CN212288531U

CN212288531U - Injection molding flow dividing device for injection molding machine

Info

Publication number: CN212288531U
Application number: CN202020649396.3U
Authority: CN
Inventors: 陈毅
Original assignee: Foshan Nanhai Xiqiao Yijing Packaging Products Co ltd
Current assignee: Foshan Nanhai Xiqiao Yijing Packaging Products Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-01-05
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a diverging device that moulds plastics that injection machine tool was used, the inside center of buffering shell is provided with the cavity, fixedly connected with feed liquor pipe on the buffering shell, the feed liquor pipe is linked together with the cavity, four group's runners have been seted up respectively to the cavity side, four group's drain pipes of buffering shell lower extreme fixed surface are connected with, four group's drain pipes are linked together with the runner respectively, the drain pipe bottom cup joints and is connected with the shunt tubes, buffering shell bottom is provided with the clamp plate, four group's screw rods of buffering shell bottom surface fixedly connected with, four group's slide holes have been seted up to correspondence on the clamp plate, screw rod sliding connection is in the slide hole, threaded connection has fastening nut on the screw rod of clamp plate bottom. The utility model has the advantages of simple structure, the installation of being convenient for is dismantled and is cleared up, can prevent that the liquid of moulding plastics from solidifying the jam, and its mainly used is moulded plastics the liquid of will moulding plastics and is shunted.

Description

Injection molding flow dividing device for injection molding machine

Technical Field

The utility model relates to an injection molding machine technical field, specific diverging device that moulds plastics that injection molding machine used that says so.

Background

Many plastic products and rubber products all mould plastics through the mould and cool off solidification production after, and in-process of moulding plastics, most all need use diverging device to the liquid of moulding plastics to shunt, pour into the mould into respectively again, but present diverging device is comparatively complicated with reposition of redundant personnel pipe connection, it is comparatively inconvenient to carry out pipeline erection and dismantlement, and the liquid of moulding plastics is at the reposition of redundant personnel in-process, the heat scatters and disappears and produces solidification easily, make the inside jam phenomenon that produces of diverging device easily.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a simple structure, the installation of being convenient for is dismantled and is cleared up, can prevent to mould plastics the diverging device that moulds plastics that liquid solidifies the jam.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: an injection molding flow dividing device for injection molding machinery comprises a buffer shell, wherein the cross section of the buffer shell is of a square structure, a cavity of a cylindrical structure is arranged in the center of the inner part of the buffer shell, a liquid inlet pipe is fixedly connected to the center of the surface of the upper end of the buffer shell, the liquid inlet pipe is communicated with the cavity, four groups of flow dividing channels are respectively arranged on the side surfaces of the cavity, the four groups of flow dividing channels are respectively and correspondingly arranged on four diagonal positions of the square of the buffer shell, four groups of liquid outlet pipes are fixedly connected to the surface of the lower end of the buffer shell, the four groups of liquid outlet pipes are respectively communicated with the flow dividing channels, a limiting ring is fixedly connected to the liquid outlet pipes, flow dividing pipes are connected to the bottom ends of the liquid outlet pipes in a sleeved mode, pressing rings are fixedly connected to the top ends of the flow dividing pipes, the pressing rings are in abutting, the shunt tubes are respectively arranged in the through holes, four groups of screw rods are fixedly connected to the bottom surface of the buffer shell, four groups of sliding holes are correspondingly formed in the pressing plate, the screw rods are connected in the sliding holes in a sliding mode, fastening nuts are connected to the screw rods on the bottom surface of the pressing plate in a threaded mode, and springs are connected to the screw rods between the fastening nuts and the bottom surface of the pressing plate in a sleeved mode.

The buffer shell positioned at the upper ends of the cavity and the branch flow channel is respectively and fixedly connected with two groups of first heating wires, the two groups of first heating wires are of a circular ring-shaped structure, the circle centers of the two groups of first heating wires are the same, and the diameters of the two groups of first heating wires are different.

And a second heating wire is fixedly connected inside the buffer shell positioned at the lower ends of the cavity and the shunt channels, and the second heating wire is in an arc shape and is coiled outside the four shunt tubes.

The center of the bottom of the buffer shell is fixedly connected with a guide rod, the pressing plate is correspondingly provided with a guide hole, and the guide rod is connected in the guide hole in a sliding manner.

And a sealing rubber ring is arranged between the compression ring and the limiting ring.

The utility model has the advantages that: the device has simple structure, can fasten the shunt tubes through the pressure plate without damaging the shunt tubes, is convenient to install and disassemble the shunt tubes and is convenient to clean the shunt tubes; this device can carry out constant temperature heating to the buffering shell through a heater strip and No. two heater strips, avoids the lodging liquid to solidify, when making the reposition of redundant personnel of lodging liquid, can not flow out and produce the jam phenomenon.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic diagram of a detail structure of part A1 in FIG. 1;

FIG. 3 is a schematic diagram illustrating a detailed structure of a part A2 in FIG. 1;

FIG. 4 is a schematic diagram illustrating a detailed structure of a part A3 in FIG. 1;

fig. 5 is a schematic diagram of a detailed structure of a part a4 in fig. 1.

In the figure: 1 buffer shell, 2 cavitys, 3 feed liquor pipes, 4 subchannel, 5 drain pipes, 6 spacing rings, 7 shunt tubes, 8 clamp rings, 9 clamp plates, 10 screw rods, 11 fastening nut, 12 springs, No. 13 heater, No. 14 No. two heaters, 15 guide arms, 16 sealing rubber ring.

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 molding diversion device for an injection molding machine comprises a buffer shell 1, the cross section of the buffer shell 1 is a square structure, a cavity 2 with a cylindrical structure is arranged at the center inside the buffer shell 1, a liquid inlet pipe 3 is fixedly connected to the center of the upper end surface of the buffer shell 1, the liquid inlet pipe 3 is communicated with the cavity 2, four sets of diversion channels 4 are respectively arranged on the side surfaces of the cavity 2, the four sets of diversion channels 4 are respectively and correspondingly arranged on four diagonal positions of the square of the buffer shell 1, four sets of liquid outlet pipes 5 are fixedly connected to the lower end surface of the buffer shell 1, the four sets of liquid outlet pipes 5 are respectively communicated with the diversion channels 4, a limiting ring 6 is fixedly connected to the liquid outlet pipes 5, a diversion pipe 7 is connected to the bottom end of the liquid outlet pipes 5 in a sleeved manner, a compression ring 8 is fixedly connected to the top end of the diversion pipe, four groups of through holes are formed in the pressing plate 9, the shunt tubes 7 are respectively arranged in the through holes, four groups of screw rods 10 are fixedly connected to the bottom surface of the buffer shell 1, four groups of sliding holes are correspondingly formed in the pressing plate 9, the screw rods 10 are slidably connected in the sliding holes, fastening nuts 11 are in threaded connection with the screw rods 10 on the bottom surface of the pressing plate 9, and springs 12 are connected to the screw rods 10 between the fastening nuts 11 and the bottom surface of the pressing plate 9 in a sleeved mode.

In the utility model, referring to fig. 2, two groups of first heating wires 13 are fixedly connected inside the buffer shell 1 at the upper ends of the cavity 2 and the branch channel 4 respectively, the two groups of first heating wires 13 are in a circular ring structure, the circle centers of the two groups of first heating wires 13 are the same, and the diameters of the two groups of first heating wires are different, so as to heat the buffer shell 1 and prevent the liquid inside the buffer shell 1 from being solidified and unable to flow out normally;

referring to fig. 3, a second heating wire 14 is fixedly connected inside the buffer shell 1 at the lower ends of the cavity 2 and the branch channels 4, the second heating wire 14 is arc-shaped and is arranged outside the four groups of branch tubes 7, and is also used for heating the buffer shell 1 to prevent liquid inside the buffer shell 1 from being solidified and not flowing out normally;

the center of the bottom of the buffer shell 1 is fixedly connected with a guide rod 15, a guide hole is correspondingly formed in the pressure plate 9, and the guide rod 15 is connected in the guide hole in a sliding manner and is used for enhancing the consistency of the pressure plate 9 on the force applied to the compression ring 8;

referring to fig. 5, a sealing rubber ring 16 is disposed between the compression ring 8 and the limiting ring 6 for enhancing the sealing performance of the connection between the outlet pipe 5 and the shunt pipe 7.

The utility model discloses a theory of operation is: when in use, the shunt tube 7 is sleeved on the liquid outlet tube 5, the clamp ring 8 on the shunt tube 7 is tightly attached to the limit ring 6 on the liquid outlet tube 5, the shunt tube 7 is sleeved and connected in the through hole of the pressure plate 9, the screw 10 is inserted into the slide hole, the four groups of springs 12 are deformed by screwing the fastening nut 11, the deformed springs 12 apply pressure to the pressure plate 9, the pressure plate 9 applies the applied force to the compression ring 8, thereby leading the compression ring 8 and the limit ring 6 to be tightly attached and hermetically connected, leading liquid to enter the cavity 2 from the liquid inlet pipe 3 during injection molding, then respectively enter the sub-runners 4 from the cavity 2, continuously flow into the liquid outlet pipe 5 through the sub-runners, finally enter the shunt pipe 7 from the liquid outlet pipe 5, are respectively injected into the mould along with the shunt pipe 7, in the process, the first heating wire and the second heating wire heat the buffer shell 1 at constant temperature, so that liquid is prevented from solidifying in the cavity 2 and the sub-runner 4.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a diverging device that moulds plastics that injection molding machine used, includes buffering shell (1), its characterized in that: the cross section of the buffer shell (1) is of a square structure, a cavity (2) of a cylindrical structure is arranged at the center inside the buffer shell (1), a liquid inlet pipe (3) is fixedly connected to the center of the surface of the upper end of the buffer shell (1), the liquid inlet pipe (3) is communicated with the cavity (2), four groups of branch channels (4) are respectively arranged on the side surface of the cavity (2), the four groups of branch channels (4) are respectively and correspondingly arranged on four diagonal positions of the square of the buffer shell (1), four groups of liquid outlet pipes (5) are fixedly connected to the surface of the lower end of the buffer shell (1), the four groups of liquid outlet pipes (5) are respectively communicated with the branch channels (4), a limiting ring (6) is fixedly connected to the liquid outlet pipes (5), a shunt pipe (7) is connected to the bottom end of the liquid outlet pipes (5), and a clamp ring (8) is fixedly connected to the top end of the, clamp ring (8) with contradict between spacing ring (6) and connect, buffer shell (1) bottom is provided with clamp plate (9), four groups of through-holes have been seted up on clamp plate (9), shunt tubes (7) set up respectively in the through-hole, four group screw rods (10) of buffer shell (1) bottom surface fixedly connected with, four groups of slide openings have been seted up in correspondence on clamp plate (9), screw rod (10) sliding connection be in the slide opening, threaded connection has fastening nut (11) on screw rod (10) of clamp plate (9) bottom surface, fastening nut (11) with cup joint on screw rod (10) between the bottom surface under clamp plate (9) and be connected with spring (12).

2. An injection molding diverter device for an injection molding machine as defined in claim 1, wherein: the buffer shell (1) positioned at the upper ends of the cavity (2) and the branch channel (4) is internally and respectively fixedly connected with two groups of first heating wires (13), the first heating wires (13) are of a circular ring-shaped structure, the circle centers of the first heating wires (13) are the same, and the diameters of the first heating wires are different.

3. An injection molding diverter device for an injection molding machine as defined in claim 1, wherein: a second heating wire (14) is fixedly connected inside the buffer shell (1) positioned at the lower ends of the cavity (2) and the branch channels (4), and the second heating wire (14) is in an arc shape and is arranged outside the four groups of branch tubes (7).

4. An injection molding diverter device for an injection molding machine as defined in claim 1, wherein: the buffer shell is characterized in that a guide rod (15) is fixedly connected to the center of the bottom of the buffer shell (1), a guide hole is correspondingly formed in the pressing plate (9), and the guide rod (15) is connected in the guide hole in a sliding mode.

5. An injection molding diverter device for an injection molding machine as defined in claim 1, wherein: and a sealing rubber ring (16) is arranged between the compression ring (8) and the limiting ring (6).