CN-121994389-A - Plow mechanical property detection device and debugging detection method

CN121994389ACN 121994389 ACN121994389 ACN 121994389ACN-121994389-A

Abstract

The invention discloses a plow mechanical property detection device and a debugging detection method, wherein the detection device comprises a hanging frame, a lower force measuring frame, a transverse adjusting mechanism, a horizontal adjusting mechanism, an upper force measuring frame, a lateral force sensor, a horizontal direction sensor group, a vertical direction sensor group, a depth wheel, a connecting frame, a plow share assembly and a plow post, the lower force measuring frame is connected with the hanging frame through the transverse adjusting mechanism, the horizontal adjusting mechanism is arranged on the hanging frame and corresponds to a stop block fixed on the transverse adjusting mechanism, the upper force measuring frame is positioned right above the lower force measuring frame and is connected with the vertical direction sensor group through the lateral force sensor, the horizontal direction sensor group and the vertical direction sensor group, the depth wheel is arranged outside a longitudinal beam of the lower force measuring frame, the connecting frame is arranged outside a rear side beam of the upper force measuring frame, and the plow share assembly is connected with the connecting frame through the plow post. The invention can simultaneously measure the plow body, the plow share and the plow wall data and reflect the stress conditions of the whole and corresponding parts in real time.

Inventors

LI FAN
ZHENG XUAN
LIU JINBAO
WANG ZILONG
ZHANG LUYUN
YANG HUAIJUN
DAI YAMENG
MENG XIANGJIN

Assignees

新疆农垦科学院

Dates

Publication Date: 20260508
Application Date: 20240109

Claims (7)

1. The plow body mechanical property detection device is characterized by further comprising a lower force measuring frame, a transverse adjusting mechanism, a horizontal adjusting mechanism, an upper force measuring frame, a lateral force sensor, a horizontal direction sensor group, a vertical direction sensor group, a depth limiting wheel, a connecting frame, a plow share assembly and a plow standard, wherein the lower force measuring frame is connected with the suspension frame through the transverse adjusting mechanism, the horizontal adjusting mechanism is arranged on the suspension frame and corresponds to a stop block fixed on the transverse adjusting mechanism, the upper force measuring frame is positioned right above the lower force measuring frame and is connected with the vertical direction sensor group through the lateral force sensor, the depth limiting wheel is arranged on the outer side of a longitudinal beam of the lower force measuring frame, the connecting frame is arranged on the outer side of a rear side cross beam of the upper force measuring frame, and the plow share assembly is connected with the connecting frame through the plow standard.
2. The plow body mechanical property detection device according to claim 1, wherein two ends of the lateral force sensor are connected with the front side cross beam of the upper force measuring frame and the front side cross beam of the lower force measuring frame through pin shafts respectively, the horizontal direction sensor group comprises a first horizontal direction sensor and a second horizontal direction sensor, two ends of the first horizontal direction sensor are connected with the left side longitudinal beam of the upper force measuring frame and the left side longitudinal beam of the lower force measuring frame through pin shafts respectively, two ends of the second horizontal direction sensor are connected with the right side longitudinal beam of the upper force measuring frame and the right side longitudinal beam of the lower force measuring frame through pin shafts respectively, the vertical direction sensor group comprises a first vertical direction sensor, a second vertical direction sensor and a third vertical direction sensor, two ends of the first vertical direction sensor are connected with the front side cross beam of the upper force measuring frame and the front side cross beam of the lower force measuring frame through pin shafts respectively, two ends of the second vertical direction sensor are connected with the rear side longitudinal beam of the upper force measuring frame and the rear side longitudinal beam of the lower force measuring frame through pin shafts respectively, and the two ends of the vertical direction sensor are distributed on the rear side of the upper force measuring frame and the rear side cross beam of the lower force measuring frame respectively.
3. The plow body mechanical property detection device according to claim 1 or 2, wherein the transverse adjustment mechanism comprises a connecting plate, a sliding plate, a connecting block, a transverse adjustment screw and a nut, the connecting plate is welded on a rear side cross beam of the lower force measuring frame and is provided with a sliding rail, the sliding plate is embedded in the sliding rail, the suspension frame is fixedly connected with the sliding plate, the connecting block and the stop block are respectively welded on two sides of the outer side surface of the sliding plate, the transverse adjustment screw sequentially penetrates through the connecting plate and the connecting block, a cotter pin is arranged in a hole of an extending end part of the transverse adjustment screw, and the nut is screwed on the transverse adjustment screw and is fixedly connected with the connecting block.
4. A plow mechanical property detection device according to claim 3, wherein the horizontal adjustment mechanism comprises a nut block and a horizontal adjustment screw, the nut block is fixed on the suspension bracket, and the horizontal adjustment screw is screwed in the nut block and the bottom end of the horizontal adjustment screw corresponds to the stop block.
5. The plow body mechanical property detection device of claim 1, wherein the bottom plate of the connecting frame is provided with a plurality of adjusting holes, and the top end of the plow column is connected with any two adjusting holes through bolts.
6. The plow body mechanical property detection device according to claim 1 or 5, wherein the plow share assembly comprises an upper plow bracket, a plow wall, a lower plow bracket, a three-dimensional force sensor and a plow share, wherein the upper plow bracket is connected with the bottom of the plow pole through a bolt, the plow wall is connected with the upper plow bracket through a countersunk bolt, one end of the three-dimensional force sensor is connected with a flange plate on the inner side of the upper plow bracket through a hexagon bolt, the other end of the three-dimensional force sensor is connected with the lower plow bracket through a thread, and the plow share is arranged on the lower plow bracket.
7. A method of testing a plow mechanical property testing device according to any one of claims 1-6, characterized by the steps of: 1) The method comprises the steps of debugging a force measuring frame, namely calibrating a lateral force sensor, a horizontal direction sensor group, a vertical direction sensor group and a three-dimensional force sensor respectively, assembling an upper force measuring frame, a lower force measuring frame, the lateral force sensor, the horizontal direction sensor group and the vertical direction sensor group, when the upper force measuring frame and the lower force measuring frame are not aligned or the rigidity of the formed integral structure is insufficient, aligning the screw rod lengths of the lateral force sensor, the horizontal direction sensor group and the vertical direction sensor group by changing the lengths of the screw rods of the lateral force sensor, the horizontal direction sensor group and the vertical direction sensor group, guaranteeing that certain pressure is pre-applied to the lateral force sensor, the horizontal direction sensor group and the vertical direction sensor group; 2) Calibrating and debugging a plow body-plow share sensor, namely checking test data of two vertical direction sensors positioned at the rear side in a vertical direction sensor group after the connecting frame, a plow column and a plow share assembly are installed, pre-adjusting the horizontal position of the connecting frame, zeroing data of a lateral force sensor, a horizontal direction sensor group, a vertical direction sensor group and a three-dimensional force sensor after the numerical values of the two vertical direction sensors positioned at the rear side in the vertical direction sensor group are consistent, respectively applying forces with the same size to the plow tip along X, Y, Z directions for 1 time, and measuring the lateral force sensor, the horizontal direction sensor group, the three-dimensional force sensor group, The plough body side force X 1 is measured by a measuring side force sensor, the plough body traction force Y 1 is obtained by adding test values of a horizontal direction sensor group, the plough body vertical resultant force Z 1 is obtained by adding test data of a vertical direction sensor group, the side force X 2 of a plough share, The traction force Y 2 and the vertical force Z 2 are measured by a three-dimensional force sensor, and when the pressure is applied to the Y axis, the side force X 1 of the plow body, the traction force Y 1 of the plow body are recorded, The plough body vertical resultant force Z 1 and the side force X 2 of the plough share, Traction force Y 2 and vertical force Z 2 data, establishing a plow body sensor display data X 4 、Y 4 、Z 4 mathematical model ：X 4 ＝X 2 ＝f(X 1 ),Y 4 ＝Y 2 ＝f(Y 1 ),Z 4 ＝Z 2 ＝f(Z 1 ),X axis and Z axis debugging are the same, and if a lateral force sensor is measured in three tests, the data deviation of the horizontal direction sensor group, the vertical direction sensor group and the three-dimensional force sensor are within +/-10N, the debugging is finished, and if the data deviation is inconsistent, the position of the connecting plate can be horizontally fine-tuned and then debugged again; 3) The side force X 3 , the traction force Y 3 and the vertical force Z 3 of the plow wall are calculated by the display data of the plow body sensor group and the test data of the plow share through correction functions ：X 3 ＝f(X 4 ,X 2 ),Y 3 ＝f(Y 4 ,Y 2 );Z 3 ＝f(Z 4 ,Z 2 ).

Description

Plow mechanical property detection device and debugging detection method Technical Field The invention relates to the technical field of plow mechanics detection, in particular to a plow mechanics performance detection device and a debugging detection method. Background At present, the plow body stress detection method mainly comprises the steps of arranging tension and compression sensors at the positions of a central pull rod and two lower pull rods of a tractor to measure the stress condition of the whole plow, then indirectly obtaining the stress condition of the whole set of ploughshares through calculation, and finally obtaining the stress condition of the single ploughshare through average. However, the existing mechanical performance detection technology of the ploughshare is influenced by the structures of the suspension frame and the plow frame of the plow, so that the stress condition of the individual plow body is not directly reflected, the stress condition of the ploughshare and the plow wall is not reflected, the detection result is inconsistent with the actual condition of the plow body, the deviation of the test data is large, and the reference value for designing and improving the performance of the ploughshare is limited. Therefore, providing a plow mechanical property detection device and a plow mechanical property debugging detection method is a problem that needs to be solved by those skilled in the art. Disclosure of Invention In view of the above, the invention provides a device and a method for detecting the mechanical properties of a plough body, and a debugging and detecting method, which can simultaneously detect the data of the plough body, the plough share and the plough wall, reflect the stress conditions of the whole and corresponding parts in real time, provide a means for detecting the plough share, and provide a design basis for the design and performance improvement of the plough share. In order to achieve the above purpose, the present invention adopts the following technical scheme: The plow body mechanical property detection device comprises a hanging frame, a lower force measuring frame, a transverse adjusting mechanism, a horizontal adjusting mechanism, an upper force measuring frame, a lateral force sensor, a horizontal direction sensor group, a vertical direction sensor group, a depth wheel, a connecting frame, a plow share assembly and a plow standard, wherein the lower force measuring frame is connected with the hanging frame through the transverse adjusting mechanism, the horizontal adjusting mechanism is arranged on the hanging frame and corresponds to a stop block fixed on the transverse adjusting mechanism, the upper force measuring frame is arranged right above the lower force measuring frame and is connected with the vertical direction sensor group through the lateral force sensor group, the depth wheel is arranged on the outer side of a longitudinal beam of the lower force measuring frame, the connecting frame is arranged on the outer side of a rear side cross beam of the upper force measuring frame, and the plow share assembly is connected with the connecting frame through the plow standard. The horizontal direction sensor group comprises a first horizontal direction sensor and a second horizontal direction sensor, two ends of the first horizontal direction sensor are respectively connected with the left side longitudinal beam of the upper force measuring frame and the left side longitudinal beam of the lower force measuring frame through pin shafts, two ends of the second horizontal direction sensor are respectively connected with the right side longitudinal beam of the upper force measuring frame and the right side longitudinal beam of the lower force measuring frame through pin shafts, the vertical direction sensor group comprises a first vertical direction sensor, a second vertical direction sensor and a third vertical direction sensor, two ends of the first vertical direction sensor are respectively connected with the front side transverse beam of the upper force measuring frame and the front side transverse beam of the lower force measuring frame through pin shafts, two ends of the second vertical direction sensor are respectively connected with the rear side longitudinal beam of the upper force measuring frame and the rear side longitudinal beam of the lower force measuring frame through pin shafts, and two ends of the third vertical direction sensor are respectively connected with the rear side longitudinal beam of the upper force measuring frame and the rear side longitudinal beam of the lower force measuring frame through pin shafts, and the vertical direction sensor group is respectively distributed symmetrically. The transverse adjusting mechanism comprises a connecting plate, a sliding plate, a connecting block, a transverse adjusting screw rod and nuts, wherein the connecting plate is welded on a cross beam at the rear side of the lower forc