CN203157006U - Box cover die - Google Patents

Abstract

The utility model relates to a box cover die, and is mainly used for forming freshness-retaining box covers. The box cover die comprises an upper die body, a lower die body, a screw and a middle die body with middle die screw holes, wherein the middle die body is positioned between the upper die body and the lower die body; the upper die body is matched with the lower die body; four middle die cavities are formed in the middle die body and are symmetrically distributed; the upper die body is provided with upper die cores and upper die screw holes; the upper die cores are matched with the middle die cavities; the lower die body is provided with lower die cavity sunken surfaces and lower die screw holes; and the upper die screw holes, the middle die screw holes and the lower die screw holes are matched with one another through screws. The box cover die is rational in structural design, high in processing efficiency and convenient to demold, and the cost of an enterprise is reduced.

Description

A box cover mold

technical field

The utility model relates to a mold, in particular to a box cover mold, which is mainly suitable for forming the box cover of a fresh-keeping box.

Background technique

Mold is a tool used to shape objects. Different molds are composed of different parts. In reality, the production of some products is inseparable from molds. With the improvement of people's living standards, more and more people often travel or travel. When life is busy, fresh-keeping boxes must be inseparable. Of course, there are various lid mold equipment for the processing of crisper lids.

At present, some box cover molds have only one cavity, and can only form one box cover product at a time. The production efficiency is not high. In order to meet the needs of users, box manufacturers are designing more and more products, and many new ones need to be designed. In the past, many molds were processed manually by workers, which was not only inefficient but also costly. Therefore, designing a mold with high efficiency and practicality became the top priority of the designer.

Utility model content

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a box cover mold with reasonable structural design and high processing efficiency to reduce the cost of the enterprise.

The technical scheme adopted by the utility model to solve the above-mentioned problems is: a box cover mould, including an upper mold body, a lower mold body and a screw rod, and is characterized in that: it also includes a middle mold body with a middle mold screw hole, and the middle mold body The body is located between the upper mold body and the lower mold body, and matches with the upper mold body and the lower mold body.

The middle mold body is provided with four middle mold cavities, and the four middle mold cavities are symmetrically distributed; the middle mold cavity is also provided with a convex surface of the middle mold cavity and a circumferential outer hook.

The upper mold body is provided with an upper mold core and an upper mold screw hole, and the upper mold core is matched with the middle mold cavity, and the upper mold core is provided with an upper arc concave surface, a lower arc concave surface, and a core Holes and core bosses.

The lower mold body is provided with a lower mold cavity concave surface and a lower mold screw hole, and the lower mold cavity concave surface is provided with an arc convex surface and a cavity hole column.

The screw holes of the upper mold, the screw holes of the middle mold and the screw holes of the lower mold are matched by screws.

The effect of the above structural design: Through the upper mold body, the middle mold body and the lower mold body, the lid structure required for the entire lid mold is formed, and the screw holes of the upper mold, the screw holes of the middle mold and the screw holes of the lower mold are fixed by screws. It makes installation and disassembly more convenient. The four middle mold cavities are four cavities in one mold, which improves the efficiency. The outer hooks on the circumference are convenient for forming the inner structure of the box cover.

The middle mold body described in the utility model is provided with four bosses, and the four bosses are provided with four middle mold screw holes; the bosses are convenient to cooperate with the grooves in the lower mold body, and the middle mold screw holes are used for Cooperate with the screw to fix.

The lower mold body described in the utility model is provided with four grooves, and the four grooves are provided with four lower mold screw holes; the grooves cooperate with the bosses in the middle mold body, and the lower mold screw holes cooperate with the screw rod. Easy to install. 

The boss of the middle mold body described in the utility model matches the groove of the lower mold body to facilitate installation and disassembly. Improve efficiency.

The middle mold body described in the utility model also includes the convex surface of the middle mold cavity, and the lower mold body also includes the concave surface of the lower mold cavity, and the convex surface of the middle mold cavity is connected with the concave surface of the lower mold cavity; the middle mold body and the lower mold body are better connected, Make the demoulding reach the product structure you want, which is good for demoulding.

The mold cavity described in the utility model is circular; the cavity is circular and is consistent with the formed box cover.

Compared with the prior art, the utility model has the following advantages: reasonable structural design and convenient use; the whole mold is matched with the screw rod and the screw hole, and the installation and disassembly are simple; the mold adopts one mold with four cavities, which improves the production efficiency; In the process, there is very little excess waste, which reduces the cost of the enterprise.

Description of drawings

Fig. 1 is the structural schematic diagram of top view of the upper mold body of the box cover of the utility model.

Fig. 2 is a schematic diagram of the three-dimensional structure of the upper mold body of the lid of the utility model.

Fig. 3 is a schematic diagram of the local structure of the upper mold core in the upper mold body of the box cover of the present invention.

Fig. 4 is a structural schematic diagram of a top view of the mold body in the box cover of the present invention.

Fig. 5 is a schematic diagram of the three-dimensional structure of the mold body in the box cover of the present invention.

Fig. 6 is a structural schematic diagram of a top view of the lower mold body of the box cover of the present invention.

Fig. 7 is a schematic diagram of the three-dimensional structure of the lower mold body of the box cover of the present invention.

Fig. 8 is a partial structural schematic diagram of the concave surface of the lower mold cavity in the lower mold body of the box cover of the present invention.

Fig. 9 is a schematic diagram of the overall structure of the box cover mold of the present invention.

Fig. 10 is a schematic diagram of the structure of the upper mold body of the lid of the utility model.

Fig. 11 is a schematic diagram of the structure of the lower mold body of the box cover of the present invention.

Fig. 12 is a schematic diagram of the overall structure of the box cover mold of the present invention.

Fig. 13 is a schematic diagram of the structure of the box cover of the present invention.

In the figure: upper mold body 1, middle mold body 2, lower mold body 3, box cover 4, screw rod 11, upper mold screw hole 12, upper mold core 13, steps 14, boss 21, middle mold screw hole 22, middle Model cavity 23, middle model cavity convex surface 24, U-shaped groove 25, circumferential outer hook 26, lower mold screw hole 32, groove 33, lower mold cavity concave surface 34, step platform 35, upper arc concave surface 131, lower arc concave surface 132, core hole 133, core boss 134, arc convex surface 341, cavity hole post 342.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Referring to Fig. 1～Fig. 12, the utility model comprises upper mold body 1, middle mold body 2, lower mold body 3 and screw rod 11, and upper mold body 1 comprises upper mold screw hole 12, upper mold core 13 and step 14, and middle mold body Body 2 includes a boss 21, a middle mold screw hole 22, a middle mold cavity 23, a middle mold cavity convex surface 24 and a U-shaped groove 25, and the middle mold cavity 23 is circular, and the lower mold body 3 includes a lower mold screw hole 32, a groove 33. The concave surface 34 and the terrace 35 of the lower mold cavity.

Referring to Figures 1-3, the upper mold body 1 is fixed with four upper mold cores 13, and the four upper mold cores 13 are symmetrically distributed to cooperate with the middle mold cavity 23, and the upper mold body 1 is provided with upper mold screw holes 12 , the upper mold screw hole 12 is fixed by the screw rod 11, the upper mold screw hole 12 is also used to connect with the middle mold body 2 and the lower mold body 3, and the upper mold core 13 is connected with an upper arc concave surface 131 and a lower arc concave surface 132 , core hole 133 and core boss 134.

Referring to Fig. 4-Fig. 5, four bosses 21 are arranged on the middle mold body 2, and middle mold screw holes 22 are opened on the four bosses 21, which are used for fixing the upper mold body 1 and the lower mold body 3, and the middle mold body The body 2 is also connected with four middle mold cavities 23, the four middle mold cavities 23 are symmetrically distributed, the bottom of the middle mold body 2 is connected with the middle mold cavity convex surface 24, the middle mold cavity convex surface 24 and the lower mold cavity concave surface 34 Cooperate.

Referring to Fig. 6-Fig. 8, the lower mold body 3 is provided with four grooves 33, and four lower mold screw holes 32 are installed on the four grooves 33, and the three screw rods 11 on the lower mold body 3 are fixed in a triangle shape, and the lower mold body 3 is fixed in a triangular shape. The lower mold cavity concave surface 34 is arranged on the mold body 3, and the lower mold cavity concave surface 34 cooperates with the middle mold cavity convex surface 24. The lower mold cavity concave surface 34 is provided with an arc convex surface 341 and a cavity hole post 342.

Referring to Fig. 9-Fig. 12, upper mold body 1, middle mold body 2 and lower mold body 3, upper mold screw hole 12, middle mold screw hole 22 and lower mold screw hole 32 are fixed by screw rod 11, and the outer hook 26 of the circumference is used for Due to the inner structure of the molded box cover 4, the step 14, the U-shaped groove 25 and the step platform 35 match, which is convenient for fixing on the equipment and makes the mold operation more convenient.

Referring to FIG. 13 , the upper mold body 1 , the middle mold body 2 and the lower mold body 3 are molded into a box cover 4 after demoulding.

When in use, prepare the upper mold body 1, the middle mold body 2 and the lower mold body 3, place the lid 4 material in the upper mold body 1, the middle mold body 2 and the lower mold body 3 after melting, and put the screw into the upper mold body The mold body 1, the middle mold body 2 and the lower mold body 3 are fixed, kept warm for a period of time, cooled after demoulding, and formed into a box cover 4.

The above is only a specific embodiment described in this specification, and all equivalent or simple changes made to the structures, features and materials described in the concept of the utility model patent are included in the protection scope of the utility model patent.

Claims (6)

1. A box cover mould, comprising an upper mold body, a lower mold body and a screw rod, characterized in that: it also includes a middle mold body (2) with a middle mold screw hole (22), and the middle mold body (2) is located at Between the upper mold body (1) and the lower mold body (3), and matched with the upper mold body (1) and the lower mold body (3); The middle mold body (2) is provided with four middle mold cavities (23), and the four middle mold cavities (23) are symmetrically distributed, and the middle mold cavity (23) is also provided with a middle mold cavity convex surface (24 ) and circumferential outer hook (26); The upper mold body (1) is provided with an upper mold core (13) and an upper mold screw hole (12), the upper mold core (13) is matched with the middle mold cavity (23), and the upper mold core (13) is provided with an upper arc concave surface (131), a lower arc concave surface (132), a core hole (133) and a core boss (134); The lower mold body (3) is provided with a lower mold cavity concave surface (34) and a lower mold screw hole (32), and the lower mold cavity concave surface (34) is provided with an arc convex surface (341) and a cavity hole column (342) ; The upper die screw hole (12), the middle die screw hole (22) and the lower die screw hole (32) are matched through the screw rod (11). 2. The box lid mold according to claim 1, characterized in that: the middle mold body (2) is provided with four bosses (21), and the four bosses (21) are provided with four middle Die screw holes (22). 3. The lid mold according to claim 1 or 2, characterized in that: the lower mold body (3) is provided with four grooves (33), and the four grooves (33) are provided with four a lower die screw hole (32). 4. The box cover mold according to claim 3, characterized in that: the boss (21) of the middle mold body (2) matches the groove (33) of the lower mold body (3). 5. The box lid mold according to claim 3, characterized in that: the middle mold body (2) also includes a convex surface (24) of the middle mold cavity, and the lower mold body (3) also includes a concave surface (34) of the lower mold cavity , the convex surface (24) of the middle mold cavity is connected with the concave surface (34) of the lower mold cavity. 6. The box lid mold according to claim 1, characterized in that: said middle mold cavity (23) is circular.

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