Cycloidal screw tooth form of large flow double screw pump
A twin-screw pump, high flow technology, used in pumps, rotary piston pumps, rotary piston machines, etc., can solve problems such as inconvenience in processing, and achieve the effects of high pressure, increased helix angle, and high rigidity
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[0015] The shape of the radial cross-section of the screw, the addendum circle curve is an isolated circle, the root circle curve on the opposite side of the addendum circle is an isolated circle, the pitch circle curve on the middle side of the addendum circle and the root circle is an isolated line , The end point of the solitary line of the addendum circle and the end point of the solitary line of the tooth root are composed of an extended cycloid, and the other end of the solitary line of the tooth root circle and an end of the solitary line of the pitch circle are composed of an extended cycloid. The other end of the line and the other end of the pitch circle solitary line are composed of an epicycloid; the number of screw heads n≥1, and the length of the screw is greater than the length of two pitches.
[0016] The present invention will be described in detail below with reference to the drawings.
[0017] Such as figure 1 , figure 2 As shown, the shape of the radial cross...
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