Helical gear heading mold
A helical gear and upsetting technology, which is applied in the manufacture of tools, wheels, forging/pressing/hammering machinery, etc., can solve the problems of high manufacturing cost of helical gears, long processing cycle of helical gears, low processing efficiency, etc.
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[0010] like figure 1 As shown, the helical gear upsetting mold of the present invention is composed of an upper die and a lower die, and the upper die includes an upper die cover 2 and a punch 3, and the punch 3 is movable up and down in the inner hole of the upper die cover 2, punching The top of the head 3 is provided with a push rod 1; the lower mold includes a lower mold cover and a rotary mold body 7, the lower mold cover is screwed by an upper sleeve 6 and a lower sleeve 10, and the rotary mold body 7 passes through the upper The plane bearing 5 and the lower plane bearing 8 are rotatably arranged in the inner cavity of the lower mold sleeve, the upper end surface of the upper plane bearing 5 is supported on the end surface of the inner hole of the upper sleeve 6, and the lower end surface of the lower plane bearing 8 is supported on the pad mold 9, The cushion mold 9 is fixed in the upper mold sleeve when the upper and lower sleeves are screwed tightly, and the middle o...
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