CN108176769A - A kind of high-intensity and high-tenacity stamping die - Google Patents

A kind of high-intensity and high-tenacity stamping die Download PDF

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Publication number
CN108176769A
CN108176769A CN201810123146.3A CN201810123146A CN108176769A CN 108176769 A CN108176769 A CN 108176769A CN 201810123146 A CN201810123146 A CN 201810123146A CN 108176769 A CN108176769 A CN 108176769A
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CN
China
Prior art keywords
intensity
punch
tenacity
stamping die
composite material
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
CN201810123146.3A
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Chinese (zh)
Inventor
贾宁霞
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.)
Mountain Tianxing Suzhou City Precision Die Co Ltd
Original Assignee
Mountain Tianxing Suzhou City Precision Die 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 Mountain Tianxing Suzhou City Precision Die Co Ltd filed Critical Mountain Tianxing Suzhou City Precision Die Co Ltd
Priority to CN201810123146.3A priority Critical patent/CN108176769A/en
Publication of CN108176769A publication Critical patent/CN108176769A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/34Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention discloses a kind of high-intensity and high-tenacity stamping die, including:The punch and molding concave die being correspondingly arranged up and down, cavity is offered in the punch, more electric heating tubes are installed in the cavity, the punch and molding concave die include matrix made of high strength alloy steel, and the high-ductility composite material outside described matrix is coated on, the chemical element component and its mass percent that the high strength alloy steel includes include:Carbon 0.2% 0.5%, silicon 1.1% 1.9%, magnesium 0.6% 1.1%, aluminium 0.5% 1%, nickel 2.2% 2.9%, copper 1.5% 2.2%, tungsten 0.1% 0.6%, zirconium 0.02% 0.06%, chromium 0.03% 0.09%, remaining be inevitable impurity and iron, the high-ductility composite material is glass fiber/polypropylene composites.By the above-mentioned means, stamping die of the present invention can meet the machining accuracy of workpiece under the conditions of high temperature punching press with excellent intensity and toughness.

Description

A kind of high-intensity and high-tenacity stamping die
Technical field
The present invention relates to technical field of mold, more particularly to a kind of high-intensity and high-tenacity stamping die.
Background technology
Mold is the important technological equipment of each department of national economy, enjoys the good reputation of " mother of industry ".Mold molding has It is efficient, high-quality, save material, reduce many advantages, such as cost.Influence the main of mold machining accuracy and service life Factor is:Mould structure, mold materials.
Stamping die is by material(Metal is nonmetallic)It is processed into part(Or semi-finished product)A kind of special process dress It is standby.The material overwhelming majority of stamping die is manufactured based on steel, due to needing to be produced at high temperature with workpiece during its use Friction strong many times is given birth to, cold work die steel has excellent intensity, but toughness at high temperature is insufficient, so as to affect The punch forming precision and service life of stamping die.
Invention content
The invention mainly solves the technical problem of providing a kind of high-intensity and high-tenacity stamping die, with excellent strong Degree and toughness can meet the machining accuracy of workpiece under the conditions of high temperature punching press.
In order to solve the above technical problems, one aspect of the present invention is:A kind of high-intensity and high-tenacity punching is provided Compression mould, including:The punch and molding concave die being correspondingly arranged up and down offer cavity in the punch, are installed in the cavity There are more electric heating tubes, the punch and molding concave die include matrix made of high strength alloy steel and be coated on described High-ductility composite material outside matrix, the chemical element component and its mass percent that the high strength alloy steel includes include: Carbon 0.2%-0.5%, silicon 1.1%-1.9%, magnesium 0.6%-1.1%, aluminium 0.5%-1%, nickel 2.2%-2.9%, copper 1.5%-2.2%, tungsten 0.1%- 0.6%th, zirconium 0.02%-0.06%, chromium 0.03%-0.09%, remaining be inevitable impurity and iron, the high-ductility composite material For glass fiber/polypropylene composites.
In a preferred embodiment of the present invention, the electric heating tube has 3-5 roots, is equably distributed in the punch vertically In internal cavities.
In a preferred embodiment of the present invention, electromagnetism binder block is installed on the upper surface of the molding concave die.
In a preferred embodiment of the present invention, the inevitable impurity is p and s.
In a preferred embodiment of the present invention, content≤0.02% of the p and s.
In a preferred embodiment of the present invention, the thickness of the glass fiber/polypropylene composites is 1-3mm.
The beneficial effects of the invention are as follows:Punch and molding concave die is made using the high strength alloy steel being voluntarily formulated in the present invention Matrix, then matrix outer cladding high-ductility composite material be glass fiber/polypropylene composites, have both the stamping die There are excellent intensity and toughness, the machining accuracy of workpiece under the conditions of high temperature punching press can be met.
Specific embodiment
The preferred embodiments of the present invention will be described in detail below so that advantages and features of the invention can be easier to by It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.
The embodiment of the present invention includes:
Embodiment one
A kind of high-intensity and high-tenacity stamping die, including:The punch and molding concave die being correspondingly arranged up and down are opened up in the punch There is cavity, more electric heating tubes are installed in the cavity, the punch and molding concave die are made including high strength alloy steel Matrix and the high-ductility composite material that is coated on outside described matrix, the chemical element that the high strength alloy steel includes into Divide and its mass percent includes:Carbon 0.2%, silicon 1.2%, magnesium 1%, aluminium 0.6%, nickel 2.5%, copper 1.7%, tungsten 0.2%, zirconium 0.02%, Chromium 0.03%, phosphorus 0.01%, sulphur 0.01%, iron 92.53%, the high-ductility composite material are glass fiber/polypropylene composites.
In the present embodiment, the electric heating tube has 3, is equably distributed in vertically in the punch internal cavities.
Electromagnetism binder block is installed on the upper surface of the molding concave die, before punching press by raw material fixation with ensure punching press essence Degree.
The thickness of the glass fiber/polypropylene composites is 1mm.The spy of glass fiber reinforced polypropylene composite material Point is that proportion is small, specific strength is big and specific modulus is high, and the present invention is by including glass fibers outside matrix made of high strength alloy steel Dimension/PP composite material can improve the toughness of stamping die at high temperature, avoid becoming under the conditions of high temperature punching press Shape, to improve the service life of punching press reliability and mold.
Embodiment two
A kind of high-intensity and high-tenacity stamping die, including:The punch and molding concave die being correspondingly arranged up and down are opened up in the punch There is cavity, more electric heating tubes are installed in the cavity, the punch and molding concave die are made including high strength alloy steel Matrix and the high-ductility composite material that is coated on outside described matrix, the chemical element that the high strength alloy steel includes into Divide and its mass percent includes:Carbon 0.3%, silicon 1.5%, magnesium 0.6%, aluminium 0.7%, nickel 2.4%, copper 2%, tungsten 0.4%, zirconium 0.04%, Chromium 0.05%, phosphorus 0.01%, sulphur 0.01%, iron 91.99%, the high-ductility composite material are glass fiber/polypropylene composites.
In the present embodiment, the electric heating tube has 4, is equably distributed in vertically in the punch internal cavities.
Electromagnetism binder block is installed on the upper surface of the molding concave die, before punching press by raw material fixation with ensure punching press essence Degree.
The thickness of the glass fiber/polypropylene composites is 2mm.The spy of glass fiber reinforced polypropylene composite material Point is that proportion is small, specific strength is big and specific modulus is high, and the present invention is by including glass fibers outside matrix made of high strength alloy steel Dimension/PP composite material can improve the toughness of stamping die at high temperature, avoid becoming under the conditions of high temperature punching press Shape, to improve the service life of punching press reliability and mold.
Embodiment three
A kind of high-intensity and high-tenacity stamping die, including:The punch and molding concave die being correspondingly arranged up and down are opened up in the punch There is cavity, more electric heating tubes are installed in the cavity, the punch and molding concave die are made including high strength alloy steel Matrix and the high-ductility composite material that is coated on outside described matrix, the chemical element that the high strength alloy steel includes into Divide and its mass percent includes:Carbon 0.5%, silicon 1.8%, magnesium 0.9%, aluminium 0.8%, nickel 2.5%, copper 1.9%, tungsten 0.3%, zirconium 0.05%th, chromium 0.04%, phosphorus 0.005%, sulphur 0.01%, iron 91.195%, the high-ductility composite material are glass fibre/polypropylene Composite material.
In the present embodiment, the electric heating tube has 5, is equably distributed in vertically in the punch internal cavities.
Electromagnetism binder block is installed on the upper surface of the molding concave die, before punching press by raw material fixation with ensure punching press essence Degree.
The thickness of the glass fiber/polypropylene composites is 3mm.The spy of glass fiber reinforced polypropylene composite material Point is that proportion is small, specific strength is big and specific modulus is high, and the present invention is by including glass fibers outside matrix made of high strength alloy steel Dimension/PP composite material can improve the toughness of stamping die at high temperature, avoid becoming under the conditions of high temperature punching press Shape, to improve the service life of punching press reliability and mold.
The present invention provides a kind of high-intensity and high-tenacity stamping dies, and punching is made using the high strength alloy steel being voluntarily formulated Head and molding concave die matrix, then matrix outer cladding high-ductility composite material be glass fiber/polypropylene composites, make this Stamping die can meet the machining accuracy of workpiece under the conditions of high temperature punching press with excellent intensity and toughness;Simultaneously in punch Electric heating tube is built-in with, high-strength plate ram efficiency can be improved.
The foregoing is merely the embodiment of the present invention, are not intended to limit the scope of the invention, every to utilize this hair The equivalent structure or equivalent flow shift that bright description is made directly or indirectly is used in other relevant technology necks Domain is included within the scope of the present invention.

Claims (6)

1. a kind of high-intensity and high-tenacity stamping die, which is characterized in that including:The punch and molding concave die being correspondingly arranged up and down, Cavity is offered in the punch, more electric heating tubes are installed in the cavity, the punch and molding concave die include height Matrix made of strength alloys steel and the high-ductility composite material being coated on outside described matrix, the high-strength alloy ladle The chemical element component and its mass percent included includes:Carbon 0.2%-0.5%, silicon 1.1%-1.9%, magnesium 0.6%-1.1%, aluminium 0.5%-1%, nickel 2.2%-2.9%, copper 1.5%-2.2%, tungsten 0.1%-0.6%, zirconium 0.02%-0.06%, chromium 0.03%-0.09%, remaining For inevitable impurity and iron, the high-ductility composite material is glass fiber/polypropylene composites.
2. high-intensity and high-tenacity stamping die according to claim 1, which is characterized in that the electric heating tube has 3-5 roots, It is equably distributed in vertically in the punch internal cavities.
3. high-intensity and high-tenacity stamping die according to claim 1, which is characterized in that the upper surface of the molding concave die On electromagnetism binder block is installed.
4. high-intensity and high-tenacity stamping die according to claim 1, which is characterized in that the inevitable impurity is P and s.
5. high-intensity and high-tenacity stamping die according to claim 4, which is characterized in that the content of the p and s≤ 0.02%。
6. high-intensity and high-tenacity stamping die according to claim 1, which is characterized in that the glass fibre/polypropylene The thickness of composite material is 1-3mm.
CN201810123146.3A 2018-02-07 2018-02-07 A kind of high-intensity and high-tenacity stamping die Pending CN108176769A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810123146.3A CN108176769A (en) 2018-02-07 2018-02-07 A kind of high-intensity and high-tenacity stamping die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810123146.3A CN108176769A (en) 2018-02-07 2018-02-07 A kind of high-intensity and high-tenacity stamping die

Publications (1)

Publication Number Publication Date
CN108176769A true CN108176769A (en) 2018-06-19

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090205752A1 (en) * 2005-06-01 2009-08-20 Honda Motor Co., Ltd Die reinforcing method and die repairing method
CN103286182A (en) * 2013-05-09 2013-09-11 重庆大学 Magnesium alloy stamping process
CN203409092U (en) * 2013-06-29 2014-01-29 苏州唐氏机械制造有限公司 Wear-resistant stamping die
CN103920790A (en) * 2014-03-20 2014-07-16 成都市龙泉驿区齐盛机械厂 Burr-free punching die capable of effectively preventing unilateral punching pressure
CN104388823A (en) * 2014-11-17 2015-03-04 常州市武进广宇花辊机械有限公司 High-strength heat-resistant alloy steel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090205752A1 (en) * 2005-06-01 2009-08-20 Honda Motor Co., Ltd Die reinforcing method and die repairing method
CN103286182A (en) * 2013-05-09 2013-09-11 重庆大学 Magnesium alloy stamping process
CN203409092U (en) * 2013-06-29 2014-01-29 苏州唐氏机械制造有限公司 Wear-resistant stamping die
CN103920790A (en) * 2014-03-20 2014-07-16 成都市龙泉驿区齐盛机械厂 Burr-free punching die capable of effectively preventing unilateral punching pressure
CN104388823A (en) * 2014-11-17 2015-03-04 常州市武进广宇花辊机械有限公司 High-strength heat-resistant alloy steel

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Application publication date: 20180619

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