JPS5821837B2 - Print kibantounoshijisouchi - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION When cutting out a printed circuit board having a large number of identical patterns into a plurality of printed circuit boards each having one pattern, the present invention provides support for the printed circuit board before and after cutting out by a press machine. The present invention relates to a support device for printed circuit boards, etc., configured to reliably perform the following steps.

As is well known, a printed circuit board that has been subjected to optical or chemical processing has multiple identical printed patterns formed on it, and these can be cut out or bordered one by one. In this case, a press machine or the like is used.

However, in the cutting operation using this press machine, the printed circuit board must be manually installed at a predetermined location of the press machine, which is dangerous.

Furthermore, when the printed circuit board is cut out using the press machine or the like, the printed circuit board itself moves up and down relative to the member that supports the printed circuit board, so if the supporting member is made of a hard member, the printed circuit board may break. I will do it.

In order to improve this drawback, the present invention provides a rail on a base having a press machine, arranges a moving plate that slides along this rail, and moves printed circuit boards, etc. above according to the movement of this moving plate. The device is adapted to be guided to a press machine, and includes a plurality of springs provided on the movable plate, and a support member that is attached via these springs and engages and supports the printed circuit board, etc. The present invention proposes a support device for a printed circuit board, in which when the printed circuit board is processed by the press machine, the balance during processing is absorbed by the spring.

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a concrete plan view explaining the present invention in detail,
1 is a base on which a press machine or the like is attached; 2 is a bolster mounting block; 3 is a bracket fixed to the mounting block 2; 4 is a bolt screwed into a through hole of the bracket 3;
5 is a nut for adjusting the protrusion and retraction of the bolt 4; 6 is a front plate whose both ends are in contact with the tip of the bolt 4 and whose position in the left and right direction is regulated with respect to the base 1; 7 is a front plate This is the bracket standing up on the right side of 6.

On the other hand, 8 is a support frame for the base plate 9 whose tip faces the base 1 (clearly shown in FIGS. 2 and 3), 10 is a bracket attached to the right side of the support frame 8, and 11 is the bracket 10 and the above. 12 is a support block fixed to the left side of the front plate 6; 13 is a support block attached to the lower surface of the base plate 9; 14 is a bolt screwed into the upright piece of the support block 13. 15 is a nut that regulates the protruding and retracting position; 16 is a long hole bored in the base of the support block 13; 17 is a regulating member that is screwed into the long hole 16 and regulates the biased position of the support block 13. (In other words, the rotational position of the base plate 9 can be finely adjusted).

Furthermore, two rails 18 are provided on the base plate 9 in the front and back direction, 19 is a movable plate having a guide 18a guided on the rails 18, and 20 is attached to the movable plate 19. The support block 20 has an L-shaped support block, and a slider holding plate 21 having an L-shaped cross section is attached to the front side surface of the support block 20.

Reference numeral 22 denotes a slider that can be raised and lowered and is screwed onto a screw shaft 24 that is freely screwed into the upper rod 21a of the slider holding plate, and is integrally connected to the screw shaft 24 that protrudes from the upper rod 21a. By rotating the eldest child 23, the slider 22 can be freely raised and lowered.

25 is a slider holding plate fixed in a direction perpendicular to the slider 224; 26 is a slider holding plate 25;
The holding plate 25 is supported by a movable slider screwed onto a screw shaft 28 which is rotated by the rotation operation of the eldest child 27.
As above, it is formed in a cross-sectional shape, and the end rod 25
A legitimate child 23 integrally connected to the screw shaft 28 protruding from a
By rotating the slider 26, the slider 26 can be slid left and right.

Reference numeral 29 denotes four parallel plate springs arranged symmetrically on the top, bottom, left and right sides of the slider 26, with one end fixed to each side.
It has a flat surface on the top and bottom, and both bend only in the vertical direction, so that it can cope with the lowering of the printed circuit board during machining with the press machine.

Reference numeral 30 denotes a support rod having an angular cross-section and is attached to the other end of the parallel plate spring 29, and 31 denotes a guide pin plate constituting a support member that engages and supports a printed circuit board, etc. 31 has one end placed on the stepped part of the support rod 30 and fixed with a bolt 32, and a protrusion 33 is connected to the tip of the support rod 30.
4 protrudes upward, and, for example, a printed circuit board P is engaged and supported by engaging the through hole H with the guide pin 34 and placing it on the protruding piece 33.

Reference numerals 35, 36 and 37 are a board holding plate, a holding plate holder and a cylinder holder respectively attached to the guide pin plane 31, and constitute a well-known pen cylinder device.

Furthermore, a guide block 38 having a through hole is installed in front of the left side of the movable plate 19, and a handle 39 is inserted into the cylindrical portion 40 of the guide block 38 via a spring 41 so as to cover the guide block 38. At this time, the stopper shaft 42 protruding within the cylindrical portion 40
It appears to be inserted into the through hole.

Note that the pressed position of the handle 39 is held by rotating the handle 39 following the pressing operation.

Further, 43 is a stopper plate fixed to the left side of the base plate 9, 44 is a bracket on which the stopper shaft 45 is mounted parallel to the length direction of the stopper plate;
46 is a stopper that is inserted through the stopper shaft 45 at equal intervals; 47 is a through hole bored in the protruding piece 48 of the stopper; the through hole 47 is large enough to allow the tip of the stopper shaft 42 to be inserted therethrough; Size and eggplant.

Nuts 49 and 50 are screwed onto the stopper shaft 45 so as to sandwich the stopper 46 from both sides.

In the structure as described above, first, a printed circuit board P having a large number of identical printed patterns is formed, and a through hole H is formed at the end of the printed circuit board P (usually, this through hole is formed when printing the printed pattern. ) is inserted into the guide pin 34 and placed on the protrusion 33.

As a result, the printed circuit board is supported by the guide pin 34 and the holding plate holder 36 whose edges are brought into contact with each other.

Next, in order to adjust the positional relationship (particularly in the radial direction) between the printed circuit board P supported in this way and the press machine, the regulating member 17 is loosened and the base plate 9 is moved around the shaft 11. is rotated, and when the position is determined appropriately, the regulating member 17 is tightened to securely hold this position.

Next, the left and right nuts 5 are loosened to move the front plate 6 to the left or right to adjust the amount of deviation in the left and right direction with respect to the press machine.

Furthermore, in order to properly position the printed circuit board to be fed into the press machine, the heir 27 is rotated to move the slider 26 in the left and right direction, and the horizontal adjustment is made. Subsequently, the heir 23 is rotated to move the slider 22 in the vertical direction, and the spring plate 29 associated with the slider 22 is rotated.
etc., the height position of the printed circuit board P is set correctly.

That is, the rotating operation of the legitimate child 27 and the rotating operation of the legitimate child 23
By the rotation operation, the position of the printed circuit board P with respect to the press machine is accurately set.

Next, the stoppers 46 are maintained at equal intervals corresponding to the feeding amount of the printed circuit board P so that the printed circuit board P is cut at equal intervals for each of the printed patterns, and At 49.50, the spacing is ensured.

Here, when feeding the printed circuit board P supported as described above to the press machine, first, the handle 39 is
by hand, and push the handle forward and backward onto the stopper 46.

At this time, the printed circuit board P placed as described above is operated to be pushed forward at intervals of each of the stoppers 46.

Then, when the stopper shaft 42 in the handle 39 faces the through hole 47, the handle is pushed downward, and when it is fully pushed in, the handle 39 is rotated.

Then, as described above, the tip of the stopper shaft 42 is inserted into the through hole 47 provided in the protrusion 48 of the stopper 46.
This inserted state is maintained by the above rotation operation (not shown).

Here, the printed circuit board P facing inside the press machine
is cut into a predetermined size at the extruded intervals.

That is, the printed circuit board P is fed out at every interval between the stoppers 46 (specifically, the interval between the through holes 47), and the intended cutting and edging of the printed circuit board P can be performed accurately and without danger. Can be implemented.

Note that in order to correctly set the feed amount in this case, the position of the stopper on the screw punch 45 needs to be selected precisely.

Further, since the relative position of the through hole H on the printed circuit board P with respect to the printed pattern has already been determined at the time of printing, taking advantage of this, the guide pin 34 is placed at a position corresponding to the through hole 47. If the printed circuit board has a slight difference in shape or size, the stopper 46
A large number of printed circuit boards can be cut out correctly without having to adjust the position of the board.

In addition, in the above, the printed circuit board is cut out as a plurality of printed circuit boards at equal intervals, but it is not limited to cutting out printed circuit boards.
Of course, the present invention can be applied to all kinds of processing on printed circuit boards, such as mounting parts.

Further, by providing a notch or the like on the press machine opposite to the protruding piece 33 to accommodate the protruding piece 33, unnecessary parts of the printed circuit board can be made smaller, and waste of the printed circuit board during cutting can be prevented. .

As described above, in the present invention, when a printed circuit board or the like is processed by a press machine, the shock during the process is absorbed by the spring, so that a person can operate a machine tool such as a press machine regardless of manual operation. Work such as predetermined cutting of the printed circuit board can be safely performed without directly touching the inside, and damage to the printed circuit board etc. can be prevented during this work.

[Brief explanation of the drawing]

FIG. 1 is a plan view showing an embodiment of a feeding device for printed circuit boards, etc. according to the present invention, and FIGS. 2 and 3 are views of the feeding device shown in FIG. 1 from the right and left sides. The right side view, the left side view, and FIG. 4 are also front views. 1...Base, 18...Rail, 19.
...Moving plate, 29...Spring, 31...Guide pin plate, 33...
・Protruding piece, 34 ・Guide pin, P ・・・・・
·Printed board.

Claims (1)

[Claims] 1. A rail is provided on a base having a press machine, a moving plate is arranged to slide along the rail, and a printed circuit board, etc. is guided to the press machine according to the movement of the moving plate, The movable plate includes a plurality of springs provided on the moving plate, and a support member attached via these springs to engage and support the printed circuit board, etc., and when the printed circuit board, etc. is processed by the press machine, the processing A support device for printed circuit boards, etc., which uses the spring to absorb the impact of time.