CN216329960U

CN216329960U - Combined plastic pipe extrusion die

Info

Publication number: CN216329960U
Application number: CN202122777415.8U
Authority: CN
Inventors: 宋小静
Original assignee: Tianjin Xinfengtuo Technology Co ltd
Current assignee: Tianjin Xinfengtuo Technology Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-19
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses a combined plastic pipe extruding die which comprises a die, a cooling assembly and a circulating pipe, wherein the die comprises a die body A, a die body B, assembling pieces and screws, the outer walls of two sides of the die body A and the die body B are fixedly connected with the assembling pieces, the screws are detachably connected between the assembling pieces, the outer side wall of the die body A is fixedly connected with an installing frame, a hydraulic cylinder is installed at the top end of the installing frame, a telescopic rod is installed at the lower end of the hydraulic cylinder, the tail end of the telescopic rod is detachably connected with an installing plate, and the lower end of the installing plate is fixedly connected with an extruding column. This combination plastics tubular product extrusion tooling dismantles the screw on the assembly piece through using relevant instrument after production is accomplished, conveniently carries out the split with the mould, is convenient for then clear up the inner wall defective material, and die body A and die body B link up the position and are provided with the sealing strip and guarantee the mould leakproofness.

Description

Combined plastic pipe extrusion die

Technical Field

The utility model relates to the technical field of extrusion dies, in particular to a combined plastic pipe extrusion die.

Background

The extrusion die belongs to one of forming dies, but other discharging modes are realized by the action of extrusion. The method is widely applied to aluminum special-shaped structures and is also used in plastic parts. The front end of the extruder is used for manufacturing pipes or profiled bars. In short, a mold is a tool for molding an article, which is composed of various parts, and different molds are composed of different parts, and it is accomplished by the processing of the outer shape of the article mainly by the change of the physical state of the molded material.

Patent number CN202021988102.6 discloses a combination plastics tubular product extrusion tooling, including main part, support column, feed inlet, extrusion device, first pneumatic cylinder, extrusion die and hydraulic push rod, the both sides of main part are equipped with the support column, the top of main part is equipped with first pneumatic cylinder, the right side of first pneumatic cylinder is equipped with the feed inlet, the inside of main part is equipped with the motor, the right side of motor is equipped with the filling tube, the below of main part is equipped with extrusion device, extrusion device comprises stripper bar, fixed block and die cavity, the inside of support column is equipped with the second pneumatic cylinder, the outside of second pneumatic cylinder is equipped with hydraulic push rod, hydraulic push rod's outside is equipped with extrusion die, extrusion die comprises extrusion slider, hot plate and circuit, uses the push rod of first pneumatic cylinder direct drive extrusion device inside at the support column internally mounted, the pressure intensity in the extrusion device can be effectively increased, and materials can be more fully extruded into the cavity for hot-press forming.

At present, the plastic pipe extrusion die has the following disadvantages: 1. raw materials are easy to bond in the inner cavity of the plastic pipe extrusion die, so that the plastic pipe extrusion die is inconvenient to clean and influences the subsequent use of the die; 2. the plastic pipe extrusion die is slow in cooling forming speed in the production process. Therefore, a combined plastic pipe extrusion die is provided.

Disclosure of Invention

The utility model mainly aims to provide a combined plastic pipe extrusion die, which is characterized in that screws on an assembly sheet are disassembled by using related tools after production is finished, the die is conveniently disassembled, then, inner wall scraps are conveniently cleaned, a connecting part of a die body A and a die body B is provided with a sealing strip to ensure the sealing property of the die, and the problems in the background art can be effectively solved.

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

the utility model provides a combination plastics tubular product extrusion tooling, includes the mould, still includes cooling module and runner pipe, the mould includes die body A, die body B, equipment piece and screw, the equal fixedly connected with equipment piece of die body A and die body B both sides outer wall, can dismantle between the equipment piece and be connected with the screw, die body A lateral wall fixedly connected with mounting bracket, the pneumatic cylinder is installed on the mounting bracket top, the telescopic link is installed to the pneumatic cylinder lower extreme, the telescopic link end can be dismantled and be connected with the mounting panel, mounting panel lower extreme fixedly connected with extrusion post, cooling module includes cooler bin, baffle, spiral cooling tube, feed liquor pipe, water pump, drain pipe and liquid feeding pipe.

Furthermore, a partition plate is fixedly connected to the inner wall of the lower end of the cooling box; the baffle is used for layering about with the cooler bin, and the lower floor is used for storing cooling liquid, and the upper strata is used for installing spiral cooling tube.

Furthermore, the inner wall of the upper end of the cooling box is detachably connected with a spiral cooling pipe; the spiral cooling pipe is tightly attached to a mold arranged in the cooling box, and cooling liquid flows along the inside of the pipe body to rapidly cool the mold.

Furthermore, the right side of the cooling box is connected with a liquid inlet pipe in an intercommunicating manner, a water pump is installed on the liquid inlet pipe, and the left side of the cooling box is connected with a liquid outlet pipe in an intercommunicating manner; by pressing the water pump switch, the cooling liquid in the cooling box is circulated by the water pump through the liquid inlet pipe, the spiral cooling pipe and the liquid outlet pipe.

Furthermore, the front part of the cooling box is communicated and connected with a liquid feeding pipe; the liquid feeding pipe is used for feeding cooling liquid.

Furthermore, an inner cavity and an outer cavity are formed in the mold, and a circulating pipe is installed at the bottom of the mold; the raw material in the inner cavity flows into the outer cavity through the flow pipe under the extrusion action to form a pipe model.

Compared with the prior art, the utility model has the following beneficial effects that 1, by pressing the switch of the hydraulic cylinder, the hydraulic cylinder pushes the telescopic rod to move downwards, so that the extrusion column is driven to press downwards along the inner cavity of the die, raw materials in the inner cavity flow into the outer cavity through the runner pipe under the extrusion action to form a pipe model, after the production is finished, screws on the assembly sheet are disassembled by using related tools, the die is conveniently disassembled, then the residual materials on the inner wall are conveniently cleaned, and the joint part of the die body A and the die body B is provided with the sealing strip to ensure the sealing property of the die; 2. by pressing the water pump switch, the cooling liquid in the cooling box is circulated through the liquid inlet pipe, the spiral cooling pipe and the liquid outlet pipe during the operation of the water pump, the spiral cooling pipe is tightly attached to the die arranged inside the cooling box, and the cooling liquid flows along the inside of the pipe body to rapidly cool the die.

Drawings

Fig. 1 is a schematic view of the overall structure of a combined plastic pipe extrusion die of the present invention.

Fig. 2 is a schematic view of a mold structure of the combined plastic pipe extrusion mold of the present invention.

FIG. 3 is a schematic view of a mold cavity of the combined plastic pipe extrusion mold of the present invention.

FIG. 4 is a schematic view of the inside of a cooling box of the combined plastic pipe extrusion die of the present invention.

In the figure: 1. a mold; 101. a die body A; 102. a die body B; 103. assembling the sheet; 104. a screw; 2. a mounting frame; 3. a hydraulic cylinder; 4. a telescopic rod; 5. mounting a plate; 6. extruding the column; 7. a cooling assembly; 701. a cooling tank; 702. a partition plate; 703. a spiral cooling tube; 704. a liquid inlet pipe; 705. a water pump; 706. a liquid outlet pipe; 707. a liquid feeding pipe; 8. an inner cavity; 9. an outer cavity; 10. and (4) a circulating pipe.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a combination plastics tubular product extrusion tooling, including mould 1, still include cooling module 7 and runner pipe 10, mould 1 includes die body a101, die body B102, equipment piece 103 and screw 104, the equal fixedly connected with equipment piece 103 of die body a101 and die body B102 both sides outer wall, can dismantle between the equipment piece 103 and be connected with screw 104, die body a101 lateral wall fixedly connected with mounting bracket 2, pneumatic cylinder 3 is installed on 2 tops of mounting bracket, telescopic link 4 is installed to 3 lower extremes of pneumatic cylinder, 4 terminal the dismantling of telescopic link is connected with

mounting panel

5, 5 lower extreme fixedly connected with extrusion post 6 of mounting panel, cooling module 7 includes cooler bin 701, baffle 702, spiral cooling tube 703, feed liquor pipe 704, water pump 705, drain pipe 706 and liquid feeding pipe 707.

Further, a partition plate 702 is fixedly connected to the inner wall of the lower end of the cooling box 701; the partition 702 is used to separate the cooling tank 701 into upper and lower layers, the lower layer is used to store cooling liquid, and the upper layer is used to install the spiral cooling pipe 703.

Wherein, the inner wall of the upper end of the cooling box 701 is detachably connected with a spiral cooling pipe 703; the spiral cooling pipe 703 is closely attached to the mold 1 placed inside the cooling box 701, and the cooling liquid flows along the inside of the pipe body to rapidly cool the mold 1.

The right side of the cooling box 701 is connected with a liquid inlet pipe 704 in an intercommunicating manner, a water pump 705 is installed on the liquid inlet pipe 704, and the left side of the cooling box 701 is connected with a liquid outlet pipe 706 in an intercommunicating manner; by pressing the switch of the water pump 705, the water pump 705 operates to circulate the cooling liquid in the cooling tank 701 through the liquid inlet pipe 704, the spiral cooling pipe 703 and the liquid outlet pipe 706.

Wherein, the front part of the cooling box 701 is communicated with a liquid feeding pipe 707; the liquid feed pipe 707 is used to feed the coolant.

Wherein, an inner cavity 8 and an outer cavity 9 are arranged in the die 1, and a circulating pipe 10 is arranged at the bottom of the die 1; the raw material in the inner cavity flows into the outer cavity 9 through the flow pipe 10 under the extrusion action to form a pipe model.

The utility model is a combined plastic pipe extrusion die, during operation, by pressing a switch of a hydraulic cylinder 3, the hydraulic cylinder 3 pushes a telescopic rod 4 to move downwards, then an extrusion column 6 is driven to press downwards along an inner cavity 9 of the die 1, raw materials in the inner cavity flow into an outer cavity 9 through a flow pipe 10 under the extrusion action to form a pipe die, after production is completed, a screw 104 on an assembly sheet 103 is disassembled by using a relevant tool, the die 1 is conveniently disassembled, then the residual materials on the inner wall are conveniently cleaned, and a sealing strip is arranged at the joint part of a die body A101 and a die body B102 to ensure the sealing performance of the die 1; by pressing a switch of the water pump 705, the water pump 705 works to circulate cooling liquid in the cooling box 701 through the liquid inlet pipe 704, the spiral cooling pipe 703 and the liquid outlet pipe 706, the spiral cooling pipe 703 is tightly attached to the mold 1 arranged in the cooling box 701, and the cooling liquid flows along the inner part of the pipe body to rapidly cool the mold 1.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a combination plastics tubular product extrusion tooling, includes mould (1), its characterized in that: still include cooling module (7) and runner pipe (10), mould (1) is including die body A (101), die body B (102), equipment piece (103) and screw (104), equal fixedly connected with equipment piece (103) of die body A (101) and die body B (102) both sides outer wall, can dismantle between equipment piece (103) and be connected with screw (104), die body A (101) lateral wall fixedly connected with mounting bracket (2), pneumatic cylinder (3) are installed on mounting bracket (2) top, telescopic link (4) are installed to pneumatic cylinder (3) lower extreme, telescopic link (4) end can be dismantled and be connected with mounting panel (5), mounting panel (5) lower extreme fixedly connected with extrusion post (6), cooling module (7) are including cooler bin (701), baffle (702), spiral cooling tube (703), feed liquor pipe (704), water pump (705), A liquid outlet pipe (706) and a liquid feeding pipe (707).

2. The combined plastic pipe extrusion die of claim 1, wherein: and a partition plate (702) is fixedly connected to the inner wall of the lower end of the cooling box (701).

3. The combined plastic pipe extrusion die of claim 1, wherein: the inner wall of the upper end of the cooling box (701) is detachably connected with a spiral cooling pipe (703).

4. The combined plastic pipe extrusion die of claim 1, wherein: the right side of the cooling box (701) is connected with a liquid inlet pipe (704) in an intercommunicating manner, a water pump (705) is installed on the liquid inlet pipe (704), and the left side of the cooling box (701) is connected with a liquid outlet pipe (706) in an intercommunicating manner.

5. The combined plastic pipe extrusion die of claim 1, wherein: the front part of the cooling box (701) is communicated with a liquid feeding pipe (707).

6. The combined plastic pipe extrusion die of claim 1, wherein: an inner cavity (8) and an outer cavity (9) are formed in the die (1), and a flow pipe (10) is installed at the bottom of the die (1).