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US 2004/0163933 A1Published application
Conveying apparatus
AssigneeKey Technology, Inc.
InventorPeter T. Jones
Life of this patent
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Abstract
A conveying apparatus is disclosed and which includes a supporting frame; an article transporting bed which is oriented in spaced relation relative to the supporting frame; a plurality of resilient supports mounted on both the supporting frame and the article transporting bed and which supports the article transporting bed in spaced relation relative to the supporting frame; and a drive assembly borne by the supporting frame and which provides an oscillating force having a plurality of components and which causes the article transporting bed to move reciprocally, and wherein the drive assembly amplifies the components of the oscillating force which are at a given angle relative to the resilient supports.
Claims44
A conveying apparatus comprising:
- a supporting frame;
- an article transporting bed which is oriented in spaced relation relative to the supporting frame;
- a plurality of resilient supports mounted on both the supporting frame and the article transporting bed and which supports the article transporting bed in spaced relation relative to the supporting frame;
- and
- a drive assembly borne by the supporting frame and which provides an oscillating force having a plurality of components and which causes the article transporting bed to move reciprocally, and wherein the drive assembly amplifies the components of the oscillating force which are at a given angle relative to the resilient supports.
2 more elements
A conveying apparatus, comprising:
- a supporting frame;
- an article transporting bed which is oriented in spaced relation relative to the supporting frame;
- a plurality of beam springs mounted on the supporting frame and extending between the supporting frame and the article transporting bed to moveably support the article transporting bed in spaced relation relative to the supporting frame;
- a drive assembly borne by the supporting frame and which has a motor which rotates an eccentric mass and which further generates an oscillating force having a plurality of components, and wherein at least one of the components of the oscillating force is directed along a line which passes through the bed, and wherein the drive assembly further has at least one adjustable spring mounted on the drive assembly and which extends between drive assembly and the supporting frame, and wherein the drive assembly causes the article transporting bed to have a variable stroke;
- and
- a controller coupled in controlling relation relative to the motor and the adjustable spring and which adjusts the variable stroke of the article transporting bed.
3 more elements
A conveying apparatus, comprising:
- a supporting frame;
- an article transporting bed which is oriented in spaced relation relative to the supporting frame;
- a plurality of first beam springs mounted on the supporting frame and extending between the supporting frame and the article transporting bed to moveably support the article transporting bed in spaced relation relative to the supporting frame;
- a drive assembly mounted on the supporting frame and which has a plurality of second beam springs each having a first end which is mounted on the supporting frame, and an opposite second end, and a variable speed motor mounted on the second end of the second beam springs, and wherein the motor rotates an eccentric mass to generate an oscillating force which is transmitted along a line of force which passes through the article transporting bed to cause the article transporting bed to reciprocate and have a predetermined stroke;
- a sensor borne by the conveying apparatus and which is configured to sense the stroke of the article transporting bed and transmit an output signal which substantially reflects the stroke of the article transporting bed;
- and
- a controller coupled in signal receiving relation relative to the sensor, and in speed controlling relation relative to the motor, and wherein the controller adjusts the speed of the motor based upon the output signal received from the sensor to substantially inhibit the article transporting bed from exceeding the predetermined stroke.
4 more elements
A conveying apparatus, comprising:
- a supporting frame;
- an article transporting bed which is oriented in spaced relation relative to the supporting frame;
- a plurality of beam springs mounted on the supporting frame and extending between the supporting frame and the article transporting bed to moveably support the article transporting bed in spaced relation relative to the supporting frame;
- a drive frame moveably borne by the supporting frame and having opposite first and second ends;
- a motor mounted on the first end of the drive frame and which has a variable speed of operation, and which further rotates an eccentric mass to generate an oscillating force having a plurality of components, an amplitude, and a frequency;
- a drive mass mounted on the second end of the drive frame, and disposed in spaced relation relative to the motor, and wherein the oscillating force imparts reciprocal movement to the drive frame and drive mass, and wherein the reciprocal movement of the drive frame and drive mass has a resonance which amplifies the oscillating force, and wherein the amplified oscillating force imparts a vibrational resonance to the article transporting bed;
- and
- an adjustable spring mounted on the supporting frame and extending to the drive frame and which operates to variably adjust the oscillating force generated by the motor.
5 more elements
A conveying apparatus, comprising:
- a supporting frame;
- an article transporting bed which is oriented in spaced relation relative to the supporting frame;
- a plurality of first beam springs mounted on the supporting frame and extending to the article transporting bed, and which moveably support the article transporting bed in spaced relation relative to the supporting frame;
- a plurality of second leaf springs each having a first end which is mounted on the supporting frame, and a distal second end, and wherein the second plurality of leaf springs are disposed in spaced relation, one relative to the other, and further the second plurality of leaf springs are oriented in substantially parallel spaced relation relative to the plurality of first beam springs;
- a drive mass borne on the second end of second beam springs and which has first weight;
- a drive motor juxtaposed relative to the drive mass and mounted on the second end of the second beam springs;
- an eccentric mass rotatably mounted on the motor and which generates an oscillating force which is directed along a line of force which passes through the article transporting bed, and wherein the oscillating force causes the article transporting bed to move reciprocally, and have a predetermined stroke;
- a plurality of sensors borne by the conveying apparatus and which are configured to generate individual output signals which represent a vibrational resonance rate of the supporting frame, article transporting bed, and the drive motor;
- and
- a controller coupled in signal receiving relation relative to the sensors and in speed controlling relation relative to the motor, and wherein the controller adjustably controls the speed of the motor to substantially prevent the article transporting bed from exceeding the predetermined stroke.
7 more elements
A conveying apparatus as claimed in claim 43, and wherein the article transporting bed, and the plurality of first beam springs have a combined vibrational resonance point, and wherein the oscillating force generated by the motor, and which is directed along the line of force has a maximum value which approximates the combined resonance point.
A conveying apparatus as claimed in claim 44, and wherein the controller increases or decreases the speed of the motor in substantially equal predetermined increments.
Dependencies are inferred from the claim text.