CN106311891A - E-shaped silicon steel sheet stamping die - Google Patents

E-shaped silicon steel sheet stamping die Download PDF

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Publication number
CN106311891A
CN106311891A CN201510355677.1A CN201510355677A CN106311891A CN 106311891 A CN106311891 A CN 106311891A CN 201510355677 A CN201510355677 A CN 201510355677A CN 106311891 A CN106311891 A CN 106311891A
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CN
China
Prior art keywords
plate
die
bolster
mold
silicon steel
Prior art date
Application number
CN201510355677.1A
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Chinese (zh)
Inventor
不公告发明人
Original Assignee
杭州斯莱特泵业有限公司
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.)
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Publication date
Application filed by 杭州斯莱特泵业有限公司 filed Critical 杭州斯莱特泵业有限公司
Priority to CN201510355677.1A priority Critical patent/CN106311891A/en
Publication of CN106311891A publication Critical patent/CN106311891A/en

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Abstract

The invention discloses an E-shaped silicon steel sheet stamping die. The die comprises an upper die and a lower die; the upper die comprises an upper die holder, an upper base plate, an upper fixing plate, a male die, a lining plate, a female die and a pushing device; the lower surface of the upper die holder is connected with the upper base plate, the lower surface of the upper base plate is connected with the upper fixing plate, the lower surface of the upper fixing plate is connected with the lining plate, the male die is connected to the upper fixing plate, the female die is connected to the lower surface of the lining plate, and the pushing device is arranged in the middle of the upper die; the lower die comprises a lower die holder, a lower base plate, a lower fixing plate, a rubber block, a discharging plate and a female and male die; and the lower base plate is connected to the upper surface of the lower die holder, the lower fixing plate is connected to the upper surface of the lower base plate, the rubber block is arranged on the upper surface of the lower fixing plate, the discharging plate is arranged on the upper surface of the rubber block, and is connected with the lower fixing plate through a screw, and the female and male die is connected to the lower fixing plate. According to the die, the production cost is reduced, the production efficiency is improved, the hole position precision is improved, and flatness of silicon steel sheets is good.

Description

E Shape silicon steel sheet stamping die
Technical field
The present invention relates to stamping technology field, particularly relate to a kind of E shape silicon steel sheet stamping die.
Background technology
Sheet-metal press working, is the mechanical manufacturing method of the processing sheet material that workshop is conventional.As it is shown in figure 5, be a kind of E shape silicon steel sheet, having four apertures above, raw material is strip-like-shaped sheet material, and needing two procedures, one procedure is blanking, E shape is fallen from sheet material, and another procedure is to go out four apertures in E shape.Blanking is separated by conventional operation with punching two procedures, punching after first blanking, needs two secondary moulds, blanking die and perforating die, and this processing method cost is high, and production efficiency is low, and need to again position during punching, and the positional precision in hole is the highest.
Summary of the invention
The problem to be solved in the present invention is, for the drawbacks described above of prior art, it is provided that a kind of E shape silicon steel sheet stamping die, only needs a secondary mould to shape, and production cost is low, and production efficiency is high, and Product Precision is high.
The purpose of the present invention is achieved through the following technical solutions.E shape silicon steel sheet stamping die, including upper mold and lower mold, described upper mold includes upper bolster, upper padding plate, upper mounted plate, punch, liner plate, die, material-pulling device, upper bolster lower surface is fixing connects upper padding plate, upper padding plate lower surface is fixing connects upper mounted plate, upper mounted plate lower surface fixes connecting lining plate, punch is fixedly connected on upper mounted plate, die is fixedly connected on the lower surface of liner plate, material-pulling device is arranged in the middle of upper mold, lower mold includes die shoe, lower bolster, bottom plate, block rubber, stripper, concave-convex mold, lower bolster is fixedly connected on the upper surface of die shoe, bottom plate is fixedly connected on the upper surface of lower bolster, block rubber is arranged on the upper surface of bottom plate, stripper is arranged on the upper surface of block rubber, stripper is connected with bottom plate by screw, concave-convex mold is fixedly connected on bottom plate.In this mould, having punch, die, concave-convex mold, concave-convex mold not only plays die effect but also play punch effect, die interacts with concave-convex mold and goes out E shape, and aperture is gone out in punch and concave-convex mold effect, and is to complete blanking and punching in a punching press, original two procedures is combined into one procedure, only needing a secondary mould, whole process only needs one-time positioning, so, reduce production cost, improve production efficiency, improve the positional precision in hole, and the flatness of silicon steel sheet is good.
As preferably, described material-pulling device include beat bar, re-pack, push rod, pushing block, upper bolster lower surface is provided with groove, re-packs and arranges in a groove, makes bar and is fixedly connected on the upper surface re-packed and through upper bolster, push rod has some, push rod is fixedly connected on the lower surface re-packed, and the lower end of push rod passes upper padding plate and upper mounted plate, is provided with through hole in the middle of liner plate, pushing block is arranged in this through hole and passes the shrinkage pool of die, and the lower end of punch passes pushing block.Made silicon steel sheet is released die in punching course by material-pulling device, is conveniently taken out by silicon steel sheet, this material-pulling device simple in construction, easy to process, low cost.
As preferably, described upper bolster upper surface is fixing connects a die shank, conveniently upper mold is arranged on the slide block of forcing press.
As preferably, between upper mold and lower mold, it is provided with guider.Guider includes guide pin bushing and guide pillar, and the upper end of guide pin bushing is fixedly connected on upper bolster, and the lower end of guide pillar is fixedly connected on die shoe, and the upper end of guide pillar is socketed in the lower end of guide pin bushing, guide pin bushing and guide pillar matched in clearance.Improve the bonding accurcy of upper and lower mould, reduce and interfere, extend die life, improve product quality.
The invention has the beneficial effects as follows, a punching press completes blanking and punching, original two procedures is combined into one procedure, only needing a secondary mould, whole process only needs one-time positioning, reduces production cost, improve production efficiency, improve the positional precision in hole, and the flatness of silicon steel sheet is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of concave-convex mold cross section.
Fig. 3 is the structural representation of die cross section.
Fig. 4 is the structural representation of pushing block cross section.
Fig. 5 is the structural representation of silicon steel sheet.
Detailed description of the invention
Below the present invention is described in further detail in conjunction with the accompanying drawings and embodiments:
Embodiment, as shown in Figure 1, E shape silicon steel sheet stamping die, including upper mold and lower mold, upper mold includes upper bolster 1, upper padding plate 2, die shank 4, upper mounted plate 8, punch 6, liner plate 9, die 10, material-pulling device, upper bolster upper surface is fixing connects die shank, upper bolster lower surface connects upper padding plate, upper padding plate lower surface connects upper mounted plate, upper mounted plate lower surface connecting lining plate, liner plate lower surface connects die, and upper bolster, upper padding plate, upper mounted plate, liner plate, die profile are rectangle, are fixed together by screw and straight pin.The shape of die cross section is as it is shown on figure 3, centre is the shrinkage pool of E shape.Punch has four, for cylinder, is fixedly connected on upper mounted plate by step.Material-pulling device is arranged in the middle of upper mold, material-pulling device includes making bar 5, re-pack 3, push rod 7, pushing block 19, upper bolster lower surface is provided with a groove, groove is rectangular, the profile that re-packs is rectangle, re-pack setting in a groove, the length re-packed, width and the most all the ratio length of groove, width and the least, re-pack and can move up and down in groove, make bar and be fixedly connected on the upper surface re-packed and through upper bolster and die shank, push rod has four, push rod is fixedly connected on the lower surface re-packed, the lower end of push rod passes upper padding plate and upper mounted plate, a through hole it is provided with in the middle of liner plate, through hole is rectangular, the cross section of pushing block is as shown in Figure 4, pushing block is arranged in this through hole and passes the shrinkage pool of die, the upper end of pushing block has a step to make it be stuck in die upper surface, the lower end of punch passes pushing block.
nullLower mold includes die shoe 12、Lower bolster 14、Bottom plate 15、Block rubber 11、Stripper 17、Concave-convex mold 13,Die shoe、Lower bolster、Bottom plate、Block rubber、The profile of stripper is rectangle,Lower bolster is connected to the upper surface of die shoe,Bottom plate is connected to the upper surface of lower bolster,Block rubber is arranged on the upper surface of bottom plate,Stripper is arranged on the upper surface of block rubber,Stripper passes through screw and bottom plate、Lower bolster is fixing to be connected,Die shoe is linked together with lower bolster and bottom plate by screw,Concave-convex mold is fixedly connected on bottom plate by step,The cross section of concave-convex mold is as shown in Figure 2,Four up-small and down-big through holes are had on concave-convex mold,Aperture above and punch cooperatively form shearing,Go out four apertures on E shape silicon steel sheet,The biggest hole is material-dropping hole,Four material-dropping holes it also are provided with on lower bolster and die shoe,Communicate with the material-dropping hole on concave-convex mold.The profile of concave-convex mold is E shape, is formed with die and shears, goes out E shape on plate.The left side of stripper is fixed with two alignment pins 18, and the front side of stripper is fixed with an alignment pin, and the lower surface of die is provided with the shrinkage pool relative with alignment pin quantity location of equal, alignment pin and shrinkage pool matched in clearance.Guider it is provided with between upper mold and lower mold, guider includes two guide pin bushings 20 and two guide pillars 16, the upper end of two guide pin bushings is respectively fixedly connected with the left and right sides at upper bolster lower surface, the lower end of two guide pillars is respectively fixedly connected with the left and right sides at die shoe upper surface, the upper end of guide pillar is socketed in the lower end of guide pin bushing, guide pin bushing and guide pillar matched in clearance.During work, plate is placed on stripper, utilizes alignment pin to position, upper mold is descending, and die is pressed on stripper, and block rubber compresses, concave-convex mold is pressed into die, and pushing block moves, and the profile of concave-convex mold and die form shearing and stamp out E shape, meanwhile, punch and the shrinkage pool in concave-convex mold form shearing and go out four apertures, and upper mold is up, make bar under the effect of forcing press, push down on pushing block, the E shape silicon steel sheet in die is released die, rush the waste material that aperture goes out and fall from material-dropping hole.Original two procedures is combined into one procedure by this mould, only needs a secondary mould, and whole process only needs one-time positioning, so, reduce production cost, improve production efficiency, improve the positional precision in hole, and the flatness of silicon steel sheet is good.
The above is the present invention preferably detailed description of the invention, not limits the practical range of the present invention with this.The present invention can also have other embodiment, without departing from the spirit of the present invention, within what kind of conversion all falls within protection scope of the present invention the most in form.

Claims (5)

  1. null1.E shape silicon steel sheet stamping die,Including upper mold and lower mold,It is characterized in that,Described upper mold includes upper bolster、Upper padding plate、Upper mounted plate、Punch、Liner plate、Die、Material-pulling device,Upper bolster lower surface is fixing connects upper padding plate,Upper padding plate lower surface is fixing connects upper mounted plate,Upper mounted plate lower surface fixes connecting lining plate,Punch is fixedly connected on upper mounted plate,Die is fixedly connected on the lower surface of liner plate,Material-pulling device is arranged in the middle of upper mold,Lower mold includes die shoe、Lower bolster、Bottom plate、Block rubber、Stripper、Concave-convex mold,Lower bolster is fixedly connected on the upper surface of die shoe,Bottom plate is fixedly connected on the upper surface of lower bolster,Block rubber is arranged on the upper surface of bottom plate,Stripper is arranged on the upper surface of block rubber,Stripper is connected with bottom plate by screw,Concave-convex mold is fixedly connected on bottom plate.
  2. E shape silicon steel sheet stamping die the most according to claim 1, it is characterized in that, described material-pulling device include beat bar, re-pack, push rod, pushing block, upper bolster lower surface is provided with groove, re-pack setting in a groove, make bar and be fixedly connected on the upper surface re-packed and through upper bolster, push rod has some, push rod is fixedly connected on the lower surface re-packed, the lower end of push rod passes upper padding plate and upper mounted plate, being provided with through hole in the middle of liner plate, pushing block is arranged in this through hole and passes the shrinkage pool of die, and the lower end of punch passes pushing block.
  3. E shape silicon steel sheet stamping die the most according to claim 1, is characterized in that, described upper bolster upper surface is fixing connects a die shank.
  4. 4., according to the E shape silicon steel sheet stamping die described in claim 1 or 2 or 3, it is characterized in that, between described upper mold and lower mold, be provided with guider.
  5. E shape silicon steel sheet stamping die the most according to claim 4, is characterized in that, described guider includes guide pin bushing and guide pillar, the upper end of guide pin bushing is fixedly connected on upper bolster, the lower end of guide pillar is fixedly connected on die shoe, and the upper end of guide pillar is socketed in the lower end of guide pin bushing, guide pin bushing and guide pillar matched in clearance.
CN201510355677.1A 2015-06-25 2015-06-25 E-shaped silicon steel sheet stamping die CN106311891A (en)

Priority Applications (1)

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CN201510355677.1A CN106311891A (en) 2015-06-25 2015-06-25 E-shaped silicon steel sheet stamping die

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Application Number Priority Date Filing Date Title
CN201510355677.1A CN106311891A (en) 2015-06-25 2015-06-25 E-shaped silicon steel sheet stamping die

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CN106311891A true CN106311891A (en) 2017-01-11

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6352717A (en) * 1986-08-20 1988-03-05 Ikeda Kogyo Kk Manufacturing device for magnetic core of small-sized transformer
KR20080041825A (en) * 2006-11-08 2008-05-14 김선요 Mold for aluminium foil, method for producing it, and alumunium foil prepared by the mold
CN203044667U (en) * 2012-12-27 2013-07-10 山东科技大学 Upside-down type composite die
CN203221123U (en) * 2013-03-06 2013-10-02 滁州金科机械模具制造有限公司 Connecting piece blanking and punching composite die
CN203495020U (en) * 2013-09-14 2014-03-26 江苏鼎茂电气设备有限公司 Cutting and forming mold for silicon steel sheet
CN204747261U (en) * 2015-06-25 2015-11-11 杭州斯莱特泵业有限公司 E shape blade of silicon steel press die

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6352717A (en) * 1986-08-20 1988-03-05 Ikeda Kogyo Kk Manufacturing device for magnetic core of small-sized transformer
KR20080041825A (en) * 2006-11-08 2008-05-14 김선요 Mold for aluminium foil, method for producing it, and alumunium foil prepared by the mold
CN203044667U (en) * 2012-12-27 2013-07-10 山东科技大学 Upside-down type composite die
CN203221123U (en) * 2013-03-06 2013-10-02 滁州金科机械模具制造有限公司 Connecting piece blanking and punching composite die
CN203495020U (en) * 2013-09-14 2014-03-26 江苏鼎茂电气设备有限公司 Cutting and forming mold for silicon steel sheet
CN204747261U (en) * 2015-06-25 2015-11-11 杭州斯莱特泵业有限公司 E shape blade of silicon steel press die

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
陈炎嗣: "《冲压模具实用结构图册》", 30 September 2009, 机械工业出版社 *

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