CN112547923A - Multi-section die cutting process for ultra-long product - Google Patents
Multi-section die cutting process for ultra-long product Download PDFInfo
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- CN112547923A CN112547923A CN202011331570.0A CN202011331570A CN112547923A CN 112547923 A CN112547923 A CN 112547923A CN 202011331570 A CN202011331570 A CN 202011331570A CN 112547923 A CN112547923 A CN 112547923A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 23
- 238000004080 punching Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000010586 diagram Methods 0.000 description 2
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
Abstract
The invention provides a multi-section die cutting process for an overlong product, which is characterized in that a QDC hardware die overlong product is separated to form multi-section sectional die cutting, and the dimensional tolerance of the die cutting product is ensured to meet the processing requirement. The method comprises the steps of dividing a product into N sections according to the length of a set QDC hardware die in advance, wherein N is a natural number which is more than or equal to 2, the length of each section of product does not exceed the processing length of the QDC hardware die, processing product holes of each section of product sequentially section by section through a first QDC hardware die processing product, processing product holes of a first section of product by a first QDC hardware die, punching the two sides of the product holes to generate product punching positioning holes and sleeve positioning holes, sleeving the sleeve positioning holes along the tail end of the length direction of a previous section of product when a subsequent section of product is processed, and punching and forming each section by section through a second QDC hardware die according to the alignment of the product punching positioning holes and the sleeve positioning holes; products with preset lengths are punched and molded along the first QDC hardware die and the second QDC hardware die respectively.
Description
Technical Field
The invention relates to the technical field of die-cutting products, in particular to a multi-section die-cutting process for an overlong product.
Background
The length of the die-cutting product reaches an overlong size, particularly more than 500mm, because the length of the QDC hardware mould is short, the QDC hardware mould cannot be used for single die-cutting forming, a roller cutter is required to be used for die-cutting forming, for a long-strip-shaped die-cutting product with round holes arranged in the length direction of the product, the two-knife forming of the prior art line is realized, namely, a die-cutting round hole is firstly formed, then the roller cutter is used for die-cutting forming, but the requirement of product tolerance is improved, particularly, when the size tolerance of the overlong product is +/-0.1 mm, the roller cutter cannot meet the processing precision, and a new die-cutting process needs to be developed.
Disclosure of Invention
Aiming at the problems, the invention provides a multi-section die cutting process for an overlong product, which is characterized in that a QDC hardware die overlong product is separated to form multi-section sectional die cutting, and the dimensional tolerance of the die cutting product is ensured to meet the processing requirement.
A multi-section die cutting process for ultra-long products is characterized in that: the method comprises the steps of dividing a product into N sections according to the length of a set QDC hardware die in advance, wherein N is a natural number which is more than or equal to 2, the length of each section of product does not exceed the processing length of the QDC hardware die, processing product holes of each section of product sequentially section by section through a first QDC hardware die processing product, processing product holes of a first section of product by a first QDC hardware die, punching the two sides of the product holes to generate product punching positioning holes and sleeve positioning holes, sleeving the sleeve positioning holes along the tail end of the length direction of a previous section of product when a subsequent section of product is processed, and punching and forming each section by section through a second QDC hardware die according to the alignment of the product punching positioning holes and the sleeve positioning holes; products with preset lengths are punched and molded along the first QDC hardware die and the second QDC hardware die respectively, and single-section products subjected to N-section punching are connected end to form an integral product.
It is further characterized in that:
the first QDC hardware die is provided with a guiding lower convex column at the position of each section of nesting hole, the first QDC hardware die is provided with a nesting hole punch at the tail end of each section of product in the length direction, the nesting hole punch and the guiding lower convex column are arranged in a copying manner, and the second QDC hardware die is provided with lower convex alignment columns at the positions of the nesting hole and the position of a punching positioning hole, so that smooth processing of the product is ensured;
the sleeve position holes are two holes respectively arranged on two sides of the sleeve position hole, and the sleeve position holes are arranged in a rectangular shape;
the length of each section of product is the same, so that the processing is accurate and reliable.
After the method is adopted, for the overlong product with the tolerance precision smaller than 0.1mm, two-section or multi-section processing is carried out according to the size of the product or the size of the stamping die to realize the processing of the product, the first QDC hardware die is used for processing a product hole, a stamping positioning hole and a sleeve positioning hole, the second QDC hardware die is used for punching and forming each section of product after aligning according to the stamping positioning hole and the sleeve positioning hole section by section, each section of product is connected and combined end to form an integral product, the processing precision of a single QDC hardware die is +/-0.05, and the combined processing precision of the two QDC hardware dies meets the tolerance of +/-0.1, so that the requirement of the dimensional tolerance precision of the product is met.
Drawings
Fig. 1 is a schematic diagram of a first stage product and a second stage product of a first QDC hardware mold process, which are split into two stages of products according to the present invention;
FIG. 2 is a schematic diagram of a first stage product and a second stage product of a second QDC hardware mold process for splitting into two stages of products according to the present invention;
the names corresponding to the sequence numbers in the figure are as follows:
the device comprises a product hole 1, a product stamping positioning hole 2, a sleeve positioning hole 3 and a product 4.
Detailed Description
A multi-section die cutting process for ultra-long products is characterized in that: the method comprises the steps of dividing a product into N sections according to the length of a set QDC hardware die in advance, wherein N is a natural number which is more than or equal to 2, the length of each section of product does not exceed the processing length of the QDC hardware die, processing product holes of each section of product sequentially section by section through a first QDC hardware die processing product, processing product holes of a first section of product by a first QDC hardware die, punching the two sides of the product holes to generate product punching positioning holes and sleeve positioning holes, sleeving the sleeve positioning holes along the tail end of the length direction of a previous section of product when a subsequent section of product is processed, and punching and forming each section by section through a second QDC hardware die according to the alignment of the product punching positioning holes and the sleeve positioning holes; products with preset lengths are punched and molded along the first QDC hardware die and the second QDC hardware die respectively, and single-section products subjected to N-section punching are connected end to form an integral product.
The first QDC hardware die is provided with a guiding lower convex column at the position of each section of nesting hole, the first QDC hardware die is provided with a nesting hole punch at the tail end of each section of product in the length direction, the nesting hole punch and the guiding lower convex column are arranged in a copying manner, and the second QDC hardware die is provided with lower convex alignment columns at the positions of the nesting hole and the position of a punching positioning hole, so that smooth processing of the product is ensured;
the length of each section of product is the same, so that the processing is accurate and reliable;
the positioning holes are two holes respectively arranged on two sides of the positioning hole, and the positioning holes are arranged in a rectangular shape.
In the specific embodiment: the length of a product is 600mm, the dimensional tolerance is +/-0.1, the product is divided into two sections, the length of each section is 300mm, a product hole 1 of a first section of the product is machined through a first QDC hardware die, a product hole 1 of the first section of the product is machined through the first QDC hardware die, a product punching positioning hole 2 and a sleeve positioning hole 3 are formed by punching on two sides of the product hole 1, then the sleeve positioning hole 3 is used for sleeve positioning along the tail end of the length direction of a previous section of the product when the latter section of the product is machined, and as the specific embodiment is only two sections, the sleeve positioning hole does not need to be machined on the latter section of the product; punching and forming each section of the second QDC hardware mould section by section according to the alignment of the product punching positioning hole 2 and the sleeve positioning hole 3; two sections of products with preset lengths are respectively punched and molded along the first QDC hardware die and the second QDC hardware die, and the single-section products subjected to two-section punching are connected end to form an integral product 4.
The working principle is that for an ultra-long product with the tolerance precision smaller than 0.1mm, two or more sections of processing modes are carried out according to the size of the product or the size of a stamping die to realize the processing of the product, a first QDC hardware die is used for processing a product hole, a stamping positioning hole and a sleeve positioning hole, a second QDC hardware die is used for punching and forming each section of product after aligning according to the stamping positioning hole and the sleeve positioning hole section by section, each section of product is connected and combined end to form an integral product, the processing precision of a single QDC hardware die is +/-0.05, and the combined processing precision of the two QDC hardware dies meets the tolerance of +/-0.1, so that the requirement of the dimensional tolerance precision of the product is met.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. A multi-section die cutting process for ultra-long products is characterized in that: the method comprises the steps of dividing a product into N sections according to the length of a set QDC hardware die in advance, wherein N is a natural number which is more than or equal to 2, the length of each section of product does not exceed the processing length of the QDC hardware die, processing product holes of each section of product sequentially section by section through a first QDC hardware die processing product, processing product holes of a first section of product by a first QDC hardware die, punching the two sides of the product holes to generate product punching positioning holes and sleeve positioning holes, sleeving the sleeve positioning holes along the tail end of the length direction of a previous section of product when a subsequent section of product is processed, and punching and forming each section by section through a second QDC hardware die according to the alignment of the product punching positioning holes and the sleeve positioning holes; products with preset lengths are punched and molded along the first QDC hardware die and the second QDC hardware die respectively, and single-section products subjected to N-section punching are connected end to form an integral product.
2. A multi-section die cutting process for lengthy products according to claim 1, wherein: first QDC hardware mould is provided with projection under the direction at every section position hole's position, and first QDC hardware mould is provided with cover position hole drift at the length direction end of every section product, cover position hole drift with the lower post profile modeling of direction is arranged, second QDC hardware mould all is provided with down the counterpoint post in the position of cover position hole and the position of punching press locating hole.
3. A multi-section die cutting process for lengthy products according to claim 1 or 2, wherein: the positioning holes are two holes respectively arranged on two sides of the positioning hole, and the positioning holes are arranged in a rectangular shape.
4. A multi-section die cutting process for lengthy products according to claim 1 or 2, wherein: the length of each product section is the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011331570.0A CN112547923A (en) | 2020-11-24 | 2020-11-24 | Multi-section die cutting process for ultra-long product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011331570.0A CN112547923A (en) | 2020-11-24 | 2020-11-24 | Multi-section die cutting process for ultra-long product |
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| Publication Number | Publication Date |
|---|---|
| CN112547923A true CN112547923A (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011331570.0A Pending CN112547923A (en) | 2020-11-24 | 2020-11-24 | Multi-section die cutting process for ultra-long product |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202174609U (en) * | 2011-06-10 | 2012-03-28 | 厦门新福莱科斯电子有限公司 | Die for punching positioning holes and shapes of flexible circuits |
| CN103079353A (en) * | 2012-12-27 | 2013-05-01 | 深圳市博敏电子有限公司 | Method for improving overlength high frequency circuit board hole site working accuracy |
| CN103357761A (en) * | 2013-08-06 | 2013-10-23 | 湖南交通职业技术学院 | Method for stamping multi-station progressive die |
| CN103506468A (en) * | 2013-09-10 | 2014-01-15 | 苏州安洁科技股份有限公司 | Precise-positioning metal mold using method |
| CN203592035U (en) * | 2013-10-25 | 2014-05-14 | 亿和精密工业（苏州）有限公司 | Locating blanking continuous die |
| CN204149227U (en) * | 2014-09-16 | 2015-02-11 | 苏州安洁科技股份有限公司 | A kind of accurate leapfrog location structure of mould |
| CN206009616U (en) * | 2016-08-25 | 2017-03-15 | 亿和精密工业（苏州）有限公司 | A kind of continuous stamping die with buoyance lift guide mechanism |
| CN107414959A (en) * | 2017-09-29 | 2017-12-01 | 苏州安洁科技股份有限公司 | A kind of two-way drawing material punching press joint tools of QDC |
| CN209078898U (en) * | 2018-10-10 | 2019-07-09 | 苏州钛旺电子有限公司 | Automate the flat cutter die cutting die of coiled strip production |
| CN210939671U (en) * | 2019-09-04 | 2020-07-07 | 深圳市锦兆电子科技股份有限公司 | Die for die-cutting product sleeve in small hole sleeve position |
-
2020
- 2020-11-24 CN CN202011331570.0A patent/CN112547923A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202174609U (en) * | 2011-06-10 | 2012-03-28 | 厦门新福莱科斯电子有限公司 | Die for punching positioning holes and shapes of flexible circuits |
| CN103079353A (en) * | 2012-12-27 | 2013-05-01 | 深圳市博敏电子有限公司 | Method for improving overlength high frequency circuit board hole site working accuracy |
| CN103357761A (en) * | 2013-08-06 | 2013-10-23 | 湖南交通职业技术学院 | Method for stamping multi-station progressive die |
| CN103506468A (en) * | 2013-09-10 | 2014-01-15 | 苏州安洁科技股份有限公司 | Precise-positioning metal mold using method |
| CN203592035U (en) * | 2013-10-25 | 2014-05-14 | 亿和精密工业（苏州）有限公司 | Locating blanking continuous die |
| CN204149227U (en) * | 2014-09-16 | 2015-02-11 | 苏州安洁科技股份有限公司 | A kind of accurate leapfrog location structure of mould |
| CN206009616U (en) * | 2016-08-25 | 2017-03-15 | 亿和精密工业（苏州）有限公司 | A kind of continuous stamping die with buoyance lift guide mechanism |
| CN107414959A (en) * | 2017-09-29 | 2017-12-01 | 苏州安洁科技股份有限公司 | A kind of two-way drawing material punching press joint tools of QDC |
| CN209078898U (en) * | 2018-10-10 | 2019-07-09 | 苏州钛旺电子有限公司 | Automate the flat cutter die cutting die of coiled strip production |
| CN210939671U (en) * | 2019-09-04 | 2020-07-07 | 深圳市锦兆电子科技股份有限公司 | Die for die-cutting product sleeve in small hole sleeve position |
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Application publication date: 20210326 |