Round cutter box capable of having disc cutter replaced bidirectionally
A technology of disc-shaped hobs and circular knives, applied in mining equipment, earthwork drilling, tunnels, etc., can solve the problems of reducing the overall strength of the cutterhead, affecting the overall structure of the cutterhead, cracking of welds, etc., and shortening downtime , The overall structure design is reasonable, the effect of avoiding stress concentration
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[0023] The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
[0024] See Figure 1-Figure 4 , A circular tool box capable of bidirectional replacement of disc-shaped hobs, comprising a cylindrical ring-shaped tool box box fixed on the cutter head and two symmetrical rollers arranged inside the tool box box The cutter shaft fastening unit, the hob shaft fastening unit includes a load-bearing guide bar fixed on the inner wall of the cutter box box, and a limit fixed on the inner wall of the tool box box and set corresponding to a certain angle with the load-bearing guide bar. Positioning guide bar, and wedge-shaped compression block, wedge-shaped tensioning block, tension bolt, anti-loosening washer and two nuts matched and arranged between the load-bearing guide bar and the limit guide bar, the load-bearing guide bar faces the limit One side of the guide bar is provided with a stepped bearing platform, th...
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