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High-precision stainless steel composite twitch roller

A stainless steel, cloth guide roller technology, applied in the direction of processing textile material rollers, etc., can solve the problems of no luxury and beauty, dark surface quality, high price, etc., and achieve the effect of low price, high anti-Rao strength, and high tensile strength.

Inactive Publication Date: 2014-04-30
WUHU XINLI PIPELINE TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

Because of welding technology, ¢127×4.5 thick-walled pure stainless steel pipe can only be produced by seamless cold drawing, which is very expensive, accounting for almost 20% of the manufacturing cost of the entire equipment
Not only that, but the thick-walled seamless stainless steel pipe has a dull surface quality and does not have the luxury and beauty of polished stainless steel welded pipes.

Method used

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  • High-precision stainless steel composite twitch roller

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Embodiment Construction

[0012] The specific implementation manner of the present invention will be described in further detail below through the description of the best embodiment with reference to the accompanying drawings.

[0013] Such as figure 1 As shown, the high-precision stainless steel composite cloth guide roller is composed of a roller body 1, a base pipe Q235 precision welded steel pipe 2, and an outer compound 304 pure stainless steel thin-walled welded pipe 3.

[0014] The outer diameter is 127mm, the wall thickness is 4.0mm, and the material is Q235 cold-rolled precision welded steel pipe as the base pipe. The outer diameter is 130mm, and the wall thickness is 0.5mm. The 15 mm tungsten steel mold is axially cold-drawn, and the radial reduction ratio reaches 4%, so that the outer cladding 304 pure stainless steel thin-walled welded pipe reaches the critical deformation temperature to achieve plastic deformation, so that it is tightly compounded on the base pipe with an outer diameter of...

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Abstract

The invention relates to a high-precision stainless steel composite twitch roller of modern printing and dyeing textile equipment. The twitch roller is characterized by comprising a roller body 1, a base Q235 precision welded steel tube 2 and an outer 304 pure stainless steel thin-wall welded tube 3. The Q235 cold-rolled precision welded steel tube serves as the base tube and is sleeved with the 304 pure stainless steel thin-wall welded tube, axial cold-drawing forming is achieved by means of a tube cold-drawing machine through a tungsten steel die with a diameter of 127 mm and provided with a 15 mm long calibrating strap, and then the twitch roller is manufactured through processes such as straightening, sizing, port processing and surface mirror polishing. According to the high-precision stainless steel composite twitch roller, the mechanical property and surface quality of the twitch roller of domestic printing and dyeing equipment are improved, and manufacturing cost is reduced by a large margin from 20% of the cost of the whole equipment to less than 8%.

Description

technical field [0001] The invention relates to the technical field of textile printing and dyeing equipment, in particular to a high-precision stainless steel composite cloth guide roller. Background technique [0002] In modern textile printing and dyeing equipment, the cloth guide roller is a key component to ensure that the high-grade fabric is transported and guided without wrinkling. Domestic printing and dyeing equipment is mainly composed of computer control system, rotary large-circulation roller system, linear linear guide rail frame drive system, etc. Among them, the rotary large-circulation guide roller system, commonly known as cloth guide roller, consists of four groups of eight ¢127×4.5 It is made of thick-walled pure stainless steel tube, which guides the fabric at a speed of 760-900 per minute and ensures that it does not wrinkle. Because of welding technology, ¢127×4.5 thick-walled pure stainless steel pipe can only be produced by seamless cold drawing, wh...

Claims

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Application Information

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IPC IPC(8): D06B23/02
Inventor 汪正友
Owner WUHU XINLI PIPELINE TECH