CN104690159A - Processing method for rear suspension assembly - Google Patents
Processing method for rear suspension assembly Download PDFInfo
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- CN104690159A CN104690159A CN201510071407.8A CN201510071407A CN104690159A CN 104690159 A CN104690159 A CN 104690159A CN 201510071407 A CN201510071407 A CN 201510071407A CN 104690159 A CN104690159 A CN 104690159A
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Abstract
The invention discloses a processing method for a rear suspension assembly. The method comprises the following steps: I, making parts of the rear suspension assembly according to rules, wherein the parts include a cross beam, a rear supporting frame and a connecting device; II, in an assembling process, mounting and fixing the parts by adopting screws, wherein the torque of the screws is 35+/-3 N.m; III, warehousing the parts. The rear suspension assembly processed with the method is light in overall weight, stable in structural stress, unlikely to crack and small in occupied space.
Description
Technical field
The present invention relates to automobile, particularly a kind of processing method of rear suspension assembly.
Background technology
Rear suspension assembly overall weight of the prior art is large, and structure stress does not steadily easily occur crackle, takes up room large.
Summary of the invention
The invention provides a kind of processing method of rear suspension assembly, have employed the mode of the shaping and split type connection of plate stamping, solve the problems referred to above.
The processing method of rear suspension assembly provided by the present invention comprises the following steps: I. and make the part of rear suspension assembly according to the rules, comprise crossbeam, rear support stand and jockey; II. assembling, adopt screw to be installed by above-mentioned part fixing, the moment of torsion of described screw is 35 ± 3N.m; III. warehouse-in.
Further, the making of crossbeam described in step I also comprises the steps: A). prepare the upper casing of described engine rear cross beam, lower casing and stiffener; B). welding, is welded on described stiffener on described upper casing, by described upper casing and the welding of described lower casing; C). electrophoresis, by previous step to product carry out electrophoretic process, guarantee that the product after electrophoresis is no more than 2mm at salt spray test 120 hours one-sided rust creepages.
Further, the making of rear support stand described in step I also comprises the steps: A. blanking, and length is 1500mm, width is the flitch of 375 ± 1mm to adopt plate shearing machine to be cut into by raw material plate; B. blanking, flitch steps A obtained is contained in blanking die, carries out die-cut; C. shaping one, the flitch obtained by step B is contained in shaping mould one, adopts the punch forming of 100T hydraulic press; D. shaping two, the flitch obtained by step C is contained in shaping mould two, adopts the punch forming of 315T forcing press; E. shaping, the flitch obtained by step D is contained in sizing die, adopts 100T forcing press integer; F. punching, is contained in perforating die by flitch obtained in the previous step, adopts the punching of 100T forcing press; G. welded nut, by the nut-welding of regulation model to assigned address; H. deburring, with sander by clean for the burr process of product surface; I. electrophoresis, after electrophoresis product salt spray test after 120 hours one-sided rust creepage be no more than 2 millimeters.
Further, steps A) described in the lower casing of engine rear cross beam also comprise following preparation process: a1. cuts material, raw material plate is put into the sheet material that plate shearing machine cuts out the wide 690mm of long 1380mm, and its medial error is 1mm; B1. blanking, puts into blanking die by sheet material obtained in the previous step, adopts the hydraulic press of 315T to carry out blanking; C1. shaping, sheet material obtained in the previous step is put into shaping mould, adopts the hydraulic press of 315T to carry out shaping; D1. punching, puts into perforating die by sheet material obtained in the previous step, adopts the forcing press of 100T to carry out punching; E1. deburring, sheet material steps d 1 obtained uses sander process, deburring.
Further, steps A) described in the upper casing of engine rear cross beam also comprise following preparation process: a2. cuts material, raw material plate is put into the sheet material that plate shearing machine cuts out the wide 695mm of long 1380mm, and its medial error is 1mm; B2. blanking, puts into blanking die by sheet material obtained in the previous step, adopts the hydraulic press of 315T to carry out blanking; C2. shaping, sheet material obtained in the previous step is put into shaping mould, adopts the hydraulic press of 315T to carry out shaping; D2. punching, puts into perforating die by sheet material obtained in the previous step, adopts the forcing press of 100T to carry out punching; E2. welded nut, sheet material steps d 1 obtained uses electric welding machine, protection welding machine and soldering set to carry out welded nut at punching position; F2. deburring, sheet material steps d 1 obtained uses sander process, deburring.
The invention has the beneficial effects as follows: overall weight is light, structure stress is steady, is not easy to occur crackle, takes up room little.
Detailed description of the invention
Below in conjunction with specific embodiment, technical scheme of the present invention is described.
The processing method of rear suspension assembly provided by the present invention comprises the following steps: I. and make the part of rear suspension assembly according to the rules, comprise crossbeam, rear support stand and jockey; II. assembling, adopt screw to be installed by above-mentioned part fixing, the moment of torsion of described screw is 35 ± 3N.m; III. warehouse-in.
The making of rear support stand described in step I also comprises the steps: A. blanking, and length is 1500mm, width is the flitch of 375 ± 1mm to adopt plate shearing machine to be cut into by raw material plate; B. blanking, flitch steps A obtained is contained in blanking die, carries out die-cut; C. shaping one, the flitch obtained by step B is contained in shaping mould one, adopts the punch forming of 100T hydraulic press; D. shaping two, the flitch obtained by step C is contained in shaping mould two, adopts the punch forming of 315T forcing press; E. shaping, the flitch obtained by step D is contained in sizing die, adopts 100T forcing press integer; F. punching, is contained in perforating die by flitch obtained in the previous step, adopts the punching of 100T forcing press; G. welded nut, by the nut-welding of regulation model to assigned address; H. deburring, with sander by clean for the burr process of product surface; I. electrophoresis, after electrophoresis product salt spray test after 120 hours one-sided rust creepage be no more than 2 millimeters.
The making of crossbeam described in step I also comprises the steps: A). prepare the upper casing of described engine rear cross beam, lower casing and stiffener; Steps A) described in the lower casing of engine rear cross beam also comprise following preparation process: a1. cuts material, raw material plate is put into the sheet material that plate shearing machine cuts out the wide 690mm of long 1380mm, and its medial error is 1mm; B1. blanking, puts into blanking die by sheet material obtained in the previous step, adopts the hydraulic press of 315T to carry out blanking; C1. shaping, sheet material obtained in the previous step is put into shaping mould, adopts the hydraulic press of 315T to carry out shaping; D1. punching, puts into perforating die by sheet material obtained in the previous step, adopts the forcing press of 100T to carry out punching; E1. deburring, sheet material steps d 1 obtained uses sander process, deburring; Steps A) described in the upper casing of engine rear cross beam also comprise following preparation process: a2. cuts material, raw material plate is put into the sheet material that plate shearing machine cuts out the wide 695mm of long 1380mm, and its medial error is 1mm; B2. blanking, puts into blanking die by sheet material obtained in the previous step, adopts the hydraulic press of 315T to carry out blanking; C2. shaping, sheet material obtained in the previous step is put into shaping mould, adopts the hydraulic press of 315T to carry out shaping; D2. punching, puts into perforating die by sheet material obtained in the previous step, adopts the forcing press of 100T to carry out punching; E2. welded nut, sheet material steps d 1 obtained uses electric welding machine, protection welding machine and soldering set to carry out welded nut at punching position; F2. deburring, sheet material steps d 1 obtained uses sander process, deburring; Steps A) described in the stiffener of engine rear cross beam also comprise following preparation process: a3. cuts material, raw material plate is put into plate shearing machine and cuts out suitable sheet material by regulation; B3. blanking, puts into blanking die by sheet material obtained in the previous step, adopts the forcing press of 63T to carry out blanking; C3. punching, puts into perforating die by sheet material obtained in the previous step, adopts the forcing press of 63T to carry out punching; B). welding, is welded on described stiffener on described upper casing, by described upper casing and the welding of described lower casing; C). electrophoresis, by previous step to product carry out electrophoretic process, guarantee that the product after electrophoresis is no more than 2mm at salt spray test 120 hours one-sided rust creepages.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (5)
1. a processing method for rear suspension assembly, is characterized in that: the method comprises the following steps: I. makes the part of rear suspension assembly according to the rules, comprises crossbeam, rear support stand and jockey; II. assembling, adopt screw to be installed by above-mentioned part fixing, the moment of torsion of described screw is 35 ± 3N.m; III. warehouse-in.
2. the processing method of rear suspension assembly according to claim 1, it is characterized in that: the making of rear support stand described in step I also comprises the steps: A. blanking, length is 1500mm, width is the flitch of 375 ± 1mm to adopt plate shearing machine to be cut into by raw material plate; B. blanking, flitch steps A obtained is contained in blanking die, carries out die-cut; C. shaping one, the flitch obtained by step B is contained in shaping mould one, adopts the punch forming of 100T hydraulic press; D. shaping two, the flitch obtained by step C is contained in shaping mould two, adopts the punch forming of 315T forcing press; E. shaping, the flitch obtained by step D is contained in sizing die, adopts 100T forcing press integer; F. punching, is contained in perforating die by flitch obtained in the previous step, adopts the punching of 100T forcing press; G. welded nut, by the nut-welding of regulation model to assigned address; H. deburring, with sander by clean for the burr process of product surface; I. electrophoresis, after electrophoresis product salt spray test after 120 hours one-sided rust creepage be no more than 2 millimeters.
3. the processing method of rear suspension assembly according to claim 1, is characterized in that: the making of crossbeam described in step I also comprises the steps: A). prepare the upper casing of described engine rear cross beam, lower casing and stiffener; B). welding, is welded on described stiffener on described upper casing, by described upper casing and the welding of described lower casing; C). electrophoresis, by previous step to product carry out electrophoretic process, guarantee that the product after electrophoresis is no more than 2mm at salt spray test 120 hours one-sided rust creepages.
4. the processing method of rear suspension assembly according to claim 3, it is characterized in that: steps A) described in the lower casing of engine rear cross beam also comprise following preparation process: a1. cuts material, raw material plate is put into the sheet material that plate shearing machine cuts out the wide 690mm of long 1380mm, its medial error is 1mm; B1. blanking, puts into blanking die by sheet material obtained in the previous step, adopts the hydraulic press of 315T to carry out blanking; C1. shaping, sheet material obtained in the previous step is put into shaping mould, adopts the hydraulic press of 315T to carry out shaping; D1. punching, puts into perforating die by sheet material obtained in the previous step, adopts the forcing press of 100T to carry out punching; E1. deburring, sheet material steps d 1 obtained uses sander process, deburring.
5. the processing method of rear suspension assembly according to claim 3, it is characterized in that: steps A) described in the upper casing of engine rear cross beam also comprise following preparation process: a2. cuts material, raw material plate is put into the sheet material that plate shearing machine cuts out the wide 695mm of long 1380mm, its medial error is 1mm; B2. blanking, puts into blanking die by sheet material obtained in the previous step, adopts the hydraulic press of 315T to carry out blanking; C2. shaping, sheet material obtained in the previous step is put into shaping mould, adopts the hydraulic press of 315T to carry out shaping; D2. punching, puts into perforating die by sheet material obtained in the previous step, adopts the forcing press of 100T to carry out punching; E2. welded nut, sheet material steps d 1 obtained uses electric welding machine, protection welding machine and soldering set to carry out welded nut at punching position; F2. deburring, sheet material steps d 1 obtained uses sander process, deburring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071407.8A CN104690159A (en) | 2015-02-11 | 2015-02-11 | Processing method for rear suspension assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071407.8A CN104690159A (en) | 2015-02-11 | 2015-02-11 | Processing method for rear suspension assembly |
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| CN104690159A true CN104690159A (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510071407.8A Pending CN104690159A (en) | 2015-02-11 | 2015-02-11 | Processing method for rear suspension assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798196A (en) * | 2016-04-26 | 2016-07-27 | 李志联 | Composite molding process for electric vehicle chassis suspension assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717679A (en) * | 2012-06-30 | 2012-10-10 | 长城汽车股份有限公司 | Rear torsion beam structure of car and manufacturing method thereof |
| CN103009985A (en) * | 2012-12-10 | 2013-04-03 | 柳州市金元机械制造有限公司 | Automobile engine mounting bracket and manufacture method thereof |
| JP2013091433A (en) * | 2011-10-26 | 2013-05-16 | Nippon Steel & Sumitomo Metal Corp | Plastic-worked article, method for manufacturing the same, torsion beam, torsion beam assy, torsion beam suspension device, and method for manufacturing torsion beam |
| CN103587497A (en) * | 2013-11-01 | 2014-02-19 | 安徽工贸职业技术学院 | Antitheft device carrier structure for automobiles |
| CN104071253A (en) * | 2013-03-28 | 2014-10-01 | 合肥联华机械零部件有限责任公司 | Assembling line and assembling method for front support beam assembly of engine |
-
2015
- 2015-02-11 CN CN201510071407.8A patent/CN104690159A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013091433A (en) * | 2011-10-26 | 2013-05-16 | Nippon Steel & Sumitomo Metal Corp | Plastic-worked article, method for manufacturing the same, torsion beam, torsion beam assy, torsion beam suspension device, and method for manufacturing torsion beam |
| CN102717679A (en) * | 2012-06-30 | 2012-10-10 | 长城汽车股份有限公司 | Rear torsion beam structure of car and manufacturing method thereof |
| CN103009985A (en) * | 2012-12-10 | 2013-04-03 | 柳州市金元机械制造有限公司 | Automobile engine mounting bracket and manufacture method thereof |
| CN104071253A (en) * | 2013-03-28 | 2014-10-01 | 合肥联华机械零部件有限责任公司 | Assembling line and assembling method for front support beam assembly of engine |
| CN103587497A (en) * | 2013-11-01 | 2014-02-19 | 安徽工贸职业技术学院 | Antitheft device carrier structure for automobiles |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798196A (en) * | 2016-04-26 | 2016-07-27 | 李志联 | Composite molding process for electric vehicle chassis suspension assembly |
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Application publication date: 20150610 |