CN214820530U

CN214820530U - Automatic reducing and cutting mechanism for injection molding hidden rubber port

Info

Publication number: CN214820530U
Application number: CN202120082309.5U
Authority: CN
Inventors: 吴松焰
Original assignee: Shenzhen Lixin Plastic Mould Co ltd
Current assignee: Shenzhen Lixin Plastic Mould Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-11-23
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses an automatic resection mechanism that subtracts of mouth is glued to injection moulding dive, which comprises a die, the recess of moulding plastics has been seted up to the inside of mould, the mould is equipped with a plurality of injection heads and roof respectively in the inner wall one side of the recess of moulding plastics, one side outside of mould is equipped with the supporting body, the top of supporting body is equipped with first hydraulic pump, first through-hole has been seted up to one side of supporting body, the supporting body is equipped with first tool bit and second tool bit respectively in the inside top and the bottom of first through-hole. The utility model discloses a switch on starts first hydraulic pump, lets first hydraulic pump promote the second sliding plate and slides in the second sliding groove inside of supporting body for remove the second tool bit to operating position, starter motor, the output shaft of motor drives the disc, makes the disc drive the connecting rod through the fixed block and rotates, and the connecting rod drives the connecting plate and carries out up-and-down reciprocating motion, thereby drives first tool bit and mutually supports with the second tool bit, excises the separation with shaping plastics.

Description

Automatic reducing and cutting mechanism for injection molding hidden rubber port

Technical Field

The utility model relates to an injection moulding technical field especially relates to an automatic excision mechanism that subtracts of latent jiao kou of injection moulding.

Background

The injection molding process is a process for manufacturing a semi-finished product with a certain shape by a series of operations such as pressurizing, injecting, cooling, and separating a molten raw material.

Through retrieval, the chinese patent publication No. CN212124027U discloses an automatic cut reducing mechanism for an injection molding hidden glue opening, which comprises a product body, and a rear mold core, an upper ejector plate and a lower ejector plate which are sequentially arranged from top to bottom, wherein a through hole is formed in the rear mold core in a penetrating manner, the upper ejector plate is provided with an ejector pin body and an ejector rod, and the ejector pin body and the ejector rod penetrate through the through hole; one side of the product body is provided with a runner, and the end part of the runner is provided with a submerged nozzle.

The automatic cutting mechanism that subtracts of a plastic injection molding hidden jiao kou in above-mentioned patent exists following not enough: the device only pushes the ejector rod through the movable insert, so that the ejector rod drives the ejector pin to push out the molded plastic, and the cutting effect on the molded plastic cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an automatic cutting mechanism for an injection molding hidden rubber opening.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic resection mechanism that subtracts of mouth is glued to injection moulding dive, includes the mould, the recess of moulding plastics has been seted up to the inside of mould, the mould is equipped with a plurality of injection heads and roof respectively in the inner wall one side of the recess of moulding plastics, one side outside of mould is equipped with the supporting body, the top of supporting body is equipped with first hydraulic pump, first through-hole has been seted up to one side of supporting body, the supporting body is equipped with first tool bit and second tool bit respectively on the inside top of first through-hole and bottom, the bottom of supporting body is equipped with the motor, one side of supporting body is equipped with the connecting plate.

Furthermore, the supporting body is provided with a first sliding groove at the bottom end of the inner wall of the first through hole, the supporting body is provided with a first sliding plate at the first sliding groove, the bottom end of the first sliding plate is provided with a bottom plate, a spring is arranged between the bottom plate and the supporting body, and the top end of the first sliding plate is fixedly connected with the first cutter head.

Furthermore, a second sliding groove is formed in the top end of the inner wall of the first through hole of the supporting body, a second sliding plate is arranged at the position of the second sliding groove of the supporting body, a first push plate is arranged on the top end of the second sliding plate, the first hydraulic pump extends to the second sliding through hole of the supporting body, the first push plate is fixedly connected with a push rod of the first hydraulic pump, and the bottom end of the second sliding plate is fixedly connected with the second tool bit.

Furthermore, the supporting body is provided with a sliding through hole at one side of the first sliding groove, the supporting body is provided with a connecting block at the sliding through hole, the connecting block is fixedly connected with the first sliding plate, a disc is sleeved outside an output shaft of the motor, a fixed block is arranged at one side of the disc, a connecting rod is arranged outside the fixed block, the connecting rod is rotatably connected with the connecting plate, and the connecting plate is fixedly connected with the connecting block.

Furthermore, one side of the mold is provided with a second hydraulic pump, a first cavity is formed in the mold, a second push plate is arranged in the first cavity of the mold, the second hydraulic pump extends to the inside of the first cavity of the mold, the second hydraulic pump is fixedly connected with the second push plate, an ejector rod is arranged on one side of the second push plate, the ejector rod extends to the inside of an injection molding groove of the mold, and a top plate is arranged on one side of the ejector rod.

Furthermore, a second through hole is formed in one side of the die, a feeding pipe is arranged at the first through hole of the die, and the feeding pipe is fixedly connected with the injection head.

Furthermore, the supporting body is fixedly connected with a rubber pad at the top end of the inner wall of the sliding through hole.

The utility model has the advantages that:

1. through having set up second tool bit and first tool bit, walk to the first through-hole department of supporting body as the shaping plastics, switch on, start first hydraulic pump, let first hydraulic pump promote the second sliding plate and slide in the second sliding groove of supporting body is inside, make and remove the second tool bit to operating position, the starter motor, let the output shaft of motor drive the disc, make the disc drive the connecting rod through the fixed block and rotate, the connecting rod drives the connecting plate and carries out up-and-down reciprocating motion, thereby it mutually supports to drive first tool bit and second tool bit, excise the separation with the shaping plastics.

2. Through having set up second hydraulic pump and second push pedal, send into the head of moulding plastics through the conveying pipe when the plastics raw materials, then after the inside cooling shaping of the recess of moulding plastics of mould, start the second hydraulic pump, the second hydraulic pump promotes the second push pedal, lets the second push pedal drive the ejector pin and promotes the roof for plastics are from the interior drawing of patterns of the injection moulding recess of mould, then send the shaping plastics to the first through-hole department of supporting body, can guarantee to remove shaping plastics to excision work position.

3. Through having set up the rubber pad, pass through the connecting rod and the connecting plate drives the connecting block when the slip through-hole of supporting body is inside to slide at the disc, the rubber pad can be through the characteristic of self, and fine avoidance connecting block and supporting body take place the rigidity collision, the tool setting process of first tool bit of influence and second tool bit of also further avoiding.

Drawings

Fig. 1 is a schematic front view of an automatic cutting mechanism for an injection molding glue-pouring opening in embodiment 1;

FIG. 2 is a sectional view of a first tool bit side view structure of an automatic cutting mechanism for an injection molding glue-diving opening in accordance with embodiment 1;

fig. 3 is a schematic front view of a rubber pad of the automatic cut-off mechanism for the glue-submerged opening in injection molding in embodiment 2.

In the figure: the injection molding machine comprises a die 1, a bearing body 2, a first sliding plate 3, a bottom plate 4, a spring 5, a connecting block 6, a first cutter head 7, an injection head 8, a second cutter head 9, a second sliding plate 10, a first push plate 11, a first hydraulic pump 12, a top plate 13, a feeding pipe 14, a second hydraulic pump 15, a second push plate 16, a top rod 17, a connecting plate 18, a connecting rod 19, a fixed block 20, a disc 21, a motor 22 and a rubber pad 23.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, an automatic reducing and cutting mechanism for an injection molding hidden glue opening comprises a mold 1, an injection molding groove is formed in the mold 1, a plurality of injection heads 8 and a top plate 13 are respectively arranged on one side of the inner wall of the injection molding groove of the mold 1, a supporting body 2 is fixedly connected to the outer portion of one side of the mold 1, a YYB type first hydraulic pump 12 is fixedly connected to the top end of the supporting body 2, a first through hole is formed in one side of the supporting body 2, a first cutter head 7 and a second cutter head 9 are respectively arranged on the inner top end and the bottom end of the first through hole of the supporting body 2, a YB type motor 22 is fixedly connected to the bottom end of the supporting body 2, and a connecting plate 18 is arranged on one side of the supporting body 2.

The supporting body 2 has been seted up first slip recess in the inner wall bottom of first through-hole, and the supporting body 2 has first sliding plate 3 at first slip recess sliding connection department, and the bottom fixedly connected with bottom plate 4 of first sliding plate 3, fixedly connected with spring 5 between bottom plate 4 and the supporting body 2, the top and the first sword head 7 fixed connection of first sliding plate 3.

The second sliding groove has been seted up on the inner wall top of first through-hole to supporting body 2, and supporting body 2 has second sliding plate 10 at second sliding groove sliding connection department, the first push pedal 11 of top fixedly connected with of second sliding plate 10, and first hydraulic pump 12 extends to the second sliding through-hole of supporting body 2, first push pedal 11 and first hydraulic pump 12's push rod fixed connection, the bottom and the second tool bit 9 fixed connection of second sliding plate 10.

The supporting body 2 has seted up the slip through-hole in one side of first slip recess, and supporting body 2 has connecting block 6 at slip through-hole department sliding connection, connecting block 6 and first sliding plate 3 fixed connection, and the outside cover of output shaft of motor 22 is equipped with disc 21, and one side fixedly connected with fixed block 20 of disc 21, the outside rotation of fixed block 20 is connected with connecting rod 19, and connecting rod 19 rotates with connecting plate 18 to be connected, connecting plate 18 and connecting block 6 fixed connection.

Mould 1's one side fixedly connected with YYB type second hydraulic pump 15, first cavity has been seted up to mould 1's inside, mould 1 has second push pedal 16 at the inside sliding connection of first cavity, second hydraulic pump 15 extends to the inside of mould 1's first cavity, second hydraulic pump 15 and second push pedal 16 fixed connection, one side fixedly connected with ejector pin 17 of second push pedal 16, ejector pin 17 extends to mould 1's the inside of moulding plastics the recess, one side fixedly connected with roof 13 of ejector pin 17.

A second through hole is formed in one side of the die 1, a feeding pipe 14 is fixedly connected to the die 1 at the first through hole, and the feeding pipe 14 is fixedly connected with the injection head 8.

The working principle is as follows: when plastic raw materials are fed into the injection molding head 8 through the feeding pipe 14 and then cooled and molded in the injection molding groove of the mold 1, the second hydraulic pump 15 is started, the second hydraulic pump 15 pushes the second push plate 16, the second push plate 16 drives the ejector rod 17 to push the top plate 13, so that the plastic is demoulded from the injection molding groove of the mold 1, and then the molded plastic is fed to the first through hole of the bearing body 2;

when the molded plastic travels to the first through hole of the supporting body 2, the power supply is turned on, the first hydraulic pump 12 is started, the first hydraulic pump 12 pushes the second sliding plate 10 to slide in the second sliding groove of the supporting body 2, so that the second tool bit 9 is moved to the working position, the motor 22 is started, the output shaft of the motor 22 drives the disc 21, the disc 21 drives the connecting rod 19 to rotate through the fixed block 20, the connecting rod 19 drives the connecting plate 18 to reciprocate up and down, the first tool bit 7 and the second tool bit 9 are driven to be matched with each other, and the molded plastic is cut off and separated.

Example 2

Referring to fig. 3, an automatic cutting mechanism that subtracts of injection moulding hidden jiao kou, this embodiment compares in embodiment 1, in order to increase the practicality of device, supporting body 2 is at the inner wall top fixed connection rubber pad 23 of sliding through hole, and when disc 21 passed through connecting rod 19 and connecting plate 18 drive connecting block 6 and slided in the sliding through hole of supporting body 2, rubber pad 23 can be through the characteristic of self, and fine avoiding connecting block 6 and supporting body 2 take place the rigidity collision, also further avoiding influencing the tool setting process of first tool bit 7 and second tool bit 9.

when the molded plastic travels to a first through hole of the supporting body 2, a power supply is switched on, the first hydraulic pump 12 is started, the first hydraulic pump 12 pushes the second sliding plate 10 to slide in the second sliding groove of the supporting body 2, so that the second tool bit 9 is moved to a working position, the motor 22 is started, an output shaft of the motor 22 drives the disc 21, the disc 21 drives the connecting rod 19 to rotate through the fixed block 20, the connecting rod 19 drives the connecting plate 18 to reciprocate up and down, the first tool bit 7 and the second tool bit 9 are driven to be matched with each other, and the molded plastic is cut off and separated;

when the disc 21 drives the connecting block 6 to slide in the sliding through hole of the bearing body 2 through the connecting rod 19 and the connecting plate 18, the rubber pad 23 can well avoid the connecting block 6 from rigidly colliding with the bearing body 2 through the characteristics of the rubber pad, and further avoid influencing the tool setting process of the first tool bit 7 and the second tool bit 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic resection mechanism that subtracts of mouth is glued to injection moulding dive, includes mould (1), its characterized in that, the recess of moulding plastics has been seted up to the inside of mould (1), mould (1) is equipped with a plurality of injection heads (8) and roof (13) respectively in the inner wall one side of the recess of moulding plastics, one side outside of mould (1) is equipped with supporting body (2), the top of supporting body (2) is equipped with first hydraulic pump (12), first through-hole has been seted up to one side of supporting body (2), supporting body (2) are equipped with first tool bit (7) and second tool bit (9) respectively in the inside top and the bottom of first through-hole, the bottom of supporting body (2) is equipped with motor (22), one side of supporting body (2) is equipped with connecting plate (18).

2. The automatic reducing and cutting mechanism for the injection molding glue-diving opening is characterized in that the supporting body (2) is provided with a first sliding groove at the bottom end of the inner wall of the first through hole, the supporting body (2) is provided with a first sliding plate (3) at the first sliding groove, the bottom end of the first sliding plate (3) is provided with a bottom plate (4), a spring (5) is arranged between the bottom plate (4) and the supporting body (2), and the top end of the first sliding plate (3) is fixedly connected with a first tool bit (7).

3. The automatic reducing and cutting mechanism for the injection molding glue-leaking opening according to claim 2, wherein the supporting body (2) is provided with a second sliding groove at the top end of the inner wall of the first through hole, the supporting body (2) is provided with a second sliding plate (10) at the second sliding groove, the top end of the second sliding plate (10) is provided with a first push plate (11), the first hydraulic pump (12) extends to the second sliding through hole of the supporting body (2), the first push plate (11) is fixedly connected with the push rod of the first hydraulic pump (12), and the bottom end of the second sliding plate (10) is fixedly connected with the second cutter head (9).

4. The automatic reducing and cutting mechanism for the injection molding hidden gate is characterized in that a sliding through hole is formed in one side of the first sliding groove of the supporting body (2), a connecting block (6) is arranged at the sliding through hole of the supporting body (2), the connecting block (6) is fixedly connected with the first sliding plate (3), a disc (21) is sleeved outside an output shaft of the motor (22), a fixed block (20) is arranged on one side of the disc (21), a connecting rod (19) is arranged outside the fixed block (20), the connecting rod (19) is rotatably connected with the connecting plate (18), and the connecting plate (18) is fixedly connected with the connecting block (6).

5. The automatic reducing and cutting mechanism for the injection molding glue-leaking opening according to claim 1, characterized in that a second hydraulic pump (15) is arranged on one side of the mold (1), a first cavity is formed in the mold (1), a second push plate (16) is arranged in the first cavity of the mold (1), the second hydraulic pump (15) extends into the first cavity of the mold (1), the second hydraulic pump (15) is fixedly connected with the second push plate (16), an ejector rod (17) is arranged on one side of the second push plate (16), the ejector rod (17) extends into an injection groove of the mold (1), and a top plate (13) is arranged on one side of the ejector rod (17).

6. The automatic reducing and cutting mechanism for the injection molding hidden glue opening is characterized in that a second through hole is formed in one side of the mold (1), a feeding pipe (14) is arranged at the first through hole of the mold (1), and the feeding pipe (14) is fixedly connected with the injection head (8).

7. The automatic reducing and cutting mechanism for the injection molding hidden glue opening is characterized in that the rubber pad (23) is fixedly connected to the top end of the inner wall of the sliding through hole of the supporting body (2).