CN110405043A - A kind of impact forming method improving thick material product wet look - Google Patents

A kind of impact forming method improving thick material product wet look Download PDF

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Publication number
CN110405043A
CN110405043A CN201910633976.5A CN201910633976A CN110405043A CN 110405043 A CN110405043 A CN 110405043A CN 201910633976 A CN201910633976 A CN 201910633976A CN 110405043 A CN110405043 A CN 110405043A
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CN
China
Prior art keywords
cut
formed punch
slightly
thickness
crouching
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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
CN201910633976.5A
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Chinese (zh)
Inventor
韩洋
刘学文
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HOKY PRECISION COMPONENTS (SHENZHEN) Ltd
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HOKY PRECISION COMPONENTS (SHENZHEN) 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
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Priority to CN201910633976.5A priority Critical patent/CN110405043A/en
Publication of CN110405043A publication Critical patent/CN110405043A/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
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • 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
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/14Dies

Abstract

A kind of impact forming method for improving thick material product wet look of the present invention, comprising: S1: provide the metal thickness material with a thickness of T;S2: using slightly cutting formed punch and slightly being cut to metal thickness material, it is close but have the first embryo material of machining allowance to obtain appearance profile, stops slightly cutting and recall and thick cuts formed punch;S3: it cuts formed punch using squatting and cuts to being previously completed the first embryo material slightly cut and squat, obtain the second embryo material that appearance profile is close but band has a margin, stop squatting to cut and recall crouching cutting formed punch;S4: according to the requirement of shape of product and tolerance, carrying out fine cut to the second embryo material squatted and cut is previously completed using fine cut formed punch, finally obtains that appearance profile is the same, section is smooth, wet look reaches 80% or more the finished product of product thickness T;S5: it completes the process.The brightness in the section that the present invention generates punch forming reaches 80% of product thickness or more, that is, does not need to carry out mechanically polishing again or chemical polishing can obtain smooth section, improve processing efficiency, also reduce difficulty of processing.

Description

A kind of impact forming method improving thick material product wet look
Technical field
The invention belongs to punch forming technical field more particularly to a kind of punch forming sides for improving thick material product wet look Method.
Background technique
Punch forming refers to that depended on pressure machine and mold apply external force to plate, band, tubing and profile etc., is allowed to generate modeling Property deformation or separation, thus obtain needed for shape and size workpiece (stamping parts) processing molding method.The blank master of punching press If the steel plate and steel band of hot rolling and cold rolling.The molding component of conventional ones, the plane of disruption overwhelming majority are roughness profile, and some The plane of disruption described in part requirements need to be shiny surface, thus the product obtained by punch forming is also needed by mechanically polishing or changing Optical polishing can just access shiny surface, and time and effort consuming, processing efficiency is low, and processing cost is high.
Summary of the invention
The purpose of the present invention is to provide a kind of impact forming methods for improving thick material product wet look, it is intended to solve existing The molding component of conventional ones in technology, the plane of disruption overwhelming majority is roughness profile, and the plane of disruption described in some part requirements It need to be shiny surface, thus the product obtained by punch forming also needs just access light by mechanical polishing or chemical polishing Sliding surface, time and effort consuming, processing efficiency is low, the high technical problem of processing cost.
To achieve the above object, a kind of punch forming side for improving thick material product wet look provided in an embodiment of the present invention Method, comprising:
S1: the metal thickness material with a thickness of T is provided;
S2: using slightly cut formed punch and cavity plate cooperation metal thickness material is slightly cut, obtain appearance profile it is close but have add First embryo material of spare time amount stops slightly cutting and recalling slightly cutting formed punch, slightly cut into;
S3: using squat cut formed punch to be previously completed the first embryo material slightly cut carry out squat cut, i.e., the first embryo material is killed, with crouching It cuts formed punch and wipes the footrest region for slightly cutting generation off pushing in bottom, form smooth and bright section, obtain appearance profile phase The second embryo material that close but band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S4: it according to the requirement of shape of product and tolerance, is carried out using fine cut formed punch to the second embryo material squatted and cut is previously completed Fine cut, finally obtains that appearance profile is the same, section is smooth, wet look reaches 80% or more the finished product of product thickness T;
S5: it completes the process.
Optionally, it is the gold that hardness are smaller, plasticity is strong such as iron material, aluminium, copper material that the metal thickness material, which is suitable for material, Belong to, and the thickness T of the metal thickness material needs to reach 0.2mm or more.
Optionally, in step s 2, the punching unilateral gap slightly cut between formed punch and the cavity plate is the metal The 4%~6% of thickness material thickness T.
Optionally, in step s 2, the machining allowance of first embryo material is the 30%- of the metal thickness material thickness T 50%.
Optionally, in step s 4, the cutting edge of the fine cut formed punch and straight body needs are processed by shot blasting, wherein described The angle R of the cutting edge polishing 0.03~0.05 of fine cut formed punch.
Said one or multiple in the impact forming method provided in an embodiment of the present invention for improving thick material product wet look Technical solution one of at least has the following technical effect that: thicker for metal thickness material, it is desirable that the not high product of section, the present invention are logical Cross and slightly cut, squat and cut the processing technology of fine cut again, make punch forming generate section brightness reach the 80% of product thickness with On, that is, it does not need to carry out mechanically polishing again or chemical polishing can obtain smooth section, to save processing cost, mention High processing efficiency, also reduces difficulty of processing.
To achieve the above object, another embodiment of the present invention provides a kind of raising thickness material product wet look punch forming Method, comprising:
S1: the metal thickness material with a thickness of T is provided;
S2: using slightly cut formed punch and cavity plate cooperation metal thickness material is slightly cut, obtain appearance profile it is close but have add First embryo material of spare time amount stops slightly cutting and recalling slightly cutting formed punch, slightly cut into;
S3: using squat cut formed punch to be previously completed the first embryo material slightly cut carry out squat cut, i.e., the first embryo material is killed, with crouching It cuts formed punch and wipes the footrest region for slightly cutting generation off pushing in bottom, form smooth and bright section, obtain appearance profile phase The second embryo material that close but band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S4: using slightly cut formed punch and cavity plate cooperation the second embryo material is slightly cut, obtain appearance profile it is close but have add The third embryo material of spare time amount stops slightly cutting and recalling slightly cutting formed punch, slightly cut into;
S5: using squat cut formed punch to be previously completed the third embryo material slightly cut carry out squat cut, i.e., third embryo material is killed, with crouching It cuts formed punch and wipes the footrest region for slightly cutting generation off pushing in bottom, form smooth and bright section, obtain appearance profile phase The 4th embryo material that close but band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S6: it according to the requirement of shape of product and tolerance, is carried out using fine cut formed punch to the 4th embryo material squatted and cut is previously completed Fine cut, finally obtains that appearance profile is the same, section is smooth, wet look reaches 80% or more the finished product of product thickness T;
S7: it completes the process.
Optionally, it is the gold that hardness are smaller, plasticity is strong such as iron material, aluminium, copper material that the metal thickness material, which is suitable for material, Belong to, and the thickness T of the metal thickness material needs to reach 0.2mm or more.
Optionally, in step S2 and step S4, the punching unilateral gap slightly cut between formed punch and the cavity plate is The 4%~6% of the metal thickness material thickness T.
Optionally, in step s 2, the machining allowance of first embryo material is the 30%- of the metal thickness material thickness T 50%.
Optionally, in step s 6, the cutting edge of the fine cut formed punch and straight body needs are processed by shot blasting, wherein described The angle R of the cutting edge polishing 0.03~0.05 of fine cut formed punch.
Said one or multiple in the impact forming method provided in an embodiment of the present invention for improving thick material product wet look Technical solution one of at least has the following technical effect that: it is thicker for the metal thickness material, and the higher product of section is required, The present invention pass through once slightly cut, once squat cut, it is secondary slightly cut, the processing technology of fine cut again is cut in secondary crouching, generate punch forming The brightness in section reach 80% of product thickness or more, that is, do not need to carry out mechanical polishing or chemical polishing again can to obtain It obtains smooth section and improves processing efficiency to save processing cost, also reduce difficulty of processing.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these Attached drawing obtains other attached drawings.
Fig. 1 is a kind of process of the impact forming method for raising thickness material product wet look that first embodiment of the invention provides Schematic diagram.
Fig. 2 is a kind of process of the impact forming method for raising thickness material product wet look that second embodiment of the invention provides Schematic diagram.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, it is intended to embodiment for explaining the present invention, and should not be understood as to limit of the invention System.
In the description of the embodiment of the present invention, it is to be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached Orientation or positional relationship shown in figure is merely for convenience of the description embodiment of the present invention and simplifies description, rather than instruction or dark Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair Limitation of the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In the description of the embodiment of the present invention, the meaning of " plurality " is two or two More than a, unless otherwise specifically defined.
In embodiments of the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", Terms such as " fixations " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be with It is mechanical connection, is also possible to be electrically connected;It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside a element.For the ordinary skill in the art, Ke Yigen The concrete meaning of above-mentioned term in embodiments of the present invention is understood according to concrete condition.
First embodiment:
It is thicker for the metal thickness material, it is desirable that the not high product of section, in one embodiment of the invention, such as Fig. 1 It is shown, a kind of impact forming method improving thick material product wet look is provided, comprising:
S1: the metal thickness material with a thickness of T is provided, it is the hardness such as iron material, aluminium, copper material that the metal thickness material, which is suitable for material, Metal smaller, plasticity is strong, and the thickness T of the metal thickness material needs to reach 0.2mm or more;
S2: using slightly cutting formed punch and metal thickness material is slightly cut in cavity plate cooperation, it is described it is thick cut formed punch and the cavity plate it Between punching unilateral gap be the 4%~6% of the metal thickness material thickness T, it is close but with machining allowance to obtain appearance profile The first embryo material, the machining allowance of first embryo material is the 30%-50% of the metal thickness material thickness T, and stopping slightly being cut and removed It returns and slightly cuts formed punch, slightly cut into;
S3: using squat cut formed punch to be previously completed the first embryo material slightly cut carry out squat cut, i.e., the first embryo material is killed, with crouching It cuts formed punch and wipes the footrest region for slightly cutting generation off pushing in bottom, form smooth and bright section, obtain appearance profile phase The second embryo material that close but band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S4: it according to the requirement of shape of product and tolerance, is carried out using fine cut formed punch to the second embryo material squatted and cut is previously completed Fine cut, the cutting edge of the fine cut formed punch and straight body needs are processed by shot blasting, wherein the cutting edge polishing 0.03 of the fine cut formed punch ~0.05 angle R, finally obtain appearance profile is the same, section is smooth, wet look reach product thickness T 80% or more at Product;
S5: it completes the process.
In conclusion thicker for metal thickness material, it is desirable that the not high product of section, the raising thickness material product in the present embodiment The impact forming method of wet look is by slightly cutting, squatting and cut the processing technology of fine cut again, the light in the section for generating punch forming Degree reaches 80% of product thickness or more, that is, does not need to carry out mechanically polishing again or chemical polishing can obtain smooth cut Face improves processing efficiency to save processing cost, also reduces difficulty of processing.
Second embodiment:
It is thicker for the metal thickness material, and the higher product of section is required, in another embodiment of the present invention, As shown in Fig. 2, providing a kind of impact forming method for improving thick material product wet look, comprising:
S1: the metal thickness material with a thickness of T is provided, it is the hardness such as iron material, aluminium, copper material that the metal thickness material, which is suitable for material, Metal smaller, plasticity is strong, and the thickness T of the metal thickness material needs to reach 0.2mm or more;
S2: using slightly cutting formed punch and metal thickness material is slightly cut in cavity plate cooperation, it is described it is thick cut formed punch and the cavity plate it Between punching unilateral gap be the 4%~6% of the metal thickness material thickness T, it is close but with machining allowance to obtain appearance profile The first embryo material, the machining allowance of first embryo material is the 30%-50% of the metal thickness material thickness T, and stopping slightly being cut and removed It returns and slightly cuts formed punch, slightly cut into;
S3: using squat cut formed punch to be previously completed the first embryo material slightly cut carry out squat cut, i.e., the first embryo material is killed, with crouching It cuts formed punch and wipes the footrest region for slightly cutting generation off pushing in bottom, form smooth and bright section, obtain appearance profile phase The second embryo material that close but band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S4: using slightly cutting formed punch and the second embryo material is slightly cut in cavity plate cooperation, it is described it is thick cut formed punch and the cavity plate it Between punching unilateral gap be the metal thickness material thickness T 4%~6%.It is close but with machining allowance to obtain appearance profile Third embryo material, stop slightly cutting and recalling and slightly cuts formed punch, slightly cut into;
S5: using squat cut formed punch to be previously completed the third embryo material slightly cut carry out squat cut, i.e., third embryo material is killed, with crouching It cuts formed punch and wipes the footrest region for slightly cutting generation off pushing in bottom, form smooth and bright section, obtain appearance profile phase The 4th embryo material that close but band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S6: it according to the requirement of shape of product and tolerance, is carried out using fine cut formed punch to the 4th embryo material squatted and cut is previously completed Fine cut, the cutting edge of the fine cut formed punch and straight body needs are processed by shot blasting, wherein the cutting edge polishing 0.03 of the fine cut formed punch ~0.05 angle R, finally obtain appearance profile is the same, section is smooth, wet look reach product thickness T 80% or more at Product;
S7: it completes the process.
In conclusion it is thicker for the metal thickness material, and the higher product of section is required, the raising in the present embodiment Thickness material product wet look impact forming method pass through once slightly cut, once squat cut, it is secondary slightly cut, it is secondary crouching cut fine cut again add The brightness of work technique, the section for generating punch forming reaches 80% of product thickness or more, that is, does not need to carry out machinery again Polishing or chemical polishing can obtain smooth section, to save processing cost, improve processing efficiency, also reduce Difficulty of processing.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (10)

1. a kind of impact forming method for improving thick material product wet look characterized by comprising
S1: the metal thickness material with a thickness of T is provided;
S2: using slightly cut formed punch and cavity plate cooperation metal thickness material is slightly cut, obtain appearance profile it is close but have process more than First embryo material of amount stops slightly cutting and recalling slightly cutting formed punch, slightly cut into;
S3: using squat cut formed punch to be previously completed the first embryo material slightly cut carry out squat cut, i.e., the first embryo material is killed, cuts punching with crouching Head wipes the footrest region for slightly cutting generation off pushing in bottom, forms smooth and bright section, obtain appearance profile it is close but The second embryo material that band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S4: according to the requirement of shape of product and tolerance, carrying out fine cut to the second embryo material squatted and cut is previously completed using fine cut formed punch, Finally obtain that appearance profile is the same, section is smooth, wet look reaches 80% or more the finished product of product thickness T;
S5: it completes the process.
2. the impact forming method according to claim 1 for improving thick material product wet look, it is characterised in that: the metal Thickness material is suitable for material as metals that hardness are smaller, plasticity is strong such as iron material, aluminium, copper materials, and the thickness of the metal thickness material Degree T needs to reach 0.2mm or more.
3. the impact forming method according to claim 1 for improving thick material product wet look, it is characterised in that: in step S2 In, the punching unilateral gap slightly cut between formed punch and the cavity plate is the 4%~6% of the metal thickness material thickness T.
4. the impact forming method according to claim 1 for improving thick material product wet look, it is characterised in that: in step S2 In, the machining allowance of first embryo material is the 30%-50% of the metal thickness material thickness T.
5. the impact forming method according to claim 1 for improving thick material product wet look, it is characterised in that: in step S4 In, the cutting edge of the fine cut formed punch and straight body needs are processed by shot blasting, wherein the cutting edge polishing 0.03 of the fine cut formed punch~ 0.05 angle R.
6. a kind of impact forming method for improving thick material product wet look characterized by comprising
S1: the metal thickness material with a thickness of T is provided;
S2: using slightly cut formed punch and cavity plate cooperation metal thickness material is slightly cut, obtain appearance profile it is close but have process more than First embryo material of amount stops slightly cutting and recalling slightly cutting formed punch, slightly cut into;
S3: using squat cut formed punch to be previously completed the first embryo material slightly cut carry out squat cut, i.e., the first embryo material is killed, cuts punching with crouching Head wipes the footrest region for slightly cutting generation off pushing in bottom, forms smooth and bright section, obtain appearance profile it is close but The second embryo material that band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S4: using slightly cut formed punch and cavity plate cooperation the second embryo material is slightly cut, obtain appearance profile it is close but have process more than The third embryo material of amount stops slightly cutting and recalling slightly cutting formed punch, slightly cut into;
S5: using squat cut formed punch to be previously completed the third embryo material slightly cut carry out squat cut, i.e., third embryo material is killed, cuts punching with crouching Head wipes the footrest region for slightly cutting generation off pushing in bottom, forms smooth and bright section, obtain appearance profile it is close but The 4th embryo material that band has a margin, stopping crouching, which cuts and recalls crouching, cuts formed punch, and crouching is cut into;
S6: according to the requirement of shape of product and tolerance, carrying out fine cut to the 4th embryo material squatted and cut is previously completed using fine cut formed punch, Finally obtain that appearance profile is the same, section is smooth, wet look reaches 80% or more the finished product of product thickness T;
S7: it completes the process.
7. according to the impact forming method as claimed in claim 6 for improving thick material product wet look, it is characterised in that: the metal is thick Material is suitable for material as metals that hardness are smaller, plasticity is strong such as iron material, aluminium, copper materials, and the thickness T of the metal thickness material It needs to reach 0.2mm or more.
8. the impact forming method according to claim 6 for improving thick material product wet look, it is characterised in that: in step S2 In step S4, it is described slightly cut punching unilateral gap between formed punch and the cavity plate for the metal thickness material thickness T 4%~ 6%.
9. the impact forming method according to claim 6 for improving thick material product wet look, it is characterised in that: in step S2 In, the machining allowance of first embryo material is the 30%-50% of the metal thickness material thickness T.
10. the impact forming method according to claim 6 for improving thick material product wet look, it is characterised in that: in step In S6, the cutting edge of the fine cut formed punch and straight body needs are processed by shot blasting, wherein the cutting edge polishing 0.03 of the fine cut formed punch ~0.05 angle R.
CN201910633976.5A 2019-07-15 2019-07-15 A kind of impact forming method improving thick material product wet look Pending CN110405043A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111250592A (en) * 2020-01-19 2020-06-09 湖南徕木电子有限公司 Preparation method of knitting needle selection stitch component

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0810865A (en) * 1994-06-22 1996-01-16 Unai Kinzoku Kogyo Kk Device for finishing circumferential face of press article and method therefor
JPH08332529A (en) * 1995-06-09 1996-12-17 Mitsubishi Motors Corp Die for working pierce hole and method thereof
CN101138777A (en) * 2007-09-24 2008-03-12 青岛征和工业有限公司 Accurate part finish blanking method and blanking mold thereof
CN107262590A (en) * 2017-08-16 2017-10-20 广东工业大学 A kind of fine blanking die and its application method
CN107597947A (en) * 2017-10-26 2018-01-19 成都宏明双新科技股份有限公司 A kind of impact forming method for improving thick material product euphotic belt
CN109675954A (en) * 2018-12-17 2019-04-26 天津津荣天宇精密机械股份有限公司 A kind of moulding process of thick material high-strength steel sheet punching euphotic belt

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0810865A (en) * 1994-06-22 1996-01-16 Unai Kinzoku Kogyo Kk Device for finishing circumferential face of press article and method therefor
JPH08332529A (en) * 1995-06-09 1996-12-17 Mitsubishi Motors Corp Die for working pierce hole and method thereof
CN101138777A (en) * 2007-09-24 2008-03-12 青岛征和工业有限公司 Accurate part finish blanking method and blanking mold thereof
CN107262590A (en) * 2017-08-16 2017-10-20 广东工业大学 A kind of fine blanking die and its application method
CN107597947A (en) * 2017-10-26 2018-01-19 成都宏明双新科技股份有限公司 A kind of impact forming method for improving thick material product euphotic belt
CN109675954A (en) * 2018-12-17 2019-04-26 天津津荣天宇精密机械股份有限公司 A kind of moulding process of thick material high-strength steel sheet punching euphotic belt

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111250592A (en) * 2020-01-19 2020-06-09 湖南徕木电子有限公司 Preparation method of knitting needle selection stitch component

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Application publication date: 20191105