CN218700945U

CN218700945U - Take vacuum getter device's injection mold

Info

Publication number: CN218700945U
Application number: CN202222246282.6U
Authority: CN
Inventors: 邓以钦
Original assignee: Dongguan Zhenghong Rubber And Plastic Co ltd
Current assignee: Dongguan Zhenghong Rubber And Plastic Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-03-24
Anticipated expiration: 2032-08-25

Abstract

The utility model provides a take vacuum getter device's injection mold relates to the injection mold field, include: the injection molding box is provided with a fixing seat inside the injection molding box, a lower die is arranged inside the fixing seat, an upper die is arranged on the upper die, the position of the inside of the injection molding box close to the top end is arranged on the upper die, and an air suction assembly is arranged at the top of the upper die and used for conducting air suction treatment on the inside of the upper die and the lower die. When this kind of injection mold used, install the bed die in the incasement portion of moulding plastics through the fixing base, support it and place, among the injection-moulding process to remaining the air through the subassembly of breathing in with last mould and bed die inside and take out, discharge to the case outside of moulding plastics, make and go up mould and bed die inside and be in relative vacuum state, avoid adding the former to appear filling discontented condition when the mould intracavity, be favorable to the product corner shaping complete.

Description

Take vacuum getter device's injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is a take vacuum getter device's injection mold.

Background

Injection mold is an industry kind of instrument of production plastic goods, the raw materials adopts the rubber or plastics of hot melt form to add the mould in general and moulds plastics, utilize the mould to make the main former of the plastic products of various shapes, in the current injection mold use, its mould intracavity has a large amount of air, and during the fused plastics when filling, need the air of mould intracavity to be expelled out, therefore, all can set up the air discharge duct on the die joint of material stream terminal position during the design mould, the air is just followed these small exhaust holes and the interior discharge mold cavity of air discharge duct during the filling, although be provided with exhaust hole and air discharge duct, but can not be completely with the air escape of mould intracavity, lead to the remaining air of mould intracavity, the raw materials can be filled unsatisfully in the mould intracavity, cause the incomplete drawback of the corner shaping of product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the background art, provide a take vacuum getter device's injection mold, will go up mould and the inside air that remains of bed die through the subassembly of breathing in and take out, the case outside of moulding plastics of discharging appears filling discontented condition when avoiding adding the raw materials to the mould intracavity, is favorable to the product corner shaping complete.

In order to achieve the above object, the utility model provides a following technical scheme, a take vacuum getter device's injection mold, include: the injection molding box is characterized in that a fixing seat is arranged inside the injection molding box, a lower die and an upper die are arranged inside the fixing seat, the upper die is arranged at a position close to the top end inside the injection molding box, and a suction assembly is arranged at the top of the upper die and used for performing air exhaust treatment on the upper die and the lower die.

Further, the getter assembly includes: the air suction pipe is arranged at the top of the upper die, the air suction pipe, the upper die and the lower die are communicated with each other, the air suction pipe is arranged at a through hole which is arranged at the position, close to the air suction pipe, of the top of the injection molding box, the air suction pipe is arranged at the position, close to one side of the through hole, of the top of the injection molding box, the air suction pipe penetrates through the through hole and is connected with the vacuum pump, and an exhaust pipe is arranged at the top of the vacuum pump.

Furthermore, the position department that the incasement portion of moulding plastics is close to the bottom is equipped with the base, the inside both sides of base are equipped with electric putter respectively, just electric putter top portion with the fixing base is connected, the relative both sides at fixing base top are equipped with the locating lever respectively, the relative both sides of going up the mould bottom be equipped with respectively with the supporting locating hole that uses of locating lever, go up the mould top and be close to one side of breathing pipe is equipped with the inlet pipe, the inlet pipe top is equipped with sealed lid.

Furthermore, movable cavities are formed in the two opposite sides, close to the fixed seat, of the injection molding box, and the two sides of the outer end of the fixed seat are located in the movable cavities.

Furthermore, a heat dissipation cavity is formed in one side, close to the lower die, of the inside of the fixing seat, a limiting groove is formed in one side of the inside of the heat dissipation cavity, a clamping seat is connected to the inside of the limiting groove in a sliding mode, a heat dissipation fan is arranged at the position, facing the lower die, of the clamping seat, and a threading opening is formed in the position, close to the heat dissipation fan, of the bottom of the fixing seat.

Furthermore, a heat discharge groove is formed in the outer side of the fixing seat, and the heat discharge groove is communicated with the heat dissipation cavity.

Further, one side, close to the heat removal groove, of the fixing seat outer side is connected with a movable plate in a rotating mode through a hinge, a handle is arranged on the movable plate outer side, a clamping rod is arranged at a position, close to the top end, of the movable plate inner side, a clamping hole is formed in a position, close to the heat dissipation fan, of the top end of the heat dissipation cavity, and the clamping rod is connected with the clamping hole in a sliding mode.

Further, fixed mounting has control panel on the case of moulding plastics, just control panel equally divide respectively with electric connection between vacuum pump, electric putter and the cooling fan.

The utility model provides a take vacuum getter device's injection mold has following beneficial effect:

the utility model has the advantages of, install the bed die in the incasement portion of moulding plastics through the fixing base, support it and place, in the injection moulding process, will go up mould and the inside air that remains of bed die through the subassembly of breathing in and take out, discharge to the incasement portion of moulding plastics for go up mould and bed die inside and be in relative vacuum state, avoid adding the former to appear filling the not full condition when the mould intracavity, be favorable to the product corner shaping complete.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional view of the injection molding box of the present invention.

Fig. 3 is a schematic sectional view of the fixing base of the present invention.

Fig. 4 is the structural schematic diagram of the cooling fan of the present invention.

Fig. 5 is a schematic view of the movable plate structure of the present invention.

In FIGS. 1-5: 1. injection molding a box; 101. a fixed seat; 102. a lower die; 103. an upper die; 104. an air intake duct; 105. a through hole; 106. a vacuum pump; 107. an exhaust pipe; 2. a base; 201. an electric push rod; 3. positioning a rod; 4. positioning holes; 5. a feeding pipe; 6. a sealing cover; 7. a movable cavity; 8. a heat dissipation cavity; 801. a limiting groove; 802. a card holder; 803. a heat radiation fan; 804. a threading opening; 9. a heat removal tank; 901. a movable plate; 902. a handle; 903. a clamping rod; 10. a clamping hole; 11. a control panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The embodiment of the application provides a take vacuum getter device's injection mold, this take vacuum getter device's injection mold can take out last mould and the inside air that remains of bed die through the subassembly of breathing in, and the case outside of moulding plastics of discharging appears filling discontented condition when avoiding adding the raw materials to the mould intracavity, is favorable to the product corner shaping complete.

The injection mold with the vacuum suction device will be described in detail below. It should be noted that the following description of the embodiments is not intended to limit the preferred order of the embodiments.

The present application is described in detail below with reference to the attached drawings and the detailed description.

Referring to fig. 1-5, an injection mold with a vacuum suction device according to the present embodiment includes: injection molding box 1, injection molding box 1 is inside to be equipped with fixing base 101, and fixing base 101 is inside to be equipped with lower mould 102, goes up mould 103 and locates the inside position department that is close to the top of injection molding box 1, and the subassembly of breathing in is located mould 103 top for to last mould 103 and the inside processing of bleeding of lower mould 102.

In the present embodiment, the injection mold with a vacuum suction device mainly includes an injection molding box 1, a fixing base 101, a lower mold 102, an upper mold 103, and a suction assembly. Wherein, the injection mold of taking vacuum getter device that this scheme provided, will go up mould 103 and the inside air that remains of bed die 102 through the subassembly of breathing in and take out, discharge to the case 1 outside of moulding plastics for go up mould 103 and bed die 102 inside and be in vacuum state, the condition that the filling is not full appears when avoiding adding raw materials to the mould intracavity, be favorable to the product corner shaping complete.

In some embodiments, the getter assembly comprises: the suction pipe 104 is arranged at the top of the upper mold 103, the suction pipe 104, the upper mold 103 and the lower mold 102 are communicated, the through hole 105 is formed in the top of the injection molding box 1 and is close to the suction pipe 104, the vacuum pump 106 is arranged at the top of the injection molding box 1 and is close to one side of the through hole 105, the suction pipe 104 penetrates through the through hole 105 and is connected with the vacuum pump 106, the exhaust pipe 107 is arranged at the top of the vacuum pump 106, when the lower mold 102 and the upper mold 103 are pressed, air is exhausted from the mold cavity on the basis that the existing mold is provided with an exhaust hole and an exhaust groove, the vacuum pump 106 is started through the control panel 11 to generate suction force on the suction pipe 104, the suction pipe 104 extracts residual air in the upper mold 103 and the lower mold 102, the air is exhausted out of the injection molding box 1 through the exhaust pipe 107, the interiors of the upper mold 103 and the lower mold 102 are in a relative vacuum state, the situation that the filling is not full when raw materials are added into the mold cavity is avoided, and the corner molding of a product is facilitated.

In some embodiments, a base 2 is disposed inside the injection molding box 1 near the bottom end, electric push rods 201 are disposed on two sides inside the base 2, the top end portions of the electric push rods 201 are connected to the fixing bases 101, positioning rods 3 are disposed on two opposite sides of the top of the fixing bases 101, positioning holes 4 matched with the positioning rods 3 are disposed on two opposite sides of the bottom of the upper mold 103, a feeding pipe 5 is disposed on one side of the top of the upper mold 103 near the air suction pipe 104, a sealing cover 6 is disposed on the top of the feeding pipe 5, when the injection molding box 1 is used and processed, the electric push rods 201 are started through the control panel 11 to push the fixing bases 101 upwards, the lower mold 102 inside the fixing bases 101 is butted with the upper mold 103, after internal air is evacuated, hot-melt plastic is added into the lower mold 102 and the upper mold 103 from the feeding pipe 5, so that the feeding pipe 102 and the upper mold 103 are filled with the hot-melt plastic, injection molding is performed, and the feeding pipe 5 is covered and sealed through the sealing cover 6.

When the lower mold 102 is butted with the upper mold 103, the positioning rod 3 is inserted into the positioning hole 4, so that the purpose of complete bonding is achieved, the sealing performance between the lower mold 102 and the upper mold 103 is improved, and raw materials are prevented from leaking out.

In some embodiments, the movable cavities 7 are respectively disposed on two opposite sides of the inside of the injection molding box 1, which are close to the fixing base 101, and two sides of the outer end of the fixing base 101 are located inside the movable cavities 7, so that when the electric push rod 201 pushes the fixing base 101 to move up and down, friction between the fixing base 101 and the inner wall of the injection molding box 1 can be prevented through the movable cavities 7, and deviation in alignment between the lower mold 102 and the upper mold 103 is avoided.

In some embodiments, a heat dissipation cavity 8 is formed in one side of the inside of the fixing base 101, which is close to the lower mold 102, a limiting groove 801 is formed in one side of the inside of the heat dissipation cavity 8, a clamping seat 802 is slidably connected to the inside of the limiting groove 801, a heat dissipation fan 803 is arranged in the direction of the clamping seat 802 facing the lower mold 102, a threading opening 804 is formed in the position, which is close to the heat dissipation fan 803, of the bottom of the fixing base 101, when the lower mold 102 is used, the clamping seat 802 is clamped in the limiting groove 801 in the inside of the heat dissipation cavity 8, the heat dissipation fan 803 is installed in the inside of the heat dissipation cavity 8 for use, a power cord of the heat dissipation fan 803 can extend to the outside of the fixing base 101 from the threading opening 804 for power supply, after the lower mold 102 molds plastics, the heat dissipation fan 803 is started through the control panel 11, air is blown to dissipate heat and cool the lower mold 102, and a molded product is easily demolded.

In some embodiments, the heat dissipating groove 9 is formed on the outer side of the fixing base 101, and the heat dissipating groove 9 is disposed to communicate with the heat dissipating cavity 8, so that during the blowing and heat dissipating process of the heat dissipating fan 803 on the lower mold 102, the heat inside the heat dissipating cavity 8 can be discharged outside the fixing base 101 through the heat dissipating groove 9, thereby accelerating heat dissipation and avoiding being gathered around the lower mold 102.

In some embodiments, a movable plate 901 is rotatably connected to a side, close to the heat dissipation groove 9, of the outer side of the fixing seat 101 through a hinge, a handle 902 is disposed on the outer side of the movable plate 901, a clamping rod 903 is disposed at a position, close to the top end, of the inner side of the movable plate 901, a clamping hole 10 is disposed at a position, close to the heat dissipation fan 803, of the top end of the inner portion of the heat dissipation cavity 8, the clamping rod 903 is slidably connected to the clamping hole 10, after the heat dissipation fan 803 is installed, the handle 902 is grasped to rotate the movable plate 901 to the heat dissipation fan 803, the clamping rod 903 is clamped at the clamping hole 10 of the inner portion of the heat dissipation cavity 8, the heat dissipation fan 803 is shielded and protected by the movable plate 901, and when the heat dissipation fan 803 is damaged, the movable plate 901 is pulled open, and the clamping seat 802 is pulled out of the limiting groove 801, so that the heat dissipation fan 803 can be replaced.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

The injection mold with the vacuum suction device provided by the embodiment of the present application is described in detail above, and the principle and the embodiment of the present application are explained herein by applying specific examples, and the description of the above embodiments is only used to help understanding the technical solution and the core idea of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Claims

1. An injection mold with a vacuum suction device is characterized by comprising:

the injection molding box is internally provided with a fixed seat, and a lower die is arranged in the fixed seat;

the upper die is arranged at the position close to the top end inside the injection molding box; and

and the air suction assembly is arranged at the top of the upper die and used for performing air suction treatment on the inner parts of the upper die and the lower die.

2. The injection mold with vacuum suction device as claimed in claim 1, wherein the suction assembly comprises:

the air suction pipe is arranged at the top of the upper die, and the air suction pipe, the upper die and the lower die are communicated with each other;

the through hole is formed in the position, close to the air suction pipe, of the top of the injection molding box;

locate the case top of moulding plastics is close to the vacuum pump of through-hole one side, just the breathing pipe runs through the through-hole with the vacuum pump is connected, the vacuum pump top is equipped with the blast pipe.

3. The injection mold with the vacuum suction device as claimed in claim 2, wherein a base is disposed inside the injection mold box near the bottom end, electric push rods are disposed on two sides of the base, top end portions of the electric push rods are connected to the fixing base, positioning rods are disposed on two opposite sides of the top of the fixing base, positioning holes are disposed on two opposite sides of the bottom of the upper mold, the positioning holes are used with the positioning rods, a feeding pipe is disposed on one side of the top of the upper mold near the suction pipe, and a sealing cover is disposed on the top of the feeding pipe.

4. The injection mold with the vacuum suction device as claimed in claim 3, wherein the injection mold box has movable cavities respectively formed at two opposite sides thereof adjacent to the fixing base, and two sides of the outer end of the fixing base are located inside the movable cavities.

5. The injection mold with the vacuum suction device as claimed in claim 4, wherein a heat dissipation cavity is formed in the fixing base at a position close to one side of the lower mold, a limiting groove is formed in one side of the interior of the heat dissipation cavity, a clamping seat is slidably connected in the limiting groove, a heat dissipation fan is arranged on the clamping seat towards the lower mold, and a threading opening is formed in a position close to the heat dissipation fan at the bottom of the fixing base.

6. The injection mold with the vacuum suction device as claimed in claim 5, wherein a heat removal groove is formed in an outer side of the fixing base, and the heat removal groove is communicated with the heat dissipation cavity.

7. The injection mold with the vacuum suction device as claimed in claim 6, wherein a movable plate is rotatably connected to one side of the outer side of the fixed seat close to the heat exhaust groove through a hinge, a handle is arranged on the outer side of the movable plate, a clamping rod is arranged on the inner side of the movable plate close to the top end of the movable plate, a clamping hole is formed in the top end of the heat dissipation cavity close to the heat dissipation fan, and the clamping rod is slidably connected with the clamping hole.

8. The injection mold with the vacuum suction device as claimed in claim 5, wherein a control panel is fixedly mounted on the injection molding box, and the control panel is electrically connected with the vacuum pump, the electric push rod and the heat dissipation fan respectively.