CN213148537U - Be applied to light vehicle traction device loading test's mounting fixture - Google Patents
Be applied to light vehicle traction device loading test's mounting fixture Download PDFInfo
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- CN213148537U CN213148537U CN202021732660.6U CN202021732660U CN213148537U CN 213148537 U CN213148537 U CN 213148537U CN 202021732660 U CN202021732660 U CN 202021732660U CN 213148537 U CN213148537 U CN 213148537U
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Abstract
The utility model belongs to the technical field of the car, specific be applied to light vehicle draw gear loading test's mounting fixture that says so. The device comprises a stretching pair, a compression pair, a fixing nut, a locking nut and a connecting shaft; one side of the stretching pair is in threaded connection with one end of the compression pair through a fixing nut; the traction device is fixed in the tightening process of the fixing nut; the other end of the compression pair is in threaded connection with one end of the connecting shaft and is positioned through a locking nut; the traction device is positioned through a stretching pair and a compression pair. The clamp can enable the traction device and the fixed clamp to be tightly connected, so that the traction device can be stretched and compressed, the reliability is high, the switching of the tension-compression test can be rapidly completed, the operation is simplified, and the test efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of the car, specific be applied to light vehicle draw gear loading test's mounting fixture that says so.
Background
The towing hook is used as a part for rescuing or other vehicles, and not only meets the strength requirement of the towing hook per se and meets the regulation of GB 32087-. The traction device is required to complete tensile and compressive loading tests in all directions according to the regulations of GB 32087 plus 2015 light automobile traction device, namely a tensile and compressive loading test in the horizontal direction at +/-25 degrees and a tensile and compressive loading test in the vertical direction at +/-5 degrees.
In the traditional loading test of the traction device, the fixing clamp can only complete the loading test in a single direction, namely a single compression test and a single tensile test, and only the clamp can be replaced in the test switching process, so that the operation is complex. The other similar scheme is that the traction device and the clamp are not locked, and although the tension and compression can be switched, the slow position adjustment is needed to be carried out again in the process of switching the tension test and the compression test so as to eliminate the gap between the clamp and the traction device and prevent the impact or the fixed slip.
Disclosure of Invention
The utility model provides a simple structure's mounting fixture that is applied to light vehicle traction device loading test, this anchor clamps can make traction device and mounting fixture closely connect, make it can not only stretch, but also compress to traction device, and reliable enough, and can accomplish rapidly and draw the switching of pressure test, simplify the operation, promote test efficiency; the problem of current draw gear's mounting fixture can only accomplish one in tensile or the compression test, and experimental switching in-process anchor clamps need be changed, and change complex operation, influence test efficiency is solved.
The technical scheme of the utility model is explained as follows with the attached drawings:
a fixing clamp applied to a loading test of a traction device of a light vehicle comprises a tension pair 2, a compression pair 3, a fixing nut 4, a locking nut 5 and a connecting shaft 6; one side of the tension pair 2 is in threaded connection with one end of the compression pair 3 through a fixing nut 4; the traction device 1 is fixed in the screwing process of the fixing nut 3; the other end of the compression pair 3 is in threaded connection with one end of a connecting shaft 6 and is positioned through a locking nut 5; the traction device 1 is positioned by a tension pair 2 and a compression pair 3.
Tensile vice 2 is the door type structure, and the upper ledge is cylindrical structure, and the centre is subsidiary to be used for assisting the circular breach of draw gear clamping location, and the both sides frame of tensile vice 2 is the subsidiary helicitic texture of cylinder, and helicitic texture passes the through-hole structure of compression pair 3 and screws up through fixation nut 4.
The compression pair 3 is provided with a cross-shaped groove which is a transverse groove and a vertical groove respectively; the transverse groove positions the traction device 1; the vertical groove realizes the positioning of the traction device 1 after the stretching pair 2 is locked with the fixing nut 4; the shank of the compression pair 3 is provided with an internal thread.
The middle of the connecting shaft 6 is provided with a boss, the two sides of the connecting shaft are provided with external threads, and one side of the connecting shaft, which is close to the compression pair 3, is provided with an arch-shaped groove; the external thread on the thick side of the connecting shaft 6 is in threaded connection with the internal thread on the handle part of the compression pair 3, and the locking nut 5 is used for axial positioning after threaded connection; and the thin side external thread of the connecting shaft 6 is fixed with the standard tension and compression sensor through threads.
In the tensile test, the tensile pair 2 is in contact with the traction device 1 and is stressed, and in the compression test, the compression pair 3 is in contact with the traction device 1 and is stressed.
The utility model has the advantages that:
1) the utility model has simple structure, can rapidly complete the switching of the tension and compression test, simplify the operation and improve the test efficiency;
2) the utility model discloses can make draw gear and mounting fixture zonulae occludens, make it both can stretch to it of draw gear, can compress again to it is enough reliable.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the present invention;
fig. 3 is a schematic structural view of the middle compression pair of the present invention.
In the figure: 1. a traction device; 2. a stretching pair; 3. a compression pair; 4. fixing a nut; 5. locking the nut; 6. and (7) connecting the shafts.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Referring to fig. 1 and 2, the fixing clamp applied to the load test of the traction device of the light vehicle comprises a tension pair 2, a compression pair 3, a fixing nut 4, a locking nut 5 and a connecting shaft 6.
Referring to fig. 1 and 2, the tension pair 2 is of a door-shaped structure, the upper frame is of a cylindrical structure, the middle part of the tension pair is additionally provided with a round notch for assisting in clamping and positioning of the traction device, the two side frames of the tension pair 2 are of cylindrical auxiliary thread structures, the thread structures penetrate through the through hole structures of the compression pair 3 and are screwed through the fixing nuts 4, and the traction device 1 can be fixed in the screwing process.
Referring to fig. 3, the compression pair 3 has cross-shaped grooves, i.e., a horizontal groove and a vertical groove; the transverse groove positions the traction device 1; the vertical groove realizes the positioning of the traction device 1 after the stretching pair 2 is locked with the fixing nut 4; the shank of the compression pair 3 is provided with an internal thread.
Referring to fig. 1 and 2, a boss is arranged in the middle of the connecting shaft 6, external threads are arranged on two sides of the connecting shaft, and an arch-shaped groove is formed on one side of the connecting shaft close to the compression pair 3, so that a wrench can conveniently rotate to apply force; the external thread on the thick side of the connecting shaft 6 is in threaded connection with the internal thread on the handle part of the compression pair 3, and the locking nut 5 is used for axial positioning after threaded connection; and the thin side external thread of the connecting shaft 6 is fixed with the standard tension and compression sensor through threads.
In the tensile test, the tensile pair 2 is in contact with the traction device 1 and is stressed, and in the compression test, the compression pair 3 is in contact with the traction device 1 and is stressed.
The utility model discloses can make draw gear 1 and mounting fixture zonulae occludens, make it both can stretch, can compress again to draw gear 1 it to enough reliable can accomplish the switching of drawing the compression test rapidly moreover, the simplified operation promotes test efficiency.
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 (5)
1. A fixing clamp applied to a loading test of a light vehicle traction device is characterized by comprising a stretching pair (2), a compression pair (3), a fixing nut (4), a locking nut (5) and a connecting shaft (6); one side of the stretching pair (2) is in threaded connection with one end of the compression pair (3) through a fixing nut (4); the traction device (1) is fixed in the tightening process of the fixing nut; the other end of the compression pair (3) is in threaded connection with one end of the connecting shaft (6) and is positioned through a locking nut (5); the traction device (1) is positioned by a tension pair (2) and a compression pair (3).
2. The fixture applied to the loading test of the light vehicle traction device is characterized in that the tension pair (2) is of a door-shaped structure, the upper frame is of a cylindrical structure, a round notch for assisting the clamping and positioning of the traction device is additionally arranged in the middle of the tension pair, two side frames of the tension pair (2) are of cylindrical additional thread structures, and the thread structures penetrate through a through hole structure of the compression pair (3) and are screwed through the fixing nut (4).
3. The holding fixture applied to the loading test of the traction device of the light vehicle as claimed in claim 1, wherein the compression pair (3) has a cross-shaped groove, a transverse groove and a vertical groove; the transverse groove positions the traction device (1); the vertical groove realizes the positioning of the traction device (1) after the stretching pair (2) is locked with the fixing nut (4); the handle of the compression pair (3) is provided with internal threads.
4. The fixture applied to the loading test of the traction device of the light vehicle as claimed in claim 3, wherein the middle of the connecting shaft (6) is a boss, the two sides of the connecting shaft are provided with external threads, and one side of the connecting shaft close to the compression pair (3) is provided with an arch-shaped groove; the external thread on the thick side of the connecting shaft (6) is in threaded connection with the internal thread on the handle part of the compression pair (3), and the locking nut (5) is used for axial positioning after threaded connection; and the thin side external thread of the connecting shaft (6) is fixed with the standard tension and compression sensor through threads.
5. The fixture applied to the loading test of the traction device of the light vehicle as claimed in claim 3, wherein in the tensile test, the tensile pair (2) is in contact with the traction device (1) and is stressed, and in the compression test, the compressive pair (3) is in contact with the traction device (1) and is stressed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021732660.6U CN213148537U (en) | 2020-08-19 | 2020-08-19 | Be applied to light vehicle traction device loading test's mounting fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021732660.6U CN213148537U (en) | 2020-08-19 | 2020-08-19 | Be applied to light vehicle traction device loading test's mounting fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213148537U true CN213148537U (en) | 2021-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021732660.6U Active CN213148537U (en) | 2020-08-19 | 2020-08-19 | Be applied to light vehicle traction device loading test's mounting fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213148537U (en) |
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2020
- 2020-08-19 CN CN202021732660.6U patent/CN213148537U/en active Active
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