CN213166573U

CN213166573U - Mold for injection molding

Info

Publication number: CN213166573U
Application number: CN202020998714.7U
Authority: CN
Inventors: 潘少平
Original assignee: Kunshan Mingku Electronics Co ltd
Current assignee: Kunshan Mingku Electronics Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-05-11
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses a mould for injection molding, which comprises a female mould core and a male mould core, wherein a plurality of cavities are formed between the female mould core and the male mould core, a main runner is arranged on a female mould plate, the bottom of the main runner is communicated with a sub-runner, and the sub-runner is communicated with the cavities; a screw rod is arranged in the male template, one end of the screw rod is connected with a motor, a plurality of sliding blocks are sleeved on the screw rod, square iron is arranged at the bottom of the male template, the bottoms of the square iron are connected through a lower fixing plate, a through hole is formed in the center of the lower fixing plate, and a thimble bottom plate is arranged below the thimble panel; the upper fixed plate is provided with a positioning ring, and one side of the female template is provided with a water pipe extending to the other side of the female template. The utility model discloses both made things convenient for the drawing of patterns to the part, the effectual work efficiency that has improved has made things convenient for the injection molding machine to injection mold's location again, has accelerated the cooling solidification to the part after moulding plastics to great reduction manpower and materials, it is comparatively convenient.

Description

Mold for injection molding

Technical Field

The utility model relates to a mould for injection moulding processing belongs to mould technical field.

Background

Injection molding is a method for producing and molding industrial products, the products generally adopt rubber injection molding and plastic injection molding, and the injection molding can also be divided into injection molding and die casting methods.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a mould for injection moulding, this mould for injection moulding both made things convenient for the drawing of patterns to the part, the effectual work efficiency that has improved has made things convenient for the injection molding machine to injection mold's location again, has improved the precision of injection molding machine when moulding plastics.

In order to solve the technical problem, the utility model discloses a technical scheme is: a kind of injection mold processing uses the mould, including the female mold kernel that is set up in the centre of the female mold plate and male mold kernel that is set up in both sides of the male mold plate respectively, the said female mold kernel, male mold kernel are relatively fitted and set up, thus form several cavity for part shaping between female mold kernel and male mold kernel, there is a sprue for the injection of sizing material on the said female mold plate, this sprue bottom connect to extend to the inside subchannel of female mold kernel to both sides, this subchannel is communicated with said cavity; a screw rod is arranged in the male template below the male die core, one end of the screw rod is connected with a motor for driving the screw rod to rotate, the screw rod is slidably sleeved with a plurality of sliding blocks corresponding to the male die core, and the sliding blocks are fixedly connected with the lower surface of the male die core and used for driving the male die core to slide;

the two sides of the bottom of the male template are respectively provided with a square iron, the bottoms of the square irons are connected through a lower fixing plate, so that a space for the ejector pin panel to move is formed between the two square irons and the lower fixing plate, the center of the lower fixing plate is provided with a through hole, and an ejector pin bottom plate is arranged below the ejector pin panel; the middle position department at upper fixed plate top is provided with the position circle with sprue matched with, and passes through first screw threaded connection between position circle and the upper fixed plate, female die plate one side is provided with the water pipe that extends to its opposite side, and this water pipe activity runs through the cavity benevolence.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, the outer side of the bottom of the male mold core is provided with a limiting block in sliding connection with the male mold plate, and the male mold plate is provided with a limiting groove in sliding connection with the limiting block.

2. In the above scheme, the number of the male die core and the number of the sliding blocks are two, and the threads at the two ends of the screw rod are reversely arranged.

3. In the scheme, the bottom of the lower fixing plate is provided with a second screw which penetrates through the square iron and extends into the male template.

4. In the above scheme, one side of the female template, which is back on to the male template, is connected with an upper fixing plate, and a through hole communicated with the main runner is formed in the upper fixing plate.

5. In the scheme, the upper fixing plate is in threaded connection with the female die plate through the first screws.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses mould for injection moulding, it sets up slidable public mould benevolence in the inside both sides of public template, through the cooperation of initial condition public mould benevolence and female mould benevolence, carry out the part of injection moulding for having the structure of back-off, at this moment, it rotates to drive the lead screw through the motor, the slider that the drive is connected with the bottom of public mould benevolence slides to the centre from the lead screw both ends, make public mould benevolence break away from the part, when whole mould is long-pending less, need not occupy the inner space and do the oblique top structure, great reduction manpower and materials, it is comparatively convenient.

2. The utility model discloses mould for injection molding, it is provided with a square iron respectively in the both sides of public template bottom, and this square iron bottom is connected through a bottom plate to form a space that supplies thimble panel activity between two square irons and bottom plate, open at the bottom plate central authorities has a through-hole, is provided with a thimble bottom plate below the thimble panel, through promoting the thimble bottom plate, makes the thimble ejecting the part, has made things convenient for the drawing of patterns to the part, has effectively improved work efficiency; in addition, the positioning ring matched with the main runner is arranged at the middle position of the top of the upper fixing plate, so that the injection molding machine can conveniently position the injection mold, and the injection molding precision of the injection molding machine is improved; it is through being provided with the water pipe that extends to its opposite side in female template one side, at the in-process of moulding plastics, lets in the water source in with the water pipe, has accelerated the cooling solidification to the part after moulding plastics, has improved work efficiency.

Drawings

FIG. 1 is a schematic view of the appearance structure of the injection mold of the present invention;

FIG. 2 is a schematic view of the internal structure of the injection mold of the present invention;

FIG. 3 is a side view of the injection mold of the present invention;

FIG. 4 is a schematic structural view of the injection molding member in the mold for injection molding of the present invention.

In the above drawings: 1. a master template; 2. a cavity insert; 3. a male template; 4. a core insert; 5. a slider; 6. a screw rod; 7. a motor; 8. a part; 9. a main flow channel; 10. a shunt channel; 11. positioning rings; 12. an upper fixing plate; 13. a limiting block; 14. a water pipe; 15. square iron; 16. a thimble panel; 17. a thimble base plate; 18. a lower fixing plate; 21. a through hole; 22. a first screw; 23. a limiting groove; 24. a second screw.

Detailed Description

In the description of this patent, it is 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 in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

The motor (model: YE 2) mentioned in the invention can be obtained in market or by private order.

Example 1: a kind of injection mold processing uses the mould, including setting up in the central cavity 2 of the cavity plate 1 and setting up in the male mold core 4 of the both sides of the male mold plate 3 separately, said cavity 2, male mold core 4 are relatively fitted and set up, thus form several cavities for part 8 to shape between cavity 2 and male mold core 4, there is a main runner 9 for glue material to pour into on the said cavity plate 1, this main runner 9 bottom connect to extend to the inner subchannel 10 of cavity 2 to both sides, this subchannel 10 is communicated with said cavity; a screw rod 6 is arranged in the male template 3 below the male die core 4, one end of the screw rod 6 is connected with a motor 7 for driving the screw rod 6 to rotate, the screw rod 6 is slidably sleeved with a plurality of slide blocks 5 corresponding to the male die core 4, and the slide blocks 5 are fixedly connected with the lower surface of the male die core 4 and used for driving the male die core 4 to slide;

the two sides of the bottom of the core plate 3 are respectively provided with a square iron 15, the bottoms of the square irons 15 are connected through a lower fixing plate 18, so that a space for the movement of an ejector pin panel 16 is formed between the two square irons 15 and the lower fixing plate 18, the center of the lower fixing plate 18 is provided with a through hole 21, and an ejector pin bottom plate 17 is arranged below the ejector pin panel 16; a positioning ring 11 matched with the main runner 9 is arranged in the middle of the top of the upper fixing plate 12, the positioning ring 11 and the upper fixing plate 12 are in threaded connection through a first screw 22, a water pipe 14 extending to the other side of the female die plate 1 is arranged on one side of the female die plate 1, and the water pipe 14 movably penetrates through the female die core 2.

The outer side of the bottom of the male die core 4 is provided with a limiting block 13 which is in sliding connection with the male die plate 3, and the male die plate 3 is provided with a limiting groove 23 which is in sliding connection with the limiting block 13; the number of the male die core 4 and the number of the sliding blocks 5 are two, and the threads at the two ends of the screw rod 6 are arranged in a reverse direction.

Example 2: a kind of injection mold processing uses the mould, including setting up in the central cavity 2 of the cavity plate 1 and setting up in the male mold core 4 of the both sides of the male mold plate 3 separately, said cavity 2, male mold core 4 are relatively fitted and set up, thus form several cavities for part 8 to shape between cavity 2 and male mold core 4, there is a main runner 9 for glue material to pour into on the said cavity plate 1, this main runner 9 bottom connect to extend to the inner subchannel 10 of cavity 2 to both sides, this subchannel 10 is communicated with said cavity; a screw rod 6 is arranged in the male template 3 below the male die core 4, one end of the screw rod 6 is connected with a motor 7 for driving the screw rod 6 to rotate, the screw rod 6 is slidably sleeved with a plurality of slide blocks 5 corresponding to the male die core 4, and the slide blocks 5 are fixedly connected with the lower surface of the male die core 4 and used for driving the male die core 4 to slide;

The bottom of the lower fixing plate 18 is provided with a second screw 24 which penetrates through the square iron 15 and extends into the core plate 3; one side of the female template 1, which is opposite to the male template 3, is connected with an upper fixing plate 12, and the upper fixing plate 12 is provided with a through hole communicated with the main runner 9; the upper fixing plate 12 is screwed to the female mold plate 1 by a plurality of first screws 22.

When the injection molding processing mold is adopted, the screw rod is driven to rotate through the motor, the sliding blocks connected with the bottom of the male mold core are driven to slide from two ends of the screw rod to the middle, so that the male mold core is separated from a part, when the integral mold is small in size, an inclined top structure does not need to be occupied in the inner space, manpower and material resources are greatly reduced, and the injection molding processing mold is convenient;

in addition, the ejector pin bottom plate is pushed, so that the ejector pin can eject out the part, the part is conveniently demoulded, and the working efficiency is improved; in addition, the injection molding machine is convenient to position the injection mold, the precision of the injection molding machine during injection molding is improved, the cooling and solidification of parts after injection molding are accelerated, and the working efficiency is effectively improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a mould for injection moulding which characterized in that: the core forming die comprises a cavity (2) arranged in the center of a cavity plate (1) and core inserts (4) respectively arranged on two sides of a core plate (3), wherein the cavity (2) and the core inserts (4) are arranged in a matched manner, so that a plurality of cavities for forming parts (8) are formed between the cavity plate (2) and the core inserts (4), a main flow passage (9) for injecting glue is formed in the cavity plate (1), the bottom of the main flow passage (9) is communicated with branch flow passages (10) extending to the interior of the cavity plate (2) from two sides, and the branch flow passages (10) are communicated with the cavities; a screw rod (6) is arranged in the male template (3) below the male die core (4), one end of the screw rod (6) is connected with a motor (7) for driving the screw rod (6) to rotate, the screw rod (6) is slidably sleeved with a plurality of sliding blocks (5) corresponding to the male die core (4), and the sliding blocks (5) are fixedly connected with the lower surface of the male die core (4) and used for driving the male die core (4) to slide;

two sides of the bottom of the male template (3) are respectively provided with a square iron (15), the bottoms of the square irons (15) are connected through a lower fixing plate (18), so that a space for the ejector pin panel (16) to move is formed between the two square irons (15) and the lower fixing plate (18), the center of the lower fixing plate (18) is provided with a through hole (21), and an ejector pin bottom plate (17) is arranged below the ejector pin panel (16); the middle position of the top of the upper fixing plate (12) is provided with a positioning ring (11) matched with the main runner (9), the positioning ring (11) and the upper fixing plate (12) are in threaded connection through a first screw (22), one side of the female die plate (1) is provided with a water pipe (14) extending to the other side of the female die plate, and the water pipe (14) movably penetrates through the female die core (2).

2. The mold for injection molding according to claim 1, characterized in that: the outer side of the bottom of the male die core (4) is provided with a limiting block (13) which is in sliding connection with the male die plate (3), and the male die plate (3) is provided with a limiting groove (23) which is in sliding connection with the limiting block (13).

3. The mold for injection molding according to claim 1, characterized in that: the number of the male die core (4) and the number of the sliding blocks (5) are two, and the threads at the two ends of the screw rod (6) are arranged in a reverse direction.

4. The mold for injection molding according to claim 1, characterized in that: and a second screw (24) which penetrates through the square iron (15) and extends into the male template (3) is arranged at the bottom of the lower fixing plate (18).

5. The mold for injection molding according to claim 1, characterized in that: one side of the female template (1) back to the male template (3) is connected with an upper fixing plate (12), and the upper fixing plate (12) is provided with a through hole communicated with the main runner (9).

6. The mold for injection molding according to claim 5, characterized in that: the upper fixing plate (12) is in threaded connection with the female die plate (1) through a plurality of first screws (22).