CN217331009U - Utensil is examined in special use of CVT band pulley shaft conical surface angle - Google Patents
Utensil is examined in special use of CVT band pulley shaft conical surface angle Download PDFInfo
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- CN217331009U CN217331009U CN202221111784.1U CN202221111784U CN217331009U CN 217331009 U CN217331009 U CN 217331009U CN 202221111784 U CN202221111784 U CN 202221111784U CN 217331009 U CN217331009 U CN 217331009U
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- conical surface
- pulley shaft
- cvt
- surface angle
- base
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- 238000012360 testing method Methods 0.000 claims description 30
- 238000001514 detection method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a utensil is examined in special use of CVT band pulley shaft conical surface angle, it includes base and cushion, the upper end of base is equipped with the testboard, the testboard is opened there is the commentaries on classics hole, change the hole and extend to in the base, the lower extreme clearance fit of commentaries on classics hole and CVT band pulley shaft, the cushion passes through the lower extreme of fix with screw at the testboard, install two amesdials on the cushion, the measuring head of amesdial passes the testboard and contacts with the conical surface of CVT band pulley shaft, two the amesdial is located the same radial direction of testboard. Compared with the prior art, the utility model discloses a amesdial, testboard and base collocation detect the conical surface angle of work piece, and overall structure is simple, and it is convenient to detect, and is with low costs.
Description
Technical Field
The utility model belongs to the technical field of the conical surface angle detection technique and specifically relates to a utensil is examined in CVT belted wheel shaft conical surface angle special use.
Background
The angle precision of the CVT belt wheel shaft conical surface is high (11 degrees +/-40'), the processing quality of the conical surface needs to be measured after the processing is finished, the current detection mode is that the first, the middle and the last workpieces are sent to an external detection chamber for three-coordinate detection, the three-coordinate detection is to use a three-coordinate measuring machine to carry out shape and position tolerance detection and measurement on the workpiece, and whether the error of the workpiece is within a tolerance range is judged. However, three-coordinate measuring machines are expensive, resulting in high investment costs.
SUMMERY OF THE UTILITY MODEL
The utility model provides a CVT takes turns conical surface angle special use to examine utensil, overall structure is simple, and it is convenient to detect, and is with low costs.
The utility model provides a utensil is examined in special use of CVT band pulley shaft conical surface angle, including base and cushion, the upper end of base is equipped with the testboard, the testboard is opened there is the commentaries on classics hole, change the hole and extend to in the base, change the lower extreme clearance fit of hole and CVT band pulley shaft, the cushion passes through the lower extreme of fix with screw at the testboard, install two amesdials on the cushion, the measuring head of amesdial passes the testboard and contacts two with the conical surface of CVT band pulley shaft the amesdial is located the same radial direction of testboard.
Preferably, the cushion block is provided with two clamping plates, a clamping hole matched with the dial indicator is formed between the two clamping plates, and the two clamping plates are fixed through bolts.
Preferably, the distance between the rotating hole and the lower end of the CVT belt wheel shaft is 0.005mm-0.031 mm.
Preferably, the dial indicator is perpendicular to the lower end face of the test board.
Preferably, the upper end of the test board is provided with a containing groove, the rotary hole penetrates through the bottom of the containing groove, and the aperture of the containing groove is larger than that of the rotary hole.
Preferably, one dial indicator of the two dial indicators penetrates through the groove bottom of the accommodating groove to be in contact with the conical surface of the CVT belt wheel shaft.
Preferably, the base comprises a bottom plate and an upright post, the upright post is fixed between the bottom plate and the test bench, and the rotating hole penetrates through the upright post.
Preferably, the outer contours of the bottom plate and the test bench are circular.
Compared with the prior art, the utility model discloses a amesdial, testboard and base collocation detect the conical surface angle of work piece, and overall structure is simple, and it is convenient to detect, and is with low costs.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic structural view of the base of the present invention;
fig. 3 is a schematic cross-sectional view of the base of the present invention;
FIG. 4 is a schematic structural diagram of the cushion block of the present invention;
fig. 5 is a schematic diagram of the dial indicator detecting workpiece of the present invention.
Reference numerals:
1. the test bed comprises a base, 11 parts of a bottom plate, 12 parts of an upright post, 2 parts of a cushion block, 21 parts of a clamping plate, 22 parts of bolts, 3 parts of a test bed, 31 parts of an accommodating groove, 4 parts of rotating holes, 5 parts of a dial indicator and 6 parts of clamping holes.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings in the present invention will be combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
Referring to the attached drawings 1-2, the utility model provides a CVT belt wheel shaft conical surface angle special checking fixture, which comprises a base 1 and a cushion block 2, wherein the upper end of the base 1 is provided with a test board 3, the test board 3 is provided with a rotating hole 4, the rotating hole 4 extends into the base 1, the rotating hole 4 is in clearance fit with the lower end of the CVT belt wheel shaft, the lower end of the CVT belt wheel shaft is cylindrical, the cushion block 2 is fixed at the lower end of the test board 3 through screws, two dial indicators 5 are arranged on the cushion block 2, a measuring head of the dial indicator 5 passes through the test board 3 to be in contact with the conical surface of the CVT belt wheel shaft, the measuring head of the dial indicator 5 is in contact with the conical surface of a measured workpiece, if the measured workpiece conical surface angle deviates from a theoretical central value, the axial distance of the measuring head of the dial indicator 5 changes, therefore, the angle value of the conical surface of the workpiece to be measured is converted into the numerical value of the dial indicator 5, and the two dial indicators 5 are positioned on the same radial direction of the test bench 3. In the detection process, the conical surface of the CVT belt wheel shaft or the test bench 3 is possibly abraded, the position of the CVT belt wheel shaft in the height direction can be changed, the difference value of the measured values of the two dial indicators 5 is obtained by arranging the two dial indicators 5, and errors caused by abrasion of a workpiece or the test bench 3 can be effectively eliminated.
Referring to fig. 4, the cushion block 2 is provided with two clamping plates 21, a clamping hole 6 matched with the measuring rod of the dial indicator 5 is formed between the two clamping plates 21, and the two clamping plates 21 are fixed through bolts 22.
Specifically, the distance between the rotary hole 4 and the lower end of the CVT belt wheel shaft is 0.005mm-0.031 mm.
The lower end face of amesdial 5 perpendicular to testboard 3 specifically is the lower end face of amesdial 5's measuring stick perpendicular to testboard 3.
Referring to fig. 3, the upper end of the testing platform 3 is provided with a receiving slot 31, the rotating hole 4 passes through the bottom of the receiving slot 31, and the aperture of the receiving slot 31 is larger than that of the rotating hole 4.
Specifically, one dial indicator 5 of the two dial indicators 5 passes through the groove bottom of the accommodating groove 31 to be in contact with the conical surface of the CVT pulley shaft.
The base 1 comprises a bottom plate 11 and a vertical column 12, wherein the vertical column 12 is fixed between the bottom plate 11 and the test bench 3, and the rotating hole 4 penetrates through the vertical column 12.
The outer contours of the bottom plate 11 and the test bench 3 are both circular.
The utility model discloses place the standard component on testboard 3 to amesdial 5 zeroing, then take out the standard component, will be surveyed the work piece and place on testboard 3 and rotatory round, read the indicating value of two amesdials 5, and calculate the difference of the indicating value of two amesdials 5, refer to figure 5, the difference of the indicating value of two amesdials 5 is b, two amesdials 5's distance is an, then tan c ═ a/b, if the value of c is in predetermined within range, then the conical surface angle precision of work piece meets the requirements, otherwise the work piece conical surface angle is unqualified. Through the utility model provides a utensil is examined in CVT belted wheel shaft conical surface angle special use, its simple structure, it is convenient to detect, and is with low costs.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. The special detection tool for the conical surface angle of the CVT belt wheel shaft is characterized by comprising a base and a cushion block, wherein a test board is arranged at the upper end of the base, a rotating hole is formed in the test board and extends into the base, the rotating hole is in clearance fit with the lower end of the CVT belt wheel shaft, the cushion block is fixed at the lower end of the test board through a screw, two dial indicators are installed on the cushion block, a measuring head of each dial indicator penetrates through the test board to be in contact with the conical surface of the CVT belt wheel shaft, and the two dial indicators are located in the same radial direction of the test board.
2. The special testing fixture for the conical surface angle of the CVT pulley shaft according to claim 1, characterized in that the cushion block is provided with two clamping plates, a clamping hole matched with the dial indicator is formed between the two clamping plates, and the two clamping plates are fixed through bolts.
3. The special testing fixture for the conical surface angle of the CVT pulley shaft of claim 1, wherein the distance between the rotating hole and the lower end of the CVT pulley shaft is 0.005mm-0.031 mm.
4. The special testing fixture for the conical surface angle of the CVT pulley shaft of claim 1, characterized in that the dial indicator is perpendicular to the lower end face of the testing table.
5. The special testing fixture for the conical surface angle of the CVT pulley shaft of claim 1, wherein the testing platform has a receiving groove at an upper end thereof, the rotation hole penetrates through a bottom of the receiving groove, and a diameter of the receiving groove is larger than a diameter of the rotation hole.
6. The special testing fixture for the conical surface angle of the CVT pulley shaft as claimed in claim 5, wherein one of the two dial indicators passes through the groove bottom of the accommodating groove to be in contact with the conical surface of the CVT pulley shaft.
7. The CVT pulley shaft cone angle application specific gauge of claim 1, wherein the base comprises a base plate and a post, the post is fixed between the base plate and the test table, and the rotation hole passes through the post.
8. The special tool for detecting the conical surface angle of the CVT pulley shaft of claim 7, wherein the outer contours of the bottom plate and the test platform are circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221111784.1U CN217331009U (en) | 2022-05-10 | 2022-05-10 | Utensil is examined in special use of CVT band pulley shaft conical surface angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221111784.1U CN217331009U (en) | 2022-05-10 | 2022-05-10 | Utensil is examined in special use of CVT band pulley shaft conical surface angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217331009U true CN217331009U (en) | 2022-08-30 |
Family
ID=82950197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221111784.1U Active CN217331009U (en) | 2022-05-10 | 2022-05-10 | Utensil is examined in special use of CVT band pulley shaft conical surface angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217331009U (en) |
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2022
- 2022-05-10 CN CN202221111784.1U patent/CN217331009U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240107 Address after: 646003 Section 4, Jiugu Avenue, High tech Zone, Luzhou City, Sichuan Province Patentee after: Luzhou Rongda Intelligent Transmission Co.,Ltd. Address before: 412000 No. 68, durong Road, Yuelu District, Changsha City, Hunan Province Patentee before: Hunan Yung Da intelligent transmission Limited by Share Ltd. Patentee before: Luzhou Rongda Intelligent Transmission Co.,Ltd. |