CN205078530U - A hydraulic pressure oil circuit that is used for flat board to turn over mould machine safe being equipped with pressing - Google Patents
A hydraulic pressure oil circuit that is used for flat board to turn over mould machine safe being equipped with pressing Download PDFInfo
- Publication number
- CN205078530U CN205078530U CN201520754868.0U CN201520754868U CN205078530U CN 205078530 U CN205078530 U CN 205078530U CN 201520754868 U CN201520754868 U CN 201520754868U CN 205078530 U CN205078530 U CN 205078530U
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- China
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- oil
- piston rod
- throttle valve
- way throttle
- oil circuit
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- Expired - Fee Related
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Abstract
The utility model relates to a hydraulic pressure oil circuit that is used for flat board to turn over mould machine safe being equipped with pressing, one -way throttle valve (2) total four, the oil -out that its oil inlet passes through oil circuit and oil pump links to each other, one -way throttle valve (2) divide into two sets ofly, two are a set of, wherein the oil inlet of a set of one -way throttle valve (2) passes through the oil circuit and links to each other with the nos pole chamber one end of a second list piston rod hydro -cylinder (3) respectively, it is continuous with first single piston rod hydro -cylinder (1) a no pole chamber one end respectively that oil inlet of another group one -way throttle valve (2) passes through the oil circuit, the oil inlet that has pole chamber one end to pass through oil circuit and hydro -cylinder of first single piston rod hydro -cylinder (1) and second list piston rod hydro -cylinder (3) link to each other. The utility model has the characteristics of simple structure, can control regulating plate falling speed, play the cushioning effect and avoid arousing great personal safety accident etc. When the pipeline bursts.
Description
Technical field
The utility model relates to die turning-over device hydraulic circuit technical field, particularly relates to a kind of hydraulic circuit for the standby pressure of dull and stereotyped die turning-over device safety.
Background technique
Dull and stereotyped die turning-over device by B group two hydraulic oil cylinder driving turnover boards, by another block turnover board of A group two hydraulic oil cylinder driving.Owing to being produce pressure by hydraulic-pressure pump, pass for arriving A by the road, in B bis-group oil cylinder, under the abnormal conditions such as pipelines from bursting or joint get loose, can hydraulic pressure falls away be caused and turnover board be overturn rapidly cause overturning workpiece to topple, the lighter's defective work piece, heavy side causes great personal safety accident.
Traditional way is generally that regulating and controlling plate rate of descent, plays buffer function when pipelines from bursting simultaneously at pipeline medium design tubular type throttle valve, but during pipelines from bursting in the middle of tubular type throttle valve and bonnet, does not just have and acted on.
In order to solve the problem, a kind of new hydraulic circuit of design is necessary.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of hydraulic circuit for the standby pressure of dull and stereotyped die turning-over device safety, have structure simple, can regulating and controlling plate rate of descent, play buffer function when pipelines from bursting and avoid causing the features such as great personal safety accident.
The utility model solves the technological scheme that its technical problem adopts: provide a kind of hydraulic circuit for the standby pressure of dull and stereotyped die turning-over device safety, comprise the first single-piston rod oil cylinder, second single-piston rod oil cylinder and one-way throttle valve, described one-way throttle valve has four, its filler opening is connected with the oil outlet of oil pump by oil circuit, described one-way throttle valve is divided into two groups, two one group, wherein the filler opening of one group of one-way throttle valve is connected with a second single-piston rod oil cylinder rodless cavity one end respectively by oil circuit, the filler opening of another group one-way throttle valve is connected with a first single-piston rod oil cylinder rodless cavity one end respectively by oil circuit, the first described single-piston rod oil cylinder is connected with the filler opening of oil cylinder by oil circuit with rod chamber one end of the second single-piston rod oil cylinder, by installing two the first single-piston rod oil cylinders and two the second single-piston rod oil cylinders, when making whole dull and stereotyped die turning-over device turn over mould, power is more sufficient, regulating and controlling plate rate of descent is used for by installing one-way throttle valve, when avoiding pipelines from bursting, make the accident that model ink marks turnover board topples, greatly improve the Safety performance of die turning-over device.
Supplement as to the one of technological scheme described in the utility model, two first single-piston rod cylinder rod chamber one end are connected by oil circuit, rod chamber one end of two the second single-piston rod oil cylinders is connected by oil circuit, the oil circuit that the oil circuit of two the first single-piston rod cylinder rod chamber connections is connected with two the second single-piston rod cylinder rod chambers communicates, and is connected with the filler opening of oil cylinder by an oil circuit.
Supplement as to the one of technological scheme described in the utility model, the filler opening with the one-way throttle valve of group is connected by pipeline, and is communicated with the oil outlet of oil pump.
beneficial effect
The utility model relates to a kind of hydraulic circuit for the standby pressure of dull and stereotyped die turning-over device safety; by installing two the first single-piston rod oil cylinders and two the second single-piston rod oil cylinders; when making whole dull and stereotyped die turning-over device turn over mould, power is more sufficient; regulating and controlling plate rate of descent is used for by installing one-way throttle valve; when avoiding pipelines from bursting; the accident that model ink marks turnover board is toppled, improves the Safety performance of die turning-over device greatly.The utility model also have structure simple, can regulating and controlling plate rate of descent, play buffer function when pipelines from bursting and avoid causing the features such as great personal safety accident.
Accompanying drawing explanation
Fig. 1 is hydraulic schematic diagram of the present utility model.
Diagram: 1, the first single-piston rod oil cylinder, 2, one-way throttle valve, the 3, second single-piston rod oil cylinder.
Embodiment
Below in conjunction with specific embodiment, set forth the utility model further.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
Mode of execution of the present utility model relates to a kind of hydraulic circuit for the standby pressure of dull and stereotyped die turning-over device safety, as shown in Figure 1, comprise the first single-piston rod oil cylinder 1, second single-piston rod oil cylinder 3 and one-way throttle valve 2, described one-way throttle valve 2 has four, its filler opening is connected with the oil outlet of oil pump by oil circuit, described one-way throttle valve 2 is divided into two groups, two one group, wherein the filler opening of one group of one-way throttle valve 2 is connected with a second single-piston rod oil cylinder 3 rodless cavity one end respectively by oil circuit, the filler opening of another group one-way throttle valve 2 is connected with a first single-piston rod oil cylinder 1 rodless cavity one end respectively by oil circuit, the first described single-piston rod oil cylinder 1 is connected with the filler opening of oil cylinder by oil circuit with rod chamber one end of the second single-piston rod oil cylinder 3.
Two first single-piston rod oil cylinder 1 rod chamber one end are connected by oil circuit, rod chamber one end of two the second single-piston rod oil cylinders 3 is connected by oil circuit, the oil circuit that the oil circuit of two the first single-piston rod oil cylinder 1 rod chamber connections is connected with two the second single-piston rod oil cylinder 3 rod chambers communicates, and is connected with the filler opening of oil cylinder by an oil circuit.
Filler opening with the one-way throttle valve 2 of group is connected by pipeline, and is communicated with the oil outlet of oil pump.
Embodiment
When the situations such as the upper joint occurred on explosion or die turning-over device of the hydraulic pipe line on die turning-over device gets loose time, first single-piston rod oil cylinder 1, the turnover board that one-way throttle valve 2 on second single-piston rod oil cylinder 3 rear end can control on die turning-over device slowly moves down, one-way throttle valve 2 plays certain buffer function, avoid because turnover board overturns rapidly and causes overturning workpiece and topple and cause, make that workpiece is impaired or staff is injured, one-way throttle valve 2 is installed simultaneously, even if there is the situation of the pipelines from bursting in the middle of one-way throttle valve 2 and bonnet, the effect of one-way throttle valve 2 also can not be lost efficacy, thus greatly improve the Safety performance of die turning-over device.
The Main Function of one-way throttle valve 2 is, fluid is by being input to one-way throttle valve 2 by the pump housing, make the output hydraulic pressure of one-way throttle valve 2 constant, make the first single-piston rod oil cylinder 1, second single-piston rod oil cylinder 3 all can slowly start simultaneously, two when the first single-piston rod oil cylinder 1 and the second single-piston rod oil cylinder 3 are retracted by needs time, one-way throttle valve 2 there will not be the phenomenon of oil return, and the fluid in the first single-piston rod oil cylinder 1 and the second single-piston rod oil cylinder 3 can slowly be passed in oil pump from rod chamber one end.
Claims (3)
1. the hydraulic circuit for the standby pressure of dull and stereotyped die turning-over device safety, comprise the first single-piston rod oil cylinder (1), second single-piston rod oil cylinder (3) and one-way throttle valve (2), it is characterized in that: described one-way throttle valve (2) has four, its filler opening is connected with the oil outlet of oil pump by oil circuit, described one-way throttle valve (2) is divided into two groups, two one group, wherein the filler opening of one group of one-way throttle valve (2) is connected with second single-piston rod oil cylinder (3) rodless cavity one end respectively by oil circuit, the filler opening of another group one-way throttle valve (2) is connected with first single-piston rod oil cylinder (1) rodless cavity one end respectively by oil circuit, the first described single-piston rod oil cylinder (1) is connected with the filler opening of oil cylinder by oil circuit with rod chamber one end of the second single-piston rod oil cylinder (3).
2. a kind of hydraulic circuit for the standby pressure of dull and stereotyped die turning-over device safety according to claim 1; it is characterized in that: two first single-piston rod oil cylinder (1) rod chamber one end are connected by oil circuit; rod chamber one end of two the second single-piston rod oil cylinders (3) is connected by oil circuit; the oil circuit that the oil circuit of two the first single-piston rod oil cylinder (1) rod chamber connections is connected with two the second single-piston rod oil cylinder (3) rod chambers communicates, and is connected with the filler opening of oil cylinder by an oil circuit.
3. a kind of hydraulic circuit for the standby pressure of dull and stereotyped die turning-over device safety according to claim 1, is characterized in that: the filler opening with the one-way throttle valve (2) of group is connected by pipeline, and is communicated with the oil outlet of oil pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520754868.0U CN205078530U (en) | 2015-09-25 | 2015-09-25 | A hydraulic pressure oil circuit that is used for flat board to turn over mould machine safe being equipped with pressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520754868.0U CN205078530U (en) | 2015-09-25 | 2015-09-25 | A hydraulic pressure oil circuit that is used for flat board to turn over mould machine safe being equipped with pressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078530U true CN205078530U (en) | 2016-03-09 |
Family
ID=55430944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520754868.0U Expired - Fee Related CN205078530U (en) | 2015-09-25 | 2015-09-25 | A hydraulic pressure oil circuit that is used for flat board to turn over mould machine safe being equipped with pressing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115898990A (en) * | 2023-01-05 | 2023-04-04 | 中国人民解放军国防科技大学 | Bionic joint driving hydraulic system |
-
2015
- 2015-09-25 CN CN201520754868.0U patent/CN205078530U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115898990A (en) * | 2023-01-05 | 2023-04-04 | 中国人民解放军国防科技大学 | Bionic joint driving hydraulic system |
| CN115898990B (en) * | 2023-01-05 | 2023-05-23 | 中国人民解放军国防科技大学 | Bionic joint driving hydraulic system |
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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: 20160309 Termination date: 20200925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |