Horizontal hydraulic extrusion reverse extrusion pressure equipment is put
The utility model discloses a horizontal hydraulic extrusion reverse extrusion pressure equipment is put, including extrusion axis, end cover, mould support, centre form, pressure transmitting medium, external mold, a sealing mechanism, the 2nd sealing mechanism, four tension posts and two baffles....
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a horizontal hydraulic extrusion reverse extrusion pressure equipment is put, including extrusion axis, end cover, mould support, centre form, pressure transmitting medium, external mold, a sealing mechanism, the 2nd sealing mechanism, four tension posts and two baffles. To treat earlier the blank of processing and place in the centre form, with centre form interference fit. Pack pressure transmitting medium in the centre form, extrusion axis pushes to the centre form from the end cover under hydraulic pump drive, and the generate pressure is greater than 500MPa's pressure field, extrusion billet behind pressure transmitting medium, and the blank is extruded at the uncovered end of centre form, forms tubular product through the calibrating strap. Compare with ordinary extrusion, the utility model discloses the product surface quality that takes shape is better, and characteristic of materials is good, can extrude the complicated polygonal tube material in cross -section, the device |
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