Dead weight Rockwell hardness machine adopting screw type weight gradation loading technology
A technology of graded loading and Rockwell hardness, applied in the direction of testing material hardness, analyzing materials, strength characteristics, etc., can solve the problems of rare Rockwell hardness standard machine, large friction force of lifting spindle, low work efficiency, etc., to achieve Meet the requirements of value transfer and traceability, improve measurement accuracy and prolong service life
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[0029] A static weight Rockwell hardness machine adopting spiral weight staged loading technology, such as figure 1 As shown, it mainly includes a main shaft, a frame, an upper hanger, a lower hanger, weights, a guide mechanism, a test force drive and a spiral weight loading device.
[0030] Such as figure 2 As shown, the spiral weight loading device includes: a sleeve 1, a fan-shaped support block 2, a screw mechanism drive 3, a strong induction magnet 4, a zero sensor 5 and a displacement sensor 6;
[0031] The 6 fan-shaped brackets are fixedly installed on the sleeve, and the fan-shaped brackets are located under the weight, contact with the weight, and support the weight of the weight; the sleeve is set on the cylinder of the hardness tester; the screw mechanism is used for driving It is used to control the rotation of the sleeve; 6 powerful magnets are evenly distributed at the bottom of the sleeve for the induction of the main load position sensor, and another strong m...
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