CN112571518B - Cutting die for T-shaped opening die-cutting piece with R angle, and processing method and application thereof - Google Patents
Cutting die for T-shaped opening die-cutting piece with R angle, and processing method and application thereof Download PDFInfo
- Publication number
- CN112571518B CN112571518B CN201910930375.0A CN201910930375A CN112571518B CN 112571518 B CN112571518 B CN 112571518B CN 201910930375 A CN201910930375 A CN 201910930375A CN 112571518 B CN112571518 B CN 112571518B
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- Prior art keywords
- die
- cutting
- angle
- arc
- processing
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- 238000005520 cutting process Methods 0.000 title claims abstract description 107
- 238000003672 processing method Methods 0.000 title claims abstract description 8
- 238000003801 milling Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
- B26F2001/4472—Cutting edge section features
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to a cutting die for a T-shaped opening die-cutting piece with an R angle, a processing method and application thereof, wherein the cutting die comprises a linear cutting edge (41) and an arc cutting edge (42), one end of the linear cutting edge (41) is intersected with the arc cutting edge (42) to form a T-shaped opening structure, and the cutting die is processed by a milling machine and is used for processing the die-cutting piece with the T-shaped opening. Compared with the prior art, the invention has the advantages of high processing precision, more round R angle at the T-shaped opening, improvement of the product quality of the downstream die-cut piece, and the like.
Description
Technical Field
The invention relates to the field of cutting die design, in particular to a T-shaped cutting die with an R angle, and a processing method and application thereof.
Background
Many products exist on the die-cutting piece, namely a T-shaped opening, namely the interface position of a horizontal line and a vertical line connected by a knife line; it is desirable to design a die for a t-die cutting member with an R-angle, wherein the R-angle is sized to emphasize a control of the radius of the dimension of 1mm, the tolerance is only + -0.1 mm, and the required error range is small.
The cutting die is manufactured by using a milling cutter, the minimum diameter of the milling cutter is 0.2mm, which means that the end position of the milling cutter is not from the end of the R angle, but is almost half of the arc of the R angle as shown by a small circle in fig. 3, and the R angle in the place is out of round just due to the unmanageable reason of the cutting die Ding Zikou, so that a die cutting piece manufactured by using the cutting die is not qualified.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the T-shaped mouth cutting die with the R angle, which has high processing precision and more round R angle at the T-shaped mouth and improves the product quality of a downstream die-cutting piece, and the processing method and the application thereof.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a take T mouth cutting die for cross cutting piece of R angle, this cutting die includes linear type cutting edge and arc cutting edge, and wherein, linear type cutting edge one end and arc cutting edge intersect, form T mouth structure.
Further, the arc-shaped blade comprises an R-angle arc section and extension sections at two sides of the R-angle arc section, wherein the radius R of the R-angle arc section is=1+/-0.1 mm.
Further, a plurality of die cutters matched with the die cutting piece structure are arranged on the die, and the die cutters are formed by combining linear cutting edges and arc cutting edges.
The processing method of the cutting die for the T-shaped opening die-cutting piece with the R angle comprises the following steps:
(1) Placing the cutting die master plate on a workbench surface of a milling machine, and clamping by using a clamp;
(2) Milling a die cutter frame on a die master plate by adopting a milling cutter, and milling a linear cutting edge;
(3) Adjusting the angle of the milling cutter for machining the R-angle arc, setting the running radius of the milling cutter to be 1.05-1.10mm, and machining the R-angle arc;
(4) And after the processing is finished, cleaning scraps, and taking down the clamp to obtain the cutting die for the T-shaped die-cutting piece with the R angle.
Further, in the step (1), the four corners of the cutting die master plate are pressed on the working table by using a clamp.
Further, the diameter of the milling cutter is 0.2mm.
The application of the cutting die for the T-shaped opening die-cutting piece with the R angle is that the cutting die is used for processing the T-shaped opening die-cutting piece with the R angle.
Further, the die-cutting piece with the T-shaped opening is manufactured by placing a die for the T-shaped opening with the R angle at the bottom of an upper die frame of a die, placing the raw material of the die-cutting piece above a lower die frame, then performing high-pressure die assembly on the upper die frame and the lower die frame, finally opening the die, and removing the rim charge to obtain the die-cutting piece with the R angle with the T-shaped opening.
Compared with the prior art, the invention has the following advantages:
(1) The milling machine is adopted to process the cutting die, so that the processing precision is high, the speed is high, and the method is suitable for batch production;
(2) For the key control size of the radius of the R-angle arc, the radius of the R-angle arc is subjected to tolerance during processing, so that the radius of the R-angle arc is larger, the included angle between the R-angle arc and the linear position is increased, the end of the milling cutter can be deeply milled, the milling cutter can mill an arc to 3/4, the R-angle arc can be more circular, and the requirements of customers are met.
Drawings
FIG. 1 is a schematic diagram of a cutting die in an embodiment;
FIG. 2 is an enlarged view of the cutting die a in the embodiment of FIG. 1;
FIG. 3 is a schematic view of the end of a prior art milling cutter process;
FIG. 4 is a schematic diagram of a milling machine according to an embodiment;
FIG. 5 is a schematic view of the end of a milling cutter process according to an embodiment;
FIG. 6 is a schematic diagram of a die with a cutting die in an embodiment;
the reference numerals in the figures indicate: the die comprises a workbench surface 1, a milling cutter 2, a die master plate 3, a die 4 for T-shaped die cutting pieces with R angles, a linear cutting edge 41, an arc cutting edge 42, an upper die frame 5 and a lower die frame 6.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples.
Examples
The utility model provides a cutting die for T mouth die cutting piece of R angle, as shown in fig. 1-2, this cutting die includes linear type cutting edge 41 and arc cutting edge 42, and wherein, linear type cutting edge 41 one end and arc cutting edge 42 intersect, form T mouth structure. The arcuate blade edge 42 includes an R-angle arc segment and extensions on either side thereof, wherein the radius R = 1 ± 0.1mm of the R-angle arc segment. The die is also provided with a plurality of die cutters matched with the die cutting piece structure, and the die cutters are formed by combining linear cutting edges and arc cutting edges.
The processing method of the cutting die for the T-shaped opening die-cutting piece with the R angle comprises the following steps:
(1) Placing the die master plate 3 on a working table 1 of a milling machine, and pressing four corners of the die master plate 3 on the working table 1 by using a clamp as shown in fig. 4;
(2) Milling a die cutter frame on a die master plate 3 by adopting a milling cutter 2, milling a linear cutting edge 41, wherein the diameter of the milling cutter 2 is 0.2mm;
(3) The angle of the milling cutter 2 for processing the R-angle arc is adjusted, the running radius of the milling cutter 2 is set to be 1.05-1.10mm, and the R-angle arc is processed, as shown in figure 5;
(4) After the processing is finished, the scraps are cleaned, the clamp is taken down, and the cutting die 4 for the T-shaped die-cutting piece with the R angle is obtained.
The application of the cutting die for the T-shaped opening die-cutting piece with the R angle is shown in fig. 6, the cutting die is used for processing the T-shaped opening die-cutting piece with the R angle, the cutting die 4 for the T-shaped opening die-cutting piece with the R angle is placed at the bottom of the upper die frame 5 of the die, the die-cutting piece raw material is placed above the lower die frame 6, then the upper die frame 5 and the lower die frame 6 are subjected to high-pressure die assembly, finally the die is opened, and the T-shaped opening die-cutting piece with the R angle is obtained after the rim charge is removed.
Claims (5)
1. The processing method of the cutting die for the T-shaped opening die-cutting piece with the R angle is characterized by comprising the following steps of:
(1) Placing a cutting die mother plate (3) on a workbench surface (1) of a milling machine, and clamping by using a clamp;
(2) Milling a die cutter frame on a die master plate (3) by adopting a milling cutter (2), and milling a linear cutting edge (41); the diameter of the milling cutter (2) is 0.2mm;
(3) Adjusting the angle of the milling cutter (2) for processing the R-angle arc, setting the running radius of the milling cutter (2) to be 1.05-1.10mm, and processing the R-angle arc; obtaining an arc-shaped cutting edge (42) intersected with one end of a linear cutting edge (41), wherein the arc-shaped cutting edge (42) comprises an R-angle arc section and extension sections on two sides of the R-angle arc section, and the radius R of the R-angle arc section is=1+/-0.1 mm;
(4) After the processing is finished, the scraps are cleaned, the clamp is taken down, the cutting die (4) for the T-shaped die-cutting piece with the R angle is obtained, the cutting die (4) comprises a linear cutting edge (41) and an arc cutting edge (42), and the linear cutting edge (41) and the arc cutting edge (42) are intersected to form a T-shaped opening structure.
2. The method for processing the die for the T-die cutting piece with the R angle according to claim 1, wherein in the step (1), the four corners of the die master plate (3) are pressed on the working table (1) by using a clamp.
3. The method for processing the die for the T-shaped opening die-cutting piece with the R angle as claimed in claim 1, wherein a plurality of die-cutting knives matched with the die-cutting piece structure are arranged on the die, and the die-cutting knives are formed by combining linear cutting edges and arc cutting edges.
4. The method for processing the die for the R-angle t-mouth die-cutting member according to claim 1, wherein the die is used for processing the R-angle t-mouth die-cutting member.
5. The method for processing the cutting die for the T-shaped die-cutting piece with the R angle according to claim 4, wherein the step of processing the T-shaped die-cutting piece with the R angle is characterized in that the cutting die (4) for the T-shaped die-cutting piece with the R angle is placed at the bottom of an upper die frame (5) of the die, the die-cutting piece raw material is placed above a lower die frame (6), then the upper die frame (5) and the lower die frame (6) are subjected to high-pressure die assembly, finally the die is opened, and the T-shaped die-cutting piece with the R angle is obtained after the rim charge is removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910930375.0A CN112571518B (en) | 2019-09-29 | 2019-09-29 | Cutting die for T-shaped opening die-cutting piece with R angle, and processing method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910930375.0A CN112571518B (en) | 2019-09-29 | 2019-09-29 | Cutting die for T-shaped opening die-cutting piece with R angle, and processing method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112571518A CN112571518A (en) | 2021-03-30 |
| CN112571518B true CN112571518B (en) | 2023-07-18 |
Family
ID=75110370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910930375.0A Active CN112571518B (en) | 2019-09-29 | 2019-09-29 | Cutting die for T-shaped opening die-cutting piece with R angle, and processing method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112571518B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3740435A1 (en) * | 1987-11-28 | 1989-06-15 | Helmut Pelzer | CUTTING TOOL FOR WORKPIECES MADE OF LONG-FIBER MATERIALS |
| US5676032A (en) * | 1995-10-20 | 1997-10-14 | Southwest Die Corporation | Steel rule die with closely nested cavities |
| CN102107443A (en) * | 2009-12-25 | 2011-06-29 | 蒋和兴 | Multi-interlayer compound die-cutting rule mould and manufacturing method thereof |
| CN108237591A (en) * | 2016-12-26 | 2018-07-03 | 昊佰电子科技（上海）有限公司 | A kind of two steps punching avoids the chip components and parts cutting die group that angle is expected more |
| CN206678092U (en) * | 2017-03-23 | 2017-11-28 | 东莞市彩弘激光刀模有限公司 | One kind combination knife |
| CN206913302U (en) * | 2017-06-06 | 2018-01-23 | 东莞奥得时精密电子有限公司 | A kind of high-accuracy etching cutting die |
| CN109277786B (en) * | 2017-07-19 | 2021-01-05 | 富鼎电子科技(嘉善)有限公司 | Cutting die machining method |
-
2019
- 2019-09-29 CN CN201910930375.0A patent/CN112571518B/en active Active
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| Publication number | Publication date |
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| CN112571518A (en) | 2021-03-30 |
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Address after: 201108 the 1 story 1F101 room 2, 2059 metropolitan Road, Minhang District, Shanghai. Patentee after: Shanghai Haobai Zhizao Precision Electronics Co.,Ltd. Address before: 201108 the 1 story 1F101 room 2, 2059 metropolitan Road, Minhang District, Shanghai. Patentee before: HOPINES ELECTRONIC TECHNOLOGY (SHANGHAI) Co.,Ltd. |