JPH01201206A - Manufacture of case - Google Patents

Abstract

PURPOSE:To simply and inexpensively manufacture the case of an arbitrary shape by preparing the cover part of a case and both edge parts of a main body part and connecting them with a desired shaped intermediate member. CONSTITUTION:Intermediate members 41 and 42 having a shape determined based on the length of a releasing direction to open a cover part 100 and the thickness of a case are manufactured. Locking parts 13 and 14 to lock in the condition to close the cover part 100 and a main body 101 and hinge parts 5 and 6 to connect the cover part 100 and the main body part 101 are equipped, both edge members 1-4 to constitute both edge parts of the cover part 100 and the main body part 101 and the intermediate members 41 and 42 corresponding to both edge members 1-4 are connected, a case is formed and the intermediate members 41 and 42 are exchanged. Thus, the case of various shapes can be manufactured simply and inexpensively.

Description

[Detailed Description of the Invention] [Field of Application in Business A] The present invention relates to cases for storing precision equipment such as attache cases, trunks, and cameras, and in particular to manufacturing cases of various sizes using common parts. This relates to a method of manufacturing a case that can be manufactured.

[Prior Art] Conventionally, a case in which a lid and a main body are connected by a hinge has been constructed by having corners and edges made of a hard frame, and side walls made of leather, etc., attached by sewing or adhesive. . Recently, low-cost cases have been manufactured in which the lid and main body are integrally molded from resin, including the hinge.

[Problems to be Solved by the Invention] However, in such resin-molded cases, even if the cases have almost the same shape, if the shapes of the cases are even slightly different, different molds are required. Furthermore, in cases where the corners and edges are made of hard frames, separate frames, green areas, etc. are required to correspond to the size and type of each case, which increases the manufacturing cost of the case.

The present invention has been made in view of the above-mentioned conventional example, and by preparing the main members of the case and changing only the intermediate member connecting them, cases of various sizes can be easily and inexpensively made. The purpose of this invention is to provide a method for manufacturing a case that can manufacture a case.

[Means for Solving the Problems] In order to achieve the above object, the case manufacturing method of the present invention includes the following steps. That is, a method for manufacturing a case including a lid and a main body, the method comprising: a locking portion that locks the lid and the main body in a closed state; and a hinge that connects the lid and the main body. and creating an intermediate member having a shape determined based on both end members constituting both ends of the lid part and the main body part, and the length in the opening direction of the lid part and the thickness of the case; The method includes a step of connecting the both end members and intermediate members corresponding to the both end members to form a case.

Other methods of manufacturing cases include the following steps.

That is, a step of creating a plurality of frames having a length corresponding to the length in the opening direction in which the lid of the case is opened, and both ends constituting both ends of the lid and both ends of the main body corresponding to the ends. a step of connecting the members with the plurality of frames to create a frame of the case; fixing a wall member to the both end members and the plurality of frames to surround the wall member; and forming a bottom part.

Further, the both end members include a locking portion that locks the lid portion and the main body portion in a closed state, and a hinge portion that connects the lid portion and the main body portion, and at least one of the plurality of frames has a handle member. is provided.

Furthermore, the thickness of the case can be changed by the wall member, or a soft case can be formed by using a flexible member for the wall member.

[Operations] In the above configuration, an intermediate member having a shape determined based on the length in the opening direction of the lid and the thickness of the case is created. and both end members that constitute both ends of the lid and the main body, including a locking part that locks the lid and the main body in a closed state, and a hinge that connects the lid and the main body; A case is formed by connecting the end members with corresponding intermediate members, and by replacing the intermediate members, a case having a desired shape can be manufactured.

According to another case manufacturing method, a plurality of frames with lengths corresponding to the lengths in the opening direction when the lid of the case is opened are created, and both ends of the lid and the main body corresponding to both ends are formed. The framework of the case is created by connecting the end members that make up both ends with a plurality of frames.

Then, wall members are fixed to both end members and the plurality of frames, and the wall members are provided around the case to form the lid, side walls, and bottom of the case, and the shapes of the plurality of frames and wall members are changed to change the shape or Cases with different characteristics can be manufactured.

[Embodiments] Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

[Explanation of the structure of the case (FIGS. 1 to 3)] FIG. 1 is a diagram showing the structure of the case of the first embodiment.

In the figure, 1.2 is a part that constitutes both ends of the lid part 100 of the case, and 3.4 is a part that constitutes both ends of the main body part 101 of the case, both of which are made of, for example, hard resin or metal parts. It forms the corners and edges of the case. 5.6 are hinge parts provided between both ends 1.3 and 2.4, for example, the hinge part 5 is provided between both ends 1.3 and 2.4.
and 3 are interlocked, and a metal bottle is passed through them.

Reference numerals 7 to 10 are frame parts that connect these end parts 1 and 2 and 3 and 4. They are cut to a length that matches the desired case size, and the end parts (1 and 2 and 3 and 4) are connected to each other to define the length in the opening direction in which the lid portion 100 of the case is opened.

Numerals 11 and 12 are unlock buttons for opening the lid 100 from the closed state.

When the case is closed, the locking part 13 of the main body,
14 are openings 1 at each end 1.2 of the lid 100, respectively.
5.16 and provided in the opening 15.16 of the lid 100 (for example, 21 in FIG. 2(A))
The lid part 100 is held in a closed state by engaging with the lid part 100. The locking portion 14 is moved in the same direction by moving the lock release button 12 in the direction of arrow A, and the locked state between the lid portion 100 and the main body 101 is released. This also applies to the locking portion 13 and the lock release button 11. Numerals 17 and 18 are keys for locking the lock release buttons 11 and 12 so that they cannot be moved and cannot be unlocked, and 19 is a handle of the case attached to the frame 7.

To create such a case, first, both ends 1 to 4 of the lid 100 and the main body 101 are created. These both ends may be individual members (for example, both ends 1 and 3) that are hinged to each other as in this embodiment, or they may be integrally molded with resin including the hinge part made of resin. It may be something that has been done.

Next, determine the length of the case you wish to create in the direction in which you open the lid 100, and cut the frames 7 to 10 in accordance with that length. The number of these frames is not limited to this embodiment, and may be further increased. Each frame basically has the same shape, and grooves are provided on the side surfaces and the side surfaces corresponding to both ends 1 to 40 of the frames to fit wall members that will become the bottom, lid, or side walls of the case. It is being

Once the skeleton of the entire case is formed in this way, the frame 7
Attach handle 19 to. The handle 19 may be attached to the frame 7 by screwing or the like, or may be manufactured integrally with the frame 7.

Next, the groove portions of each frame 7-10 and both end portions 1-
A wall member that will become the wall portion of the case is inserted into the groove portion 4 to create the entire wall portion of the case.

By changing the shape of this wall portion, the length of the case in the width direction can be changed. Furthermore, by forming the wall members from a flexible resin and riveting these wall members to a frame, it is also possible to create a hard case in which a portion is a soft case.

As explained above, according to the case manufacturing method of the first embodiment, the lid part and both ends of the main body part that constitute the corners and edges of the case are prepared, and the size of the case to be made is determined. The frame portions are cut out from the base, and both ends are connected using the frames to form the framework of the case. After creating the framework in this way, the case can be easily created by incorporating the wall members into the frame and the grooves at both ends.

Further, according to this embodiment, since the framework of the case is constituted by a hard frame, there is an effect that the degree of freedom of materials such as resin used for the intermediate member is increased.

FIG. 3 is a sectional view of the frame.

30 shows a cross section of the frame, and 31 is a side wall member.

Reference numerals 32 and 33 denote grooves provided at the ends of the frame 30, into which the wall members 31 are fitted to form wall portions of the case. Note that the wall member and the frame may be connected by gluing, riveting, or the like.

Figure 2 (A) is a top view showing the case in Figure 1 in a closed state, Figure 2 (B) is its front view, and Figure 2 (C) is its side view, showing the common parts with Figure 1. are shown with the same symbol.

25 in FIG. 2(A) indicates the lid portion 100 and the corresponding main body 1.
Parts of the ends 1 and 3 of 01 are shown cut away. As shown in the figure, the locking portion 21 that engages with the locking portion 14 is provided in the opening 15 of the end portion 1, and when the lid portion 100 is closed, the locking portion 21 that engages with the locking portion 14 is provided in the end portion 3 of the main body 101. The lid part 100 is held so that it does not open by engaging with the locking part 14. When the lock release button 11 is moved outward in this state, the engagement between the locking parts 14 and 21 is released, and the lid part 100 can be opened.

In FIG. 2 CB), 26 shows a part of the end 3 of the main body cut away, and 22 is slidable in the direction of the arrow (E-E') in conjunction with the movement of the lock release button 11. The lever is normally biased by a spring 23 in the direction of arrow E', and urges the locking part 14 toward the locking part 21 when the lid 100 is closed. Normally, the key 17 is not engaged with the lever 22, but in the locked state, the border portion 27 rotates in the direction of the lever 22 and engages with the end 24 of the lever 22, so that the key 17 moves toward the arrow E of the lever 22. Movement in this direction is prohibited.

As a result, movement of the lever 22 is prohibited, and the locking portion 14
The engagement between and 21 will not be released.

[Description of the second embodiment (FIGS. 4 and 5)] FIG. 4 is a diagram showing the structure of a case 400 of the second embodiment, and common parts with those in FIG. 1 are indicated by the same symbols. The explanation of is omitted.

Here, both ends 1 and 2 and both ends 3 and 4 are not connected with a frame, and intermediate members 41 and 42 that constitute the side walls, top surface, and bottom surface of the case 400 are directly connected to both ends 1 and 2.
A case 400 is configured by being fitted between 3 and 4. These intermediate members 41 and 42 have a concave shape, and the thickness of the case 400 can be changed depending on the degree of bulge. 43 is a handle attached to the intermediate member 41;
It may be molded integrally with the intermediate member 43, or may be fixed to the intermediate member 43 by rivets or the like.

The intermediate members 41 and 42 may be manufactured by, for example, resin products molded by injection molding, vacuum molding, blow molding, urethane molding, etc. By changing the intermediate members, the thickness and length of the case can be changed. Dimensions such as width or height can be changed freely.

Furthermore, by changing the material of this intermediate member, it is possible to manufacture any case from a hard case to a soft case.

As described above, according to the second embodiment, since no frame is required, manufacturing costs can be kept low, and the degree of freedom in the shape of the intermediate member is increased, which has the effect of increasing the degree of freedom in the design of the case.

FIGS. 5A and 5B are diagrams showing other shapes of both ends.

In Fig. 5(A), 50.51 is respectively case 5.
00 shows both ends of the lid, and 52 and 53 show both ends of the case body, respectively. In this way, both ends of the lid and the main body may be configured separately, and as shown in FIG. 5(B), both ends of the case 501 are not separated into the lid and the main body. It may be something that constitutes.

Furthermore, in the shape of FIG. 5(A), even if the end 50 of the lid and the end 52 of the main body (or the end 51 and the end 53) including the hinge are integrally molded, In this way, cases of various shapes can be easily manufactured by connecting these both ends with an intermediate member (not shown).

As explained above, according to this embodiment, the lid part and the end parts of the main body part, which constitute the basic parts of the case, are prepared, and the frame connecting them is cut to a desired length. By connecting the end parts to each other by the frames and surrounding the frame and the end parts with wall members, cases of various sizes can be produced at low cost.

This is particularly effective in manufacturing cases for precision instruments such as video cameras. This is because new products are being announced one after another, and the shapes of these products change each time. Naturally, the shape of the cases that housed these products also needed to be changed, and each time the entire case was manufactured to fit these products by integral molding, etc.
The manufacturing costs and time required for manufacturing cannot be ignored.

On the other hand, according to the case manufacturing method of this embodiment, an intermediate member is manufactured that matches the shape of the container such as precision equipment to be stored in the case, or an intermediate member is selected from among a plurality of intermediate members that have already been manufactured. By selecting them and fitting or fixing them at both ends to manufacture a case of a desired shape, a case of any shape that matches the storage body can be easily manufactured at low cost.

[Effects of the Invention] As explained above, according to the present invention, the lid portion of the case and both ends of the main body portion are prepared, and by connecting them with an intermediate member having a desired shape, it is possible to form any shape. This has the effect of making the case simple and inexpensive.

Also, prepare the lid of the case and both ends of the main body.
By joining them with a frame of a desired length and arranging wall members between each frame and both ends to form the bottom, side walls, etc. of the case, a case of any shape or material can be created.
It has the effect of being easy and inexpensive to create.

[Brief explanation of the drawing]

Figure 1 is a diagram showing the structure of the case of the first embodiment, Figure 2 (A) is a top view showing the lid of the case in a closed state, and Figure 2 (B) is Figure 2 (A). 2(C) is a side view thereof; FIG. 3 is a diagram showing the relationship between the frame and wall members; FIG. 4 is a diagram showing the configuration of the case of the second embodiment; Figures (A) and (B) are diagrams showing the shapes of both ends of another embodiment. In the figure, 1.2... Both ends of the lid part, 3.4... Both ends of the main body part, 5, 6... Hinge part, 7-10... Frame,
11.12...Lock release button, 13,14.21
...Locking part, 15.16...Opening part, 17.18.
...1.19.43...Handle, 22...Lever, 2
3...Spring, 41.42...Intermediate member, 50
~55...both ends, 100...lid part, 101...
It is the main body. Figure 3

Claims (5)

[Claims] (1) A method for manufacturing a case consisting of a lid and a main body, the method comprising: a locking part that locks the lid and the main body in a closed state; and a hinge part that connects the lid and the main body. and creating an intermediate member having a shape determined based on both end members constituting both end parts of the lid part and the main body part, and the length in the opening direction of the lid part and the thickness of the case. ,
Manufacturing a case, comprising the step of connecting the end members and intermediate members corresponding to the end members to form a case, and manufacturing a case having a desired shape by replacing the intermediate members. Method. (2) A step of creating a plurality of frames having a length corresponding to the length in the opening direction in which the lid of the case is opened, and forming both ends of the lid and both ends of the main body corresponding to the ends. a step of connecting both end members with the plurality of frames to create a framework of the case, and fixing a wall member to the both end members and the plurality of frames to surround the wall member and forming a lid portion and a side wall of the case. and a step of forming a bottom portion, the method comprising: changing the shapes of the plurality of frames and wall members to manufacture cases having different shapes or characteristics. (3) The both end members include a locking portion that locks the lid portion and the main body portion in a closed state, and a hinge portion that connects the lid portion and the main body portion, and the end members include at least one of the plurality of frames. 1
3. The method of manufacturing a case according to claim 2, wherein the case is provided with a handle member. (4) The method for manufacturing a case according to claim 2, wherein the thickness of the case is changed by the wall member. (5) The case manufacturing method according to claim 2, wherein a soft case is formed by using a flexible member for the wall member.