CN211147553U - Device for measuring symmetry degree of intermediate groove of planetary gear shaft - Google Patents
Device for measuring symmetry degree of intermediate groove of planetary gear shaft Download PDFInfo
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- CN211147553U CN211147553U CN201921834008.2U CN201921834008U CN211147553U CN 211147553 U CN211147553 U CN 211147553U CN 201921834008 U CN201921834008 U CN 201921834008U CN 211147553 U CN211147553 U CN 211147553U
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- groove
- cross arm
- symmetry
- bottom plate
- needle roller
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Abstract
The utility model discloses a groove symmetry measuring device in middle of planetary gear axle mainly includes bottom plate etc. and the cross arm is connected in bearing guide B upper end, and two V type locating pieces are installed respectively at the cross arm both ends, and the fixed block fastens in the middle of the cross arm, and the groove plane is passed through the spring mounting to the piece and is reciprocated on the fixed block and for the fixed block, and fixed plate upper end connection spring closing device assembly, the bottom plate is connected to the fixed plate lower extreme, and bearing guide A passes through the bolt fastening in the bottom plate, and the amesdial is connected to the table frame upper end, and table frame lower extreme is connected to bearing guide. The utility model realizes that the symmetry value of the middle groove can be directly displayed on the dial indicator, the use is simple, convenient and visual, and the situation that the company can not accurately detect the symmetry of the middle groove of the planet gear shaft before is changed; the symmetry degree process control and detection of the intermediate groove during the process of roughly milling the intermediate groove and hard milling the intermediate groove of the planetary gear shaft are ensured, smooth sample mixing of a test product is realized, and the method is applied to detection of batch processing.
Description
Technical Field
The utility model relates to a planetary gear axle measuring field, concretely relates to groove symmetry measuring device in middle of planetary gear axle.
Background
According to the technical requirement of symmetry on the drawing of the intermediate groove of the planet gear shaft, the tolerance zone is the area between two parallel planes (two intermediate groove planes) which are symmetrically arranged relative to a reference plane (the central line of the journal) at a distance t. After the intermediate groove of the planet gear shaft is roughly milled and finely milled, a company does not have a corresponding special checking fixture for detecting the symmetry degree of the intermediate groove, and the company does not have a method and a checking fixture for detecting the intermediate groove of the planet gear shaft fundamentally, which is a technical blank under the existing condition.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of prior art existence, and provide a groove symmetry measuring device in the middle of the planetary gear axle.
The purpose of the utility model is accomplished through following technical scheme: the device for measuring the symmetry degree of the middle groove of the planetary gear shaft mainly comprises a bottom plate, a needle roller guide rail A, a needle roller guide rail B, a fixing plate, a cross arm, V-shaped positioning blocks, a spring pressing device assembly, a fixing block, a spring, a groove plane pair block, a gauge stand and a dial indicator.
The utility model has the advantages that: the utility model realizes that the symmetry value of the middle groove can be directly displayed on the dial indicator, the use is simple, convenient and visual, and the situation that the company can not accurately detect the symmetry of the middle groove of the planet gear shaft before is changed; the symmetry degree process control and detection of the intermediate groove during the process of roughly milling the intermediate groove and hard milling the intermediate groove of the planetary gear shaft are ensured, smooth sample mixing of a test product is realized, and the method is applied to detection of batch processing.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the tolerance of the workpiece according to the present invention.
Fig. 3 is a top view of the workpiece of the present invention.
Description of reference numerals: the device comprises a base plate 1, a needle roller guide A2, a needle roller guide B3, a fixing plate 4, a cross arm 5, a V-shaped positioning block 6, a workpiece 7, a spring pressing device assembly 8, a fixing block 9, a spring 10, a groove plane pair block 11, a gauge stand 12 and a dial gauge 13.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
example (b): as shown in the attached drawings, the device for measuring the symmetry degree of the middle groove of the planet gear shaft mainly comprises a base plate 1, a needle roller guide A2, a needle roller guide B3, a fixing plate 4, a cross arm 5, a V-shaped positioning block 6 and a spring pressing device assembly 8, the needle roller guide rail assembly comprises a fixing block 9, a spring 10, a groove plane pair block 11, a gauge stand 12 and a dial indicator 13, wherein a needle roller guide rail B3 is fastened above a bottom plate 1 through a bolt, a cross arm 5 is connected to the upper end of a needle roller guide rail B3, two V-shaped positioning blocks 6 are respectively installed at two ends of the cross arm 5, the fixing block 9 is fastened in the middle of the cross arm 5, the groove plane pair block 11 is installed on the fixing block 9 through the spring 10 and moves up and down relative to the fixing block 9, the upper end of a fixing plate 4 is connected with a spring pressing device assembly 8, the lower end of the fixing plate 4 is connected with the bottom plate 1, the needle roller guide rail A2 is fastened on the bottom plate 1.
The method for measuring the symmetry degree of the middle groove of the planet gear shaft mainly comprises the following steps:
1) during measurement, one side of a middle groove of the workpiece 7 is aligned to the groove plane pair block 11, and after buffering and direction correction are carried out through the spring 10, the workpiece 7 is finally positioned on the two V-shaped positioning blocks 6 through an excircle;
2) pulling the spring pressing device assembly 8 to fix the workpiece 7 on the two V-shaped positioning blocks 6;
3) vertically contacting the contact tip of the dial indicator 13 with the plane of the groove on the other side, aligning the pointer on the dial surface of the dial indicator 13 to zero, and moving the workpiece 7 away from the contact of the dial indicator 13 along the needle roller guide B3;
4) turning up the spring pressing device assembly 8, rotating the workpiece 7 in the two V-shaped positioning blocks by 180 degrees, and turning up the spring pressing device assembly 8 again to fix the workpiece 7 on the two V-shaped positioning blocks 6;
5) and moving the workpiece 7 along the needle roller guide B3 again to enable the contact tip of the dial indicator 13 to be vertically contacted with the rotated groove plane on one side, and moving the dial indicator 13 along the needle roller guide A2, wherein the reading difference displayed by the dial indicator 13 is the symmetry error.
It should be understood that equivalent substitutions or changes to the technical solution and the inventive concept of the present invention should be considered to fall within the scope of the appended claims for the skilled person.
Claims (1)
1. The utility model provides a slot symmetry measuring device in middle of planet gear axle which characterized in that: mainly comprises a bottom plate (1), a needle roller guide A (2), a needle roller guide B (3), a fixing plate (4), a cross arm (5), V-shaped positioning blocks (6), a spring pressing device assembly (8), a fixing block (9), a spring (10), two V-shaped positioning blocks (6) which are respectively arranged at two ends of the cross arm (5), a gauge stand (12) and a dial indicator (13), wherein the needle roller guide B (3) is fastened above the bottom plate (1) through bolts, the cross arm (5) is connected with the upper end of the needle roller guide B (3), the two V-shaped positioning blocks (6) are respectively arranged at the two ends of the cross arm (5), the fixing block (9) is fastened in the middle of the cross arm (5), the groove plane pair block (11) is arranged on the fixing block (9) through the spring (10) and moves up and down relative to the fixing block (9), the upper end of the fixing, the needle roller guide A (2) is fastened on the bottom plate (1) through bolts, the upper end of the gauge stand (12) is connected with the dial gauge (13), and the lower end of the gauge stand (12) is connected with the needle roller guide A (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834008.2U CN211147553U (en) | 2019-10-29 | 2019-10-29 | Device for measuring symmetry degree of intermediate groove of planetary gear shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834008.2U CN211147553U (en) | 2019-10-29 | 2019-10-29 | Device for measuring symmetry degree of intermediate groove of planetary gear shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211147553U true CN211147553U (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921834008.2U Active CN211147553U (en) | 2019-10-29 | 2019-10-29 | Device for measuring symmetry degree of intermediate groove of planetary gear shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211147553U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117589114A (en) * | 2024-01-16 | 2024-02-23 | 泰州市爱国机械有限公司 | Planetary gear shaft symmetry degree detection equipment and detection method thereof |
-
2019
- 2019-10-29 CN CN201921834008.2U patent/CN211147553U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117589114A (en) * | 2024-01-16 | 2024-02-23 | 泰州市爱国机械有限公司 | Planetary gear shaft symmetry degree detection equipment and detection method thereof |
| CN117589114B (en) * | 2024-01-16 | 2024-04-26 | 泰州市爱国机械有限公司 | Planetary gear shaft symmetry degree detection equipment and detection method thereof |
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| CP03 | Change of name, title or address |
Address after: 311215 Wanxiang Road, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Wanxiang Qianchao Co.,Ltd. Patentee after: WANXIANG GROUP Co.,Ltd. Address before: No.1 Wanxiang Road, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee before: WANXIANG QIANCHAO Co.,Ltd. Patentee before: WANXIANG GROUP Co.,Ltd. |