CN219028300U

CN219028300U - Die for fixing head type plastic binding belt

Info

Publication number: CN219028300U
Application number: CN202223370406.8U
Authority: CN
Inventors: 叶成楠
Original assignee: Dongguan Shengteng Plastic Product Co ltd
Current assignee: Dongguan Shengteng Plastic Product Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-16
Anticipated expiration: 2032-12-14

Abstract

The utility model relates to the field of production and processing of binding tapes and discloses a die for a fixed head type plastic binding tape, which comprises a jacking cylinder, wherein a fixed plate is arranged at the bottom end of the jacking cylinder, guide rods are fixedly connected to four corners of the top end of the jacking cylinder, a plurality of upper die cavities are arranged on the lower surface of an upper die holder, injection molding channels are communicated with the middle part of the top wall of the upper die cavity, lower die cavities are arranged at positions, corresponding to each upper die cavity, of the upper surface of a lower die holder, cooling grooves are arranged in the lower die holder, and ejector pins are fixedly connected to positions, corresponding to each lower die cavity, of two sides of the upper surface of the jacking cylinder. According to the utility model, the processing efficiency can be improved by arranging the upper die cavity and the lower die cavity, the cooling mechanism is arranged in the lower die seat, the cooling efficiency is higher, and the air in the upper die cavity and the lower die cavity is pumped out and then subjected to the injection molding process by arranging the air pump and the air valve, so that the processing quality is improved.

Description

Die for fixing head type plastic binding belt

Technical Field

The utility model relates to the field of tie production and processing, in particular to a die for a fixed head type plastic tie.

Background

The ribbon is usually adopted in production and processing and is finished with the injection molding process, and the existing injection molding process has some problems in operation, such as low processing efficiency, the single mold can only finish the injection molding process of the single ribbon, and low processing quality, because most of injection molding is finished, the cooling of injection molding liquid is performed in an external cooling mode, time is wasted, and after the mold is combined with the upper and lower films, some air remains in the inner mold cavity and is not discharged, and in the injection molding process, the air can be extruded to form bubbles in the injection molding liquid, so that the processing quality is affected.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a die for a fixed-head plastic ribbon.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a fixed head formula mould for plastic ribbon, including the jacking cylinder, the fixed plate is installed to the jacking cylinder bottom, equal fixedly connected with guide arm in jacking cylinder top four corners department, the top of guide arm is fixed connection in the bottom four corners of upper die base respectively, the middle part external diameter of guide arm is swing joint in the inside four corners department of die holder respectively, the lower surface of upper die base is equipped with a plurality of upper die cavity, the roof middle part of upper die cavity all communicates has the passageway of moulding plastics, the upper surface of die holder all is equipped with the lower die cavity with the corresponding position department of every upper die cavity, the inside of die holder is equipped with the cooling tank, the equal fixedly connected with thimble of the corresponding position department of upper surface both sides and every lower die cavity of jacking cylinder.

Further, the top end of the upper die holder is fixedly connected with a branch pipe at the position corresponding to each injection molding channel, and the bottom ends of the branch pipes are fixedly connected to the bottom ends of the multi-way pipes.

Further, the rear end fixed connection of the multi-way pipe is at the input of air pump, installs the pneumatic valve on the rear side external diameter of multi-way pipe.

Further, a condensate water ingress pipe is arranged in the middle of the left end of the lower die holder, and the right end of the condensate water ingress pipe is communicated with the inside of the cooling tank.

Further, a condensate water delivery pipe is arranged in the middle of the right end of the lower die holder, and the left end of the condensate water delivery pipe is communicated with the inside of the cooling tank.

Further, the driving end of the fixing plate penetrates through the jacking cylinder through the jacking rod and is fixedly connected to the middle of the bottom end of the lower die holder.

Furthermore, reset springs are fixedly connected to the outer diameters of the bottoms of the ejector pins.

The utility model has the following beneficial effects:

1. the device is simple in result and convenient to operate, machining efficiency can be improved by arranging a plurality of upper and lower die cavities, and meanwhile, the cooling mechanism is arranged inside the lower die holder, so that the cooling efficiency is higher, and the machining quality is improved.

2. Through setting up air pump and pneumatic valve and multi-way pipe intercommunication, close the membrane back at upper and lower die holder, carry out the injection molding process again after taking out the air in the upper and lower die cavity through the air pump, can prevent that remaining air from producing the influence to the injection molding process in the die cavity, further improve processingquality, the production and processing demand better.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

fig. 2 is a front cross-sectional view of the present utility model.

Legend description:

1. jacking the air cylinder; 2. a fixing plate; 3. a guide rod; 4. an upper die holder; 5. a lower die holder; 6. an upper die cavity; 7. an injection molding channel; 8. a branch pipe; 9. a multi-way pipe; 10. an air pump; 11. an air valve; 12. a lower die cavity; 13. a cooling tank; 14. a condensed water inlet pipe; 15. a condensed water lead-out pipe; 16. a lifting rod; 17. a thimble; 18. and a return spring.

Detailed Description

Referring to fig. 1-2, one embodiment provided by the present utility model is: the utility model provides a fixed head formula mould for plastic ribbon, including jacking cylinder 1, fixed plate 2 is installed to jacking cylinder 1 bottom, connect fixedly effect, equal fixedly connected with guide arm 3 in jacking cylinder 1 top four corners department, the top of guide arm 3 is fixed connection respectively in the bottom four corners of upper die base 4, the middle part external diameter of guide arm 3 is swing joint respectively in the inside four corners department of die holder 5, through the die closing process of upper die base 4 and die holder 5, make things convenient for the import of follow-up injection molding liquid, the lower surface of upper die base 4 is equipped with a plurality of upper die cavity 6, the shape is the first half shape of ribbon, the roof middle part of upper die cavity 6 all communicates has the passageway 7 of moulding plastics for the import injection molding liquid. The upper surface of die holder 5 all is equipped with die cavity 12 down with the corresponding position department of every die cavity 6, and the shape is the lower half shape of ribbon, and the inside of die holder 5 is equipped with cooling tank 13, and main cooling structure, the upper surface both sides of jacking cylinder 1 all fixedly connected with thimble 17 with the corresponding position department of every die cavity 12 down, conveniently accomplish cooling solidification back ejecting finished product.

In this embodiment, the top of upper die base 4 and the corresponding position department of every passageway 7 of moulding plastics all fixedly connected with branch pipe 8, the bottom of branch pipe 8 is all fixed connection in the bottom of multi-way pipe 9 for leading-in injection molding liquid, the rear end fixed connection of multi-way pipe 9 is at the input of air pump 10, installs pneumatic valve 11 on the rear side external diameter of multi-way pipe 9, opens air pump 10 and pneumatic valve 11, takes out the air in upper die cavity 6 and the lower die cavity 12, can prevent that remaining air from influencing the injection molding process in the die cavity, improves processingquality.

The left end middle part of die holder 5 is equipped with comdenstion water ingress pipe 14 and the right-hand member and the inside intercommunication of cooling tank 13 of comdenstion water ingress pipe 14, and the right-hand member middle part of die holder 5 is equipped with comdenstion water delivery pipe 15 and the left end and the inside intercommunication of cooling tank 13 of comdenstion water delivery pipe 15, makes things convenient for the import and export of comdenstion water, and cooling tank 13 sets up in the inside of die holder 5 simultaneously, can improve the condensation effect.

The drive end of fixed plate 2 runs through inside jacking cylinder 1 and fixed connection in the bottom middle part of die holder 5 through jacking rod 16, conveniently drives the up-and-down motion of die holder 5, all fixedly connected with reset spring 18 on the bottom external diameter of thimble 17, the cushioning effect resets.

The jacking cylinder 2 drives the jacking rod 16 to ascend, drives the lower die holder 5 to move upwards and complete a film combining process with the upper die holder 4, then opens the air pump 10 and the air valve 11, pumps out air in the upper die cavity 6 and the lower die cavity 12, closes the air valve 11, then introduces injection molding liquid through the multi-way pipe 9, enters the die cavity after passing through the injection molding channel 7 to complete the injection molding process, then introduces condensed water through the condensed water inlet pipe 14 to cool the die, and after cooling and fixing of the injection molding liquid are completed, the jacking cylinder 2 controls the lower die holder 5 to move downwards, and ejects finished products in the lower die cavity 12 by using the jacking rod 16 to complete the processing process.

Claims

1. The utility model provides a fixed head formula mould for plastic tie, includes jacking cylinder (1), its characterized in that: the fixed plate (2) is installed to jacking cylinder (1) bottom, equal fixedly connected with guide arm (3) in jacking cylinder (1) top four corners department, the top of guide arm (3) is fixed connection in the bottom four corners of upper die base (4) respectively, the middle part external diameter of guide arm (3) is swing joint in the inside four corners department of die holder (5) respectively, the lower surface of upper die base (4) is equipped with mould cavity (6) in a plurality of, the roof middle part of upper die cavity (6) all communicates has injection channel (7), the upper surface of die holder (5) all is equipped with die cavity (12) down with the corresponding position department of every upper die cavity (6), the inside of die holder (5) is equipped with cooling groove (13), the upper surface both sides of jacking cylinder (1) all fixedly connected with thimble (17) with the corresponding position department of every lower die cavity (12).

2. The die for a fixed head type plastic tie according to claim 1, wherein: the top of the upper die holder (4) is fixedly connected with a branch pipe (8) at the position corresponding to each injection molding channel (7), and the bottom of the branch pipe (8) is fixedly connected with the bottom of a multi-way pipe (9).

3. A die for a fixed head plastic tie as claimed in claim 2, wherein: the rear end of the multi-way pipe (9) is fixedly connected with the input end of the air pump (10), and an air valve (11) is arranged on the outer diameter of the rear side of the multi-way pipe (9).

4. The die for a fixed head type plastic tie according to claim 1, wherein: the middle part of the left end of the lower die holder (5) is provided with a condensed water ingress pipe (14), and the right end of the condensed water ingress pipe (14) is communicated with the inside of the cooling groove (13).

5. The die for a fixed head type plastic tie according to claim 1, wherein: the middle part of the right end of the lower die holder (5) is provided with a condensed water delivery pipe (15), and the left end of the condensed water delivery pipe (15) is communicated with the inside of the cooling tank (13).

6. The die for a fixed head type plastic tie according to claim 1, wherein: the driving end of the fixing plate (2) penetrates through the jacking cylinder (1) through the jacking rod (16) and is fixedly connected to the middle of the bottom end of the lower die holder (5).

7. The die for a fixed head type plastic tie according to claim 1, wherein: and the outer diameters of the bottoms of the ejector pins (17) are fixedly connected with reset springs (18).