CN210802926U - Centering device for bench test and bench test device - Google Patents
Centering device for bench test and bench test device Download PDFInfo
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- CN210802926U CN210802926U CN201922044376.3U CN201922044376U CN210802926U CN 210802926 U CN210802926 U CN 210802926U CN 201922044376 U CN201922044376 U CN 201922044376U CN 210802926 U CN210802926 U CN 210802926U
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- supporting rod
- dynamometer
- centering device
- fixedly connected
- centering
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Abstract
The utility model relates to a centering device and bench test device for bench test, include: the infrared emitter is fixedly connected with the first supporting rod, and the first supporting rod can be fixedly connected with the shaft end of the dynamometer; positioning a disc: positioning disk and second branch fixed connection, second branch can with the axle head fixed connection who is surveyed the piece, the positioning disk satisfies the infrared ray of infrared emitter transmission in the position of second branch and can shine on the positioning disk, uses the utility model discloses a centering device, dynamometer axle head and surveyed a axle head centering precision height, centering work consumes time fewly, has reduced staff's intensity of labour.
Description
Technical Field
The utility model relates to an automobile transmission system test equipment technical field, concretely relates to centering device and bench test device for bench test.
Background
The power transmission system is one of the core components of the automobile, and influences the dynamic property and the economical efficiency of the automobile. At present, the test mode of the automobile power transmission system mainly comprises a bench test and a loading test, wherein the bench test is widely applied due to the advantages of convenience, rapidness, short test period and the like. In a bench test, in order to obtain a real and accurate test result, a tester often needs to perform high-precision centering operation on a tested piece, but the inventor finds that the existing mature centering measurement devices are not many, and the tester generally performs simple centering by visual inspection, then measures errors by using tools such as a level gauge, a ruler and the like, and then performs fine adjustment step by step.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned prior art not enough, provide a centering device for bench test, the centering precision is high, and the centering is fast, has guaranteed the accuracy nature of bench test result.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a centering device for bench testing, comprising:
the infrared emitter is fixedly connected with the first supporting rod, and the first supporting rod can be fixedly connected with the shaft end of the dynamometer.
Positioning a disc: positioning disk and second branch fixed connection, second branch can with the axle head fixed connection who is surveyed the piece, the positioning disk satisfies the infrared ray of infrared emitter transmission in the position of second branch and can shine on the positioning disk.
Furthermore, first clamping part and second clamping part are arranged at one end of the first supporting rod, the first clamping part and the second clamping part are provided with clamping grooves matched with the infrared emitter, through holes are formed in one sides of the clamping grooves, first fixing bolts penetrate through the through holes, fixing nuts are screwed on the first fixing bolts, the infrared emitter can be placed in a space formed by the two clamping grooves, and the fixing nuts and the first fixing bolts can clamp the first clamping part and the second clamping part with the infrared emitter through the clamping grooves.
Furthermore, the other end of the first supporting rod is provided with a first mounting hole matched with a hole in a flange plate at the shaft end of the dynamometer, and the first supporting rod can be fixedly connected with the flange plate at the shaft end of the dynamometer through the first mounting hole.
Furthermore, a waist hole is formed in the second supporting rod, a second fixing bolt penetrates through the waist hole and is fixedly connected with the positioning plate, and the positioning plate can be tightly pressed on the second supporting rod by the second fixing bolt.
Furthermore, a second mounting hole matched with the hole in the flange plate at the shaft end of the tested part is formed in the end part of one end of the second supporting rod, and the second supporting rod can be fixedly connected with the shaft end of the tested part through the second mounting hole.
Furthermore, the positioning disc is provided with scribed lines which are distributed circumferentially.
The utility model also discloses a bench test device, reach including the dynamometer machine bench test with centering device, the axle head fixed connection of first branch and dynamometer machine.
The utility model has the advantages that:
1. the utility model discloses a centering device shines the point on the positioning disk through infrared emitter and carries out the centering to being surveyed the piece, need not to rely on experience and use instruments such as spirit level, ruler, has improved the work efficiency of bench test centering operation and the precision of centering, has shortened the centering time, has reduced the intensity of labour of centering work.
2. The utility model discloses a centering device, positioning disk pass through the waist hole and are connected with second branch, and the position of positioning disk on second branch can be adjusted, has satisfied the centering requirement that different specifications were tested the piece.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 is an assembly schematic diagram of an infrared emitter, a first supporting rod and a dynamometer shaft end in embodiment 2 of the present invention;
fig. 2 is an assembly schematic view of a positioning plate, a second supporting rod and a shaft end of a measured piece in embodiment 2 of the present invention;
fig. 3 is a schematic view of the working principle of embodiment 2 of the present invention;
the device comprises an infrared emitter 1, a first supporting rod 2, a first clamping portion 2-1, a second clamping portion 2-2, a first mounting hole 2-3, a first fixing bolt 3, a dynamometer shaft end flange plate 4, a positioning plate 5, a second supporting rod 6-1, a waist hole 6-2, a second mounting hole 6-2, a second fixing bolt 7 and a measured member shaft end flange plate 8.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "upper" and "lower" in the present invention shall only be used to indicate correspondence with the upper and lower directions of the drawings themselves, and shall not limit the structure, but merely to facilitate the description of the present invention and simplify the description, and shall not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and shall not be construed as limiting the present invention.
As described in the background art, the existing centering method of the bench test is long in time consumption and low in centering precision, and the centering device for the bench test is provided for solving the problems.
Example 1 of an exemplary embodiment of the present application, as shown in fig. 1 to 3, a centering device for a bench test includes an infrared emitter and a puck.
The infrared emitter 1 is fixedly connected with one end of the first supporting rod 2, specifically, a first clamping portion 2-1 and a second clamping portion 2-2 are arranged at the end portion of the first supporting rod, the first clamping portion and the second clamping portion are respectively provided with a clamping groove matched with the infrared emitter, through holes are formed in positions, located on one side of the clamping grooves, of the first clamping portion and the second clamping portion, a first fixing bolt 3 penetrates through the through holes, the first fixing bolt is in threaded connection with a fixing nut, the infrared emitter is placed in a space formed by the two clamping grooves, the fixing nut is rotated, the first clamping plate and the second clamping plate can be tightly clamped with the infrared emitter through the clamping grooves, and then the fixed connection of the infrared emitter and the first supporting rod is achieved.
The other end of the first supporting rod is provided with a first mounting hole 2-3 matched with a hole in a flange plate 4 at the shaft end of the dynamometer, and the first supporting rod can be fixedly connected with the shaft end of the dynamometer through the first mounting hole and a bolt.
The positioning disc 5 is of a disc-shaped structure, the positioning disc is fixedly connected with the second supporting rod 6, and the end part of the second supporting rod is fixedly connected with the shaft end of the tested piece.
Specifically, a waist hole 6-1 is formed in the second supporting rod, a second fixing bolt 7 penetrates through the waist hole, the second fixing bolt is in threaded connection with the center of the positioning disc, the positioning disc can be pressed on the second supporting rod through the second fixing bolt, and the position and the size of the positioning disc enable infrared rays emitted by the infrared emitter to irradiate the surface of the positioning disc.
And a second mounting hole 6-2 matched with the hole on the shaft end flange of the tested piece is formed in the end part of the second supporting rod, and the second supporting rod can be fixedly connected with a shaft end flange 8 of the tested piece through the second mounting hole and a bolt.
The surface of the positioning disc is provided with a circumferential reticle, so that the worker can conveniently center according to the reticle.
Example 2:
the embodiment discloses a bench test device, including dynamometer and embodiment 1 centering device for bench test, first bracing piece is through first mounting hole and bolt fastening on the axle head ring flange of dynamometer.
Using the centering device for bench tests described in embodiment 1, fixing the first support rod on the shaft end flange of the dynamometer, mounting the measured part on the dynamometer, fixing the second support rod on the shaft end flange of the measured part, adjusting the position of the positioning plate on the second support rod through the waist hole to meet the actual positioning requirement, rotating the first support rod and the second support rod to the position perpendicular to the horizontal plane, starting the infrared emitter, irradiating the infrared rays emitted by the infrared emitter to the first mark point on the positioning plate, marking the first mark point, rotating the shaft of the dynamometer and the shaft of the measured part by 180 °, at this time, irradiating the infrared rays emitted by the infrared emitter to the second mark point on the positioning plate, marking the second mark point, finding out the middle point of the connecting line of the first mark point and the second mark point by using the scribe line on the positioning plate, and marking the middle point as a third mark point, and adjusting the position of the measured piece to enable the irradiation point of the infrared emitter on the positioning disc to coincide with the third mark point, completing the centering of the measured piece and the shaft of the dynamometer in the first direction, rotating the shaft of the dynamometer and the measured piece by 90 degrees, enabling the first supporting rod and the second supporting rod to be in a horizontal state, completing the centering of the shaft of the dynamometer and the measured piece in the second direction perpendicular to the first direction by adopting the same method, and completing the centering work at the moment to continue the bench test.
By using the centering device of the embodiment, the centering device does not need to rely on experience and use tools such as a level gauge and a ruler, improves the working efficiency of the centering operation of the bench test and the centering precision, shortens the centering time, and reduces the labor intensity of the centering operation.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (7)
1. A centering device for bench test, characterized by comprising:
the infrared emitter is fixedly connected with the first supporting rod, and the first supporting rod can be fixedly connected with the shaft end of the dynamometer;
positioning a disc: positioning disk and second branch fixed connection, second branch can with the axle head fixed connection who is surveyed the piece, the positioning disk satisfies the infrared ray of infrared emitter transmission in the position of second branch and can shine on the positioning disk.
2. The centering device for bench tests as claimed in claim 1, wherein one end of the first supporting rod is provided with a first clamping portion and a second clamping portion, the first clamping portion and the second clamping portion are provided with clamping grooves matched with the infrared emitter, a through hole is arranged above the clamping grooves, a first fixing bolt penetrates through the through hole, the first fixing bolt is screwed with a fixing nut, the infrared emitter can be placed in a space formed by the two clamping grooves, and the fixing nut and the first fixing bolt can clamp the first clamping portion and the second clamping portion to the infrared emitter through the clamping grooves.
3. The centering device for bench tests as claimed in claim 2, wherein the other end of the first supporting rod is provided with a first mounting hole matched with the hole on the flange plate at the shaft end of the dynamometer, and the first supporting rod can be fixedly connected with the flange plate at the shaft end of the dynamometer through the first mounting hole.
4. The centering device for bench tests as claimed in claim 1, wherein the second supporting rod is provided with a waist hole, a second fixing bolt passes through the waist hole, the second fixing bolt is fixedly connected with the positioning plate, and the second fixing bolt can press the positioning plate on the second supporting rod.
5. The centering device for bench tests as claimed in claim 1, wherein the second supporting rod has a second mounting hole at one end matched with the hole on the flange of the shaft end of the tested member, and the second supporting rod can be fixedly connected with the shaft end of the tested member through the second mounting hole.
6. The centering device for bench testing as claimed in claim 1, wherein said positioning plate is provided with circumferentially distributed score lines.
7. A bench test device, which is characterized by comprising a dynamometer and the centering device for bench test as set forth in any one of claims 1 to 6, wherein the first supporting rod is fixedly connected with the shaft end of the dynamometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044376.3U CN210802926U (en) | 2019-11-21 | 2019-11-21 | Centering device for bench test and bench test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044376.3U CN210802926U (en) | 2019-11-21 | 2019-11-21 | Centering device for bench test and bench test device |
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| Publication Number | Publication Date |
|---|---|
| CN210802926U true CN210802926U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922044376.3U Active CN210802926U (en) | 2019-11-21 | 2019-11-21 | Centering device for bench test and bench test device |
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| CN (1) | CN210802926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115816542A (en) * | 2022-11-17 | 2023-03-21 | 江西中烟工业有限责任公司 | Quick positioning device for tipping paper cutting drum |
-
2019
- 2019-11-21 CN CN201922044376.3U patent/CN210802926U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115816542A (en) * | 2022-11-17 | 2023-03-21 | 江西中烟工业有限责任公司 | Quick positioning device for tipping paper cutting drum |
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Address after: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee after: Zhongtong bus Limited by Share Ltd. Address before: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee before: ZHONGTONG BUS HOLDING Co.,Ltd. |