JP2572417Y2 - Tray for bobbin - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tray for a bobbin used for packing a large number and various types of bobbins in a multilayer.

[0002]

2. Description of the Related Art Conventionally, a wound bobbin (including both a wound and unwound yarn).
Is designed to pack and convey many pieces in one or more layers. The upper and lower portions of the bobbin are supported by trays so that the bobbin does not swing or fall during transportation, and various trays have been proposed (for example, Japanese Utility Model Publication No. 53-6697 and Japanese Utility Model Publication No. 55-
No. 43084, Japanese Utility Model Publication No. 57-30300,
No.-276032, Japanese Utility Model Application Laid-Open No. 63-126290, Japanese Utility Model Application Laid-Open No. 2-93228).

[0003] In these conventional bobbin trays, an umbrella body provided with a projection which can be fitted into a lower portion of the bobbin on the upper surface of the plate body, and which can be covered on an upper portion of the bobbin on the lower surface of the plate body. And a molded article having an integral structure.

[0004]

The above-mentioned conventional bobbin tray has a problem that it is difficult to cope with a change in the bobbin inner diameter, outer diameter, or top shape because it is a molded product having an integral structure. .

That is, the outer diameter and the top shape of the bobbin can be changed by forming the umbrella in multiple stages with cylinders having different diameters. It was impossible to change the diameter of the projection provided on the upper surface, and it was not possible to cope with the change in the inner diameter of the bobbin.

Therefore, when the inner diameter of the bobbin is larger than the outer diameter of the projection, when a large number of bobbins are stacked and packed, it must be transported between the bobbin and the tray. There was a problem of play.

[0007]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and can easily cope with changes in the shape (inner diameter, outer diameter, top shape, etc.) of a bobbin. It is an object of the present invention to provide a tray for a bobbin that can be wound.

A tray for a bobbin wound according to the present invention which achieves the above object has the following structure.

(1) A bobbin tray provided with a projection on the upper surface of the plate body, which can be fitted into a lower portion of the bobbin, and a lower surface provided with an umbrella capable of being covered on the upper portion of the bobbin. 3. The thread bobbin tray according to claim 1, wherein the projection and the umbrella are separate members from the plate, and are engaged with each other to sandwich the plate.

(2) In a tray for a bobbin bobbin provided with an umbrella capable of being covered on the upper part of the bobbin on the lower surface of the plate, the umbrella is a separate member from the plate, and the upper surface of the plate is A thread bobbin tray integrated with the attachment arranged in the above-mentioned manner and engaged with each other with a plate body interposed therebetween.

(3) In a bobbin tray provided with a protrusion which can be fitted into a lower portion of the bobbin on the upper surface of the plate, the protrusion is provided as a separate member from the plate and disposed on the lower surface of the plate. A thread-wound bobbin tray, wherein the attachment and the plate are sandwiched and engaged with each other to be integrated.

[0012] However, the projection and the umbrella body or the engagement portion between the umbrella body or the projection and the attachment are provided with a hook provided on one member and a hook provided on the other member so as to face the hook. The locking hole is configured by locking the edge of the hole, and the locking hole includes a locking narrow groove formed along the circumferential direction and a non-locking thick groove continuous with the locking narrow groove. Is what it is.

[0013]

[Action] In the wound bobbin tray of the present invention,
The projection and umbrella, the umbrella and attachment, or the projection and attachment sandwich the plate and engage with each other to form an integrated structure. It is possible to release the engagement and replace the projection or umbrella. It is. Therefore, a projection and an umbrella body suitable for the shape of the bobbin can be provided. If the projection and the umbrella body or the engagement hole that constitutes the engagement portion between the umbrella body or the projection and the attachment is configured by a narrow hook groove and a non-hanging thick groove formed along the circumferential direction, vibration or other external force is applied. Even so, it is possible to configure a hooking portion that is not likely to come off.

In the case where the plate, the projection and the umbrella are formed as separate members, the projection fitted into the lower part of the bobbin can be exchanged, and even if the diameter of the lower part of the bobbin is different. It is possible to further diversify the thread bobbins that can be shared.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is an enlarged view of a part of a bobbin tray 2, 2 used for an intermediate layer when a large number of bobbins 1, 1 are packed in multiple layers, as shown in FIG. FIG. 2 is an enlarged sectional view of a part of a bobbin tray 2a used for the uppermost layer, and FIG. 3 is a sectional view of a bobbin tray 2b also used for the lowermost layer. It is sectional drawing which expanded and showed a part.

Tray 2 for a bobbin wound on an intermediate layer
Is provided on a top surface 4a of a rectangular plate (synthetic resin foam plate of polypropylene, polyethylene, etc.) 4 with a projection (synthetic resin molded product) 5 which can be fitted into a lower portion of the bobbin 1, and on a lower surface 4b. An umbrella (synthetic resin molded product) 6 that can be crowned is provided above the bobbin 1. Protrusion 5
The umbrella body 6 and the umbrella body 6 are located at positions facing each other with the plate body 4 interposed therebetween, and a large number (for example, a total of 3
(6 places).

The protrusion 5 is provided with a cylindrical portion 8 provided above the central portion of the disk portion 7 and several fins 9, 9 provided radially on the outer periphery of the cylindrical portion 8. An annular ridge 11 that fits into a through hole 10 formed in the plate 4 is intermittently provided on the lower side, and an annular ridge connected to the cylindrical portion 8 is provided inside the annular ridge 11. An article 11a is provided. Four engaging holes 12, 12 are formed at circumferentially symmetrical positions along the annular ridge 11 of the disk portion 7 in the circumferential direction. The hook hole 12 has a configuration in which the narrow hook groove 12a and the non-hanging thick groove 12b are connected as shown in FIG.

On the other hand, the umbrella body 6 passes through the through hole 10 of the plate body 4, and the annular disk 14 is attached to the annular projection 11 a of the projection 5 and the lower portion of the cylindrical portion 13 which fits inside the cylindrical portion 8. The small-diameter cylindrical portion 15 is provided below the peripheral edge of the annular disk 14.
Tapered cylindrical part 16, annular disk part 17, large diameter cylindrical part 1
8, while the tapered cylindrical portion 19 is sequentially connected, a cylindrical portion 20 is continuously provided on the upper peripheral edge of the tapered cylindrical portion 19,
An annular disk 21 flush with the annular disk 14 is provided continuously outside the upper end of the cylindrical portion 20. On the upper side of the peripheral edge of the annular disk 14, four hooks 2 are provided at positions corresponding to the hook holes 12, 12 formed in the disk portion 7 of the projection 5.
2, 22 project upward at diametrically symmetric positions. The hook 22 includes a rising piece 22a and a hook piece 22b provided outward at the upper end of the rising piece 22a.
“a” has substantially the same thickness as the width of the hooking narrow groove 12a formed on the projection 5, and is located at a position facing the hooking narrow groove 12a. The maximum thickness of the hook 22b is approximately the same as the width of the non-latching thick groove 12b.

However, the projection 5 and the umbrella body 6 are opposed to each other with the plate body 4 interposed therebetween, and the hooks 22, 22 of the umbrella body 6 are engaged with the engagement holes 12, 12, respectively. The projection 5 and the umbrella body 6 are integrated with the plate body 4.

When the hook 22 and the hook hole 12 are hooked, first, the hook 22 is inserted into the non-hook thick groove 12b of the hook hole 12.
, The hook 22 is caused to enter the hook hole 12, and then the umbrella body 6 (or the projection 5) is rotated so that the hook 22 is rotated.
Is moved to the position of the hooking narrow groove 12a of the hooking hole 12 to be in the hooking state. In this state, the rising piece 2 of the hook 22
Since the thickness of the hook 2a and the width of the hooking narrow groove 12a are substantially the same, there is no allowance for the hooking hook 22 to be deformed (curved) even when subjected to an external force.

Next, the bobbin tray 2a used for the uppermost layer is placed on the lower surface 4b of the rectangular plate 4 similar to the above.
An umbrella body 6 similar to the above is provided. On the upper surface 4 a side of the plate 4, a disk-shaped attachment (synthetic resin molded product) 23 is provided instead of the protrusion 5.

The attachment 23 also has hook holes 24, 24, each of which is formed of a narrow hook groove and a non-hook thick groove, like the hook hole 12, corresponding to the hook hooks 22, 22 of the umbrella body 6. The attachment 23 and the umbrella body 6 are opposed to each other with the plate body 4 interposed therebetween, and the hooks 22 of the umbrella body 6 are attached to the attachment 2.
The attachment 23 and the umbrella body 6 are integrated with the plate body 4 by being hooked on the 3 hook holes 24, 24. In this case, the number of pairs of the attachment 23 and the umbrella body 6 is the same as the number and the position of the pairs of the projections 5 and the umbrella body 6 of the bobbin tray 2.

Tray 2 for a bobbin wound on the bottom layer
“b” is provided with the same projections 5 on the upper surface 4 a of the rectangular plate 4 as above, and on the lower surface 4 b of the plate 4,
A disk-shaped attachment (synthetic resin molded product) 25 is provided.

The attachment 25 is provided with a hook hole 1 for the projection 5.
2, the rising pieces 26 are similar to the hooks 22.
a and a hook 26b are provided. The projection 5 and the attachment 25 are also opposed to each other with the plate body 4 interposed therebetween, and the hook 26 of the attachment 25 is hooked in the engagement hole 12 of the projection 5, so that the plate body 4, the projection 5, and the attachment 2 are formed.
5 are integrated. The number of pairs of projections 5 and attachments 25 is the same as the number of pairs of projections 5 and umbrella bodies 6 of the bobbin tray 2 and the same positions.

The projection 5 and the umbrella body 6 are adapted to be hooked to the bobbin 1 as shown in FIG.

That is, the fin 9 provided on the cylindrical portion 8 of the projection 5 is fitted into the lower portion of the bobbin 1 without any gap. The fin 9 is formed with a chamfered portion 9a so that the fitting can be performed smoothly. The inner diameter of the lower part of the bobbin 1 is usually substantially constant between different types of bobbins, so that one type of projection 5 can be used for several types of bobbins 1. When the diameter of the spindle of the winding machine changes and the inner diameter of the lower part of the bobbin 1 changes, the hook between the projection 5 and the umbrella body 6 is released, and another projection having a different diameter of the circle circumscribing the fin 9 is used. Can be exchanged, and it is possible to cope with the case where the lower inner diameter of the bobbin changes.

The umbrella body 6 has a crowned portion 27 formed by connecting the annular disk 14 to the tapered cylindrical portion 19 so as to be crowned outside the upper cylindrical body of the bobbin 1. As shown in the figure, the upper cylindrical body of the bobbin 1 has 28a, 28b,
Even when the shape changes to various shapes like 28c and 28d, the small-diameter cylindrical portion 15 and the annular disk 14 are hooked on the upper cylinders 28a and 28b, and the large-diameter cylindrical portion is locked on the upper cylinder 28c. 18 and the annular disk 17 can be hooked.
Further, the tapered cylindrical portion 16 and the annular disk 14 can be engaged with the upper cylindrical body 28d. As described above, the umbrella body 6 can correspond to a plurality of types of the bobbin 1.

As described above, according to the bobbin trays 2, 2a and 2b of the embodiment, several types of bobbins 1 can be shared.

Referring to FIG. 4, a state in which a number of bobbins 1 and 1 are packed in a multilayer structure will be described with reference to FIG.
Using the bobbin tray 2b of the embodiment shown in
The middle layer uses the bobbin tray 2 of the embodiment shown in FIG. 1, and the uppermost layer uses the bobbin tray 2a shown in FIG. 2 (on the upper surface of the bobbin tray 2a, as shown in FIG. 2). As shown by the dashed line, the plate body 34 may be overlapped to eliminate unevenness of the tubular portion 13 and the attachment 23, etc.). That is, the bobbin tray 2b of FIG. 3 is placed on a square resin foam plate (for example, polypropylene) 29, and a predetermined number (for example, 36) of bobbin bobbins 1, 1 are hooked on the protrusions 5 thereon. Line up. The bobbin tray 2 of FIG. 1 is again placed on top of these bobbins 1, 1, and the crown 27 of the umbrella body 6 is attached to the bobbins 1, 1.
Place it so as to hang it on 1. Thereafter, the bobbins 1 and 1 are stacked in a plurality of layers in the same manner. The upper part of the uppermost bobbin 1 is a tray 2 for the bobbin shown in FIG.
a is placed.

The wound bobbins 1, stacked in this manner,
Reference numeral 1 denotes a tightening band (not shown) for tightening and fixing the resin foam plate 29 and the bobbin tray 2a placed on the uppermost layer in a direction approaching each other. Further, the package is covered with the pallet 30, the rectangular frame 31, and the cover plate 32, and tightened again from the outside with the tightening band, thereby completing one package. When transporting the package, the tightened bobbins 1, 1
, Not only a vertical load but also a load is applied in various directions and receives an external force that tilts. In such a case, the protrusion 5 and the umbrella 6, the attachment 23 and the umbrella 6, or
Hook 2 with projection 5 and attachment 25 integrated
At the portions where the hooks 2 and 26 are hooked with the hook holes 12 and 24, the rising pieces 22a and 26a are bent by receiving external force, and the hook pieces 22a and 26a are bent.
There is a possibility that the locking of the plate body 4, the projection 5, the umbrella body 6, and the attachments 23 and 25 may be disengaged, but the locking hooks 22 and 26
The rising pieces 22a, 26a of the hooks can be prevented from being curved by positioning the rising pieces 22a, 26a of the hooking narrow grooves 12a having substantially the same width as their thicknesses. As a result, it is possible to prevent the plate body and the projection 5, the umbrella body 6, the attachments 23 and 25, etc. from falling apart during transportation or other handling.

[0032]

As described above, according to the wound bobbin tray of the invention, there is an effect that a tray which can easily cope with several types of bobbin having different shapes can be provided. Therefore, there is an effect that several types of bobbins can be formed into one package.

Also, the engaging portion between the projection and the umbrella body or the umbrella body or the projection and the attachment constituting the tray is formed by a hook provided on one member and a hole edge of a hook hole provided on the other member. The hooking hole is constituted by a continuous hooking narrow groove and a non-hooking thick groove, so that it is possible to provide a tray for a bobbin that is not likely to be disassembled in use during use. There is.

[Brief description of the drawings]

FIG. 1A is a partially enlarged sectional view of an embodiment of the present invention;
(B) is a partial bottom view of the protrusion of the embodiment.

FIG. 2 is a partially enlarged sectional view of another embodiment of the present invention.

FIG. 3 is a partially enlarged sectional view of another embodiment of the present invention.

FIG. 4 is an exploded perspective view of a package configured using each embodiment of the present invention.

FIG. 5 is a diagram illustrating a state in which the embodiment of the present invention is hooked on a bobbin.

[Explanation of symbols]

 Reference Signs List 1 bobbin 2, 2a, 2b tray for bobbin 4 plate 4a upper surface 4b lower surface 5 projection 6 umbrella body 8 disk part 9 cylindrical part 12 hook hole 12a hook narrow groove 12b non-stop thick groove 14 annular disk 15 Small-diameter cylindrical portion 16 Tapered cylindrical portion 17 Annular disk portion 18 Large-diameter cylindrical portion 19 Tapered cylindrical portion 22 Hook hook 22a Rising piece 22b Hook piece 23, 25 Attachment 24 Hanging hole 27 Covered part

Claims (4)

(57) [Scope of request for utility model registration] 1. A bobbin tray in which a projection is provided on an upper surface of a plate body so as to be fittable at a lower portion of the bobbin, and a lower surface is provided with an umbrella body capable of being covered on an upper portion of the bobbin. The thread bobbin tray is characterized in that the projection and the umbrella are separate members from the plate, and are engaged with each other and integrated with the plate. 2. A bobbin tray provided with an umbrella capable of being covered on an upper part of a bobbin on the lower surface of the plate, wherein the umbrella is provided as a separate member from the plate, and the umbrella is provided on the upper surface of the plate. A tray for a bobbin bobbin, characterized in that the attached attachment and the plate are sandwiched and engaged with each other to be integrated. 3. A thread bobbin tray provided with a projection which can be fitted into a lower portion of the bobbin on the upper surface of the plate body, wherein the projection is provided as a separate member from the plate body and is attached to the lower surface of the plate body. And a tray for a bobbin bobbin, wherein the tray is engaged and integrated with each other across a plate body. 4. An engaging portion between the projection and the umbrella or between the umbrella or the projection and the attachment is provided with a hook provided on one member and a hook hole provided on the other member so as to face the hook. The locking hole is configured by a locking narrow groove formed along the circumferential direction, and a non-locking thick groove continuous with the locking narrow groove. The thread-wound bobbin tray according to any one of claims 1, 2 and 3.