JP2000007067A - Storage case - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate a draw and storage operation and transfer. SOLUTION: Storage holes 29... for a small-sized drill 30 are provided on an upper face 28 of a stand 27 where putting in/out is possible from an opening 22 of an outer box 21, and a lid 33 of the outer box 21 is provided on an end face. A guide 36 is provided on a ceiling oppositely to the stand 27 inside the outer box 21, and a tip of a drill 32 is received and stored in a longitudinal groove 37a. The lid 33 of the stand 27 protrudes from the upper face 28 of the stand 27 and serves as a positioning face and a guide at the time of transferring the small-sized drill 30 into a magazine case of a tool magazine. A hook claw 35 for locking on a hook hole 25 of the outer box and a guide face 38 are provided on both side rims of the lid 33. The guide face 38 and the hook claw 35 also serve as positioning and a guide for the magazine case of the tool magazine.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage case for storing objects such as a small drill for drilling a printed circuit board.

[0002]

2. Description of the Related Art Conventionally, as an example of this type of storage case, there is one described in Japanese Patent Application Laid-Open No. Hei 7-285565. As shown in FIG. 5, the storage case 1 includes a drawer-shaped pallet 4 which can be taken in and out of an outer box 3 having a rectangular parallelepiped shape and having an opening 2 at one end surface. Holes 5 for storing small drills (not shown) are formed in a lattice shape. Pallet 4
In the small drill in which the shank portion is housed in the hole 5, the drill portion protrudes above the pallet 4, and the drill portion is housed in the groove 6 a of the protection block 6 provided in the upper part in the outer box 3. ing. When the cover 7 provided in the opening 2 is closed in a state where the pallet 4 and the protection block 6 are stored in the outer box 3, a plurality of small drills are stored in the storage case 1 so as not to contact each other. Will be packed.

[0003] When such a small drill is used for boring a printed circuit board, it is performed by using an NC device of a printed circuit board processing machine (not shown). In this case, small drills having the same or different drill diameters are arranged in the tool magazine according to the production schedule of the printed circuit board, and small drills are automatically picked up sequentially from the tool magazine by the NC device to continuously perform drilling. Do. An example of a method for supplying the small drill is disclosed in Japanese Patent Laid-Open No. 6-63853. FIG. 6 shows an example of such a tool magazine. In this tool magazine 8, stepped receiving holes 10 composed of cylindrical holes are arranged in a grid from the upper surface 9a of a rectangular magazine case 9 inside. The drill portion of the small drill is housed in the receiving hole 10 and the shank portion is housed so as to protrude outward, so that the shank portion can be gripped and fixed to the printed circuit board processing machine following the pickup by the NC device. Has become.

Incidentally, the receiving hole 10 may be a through hole, for example, and a locking projection (not shown) may be provided on the way to stop the drill portion inside. Alternatively, it may be a bottomed hole. X
The interval between the receiving holes 10 adjacent in the -Y direction is set in accordance with the interval at the time of relative movement of the tool magazine 8 by the NC device in order to exchange and pick up a small drill. By the way, in order to transfer the small drill in the storage case 1 to the tool magazine 8 for processing the printed circuit board,
By opening the lid 7 of the storage case 1 and pulling out the small drill together with the pallet 4, the tool magazine 8 is turned upside down, and each receiving hole 10 is inserted facing the drill portion of the small drill. 1 and the tool magazine 8 are turned upside down integrally, and then the storage case 1 is pulled up.

[0005]

By the way, in such a storage case 1, the operation of opening and closing the lid 7 and the operation of pulling out and pushing in the pallet 4 must be performed each time a small drill is put in and out. There is a disadvantage that it is complicated. Also, the work of transferring the small drill from the pallet 4 to the tool magazine 8 is performed manually. At this time, when the drill portion contacts another adjacent drill portion or the edge of the receiving hole 10 of the tool magazine 8, the work of the drill portion is performed. The blades may be chipped or worn, requiring a great deal of attention and taking a long time.

The present invention has been made in view of the above-mentioned problems, and has as its object to provide a storage case having a simple structure and easy operation. Further, another object of the present invention is to provide a storage case in which an object to be stored in the storage case can be easily transferred to another container.

[0007]

SUMMARY OF THE INVENTION A storage case according to the present invention is provided with a stand portion which can be put in and taken out of an opening of an outer case, and a storage hole is arranged on one surface of the stand portion and one end surface is formed on the outer case. The opening is a lid. Since the one end surface of the stand also serves as the lid of the outer box, the opening and closing of the opening of the outer box can be performed at the same time only by the operation of taking in and out the stand. The object to be stored is, for example, a small drill. Further, a guide member may be provided in the outer box so as to face the stored stand portion, and a guide groove may be provided in the guide member so as to face the storage hole. Since the object to be stored, for example, the tip of a small drill, is stored in the guide groove, the stored object does not move, fall, or come into contact with each other when stored in the storage case.

[0008] The lid of the stand may protrude from one surface of the stand and extend to serve as a reference surface when the object stored in the storage hole is transferred to another container. When transferring an object stored in the stand to another container such as a tool magazine, turn the other container upside down and abut its end face against the lid, and use the lid as a reference The other container can be relatively moved as a guide for the transfer operation of the container, and when the object to be stored is stored in another container, the stand portion and the other container can be flipped together to easily move the container to another container. Can be transferred to Further, the lid may be provided with a positioning unit for transferring an object to be stored to another container. If another container is brought into contact with the positioning part together with the lid, the positioning of the other container with respect to the stand part will be more accurate, and the lid and the positioning part will be used as a guide for the transfer of items to be stored. Other containers can be moved relative to each other. Note that the positioning portion may include a locking member between the lid and the outer box.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to FIGS. FIG. 1 is a perspective view showing a state where a stand is pulled out of an outer box in a storage case according to an embodiment, FIG. 2 is a central longitudinal sectional view of the storage case,
FIG. 3 is a side view showing a lid of the storage case, and FIG. 4 is a perspective view showing a transfer state of a small drill in which a tool magazine is inverted and positioned on a stand. In the storage case 20 shown in FIGS. 1 to 3, the outer box 21 has an opening 22 at one end surface of a substantially rectangular parallelepiped shape, and two opposing side surfaces 23 a,
An opening 22 is provided at the center of the connection portion with the opening 22b at 23b.
Are formed, and hook grooves 25 are formed separately from the notches 24, 24, respectively. In addition, a step 22 a is formed in the outer box 21 inside the four edges of the opening 22.

Further, the outer box 2 extends along the lower surface 23c of the outer box 21.
A stand 27 (stand portion) having, for example, a substantially rectangular parallelepiped shape, which can be put in and taken out of the lower part of the inside 1, is provided. The stand 27 has a height of about 1/3 to 1/4 of the outer box 21, for example. A plurality of storage holes 29 are formed in the upper surface 28 at predetermined intervals, for example, in a lattice shape and formed vertically. The storage hole 29 is for storing and storing the small drill 30 in an upright state, and a part of the shank portion 31 of the small drill 30 having the shank portion 31 and the drill portion 32 on the tip side is accommodated in each storage hole 29. It is designed to be stored.

On one end of the stand 27, there is provided a substantially rectangular lid 33 having substantially the same size as the opening 22 of the outer box 21. On the inner surface 33a of the lid 33, a stand upper surface 28 is provided. An upper claw 34a protruding in the horizontal direction from substantially the same height as that of the stand base 27 and a lower claw 34b protruding in the horizontal direction from the lower surface of the stand base 27 are provided. The lower pawl 34b is stopped and locked to the lower edge of the stand 27 and is separably connected to the stand 27. The lower claw 34b is on the stand 27.
Is stored in the outer box 21 and the step 22 of the opening 22 is
a (see FIG. 2). In the center of the side edge of the lid 33, hooks 35, 35 (locking members) having claws 35a, 35a extending in a direction perpendicular to the lid 33 and having the tip bent outward are formed. Claw 35,
35 is a case where the claw portions 35a, 35a are
a, 23b are engaged with the hook grooves 25, 25. Guide surfaces (alignment portions) 38, 38 are provided on the side edges of the lid 33 above the claws 35, 35.

A substantially plate-shaped guide portion 36 is provided on a ceiling portion inside the upper surface 23d of the outer box 21. The guide portion 36 is provided on a surface 36a facing the lower surface 23c of the outer box 21.
Vertical grooves 37a are arranged along the longitudinal direction of the outer box 21, and a plurality of reinforcing ribs 37b are formed on both side surfaces.
In particular, the vertical groove 37a is formed so as to overlap with the plurality of storage holes 29 in a linear row arranged in the longitudinal direction of the stand base 27 in a plan view in a state where the stand base 27 is stored in the outer box 21. I have. Therefore, the shank 31 of each small drill 30 is stored in the storage hole 29 of the stand 27 in an upright state, and the tip of the drill 32 is connected to the vertical groove 37 a of the guide 36.
It is designed to be held within. In addition, the stand stand 27
It is assumed that the storage holes 29 are formed in the X and Y directions at intervals substantially equal to the receiving holes 10 of the tool magazine 8 described above.

Since the present embodiment is configured as described above, when storing and storing the small drill 30 in the storage case 20, the claws 35, 35 provided on both side surfaces of the lid 33 are removed from the outer box 21. When the claw portions 35a, 35a are removed from the hook holes 25, 25 by pressing and pulled out, the stand 27 together with the lid 33 is pulled out. Then, the shank portions 31 of the small drills 30 are inserted into the respective storage holes 29 of the upper surface 28, and are arranged in an upright state in which the drill portions 32 project.
At this time, as shown in FIG. 1, a ring-shaped cushioning material 39 may be fitted into each of the small drills 30 so as to be surely held upright so as not to be inclined or to contact the adjacent small drills 30. Next, when the stand base 27 is slid and stored in the outer box 21, as shown in FIGS. 2 and 3, the small drills 30 in each row arranged in the longitudinal direction of the stand base 27 are
The tip of the drill portion 32 is guided into each vertical groove 37a of the guide portion 36 in the outer box 21 and is smoothly housed in an aligned state. Then, when the stand base 27 has been housed in the outer box 21, the claw portions 35 a, 3 of the right and left claws 35, 35 of the lid 33.
5a are hook holes 25 on the side surfaces 23a and 23b of the outer box 21.
Locked by engaging inside. At the same time, the edge of the lid 33 and the lower claw 34b are tightly fitted to the step 22a of the opening 22.

When the small drill 30 stored in the storage case 20 is used for cutting with an NC device of a printed circuit board processing machine (not shown), a stand base in which the small drill 30 pulled out from the outer box 21 is stored. From 27, it is transferred to a tool magazine 8 as shown in FIG. Therefore, the magazine case 9 is inverted with respect to the upper surface 28 of the stand 27 on which a large number of small drills 30 are stored upright, and the upper surface 9a is opposed to the upper surface 28 of the stand 27 as shown in FIG. Then, the end surface 9b of the magazine case 9 is brought into contact with the inner side surface 33a of the lid 33, and at the same time, both side surfaces 9c, 9d of the magazine case 9 are guided by the guide surfaces 38, 38.
And the inner surfaces of the claws 35, 35, each receiving hole 1
0 is positioned so as to face the small drill 30 and the storage hole 29. Then, the lid 33 and the guide surfaces 38, 38
And the claw 35, 35 as a guide for the magazine case 9
Is relatively lowered, the upper surface 9a of the magazine case 9 is
Is in contact with the upper surface 28 of the stand 27 and the small drill 30
Are accommodated in the receiving holes 10, respectively.

In this state, if the stand base 27 and the magazine case 9 are turned over integrally and the stand base 27 is lifted, the small drill 30 is transferred to the tool magazine 8 and the drill part 32 receives the small drill. Since the shank portion 31 is housed in the stepped portion in the hole 10 and protrudes outward, the shank portion 31 can be mounted on the NC device, picked up as it is, and mounted and fixed to the printed circuit board processing machine.

As described above, according to the present embodiment, since the stand 27 and the lid 33 of the storage case 20 are integrated, only by pulling out and pushing the stand 27 into the outer box 21. 27 can be inserted and removed. Moreover, a small drill 30 for processing the printed circuit board
Is transferred from the stand 27 to the tool magazine 8, the lid 33 and the guide surfaces 38, 38 and the claws 35, 35 of the stand 27 are positioned and guided so that the drill portion 32 is smoothly housed in the receiving hole 10. It can be easily transferred, and at this time, the drill portion 32 does not collide with the upper surface 9a of the magazine case 9 or the like, and there is no risk of loss or the like.

The portion of the stand 27 for positioning and guiding the tool magazine 8 may be composed of only the lid 33,
In addition, only one guide surface 38 or claw 35 may be provided, or only one or both guide surfaces 38, 38 or claw 35, 35 may be provided. Further, in the embodiment, the guide portion 36 is provided so as to be mounted in the outer case 21, but instead, the guide portion 36 may be made capable of being taken in and out of the outer case 21. In the above-described embodiment, the storage case 20 for storing the small drill 30 for punching a printed circuit board has been described. However, the present invention is not limited to the small drill 30.
It can be applied as a storage case for various items to be stored, such as ordinary drills, routers, and other rods.

[0018]

As described above, the storage case according to the present invention is provided with a stand portion which can be put in and taken out of the opening of the outer box. Is used as the lid of the outer box, so that one end face of the stand also serves as the lid of the outer box, and the opening and closing of the opening of the outer box can be simultaneously performed only by taking the stand in and out.

Further, the lid of the stand portion protrudes and extends from one surface of the stand portion, and is used as a reference surface when transferring an object stored in the storage hole to another container.
When transferring the object stored in the stand to another container such as a tool magazine, the container can be positioned by inverting the other container and bringing its end surface into contact with the lid, and using the lid as a reference surface and The other container can be relatively moved as a guide for the operation of transferring the stored object, and the stored object can be easily transferred to another container. In addition, since the lid is provided with a positioning unit for transferring the object to be stored to another container, if another container is brought into contact with the positioning unit together with the lid, the position of the stand unit can be reduced. The positioning of the other containers becomes more accurate, and the objects to be stored can be more reliably transferred to other containers by using the lid and the positioning portion as guides for transferring the objects to be stored.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a storage case according to an embodiment of the present invention in which an outer box and a stand are separated.

FIG. 2 is a longitudinal sectional view of the storage case shown in FIG.

FIG. 3 is a side view showing a lid of the storage case shown in FIG. 2;

FIG. 4 is a perspective view showing a state where a small drill is transferred from a stand to a tool magazine.

FIG. 5 is a perspective view of a conventional storage case.

FIG. 6 is a perspective view of a tool magazine.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 20 Storage case 21 Outer box 27 Stand stand 29 Storage hole 30 Small drill 33 Lid 35 Claw (positioning part) 38 Guide surface (positioning part)

Claims (3)

[Claims] 1. A stand which can be put in and taken out of an opening of an outer box is provided. A storage hole is arranged on one surface of the stand and one end is formed as a lid for the opening of the outer box. Characteristic storage case. 2. The lid of the stand portion protrudes and extends from one surface of the stand portion, and serves as a reference surface when transferring an object stored in the storage hole to another container. The storage case according to claim 1, wherein: 3. The storage case according to claim 1, wherein the lid is provided with a positioning portion for transferring an object to be stored to the another container.