CN214491387U

CN214491387U - Injection mold for PVC three-way pipe

Info

Publication number: CN214491387U
Application number: CN202023099722.7U
Authority: CN
Inventors: 黄穗珠; 黄宇鹏; 梁甲颂; 李平奎; 陈敏婷
Original assignee: Guangdong Hengchang Plastic Pipe Co ltd
Current assignee: Guangdong Hengchang Plastic Pipe Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-10-26
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to the technical field of mold production, and discloses an injection mold for a PVC three-way pipe, which comprises a box body, wherein a baffle is fixedly arranged in the inner cavity of the box body, a first mold is fixedly arranged at the top of the baffle, a second mold is slidably arranged at the top of the baffle and positioned in front of the first mold, three through grooves, a material injection groove, a breaking groove and an air guide groove are respectively arranged at one side of the first mold opposite to the second mold, raw materials are injected into the first mold and the second mold through the material injection groove, air in the three through grooves is upwards extruded in the process that the raw materials enter the three through grooves, the extruded air is discharged to the outside through the air guide groove by matching with the air guide hole through the air guide groove through the material guide groove, when the three through grooves are filled with the raw materials, an electric telescopic rod drives a material separation air guide plate to move rightwards to form a sealed space to prevent the raw materials from overflowing, and the air in the mold can be quickly discharged, the problem of lack of materials of the product is avoided.

Description

Injection mold for PVC three-way pipe

Technical Field

The utility model relates to a mould production technical field specifically is an injection mold for PVC three-way pipe.

Background

The injection mold is manufactured by adding plastic into a mold, continuously rotating the mold along two vertical axes and heating the mold, gradually and uniformly coating and melting the plastic in the mold on the whole surface of the mold cavity under the action of gravity and heat energy, forming the plastic into a required shape, and cooling and shaping the plastic.

When the existing injection mold for the PVC three-way pipe is used, air in the mold cannot be effectively discharged, so that the quality of a product is influenced due to material shortage, the working efficiency of a demolding link after the product is manufactured is lower, the demolding effect is poor, and the damage rate of the product is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an injection mold for PVC three-way pipe possesses and can discharge the inside air of mould fast, and the condition of scarce material can not appear in the product, has guaranteed advantages such as quality of product, has solved the unable effective discharge of the inside air of mould and has leaded to the product to lack the quality that the material influences the product, and product drawing of patterns efficiency is lower, and product drawing of patterns effect is not good leads to increasing the problem of product spoilage.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: an injection mold for a PVC three-way pipe comprises a box body, wherein a partition plate is fixedly arranged in the inner cavity of the box body, a first mold is fixedly arranged at the top of the partition plate, a second mold is slidably arranged at the top of the partition plate and positioned in front of the first mold, three through grooves, a material injection groove, a partition groove and a gas guide groove are formed in one side, opposite to the first mold and the second mold, of each of the first mold and the second mold, the three through grooves are communicated with the material injection groove, the three through grooves are communicated with the partition groove, the partition groove is communicated with the gas guide groove, a clamping groove is formed in the front of the first mold, a clamping block is fixedly arranged on the back of the second mold, an electric telescopic rod is fixedly arranged on the inner wall of the partition groove, a partition material gas guide plate is fixedly arranged at the right end of the electric telescopic rod, a gas guide hole is formed in the top of the partition material gas guide plate in a penetrating manner, and a first driving device is fixedly arranged on the right side of the inner cavity of the box body, the bottom of the inner cavity of the box body is fixedly provided with a second driving device, and the top of the partition plate is fixedly provided with a first hydraulic device in front of the second die.

Preferably, the first driving device comprises a motor, a rotating shaft is fixedly mounted at the output end of the motor through a speed reducer, and a spacer block is fixedly mounted on the outer surface of the rotating shaft.

Preferably, the outer surface of the rotating shaft and the right side of the spacer block are provided with a forward thread groove, the outer surface of the rotating shaft and the left side of the spacer block are provided with a reverse thread groove, the outer surface of the forward thread groove is in threaded connection with a first push block, and the outer surface of the reverse thread groove is in threaded connection with a second push block.

Preferably, the left side fixed mounting of a ejector pad has a module No. one, the right side fixed mounting of No. two ejector pads has a module No. two.

Preferably, the second driving device comprises a second hydraulic device, a third push block is fixedly mounted at the top end of the second hydraulic device, and a third module is fixedly mounted at the top of the third push block.

Preferably, the inner surface of the clamping groove is matched with the outer surface of the clamping block, and the left side of the box body is rotatably provided with the material taking door.

(III) advantageous effects

Compared with the prior art, the utility model provides an injection mold for PVC three-way pipe possesses following beneficial effect: this an injection mold accessible notes silo for PVC three-way pipe injects the raw materials into mould and No. two moulds, the raw materials gets into three in-process that lead to the groove and can upwards extrude the air in the groove that leads to, the air that is extruded is discharged to the outside through cutting off groove cooperation air guide hole, start electric telescopic handle when the raw materials fills up three logical grooves, electric telescopic handle drives to separate the material air guide plate and removes formation confined space and prevent that the raw materials from spilling over, three-way pipe injection moulding back, starting motor drives a module and No. two modules and moves right and left respectively through rotation axis cooperation ejector pad and No. two ejector pads, start No. two hydraulic means and drive No. three module downstream through No. three ejector pads, start No. one hydraulic means simultaneously and drive No. two moulds and move forward, take out the three-way pipe until accomplishing the drawing of patterns.

1. This an injection mold for PVC three-way pipe, pour into the raw materials into through annotating the silo to a mould and No. two moulds, the raw materials gets into the in-process of three logical grooves and can upwards extrude the air in three logical grooves, it discharges to the outside through cutting off groove cooperation air guide hole through the air guide groove to be extruded air, start electric telescopic handle when the raw materials fills up three logical grooves, electric telescopic handle drives and separates material air guide plate and remove right formation confined space and prevent that the raw materials from spilling over, the discharge that the inside air of mould can be quick has been realized, the problem of starving has been avoided appearing in the product, the quality of product has been guaranteed.

2. This an injection mold for PVC three-way pipe, it is rotatory to drive the rotation axis through the motor, and the rotation axis cooperates No. one ejector pad and No. two ejector pads to drive a module and No. two modules and move right and left respectively, starts No. two hydraulic means and drives No. three module downstream through No. three ejector pads, starts No. one hydraulic means simultaneously and drives No. two moulds and move forward, has realized the effect of quick drawing of patterns, has improved work efficiency, has reduced the spoilage of product.

Drawings

Fig. 1 is a front view of the internal structure of the present invention.

Fig. 2 is a left side view of the internal structure of the present invention.

Fig. 3 is a front view of the structure of a mold, a push block, a module, a second push block, a second module, a third push block and a third module.

Fig. 4 is a rear view of the external structure of the second mold of the present invention.

Fig. 5 is a front view of the internal structure of the blocking slot of the present invention.

In the figure: 1. a box body; 2. a partition plate; 3. a first mold; 4. a second mold; 5. three through grooves; 6. a material injection groove; 7. a blocking groove; 8. a gas guide groove; 9. a card slot; 10. a clamping block; 11. an electric telescopic rod; 12. a material separating and air guiding plate; 13. an air vent; 14. a first driving device; 15. a second driving device; 16. a first hydraulic device; 17. a motor; 18. a rotating shaft; 19. a positive thread groove; 20. a reverse thread groove; 21. a first push block; 22. a second push block; 23. a first module; 24. a module No. two; 25. a second hydraulic device; 26. a third push block; 27. and a third module.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, an injection mold for a PVC three-way pipe comprises a box body 1, a partition plate 2 is fixedly installed in an inner cavity of the box body 1 and provides bottom support for a first driving device 14, a first mold 3, a second mold 4 and a first hydraulic device 16, the second mold 4 is slidably installed at the top of the partition plate 2 and in front of the first mold 3, three through grooves 5, an injection groove 6, a partition groove 7 and an air guide groove 8 are respectively formed in one side of the first mold 3 opposite to the second mold 4, the three through grooves 5 are communicated with the injection groove 6, the three through grooves 5 are communicated with the partition groove 7, the partition groove 7 is communicated with the air guide groove 8, a clamping groove 9 is formed in the front of the first mold 3, a clamping block 10 is fixedly installed on the back of the second mold 4, an electric telescopic rod 11 is fixedly installed on the inner wall of the partition groove 7, a material partition air guide plate 12 is fixedly installed at the right end of the electric telescopic rod 11, the top of the material separating and air guiding plate 12 is provided with an air guiding hole 13 in a penetrating way, the right side of the inner cavity of the box body 1 is fixedly provided with a first driving device 14, the first driving device 14 comprises a motor 17, a rotating shaft 18, a forward thread groove 19, a reverse thread groove 20, a first push block 21, a second push block 22, a first module 23 and a second module 24, the bottom of the inner cavity of the box body 1 is fixedly provided with a second driving device 15, the second driving device 15 comprises a second hydraulic device 25, a third push block 26 and a third module 27, the top of the partition plate 2 is fixedly provided with a first hydraulic device 16 positioned in front of the second mold 4, the first driving device 14 comprises a motor 17, the output end of the motor 17 is fixedly provided with a rotating shaft 18 through a speed reducer, the outer surface of the rotating shaft 18 is fixedly provided with a partition block, the outer surface of the rotating shaft 18 is provided with a forward thread groove 19 positioned on the right side of the partition block, the outer surface of the rotating shaft 18 is provided with a reverse thread groove 20 positioned on the left side of the partition block, the outer surface threaded connection of forward thread groove 19 has ejector pad 21 No. one, the outer surface threaded connection of reverse thread groove 20 has ejector pad 22 No. two, the left side fixed mounting of ejector pad 21 has module 23 No. one, the right side fixed mounting of No. two ejector pads 22 has module 24 No. two, No. two drive arrangement 15 includes hydraulic means 25 No. two, No. two hydraulic means 25's top fixed mounting has No. three ejector pads 26, the top fixed mounting of No. three ejector pad 26 has module 27 No. three, the internal surface of draw-in groove 9 and the surface looks adaptation of fixture block 10, the left side of box 1 is rotated and is installed and is got the bin gate.

The working principle is as follows: firstly, a user starts a motor 17, the motor 17 drives a rotating shaft 18 to rotate through a speed reducer, the rotating shaft 18 drives a first module 23 and a second module 24 to move leftwards and rightwards respectively along a three-way groove 5 of a first mold 3 through a forward thread groove 19 and a reverse thread groove 20 in cooperation with a first push block 21 and a second push block 22 in the rotating process, the first module 23 and the second module 24 are moved to be tightly attached, a second hydraulic device 25 is started simultaneously, the second hydraulic device 25 drives a third module 27 to move along a three-way groove 5 of the first mold 3 through a third push block 26, the third module 27 is moved to be tightly attached to the first module 23 and the second module 24, then the first hydraulic device 16 is started, the first hydraulic device 16 pushes a second mold 4 to be tightly attached to the first mold 3 through a clamping block 10 in cooperation with a clamping groove 9, raw materials are injected into the first mold 3 and the second mold 4 through a material injection groove 6, the raw materials enter the three-through groove 5, the raw materials can upwards extrude air in the three-through groove 5 in the process of entering the three-through groove 5, the extruded air is discharged to the outside through the air guide groove 8 by matching the blocking groove 7 with the air guide hole 13, when the raw materials fill the three-through groove 5, the electric telescopic rod 11 is started, the electric telescopic rod 11 drives the material blocking air guide plate 12 to move rightwards to form a sealed space to prevent the raw materials from overflowing, after the three-way pipe is injection molded, the starting motor 17 drives the first module 23 and the second module 24 to respectively move rightwards and leftwards by matching the first push block 21 and the second push block 22 through the rotating shaft 18, the second hydraulic device 25 is started to drive the third module 27 to move downwards through the third push block 26, and simultaneously, the first hydraulic device 16 is started to drive the second mold 4 to move forwards until demolding is completed, and the three-way pipe is taken out.

To sum up, the injection mold for the PVC three-way pipe can drive the rotating shaft 18 to rotate through the motor 17, the rotating shaft 18 drives the first module 23 and the second module 24 to move leftwards and rightwards along the three-way groove 5 of the first mold 3 respectively through the forward thread groove 19 and the reverse thread groove 20 in cooperation with the first push block 21 and the second push block 22, the second hydraulic device 25 drives the third module 27 to move upwards along the three-way groove 5 of the first mold 3 through the third push block 26, the first hydraulic device 16 pushes the second mold 4 to be tightly attached to the first mold 3 through the clamping block 10 in cooperation with the clamping groove 9, raw materials are injected into the first mold 3 and the second mold 4 through the injection groove 6, the raw materials can extrude air in the three-way groove 5 upwards in the process of entering the three-way groove 5, the extruded air is discharged to the outside through the air guide groove 8 through the blocking groove 7 in cooperation with the air guide hole 13, when the raw materials fill up three logical groove 5 and start electric telescopic handle 11, electric telescopic handle 11 drives and separates material air deflector 12 and remove right formation confined space and prevent that the raw materials from spilling over, three-way pipe injection moulding back, starter motor 17 drives module 23 and No. two modules 24 and removes right and left respectively through rotation axis 18 cooperation ejector pad 21 and No. two ejector pads 22, start No. two hydraulic means 25 and drive No. three module 27 through No. three ejector pads 26 and remove downwards, start No. one hydraulic means 16 simultaneously and drive No. two moulds 4 and remove forward, until accomplishing the drawing of patterns and taking out the three-way pipe.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an injection mold for PVC three-way pipe, includes box (1), the inner chamber fixed mounting of box (1) has baffle (2), its characterized in that: the die is characterized in that a first die (3) is fixedly mounted at the top of the partition plate (2), a second die (4) is slidably mounted at the top of the partition plate (2) and positioned in front of the first die (3), three through grooves (5), an injection groove (6), a blocking groove (7) and an air guide groove (8) are formed in one side of the first die (3) opposite to the second die (4), the three through grooves (5) are communicated with the injection groove (6), the three through grooves (5) are communicated with the blocking groove (7), the blocking groove (7) is communicated with the air guide groove (8), a clamping groove (9) is formed in the front of the first die (3), a clamping block (10) is fixedly mounted at the back of the second die (4), an electric telescopic rod (11) is fixedly mounted on the inner wall of the blocking groove (7), a blocking air guide plate (12) is fixedly mounted at the right end of the electric telescopic rod (11), the top that separates material air guide plate (12) runs through and has seted up air guide hole (13), the right side fixed mounting of box (1) inner chamber has drive arrangement (14) No. one, the bottom fixed mounting of box (1) inner chamber has drive arrangement (15) No. two, the top of baffle (2) and the place ahead fixed mounting that is located mould (4) have hydraulic means (16) No. one.

2. The injection mold for the PVC tee pipe of claim 1, wherein: the first driving device (14) comprises a motor (17), a rotating shaft (18) is fixedly mounted at the output end of the motor (17) through a speed reducer, and a spacer block is fixedly mounted on the outer surface of the rotating shaft (18).

3. The injection mold for the PVC tee pipe as claimed in claim 2, wherein: the outer surface of rotation axis (18) just is located the right-hand forward thread groove (19) of having seted up of spacer block, the outer surface of rotation axis (18) just is located the left of spacer block and has seted up reverse thread groove (20), the surface threaded connection of forward thread groove (19) has a ejector pad (21), the surface threaded connection of reverse thread groove (20) has No. two ejector pads (22).

4. The injection mold for the PVC tee pipe as claimed in claim 3, wherein: a module (23) is fixedly installed on the left side of the first push block (21), and a module (24) is fixedly installed on the right side of the second push block (22).

5. The injection mold for the PVC tee pipe of claim 1, wherein: no. two drive arrangement (15) include No. two hydraulic means (25), No. three ejector pad (26) of top fixed mounting of No. two hydraulic means (25), the top fixed mounting of No. three ejector pad (26) has No. three module (27).

6. The injection mold for the PVC tee pipe of claim 1, wherein: the inner surface of the clamping groove (9) is matched with the outer surface of the clamping block (10), and the left side of the box body (1) is rotatably provided with a material taking door.