-action pressing hydraulic cylinder - Google Patents
Double-action pressing hydraulic cylinder Download PDFInfo
- Publication number
- CN202646220U CN202646220U CN 201220227473 CN201220227473U CN202646220U CN 202646220 U CN202646220 U CN 202646220U CN 201220227473 CN201220227473 CN 201220227473 CN 201220227473 U CN201220227473 U CN 201220227473U CN 202646220 U CN202646220 U CN 202646220U
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- hydraulic cylinder
- oil hydraulic
- piston rod
- action
- piston
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Abstract
The utility model discloses a double-action pressing hydraulic cylinder, relating to the technical field of hydraulic pressure. The hydraulic cylinder comprises a hydraulic cylinder body, which is provided with two cavities, namely a first hydraulic cylinder and a second hydraulic cylinder, wherein the first hydraulic cylinder is internally provided with a first piston and a first piston rod; the second hydraulic cylinder is internally provided with a second piston; a through hole is arranged in the axial direction of the second piston rod; and the first piston rod is sleeved in the through hole of the first piston rod in a penetrating manner. The double-action pressing hydraulic cylinder disclosed by the utility model has the beneficial effects that the first and second hydraulic cylinders are combined into a complete hydraulic cylinder body and can be separately controlled to realize different action requirements, the second piston rod of the second hydraulic cylinder realizes the action of locking a work piece and the first piston rod of the first hydraulic cylinder realizes the action of pressing the work piece, the two actions are linked, and the hydraulic cylinder is compact in structure, simple to assemble and convenient to maintain, and solves the problem of structure for intelligent hydraulic control.
Description
[technical field]
The utility model relates to the hydraulics field, and in particular, the utility model relates to a kind of two action punching press oil hydraulic cylinder.
[background technique]
Oil hydraulic cylinder is the work in the hydraulic system, executive component, people according to actual needs, produce various oil hydraulic cylinders, wherein, dual-rod hydraulic cylinder is widely used in a lot of industries, but about being generally, stretch out in two piston rods of existing dual-rod hydraulic cylinder, perhaps when same end stretches out, can't control separately, in some special occasions, need first workpiece to be locked, this process need oil hydraulic cylinder is pressure slowly, after the locking, again workpiece is carried out punching press, just need to carry out fast punching press this moment, this controls piston rod separately with regard to needs, to satisfy production requirement.
[model utility content]
The purpose of this utility model is effectively to overcome the deficiency of above-mentioned technology, and a kind of two action punching press oil hydraulic cylinders that can control two piston rods of oil hydraulic cylinder separately are provided.
The technical solution of the utility model is achieved in that it comprises hydraulic cylinder, its improvements are: described hydraulic cylinder is set to two cavitys, be respectively the first oil hydraulic cylinder and the second oil hydraulic cylinder, be provided with first piston and first piston bar in the first oil hydraulic cylinder, be provided with the second piston and the second piston rod in the second oil hydraulic cylinder, described the second piston rod axially on be provided with through hole, described first piston bar is set in the through hole of first piston bar;
In the said structure, be provided with a protecgulum on described the second oil hydraulic cylinder, the second piston rod passes in protecgulum; Be provided with a bonnet on described the first oil hydraulic cylinder, bonnet is bolted on the hydraulic cylinder;
In the said structure, be provided with the first filler opening on the described bonnet;
In the said structure, be provided with the first oil outlet on described the first oil hydraulic cylinder, also be provided with the second filler opening and the second oil outlet on described the second oil hydraulic cylinder;
In the said structure, the cylinder diameter of described the first oil hydraulic cylinder is 125mm, and working pressure is 16Mpa, and thrust is 20 tons;
In the said structure, the cylinder diameter of described the second oil hydraulic cylinder is 150mm, and working pressure is 18Mpa, and thrust is 30 tons.
The beneficial effects of the utility model are: the utility model is combined as a complete hydraulic cylinder with the first oil hydraulic cylinder and the second oil hydraulic cylinder, can control respectively and realize different action requests, the second piston rod realization work locking action of the second oil hydraulic cylinder, the first piston bar of the first oil hydraulic cylinder is realized the stamped workpieces action, two action interlocks, compact structure, assembling is simple, maintenance maintenance is convenient, for hydraulic intelligent control has solved a structure difficult problem.
[description of drawings]
Fig. 1 is the utility model generalized section.
[embodiment]
The utility model will be further described below in conjunction with drawings and Examples.
With reference to shown in Figure 1, the utility model has disclosed a kind of two action punching press oil hydraulic cylinder, it comprises hydraulic cylinder 1, hydraulic cylinder is provided with two cavitys, is respectively in the first oil hydraulic cylinder 11 and the second oil hydraulic cylinder 12, the first oil hydraulic cylinders 11 and is provided with first piston bar 110, also be provided with a bonnet 111 on the first oil hydraulic cylinder 11, bonnet 111 is fixed on the hydraulic cylinder 1 by bolt 112, is provided with on the bonnet 111 on the first filler opening 113, the first oil hydraulic cylinders 11 and also is provided with the first oil outlet 114; Be provided with the second piston rod 120 in described the second oil hydraulic cylinder 12, the second piston rod 120 axially on be provided with through hole, first piston bar 110 is set in the through hole of the second piston rod 120, be provided with a protecgulum 121 on the second oil hydraulic cylinder 12, the second piston rod 120 passes in protecgulum 121, also be provided with the second filler opening 122 and the second oil outlet 123 on the second oil hydraulic cylinder 12, by this kind structure, the first filler opening 113 and the second filler opening 122 are by oil-feed, promotion first piston bar 110 and the second piston rod 120 stretch out forward, the first oil outlet 114 and the second oil outlet 123 are used for fuel-displaced, the first oil outlet 114 and the second oil outlet 123 are by being connected to different oil transport pipelines, thereby realize the independent control of first piston bar 110 and the second piston rod 120, in the present embodiment, the cylinder diameter of the first oil hydraulic cylinder 11 is 125mm, working pressure is 16Mpa, thrust is 20 tons, the cylinder diameter of the second oil hydraulic cylinder 12 is 150mm, working pressure is 18Mpa, thrust is 30 tons, when concrete the utilization, the second oil hydraulic cylinder 12 is used for the action of realization work locking, 11 actions that realize the workpiece punching press of the first oil hydraulic cylinder, the utility model is combined as a complete hydraulic cylinder with the first oil hydraulic cylinder 11 and the second oil hydraulic cylinder 12, can control respectively and realize different action requests, two action interlocks, compact structure, assembling is simple, maintenance maintenance is convenient, for hydraulic intelligent control has solved a structure difficult problem.
Described above only is preferred embodiment of the present utility model, and above-mentioned specific embodiment is not to restriction of the present utility model.In technological thought category of the present utility model, various distortion and modification can appear, and the retouching that all those of ordinary skill in the art make according to above description, revise or be equal to replacement, all belong to the scope that the utility model is protected.
Claims (6)
1. two action punching press oil hydraulic cylinder, it comprises hydraulic cylinder, it is characterized in that: described hydraulic cylinder is set to two cavitys, be respectively the first oil hydraulic cylinder and the second oil hydraulic cylinder, be provided with first piston and first piston bar in the first oil hydraulic cylinder, be provided with the second piston and the second piston rod in the second oil hydraulic cylinder, described the second piston rod axially on be provided with through hole, described first piston bar is set in the through hole of first piston bar.
2. two action punching press oil hydraulic cylinder according to claim 1, it is characterized in that: be provided with a protecgulum on described the second oil hydraulic cylinder, the second piston rod passes in protecgulum; Be provided with a bonnet on described the first oil hydraulic cylinder, bonnet is bolted on the hydraulic cylinder.
3. two action punching press oil hydraulic cylinder according to claim 2 is characterized in that: be provided with the first filler opening on the described bonnet.
4. two action punching press oil hydraulic cylinder according to claim 1 is characterized in that: be provided with the first oil outlet on described the first oil hydraulic cylinder, also be provided with the second filler opening and the second oil outlet on described the second oil hydraulic cylinder.
5. two action punching press oil hydraulic cylinder according to claim 1, it is characterized in that: the cylinder diameter of described the first oil hydraulic cylinder is 125mm, and working pressure is 16Mpa, and thrust is 20 tons.
6. two action punching press oil hydraulic cylinder according to claim 1, it is characterized in that: the cylinder diameter of described the second oil hydraulic cylinder is 150mm, and working pressure is 18Mpa, and thrust is 30 tons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220227473 CN202646220U (en) | 2012-05-18 | 2012-05-18 | Double-action pressing hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220227473 CN202646220U (en) | 2012-05-18 | 2012-05-18 | Double-action pressing hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202646220U true CN202646220U (en) | 2013-01-02 |
Family
ID=47415336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220227473 Expired - Fee Related CN202646220U (en) | 2012-05-18 | 2012-05-18 | Double-action pressing hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202646220U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863920A (en) * | 2015-04-21 | 2015-08-26 | 太原理工大学 | Combined loading oil cylinder |
| CN105065369A (en) * | 2015-07-29 | 2015-11-18 | 桂林橡胶设计院有限公司 | Built-up hydraulic cylinder and control system and control method thereof |
| CN106704300A (en) * | 2017-02-09 | 2017-05-24 | 中国科学院武汉岩土力学研究所 | Static load and dynamic load parallel connection oil cylinder |
| CN108278243A (en) * | 2018-03-09 | 2018-07-13 | 武汉精测电子集团股份有限公司 | Double actuating cylinders |
-
2012
- 2012-05-18 CN CN 201220227473 patent/CN202646220U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863920A (en) * | 2015-04-21 | 2015-08-26 | 太原理工大学 | Combined loading oil cylinder |
| CN104863920B (en) * | 2015-04-21 | 2017-03-01 | 太原理工大学 | A kind of combination load cylinder |
| CN105065369A (en) * | 2015-07-29 | 2015-11-18 | 桂林橡胶设计院有限公司 | Built-up hydraulic cylinder and control system and control method thereof |
| CN106704300A (en) * | 2017-02-09 | 2017-05-24 | 中国科学院武汉岩土力学研究所 | Static load and dynamic load parallel connection oil cylinder |
| CN108278243A (en) * | 2018-03-09 | 2018-07-13 | 武汉精测电子集团股份有限公司 | Double actuating cylinders |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20150518 |
|
| EXPY | Termination of patent right or utility model |