Tài liệu về máy cắt vải ngành may Cutting Machines - Methods of Fabric Cutting

[...]... as lower lay of relatively few plies  Not suitable for large production  Possibility of accident is high  Difficult to cut small components  Needs skilled operators Future of ply cutting • Flexible software control of cut speed and • knife-speed to increase throughput • Software screens and manuals available in • many languages • Metric and Imperial data capabilities • State -of- the-art embedded... network-compatible  Easy-to-use graphical user interface (GUI)  Sophisticated cut data file handling  Modify notch and cutter parameter prevention  Preview piece cutting sequence  Display cut pieces as cutting progresses  Continuous display of operating parameters: Vacuum level, cut speed, etc  Pre-loaded with library of expert setup files  providing initial Knowledge-Base  Storage of cutting. .. quality, readily available, off-the-shelf components, guarantees maximum  Advantages of laser cutting over mechanical cutting include easier workholding and reduced contamination of workpiece  Precision may be better, since the laser beam does not wear during the process  There is also a reduced chance of warping the material that is being cut, as laser systems have a small heat-affected zone  Some... waterjet cutting does not produce any dust or particles that are harmful if inhaled The kerf width in waterjet cutting is very small, and very little material is wasted Disadvantages of water jet cutting machine: One of the main disadvantages of water jet cutting is that a limited number of materials can be cut economically While it is possible to cut tool steels, and other hard materials, the cutting. ..Advantages to Waterjet Cutting Waterjet cutting has many applications, and there are many reasons why waterjet cutting is preferable over other cutting methods Listed below are several advantages, along with a brief explanation In waterjet cutting, there is no heat generated This is especially useful for cutting tool steel and other metals where excessive heat may change the properties of the material Unlike... Repeatability + /- 0.004" (0.1 mm), (+ /- 0.001" optional) Cutting zone (W X L) 70" (1.8 m) x 52" (1.3 m)  Very safe, totally enclosed cutting area with safety interlocks  PC Windows based, user friendly, interactive operation with a click of the mouse  Compatible with most CAD/CAM software (HPGL, Gerber cut file, DXF etc.)  The conveyor is composed of proprietary lattice surface which allows for cutting. .. power 5 The circular knife is driven by 100 0-3 500 r.p.m 6 Blade edges7 Waved edge 8 Toothed edge 9 Circular edge Advantages of Round Knife cutting machine  Suitable for cut single ply as well as multilayer also (say 2 0-3 0 layers)  Suitable for small scale cutting  Easy to operate  Suitable to cut the larger parts of garments Disadvantages of Round knife cutting machine  Not suitable for curved... round knife cutting machines are measured The most popular standard round knife cutter in production today, with a myriad of blade sizes, motor and standard configurations, the Eastman 548 is in most industry cutting rooms 1 Elements of round knife area) A base plate b) A handle for the cutter to direct blade c) A circular blade rotating so that the rotating edge cuts downwards into the fabric d) An... greater the blade movement , the faster the blade cuts the fabric & the more rapidly The operate can be easily & push the Machine Mainly used for mass production of slow chang items Dies having the exact shape of the garment pieces Some dies are sued over a long period TECHNICAL SPECIFICATIONS OF LASER CUTTING MACHINE • • • • • • • • • • Cutting Speed Up to 90 in/s, 5400 in/min, (2.3 m/s) Rapid... impossible to cut by more traditional means  The main disadvantage of laser cutting is the high power consumption  Industrial laser efficiency may range from 5% to 15%  This will depend on type of laser and how well the laser is matched to the work at hand  Depth micrometer: “Mitutoyo” make  Range: 0 – 25mm with least count of 0.01mm  Cutting angle: 45º  Paint: Powder coated  Power : 230 Volts, . fulfilled- Precision (Exactness) of cut. Clean edges. Un fused edges. Support of the lay. Consistent cutting There are mainly three types of cutting technique- 1.Completely by manual-Hand operated. software control of cut speed and • knife-speed to increase throughput • Software screens and manuals available in • many languages • Metric and Imperial data capabilities • State -of- the-art. help of templates(markers).Generally the marker is applied (drawn, traced, sprayed, clipped, pinned) to the top ply of a lay. Objectives of cutting: The objectives of cutting is to separate fabric