CN218542795U - Multifunctional oil cylinder performance test device - Google Patents
Multifunctional oil cylinder performance test device Download PDFInfo
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- CN218542795U CN218542795U CN202221927887.5U CN202221927887U CN218542795U CN 218542795 U CN218542795 U CN 218542795U CN 202221927887 U CN202221927887 U CN 202221927887U CN 218542795 U CN218542795 U CN 218542795U
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Abstract
The utility model discloses a multifunctional oil cylinder performance test device, including test box (1), the left end is equipped with fixing base (2) in test box (1), sliding mounting left side ball nest seat (3) about fixing base (2) are positive, no. I hydro-cylinder (4) of vertical installation on the fixing base, no. I hydro-cylinder (4) drive left side ball nest seat (3) up-and-down motion. The utility model has the advantages that: (1) The testing device which can adapt to the test of the stand columns and the jacks of various specifications is designed, so that the performance test cost of the stand columns and the jacks is reduced. (2) A multifunctional testing device is designed, so that the preparation work in the early stage of the test is reduced, and the test period is shortened. (3) The labor intensity of personnel operation in the test is reduced, the working efficiency is improved, and potential safety hazards existing in the test process are reduced for the test personnel.
Description
Technical Field
The utility model belongs to the technical field of machinery, hydraulic pressure design, specifically be a multifunctional oil cylinder performance test device, this multifunctional oil cylinder performance test device is used for debugging and acceptance work before hydraulic support's stand, the very heavy liftout factory, verifies whether stand, jack performance satisfy the standard requirement.
Background
Before the delivery of the upright post and the jack of the coal mine hydraulic support, performance tests are carried out according to delivery test standards in national standard 'technical conditions of upright post and jack'. The method mainly performs an idle load stroke test, a minimum starting pressure test, a piston rod and piston cavity sealing performance test, a strength loading test and the like on the upright column and the jack.
At present, when the delivery performance of the stand column and the jack is tested, most of the stand columns and jacks are placed into a rectangular test device for testing, and the oil cylinder performance test device is generally required to be provided with a plurality of types of rectangular test devices according to the cylinder diameter and the length required by the test. The testing device is high in structure manufacturing cost, the testing device with the appropriate cylinder diameter and the appropriate length needs to be selected during testing, the testing device with the corresponding specification needs to be repeatedly hoisted during testing, and the testing device is inconvenient to mount by a test piece. The testing device can not achieve multifunction, the labor intensity of workers in the testing operation is high, the working efficiency is low, and certain potential safety hazards exist.
As shown in figures 1, 2 and 3, the fixing seats 2 at two ends in the test box body 1 are relatively provided with a left ball socket 3 and a right ball socket 11, and the middle bottom is provided with a supporting seat 7. According to the testing device, the testing device and the supporting seat with corresponding specifications need to be prepared before testing, after the testing device and the supporting seat are selected, the stand column and the jack are placed into the testing device, no-load stroke testing, lowest starting pressure testing and piston rod and piston cavity sealing performance testing are carried out on a certain pressure of an upper cavity and a lower cavity of a tested piece. In the strength loading test, the piston rod needs to extend out of 2/3 of the total stroke, the two ends of the tested piece need to be jacked to the center of the fixed seat, and then 200% rated pressure is applied to the piston cavity for 5 minutes. However, when the conventional testing device is used for testing, the length of the testing device cannot be completely matched with the tested hydraulic cylinder, so that the tested piston rod cannot accurately extend out of the position 2/3 of the total stroke, errors exist in tested test data, and potential safety hazards also exist.
The prior art has the following defects: 1) In the past, the test device for the upright column and the jack is provided with a plurality of types of rectangular test devices according to parameters such as the diameter, the length and the like of a common cylinder, so that the performance test cost is high. 2) The existing test device has no multifunctionality, and the test device with proper cylinder diameter and length needs to be selected during performance tests of the stand column and the jack, so that the test time is too long. 3) In the test, the labor intensity of manual operation is high, the working efficiency is low, corresponding test equipment needs to be hoisted repeatedly, the test auxiliary tool is inconvenient to install, and certain potential safety hazards exist.
Disclosure of Invention
The utility model discloses a solve the above-mentioned actual problem that present experimental operating personnel face, develop a multi-functional adjustable, and install convenient hydro-cylinder performance test device.
The utility model adopts the following technical proposal:
the utility model provides a multifunctional oil cylinder performance test device, includes the test box, the left end is equipped with the fixing base in the test box, the fixing base is sliding installation left side ball socket from top to bottom openly, no. I hydro-cylinder of vertical installation on the fixing base, no. I hydro-cylinder drive left side ball socket up-and-down motion.
A loading frame is horizontally and slidably mounted on the right side in the test box body, an IV-type oil cylinder is horizontally mounted at the right end in the test box body, and the IV-type oil cylinder drives the loading frame to horizontally move; the right ball socket seat is installed on the front face of the loading frame in a vertically sliding mode, the V-shaped oil cylinder is vertically installed on the loading frame, and the V-shaped oil cylinder drives the right ball socket seat to move up and down.
The supporting seat assembly is installed on the bottom in the test box body in a horizontal sliding mode, the No. III oil cylinder is installed on the bottom face of the test box body in a horizontal mode, and the No. III oil cylinder drives the supporting seat assembly to move horizontally.
And a support seat and a No. II oil cylinder for driving the support seat to move up and down are arranged in the support seat assembly in a vertically sliding manner.
The working process is as follows:
1. when the test device is used for testing, an operator only needs to hoist and transport a tested piece to the supporting seat, the inlet and outlet hydraulic pipe fittings of the hydraulic pump station are connected to the upper cavity and the lower cavity of the tested piece, and the test box body is covered with the protective cover. The test is started, firstly, the parameters of the tested piece are input into the operation table: if the cylinder diameter, the shortest length, the strength test length and the like of the tested piece are detected, the electric control system automatically adjusts the oil cylinder II and the oil cylinder III according to the input parameters, aligns the center of the tested piece with the point A of the ball socket seat on the left side and the point B of the ball socket seat on the right side, and starts to perform a no-load stroke test, a lowest starting pressure test and a piston rod and piston cavity sealing performance test on the tested piece.
2. After the test is completed, the strength test of the tested piece is finally carried out. During the strength test, the electric control system controls the IV oil cylinder to move through the related parameters input in the front and the signals fed back by the infrared sensor at the point A, the distance between the loading frame and the point A is adjusted to the position required by the strength test, and the test of the tested piece is started until the test is finished.
The ball socket seats at the two ends of the testing device generally do not need to be adjusted, when the supporting seat is adjusted to the highest position and the lowest position, the center of a tested piece cannot be aligned with the ball socket seats at the two ends of the testing device, at the moment, the ball socket seat assemblies at the two ends of the testing device need to be adjusted up and down, and the above testing process is carried out after the adjustment is finished.
The utility model discloses following beneficial effect has:
(1) The testing device which can adapt to the test of the stand columns and the jacks of various specifications is designed, so that the performance test cost of the stand columns and the jacks is reduced.
(2) A multifunctional testing device is designed, so that the preparation work in the early stage of the test is reduced, and the test period is shortened.
(3) The labor intensity of personnel operation in the test is reduced, the working efficiency is improved, and potential safety hazards existing in the test process are reduced for the test personnel.
The utility model relates to a rationally, fine practical application is worth having.
Drawings
FIG. 1 is a schematic plan view of a conventional test apparatus.
Fig. 2 showsbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 1.
Fig. 3 shows a cross-sectional view B-B of fig. 1.
Fig. 4 shows the utility model discloses a multi-functional hydro-cylinder performance test device is from overlooking the schematic diagram.
Fig. 5 showsbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 4.
Fig. 6 shows a cross-sectional view B-B of fig. 4.
Fig. 7 shows a schematic view of the direction K of fig. 4.
Fig. 8 shows a front view of the load box.
Fig. 9 shows a top view of fig. 8.
Fig. 10 shows a side view of fig. 8.
In the figure: 1-test box body, 2-fixed seat, 3-left ball socket seat, 4-I oil cylinder, 5-support seat component, 6-III oil cylinder, 7-support seat, 8-II oil cylinder, 9-loading frame, 10-IV oil cylinder, 11-right ball socket seat and 12-V oil cylinder.
Detailed Description
The following describes in detail specific embodiments of the present invention with reference to the accompanying drawings.
For the test box body is more intelligent, the comprehensive capability is stronger, the labor intensity of operators is reduced, and the use is more convenient. The utility model designs an intelligent experimental box of adjusting is applicable to each model by the test piece (stand, jack of colliery hydraulic support). The test box body mainly comprises a test box body, a supporting seat assembly, a ball socket assembly, an oil cylinder I, an oil cylinder II, an oil cylinder III, an oil cylinder IV, an oil cylinder V, a loading frame and the like.
The utility model provides a multi-functional hydro-cylinder performance test device, as shown in fig. 4, 5, including experimental box 1, the left end is equipped with fixing base 2 in the experimental box 1, and fixing base 2 openly passes through vice slidable mounting left side ball socket 3 from top to bottom of track, and No. I hydro-cylinder 4 of vertical installation on the fixing base, no. I hydro-cylinder 4 drive left side ball socket 3 up-and-down motion.
As shown in FIGS. 4, 8, 9 and 10, a loading frame 9 is horizontally and slidably mounted on the right side in the test box body 1 through a rail pair, an IV oil cylinder 10 is horizontally mounted at the right end in the test box body 1, and the IV oil cylinder 10 drives the loading frame 9 to horizontally move. The right ball socket seat 11 is installed on the front surface of the loading frame 9 in a vertically sliding mode through a rail pair, the V-shaped oil cylinder 12 is vertically installed on the loading frame 9, and the V-shaped oil cylinder 12 drives the right ball socket seat 11 to move up and down.
As shown in fig. 4, 6 and 7, the support seat assembly 5 is horizontally and slidably mounted at the bottom of the test box body 1 through a rail pair, the No. iii oil cylinder 6 is horizontally mounted at the bottom of the test box body 1, and the No. iii oil cylinder 6 drives the support seat assembly 5 to horizontally move. A support seat 7 and a No. II oil cylinder 8 for driving the support seat 7 to move up and down are arranged in the support seat assembly 5 in a vertically sliding mode through a rail pair.
During the concrete implementation, each hydro-cylinder passes through control system automatic control motion, and experimental box structure is as follows:
1) The existing testing device adopts the mode that one end is fixed, and the other end can be adjusted in a telescopic mode, and the testing device can meet the requirement that the hydraulic cylinder with the maximum cylinder diameter phi 600 is used for testing.
2) The fixed end of the testing device is connected with the ball socket seat 3 on the left side by the oil cylinder 4I, the telescopic end is connected with the ball socket seat 11 on the right side of the loading frame 9 by the oil cylinder 12V, the ball socket seats on the two ends can move up and down along the rail pair, and the ball socket seat can be adjusted according to the cylinder diameter of a tested piece in the mode.
3) The lower part of the supporting seat 7 is connected with a No. II oil cylinder 8, and the supporting seat 7 can move up and down through a track pair. No. II oil cylinder 8 adjusts the supporting seat 7 up and down according to the size of the cylinder diameter of the tested piece.
4) Considering that the length of the tested piece is different, the No. III oil cylinder 6 is connected with the supporting seat component 5 at the bottom of the test box, and the supporting seat component 5 can be adjusted left and right, so that the tested piece can be stably placed on the supporting seat 7.
5) The movable end of the test device consists of an IV oil cylinder 10 and a loading frame 9, and the loading frame 9 can horizontally slide on the test device through a rail pair. The distance required by the test is met by adjusting the loading frame 9.
6) An infrared sensor is arranged at the center A of the ball socket seat 3 on the left side of the fixed seat and used for controlling the expansion of the IV-type oil cylinder 10.
7) When the tested piece is aligned with the center B point of the right ball socket 11 by adjusting the No. I oil cylinder 4, the No. II oil cylinder 8 and the No. III oil cylinder 6, the corresponding test can be carried out.
The specific working process of the test box body is as follows:
1. when the test device is used for testing, an operator only needs to hoist and transport a tested piece to the supporting seat, the inlet and outlet hydraulic pipe fittings of the hydraulic pump station are connected to the upper cavity and the lower cavity of the tested piece, and the test box body is covered with the protective cover. The test is started, firstly, the parameters of the tested piece are input into the operation table: if the cylinder diameter, the shortest length, the strength test length and the like of the tested piece are detected, the electric control system automatically adjusts the oil cylinder II and the oil cylinder III according to the input parameters, aligns the center of the tested piece with the point A of the ball socket seat on the left side and the point B of the ball socket seat on the right side, and starts to perform a no-load stroke test, a lowest starting pressure test and a piston rod and piston cavity sealing performance test on the tested piece.
2. After the test is completed, the strength test of the tested piece is finally carried out. During the strength test, the electric control system controls the IV oil cylinder to move through the related parameters input in the front and the signals fed back by the infrared sensor at the point A, the distance between the loading frame and the point A is adjusted to the position required by the strength test, and the test of the tested piece is started until the test is finished.
The ball sockets at both ends of the test unit generally do not require adjustment and are in the position shown in figure 4. When the supporting seat is adjusted to the highest position and the lowest position, the center of the tested piece cannot be aligned with the ball socket seats at the two ends of the testing device, and at this time, the ball socket seat assemblies at the two ends of the testing device need to be adjusted up and down, and the testing process is carried out after the adjustment is finished.
Compared with the prior art, the utility model has the advantages of as follows:
1. the test device has the structural characteristics that: the test device is of a fully closed structure, and can play a role in safety protection in a test, so that the safety of test personnel is ensured; the testing device adopts four groups of oil cylinders, and the left and right positions and the up and down positions of the supporting seat assembly and the fixed seat assembly are respectively adjusted according to the cylinder diameter and the length of a tested piece.
2. Test format of the test apparatus: the test device system adopts an intelligent control structure, and the parameters of the tested piece are input through the test bed, so that the corresponding oil cylinder is automatically started for adjustment; and when the electric control system controls the strength test of the tested piece through the infrared sensor, the distance position between the loading frame and the ball socket assembly is adjusted.
3. It is multi-functional adjustable: the test efficiency is improved, the labor intensity of operators is reduced, and the personal safety problem in the test is guaranteed.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the detailed description is made with reference to the embodiments of the present invention, those skilled in the art should understand that the technical solutions of the present invention are modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the protection scope of the claims of the present invention.
Claims (3)
1. The utility model provides a multi-functional hydro-cylinder performance test device, includes test box (1), its characterized in that: a fixed seat (2) is arranged at the left end in the test box body (1), a left ball socket seat (3) is vertically and slidably mounted on the front surface of the fixed seat (2), a No. I oil cylinder (4) is vertically mounted on the fixed seat, and the No. I oil cylinder (4) drives the left ball socket seat (3) to move up and down;
a loading frame (9) is horizontally and slidably mounted on the right side in the test box body (1), an IV-type oil cylinder (10) is horizontally mounted on the right end in the test box body (1), and the IV-type oil cylinder (10) drives the loading frame (9) to horizontally move; the right ball socket seat (11) is arranged on the front surface of the loading frame (9) in a vertically sliding mode, a V-shaped oil cylinder (12) is vertically arranged on the loading frame (9), and the V-shaped oil cylinder (12) drives the right ball socket seat (11) to move vertically;
a supporting seat assembly (5) is horizontally and slidably mounted at the bottom in the test box body (1), a No. III oil cylinder (6) is horizontally mounted at the bottom of the test box body (1), and the No. III oil cylinder (6) drives the supporting seat assembly (5) to horizontally move;
and a No. II oil cylinder (8) which is used for installing the supporting seat (7) and driving the supporting seat (7) to move up and down is arranged in the supporting seat assembly (5) in a sliding manner.
2. The multifunctional oil cylinder performance test device according to claim 1, characterized in that: and a protective cover is arranged on the test box body (1).
3. The multifunctional oil cylinder performance test device according to claim 1, characterized in that: and an infrared sensor is arranged in the center of the ball socket seat (3) on the left side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221927887.5U CN218542795U (en) | 2022-07-26 | 2022-07-26 | Multifunctional oil cylinder performance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221927887.5U CN218542795U (en) | 2022-07-26 | 2022-07-26 | Multifunctional oil cylinder performance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218542795U true CN218542795U (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221927887.5U Active CN218542795U (en) | 2022-07-26 | 2022-07-26 | Multifunctional oil cylinder performance test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218542795U (en) |
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2022
- 2022-07-26 CN CN202221927887.5U patent/CN218542795U/en active Active
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