CN114018129A - X-shaped measuring device for compression height of diesel engine set vibration isolator and using method - Google Patents
X-shaped measuring device for compression height of diesel engine set vibration isolator and using method Download PDFInfo
- Publication number
- CN114018129A CN114018129A CN202111312651.0A CN202111312651A CN114018129A CN 114018129 A CN114018129 A CN 114018129A CN 202111312651 A CN202111312651 A CN 202111312651A CN 114018129 A CN114018129 A CN 114018129A
- Authority
- CN
- China
- Prior art keywords
- measuring device
- upper body
- compression height
- vibration isolator
- diesel engine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a diesel engine set isolator compression height X type measuring device, includes the upper part of the body, the lower part of the body, first rivet axle and stopping body, and the upper part of the body and the lower part of the body link together through first rivet axle, and wherein the stopping body links together with the lower part of the body fixedly, can be fixed or separate with the upper part of the body block around the second rivet axle pivoted stop pin of setting on the stopping body, and the first end department of the first end of the upper part of the body and the lower part of the body is provided with the measuring mechanism who is used for expressing the distance between the second end of the upper part of the body and the second end of the lower part of the body. The invention accurately measures the compression height of the vibration isolator through a reasonable device and an effective method, so that the adjustment data of the vibration isolator is more accurate and reliable.
Description
Technical Field
The invention relates to the field of diesel engines, in particular to an X-shaped measuring device for the compression height of a vibration isolator of a diesel engine set and a using method thereof.
Background
The diesel generator set consists of diesel engine, generator, vibration isolator and other parts. The diesel engine and the generator are connected together by the coupler and then connected with the locomotive body through the vibration isolator. According to the requirements of the performance of the vibration isolator, the compression height of the vibration isolator needs to be measured after the diesel engine set is installed on the locomotive, so that the vibration isolator can be adjusted according to relevant data. Four-point measurement is required for each vibration isolator, as shown in fig. 1, four points of N1, N2, N3 and N4 are required to be measured, namely, the height between the processing surface of the lower end of the vibration isolator body and the processing surface of the vibration isolator base is measured, and is referred to as compression height. After the diesel generating set is installed on a locomotive, the peripheral space where the vibration isolator is located is extremely compact, the compression height is extremely difficult to measure, and the compression height is high in precision, so that vernier calipers are generally adopted for measuring, for four points to be measured, namely N1, N2, N3 and N4, two points, namely N2 and N3, can be measured only marginally, but the two points, namely N1 and N4, are extremely difficult to measure due to the positions of the two points, auxiliary tools are often needed to be additionally used, and the measuring result is extremely inaccurate. In order to ensure that the adjustment of the vibration isolators can be reasonably carried out so as to ensure the operating performance of the locomotive, the compression heights of four points of the vibration isolators N1, N2, N3 and N4 need to be accurately measured.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the X-type measuring device for the compression height of the vibration isolator of the diesel engine set and the using method thereof, and the compression height of the vibration isolator is accurately measured through a reasonable device and an effective method, so that the data of the adjustment of the vibration isolator is more accurate and reliable.
In order to achieve the purpose, the invention provides the technical scheme that:
the utility model provides a diesel engine set isolator compression height X type measuring device, includes the upper part of the body, the lower part of the body, first rivet axle and stopping body, and the upper part of the body and the lower part of the body link together through first rivet axle, and wherein the stopping body links together with the lower part of the body fixedly, can be fixed or separate with the upper part of the body block around the second rivet axle pivoted stop pin of setting on the stopping body, and the first end department of the first end of the upper part of the body and the lower part of the body is provided with the measuring mechanism who is used for expressing the distance between the second end of the upper part of the body and the second end of the lower part of the body.
Further, the measuring mechanism includes a dial disposed at the first end of the upper body, and a reading scale disposed at the first end of the lower body.
Furthermore, the measuring mechanism also comprises a sensor arranged on the lower body, a liquid crystal display meter connected with the sensor, and a scale induction sheet arranged on the upper body.
Furthermore, the stopping body is provided with a connecting part connected with the first rivet shaft, the edge of the stopping body is provided with a notch, and an anti-moving column is arranged at the notch of the lower body corresponding to the stopping body and is clamped with the notch.
Furthermore, a plurality of stopping teeth are arranged on the upper body adjacent to the first rivet shaft, and the stopping pin is clamped with or separated from the stopping teeth.
Further, the second end of the upper body is provided with an upper body contact, the second end of the lower body is provided with a lower body contact, and the upper body contact and the lower body contact extend outwards in opposite directions.
Further, a deployment spring for deploying the upper body and the lower body is provided between the second end of the upper body and the second end of the lower body.
Further, the relationship between the degree of scale of the dial of the upper body and the distance between the second end of the upper body and the second end of the lower body is set based on the similar proportional relationship of the triangle.
Further, the stop pin tapers from its end corresponding to the second rivet shaft to the end remote from the second rivet shaft.
A use method of the X-type measuring device for the compression height of the vibration isolator of the diesel engine unit comprises the following steps: placing the second end of the upper body and the second end of the lower body into a position to be measured, and swinging the X-shaped measuring device left and right to enable the distance between the second end of the upper body and the second end of the lower body to be the actual distance of the measuring position; moving the stop pin to clamp the stop pin with the upper body, so that the upper body and the lower body of the X-shaped measuring device can not move any more; the X-shaped measuring device is taken out, and the reading on the dial of the upper body is read.
The invention has the beneficial effects that:
the X-shaped measuring device for the compression height of the vibration isolator of the diesel engine set and the using method thereof enable the compression height of the vibration isolator to be measured conveniently and quickly; the measurement data of the compression height of the vibration isolator is more accurate and complete; the device has simple structure, convenient operation and strong universality.
Drawings
FIG. 1 shows a partial schematic view of a diesel engine coupled to a locomotive body via a vibration isolator;
FIG. 2 shows a front view of the X-type measuring device for compression height of the diesel engine set vibration isolator of the invention;
FIG. 3 shows a rear view of the X-type measuring device for compression height of the diesel engine block vibration isolator of the present invention;
FIG. 4 is a schematic diagram showing a similar proportional relationship of the X-type measuring device for the compression height of the diesel engine set vibration isolator of the present invention;
FIG. 5 illustrates a rear view of another embodiment of the X-type measurement apparatus for compression height of the diesel engine block isolator of the present invention;
fig. 6 shows a partial schematic view of the X-type measuring device for the compression height of the diesel engine set vibration isolator according to the invention in use for measuring the compression height of the vibration isolator.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to embodiments and accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the diesel generator set is constituted by a diesel engine 1, a generator (not shown), a vibration isolator 2, and the like. The diesel engine 1 and the generator are connected together by a coupling (not shown) and then connected with the locomotive body 14 through the vibration isolator 2. According to the performance requirements of the vibration isolator 2, the compression height of the vibration isolator 2 needs to be measured after the diesel engine set is installed on the locomotive so as to adjust the vibration isolator 2 according to relevant data. The compression height of the vibration isolator 2 is obtained by measuring the height between the insulator body lower end machined surface 21 and the insulator base machined surface 22, and is typically measured at four points N1, N2, N3, and N4.
The invention provides an X-shaped measuring device for the compression height of a diesel engine set vibration isolator, which comprises an upper body 4, a lower body 5, a first rivet shaft 6 and a stopping body 7, as shown in figures 2 and 3. The upper body 4 and the lower body 5 are connected together by a first rivet shaft 6, wherein a stopper body 7 is fixedly connected with the lower body 5, a stop pin 9 which can rotate around a second rivet shaft 8 arranged on the stopper body 7 is fixed or separated with the upper body 4 in a clamping manner, and measuring mechanisms for indicating the distance between the second end of the upper body 4 and the second end of the lower body 5 are arranged at the first end of the upper body 4 and the first end of the lower body 5.
The stop body 7 can comprise a rectangular portion 71 and a circular portion 72, the circular portion 72 serving as a connection for the stop body 7 to the first rivet shaft 6, the first rivet shaft 6 being able to pass through the circular portion 72. A notch is provided on the edge of the circular portion 72 of the stopper body 7, and an anti-motion post 53 is provided at the notch of the lower body 5 corresponding to the stopper body 7, and the stopper body 7 and the lower body 5 are fixedly coupled together by the engagement of the anti-motion post 53 of the lower body 5 and the notch of the stopper body 7.
The rectangular portion 71 of the stopper body 7 is provided with a through hole, the second rivet shaft 8 passes through the through hole of the stopper body 7 in a direction toward the upper body 4, the stopper pin 9 is rotatably provided on the second rivet shaft 8 between the stopper body 7 and the upper body 4, and the stopper pin 9 becomes thinner from an end thereof corresponding to the second rivet shaft 8 toward an end thereof distant from the second rivet shaft 8, and is shaped like a whistle. The upper body 4 is provided with a plurality of stopping teeth 43 adjacent to the first rivet shaft 6, the stopping pin 9 can be caught on the stopping teeth 43 of the upper body 4 so that the upper body 4 and the lower body 5 can not move relative to each other, and the stopping pin 9 can be separated from the stopping teeth 43 so that the upper body 4 and the lower body 5 can move relative to each other again.
In another embodiment, the stopper 7 may have an oval shape in cross section, a notch is provided on an edge of the stopper 7 corresponding to one end of the major axis of the oval shape, the anti-motion post 53 of the lower body 5 is engaged with the notch to fixedly connect the stopper 7 and the lower body 5 together, and the first rivet shaft 6 passes through the stopper 7 adjacent to the notch. A through hole is formed in the stopper body 7 corresponding to the other end of the major axis of the oval shape, the second rivet shaft 8 passes through the through hole in a direction toward the upper body 4, and the stopper pin 9 rotatably provided on the second rivet shaft 8 can be engaged with or disengaged from the stopper tooth 43 of the upper body 4.
The second end of the upper body 4 is provided with an upper body contact 42. The second end of the lower body 5 is provided with a lower body contact 52. The upper body contact 42 and the lower body contact 52 preferably extend outwardly in opposite directions. Preferably, the upper body contact 42 of the upper body 4 is equidistant from the first rivet axis 6 as the lower body contact 52 of the lower body 5 is equidistant from the first rivet axis 6, and likewise the first end of the upper body 4 is equidistant from the first rivet axis 6 as the first end of the lower body 5. In one embodiment, the upper body contact 42 of the upper body 4 is located at the same distance from the first rivet axis 6 as the first end of the upper body 4 is located at the same distance from the first rivet axis 6, and the lower body contact 52 of the lower body 5 is located at the same distance from the first rivet axis 6 as the first end of the lower body 5, i.e., the first rivet axis 6 is located in the middle of the upper body 4 and the lower body 5. The upper body 4 and the lower body 5 can rotate about the first rivet shaft 6.
A deployment spring 10 is disposed between the second end of the upper body 4 and the second end of the lower body 5, and a distance from a fixed position of the deployment spring 10 on the upper body 4 to the first rivet shaft 6 is equal to a distance from a fixed position of the deployment spring 10 on the lower body 5 to the first rivet shaft 6. The unwinding spring 10 unwinds the second end of the upper body 4 and the second end of the lower body 5 such that the upper body 4 and the lower body 5 are always in an unwound state when the X-type measuring device 3 is in a free state, the X-type measuring device 3 showing a scissor-like structure. When the upper body contact 42 of the upper body 4 and the lower body contact 52 of the lower body 5 are compressed, the deployment spring 10 is forced to compress. After the upper body contact 42 of the upper body 4 and the lower body contact 52 of the lower body 5 are released, the upper body 4 and the lower body 5 are unfolded by the unfolding spring 10.
The first end of the upper body 4 is provided with a scale 41, the first end of the lower body 5 is provided with a reading scale 51 based on the scale of the scale 41 of the upper body 4, and the scale of the scale 41 of the upper body 4 is read according to the position of the reading scale 51 of the lower body 5. The scale 41 of the upper body 4 and the reading scale 51 of the lower body 5 constitute a measuring mechanism for indicating the distance between the second end of the upper body 4 and the second end of the lower body 5.
In order to accurately represent the distance between the second end of the upper body 4 and the second end of the lower body 5, the X-type measuring device 3 is designed according to the similar triangular proportional relationship, i.e., the scale degree of the dial 41 of the upper body 4 is set according to the similar triangular proportional relationship. As shown in fig. 4, Δ OAB and Δ ODC are similar triangles, and the scale number on the side AB is set according to the proportional relationship of the corresponding sides of the similar triangles to correspond to the length of the side CD, i.e., the corresponding relationship between the scale number on the scale 41 of the upper body 4 and the distance between the second end of the upper body 4 and the second end of the lower body 5 is set.
The invention provides a using method of an X-type measuring device for compression height of a vibration isolator of a diesel engine set, which comprises the following steps: placing the upper body contact 42 of the upper body 4 and the lower body contact 52 of the lower body 5 into the position to be measured, and swinging the X-shaped measuring device 3 left and right so that the distance between the upper body contact 42 of the upper body 4 and the lower body contact 52 of the lower body 5 is the actual distance of the measuring position; the stop pin 9 is moved to clamp the stop pin 9 on the stop tooth 43 of the upper body 4, so that the upper body 4 and the lower body 5 of the X-shaped measuring device 3 can not move any more; the X-type measuring device 3 is taken out, and the reading on the dial 41 of the upper body 4 is read, that is, the measurement height of the measurement position.
As shown in fig. 6, the use process of the X-type measuring device for measuring the compression height of the vibration isolator of the diesel engine set of the invention for measuring the compression height of the vibration isolator is as follows: first, one of the measurement points N1, N2, N3, N4, for example, the measurement point N2 is selected, and the X-type measuring device 3 is placed between the insulator body lower end machined surface 21 and the insulator base machined surface 22, with the upper body contact 42 of the upper body 4 and the lower body contact 52 of the lower body 5 being located between the insulator body lower end machined surface 21 and the insulator base machined surface 22; secondly, swinging the X-shaped measuring device 3 left and right to enable the X-shaped measuring device 3 to reach the minimum distance between the lower end processing surface 21 of the vibration isolator body and the processing surface 22 of the vibration isolator base, namely the actual distance; moving the stop pin 9 of the X-type measuring device 3 to clamp the stop pin 9 on the stop tooth 43 of the upper body 4 of the X-type measuring device 3, so that the upper body 4 and the lower body 5 of the X-type measuring device 3 can not move any more; taking out the X-shaped measuring device 3, and reading the reading on the dial 41 of the upper body 4, namely the measured compression height of the vibration isolator 2; the remaining three measurement points, for example, measurement points N1, N3, N4, were measured with the X-type measuring device 3 in the manner described above.
In addition, in order to make the X-type measuring device 3 more convenient, in one embodiment, as shown in fig. 5, a sensor 11 is installed at a position of a reading scale 51 of the lower body 5, the sensor 11 is connected to a liquid crystal display meter 13 through a cable 12, and a scale sensing piece 44 is installed on the scale 41 of the upper body 4, so that when the X-type measuring device 3 is used, data can be directly read on the liquid crystal display meter 13, making the measurement easier, and at the same time, the size of the X-type measuring device 3 can be further reduced, making the X-type measuring device 3 smaller.
In the embodiment, the X-shaped measuring device 3 is used for measuring the compression height of the vibration isolator as follows: firstly, one of measuring points N1, N2, N3 and N4 is selected, and the X-shaped measuring device 3 is placed between the lower end processing surface 21 of the vibration isolator body and the processing surface 22 of the vibration isolator base, wherein the upper body contact 42 of the upper body 4 and the lower body contact 52 of the lower body 5 are positioned between the lower end processing surface 21 of the vibration isolator body and the processing surface 22 of the vibration isolator base; secondly, swinging the X-shaped measuring device 3 left and right to enable the X-shaped measuring device 3 to reach the minimum distance between the lower end processing surface 21 of the vibration isolator body and the processing surface 22 of the vibration isolator base, namely the actual distance, and the reading of the liquid crystal display meter 13 can be checked at any time in the process; moving the stop pin 9 of the X-type measuring device 3 to clamp the stop pin 9 on the stop tooth 43 of the upper body 4 of the X-type measuring device 3, so that the upper body 4 and the lower body 5 of the X-type measuring device 3 can not move any more; directly reading the reading of the liquid crystal display meter 13, namely, the measured compression height of the vibration isolator 2; the remaining three measurement points are measured with the X-type measuring device 3 in the manner described above.
The X-shaped measuring device for the compression height of the vibration isolator of the diesel engine set is designed by utilizing the similar proportion relation of triangles, and the stop pin and the stop tooth are matched to fix the X-shaped measuring device, so that the reading number of the X-shaped measuring device is not changed in the moving process. The measurement of the compression height of the vibration isolator is convenient and quick; the measurement data of the compression height of the vibration isolator is more accurate and complete; the device has simple structure, convenient operation and strong universality.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. The utility model provides a diesel engine set isolator compression height X type measuring device which characterized in that, includes upper part of the body, the lower part of the body, first rivet axle and stop body, upper part of the body and lower part of the body pass through first rivet axle link together, wherein the stop body with the lower part of the body is connected together fixedly, can be around setting up second rivet axle pivoted stop pin on the stop body with the upper part of the body block is fixed or separate, the first end of upper part of the body with the first end department of the lower part of the body is provided with and is used for expressing the measuring mechanism of the distance between the second end of the upper part of the body and the second end of the lower part of the body.
2. The X-type measurement device for the compression height of the diesel unit isolator according to claim 1, wherein the measurement mechanism comprises a dial disposed at the first end of the upper body and a reading scale disposed at the first end of the lower body.
3. The X-type measuring device for the compression height of the diesel engine set vibration isolator according to claim 2, wherein the measuring mechanism further comprises a sensor arranged on the lower body, a liquid crystal display meter connected with the sensor, and a scale induction sheet arranged on the upper body.
4. The X-type measuring device for the compression height of the diesel unit isolator according to claim 1, wherein the stopper body has a connection part connected to the first rivet shaft, a notch is formed at an edge of the stopper body, and an anti-motion post is formed at a notch of the lower body corresponding to the stopper body and engaged with the notch.
5. The X-type measuring device for the compression height of the diesel engine set vibration isolator according to claim 1, wherein a plurality of stopping teeth are arranged on the upper body adjacent to the first rivet shaft, and the stopping teeth are engaged with or disengaged from the stopping teeth.
6. The X-type measuring device for the compression height of the diesel engine set vibration isolator according to claim 1, wherein the second end of the upper body is provided with an upper body contact, the second end of the lower body is provided with a lower body contact, and the upper body contact extends outward in a direction opposite to that of the lower body contact.
7. The X-type measurement device for the compression height of the diesel engine block isolator according to claim 1, wherein a deployment spring for deploying the upper body and the lower body is disposed between the second end of the upper body and the second end of the lower body.
8. The X-type diesel unit isolator compression height measuring device according to claim 2 or 3, wherein the relationship between the degree of the scale of the upper body and the distance between the second end of the upper body and the second end of the lower body is set based on a similar proportional relationship of triangles.
9. The X-type diesel engine unit vibration isolator compression height measurement device according to claim 1, wherein the stop pin tapers from an end thereof corresponding to the second rivet shaft to an end thereof remote from the second rivet shaft.
10. A method of using the X-type diesel engine unit vibration isolator compression height measuring device of any one of claims 1-9, comprising: placing a second end of the upper body and a second end of the lower body into a position to be measured, and swinging the X-shaped measuring device left and right to enable the distance between the second end of the upper body and the second end of the lower body to be an actual distance of a measuring position; moving a stop pin to clamp the stop pin with the upper body, so that the upper body and the lower body of the X-shaped measuring device can not move any more; and taking out the X-shaped measuring device, and reading the reading on the dial of the upper body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111312651.0A CN114018129A (en) | 2021-11-08 | 2021-11-08 | X-shaped measuring device for compression height of diesel engine set vibration isolator and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111312651.0A CN114018129A (en) | 2021-11-08 | 2021-11-08 | X-shaped measuring device for compression height of diesel engine set vibration isolator and using method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114018129A true CN114018129A (en) | 2022-02-08 |
Family
ID=80062074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111312651.0A Withdrawn CN114018129A (en) | 2021-11-08 | 2021-11-08 | X-shaped measuring device for compression height of diesel engine set vibration isolator and using method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114018129A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101649950A (en) * | 2008-08-13 | 2010-02-17 | 鸿富锦精密工业（深圳）有限公司 | Bracket |
| CN104180744A (en) * | 2014-08-01 | 2014-12-03 | 奇瑞汽车股份有限公司 | Distance measuring apparatus |
| CN204286324U (en) * | 2014-12-18 | 2015-04-22 | 北汽福田汽车股份有限公司 | Gap measuring apparatus |
| CN107302290A (en) * | 2017-06-22 | 2017-10-27 | 中车大连机车车辆有限公司 | Locomotive diesel generating set vibration isolator adjusting apparatus and method |
| CN211291263U (en) * | 2019-12-25 | 2020-08-18 | 山东天岳先进材料科技有限公司 | Measuring tool |
-
2021
- 2021-11-08 CN CN202111312651.0A patent/CN114018129A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101649950A (en) * | 2008-08-13 | 2010-02-17 | 鸿富锦精密工业（深圳）有限公司 | Bracket |
| CN104180744A (en) * | 2014-08-01 | 2014-12-03 | 奇瑞汽车股份有限公司 | Distance measuring apparatus |
| CN204286324U (en) * | 2014-12-18 | 2015-04-22 | 北汽福田汽车股份有限公司 | Gap measuring apparatus |
| CN107302290A (en) * | 2017-06-22 | 2017-10-27 | 中车大连机车车辆有限公司 | Locomotive diesel generating set vibration isolator adjusting apparatus and method |
| CN211291263U (en) * | 2019-12-25 | 2020-08-18 | 山东天岳先进材料科技有限公司 | Measuring tool |
Non-Patent Citations (1)
| Title |
|---|
| 解伟坡, 北京理工大学出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201688812U (en) | Tooling for measuring depth of groove in hole | |
| CN103575435A (en) | Three-dimensional force sensor used for automobile rear axle test system | |
| CN208847057U (en) | A kind of amesdial measuring protruding features height | |
| CN208887923U (en) | A kind of retarder Testing Platform | |
| CN114018129A (en) | X-shaped measuring device for compression height of diesel engine set vibration isolator and using method | |
| CN203824506U (en) | Induction testing apparatus of screw straightening device | |
| CN2852040Y (en) | Special caliper for measuring spoke thickness | |
| CN209559124U (en) | A kind of match measurement plotting board | |
| CN204388744U (en) | A kind of gear box suspension crossbeam pick-up unit | |
| CN206300585U (en) | One kind is for the measurement of deformation contactor contact travel and position regulator | |
| CN201575880U (en) | Large-blade weight moment over-range testing device | |
| CN201488693U (en) | Diaphragm spring taper angle measurer | |
| CN221706365U (en) | Machine wheel compression measuring instrument | |
| CN220751551U (en) | Static verification instrument for pendulum impact testing machine | |
| CN214426899U (en) | Axial tensiometer tension test device | |
| CN209416237U (en) | Cubing for pitch of holes | |
| CN209214924U (en) | A kind of motorcycle resin component Quick detection tool | |
| CN212931219U (en) | Step-type plug gauge calibrating device | |
| CN209878711U (en) | High-precision rod material meter weight tester | |
| CN216668465U (en) | Automobile seat basin framework assembly toothed plate detection and measurement device | |
| CN111122028B (en) | Stress sensor and preparation method thereof | |
| CN209246980U (en) | A kind of novel axle housing length check cubing | |
| CN209246862U (en) | A kind of axle housing pedestal end face and mounting plate are apart from cubing | |
| CN204694179U (en) | A kind of inner-cavity structure dimension measuring device | |
| RU186182U1 (en) | LASER BENDER FOR MEASURING ROAD BENDING |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220208 |