US 5,495,702 AGranted

Medical powder filling machine

OwnerHsienli Koinventor

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Abstract

This invention relates to a medical powder filling machine, especially a medical powder filling machine which can control the filling amount of powder by means of a non-step speed mechanism, the powder hopper mouth of the medical powder filling machine being controlled by a limit switch, the limit switch would start a motor to make the powder in the powder hopper to be filled into medical capsules when the powder hopper covering the whole medical capsule dish so as to get the same amount of medical powder in each medical capsule, furthermore the medical powder filling machine having an automatic powder filler which can fill the powder into a mold cavity of the medical capsule dish accurately by means of an intermittent movement of the medical capsule dish, in addition, the rotation speed of the powder filler and the stirrer for powder hopper being controlled by a control box, and the medicine dish motor being controlled by a non-step speed motor so as to avoid complex gear assembly.

Claims4

Dependent claims

A medical powder filling machine comprising a machine frame, a medicine dish motor, a medical capsule dish motor, a stirring motor, a control box, a powder hopper with a powder filling assembly having a mouth and an automatic medical capsule slotter, the medical powder filling machine characterized in that:

said medical capsule dish motor drives a side shaft by means of gears, said side shaft being fitted with a cam the circumference of said cam having a screw groove containing a ratchet pawl, as the cam rotates said ratchet pawl swings to drive a ratchet in an intermittent movement;
the ratchet being attached to the bottom of a rotating shaft, a medical capsule dish with a mold cavity therein rests on the top of said rotating shaft and rotates with it, said medical capsule dish rotates intermittently when the cam rotates;
a connecting link hinged to the side of the cam and connected to said automatic capsule slotter;
the automatic capsule slotter inserts the medical capsules into the mold cavity of said medical capsule dish accurately by means of the intermittent rotation of the medical capsule dish the medical capsule dish containing the capsules is placed in the medicine dish and filled through the powder hopper.

1 more element

Dependencies are inferred from the claim text.