Molded hollow cylinder with thread and process for manufacturing same

Molded hollow cylinder with thread and process for manufacturing same

  • CN 104,010,790 A
  • Filed: 12/06/2012
  • Published: 08/27/2014
  • Est. Priority Date: 12/19/2011
  • Status: Active Application
First Claim
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1. one kind is used for manufacturing such as bolt, nut, sleeve part, pipe plug, tubular connections etc. have the method for the profiled member (1) of ring section, wherein, described profiled member (1) has the matrix (2) of hollow cylindrical, in the setting of described matrix (2) is used for holding hermetically the internal channel (3) of plug piece (4), in axial direction (X-X) is arranged in order the section (A1 of portion with difference in functionality, A2, A3, A4, A5, A6, A7, A8, A9, AZ), , be used for laying circumferential seal (5, 6), be used for directly or indirectly clamping and/or braking plug piece (4) and/or be used for support and/or guiding plug piece (4), and, described matrix (2) is with at least one internal thread and/or external screw thread (10), wherein, at least one injection port by mould will be expelled in the die cavity of described mould through plastics processing the polymer material that contains fiber (F), after this polymer material solidifies, by described profiled member (1) demoulding from described mould, it is characterized in that, place described circumferential seal (5 by being positioned to be not used in, 6) or clamping and/or brake the section (A1 of portion of described plug piece (4), A2, A3, A5, A7, or the section (A1 of portion A8), A2, A3, A4, A5, A6, A7, A8, A9, AZ) region (14, 15) injection port in, to described die cavity, inject radially outwardly from described internal channel (3).

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