JP3044560U - Printed circuit board container - Google Patents

Abstract

(57) [PROBLEMS] To provide a printed circuit board container capable of easily and automatically switching lock members. SOLUTION: A large number of substrate insertion grooves 3 are provided in parallel with a pair of facing edges, and at least one of a pair of remaining edge portions of a pair of substrate receiving plates 1 connected by a connecting member 2 at required intervals. A lock bar accommodating groove 4 that is deeper than the board insertion grooves and orthogonal to them is provided, and a lock bar portion 7 having a length equal to this groove is formed.
The lock member 7 is formed by a and U-shaped bent portions 7b at both ends thereof, and the bent portion of this member is supported by the support shafts 6 near both ends of the lock bar accommodating groove to unlock the lock bar portion. And a lock position, and a spring 11 is interposed between the spring locking portion 10 and the bent portion which are biased toward the board insertion groove side from the support shaft, and a pair of edge portions facing the bent portion. Further, a bar insertion hole into which the operation bar 12 for rotating the lock member from the lock position to the unlock position is inserted is provided.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a printed circuit board container that accommodates a large number of printed circuit boards and is used for storage in a warehouse, transportation of electronic components to an assembly line, and the like.

[0002]

[Prior art]

 Conventionally, as this type of printed circuit board container, for example, a substrate storage container described in Japanese Patent Laid-Open No. 58-125474 is known. This board storage container has a large number of board insertion grooves formed on one surface of a pair of rectangular board storage plates in parallel with a pair of opposite edges and at least one of the remaining pair of edges. Is formed deeper than the board insertion groove to form a mounting step for the lock member that locks or unlocks the printed circuit board in and out, and one side of the board accommodating plate with one side facing each other at a required interval. Are connected by a pair of connecting members, and a lock member composed of a lock bar portion and an L-shaped bent portion connected to both ends of the lock bar portion is attached to the mounting step portion of the lock member of both board accommodation plates through both the bent portions. While supporting the shaft, a locking piece that locks the lock bar portion of the lock member at the unlock position that is recessed from the board insertion groove and a stopper that stops at the lock position that protrudes from the board insertion groove are formed. Lock the lock member by Turn biased to is configured to 置側. A fixed lock member is attached to the remaining set of peripheral portions without a rotary lock member. In the above substrate storage container, the rotation of the lock member between the locked position and the unlocked position is performed by rotating the key-shaped operation lever inserted through the through hole provided in the mounting step portion of the lock member and in the longitudinal direction. Is done by a linear motion to.

[0003]

[Problems to be solved by the device]

 However, in the conventional printed circuit board container, since the rotation of the lock member between the locked position and the unlocked position is performed by two operations, that is, the rotation of the operation lever and the linear movement, for example, the printed circuit board is loaded by the loading device. There is a problem that it is difficult to automate the switching of the lock member to the locked position or the unlocked position when taking in and out. Therefore, an object of the present invention is to provide a printed circuit board container that can easily and automatically switch lock members.

[0004]

[Means for Solving the Problems]

 In order to solve the above-mentioned problems, a first printed circuit board container of the present invention comprises a pair of rectangular board housing plates each having a plurality of board insertion grooves formed on one side in parallel with a pair of facing edges, and a required space. A pair of connecting members that connect a pair of edge portions of both board housing plates with one surface facing each other, and both boards to lock or unlock the printed circuit board with respect to the board insertion groove of both board housing plates. In a printed circuit board container having a locking member rotatably mounted on at least one of the remaining set of side edges of the accommodating plate, at least one of the set of remaining side edges is deeper than each board insertion groove and A lock bar accommodating groove orthogonal to them is formed, and the lock member is formed by a lock bar portion having a length equal to that of the lock bar accommodating groove and a U-shaped bent portion connected to both ends thereof. End of bend Between the unlock position where the lock bar is housed in the lock bar housing groove and the lock position where it protrudes from the base plate insertion groove by supporting the lock bar part in the lock bar housing groove by both ends of the lock bar housing in parallel with it. A tension coil spring is interposed between a spring locking portion, which is rotatably provided, is biased from the support shaft toward the board insertion groove side and is provided near both ends of the lock bar accommodating groove, and both bent portions of the lock member. Then, at a pair of edge portions of the substrate housing plate facing both bent portions of the lock member, the bent portions are rotated to form a straight line passing from the lock position to the spring locking portion and the support shaft. It is characterized in that a first bar insertion hole into which the first operation bar having a tapered shape is inserted to an unlocked position that does not exceed the first bar insertion hole. In the second printed circuit board container, in the first one, the bent portion is rotated to unlock the lock bar portion at a pair of edge portions of the substrate housing plate facing both the bent portions of the lock member. It is characterized in that a second bar insertion hole into which a second operation lever having a tapered shape, which is rotated from a position beyond the straight line to the lock position, is inserted, is provided. Further, the third printed circuit board container is characterized in that, in the first or the second printed circuit board container, a sleeve is rotatably fitted to the lock bar portion of the lock member.

[0005]

[Embodiment of the invention]

 Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 and 2 are a perspective view showing an example of an embodiment of a printed circuit board container according to the present invention and an inner side view of a board receiving plate thereof. In the figure, 1 is a pair of rectangular board housing plates made of conductive plastic. Both board housing plates 1 are made of a pair of metal plates that can be stretched to correspond to the width of the printed circuit board while facing one surface at a required interval. A pair of opposing edge portions (upper and lower pairs in FIGS. 1 and 2) are connected by the connecting member 2 of FIG. A large number of board insertion grooves 3 for inserting a printed board are formed on one surface (opposing inner surfaces) of the both board accommodating plates 1 excluding a pair of edges (parallel to one edge) (see FIG. 1). , The left and right pairs in FIG. 2) are formed so as to extend over the edges, while the remaining one pair of edges on one side is inserted into each board as shown in FIGS. 3 and 4. A lock bar accommodating groove 4 is formed that is appropriately deeper than the groove 3 and is orthogonal to them.

As shown in FIGS. 2 to 7, a bent portion accommodating recess 5 connected to the lock bar accommodating groove 4 is provided near both ends of each lock bar accommodating groove 4 in both the substrate accommodating plates 1. A shaft 6 is axially supported in parallel with the lock bar accommodating groove 4, and these support shafts 6 have a U-shaped shape which is continuous with the lock bar portion 7a having the same length as the lock bar accommodating groove 4 and both ends thereof. The lock member 7 including the bent portion 7b is supported via the ends of both bent portions 7b. The lock member 7 locks or unlocks the insertion / extraction of the printed circuit board into / from the substrate insertion groove 3 of the both board accommodating plates 1, and is made of plastic or the like to facilitate the insertion / removal of the printed circuit board as described later. The sleeve 8 is rotatably fitted in the lock bar portion 7a, and the lock bar portion 7a is housed in the lock bar housing groove 4 by the rotation of the support shaft 6, and the lock bar portion 7a is located in the base plate. A bent portion 7b protruding from the insertion groove 3 is provided so as to be rotatable with respect to a lock position in which the bent portion 7b is brought into contact with stoppers 9 projecting near both ends of the lock bar housing groove 4. Then, the lock member 7 is biased toward the substrate insertion groove 3 side from the support shaft 6 and provided on both sides of the lock bar accommodating groove. By a tension coil spring 11 interposed between the portion 7b and the portion 7b, a rotational bias is applied to the unlock position or the lock position side with a straight line L (see FIG. 8) passing through the spring locking pin 10 and the support shaft 6 as a boundary. Has been done. On the other hand, as shown in FIGS. 3 and 8 to 10, the bent portion 7b is pivoted on the pair of edge portions facing the both bent portions 7b of the lock member 7 to lock the lock bar portion 7a at the locked position. There is provided a first bar insertion hole 13 into which the first operation bar 12 having a tapered shape that rotates to the unlock position that does not cross the straight line L is inserted, and the lock bar portion 7a is crossed over the straight line L. Further, there is provided a second bar insertion hole 15 into which the second operation bar 14 having a tapered shape is inserted from the unlock position beyond the straight line L and returned to the lock position.

To unlock or lock the locking member 7 for loading and unloading the printed circuit board P (see FIG. 8) by using a loading device (not shown) in the printed circuit board container having the above-described configuration, FIG. As described above, first, when the print substrate container with the lock member 7 in the locked state is positioned and placed on the elevating plate of the elevating device (not shown) with one connecting member 2 facing downward, the two mounted on the elevating plate. The first operation bar 12 is raised and is inserted into the first bar insertion hole 13 on either side of the remaining pair of edge portions of both the substrate accommodating plates 1. By inserting the first operation bar 12, the bent portions 7b of both lock members 7 are rotated about the support shaft 6, and the lock bar portion 7a is also rotated and accommodated in the lock bar accommodation groove 4. As shown in FIG. 9, the lock bar portion 7a stops at the first unlocked position that does not exceed the straight line L passing through the spring locking pin 10 and the support shaft 6. It is desirable that the position of the lock bar portion 7a be such that the surface of the sleeve 8 fitted around the outer periphery of the lock bar portion 7a is flush with the bottom surface of the substrate insertion groove 3 in order to facilitate the loading and unloading of the printed circuit board P. Then, when the loading / unloading of the printed circuit board P to / from the printed circuit board container is completed, the first operation bar 12 is pulled out from the first bar insertion hole 13. When the first operation bar 12 is pulled out, both lock members 7 are returned and rotated by the urging force of the tension coil spring 11, and are brought into a locked state as shown in FIG.

On the other hand, when it is necessary to hold the lock member 7 in the unlocked state for a long time in a test of electronic components mounted on the printed circuit board P or the like, as shown in FIG. Rotate to the second unlocked position beyond. This rotation is done manually. To bring the lock member 7 into the locked state from the second unlocked position, the second operation bar 14 is inserted into the second bar insertion hole 15. By inserting the second operation bar 14, the bent portion 7b of the lock member 7 rotates about the support shaft 6 and the lock bar portion 7a also rotates, and when the lock member 7 crosses the straight line L, It is rotated by the urging force of the tension coil spring 11, and the bent portion 7b comes into contact with the stopper 9 to be in a locked state. The locked state can also be manually performed from the second unlocked position.

In the above-described embodiment, the case where the substrate accommodation plate is rectangular has been described, but the present invention is not limited to this, and it may be square. Further, the lock members are not limited to being provided on both of the remaining one set of edges, but only one of them may be provided and the other may be of a fixed type. Furthermore, not only the case where both the first and second bar insertion holes are provided, only the first bar insertion hole may be provided. Furthermore, the printed circuit board container is not limited to the case where the printed circuit board is taken in and out with one side of the set of board receiving plates facing downward, and the remaining set of one side of the side is used downward. Of course it is good.

[0010]

[Effect of the invention]

 As described above, according to the first printed circuit board container of the present invention, the switching of the locking member to the unlocked position or the locked position is a straight line for inserting or withdrawing the first operation bar into or from the first bar insertion hole. Since it is performed by movement, the switching of the lock member can be easily automated. According to the second printed circuit board container, in addition to the effect of the first printed circuit board container, switching to the lock position of the lock member in the unlock position beyond the straight line passing through the spring locking portion and the support shaft is possible. Since the second operation bar is inserted into the insertion hole by linear movement, the usability can be further expanded. Further, according to the third printed circuit board container, in addition to the effects of the first or second one, it is possible to bring the printed circuit board into and out of contact with the sleeve so that the printed circuit board can be smoothed. It is possible to prevent the printed board from colliding with the opening edge of the lock bar accommodating groove and prevent damage to the printed circuit board, not only in the case of taking in and out but also in the case of taking in and out manually.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an example of an embodiment of a printed circuit board container according to the present invention.

FIG. 2 is an inner side view of a board housing plate of the printed board container of FIG.

FIG. 3 is a partially enlarged perspective view taken along the arrow III in FIG.

FIG. 4 is an enlarged sectional view taken along line IV-IV in FIG. 2;

FIG. 5 is an enlarged sectional view taken along line VV in FIG. 2;

FIG. 6 is an enlarged sectional view taken along line VI-VI in FIG. 2;

FIG. 7 is a side view showing a part of the lock member of the printed circuit board container of FIG.

8 is an explanatory diagram showing a locked state of the printed circuit board container of FIG. 1. FIG.

9 is an explanatory diagram showing a first unlocked state of the printed circuit board container of FIG. 1. FIG.

10 is an explanatory diagram showing a second unlocked state of the printed circuit board container of FIG. 1. FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Board accommodation plate 2 Connection member 3 Board insertion groove 4 Lock bar accommodation groove 6 Support shaft 7 Lock member 7a Lock bar part 7b Bent part 8 Sleeve 10 Spring locking pin (spring locking part) 11 Tension coil spring 12 First operation Bar 13 first bar insertion hole 14 second operation bar 15 second bar insertion hole L straight line P printed circuit board

Claims (3)

[Utility model registration claims] 1. A pair of rectangular substrate accommodating plates each having a large number of substrate insertion grooves formed on one surface thereof in parallel with a pair of opposite edges, and a pair of both substrate accommodating plates having one surface opposed at a required interval. A pair of connecting members that connect the edge portions to each other and at least one of the remaining edge portions of the board receiving plates to lock or unlock the printed circuit board with respect to the board insertion grooves of the board receiving plates. In a printed circuit board container having a movably mounted lock member, a lock bar accommodating groove that is deeper than and orthogonal to each of the board insertion grooves is formed in at least one of the remaining pair of edge portions, and the lock member is The lock bar is formed by a lock bar portion having a length equal to that of the lock bar accommodating groove and a U-shaped bent portion that is connected to both ends of the lock bar accommodating groove. A support that is pivoted in parallel The lock bar is supported by a shaft and is rotatably provided between an unlock position where the lock bar is housed in the lock bar housing groove and a lock position where the lock bar projects from the board insertion groove. A tension coil spring is interposed between the spring locking portion provided near both ends of the lock bar accommodating groove and both bent portions of the lock member, and a pair of sides of the substrate accommodating plate facing the both bent portions of the lock member. A tapered first operation bar is inserted into the edge portion to rotate the bent portion to rotate the lock bar portion from the lock position to the unlock position that does not cross the straight line passing through the spring locking portion and the support shaft. A printed circuit board container having a first bar insertion hole. 2. The lock bar portion is moved from the unlock position to the lock position beyond the straight line by rotating the bending portion at a pair of edge portions of the substrate housing plate facing the both bending portions of the lock member. The second into which the rotating second tapered operation bar is inserted
The printed circuit board container according to claim 1, wherein a bar insertion hole is provided. 3. The printed circuit board container according to claim 1, wherein a sleeve is rotatably fitted on the lock bar portion of the lock member.