Denim features and design issues

      Denim is a flexible newer varieties using elastic denim jeans  for, in order to better express the United States and lines of the body, then in the manufacturing process and sewing, how can we maximize the flexibility of the merits of denim, so as to create High-quality jeans this flexibility?
   one of the elastic properties of denim
   elastic denim is the main component of silk elastic.
     Flexible wire is a combination of polyurethane polymers, the rally could stretch five to six times the bit after the disappearance of power can be restored to their original condition, even if repeated many times, flexibility will not disappear. Elastic denim can be divided into latitude flexibility, the flexibility and latitude of the three flexible, and Wei is the most common flexible denim. Wei elastic denim weaving process and the common denim is basically the same, that is, the manufacturing process: the process into pulp - weaving - finishing - has shrunk,  denim flexible organizational structure is more than the superficial warp twill , In weaving, the weft to be flexible as far as possible the extension so that after the completion of the cloth in the zonal shrink, resulting in an elastic cloth. Compared with ordinary denimMore flexible denim particularly high degree of shrinkage: the reduced degree of vertical in the 2-4 percent, while the horizontal shrink in the degree of 16-22 percent, shrinking the time between the big difference is Denim elastic properties of the most important one.

     At present, most of the stretch denim for the zonal elastic, flexible general elongation of 20% to 40% of the elastic elongation depends on the size of the fabric of organizational design, the machine on the degree of latitude to bear in smaller organizations, the greater the flexibility On the contrary, in the warp organizations tightness fixed conditions, the zonal stretch the yarn tight greater degree, the less flexible, zonal up to a certain degree of tightness, or even cause the loss of flexibility. In addition the current stretch denim fabric of the finished product problems zonal shrinkage is too large, generally more than 10%, or even an individual as much as 20%. Pieces of cloth for garment production instability has caused great difficulties, the first solution in product design flexibility not to stretch through the large, generally get 20% to 30% or latitude to maintain a certain degree of tight organization and Finishing in the pre-take appropriate way to increase the tension so that the pieces of cloth have a greater contraction, which was finished cloth zonal lower residual shrinkage; Another solution is to reduce pre-stretch jeans by finishing after heat-setting To deal with, so get more uniform pieces of cloth and more stable, lower shrinkage zonal, garment processing to meet production requirements.jeans facotry
    Second, jeans flexibility in the design pattern should pay attention to.
Denim is a flexible newer varieties using elastic denim jeans for, in order to better express the United States and lines of the body, then in the manufacturing process and sewing, how can we maximize the flexibility of the merits of denim, so as to create High-quality jeans this flexibility?
   one of the elastic properties of denim
   elastic denim is the main component of silk elastic.
     Flexible wire is a combination of polyurethane polymers, the rally could stretch five to six times the bit after the disappearance of power can be restored to their original condition, even if repeated many times, flexibility will not disappear. Elastic denim can be divided into latitude flexibility, the flexibility and latitude of the three flexible, and Wei is the most common flexible denim. Wei elastic denim weaving process and the common denim is basically the same, that is, the manufacturing process: the process into pulp - weaving - finishing - has shrunk,  denim flexible organizational structure is more than the superficial warp twill , In weaving, the weft to be flexible as far as possible the extension so that after the completion of the cloth in the zonal shrink, resulting in an elastic cloth. Compared with ordinary denim
More flexible denim particularly high degree of shrinkage: the reduced degree of vertical in the 2-4 percent, while the horizontal shrink in the degree of 16-22 percent, shrinking the time between the big difference is Denim elastic properties of a major.
     At present, most of the stretch denim for the zonal elastic, flexible general elongation of 20% to 40% of the elastic elongation depends on the size of the fabric of organizational design, the machine on the degree of latitude to bear in smaller organizations, the greater the flexibility On the contrary, in the warp organizations tightness fixed conditions, the zonal stretch the yarn tight greater degree, the less flexible, zonal up to a certain degree of tightness, or even cause the loss of flexibility. In addition the current stretch denim fabric of the finished product problems zonal shrinkage is too large, generally more than 10%, or even an individual as much as 20%. Pieces of cloth for garment production instability has caused great difficulties, the first solution in product design flexibility not to stretch through the large, generally get 20% to 30% or latitude to maintain a certain degree of tight organization and Finishing in the pre-take appropriate way to increase the tension so that the pieces of cloth have a greater contraction, which was finished cloth zonal lower residual shrinkage; Another solution is to reduce pre-stretch jeans by finishing after heat-setting To deal with, so get more uniform pieces of cloth and more stable, lower shrinkage zonal, garment processing to meet production requirements.
       As the elastic denim in the vertical and horizontal between the degree of difference has shrunk more, the production pattern in the former must pay attention to the accuracy of the test after shrinking in accordance with the degree
  The proportion of cut pattern. In the design style, the best of the traditional five-pocket style section, that is, before the bag before the turn for the bag,
Table bag out there; after the bag for the next three Jianxing paste bags. Should be avoided as much as possible before the Xiecha bag and the bag for bag-line bone joints of the bag, because of the horizontal cloth shrink large degree, after the completion of the pocket more prone to distortion in the production of difficult to control.  pattern in the design, the site of some of the jeans is a need to increase the width of a larger, such as three bags put out Jianxing, according to conventional cutting, the use of ordinary denim sewing, washing before and after washing compared to the shape of Will not happen too much deformation, flexible denim sewing, washing prior to the pocket is correct, but after washing, the bag would be shaped on both sides of the break in the shape, pattern making, after the bag The bag should be adequate width wide.
     Thirdly, flexibility should be sewing jeans in the attention.
   1, line spacing of the track line the track from the pin to a larger, it is best to 2.5cm7 pin to pin 8. Because the needle away from the more dense, more flexible line of small traces, can not match the flexibility of the fabric characteristics of the
     2, shoe pressure than the pressure of the transfer:  boots pressure to the pressure to a minimum, especially in single-and double needle needle-car-car boots pressure to the pressure should be: When the car lower teeth, pressure and the car boots teeth After the separation of pressure plate boots with needle through the gap between the potential energy of a 0.08mm photocopying paper. In particular the direction of the band's sewing site. Such as trousers, after the pocket in order to avoid too much pressure due to the direction of the band by sewing parts of the car the more the more wide.
     3, lining cloth used for the parts that do not require flexibility, such as sub-button, the button waistband and licensing can be a thin layer of glue on the Fusible (such as non-woven liner), through the fabric to reduce Fusible The degree of deformation.





[本日志由 admin 于 2008-12-08 09:56 PM 编辑]
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