CN208520571U - It is a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash - Google Patents
It is a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash Download PDFInfo
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- CN208520571U CN208520571U CN201821165809.XU CN201821165809U CN208520571U CN 208520571 U CN208520571 U CN 208520571U CN 201821165809 U CN201821165809 U CN 201821165809U CN 208520571 U CN208520571 U CN 208520571U
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- auxiliary mould
- measurement auxiliary
- measurement
- optical axis
- backlash
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Abstract
The utility model discloses a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash, including measurement table, pedestal and multiple fixing pieces, pedestal includes chassis that is horizontally disposed and being used to support poor shell, chassis upper surface is vertically arranged with the optical axis that through-hole is fitted through with the through-hole of poor shell, optical axis upper end is vertically arranged with the connecting shaft for installing axle shaft gear, and fixing piece can be connect with poor shell and the position of fixed cross axis.Guarantee that cross axle is completely fixed, axle shaft gear is completely fixed and centering, human error when avoiding backlash measurement is accumulative, improve the reliability of backlash measured value, and it is structurally reasonable, process for machining and manufacturing is simple, and use is simple and fast, it solves the problems, such as that the poor backlash detection error of wheel is larger, improves the quality of Product Assembly.
Description
Technical field
The utility model relates to assembly tooling fields, more particularly to a kind of for detecting inter-wheel differential backlash
Measure auxiliary mould.
Background technique
Inter-wheel differential is the critical component of automobile, and the realization of left and right driving wheel can be made to rotate with different rotating speeds.Main packet
Poor shell and the axle shaft gear being set in poor shell, cross axle and planetary gear etc. are included, when automobile turning travels or in not level road
On face when driving, roll left and right wheels with different rotating speeds, i.e. guarantee two sides driving wheel makees PURE ROLLING, that is, differential between taking turns
Device is to adjust the rotational speed difference of left and right wheels and device.
When gear engaged transmission, in order to form lubricating oil film between contacting profile, the sassafras fever expansion that rubs because of the gear teeth is avoided
And it is stuck, must be there are gap between flank profil, this gap is known as backlash.
In order to guarantee the normal operation of vehicle, need to be in backlash in reasonable range, backlash is excessive, meeting
Make to impact larger, reduces life of product, backlash is too small, can not form lubricating oil film, can be stuck when serious, therefore flank
Gap control is not allowed to seriously affect product quality, needs to measure it detection.
Existing measurement method is that dial indicator holder is fixed on level table, and by percentage list index perpendicular contact planet
Gear teeth face, both direction stir planetary gear, and the situation of change by observing percentage list index reads backlash value.But
Since cross axle cannot be bonded completely with the cross shaft hole of poor shell, and axle shaft gear and poor shell phase answer fit clearance mistake at matching hole
Greatly, axle shaft gear shift in position is larger, causes larger with error when conventional method dial gauge measurement backlash.
Therefore, how to provide a kind of measurement auxiliary mould for effectively reducing error and improving accuracy of measurement is this field skill
The current technical issues that need to address of art personnel.
Utility model content
The purpose of the utility model is to provide a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash, leads to
It crosses pedestal and fixing piece secures the position of each component, effectively reduce error and improve accuracy of measurement.
In order to solve the above technical problems, the utility model provide it is a kind of for detecting the measurement of inter-wheel differential backlash
Auxiliary mould, including measurement table, pedestal and multiple fixing pieces, the pedestal include bottom that is horizontally disposed and being used to support poor shell
Disk, the chassis upper surface are vertically arranged with the optical axis that the through-hole is fitted through with the through-hole of poor shell, the optical axis upper end
It is vertically arranged with the connecting shaft for installing axle shaft gear, the fixing piece can be connect with poor shell and the position of fixed cross axis
It sets.
Preferably, the chassis is specially disk, and the optical axis is set to circle disk center.
Preferably, the connecting shaft is specially splined shaft.
Preferably, the disk, the optical axis and splined shaft integral type setting.
Preferably, escape is provided between the splined shaft and the optical axis.
Preferably, locating slot is provided on the disk upper surface.
Preferably, the measurement table is specially dial gauge.
Preferably, the measurement table is movably installed in the chassis.
Preferably, the fixing piece is specially clip, and the clip includes the semi-ring and two connecting plates of integral type setting,
The semi-ring is set in cross axle for being buckled to, and two connecting plates are respectively arranged at the both ends of the semi-ring and to extension
It stretches, the unthreaded hole for being bolted poor shell upper bolt hole is provided on the connecting plate.
Preferably, including symmetrically arranged two clips, for distinguishing diagonal two axis of fixed cross axis.
The utility model provides a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash, including measurement
Table, pedestal and multiple fixing pieces, pedestal include chassis that is horizontally disposed and being used to support poor shell, and chassis upper surface is vertically arranged with
The optical axis of through-hole is fitted through with the through-hole of poor shell, optical axis upper end is provided with the connecting shaft for installing axle shaft gear, fixed
Part can be connect with poor shell and the position of fixed cross axis.Guaranteeing that cross axle is completely fixed, axle shaft gear is completely fixed and centering,
Human error when avoiding backlash measurement is accumulative, improves the reliability of backlash measured value, and structurally reasonable, processing
Manufacturing process is simple, and use is simple and fast, solves the problems, such as that the poor backlash detection error of wheel is larger, improves Product Assembly
Quality.
Detailed description of the invention
Fig. 1 is a kind of working condition signal of specific embodiment of measurement auxiliary mould provided by the utility model
Figure；
Fig. 2 is the main section view of pedestal in a kind of specific embodiment of measurement auxiliary mould provided by the utility model
Figure；
Fig. 3 is the main section view of clip in a kind of specific embodiment of measurement auxiliary mould provided by the utility model
Figure；
Fig. 4 is the top view of clip in a kind of specific embodiment of measurement auxiliary mould provided by the utility model.
Specific embodiment
The core of the utility model is to provide a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash, leads to
It crosses pedestal and fixing piece secures the position of each component, effectively reduce error and improve accuracy of measurement.
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and specific implementation
The utility model is described in further detail for mode.
Please refer to figs. 1 to 4, and Fig. 1 is a kind of specific embodiment of measurement auxiliary mould provided by the utility model
Working state schematic representation；Fig. 2 is pedestal in a kind of specific embodiment of measurement auxiliary mould provided by the utility model
Main sectional view；Fig. 3 is that the master of clip in a kind of specific embodiment of measurement auxiliary mould provided by the utility model cuts open
View；Fig. 4 is the top view of clip in a kind of specific embodiment of measurement auxiliary mould provided by the utility model.
Specific embodiment of the present invention provides a kind of for detecting the measurement backman of inter-wheel differential backlash
Dress, including measurement table, pedestal 1 and multiple fixing pieces.Inter-wheel differential includes poor shell 4 and the half axle gear that is installed in poor shell 4
Wheel 5, cross axle 6 and planetary gear 7, and gasket 8 is provided between poor shell 4 and axle shaft gear 5.
Wherein, the pedestal 1 of tooling includes chassis, optical axis 12 and connecting shaft in the application, and chassis can be disk 11, can also
Using the chassis of other shapes, such as square plate, disk 11 is horizontally disposed and is used to support poor shell 4, that is, when detecting, disk 11
It places on the table, poor shell 4 is placed in the upper surface of disk 11, rotates 7 pedestal 1 of planetary gear not when measuring backlash
It can rotate with it.Optical axis 12 is vertically arranged and is located at 11 the center point of disk, and when placing poor shell 4, optical axis 12 passes through right on poor shell 4
The through-hole answered, optical axis 12 and through-hole cooperate, fit clearance very little, and poor shell 4 makes 4 position of pedestal 1 and poor shell after being set in optical axis 12
It is fixed.12 upper end of optical axis is vertically arranged with connecting shaft, and after optical axis 12 passes through through-hole, the connecting shaft of the upper end is located in poor shell 4,
Axle shaft gear 5 is installed on connecting shaft, then proceedes to installation cross axle 6 and planetary gear 7, and connect by fixing piece and poor shell 4
It connects and the position of fixed cross axis 6, final use measures table progress backlash measurement.Specifically, connecting shaft can be spline
Axis 13 can also be cross key axis or flat key axis etc..I.e. pedestal 1 is followed successively by disk 1, optical axis and splined shaft 13 from the bottom to top.
Guarantee that cross axle 6 is completely fixed, axle shaft gear 5 is completely fixed and centering, avoids people when backlash measurement
For deviation accumulation, the reliability of backlash measured value is improved, and structurally reasonable, process for machining and manufacturing is simple, using simple fast
Victory solves the problems, such as that the poor backlash detection error of wheel is larger, improves the quality of Product Assembly.
In the measurement auxiliary mould that specific embodiment of the present invention provides, disk 11, optical axis 12 and splined shaft 13
It can be arranged with integral type, split type setting can also be used, nipple such as is set at 11 center of disk, in 13 lower end of splined shaft
It is also provided with nipple, the hickey of 12 both ends of optical axis setting cooperation, three components are connected through a screw thread.When integral type is arranged
Escape can be set between splined shaft 13 and optical axis 12 by lathe process.
Further, it positions for convenience, locating slot can be provided on 11 upper surface of disk, it is poor when placing poor shell 4
Shell 4 can be automatically fallen into locating slot.
Measuring table can be dial gauge, be capable of providing enough measurement accuracy, amesdial or other measurement tables can also be used.
Measurement table can be movably installed in chassis, when use direct traverse measurement table, measurement table can also be provided separately with chassis,
It is within the protection scope of the utility model.
On the basis of the measurement auxiliary mould that above-mentioned each specific embodiment provides, fixing piece is specially clip 2, clip
2 include the semi-ring 21 and two connecting plates 22 of integral type setting, and semi-ring 21 is set in cross axle 6, the wheel of semi-ring 21 for being buckled to
Exterior feature is matched with 6 outer diameter of cross axle, and two connecting plates 22 are respectively arranged at the both ends of semi-ring 21 and extend outwardly, on connecting plate 22
It is provided with the unthreaded hole 23 for being bolted poor 4 upper bolt hole of shell, the fixing piece of other structures form can also be used certainly, is such as pressed
Piece cooperates hand-tighten bolts etc..
Specifically, two clips being arranged symmetrically 2 can be set, respectively diagonal two axis of fixed cross axis 6.It can also basis
Situation adjusts the quantity of clip 2, both is within the protection scope of the present invention.
Specific measurement process are as follows: disk 11 is used to place poor shell 4, and intermediate optical axis 12 cooperates with poor 4 corresponding aperture of shell, cooperation
Gap very little fixes pedestal 1 with 4 position of poor shell, and splined shaft 13 and axle shaft gear 5 cooperate, and makes half using the positioning of splined shaft 13
5 position of shaft gear is fixed.When assembly, first pedestal 1 is placed on horizontal operation platform, then poor shell 4 is inserted on pedestal 1, then
It is put into axle shaft gear gasket 8 and axle shaft gear 5, the spline of axle shaft gear 5 is made to be meshed with splined shaft 13, then reassembles cross axle 6
With planetary gear 7, cross axle 6 is diagonally put on into two clips 2, and makes the bolt hole of its two unthreaded holes, 23 alignment difference shell 4, then with four
Two clips 2 are tightened fixation respectively by a bolt 8, and fixed cross axis 6 finally measures backlash with dial gauge.
The measurement auxiliary mould to provided by the utility model for detecting inter-wheel differential backlash carries out above
It is discussed in detail.Specific case used herein is expounded the principles of the present invention and embodiment, the above reality
The explanation for applying example is merely used to help understand the method and its core concept of the utility model.It should be pointed out that being led for this technology
For the those of ordinary skill in domain, without departing from the principle of this utility model, if can also be carried out to the utility model
Dry improvement and modification, modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (10)
1. a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash, which is characterized in that including measuring table, pedestal
(1) and multiple fixing pieces, the pedestal (1) include chassis that is horizontally disposed and being used to support poor shell (4), the chassis upper surface
It is vertically arranged with the optical axis (12) that the through-hole is fitted through with the through-hole of poor shell (4), optical axis (12) upper end is set vertically
It is equipped with the connecting shaft for installing axle shaft gear (5), the fixing piece can be connect with poor shell (4) and fixed cross axis (6)
Position.
2. measurement auxiliary mould according to claim 1, which is characterized in that the chassis is specially disk (11), described
Optical axis (12) is set to disk (11) center of circle.
3. measurement auxiliary mould according to claim 2, which is characterized in that the connecting shaft is specially splined shaft (13).
4. measurement auxiliary mould according to claim 3, which is characterized in that the disk (11), the optical axis (12) and
Splined shaft (13) the integral type setting.
5. measurement auxiliary mould according to claim 4, which is characterized in that the splined shaft (13) and the optical axis (12)
Between be provided with escape.
6. measurement auxiliary mould according to claim 5, which is characterized in that it is fixed to be provided on disk (11) upper surface
Position slot.
7. measurement auxiliary mould according to claim 1, which is characterized in that the measurement table is specially dial gauge.
8. measurement auxiliary mould according to claim 7, which is characterized in that the measurement table is movably installed in the bottom
Disk.
9. according to claim 1 to measurement auxiliary mould described in 8 any one, which is characterized in that the fixing piece is specially
Clip (2), the clip (2) include that the semi-ring (21) of integral type setting and two connecting plates (22), the semi-ring (21) are used for
Back-off is set in cross axle (6), and two connecting plates (22) are respectively arranged at the both ends of the semi-ring (21) and extend outwardly,
The unthreaded hole (23) for being bolted poor shell (4) upper bolt hole is provided on the connecting plate (22).
10. measurement auxiliary mould according to claim 9, which is characterized in that including symmetrically arranged two clips
(2), for distinguishing diagonal two axis of fixed cross axis (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821165809.XU CN208520571U (en) | 2018-07-20 | 2018-07-20 | It is a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821165809.XU CN208520571U (en) | 2018-07-20 | 2018-07-20 | It is a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208520571U true CN208520571U (en) | 2019-02-19 |
Family
ID=65334505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821165809.XU Active CN208520571U (en) | 2018-07-20 | 2018-07-20 | It is a kind of for detecting the measurement auxiliary mould of inter-wheel differential backlash |
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| CN (1) | CN208520571U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111981949A (en) * | 2020-06-30 | 2020-11-24 | 中国航发南方工业有限公司 | Positioning tool, positioning test device and circumferential backlash method thereof |
| CN112577735A (en) * | 2020-10-19 | 2021-03-30 | 江苏华永复合材料有限公司 | Axle differential preassembly tool |
-
2018
- 2018-07-20 CN CN201821165809.XU patent/CN208520571U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111981949A (en) * | 2020-06-30 | 2020-11-24 | 中国航发南方工业有限公司 | Positioning tool, positioning test device and circumferential backlash method thereof |
| CN112577735A (en) * | 2020-10-19 | 2021-03-30 | 江苏华永复合材料有限公司 | Axle differential preassembly tool |
| CN112577735B (en) * | 2020-10-19 | 2022-12-16 | 江苏华永复合材料有限公司 | Axle differential preassembly tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200601 Address after: 243000 Anhui city of Ma'anshan Province Economic and Technological Development Zone West Road Patentee after: ANHUI HUALING AUTOMOBILE Co.,Ltd. Address before: 243061 Anhui city of Ma'anshan Province Economic and Technological Development Zone West Road No. 359 3 Patentee before: ANHUI FUMA AXLE Co.,Ltd. |
|
| TR01 | Transfer of patent right |