JPH085473Y2 - Fixing device for printed materials - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for fixing a material to be printed. That is, the present invention relates to a fixing device used for fixing a printing material to a printing base when printing the printing material.

[0002]

2. Description of the Related Art When printing an etching pattern on a printed circuit board made by laminating a copper foil on a plastic plate, the printed circuit boards are fixed one after another at a fixed position on a printing base and printed. I do. Usually, two small holes are provided at positions on the edge of the printed circuit board that are unrelated to the etching pattern, and the small holes are fitted into the two protruding pins that are set and fixed on the printing base. The printed circuit board is fixed in position by the.

Particularly when it is necessary to print a large number of various types of printed circuit boards little by little, it is preferable to make the protruding pins provided on the printing fixing base movable so as to be compatible with many types of printed circuit boards. Conventionally, as this type of printing fixing base, a base in which a plurality of elongated rectangular cutout grooves are provided in the longitudinal direction and the lateral direction on an acrylic resin plate has been used. Select each of these vertical and horizontal cutout grooves one by one, pass a combination of bolts and nuts from the front side to the backside of the cutout groove, and the bolt portion with the protruding pin becomes the surface of the acrylic resin plate. like,
It was fixed with the nut part on the back. However, in the conventional fixing base for printing, it is necessary to handle the nut portion on the back side when changing the setting position, which is complicated. Also,
It was sometimes difficult to make fine adjustments when setting the correct position using a combination of bolts and nuts.

[0004]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a print fixing base whose setting position can be changed only on the front side of the print fixing base and which allows easy fine adjustment of the position setting. is there.

[0005]

The above-mentioned object is (A) a fixed printing base of a substrate having at least one guide groove on the surface of the present invention, and (B) capable of being fitted into the guide groove. What is claimed is: 1. A device for fixing an object to be printed, comprising a movable fixture that can be moved and fixed in the guide groove and has a connecting portion with a means for fixing the object to be printed, wherein the movable fixture (B) is (A) a slide base whose bottom surface region and side surface region have a shape corresponding to the inner shape of the guide groove with which they are in contact,
(B) The outer side surface has a shape corresponding to the inner shape of the guide groove with which they are in contact, and has an inclined inner wall surface in which the distance between the side surfaces of the inner wall gradually narrows in the direction of the slide table. A frame-shaped intermediate piece having an elastic widening side plate and mounted on the slide base; and (c) a pushing-in piece having an inclined outer wall surface corresponding to the shape of the inclined inner wall surface of the frame-shaped intermediate piece. (d) can be pushed the push piece to the frame-shaped intermediate piece in, becomes the pushing piece and the frame-shaped intermediate piece and a pressing means for holding said slide table, said by the pressing means Push in front
By pushing in the frame-shaped intermediate piece,
The inclined outer wall surface of the piece is the inclined inner wall of the frame-shaped intermediate piece
Inserted along the surface, the outer spacing of the elastic widening side plate is
Wider than the distance between the sides of the slide base,
The vertical movement of the means causes the pushing piece to move vertically.
The width of the elastic widening side plate according to their vertical movement.
Is wider or narrower than the distance between the sides of the slide base.
This can be achieved by the above-mentioned fixing device for a printed material, which is characterized in that it can be crushed.

Next, the construction of the device for fixing a printing material according to the present invention will be described in detail with reference to the embodiment shown in the drawings. FIG. 1 is a perspective view showing a printed circuit board 2 fixed to a fixing device 1 of the present invention by cutting away a part thereof. The fixing device 1 of the present invention comprises a fixed printing table 3 and movable fixing members 4, 4 '.
Consists of The fixed printing table 3 has a vertical guiding groove 32 and a lateral guiding groove 33 on the printing table surface 31. The cross-sectional shape of the guide groove is not limited to the illustrated quadrangle, but is U-shaped, semi-circular, semi-elliptical, triangular (V-shaped), trapezoidal (dovetail) or inverted as long as the movable fixture 4 described later can be moved. It can be any shape, such as a trapezoid. A guide groove may be further provided inside the guide groove, and a part of the bottom surface of the guide groove may be hollowed out on the back surface side of the fixed printing table 3. Further, the guide groove is not limited to the linear shape shown in the figure, and may be arbitrary, for example, a semicircular groove may be used. Further, the number of guide grooves is not limited, and at least one guide groove (for example, a linear groove in the diagonal direction) may be provided. If the fixed printing table 3 is provided with an air suction hole (not shown), it can be used for vacuum fixing.

Movable fixture 4 used in the fixture 1 of the present invention
One mode is shown in FIG. 2 (perspective view) and FIG. 3 (exploded view).
The movable fixture 4 includes a slide table 5, a frame-shaped intermediate piece 6, and a pushing piece 7. The side surface 51 and the bottom surface of the slide base 5 are shaped to match the cross-sectional shape of the guide groove with which they come into contact. At the center of the upper surface of the slide table 5, a storage section 52 for mounting the frame-shaped intermediate piece is provided. A small hole 54 is provided in at least one of both ends 53 of the slide base 5, and a pin base 81 carrying the protruding pin 8 is inserted into one of the small holes 54 and fixed with a screw 55. The projecting pin 8 is provided with a small hole 21 provided at the end of the printed circuit board 2.
(Fig. 1). At least one projecting pin 8 may be provided, but a plurality of projecting pins 8 may be provided as shown in FIG. 2 and used for fine adjustment. The protruding pin 8 may be provided on the frame-shaped intermediate portion piece 6 or the pressing portion piece 7 other than the slide base 5. In addition, a protruding pin is provided on the printed board 2 to be printed,
A small hole into which the protruding pin is inserted may be provided in an arbitrary piece of the movable fixture 4.

The frame-shaped intermediate piece 6 has a widened side plate 61 having elasticity. The shape of the outer side surface of the widening side plate 61 is formed to match the inner shape of the guide groove with which it contacts. In addition, an inclined inner wall surface 62 is provided inside the widening side plate 61, and the inclined inner wall surface 62 is provided so that the internal space portion 63 of the frame-shaped intermediate portion piece 6 becomes narrower toward the slide base 5. The inclined inner wall surface 62 may be provided on at least one of the widening side plates 61, but is preferably provided on both of the widening side plates 61.

The pushing piece 7 is inserted into the internal space 63. The pushing-in piece 7 has an inclined outer wall surface 71 formed in conformity with the shape of the inclined inner wall surface 62. At least one (preferably two) small holes 72 are provided in the pushing-in piece 7, and a pressing means (for example, a set bolt) 9 is inserted into the small hole 72. The set bolt 9 engages with a nut 57 provided on the back surface of the slide table 5 through a small hole 56 provided at a corresponding position of the slide table 5.

In this way, in the movable fixture 4 assembled from the slide base 5, the frame-shaped intermediate piece 6, the push-in piece 7, and the set bolt 9, the set bolt 9 is tightened to form the push-in piece 7 in the frame shape. When pushed toward the intermediate piece 6, the inclined outer wall surface 71 of the pushing piece 7 is inserted along the inclined inner wall surface 62 of the frame-shaped intermediate piece 6. Since the frame-shaped intermediate portion piece 6 is carried on the slide base 5, the widening side plate 61 made of an elastic material spreads laterally as the pushing portion piece 7 is inserted. The outer distance between the two widened side plates 61 is set to be narrower than the lateral width of the slide base 5 before being laterally widened, and wider than the lateral width of the slide base 5 in the laterally widened state. Therefore, the pushing portion piece 7 is moved up and down by the vertical movement of the set bolt 9, and the width of the widening side plate 61 is changed according to the vertical movement.
It can be wider or narrower than the width of.

Next, the operation of using the fixing device 1 of the present invention will be described with reference to FIG. First, the movable fixing members 4 and 4'are inserted into the vertical guide groove 32a and the horizontal guide groove 33a selected according to the position of the fixing small hole 21 provided on the printed board 2. In this case, the set bolts 9 of the movable fixtures 4 and 4'are loosened respectively so that the interval between the widening side plates 61 is narrower than the lateral width of the slide base 5. Then, the printed circuit board 2 to be printed
The small holes 21 and 21 'are fitted into the projecting pins 8 and 8'of the movable fixing tools 4 and 4', and in that state, the set bolts 9 and 9 '
, And temporarily fix the movable fixtures 4, 4 '. next,
Printed printed circuit board 2 is taken and printed printed circuit board 2
Tighten the set bolts 9 and 9'on the lower side to complete the fixing operation.

According to a preferred embodiment of the present invention, when the fixed printing base 3 is made of aluminum or its alloy, static electricity is less likely to be generated and dust adhesion and ink scattering on the printed board to be printed are reduced or prevented. be able to. Further, it is possible to prevent wear by the alumite treatment and smooth the movement of the movable fixing member in the guide groove. Furthermore, the movable fixture is preferably prepared from brass. For example, as the frame-shaped intermediate piece 6, a wide side plate 61 having an inclined inner wall surface 62 tapered at about 50 ° is provided and is made of brass with a length of about 60 mm, a width of about 17 mm and a thickness of about 4 mm. Using a frame, using a hexagon socket flat head screw as the set bolt 9, an aluminum fixed printing table 3
When used in combination with, the gap between the guide groove and the movable fixture 4 can be set to about 0.015 mm, and the hexagon socket head cap screw can be fixed only by rotating it by about 1/2 (180 °). I was able to.

Although the embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made within the scope of the gist of the present invention.

[0014]

According to the fixing device of the present invention, the fixing operation can be performed only on the front surface side of the printing fixing base, and the fine adjustment of the position setting is easy. Further, provisional fixing means can be easily provided. For example, the material to be printed is not limited to the printed circuit board.

[Brief description of drawings]

FIG. 1 is a perspective view showing a printed circuit board fixed to a fixing device of the present invention by cutting out a part thereof.

FIG. 2 is a perspective view of an embodiment of a movable fixing device used in the fixing device of the present invention.

FIG. 3 is an exploded view of the movable fixture shown in FIG.

[Explanation of symbols]

1 ・ ・ Fixing device; 2 ・ ・ Printed substrate to be printed; 3 ・ ・ Fixed printing stand 4 ・ ・ Movable fixing tool; 5 ・ ・ Slide stand; 6 ・ ・ Frame-shaped intermediate piece 7・ Projection pin; 9 ・ ・ Set bolt 32, 33 ・ ・ Guide groove; 61 ・ ・ Wide side plate; 62 ・ ・ Inclined inner wall surface; 71 ・ ・ Inclined outer wall surface

Claims (1)

[Scope of utility model registration request] 1. A fixed printing base for an object to be printed having (A) at least one guide groove on its surface, and (B) which can be fitted into the guide groove and can be moved and fixed in the guide groove. A fixing device for a printed material, comprising: a movable fixing tool having a coupling part for fixing means for fixing the printed material, wherein the movable fixing tool (B) includes (a) a bottom surface region and a side surface region, And a slide base having a shape corresponding to the inner shape of the guide groove with which (b) contacts, and (b) an outer side surface having a shape corresponding to the inner shape of the guide groove with which they contact, and a side surface of an inner wall. A frame-shaped intermediate piece having an elastic widening side plate having an inclined inner wall surface whose distance gradually decreases toward the slide table, and (c) the frame-shaped intermediate piece. Corresponds to the shape of the inclined inner wall surface of the piece A pressing part having an inclined outer wall surface, and (d) a pressing part that can press the pressing part into the frame-shaped intermediate part and holds the pressing part and the frame-shaped intermediate part on the slide base. consists of a unit, said frame-like in the push-piece by the pressing means
The slanted outer wall of the push-in piece by pushing it into the inter-piece
Face is inserted along the inclined inner wall surface of the frame-shaped intermediate piece
And the distance between the outer sides of the elastic widening side plate is set to the slide base.
Is larger than the distance between the side surfaces of the pushing means, and the pushing piece is moved up and down by the vertical movement of the pushing means.
The elastic widened side plates are moved according to their vertical movement.
The width of the slide is wider than the distance between the sides of the slide base.
The fixing device for an object to be printed, characterized in that it can be narrowed or narrowed .