CN220890655U - Servo valve maintenance and debugging device - Google Patents

Servo valve maintenance and debugging device Download PDF

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Publication number
CN220890655U
CN220890655U CN202322840484.8U CN202322840484U CN220890655U CN 220890655 U CN220890655 U CN 220890655U CN 202322840484 U CN202322840484 U CN 202322840484U CN 220890655 U CN220890655 U CN 220890655U
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China
Prior art keywords
seat
debugging
servo valve
oil
valve body
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CN202322840484.8U
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Chinese (zh)
Inventor
王祥宇
王顺祥
王坚
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Shanghai Shihua Power Equipment Co ltd
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Shanghai Shihua Power Equipment Co ltd
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Priority to CN202322840484.8U priority Critical patent/CN220890655U/en
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Abstract

The utility model discloses a servo valve maintenance and debugging device which comprises a debugging component and a clamping component, wherein the debugging component is arranged at the bottom of a debugging seat, an oil pumping end of an oil pump on the debugging component is communicated with an oil tank through a suction pipe, an oil discharging end of the oil pump is connected with an inlet of a servo valve body through an oil inlet pipe, an outlet of the servo valve body is connected with the oil tank through an oil outlet pipe, the servo valve body is arranged on the debugging seat, the servo valve body is clamped and fixed in a positioning groove formed in the debugging seat through the clamping component, and the bottom of the debugging seat is supported through a supporting seat. This servo valve maintenance debugging device rotates the regulating wheel, and the regulating wheel drives the double-screw bolt and rotates for the drive seat downwardly moving, drive the grip slipper and carry out lateral shifting from left to right, press from both sides the servo valve body through the rubber pad on it, make the servo valve body when being debugged, can not take place to rock, avoid the servo valve body to take place to drop from detecting the platform more.

Description

Servo valve maintenance and debugging device
Technical Field
The utility model relates to the field of servo valves, in particular to a servo valve maintenance and debugging device.
Background
The servo valve is a key element in electrohydraulic servo control, and is a hydraulic control valve which receives analog electric signals and correspondingly outputs modulated flow and pressure. The electrohydraulic servo valve has the advantages of quick dynamic response, high control precision, long service life and the like, and is widely applied to electrohydraulic servo control systems in the fields of aviation, aerospace, ships, metallurgy, chemical industry and the like.
The quality of the servo valve serving as a heart of the electrohydraulic control system directly influences the control precision of the whole electrohydraulic control system, so that the detection and maintenance of the servo valve are particularly important. Servo valve testing is generally classified into static testing and dynamic testing, where dynamic testing servo valve vibration is relatively large.
When the servo valve is dynamically detected, the servo valve is very easy to fall off from the detection table. In view of this, we propose a servo valve maintenance and debugging device.
Disclosure of utility model
The utility model aims to provide a servo valve maintenance and debugging device which is used for solving the defects in the background art.
In order to achieve the above purpose, a maintenance and debugging device for a servo valve is provided, which comprises a debugging component and a clamping component, wherein the debugging component is arranged at the bottom of a debugging seat, an oil pumping end of an oil pump on the debugging component is communicated with an oil tank through a suction pipe, an oil discharging end of the oil pump is connected with an inlet of a servo valve body through an oil inlet pipe, an outlet of the servo valve body is connected with the oil tank through an oil outlet pipe, the servo valve body is arranged on the debugging seat, the servo valve body is clamped and fixed in a positioning groove formed in the debugging seat through the clamping component, and the bottom of the debugging seat is supported through a supporting seat;
the clamping assembly comprises an adjusting wheel, a mounting seat, a stud, a driving seat and a clamping seat, wherein the bottom of the adjusting wheel is fixed with the stud, one end of the stud, which is far away from the adjusting wheel, is movably connected with the driving seat, the driving seat is internally mounted in the clamping seat, and the left side of the driving seat is fixedly welded with the limiting seat.
Preferably, the debugging component comprises an oil pump, a suction pipe, an oil tank, an oil inlet pipe, an oil outlet pipe and a flowmeter, and the flowmeter is arranged on the oil outlet pipe.
Preferably, the debugging seat is internally provided with an opening, the opening is communicated with the positioning groove, and simultaneously an oil inlet and an oil outlet at the bottom of the servo valve body are arranged in the opening.
Preferably, the mounting seat is of an L-shaped structure made of metal materials, the end part of the mounting seat is fixedly connected to the debugging seat, and a threaded hole matched with the size of the stud is formed in the mounting seat.
Preferably, the rubber pad is adhered to the right side surface of the clamping seat, the through hole is formed in the clamping seat, the inclined surface is formed in the inner wall of the through hole, and the driving seat is covered on the inclined surface through the pressing surface formed in the right side.
Preferably, the limit seat is internally provided with a limit hole matched with the size of the limit rod, the limit rod is inserted into the limit hole, the two sides of the clamping seat are welded with guide blocks, the guide blocks are internally inserted with guide posts, and the reset springs are arranged outside the guide posts.
Compared with the prior art, the utility model has the beneficial effects that: the adjusting wheel is rotated, the adjusting wheel drives the stud to rotate, the driving seat moves downwards, the clamping seat is driven to move transversely from left to right, the servo valve body is clamped through the rubber pad on the clamping seat, the servo valve body cannot shake when being debugged, and the servo valve body is prevented from falling off from the detection table.
Drawings
FIG. 1 is a schematic elevational view of the structure of the present utility model;
FIG. 2 is a top view of the structure of FIG. 1 of the present utility model;
FIG. 3 is a schematic view of a structural clamping assembly of the present utility model;
FIG. 4 is a schematic view of the servo valve body taken out of the structure of FIG. 1 in accordance with the present utility model.
Reference numerals in the drawings: 1. a servo valve body; 2. a debugging seat; 3. a positioning groove; 4. an opening; 5. a support base; 6. a debugging component; 61. an oil pump; 62. a suction tube; 63. an oil tank; 64. an oil inlet pipe; 65. an oil outlet pipe; 66. a flow meter; 7. a clamping assembly; 70. an adjusting wheel; 71. a mounting base; 72. a stud; 73. a driving seat; 74. a clamping seat; 75. a rubber pad; 76. a guide block; 77. a guide post; 78. a return spring; 79. a limit seat; 80. and a limit rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the utility model provides a maintenance and debugging device for a servo valve, which comprises a debugging component 6 and a clamping component 7, wherein the debugging component 6 is arranged at the bottom of a debugging seat 2, an oil pumping end of an oil pump 61 on the debugging component 6 is communicated with an oil tank 63 through an oil suction pipe 62, an oil discharging end of the oil pump 61 is connected with an inlet of a servo valve body 1 through an oil inlet pipe 64, an outlet of the servo valve body 1 is connected with the oil tank 63 through an oil outlet pipe 65, the servo valve body 1 is arranged on the debugging seat 2, the servo valve body 1 is clamped and fixed in a positioning groove 3 formed in the debugging seat 2 through the clamping component 7, and the bottom of the debugging seat 2 is supported through a supporting seat 5;
The clamping assembly 7 comprises an adjusting wheel 70, a mounting seat 71, a stud 72, a driving seat 73 and a clamping seat 74, wherein the bottom of the adjusting wheel 70 is fixed with the stud 72, one end of the stud 72, which is far away from the adjusting wheel 70, is movably connected with the driving seat 73, the driving seat 73 is mounted in the clamping seat 74, and the left side of the driving seat 73 is welded and fixed with a limiting seat 79.
Working principle: before the servo valve body 1 is maintained and debugged through the debugging component 6, the servo valve body 1 is placed in the positioning groove 3, the adjusting wheel 70 is rotated, the adjusting wheel 70 drives the stud 72 to rotate, the driving seat 73 moves downwards, the driving clamping seat 74 moves transversely from left to right, the servo valve body 1 is clamped through the rubber pad 75 on the driving seat, the servo valve body 1 cannot shake when being debugged, and the servo valve body 1 is prevented from falling off from the detection table.
As a preferred embodiment, the debugging assembly 6 comprises an oil pump 61, a suction pipe 62, an oil tank 63, an oil inlet pipe 64, an oil outlet pipe 65 and a flow meter 66, and the flow meter 66 is mounted on the oil outlet pipe 65.
As shown in fig. 1: the debugging component 6 works in the following way:
The external switch of the oil pump 61 is started, oil in the oil tank 63 enters the servo valve body 1 from the oil pump 61 and the oil inlet pipe 64, returns to the oil tank 63 through the oil outlet pipe 65, detects the flow of the oil outlet pipe 65 by observing the numerical value on the flow meter 66, and judges whether the servo valve body 1 is blocked or not by recording the flow data of the flow meter 66 so as to be convenient for timely maintenance.
As a preferred embodiment, the debugging seat 2 is internally provided with an opening 4, the opening 4 is communicated with the positioning groove 3, and meanwhile, an oil inlet and an oil outlet at the bottom of the servo valve body 1 are arranged in the opening 4.
As shown in fig. 1: the debugging seat 2 is internally provided with the opening 4, and through the arrangement of the opening 4, the oil inlet and the oil outlet at the bottom of the servo valve body 1 can be accommodated, and the oil inlet and the oil outlet at the bottom of the servo valve body 1 can be conveniently connected with the oil inlet pipe 64 and the oil outlet pipe 65 in a sealing way through joints.
As a preferred embodiment, the mounting seat 71 is an L-shaped structure made of metal, and the end of the mounting seat 71 is fixedly connected to the debugging seat 2, and a threaded hole matched with the stud 72 in size is formed in the mounting seat 71.
As shown in fig. 2-3: the mounting seat 71 is provided with a screw hole matched with the size of the stud 72, the adjusting wheel 70 is rotated, the adjusting wheel 70 drives the stud 72 to rotate, the driving seat 73 moves downwards, the clamping seat 74 is transversely driven from left to right, and the purpose of clamping the servo valve body 1 in the positioning groove 3 is achieved.
As a preferred embodiment, the right surface of the clamping seat 74 is adhered with a rubber pad 75, the inside of the clamping seat 74 is provided with a through hole, the inner wall of the through hole is provided with an inclined surface, and the driving seat 73 is covered on the inclined surface through a pressing surface provided on the right side.
As a preferred embodiment, a limit hole matched with the size of the limit rod 80 is formed in the limit seat 79, the limit rod 80 is inserted into the limit hole, the two sides of the clamping seat 74 are welded with the guide blocks 76, the guide posts 77 are inserted into the guide blocks 76, and the reset springs 78 are installed outside the guide posts 77.
As shown in fig. 1-4: when the driving seat 73 is lifted, the limiting holes are inserted into the limiting seat 79 on the driving seat 73, so that the driving seat 73 during lifting can be limited and guided, and the driving seat 73 is prevented from tilting during lifting;
When the clamp holder 74 is forced to move from left to right, the guide blocks 76 on the two sides compress the return spring 78, and after the force applied to the lower clamp holder 74 is removed, the clamp holder 74 at this time is restored to the initial position under the drive of the return spring 78.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a servo valve maintenance debugging device, includes debugging subassembly (6) and centre gripping subassembly (7), its characterized in that: the oil pump (61) oil pumping end on the debugging assembly (6) is communicated with the oil tank (63) through the suction pipe (62), the oil discharging end of the oil pump (61) is connected with the inlet of the servo valve body (1) through the oil inlet pipe (64), the outlet of the servo valve body (1) is connected with the oil tank (63) through the oil outlet pipe (65), the servo valve body (1) is arranged on the debugging seat (2), the servo valve body (1) is clamped and fixed in a positioning groove (3) formed in the debugging seat (2) through the clamping assembly (7), and the bottom of the debugging seat (2) is supported through the supporting seat (5);
The clamping assembly (7) comprises an adjusting wheel (70), a mounting seat (71), a stud (72), a driving seat (73) and a clamping seat (74), wherein the bottom of the adjusting wheel (70) is fixed with the stud (72), one end of the stud (72), which is far away from the adjusting wheel (70), is movably connected with the driving seat (73), the driving seat (73) is mounted in the clamping seat (74), and the left side of the driving seat (73) is welded and fixed with the limiting seat (79).
2. The service valve maintenance and adjustment device according to claim 1, wherein: the debugging assembly (6) comprises an oil pump (61), a suction pipe (62), an oil tank (63), an oil inlet pipe (64), an oil outlet pipe (65) and a flowmeter (66), and the flowmeter (66) is installed on the oil outlet pipe (65).
3. The service valve maintenance and adjustment device according to claim 1, wherein: an opening (4) is formed in the debugging seat (2), the opening (4) is communicated with the positioning groove (3), and meanwhile, an oil inlet and an oil outlet at the bottom of the servo valve body (1) are formed in the opening (4).
4. The service valve maintenance and adjustment device according to claim 1, wherein: the mounting seat (71) is of an L-shaped structure made of metal materials, the end part of the mounting seat (71) is fixedly connected to the debugging seat (2), and a threaded hole matched with the stud (72) in size is formed in the mounting seat (71).
5. The service valve maintenance and adjustment device according to claim 1, wherein: the right side surface of the clamping seat (74) is adhered with a rubber pad (75), a through hole is formed in the clamping seat (74), an inclined surface is formed in the inner wall of the through hole, and the driving seat (73) is covered on the inclined surface through a pressing surface formed in the right side.
6. The service valve maintenance and adjustment device according to claim 1, wherein: limiting holes matched with the limiting rods (80) in size are formed in the limiting seats (79), the limiting rods (80) are inserted into the limiting holes, guide blocks (76) are welded on two sides of each clamping seat (74), guide columns (77) are inserted into the guide blocks (76), and reset springs (78) are installed on the outer sides of the guide columns (77).
CN202322840484.8U 2023-10-23 2023-10-23 Servo valve maintenance and debugging device Active CN220890655U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322840484.8U CN220890655U (en) 2023-10-23 2023-10-23 Servo valve maintenance and debugging device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322840484.8U CN220890655U (en) 2023-10-23 2023-10-23 Servo valve maintenance and debugging device

Publications (1)

Publication Number Publication Date
CN220890655U true CN220890655U (en) 2024-05-03

Family

ID=90878683

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322840484.8U Active CN220890655U (en) 2023-10-23 2023-10-23 Servo valve maintenance and debugging device

Country Status (1)

Country Link
CN (1) CN220890655U (en)

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