CN213812128U - Commercial car frame torsion angle measuring device - Google Patents
Commercial car frame torsion angle measuring device Download PDFInfo
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- CN213812128U CN213812128U CN202023258551.8U CN202023258551U CN213812128U CN 213812128 U CN213812128 U CN 213812128U CN 202023258551 U CN202023258551 U CN 202023258551U CN 213812128 U CN213812128 U CN 213812128U
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- frame
- rotating rod
- measuring device
- angle measuring
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- 238000012546 transfer Methods 0.000 claims description 3
- 238000003491 array Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract description 12
- 238000012360 testing method Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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Abstract
The utility model discloses a commercial car frame torsion angle measuring device, which comprises a vehicle rack, fixed mounting has the connecting seat on the frame, the frame has regulation side mounting plate, switching piece and fixed extension board through connecting seat fixed mounting respectively, fixed mounting has the rotation angle sensor on the regulation side mounting plate, the rotation axis one end fixedly connected with connector of rotation angle sensor, place the both sides of switching piece are rotated respectively and are pegged graft and have first dwang and second dwang, the one end and the fixed extension board fixed connection of second dwang, the other end of first dwang and the other end of second dwang pass through the rubber pole and connect, the rubber pole is located the cavity. The utility model discloses the wrench movement when the frame drives the rotation of metal pole, when the frame wrench movement is great, can reduce torsion through the deformation of rubber pole between first dwang and the second dwang to avoided the metal pole to bend or split to a certain extent.
Description
Technical Field
The utility model relates to a frame measuring device technical field specifically is a commercial car frame torsion angle measuring device.
Background
The commercial vehicle frame is as connecting the important system assembly that bears of chassis system and driver's cabin and packing box, and at the vehicle driving in-process, the frame distortion that the road surface unevenness leads to is its most main form of bearing the weight of, and especially to the heavy commercial vehicle in form mountain area and mining area, road surface operating mode is very abominable, easily leads to the frame fracture of going out, causes the incident. Therefore, the improvement of the reliable durability of the commercial vehicle frame and the guarantee of the driving safety of users gradually become important targets of various host factories for improving the performance and quality of the whole vehicle, and therefore, how to obtain the real torsion load input condition of the frame assembly is an important link for improving the accuracy of the CAE simulation result of the frame. The same is true for the load input conditions verified by the indoor bench test.
Among the prior art, to the torsion angle measurement of frame adopt the metal pole to connect frame and torsion angle sensor to detect greatly, the wrench movement through the frame drives the rotation of metal pole to detect the turned angle of frame, but this kind of mode is when the frame wrench movement is great, may cause the damage to the metal pole, lead to the metal pole to bend or the fracture, thereby lead to measuring inaccurate or can't measure, influence experimental accuracy, therefore we need propose a commercial car frame torsion angle measuring device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a commercial car frame torsion angle measuring device, the cavity has been seted up in the switching piece, the both sides of switching piece are rotated respectively and are pegged graft and have first dwang and second dwang, the one end of first dwang is pegged graft in the cover pipe, the one end and the fixed extension board fixed connection of second dwang, the other end of first dwang and the other end of second dwang pass through the rubber pole and connect, the rubber pole is located the design of cavity, make the rotation that drives the metal pole when the wrench movement of frame, when the frame wrench movement is great, the deformation through the rubber pole between first dwang and the second dwang can reduce torsion, thereby avoided the metal pole to bend or split to a certain extent, with the problem of proposition in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a commercial car frame torsion angle measuring device, includes the frame, fixed mounting has the connecting seat on the frame, the frame has regulation side dress board, switching piece and fixed extension board through connecting seat fixed mounting respectively, fixed mounting has the rotation angle sensor on the regulation side dress board, the rotation axis one end fixedly connected with connector of rotation angle sensor, the one end fixedly connected with sleeve pipe of connector, seted up the cavity in the switching piece, the both sides of switching piece are rotated respectively and are pegged graft and have first dwang and second dwang, the one end of first dwang is pegged graft in the sleeve pipe, the one end and the fixed extension board fixed connection of second dwang, the other end of first dwang and the other end of second dwang pass through the rubber pole and connect, the rubber pole is located the cavity.
Preferably, bearings are respectively embedded on two sides of the switching block, and the first rotating rod and the second rotating rod are respectively inserted into the two groups of bearings.
Preferably, a rubber pad is arranged between the bearing and the switching block, and the bearing is in interference fit with the switching block through the rubber pad.
Preferably, the side wall of the first rotating rod is fixedly provided with four clamping blocks, the inner wall of the sleeve is provided with a groove, and the groove is arranged corresponding to the clamping blocks.
Preferably, a strip-shaped hole is formed in the adjusting side mounting plate, a screw is arranged in the strip-shaped hole, and the rotation angle sensor is fixedly mounted on the adjusting side mounting plate through the screw.
Preferably, two groups of strip-shaped holes are symmetrically arranged, and four groups of screws are arranged in the two groups of strip-shaped holes in pairs.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a cavity has been seted up in the switching piece, the both sides of switching piece are rotated respectively and are pegged graft and have first dwang and second dwang, the one end of first dwang is pegged graft in the cover pipe, the one end and the fixed extension board fixed connection of second dwang, the other end of first dwang and the other end of second dwang pass through the rubber pole and connect, the design that the rubber pole is located the cavity, make when the rotation of frame drives the rotation of metal pole, when the frame wrench movement is great, can reduce torsion through the deformation of rubber pole between first dwang and the second dwang, thereby avoided the metal pole to a certain extent to bend or fracture;
2. the utility model has the advantages that one end of the first rotating rod is inserted into the sleeve, and the groove is arranged corresponding to the clamping block, so that the first rotating rod can slide in the sleeve, the total length of the first rotating rod and the sleeve can be adjusted, and the test device can adapt to various different test conditions; and through the cooperation of recess and joint piece for can drive the sleeve pipe when first rotation pole rotates and rotate, thereby realize moving the detection of frame wrench movement angle.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the transfer block of the present invention;
fig. 3 is a schematic view of the sleeve of the present invention;
fig. 4 is a schematic view of the adjusting side-mounting plate of the present invention.
In the figure: 1. a frame; 2. a connecting seat; 3. adjusting the side mounting plate; 4. a rotation angle sensor; 5. a connector; 6. a sleeve; 7. a first rotating lever; 8. a transfer block; 9. a second rotating lever; 10. fixing a support plate; 11. a bearing; 12. a rubber pad; 13. a rubber rod; 14. a clamping block; 15. a screw; 16. and (4) strip-shaped holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a commercial vehicle frame torsion angle measuring device comprises a vehicle frame 1, wherein a connecting seat 2 is fixedly mounted on the vehicle frame 1, an adjusting side mounting plate 3, a switching block 8 and a fixed support plate 10 are respectively and fixedly mounted on the vehicle frame 1 through the connecting seat 2, a rotation angle sensor 4 is fixedly mounted on the adjusting side mounting plate 3, a strip-shaped hole 16 is formed in the adjusting side mounting plate 3, screws 15 are arranged in the strip-shaped hole 16, the rotation angle sensor 4 is fixedly mounted on the adjusting side mounting plate 3 through the screws 15, two groups of the strip-shaped holes 16 are symmetrically arranged, and four groups of the screws 15 are pairwise arranged in the two groups of the strip-shaped holes 16;
for example, the rotation angle sensor 4 of the present embodiment adopts a magnetic-sensing angle sensor with model number LW125D, and the LW125D magnetic-sensing angle sensor adopts an MEMS process to integrate a nano magnetic bundling thin film material with a differential array magnetic-sensing element, so as to sense the change of the rotation magnetic field in a non-contact manner. The system integrates a microprocessor, a current transmitter and various protection circuits, and realizes the range of 0-360 degrees by the programmable intelligent control of linearity correction, temperature compensation, signal standardization according to range output, digital filtering, zero setting and multi-section different slope setting through DSP processing; and the CAN bus outputs the signals, the angular resolution is 0.022 degrees, the full-range precision is 0.3 degrees, and the output frequency is 100 Hz.
One end of a rotating shaft of the rotating angle sensor 4 is fixedly connected with a connector 5, one end of the connector 5 is fixedly connected with a sleeve 6, a cavity is formed in a switching block 8, a first rotating rod 7 and a second rotating rod 9 are respectively rotatably inserted into two sides of the switching block 8, bearings 11 are respectively embedded into two sides of the switching block 8, and the first rotating rod 7 and the second rotating rod 9 are respectively inserted into two groups of bearings 11; a rubber pad 12 is arranged between the bearing 11 and the switching block 8, and the bearing 11 is in interference fit with the switching block 8 through the rubber pad 12;
through bearing 11 through rubber pad 12 and 8 interference fit of switching piece for receive the wrench movement of frame when first dwang 7 and second dwang 9, when the frame wrench movement is great, bearing 11 receives the extrusion force of first dwang 7 and second dwang 9, can avoid bearing 11 to damage through rubber pad 12.
One end of the first rotating rod 7 is inserted into the sleeve 6, the side wall of the first rotating rod 7 is fixedly provided with four clamping blocks 14, the four clamping blocks 14 are arranged in an annular array, the inner wall of the sleeve 6 is provided with grooves, and the grooves are arranged corresponding to the clamping blocks 14;
one end of the first rotating rod 7 is inserted into the sleeve 6, and the groove is arranged corresponding to the clamping block 14, so that the first rotating rod 7 can slide in the sleeve 6, the total length of the first rotating rod 7 and the sleeve 6 can be adjusted, and the test device is suitable for various different test conditions; and through the cooperation of recess and joint piece 14 for can drive sleeve pipe 6 when first rotation pole 7 rotates and rotate, thereby realize moving the detection of frame wrench movement angle.
One end of the second rotating rod 9 is fixedly connected with the fixed support plate 10, the other end of the first rotating rod 7 is connected with the other end of the second rotating rod 9 through a rubber rod 13, and the rubber rod 13 is positioned in the cavity.
The working principle is as follows: through having seted up the cavity in the commentaries on classics joint block 8, the both sides of commentaries on classics joint block 8 are rotated respectively and are pegged graft and have first dwang 7 and second dwang 9, the one end of first dwang 7 is pegged graft in sleeve pipe 6, the one end and the fixed extension board 10 fixed connection of second dwang 9, the other end of first dwang 7 and the other end of second dwang 9 pass through rubber pole 13 and connect, rubber pole 13 is located the design in the cavity, make the rotation that drives the metal pole when the wrench movement of frame, when the frame wrench movement is great, can reduce torsion through the deformation of rubber pole 13 between first dwang 7 and the second dwang 9, thereby avoided the metal pole to bend or split to a certain extent.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a commercial car frame torsion angle measuring device, includes frame (1), its characterized in that: the frame is characterized in that a connecting seat (2) is fixedly installed on the frame (1), an adjusting side mounting plate (3), a switching block (8) and a fixed support plate (10) are respectively and fixedly installed on the frame (1) through the connecting seat (2), a rotation angle sensor (4) is fixedly installed on the adjusting side mounting plate (3), one end of a rotation shaft of the rotation angle sensor (4) is fixedly connected with a connector (5), one end of the connector (5) is fixedly connected with a sleeve (6), a cavity is formed in the switching block (8), a first rotating rod (7) and a second rotating rod (9) are respectively rotatably inserted into two sides of the switching block (8), one end of the first rotating rod (7) is inserted into the sleeve (6), one end of the second rotating rod (9) is fixedly connected with the fixed support plate (10), the other end of the first rotating rod (7) is connected with the other end of the second rotating rod (9) through a rubber rod (13), the rubber rod (13) is positioned in the cavity.
2. The commercial vehicle frame torsion angle measuring device according to claim 1, characterized in that: and bearings (11) are respectively embedded on two sides of the transfer block (8), and the first rotating rod (7) and the second rotating rod (9) are respectively inserted into the two groups of bearings (11).
3. The commercial vehicle frame torsion angle measuring device according to claim 2, characterized in that: a rubber pad (12) is arranged between the bearing (11) and the switching block (8), and the bearing (11) is in interference fit with the switching block (8) through the rubber pad (12).
4. The commercial vehicle frame torsion angle measuring device according to claim 1, characterized in that: the side wall of the first rotating rod (7) is fixedly provided with four clamping blocks (14), the annular arrays of the clamping blocks (14) are provided with four groups, the inner wall of the sleeve (6) is provided with a groove, and the groove and the clamping blocks (14) are correspondingly arranged.
5. The commercial vehicle frame torsion angle measuring device according to claim 1, characterized in that: a strip-shaped hole (16) is formed in the adjusting side mounting plate (3), a screw (15) is arranged in the strip-shaped hole (16), and the rotation angle sensor (4) is fixedly installed on the adjusting side mounting plate (3) through the screw (15).
6. The commercial vehicle frame torsion angle measuring device according to claim 5, characterized in that: two groups of strip-shaped holes (16) are symmetrically arranged, and four groups of screws (15) are arranged in the two groups of strip-shaped holes (16) in pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023258551.8U CN213812128U (en) | 2020-12-29 | 2020-12-29 | Commercial car frame torsion angle measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023258551.8U CN213812128U (en) | 2020-12-29 | 2020-12-29 | Commercial car frame torsion angle measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213812128U true CN213812128U (en) | 2021-07-27 |
Family
ID=76947884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023258551.8U Expired - Fee Related CN213812128U (en) | 2020-12-29 | 2020-12-29 | Commercial car frame torsion angle measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213812128U (en) |
-
2020
- 2020-12-29 CN CN202023258551.8U patent/CN213812128U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 |