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Method for treating wear-resisting corrosion-proof dough pressing roll

A processing method and a surface pressing roller technology, applied in the field of mechanical parts processing, can solve the problems that affect the hygiene of noodles and human health, are not too easy to corrode and rust, and are not easy to clean after pressing, so as to facilitate carburizing treatment and improve hardness. , the effect of the simple method

Pending Publication Date: 2020-01-31
安徽省信誉机械有限责任公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The noodle machine is a commonly used food processing machine for the preparation of noodles. In the noodle preparation process, the noodle roller is one of the indispensable parts, which is responsible for pressing the noodles and noodles. During the preparation process, the flour contains a variety of ingredients, and a variety of other ingredients will be added to the noodles. For example, acid or alkali needs to be added to adjust the pH value, and salt needs to be added to improve the texture and taste of noodles. During the process, these ingredients will cause corrosion to the noodle roll, and the dough adhered to the noodle roll during use cannot be cleaned in time, which will gradually rust the noodle roll, affecting the sanitation of noodles and human health; The pressing roller is constantly rotating, so it will constantly generate friction on the pressing roller, which requires the pressing roller to have strong wear resistance
[0003] Although the pressing rollers currently on the market are generally stainless steel pressing rollers, the surface of the flat pressing rollers for pressing dough pieces is easier to clean during use, and the place in contact with the dough pieces is not easy to corrode and rust, but the middle The place where the dough sticks to the rollers is not cleaned frequently, but it is very easy to rust. The gaps between the noodle strips are not easy to clean, and they are also easy to corrode and rust. Therefore, the existing pressing rollers need to be treated.

Method used

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  • Method for treating wear-resisting corrosion-proof dough pressing roll

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] A treatment method for a wear-resistant and anti-corrosion pressing roller, comprising the following steps:

[0027] Place the forming pressing roll in a sodium bicarbonate solution with a concentration of 3% by mass, clean it ultrasonically for 20 minutes at a frequency of 27kHz, and a temperature of 45°C, take it out, and wash it with clean water to fully remove the stains on the surface of the pressing roll and improve The post-processing effect is to get the cleaned parts; then the cleaned parts are ultrasonically polished for 45 minutes, the frequency is 26kHz, the polishing liquid is nano-diamond polishing liquid, and the roughness is 0.1~0.2μm, which can achieve Fully polish to improve the smoothness of the pressing roller, which is convenient for post-processing and use, and the polished piece is obtained; then the polished piece is placed in a vacuum furnace, heated to 470°C at a speed of 2°C / min, kept for 30 minutes, and continued to heat to 760°C ℃, heat pres...

Embodiment 2

[0030] A treatment method for a wear-resistant and anti-corrosion pressing roller, comprising the following steps:

[0031] Place the forming pressing roller in a sodium bicarbonate solution with a mass percentage concentration of 3.5%, ultrasonically clean it for 25 minutes, the frequency is 28kHz, and the temperature is 50°C. Take it out and wash it with clean water to fully remove the stains on the surface of the pressing roller and improve The post-treatment effect is to get the cleaned parts; then the cleaned parts are ultrasonically polished for 50 minutes, the frequency is 27kHz, the polishing liquid is nano-diamond polishing liquid, and the roughness is 0.1~0.2μm, which can achieve Fully polish to improve the smoothness of the pressing roller, which is convenient for post-processing and use, and the polished piece is obtained; then the polished piece is placed in a vacuum furnace, heated to 490°C at a speed of 2.5°C / min, kept for 35min, and continued to heat to 790°C ℃...

Embodiment 3

[0034] A treatment method for a wear-resistant and anti-corrosion pressing roller, comprising the following steps:

[0035] Place the forming pressing roller in a sodium bicarbonate solution with a mass percentage concentration of 4%, ultrasonically clean it for 30 minutes, the frequency is 29kHz, and the temperature is 55°C, take it out, wash it with clean water, and fully remove the stains on the surface of the pressing roller to improve The post-treatment effect is to get the cleaned parts; then the cleaned parts are ultrasonically polished for 55 minutes, the frequency is 28kHz, the polishing liquid is nano-diamond polishing liquid, and the roughness is 0.1~0.2μm, which can achieve Fully polish, improve the smoothness of the pressing roller, facilitate post-processing and use, and get polished pieces; then put the polished pieces in a vacuum furnace, heat to 510°C at a speed of 3°C / min, keep warm for 40min, and continue to heat to 820°C ℃, keep it warm for 90min, and then ...

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Abstract

The invention mainly relates to the technical field of mechanical part machining, and discloses a method for treating a wear-resisting corrosion-proof dough pressing roll. The method comprises the steps of cleaning, polishing, quenching, carburizing, secondary quenching, tempering and coating. The method for treating the wear-resisting corrosion-proof dough pressing roll is simple and convenient to operate, large-scale production can be carried out, the prepared wear-resisting corrosion-proof dough pressing roll is high in strength and wear resistance and can keep good fatigue resistance in the continuous rotation process, and the dough pressing roll is prevented from being abraded; meanwhile, by means of various kinds of treatment, the corrosion preventing performance of the dough pressing roll is obviously improved, the phenomena of corrosion and rusting caused by long-time dough bonding in the use process are avoided, and the service life of the dough pressing roll can be prolonged;and meanwhile, the guarantee degree of sanitation in the noodle production process is further improved, and human health is prevented from being influenced.

Description

technical field [0001] The invention mainly relates to the technical field of mechanical parts processing, in particular to a treatment method of a wear-resistant and anti-corrosion pressing roller. Background technique [0002] The noodle machine is a commonly used food processing machine for the preparation of noodles. In the noodle preparation process, the noodle roller is one of the indispensable parts, which is responsible for pressing the noodles and noodles. During the preparation process, the flour contains a variety of ingredients, and a variety of other ingredients will be added to the noodles. For example, acid or alkali needs to be added to adjust the pH value, and salt needs to be added to improve the texture and taste of noodles. During the process, these ingredients will cause corrosion to the noodle roll, and the dough adhered to the noodle roll during use cannot be cleaned in time, which will gradually rust the noodle roll, affecting the sanitation of noodle...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C23G1/19C21D1/18C21D9/38C23C8/22C23C8/80B24B1/04B08B3/12
CPCC23G1/19C21D1/18C21D9/38C23C8/22C23C8/80B24B1/04B08B3/12C21D2211/008
Inventor 张艳秋
Owner 安徽省信誉机械有限责任公司
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