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JP4689814B2 |
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JP4666936B2 |
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JP4659192B2 |
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JP2011042014A |
To maintain the workpiece quality by preventing the occurrence of variations in machining accuracy among workpieces, while preventing deterioration in machining the accuracy of a part of workpieces, in a rotation indexing table in which ...
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JP4644476B2 |
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JP4643796B2 |
In a C-axis driving system for machine tools including a worm wheel mounted on a spindle rotatably supported by a headstock, a worm shaft with a worm formed therein directed perpendicular to an axis of the spindle and placed so as to be ...
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JP4640541B2 |
A plurality of shock absorbers 14 are disposed in parallel to each other in different positions on the left and right in a slide table 13 with push rods 14a for expanding and contracting projecting outside from opposite end faces of the ...
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JP4634577B2 |
A housing (21) which comprises an input shaft (22) and a second output shaft rotatably supported in a housing (21), and a first output shaft (23) rotatably supported to be movable in the axial direction as well as the rotational directio...
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JP4634575B2 |
A cam mechanism through which torque applied to an input shaft is converted into the bi-directional rotation and reciprocating axial movement of an output shaft. Two cam elements are utilized, one consisting of a roller gear cam attached...
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JP4628012B2 |
A tilting circular table device (10) comprises: a frame (12); a tilting table (14) supported on the frame (12) so as to angularly rotate about a first axis (L1); a circular table (16) disposed in the tilting table (14) so as to angularly...
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JP4620507B2 |
A device for positioning an object (40) in an opening (3) of a frame (2) in a predetermined position with respect to a plane extending in the direction of the plane of the frame (plane X-Y), wherein the object (40) comprises a first sphe...
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JP2010280034A |
To provide a rotary table device capable of adjusting a backlash amount according to the rotation speed of a rotary table.The rotary table device 11 includes the rotary table 13; a worm wheel 14 integrally rotated with the rotary table; ...
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JP4590244B2 |
A small-sized, lightweight rotary table apparatus is provided. The rotary table apparatus has: a support rest for rotatably supporting a rotary table; and a base for turnably supporting, in a cantilever fashion, the support rest by a sha...
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JP4592144B2 |
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JP4585386B2 |
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JP4585096B2 |
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JP4576033B2 |
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JP2010240822A |
To provide a dividing table device of simple structure saved in space, restricted in costs, having a high backlash eliminating effect and capable of accurately dividing. This dividing table device 100 includes: a universal bearing 6 supp...
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JP4560235B2 |
A table system with angular position control means is disclosed in which an object supported on a table can be moved accurately over a tiny angle in circular direction to any desired position. The table(2) is supported on a bed(1) for ro...
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JP2010221394A |
To provide a clamp device capable of obtaining a high clamping force or high holding moment by a simple structure, and a clamp element used for the clamp device.The clamp element 4 has an inner cylinder 5 for enclosing a spindle 3 to be ...
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JP4559161B2 |
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JP4550196B2 |
The coupling system has two couplings (1,20) and a system to clamp them together. The first coupling (1) has at least three projecting pins (5) and the other coupling (20) has at least three corresponding grooves (24). The reference surf...
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JP4542761B2 |
A clamping device for clamping a rotatably supported shaft, is provided with a thin-walled sleeve arranged such that a gap is provided along a circumferential direction of the shaft. The clamping device clamps the shaft by deforming the ...
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JP4540344B2 |
A production system for manufacturing a workpiece comprises an index system including a plurality of index devices removably mounted on the workpiece at known longitudinally spaced locations therealong, and a longitudinally extending ind...
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JP4538292B2 |
An inclining and rotating table apparatus (1) is provided with: a rotary table device (10) having a driven rotating shaft (44) driven to rotate by a first drive source, and a rotary table (10) driven to rotate by the driven rotating shaf...
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JP4503009B2 |
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JP4474130B2 |
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JP4472042B2 |
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JP2010052095A |
To provide a numerically controlled lathe capable of easily performing correction that suppresses the deviation of an indexing angle of a main spindle.The numerically controlled lathe includes: a first drive transmission element 40 dispo...
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JP4422187B2 |
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JP2010023207A |
To provide a turret dividing device capable of performing dividing by rotating a turret head for retaining a tool by a simple constitution, attaining rotation driving of the tool on the turret, and further feeding a lubricant to a gear m...
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JP4405764B2 |
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JP4357843B2 |
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JP4358560B2 |
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JP4357354B2 |
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JP2009248230A |
To provide an indexing table apparatus which is enhanced in table rigidity by eliminating a portion for cantilever-supporting the load of the table and which can therefore significantly reduce the deformation of the table due to the load...
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JP2009233791A |
To provide a tool changer reduced in the wear of parts and noise.This tool changer includes a spindle device 10 rotatably supporting a spindle 11 to which a tool is attached, a column 5 supporting the spindle device 10 so as to be liftab...
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JP4345039B2 |
A cylindrical stopper for determining a stop position of a workpiece by a contact portion at a tip end of the stopper is mounted to a workpiece transferring device such that the stop position of the workpiece can be adjusted by forward a...
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JP4339560B2 |
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JP4339440B2 |
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JP4336602B2 |
A tiltable-rotatable circular-table device for a machine tool includes a rotary-driving motor (30M) which is fixed to a tiltable table (20) and is for rotating a circular table (30) disposed above the tiltable table (20); a motor cover (...
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JP4328060B2 |
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JP4326072B2 |
An assembly for connecting a measuring tool to a measuring head moved by a measuring robot and having an output member rotating at least about one axis; the assembly having three supports located peripherally with respect to the axis and...
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JP4322492B2 |
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JP4326033B2 |
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JP4320241B2 |
An index table assembly includes a rotary table (2), a frame (1) separated from the rotary table in the direction of a rotational axis (15) of the rotary table, and first (9) and second bearings (10,16) disposed between the rotary table ...
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JP4317879B2 |
In a case where the load is not smaller than the predetermined value, the positioning is not completed even when it is determined that the movable body is moved to the position supposed to be the target position, then the movable body is...
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JP4311705B2 |
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JP2009166196A |
To efficiently drive a rotation indexing unit by decreasing a power loss accompanied by a sliding resistance, by further decreasing a size of a rotary joint included in the rotation indexing unit, and decreasing an area of a sliding face...
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JP4296343B2 |
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