| Patent Number |
Title Of Patent |
Date Issued |
| 6460387 |
Punch press |
October 8, 2002 |
| A punch press includes: a press main body; an upper turret member having a workpiece detecting plate; a lower turret member; a striker; striker ascending/descending means; a carriage with a clamper for holding a workpiece in order to position the workpiece between the upper turret me |
| 6125731 |
Feeder for an industrial machine, particularly a turret punch press, and an industrial machine u |
October 3, 2000 |
| A ball screw spline shaft 41 is driven for rotation by a drive motor 53 provided at least on one end thereof. When a feeder ball nut 61 moves in response to the rotation of the ball screw spline shaft 41 from one end of the ball screw spline shaft 41 toward the other end, intermediate su |
| 6109159 |
Turret punch press |
August 29, 2000 |
| In a turret punch press (1) which rotates and indexes an upper turret (5) and a lower turret (7), positions a desired punch and die from a plurality of punches (P) and a plurality of dies (D) to a processing position (25), and performs a punching process in cooperation with the punch and |
| 6041699 |
Ram driving device and press machine using same |
March 28, 2000 |
| A ram driving device for a press machine having: a ram; a horizontal drive axle (33) rotatably provided horizontally in a frame (3) of the press machine; a motion converting mechanism (35, 63, 83) associated with the horizontal drive axle, for converting a rotational motion of the ho |
| 5882285 |
Punching tool storing and interchanging system |
March 16, 1999 |
| A punching tool storing and interchanging system of the present invention comprises a plurality of punching tool storing magazines respectively storing the multiplicity of punching tools; a stock area stocking the plurality of punching tool storing magazines at a position apart from the |
| 5862733 |
Workpiece feeding apparatus for a turret punch press |
January 26, 1999 |
| Two drive motors (9L, 9R) are provided on both sides of the ball screw (5), and the ball screw is driven by these two drive motors simultaneously. Therefore, the ball nut (17) attached to the worktable and in mesh with the ball screw (5) can be moved reciprocatingly to move and locate th |
| 5832816 |
Ram driving device and press machine using same |
November 10, 1998 |
| A ram driving device for a press machine having: a ram; a horizontal drive axle (33) rotatably provided horizontally in a frame (3) of the press machine; a motion converting mechanism (35, 63, 83) associated with the horizontal drive axle, for converting a rotational motion of the ho |
| 5810704 |
Turret punch press |
September 22, 1998 |
| The turret punch press has a body frame (3); a ram (51) for striking a punch (41) to punch out work (W) in cooperation with a die (35); an upper turret (39) rotatably mounted on the body frame and having a plurality of punches (41), any desired punch being selectively located at a punch |
| 5809829 |
Ball screw and work feeding device using same |
September 22, 1998 |
| In a work feeding device for a plate work processing machine (e.g., a turret punch press), when a ball screw (1) is rotated by a drive motor, a ball nut (103) in mesh with the ball screw and fixed to a worktable is moved in the work feeding direction. Here, the ball screw is divided into |
| 5685812 |
Turret punch press |
November 11, 1997 |
| The turret punch press has a body frame (3); a ram (51) for striking a punch (41) to punch out work (W) in cooperation with a die (35); an upper turret (39) rotatably mounted on the body frame and having a plurality of punches (41), any desired punch being selectively located at a punch |
| 5683023 |
Apparatus for separating micro-joint processed products and die used therefor |
November 4, 1997 |
| In a method of separating a product G connected to a skeleton portion S of work W via a micro joint M, from the skeleton portion, the product is separated from the skeleton portion by striking the skeleton portion in the vicinity of the micro joint to cut off the micro joint from the |
| 5616112 |
Turret punch press with die exchanging |
April 1, 1997 |
| The turret punch press has a body frame (3); a ram (51) for striking a punch (41) to punch out work (W) in cooperation with a die (35); an upper turret (39) rotatably mounted on the body frame and having a plurality of punches (41), any desired punch being selectively located at a punch |
| 5577312 |
Method of separating micro-joint processed products |
November 26, 1996 |
| In a method of separating a product G connected to a skeleton portion S of work W via a micro joint M, from the skeleton portion, the product is separated from the skeleton portion by striking the skeleton portion in the vicinity of the micro joint to cut off the micro joint from the |
| 5559413 |
Screw shaft feed mechanism and positioning control method therefor |
September 24, 1996 |
| A screw shaft feed mechanism includes a screw shaft (25) rotatably supported by a frame (19) and extending in a shaft feed direction of a work table (shaft fed base) (1); a nut member (39) rotatably supported by the work table (1) and engaged with the screw shaft (25); a screw shaft |
| 5545116 |
Turret punch press |
August 13, 1996 |
| In a turret punch press 1 provided with an upper rotatable turret 5 having a plurality of punches P and a lower rotatable turret 7 having a plurality of dies D, a diameter of the lower turret 7 is determined to be larger than that of the upper turret 5; rotational centers of the upper an |
