CN208458641U - A kind of spherical surface of planetary gear contour degree detection device - Google Patents
A kind of spherical surface of planetary gear contour degree detection device Download PDFInfo
- Publication number
- CN208458641U CN208458641U CN201821110394.6U CN201821110394U CN208458641U CN 208458641 U CN208458641 U CN 208458641U CN 201821110394 U CN201821110394 U CN 201821110394U CN 208458641 U CN208458641 U CN 208458641U
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- screw
- bottom plate
- rotating block
- hole
- planetary gear
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Abstract
A kind of spherical surface of planetary gear contour degree detection device, it is characterized by comprising bottom plate, positioning core axle, adjusting nut, screw I, amesdial, measurement arms, flat mouth screw, rotating block, screw II, bottom plate is a plate, the bottom section cylinder of positioning core axle is inserted in the mandrel inner hole of bottom plate, then adjusting nut is screwed in the external screw thread in the middle part of positioning core axle.Rotating block is fastened on bottom plate by two screws II, the cylinder of the protrusion of one end of measurement arm is inserted in the hole of rotating block, then flat mouth screw is screwed in the screw hole of axial end, after assembly, measurement arm can rotate in rotating block.The utility model is advised without using the very high Internal Spherical Surface standard of difficulty of processing, also there is no parts when detection and standard Internal Spherical Surface standard rule to want phase mutual friction, the problem for causing interior gauge ball easy to wear, it can realize flexibility sufficiently to meet many different size planetary gear spherical profile degree testing requirements, structure is simple and convenient to operate, and is able to achieve on-line checking.
Description
Technical field
The utility model relates to a kind of spherical surface of planetary gear contour degree detection devices.
Background technique
Differential mechanism is a significant components in automobile gearbox, it left and right (or forward and backward) driving wheel can be made to realize with
The mechanism of different rotating speeds rotation, wherein planetary gear is an important part in differential mechanism.Some planetary gear installations
Face is spherical surface, in order to ensure installation accuracy, needs to detect spherical profile degree.The detection method of spherical profile degree is at present
With three coordinate measurements of belt profile degree detection function, but three coordinates are not suitable for on-line checking, and testing cost is higher, and and not all
Three-dimensional coordinates measurement software be assembled with profile tolerance detection module.Another detection method is detection method of tinting, and is exactly in planet
It tints on the spherical surface of gear, then is contacted with gauge ball in a standard with spherical surface of planetary gear, see its contact area.This detection side
Method is affected by human factors larger, and the manufacture difficulty of processing of standard Internal Spherical Surface with high accuracy is very big, part and standard when detection
Interior gauge ball wants phase mutual friction, causes interior gauge ball easy to wear.
Summary of the invention
The purpose of this utility model is to provide a kind of spherical surface of planetary gear contour degree detection devices, overcome current spherical surface wheel
The disadvantage that wide degree testing cost is high, unsuitable on-line checking and interior gauge ball are easy to wear.
A kind of spherical surface of planetary gear contour degree detection device, it is characterised in that: including bottom plate, positioning core axle, adjusting nut,
Screw I, amesdial, measurement arm, flat mouth screw, rotating block, screw II, bottom plate is one piece of square plate, and one end machined two
Screw hole installs rotating block, and centre has a positioning shaft hole to be put into positioning core axle, four sections of step circles of positioning core axle point, uppermost cylinder
With tested planetary gear inner hole, planetary gear is inserted in upper section cylinder when detection, and next cylinder outer diameter is bigger than a upper cylinder,
And machined screw thread, adjusting nut screws in intermediate screw thread, then next section of cylinder outer diameter and, most next section circle bigger than the preceding paragraph
The column outer diameter positioning shaft hole with bottom plate smaller than the preceding paragraph cylinder cooperates, and there is screw hole on rotating block both sides, by screw II rotation
Block is fixed on bottom plate, there is a circular hole among rotating block, and the axis of circular hole is aligned with bottom plate positioning shaft hole axis, and measurement arm is
Z-shaped, lower end have the axis of a protrusion to be inserted in the circular hole of rotating block, have screw hole in axial end, install flat mouth screw thereon,
Ensure that measurement arm can do the rotation of one degree of freedom in rotating block by screwing in flat mouth screw, the upper end of cursor has one
Amesdial mounting hole is packed into amesdial, and fixed with screw I, and the center of amesdial mounting hole and bottom plate positioning shaft hole axis are in side
It is aligned on direction.By selecting the amesdial of wide range and adjusting the installation site of amesdial and determining for the replacement different parts of adaptation
Position mandrel is to realize different size planetary gear spherical profile degree testing requirements.
The utility model has the advantages that: the utility model solves existing detection spherical surface of planetary gear profile tolerance inconvenience, with
And testing cost height and unsuitable problem on line detection.The utility model is without using the very high Internal Spherical Surface standard of difficulty of processing
Rule, also there is no parts when detection and standard Internal Spherical Surface standard rule to want phase mutual friction, and the problem for causing interior gauge ball easy to wear can fill
To divide and realizes flexibility to meet many different size planetary gear spherical profile degree testing requirements, structure is simple and convenient to operate,
And it is able to achieve on-line checking.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
In figure: bottom plate 1, positioning core axle 2, adjusting nut 3, screw I 4, amesdial 5, rotation measuring arm 6, flat mouth screw 7,
Rotating block 8, screw II 9.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description:
A kind of spherical surface of planetary gear contour degree detection device, it is characterised in that: including bottom plate 1, positioning core axle 2, adjust spiral shell
Mother 3, screw I 4, amesdial 5, measurement arm 6, flat mouth screw 7, rotating block 8, screw II 9, bottom plate 1 are one piece of square plate, one end
It machined two screw hole installation rotating blocks 8, centre has a positioning shaft hole to be put into positioning core axle 2, and positioning core axle 2 divides four sections of steps
Circle, uppermost cylinder and tested planetary gear inner hole are clearance fit, and planetary gear is inserted in upper section cylinder, Xia Yiyuan when detection
Column outer diameter is bigger than a upper cylinder, and machined screw thread, and adjusting nut 3 screws in intermediate screw thread, then next section of cylinder outer diameter compares again
The preceding paragraph is big, and most next section of cylinder outer diameter be smaller than the preceding paragraph cylinder, with the positioning shaft hole of bottom plate 1 is clearance fit, and 8 liang of rotating block
While there is screw hole, rotating block 8 is fixed on bottom plate 1 by screw II 9, there is a circular hole, the axis of circular hole among rotating block 8
Line is aligned with 1 positioning shaft hole axis of bottom plate, and measurement arm 6 is Z-shaped, the circle that lower end has the axis of a protrusion to be inserted in rotating block 8
Kong Zhong, the two are gap slide fit, have screw hole in axial end, install flat mouth screw 7 thereon, ensure to survey by screwing in flat mouth screw 7
Amount arm 6 can do the rotation of one degree of freedom in rotating block 8, and the upper end of cursor 6 has an amesdial mounting hole to be packed into thousand
Divide table 5, and fixed with screw I 4, the center of 5 mounting hole of amesdial is aligned in side direction with 1 positioning shaft hole axis of bottom plate, is led to
It crosses the amesdial 5 of the wide range of 0~10 or more selected range and adjusts the installation site and the different parts of replacement adaptation of amesdial 5
Positioning core axle 2 with realize different size planetary gear spherical profile degree detect.
The measurement of the utility model and calibration theory are: spherical profile degree is actual profile and a theoretical radius of a ball is base
The deviation of quasi- profile, since the theoretical ball point of planetary gear spherical profile is on the axial line of planetary gear hole, so only
Plane where ensuring the rotary motion trace of 5 gauge head of amesdial passes through planetary gear hole axial line.The measurement of amesdial 5 zero
Position can tune to the size of the theoretical radius of a ball with the rotation distance of the rotation between centers in rotation measuring arm, and specific method of adjustment can be with
It is to keep thousand ruler tables, 5 side gudgeon vertical, the height of the center of rotation of amesdial measurement zero-bit and rotating block under vertical state.Detection
When, 5 gauge head of amesdial is first adjusted at a distance from the rotation axially bored line of rotating block 8, after adjustment, tested planetary gear quilt
It surveys spherical surface upwards and covers on positioning core axle 2, lower end surface is contacted with adjusting nut 3, adjusts tested planet tooth with adjusting nut 3
The height of wheel is tested planetary gear on sphere-contact to the gauge head of amesdial 5, is pressed in the gauge head of thousand tables point at zero-bit,
It is rotated further by measurement arm 6, sees the variable quantity of the reading of amesdial 5, by finely tuning planetary gear height several times, when variable quantity is most
When small value, this numerical value is exactly profile tolerance deviation of the planetary gear under a section, is rotated further by planetary gear, is detected on circumference not
With the profile variation in section, thus precise measurement spherical profile degree.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, make several equivalent substitute or obvious modifications without departing from the concept of the premise utility, and performance or
Purposes is identical, then shall be regarded as belonging to the protection scope that claims that the utility model is submitted determine.
Claims (1)
1. a kind of spherical surface of planetary gear contour degree detection device, it is characterised in that: including bottom plate (1), positioning core axle (2), adjust
Nut (3), screw I (4), amesdial (5), measurement arm (6), flat mouth screw (7), rotating block (8), screw II (9), bottom plate (1)
For one piece of square plate, one end machined two screw hole installations rotating block (8), and centre has a positioning shaft hole to be put into positioning core axle
(2), four sections of step circles of positioning core axle (2) point, uppermost cylinder and tested planetary gear inner hole, next cylinder outer diameter ratio
A upper cylinder is big, and machined screw thread, and adjusting nut (3) screws in intermediate screw thread, then next section of cylinder outer diameter compares the preceding paragraph again
Greatly, the most next section of cylinder outer diameter positioning shaft hole with bottom plate (1) smaller than the preceding paragraph cylinder cooperates, and there is screw on rotating block (8) both sides
Hole is fixed on rotating block (8) on bottom plate (1) by screw II (9), has a circular hole, the axis of circular hole among rotating block (8)
It is aligned with bottom plate (1) positioning shaft hole axis, measurement arm (6) is Z-shaped, and lower end has the axis of a protrusion to be inserted in rotating block (8)
Circular hole in, have screw hole in axial end, thereon install flat mouth screw (7), measurement arm (6) upper end have an amesdial mounting hole
It is packed into amesdial (5), and fixed with screw I (4), the center of amesdial (5) mounting hole and bottom plate (1) positioning shaft hole axis are in side
It is aligned on direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110394.6U CN208458641U (en) | 2018-07-13 | 2018-07-13 | A kind of spherical surface of planetary gear contour degree detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110394.6U CN208458641U (en) | 2018-07-13 | 2018-07-13 | A kind of spherical surface of planetary gear contour degree detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208458641U true CN208458641U (en) | 2019-02-01 |
Family
ID=65171258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821110394.6U Expired - Fee Related CN208458641U (en) | 2018-07-13 | 2018-07-13 | A kind of spherical surface of planetary gear contour degree detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208458641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272123A (en) * | 2020-03-31 | 2020-06-12 | 中国航发动力股份有限公司 | Device and method for detecting roundness and diameter of ball for measuring pin of coordinate measuring machine |
-
2018
- 2018-07-13 CN CN201821110394.6U patent/CN208458641U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272123A (en) * | 2020-03-31 | 2020-06-12 | 中国航发动力股份有限公司 | Device and method for detecting roundness and diameter of ball for measuring pin of coordinate measuring machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 169, Meilin street, economic and Technological Development Zone, Nanchang City, Jiangxi Province Patentee after: Magna powertrain (Jiangxi) Co.,Ltd. Address before: 330013 No.169, Meilin street, Nanchang Economic and Technological Development Zone, Jiangxi Province Patentee before: GETRAG (JIANGXI) TRANSMISSION Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20210713 |