JP2015160658A - Package - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a package which can suppress the occurrence of liquid leakage, does not require time and effort in packing, and can be manufactured at low cost.SOLUTION: A package 1 comprises: a case part 2 having a storage groove 10 for storing a packing object X; and a lid part 3 formed integrally with the case part 2, and folded and overlapped with the case part 2 so as to close the opening of the storage groove 10. The case part 2 comprises: a first restraining part 14 provided in the storage groove 10 for restraining the packing object X in a direction except an opening direction of the storage groove 10; and a jetty part 18 provided over the whole circumference around the opening of the storage groove 10. The lid part 3 comprises: a second restraining part 20 for restraining the packing object X in the opening direction of the storage groove 10 when the lid part 3 is folded and overlapped with the case part 2; and an engagement recess part 24 engaging with the jetty part 18 over the whole circumference around the opening of the storage groove 10 when the lid part 3 folded and overlapped with the case part 2.

Description

  The present invention relates to a package.

  The following patent document 1 describes a clamshell pack as one aspect of the package. The clamshell pack has a structure in which a product is sandwiched and accommodated between a transparent plastic front clamshell and a back clamshell, and can be shipped and displayed while effectively showing the product at the time of sale. Widely used.

  The clamshell pack of the following Patent Document 1 is configured to pack a product by forming a welded portion on the outer peripheral portion of the pair of clamshells in a state where the product is held between the pair of clamshells. . This clamshell pack has a perforation formed inside the welded portion, and by making a cut along the perforation, the purchaser can break the clamshell pack and take out the product. ing.

JP 2010-168073 A

However, when the packing object is, for example, a machine part having a sliding part and coated with a liquid such as lubricating oil, liquid leakage may occur from the package during transportation. In the clamshell pack of Patent Document 1, liquid leakage is likely to occur, for example, between a welded portion and a welded portion, or from a perforation.
For this reason, conventionally, after packing and packaging the above-mentioned packing object with a film sheet (for example, a vaporizable rust-proof film), the product was put in a cosmetic box and shipped. For this reason, it takes a lot of time to pack the packing object, and excessive packaging has resulted in high costs.

  This invention is made | formed in view of the said subject, and it aims at provision of the package which suppresses generation | occurrence | production of a liquid leak and can manufacture at low cost without the effort of packaging.

  In order to solve the above-described problems, the present invention provides a case portion having an accommodation groove for accommodating an object to be packed, and a case portion formed integrally with the case portion so as to close the opening of the accommodation groove. A foldable lid portion, wherein the case portion is provided in the housing groove and restrains the packing object in a direction excluding the opening direction of the housing groove; And a jetty provided over the entire circumference around the opening of the housing groove, and the lid is folded in the case portion in the opening direction of the housing groove. A second restraining portion that restrains the engagement portion, and an engagement concave portion that engages over the entire circumference around the opening of the accommodation groove when folded on the case portion. To do.

  ADVANTAGE OF THE INVENTION According to this invention, generation | occurrence | production of a liquid leak is suppressed and the package which can be manufactured at low cost without the effort of packaging is obtained.

It is a top view which shows the package 1 in embodiment of this invention. It is a front view which shows the package 1 in embodiment of this invention. It is a right view which shows the package 1 in embodiment of this invention. It is arrow AA sectional drawing in FIG. It is sectional drawing which shows the state which folded the cover part 3 in the case part 2 of the package 1 in embodiment of this invention. It is a lineblock diagram showing track body 30a in an embodiment of the present invention. It is a plane view schematic diagram which shows the package 1 which concerns on one modification of this invention.

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

FIG. 1 is a plan view showing a package 1 according to an embodiment of the present invention. FIG. 2 is a front view showing the packing body 1 in the embodiment of the present invention. FIG. 3 is a right side view showing the packing body 1 in the embodiment of the present invention. 4 is a cross-sectional view taken along the line AA in FIG. FIG. 5 is a cross-sectional view showing a state in which the lid 3 is folded on the case 2 of the packing body 1 according to the embodiment of the present invention.
As shown in FIG. 1, the packing body 1 includes a case portion 2 that accommodates the packaging object X, a lid portion 3 that covers the case portion 2, and a connection that integrally connects the case portion 2 and the lid portion 3. Part 4. As shown in FIG. 5, the package 1 has a configuration in which a lid 3 can be folded over a case 2.

  The package 1 is made of a transparent plastic material, and the case portion 2, the lid portion 3, and the connecting portion 4 are integrally formed. As a plastic material which forms the package 1, for example, polyethylene (PE), polyethylene terephthalate (PET), polypropylene (PP) and other general-purpose plastic materials can be used. As in the present embodiment, the packaging body 1 in which the lid portion 3 can be opened and closed with respect to the case portion 2 is generally called a blister or clamshell pack.

  The case portion 2 has a trapezoidal shape as shown in FIGS. The case part 2 has an upper base 2a that forms the upper part, a lower base 2b that forms the lower part, and a leg 2c provided between the upper base 2a and the lower base 2b. This case part 2 has the accommodation groove | channel 10 which accommodates the packing target object X, as shown in FIG. The housing groove 10 opens to the upper bottom 2a of the case portion 2 and is formed at a predetermined depth from the upper bottom a to the lower bottom 2b. The accommodation groove 10 is formed in a shape substantially similar to the packing object X in plan view.

The packaging body 1 of the present embodiment is configured to accommodate a linear motion guide device generally called a linear guide as the packaging object X.
As shown in FIG. 1, the packing object X of the present embodiment includes a track body 30a and a moving body 40 that can move along the track body 30a. In the packing object X, lubricating oil is applied to a portion where the track 30a and the moving body 40 slide.

  The track body 30a and the moving body 40 form an infinite circulation path (not shown). The infinite circuit is composed of a load ball rolling path (load rolling element rolling path), a ball return path (rolling element return path), and a pair of direction changing paths (rolling element direction changing path) (all not shown). . The load ball rolling path is formed by a load ball rolling groove (not shown) formed in the moving body 40 and a ball rolling groove 31a (see FIG. 6 described later) formed in the track body 30a. The ball return passage extends parallel to the loaded ball rolling groove and is formed in the moving body 40. The direction change path is formed in a U shape that connects the load ball rolling path and the ball return path, and is formed in the moving body 40. A plurality of balls (not shown) are accommodated and arranged in the infinite circulation path. Lubricating oil is supplied to the infinite circulation path in order to smoothly roll a plurality of balls.

When the track body 30a is moved with respect to the moving body 40, a plurality of balls roll along the load ball rolling path formed between the ball rolling groove 31a of the track body 30a and the load ball rolling groove of the moving body 40. To do. The plurality of balls roll to one end of the load ball rolling path and are guided to the direction changing path. Further, the plurality of balls are returned to the loaded ball rolling path after passing through the ball return path and the direction changing path.
In this way, the packing object X can smoothly move the moving body 40 along the track body 30a by infinitely circulating a plurality of balls between the track body 30a and the moving body 40. It has a configuration.

  Returning to FIG. 1, the housing groove 10 includes a track body housing portion 11, a moving body housing portion 12, and a finger insertion portion 13. The track body accommodating portion 11 accommodates a portion of the packing object X corresponding to the above-described track body 30a. The track body accommodating portion 11 is formed in a shape (substantially rectangular shape) substantially similar to the track body 30a in plan view. The track body accommodating portion 11 is formed along the longitudinal direction of the case portion 2, which is a direction in which the case portion 2 is coupled to the lid portion 3.

  The moving body accommodating portion 12 accommodates a portion of the packing object X corresponding to the moving body 40 described above. The moving body accommodating portion 12 is formed in a shape (rectangular shape) substantially similar to the moving body 40 in plan view. The moving body accommodating portion 12 is formed along the longitudinal direction of the case portion 2. In addition, the moving body accommodating part 12 is formed so that the size of the case part 2 in the longitudinal direction is smaller than that of the track body accommodating part 11. In addition, the moving body accommodating portion 12 is formed to be larger in size in the width direction perpendicular to the longitudinal direction of the case portion 2 than the track body accommodating portion 11.

  The finger insertion part 13 is a part that secures a space for pinching the packing object X with a finger. The finger insertion portion 13 is formed in a circular shape in plan view. The finger insertion portions 13 are provided as a pair on both sides of the moving body accommodating portion 12 in the width direction of the case portion 2. The finger insertion portion 13 is formed so as to protrude in an arc shape from the moving body accommodating portion 12 in plan view.

  As shown in FIG. 1, the case portion 2 includes a first restraining portion 14 that is provided in the housing groove 10 and restrains the packing object X in a direction other than the opening direction. The first restraining part 14 has a recessed part restraining part 15 and a convex part restraining part 16.

  The recess restraining part 15 (15a, 15b, 15c, 15d) restrains the packing object X on the inward side wall surface of the receiving groove 10. The recessed portion restraining portion 15a is an inward side wall surface facing the width direction of the case portion 2 in the moving body accommodating portion 12, and restrains a portion corresponding to the moving body 40 of the packing object X. Moreover, the recessed part restraining part 15b is an inward side wall surface facing the longitudinal direction of the case part 2 in the mobile body accommodating part 12, and restrains the part corresponding to the mobile body 40 of the packing object X. As for the part corresponding to the moving body 40 of the packing object X, the movement on a plane is restrained by these recessed part restraining parts 15a and 15b.

  The recessed portion restraining portion 15c is an inward side wall surface facing the widthwise direction of the case portion 2 in the track body accommodating portion 11, and restrains a portion corresponding to the track body 30a of the packing object X. Further, the recess constraining portion 15d is an inward side wall surface facing the longitudinal direction of the case portion 2 in the track body accommodating portion 11, and restrains a portion corresponding to the track body 30a of the packing object X. The portion of the packaging object X corresponding to the moving body 40 is restrained from moving on the plane by the recess restraining portions 15c and 15d.

The convex portion restraining portion 16 restrains the packing object X with a mountain-shaped portion that rises in the center of the housing groove 10. This convex part restraining part 16 is a part corresponding to the track body 30a of the packing object X, and has a support surface 17 that supports the track body 30a formed as shown below from the inside.
FIG. 6 is a configuration diagram illustrating the track body 30a according to the embodiment of the present invention. 6A shows a side view of the track body 30a, FIG. 6B shows a bottom view of the track body 30a, and FIG. 6C shows a cross-sectional view taken along line BB in FIG. 6A. Show.

  The track 30a shown in FIG. 6 is made of a transparent plastic material. As the plastic material for forming the track 30a, for example, polyethylene (PE), polyethylene terephthalate (PET), polypropylene (PP), and other general-purpose plastic materials can be used as in the case of the package 1. The track body 30a has an outer shape formed of a plastic material. As shown in FIGS. 6A and 6C, the track body 30a has a ball rolling groove 31a. As shown in FIGS. 6B and 6C, the inner side of the track body 30a is a hollow portion 30a1.

As shown in FIG. 1, the track body 30 a is combined with the moving body 40 and accommodated in the packing body 1. The track body 30a functions as an insertion jig for inserting the moving body 40 into a track body (not shown) installed at a predetermined location. The track body 30a also functions as a holding jig that holds a plurality of balls with the moving body 40 before insertion.
In FIG. 6, the track body 30a has the ball rolling groove 31a. However, since the track body 30a formed of a plastic material can be easily bent, the ball rolling groove 31a is formed. Even if it does not exist, it is possible to form the substantial ball rolling groove 31a by pressing the ball.

  Returning to FIG. 1, the case portion 2 has a jetty portion 18 provided over the entire circumference around the opening of the accommodation groove 10. The jetty portion 18 is formed in an annular shape along the edge of the upper base 2a having a substantially rectangular shape in a plan view of the case portion 2, and is formed in a circuit shape in this embodiment. As shown in FIGS. 2 and 3, the jetty portion 18 is formed at a certain height from the upper bottom 2 a of the case portion 2. As shown in FIG. 4, the jetty portion 18 has an inclined surface 18 a at a portion corresponding to the annular inner side. The jetty portion 18 has a constant cross-sectional shape over the entire circumference of the accommodation groove 10.

  When the lid 3 is folded on the case 2 as shown in FIG. 5, the lid 3 has a second restraining portion 20 that restrains the packing object X in the opening direction of the accommodation groove 10 (the vertical direction in FIG. 5). Have. The second restraining portion 20 has a convex portion restraining portion 21 provided at a position facing the center of the housing groove 10 when folded on the case portion 2. The convex portion restraining portion 21 has a trapezoidal shape that protrudes to the side of the lid portion 3 facing the accommodation groove 10. The convex part restraining part 21 has a pressing surface 22 formed in a flat surface, and is configured to press the upper surface of the packing object X with the surface. A pair of convex portions 23 are provided on both sides in the longitudinal direction of the convex portion restraining portion 21. The pair of convex portions 23 are provided at positions facing the support surfaces 17 at both ends in the longitudinal direction of the convex portion restraining portion 16.

  As shown in FIG. 5, the lid 3 has an engaging recess 24 that engages over the entire circumference of the pier portion 18 and the opening of the receiving groove 10 when folded over the case portion 2. As shown in FIG. 1, the engagement recess 24 is formed in an annular shape along the edge of the lid portion 3 having a substantially rectangular shape in plan view, and is formed in a circuit shape in this embodiment. As shown in FIGS. 2 and 3, the engaging recess 24 is formed at a certain height (depth) on the side of the lid 3 that does not face the receiving groove 10. As shown in FIG. 4, the engaging recess 24 has an inclined surface 24 a at a portion corresponding to the inner side of the annular shape. The engaging recess 24 has a constant cross-sectional shape over the entire circumference of the lid 3.

  As shown in FIG. 2, the overall height H <b> 2 of the lid portion 3 is set to be smaller than the overall height H <b> 1 of the case portion 2. Here, the total height H <b> 2 of the lid 3 is the height from the convex portion 23 to the engaging concave portion 24. Moreover, the total height H1 of the case part 2 is the height from the jetty part 18 to the lower bottom 2b. As shown in FIG. 2, in a state where the package 1 is unfolded, the overall height H2 of the lid portion 3 is preferably as small as possible from the standpoint of placement. For example, if the engagement recess 24 is excessively shallow, When the portion 3 is closed, positioning with respect to the case portion 2 becomes difficult, and it becomes impossible to ensure a sealing property between the jetty portion 18 and the engaging recess 24. For this reason, the overall height H2 of the lid portion 3 is set to a size that allows positioning with respect to the case portion 2 when the engaging recess 24 is engaged with the jetty portion 18. This height can be determined by, for example, experiments or simulations.

  As shown in FIG. 1, the connecting portion 4 includes a connecting band portion 25 that integrally connects the case portion 2 and the lid portion 3. The connection band part 25 is provided in a pair in the width direction of the case part 2, and connects both end parts of the case part 2 and both end parts of the lid part 3. The connecting portion 4 includes a first hinge portion 27 for bending one of the case portion 2 and the lid portion 3 (for example, the lid portion 3) with respect to the other (for example, the case portion 2), the case portion 2 and And a second hinge portion 28 for bending one of the lid portions 3 (for example, the lid portion 3) with respect to the other (for example, the case portion 2). As shown in FIG. 2, the first hinge portion 27 bends the lid portion 3 at the lower end of the leg 2 c of the case portion 2. Further, as shown in FIG. 5, the second hinge portion 28 further bends the lid portion 3 in the vicinity of the upper bottom 2 a of the case portion 2. Thus, the connection part 4 of this embodiment becomes a structure which can be bent in two steps.

  Then, the packing operation | work and effect | action by the package 1 of the said structure are demonstrated.

  When packing the packing object X, first, as shown in FIG. 1, the packing body 1 is placed on the work table with the lid 3 opened. Here, as shown in FIG. 2, the lid portion 3 is formed thinner than the case portion 2, so that the case portion 2 can be prevented from floating from the work table due to the thickness of the lid portion 3. Further, the connecting portion 4 is configured to be bent in two stages, and can be inclined by bending at the first hinge portion 27 and the second hinge portion 28, so that the engaging recess 24 of the lid portion 3 can be bent. Absorbing the height, the bottom 2b of the case portion 2 and the bottom of the engagement recess 24 of the lid portion 3 are positioned on the same plane, and the case portion 2 can be prevented from floating from the work table. Thus, according to the package 1 of the present embodiment, the stability of the packing operation can be improved.

  Next, the packaging object X is accommodated in the accommodation groove 10 of the package 1 in the state shown in FIG. When the packaging object X is accommodated in the accommodation groove 10, the packaging object X is restrained in a direction other than the opening direction of the accommodation groove 10 (perpendicular to the paper surface in FIG. 1). In this embodiment, as shown in FIG. 1, the packing object X is restrained from the outside by the recess restraint portions 15 (15 a, 15 b, 15 c, 15 d) of the first restraint portion 14, and the longitudinal direction of the case portion 2 and Movement on a plane including the width direction is restricted. Further, the packing object X is supported from the inside of the track body 30a by the support surface 17 of the convex portion restraining portion 16 of the first restraining portion 14 (see FIG. 5).

  Finally, as shown in FIG. 5, the lid portion 3 is folded over the case portion 2 so as to close the opening of the accommodation groove 10. The lid portion 3 includes a second restraining portion 20 that restrains the packing object X in the opening direction of the housing groove 10 when folded on the case portion 2. The second restraining portion 20 restrains the packing object X in the opening direction of the housing groove 10 by pressing the packing object X housed in the housing groove 10 from above. Thereby, the six-sided restraint of the packing object X is completed, and the packing object X can be protected from backlash during conveyance. Moreover, since the 2nd restraint part 20 suppresses the upper surface of the packing target object X by a predetermined area via the pressing surface 22, even if there is some rattle during conveyance, the packing target object X is compared with the point contact form. Occurrence of shaving or the like can be suppressed.

  Further, when the lid portion 3 is folded over the case portion 2 so as to close the opening of the receiving groove 10, as shown in FIG. 5, the jetty portion 18 and the engaging recess 24 are all around the opening of the receiving groove 10. Engage over the circumference. The jetty portion 18 is formed at a certain height from the upper bottom 2a of the case portion 2. Even if the case portion 2 is tilted to some extent, the lubricating oil applied to the packing object X does not leak out. Further, the jetty portion 18 has a fixed shape as shown in FIG. 4 and is formed in a circuit shape as shown in FIG. 1, and the engaging recess 24 also has a fixed shape as shown in FIG. Thus, as shown in FIG. 1, it is formed in the same circuit shape as the jetty portion 18. For this reason, the engaging recess 24 can be engaged with the jetty portion 18 at a substantially constant pressure all around the opening of the accommodation groove 10. As described above, according to the package 1 of the present embodiment, the engagement pressure between the jetty portion 18 and the engagement recess 24 is hardly partially biased around the opening of the accommodation groove 10, and the sealing property is improved. Since it is raised, the liquid leakage from the package 1 can be suppressed.

Further, according to the connecting portion 4 of the present embodiment, the lid portion 3 is bent at the lower bottom 2 b of the case portion 2 in the first hinge portion 27, and further the lid portion 3 is folded on the case portion 2 in the second hinge portion 28. Since the upper bottom 2a can be bent, the engagement recess 24 can be easily engaged with the jetty 18 provided on the upper bottom 2a.
Further, the total height H2 of the lid 3 is set to a size that allows positioning with respect to the case 2 when the engaging recess 24 is engaged with the jetty 18, so that the packaging operation can be performed simply by closing the lid 3. finish. Thus, according to the package 1 of the present embodiment, welding or the like between the case portion 2 and the lid portion 3 is not required, and packaging does not take time. Moreover, according to the package 1 of this embodiment, since the case part 2 and the cover part 3 are integrally molded with a plastic material and can be mass-produced, it can be manufactured at low cost.

  Thus, according to the above-described embodiment, the case portion 2 having the accommodation groove 10 that accommodates the packing object X and the case portion 2 that is formed integrally with the case portion 2 and closes the opening of the accommodation groove 10. The packaging body 1 has a lid portion 3 that can be folded on the portion 2, and the case portion 2 is provided in the accommodation groove 10 and restrains the packing object X in a direction excluding the opening direction of the accommodation groove 10. A first restraint portion 14 and a jetty portion 18 provided over the entire periphery of the opening of the accommodation groove 10, and the lid portion 3 of the accommodation groove 10 when folded over the case portion 2. A second restraining portion 20 that restrains the packing object X in the opening direction, and an engagement recess 24 that engages over the entire circumference of the pier portion 18 and the accommodation groove 10 when folded over the case portion 2. By adopting the configuration of having And packaging body 1 can be manufactured at low cost takes the hassle is obtained packaging.

The present invention can also employ the following modifications.
FIG. 7 is a schematic plan view showing a package 1 according to a modification of the present invention.
In the description of FIG. 7, the same or equivalent components as those of the above-described embodiment are denoted by the same reference numerals, and the description thereof is simplified or omitted.
The modification shown in FIG. 7 differs from the above embodiment in that the track body 30a is integrally formed so as to be separable from the lid portion 3.

  As described above, when the track body 30a is formed of a plastic material, it can be integrally formed with the package body 1. As shown in FIG. 7, if the track body 30a is formed integrally with the lid 3 (or the case 2), the cost can be further reduced. In the example shown in FIG. 7, the track body 30 a is connected to the lid portion 3 via the connection band portion 6 and can be separated by a perforation 5 formed in the connection band portion 6. By separating along the perforation 5, the movable body 40 can be inserted in accordance with the height of the installed track body (not shown). In this configuration, the packing object X can be accommodated in the accommodation groove 10 by inserting the moving body 40 into the track body 30a, bending it at the base of the connection band portion 6, and closing the lid portion 3. .

  As mentioned above, although preferred embodiment of this invention was described referring drawings, this invention is not limited to the said embodiment. Various shapes, combinations, and the like of the constituent members shown in the above-described embodiments are examples, and various modifications can be made based on design requirements and the like without departing from the gist of the present invention.

  For example, in the above embodiment, the configuration in which a plurality of balls are interposed between the track body 30a and the moving body 40 has been described, but the present invention is not limited to this. A roller may be used instead of the ball. In this case, a ball rolling surface is formed instead of the ball rolling groove 31a. Further, the track body 30a and the moving body 40 may slide (slide support) without using a ball or a roller.

  Further, for example, in the above-described embodiment, the case where the packing object is a linear motion guide device is illustrated, but the present invention can also be applied to other packing objects. The present invention can be suitably used for an object to be packed including a sliding portion that needs to be supplied with lubricating oil or the like, such as a joint device such as a spline device, a ball screw device, or a robot arm.

DESCRIPTION OF SYMBOLS 1 Packing body 2 Case part 3 Cover part 4 Connection part 5 Perforation 10 Accommodation groove 14 1st restraint part 18 Jetty part 20 Second restraint part 24 Engagement recessed part 27 1st hinge part 28 2nd hinge part 30a Track body H1 Overall height H2 Height X Packing object

Claims (4)

A packaging body having a case portion having an accommodation groove for accommodating an object to be packed, and a lid portion formed integrally with the case portion and foldable on the case portion so as to close an opening of the accommodation groove. There,
The case portion is provided over the entire circumference around the opening of the housing groove and a first restraining portion that is provided in the housing groove and restrains the packing object in a direction excluding the opening direction of the housing groove. A jetty, and
The lid part includes a second restraining part that restrains the packing object in the opening direction of the housing groove when folded on the case part, and the jetty part when the lid part is folded on the case part. A packaging body comprising an engaging recess that engages the entire circumference of the circumference of the opening of the housing groove. A connecting portion that integrally connects the case portion and the lid portion;
The connecting portion includes a first hinge portion for bending one of the case portion and the lid portion with respect to the other, and a second hinge for bending one of the case portion and the lid portion with respect to the other. The package according to claim 1, further comprising: a portion.   The overall height of the lid portion is smaller than the overall height of the case portion, and is set to a size that allows positioning with respect to the case portion when the engaging recess is engaged with the jetty portion. The package according to claim 1 or 2. The packing object includes a track body, and a movable body movable along the track body,
The packing body according to any one of claims 1 to 3, wherein the track body is integrally formed so as to be detachable from the case portion or the lid portion.

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