Composite connection high-strength cutter box and forming method
The invention belongs to the technical field of tunnel boring machines. A composite connection high-strength tool box comprises outer tool aprons, inner tool aprons and a connecting plate, U-shaped assembling grooves are formed in the outer tool aprons, and openings of the two outer tool aprons are...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention belongs to the technical field of tunnel boring machines. A composite connection high-strength tool box comprises outer tool aprons, inner tool aprons and a connecting plate, U-shaped assembling grooves are formed in the outer tool aprons, and openings of the two outer tool aprons are oppositely arranged; inner tool aprons are arranged on the inner sides of the two outer tool aprons, the inner tool aprons are arranged in the assembling grooves in a matched and attached mode, the attached faces between the inner tool aprons and the outer tool aprons are bonded through adhesives, and a plurality of weld joint connecting areas are arranged between the inner tool aprons in the circumferential direction and the outer tool aprons. The two outer tool aprons are welded and fixed through two connecting plates; the binding face of the back of the inner tool apron comprises a rear binding face located in the middle and side binding faces located on the two sides of the rear binding face. And at least one o |
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