CN214448071U

CN214448071U - Parting surface high-tightness bonding die

Info

Publication number: CN214448071U
Application number: CN202022784311.5U
Authority: CN
Inventors: 蒋为斌
Original assignee: Shenzhen Jiaxinde Technology Co ltd
Current assignee: Shenzhen Jiaxinde Technology Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-10-22
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to a mould manufacturing technical field especially relates to high inseparable combination mould of parting face, including cover half subassembly and movable mould subassembly, the cover half subassembly includes the cover half frame and locates the cover half mould benevolence in the cover half frame, the movable mould subassembly includes the movable mould frame and locates the movable mould benevolence in the movable mould frame, the cover half mould benevolence with form injection moulding product's die cavity between the movable mould benevolence, the movable mould benevolence is equipped with the elasticity chamber along the periphery of die cavity, the elasticity chamber with the week side of die cavity is separated by and is extended to outside the movable mould benevolence. The application provides a high inseparable combination mould of parting surface, during its compound die, guaranteed the die joint that is close to die cavity a week and closely combined, the die joint that corresponds elasticity chamber department elasticity pressfitting under the effect in elasticity chamber, had both guaranteed mode locking pressure and mould intensity, had strengthened the inseparable combination of key die joint department again to reduced the processing requirement to the non-key face of parting surface department, thereby reduced and made the degree of difficulty and manufacturing cost.

Description

Parting surface high-tightness bonding die

[ technical field ] A method for producing a semiconductor device

The application relates to the technical field of mold manufacturing, in particular to a parting surface high-tightness bonding mold.

[ background of the invention ]

The injection molding process of the mold comprises the steps of closing the mold through the fixed mold and the movable mold to form a mold cavity which is in accordance with the shape of a product, injecting molten plastic into the mold cavity, forming a parting surface between the fixed mold and the movable mold, and easily forming burrs on the surface of the product positioned on the parting surface if the fixed mold and the movable mold are not tightly combined, so that the precision requirements on the flatness, the roughness and the like of the parting surface are particularly high, and the manufacturing difficulty and the manufacturing cost are greatly increased.

[ summary of the invention ]

The utility model provides a high inseparable combination mould of parting surface, during its compound die, guaranteed the die joint that is close to die cavity a week and closely combined, the die joint that corresponds elasticity chamber department elasticity pressfitting under the effect in elasticity chamber, both guaranteed mode locking pressure and mould intensity, strengthened the inseparable combination of key die joint department again to reduce the processing requirement to the non-key face of parting surface department, thereby reduced and made the degree of difficulty and manufacturing cost.

The application is realized by the following technical scheme:

high inseparable combination mould of parting face, including cover half subassembly and movable mould subassembly, the cover half subassembly includes the cover half frame and locates the cover half mould benevolence in the cover half frame, the movable mould subassembly includes the movable mould frame and locates the movable mould benevolence in the movable mould frame, the cover half mould benevolence with form the die cavity of injection moulding product between the movable mould benevolence, the movable mould benevolence is equipped with the elasticity chamber along the periphery of die cavity, the elasticity chamber with the week side of die cavity is separated by and extends to outside the movable mould benevolence.

The parting surface of the high-tightness combined die is 0.3-1 mm thick.

The parting plane is high-tightly combined with the die, and the elastic cavity is filled with elastic substances.

The parting plane is high-tightness for combining the mould, and the elastic object is rubber.

The parting surface high-tightness bonding die is characterized in that the fixed die core is provided with a second elastic cavity along the periphery of the die cavity, and the second elastic cavity is separated from the peripheral side of the die cavity and extends out of the fixed die core.

The parting surface high-tightness combined die further comprises a side core-pulling mechanism, the side core-pulling mechanism comprises an inclined guide post arranged on the movable die frame, a main runner embedded in the movable die frame, and a slide piece which is slidably arranged in the fixed die frame and corresponds to the inclined guide post, a sub-runner communicated with the main runner is arranged on the slide piece, the sub-runner is communicated with the die cavity through a pouring gate, and during die assembly, the slide piece slides outwards under the action of the inclined guide post so as to separate the pouring gate from the die cavity.

Compared with the prior art, the method has the following advantages:

when the parting surface high-tightness combination die is used for die assembly, the parting surfaces close to the circumference of the die cavity are ensured to be tightly combined, the parting surfaces corresponding to the elastic cavities are elastically pressed under the action of the elastic cavities, the die locking pressure and the die strength are ensured, the tightness combination of the key parting surfaces is enhanced, the processing requirement on the non-key surfaces of the parting surfaces is reduced, and the manufacturing difficulty and the manufacturing cost are reduced.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 and fig. 2 are schematic perspective views of a high-tightness mold with a parting surface at two different angles according to an embodiment of the present application.

FIG. 3 is a full sectional view of a parting plane high-tightness mold according to an embodiment of the present application.

Fig. 4 is an enlarged view of a portion a of fig. 3.

[ detailed description ] embodiments

In order to make the technical problems, technical solutions and advantageous effects solved by the present application more clear and obvious, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

As shown in fig. 1 to 4, the embodiment of the present application provides a high inseparable combination mould of parting surface, including cover half subassembly 1 and movable mould subassembly 2, cover half subassembly 1 includes cover half frame 10 and locates the cover half benevolence 11 in the cover half frame 10, movable mould subassembly 2 includes movable mould frame 20 and locates the movable mould benevolence 21 of movable mould frame interior 20, cover half benevolence 11 with form the die cavity 3 of injection moulding product between the movable mould benevolence 21, movable mould benevolence 21 is equipped with elasticity chamber 31 along the periphery of die cavity 3, elasticity chamber 31 with the week side of die cavity 3 is separated by and is extended outside movable mould benevolence 21.

When the parting surface high-tightness combination die is used for die assembly, the parting surfaces close to the die cavity for 3 circles are guaranteed to be tightly combined, the parting surfaces corresponding to the elastic cavities 31 are elastically pressed under the action of the elastic cavities, the die locking pressure and the die strength are guaranteed, the tightness combination of the key parting surfaces is enhanced, the processing requirement on non-key surfaces of the parting surfaces is lowered, and the manufacturing difficulty and the manufacturing cost are lowered.

In order to ensure the strength and the elastic movement range of the elastic cavity 31, the thickness of the elastic cavity 31 is 0.3-1 mm. More preferably, the elastic chamber 31 is filled with an elastic material of rubber material.

Furthermore, the cavity block 11 is provided with a second elastic cavity along the periphery of the cavity 3, and the second elastic cavity is separated from the periphery of the cavity 3 and extends out of the cavity block 11. The elastic cavity which is the same as the movable die core is also arranged on the fixed die core, so that the force distribution is more uniform.

In this embodiment, the high close combination mould of die joint still include the side mechanism of loosing core, the side mechanism of loosing core including locating oblique guide pillar 22 on movable mould frame 20, inlay in the sprue of movable mould frame 20 to and slide the setting in fixed mould frame 10 and with slide 23 that oblique guide pillar 22 corresponds, be equipped with the subchannel that is linked together with the sprue on the slide 23, the subchannel is linked together through runner and die cavity 3, during the compound die, slide outwards so that runner and die cavity 3 separate under oblique guide pillar 22's effect.

In summary, the present application has, but is not limited to, the following beneficial effects:

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application. Furthermore, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms disclosed. Similar or identical methods, structures, etc. as used herein, or several technical inferences or substitutions made on the concept of the present application should be considered as the scope of the present application.

Claims

1. High inseparable combination mould of parting face, including cover half subassembly (1) and movable mould subassembly (2), cover half subassembly (1) is including cover half frame (10) and locate cover half mould benevolence (11) in cover half frame (10), movable mould subassembly (2) are including movable mould frame (20) and locate movable mould benevolence (21) of movable mould frame interior (20), its characterized in that, cover half mould benevolence (11) with form die cavity (3) of the product of moulding plastics between movable mould benevolence (21), movable mould benevolence (21) are equipped with elasticity chamber (31) along the periphery of die cavity (3), elasticity chamber (31) with the week side of die cavity (3) is separated by and is extended to outside movable mould benevolence (21).

2. Parting surface high-tightness joint die according to claim 1, characterized in that the thickness of the elastic cavity (31) is 0.3-1 mm.

3. Parting plane high-tightness bonding die according to claim 1, characterized in that the elastic cavity (31) is filled with an elastomer.

4. The land high-tightness bonding mold according to claim 3, wherein said elastic member is rubber.

5. The parting surface high-tightness bonding die of claim 1, wherein the cavity block (11) is provided with a second elastic cavity along the periphery of the cavity (3), the second elastic cavity is separated from the periphery of the cavity (3) and extends out of the cavity block (11).

6. The parting surface high-tightness combined die according to claim 1, further comprising a side core-pulling mechanism, wherein the side core-pulling mechanism comprises an inclined guide post (22) arranged on the movable die carrier (20), a main runner embedded in the movable die carrier (20), and a slide member (23) slidably arranged in the fixed die carrier (10) and corresponding to the inclined guide post (22), a branch runner communicated with the main runner is arranged on the slide member (23), the branch runner is communicated with the die cavity (3) through a pouring gate, and when the die is combined, the slide member (23) slides outwards under the action of the inclined guide post (22) to separate the pouring gate from the die cavity (3).