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US 10,363,597 B2Granted
R-θ table apparatus and processing apparatus of internal thread
AssigneeM.H. Center Limited
InventorsSusumu Aoyama, Tsuyoshi Aoyama
Life of this patent
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Abstract
There is provided an R-θ table apparatus which freely movies one table on a plane in the forward-and-rearward and leftward-and-rightward directions and in the rotational direction. The R-θ table apparatus changes a horizontal distance between a center line of a main axis of a driving apparatus and the action point by elevating an elevating base, and a table is moved to an arbitrary position without rotating along a guide member.
Claims5
An R-θ table apparatus comprising:
- a table which is provided with at least one through hole having a bearing;
- a guide member which holds the table to be horizontally freely movable;
- a driving apparatus which is provided with at least one action axis obliquely inserted into the bearing, and drives the action axis to be freely rotated and stopped;
- an elevating base which elevates the driving apparatus;
- an elevating apparatus which elevates the elevating base, and changes a position of an action point at which the action axis and the bearing are engaged with each other;
- and
- a base which is provided with a post that guides the elevating base and the guide member, and mounts the elevating apparatus,
- wherein a horizontal distance between a center line of a main axis of the driving apparatus and the action point is changed by elevating the elevating base, and the table is moved to an arbitrary position without rotating along the guide member.
5 more elements
Dependencies are inferred from the claim text.