CN218035653U

CN218035653U - Life test machine of valve

Info

Publication number: CN218035653U
Application number: CN202221521884.1U
Authority: CN
Inventors: 张国庆; 张坤喜; 张国袖
Original assignee: Maoming Zhang Technology Development Co ltd
Current assignee: Maoming Zhang Technology Development Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-12-13
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a life test machine of valve, comprises a workbench, the test container, add the water installation, the concora crush device, pressing mechanism, a first inductor, be equipped with the support on the workstation, the test container, add the water installation, the concora crush device, pressing device, a first inductor is all fixed on the support, be equipped with the fixed frame of container that is used for installing the test container on the support, a sensor is established in the below of test container, pressing device establishes the top at the test container, add the water installation, the test container, the concora crush device, it connects gradually to add the water installation, the silica gel valve is equipped with to the bottom of test container, the inside of workstation is equipped with the PLC controller, the outside of workstation is equipped with master switch and the display screen of being connected with the PLC controller, test the life of silica gel valve through the test machine, reduce staff's working strength, the efficiency of software testing is improved.

Description

Life test machine of valve

Technical Field

The utility model relates to a valve test technical field, concretely relates to life-span test machine of valve.

Background

Before the liquid detergent is used, the liquid detergent is poured into the liquid detergent pressing bottle firstly, then the liquid detergent presses the bottle mouth of the bottle, then the bottle cap is sleeved with the bottle cap, the silica gel valve is arranged on the bottle cap, when the liquid detergent pressing bottle is used, the liquid detergent flows out of the silica gel valve by pressing the bottle body of the liquid detergent pressing bottle forcefully, the liquid detergent pressing bottle is simple and convenient to use, the silica gel valve is an important component of the liquid detergent pressing bottle, and therefore the service life of the produced silica gel valve needs to meet certain use times.

The traditional method for testing the service life of the silica gel valve is to extrude the silica gel valve by a manual method and then count the pressing times, so that the working strength of workers is increased, and the testing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at designing a life-span test machine of valve, make its life-span that can be automatic to the silica gel valve test, reduce staff's working strength, improve efficiency of software testing.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a life test machine of valve comprises a workbench, a test container, a water adding device, a flat pressing device, a pressing mechanism and a first inductor, wherein a support is arranged on the workbench, the test container, the water adding device, the flat pressing device, the pressing mechanism and the first inductor are all fixed on the support, a container fixing frame used for mounting the test container is arranged on the support, the first inductor is arranged below the test container, the pressing mechanism is arranged above the test container, the water adding device, the test container, the flat pressing device and the water adding device are connected in sequence, a silica gel valve is installed at the bottom of the test container, a PLC controller is arranged inside the workbench, and a master switch and a display screen which are connected with the PLC controller are arranged outside the workbench.

Furthermore, a water container is arranged below the test container and placed on the workbench.

Further, a rubber cover is arranged at the top of the testing container.

Furthermore, the pressing mechanism is an air cylinder, a piston rod of the air cylinder is arranged above the center of the rubber cover, and hemispherical soft plastics are arranged at the operating end of the piston rod.

Further, the device of adding water includes water tank, first inlet tube, second inlet tube, first control switch, the water tank is fixed on the support and be located the top on the left of the test container, the open-top of water tank, the lower part of water tank first inlet tube the second inlet tube the middle part of test container connects gradually, be equipped with on the first inlet tube first control switch, first control switch fixes the left side of support.

Furthermore, a box body is arranged on the left side of the workbench, a valve switch is arranged on the box body, a first electromagnetic valve and a second electromagnetic valve which are connected with the valve switch are arranged inside the box body, the first electromagnetic valve is connected with the pressing mechanism through a first air pipe, a second air pipe is connected onto the second electromagnetic valve, a third control switch is arranged on the second air pipe, and a water outlet of the first water inlet pipe, a water inlet of the second water inlet pipe and a gas outlet of the second air pipe are connected through a three-way pipe.

Furthermore, the flat pressing device comprises a flat pressing pipe, a second inductor and a second control switch, the middle part of the test container, the flat pressing pipe and the top of the water tank are sequentially connected, the second inductor and the second control switch are arranged on the flat pressing pipe, the second inductor is close to the test container, the second control switch is close to the water tank, and the second control switch is fixed on the right side of the support.

The beneficial effects of the utility model are that:

the utility model discloses replace artifical test container to press down the test with pressing means, and count automatically the number of times of pressing, first inductor is under pressing means inoperative condition, sense the condition that the silica gel valve appears leaking, perhaps press the number of times when reaching the setting value, the test machine all can the stop work, the number of times of pressing that is less than or equal to when pressing is set up and the condition of leaking appears, the life of silica gel valve is unqualified, test the life of silica gel valve through the test machine, reduce staff's working strength, and the efficiency of software testing is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the whole body of the present invention.

The names of the components marked in the figures are as follows:

1. a work table; 2. testing the container; 21. a silica gel valve; 22. a rubber cover; 3. a water adding device; 31. A water tank; 32. a first water inlet pipe; 33. a second water inlet pipe; 34. a first control switch; 4. a flat pressing device; 41. flattening the pipe; 42. a second inductor; 43. a second control switch; 5. a cylinder; 51. a piston rod; 6. a first inductor; 7. a support; 8. a box body; 81. opening and closing a valve; 82. a first air pipe; 83. a second air pipe; 84. a third control switch; 9. a master switch; 10. and a display screen.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings:

as shown in fig. 1, a life tester for a valve comprises a workbench 1, a test container 2, a water adding device 3, a flat pressing device 4, a pressing mechanism and a first sensor 6, wherein a support 7 is arranged on the workbench 1, the test container 2, the water adding device 3, the flat pressing device 4, the pressing mechanism and the first sensor 6 are all fixed on the support 7, a container fixing frame for mounting the test container 2 is arranged on the support 7, the first sensor 6 is arranged below the test container 2, and when the first sensor 6 senses that water leakage occurs in a silica gel valve 21 under the condition that the pressing mechanism does not work, the tester stops working, so that excessive time and power consumption is avoided, and the test efficiency is improved; a silica gel valve 21 is arranged at the bottom of the test container 2, a water container is arranged below the test container 2, and the water container is placed on the workbench 1 and used for containing water extruded by the test container 2; the top of the test container 2 is provided with a rubber cover 22, and the elasticity of the rubber cover 22 can be automatically restored after being pressed; the pressing mechanism is a cylinder 5, a piston rod 51 of the cylinder 5 is arranged above the center of the rubber cover 22, and the working end of the piston rod 51 is provided with hemispherical soft plastic, so that the rubber cover 22 is prevented from being damaged.

The water adding device 3 comprises a water tank 31, a first water inlet pipe 32, a second water inlet pipe 33 and a first control switch 34, wherein the water tank 31 is fixed on the bracket 7 and is positioned above the left side of the test container 2, and the top of the water tank (31) is opened so as to maintain the air pressure balance of the water tank (31); the lower part of the water tank 31, the first water inlet pipe 32, the second water inlet pipe 33 and the middle part of the test container 2 are sequentially connected, so that the water adding device 3 can conveniently add water to the test container 2; the first water inlet pipe 32 is provided with a first control switch 34, and the first control switch 34 is fixed on the left side of the bracket 7, so that the communication or the closing of the first water inlet pipe 32 can be conveniently controlled, and water is added into the test container 2; a box body 8 is arranged on the left side of the workbench 1, a valve switch 81 is arranged on the box body 8, and a first electromagnetic valve and a second electromagnetic valve which are connected with the valve switch 81 are arranged inside the box body 8, so that the first electromagnetic valve and the second electromagnetic valve can be conveniently controlled to be electrified; the first electromagnetic valve is connected with the air cylinder 5 through the first air pipe 82, and the first electromagnetic valve is controlled to ventilate the first air pipe 82, so that the air cylinder 5 can press the test container 2, and the working strength of workers is reduced; the second electromagnetic valve is connected with a second air pipe 83, the second air pipe 83 is provided with a third control switch 84 for controlling the second air pipe 83 to be communicated or closed, when the second air pipe 83 is communicated, the second electromagnetic valve can control the second air pipe 83 to enter air, and when the second air pipe 83 is closed, water can be prevented from flowing into the second electromagnetic valve to cause the second electromagnetic valve to be damaged; the water outlet of the first water inlet pipe 32, the water inlet of the second water inlet pipe 33 and the air outlet of the second air pipe 83 are connected through a three-way pipe, and after the third control switch 84 is turned on, air enters the test container 2 through the second air pipe 83 and the second water inlet pipe 33, so that water in the flat pressure pipe 41 can flow back into the water tank 31, and the second sensor 42 is prevented from sending out wrong instructions due to the fact that water exists in the flat pressure pipe 41.

The pressure equalizing device 4 comprises a pressure equalizing pipe 41, a second sensor 42, a second control switch 43, the middle part of the test container 2, the pressure equalizing pipe 41, the top of the water tank 31 is connected in sequence, be equipped with a second sensor 42 and a second control switch 43 on the pressure equalizing pipe (41), the second sensor 42 is close to the test container 2, the second control switch 43 is close to the water tank 31, the second control switch 43 is fixed on the right side of the support 7, after the second control switch 43 is opened, the atmospheric pressure of the test container 2 and the atmospheric pressure of the water tank 31 are balanced, the water adding device 3 can add water into the test container 2, when the water level inside the test container 2 reaches the middle part, water will flow to the second sensor 42 through the pressure equalizing pipe 41, after the second sensor senses water, the water adding device 3 stops adding water and the second control switch 43 is closed.

A PLC controller is arranged in the workbench 1 and is respectively connected with the first inductor 6, the second inductor 42, the first control switch 34, the second control switch 43, the third control switch 84 and the valve switch 81, so that the power-on and the execution of a working instruction are facilitated; the outside of workstation 1 is equipped with master switch 9 and the display screen 10 of being connected with the PLC controller, and master switch 9 control life test machine circular telegram, and the PLC controller shows data such as "current number of times", "press the number of times", "number of repetitions", "add the water number" through display screen 10, through automatic data record, reduces staff's working strength, improves efficiency of software testing.

The working principle of the embodiment is as follows:

as shown in fig. 1, before the test, the silica gel valve 21 to be tested is installed at the bottom of the test container 2, then the test container 2 is fixed on the container fixing frame, a water container is placed on the workbench 1, the water container is used for containing water extruded from the test container 2, then the main switch 9 and the valve switch 81 are opened, the PLC controller can control the first control switch 34 and the second control switch 43 to be opened firstly, the air pressure of the test container 2 and the air pressure of the water tank 31 can be communicated, the water inside the water tank 31 can flow into the test container 2, when the water level inside the test container 2 reaches the middle part, the water can flow to the second sensor 42 through the pressure equalizing pipe 41, the instruction is sent back to the PLC controller after the second sensor 42 senses the water, the PLC controller controls the first control switch 34 and the second control switch 43 to be closed again, and the water adding to the test container 2 is stopped.

Then the PLC controller controls the first electromagnetic valve to supply or discharge air to or from the first air pipe 82, so that the air cylinder 5 performs pressing operation on the test container 2, the water in the test container 2 flows into the water container below through the silicone valve 21, when the air cylinder performs pressing operation for 5 times, the first electromagnetic valve stops supplying air to the first air pipe 82 and stops operating the air cylinder, then the PLC controller controls the second control switch and the third control switch to be opened, controls the second electromagnetic valve to supply air to the second air pipe 83, and controls the air to enter the test container 2 through the second water inlet pipe 33, so that the water in the pressure equalizing pipe 41 can flow back into the water tank 31, the set time of the air blowing process is 3 seconds, after 3 seconds, the second electromagnetic valve stops supplying air to the second air pipe 83, and the third control switch 84 is closed, the PLC controller can control the first control switch 34 to be turned on immediately, water in the water tank 31 can flow into the test container 2, the steps are repeated continuously, in the process, the PLC controller can display data such as current times, pressing times, repeating times, water adding times and the like through the display screen 10, when the pressing times reach 500 times, the PLC controller can control the test machine to stop working, the silica gel valve 21 does not have the water leakage condition, the service life of the silica gel valve 21 is qualified, otherwise, the service life of the silica gel valve is unqualified, or when the pressing times are less than 500 times, the first sensor 6 senses that the silica gel valve 21 leaks when the air cylinder 5 does not work, the test machine also can be stopped through the PLC controller when the silica gel valve 21 leaks, and the service life of the silica gel valve is unqualified.

The above is only a preferred embodiment of the present invention and should not be interpreted as limiting the patent. For those skilled in the art, other equivalent structural changes based on the above description, which can be directly or indirectly applied to other technical fields, are also included in the scope of the present invention.

Claims

1. The utility model provides a life test machine of valve, a serial communication port, including workstation (1), test container (2), add water installation (3), concora crush device (4), pressing means, first inductor (6), be equipped with support (7) on workstation (1), test container (2), add water installation (3), concora crush device (4), pressing means, first inductor (6) are all fixed on support (7), be equipped with the fixed frame of container that is used for installing test container (2) on support (7), establish the below at test container (2) in first inductor (6), pressing means establishes the top at test container (2), add water installation (3), test container (2), concora crush device (4), add water installation (3) and connect gradually, silica gel valve (21) are equipped with to the bottom of test container (2), the inside of workstation (1) is equipped with the PLC controller, the outside of workstation (1) is equipped with master switch (9) and display screen (10) that are connected with the PLC controller.

2. The valve life tester as claimed in claim 1, wherein a water container is provided below the test container (2), and the water container is placed on the table (1).

3. Valve life tester according to claim 1, characterized in that the top of the test container (2) is provided with a rubber cap (22).

4. The valve life tester as claimed in claim 2, wherein the pressing mechanism is a cylinder (5), a piston rod (51) of the cylinder (5) is arranged above the center of the rubber cover (22), and the working end of the piston rod (51) is provided with hemispherical soft plastic.

5. The valve life testing machine according to claim 1, wherein the water adding device (3) comprises a water tank (31), a first water inlet pipe (32), a second water inlet pipe (33) and a first control switch (34), the water tank (31) is fixed on the support (7) and is located above the left side of the test container (2), the top of the water tank (31) is open, the lower portion of the water tank (31), the first water inlet pipe (32), the second water inlet pipe (33) and the middle portion of the test container (2) are sequentially connected, the first control switch (34) is arranged on the first water inlet pipe (32), and the first control switch (34) is fixed on the left side of the support (7).

6. The valve life testing machine according to claim 5, wherein a box body (8) is arranged on the left side of the workbench (1), a valve switch (81) is arranged on the box body (8), a first electromagnetic valve and a second electromagnetic valve which are connected with the valve switch (81) are arranged inside the box body (8), the first electromagnetic valve is connected with the pressing mechanism through a first air pipe (82), a second air pipe (83) is connected onto the second electromagnetic valve, a third control switch (84) is arranged on the second air pipe (83), and a water outlet of the first water inlet pipe (32), a water inlet of the second water inlet pipe (33) and a gas outlet of the second air pipe (83) are connected through a three-way pipe.

7. The valve life testing machine according to claim 5, wherein the pressure equalizing device (4) comprises a pressure equalizing pipe (41), a second sensor (42) and a second control switch (43), the middle portion of the testing container (2), the pressure equalizing pipe (41) and the top portion of the water tank (31) are sequentially connected, the pressure equalizing pipe (41) is provided with the second sensor (42) and the second control switch (43), the second sensor (42) is close to the testing container (2), the second control switch (43) is close to the water tank (31), and the second control switch (43) is fixed on the right side of the support (7).