CN207437497U - A kind of multifunctional hydraulic testing stand - Google Patents
A kind of multifunctional hydraulic testing stand Download PDFInfo
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- CN207437497U CN207437497U CN201721198828.8U CN201721198828U CN207437497U CN 207437497 U CN207437497 U CN 207437497U CN 201721198828 U CN201721198828 U CN 201721198828U CN 207437497 U CN207437497 U CN 207437497U
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- valve
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- oil cylinder
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Abstract
The utility model discloses a kind of multifunctional hydraulic testing stand, including brake apparatus, controling adjustment device, auxiliary device, executive device, electrical control gear；Brake apparatus includes motor and the pump being fixedly connected；Auxiliary device includes oil cylinder, air cleaner, hydraulic ga(u)ge, several pressure gauges, several shut-off valves, several pressure measurement hoses and the pressure measuring tie-in for being arranged on pressure measurement hose end；Controling adjustment device includes three-position four-way electromagnetic directional valve, pilot pressure control valve and two-position four-way solenoid directional control valve, dual hydraulic control one-way valve, check valve, electromagnetic cartridge valve；Executive device includes two chamber cylinders, three chamber cylinders.The utility model had both met the experiment of common two chambers hydraulic cylinder or had solved the test problem of three chamber contract cylinders, while avoided investigation problem of the three chamber contract cylinders in equipment, reduced manufacture cost and the maintenance cost in later stage.
Description
Technical field
The utility model is related to hydraulic test equipment field, more particularly to a kind of multifunctional hydraulic testing stand.
Background technology
With the fast development of society, hydraulic system is also increasingly widely used in industry-by-industry, executive component（Oil
Cylinder）Also it is more and more diversified, secondary clamping is needed for contract cylinder in cold rolling industry, people have invented the contract cylinder of three chambers, but
Do not have but specifically for the hydraulic test bench of this testing of oil cylinder, testing stand present on present society, be two common chambers mostly
The hydraulic test bench of cylinder, my company is the test problem of three chamber contract cylinders of solution, has developed multifunctional hydraulic testing stand, this experiment
Platform can test two common chamber cylinders, can also test the contract cylinder of three chambers.
Utility model content
Part in view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of experiments of multifunctional hydraulic
Platform can realize the experiment of the double acting hydraulic cylinder of contract cylinder and two chambers with three chambers.
The purpose of this utility model is achieved through the following technical solutions：
A kind of multifunctional hydraulic testing stand, including brake apparatus（1）, controling adjustment device, auxiliary device, executive device,
Electrical control gear；
The brake apparatus（1）Including motor and the pump that is fixedly connected；
The auxiliary device includes oil cylinder（13）, connection brake apparatus and oil cylinder（13）Air cleaner（2）, hydraulic ga(u)ge
（10）, several pressure gauges, several shut-off valves, several pressure measurement hoses and the pressure measuring tie-in for being arranged on pressure measurement hose end；
The controling adjustment device includes connection brake apparatus（1）Three-position four-way electromagnetic directional valve（4）, pilot pressure control
Valve processed（3）With two-position four-way solenoid directional control valve（6）, with three-position four-way electromagnetic directional valve（4）The dual hydraulic control one-way valve of connection（7）、
With two-position four-way solenoid directional control valve（6）The check valve of connection（8）, with the pilot pressure control valve（3）The electromagnetism inserting of connection
Valve（5）；
The executive device includes two chamber cylinders（11）, three chamber cylinders（12）；
The dual hydraulic control one-way valve（7）The first delivery outlet shut-off valve and the first four-way are connected by the first three-way pipe respectively
Pipe, the shut-off valve connect pressure switch（9）, described first four-way pipe one end is connected to oil cylinder by shut-off valve（13）, one
End connection pressure measurement hose, one end connect pressure gauge, the dual hydraulic control one-way valve by shut-off valve（7）The second delivery outlet pass through
Two three-way pipes connect shut-off valve and the 3rd three-way pipe respectively, and the shut-off valve connects pressure gauge, and described 3rd three-way pipe one end connects
Connect pressure measurement hose, one end connects oil cylinder by shut-off valve（13）；
The check valve（8）The second four-way pipe is connected, the second four-way pipe one end connection pressure measurement hose, one end are by cutting
Only valve connection hydraulic ga(u)ge（10）, one end oil cylinder is connected by shut-off valve（13）；
The electromagnetic cartridge valve（5）It is connected to oil cylinder（13）.
The utility model compared with the prior art, has the following advantages and advantageous effect：
The utility model had both met the experiment of common two chambers hydraulic cylinder or had solved the test problem of three chamber contract cylinders, together
When avoid investigation problem of the three chamber contract cylinders in equipment, reduce the manufacture cost and maintenance cost in later stage.
Description of the drawings
Fig. 1 is the systematic schematic diagram of the utility model.
Specific embodiment
The utility model is described in further detail with reference to embodiment, but the embodiment of the utility model is not
It is limited to this.
Embodiment
As shown in Figure 1, a kind of multifunctional hydraulic testing stand, including brake apparatus（1）, controling adjustment device, auxiliary device,
Executive device, electrical control gear；
The brake apparatus（1）Including motor and the pump that is fixedly connected；
The auxiliary device includes oil cylinder（13）, connection brake apparatus and oil cylinder（13）Air cleaner（2）, hydraulic ga(u)ge
（10）, several pressure gauges, several shut-off valves, several pressure measurement hoses and the pressure measuring tie-in for being arranged on pressure measurement hose end；
The controling adjustment device includes connection brake apparatus（1）Three-position four-way electromagnetic directional valve（4）, pilot pressure control
Valve processed（3）With two-position four-way solenoid directional control valve（6）, with three-position four-way electromagnetic directional valve（4）The dual hydraulic control one-way valve of connection（7）、
With two-position four-way solenoid directional control valve（6）The check valve of connection（8）, with the pilot pressure control valve（3）The electromagnetism inserting of connection
Valve（5）；
The executive device includes two chamber cylinders（11）, three chamber cylinders（12）；
The dual hydraulic control one-way valve（7）The first delivery outlet shut-off valve and the first four-way are connected by the first three-way pipe respectively
Pipe, the shut-off valve connect pressure switch（9）, described first four-way pipe one end is connected to oil cylinder by shut-off valve（13）, one
End connection pressure measurement hose, one end connect pressure gauge, the dual hydraulic control one-way valve by shut-off valve（7）The second delivery outlet pass through
Two three-way pipes connect shut-off valve and the 3rd three-way pipe respectively, and the shut-off valve connects pressure gauge, and described 3rd three-way pipe one end connects
Connect pressure measurement hose, one end connects oil cylinder by shut-off valve（13）；
The check valve（8）The second four-way pipe is connected, the second four-way pipe one end connection pressure measurement hose, one end are by cutting
Only valve connection hydraulic ga(u)ge（10）, one end oil cylinder is connected by shut-off valve（13）；
The electromagnetic cartridge valve（5）It is connected to oil cylinder（13）.
When being tested using the utility model, detailed process is as follows：
1）Contract cylinder is tested：
The pressure measurement hose of testing stand connects three chamber cylinders respectively（12）A, B, C chamber；
Crawl oil cylinder stretches out button, A chamber oil inlets, B, C chamber oil return, when A chamber strokes are covered, pressure rise, when rising to pressure
Relay（9）Set pressure（2MPa or so）When provide signal, B chamber oil inlets, system is automatically into Two-stage control state, when B chambers
Stroke is covered, and A chambers are raised with B cavity pressures, when observing A, B cavity pressure table and rising to the pressure that need to be tested, is unclamped and is stretched out button,
System is in packing state.
Dwell time arrives, crawl retract button, C chamber oil inlets, A, B chamber oil return.
2）Double acting hydraulic cylinder is tested：
The pressure measurement hose of testing stand connects two chamber cylinders respectively（11）A, C chamber；
Turn off the shut-off valve of pressure switch, connect A, C chamber, B chambers do not connect, and realize advance, retrogressing and pressurize.
3）It release after experiment and drains the oil：
In-oil cylinder oil will be tested by, which being needed after experiment, releases.
In conclusion description through this embodiment, can make those skilled in the art preferably implement this programme.
Claims (1)
1. a kind of multifunctional hydraulic testing stand, it is characterised in that：Including brake apparatus（1）, controling adjustment device, auxiliary device,
Executive device, electrical control gear；
The brake apparatus（1）Including motor and the pump that is fixedly connected；
The auxiliary device includes oil cylinder（13）, connection brake apparatus and oil cylinder（13）Air cleaner（2）, hydraulic ga(u)ge
（10）, several pressure gauges, several shut-off valves, several pressure measurement hoses and the pressure measuring tie-in for being arranged on pressure measurement hose end；
The controling adjustment device includes connection brake apparatus（1）Three-position four-way electromagnetic directional valve（4）, pilot pressure control valve
（3）With two-position four-way solenoid directional control valve（6）, with three-position four-way electromagnetic directional valve（4）The dual hydraulic control one-way valve of connection（7）And two
Position four-way electromagnetic reversing valve（6）The check valve of connection（8）, with the pilot pressure control valve（3）The electromagnetic cartridge valve of connection
（5）；
The executive device includes two chamber cylinders（11）, three chamber cylinders（12）；
The dual hydraulic control one-way valve（7）The first delivery outlet shut-off valve and the first four-way pipe are connected by the first three-way pipe respectively,
The shut-off valve connects pressure switch（9）, described first four-way pipe one end is connected to oil cylinder by shut-off valve（13）, one end connect
Connect pressure measurement hose, one end connects pressure gauge, the dual hydraulic control one-way valve by shut-off valve（7）The second delivery outlet pass through the two or three
Siphunculus connects shut-off valve and the 3rd three-way pipe respectively, and the shut-off valve connects pressure gauge, and the 3rd three-way pipe one end connection is surveyed
Pressure hose, one end connect oil cylinder by shut-off valve（13）；
The check valve（8）The second four-way pipe is connected, the second four-way pipe one end connection pressure measurement hose, one end pass through shut-off valve
Connect hydraulic ga(u)ge（10）, one end oil cylinder is connected by shut-off valve（13）；
The electromagnetic cartridge valve（5）It is connected to oil cylinder（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721198828.8U CN207437497U (en) | 2017-09-19 | 2017-09-19 | A kind of multifunctional hydraulic testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721198828.8U CN207437497U (en) | 2017-09-19 | 2017-09-19 | A kind of multifunctional hydraulic testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207437497U true CN207437497U (en) | 2018-06-01 |
Family
ID=62302517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721198828.8U Active CN207437497U (en) | 2017-09-19 | 2017-09-19 | A kind of multifunctional hydraulic testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207437497U (en) |
-
2017
- 2017-09-19 CN CN201721198828.8U patent/CN207437497U/en active Active
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