CN108500576A - A kind of welding procedure of differential assembly - Google Patents
A kind of welding procedure of differential assembly Download PDFInfo
- Publication number
- CN108500576A CN108500576A CN201810295642.7A CN201810295642A CN108500576A CN 108500576 A CN108500576 A CN 108500576A CN 201810295642 A CN201810295642 A CN 201810295642A CN 108500576 A CN108500576 A CN 108500576A
- Authority
- CN
- China
- Prior art keywords
- differential
- welding
- gear
- casing
- differential gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/22—Spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/211—Bonding by welding with interposition of special material to facilitate connection of the parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
- B23K26/242—Fillet welding, i.e. involving a weld of substantially triangular cross section joining two parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
- B23K26/28—Seam welding of curved planar seams
- B23K26/282—Seam welding of curved planar seams of tube sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/32—Bonding taking account of the properties of the material involved
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/12—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to investigating the properties, e.g. the weldability, of materials
- B23K31/125—Weld quality monitoring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/06—Cast-iron alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
Abstract
The present patent application belongs to auto parts machinery manufacture technical field, specifically discloses a kind of welding procedure of differential assembly, includes the following steps：(1) differential casing that can be mutually matched and differential gear are got out, (2) laser cleaning, (3) press fitting；(4) welding wire filling, laser spot welding, (5) lap welding, (6) trimming, (7) ultrasonic examination (8) roll flute.Compared with prior art, this technological operation is simple, may make that produced differential assembly is simple in structure, processing cost is low, precision is higher, total amount is lighter.
Description
Technical field
The invention belongs to auto parts machinery manufacture technical fields, specifically disclose a kind of welding procedure of differential assembly.
Background technology
Differential assembly is the important and essential component such as realization automobile turning, a deflecting inside automobile, mainly
It is made of differential casing and differential gear.At present on automobile differential casing be mostly spheroidal graphite cast-iron (such as QT500,
QT600), differential gear is mild steel (such as 20CrMoH, 20MnCr5) mostly, it is generally the case that differential gear and differential
The connection type of device shell is will be on differential gear bolt or rivet interlacement to differential casing.Traditional screw or
The differential assembly of person's rivet interlacement has the following disadvantages：
1. differential casing and differential gear need the cumbersome processing technologys such as drilling, tapping and assembly, difficult processing
It spends big, of high cost.
2. conventional carrier assembly causes the overall dimension of differential assembly cannot since there are the structures such as bolt, rivet
It is smaller, it not so can be difficult to, this results in the quality weight of differential assembly, volume big, it is difficult to adapt to current new energy and height
Hold the small and light-weighted requirement of design of part of vehicle.
3. traditional differential assembly is assembled on differential casing after differential gear is finished (roll flute), due to
Dress influences the use of automobile there are the decline that error causes differential gear precision.
4, using the automobile of conventional carrier assembly, in car running process, bolt bears larger shearing force, belongs to easy
Part is damaged, replacement is time-consuming and laborious, and replacement cost is high.
Invention content
The purpose of the present invention is added in a kind of welding procedure of differential assembly of offer with solving traditional differential assembly
Work difficulty is big, of high cost, precision is low, it is more difficult to light-weighted problem.
In order to achieve the above object, base case of the invention is：A kind of welding procedure of differential assembly, including it is following
Step：
(1) differential casing that can be mutually matched and differential gear are got out, is ladder axle portion outside differential casing；
(2) differential casing and the greasy dirt on differential gear and carbon-coating are removed, and carries out laser cleaning to differential carrier
The contact surface foreign and impurity of body and differential gear；
(3) axis hole of differential gear is nested in the smaller ladder axle portion of differential casing diameter, and by differential mechanism
Gear and the step of ladder axle portion compress；
(4) the iron-nickel alloy welding wire of 0.6-1.5mm is filled by differential casing and differential mechanism using welding wire filling mechanism
In the gap of the contact surface of gear, then use contact surface of the laser by differential casing and differential gear in a manner of spot welding
It is welded；
(5) after the completion of waiting for spot welding, then all contacts of differential casing and differential gear are welded by the way of lap welding
Face；
(6) trimming scrubs weld seam using brush, removes the welding slag around weld seam；
(7) ultrasonic examination perpendicular to weld seam and passes through all weld seams using sonotrode, detects differential gear
With the weldquality of differential casing；
(8) after the completion of waiting for lap welding, roll flute processing is carried out to differential gear, make differential gear reaches GB/T
10095.1 —2008/ISO 1328-1:3-7 grades of accuracy standard in 1995.
The advantageous effect of this base case is：
1, differential assembly is fixed the differential casing of the differential gear of mild steel and magnesium iron by the way of welding
Connection reduces processing and the differential casing and differential of the drilling to differential casing and differential gear, screw thread etc.
The assembly of device gear, further avoiding influences the precision of differential assembly because processing and assembling, and reduces production cost,
Improve production efficiency and machining accuracy.
2, the differential assembly produced by the way of welding, reduces bolt arrangement, and produced differential mechanism can be made total
It is more compact at structure, gross mass is lighter, and the size of entire differential assembly can be reduced according to the structure needs of electric vehicle,
So that the use scope of differential assembly is wider.
3, relatively simple by welding produced differential assembly structure, it is easy to produce, and shell is improved by welding
The bonding strength of body and gear, to keep produced differential assembly more durable.
It 4, can be by the differential casing of unlike material and differential gear fusion welding after by dilval high-temperature digestion
Reach necessary requirement to together, may make the weld strength of differential casing and differential gear.
5, spot welding first is carried out to the contact surface of differential gear and differential casing, then carries out lap welding, can avoid welding
Relative displacement occurs for differential gear and differential casing in journey, and the differential assembly deformation after welding, precision is caused to be not achieved
Necessary requirement；Simultaneously differential gear and differential casing can also be more firmly weldingly fixed on together.
Compared with prior art, this technological operation is simple, may make that produced differential assembly is simple in structure, is processed into
This is low, precision is higher, total amount is lighter.
Preferred embodiment one：As the preferred of basic scheme, in step (4) after filler wire, to differential casing and difference
The contact surface of fast device gear is uniformly divided into 3-8 point and carries out spot welding.Spot welding is more efficiently to prevent differential casing and differential
Relative displacement occurs in the welding process for device gear.
Preferred embodiment two：Preferably one it is preferred, by fixture by differential casing and differential mechanism in step (5)
Gear is clamped, and is taken a round around weld seam using laser beam, dissolves the welding wire of iron-nickel alloy, by differential gear and differential carrier
Body is welded and fixed.It can make welding process more fast and stable, to make differential gear and differential casing welding quality more
Add, processing efficiency higher.
Preferred embodiment three：Preferably two it is preferred, in step (5) and step (6), the position of welding is located at differential
The axially facing surface of device gear and differential casing.When both differential gear and differential casing are by opposing force,
The axially facing surface of the two is stress point, and carrying out welding here can make differential gear and differential casing more durable.
Preferred embodiment four：Preferably three it is preferred, the differential casing and differential gear weld are located at
The end of ladder axis hole minor diameter.Differential casing and differential gear fitting are more close herein, more convenient to be welded,
Also the two connection can be made more secured.
Preferred embodiment five：Preferably four preferred, the weldering of the differential casing and differential gear weld
Seam depth is 5 ± 0.5mm.Further meet the bonding strength of differential casing and differential gear.
Preferred embodiment six：Preferably two it is preferred, in step (5) and step (6), the position of welding is located at differential
The radially facing surface of device gear and differential casing.Soldering opening is may make outwardly, convenient for welding operation；And due to differential assembly
When in use, with respect to stress, the radial position of contact surface is welded, and can effectively be offset for differential gear and differential casing
Opposite stress, keeps differential assembly more durable.
Preferred embodiment seven：Preferably six it is preferred, the weld penetration at the gear and case weld is 6 ±
0.5mm.It is further ensured that shell and gear are welded to connect more securely.
Description of the drawings
Fig. 1 is the structural schematic diagram for the differential assembly processed using the welding procedure of embodiment 1；
Fig. 2 is the schematic enlarged-scale view at A in Fig. 1；
Fig. 3 is the structural schematic diagram for the differential assembly processed using the welding procedure of embodiment 5；
Fig. 4 is the schematic enlarged-scale view at B in figure.
Specific implementation mode
Below by specific implementation mode, the present invention is described in further detail：
Reference numeral in Figure of description includes：Differential gear 1, differential casing 2, weld seam 3.
Embodiment 1
A kind of welding procedure of differential assembly, includes the following steps：
(1) differential casing that can be mutually matched 2 and differential gear 1 are got out, 2 outside of differential casing is multi-diameter shaft
Portion；
(2) differential casing 2 and the greasy dirt on differential gear 1 and carbon-coating are removed, and carries out laser cleaning to differential mechanism
The contact surface foreign and impurity of shell 2 and differential gear 1；
(3) axis hole of differential gear 1 is nested in the smaller ladder axle portion of 2 diameter of differential casing, and by differential
Device gear 1 and the step of ladder axle portion compress；
(4) differential gear 1 and differential casing 2 are fixed using fixture, using welding wire filling mechanism by the iron nickel of 1mm
Alloy welding wire is filled into the axially facing surface gap of differential casing 2 and differential gear 1, to differential casing 2 and differential
The contact surface of device gear 1 is uniformly divided into 4 points and carries out spot welding；Differential casing 2 and 1 weld of differential gear are located at ladder
The end of axis hole minor diameter；
(5) after the completion of waiting for spot welding, then by the program of lathe, the laser beam of welding is made to surround the weld seam of differential assembly
3 take a round, by iron-nickel alloy welding wire whole high-temperature digestion, by all axially contact of differential casing 2 and differential gear 1
Face connects together, and 3 depth of effective weld seam of weld is 5 ± 0.5mm；
(6) trimming 3 capture differential assembly using fixture and rotate, using brush contacts weld seam 3, in differential mechanism
During assembly rotates, brush will scrub weld seam 3, remove the welding slag around weld seam 3；
(7) ultrasonic examination captures differential assembly using fixture and rotates, using sonotrode perpendicular to weld seam
3, during differential assembly rotates, inswept all weld seams 3 are detected differential gear 1 and differential casing by ultrasonic wave
23 mass of weld seam；If weld seam 3, can be by it there are the requirement that required effective depth is not achieved in crackle, stomata and weld seam 3
Scrap recycling；If there is no the requirements that crackle, stomata and weld seam 3 reach required effective depth for weld seam 3, you can prove welding
Reach necessary requirement；
(8) after the completion of waiting for lap welding, roll flute processing is carried out to differential gear 1, then the differential assembly to being welded carries out
Shot Blasting, make differential gear 1 reaches 10095.1-2008/ISO of GB/T 1328-1:3-7 grades of precision in 1995
Standard.
Embodiment 2
The present embodiment difference from example 1 is that, in step (4), using welding wire filling mechanism by the iron of 0.6mm
Nickel alloy welding wire is filled into the axially facing surface gap of differential casing 2 and differential gear 1, to differential casing 2 and poor
The contact surface of fast device gear 1 is uniformly divided into 3 points and carries out spot welding.
According to the current 1 common size of institute of differential casing 2 and differential gear, to differential casing 2 and differential mechanism
3 points of the contact surface of gear 1 carry out spot welding, you can by the good preliminary fixation of the two；It is welded using the iron-nickel alloy of 0.6mm
Silk, can make welding process quicker.
Embodiment 3
The present embodiment difference from example 1 is that, in step (4), using welding wire filling mechanism by the iron of 1.3mm
Nickel alloy welding wire is filled into the axially facing surface gap of differential casing 2 and differential gear 1, to differential casing 2 and poor
The contact surface of fast device gear 1 is uniformly divided into 6 points and carries out spot welding.
Spot welding is carried out to 6 points of the contact surface of differential casing 2 and differential gear 1, is applicable to more differential mechanism
On assembly, using the iron-nickel alloy welding wire of 1.3mm, welding process can be made more secured.
Embodiment 4
The present embodiment difference from example 1 is that, in step (4), using welding wire filling mechanism by the iron of 1.5mm
Nickel alloy welding wire is filled into the axially facing surface gap of differential casing 2 and differential gear 1, to differential casing 2 and poor
The contact surface of fast device gear 1 is uniformly divided into 8 points and carries out spot welding.
Spot welding is carried out to 8 points of the contact surface of differential casing 2 and differential gear 1, meets larger-size differential
Device assembly can more firmly be welded larger-size differential assembly using the iron-nickel alloy welding wire of 1.5mm.
Embodiment 5
The present embodiment difference from example 1 is that, in step (5) and step (6), the position of welding is located at differential
The radially facing surface of device gear 1 and differential casing 2；The gear is 6 ± 0.5mm with 3 depth of weld seam at case weld.
Differential assembly manufactured by welding procedure using the present embodiment is as shown in Figure 3, Figure 4.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, can be under the premise of not departing from the present invention program it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and patent practicability.
Claims (8)
1. a kind of welding procedure of differential assembly, which is characterized in that include the following steps：
(1) differential casing that can be mutually matched and differential gear are got out, is ladder axle portion outside differential casing；
(2) differential casing and the greasy dirt on differential gear and carbon-coating are removed, and carry out laser cleaning to differential casing and
The contact surface foreign and impurity of differential gear；
(3) axis hole of differential gear is nested in the smaller ladder axle portion of differential casing diameter, and by differential gear
It is compressed with the step of ladder axle portion；
(4) the iron-nickel alloy welding wire of 0.6-1.5mm is filled by differential casing and differential gear using welding wire filling mechanism
Contact surface gap in, then laser is used to weld the contact surface of differential casing and differential gear in a manner of spot welding
It connects；
(5) after the completion of waiting for spot welding, then all contact surfaces of differential casing and differential gear are welded by the way of lap welding；
(6) trimming scrubs weld seam using brush, removes the welding slag around weld seam；
(7) ultrasonic examination perpendicular to weld seam and passes through all weld seams using sonotrode, detects differential gear and difference
The weldquality of fast device shell；
(8) after the completion of waiting for lap welding, roll flute processing is carried out to differential gear, make differential gear reaches GB/T 10095.1-
2008/ISO 1328-1:3-7 grades of accuracy standard in 1995.
2. a kind of welding procedure of differential assembly as described in claim 1, which is characterized in that welded in filling in step (4)
After silk, 3-8 point is uniformly divided into the contact surface of differential casing and differential gear and carries out spot welding.
3. a kind of welding procedure of differential assembly as claimed in claim 2, which is characterized in that step passes through fixture in (5)
Differential casing and differential gear are clamped, is taken a round around weld seam using laser beam, dissolves the welding wire of iron-nickel alloy, it will be poor
Fast device gear and differential casing are welded and fixed.
4. a kind of welding procedure of differential assembly as claimed in claim 3, which is characterized in that step (5) and step (6)
In, the position of welding is located at the axially facing surface of differential gear and differential casing.
5. a kind of welding procedure of differential assembly as claimed in claim 4, which is characterized in that the differential casing and difference
Fast device gear weld is located at the end of ladder axis hole minor diameter.
6. a kind of welding procedure of differential assembly as claimed in claim 5, which is characterized in that the differential casing and difference
The weld penetration of fast device gear weld is 5 ± 0.5mm.
7. a kind of welding procedure of differential assembly as claimed in claim 3, which is characterized in that step (5) and step (6)
In, the position of welding is located at the radially facing surface of differential gear and differential casing.
8. a kind of welding procedure of differential assembly as claimed in claim 7, which is characterized in that the gear and case weld
The weld penetration at place is 6 ± 0.5mm.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810295642.7A CN108500576A (en) | 2018-03-30 | 2018-03-30 | A kind of welding procedure of differential assembly |
| JP2020519176A JP2020523201A (en) | 2018-03-30 | 2019-03-29 | Welding process of differential assembly |
| PCT/CN2019/080629 WO2019185059A1 (en) | 2018-03-30 | 2019-03-29 | Welding process for differential assembly |
| DE112019000066.7T DE112019000066T5 (en) | 2018-03-30 | 2019-03-29 | Welding process for a differential assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810295642.7A CN108500576A (en) | 2018-03-30 | 2018-03-30 | A kind of welding procedure of differential assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108500576A true CN108500576A (en) | 2018-09-07 |
Family
ID=63380262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810295642.7A Pending CN108500576A (en) | 2018-03-30 | 2018-03-30 | A kind of welding procedure of differential assembly |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2020523201A (en) |
| CN (1) | CN108500576A (en) |
| DE (1) | DE112019000066T5 (en) |
| WO (1) | WO2019185059A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019185059A1 (en) * | 2018-03-30 | 2019-10-03 | 重庆联豪科技有限公司 | Welding process for differential assembly |
| CN111168239A (en) * | 2018-11-13 | 2020-05-19 | 通用汽车环球科技运作有限责任公司 | Fusion welding of ferroalloy components using low carbon steel strip |
| CN112570918A (en) * | 2020-12-04 | 2021-03-30 | 南京劲拓海洋工程装备有限公司 | Method for welding gear and gear shaft of drilling platform |
| CN113732494A (en) * | 2021-08-31 | 2021-12-03 | 蜂巢传动科技河北有限公司 | Welding method |
| CN114770005A (en) * | 2022-05-17 | 2022-07-22 | 安徽双骏智能科技有限公司 | Welding platform of differential shell and using method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939710A (en) * | 2019-12-30 | 2020-03-31 | 四川众友机械有限责任公司 | Shaft hole sealing structure of differential half shaft gear and machining process |
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| CN2830798Y (en) * | 2005-09-30 | 2006-10-25 | 中信重型机械公司 | Welding planetary turner shaft for large plane-gear speed reducer |
| CN103831591A (en) * | 2014-03-07 | 2014-06-04 | 河北镁轮镁合金科技有限公司 | Welding method of magnesium alloy thin-walled seamless tube bicycle frames |
| CN105665916A (en) * | 2016-04-07 | 2016-06-15 | 合肥美桥汽车传动及底盘系统有限公司 | Welding method of rear drive axle housing assembly |
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| JPS5154044A (en) * | 1974-11-07 | 1976-05-12 | Sumitomo Metal Ind | KOKANNOYOSETSUHO |
| JPS60121093A (en) * | 1983-12-06 | 1985-06-28 | Mitsubishi Heavy Ind Ltd | Laser welding method |
| JPH0952183A (en) * | 1995-08-14 | 1997-02-25 | Mitsubishi Heavy Ind Ltd | Electron beam welding |
| DE10013430A1 (en) * | 2000-03-17 | 2001-09-27 | Daimler Chrysler Ag | Method for connecting case-hardened steel and cast iron components together involves applying a nickel-containing foil over seam area without any prior preparation to seam area |
| JP4839941B2 (en) * | 2006-04-18 | 2011-12-21 | トヨタ自動車株式会社 | Manufacturing method of welded parts |
| US20090013533A1 (en) * | 2007-07-10 | 2009-01-15 | Isken Ii Dennis W | Differential mechanism assembly |
| JP4858513B2 (en) * | 2008-08-22 | 2012-01-18 | トヨタ自動車株式会社 | Method of joining differential device and joining aid |
| WO2011158330A1 (en) * | 2010-06-15 | 2011-12-22 | トヨタ自動車株式会社 | Structure for welding ring gear and differential case |
| JP5687577B2 (en) * | 2011-07-12 | 2015-03-18 | トヨタ自動車株式会社 | Welded structure and welding method |
| JP6187280B2 (en) * | 2014-01-22 | 2017-08-30 | アイシン・エィ・ダブリュ株式会社 | Differential gear device and manufacturing method thereof |
| JP6327453B2 (en) * | 2014-04-22 | 2018-05-23 | パナソニックＩｐマネジメント株式会社 | Laser welding method and apparatus |
| CN108500576A (en) * | 2018-03-30 | 2018-09-07 | 重庆联豪科技有限公司 | A kind of welding procedure of differential assembly |
-
2018
- 2018-03-30 CN CN201810295642.7A patent/CN108500576A/en active Pending
-
2019
- 2019-03-29 DE DE112019000066.7T patent/DE112019000066T5/en not_active Withdrawn
- 2019-03-29 WO PCT/CN2019/080629 patent/WO2019185059A1/en active Application Filing
- 2019-03-29 JP JP2020519176A patent/JP2020523201A/en active Pending
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019185059A1 (en) * | 2018-03-30 | 2019-10-03 | 重庆联豪科技有限公司 | Welding process for differential assembly |
| CN111168239A (en) * | 2018-11-13 | 2020-05-19 | 通用汽车环球科技运作有限责任公司 | Fusion welding of ferroalloy components using low carbon steel strip |
| CN111168239B (en) * | 2018-11-13 | 2022-06-07 | 通用汽车环球科技运作有限责任公司 | Fusion welding of ferroalloy components using low carbon steel strip |
| CN112570918A (en) * | 2020-12-04 | 2021-03-30 | 南京劲拓海洋工程装备有限公司 | Method for welding gear and gear shaft of drilling platform |
| CN113732494A (en) * | 2021-08-31 | 2021-12-03 | 蜂巢传动科技河北有限公司 | Welding method |
| CN114770005A (en) * | 2022-05-17 | 2022-07-22 | 安徽双骏智能科技有限公司 | Welding platform of differential shell and using method thereof |
| CN114770005B (en) * | 2022-05-17 | 2023-07-25 | 安徽双骏智能科技有限公司 | Welding platform of differential mechanism shell and application method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112019000066T5 (en) | 2020-02-27 |
| WO2019185059A1 (en) | 2019-10-03 |
| JP2020523201A (en) | 2020-08-06 |
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