CN104708278A - Engine rear cross beam machining method - Google Patents

Engine rear cross beam machining method Download PDF

Info

Publication number
CN104708278A
CN104708278A CN201510071409.7A CN201510071409A CN104708278A CN 104708278 A CN104708278 A CN 104708278A CN 201510071409 A CN201510071409 A CN 201510071409A CN 104708278 A CN104708278 A CN 104708278A
Authority
CN
China
Prior art keywords
cross beam
rear cross
sheet material
carry out
steps
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
Application number
CN201510071409.7A
Other languages
Chinese (zh)
Inventor
邓加尊
谭高询
金建根
李政
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LIUZHOU JINYUAN MACHINERY MANUFACTURING Co Ltd
Original Assignee
LIUZHOU JINYUAN MACHINERY MANUFACTURING Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LIUZHOU JINYUAN MACHINERY MANUFACTURING Co Ltd filed Critical LIUZHOU JINYUAN MACHINERY MANUFACTURING Co Ltd
Priority to CN201510071409.7A priority Critical patent/CN104708278A/en
Publication of CN104708278A publication Critical patent/CN104708278A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K5/00Arrangement or mounting of internal-combustion or jet-propulsion units
    • B60K5/12Arrangement of engine supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)

Abstract

The invention relates to the field of automobiles, in particular to an engine rear cross beam machining method. The method comprises the steps that A, an upper shell, a lower shell and a reinforcing plate of an engine rear cross beam are manufactured; B, the reinforcing plate is welded to the upper shell, and the upper shell and the lower shell are welded together; C, a product obtained in the last step is subjected to electrophoresis treatment, and it is guaranteed that the extension range of single-side corrosion of the product subjected to electrophoresis treatment in a 120-hour salt fog test does not exceed 2 mm. The engine rear cross beam is in split type connection, is of a hollow structure and is low in weight, reasonable in structure stress and capable of bearing large force.

Description

A kind of processing method of engine rear cross beam
Technical field
The present invention relates to automotive field, particularly a kind of processing method of engine rear cross beam.
Background technology
Traditional engine rear beam structure is simple, but quality is large, and structure stress is unreasonable, and the power that can bear is less.
Summary of the invention
The invention provides a kind of processing method of engine rear cross beam, the mode of split type connection, solve conventional engines rear cross beam quality large, and structure stress is unreasonable, the problem that the power that can bear is less.
The processing method of engine rear cross beam provided by the present invention comprises the following steps: A. prepares the upper casing of described engine rear cross beam, lower casing and stiffener; The upper casing of the rear cross beam of engine described in steps A also comprises 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 lower casing of the rear cross beam of engine described in steps A also comprises 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; The stiffener of the rear cross beam of engine described in steps A also comprises 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. weld, described stiffener is welded 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.
The invention has the beneficial effects as follows: adopt split type connection, hollow structure, quality is light, and structure stress is reasonable, can bear larger power.
Detailed description of the invention
Below in conjunction with specific embodiment, technical scheme of the present invention is described.
The processing method of engine rear cross beam provided by the present invention comprises the following steps: A. prepares the upper casing of described engine rear cross beam, lower casing and stiffener; The upper casing of the rear cross beam of engine described in steps A also comprises 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 lower casing of the rear cross beam of engine described in steps A also comprises 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; The stiffener of the rear cross beam of engine described in steps A also comprises 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. weld, described stiffener is welded 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 (7)

1. a processing method for engine rear cross beam, is characterized in that, the method comprises the following steps: A. prepares the upper casing of described engine rear cross beam, lower casing and stiffener; B. weld, described stiffener is welded 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.
2. according to the processing method of any described engine rear cross beam of claim 1, it is characterized in that: the upper casing of the rear cross beam of engine described in steps A also comprises 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.
3. the processing method of engine rear cross beam according to claim 2; it is characterized in that: further comprising the steps of after the preparation process d2 of the upper casing of described engine rear cross beam: 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.
4. the processing method of engine rear cross beam according to claim 3, is characterized in that: further comprising the steps of after the preparation process e2 of the upper casing of described engine rear cross beam: f2. deburring, and sheet material steps d 1 obtained uses sander process, deburring.
5. according to the processing method of any described engine rear cross beam of Claims 1-4, it is characterized in that: the lower casing of the rear cross beam of engine described in steps A also comprises 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.
6. the processing method of engine rear cross beam according to claim 5, is characterized in that: further comprising the steps of after the preparation process d1 of the lower casing of described engine rear cross beam: e1. deburring, and sheet material steps d 1 obtained uses sander process, deburring.
7. the processing method of engine rear cross beam according to claim 6, is characterized in that: the stiffener of the rear cross beam of engine described in steps A also comprises 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.
CN201510071409.7A 2015-02-11 2015-02-11 Engine rear cross beam machining method Pending CN104708278A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510071409.7A CN104708278A (en) 2015-02-11 2015-02-11 Engine rear cross beam machining method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510071409.7A CN104708278A (en) 2015-02-11 2015-02-11 Engine rear cross beam machining method

Publications (1)

Publication Number Publication Date
CN104708278A true CN104708278A (en) 2015-06-17

Family

ID=53408274

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510071409.7A Pending CN104708278A (en) 2015-02-11 2015-02-11 Engine rear cross beam machining method

Country Status (1)

Country Link
CN (1) CN104708278A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104690507A (en) * 2015-02-11 2015-06-10 柳州市金元机械制造有限公司 Processing method for rear cross beam of engine
CN107598495A (en) * 2017-09-29 2018-01-19 鞍钢重型机械有限责任公司 A kind of processing method of combined moving beam
CN108942104A (en) * 2018-08-03 2018-12-07 中国重汽集团济南动力有限公司 A kind of process for machining of heavy motor truck casting beam

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104690507A (en) * 2015-02-11 2015-06-10 柳州市金元机械制造有限公司 Processing method for rear cross beam of engine
CN107598495A (en) * 2017-09-29 2018-01-19 鞍钢重型机械有限责任公司 A kind of processing method of combined moving beam
CN107598495B (en) * 2017-09-29 2019-01-11 鞍钢重型机械有限责任公司 A kind of processing method of combined moving beam
CN108942104A (en) * 2018-08-03 2018-12-07 中国重汽集团济南动力有限公司 A kind of process for machining of heavy motor truck casting beam

Similar Documents

Publication Publication Date Title
CN104708278A (en) Engine rear cross beam machining method
CN105312470A (en) Composite die for forging automobile crankshaft
CN101712111A (en) Machining process of rear square axle housing of automobile
CN104690157A (en) Processing method for rear supporting frame
CN207272071U (en) A kind of first mould two pieces forging mold of drilling rod connecting
CN104690507A (en) Processing method for rear cross beam of engine
CN202192134U (en) Combined bending tool
CN202762810U (en) Trimming deflashing mould for repairing welding cutting edge
CN103615147A (en) Hollow lock handle and method for manufacturing same
CN203779161U (en) Flat square part milling tooling for roller shaft
CN104690159A (en) Processing method for rear suspension assembly
CN204397071U (en) Vehicle glass lifting spool flash trimmer
CN202649685U (en) Shaped balance wheel for timer
CN101456058B (en) Forming method of highway, railway basin type bearing metal structure piece
CN104971963A (en) Slab forging process
CN104841842A (en) Forging process of multi-crank crankshaft
CN104625653A (en) Machining method for speed changer suspension assembly
CN104690158A (en) Processing method for rear supporting frame
CN103157957A (en) Metal component blank manufacturing method
CN102962310B (en) Length discrepancy arc sheet metal parts blank manufacture method
CN202517121U (en) Shear blade for phosphor copper rod
CN103182624A (en) Machining technology of automobile vent-pipe
CN204320961U (en) Door heel post diel after highway passenger vehicle
CN202571458U (en) Machining device for one-time forming of E-shaped edge of electrolytic zinc anode plate
CN106739581A (en) A kind of duplicator frame and its processing technology

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20150617