CN112124456A - Assembly process method of automobile middle axle assembly - Google Patents
Assembly process method of automobile middle axle assembly Download PDFInfo
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- CN112124456A CN112124456A CN202010894760.7A CN202010894760A CN112124456A CN 112124456 A CN112124456 A CN 112124456A CN 202010894760 A CN202010894760 A CN 202010894760A CN 112124456 A CN112124456 A CN 112124456A
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- 238000000034 method Methods 0.000 title claims abstract description 57
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 9
- 238000005406 washing Methods 0.000 claims description 2
- 230000036544 posture Effects 0.000 abstract description 14
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/04—Joining preassembled modular units composed of sub-units performing diverse functions, e.g. engine and bonnet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/005—Inspection and final control devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/022—Transferring or handling sub-units or components, e.g. in work stations or between workstations and transportation systems
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
An assembly process method of an automobile middle axle assembly relates to an assembly process method of automobile parts, and the method is that after cleaning an axle housing, a through axle assembly is separately arranged outside a row line, and then the axle housing is put on line; and then sequentially assembling the main reducer assembly, the brake assembly, the camshaft, the adjusting arm, the hub assembly, the air chamber and the half shaft, directly detecting the air tightness of the middle axle assembly after assembling the half shaft, and inserting the middle axle assembly into a line after the middle axle assembly is qualified. The assembly postures of the axle housing and the middle axle assembly are kept consistent from the upper line of the axle housing to the lower line of the middle axle assembly, 180-degree overturning is not needed on the line, and the assembly support frame of the axle assembly is not needed to be adjusted for many times; the assembly content and the assembly difficulty of an operator can be reduced, the through shaft assembly is arranged outside the line, the axle housing is supported by the large plane of the axle housing, the support is stable, and the assembly quality of the middle axle assembly can be ensured. The invention also has the characteristics of high assembly efficiency and convenient and quick operation, and is easy to popularize and apply.
Description
Technical Field
The invention relates to an assembly process method of automobile parts, in particular to an assembly process method of an automobile middle axle assembly.
Background
A through shaft assembly is assembled on the automobile middle axle assembly and is connected with the rear axle assembly through a transmission shaft, so that power transmission is realized. The assembly process of the middle axle assembly generally comprises the following steps: process 1, axle housing washing, process 2, the axle housing line, process 3, the assembly owner subtracts the assembly, process 4, assembly stopper assembly, process 5, assembly camshaft, adjusting arm, process 6, assembly wheel hub assembly, process 7, assembly air chamber and regulation braking clearance, process 8, assembly semi-axis, process 9, upset middle axle assembly 180, process 10, assembly through shaft assembly, process 11: detecting the air tightness of the middle axle assembly, and performing a process 12: the middle axle assembly is off-line. The method has the following technical defects:
(1) before assembling the through shaft assembly, the middle axle assembly needs to be turned over by 180 degrees. At the moment, the middle axle assembly is provided with all parts except the through shaft assembly, the overturning weight is heavy, the radius is large, and the overturning process is labor-consuming and dangerous by adopting a mode of a crown block matched with manual force application push-pull;
(2) the state difference between the middle axle assembly and the matching part of the assembling support frame before and after overturning is larger, and the assembling support frame is difficult to be compatible with the two states simultaneously or needs to be adjusted for a longer time;
(3) the assembly support frame is adjusted and the whole-line assembly rhythm influences, the middle axle assembly is not always placed on the assembly support frame to be in a stable posture after being overturned, and the assembly difficulty of the process of assembling the through shaft assembly on line is increased.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the assembling process method of the automobile intermediate axle assembly is provided, so that the assembling process method not only can ensure the assembling quality of the intermediate axle assembly, but also can reduce the assembling difficulty and improve the assembling efficiency.
The technical scheme for solving the technical problems is as follows: an assembly process method of an automobile middle axle assembly mainly comprises the steps of cleaning an axle housing, sequentially assembling a main reducer assembly, a brake assembly, a cam shaft, an adjusting arm, a hub assembly, an air chamber and a half shaft, finally carrying out air tightness detection on the middle axle assembly, taking the middle axle assembly off line after the middle axle assembly is qualified, separately assembling a through shaft assembly outside a row line after the axle housing is cleaned, and then assembling the axle housing on line; and after the half shaft is assembled, directly carrying out the air tightness detection of the middle axle assembly.
The further technical scheme of the invention is as follows: the method comprises the following steps:
s1, axle housing cleaning;
s2, split charging a through shaft assembly outside the wire;
s3, enabling the axle housing to be on-line;
s4, assembling a main reducer assembly;
s5, assembling a brake assembly;
s6, assembling a cam shaft and an adjusting arm;
s7, assembling a hub assembly;
s8, assembling an air chamber and adjusting a brake gap;
s9, assembling a half shaft;
s10, carrying out air tightness detection on the intermediate axle assembly;
and S11, taking the middle axle assembly off line.
The further technical scheme of the invention is as follows: step S2, the off-line split charging through shaft assembly comprises the following contents: and placing a roller path in a space between the axle housing cleaning lower line and the axle housing upper line, placing the cleaned axle housing on the roller path, and enabling the axle housing large plane to be in contact with the roller path so as to ensure stability, and assembling the through shaft assembly.
The further technical scheme of the invention is as follows: step S3, the on-line of the axle housing includes the following contents:
and (4) hoisting the axle housing after the through shaft assembly is assembled on the assembly support frame, adjusting the position of the assembly support frame, and ensuring that the axle housing is stably placed.
The invention has the further technical scheme that: in steps S4 to S10, the middle axle assembly always maintains the same assembly posture without turning over the middle axle assembly and adjusting the assembly support frame for the second time.
Due to the adoption of the structure, compared with the prior art, the assembly process method of the automobile middle axle assembly has the following beneficial effects:
1. can greatly reduce the assembly difficulty
After the axle housing is cleaned, a through shaft assembly is separately arranged outside a row line, and then the axle housing is put on line; then sequentially assembling a main reducer assembly, a brake assembly, a camshaft, an adjusting arm, a hub assembly, an air chamber and a half shaft; after the half shaft is assembled, the air tightness of the middle axle assembly is directly detected, and the middle axle assembly is taken off line after the middle axle assembly is qualified. Thus:
(1) the assembly postures of the middle axle assembly are kept consistent from the upper line of the axle housing to the lower line of the axle assembly, and 180-degree turning is not needed on the line, so that the assembly content and the assembly difficulty of an operator can be reduced;
(2) the assembly postures of the middle axle assembly are kept consistent from the upper line of the axle housing to the lower line of the axle assembly, and an operator does not need to adjust the assembly support frame of the axle assembly for multiple times;
(3) the through shaft assembly is split-packaged outside the line, and is supported by the axle housing large plane, so that the support is stable, and the assembly difficulty is greatly reduced on the assembly line support frame.
Therefore, the invention can greatly reduce the assembly difficulty.
2. Can improve the assembly efficiency
The assembly postures of the middle axle assembly are kept consistent from the upper line of the axle housing to the lower line of the axle assembly, 180-degree turning is not needed on the line, and the assembly support frame of the axle assembly is not needed to be adjusted for many times. In the whole assembly process, the operation content and the operation difficulty of an operator are reduced, the whole line assembly beat is improved, and the assembly efficiency is effectively improved.
3. Can ensure the assembly quality of the middle axle assembly
According to the invention, the assembly of the through shaft assembly is completed in advance outside the axle housing after the axle housing is cleaned, the assembly sequence of the through shaft assembly is optimized, the middle axle assembly can always keep the same posture on the axle assembly support frame from the assembly upper line to the lower line, the complicated steps of overturning the middle axle assembly by 180 degrees, adjusting the position of the axle assembly support frame and the like are omitted, the problems of unstable support frame support and the like caused by the posture change of the axle assembly can be effectively avoided, the axle housing can be ensured to be stably supported completely, and the assembly quality of the middle axle assembly can be ensured.
4. Convenient and fast operation
The invention utilizes the space between the lower line and the upper line of the axle housing cleaning machine to place the roller path, places the axle housing after cleaning on the roller path, and makes the large plane of the axle housing contact with the roller path to ensure stability, thereby facilitating the assembly of the through shaft assembly.
In addition, the assembly postures of the middle axle assembly are kept consistent from the upper line of the axle housing to the lower line of the axle assembly, and 180-degree turning is not needed on the line, so that the assembly content and the assembly difficulty of an operator can be reduced; and the assembly postures of the middle axle assembly are kept consistent from the axle housing upper line to the axle assembly lower line, and an operator does not need to adjust the axle assembly support frame for many times.
Therefore, the invention is convenient and quick to operate.
The technical features of the assembling process of the axle assembly in the automobile according to the present invention will be further described with reference to the accompanying drawings and embodiments.
Drawings
FIG. 1: embodiment one of the assembling process of the automobile middle axle assembly according to the present invention, in step S2, the structure of the through shaft assembly is schematically shown,
FIG. 2: in the first embodiment of the assembly process of the automobile middle axle assembly according to the present invention, in steps S4-S10, the assembly attitude of the middle axle assembly is schematically shown,
FIG. 3: in the prior art, the posture of a middle axle assembly before assembling a through shaft assembly is schematic,
FIG. 4: in the prior art, a middle axle assembly is assembled with a schematic attitude diagram of a through shaft assembly;
in the above drawings, the respective reference numerals are explained as follows:
1-axle housing, 101-axle housing large plane, 2-through shaft assembly, 3-main reducer assembly, 4-brake assembly, 5-camshaft,
6-adjusting arm, 7-hub assembly, 8-air chamber, 9-half shaft, 10-assembly support frame and 11-raceway.
Detailed Description
Example one
An assembly process method of an automobile middle axle assembly, the method is to clean the axle housing 1, firstly separately install the through axle assembly 2 outside the row, then put the axle housing 1 on the line; then assemble main subtracting assembly 3, brake assembly 4, camshaft 5, adjusting arm 6, wheel hub assembly 7, air chamber 8, semi-axis 9 in proper order, after assembling semi-axis 9, directly carry out the middle axle assembly gas tightness and detect, will put off the production line the middle axle assembly after qualified. The method comprises the following steps:
s1, axle housing cleaning:
putting the axle housing 1 into an axle housing cleaning machine to clean;
s2, assembling a through shaft assembly outside the wire:
placing a roller path 11 in a space between an axle housing cleaning lower line and an axle housing upper line, placing the cleaned axle housing on the roller path 11, enabling an axle housing large plane 101 to be in contact with the roller path 11 to ensure stability, and assembling a through shaft assembly 2;
s3, an axle housing upper line:
and (3) hoisting the axle housing after the through shaft assembly is assembled on the assembling support frame 10, adjusting the position of the assembling support frame and ensuring that the axle housing is stably placed.
S4, assembling a main reducing assembly:
assembling the main reducing assembly 3 on the axle housing 1;
s5, assembling a brake assembly:
assembling the brake assemblies 4 to two ends of the axle housing 1;
s6, assembling a camshaft and an adjusting arm:
connecting a camshaft 5 with a brake assembly 4, and then connecting an adjusting arm 6 with the camshaft 5;
s7, assembling a hub assembly:
assembling the hub assemblies 7 to two ends of the axle housing 1;
s8, assembling an air chamber and adjusting a brake gap;
installing an air chamber 8, connecting the adjusting arm 6 with the air chamber 8, and adjusting a brake gap;
s9, assembling half shafts:
assembling the half shafts 9 to the end parts of the two ends of the axle housing 1 to obtain a product middle axle assembly;
s10, carrying out air tightness detection on the intermediate axle assembly:
carrying out air tightness detection on the middle axle assembly according to a conventional method;
s11, inserting the middle axle assembly into the line:
and (5) taking the middle axle assembly qualified through air tightness detection off line.
In the above steps S4 to S10, the middle axle assembly always maintains the same assembly posture, and the middle axle assembly does not need to be turned over and the assembly support frame does not need to be adjusted for the second time.
According to the invention, through optimizing the assembly sequence of the through shaft assemblies, the middle axle assembly can always keep the same posture on the axle assembly support frame from the axle housing upper line to the lower line, the complicated steps of overturning the middle axle assembly by 180 degrees, adjusting the position of the middle axle assembly support frame and the like are omitted, the problems of unstable support frame support and the like caused by the posture change of the axle assembly can be effectively avoided, and the assembly content and the assembly difficulty of an operator can be reduced.
Claims (5)
1. The utility model provides an assembly process method of automobile intermediate axle assembly, this method mainly is after washing axle housing (1), assembles main subassembly (3), brake assembly (4), camshaft (5), adjusting arm (6), wheel hub assembly (7), air chamber (8), semi-axis (9) in proper order, carries out intermediate axle assembly gas tightness detection at last, puts off the line the intermediate axle assembly after qualified, its characterized in that: after the axle housing (1) is cleaned, a through axle assembly (2) is separately arranged outside the row line, and then the axle housing (1) is assembled on line; and after the half shaft (9) is assembled, directly carrying out the air tightness detection of the middle axle assembly.
2. The assembly process method of the automobile intermediate axle assembly according to claim 1, characterized in that: the method comprises the following steps:
s1, axle housing cleaning;
s2, split charging a through shaft assembly outside the wire;
s3, enabling the axle housing to be on-line;
s4, assembling a main reducer assembly;
s5, assembling a brake assembly;
s6, assembling a cam shaft and an adjusting arm;
s7, assembling a hub assembly;
s8, assembling an air chamber and adjusting a brake gap;
s9, assembling a half shaft;
s10, carrying out air tightness detection on the intermediate axle assembly;
and S11, taking the middle axle assembly off line.
3. The assembly process method of the automobile intermediate axle assembly according to claim 2, characterized in that: step S2, the off-line split charging through shaft assembly comprises the following contents: and placing a roller path in a space between the axle housing cleaning lower line and the axle housing upper line, placing the cleaned axle housing on the roller path, and enabling the axle housing large plane to be in contact with the roller path so as to ensure stability, and assembling the through shaft assembly.
4. The assembly process method of the automobile middle axle assembly according to claim 3, characterized in that: step S3, the on-line of the axle housing includes the following contents:
and (4) hoisting the axle housing after the through shaft assembly is assembled on the assembly support frame, adjusting the position of the assembly support frame, and ensuring that the axle housing is stably placed.
5. The assembly process method of the automobile middle axle assembly according to claim 4, characterized in that: in steps S4 to S10, the middle axle assembly always maintains the same assembly posture without turning over the middle axle assembly and adjusting the assembly support frame for the second time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010894760.7A CN112124456A (en) | 2020-08-31 | 2020-08-31 | Assembly process method of automobile middle axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010894760.7A CN112124456A (en) | 2020-08-31 | 2020-08-31 | Assembly process method of automobile middle axle assembly |
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| Publication Number | Publication Date |
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| CN112124456A true CN112124456A (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010894760.7A Pending CN112124456A (en) | 2020-08-31 | 2020-08-31 | Assembly process method of automobile middle axle assembly |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11171064A (en) * | 1997-12-12 | 1999-06-29 | Mitsubishi Motors Corp | Method of assembling trunnion type suspension for vehicle |
| CN101293542A (en) * | 2008-05-05 | 2008-10-29 | 辽宁曙光汽车集团股份有限公司 | Light car drive axle assembly assembling product line |
| CN204712792U (en) * | 2015-04-16 | 2015-10-21 | 方盛车桥（柳州）有限公司 | Lightweight Driving Axle On Heavy-duty assembly |
| CN109572865A (en) * | 2018-12-29 | 2019-04-05 | 北汽福田汽车股份有限公司 | Axle assembly assembly line |
| CN109590738A (en) * | 2019-01-28 | 2019-04-09 | 湖北三环车桥有限公司 | The pre- assembling production lines of vehicle bridge |
| CN210175029U (en) * | 2019-05-30 | 2020-03-24 | 徐州徐工汽车制造有限公司 | Support frock suitable for installation of single rear axle and two rear axles |
-
2020
- 2020-08-31 CN CN202010894760.7A patent/CN112124456A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11171064A (en) * | 1997-12-12 | 1999-06-29 | Mitsubishi Motors Corp | Method of assembling trunnion type suspension for vehicle |
| CN101293542A (en) * | 2008-05-05 | 2008-10-29 | 辽宁曙光汽车集团股份有限公司 | Light car drive axle assembly assembling product line |
| CN204712792U (en) * | 2015-04-16 | 2015-10-21 | 方盛车桥（柳州）有限公司 | Lightweight Driving Axle On Heavy-duty assembly |
| CN109572865A (en) * | 2018-12-29 | 2019-04-05 | 北汽福田汽车股份有限公司 | Axle assembly assembly line |
| CN109590738A (en) * | 2019-01-28 | 2019-04-09 | 湖北三环车桥有限公司 | The pre- assembling production lines of vehicle bridge |
| CN210175029U (en) * | 2019-05-30 | 2020-03-24 | 徐州徐工汽车制造有限公司 | Support frock suitable for installation of single rear axle and two rear axles |
Non-Patent Citations (4)
| Title |
|---|
| 临工重机: "车桥装配工艺方", 《百度》 * |
| 周听祥编著: "《提高现代企业人机效率的理论与实务——工作研究》", 31 July 1994, 企业管理出版社 * |
| 邮电部邮政总局: "《机动车辆维护手册（上）》", 31 December 1993, 人民邮电出版社 * |
| 陈心赤等主编: "《汽车装配工艺编制与质量控制》", 30 September 2011, 重庆大学出版社 * |
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Application publication date: 20201225 |