Electric-hydraulic proportional opening device for air jet loom and control method
A technology of an air jet loom and an opening device, which is applied to the control of the above opening device and the field of electro-hydraulic proportional opening device, can solve the problems of being unable to adapt to the production requirements of small batches and multiple varieties, and achieve the improvement of labor productivity, reduction of weaving costs, The effect of improving performance
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[0027] The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0028] The present invention is applicable to the electro-hydraulic proportional opening device of the air-jet loom, and its structure is as follows figure 1 As shown, it includes multiple pages of heald frames 4 arranged in parallel, the bottom of each page of heald frames 4 is connected with the lifting drive connecting rod 5 through the connecting rod, the lifting driving connecting rod 5 is connected with the servo cylinder through the connecting rod, and the servo cylinder 3 passes through the oil The pipeline is connected with the proportional servo valve 2, and the proportional servo valve 2, the power amplifier device and the computer 1 are sequentially connected through a circuit.
[0029] The proportional servo valve 2 is provided with a reversing control valve and a speed regulating function for controlling the speed change of the ...
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