Shoemaking Process: Introduction Of Footwear Adhesive Combination Process
Use adhesive to help feet, bottom and outsole combined with the processing technology is called the adhesive technology.
Adhesive technology has the characteristics of short production cycle, high processing efficiency, simple operation, low cost, low production scale and equipment requirements. At present, the production process is widely used in the international shoe making industry.
(1) help feet to process. Its technological process is: pulling out the nails, fixing the nails, trimming the stubble, gluing the feet, leveling the feet, filling the bottom of the heart, processing the adhesive surface, drawing the outer base line.
(2) glue binding process. After processing, the rubber can be brushed, dried, activated and bottomed out.
涂刷胶黏剂。
A. purifying sticky surface. In general, we use mechanical bristle wheel for dust removal or air blowing with compressed space gas.
B. blending. In addition, different types and proportions of curing agents are added to the adhesive to improve the adhesion.
C. brush operation. In addition to automatic spraying, the rubber brush is commonly used.
胶膜的烘干活化。当经过刷胶操作后,半成品鞋需直接进入干燥通道进行烘干与活化。其作用为可以加快胶黏剂中溶剂及水分挥发,缩短加工时间,提高胶粘质量。
烘干活货的程度一般为指触法检验,即用手指触膜胶膜,感觉胶膜既略有黏感,又不再湿黏,即“八分干”时为宜。此法适用于氯丁胶,而树脂胶则需干爽时,才合适。
黏合外底。
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