CN216966239U

CN216966239U - Hardware mould who moulds plastics in mould

Info

Publication number: CN216966239U
Application number: CN202123144116.7U
Authority: CN
Inventors: 花银昌
Original assignee: Qitai Precision Moulds Co ltd
Current assignee: Qitai Precision Moulds Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-07-15
Anticipated expiration: 2031-12-14

Abstract

The utility model provides an in-mold injection molding hardware mold, which comprises a lower mold and an upper mold matched with the lower mold, wherein the lower mold comprises a lower mold base, a lower mounting component and an ejector pin component which are mounted on the lower mold base, and a lower mold core mounted on the lower mounting component; the upper mold core is provided with a plurality of upper mold parts arranged at intervals, the lower mold core is provided with a plurality of lower mold parts arranged at intervals, and the plurality of lower mold parts and the plurality of upper mold parts are arranged in a one-to-one matching manner; through setting up the mould piece on last mold core, the lower mold core sets up down the model piece, when moulding plastics, if the die cavity damages, directly changes mould piece and lower model piece on going up, need not take the mould core and change with lower mold core together, has saved the cost, does not influence production efficiency.

Description

Hardware mould who moulds plastics in mould

Technical Field

The utility model relates to the technical field of molds, in particular to an in-mold injection molding hardware mold.

Background

In recent years, along with the development of science and technology, the hardware extensive application of moulding plastics in mould is used for all trades, and wherein, the hardware model of moulding plastics in the mould can be manifold to satisfy different structures, traditional mould is when the preparation, often accomplishes injection moulding in a mold core, but, if the mold core damages, then can lead to whole module to change again, is unfavorable for production efficiency's improvement, has also increased the cost of the manufacturing mould of enterprise simultaneously.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides the hardware mould for in-mould injection, the upper mould piece is arranged on the upper mould core, the lower mould piece is arranged on the lower mould core, and when in injection, if the mould cavity is damaged, the upper mould piece and the lower mould piece are directly replaced without connecting the upper mould core and the lower mould core together for replacement, so that the cost is saved, and the production efficiency is not influenced.

In order to achieve the purpose, the technical scheme adopted by the utility model is to provide an in-mold injection molding hardware mold, which comprises a lower mold and an upper mold matched with the lower mold, wherein the lower mold comprises a lower mold base, a lower mounting component and an ejector pin component which are arranged on the lower mold base, and a lower mold core arranged on the lower mounting component; the upper mold core is provided with a plurality of upper mold pieces arranged at intervals, the lower mold core is provided with a plurality of lower mold pieces arranged at intervals, and the plurality of lower mold pieces and the plurality of upper mold pieces are arranged in a one-to-one matching mode.

As an optimal scheme, it is equipped with switching runner and a plurality of runner of moulding plastics to go up the mould core, and is a plurality of the runner of moulding plastics is with a plurality of go up the one-to-one matching setting of mould type spare, it is a plurality of the runner of moulding plastics all with the switching runner is linked together, it is equipped with the shaping chamber to go up the mould type spare, go up the shaping chamber with the runner of moulding plastics matches the setting.

As a preferred scheme, the lower mold part is provided with a lower molding cavity, and the lower molding cavity is matched with the upper molding cavity.

As a preferable scheme, the upper mold core is provided with an upper mold sprue, the upper mold core is provided with a connecting runner, the upper mold sprue is installed in the connecting runner, and the connecting runner is communicated with the switching runner.

As a preferred scheme, the device further comprises a slide shovel base and an inclined guide post, wherein the slide shovel base is mounted on the upper module, and the inclined guide post is obliquely arranged.

As a preferable scheme, the mold further comprises a slide mounted on the lower mounting assembly and a slide insert mounted on the lower mold core, wherein one end of the slide insert is slidably placed in the slide, and the slide is matched with the slide shovel base.

As a preferred scheme, the lower mounting assembly comprises lower die foot blocks mounted on two sides of the lower die holder and lower die blocks mounted on the lower die foot blocks, the lower die core is mounted on the lower die blocks, the ejector pin assembly is mounted between the two lower die foot blocks, and the ejector pin assembly is arranged corresponding to the lower molding cavity.

As a preferred scheme, the ejector pin assembly comprises an ejector pin plate and an ejector pin unit installed on the ejector pin plate, and the ejector pin unit is arranged corresponding to the lower molding cavity.

As a preferable scheme, a through hole is formed in one side of the lower mold part, the through hole is communicated with the lower molding cavity, a diversion trench is formed in one side of the upper mold part, the diversion trench and the through hole are correspondingly arranged, and the diversion trench is communicated with the injection molding flow channel.

As an optimal scheme, the upper module is provided with a plurality of upper positioning pieces arranged at intervals, the lower module is provided with a plurality of lower positioning pieces arranged at intervals, the upper positioning pieces and the lower positioning pieces are arranged in a one-to-one matching mode, the lower positioning pieces are provided with lower positioning grooves, and one ends of the upper positioning pieces are placed in the positioning grooves.

The utility model has the beneficial effects that: through setting up the mould piece on last mold core, the lower mold core sets up down the model piece, when moulding plastics, if the die cavity damages, directly changes mould piece and lower model piece on going up, need not take the mould core and change with lower mold core together, has saved the cost, does not influence production efficiency.

Drawings

FIG. 1 is a schematic overall structure diagram of an in-mold injection molding hardware mold of the utility model.

Fig. 2 is a schematic structural diagram of a lower mold in the hardware mold for in-mold injection molding of fig. 1.

Fig. 3 is an enlarged schematic view of circle a in fig. 2.

FIG. 4 is a schematic structural view of the hardware mold of FIG. 2 after the lower mold core is removed.

Fig. 5 is an enlarged schematic view of fig. 4 at circle B.

Fig. 6 is a partial structural schematic diagram of an in-mold injection molding hardware mold of fig. 2.

Fig. 7 is a schematic structural diagram of an upper mold of the hardware mold for in-mold injection molding in fig. 1.

Fig. 8 is an enlarged schematic view of fig. 7 at circle C.

FIG. 9 is a schematic view of the in-mold injection molding hardware mold of FIG. 7 with the upper core removed.

Fig. 10 is an enlarged schematic view of fig. 9 at circle D.

The reference numbers illustrate: 100-lower die holder, 110-lower mounting assembly, 111-lower die leg block, 112-lower die block, 113-row position, 114-row position insert, 115-lower positioning piece, 120-lower die core, 121-lower die part, 121 a-lower forming cavity, 121 b-perforation, 130-thimble assembly, 131-thimble plate, 132-thimble unit, 200-upper die holder, 210-upper die block, 211-row position shovel base, 212-inclined guide post, 213-upper positioning piece, 220-upper die core, 221-upper die part, 221 a-upper forming cavity, 221 b-diversion groove, 222-switching runner, 223-injection runner, 224-upper squirt nozzle, 225-connecting runner.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should 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; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 10, the present invention relates to an in-mold injection molding hardware mold, which includes a lower mold and an upper mold matched with the lower mold, wherein the lower mold includes a lower mold base 100, a lower mounting assembly 110 and an ejector pin assembly 130 mounted on the lower mold base 100, and a lower mold core 120 mounted on the lower mounting assembly 110, the upper mold includes an upper mold base 200 matched with the lower mold base 100, an upper mold block 210 mounted on the upper mold base 200, and an upper mold core 220 mounted on the upper mold block 210, and the upper mold core 220 is matched with the lower mold core 120; the upper mold core 220 has a plurality of upper mold parts 221 arranged at intervals, the lower mold core 120 has a plurality of lower mold parts 121 arranged at intervals, and the plurality of lower mold parts 121 and the plurality of upper mold parts 221 are arranged in a one-to-one matching manner; by arranging the upper mold 221 on the upper mold core 220 and the lower mold 121 on the lower mold core 120, the upper mold 221 and the lower mold 121 can be directly replaced without replacing the upper mold core 220 and the lower mold core 120 together if the cavity is damaged during injection molding, thereby saving the cost and not affecting the production efficiency.

The lower mounting assembly 110 includes lower pin blocks 111 mounted on two sides of the lower die base 100, and a lower die block 112 mounted on the lower pin blocks 111, the lower die core 120 is mounted on the lower die block 112, the ejector pin assembly 130 is mounted between the two lower pin blocks 111, and the ejector pin assembly 130 is disposed corresponding to the lower molding cavity 121 a; the mold further comprises a slide 113 mounted on the lower mounting assembly 110 and a slide insert 114 mounted on the lower mold core 120, wherein one end of the slide insert 114 is slidably placed in the slide 113, the slide 113 is matched with the slide shovel base 211, and the slide 113 moves backwards to drive the slide insert 114 to move backwards during mold opening so as to open a buckling position in the mold stripping direction of a product; the ejector pin assembly 130 comprises an ejector pin plate 131 and an ejector pin unit 132 mounted on the ejector pin plate 131, the ejector pin unit 132 is arranged corresponding to the lower forming cavity 121a, and the ejector pin unit 132 can be ejected out after hardware injection molding is completed, so that a demolding effect is completed, and the operation is simple and convenient; a through hole 121b is formed in one side of the lower mold part 121, the through hole 121b is communicated with the lower molding cavity 121a, a guide groove 221b is formed in one side of the upper mold part 221, the guide groove 221b is arranged corresponding to the through hole 121b, and the guide groove 221b is communicated with the injection molding runner 223; when the upper mold and the lower mold are closed for injection molding, the injection molding material enters the lower molding cavity 121a from the through hole 121b, and after the upper mold and the lower mold are closed, the lower molding cavity 121a and the upper molding cavity 221a are closed, so that the injection molding material can be filled in the lower molding cavity 121a and the upper molding cavity 221a, the injection molding is stopped after the injection molding material is filled, and after the injection molding material is cooled, the mold is opened, and the injection molded part can be taken out.

The upper mold core 220 is provided with a switching flow passage 222 and a plurality of injection flow passages 223, the plurality of injection flow passages 223 are matched with the plurality of upper mold pieces 221 one by one, the plurality of injection flow passages 223 are communicated with the switching flow passage 222, the upper mold pieces 221 are provided with upper molding cavities 221a, and the upper molding cavities 221a are matched with the injection flow passages 223; the lower mold part 121 is provided with a lower molding cavity 121a, and the lower molding cavity 121a is matched with the upper molding cavity 221 a; the upper mold core 220 has an upper sprue 224, the upper mold core 220 has a connecting channel 225, the upper sprue 224 is mounted on the connecting channel 225, and the connecting channel 225 is connected to the adapter channel 222; the injection molding machine further comprises a slide shovel base 211 and an inclined guide post 212 which are arranged on the upper module 210, wherein the inclined guide post 212 is obliquely arranged, so that the pressure borne by a slide during injection molding of a product can be increased, and the stability of the slide is ensured; during injection molding, injection molding materials are poured from the upper sprue 224, flow through the runner adapter runner 222 of the upper sprue 224, flow into each injection runner 223 through the adapter runner 222 respectively, flow into the diversion groove 221b again from the injection runner 223, flow into the through hole 121b via the diversion groove 221b, and flow into the lower molding cavity 121a via the through hole 121b finally.

In one embodiment of the present application, the upper module 210 has a casting slot, the upper mold base has a casting hole, the casting slot is communicated with the casting hole, the top end of the upper sprue bushing 224 is located in the casting slot, and during injection molding, the injection molding material is injected from the injection hole, then flows into the casting slot, and flows into the transfer channel 222 through the upper sprue bushing 224 in the casting slot.

In one embodiment of the present application, the upper module 210 has a plurality of upper positioning members 213 arranged at intervals, the lower module 112 has a plurality of lower positioning members 115 arranged at intervals, the plurality of upper positioning members 213 and the plurality of lower positioning members 115 are arranged in a one-to-one matching manner, the lower positioning member 115 has a lower positioning slot, and one end of the upper positioning member 213 is placed in the positioning slot; the upper positioning piece 213 and the lower positioning piece 115 are arranged to complete stable butt joint of the upper module 210 and the lower module 112, so that the upper module 210 and the lower module 112 are prevented from loosening in the injection molding process to influence the molding effect of the product.

In one embodiment of the present application, one end of the thimble unit 132 has a positioning column, hardware is placed on the positioning column, the hardware has a plurality of connecting ends, and the plurality of connecting ends are respectively placed in the plurality of lower molding cavities 121a, so that the hardware is connected in series after the injection molding of the product is completed.

Each part in this scheme all detachable mounting means, when some parts damaged like this, only need replace the part that damages, so not only reduce the cost that the enterprise made the mould, also can guarantee production efficiency.

The above embodiments are merely illustrative of the preferred embodiments of the present invention, and not restrictive, and various changes and modifications to the technical solutions of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are intended to fall within the scope of the present invention defined by the appended claims.

Claims

1. The utility model provides a hardware mould who moulds plastics in mould which characterized in that: the lower die comprises a lower die base, a lower mounting component and a thimble component which are mounted on the lower die base, and a lower die core mounted on the lower mounting component, the upper die comprises an upper die base matched with the lower die base, an upper module mounted on the upper die base, and an upper die core mounted on the upper module, and the upper die core is matched with the lower die core; the upper mold core is provided with a plurality of upper mold pieces arranged at intervals, the lower mold core is provided with a plurality of lower mold pieces arranged at intervals, and the plurality of lower mold pieces and the plurality of upper mold pieces are arranged in a one-to-one matching mode.

2. The hardware mold for in-mold injection molding according to claim 1, characterized in that: go up the mold core and be equipped with switching runner and a plurality of runner of moulding plastics, it is a plurality of the runner of moulding plastics is with a plurality of go up the one-to-one matching setting of mould type spare, it is a plurality of the runner of moulding plastics all with the switching runner is linked together, it is equipped with the shaping chamber to go up the mould type spare, go up the shaping chamber with the runner of moulding plastics matches the setting.

3. The hardware mold for in-mold injection molding according to claim 2, characterized in that: the lower mold part is provided with a lower molding cavity, and the lower molding cavity is matched with the upper molding cavity.

4. The hardware mold of claim 3, wherein: the upper mold core is provided with an upper mold sprue bushing, the upper mold core is provided with a connecting flow passage, the upper mold sprue bushing is arranged on the connecting flow passage, and the connecting flow passage is communicated with the switching flow passage.

5. The hardware mold of claim 3, wherein: the device also comprises a slide shovel base and an inclined guide post which are arranged on the upper module, wherein the inclined guide post is arranged in an inclined manner.

6. The hardware mould of moulding plastics in mould according to claim 5, characterized in that: the mold comprises a lower mounting assembly, a slide position and a slide position insert, wherein the slide position is mounted on the lower mounting assembly, the slide position insert is mounted on the lower mold core, one end of the slide position insert is slidably placed in the slide position, and the slide position is matched with the slide position shovel base.

7. The hardware mould of moulding plastics in mould according to claim 3, characterized in that: the lower mounting assembly comprises lower die foot blocks arranged on two sides of the lower die holder and lower die blocks arranged on the lower die foot blocks, the lower die core is arranged on the lower die blocks, the ejector pin assembly is arranged between the two lower die foot blocks, and the ejector pin assembly corresponds to the lower forming cavity.

8. The hardware mold of claim 3, wherein: the thimble assembly comprises an ejector plate and a thimble unit arranged on the ejector plate, and the thimble unit is arranged corresponding to the lower forming cavity.

9. The hardware mould of moulding plastics in mould according to claim 3, characterized in that: one side of the lower mold part is provided with a through hole, the through hole is communicated with the lower molding cavity, one side of the upper mold part is provided with a diversion trench, the diversion trench and the through hole are correspondingly arranged, and the diversion trench is communicated with the injection molding flow channel.

10. The hardware mould of moulding plastics in mould according to claim 7, characterized in that: go up the module and have the last setting element that a plurality of intervals set up, the module has the lower setting element that a plurality of intervals set up down, and is a plurality of go up setting element and a plurality of setting element matches the setting one by one down, the setting element is equipped with down the constant head tank down, the one end of going up the setting element place in the constant head tank.