2013年9月15日星期日

used alloy blades need to pay attention to what matters

 must be carefully read before using manual cutting machine and packaging items mentioned on the cover.
2, according to the choice of materials to be cut blade varieties, and check blades for cracks, distortions, lost stone polishing pads  teeth, do not use if damaged blade.
3, be sure to use a good cutter blade casing mounted guard, and wear face masks or protective eye.
4, the blade cutting machine please check before installation whether spindle runout, when the blade mounting flange and nut set with tight after installation and people must be the center hole of the blade is firmly fixed on the flange, according to Taiwan, a gasket must be good washer buying gently pushed manually rotating blade confirm whether the eccentric shaking.
5, after installing alloy saw before use preroll one minute, until the machine into operation only when the cutting operation.
6, the non-automatic cutting operation, you must gently normal operation of the saw blade enters the material, Forced hard pushed hard prohibited. And to prohibit reverse prohibit suddenly saw parked in the middle of the cut material, or cause jagged off, saw body deformation, prone to danger.
7, the use of abnormal sound heard and saw abnormal shaking or section does not usually stop the job and find the  metal grinding wheel reason for the exception, the timely replacement blades.
8, after cutting please wipe rust oil to prevent blade rust due to long periods of use.
9, insert the blade perpendicular to the tool holder to hang in a dry, avoid wet areas. Do not place the blade flat on the ground, otherwise easily lead to blade deformation. Do not directly stacked multi-chip saw blade shall be spaced packaging to avoid jagged collision should gently.
10, when the blade is not sharp  serrated grinding again, not easy to damage teeth grinding time original angle affect cutting accuracy and shorten the life of saw blade. First, how to choose the right blade?
1, the basic data: ① machine spindle speed, ② workpiece thickness, and texture, ③ saw blade diameter size and pore size (shaft);
2, selected on the basis: the number of revolutions of the spindle and intends to match the blade diameter calculation, cutting speed: V = π × diameter D × revolutions N/60 (m / s) is generally reasonable cutting speed 60-90 m / sec,
Specific recommendations:
Material Cutting Speed
Cork 60-90 (m / s)
Hardwood 50-70 (m / s)
Particleboard, plywood 60-80 (m / s)
Cutting speed is too large, machine vibration, voice large, reduce the stability of the blade, the processing quality decreased, the cutting speed is too small, the production efficiency is lowered. The same feed rate, cutting the amount of increase per tooth, affecting the processing quality and life of the saw blade. Because blade diameter D and the spindle speed N is a power function, in practice, a reasonable increase speed and reduce the saw blade diameter is most economical.
3, quality bid:
As the saying goes: "not good goods cheaper, better goods are not cheap", on the other commodities that may true, but I am afraid that the tool tool is not at all clear; key is to match. On the job site of many factors: cutting objects such as equipment, quality requirements, quality of personnel and so on. Comprehensive assessment, sensible manner, the best use, just right, in order to save money, reduce costs, participation in the  turbo blades competition in the industry. This depends on the mastery of professional knowledge and understanding of information of similar products.
Second, the proper use of:
In order to play its best performance blade must be strictly in accordance with the standard use;
1, blades of different sizes and uses, the design of the head and the base form angles differ by their corresponding possible occasions;
2, the device spindle and plywood size and shape and position accuracy effects have a significant impact on the use, installation and adjustment to be checked before the blade. Especially for plywood blade contact surface with the impact caused by the clamping force to slip displacement factors must be excluded;
3, pay attention to the work of the blade, an exception occurs, such as vibration, my voice, machined surface material moving situation, you must promptly stop adjustment, and timely grinding, maintaining peak interest;
4, grinding blade must not change its original angle, to avoid sudden thermal quench local head, the best professional grinding
5, temporarily without the saw blade to vertical hanging, avoid prolonged flat, the matter should not heap pressure on it, head office to be protected, not allowed to collide.

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