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Kitchen knife blade manufacturing process

A preparation technology and blade technology, which is applied in the field of kitchen knife preparation technology, can solve the problems of low production efficiency and the like

Active Publication Date: 2013-09-25
如东县东广物流有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present invention intends to provide a kitchen knife blade preparation process to solve the problem of low production efficiency in the prior art

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0015] In Embodiment 1: when specifically producing blades, vanadium-titanium pig iron, scrap steel and returned materials are used for batching in a certain proportion, and are loaded into an induction melting furnace. The smelting temperature reaches 1500-1560°C, and two furnaces of molten iron that meet the composition requirements are smelted. The weight percentage of molten iron for blades is C: 3.85, Si: 0.95, Mn: 0.50, Mg: 0.25, Cr: 0.2, Mo: 0.10 , Cu: 0.25, Ti: 0.04, the balance is iron; the composition weight percentage of molten iron for the knife back is C: 3.75, Si: 0.95, Mg: 0.4, Cr: 0.5, and the balance is iron. Then pour into the insert cavity. Then put the blade into the heat treatment furnace, raise the temperature at a rate of 120-200°C / h, and raise the temperature to 820°C, perform austenitizing heat treatment, and keep it warm for 30 minutes. In the heat treatment furnace, only the blade is heated, and the back of the blade is separated from the blade by a...

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PUM

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Abstract

The invention provides a kitchen knife blade manufacturing process and aims at solving the problem that the production efficiency in the prior art is not high. The kitchen knife blade manufacturing process comprises the following steps of smelting an iron raw material to obtain molten iron, pouring the molten iron into a knife blade mould to obtain a near net shape knife blade, and machining the near net shape knife blade to obtain a finished knife blade. The near net shape knife blade. The manufacture of the near net shape knife blade is performed by means of a casting process, and compared with a traditional machining process, production procedures are decreased, and the efficiency is improved.

Description

technical field [0001] The invention relates to a preparation process of a kitchen knife. Background technique [0002] Kitchen knives can be used in a variety of ways, with typical operations including cutting softer ingredients with the blade, or smashing harder ingredients such as bones with the back of the knife. The different use methods of different parts of the kitchen knife also contributed to the performance requirements of different parts of the kitchen knife. The blade needs to be hard to ensure sharpness, and the back of the knife needs to be flexible to adapt to collision with high-strength ingredients and avoid cracking. [0003] The current typical kitchen knife preparation process is all cut from a plate and then processed through a series of mechanical processing procedures. The process is cumbersome, the production efficiency is not high, and it is difficult to achieve different material properties for the blade and the back of the knife. Contents of the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B23P15/00C21D9/18C21D1/78C22C38/36B22D19/16
Inventor 黄维明
Owner 如东县东广物流有限公司
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