Production equipment and technique for plate-strip dual-use continuous production straight-slit submerged-arc welded pipes

Production equipment and technique for plate-strip dual-use continuous production straight-slit submerged-arc welded pipes

  • CN 105,382,545 A
  • Filed: 12/11/2015
  • Published: 03/09/2016
  • Est. Priority Date: 12/11/2015
  • Status: Active Application
First Claim
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1. the production equipment of the dual-purpose continuous production straight-line joint submerged arc welding tube of strip, including the material preparing table (1) being sequentially connected, reeler (2), level(l)ing machine (3), plate shearing machine (4), edges of boards rust remover (6), edge milling machines (7), pre-bending device, shaped device, the pre- soldering equipment of joint close (11), shearing device (12), internal welding device, outer welder, the input of plate shearing machine (4) is connected with the input of edges of boards rust remover (6), it is characterised in that:

  • The automatic plate feeding machine (5) for also including connecting by transmission mechanism in the input of edges of boards rust remover (6), described shaped device is ODF forming machines, including the C forming machines (8) being connected by track with pre-bending device, the O forming machine (9) being connected with C forming machines (8) output end, the output end of O forming machine (9) is connected with Prewelding machine, described track matches for input with pre-bending device output end, the annular extrusion track that output end matches with C forming machines (8) input, the input of the annular extrusion track is with diameter greater than output end diameter, the annular extrusion track includes bending section (14) and the stopper section (15) being connected with bending section (14).

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