CN110672348A - Agricultural machinery operation part force measuring frame - Google Patents
Agricultural machinery operation part force measuring frame Download PDFInfo
- Publication number
- CN110672348A CN110672348A CN201911008671.1A CN201911008671A CN110672348A CN 110672348 A CN110672348 A CN 110672348A CN 201911008671 A CN201911008671 A CN 201911008671A CN 110672348 A CN110672348 A CN 110672348A
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- China
- Prior art keywords
- compression sensor
- tension
- frame
- horizontal
- force measuring
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- 238000007906 compression Methods 0.000 claims abstract description 75
- 230000006835 compression Effects 0.000 claims abstract description 72
- 239000000725 suspension Substances 0.000 claims abstract description 6
- 238000005259 measurement Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 abstract description 8
- 239000002689 soil Substances 0.000 description 5
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
An agricultural machinery operation part force measuring frame belongs to agricultural machinery test equipment; a three-point suspension assembly is assembled at the front end part of the fixing frame, a force measuring moving frame is hung and installed on the lower side part of the fixing frame through a vertical tension and compression sensor A, B, C, a horizontal longitudinal tension and compression sensor A, B and a horizontal transverse tension and compression sensor, wherein the force measuring moving frame can vertically move up and down, horizontally move longitudinally and horizontally move transversely, the vertical tension and compression sensor A, B, C is vertically installed and is integrally arranged in a triangular mode on the horizontal plane, the horizontal longitudinal tension and compression sensor A, B is horizontally assembled longitudinally, and the horizontal transverse tension and compression sensor is horizontally assembled transversely; the frame realizes the three-dimensional all-dimensional stress detection of the agricultural machinery operation part to be detected, and has the characteristics of novel and reasonable structure, comprehensive and accurate stress detection of the agricultural machinery operation part, high precision, good generalization performance, and simple, convenient and quick use and operation.
Description
Technical Field
The invention belongs to agricultural machinery test equipment, and mainly relates to a force measuring frame suitable for agricultural machinery operating parts such as a plough, a shovel, a furrow opener and the like.
Background
At present, when the performance of various agricultural machinery operation components such as a plough, a shovel, a furrow opener and the like is detected by using an earth trough test trolley, the agricultural machinery operation components to be detected and tested are directly and rigidly connected and installed on the earth trough test trolley. In order to detect the stress condition of the detected operating component, a plurality of strain gauges are required to be mounted on different parts according to different structures of the detected agricultural machine operating component, so that the problems of complex operation of mounting the strain gauges and low test detection efficiency exist.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and the actual requirements of the detection test of the agricultural machinery operation part are combined, so that the agricultural machinery operation part force measuring frame is researched and designed, and the purposes of good generalization performance, strong applicability, simplicity and convenience in use and operation, and high detection efficiency and detection precision are achieved.
The purpose of the invention is realized as follows: a three-point suspension assembly is assembled at the front end part of the fixed frame, and a force measurement moving frame is hung and installed on the lower side part of the fixed frame through a vertical tension and compression sensor A, a vertical tension and compression sensor B, a vertical tension and compression sensor C, a horizontal longitudinal tension and compression sensor A, a horizontal longitudinal tension and compression sensor B and a horizontal transverse tension and compression sensor in a hinged manner, wherein the vertical tension and compression sensor A, the vertical tension and compression sensor B, the horizontal longitudinal tension and compression sensor B and the horizontal transverse tension and compression sensor can vertically; the vertical tension and compression sensor C and the vertical tension and compression sensor B are respectively vertically hinged on the left side part and the right side part of the front end of the fixed frame and the force measuring movable frame, the vertical tension and compression sensor A is vertically hinged on the middle parts of the rear sides of the fixed frame and the force measuring movable frame, and the vertical tension and compression sensor A, the vertical tension and compression sensor B and the vertical tension and compression sensor C are integrally arranged in a triangular shape on a horizontal plane; a horizontal longitudinal tension and compression sensor A and a horizontal longitudinal tension and compression sensor B are respectively horizontally and longitudinally arranged at the left side and the right side between the lower part of the fixed frame and the upper part of the force measuring moving frame, and the front ends and the rear ends of the horizontal longitudinal tension and compression sensor A and the horizontal longitudinal tension and compression sensor B are respectively hinged on the fixed frame and the force measuring moving frame; the horizontal transverse tension and compression sensor is horizontally and transversely arranged at a position between the lower part of the fixed frame and the upper part of the force measuring movable frame, and two ends of the horizontal transverse tension and compression sensor are respectively hinged with the fixed frame and the force measuring movable frame, so that the force measuring frame of the agricultural machine operation part is formed.
The invention creates a structural scheme that the force-measuring moving frame can move three-dimensionally and three-directionally and is assembled on the lower side part of the fixed frame by adopting three vertical tension-compression sensors, two horizontal longitudinal tension-compression sensors and one horizontal transverse tension-compression sensor, realizes the three-dimensional omnibearing stress detection of the operation part of the agricultural machine to be detected, and has the characteristics of novel and reasonable structure, comprehensive and accurate stress detection of the operation part of the agricultural machine, high precision, good universality, and simple, convenient and quick use and operation.
Drawings
FIG. 1 is a schematic view of the overall structure of a force-measuring frame of an agricultural machine working component;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a left side view of fig. 1.
Description of part numbers in the figures:
1. the device comprises a fixing frame, 2, vertical tension and compression sensors A and 3, a force measuring moving frame, 4, vertical tension and compression sensors B and 5, horizontal and transverse tension and compression sensors 6 and 7, horizontal and longitudinal tension and compression sensors A and 8, horizontal and longitudinal tension and compression sensors B and 9 and a three-point suspension assembly.
Detailed Description
The following detailed description of the inventive embodiments is provided in connection with the accompanying drawings. A force measuring frame for agricultural machinery working parts is characterized in that a three-point suspension assembly 9 is assembled at the front end part of a fixed frame 1, and a force measuring moving frame 3 is hung and installed on the lower side part of the fixed frame 1 through a hinge which can vertically move up and down, horizontally move longitudinally and horizontally move transversely through a vertical tension and compression sensor A2, a vertical tension and compression sensor B4, a vertical tension and compression sensor C6, a horizontal longitudinal tension and compression sensor A7, a horizontal longitudinal tension and compression sensor B8 and a horizontal transverse tension and compression sensor 5; the vertical tension and compression sensor C6 and the vertical tension and compression sensor B4 are vertically hinged on the left side part and the right side part of the front ends of the fixed frame 1 and the force measurement moving frame 3 respectively, the vertical tension and compression sensor A2 is vertically hinged on the middle parts of the rear sides of the fixed frame 1 and the force measurement moving frame 3, and the vertical tension and compression sensor A2, the vertical tension and compression sensor B4 and the vertical tension and compression sensor C6 are integrally arranged in a triangular shape on the horizontal plane; a horizontal longitudinal tension and compression sensor A7 and a horizontal longitudinal tension and compression sensor B8 are respectively horizontally and longitudinally arranged at the left side part and the right side part between the lower part of the fixed frame 1 and the upper part of the force measuring moving frame 3, and the front ends and the rear ends of the horizontal longitudinal tension and compression sensor A7 and the horizontal longitudinal tension and compression sensor B8 are respectively hinged on the fixed frame 1 and the force measuring moving frame 3; the horizontal transverse tension and compression sensor 5 is horizontally and transversely arranged at a position between the lower part of the fixed frame 1 and the upper part of the force measurement moving frame 3, and two ends of the horizontal transverse tension and compression sensor 5 are respectively hinged with the fixed frame 1 and the force measurement moving frame 3.
When the agricultural machine operation part force measuring frame is used in operation, the agricultural machine operation part force measuring frame is integrally assembled on the soil tank test trolley by the three-point suspension frame assembly 9, a tested agricultural machine operation part is fixedly arranged on the lower portion of the rear side of the force measuring movable frame 3, when the soil tank test trolley draws the tested agricultural machine operation part to move forwards by the agricultural machine operation part force measuring frame, the tested agricultural machine operation part generates vertical, horizontal, longitudinal and horizontal reaction forces under the soil resistance effect in a laboratory soil tank, and the reaction forces in the three directions are respectively detected by the vertical tension and compression sensors A, B, C2, 4 and 6, the horizontal longitudinal tension and compression sensors A, B7 and 8 and the horizontal tension and compression sensor 5 through the three-direction movement of the force measuring movable frame 3 relative to the fixed frame 1 and are transmitted to the soil tank test trolley computer to complete real-time display, recording, processing and storage.
Claims (1)
1. The utility model provides an agricultural machinery operation part dynamometry frame which characterized in that: a three-point suspension assembly (9) is assembled at the front end part of the fixed frame (1), and a force-measuring moving frame (3) is hung and installed on the lower side part of the fixed frame (1) through a hinge which can vertically move up and down, horizontally move longitudinally and horizontally move transversely through a vertical tension and compression sensor A (2), a vertical tension and compression sensor B (4), a vertical tension and compression sensor C (6), a horizontal longitudinal tension and compression sensor A (7), a horizontal longitudinal tension and compression sensor B (8) and a horizontal transverse tension and compression sensor (5); the vertical tension and compression sensor C (6) and the vertical tension and compression sensor B (4) are respectively vertically hinged on the left side part and the right side part of the front end of the fixed frame (1) and the force measurement moving frame (3), the vertical tension and compression sensor A (2) is vertically hinged on the middle parts of the rear sides of the fixed frame (1) and the force measurement moving frame (3), and the vertical tension and compression sensor A (2), the vertical tension and compression sensor B (4) and the vertical tension and compression sensor C (6) are integrally arranged in a triangular shape on a horizontal plane; a horizontal longitudinal tension and compression sensor A (7) and a horizontal longitudinal tension and compression sensor B (8) are respectively horizontally and longitudinally arranged at the left side part and the right side part between the lower part of the fixed frame (1) and the upper part of the force measuring moving frame (3), and the front ends and the rear ends of the horizontal longitudinal tension and compression sensor A (7) and the horizontal longitudinal tension and compression sensor B (8) are respectively hinged on the fixed frame (1) and the force measuring moving frame (3); the horizontal transverse tension and compression sensor (5) is horizontally and transversely arranged at a position between the lower part of the fixed frame (1) and the upper part of the force measurement moving frame (3), and two ends of the horizontal transverse tension and compression sensor (5) are respectively hinged with the fixed frame (1) and the force measurement moving frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911008671.1A CN110672348A (en) | 2019-10-16 | 2019-10-16 | Agricultural machinery operation part force measuring frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911008671.1A CN110672348A (en) | 2019-10-16 | 2019-10-16 | Agricultural machinery operation part force measuring frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110672348A true CN110672348A (en) | 2020-01-10 |
Family
ID=69083703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911008671.1A Pending CN110672348A (en) | 2019-10-16 | 2019-10-16 | Agricultural machinery operation part force measuring frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110672348A (en) |
Citations (8)
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|---|---|---|---|---|
| DE2801102A1 (en) * | 1978-01-11 | 1979-07-19 | Pk Resprom | Agricultural machinery automatic monitoring system - has series-connected frequency pulse transmitter and input gates for each working element |
| CN201740613U (en) * | 2010-07-08 | 2011-02-09 | 黑龙江省农业机械工程科学研究院 | Integral sensor of agricultural machinery torque and traction telemetering system |
| CN103323160A (en) * | 2012-03-19 | 2013-09-25 | 现代农装科技股份有限公司 | Suspension device for hooking agricultural implement |
| CN105758652A (en) * | 2016-04-11 | 2016-07-13 | 中国人民解放军装甲兵工程学院 | Servo-actuated lifting type tension and pressure test device for soil bin test platform |
| CN106768561A (en) * | 2017-01-23 | 2017-05-31 | 吉林大学 | A kind of automobile-used farm implements device for measuring force of soil box and its force measuring method |
| CN107421676A (en) * | 2017-07-20 | 2017-12-01 | 沈阳农业大学 | A kind of suspension type space dynamometric system |
| CN108489657A (en) * | 2018-05-24 | 2018-09-04 | 农业部南京农业机械化研究所 | Tractor trifilar suspension Spatial distributions machine load sensing device and its working method |
| CN110261023A (en) * | 2019-07-01 | 2019-09-20 | 徐州徐工矿业机械有限公司 | A kind of excavator digging force device for measuring force and the rig for testing using the device for measuring force |
-
2019
- 2019-10-16 CN CN201911008671.1A patent/CN110672348A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2801102A1 (en) * | 1978-01-11 | 1979-07-19 | Pk Resprom | Agricultural machinery automatic monitoring system - has series-connected frequency pulse transmitter and input gates for each working element |
| CN201740613U (en) * | 2010-07-08 | 2011-02-09 | 黑龙江省农业机械工程科学研究院 | Integral sensor of agricultural machinery torque and traction telemetering system |
| CN103323160A (en) * | 2012-03-19 | 2013-09-25 | 现代农装科技股份有限公司 | Suspension device for hooking agricultural implement |
| CN105758652A (en) * | 2016-04-11 | 2016-07-13 | 中国人民解放军装甲兵工程学院 | Servo-actuated lifting type tension and pressure test device for soil bin test platform |
| CN106768561A (en) * | 2017-01-23 | 2017-05-31 | 吉林大学 | A kind of automobile-used farm implements device for measuring force of soil box and its force measuring method |
| CN107421676A (en) * | 2017-07-20 | 2017-12-01 | 沈阳农业大学 | A kind of suspension type space dynamometric system |
| CN108489657A (en) * | 2018-05-24 | 2018-09-04 | 农业部南京农业机械化研究所 | Tractor trifilar suspension Spatial distributions machine load sensing device and its working method |
| CN110261023A (en) * | 2019-07-01 | 2019-09-20 | 徐州徐工矿业机械有限公司 | A kind of excavator digging force device for measuring force and the rig for testing using the device for measuring force |
Non-Patent Citations (1)
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| 许春林 等: "悬挂农具作业动力学参数田间实时测试系统", 《农业机械学报》 * |
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Application publication date: 20200110 |