CN109759781A - A kind of processing and detection method of precision planetary reducer planet carrier - Google Patents
A kind of processing and detection method of precision planetary reducer planet carrier Download PDFInfo
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- CN109759781A CN109759781A CN201811563014.9A CN201811563014A CN109759781A CN 109759781 A CN109759781 A CN 109759781A CN 201811563014 A CN201811563014 A CN 201811563014A CN 109759781 A CN109759781 A CN 109759781A
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- planet carrier
- detection method
- processing
- hole
- planetary reducer
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Abstract
The invention discloses the processing and detection method of a kind of accurate planetary reducer planet carrier, comprising the following steps: rough-cast, scribing line, rough turn, half smart car, heavy boring, right boring, smart car, drilling, gear shaping and finishing.The processing and detection method of planetary reducer planet carrier of the invention, based on design basis, technological datum and the detection benchmark to planet carrier part, it is detected by the manufacturing procedure of planet carrier, detection error can be effectively eliminated, meet manufacturing schedule and product quality requirement.
Description
Technical field
The present invention relates to planetary reducer correlative technology field, the processing of specifically a kind of precision planetary reducer planet carrier
And detection method.
Background technique
In recent years, China's infrastructure facility market of construction starts accelerated growth, and planetary reducer is in engineering mechanical device
On be widely used.Planetary reducer is a kind of for reducing prime mover output revolving speed, improves the planetary reduction gear of output torque
Geared system.
Planet carrier is one of main member of planet gear transmission device, and planet wheel spindle or bearing are just mounted in planet carrier
On.When planetary gear is as basic building block, it is the receiving maximum part of moment of face in mechanism.The structure of planetary gear designs and system
It makes between the load distribution each planetary gear so that bearing capacity, noise and the vibration etc. of transmission device have a significant impact.
Since planet carrier has clamping, measurement equal error in process, it is often extremely difficult to the precision of design, so very
It is difficult to guarantee tooth contact pattern, each planetary gear is difficult to realize to be carried.Simultaneously because planet carrier is rigid attachment, grinding roller of vertical mill work
When generate vibration, impact can be directly delivered on planet carrier by mill flange, so that roller mill speed reducer be made to actually use
Often will appear in the process planetary gear unevenness carry, vibration, impact, noise it is big, planetary gear bearing capacity is inadequate, broken teeth, planet carrier
Situations such as weld cracking, seriously affects being normally carried out for production.
Summary of the invention
The purpose of the present invention is to provide the processing and detection method of a kind of accurate planetary reducer planet carrier, on solving
State the problem of proposing in background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of processing and detection method of precision planetary reducer planet carrier, comprising the following steps:
1. rough-cast；
2. scribing line；
3. rough turn: carrying out roughing to outer dimension and inner hole；
4. half smart car: the surplus finished to the inside of planet carrier is processed；
5. heavy boring: removal machining allowance；
6. right boring: the point using supporting-point as clamping, and selective positioning datum level；
7. smart car: right boring pin shaft hole, centre bore are distinguished after processing is completed then in the finishing for carrying out outer ring and inner hole
Pin shaft hole, centre bore and center carpenters square little progress row are detected, wherein the detection method of pin shaft hole and centre bore are as follows: to measure model
Enclose the inside micrometer that suitable, accuracy is 0.01mm, when measurement first uses 50mm snap-gauge to proofread 50mm gauge head, then circumferentially
Direction, length direction measure at 3 points respectively, and repeatedly measurement is averaged, and measurement point leaves orifice position at least 10mm, obtains reality
Border measured value；The detection method of center carpenters square cun are as follows: with outer diameter miking, remove the action between outside micrometer and hole
And hole tolerance, obtain actual measured value；
8. drilling: being processed to the radial hole, axial hole and hole for hoist of planet carrier；
9. carrying out gear shaping: installation pinion cutter and mould, datum end face are leveled up downwards, on the basis of inner hole and large cylindrical end face
Centering, error are less than 0.02mm, compress simultaneously thick, the slotting internal spline of essence, and detect spline stick spacing, the method for detecting spline stick spacing
Are as follows: with measurement range, suitable, accuracy is the inside micrometer and length bar of 0.01mm, cleans net tooth socket, and length bar is put into pair
It is fixed in the tooth socket answered and with butter, is point with one, other one is taken multiple measurements, while measuring internal spline and outer circle
Concentricity, obtain actual measured value；
10. finishing: removing the burr of part, detect appearance.
As a further solution of the present invention: the rough turn equipment used is double gantry vertical lathe in step 3.
As a further solution of the present invention: the surplus processed in step 4 to planet carrier inside allowance for finish is small
In 1.5mm.
As a further solution of the present invention: the inside micrometer of the detection method of pin shaft hole and centre bore is surveyed in step 7
Amount point is apart from orifice position at least 10mm.
As a further solution of the present invention: appearance detecting method in step 10 are as follows: to intergrade planet carrier piece surface
Roughness and piece surface crackle, scuffing and deformation, and reject rejected product.
Compared with prior art, the beneficial effects of the present invention are: the processing and inspection of planetary reducer planet carrier of the invention
Survey method is examined based on design basis, technological datum and the detection benchmark to planet carrier part by the manufacturing procedure of planet carrier
It surveys, detection error can be effectively eliminated, meet manufacturing schedule and product quality requirement.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
In the embodiment of the present invention, a kind of processing and detection method of precision planetary reducer planet carrier, comprising the following steps:
1. rough-cast；
2. scribing line: integral marking is carried out to part, so that it is guaranteed that machining allowance is uniform；
3. rough turn: lower-cost double gantry vertical lathes are selected, to outer dimension and main while guaranteed efficiency
Inner hole carry out roughing；
4. half smart car: the surplus finished to the inside of planet carrier is processed to greatest extent and surplus does not surpass
Cross 1.5mm, be in order to which the stress release in process is come out, and to subsequent right boring hole guarantee installation and centering mistake
Cross benchmark；
5. heavy boring: removing surplus for subsequent processing, increase processing efficiency；
6. right boring: the point using supporting-point as clamping, the Ji Dui for selecting bigger positioning surface to be positioned are reduced because of clamping
Caused by error；
7. smart car: precision bored hole guarantees the accuracy of the size of precision bored hole, then in the finishing for carrying out outer ring and inner hole
Work ensures the accuracy of bearing rib and inner hole, examines respectively to pin shaft hole, centre bore and center carpenters square little progress row after processing is completed
Survey, wherein the detection method of pin shaft hole are as follows: with measurement range suitable, accuracy for 0.01mm inside micrometer, when measurement
First with 50mm snap-gauge proofread 50mm gauge head, then along the circumferential direction, length direction measure respectively at 3 points, repeatedly measurement be averaged,
And measurement point leaves orifice position at least 10mm, obtains actual measured value；The detection method of center carpenters square cun are as follows: divided with outer diameter thousand
Ruler measurement, the action and hole tolerance, obtained actual measured value removed between outside micrometer and hole eliminate above-mentioned error,
To improve accuracy；
8. drilling: being processed to the radial hole, axial hole and hole for hoist of planet carrier；
9. carrying out gear shaping: installation pinion cutter and mould, datum end face are leveled up downwards, on the basis of inner hole and large cylindrical end face
Centering, error are less than 0.02mm, and compression is simultaneously thick, the slotting internal spline of essence, and detects spline stick spacing, properly, accurately with measurement range
Degree is the inside micrometer and length bar of 0.01mm, cleans net tooth socket, length bar is put into corresponding tooth socket and is fixed with butter,
It is point with one, other one is taken multiple measurements, while measuring the concentricity of internal spline and outer circle, obtain actual measurement
Value,
10. finishing: removing the burr of part, detect appearance, the method for appearance detection are as follows: first to intergrade planet carrier zero
The roughness on part surface and crackle, scuffing, the deformation of piece surface etc., and reject rejected product.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of processing and detection method of precision planetary reducer planet carrier, it is characterised in that: the following steps are included:
Step 1. rough-cast；
Step 2. scribing line；
Step 3. is rough turn: carrying out roughing to outer dimension and inner hole；
Half smart car of step 4.: the surplus finished to the inside of planet carrier is processed；
Step 5. heavy boring: removal machining allowance；
Step 6. right boring: the point using supporting-point as clamping, and selective positioning datum level；
Step 7. smart car: right boring pin shaft hole, centre bore are distinguished after processing is completed then in the finishing for carrying out outer ring and inner hole
Pin shaft hole, centre bore and center carpenters square little progress row are detected, wherein the detection method of pin shaft hole and centre bore are as follows: to measure model
Enclose the inside micrometer that suitable, accuracy is 0.01mm, when measurement first uses 50mm snap-gauge to proofread 50mm gauge head, then circumferentially side
Measure respectively at 3 points to, length direction, repeatedly measurement is averaged, and measurement point leaves orifice position at least 10mm, obtains reality
Measured value；The detection method of center carpenters square cun are as follows: with outer diameter miking, remove the action between outside micrometer and hole with
And hole tolerance, obtain actual measured value；
Step 8. drilling: the radial hole, axial hole and hole for hoist of planet carrier are processed；
Step 9. carries out gear shaping: installation pinion cutter and mould, datum end face are leveled up downwards, on the basis of inner hole and large cylindrical end face
Centering, error are less than 0.02mm, compress simultaneously thick, the slotting internal spline of essence, and detect spline stick spacing, the method for detecting spline stick spacing
Are as follows: with measurement range, suitable, accuracy is the inside micrometer and length bar of 0.01mm, cleans net tooth socket, and length bar is put into pair
It is fixed in the tooth socket answered and with butter, is point with one, other one is taken multiple measurements, while measuring internal spline and outer circle
Concentricity, obtain actual measured value；
Step 10. finishing: removing the burr of part, detects appearance.
2. the processing and detection method of a kind of accurate planetary reducer planet carrier according to claim 1, it is characterised in that:
The rough turn equipment used is double gantry vertical lathe in step 3.
3. the processing and detection method of a kind of accurate planetary reducer planet carrier according to claim 1, it is characterised in that:
The surplus processed in step 4 to planet carrier inside allowance for finish is less than 1.5mm.
4. the processing and detection method of a kind of accurate planetary reducer planet carrier according to claim 1, it is characterised in that:
The inside micrometer measurement point of the detection method of pin shaft hole and centre bore is apart from orifice position at least 10mm in step 7.
5. the processing and detection method of a kind of accurate planetary reducer planet carrier according to claim 1, it is characterised in that:
Appearance detecting method in step 10 are as follows: the crackle of roughness and piece surface to intergrade planet carrier piece surface, scratch with
And deformation, and reject rejected product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811563014.9A CN109759781A (en) | 2018-12-20 | 2018-12-20 | A kind of processing and detection method of precision planetary reducer planet carrier |
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| CN201811563014.9A CN109759781A (en) | 2018-12-20 | 2018-12-20 | A kind of processing and detection method of precision planetary reducer planet carrier |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345201A (en) * | 2019-07-15 | 2019-10-18 | 无锡市恒翼通机械有限公司 | Planetary reducer and its processing method |
| CN111673399A (en) * | 2020-04-30 | 2020-09-18 | 中国航发南方工业有限公司 | Method for machining pinion part window |
| CN113400025A (en) * | 2021-06-26 | 2021-09-17 | 惠尔信机械（泰兴）有限公司 | 3.5 megawatt wind generating set gear box primary planet carrier turning process |
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| CN1309039A (en) * | 2000-02-16 | 2001-08-22 | 丰田自动车株式会社 | Planetary supporter and mfg. method thereof |
| CN101245980A (en) * | 2008-02-26 | 2008-08-20 | 江苏飞船股份有限公司 | Vernier caliper for spacing between internal spline rods |
| US20100285919A1 (en) * | 2009-05-06 | 2010-11-11 | Gm Global Technology Operations, Inc. | Pinion gear subassembly and method of assembling a planet carrier assembly |
| CN102179669A (en) * | 2011-03-29 | 2011-09-14 | 天津天重车轴制造有限公司 | Process for forging planet carrier |
| CN102927256A (en) * | 2012-12-07 | 2013-02-13 | 盛瑞传动股份有限公司 | Processing technique of planet carrier |
| CN107182230B (en) * | 2011-12-20 | 2014-08-13 | 哈尔滨东安发动机（集团）有限公司 | The processing method of hollow thin-wall slender axles |
| CN204142119U (en) * | 2014-04-29 | 2015-02-04 | 江苏清拖农业装备有限公司 | A kind of planet carrier cubing of tractor |
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2018
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Patent Citations (7)
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| CN1309039A (en) * | 2000-02-16 | 2001-08-22 | 丰田自动车株式会社 | Planetary supporter and mfg. method thereof |
| CN101245980A (en) * | 2008-02-26 | 2008-08-20 | 江苏飞船股份有限公司 | Vernier caliper for spacing between internal spline rods |
| US20100285919A1 (en) * | 2009-05-06 | 2010-11-11 | Gm Global Technology Operations, Inc. | Pinion gear subassembly and method of assembling a planet carrier assembly |
| CN102179669A (en) * | 2011-03-29 | 2011-09-14 | 天津天重车轴制造有限公司 | Process for forging planet carrier |
| CN107182230B (en) * | 2011-12-20 | 2014-08-13 | 哈尔滨东安发动机（集团）有限公司 | The processing method of hollow thin-wall slender axles |
| CN102927256A (en) * | 2012-12-07 | 2013-02-13 | 盛瑞传动股份有限公司 | Processing technique of planet carrier |
| CN204142119U (en) * | 2014-04-29 | 2015-02-04 | 江苏清拖农业装备有限公司 | A kind of planet carrier cubing of tractor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345201A (en) * | 2019-07-15 | 2019-10-18 | 无锡市恒翼通机械有限公司 | Planetary reducer and its processing method |
| CN111673399A (en) * | 2020-04-30 | 2020-09-18 | 中国航发南方工业有限公司 | Method for machining pinion part window |
| CN113400025A (en) * | 2021-06-26 | 2021-09-17 | 惠尔信机械（泰兴）有限公司 | 3.5 megawatt wind generating set gear box primary planet carrier turning process |
| CN113400025B (en) * | 2021-06-26 | 2023-09-15 | 惠尔信机械（泰兴）有限公司 | Machining process for first-stage planet carrier of gear box of 3.5 megawatt wind generating set |
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Application publication date: 20190517 |