CN101954574A - Method for machining output shaft assembly - Google Patents

Method for machining output shaft assembly Download PDF

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Publication number
CN101954574A
CN101954574A CN 201010291862 CN201010291862A CN101954574A CN 101954574 A CN101954574 A CN 101954574A CN 201010291862 CN201010291862 CN 201010291862 CN 201010291862 A CN201010291862 A CN 201010291862A CN 101954574 A CN101954574 A CN 101954574A
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CN
China
Prior art keywords
processing
output shaft
machining
blank
oiliness bearing
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CN 201010291862
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Chinese (zh)
Inventor
韩济才
车路长
彭树杰
熊德龙
张焕莲
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中国兵器工业第五九研究所
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Priority to CN 201010291862 priority Critical patent/CN101954574A/en
Publication of CN101954574A publication Critical patent/CN101954574A/en

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Abstract

The invention discloses a method for machining an output shaft assembly. The method comprises the following steps of: machining an output shaft; and assembling a gear shaft, an oil-retaining bearing and the output shaft. The process flow for machining the output shaft comprises blank preparation, blank fabrication, machining, non-traditional machining and auxiliary treatment, and is characterized in that the blank fabrication comprises blank prefabrication and blank fabrication by adopting cold extrusion forming technology. In the method, a blank is fabricated by adopting the cold extrusion forming technology; an involuting spiral spline is machined by adopting cold roll forming technology; machining is performed by adopting a computerized numerical control (CNC) lathe; punching and assembly are performed by adopting a special punching die and a riveting extrusion assembly die; and specific machining steps and method are adopted. Therefore, the fabricating precision and the machining efficiency of the output shaft assembly are improved; the comprehensive quality and the yield of products are improved; raw material and energy consumption is reduced; and environmental protection is reduced.

Description

A kind of processing method of output shaft assembly
Technical field
The present invention relates to a kind of processing method of output shaft assembly, relate in particular to a kind of processing method of automobile starting motor output shaft assembly.
Background technology
At present, the most widely used actuating motor of automobile industry is a deceleration transmission type actuating motor, and wherein the accounting maximum is a planetary gear type deceleration transmission type actuating motor, and its application at car reaches 70~80%, reaches more than 60% in the application of whole automobile industry.
Automobile starting motor output shaft assembly is one of most important parts of planetary gear type deceleration transmission type actuating motor, the quality quality of its processing and precision height, directly determined assembling, transmission, the vibrating noise, durable of whole actuating motor, and many key performances such as starting.
Figure 1 shows that a kind of typical automobile starting motor output shaft assembly.Automobile starting motor output shaft assembly is to be assembled by output shaft, gear shaft and oiliness bearing, its process comprises the processing of output shaft and the assembling of gear shaft, output shaft and described output shaft, the manufacturing procedure of described output shaft comprises blank preparation, base, machining and the special process etc., described base comprises employing warm forging technology base, this processing method is consumes energy not only, contaminated environment, and also allowance is big, precision is low, and working (machining) efficiency is low.
Summary of the invention
The object of the present invention is to provide the processing method of the high output shaft assembly of a kind of machining accuracy height and working (machining) efficiency.
The object of the present invention is achieved like this, a kind of processing method of output shaft assembly, comprise the processing of output shaft and the assembling of gear shaft, oiliness bearing and described output shaft, the work flow of described output shaft comprises blank preparation, base, machining, the special process and aid in treatment, it is characterized in that described base comprises employing cold-extrusion shaping technology prefabricated blank and base.
In order to improve the comprehensive quality of working (machining) efficiency and helical spline, solve the difficult problem that no escape involute profile part can't hobbing machining, the above-mentioned special process comprises the processing of involute helical spline, the employing cold rolling shaping technology that is processed as of described involute helical spline.Adopt cold rolling shaping technology, the tooth-face roughness of the helical spline that processes is higher, can reach more than the Ra0.4; Because the parts of tooth metallic fiber is complete, continuous, metallic fiber unlike the machining profile of tooth is cut off, and the metallic particles of toothed surfaces diminishes, refinement, so the cold rolling profile of tooth has higher antifatigue stress and bending strength, and comprehensive strength can improve 15~20%; Rollforming is long die life, can reach more than ten ten thousand to hundreds thousand of; In addition, adopt cold rolling technology can save a large amount of machine tools, plant area and production operation personnel, and be convenient to production management, be easy to realize Automation of Manufacturing Process; Thereby use cold rolling shaping technology and can reduce manufacturing cost significantly.
The above-mentioned special process also comprises punching, in order to improve the punching qualification rate of gear shaft bottom outlet, described punching is that request for utilization number is that the punching die of 201020055240.9 patent disclosure stamps out three gear shaft bottom outlets on above-mentioned output shaft, during punching with above-mentioned oiliness bearing seat hole as the location benchmark, the scale error of described three gear shaft bottom outlets≤0.02, and with respect to site error≤0.03 in two benchmark small end centre bores and oiliness bearing seat hole.More common punching technical products qualification rate improves 15~20%, and the punching die life-span reaches more than 30000.
For uniformity that keeps benchmark and the crudy that further improves output shaft, the technical process of above-mentioned machining all is as the location benchmark with 60 ° of taper holes of described small end centre bore and big end.
In order to improve machining accuracy, that above-mentioned machining comprises is rough turn, half finish turning and finish turning, and described rough turn, half finish turning and finish turning all adopt numerically controlled lathe.
In order to improve the assembling qualification rate of output shaft assembly, reduce production costs, the request for utilization that is assembled into of said gear axle, oiliness bearing and above-mentioned output shaft number is that the riveting of 201020055282.2 patent disclosure is squeezed the assembling mould and once oiliness bearing and three rooted tooth wheel shaft rivetings squeezed on hydraulic machine and be assembled to described output shaft, and described three rooted tooth wheel shafts are with respect to site error≤0.04 of two benchmark small end centre bores and oiliness bearing endoporus.Product percent of pass improves more than 20%, reduces manufacturing cost 15~20%, and riveting is squeezed assembling and reached 30000~50000 die life.
For the comprehensive quality, yield rate and the working (machining) efficiency that improve product, output shaft of the present invention adopts following procedure of processing:
Above-mentioned blank is prepared specifically to comprise
(1) blanking: the hot rolling bar adopts the process blanking of shearing or sawing;
(2) ball blast: the oxide skin of removing the material surface that descends;
(3) car base: formed angle and the chamfering of collapsing in material two ends when car goes blanking, the technology stability when improving the cold extrusion prefabricated blank;
(4) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film, thereby frictional resistance and shaping drag when reducing the cold extrusion prefabricated blank improve technology stability in blank surface.
Above-mentioned base specifically comprises
(1) prefabricated blank: adopt cold-extrusion shaping technology prefabricated blank, for next step final blank that is shaped is prepared;
(2) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film, thereby frictional resistance and shaping drag when reducing cold-extrusion shaping improve technology stability on prefabricated blank surface;
(3) base of upsetting in advance: adopt the cold-extrusion shaping technology to come pre-rammer base, for next step final blank that is shaped is done further preparation;
(4) annealing; Prefabricated blank and pre-rammer blank improve because of hardness that work hardening produced and remove stress before reducing by annealing in process, thereby cold-extrusion shaping power is reduced significantly, reduce equipment tonnage, improve the technology stability of follow-up cold-extrusion shaping simultaneously;
(5) ball blast: the oxide skin on the blank surface of annealing before removing;
(6) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film, thereby frictional resistance and shaping drag when reducing cold-extrusion shaping improve technology stability on pre-rammer blank surface;
(7) cold extrusion: adopt the cold-extrusion shaping technology, the final blank very approaching with output shaft that be shaped improves the metal material utilization rate, and the metal surplus of follow-up machining is reduced to reduced levels, improves working (machining) efficiency;
(8) normalizing; The purpose of normalized treatment is to reduce the cold-extrusion shaping blank because of the higher hardness that work hardening produced, and removes because of the stress that work hardening produced, and improves the stability of follow-up mechanical processing technique simultaneously;
(9) alignment; If overbending appears in the normalizing blank, then need to proofread and correct, for follow-up machining operation is prepared by straightening technology;
That above-mentioned machining comprises is rough turn, half finish turning and finish turning, described rough turn, half finish turning and finish turning all adopts numerically controlled lathe and all be with small end centre bore (1) and big 60 ° of taper holes of end (12) as locating benchmark, the above-mentioned machining and the special process specifically comprise
(1) car large end face: the excess metal material of removing the large end face two ends and holding cylindrical greatly, for follow-up machining operation is prepared;
(2) car small end face: the excess stock of small end face is removed in processing, for follow-up machining operation is prepared;
(3) the big end of processing centre bore: the big end of processing centre bore, as the transition baseline of follow-up machining operation, finally can processedly remove;
(4) processing small end centre bore: processing small end centre bore, as one of benchmark of follow-up machining operation;
(5) rough turn datum level: the clamping benchmark of the follow-up machining operation of roughing, remove excess stock;
(6) finish turning datum level: the clamping benchmark that processes follow-up machining operation;
(7) car large end face and oiliness bearing seat hole: processing large end face two ends, cylindrical, remove excess stock, processing oiliness bearing seat hole and 60 ° of taper holes squeeze the multiple location benchmark of operations such as assembling with this as follow-up machining, cold rolling involute helical spline, punching press gear shaft bottom outlet and riveting;
(8) rough turn cylindrical: the cylindrical before each cylindrical of roughing and involute helical spline (6) rolling, remove excess stock;
(9) half finish turning cylindricals: further process each cylindrical, remove excess stock, processing involute helical spline rollforming section blank shape and size comprise the outside diameter that chamfering, oblique angle and the rolling of involute helical spline are preceding, and jump ring groove and escape;
(10) cold rolling: use cold rolling shaping technology processing and manufacturing involute helical spline, solved the difficult problem that no escape profiled parts can't machining, minimizing machining operation, working (machining) efficiency increases substantially more than 20 times;
(11) finish turning cylindrical: each cylindrical of fine finishining and involute helical spline outside circle, remove excess stock, only stay the grinding allowance after the heat treatment;
(12) punching: request for utilization number is that the punching die of 201020055240.9 patent disclosure stamps out three gear shaft bottom outlets on output shaft, during punching with above-mentioned oiliness bearing seat hole as the location benchmark, the scale error of described three gear shaft bottom outlets≤0.02, and with respect to site error≤0.03 in two benchmark small end centre bores and oiliness bearing seat hole;
(13) the big end of finish turning two sides: processing large end face both sides and hold cylindrical greatly, remove excess stock and the punching angle of collapsing, thick size and Geometrical Tolerance Principle are coiled in assurance;
(14) car length overall: the excess stock of small end face is removed in processing, guarantees the length overall size;
(15) processing oiliness bearing seat hole: processing oiliness bearing seat hole guarantees depth size;
(16) aperture chamfering: the aperture chamfering is removed burr, is beneficial to the gear shaft riveting and squeezes assembling, guarantees the quality of assembly assembling;
(17) marking: the mark machine of stamping requirement;
(18) carburizing and quenching; Handle the hardness that improves output axle center part and surface by carburizing and quenching, improve tissue, make effective carburized (case) depth on surface reach requirement;
(19) grind datum hole: grind in order to improve the datum hole surface roughness, foreign material such as the interior sandstone of cleaning hole;
(20) cylindrical grinding: grinding makes size, surface roughness and the form and position tolerance of each cylindrical all reach requirement;
Above-mentioned aid in treatment comprises cleans scrubbing and antirust processing to abrasive product.
The present invention has following beneficial effect, the present invention adopts cold-extrusion shaping technology base, adopt cold rolling shaping technology processing involute helical spline, adopt numerically controlled lathe to carry out machining, adopt special-purpose punching die and riveting to squeeze the assembling mould and carry out punching and assembling, and adopt distinctive procedure of processing and method, the accuracy of manufacture and the working (machining) efficiency of output shaft assembly have not only been improved, improve product comprehensive quality and yield rate, and reduced raw material and energy resource consumption, reduced environmental pollution.
 
Description of drawings
Fig. 1 is an output shaft modular construction schematic diagram of the present invention;
Fig. 2 is the side view of Fig. 1.
The specific embodiment
Embodiment 1, and a kind of processing method of output shaft assembly comprises the processing of output shaft 19 and the assembling of gear shaft 17, oiliness bearing 18 and output shaft 19, and the work flow of output shaft 19 comprises blank preparation, base, machining, the special process and aid in treatment;
Base comprises employing cold-extrusion shaping technology prefabricated blank and base;
The special process comprises the processing of involute helical spline 6, the employing cold rolling shaping technology that is processed as of involute helical spline 6;
The special process also comprises punching, this punching is that request for utilization number is that the punching die of 201020055240.9 patent disclosure stamps out three gear shaft bottom outlets on above-mentioned output shaft, during punching with oiliness bearing seat hole as the location benchmark, the scale error of these three gear shaft bottom outlets≤0.02, and with respect to small end centre bore and site error≤0.03 of containing bearing saddle bore as benchmark;
The technical process of machining all is with small end centre bore 1 and holds 60 ° of taper holes 12 as the location benchmark greatly;
That machining comprises is rough turn, half finish turning and finish turning, and described rough turn, half finish turning and finish turning all adopt numerically controlled lathe;
Aid in treatment is included as, and abrasive product cleans scrubbing and antirust processing;
The request for utilization that is assembled into of gear shaft 17, oiliness bearing 18 and output shaft No. 19 is that the riveting of 201020055282.2 patent disclosure is squeezed the assembling mould and is assembled on the output shaft 19 once oiliness bearing 18 and 17 rivetings of three rooted tooth wheel shafts being squeezed on the hydraulic machine, and three rooted tooth wheel shafts 17 are with respect to two site error≤0.04 as the small end centre bore and the oiliness bearing endoporus of benchmark.
Embodiment 2, and a kind of processing method of output shaft assembly comprises the processing of output shaft 19 and the assembling of gear shaft 17, oiliness bearing 18 and output shaft 19, and the work flow of output shaft 19 comprises blank preparation, base, machining and the special process and aid in treatment;
The processing concrete operations step of output shaft 19 is as follows:
Blank is prepared to comprise
(1) blanking: the hot rolling bar adopts the process blanking of shearing or sawing;
(2) ball blast: the oxide skin of removing the material surface that descends;
(3) car base: formed angle and the chamfering of collapsing in material two ends when car goes blanking, the technology stability when improving the cold extrusion prefabricated blank;
(4) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film in blank surface;
Base comprises
(1) prefabricated blank: adopt cold-extrusion shaping technology prefabricated blank;
(2) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film on prefabricated blank surface;
(3) base of upsetting in advance: adopt the cold-extrusion shaping technology to come pre-rammer base;
(4) annealing;
(5) ball blast: the oxide skin on the blank surface of annealing before removing;
(6) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film on pre-rammer blank surface;
(7) cold extrusion: adopt the cold-extrusion shaping technology, the final blank very approaching with output shaft 19 is shaped;
(8) normalizing;
(9) alignment;
That machining comprises is rough turn, half finish turning and finish turning, described rough turn, half finish turning and finish turning all adopts numerically controlled lathe and all be with small end centre bore 1 and hold 60 ° of taper holes 12 as the location benchmark greatly that the machining and the special process specifically comprise
(1) car large end face: the excess metal material of removing large end face two ends 13,15 and holding cylindrical 14 greatly;
(2) car small end face: the excess stock of small end face 16 is removed in processing;
(3) the big end of processing centre bore: the big end of processing centre bore, as the transition baseline of follow-up machining operation, finally can processedly remove;
(4) processing small end centre bore: processing small end centre bore 1, as one of benchmark of follow-up machining operation;
(5) rough turn datum level: the clamping benchmark of the follow-up machining operation of roughing, remove excess stock;
(6) finish turning datum level: the clamping benchmark that processes follow-up machining operation;
(7) car large end face and oiliness bearing seat hole: processing large end face two ends 13,15 and cylindrical 14, remove excess stock, processing oiliness bearing seat hole 8 and 60 ° of taper holes 12 of big end squeeze the multiple location benchmark of operations such as assembling with this as follow-up machining, cold rolling involute helical spline 6, punching press gear shaft bottom outlet and riveting;
(8) rough turn cylindrical: the cylindrical before each cylindrical 2,4,9 of roughing and 6 rollings of involute helical spline, remove excess stock;
(9) half finish turning cylindricals: further process each cylindrical 2,4,9, remove excess stock, processing involute helical spline 6 rollforming section blank shape and sizes comprise the outside diameter that chamfering 5, oblique angle 7 and 6 rollings of involute helical spline are preceding, and jump ring groove 3 and escape 10;
(10) cold rolling: use cold rolling shaping technology processing and manufacturing involute helical spline 6;
(11) finish turning cylindrical: each cylindrical 2,4,9 of fine finishining and involute helical spline 6 outside circles, remove excess stock, only stay the grinding allowance after the heat treatment;
(12) punching: request for utilization number is that the punching die of 201020055240.9 patent disclosure stamps out three gear shaft bottom outlets 11 on output shaft 19; During punching with oiliness bearing seat hole as the location benchmark, the scale error of these three gear shaft bottom outlets≤0.02, and with respect to as the small end centre bore of benchmark with contain site error≤0.03 of bearing saddle bore;
(13) the big end of finish turning two sides: processing large end face both sides 13,15 and hold cylindrical 14 greatly, remove excess stock and the punching angle of collapsing, thick size and Geometrical Tolerance Principle are coiled in assurance;
(14) car length overall: the excess stock of small end face 16 is removed in processing, guarantees the length overall size;
(15) processing oiliness bearing seat hole: processing oiliness bearing seat hole 8 guarantees depth size;
(16) aperture chamfering: the aperture chamfering is removed burr, is beneficial to gear shaft 17 rivetings and squeezes assembling, guarantees the quality of assembly assembling;
(17) marking: the mark machine of stamping requirement;
(18) carburizing and quenching;
(19) grind datum hole: grind in order to improve the datum hole surface roughness, foreign material such as the interior sandstone of cleaning hole;
(20) cylindrical grinding: grinding makes size, surface roughness and the form and position tolerance of each cylindrical 2,4,9 all reach requirement;
Aid in treatment is included as, and abrasive product cleans scrubbing and antirust processing;
The request for utilization that is assembled into of gear shaft 17, oiliness bearing 18 and output shaft No. 19 is that the riveting of 201020055282.2 patent disclosure is squeezed the assembling mould and is assembled on the output shaft 19 once oiliness bearing 18 and 17 rivetings of three rooted tooth wheel shafts being squeezed on the hydraulic machine, and three rooted tooth wheel shafts 17 are with respect to two site error≤0.04 as the small end centre bore and the oiliness bearing endoporus of benchmark.

Claims (10)

1. the processing method of an output shaft assembly, comprise the processing of output shaft (19) and the assembling of gear shaft (17), oiliness bearing (18) and described output shaft (19), the work flow of described output shaft (19) comprises blank preparation, base, machining, the special process and aid in treatment, it is characterized in that described base comprises employing cold-extrusion shaping technology prefabricated blank and base.
2. the processing method of output shaft assembly as claimed in claim 1 is characterized in that: the described special process comprises the processing of involute helical spline (6), and being processed as of described involute helical spline (6) adopts cold rolling shaping technology to process.
3. the processing method of output shaft assembly as claimed in claim 2, it is characterized in that: the described special process also comprises punching, described punching stamps out three gear shaft bottom outlets (11) for using punching die on described output shaft (19), during punching with described oiliness bearing seat hole (8) as the location benchmark, scale error≤0.02 of described three gear shaft bottom outlets (11), and with respect to as the small end centre bore (1) of benchmark and site error≤0.03 in described oiliness bearing seat hole (8).
4. the processing method of output shaft assembly as claimed in claim 3 is characterized in that: described punching die is that application number is the punching die of 201020055240.9 patent disclosure.
5. the processing method of output shaft assembly as claimed in claim 4 is characterized in that: the technical process of described machining all is with small end centre bore (1) and holds 60 ° of taper holes (12) as the location benchmark greatly.
6. the processing method of output shaft assembly as claimed in claim 5 is characterized in that: described machining comprises rough turn, half finish turning and finish turning, and described rough turn, half finish turning and finish turning all adopt numerically controlled lathe.
7. the processing method of output shaft assembly as claimed in claim 6, it is characterized in that: described gear shaft (17), oiliness bearing (18) and being assembled into of described output shaft (19) use riveting squeeze the assembling mould on the hydraulic machine once with oiliness bearing (18) with three rooted tooth wheel shaft (17) rivetings are crowded is assembled on the described output shaft (19), described three rooted tooth wheel shafts (17) are with respect to as the small end centre bore (1) of benchmark and site error≤0.04 of oiliness bearing endoporus.
8. the processing method of output shaft assembly as claimed in claim 7 is characterized in that: it is that application number is the mould of 201020055282.2 patent disclosure that the assembling mould is squeezed in described riveting.
9. the processing method of output shaft assembly as claimed in claim 1 is characterized in that: the procedure of processing of described output shaft is specific as follows:
Described blank is prepared to comprise
(1) blanking: the hot rolling bar adopts the process blanking of shearing or sawing;
(2) ball blast: the oxide skin of removing the material surface that descends;
(3) car base: formed angle and the chamfering of collapsing in material two ends when car goes blanking, the technology stability when improving the cold extrusion prefabricated blank;
(4) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film in blank surface;
Described base comprises:
(1) prefabricated blank: adopt cold-extrusion shaping technology prefabricated blank;
(2) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film on prefabricated blank surface;
(3) base of upsetting in advance: adopt the cold-extrusion shaping technology to come pre-rammer base;
(4) annealing;
(5) ball blast: the oxide skin on the blank surface of annealing before removing;
(6) surface treatment: handle by the alramenting saponification, evenly cover one deck phosphatization saponification film on pre-rammer blank surface;
(7) cold extrusion: adopt the cold-extrusion shaping technology, be shaped and final blank that output shaft (19) is very approaching;
(8) normalizing;
(9) alignment;
That described machining comprises is rough turn, half finish turning and finish turning, described rough turn, half finish turning and finish turning all adopts numerically controlled lathe and all be with small end centre bore (1) and big 60 ° of taper holes of end (12) as locating benchmark, the described machining and the special process comprise:
(1) car large end face: the excess metal material of removing large end face two ends (13,15) and holding cylindrical (14) greatly;
(2) car small end face: the excess stock of small end face (16) is removed in processing;
(3) the big end of processing centre bore: the big end of processing centre bore, as the transition baseline of follow-up machining operation, finally can processedly remove;
(4) processing small end centre bore: processing small end centre bore (1), as one of benchmark of follow-up machining operation;
(5) rough turn datum level: the clamping benchmark of the follow-up machining operation of roughing, remove excess stock;
(6) finish turning datum level: the clamping benchmark that processes follow-up machining operation;
(7) car large end face and oiliness bearing seat hole: processing large end face two ends (13,15), cylindrical (14), remove excess stock, processing oiliness bearing seat hole (8) and big end 60 ° of taper holes (12) squeeze the location benchmark of operations such as assembling with this as follow-up machining, cold rolling involute helical spline (6), three gear shaft bottom outlets of punching press (11) and riveting;
(8) rough turn cylindrical: the cylindrical before each cylindrical of roughing (2,4,9) and involute helical spline (6) rolling, remove excess stock;
(9) half finish turning cylindricals: further process each cylindrical (2,4,9), remove excess stock, processing involute helical spline (6) rollforming section blank shape and size, comprise the outside diameter that chamfering (5), oblique angle (7) and involute helical spline (6) rolling are preceding, and jump ring groove (3) and escape (10);
(10) cold rolling: use cold rolling shaping technology processing and manufacturing involute helical spline (6);
(11) finish turning cylindrical: each cylindrical of fine finishining (2,4,9) and involute helical spline (6) outside circle, remove excess stock, only stay the grinding allowance after the heat treatment;
(12) punching: request for utilization number is that the punching die of 201020055240.9 patent disclosure stamps out three gear shaft bottom outlets (11) on output shaft (19); During punching with described oiliness bearing seat hole (8) as the location benchmark, scale error≤0.02 of described three gear shaft bottom outlets (11), and with respect to as the small end centre bore (1) of benchmark and site error≤0.03 in described oiliness bearing seat hole (8);
(13) the big end of finish turning two sides: processing large end face both sides (13,15) and hold cylindrical (14) greatly, remove excess stock and the punching angle of collapsing, thick size and Geometrical Tolerance Principle are coiled in assurance;
(14) car length overall: the excess stock of small end face (16) is removed in processing, guarantees the length overall size;
(15) processing oiliness bearing seat hole: processing oiliness bearing seat hole (8) guarantees depth size;
(16) aperture chamfering: the aperture chamfering is removed burr, is beneficial to gear shaft (17) riveting and squeezes assembling, guarantees the quality of assembly assembling;
(17) marking: the mark machine of stamping requirement;
(18) carburizing and quenching;
(19) grind datum hole: grind in order to improve the datum hole surface roughness, foreign material such as the interior sandstone of cleaning hole;
(20) cylindrical grinding: grinding cylindrical (2,4,9) makes its size, surface roughness and form and position tolerance all reach requirement;
Described aid in treatment is for cleaning scrubbing and antirust processing to abrasive product.
10. the processing method of output shaft assembly as claimed in claim 9, it is characterized in that: described gear shaft (17), oiliness bearing (18) and described output shaft (19) be assembled into request for utilization number be the riveting of 201020055282.2 patent disclosure squeeze the assembling mould on the hydraulic machine once with oiliness bearing (18) with three rooted tooth wheel shaft (17) rivetings are crowded is assembled on the described output shaft (19), described three rooted tooth wheel shafts (17) are with respect to as the small end centre bore (1) of benchmark and site error≤0.04 of oiliness bearing endoporus.
CN 201010291862 2010-09-26 2010-09-26 Method for machining output shaft assembly CN101954574A (en)

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CN104493437A (en) * 2014-11-25 2015-04-08 浙江铂达科技有限公司 Oil pump shaft machining process
CN105170782A (en) * 2015-09-30 2015-12-23 江苏森威集团飞达股份有限公司 Punching mold for P shafts and machining method for P shafts
CN106167367A (en) * 2016-07-12 2016-11-30 合肥新沪屏蔽泵有限公司 A kind of production technology of canned motor pump special graphite bearing
CN108343709A (en) * 2018-01-18 2018-07-31 杭州樱太传动机械有限公司 A kind of gear reduction unit and its manufacturing method of high torque abrasion-resistant
CN108857268A (en) * 2018-05-30 2018-11-23 昆山名威精密工业有限公司 A kind of processing technology of high abrasion oil pressure mandril
CN109290744A (en) * 2018-10-30 2019-02-01 安徽东升达精密机件有限公司 A kind of shaft and shaft processing method

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CN102225503A (en) * 2011-04-02 2011-10-26 翁振栋 Method and mould for manufacturing floor spring rotating shaft head
CN103244570A (en) * 2012-02-06 2013-08-14 博世汽车部件(长沙)有限公司 Vehicle starter and spline device thereof
CN103386671A (en) * 2012-05-08 2013-11-13 泉峰(中国)贸易有限公司 Adapter for adapting working element to shaft end of power tool and molding method thereof
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CN102962637A (en) * 2012-11-01 2013-03-13 宁波镇明转轴有限公司 Manufacturing method for anti-cracking automobile oil pump drive shaft
CN102962637B (en) * 2012-11-01 2015-06-03 宁波镇明转轴有限公司 Manufacturing method for anti-cracking automobile oil pump drive shaft
CN104339126A (en) * 2013-08-07 2015-02-11 超捷紧固系统(上海)股份有限公司 Manufacturing method of wear-resistant flat pull adapter
CN103624503A (en) * 2013-11-15 2014-03-12 重庆渝青机械配件制造有限公司 Middle shaft machining technology
CN103737255A (en) * 2013-12-04 2014-04-23 大连洁能重工机械有限公司 Carburized layer depth deviation control method
CN103753130A (en) * 2013-12-23 2014-04-30 西安西航集团莱特航空制造技术有限公司 Method for machining rotor spindle of high pressure turbine
CN103753130B (en) * 2013-12-23 2018-09-28 西安西航集团莱特航空制造技术有限公司 A kind of machining process of High Pressure Turbine Rotor axis
CN103801914A (en) * 2014-03-05 2014-05-21 沈阳航天新乐有限责任公司 Combined machining method for hollow shaft assembly
CN104493437A (en) * 2014-11-25 2015-04-08 浙江铂达科技有限公司 Oil pump shaft machining process
CN105170782A (en) * 2015-09-30 2015-12-23 江苏森威集团飞达股份有限公司 Punching mold for P shafts and machining method for P shafts
CN106167367A (en) * 2016-07-12 2016-11-30 合肥新沪屏蔽泵有限公司 A kind of production technology of canned motor pump special graphite bearing
CN108343709A (en) * 2018-01-18 2018-07-31 杭州樱太传动机械有限公司 A kind of gear reduction unit and its manufacturing method of high torque abrasion-resistant
CN108857268A (en) * 2018-05-30 2018-11-23 昆山名威精密工业有限公司 A kind of processing technology of high abrasion oil pressure mandril
CN108857268B (en) * 2018-05-30 2020-03-27 昆山名威精密工业有限公司 Machining process of high-abrasion-resistance oil pressure ejector rod
CN109290744A (en) * 2018-10-30 2019-02-01 安徽东升达精密机件有限公司 A kind of shaft and shaft processing method

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