CN103878240B - The shaping shaping mould of automobile engine exhaust system manifold - Google Patents

The shaping shaping mould of automobile engine exhaust system manifold Download PDF

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Publication number
CN103878240B
CN103878240B CN201310584030.7A CN201310584030A CN103878240B CN 103878240 B CN103878240 B CN 103878240B CN 201310584030 A CN201310584030 A CN 201310584030A CN 103878240 B CN103878240 B CN 103878240B
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China
Prior art keywords
shaping
bolster
forming
die
plate
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CN201310584030.7A
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CN103878240A (en
Inventor
白瑛
曹枢
曹一枢
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Wuxi Dawn Die and Stamping Co Ltd
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Wuxi Dawn Die and Stamping Co Ltd
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Abstract

The invention provides the shaping shaping mould of automobile engine exhaust system manifold, it can be effectively improved workpiece disposable stretch forming arrival rate, reduces follow-up trimming, reduces production cost.It includes cope match-plate pattern, lower bolster and shaping module, upper mold pin is installed on cope match-plate pattern, lower bolster is installed on installing plate by lower mold pin, guided by independent slide guide between cope match-plate pattern with lower bolster and be connected, shape module and include female die for forming structure and forming terrace die structure, female die for forming structure is installed under cope match-plate pattern, forming terrace die structure is installed on lower bolster, it is characterized in that: female die for forming structure includes female die for forming and pre-briquetting, female die for forming is installed under cope match-plate pattern by shaping upper padding plate, pre-briquetting insert is in female die for forming and is upward through shaping upper padding plate, pre-briquetting upper end connects nitrogen spring, nitrogen spring is vertically connected with pre-briquetting after cope match-plate pattern.

Description

The shaping shaping mould of automobile engine exhaust system manifold
Technical field
The present invention relates to the parts punch process field of automobile engine exhaust system, specially the shaping shaping mould of automobile engine exhaust system manifold.
Background technology
A kind of automobile engine exhaust system manifold, it is cut after the lower half shell even stretch forming of material one by upper half shell, split welding processing again forms, owing to the forming surface height of its upper half shell and the lower half shell even stretch forming of material one is higher and forming surface is complicated, see Fig. 1, traditional integral-typed punch, the diel of cavity die structure cannot provide enough thrust to workpiece, make workpiece disposable stretch forming arrival rate low simultaneously, need stretch forming to carry out repeatedly Shape correction again;And repeatedly Shape correction not only needs configuration overpay mould and need corresponding configuration multiple stage punch press, therefore its production cost is high.On Fig. 1,29 is upper half shell part, and 30 is lower half shell part, and 31 is company's material part of upper half shell part and lower half shell part.
Summary of the invention
For the problems referred to above, the invention provides the shaping shaping mould of automobile engine exhaust system manifold, it can be effectively improved workpiece disposable stretch forming arrival rate, reduces follow-up trimming, reduces production cost.
Its technical scheme is such, it includes cope match-plate pattern, lower bolster and shaping module, upper mold pin is installed on described cope match-plate pattern, described lower bolster is installed on installing plate by lower mold pin, guided by independent slide guide between described cope match-plate pattern and lower bolster and be connected, described shaping module includes female die for forming structure and forming terrace die structure, described female die for forming structure is installed under described cope match-plate pattern, described forming terrace die structure is installed on described lower bolster, it is characterized in that: described female die for forming structure includes female die for forming and pre-briquetting, described female die for forming is installed under described cope match-plate pattern by shaping upper padding plate, described pre-briquetting insert is in described female die for forming and is upward through described shaping upper padding plate, described pre-briquetting upper end connects nitrogen spring, described nitrogen spring is vertically connected with described pre-briquetting after described cope match-plate pattern.
It is further characterized by
Described forming terrace die structure includes forming terrace die, shapes holding pad, shaping fixed plate, described shaping holding pad is installed in described shaping fixed plate, described shaping fixed plate is installed on described lower bolster by shaping lower bolster, described shaping holding pad, shaping fixed plate have punch installation cavity, connect fastening by fastening bolt in described forming terrace die is installed on described punch installation cavity and between described forming terrace die, described shaping lower bolster, lower bolster;
Being also equipped with push rod in described lower bolster, described push rod holds out against described shaping holding pad bottom surface from bottom to top after described lower bolster, shaping lower bolster, shaping fixed plate, and described push rod bottom connects nitrogen cylinder, and described nitrogen cylinder is installed on described installing plate.
It is further characterised by:
It is additionally provided with Shaping Module, described Shaping Module and described shaping module are installed between described cope match-plate pattern, lower bolster side by side, described Shaping Module includes correcting die structure and shaping terrace die structure, described correcting die structure is installed under described cope match-plate pattern, and described shaping terrace die structure is installed on described lower bolster;
Described correcting die structure includes correcting die and shaping upper padding plate, and described correcting die is fixed under described cope match-plate pattern by described shaping upper padding plate;
Described shaping terrace die structure includes shaping terrace die, shaping fixed plate, shaping backing plate and shaping lower bolster, just to positive in shaping terrace die is installed on described shaping fixed plate and with described correcting die, described shaping fixed plate, shaping backing plate and shaping lower bolster are sequentially overlapped from top to bottom and are fixed on described lower bolster;
Being provided with ejector pin upwards in described shaping fixed plate, described ejector pin is installed in described shaping fixed plate from bottom to top after described shaping lower bolster, shaping backing plate.
Having the beneficial effects that of inventive die: its female die for forming structure shaping module is made up of female die for forming and pre-briquetting, pre-briquetting insert is in female die for forming and pre-briquetting top connects nitrogen spring, when carrying out stamping to workpiece, pre-briquetting is first downward by workpiece pre-pressing under the effect of nitrogen spring, then female die for forming is the most stamping by workpiece together with forming terrace die under the driving of punch press again, when punching press, shaping holding pad is upwards held out against under the effect of nitrogen cylinder by push rod simultaneously, further ensure the uniform and stable thrust to workpiece, guarantee that workpiece is the most stamping to put in place;It addition, be additionally provided with Shaping Module shaping module side, it to needing the workpiece carrying out shaping processing to carry out shaping punching press while forming, thus can reduce the usage amount of punch press, reduces equipment production cost, and improves production efficiency.
Accompanying drawing explanation
Fig. 1 is that automobile engine exhaust system manifold upper half shell even expects the structural representation after one stretch forming with lower half shell;
Fig. 2 is the left view structural representation of Fig. 1;
Fig. 3 is each parts Plane Installation schematic diagram on lower bolster in inventive die
Fig. 4 be inventive die under matched moulds state by the A-A of Fig. 3 to structural representation.
Detailed description of the invention
See Fig. 3 and Fig. 4, inventive die includes cope match-plate pattern 1, lower bolster 2 and shaping module, upper mold pin 4 is installed on cope match-plate pattern 1, lower bolster 2 is installed on installing plate 3 by lower mold pin 5, guided by independent slide guide 8 between cope match-plate pattern 1 with lower bolster 2 and be connected, shape module and include female die for forming structure and forming terrace die structure, cope match-plate pattern is provided with female die for forming structure 1 time, forming terrace die structure is installed on lower bolster, female die for forming structure includes female die for forming 6 and pre-briquetting 7, female die for forming 6 is installed on cope match-plate pattern 1 time by shaping upper padding plate 26, pre-briquetting 7 insert is in female die for forming 6 and is upward through shaping upper padding plate 26, pre-briquetting 7 upper end connects nitrogen spring 24, nitrogen spring 24 is vertically connected with pre-briquetting 7 after cope match-plate pattern 1;
Forming terrace die structure includes forming terrace die 9, shapes holding pad 10, shaping fixed plate 11, shape holding pad 10 to be installed in shaping fixed plate 11, shape fixed plate 11 and be installed on lower bolster 2 by shaping lower bolster 12, shaping holding pad 10, shape fixed plate 11 and have punch installation cavity, forming terrace die 9 is installed in punch installation cavity and forming terrace die 9 is connected fastening by fastening bolt 27 with shaping between lower bolster 12, lower bolster 2;
Being also equipped with push rod 23 in lower bolster 2, push rod 23 holds out against shaping holding pad 10 bottom surface from bottom to top after lower bolster 2, shaping lower bolster 12, shaping fixed plate 11, and push rod 23 bottom connects nitrogen cylinder 28, and nitrogen cylinder 28 is installed on installing plate 3.
Inventive die is additionally provided with Shaping Module, Shaping Module and shaping module are installed between cope match-plate pattern 1, lower bolster 2 side by side, Shaping Module includes correcting die structure and shaping terrace die structure, and correcting die structure is installed on cope match-plate pattern 1 time, and shaping terrace die structure is installed on lower bolster 2;
Correcting die structure includes that correcting die 16 and shaping upper padding plate 15, correcting die 16 are fixed on cope match-plate pattern 1 time by shaping upper padding plate 15;Shaping terrace die structure includes shaping terrace die 17, shaping fixed plate 18, shaping backing plate 19 and shaping lower bolster 20, just to positive in shaping terrace die 17 is installed on shaping fixed plate 18 and with correcting die 16, shaping fixed plate 18, shaping backing plate 19 and shaping lower bolster 20 are sequentially overlapped from top to bottom and are fixed on lower bolster 2;Being provided with ejector pin 25 upwards in shaping fixed plate 18, ejector pin 25 is installed in shaping fixed plate 18 from bottom to top after shaping lower bolster 20, shaping backing plate 19.
In Fig. 4,21 is nitrogen spring cushion block;22 is limited post;In Fig. 3,13 is limited block, and 14 is banking pin.

Claims (5)

  1. null1. the shaping shaping mould of automobile engine exhaust system manifold,It includes cope match-plate pattern、Lower bolster and shaping module,Upper mold pin is installed on described cope match-plate pattern,Described lower bolster is installed on installing plate by lower mold pin,Guided by independent slide guide between described cope match-plate pattern and lower bolster and be connected,Described shaping module includes female die for forming structure and forming terrace die structure,Described female die for forming structure is installed under described cope match-plate pattern,Described forming terrace die structure is installed on described lower bolster,It is characterized in that: described female die for forming structure includes female die for forming and pre-briquetting,Described female die for forming is installed under described cope match-plate pattern by shaping upper padding plate,Described pre-briquetting insert is in described female die for forming and is upward through described shaping upper padding plate,Described pre-briquetting upper end connects nitrogen spring,Described nitrogen spring is vertically connected with described pre-briquetting after described cope match-plate pattern;
    Described forming terrace die structure includes forming terrace die, shapes holding pad, shaping fixed plate, described shaping holding pad is installed in described shaping fixed plate, described shaping fixed plate is installed on described lower bolster by shaping lower bolster, described shaping holding pad, shaping fixed plate have punch installation cavity, connect fastening by fastening bolt in described forming terrace die is installed on described punch installation cavity and between described forming terrace die, described shaping lower bolster, lower bolster;
    Being also equipped with push rod in described lower bolster, described push rod holds out against described shaping holding pad bottom surface from bottom to top after described lower bolster, shaping lower bolster, shaping fixed plate, and described push rod bottom connects nitrogen cylinder, and described nitrogen cylinder is installed on described installing plate.
  2. The shaping shaping mould of automobile engine exhaust system manifold the most according to claim 1, it is characterized in that: it is additionally provided with Shaping Module, described Shaping Module and described shaping module are installed between described cope match-plate pattern, lower bolster side by side, described Shaping Module includes correcting die structure and shaping terrace die structure, described correcting die structure is installed under described cope match-plate pattern, and described shaping terrace die structure is installed on described lower bolster.
  3. The shaping shaping mould of automobile engine exhaust system manifold the most according to claim 2, it is characterised in that: described correcting die structure includes correcting die and shaping upper padding plate, and described correcting die is fixed under described cope match-plate pattern by described shaping upper padding plate.
  4. The shaping shaping mould of automobile engine exhaust system manifold the most according to claim 3, it is characterized in that: described shaping terrace die structure includes shaping terrace die, shaping fixed plate, shaping backing plate and shaping lower bolster, just to positive in shaping terrace die is installed on described shaping fixed plate and with described correcting die, described shaping fixed plate, shaping backing plate and shaping lower bolster are sequentially overlapped from top to bottom and are fixed on described lower bolster.
  5. The shaping shaping mould of automobile engine exhaust system manifold the most according to claim 4, it is characterized in that: be provided with ejector pin upwards in described shaping fixed plate, described ejector pin is installed in described shaping fixed plate from bottom to top after described shaping lower bolster, shaping backing plate.
CN201310584030.7A 2013-11-20 2013-11-20 The shaping shaping mould of automobile engine exhaust system manifold Active CN103878240B (en)

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CN103878240B true CN103878240B (en) 2016-08-17

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104785623B (en) * 2014-12-31 2017-06-06 无锡曙光模具有限公司 The forming processing mold of heat shield of automobile exhaust system
CN106064205B (en) * 2016-08-01 2018-01-05 无锡曙光模具有限公司 A kind of shaping shaping mould of four claw types half-shell
CN106216500B (en) * 2016-08-01 2018-01-09 无锡曙光模具有限公司 The processing technology and its particular manufacturing craft producing line of a kind of four paws housing
CN106111791B (en) * 2016-08-01 2018-04-03 无锡曙光模具有限公司 The processing method and its special production line of special-shaped four paws half-shell

Citations (7)

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EP0646447A1 (en) * 1993-10-04 1995-04-05 Fuji Jukogyo Kabushiki Kaisha Method and apparatus for manufacturing a multi-layer plastic product
JP2000045767A (en) * 1998-07-27 2000-02-15 Calsonic Corp Bulge forming die and bulge forming method
CN2633468Y (en) * 2003-06-27 2004-08-18 绵阳新晨动力机械有限公司 Air inlet manifold mold
CN201913156U (en) * 2010-12-09 2011-08-03 浙江金刚汽车有限公司 Integrated device of multi-working procedure mould
CN102554039A (en) * 2011-12-31 2012-07-11 无锡曙光模具有限公司 Flange leveling mold of outlet manifold of automobile exhaust system
CN103240336A (en) * 2013-05-10 2013-08-14 奇瑞汽车股份有限公司 Automobile single-action drawing die with nitrogen springs and prepressing device
CN203621233U (en) * 2013-11-20 2014-06-04 无锡曙光模具有限公司 Forming and shaping die for exhaust system divided manifold of automobile engine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3705225B2 (en) * 2002-02-22 2005-10-12 トヨタ紡織株式会社 Manufacturing apparatus and manufacturing method for synthetic resin hollow molded body

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0646447A1 (en) * 1993-10-04 1995-04-05 Fuji Jukogyo Kabushiki Kaisha Method and apparatus for manufacturing a multi-layer plastic product
JP2000045767A (en) * 1998-07-27 2000-02-15 Calsonic Corp Bulge forming die and bulge forming method
CN2633468Y (en) * 2003-06-27 2004-08-18 绵阳新晨动力机械有限公司 Air inlet manifold mold
CN201913156U (en) * 2010-12-09 2011-08-03 浙江金刚汽车有限公司 Integrated device of multi-working procedure mould
CN102554039A (en) * 2011-12-31 2012-07-11 无锡曙光模具有限公司 Flange leveling mold of outlet manifold of automobile exhaust system
CN103240336A (en) * 2013-05-10 2013-08-14 奇瑞汽车股份有限公司 Automobile single-action drawing die with nitrogen springs and prepressing device
CN203621233U (en) * 2013-11-20 2014-06-04 无锡曙光模具有限公司 Forming and shaping die for exhaust system divided manifold of automobile engine

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Inventor after: Bai Ying

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Inventor before: Huang Jian

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