CN102700099A - Hydraulic system used for injection molding machine - Google Patents
Hydraulic system used for injection molding machine Download PDFInfo
- Publication number
- CN102700099A CN102700099A CN2012102050453A CN201210205045A CN102700099A CN 102700099 A CN102700099 A CN 102700099A CN 2012102050453 A CN2012102050453 A CN 2012102050453A CN 201210205045 A CN201210205045 A CN 201210205045A CN 102700099 A CN102700099 A CN 102700099A
- Authority
- CN
- China
- Prior art keywords
- valve
- way
- branch road
- cylinder
- hydraulic system
- Prior art date
- 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.)
- Granted
Links
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a hydraulic system used for an injection molding machine. The hydraulic system comprises a motor, an electromagnetic valve, a pressure control valve, an oil cylinder, a one-way valve, an overflow valve, an oil pump, a filter and a pipeline, wherein a motor is connected with the oil cylinder through the pipeline; the terminal end of the pipeline is provided with the oil pump and an oil tank; the pipeline between the motor and the oil tank is provided with the electromagnetic valve, the pressure control valve and the one-way valve; and the overflow valve is arranged at the front end of the oil pump. The hydraulic system for the injection molding machine can overcome the defects of low energy utilization rate, troublesome control operation and the like of the hydraulic system in the prior art and has the advantages of improving the energy utilization rate, bringing convenience for operation and the like.
Description
Technical field
The present invention relates to model and make the field, particularly, relate to a kind of injection machine internal hydraulic pressure dynamical system.
Background technology
At present; Be used for motor commonly used or hydraulic system on the injection machine dynamical system; To make system effectiveness low but existing hydraulic system is because complex structure makes in the hydraulic system significant amount of energy run off, thereby and in the existing hydraulic system because the complicated shortcoming such as inconvenience that makes when manipulating.
Summary of the invention
The objective of the invention is to,, propose a kind of hydraulic system that is used for injection machine, to realize improving the advantage of capacity usage ratio and handled easily to the problems referred to above.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is: a kind of hydraulic system that is used for injection machine, it is characterized in that, and comprise, executive component, oil pump, fuel tank and pipeline,
Said oil pump input inserts fuel tank, and the oil pump output is connected with executive component one end through pipeline, and the executive component other end links to each other with fuel tank through pipeline,
Said executive component is divided into mode transfer motor, preformed motor, folding mould oil cylinder, neutron 1 oil cylinder, neutron 2 oil cylinders, ejects oil cylinder, penetrates and move oil cylinder and injection cylinder.
Further; Said oil pump is divided into first oil pump, second oil pump and the 3rd oil pump; Said first oil pump and the 3rd oil pump link to each other with two motor respectively; After being connected to filter, said second oil pump and the 3rd oil pump parallel connection input links to each other with fuel tank; Said first oil pump, second oil pump and the 3rd oil pump output link to each other with first check valve, second check valve and the 3rd check valve respectively; Pipeline links to each other with the first overflow valve input between said first oil pump and first check valve; Pipeline links to each other with the second overflow valve input between said second oil pump and second check valve, and pipeline links to each other with the 3rd overflow valve input between said the 3rd oil pump and the 3rd check valve, and said first overflow valve, second overflow valve and the 3rd overflow valve control end are connected to first two-position three way magnetic valve, second two-position three way magnetic valve and the 3rd two-position three way magnetic valve respectively; First overflow valve, second overflow valve, the 3rd overflow valve, first two-position three way magnetic valve, second two-position three way magnetic valve and the 3rd two-position three way magnetic valve output are connected to overfall, and said check valve links to each other through the input channel executive component.
Further, said input channel is divided into primary input pipeline, diverter branch, first branch road, second branch road, the 3rd branch road and each executive component branch road, and said primary input pipeline is provided with variable throttle valve; Said variable throttle valve shunting termination is gone in the fuel tank; Said first branch road is located between variable throttle valve and the check valve, and first branch road is provided with the first branch road overflow valve, and the first branch road overflow valve input is connected to overfall; Said second branch road is located between the variable throttle valve and first branch road; Second branch road is provided with control valve, and said the 3rd branch road is located between variable throttle valve and the executive component branch road, and the 3rd branch road is connected with the first branch road overflow valve input; The 3rd branch road is provided with fixed restrictive valve; Tell two the 3rd branch road overflow valves through pipeline between the said fixed restrictive valve and the first branch road overflow valve, said the 3rd branch road overflow valve is divided into the 3rd branch road spring-loaded overflow valve and the 3rd branch road electromagnetic relief valve, and said the 3rd branch road overflow valve input inserts diverter branch.
Further; Said mode transfer motor, folding mould oil cylinder, neutron 1 oil cylinder, neutron 2 oil cylinders and eject on the executive component branch road of oil cylinder and be connected to first three-position four-way valve, the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve respectively; Said first three-position four-way valve, the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve P terminate on the executive component branch road; The first three-position four-way valve A termination and mode transfer motor one end; The first three-position four-way valve B termination and the mode transfer motor other end; The first three-position four-way valve T termination is gone in the hydraulic system output channel; Said the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve A end are connected with the cylinder barrel end, and the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve B end are connected with piston end, and the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve T termination are gone in the hydraulic system output channel.
Further; Said folding mould oil cylinder branch road is connected with indirect control three-position four-way valve P end; Said indirect control three-position four-way valve A end is connected with folding mould oil cylinder piston end; And between divide on the pipeline out branch to be connected with folding mould oil cylinder check valve input; Said folding mould oil cylinder check valve output is connected with indirect control three-position four-way valve T end, folding mould oil cylinder two-position four way change valve P end and the first pressure-control valve output respectively; Said folding mould oil cylinder two-position four way change valve B end links to each other with the first pressure-control valve input; Said first pressure-control valve shunting end links to each other with second three-position four-way valve T end and hydraulic system output channel respectively, and said second three-position four-way valve B end links to each other with indirect control three-position four-way valve B end and folding mould oil cylinder cylinder barrel end respectively, the second three-position four-way valve A termination go into that indirect control three-position four-way valve A holds and folding mould oil cylinder piston end between on the pipeline.
Further; Said penetrate to move be provided with the 6th three-position four-way valve in the oil cylinder branch road; The inner A end of said the 6th three-position four-way valve, B end and T end are connected; Said the 6th three-position four-way valve P termination is gone into the executive component branch road; The 6th three-position four-way valve A end and B termination have first to penetrate and move oil cylinder check valve and second and penetrate and move the oil cylinder check valve, and the 6th three-position four-way valve T termination is gone in the hydraulic system output channel, and said first penetrates and move oil cylinder check valve and second and penetrate and move oil cylinder check valve output and move cylinder tube end and piston end with penetrating respectively.
Further; Said preformed motor branch road links to each other with the 6th pressure-control valve output and preformed motor check valve input respectively; Said preformed motor check valve output is connected with preformed motor two-position four way change valve P end, the 6th pressure-control valve shunting end and preformed motor one end respectively; The said preformed motor other end links to each other with preformed motor two-position four way change valve T end and hydraulic system output channel respectively, and said preformed motor two-position four way change valve A end is connected with the 6th pressure controller input.
Further; Said injection cylinder is divided into first injection cylinder and second injection cylinder; The first injection cylinder cylinder barrel end links to each other with the second injection cylinder cylinder barrel end; The first injection cylinder piston end links to each other with the second injection cylinder piston end; Said injection cylinder branch road connects the 3rd pressure-control valve shunting end, second injection cylinder two-position four way change valve P end and the 4th pressure-control valve shunting end respectively and links to each other; Said second injection cylinder two-position four way change valve A end links to each other with the 4th pressure-control valve input; The 4th pressure-control valve output links to each other with the second injection cylinder piston end, injection cylinder electromagnetic type two-position four way change valve P end and the 4th overflow valve input respectively; Said injection cylinder electromagnetic type two-position four way change valve A end links to each other with overflow valve input and the 5th pressure-control valve and draws, and said the 5th pressure-control valve output inserts the 4th pressure-control valve output and injection cylinder electromagnetic type two-position four way change valve P end junction, and the 5th pressure-control valve shunting termination is gone into fuel tank; Injection cylinder electromagnetic type two-position four way change valve T end is connected with second injection cylinder two-position four way change valve B end; The second injection cylinder two-position four way change valve T termination is gone into the hydraulic system output channel, and said injection cylinder cylinder barrel end links to each other with the second pressure-control valve output and buffer brake control valve input respectively, and said second pressure-control valve shunting end is connected with first injection cylinder two-position four way change valve P end; Said first injection cylinder two-position four way change valve A end links to each other with the second pressure-control valve input; Said buffer brake control valve output links to each other with first injection cylinder two-position four way change valve B end, and buffer brake control valve shunting termination is gone into fuel tank, and the first injection cylinder two-position four way change valve T termination is gone into the hydraulic system output channel.
Further, it is characterized in that said hydraulic system output channel end is connected to intake-outlet.
A kind of syndeton that is used for the motor and the oil pump of injection machine of the present invention; Because comprising magnetic valve and pressure-control valve, each bar executive component branch road can make that pressure is well controlled in the hydraulic system; Thereby it is low to overcome in the prior art hydraulic system capacity usage ratio; Defectives such as control operation trouble are to realize improving the advantage of capacity usage ratio and handled easily.
Other features and advantages of the present invention will be set forth in specification subsequently, and, partly from specification, become obvious, perhaps understand through embodiment of the present invention.The object of the invention can be realized through the structure that in the specification of being write, claims and accompanying drawing, is particularly pointed out and obtained with other advantages.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
A kind of hydraulic system system diagram that is used for injection machine of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
According to the embodiment of the invention, a kind of hydraulic system that is used for injection machine is provided.As shown in Figure 1, present embodiment comprises:
A kind of hydraulic system that is used for injection machine; Comprise; Executive component, oil pump, fuel tank and pipeline, the oil pump input inserts fuel tank, and the oil pump output is connected with executive component one end through pipeline; The executive component other end links to each other with fuel tank through pipeline, and executive component is divided into mode transfer motor 201, preformed motor 901, folding mould oil cylinder 301, neutron 1 oil cylinder 401, neutron 2 oil cylinders 501, ejects oil cylinder 601, penetrates and move oil cylinder 701 and injection cylinder 801.
Oil pump is divided into first oil pump 101, second oil pump 102 and the 3rd oil pump 103; First oil pump 101 and the 3rd oil pump 103 link to each other with two motor respectively; Second oil pump 102 is connected to filter 105 backs with the 3rd oil pump 103 parallelly connected inputs and links to each other with fuel tank; First oil pump 101, second oil pump 102 and the 3rd oil pump 103 outputs link to each other with first check valve 108, second check valve 109 and the 3rd check valve 110 respectively; Pipeline links to each other with first overflow valve, 111 inputs between first oil pump 101 and first check valve 108; Pipeline links to each other with second overflow valve, 112 inputs between second oil pump 102 and second check valve 109; Pipeline links to each other with the 3rd overflow valve 113 inputs between the 3rd oil pump 103 and the 3rd check valve 110; First overflow valve 111, second overflow valve 112 and the 3rd overflow valve 113 control ends are connected to first two-position three way magnetic valve 114, second two-position three way magnetic valve 115 and the 3rd two-position three way magnetic valve 116 respectively; First overflow valve 111, second overflow valve 112, the 3rd overflow valve 113, first two-position three way magnetic valve 114, second two-position three way magnetic valve 115 and the 3rd two-position three way magnetic valve 116 outputs are connected to overfall, and check valve links to each other through the input channel executive component.
Input channel is divided into primary input pipeline, diverter branch, first branch road, second branch road, the 3rd branch road and each executive component branch road; The primary input pipeline is provided with variable throttle valve, and variable throttle valve shunting termination is gone in the fuel tank, and first branch road is located between variable throttle valve and the check valve; First branch road is provided with the first branch road overflow valve 117; The first branch road overflow valve, 117 inputs are connected to overfall, and second branch road is located between the variable throttle valve and first branch road, and second branch road is provided with control valve 118; The 3rd branch road is located between variable throttle valve and the executive component branch road; The 3rd branch road is connected with the first branch road overflow valve, 117 inputs, and the 3rd branch road is provided with fixed restrictive valve, tells two the 3rd branch road overflow valves through pipeline between the fixed restrictive valve and the first branch road overflow valve 117; The 3rd branch road overflow valve is divided into the 3rd branch road spring-loaded overflow valve 119 and the 3rd branch road electromagnetic relief valve 120, the three branch road overflow valve inputs insert diverter branch.
Folding mould oil cylinder branch road is connected with indirect control three-position four-way valve 304P end; Control three-position four-way valve 304A end is connected with folding mould oil cylinder 301 piston ends indirectly; And between divide on the pipeline out branch to be connected with folding mould oil cylinder check valve 305 inputs; Folding mould oil cylinder check valve 305 outputs are connected with indirect control three-position four-way valve 304T end, folding mould oil cylinder two-position four way change valve 303P end and first pressure-control valve, 306 outputs respectively; Folding mould oil cylinder two-position four way change valve 303B end links to each other with first pressure-control valve, 306 inputs; First pressure-control valve, 306 shunting ends link to each other with second three-position four-way valve 302T end and hydraulic system output channel respectively; Second three-position four-way valve 302B end links to each other with indirect control three-position four-way valve 304B end and folding mould oil cylinder 301 cylinder barrel ends respectively, the second three-position four-way valve 302A termination go into that indirect control three-position four-way valve 304A holds and folding mould oil cylinder piston end between on the pipeline.
Penetrate to move and be provided with the 6th three-position four-way valve 702 in the oil cylinder branch road; The inner 702A end of the 6th three-position four-way valve, B end and T end are connected; The 6th three-position four-way valve 702P termination is gone into the executive component branch road; The 6th three-position four-way valve 702A end and B termination have first to penetrate and move oil cylinder check valve 703 and second and penetrate and move oil cylinder check valve 704; The 6th three-position four-way valve 702T termination is gone in the hydraulic system output channel, and first penetrates and move oil cylinder check valve 703 and second and penetrate and move oil cylinder check valve 704 outputs and move oil cylinder 701 cylinder barrel end and piston ends with penetrating respectively.
Preformed motor branch road links to each other with the 6th pressure-control valve 904 outputs and preformed motor check valve 903 inputs respectively; Preformed motor check valve 903 outputs are connected with preformed motor two-position four way change valve 902P end, the 6th pressure-control valve 904 shunting ends and preformed motor 901 1 ends respectively; Preformed motor 901 other ends link to each other with preformed motor two-position four way change valve 902T end and hydraulic system output channel respectively, and preformed motor two-position four way change valve 902A end is connected with the 6th pressure controller 904 inputs.
Injection cylinder is divided into first injection cylinder 801 and second injection cylinder 802; First injection cylinder, 801 cylinder barrel ends link to each other with second injection cylinder, 802 cylinder barrel ends; First injection cylinder, 801 piston ends link to each other with second injection cylinder, 802 piston ends; The injection cylinder branch road connects the 3rd pressure-control valve 806 shunting ends, second injection cylinder two-position four way change valve 804P end and the 4th pressure-control valve 807 shunting ends respectively and links to each other; Second injection cylinder two-position four way change valve 804A end links to each other with the 4th pressure-control valve 807 inputs; The 4th pressure-control valve 807 outputs link to each other with second injection cylinder, 802 piston ends, injection cylinder electromagnetic type two-position four way change valve 805P end and the 4th overflow valve 807 inputs respectively; Injection cylinder electromagnetic type two-position four way change valve 805A end links to each other with overflow valve input and the 5th pressure-control valve 808 and draws; The 5th pressure-control valve 808 outputs insert the 4th pressure-control valve 807 outputs and injection cylinder electromagnetic type two-position four way change valve 805P end junction; The 5th pressure-control valve 808 shunting terminations are gone into fuel tank, and injection cylinder electromagnetic type two-position four way change valve 805T end is connected with second injection cylinder two-position four way change valve 804B end, and the second injection cylinder two-position four way change valve 804T termination is gone into the hydraulic system output channel; Injection cylinder cylinder barrel end links to each other with the 3rd pressure-control valve 806 outputs and buffer brake control valve 809 inputs respectively; The 3rd pressure-control valve 806 shunting ends are connected with first injection cylinder two-position four way change valve 803P end, and first injection cylinder two-position four way change valve 803A end links to each other with the 3rd pressure-control valve 806 inputs, and buffer brake control valve 809 outputs link to each other with first injection cylinder two-position four way change valve 803B end; Buffer brake control valve 809 shunting terminations are gone into fuel tank, and the first injection cylinder two-position four way change valve 803T termination is gone into the hydraulic system output channel.Hydraulic system output channel end is connected to intake-outlet 121.
Claims (9)
1. a hydraulic system that is used for injection machine is characterized in that, comprise, and executive component, oil pump, fuel tank and pipeline,
Said oil pump input inserts fuel tank, and the oil pump output is connected with executive component one end through pipeline, and the executive component other end links to each other with fuel tank through pipeline,
Said executive component is divided into mode transfer motor, preformed motor, folding mould oil cylinder, neutron 1 oil cylinder, neutron 2 oil cylinders, ejects oil cylinder, penetrates and move oil cylinder and injection cylinder.
2. a kind of hydraulic system that is used for injection machine according to claim 1; It is characterized in that; Said oil pump is divided into first oil pump, second oil pump and the 3rd oil pump; Said first oil pump and the 3rd oil pump link to each other with two motor respectively; After being connected to filter, said second oil pump and the 3rd oil pump parallel connection input links to each other with fuel tank; Said first oil pump, second oil pump and the 3rd oil pump output link to each other with first check valve, second check valve and the 3rd check valve respectively; Pipeline links to each other with the first overflow valve input between said first oil pump and first check valve; Pipeline links to each other with the second overflow valve input between said second oil pump and second check valve, and pipeline links to each other with the 3rd overflow valve input between said the 3rd oil pump and the 3rd check valve, and said first overflow valve, second overflow valve and the 3rd overflow valve control end are connected to first two-position three way magnetic valve, second two-position three way magnetic valve and the 3rd two-position three way magnetic valve respectively; First overflow valve, second overflow valve, the 3rd overflow valve, first two-position three way magnetic valve, second two-position three way magnetic valve and the 3rd two-position three way magnetic valve output are connected to overfall, and said check valve links to each other through the input channel executive component.
3. a kind of hydraulic system that is used for injection machine according to claim 2; It is characterized in that said input channel is divided into primary input pipeline, diverter branch, first branch road, second branch road, the 3rd branch road and each executive component branch road, said primary input pipeline is provided with variable throttle valve; Said variable throttle valve shunting termination is gone in the fuel tank; Said first branch road is located between variable throttle valve and the check valve, and first branch road is provided with the first branch road overflow valve, and the first branch road overflow valve input is connected to overfall; Said second branch road is located between the variable throttle valve and first branch road; Second branch road is provided with control valve, and said the 3rd branch road is located between variable throttle valve and the executive component branch road, and the 3rd branch road is connected with the first branch road overflow valve input; The 3rd branch road is provided with fixed restrictive valve; Tell two the 3rd branch road overflow valves through pipeline between the said fixed restrictive valve and the first branch road overflow valve, said the 3rd branch road overflow valve is divided into the 3rd branch road spring-loaded overflow valve and the 3rd branch road electromagnetic relief valve, and said the 3rd branch road overflow valve input inserts diverter branch.
4. a kind of hydraulic system that is used for injection machine according to claim 3; It is characterized in that; Said mode transfer motor, folding mould oil cylinder, neutron 1 oil cylinder, neutron 2 oil cylinders and eject on the executive component branch road of oil cylinder and be connected to first three-position four-way valve, the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve respectively; The P of said first three-position four-way valve, the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve terminates on the executive component branch road; The first three-position four-way valve A termination and mode transfer motor one end; The first three-position four-way valve B termination and the mode transfer motor other end; The first three-position four-way valve T termination is gone in the hydraulic system output channel; The A end of said the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve is connected with the cylinder barrel end, and the B end of the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve is connected with piston end, and the T termination of the 3rd three-position four-way valve, the 4th three-position four-way valve and the 5th three-position four-way valve is gone in the hydraulic system output channel.
5. a kind of hydraulic system that is used for injection machine according to claim 3; It is characterized in that; Said folding mould oil cylinder branch road is connected with indirect control three-position four-way valve P end; Said indirect control three-position four-way valve A end is connected with folding mould oil cylinder piston end; And between divide on the pipeline out branch to be connected with folding mould oil cylinder check valve input; Said folding mould oil cylinder check valve output is connected with indirect control three-position four-way valve T end, folding mould oil cylinder two-position four way change valve P end and the first pressure-control valve output respectively, and said folding mould oil cylinder two-position four way change valve B end links to each other with the first pressure-control valve input, and said first pressure-control valve shunting end links to each other with second three-position four-way valve T end and hydraulic system output channel respectively; Said second three-position four-way valve B end links to each other with indirect control three-position four-way valve B end and folding mould oil cylinder cylinder barrel end respectively, the second three-position four-way valve A termination go into that indirect control three-position four-way valve A holds and folding mould oil cylinder piston end between on the pipeline.
6. a kind of hydraulic system that is used for injection machine according to claim 3; It is characterized in that; Said penetrate to move be provided with the 6th three-position four-way valve in the oil cylinder branch road; The inner A end of said the 6th three-position four-way valve, B end and T end are connected, and said the 6th three-position four-way valve P termination is gone into the executive component branch road, and the 6th three-position four-way valve A end and B termination have first to penetrate and move oil cylinder check valve and second and penetrate and move the oil cylinder check valve; The 6th three-position four-way valve T termination is gone in the hydraulic system output channel, and said first penetrates and move oil cylinder check valve and second and penetrate and move oil cylinder check valve output and move cylinder tube end and piston end with penetrating respectively.
7. a kind of hydraulic system that is used for injection machine according to claim 3; It is characterized in that; Said preformed motor branch road links to each other with the 6th pressure-control valve output and preformed motor check valve input respectively; Said preformed motor check valve output is connected with preformed motor two-position four way change valve P end, the 6th pressure-control valve shunting end and preformed motor one end respectively; The said preformed motor other end links to each other with preformed motor two-position four way change valve T end and hydraulic system output channel respectively, and said preformed motor two-position four way change valve A end is connected with the 6th pressure controller input.
8. a kind of hydraulic system that is used for injection machine according to claim 3; It is characterized in that; Said injection cylinder is divided into first injection cylinder and second injection cylinder; The first injection cylinder cylinder barrel end links to each other with the second injection cylinder cylinder barrel end; The first injection cylinder piston end links to each other with the second injection cylinder piston end; Said injection cylinder branch road connects the 3rd pressure-control valve shunting end, second injection cylinder two-position four way change valve P end and the 4th pressure-control valve shunting end respectively and links to each other; Said second injection cylinder two-position four way change valve A end links to each other with the 4th pressure-control valve input, and the 4th pressure-control valve output links to each other with the second injection cylinder piston end, injection cylinder electromagnetic type two-position four way change valve P end and the 4th overflow valve input respectively, and said injection cylinder electromagnetic type two-position four way change valve A end links to each other with overflow valve input and the 5th pressure-control valve and draws; Said the 5th pressure-control valve output inserts the 4th pressure-control valve output and injection cylinder electromagnetic type two-position four way change valve P end junction; The 5th pressure-control valve shunting termination is gone into fuel tank, and injection cylinder electromagnetic type two-position four way change valve T end is connected with second injection cylinder two-position four way change valve B end, and the second injection cylinder two-position four way change valve T termination is gone into the hydraulic system output channel; Said injection cylinder cylinder barrel end links to each other with the 3rd pressure-control valve output and buffer brake control valve input respectively; Said the 3rd pressure-control valve shunting end is connected with first injection cylinder two-position four way change valve P end, and said first injection cylinder two-position four way change valve A end links to each other with the 3rd pressure-control valve input, and said buffer brake control valve output links to each other with first injection cylinder two-position four way change valve B end; Buffer brake control valve shunting termination is gone into fuel tank, and the first injection cylinder two-position four way change valve T termination is gone into the hydraulic system output channel.
9. according to each described a kind of hydraulic system that is used for injection machine among the claim 4-8, it is characterized in that said hydraulic system output channel end is connected to intake-outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210205045.3A CN102700099B (en) | 2012-06-20 | 2012-06-20 | Hydraulic system used for injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210205045.3A CN102700099B (en) | 2012-06-20 | 2012-06-20 | Hydraulic system used for injection molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102700099A true CN102700099A (en) | 2012-10-03 |
| CN102700099B CN102700099B (en) | 2015-02-04 |
Family
ID=46893304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210205045.3A Expired - Fee Related CN102700099B (en) | 2012-06-20 | 2012-06-20 | Hydraulic system used for injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102700099B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963025A (en) * | 2012-11-16 | 2013-03-13 | 无锡阳工机械制造有限公司 | Method for increasing energy utilization rate of hydraulic system in field of ship building |
| CN104613031A (en) * | 2015-01-16 | 2015-05-13 | 成都聚智工业设计有限公司 | Hydraulic control system for machine for connecting sealing strip to corner |
| CN104669575A (en) * | 2014-12-18 | 2015-06-03 | 成都佳美嘉科技有限公司 | Hydraulic control system for rubber corner connecting machine |
| CN105422533A (en) * | 2015-11-25 | 2016-03-23 | 贵州詹阳动力重工有限公司 | Multi-functional hydraulic output platform of excavator |
| CN106015137A (en) * | 2016-07-18 | 2016-10-12 | 江苏大学 | Multifunctional hydraulic system |
| CN107263835A (en) * | 2017-07-13 | 2017-10-20 | 江苏联宇医疗器械有限公司 | A kind of pharmaceutical injection machine |
| CN109203400A (en) * | 2017-07-07 | 2019-01-15 | 云南科威液态金属谷研发有限公司 | A kind of hydraulic system of injection molding machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2230655Y (en) * | 1995-08-15 | 1996-07-10 | 林景棠 | Semi-automatic hydraulic controller for plastic injestion machine |
| CN102275280A (en) * | 2011-05-20 | 2011-12-14 | 王洪彬 | Injection machine servo energy-saving control system |
| CN202753359U (en) * | 2012-06-20 | 2013-02-27 | 无锡天惠塑机有限公司 | Hydraulic system used for injection molding machine |
-
2012
- 2012-06-20 CN CN201210205045.3A patent/CN102700099B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2230655Y (en) * | 1995-08-15 | 1996-07-10 | 林景棠 | Semi-automatic hydraulic controller for plastic injestion machine |
| CN102275280A (en) * | 2011-05-20 | 2011-12-14 | 王洪彬 | Injection machine servo energy-saving control system |
| CN202753359U (en) * | 2012-06-20 | 2013-02-27 | 无锡天惠塑机有限公司 | Hydraulic system used for injection molding machine |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963025A (en) * | 2012-11-16 | 2013-03-13 | 无锡阳工机械制造有限公司 | Method for increasing energy utilization rate of hydraulic system in field of ship building |
| CN104669575A (en) * | 2014-12-18 | 2015-06-03 | 成都佳美嘉科技有限公司 | Hydraulic control system for rubber corner connecting machine |
| CN104669575B (en) * | 2014-12-18 | 2016-12-07 | 三河沃达液压控制系统有限公司 | A kind of rubber connects angle machine hydraulic control system |
| CN104613031A (en) * | 2015-01-16 | 2015-05-13 | 成都聚智工业设计有限公司 | Hydraulic control system for machine for connecting sealing strip to corner |
| CN105422533A (en) * | 2015-11-25 | 2016-03-23 | 贵州詹阳动力重工有限公司 | Multi-functional hydraulic output platform of excavator |
| CN106015137A (en) * | 2016-07-18 | 2016-10-12 | 江苏大学 | Multifunctional hydraulic system |
| CN106015137B (en) * | 2016-07-18 | 2018-08-10 | 江苏大学 | A kind of multi-purpose hydraulic system |
| CN109203400A (en) * | 2017-07-07 | 2019-01-15 | 云南科威液态金属谷研发有限公司 | A kind of hydraulic system of injection molding machine |
| CN107263835A (en) * | 2017-07-13 | 2017-10-20 | 江苏联宇医疗器械有限公司 | A kind of pharmaceutical injection machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102700099B (en) | 2015-02-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102700099A (en) | Hydraulic system used for injection molding machine | |
| CN105201944A (en) | Flow enlarging valve and hydraulic steering system | |
| CN103267034A (en) | Load sensitive hydraulic system with compensation valve energy recovery function | |
| CN102673639A (en) | Hydraulic steering control system and crane with system | |
| CN205136180U (en) | Hydraulic system of big indisputable fill compression dustbin compression material loading simultaneous working | |
| CN104988963A (en) | Hydraulic excavator movable arm potential energy recovery system | |
| CN104806588A (en) | Two-pump confluence hydraulic control system | |
| CN104401306B (en) | A kind of Large Electric wheel quarry tipper hydraulic braking controls integrated system | |
| CN104029721B (en) | Loader hydraulic transfer | |
| CN202753359U (en) | Hydraulic system used for injection molding machine | |
| CN201593533U (en) | Engineering machinery flow collecting valve | |
| CN202574357U (en) | Hydraulic steering control system and cane provided with same | |
| CN201991861U (en) | Integrated valve block for heavy forklift hydraulic system | |
| CN203239993U (en) | Novel multiway valve | |
| CN102605786B (en) | Pile pressing-in back stroke control system of static pile pressing-in machine and operation method of pile pressing-in back stroke control system | |
| CN202826327U (en) | Single-cylinder injection oil way of injection moulding machine | |
| CN204533014U (en) | Ioad-sensing control hydraulic system | |
| CN202543928U (en) | Oil replenishing device of pile clamping oil cylinder of hydraulic static pile driver | |
| CN102562700B (en) | Combined-type multi-way reversing valve for coal-mine full-hydraulic underground drilling machine | |
| CN107420363B (en) | A kind of hydraulic system and its working method of baling press | |
| CN205173095U (en) | Clapper die spotting press multistage control mode locking pressurize hydraulic control system | |
| CN201275860Y (en) | Opening and closing die hydraulic circuit system of injection moulding machine | |
| CN203214465U (en) | Hydraulic system of pile pressing device | |
| CN202640730U (en) | Hydraulic system opening mould oil cylinder structure for injection molding machine | |
| CN201982390U (en) | Return single pump control system of hexahedral top press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20150204 Termination date: 20150620 |
|
| EXPY | Termination of patent right or utility model |