Automatic cold drawing process for colored metal tube and automatic cold drawing machine of colored metal tube
A technology for non-ferrous metals and pipes, applied in the direction of wire drawing dies, etc., can solve the problems of difficulty in guaranteeing the straightness quality of finished pipes, high labor intensity of operators, and difficulty in realizing automatic production, so as to facilitate heat dissipation, improve lock quality, and improve The effect of production efficiency
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[0034] The present invention will be further described below in conjunction with the accompanying drawings and embodiments. The following description is by way of example, but the protection scope of the present invention should not be limited thereto.
[0035] The automatic pipe drawing machine of the present embodiment is composed of a feeding device 1, a pinch conveying device 7, a first-level auxiliary feeding device 10, a locking device 13, a second-level auxiliary feeding device 18, a die-drawing device 19, Tube pulling device 22 and power unit 33 constitute. The automatic tube drawing machine of the present embodiment is a four-out tube drawing machine, that is, four material tubes are drawn each time (it can also be two or six or eight or more).
[0036] The feeding device 1 is composed of a frame 2 and several support rollers 3 installed on the frame 2 (the number of support rollers 3 depends on the length of the processed pipe, and the general interval is 500-1000mm) ...
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