Milling iron floating detection device for electromagnetic valve

Abstract

The utility model discloses a milling iron floating detection device for an electromagnetic valve, which comprises a positioning base, a support assembly and a detection assembly, the support assembly comprises a fixed frame and a sliding base, the sliding base is connected with the fixed frame in a sliding manner and can slide in the vertical direction, the positioning base is positioned right below the sliding base, and the detection assembly is positioned right below the positioning base. The detection assembly comprises an electromagnetic coil, a detection rod and a power controller, the electromagnetic coil is installed on the sliding base, and the detection rod is installed on the positioning base, penetrates through the positioning hole and then is inserted into the electromagnetic valve to make contact with the milling iron. The sliding base slides downwards to drive the electromagnetic coil to be connected to the outer side of the electromagnetic valve in a sleeving mode, the power controller is connected with the electromagnetic coil to control the electromagnetic coil to be powered on to generate magnetic force and push the milling iron to float up and down in the electromagnetic valve, and the detection rod synchronously moves along with fluctuation of the milling iron to detect the floating amount of the milling iron.

Description

TECHNICAL FIELD

[0001] The utility model relates to solenoid valve detection equipment technical field, specifically related to a kind of for solenoid valve's mill iron floating detection device. BACKGROUND

[0002] As the key component in fluid control system, solenoid valve is widely used in industrial automation, medical equipment, automobile manufacturing and many other fields, and the normal operation of solenoid valve depends on the accurate response of plunger (or called armature) to the magnetic force of electromagnetic coil, so after the assembly of solenoid valve is completed, the plunger needs to be tested in multiple ways, one of which is plunger floating test, that is, by detecting whether the plunger can fluctuate up and down in solenoid valve according to the change of magnetic force, to ensure that solenoid valve can be normally opened or closed in subsequent use, and the existing plunger floating detection mainly relies on manual adjustment of the magnetic force of electromagnetic coil, and the plunger floating detection is carried out by naked eye observation, which relies too much on manual operation, and the detection efficiency and accuracy are too low, therefore, the utility model is proposed. SUMMARY

[0003] In order to solve the problem of low detection accuracy and low efficiency when observing plunger floating with naked eyes, the utility model provides a kind of plunger floating detection device for solenoid valve.

[0004] The utility model discloses a kind of plunger floating detection devices for solenoid valve to solve the above technical problems, it include positioning base, support assembly and detection assembly, the support assembly includes fixed frame and sliding base, the sliding base is slidably connected with the fixed frame and can slide in vertical direction, the positioning base is located in the lower of the sliding base, and the positioning base is provided with the positioning hole for the plug-in of solenoid valve, the detection assembly includes electromagnetic coil, detection rod and power controller, the electromagnetic coil is installed on the sliding base, the detection rod is installed on the positioning base and is inserted into solenoid valve after passing through the positioning hole to contact with plunger, the sliding base slides downward can drive the electromagnetic coil to be sleeved on the outside of solenoid valve, the power controller is connected with the electromagnetic coil to control the electromagnetic coil energization generates magnetic force and pushes plunger to float up and down in solenoid valve, the detection rod follows the fluctuation of the plunger and moves synchronously to detect the floating amount of plunger.

[0005] In the embodiment of the utility model, the detection device further includes a driving member, which is fixed to the fixed frame and connected with the sliding base to drive the sliding base to slide up and down.

[0006] In the embodiment of the utility model, two sliding bases are arranged along the vertical direction, the two sliding bases are all slidingly connected with the fixed frame, the supporting assembly further comprises a first buffer rod arranged between the two sliding bases, a first buffer spring is arranged in the first buffer rod, the driving part is connected with the upper sliding base and drives the lower sliding base to move through the first buffer rod, and the electromagnetic coil is fixedly installed on the lower sliding base.

[0007] In the embodiment of the utility model, a second buffer rod is installed on the fixed frame, a second buffer spring is arranged in the second buffer rod, and the driving part can make the sliding base contact with the second buffer rod and compress the second buffer spring when driving the sliding base to move downwards.

[0008] In the embodiment of the utility model, the detection device further comprises a laser detector, the laser detector is installed on the fixed frame, and the height of the laser detector is 1cm-5cm higher than the top of the positioning base.

[0009] In the embodiment of the utility model, the detection rod adopts a contact type displacement sensor.

[0010] In the embodiment of the utility model, the detection device further comprises a transplanting assembly, the transplanting assembly comprises a transplanting base, a transplanting slide rail and a transplanting clamp jaw, the transplanting clamp jaw is installed on the transplanting base to clamp the electromagnetic valve, the transplanting base is installed on the transplanting slide rail and can slide along the transplanting slide rail to make the transplanting clamp jaw grab the electromagnetic valve to the positioning base.

[0011] In the embodiment of the utility model, a lifting cylinder is installed on the transplanting base, the lifting cylinder is connected with the transplanting clamp jaw to drive the transplanting clamp jaw to lift.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] The electromagnetic valve is positioned by the positioning base, the magnetic force of the electromagnetic coil is controlled by the power supply controller, the magnetic force when the electromagnetic coil pushes the milling iron is changed, the milling iron is floated up and down under the pushing of different magnetic forces, the detection rod is always kept in contact with the milling iron, and the detection rod is synchronously moved up and down under the floating of the milling iron, so that the floating detection of the milling iron is realized, the detection efficiency and the detection accuracy of the floating detection of the milling iron are improved, after the detection is completed, the detection data of the current, the voltage and the milling iron floating amount in the detection process are exported, so that the operation personnel can judge whether the floating detection of the electromagnetic valve is qualified according to the detection data, so that the electromagnetic valve can be normally opened and closed in the subsequent use process, and the use safety of the electromagnetic valve is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings are included to provide a further understanding of embodiments of the application, and constitute a part of this specification that is made of the description of the application, and are used to explain the embodiments of the application together with the following detailed description, but do not constitute a limitation to the embodiments of the application, and in the drawings:

[0015] Fig. 1 is a schematic diagram of a three-dimensional structure of a detection device provided by an embodiment of the application;

[0016] Fig. 2 is a schematic diagram of a partial structure of a detection device provided by an embodiment of the application.

[0017] Explanation of reference signs

[0018] 1, detection device; 2, electromagnetic valve; 11, positioning base; 12, supporting assembly; 13, detection assembly; 14, transplanting assembly; 121, fixing frame; 122, sliding base; 131, electromagnetic coil; 132, detection rod; 133, driving piece; 134, first buffer rod; 135, laser detector; 141, transplanting base; 142, transplanting slide rail; 143, transplanting clamping jaw; 144, lifting cylinder; 1211, second buffer rod. DETAILED DESCRIPTION

[0019] The specific embodiments of the application will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the application, and are not used to limit the application.

[0020] Please refer to Figs. 1-2 , Fig. 1 is a schematic diagram of a three-dimensional structure of a detection device provided by an embodiment of the application; Fig. 2It is partial structure schematic view of detection device provided by an embodiment of the utility model. The utility model discloses a milling iron floating detection device 1 for solenoid valve 2 includes positioning base 11, support assembly 12 and detection assembly 13, and support assembly 12 includes fixed frame 121 and sliding base 122, and sliding base 122 is slidably connected with fixed frame 121 and can slide in vertical direction, and positioning base 11 is located just below sliding base 122, and positioning base 11 is provided with the positioning hole that supplies solenoid valve 2 and inserts, and detection assembly 13 includes electromagnetic coil 131, detection rod 132 and power controller, and electromagnetic coil 131 is installed on sliding base 122, and detection rod 132 is installed on positioning base 11 and inserts into solenoid valve 2 inside after passing through positioning hole to contact with milling iron, and sliding base 122 slides down and can drive electromagnetic coil 131 to sleeve on the outside of solenoid valve 2, and power controller is connected with electromagnetic coil 131 to control electromagnetic coil 131 power on and generate magnetic force and push milling iron to float up and down in solenoid valve 2, and detection rod 132 follows the fluctuation of milling iron and moves synchronously to detect the floating amount of milling iron.

[0021] When milling iron floating detection is carried out on solenoid valve 2, first, solenoid valve 2 is placed in the positioning hole on positioning base 11, then the position of sliding base 122 is moved, and electromagnetic coil 131 is sleeved around solenoid valve 2, at the same time, detection rod 132 is inserted into solenoid valve 2 from the bottom of solenoid valve 2, and detection rod 132 is in contact with milling iron, then power controller is used to control electromagnetic coil 131 to power on, so that electromagnetic coil 131 generates magnetic force and pushes milling iron in solenoid valve 2 to float, by changing the current and voltage of power controller, electromagnetic coil 131 generates magnetic force of different sizes and pushes milling iron to float up and down, at the same time, detection rod 132 always keeps in contact with milling iron, and moves up and down synchronously under the floating of milling iron, so that the floating detection of milling iron is realized, after detection is completed, the detection data of current, voltage and floating amount of milling iron in the detection process are exported, so that workers can judge whether the floating detection of solenoid valve 2 is qualified according to the detection data, so that solenoid valve 2 can be normally opened and closed in the subsequent use process, and the use safety of solenoid valve 2 is improved.

[0022] Compared with the way of milling iron floating detection by naked eye observation in the prior art, the detection device 1 of the utility model positions solenoid valve 2 through positioning base 11, generates magnetic force of different sizes through electromagnetic coil 131 to push milling iron to float up and down, makes milling iron drive detection rod 132 to float up and down according to the change of magnetic force, and detects the floating amount of milling iron through detection rod 132, so that the detection efficiency and detection accuracy of milling iron floating detection are improved.

[0023] In the embodiment of the utility model, detection device 1 still includes driving part 133, driving part 133 is fixed on fixed frame 121 and is connected with sliding base 122 to drive sliding base 122 to slide up and down, so that the automation control of sliding base 122 can be realized under the action of driving part 133, so that detection device 1 can continuously carry out milling iron suspension detection to batch solenoid valve 2, and the detection efficiency is improved.

[0024] In the embodiment of the utility model, two sliding bases 122 are arranged along the vertical direction, both of the two sliding bases 122 are slidingly connected with the fixed frame 121, and the support assembly 12 further includes a first buffer rod 134 arranged between the two sliding bases 122. The first buffer rod 134 is internally provided with a first buffer spring. The driving part 133 is connected with the upper sliding base 122 and drives the lower sliding base 122 to move through the first buffer rod 134. The electromagnetic coil 131 is fixedly installed on the lower sliding base 122.

[0025] By arranging the first buffer rod 134 between the two sliding bases 122 and arranging the first buffer spring in the first buffer rod 134, when the driving part 133 drives the upper sliding base 122 to move downward, the lower sliding base 122 is driven to move synchronously through the first buffer rod 134. When the lower sliding base 122 is attached to the positioning base 11, the lower sliding base 122 is provided with a buffering action by the first buffer rod 134 and the first buffer spring, so as to avoid rigid collision between the sliding base 122 and the positioning base 11.

[0026] In the embodiment of the utility model, the fixed frame 121 is provided with a second buffer rod 1211, and the second buffer rod 1211 is internally provided with a second buffer spring. When the driving part 133 drives the sliding base 122 to move downward, the sliding base 122 can be in contact with the second buffer rod 1211 and compress the second buffer spring.

[0027] By arranging the second buffer rod 1211 on the fixed frame 121 and arranging the second buffer spring in the second buffer rod 1211, when the driving part 133 drives the upper sliding base 122 to move downward, the lower sliding base 122 is driven to move synchronously through the first buffer rod 134. When the lower sliding base 122 is about to approach the positioning base 11, the lower sliding base 122 is provided with a buffering action by the second buffer rod 1211 and the second buffer spring, and when the driving part 133 continues to push the sliding base 122 to move downward, the sliding base 122 approaches the positioning base 11 gently, the lower sliding base 122 is provided with a buffering action by the first buffer rod 134 and the first buffer spring, so as to avoid rigid collision between the sliding base 122 and the positioning base 11.

[0028] In the embodiment of the utility model, detection device 1 still includes laser detector 135, laser detector 135 is installed on fixed frame 121, and the height of laser detector 135 is 1cm-5cm higher than the top of positioning base 11, to make the detector detect the position of 1cm-5cm above positioning base 11, and then the driving part 133 can control the sliding base 122 to slide according to the part detection result of laser detector 135, to avoid the case that detection device 1 is empty running.

[0029] In the embodiment of the utility model, the detection rod 132 adopts the contact type displacement sensor, so that the detection rod 132 can always keep in contact with the milling iron during the floating detection of the milling iron, and then the floating amount of the milling iron is detected according to the floating condition of the milling iron, and the accuracy of the milling iron floating detection is improved.

[0030] In the embodiment of the utility model, detection device 1 still includes transplanting assembly 14, transplanting assembly 14 includes transplanting base 141, transplanting slide rail 142 and transplanting clamping jaw 143, transplanting clamping jaw 143 is installed on transplanting base 141 to clamp solenoid valve 2, transplanting base 141 is installed on transplanting slide rail 142 and can slide along transplanting slide rail 142 to make transplanting clamping jaw 143 grab solenoid valve 2 to positioning base 11, to realize the automatic feeding of solenoid valve 2 under the action of transplanting assembly 14, which helps to realize the automatic detection purpose of the milling iron floating detection of solenoid valve 2, and improves the efficiency of the milling iron floating detection.

[0031] In the embodiment of the utility model, the lifting cylinder 144 is installed on the transplanting base 141, and the lifting cylinder 144 is connected with the transplanting clamping jaw 143 to drive the transplanting clamping jaw 143 to lift, so that when the transplanting clamping jaw 143 clamps the solenoid valve 2 to the position above the positioning hole, the transplanting clamping jaw 143 is lowered by the lifting cylinder 144, so that the transplanting clamping jaw 143 inserts the solenoid valve 2 into the positioning hole, and the solenoid valve 2 realizes accurate feeding under the action of the transplanting assembly 14.

[0032] In the utility model, unless otherwise expressly provided and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0033] The preferred embodiments of the present application are described in detail above with reference to the drawings, but the present application is not limited thereto. Within the technical concept of the present application, the technical solution of the present application can be subjected to various simple modifications, including the combination of various specific technical features in any suitable manner. In order to avoid unnecessary repetition, the present application will not be described again for various possible combination manners. However, these simple modifications and combinations should also be considered as disclosed content of the present application, and all belong to the protection scope of the present application.

[0034] Although the embodiments of the present application have been shown and described above, it should be understood that the above-described embodiments are exemplary and should not be construed as limiting the present application, and those skilled in the art can make changes, modifications, replacements and variations to the above-described embodiments within the scope of the present application.

Claims

1. A milling iron floating detection device for a solenoid valve, characterized in that: The detection device includes a positioning base, a support assembly and a detection assembly, the support assembly includes a fixed frame and a sliding base, the sliding base is slidably connected to the fixed frame and can slide in the vertical direction, the positioning base is located directly below the sliding base, and a positioning hole for the solenoid valve to be plugged in is provided on the positioning base, the detection assembly includes an electromagnetic coil, a detection rod and a power controller, the electromagnetic coil is installed on the sliding base, the detection rod is installed on the positioning base and inserted into the interior of the solenoid valve after passing through the positioning hole to contact the milling iron, the sliding base slides downward to drive the electromagnetic coil to be sleeved on the outside of the solenoid valve, the power controller is connected to the electromagnetic coil to control the electromagnetic coil to generate magnetic force and push the milling iron to float up and down in the solenoid valve, and the detection rod moves synchronously with the fluctuation of the milling iron to detect the floating amount of the milling iron.

2. The milling iron floating detection device for a solenoid valve according to claim 1, characterized in that: The detection device further includes a driving member, which is fixed on the fixing frame and connected to the sliding base to drive the sliding base to slide up and down.

3. The milling iron floating detection device for a solenoid valve according to claim 2, characterized in that: Two sliding bases are provided in the vertical direction, and both sliding bases are slidably connected to the fixed frame. The support assembly also includes a first buffer rod provided between the two sliding bases, and a first buffer spring is provided in the first buffer rod. The driving member is connected to the upper sliding base and drives the lower sliding base to move through the first buffer rod. The electromagnetic coil is fixedly installed on the lower sliding base.

4. The milling iron floating detection device for a solenoid valve according to claim 2, characterized in that: A second buffer rod is mounted on the fixing frame, and a second buffer spring is arranged in the second buffer rod. When the driving member drives the sliding base to move downward, the sliding base can contact the second buffer rod and compress the second buffer spring.

5. The milling iron floating detection device for a solenoid valve according to claim 2, characterized in that: The detection device further includes a laser detector, which is mounted on the fixing frame and has a height of 1 cm to 5 cm higher than the top of the positioning base.

6. The milling iron floating detection device for a solenoid valve according to claim 1, characterized in that: The detection rod adopts a contact displacement sensor.

7. The milling iron floating detection device for a solenoid valve according to claim 1, characterized in that: The detection device also includes a transplanting assembly, which includes a transplanting base, a transplanting slide rail and a transplanting clamp. The transplanting clamp is installed on the transplanting base to clamp the solenoid valve. The transplanting base is installed on the transplanting slide rail and can slide along the transplanting slide rail so that the transplanting clamp grabs the solenoid valve to the positioning base.

8. The milling iron floating detection device for a solenoid valve according to claim 7, characterized in that: A lifting cylinder is installed on the transplanting base, and the lifting cylinder is connected to the transplanting clamping claw to drive the transplanting clamping claw to move up and down.

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