CN220763403U

CN220763403U - Automatic cutting structure for side gate of plastic mold

Info

Publication number: CN220763403U
Application number: CN202322413809.4U
Authority: CN
Inventors: 张飞耀
Original assignee: Jutianxiang Tianjin Technology Co ltd
Current assignee: Jutianxiang Tianjin Technology Co ltd
Priority date: 2023-09-06
Filing date: 2023-09-06
Publication date: 2024-04-12
Anticipated expiration: 2033-09-06

Abstract

The utility model relates to the technical field of dies and discloses an automatic cutting structure for side gates of plastic dies, which comprises a lower die and an upper die, wherein the lower die and the upper die are stacked together, side gates are formed in the side walls of the upper die, a processing box is fixedly connected to the side walls of the upper die, a reciprocating screw rod is rotatably connected to the inner walls of the processing box, a motor is fixedly connected to the upper side walls of the processing box, and the output end of the motor penetrates through the side walls of the processing box and is fixedly connected with the reciprocating screw rod. According to the utility model, after the plastic product in the die is processed, the material product and the stub bar can be automatically cut, the workload of operators is reduced, the trimming of the section of the plastic product is ensured, and after the cutter is worn, the cutter can be conveniently and rapidly replaced, so that the convenience of the operators is improved.

Description

Automatic cutting structure for side gate of plastic mold

Technical Field

The utility model relates to the technical field of molds, in particular to an automatic cutting structure for a side gate of a plastic mold.

Background

The mould is used for producing various moulds and tools of the needed products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods in industry. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material. The term "industrial mother" is used.

When the existing mold is used, molten materials are required to be injected into the mold from a side gate of the mold, after injection molding, plastic products and stub bars are always connected together and cannot be separated automatically, the products are required to be manually cut off from the stub bars, the workload of operators is increased, the operators manually cut the products to cause irregular sections, and even the thin-wall products are deformed.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, when a die is used, molten materials are required to be injected into the die from a side gate of the die, after injection molding, a plastic product and a stub bar are always connected together and cannot be separated automatically, and the product is required to be manually cut off from the stub bar, so that the workload of operators is increased, the operator is easy to cause irregular cutting surfaces due to manual cutting, and even the thin-wall product is deformed.

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

the utility model provides a plastic mold side gate automatic cutout structure, includes bed die and last mould, bed die stacks together with last mould, the side gate has been seted up to the lateral wall of going up the mould, the lateral wall fixedly connected with processing case of going up the mould, the inner wall of processing case rotates and is connected with reciprocating screw rod, the last lateral wall fixedly connected with motor of processing case, the output of motor runs through the lateral wall of processing case, and with reciprocating screw rod fixed connection, the pole wall thread bush of reciprocating screw rod has a screw barrel, screw barrel left side wall fixedly connected with bent plate, the lateral wall of bent plate stretches out the processing case, the sliding gate with bent plate mutual match has been seted up to the lateral wall of processing case, the lower extreme of bent plate passes through joint mechanism fixedly connected with cutter.

Preferably, the clamping mechanism comprises a clamping cylinder fixedly connected to the lower end of the bent plate, a clamping plate is inserted into the clamping cylinder, the lower end of the clamping plate extends out of the clamping cylinder and is fixedly connected with a connecting seat, the lower side wall of the connecting seat is fixedly connected with the upper side wall of the cutter, two limiting holes are formed in the side wall of the clamping cylinder, limiting pins are inserted into the limiting holes, through holes matched with the limiting pins are formed in the side wall of the clamping plate, the right ends of the limiting pins extend out of the limiting holes, the limiting holes are fixedly connected with one pulling plate, and the same spring is fixedly connected with the side wall of one side opposite to the pulling plate and the clamping cylinder.

Preferably, the right side wall of the thread cylinder is fixedly connected with a limiting slide plate, and the inner wall of the processing box is provided with a limiting slide groove matched with the limiting slide plate.

Preferably, the upper side wall of the clamping plate is of a conical structure, and a conical groove is formed in the inner wall of the clamping cylinder.

Preferably, the side wall of the pulling plate is fixedly connected with a pull ring.

Preferably, the upper side wall of the processing box is fixedly connected with a protective cover.

Compared with the prior art, the utility model provides an automatic cutting structure for a side gate of a plastic mold, which has the following beneficial effects:

1. this plastic mold side gate automatic cutout structure through bed die, last mould, side gate, processing case, reciprocating lead screw, motor, screw thread section of thick bamboo, bent plate, cutter that set up, can be after the plastic product processing in the mould is accomplished, can automatic cutout material goods and stub bar, when reducing operating personnel work load, also guaranteed the order of plastic product tangent plane.

2. This plastic mold side gate automatic cutout structure through card section of thick bamboo, cardboard, connecting seat, spacer pin, the arm-tie that set up, can appear wearing and tearing the back at the cutter, can be convenient quick change the cutter, has improved the convenience of operating personnel work.

The device has the advantages that the device can automatically cut material products and stub bars after the plastic products in the die are processed, reduces the workload of operators, ensures the trimming of the cut surfaces of the plastic products and can conveniently and rapidly replace the cutters after the cutters are worn, and the convenience of the operators is improved.

Drawings

FIG. 1 is a schematic diagram of a structure for automatically cutting off a side gate of a plastic mold according to the present utility model;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic diagram illustrating a disassembly and assembly mode of a cutter in the automatic cutting structure of the side gate of the plastic mold according to the present utility model.

In the figure: 1. a lower die; 2. an upper die; 3. a side gate; 4. a processing box; 5. a reciprocating screw rod; 6. a motor; 7. a thread cylinder; 8. a bending plate; 10. a cutter; 11. a clamping cylinder; 12. a clamping plate; 13. a connecting seat; 14. a limiting pin; 15. pulling a plate; 16. a limit sliding plate; 17. a pull ring; 18. and a protective cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, an automatic cutting structure for side gate of plastic mold comprises a lower mold 1 and an upper mold 2, wherein the lower mold 1 and the upper mold 2 are stacked together, a side gate 3 is arranged on the side wall of the upper mold 2, a processing box 4 is fixedly connected with the side wall of the upper mold 2, a reciprocating screw rod 5 is rotatably connected with the inner wall of the processing box 4, a motor 6 is fixedly connected with the upper side wall of the processing box 4, the output end of the motor 6 penetrates through the side wall of the processing box 4 and is fixedly connected with the reciprocating screw rod 5, a thread cylinder 7 is sleeved on the rod wall of the reciprocating screw rod 5, a bending plate 8 is fixedly connected with the left side wall of the thread cylinder 7, a sliding opening matched with the bending plate 8 is arranged on the side wall of the processing box 4, and a cutter 10 is fixedly connected with the lower end of the bending plate 8 through a clamping mechanism.

The clamping mechanism comprises a clamping cylinder 11 fixedly connected to the lower end of the bent plate 8, a clamping plate 12 is inserted into the clamping cylinder 11, the lower end of the clamping plate 12 extends out of the clamping cylinder 11 and is fixedly connected with a connecting seat 13, the lower side wall of the connecting seat 13 is fixedly connected with the upper side wall of the cutter 10, two limiting holes are formed in the side wall of the clamping cylinder 11, limiting pins 14 are inserted into the limiting holes, through holes matched with the limiting pins 14 are formed in the side wall of the clamping plate 12, the right ends of the two limiting pins 14 extend out of the limiting holes, the same pulling plate 15 is fixedly connected, the same spring is fixedly connected to the side wall of the opposite sides of the pulling plate 15 and the clamping cylinder 11, and after the cutter is worn, the cutter can be conveniently and rapidly replaced, so that convenience in work of operators is improved.

The right side wall fixedly connected with spacing slide 16 of screw thread section of thick bamboo 7, the spacing spout that mutually supports with spacing slide 16 has been seted up to the inner wall of processing case 4, through the mutually supports of spacing slide 16 and spacing spout, avoids screw thread section of thick bamboo 7 to rotate, makes screw thread section of thick bamboo 7 only can reciprocate in the vertical direction.

The upper side wall of the clamping plate 12 is of a conical structure, and a conical groove is formed in the inner wall of the clamping cylinder 11, so that the placement stability of the clamping plate 12 and the connecting seat 13 is improved.

The side wall of the pulling plate 15 is fixedly connected with a pull ring 17, so that the pulling plate 15 is conveniently pulled.

The upper side wall of the processing box 4 is fixedly connected with a protective cover 18, so that the protection capability of the motor 6 is improved.

In the utility model, when the plastic product casting is finished, the motor 6 is started to work, the motor 6 drives the reciprocating screw rod 5 to rotate, the screw thread cylinder 7 is driven to move up and down through screw thread fit, the screw thread cylinder 7 drives the clamping cylinder 11 to move through the bent plate 8, the clamping cylinder 11 drives the cutter 10 to move, the cutter 10 is used for cutting the plastic product and the stub bar, and the work load of operators is reduced, and the neatness of the section of the plastic product is ensured.

Claims

1. The utility model provides a plastic mold side gate automatic cutout structure, includes bed die (1) and last mould (2), its characterized in that, bed die (1) and last mould (2) stack together, side gate (3) have been seted up to the lateral wall of going up mould (2), the lateral wall fixedly connected with processing case (4) of going up mould (2), the inner wall rotation of processing case (4) is connected with reciprocating lead screw (5), the last lateral wall fixedly connected with motor (6) of processing case (4), the output of motor (6) runs through the lateral wall of processing case (4), and with reciprocating lead screw (5) fixed connection, the pole wall thread bush of reciprocating lead screw (5) is equipped with screw mandrel (7), screw mandrel (7) left side wall fixedly connected with bent plate (8), the lateral wall of bent plate (8) stretches out processing case (4), the sliding port with bent plate (8) mutually supporting is seted up to the lateral wall of processing case (4), the lower extreme of bent plate (8) is through joint mechanism fixedly connected with (10).

2. The automatic cutting structure for side gate of plastic mold according to claim 1, wherein the clamping mechanism comprises a clamping cylinder (11) fixedly connected to the lower end of the bent plate (8), a clamping plate (12) is inserted into the clamping cylinder (11), the lower end of the clamping plate (12) extends out of the clamping cylinder (11) and is fixedly connected with a connecting seat (13), the lower side wall of the connecting seat (13) is fixedly connected with the upper side wall of the cutter (10), two limiting holes are formed in the side wall of the clamping cylinder (11), limiting pins (14) are inserted into the limiting holes, through holes matched with the limiting pins (14) are formed in the side wall of the clamping plate (12), the right ends of the limiting pins (14) extend out of the limiting holes, the same pulling plate (15) is fixedly connected with the side wall of the opposite side of the pulling plate (15) and the clamping cylinder (11), and the same spring is fixedly connected with the side wall of the opposite side of the pulling plate (15).

3. The automatic cutting structure for the side gate of the plastic mold according to claim 1, wherein the right side wall of the threaded cylinder (7) is fixedly connected with a limit sliding plate (16), and the inner wall of the processing box (4) is provided with a limit sliding groove matched with the limit sliding plate (16).

4. The automatic cutting structure for the side gate of the plastic mold according to claim 2, wherein the upper side wall of the clamping plate (12) is of a conical structure, and the inner wall of the clamping cylinder (11) is provided with a conical groove.

5. The automatic side gate cutting structure of plastic mold according to claim 2, wherein a pull ring (17) is fixedly connected to a side wall of the pull plate (15).

6. The automatic side gate cutting structure of plastic mold according to claim 1, wherein the upper side wall of the processing box (4) is fixedly connected with a protective cover (18).