Title:
PRINTED CIRCUIT BOARD PRESSER
Document Type and Number:
Japanese Patent JP3495237
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a printed circuit board presser using for a printed circuit board drill which can reduce the size and cost, and conduct desired drilling exactly without interference of a stack pin.
SOLUTION: This printed circuit board presser is provided with a slider 6 formed at the lower end of a pressure foot 1 so as to be movable orthogonally to the axial direction of a spindle 3, an opening part 7a which a drill 4 invade, a front end bush 7 retained on the slider 6 so as to come into contact with the printed circuit board when the printed circuit board is pressed, and a driving means 9 for driving the slider 6 in its moving direction, and is constituted by forming the opening part 7a of the front end bush 7 into a deformed shape continuous along the moving direction of the slider 6 so as to meet a plurality of types of drill diameters, so that a part of the shape meeting the drill diameter jointed to the spindle 3 can be positioned by the driving means 9 so as to be positioned on the axis of the spindle 3.
Inventors:
Shin Maeno
Shuhei Shimizu
Sakaki Takuhei Hon
Hitoshi Motosugi
Shuhei Shimizu
Sakaki Takuhei Hon
Hitoshi Motosugi
Application Number:
JP35483497A
Publication Date:
February 09, 2004
Filing Date:
December 24, 1997
Export Citation:
Assignee:
Takeuchi Manufacturing Co., Ltd.
International Classes:
B26D7/01; B23B41/00; B23B47/28; H05K3/00; (IPC1-7): B26D7/01; B23B41/00; B23B47/28
Domestic Patent References:
| JP4354609A | ||||
| JP413211U |
Attorney, Agent or Firm:
Kosugi Sugimura (6 others)