CN110977368A - Production method of refined fine blanking die - Google Patents
Production method of refined fine blanking die Download PDFInfo
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- CN110977368A CN110977368A CN201911344556.1A CN201911344556A CN110977368A CN 110977368 A CN110977368 A CN 110977368A CN 201911344556 A CN201911344556 A CN 201911344556A CN 110977368 A CN110977368 A CN 110977368A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/24—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass dies
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Abstract
The invention discloses a production method of a refined fine blanking die, which comprises the following specific steps: the method comprises the following steps: the material is made of powder high-speed steel K890, and is subjected to heat treatment, the hardness of the heat treatment is increased to 67 ℃, the temperature is increased to 1600-1700 ℃, and the material is higher in precision and better in flatness; step two: further carrying out ultra-deep cooling treatment on the material subjected to heat treatment, keeping the temperature at minus 400 ℃ for treatment, so that the product is more stable and is not easy to deform after treatment; step three: the workers perform rough machining on the treated materials and perform simple wear-resistant machining on the aspects of appearance and the like according to drawings; step four: the roughly processed product is precisely ground by using the Nissan Bao equipment; step five: carrying out EDW processing on the product subjected to precision grinding by adopting a western slow-moving wire M50B; step six: assembling in a constant temperature workshop, and controlling the temperature at 18-22 ℃ to ensure that the product is more stable; step seven: and (5) debugging the mould, and detecting the superiority of the product under various conditions.
Description
Technical Field
The invention relates to a production method, in particular to a production method of a fine blanking die.
Background
The automobile parts relate to various parts needing punching and punching, such as a metal sealing machine, a foot adjusting device, a safety belt lock tongue and the like, the requirements on an inner hole are strict, the requirements on a bright belt are high, and the service life of the produced product is short, the wear resistance is poor, the tensile resistance is weak, the hardness is low, the stability is poor and the smoothness is poor by the existing production method of a fine punching die.
Disclosure of Invention
The invention aims to provide a production method of a fine blanking die, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a production method of a refined fine blanking die comprises the following specific steps:
the method comprises the following steps: the material is made of powder high-speed steel K890, and is subjected to heat treatment, the hardness of the heat treatment is increased to 67 ℃, the temperature is increased to 1600-1700 ℃, and the material is higher in precision and better in flatness;
step two: further carrying out ultra-deep cooling treatment on the material subjected to heat treatment, keeping the temperature at minus 400 ℃ for treatment, so that the product is more stable and is not easy to deform after treatment;
step three: the workers perform rough machining on the treated materials and perform simple wear-resistant machining on the aspects of appearance and the like according to drawings;
step four: the roughly processed product is precisely ground by using the Nissan Bao equipment;
step five: carrying out EDW processing on the product subjected to precision grinding by adopting a western slow-moving wire M50B;
step six: assembling in a constant temperature workshop, and controlling the temperature at 18-22 ℃ to ensure that the product is more stable;
step seven: and (5) debugging the mould, and detecting the superiority of the product under various conditions.
As a further scheme of the invention: in the fifth step, the flatness of the die is controlled within 3 mu (0.003mm), the smoothness of the die product reaches 0.02 mu, and the relative position is controlled at 0.002 mm.
As a still further scheme of the invention: and the seventh step is debugging by adopting a Japanese MORr Sensen fine blanking press.
Compared with the prior art, the invention has the beneficial effects that: the product produced by the production method has the advantages of long service life, wear resistance, good tensile resistance, strong hardness, excellent stability and smooth finish.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention is as follows:
example one
A production method of a refined fine blanking die comprises the following specific steps:
the method comprises the following steps: the material is made of powder high-speed steel K890, and is subjected to heat treatment, the hardness of the heat treatment is increased to 67 ℃, the temperature is increased to 1600 ℃, and the material is higher in precision and better in flatness;
step two: further carrying out ultra-deep cooling treatment on the material subjected to heat treatment, keeping the temperature at minus 400 ℃ for treatment, so that the product is more stable and is not easy to deform after treatment;
step three: the workers perform rough machining on the treated materials and perform simple wear-resistant machining on the aspects of appearance and the like according to drawings;
step four: the roughly processed product is precisely ground by using the Nissan Bao equipment;
step five: carrying out EDW processing on the product subjected to precision grinding by adopting a western slow-moving wire M50B;
step six: the assembly is carried out in a constant temperature workshop, and the temperature is controlled at 18 ℃, so that the product is more stable;
step seven: and (5) debugging the mould, and detecting the superiority of the product under various conditions.
In the fifth step, the flatness of the die is controlled within 3 mu (0.003mm), the smoothness of the die product reaches 0.02 mu, and the relative position is controlled at 0.002 mm.
And the seventh step is debugging by adopting a Japanese MORr Sensen fine blanking press.
Example two
A production method of a refined fine blanking die comprises the following specific steps:
the method comprises the following steps: the material is made of powder high-speed steel K890, and is subjected to heat treatment, the hardness of the heat treatment is increased to 67 ℃, the temperature is increased to 1700 ℃, and the material is higher in precision and better in flatness;
step two: further carrying out ultra-deep cooling treatment on the material subjected to heat treatment, keeping the temperature at minus 400 ℃ for treatment, so that the product is more stable and is not easy to deform after treatment;
step three: the workers perform rough machining on the treated materials and perform simple wear-resistant machining on the aspects of appearance and the like according to drawings;
step four: the roughly processed product is precisely ground by using the Nissan Bao equipment;
step five: carrying out EDW processing on the product subjected to precision grinding by adopting a western slow-moving wire M50B;
step six: the assembly is carried out in a constant temperature workshop, and the temperature is controlled at 22 ℃, so that the product is more stable;
step seven: and (5) debugging the mould, and detecting the superiority of the product under various conditions.
In the fifth step, the flatness of the die is controlled within 3 mu (0.003mm), the smoothness of the die product reaches 0.02 mu, and the relative position is controlled at 0.002 mm.
And the seventh step is debugging by adopting a Japanese MORr Sensen fine blanking press.
EXAMPLE III
A production method of a refined fine blanking die comprises the following specific steps:
the method comprises the following steps: the material is made of powder high-speed steel K890, and is subjected to heat treatment, so that the hardness of the heat treatment is increased to 67 ℃, the temperature is increased to 1650 ℃, and the material is higher in precision and better in flatness;
step two: further carrying out ultra-deep cooling treatment on the material subjected to heat treatment, keeping the temperature at minus 400 ℃ for treatment, so that the product is more stable and is not easy to deform after treatment;
step three: the workers perform rough machining on the treated materials and perform simple wear-resistant machining on the aspects of appearance and the like according to drawings;
step four: the roughly processed product is precisely ground by using the Nissan Bao equipment;
step five: carrying out EDW processing on the product subjected to precision grinding by adopting a western slow-moving wire M50B;
step six: the product is assembled in a constant temperature workshop, and the temperature is controlled at 20 ℃, so that the product is more stable;
step seven: and (5) debugging the mould, and detecting the superiority of the product under various conditions.
In the fifth step, the flatness of the die is controlled within 3 mu (0.003mm), the smoothness of the die product reaches 0.02 mu, and the relative position is controlled at 0.002 mm.
And the seventh step is debugging by adopting a Japanese MORr Sensen fine blanking press.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (3)
1. A production method of a refined fine blanking die is characterized by comprising the following steps: the specific method comprises the following steps:
the method comprises the following steps: the material is made of powder high-speed steel K890, and is subjected to heat treatment, the hardness of the heat treatment is increased to 67 ℃, the temperature is increased to 1600-1700 ℃, and the material is higher in precision and better in flatness;
step two: further carrying out ultra-deep cooling treatment on the material subjected to heat treatment, keeping the temperature at minus 400 ℃ for treatment, so that the product is more stable and is not easy to deform after treatment;
step three: the workers perform rough machining on the treated materials and perform simple wear-resistant machining on the aspects of appearance and the like according to drawings;
step four: the roughly processed product is precisely ground by using the Nissan Bao equipment;
step five: carrying out EDW processing on the product subjected to precision grinding by adopting a western slow-moving wire M50B;
step six: assembling in a constant temperature workshop, and controlling the temperature at 18-22 ℃ to ensure that the product is more stable;
step seven: and (5) debugging the mould, and detecting the superiority of the product under various conditions.
2. The method for producing a fine blanking die according to claim 1, wherein: in the fifth step, the flatness of the die is controlled within 3 mu (0.003mm), the smoothness of the die product reaches 0.02 mu, and the relative position is controlled at 0.002 mm.
3. The method for producing a fine blanking die according to claim 1, wherein: and the seventh step is debugging by adopting a Japanese MORr Sensen fine blanking press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911344556.1A CN110977368A (en) | 2019-12-24 | 2019-12-24 | Production method of refined fine blanking die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911344556.1A CN110977368A (en) | 2019-12-24 | 2019-12-24 | Production method of refined fine blanking die |
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| Publication Number | Publication Date |
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| CN110977368A true CN110977368A (en) | 2020-04-10 |
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| CN201911344556.1A Pending CN110977368A (en) | 2019-12-24 | 2019-12-24 | Production method of refined fine blanking die |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1172453A2 (en) * | 2000-07-15 | 2002-01-16 | Schott Glas | Method for making a near final shaping tool and shaping tool produced according to said method |
| CN102145357A (en) * | 2010-11-20 | 2011-08-10 | 苏州旭创精密模具有限公司 | Production method of fine punching part and fine punching die |
| CN204524032U (en) * | 2014-12-27 | 2015-08-05 | 广东骏汇汽车科技股份有限公司 | The embedded die shoe of fine blanking die |
| CN106078124A (en) * | 2016-05-16 | 2016-11-09 | 苏州博豪精密机械有限公司 | A kind of mould enters the processing technique of son |
-
2019
- 2019-12-24 CN CN201911344556.1A patent/CN110977368A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1172453A2 (en) * | 2000-07-15 | 2002-01-16 | Schott Glas | Method for making a near final shaping tool and shaping tool produced according to said method |
| CN102145357A (en) * | 2010-11-20 | 2011-08-10 | 苏州旭创精密模具有限公司 | Production method of fine punching part and fine punching die |
| CN204524032U (en) * | 2014-12-27 | 2015-08-05 | 广东骏汇汽车科技股份有限公司 | The embedded die shoe of fine blanking die |
| CN106078124A (en) * | 2016-05-16 | 2016-11-09 | 苏州博豪精密机械有限公司 | A kind of mould enters the processing technique of son |
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Application publication date: 20200410 |