CN212979066U - Prevent inclined to one side general type injection mold - Google Patents

Abstract

The utility model provides an anti-deviation universal injection mold, which comprises a panel, an upper template, a lower die holder and a bottom plate which are arranged from top to bottom in sequence, wherein an injection molding main runner is arranged in the upper template, an upper embedding groove is arranged at the bottom of the upper template, one side of the upper embedding groove is connected with an upper abdicating groove, the top of the lower template is provided with a lower embedding groove, an injection molding sub-runner is connected between the lower embedding grooves, and one side of the lower embedding groove is connected with a lower abdicating groove; an upper insert groove is formed in the upper die core, a convex module is integrally formed at the bottom of the upper insert groove, a clamping convex block is integrally formed on the upper die core, and the bottom surface of the clamping convex block is positioned below the bottom surface of the upper die core; the lower insert groove is internally provided with a lower die core, the top of the lower die core is provided with a concave die cavity, the lower die core is integrally formed with a clamping seat, and a clamping groove is arranged in the clamping seat. The utility model discloses can effectively conveniently realize accurate counterpoint of the matched mould benevolence and inlay the installation, the installation effectiveness is high, the installation result is reliable to ensure that the final injection moulding product's that obtains structural accuracy is high.

Description

Prevent inclined to one side general type injection mold

Technical Field

The utility model relates to an injection mold specifically discloses a prevent inclined to one side general type injection mold.

Background

The mould mainly realizes the processing of appearance through the change of the shaping material physical state. An injection mold is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and precise sizes. And in the injection molding process, injecting the heated and melted plastic into an injection molding cavity at high pressure by an injection molding machine, and cooling and solidifying to obtain the plastic part of the molded product.

The injection mold mainly comprises an upper mold and a lower mold, an upper mold core and a lower mold core are normally arranged for improving the application range of the mold, and different production requirements can be adapted by replacing different mold cores. Among the prior art, go up the mould benevolence and install in last mould and lower mould through the mode of inlaying with the lower mould benevolence, need carry out complicated counterpoint operation during the installation, the installation effectiveness is lower, and the compound die in-process, in case go up the mould benevolence and the deviation appears in the lower mould benevolence, then can lead to finally obtaining the product to take place to warp, is not conform to the production demand.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide an anti-deviation general injection mold aiming at the problems in the prior art, the installation and operation of the mold core are simple and convenient, and the alignment is accurate during mold closing and injection.

In order to solve the prior art problem, the utility model discloses an anti-deviation general injection mold, which comprises a panel, an upper template, a lower die holder and a bottom plate which are sequentially arranged from top to bottom, wherein a stripping abdicating cavity is arranged in the lower die holder, a jacking component is arranged in the stripping abdicating cavity, an injection molding main runner is arranged in the upper template, n upper embedding grooves are arranged at the bottom of the upper template, n is an integer larger than 1, one side of each upper embedding groove, which is far away from the injection molding main runner, is connected with an upper abdicating groove, n lower embedding grooves are arranged at the top of the lower template, an injection molding sub-runner is connected between each lower embedding groove, and one side of each lower embedding groove, which is far away from the injection molding sub-runner, is;

an upper insert groove is internally provided with an upper die core, the bottom of the upper die core is integrally formed with a convex module, one side of the upper die core is integrally formed with a clamping convex block, the bottom surface of the clamping convex block is positioned below the bottom surface of the upper die core, and the clamping convex block is positioned in the upper abdicating groove;

the lower insert groove is internally provided with a lower die core, the top of the lower die core is provided with a concave die cavity, one side of the lower die core is integrally formed with a clamping seat, the clamping seat is positioned in the lower yielding groove, and the clamping seat is internally provided with a clamping groove matched with the clamping convex block.

Furthermore, the top of the lower die core is provided with an extension runner which is communicated with the injection molding sub-runner and the cavity.

Furthermore, the extension runner is an inclined runner which becomes shallow from the injection molding runner to the cavity of the female die.

Furthermore, one side integrated into one piece of lower bolster has oblique guide block, and oblique guide block is located the subchannel of moulding plastics, and the extension runner is connected with the subchannel of moulding plastics to the top inclined plane of oblique guide block.

Further, the liftout subassembly includes the liftout hole, and the sprue channel and the chamber of stepping down of taking off the material of moulding plastics are connected at the both ends in liftout hole, and sliding connection has the liftout needle in the liftout hole, and the bottom of liftout needle is fixed with the kicking plate, and kicking plate sliding connection is in taking off the material chamber of stepping down, and the kicking plate with take off the material and step down and be connected with the spring between the chamber.

Furthermore, a water gap groove is connected between the injection molding sub-runner and the material ejecting hole.

The utility model has the advantages that: the utility model discloses a prevent inclined to one side general type injection mold through setting up special fool-proof structure, can effectively make things convenient for the mould benevolence to realize accurate counterpoint and inlay the installation, and the installation effectiveness is high, the installation result is reliable, and in addition, when the compound die was moulded plastics, screens lug cooperation screens recess can ensure to go up the accurate butt joint of mould benevolence and lower mould benevolence, avoids taking place the skew between convex mould piece and the die cavity to ensure that the final injection moulding product's that obtains structural accuracy is high, and the production quality of moulding plastics is high.

Drawings

Fig. 1 is a schematic structural view of the utility model during mold opening.

Fig. 2 is a schematic structural diagram of the die assembly of the present invention.

Fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

The reference signs are: the injection molding machine comprises a panel 10, an upper template 11, an injection molding main runner 12, an upper embedding groove 13, an upper abdicating groove 131, a bottom plate 20, a lower die holder 21, a stripping abdicating cavity 211, a lower template 22, a lower embedding groove 23, a lower abdicating groove 231, an injection molding sub-runner 24, an upper die core 30, a male die block 31, a clamping lug 32, a lower die core 40, a female die cavity 41, an extension runner 411, a clamping seat 42, a clamping groove 421, an inclined guide block 43, a material ejecting component 50, an ejecting hole 51, a water gap groove 511, an ejecting needle 52, an ejecting plate 53 and a spring 54.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

Refer to fig. 1 to 3.

The embodiment of the utility model discloses an anti-deviation general injection mold, which comprises a panel 10, an upper template 11, a lower template 22, a lower die holder 21 and a bottom plate 20 which are sequentially arranged from top to bottom, wherein a stripping abdicating cavity 211 is arranged in the lower die holder 21, a material ejecting component 50 is arranged in the stripping abdicating cavity 211, an injection main runner 12 is arranged in the upper template 11, n upper embedding grooves 13 are arranged at the bottom of the upper template 11, each upper embedding groove 13 is uniformly distributed around the injection main runner 12, n is an integer larger than 1, namely n is 2 at the minimum, one side of each upper embedding groove 13 far away from the injection main runner 12 is connected with an upper abdicating groove 131, n lower embedding grooves 23 are arranged at the top of the lower template 22, each lower embedding groove 23 is respectively positioned under each upper embedding groove 13, an injection sub-runner 24 is connected between each lower embedding groove 23, the injection sub-runner 24 is positioned under the injection main runner 12, the injection molding main runner 12 is communicated with the injection molding sub-runners 24, and one side of each lower inlaying groove 23, which is far away from the injection molding sub-runners 24, is connected with a lower abdicating groove 231;

an upper mold core 30 is embedded in each upper embedding groove 13, a convex module 31 is integrally formed at the bottom of each upper mold core 30, a clamping convex block 32 is integrally formed at one side of each upper mold core 30, the bottom surface of the clamping convex block 32 is positioned below the bottom surface of the upper mold core 30, namely the clamping convex block 32 protrudes out of the surface of the upper mold core 30, the clamping convex block 32 is positioned in the upper abdicating groove 131, during installation, the clamping convex block 32 can play a foolproof role in the installation operation of the upper mold core 30, the operation of installing and embedding the upper mold core 30 is convenient, and the alignment is accurate;

every inlays all to inlay in the groove 23 down and installs a lower mould benevolence 40, the top of every lower mould benevolence 40 all is equipped with a die cavity 41, during the compound die, each die cavity 41 can match each convex mould piece 31 respectively and form the die cavity of moulding plastics, one side homogeneous body shaping of every lower mould benevolence 40 has a screens seat 42, screens seat 42 is located under and steps down in the groove 231, screens seat 42 can play the fool-proof effect to the installation operation of lower mould benevolence 40, the convenient operation of lower mould benevolence 40 is inlayed in the installation, it is accurate to counterpoint, all be equipped with a screens recess 421 that matches with screens lug 32 in every screens seat 42, each screens lug 32 can insert in each screens recess 421 promptly.

When the upper die core 30 is installed, the clamping lugs 32 are matched with the upper abdicating grooves 131 to effectively play a role in fool-proofing, so that the upper die core 30 can be reliably installed in an aligned mode, and the installation operation is convenient; when the lower die core 40 is installed, the clamping seat 42 is matched with the lower abdicating groove 231 to effectively install the fool-proof function, so that the lower die core 40 can be ensured to realize reliable contraposition installation, and the operation is convenient. When the mold is opened, the material is removed as shown in figure 1.

When the mold is closed, as shown in fig. 2 and 3, the clamping protrusion 32 is inserted into the clamping groove 421, so that the mold closing operation can be effectively prevented from being deviated, the upper mold core 30 can be effectively ensured to be accurately aligned with the lower mold core 40, and the male mold block 31 and the female mold cavity 41 can be prevented from being dislocated, so that the structure of the formed injection mold cavity can be effectively ensured to meet the requirements, and the precision of an injection molded part obtained by injection molding can be effectively ensured.

In this embodiment, an extension runner 411 is disposed at the top of each lower mold core 40, the extension runner 411 communicates the injection runner 24 and the cavity 41, so that the connection between the lower mold core 40 and the injection runner 24 is located at the extension runner 411, the defect structure formed by insert mounting can be effectively prevented from being located in the cavity 41, and the cavity 41 and the male mold block 31 can be ensured to form an injection mold cavity with precise and reliable structure.

Based on the above embodiment, the extension runner 411 is an inclined runner that becomes shallower from the injection runner 24 to the cavity 41, that is, the bottom surface of the extension runner 411 is a slope structure, and the top end of the slope structure is connected to the cavity 41.

Based on the above embodiment, one side of each lower template 22 is integrally formed with an inclined guide block 43, the inclined guide block 43 is located in the injection molding runner 24, the top inclined surface of the inclined guide block 43 is connected with the extension runner 411 and the injection molding runner 24, that is, the top inclined surface of the inclined guide block 43 is connected with the bottom surface of the extension runner 411 and the bottom surface of the injection molding runner 24, so that the flow guiding effect on molten plastic in the injection molding process can be effectively ensured, and the injection molding effect is prevented from being influenced by the occurrence of faults in the runner. In addition, the inclined guide block 43 can effectively prevent molten plastic from entering the lower insert groove 23 from the injection runner 24 in the injection molding process.

In this embodiment, the liftout subassembly 50 includes liftout hole 51, the sprue channel 24 and the material taking off chamber 211 of stepping down of moulding plastics are connected to the both ends in liftout hole 51, sliding connection has liftout needle 52 in the liftout hole 51, the bottom of liftout needle 52 is fixed with ejector plate 53, ejector plate 53 sliding connection is in taking off the material chamber 211 of stepping down, ejector plate 53 and the material taking off are connected with spring 54 between the chamber 211 of stepping down, after the completion of moulding plastics, through promoting ejector plate 53, ejector needle 52 can be ejecting the realization of taking off the material with the plastic part that obtains.

Based on the above embodiment, the sprue channel 511 is connected between the injection runner 24 and the ejection hole 51, during injection, the top surface of the ejection needle 52 is located at the bottom of the sprue channel 511, the sprue channel 511 can be filled with molten plastic, after cooling, a sprue part with a sufficiently large size is formed, during stripping, the sprue part is used for bearing the acting force of the ejection needle 52, and the reliability and stability of the ejection action can be effectively improved.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (6)

1. An anti-deviation universal injection mold comprises a panel (10), an upper template (11), a lower template (22), a lower die holder (21) and a bottom plate (20) which are arranged from top to bottom in sequence, a stripping abdication cavity (211) is arranged in the lower die seat (21), a material ejecting component (50) is arranged in the stripping abdication cavity (211), it is characterized in that an injection molding main runner (12) is arranged in the upper template (11), the bottom of the upper template (11) is provided with n upper embedding grooves (13), n is an integer larger than 1, one side of each upper embedding groove (13) far away from the injection molding main runner (12) is connected with an upper abdicating groove (131), the top of the lower template (22) is provided with n lower embedding grooves (23), injection molding sub-runners (24) are connected among the lower embedding grooves (23), and one side, far away from the injection molding sub-runners (24), of each lower embedding groove (23) is connected with a lower abdicating groove (231);

an upper mold core (30) is installed in the upper insert groove (13), a convex module (31) is integrally formed at the bottom of the upper mold core (30), a clamping convex block (32) is integrally formed at one side of the upper mold core (30), the bottom surface of the clamping convex block (32) is positioned below the bottom surface of the upper mold core (30), and the clamping convex block (32) is positioned in the upper abdicating groove (131);

lower insert install down mould benevolence (40) in groove (23) down, the top of lower mould benevolence (40) all is equipped with a die cavity (41), one side integrated into one piece of lower mould benevolence (40) has screens seat (42), screens seat (42) are located under in the groove of stepping down (231), be equipped with in screens seat (42) with screens recess (421) that screens lug (32) match.

2. The offset-proof general-purpose injection mold according to claim 1, wherein an extended runner (411) is provided at the top of the lower mold core (40), and the extended runner (411) communicates the injection runner (24) and the cavity (41).

3. An injection mould of the anti-bias general type as claimed in claim 2, wherein said extended runner (411) is an inclined runner which becomes shallower from said injection runner (24) to said cavity (41).

4. The injection mold of claim 3, wherein a slant guide block (43) is integrally formed at one side of the lower mold plate (22), the slant guide block (43) is located in the injection runner (24), and a top slope of the slant guide block (43) connects the extension runner (411) and the injection runner (24).

5. The anti-deviation general-type injection mold according to claim 1, wherein the ejection assembly (50) comprises an ejection hole (51), two ends of the ejection hole (51) are connected with the injection runner (24) and the material-removing and space-saving cavity (211), an ejection pin (52) is slidably connected in the ejection hole (51), an ejection plate (53) is fixed at the bottom of the ejection pin (52), the ejection plate (53) is slidably connected in the material-removing and space-saving cavity (211), and a spring (54) is connected between the ejection plate (53) and the material-removing and space-saving cavity (211).

6. The injection mold of claim 5, wherein a water gap groove (511) is connected between the injection runner (24) and the material ejecting hole (51).

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