CN219600178U - A mould pressing structure for label preparation - Google Patents

Abstract

The utility model discloses a mould pressing structure for label making, which comprises an upper mould plate, a lower mould plate and a forming cavity formed by the upper mould plate and the lower mould plate, wherein a blank is filled in the forming cavity, a finished label is obtained through heating and pressure maintaining, and the mould pressing structure also comprises an insert, wherein the insert is positioned between the lower mould plate and the upper mould plate, a through hole is processed in the middle of the insert, and a second overflow groove is processed in the outer ring of the through hole; the lower die plate is provided with a second sinking groove for accommodating the insert, the lower die plate is also provided with a first sinking groove, and the outer ring of the first sinking groove is provided with a first overflow groove; the bottom surface of the upper die plate is flush with the upper surface of the through hole of the insert, and the bottom surface of the upper die plate, the through hole and the first sinking groove form a closed forming cavity. The device is used for compression molding the label with the step edge by adding the insert, and the outer ring of the molding cavity is provided with two overflow grooves, so that the finished label can be obtained by pressing the compression molded part after the insert is taken out, and the processing process is simple and quick.

Description

A mould pressing structure for label preparation

Technical Field

The utility model relates to the technical field of improved design of a mould pressing structure of a decorative label, in particular to a mould pressing structure for label manufacturing.

Background

The decorative label displays the LOGO of the product, and the LOGO is adhered to clothes, caps or shoes, so that a certain decoration effect and an obvious identification effect can be achieved.

In the prior art, the publication CN111712372B discloses that the decorative sheet comprises a substrate and a concave portion. The concave part is arranged on the surface of the base material. In the concave portion, the depth direction coincides with the thickness direction of the base material. The concave portion includes a first concave-convex pattern and a second concave-convex pattern. The first concave-convex pattern is provided in a first region of the inner surface of the concave portion. The second embossment is a different embossment than the first embossment. The second concave-convex pattern is provided in a second region different from the first region of the inner surface of the concave portion. The press-molding die includes a die portion corresponding to a recess formed in a surface of a base material in a state where a depth direction coincides with a thickness direction of the base material, and is in contact with the surface of the base material, wherein the die portion includes a first concave-convex portion corresponding to a first concave-convex pattern in a third region of an outer surface of the die portion corresponding to a first region of an inner surface of the recess where the first concave-convex pattern is provided, and includes a second concave-convex portion corresponding to a second concave-convex pattern in a fourth region of an outer surface of the die portion corresponding to a second region of the inner surface different from the third region, wherein the second region of the second surface of the inner surface is provided with the second concave-convex pattern different from the first concave-convex pattern, and is different from the first region, and the second surface is different from the first surface, and the first concave-convex pattern is not provided on the second surface.

In the above technical scheme, the decorative sheet comprises a base material and a concave part arranged on the surface of the base material, wherein the concave part is provided with concave-convex patterns, and the decorative sheet can be obtained through die pressing of a die part. The labels adhered to the clothes, caps or shoes are generally round sheets or square sheets, wherein one side is molded with a product LOGO, and the other side is adhered to the clothes, caps or shoes through hot melt adhesive, and the problem is that the hot melt adhesive is overflowed out of the labels, namely, the hot melt adhesive can be seen out of the labels, so that the appearance is affected.

To this end, we propose a moulded structure for labelling in order to solve one of the above problems.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a mould pressing structure for label manufacturing, which is used for mould pressing and forming labels with stepped edges by adding inserts, wherein two overflow grooves are arranged on the outer ring of a forming cavity, so that finished labels can be obtained by pressing mould pressing parts after the inserts are taken out, and the processing process is simple and quick.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the mould pressing structure for label making comprises an upper mould plate, a lower mould plate, a forming cavity formed by the upper mould plate and the lower mould plate, a finished label obtained by heating and pressure maintaining, an insert, a through hole and a second overflow groove, wherein the insert is positioned between the lower mould plate and the upper mould plate, the through hole is formed in the middle of the insert, and the second overflow groove is formed in the outer ring of the through hole; the lower die plate is provided with a second sinking groove for accommodating the insert, the lower die plate is also provided with a first sinking groove, and the outer ring of the first sinking groove is provided with a first overflow groove; the bottom surface of the upper die plate is flush with the upper surface of the through hole of the insert, and the bottom surface of the upper die plate, the through hole and the first sinking groove form a closed forming cavity.

Further, the second sinking groove also extends out of the clamping groove on the lower template, and the clamping plate matched with the clamping groove is arranged on the insert.

Further, the second sinking groove is further provided with a positioning groove on the lower die plate, and the insert is provided with a positioning edge matched with the positioning groove.

Further, the positioning edge is a bevel edge.

Further, the first overflow trough and the second overflow trough are closed and communicated in the length direction.

Further, a second isopipe, as described above, is positioned on the upper surface of the insert and contacts the bottom surface of the upper die plate.

Further, the first overflow trough is communicated with the side part of the first sinking trough, and the second overflow trough is communicated with the side part of the through hole of the insert.

Further, the cross-sectional shapes of the first overflow trough and the second overflow trough as described above are both trapezoidal.

Further, at least one molding cavity is arranged on the lower template, the molding cavity is in the shape of a square sheet, a round sheet or a special-shaped sheet with steps, and the bottom of the first sinking groove can be also processed with a negative pattern.

Furthermore, ribs are further processed on the surface of the insert, and rib grooves matched with the ribs are processed on the bottom surface of the upper template or the first sinking groove.

Compared with the prior art, the utility model has the beneficial effects that: the label with the step edge is molded by adding the insert, and the two overflow grooves are formed in the outer ring of the molding cavity, so that the finished label can be obtained by pressing the molded part after the insert is taken out, and the processing process is simple and quick. Meanwhile, in order to improve efficiency, a plurality of cavities can be designed, the correct placement of the front and back surfaces of the insert can be ensured by utilizing the inclined positioning edges, and in order to increase the structural strength of the insert, rib plate design can be added on the insert.

Drawings

FIG. 1 is a schematic view of the lower die plate and insert mating of the present utility model;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;

FIG. 4 is an enlarged schematic view at B in FIG. 3;

FIG. 5 is an exploded view of FIG. 1;

FIG. 6 is a schematic diagram of a mold structure of the insert with the addition of rib plates;

FIG. 7 is a square tab label of the present utility model;

fig. 8 is a wafer label of the present utility model.

In the figure: 1. a lower template; 11. a first overflow trough; 12. a clamping groove; 13. a positioning groove; 14. a rib groove; 2. an insert; 21. a second overflow trough; 22. a clamping plate; 23. positioning edges; 3. an upper template; 4. square pieces; 5. and (3) a wafer.

Detailed Description

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "fixed," "mounted," "connected," "disposed," and the like are to be construed broadly, e.g., when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements.

The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, in the first embodiment, taking the label of the square sheet 4 as an example, the outer ring of the label in fig. 7 is provided with steps, the bottom surface of the cuboid with the large lower part is provided with convex LOGO patterns, the top surface of the cuboid with the small upper part is a smooth surface, and the cuboid is used for being adhered to articles such as clothes, caps or shoes, and the like, and the area of the adhered part is slightly smaller than the position where the LOGO patterns are located, so that the overall appearance effect cannot be influenced due to the fact that the hot melt adhesive overflows slightly. The square sheet 4 label is used as a decoration, and is generally made of silica gel or elastomer materials, specifically, the square sheet 4 label is obtained by heating and pressurizing after two mold plates are assembled, and the key point of the square sheet 4 label is a molding cavity structure of the mold plates, so that the step positions of the square sheet 4, the convex design of LOGO patterns and the subsequent demolding operation are ensured.

The mold pressing structure for label manufacturing specifically comprises an upper template 3, a lower template 1 and a molding cavity formed by the upper template 1 and the lower template, wherein blanks are filled in the molding cavity and finished labels are obtained through heating and pressure maintaining, the mold pressing structure also comprises an insert 2, the insert 2 is positioned between the lower template 1 and the upper template 3, a through hole is processed in the middle of the insert 2, a second overflow groove 21 is processed in the outer ring of the through hole, as shown in fig. 4-6, the insert 2 is a plate, a rectangular through hole is formed in the middle, a surrounding second overflow groove 21 is processed in the outer ring of the rectangular through hole, and a gap is reserved at the tops of the rectangular through hole and the second overflow groove 21, so that redundant mold pressing materials can flow into the second overflow groove 21; the lower die plate 1 is provided with a second sinking groove for accommodating the insert 2, the second sinking groove is a sinking groove, the lower die plate 1 is also provided with a first sinking groove, the first sinking groove is a rectangular blind hole, the rectangular through hole and the rectangular blind hole form a forming cavity of the square sheet 4, the outer ring of the first sinking groove is circumferentially provided with a first overflow groove 11, and gaps are reserved at the tops of the rectangular blind hole and the first overflow groove 11, so that redundant molding materials can flow into the first overflow groove 11; the bottom surface of the upper die plate 3 is flush with the upper surface of the through hole of the insert 2, and the bottom surface of the upper die plate 3, the through hole and the first sinking groove form a closed forming cavity.

In the second embodiment, on the basis of the technical solution of the first embodiment, in the mold pressing structure for manufacturing the label, for the structure of the insert 2, the second countersink further extends out of the clamping groove 12 on the lower die plate 1, the clamping plate 22 matched with the clamping groove 12 is arranged on the insert 2, that is, an exhaust gap is kept between the lower die plate 1 and the insert 2, one end of the clamping groove 12 extends to the side surface of the lower die plate 1, four clamping grooves 12 are respectively arranged on four sides of the lower die plate 1 to ensure uniform exhaust gap distribution, the clamping grooves 12 are rectangular grooves, and correspondingly, four clamping plates 22 extend out of the periphery of a plate of the insert 2. In addition, the second sinking groove is also provided with a positioning groove 13 on the lower die plate 1, the insert 2 is provided with a positioning edge 23 matched with the positioning groove 13, and the positioning edge 23 is a bevel edge. For the shape of the insert 2, the clamping plate 22 is designed in the middle, the insert 2 is a rectangular plate, the insert 2 is placed on the lower die plate 1 to ensure that the second overflow groove 21 faces upwards, and in the actual operation process, the worker can easily reverse the insert because the shape of the upper surface and the lower surface of the rectangular plate are the same, so that the insert 2 can be correctly placed by designing an inclined positioning edge 23 and a corresponding positioning groove 13, and errors caused by placing the insert 2 are avoided.

In the third embodiment, on the basis of the technical solution of the first embodiment, in the mold pressing structure for manufacturing the label, for the structural design of the two overflow grooves, as the label is in the shape of the square sheet 4, the rectangular through hole is processed in the middle of the corresponding insert 2, and the first sinking groove processed on the lower mold plate 1 is a rectangular blind hole, the first overflow groove 11 and the second overflow groove 21 are both closed and communicated in the length direction, and are both rectangular outer rings. In particular, a second overflow 21 is located on the upper surface of insert 2, which is in contact with the bottom surface of upper die plate 3. In addition, the first overflow groove 11 is communicated with the side part of the first sinking groove, and the second overflow groove 21 is communicated with the side part of the through hole of the insert 2, so that the excessive material can overflow during the molding process of the label material. The cross-sectional shapes of the first overflow trough 11 and the second overflow trough 21 are trapezoidal, and it is clear from fig. 4 that the cross-sectional shapes of the two overflow troughs are trapezoidal, and the design of the demoulding inclination angle can meet the requirement of normal demoulding according to the general design standard, and the description is omitted.

On the basis of the technical scheme of the fourth embodiment, the square sheet 4 label is changed into the wafer 5 label, as shown in fig. 8, the outer ring of the wafer 5 label is provided with a step, the bottom surface of the cylinder with the large lower part is provided with a convex LOGO pattern, the top surface of the cylinder with the small upper part is a smooth surface and is used for being adhered to articles such as clothes, caps or shoes, and the like, and the area of the adhered part is slightly smaller than the position where the LOGO pattern is located, so that the whole appearance effect is not affected by the small amount of hot melt adhesive overflow. The wafer 5 label is used as a decoration, and is generally made of silica gel or elastomer materials, and is specifically obtained by heating and pressurizing after two mold plates are clamped, and is specifically obtained by filling blanks in a molding cavity formed by an upper mold plate 3 and a lower mold plate 1 and obtaining the wafer 5 label through heating and pressure maintaining, and the wafer 5 label also comprises a plate-shaped insert 2, wherein a circular through hole is processed in the middle of the insert 2, and an annular second overflow groove 21 is processed at the outer ring of the circular through hole; the upper surface of the lower die plate 1 is milled with a cylindrical second sinking groove for accommodating the insert 2, the bottom of the second sinking groove is also milled with a cylindrical first sinking groove, the first sinking groove is a cylindrical blind hole, and the circular through hole and the cylindrical blind hole form a forming cavity of the wafer 5; the bottom surface of the upper die plate 3 is flush and contacted with the upper surface of the circular through hole of the insert 2, and the bottom surface of the upper die plate 3, the through hole and the first sinking groove form a closed forming cavity.

The same as in the second embodiment is that the plate-shaped insert 2 also extends to form the clamping plate 22 to match with the clamping groove 12 extending to the lower die plate 1 for exhausting, and the plate-shaped insert 2 is also symmetrical, so that the positioning design is needed to avoid the reverse placement, namely, the positioning edges 23 which are obliquely arranged are matched with the positioning grooves 13. The same as in the third embodiment is that the first overflow groove 11 and the second overflow groove 21 are circular and are communicated in a closed manner, the first overflow groove 11 is communicated with the side part of the first sinking groove, the second overflow groove 21 is communicated with the side part of the through hole of the insert 2, so that the excessive material can overflow during the mould pressing of the label material, and in addition, the cross section shapes of the first overflow groove 11 and the second overflow groove 21 are all trapezoid.

With reference to fig. 6, on the basis of the technical scheme of the first embodiment, the mold pressing structure for label manufacturing comprises an upper mold plate 3, a lower mold plate 1 and a molding cavity formed by the upper mold plate 3 and the lower mold plate, wherein blanks are filled in the molding cavity, square labels 4 are obtained through heating and pressure maintaining, the mold pressing structure further comprises a cuboid-shaped insert 2, the insert 2 is positioned between the lower mold plate 1 and the upper mold plate 3, a rectangular through hole is formed in the middle of the insert 2, a surrounding second overflow groove 21 is formed in the outer ring of the rectangular through hole, and gaps are reserved at the tops of the rectangular through hole and the second overflow groove 21, so that redundant mold pressing materials can flow into the second overflow groove 21. Because the step height of the square sheet 4 label is smaller, the thickness of the insert 2 is generally 1-3mm, so that the insert 2 has deformation, warping and other conditions in the repeated picking, placing and heating and cooling processes, the assembly precision and the operation and the use of a mould pressing structure can be affected, in order to solve the problem, the structural strength of the insert 2 needs to be increased, ribs are machined on the surface of the insert 2, the ribs are arranged to encircle the middle through hole of the insert 2, and rib grooves 14 matched with the ribs are machined on the bottom surface of the upper template 3 or the first sinking groove. Of course, the ribs can also be arranged longitudinally around the middle through hole of the insert 2, or the upper surface and the lower surface of the insert 2 are both provided with ribs, and the ribs are specifically selected according to the needs.

Other small improvements are implemented, the device mainly introduces a mould pressing structure of the square sheet 4 and the disc 5 labels, other labels with similar designs, such as triangular sheets, diamond sheets and irregularly-shaped sheets, and through holes, first sinking grooves and overflow grooves with matched designs, which are correspondingly shaped, are selected from the processing positions of the plate-shaped inserts 2, and are not repeated here. In addition, the bottom of the first countersink may be provided with a negative pattern, i.e. the LOGO pattern mentioned in fig. 1 and 2 in the above embodiment, so that the embossed label may show a raised LOGO pattern. In order to improve the molding efficiency, on the basis of the one-die one-cavity design scheme of the embodiment, a plurality of cavities can be designed, at least one molding cavity on the lower die plate 1 is provided, for example, one die is provided with four cavities, four through holes are simultaneously processed on the plate-shaped insert 2, four first sinking grooves are processed on the corresponding lower die plate 1, and corresponding overflow grooves are designed in a matching manner.

In the device, the related assembly and matching relation, the working parameters during blank production, mould pressing operation and the like are all selected from the prior art or materials, and the skilled person can directly purchase or order from the market according to the required product model and specification.

In the foregoing description, only the preferred embodiment of the present utility model is described, but the common general knowledge of the specific structure and characteristics of the present utility model is not described in any detail. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. Accordingly, the present embodiments are to be considered in all respects as illustrative and not restrictive, and any equivalents and modifications thereof according to the technical scheme and the inventive concept thereof, which are within the scope of the present disclosure, are intended to be included in the scope of the present disclosure.

Claims (10)

1. The die pressing structure for label making comprises an upper die plate (3), a lower die plate (1) and a forming cavity formed by the upper die plate and the lower die plate, wherein blanks are filled in the forming cavity and finished labels are obtained through heating and pressure maintaining, and the die pressing structure is characterized by further comprising an insert (2), wherein the insert (2) is positioned between the lower die plate (1) and the upper die plate (3), a through hole is formed in the middle of the insert (2), and a second overflow groove (21) is formed in the outer ring of the through hole; a second sinking groove for accommodating the insert (2) is formed in the lower die plate (1), a first sinking groove is formed in the lower die plate (1), and a first overflow groove (11) is formed in the outer ring of the first sinking groove; the bottom surface of the upper die plate (3) is flush with the upper surface of the through hole of the insert (2), and the bottom surface of the upper die plate (3), the through hole and the first sinking groove form a closed forming cavity.

2. The die pressing structure for label making according to claim 1, wherein the second countersink further extends out of the clamping groove (12) on the lower die plate (1), and a clamping plate (22) matched with the clamping groove (12) is arranged on the insert (2).

3. A mould pressing structure for label making according to claim 2, characterized in that the second countersink is further provided with a positioning groove (13) on the lower mould plate (1), and the insert (2) is provided with a positioning edge (23) matching with the positioning groove (13).

4. A mould-pressed structure for labelling purposes according to claim 3, characterised in that the locating edge (23) is a bevelled edge.

5. A mould structure for labelling according to claim 1, characterised in that the first and second overflow channels (11, 21) are in closed communication in the length direction.

6. A mould structure for labelling according to claim 5, characterised in that the second overflow (21) is located on the upper surface of the insert (2) and is in contact with the underside of the upper mould plate (3).

7. A mould structure for labelling according to claim 6, characterised in that the first overflow channel (11) is in communication with the side of the first sink channel and the second overflow channel (21) is in communication with the side of the through-hole of the insert (2).

8. A mould structure for labelling according to claim 7, characterised in that the cross-sectional shape of the first and second overflow channels (11, 21) is trapezoidal.

9. The embossing structure for label making according to any one of claims 1-8, characterized in that at least one molding cavity is provided on the lower template (1), the molding cavity is shaped as a square sheet (4), a round sheet (5) or a special-shaped sheet with steps, and the bottom of the first countersink can be further processed with a negative pattern.

10. The die pressing structure for label making according to claim 9, wherein ribs are further processed on the surface of the insert (2), and rib grooves (14) matched with the ribs are processed on the bottom surface of the upper die plate (3) or the first sinking groove.