CN114278648A - Power matching test tool for hydraulic element - Google Patents
Power matching test tool for hydraulic element Download PDFInfo
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- CN114278648A CN114278648A CN202111643486.7A CN202111643486A CN114278648A CN 114278648 A CN114278648 A CN 114278648A CN 202111643486 A CN202111643486 A CN 202111643486A CN 114278648 A CN114278648 A CN 114278648A
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Abstract
The invention relates to the technical field of hydraulic element testing, in particular to a power matching test tool for a hydraulic element, which comprises a base station, wherein the left side of the table top of the base station is provided with an installation table capable of moving left and right, a guide support is arranged on the installation table, a bearing table is arranged close to the right side of the table top of the base station, a fixed block is arranged at the position close to the right side edge of the base station, a bulge is arranged at the middle position of a main arm of the guide support, the bulge, the fixed block and sliding blocks at two sides are respectively provided with a movable clamping plate at the side surface facing a through hole, and the movable clamping plates at the periphery of the ring cloth are pressed against the surface of the hydraulic element on the bearing table. The position of the test stand is ensured to be fixed, convenience is provided for subsequent tests, and the application range is obviously expanded.
Description
Technical Field
The invention relates to the technical field of hydraulic element testing, in particular to a power matching testing tool for a hydraulic element.
Background
The machine which converts the power of the engine into the hydraulic energy and then converts the hydraulic energy into the mechanical energy is called as a hydraulic transmission machine, the core of the power performance is not only on the engine of a power unit and a hydraulic element (such as a hydraulic pump), but also the comprehensive matching performance of the engine and the hydraulic element directly influences the overall working efficiency of the hydraulic transmission machine, so the testing and the evaluation research of the matching performance are particularly important.
Chinese patent (CN 212643227U) discloses a hydraulic motor braking torque test tool and system, the hydraulic motor braking torque test tool includes a support frame, a positioning frame supported on the support frame, and a circumferential positioning piece; the positioning frame is provided with a positioning hole, the hydraulic motor is supported on the positioning frame through the positioning hole, and the positioning frame can clamp the hydraulic motor along the axial direction of the hydraulic motor to limit the axial degree of freedom of the hydraulic motor; the circumferential positioning piece is inserted into the positioning frame and can move relative to the positioning frame, and the circumferential positioning piece is inserted into the hydraulic motor to limit the circumferential freedom degree of the hydraulic motor. In the technical scheme, although the hydraulic motor can be limited, the hydraulic motor cannot be suitable for product tests of different sizes and specifications, the application range of the hydraulic motor is small and limited, and therefore a power matching test tool for a hydraulic element is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a power matching test tool for a hydraulic element.
In order to achieve the purpose, the invention adopts the following technical scheme:
the power matching test tool for the hydraulic element comprises a base station, wherein a mounting table capable of moving left and right is mounted on the left side of a table board of the base station in a screw rod transmission mode, a U-shaped guide support is arranged at the top of the mounting table, a vertical through hole is formed in the right side of the table board of the base station, a transverse bearing table is mounted in the through hole through a connecting support, guide frames are fixedly arranged at corresponding positions on the front side and the rear side of the through hole of the base station respectively, sliding blocks are connected to the guide frames in a sliding mode respectively, the sliding blocks on the two sides are arranged oppositely, guide grooves for sliding insertion of two arms of the guide support are formed in the sliding blocks respectively, a fixed block is arranged at a position close to the edge of the right side of the base station, a bulge is arranged at the middle position of a main arm of the guide support, and the bulges on the left side and the right side and the fixed block and the sliding blocks on the front side and the rear side are circumferentially distributed on the outer side of the through hole, and the side of the sliding blocks at the bulge, the fixed block and the two sides, which faces the through hole, is provided with a movable clamping plate respectively, the bearing table is used for placing a hydraulic element to be tested, and the movable clamping plates around the ring cloth are pressed against the corresponding positions on the surface of the hydraulic element.
Preferably, a straight groove is formed in the left side of the table board of the base table, a lead screw is rotatably mounted at the bottom of the straight groove through a bearing part, and a moving pair is connected to the lead screw in a threaded manner.
Preferably, the top of the sliding pair is fixedly connected with the bottom surface of the mounting table.
Preferably, a servo motor is arranged on the left side of the base platform, and a driving shaft arranged at the output end of the servo motor is coupled with the end part of the lead screw through a coupling to rotate.
Preferably, the front side surface of the movable clamping plate is designed to be an arc-shaped surface, and the rear side surface of the movable clamping plate is provided with a connecting shaft.
Preferably, the arc-shaped surface is matched with the surface contour of the corresponding hydraulic component.
Preferably, the movable clamping plate is rotatably mounted on the corresponding protrusions, the fixed block and the side surfaces of the two sliding blocks through a connecting shaft arranged on the rear side surface of the movable clamping plate.
Preferably, the top of the bearing table is rotatably provided with a turntable through a slewing bearing, and the hydraulic element is placed on the turntable.
Preferably, the guide grooves formed in the sliding blocks located at the front side and the rear side are symmetrically arranged about the center line of the through hole.
Preferably, an included angle formed between the two arms of the guide bracket and the main arm thereof is an obtuse angle, and the extending direction of the channel of the guide groove is consistent with the extending direction of the support arm of the guide bracket.
The invention has the beneficial effects that:
1. when the guide support moves leftwards, the movable clamping plates on the front, the rear and the left sides move towards the middle at the same time, when a hydraulic element is placed on the turntable, the hydraulic element can be clamped by the four movable clamping plates, and therefore the position of the hydraulic element is ensured to be fixed.
2. Because the position of activity splint can be adjusted, consequently, this test fixture can retrain, centre gripping to the hydraulic component of different specifications size to enlarge its application scope.
3. The movable clamping plate is rotatably arranged on the corresponding component through the connecting shaft, so that the position of the movable clamping plate can be adjusted in a self-adaptive manner in the process of gradually moving to the center and pressing against the surface of the hydraulic component, and the arc-shaped surface of the movable clamping plate can be ensured to be just and stably attached to the outer surface of the hydraulic component.
Through the test fixture that this scheme provided, solved hydraulic component's the less problem of test fixture application range of power matching, this test fixture's proposition can retrain the hydraulic motor of equidimension, specification not through automatic centre gripping design, ensures its rigidity, for follow-up test provides convenience, and application range obviously enlarges, and the practicality promotes, suitable using widely.
Drawings
Fig. 1 is a schematic top view of a power matching test fixture for a hydraulic component according to the present invention;
FIG. 2 is a schematic perspective view of a power matching test fixture for a hydraulic component according to the present invention;
FIG. 3 is a schematic diagram of an overall explosion structure of the power matching test tool for a hydraulic component according to the present invention;
FIG. 4 is a schematic structural diagram of a sliding block of the power matching test tool for a hydraulic component according to the present invention;
fig. 5 is a schematic structural view of a movable clamp plate of the power matching test tool for the hydraulic component according to the present invention.
In the figure: 1. a base station; 2. a straight groove; 3. a lead screw; 4. a sliding pair; 5. an installation table; 6. a guide bracket; 7. a protrusion; 8. a servo motor; 9. a guide frame; 10. a slider; 11. a through hole; 12. a bearing table; 13. connecting a bracket; 14. a fixed block; 15. a movable splint; 16. a connecting shaft; 17. an arc-shaped surface; 18. a guide groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In this embodiment, referring to fig. 1-5, the power matching test fixture for the hydraulic component includes a base station 1, an installation table 5 capable of moving left and right is installed on the left side of the table top of the base station 1 in a screw rod transmission manner, a straight groove 2 is provided on the left side of the table top of the base station 1, a screw rod 3 is installed on the bottom of the straight groove 2 through a bearing component in a rotating manner, a moving pair 4 is connected to the screw rod 3 through a thread, the top of the moving pair 4 is fixedly connected with the bottom surface of the installation table 5, a servo motor 8 is arranged on the left side of the base station 1, and a driving shaft arranged at the output end of the servo motor 8 is coupled with the end of the screw rod 3 through a shaft coupling for rotation. The top of the mounting table 5 is provided with a U-shaped guide bracket 6, the mounting table 5 is controlled to move left and right along a straight line through a servo motor 8, and the position of the guide bracket 6 in the horizontal direction is controlled and adjusted in such a way.
A vertical through hole 11 is formed in the right side of the table board of the base table 1, a transverse bearing table 12 is installed in the through hole 11 through a connecting support 13, a rotary table is installed at the top of the bearing table 12 in a rotating mode through a rotary support, and a hydraulic element is placed on the rotary table. The hydraulic component to be detected is placed on the turntable, and the rotation angle of the hydraulic component in the circumferential direction is adjusted by utilizing the characteristic that the turntable can rotate.
The base station 1 is fixedly provided with guide frames 9 at the corresponding positions of the front side and the rear side of the through hole 11 respectively, the guide frames 9 are respectively connected with sliding blocks 10 in a sliding manner, the sliding blocks 10 positioned at the two sides are arranged oppositely, guide grooves 18 used for the sliding insertion of the two arms of the guide support 6 are respectively arranged on the sliding blocks 10, the guide grooves 18 arranged on the sliding blocks 10 positioned at the front side and the rear side are symmetrically arranged relative to the central line of the through hole 11, an included angle formed between the two arms of the guide support 6 and the main arm of the guide support is an obtuse angle, and the channel extending direction of the guide grooves 18 is consistent with the support arm extending direction of the guide support 6. Through the design, the guide support 6 can push the sliding blocks 10 on the front side and the rear side to simultaneously slide in the same direction or simultaneously slide in the opposite direction in the sliding process, and the linkage process is realized by one guide support 6.
In addition, the base 1 is provided with a fixed block 14 near the right edge thereof, the guide bracket 6 is provided with a bulge 7 at the middle position of the main arm thereof, the bulges 7 and the fixed blocks 14 positioned at the left and right sides and the sliding blocks 10 positioned at the front and back sides are circumferentially distributed at the outer side of the through hole 11, the bulges 7, the fixed blocks 14 and the sliding blocks 10 at the two sides are respectively provided with a movable clamping plate 15 at the side surface facing the through hole 11, the front side surface of the movable clamping plate 15 is designed to be an arc surface 17, the back side surface of the movable clamping plate 15 is provided with a connecting shaft 16, the arc surface 17 is matched with the surface contour of the corresponding hydraulic component, and the movable clamping plate 15 is rotatably installed on the corresponding bulges 7, the fixed blocks 14 and the side surfaces of the two sliding blocks 10 through the connecting shaft 16 arranged at the back side surface.
The bearing table 12 is used for placing a hydraulic component to be tested, and the movable clamping plates 15 around the ring cloth are pressed against the corresponding positions on the surface of the hydraulic component. The position of the movable clamping plate 15 on the fixed block 14 on the right side is fixed, when the guide bracket 6 moves leftwards, the purpose that the movable clamping plates 15 on the front, rear and left sides move towards the middle simultaneously is achieved, when a hydraulic component is placed on the turntable, the hydraulic component can be clamped by the four movable clamping plates 15, and therefore the position of the hydraulic component is ensured to be fixed.
The fixed block 14 can also be adjusted in position by another lead screw transmission mode, specifically, the original lead screw 3 is replaced by a double-head lead screw, threads on two sides of the lead screw are opposite, under the design, the movable clamping plates 15 on the left side and the right side can synchronously move towards the middle, and the purpose of clamping the hydraulic element in the middle can be realized by matching the movable clamping plates 15 which can simultaneously slide on the front side and the rear side.
Because the position of the movable clamping plate 15 can be adjusted, the testing tool in the design can restrain and clamp hydraulic elements with different specifications and sizes, and therefore the application range of the testing tool is expanded.
Here, it is particularly mentioned that the movable clamp 15 is rotatably mounted on the corresponding component by means of the connecting shaft 16, so that during the gradual movement of the movable clamp 15 towards the center and pressing against the surface of the hydraulic component, the position of the movable clamp 15 is self-adjusting, ensuring that the arc-shaped surface 17 of the movable clamp 15 can be exactly and stably attached to the outer surface of the hydraulic component.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The power matching test tool for the hydraulic element is characterized by comprising a base platform (1), wherein a mounting platform (5) capable of moving left and right is mounted on the left side of the table board of the base platform (1) in a screw rod transmission mode, a U-shaped guide support (6) is arranged at the top of the mounting platform (5), a vertical through hole (11) is formed in the right side of the table board of the base platform (1), a transverse bearing platform (12) is mounted in the through hole (11) through a connecting support (13), guide frames (9) are respectively fixedly arranged at corresponding positions of the front side and the rear side of the through hole (11) of the base platform (1), sliding blocks (10) are respectively connected to the guide frames (9) in a sliding mode, the sliding blocks (10) on the two sides are oppositely arranged, and guide grooves (18) used for the sliding insertion of the two arms of the guide support (6) are respectively formed in the guide frames (10), the test platform is characterized in that a fixed block (14) is arranged at a position, close to the edge of the right side of the test platform, of the base platform (1), a protrusion (7) is arranged at the middle position of a main arm of the guide support (6), the protrusions (7) and the fixed blocks (14) which are located on the left side and the right side and sliding blocks (10) which are located on the front side and the rear side are circumferentially distributed on the outer side of the through hole (11), movable clamping plates (15) are arranged on the side faces, facing the through hole (11), of the protrusions (7), the fixed blocks (14) and the sliding blocks (10) on the two sides respectively, the bearing platform (12) is used for placing hydraulic elements to be tested, and the movable clamping plates (15) on the periphery of the ring cloth press against the corresponding positions of the surfaces of the hydraulic elements.
2. The power matching test tool for the hydraulic component according to claim 1, wherein a straight groove (2) is formed in the left side of the table top of the base table (1), a lead screw (3) is rotatably mounted at the bottom of the straight groove (2) through a bearing component, and a sliding pair (4) is connected to the lead screw (3) in a threaded manner.
3. The tool for testing the power matching of the hydraulic component as claimed in claim 2, wherein the top of the moving pair (4) is fixedly connected with the bottom surface of the mounting table (5).
4. The power matching test tool for the hydraulic component according to claim 2, wherein a servo motor (8) is arranged on the left side of the base platform (1), and a driving shaft arranged at the output end of the servo motor (8) is coupled with the end of the lead screw (3) through a coupler to rotate.
5. The power matching test tool for the hydraulic component according to claim 1, wherein the front side surface of the movable clamping plate (15) is designed to be an arc-shaped surface (17), and the rear side surface of the movable clamping plate (15) is provided with a connecting shaft (16).
6. The power matching test tool for the hydraulic component according to claim 5, wherein the arc-shaped surface (17) is matched with the surface profile of the corresponding hydraulic component.
7. The tool for testing the power matching of the hydraulic component according to claim 5, wherein the movable clamping plate (15) is rotatably mounted on the corresponding protrusions (7), the fixed block (14) and the side surfaces of the two sliding blocks (10) through a connecting shaft (16) arranged on the rear side surface of the movable clamping plate.
8. The power matching test tool for the hydraulic element according to claim 1, wherein a turntable is rotatably mounted at the top of the bearing table (12) through a slewing bearing, and the hydraulic element is placed on the turntable.
9. The tool for testing the power matching of the hydraulic element according to claim 1, wherein the guide grooves (18) formed in the sliding blocks (10) positioned on the front side and the rear side are symmetrically arranged with respect to the center line of the through hole (11).
10. The tool for testing the power matching of the hydraulic element according to claim 1, wherein an included angle formed between two arms of the guide support (6) and a main arm of the guide support is an obtuse angle, and the channel extending direction of the guide groove (18) is consistent with the arm extending direction of the guide support (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111643486.7A CN114278648B (en) | 2021-12-30 | 2021-12-30 | Power matching test tool for hydraulic element |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111643486.7A CN114278648B (en) | 2021-12-30 | 2021-12-30 | Power matching test tool for hydraulic element |
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| Publication Number | Publication Date |
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| CN114278648A true CN114278648A (en) | 2022-04-05 |
| CN114278648B CN114278648B (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111643486.7A Active CN114278648B (en) | 2021-12-30 | 2021-12-30 | Power matching test tool for hydraulic element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115388065A (en) * | 2022-08-02 | 2022-11-25 | 襄阳航宇机电液压应用技术有限公司 | Hydraulic motor running-in test device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204357842U (en) * | 2014-12-12 | 2015-05-27 | 武汉理工大学 | A kind of oil hydraulic cylinder displacement signal being applicable to engineering machinery detects auxiliary device |
| CN109058231A (en) * | 2018-09-30 | 2018-12-21 | 杭州力龙液压有限公司 | Hydraulic motor braking moment test fixture and system |
| CN209053869U (en) * | 2018-10-29 | 2019-07-02 | 东莞市三惠机械有限公司 | A kind of test platform of hydraulic motor |
| US20190234884A1 (en) * | 2016-10-14 | 2019-08-01 | Roche Diagnostics Operations, Inc. | Test element analysis system for the analytical examination of a sample |
| US20210362880A1 (en) * | 2020-05-25 | 2021-11-25 | Harbin Institute Of Technology | Adjustable internal support restraint device for roundness control of cabin component |
-
2021
- 2021-12-30 CN CN202111643486.7A patent/CN114278648B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204357842U (en) * | 2014-12-12 | 2015-05-27 | 武汉理工大学 | A kind of oil hydraulic cylinder displacement signal being applicable to engineering machinery detects auxiliary device |
| US20190234884A1 (en) * | 2016-10-14 | 2019-08-01 | Roche Diagnostics Operations, Inc. | Test element analysis system for the analytical examination of a sample |
| CN109058231A (en) * | 2018-09-30 | 2018-12-21 | 杭州力龙液压有限公司 | Hydraulic motor braking moment test fixture and system |
| CN209053869U (en) * | 2018-10-29 | 2019-07-02 | 东莞市三惠机械有限公司 | A kind of test platform of hydraulic motor |
| US20210362880A1 (en) * | 2020-05-25 | 2021-11-25 | Harbin Institute Of Technology | Adjustable internal support restraint device for roundness control of cabin component |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115388065A (en) * | 2022-08-02 | 2022-11-25 | 襄阳航宇机电液压应用技术有限公司 | Hydraulic motor running-in test device |
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| CN114278648B (en) | 2022-12-13 |
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Effective date of registration: 20221115 Address after: 214500 No. 3, liuzhugang Road, Xingang Park, Jingjiang Economic Development Zone, Taizhou City, Jiangsu Province Applicant after: Jingjiang Aiwei machinery parts manufacturing Co.,Ltd. Address before: 214500 No. 23 Dajue North Road, Xieqiao Town, Jingjiang City, Taizhou City, Jiangsu Province Applicant before: Jingjiang Nanzheng Machinery Technology Co.,Ltd. |
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