Paper-making process - the precondition and further development trend of economic processing

The process of prepress and printing has developed rapidly and continues. The rhythm of process innovation continues to accelerate. The printing equipment of yesterday was continuously replaced by more advanced equipment with better quality and higher productivity. Can process and cut 15000 copies or more of prints per hour. Increasing print productivity means that more material needs to be handled and handled. Polar has kept pace with the development from the very beginning - from the constant modernization of the paper cutter to the latest integrated computer controlled cutting machine. In addition, Polar also recommended a smooth production process, using a material processing peripheral system. At the last Drupa 2000 exhibition, Polar launched a new set of products. They are both complementary to existing equipment and also serve large-scale label production including complementary products that improve the performance of high-profile production equipment. Polar's products include the following equipment: 1. The crucible paper cutter, from the smallest Polar 66 t to 176, which is a width from 66 cm to 176 cm. 2. Peripheral equipment used for material handling Paper lifter paper roll elevator Paper picking machine Hickey equipment Buffer stacking equipment Automatic loading and unloading of paper loading and unloading equipment Transport system 3, Complete paper cutting system Full cut consisting of the above components Paper System Various trademark label systems: Including in-line conveyors, die-cuters, cutting, die-cutting, and strapping equipment. Pile Turners Stacking equipment. Stack turning machines. In general, cutting is a simple working process, but with industrialization As a result of the tremendous progress in the field of paper processing in the printing industry, the traditional process has also undergone tremendous changes. Printing opportunities and bookbinding machines have gone through several generations of stacking from tape-controlled cutters to the latest microcomputer-controlled cutting systems. Research and development have resulted in new cutters and cutting system equipment with high cutting accuracy, strong cutting capacity and high throughput. In just a few years, there have been cutting machines with color display, full image operation guidance, visual processing and computer-assisted cutting of external programming and editing of production data. The purpose of all these improvements is always to make the cutting process more economical. The result is higher production per process and shorter lead times. Here are some important aspects of the cutting process. 1, material preparation 2, cutting process 3, loading paper and unloading paper 4, further processing requirements 5, requirements for employees. Explanation: 1. Cutting material preparation - Including paper inspection or quality control, including quantity quantification, and alignment of paper (centering - that is, through the regular process of gripping). 2, the cutting process process - including the actual cutting operation, the programming operation method can be completed manually, automatically or can also be carried out at other work stations away from cutting. In addition, it also includes automatic programming of the machine room, which can be supplemented with a help plan for material handling on the machine cutter table or paper cutter. The necessary choice of machine cutters depends on the requirements of the specific cutting job process. It is becoming more and more important to reduce the waste of cutting under the conditions of industrialized high-scale production. 3, Cutter loading and unloading capacity. The process can be manual or automated. Depending on the volume of the material, the paper can be loaded on the table through the front or back side of the cutter cutter. Depending on the required work flow, paper can be discharged on the left or right side of the machine cutter. 4. Requirements for further processing Cutting paper is not always the final stage. Often, materials are transported to another place for further processing. The cutter can therefore be linked to the next station to shorten the entire production cycle. 5. Requirement for Employees Choosing who works next to the paper cutter is very important for productivity and efficiency. Many people cannot ensure maximum production. The important thing is how to arrange a person who has knowledge and ability, and is equipped with a combination of appropriate equipment and suitable equipment. After focusing on these cutting processes, the following prerequisites for efficient cutting are easy to understand: 1. High-performance paper cutter 2, cutter-oriented options for application orientation 3, high-quality cutting Cutting tool (knife and good grinding knife device). 4, suitable processing equipment (peripheral equipment) 5, good preparation of materials before cutting 6, arrange qualified personnel in the material handling positions. Due to the special structure of the printing industry, the size, production line, and printing process of the printing company are all different and other characteristics. The paper cutting machine manufacturers must provide various grades of paper cutters with different levels of automation. . There are two Polar cutters with very special electronic controls available in two models, available in 7 sizes. They all use a dedicated electronic control system to meet the needs of various art and graphic printing industries. The corresponding cutting lengths of the Polar cutters are 66, 78, 92, 115, 137, 155 or or 176 cm. The models of the cutters are Polar E and Polar ED. The Polar E-Eltromat is the basic model for general cutting operations. It is programmable, has 128KB of storage capacity, and is approximately equivalent to approximately 12000 cutting positions. This type of machine is equipped with automatic programming and the most important function of arranging the automatic working sequence. This type of machine has the most important function of automatic programming and automatic execution of the working program. It also has a simple text input function that can record the customer's name and the user's description of their own name and process job description. The Polar ED-Eltromat Dialog is the most exclusive of the series and represents the future of cutting technology. It can meet the challenging cutting process and programming requirements. The Modes ED model is a paper cutter specially designed for professional and special designed printers. It can eliminate all possible problems and work without difficulty. It has a wider range of options for a variety of special applications. It is like a text keyboard with an integrated integrated circuit that allows the operator to enter job descriptions and other process specifications and related production information. At the same time, the ED was designed to be designed as a control center for a computer-controlled cutting system. All modern Polar cutter cutters, from the most basic standard models to the highest models, have the following outstanding technical and operational features: Easy to operate: The control panel is placed at a convenient height for the operator to operate, the flat key input system Completely dust and splash proof. Even difficult programs can be quickly recorded and recorded because the arrangement of the controls is logical and the symbols are easy to understand. All Polar cutter cutters can speak in a variety of languages, including Chinese, and talk to machine cutters. They can display all cutting programs with various information such as command data, material handling information, clamping pressure pressure, knife angle, operation mode adopted according to the purpose of use, and usage hints. The modern cutter cutter contains the following technical features: * High resolution 10. The 4" LCD display signal quality allows the process to be visualized efficiently. With the help of the modular module programming system or the external Polar Compucut software sb device, the page layout on the printed sheet to be trimmed will be imaged on paper. The arrangement is automatically generated on the paper cutter.* The high-accuracy measurement and positioning system consists of a direct pulse generator, a frequency-controlled drive motor, and a high-precision shaft with a universal ball bearing, as well as a backgauge. The accurate linear guide system of the backgauge service The pulse generator is directly and firmly connected to the rotary axis and this element transmits the measurement data as an electric signal to the LCD liquid crystal display diode, and the cutting position is displayed with an accuracy of 1/100 mm. Rear-gear drive: The frequency of the drive motor with automatic braking and adjustable acceleration/deceleration enables the maximum reversing speed to reach 30 cm/s.Pressure clamping pressure according to pressure indication, at working height, can be applied to any The type of cutting material is subjected to rapid hydraulic stepless adjustment. This function uses a hydraulic continuously variable transmission mode. In fact, the pressure level of different kinds of paper can be quickly adjusted according to the precise pressure level.Polar's paper clamping pressure range is wide, the minimum pressure is extremely low, in order to handle the extremely fragile paper correctly.For example, the minimum pressure of Polar 115 To be very flexible from 150 kg, the maximum pressure is adjusted to 4500 kg. Knife drive: The drive system of the knife is solid and strong, it is safe and it needs little maintenance.The worm gear runs in the oil tank.The hydraulic clutch: It will drive all The force is transmitted to the blade, and in fact, the clutch is basically not worn out.Self-diagnosis system: Continuous monitoring of all functions of the machine paper cutter, any errors or abnormalities, there will be a signal immediately, clearly written The display, so that it can be eliminated as quickly as possible, even with a single phone call.In addition to the various standard features, Polar offers many ways to solve specific cutting applications Polar Autotrim is the world's first high-speed paper cutting machine , can automatically eliminate waste, can automatically pick up small cutting products on the support table support board Together, Autorim is the most efficient advancement in high-speed cutters since the computer-controlled cutting machine has its advantages: the operator does not need to manually remove the carry-over waste when cutting, and cuts out. After the scrap has appeared, the desktop can remove the waste by opening the front table of the machine paper cutter.This function is optional to increase the output by up to 30%.Autotrim has the following functions:1. Position 2. In the cutting cycle: rely on the program to open the front table table, the scraper moves up, scrape scraped into the waste box or sucked through the suction duct into the 3, the back-barrier will be to be cut before the material Pushed to the front desk table or auxiliary table support board 4. The cutting machine has been ready for the next cut, and the material has been placed on the supporting workbench support board. Swing back gauges, tilt type back gauges and Fixomat have a variety of special options to support operator's high precision cutting. They can align the printed image translation with the cutting line, compensate for tangible or less cuts, or simulate the imitation of the paper on the registration point marked on the printing press and the registration machine. Tooth Claw Loading System This optional accessory is attached to the rear table of the machine paper cutter. It is from the paper cutter, the paper loading desk, the air pressure platen or On other equipment, multiple stacks of paper are lifted and placed on the rear table of the rear table of the paper cutter, provided that a retractable side gauge. The fangs grippers can hold the paper tightly and precisely place a certain number of sheets of paper accurately on the paper cutter. Optional Accessories Option Downholder Limiter/Fixomat Limiter The downholder The fixed down device This press down device can smooth the curled paper stack or some other difficult materials such as plastic film, and the excellent code is put neatly in the back block. Regulations. Such as: curled pile of paper or plastic film on the back gauge "not obedient" material. Automatically clamping the paper pressure adjustment device This option on a very efficient high-speed paper cutter automatically adjusts the paper clamping pressure. (Today, this work is done manually) at the long end At the short end, computer programming can automatically adjust and compensate for pressure as needed. Electronic probe: According to the number of paper and the cutting length, any suitable cutting pressure will automatically adjust to the appropriate clamping pressure. A specific material only needs to be clamped for a single press. Advantages: Constant high cutting quality, no damage to the material, extended knife life. In front of the cutter, the down holder The patented cutter of the latest patented design can be used as a patented part on the cutting machine to prevent slippage or misalignment when trimming small products. Cutting knife: Logically speaking, modern cutting knife, no doubt, is a requirement

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