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With the development of society and the improvement of people's living standards, people's pursuit of material living standards has gradually changed from practical to luxurious and high-end ones. In recent years, the quality of bedding has become better and better, the patterns are constantly being updated, new models are emerging one after another, and an industry has been formed at an alarming rate. Behind it, in addition to changes in production materials, what is more important is the continuous innovation of sewing equipment. In the past, most bedding people used industrial sewing machines to process them by hand, which not only had many procedures, but also had low efficiency, simple sewing patterns, and difficult product quality.
1. Introduction of Quilting Machine
Quilting machine is one of the widely used textile equipments. Quilting is the use of sutures to combine on the material into irregularly arranged and independent or regularly arranged and repeated patterns of various graphics. These patterns are not only enough to firmly sew three layers of material and prevent the filler from moving. Enhance the three-dimensional sense of sewing products and improve their decorative function.
2. Early quilting machine
The early quilting machine was a mechanical quilting machine. This machine made the pattern to be sewn into a template and fixed it with the frame. The movement mechanism of the quilting machine made a contour movement on the template to drive the sewing head to press. The movement of the pattern on the template makes the sewing graphics consistent or similar to the template. However, because the sewing pattern trajectory of the device must be connected, and the turning radius cannot be too small, otherwise the profiling mechanism will not work properly. And the design and production of the template is very cumbersome, long cycle and high precision requirements, which determines that the products produced by the mechanical sewing machine are difficult to adapt to market changes, that is, small batches and multiple varieties of products. Therefore, there is an urgent need to develop and produce high-speed CNC quilting machines.
3. Development status of quilting machine
With the development of electronic technology and the maturity of numerical control technology, people began to apply numerical control technology to quilting equipment, resulting in a computer quilting machine. The computer quilting machine uses the numerical control system (or special computer numerical control system) to control the motion mechanism of the quilting machine to sew various patterns, which brings great convenience to the style design and product update.
According to the number of quilting needles on the machine, the quilting machine can be divided into single-needle quilting machine and multi-needle quilting machine. The working principle of single-needle quilting machine and multi-needle quilting machine are basically the same, but there is a big difference in mechanical structure, and there are also essential differences in control methods.
Judging from the current market demand, the multi-needle quilting machine occupies the vast majority of the production share of quilting machinery. The imported quilting machine has the advantages of fast quilting speed, high efficiency and good quilting quality, but it is expensive, and it is generally not affordable for small and medium-sized enterprises. Moreover, after-sales service and maintenance are not convenient, and accessories are difficult to buy. China's quilting industry began to appear in the early 1980s and has now experienced from manual lockstitch sewing machine to cam quilting machine, computer continuous pattern CNC quilting machine, and now computer continuous / independent / multi-pattern CNC Quilting machine.
4. Development trend of quilting machine
With consumers' personalization of products and the demand for complex and beautiful single patterns. Single-needle quilting machine began to be popular among people. At present, there are many domestic manufacturers producing single-needle quilting machines. Basically, the frequency converter is used to control the movement of the spindle, but the output frequency accuracy of the frequency converter is limited, so the speed accuracy is not high. With the increase of knitting varieties and the improvement of quality, the new-generation quilting machine requires that the precision of t-axis motor speed change must be lower than 0. 0.5%, in order to maintain the balanced tension on the surface of the fabric, analog signal control has been difficult to achieve this requirement. In order to meet the needs of the domestic market, it is necessary to develop a new generation of digital products. Now the single-needle quilting machine that has appeared in the international market has high precision, and some manufacturers have produced a new generation of products with computer vision correction.
The market for computerized quilting machines is constantly expanding. In fact, these products are still very young. The real market application is only a matter of more than a decade, and its market space is still very large. At the same time, its technological upgrading and development are also expected to be quite fast. The future development direction of computerized quilting machine will be special quilting machine and special quilting embroidery machine, or to realize intelligent, complete set of assembly lines that complete the processes of opening, feeding, filling, finishing and trimming at one time. In addition, the computer quilting machine and computer quilting embroidery machine will also be combined with the remote control of the production process to realize the design and production automation, management information and process control intelligence of the quilting industry.
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