CN212603033U

CN212603033U - Adjustable injection molding nozzle for injection molding machine

Info

Publication number: CN212603033U
Application number: CN202020805042.3U
Authority: CN
Inventors: 周英鹏; 吴风梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-02-26
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses an injection molding nozzle with adjustable injection molding machine relates to moulding plastics and relevant subassembly technical field. The utility model discloses a base plate, first well hollow rod, first head of moulding plastics, hollow rod and second head of moulding plastics in the second, the bottom fixedly connected with transfer pipe of moulding plastics of base plate, the first head of moulding plastics of the bottom fixedly connected with of transfer pipe of moulding plastics, the first head of moulding plastics of the transfer pipe bottom fixedly connected with second of moulding plastics of first one side of moulding plastics, the first inside threaded connection who moulds plastics the head has first well hollow rod, the inside threaded connection of the second head of moulding plastics has the second well hollow rod, the first internal rotation of moulding plastics of first well hollow rod top is connected with first ball valve, the second of second well hollow rod top is moulded plastics first internal rotation and is connected with the second ball valve. The utility model discloses a set up first head of moulding plastics, second and mould plastics head, first well hollow rod, second well hollow rod, first ball valve and second ball valve, solved the problem that the internal diameter uncontrollable of moulding plastics and the nozzle of moulding plastics can't stretch into inside the mould of the nozzle of moulding plastics.

Description

Adjustable injection molding nozzle for injection molding machine

Technical Field

The utility model belongs to the technical field of mould plastics and relevant subassembly, especially relate to an injection molding nozzle with adjustable injection molding machine.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified into injection molding and die casting. An injection molding machine (an injection machine or an injection molding machine for short) is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by the injection molding machine and the die. When injection molding is carried out, hot melt materials required by injection molding need to be conveyed through a pipeline and a nozzle to enter an injection mold for shaping, but because of different molds, the sizes of inner side runners are different, the required flow is also different, so that injection molding runners with different inner diameters are required for injection molding, but the existing injection molding nozzle is single in form and structure, the quantity of discharged materials cannot be changed, because of the difference of the injection molds, the runners of some molds are deep, and are provided with bends at inlets, so that the leakage phenomenon can occur during high-pressure injection, the nozzle needs to be stretched into the mold to carry out better injection molding operation, injection molding raw materials are prevented from leaking, but the structural length of the existing injection molding nozzle cannot be changed, the traditional injection molding operation mode has large limitation, the requirement in practical use cannot be met, and the improved technology is urgently needed in the market, to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection molding nozzle with adjustable injection molding machine, through setting up first head, the second of moulding plastics and moulding plastics head, first well hollow rod, second well hollow rod, first ball valve and second ball valve, solved the injection molding nozzle mould plastics the internal diameter uncontrollable and the injection molding nozzle can't stretch into inside the mould and mould plastics, leak the problem of raw materials easily in feed inlet department.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an adjustable injection nozzle for an injection molding machine, which comprises a base plate, a first hollow rod, a first injection molding head, a second hollow rod and a second injection molding head, the bottom of the base plate is fixedly connected with an injection transfer pipe, the bottom of the injection transfer pipe is fixedly connected with a first injection head, the bottom of the injection transit pipe at one side of the first injection molding head is fixedly connected with a second injection molding head, the inner thread of the first injection molding head is connected with a first hollow rod, the internal thread of the second injection molding head is connected with a second hollow rod, the first hollow rod and the second hollow rod are used for directly inputting and using injection molding materials, the first ball valve that moulds plastics of first cavity pole top internal rotation is connected with, the second first internal rotation that moulds plastics of second cavity pole top is connected with the second ball valve, and first ball valve and second ball valve are used for controlling the flow direction use of the material of moulding plastics.

Furthermore, a threaded joint is fixed above the base plate, a sealing ring is sleeved on the outer side of the threaded joint, the interior of the threaded joint is in through connection with the base plate and the interior of the injection molding transit pipe, the threaded joint is conveniently connected with main structures such as an injection molding machine through the design of the threaded joint, and the sealing ring is adopted for sealing.

Furthermore, the inside of the first injection molding head and the inside of the second injection molding head are communicated with the inside of the injection molding transit pipe, so that the injection molding materials can be directly guided in for transit use.

Further, first ball valve and second ball valve all rotate respectively through the valve rod and connect in the first head of moulding plastics and the inside of second head of moulding plastics, the outer end of valve rod runs through first head and the second head of moulding plastics, and the outer end of valve rod is fixed with the handle, adopts the rotation of handle control valve rod to change the break-make of first ball valve and second ball valve, realize the ejection of compact control of the material of moulding plastics and use.

Furthermore, the upper ends of the first hollow rod and the second hollow rod are both fixed with a circular ring piece, the upper end of the circular ring piece is bonded with a sealing gasket, the inside of the circular ring piece is respectively communicated with the inside of the first hollow rod and the inside of the second hollow rod, the inner cavities of the first hollow rod and the second hollow rod are isolated by the circular ring piece, and the sealing gasket is adopted for sealing.

Further, the external screw thread has all been seted up at the outside middle part of cavity pole in first cavity pole and the second, the internal thread has all been seted up to the inside bottom of first head and the second of moulding plastics, first cavity pole and second cavity pole all mould plastics first and second through external screw thread and internal screw thread cooperation respectively with first head and the second of moulding plastics and mould plastics first threaded connection, utilize external screw thread and internal screw thread cooperation to be connected, make first cavity pole and second cavity pole respectively with first head and the second of moulding plastics carry out swing joint, conveniently adjust extension length and use.

Further, the equal symmetry in outside lower part of cavity pole in first cavity pole and the second is fixed with the arch, bellied outside cover is equipped with rotatory auxiliary member, the draw-in groove has been seted up to the inboard of rotatory auxiliary member, utilizes cup jointing of rotatory auxiliary member, makes it carry out the joint to the arch, and the use of cooperation rotatory auxiliary member can, can be quick rotate cavity pole in first cavity pole and the second, change the length that stretches out, conveniently mould plastics the use.

The utility model discloses following beneficial effect has:

1. the utility model solves the problem that the injection inner diameter of the injection nozzle can not be controlled by arranging the first injection molding head, the second injection molding head, the first hollow rod, the second hollow rod, the first ball valve and the second ball valve, so that the utility model can change the inner diameter of the injection discharging material, can be changed according to the actual situation, is convenient for controlling the injection discharging material to be used, is beneficial to changing the injection inner diameter of the injection material according to the difference of injection molds, has wide applicability and convenient operation, is connected with the injection molding machine through a threaded joint above a base plate when in injection molding operation, then injects the injection material into an injection transfer pipe, rotates the corresponding first injection molding head and the second injection molding head according to the actual operation requirement, the first hollow rod in the first injection molding head is smaller than the second hollow rod in the second injection molding head in inner diameter, but has the same outer diameter, therefore, the first hollow rod or the second hollow rod with corresponding flow is selected according to the actual requirement, with this guarantee good effect of moulding plastics, when using first cavity pole, open first ball valve, closed second ball valve can, when using the cavity pole of second, open the second ball valve, closed first ball valve can, the material of moulding plastics just can follow corresponding first head and the second of moulding plastics and get into in the head.

2. The utility model discloses a set up first head of moulding plastics, the second head of moulding plastics, first well hollow rod, the hollow rod in the second, solved the nozzle of moulding plastics and can't stretch into the inside of mould and mould plastics, leak the problem of raw materials in feed inlet department easily, make the utility model discloses can stretch into the inside of mould with the front end region of the nozzle of moulding plastics, reduce the stroke that passes through in the mould, avoid high pressure to mould plastics too fast and lead to piling up in feed inlet department, according to the degree of depth and the runner size of mould feeding, select corresponding first well hollow rod and second well hollow rod, when selecting first well hollow rod, establish rotatory auxiliary member cover in the first arch outside well hollow rod, rotatory with first well hollow rod afterwards, make it stretch out corresponding length in first head's of moulding plastics inside, and in the same way, when using the second hollow rod, adopt the same kind of mode operation can.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of an internal structure of an adjustable injection nozzle for an injection molding machine according to the present invention;

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a perspective view of a first hollow shaft of the present invention;

FIG. 4 is a top view of the rotation aid of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a threaded joint; 2. a substrate; 3. injection molding of a transfer pipe; 4. a first ball valve; 5. a handle; 6. a circular ring member; 7. a first hollow rod; 8. a first injection molding head; 9. a rotation aid; 10. A seal ring; 11. a second ball valve; 12. a valve stem; 13. a second hollow shaft; 14. a second injection head; 15. an internal thread; 16. a protrusion; 17. sealing gaskets; 18. an external thread; 19. a clamping groove.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model relates to an adjustable injection molding nozzle for injection molding machine, which comprises a base plate 2, a first hollow rod 7, a first injection molding head 8, a second hollow rod 13 and a second injection molding head 14, wherein the bottom of the base plate 2 is fixedly connected with an injection molding transfer pipe 3, the injection molding transfer pipe 3 is used for transferring injection molding materials to avoid direct injection molding injection, a small-range buffer space is reserved, the bottom of the injection molding transfer pipe 3 is fixedly connected with the first injection molding head 8, the bottom of the injection molding transfer pipe 3 at one side of the first injection molding head 8 is fixedly connected with the second injection molding head 14, the first injection molding head 8 and the second injection molding head 14 have the same structural size and are used for meeting different injection molding conditions to realize the multi-purpose function of one object, the internal thread of the first injection molding head 8 is connected with the first hollow rod 7, the internal thread of the second injection molding head 14 is connected with the second hollow rod 13, first cavity pole 7 and the second cavity pole 13 are used for realizing the function use of moulding plastics of difference, the internal diameter of first cavity pole 7 and the second cavity pole 13 is different, the external diameter is the same, and can both carry out the screw thread rotation, can mould plastics first 8 and the second respectively and mould plastics first 14 in and screw out, it uses to adjust the extension length, first 8 internal rotations of moulding plastics of first cavity pole 7 top are connected with first ball valve 4, the second of second cavity pole 13 top is moulded plastics first 14 internal rotations and is connected with second ball valve 11, first ball valve 4 and second ball valve 11 are used for controlling whether the inflow of the material of moulding plastics, first ball valve 4 controls the first break-make of moulding plastics first 8, the second ball valve 11 control second is moulded plastics first 14's break-make.

As shown in fig. 1-2, a threaded joint 1 is fixed above a substrate 2, a seal ring 10 is sleeved outside the threaded joint 1, and the interior of the threaded joint 1 is communicated with the substrate 2 and the interior of an injection molding transit tube 3; when in connection, the threaded joint 1 above the substrate 2 is connected with relevant injection molding structures such as an injection molding machine or an injection molding pipeline, the upper layer is sealed by using a sealing ring 10, and meanwhile, the fastening operation is further carried out by matching with a bolt;

the interiors of the first injection molding head 8 and the second injection molding head 14 are communicated with the interior of the injection molding transfer pipe 3, when an injection molding material enters the injection molding transfer pipe 3 through the base plate 2 through the threaded connector 1, the injection molding material can be temporarily stored in the injection molding transfer pipe 3, and then the injection molding material can enter the interiors of the first injection molding head 8 or the second injection molding head 14 through connection, so that the subsequent injection molding is facilitated;

the first ball valve 4 and the second ball valve 11 are respectively and rotatably connected inside the first injection molding head 8 and the second injection molding head 14 through a valve rod 12, the outer end of the valve rod 12 penetrates through the first injection molding head 8 and the second injection molding head 14, and a handle 5 is fixed at the outer end of the valve rod 12; the handle 5 can control the rotation of the valve rod 12, and the two valve rods 12 are respectively fixedly connected with the first ball valve 4 and the second ball valve 11, when the valve rods 12 rotate, the related first ball valve 4 and the related second ball valve 11 can be opened or closed, and the inside of the first injection molding head 8 and the inside of the second injection molding head 14 are communicated or not.

As shown in fig. 1 and 3, the upper ends of the first hollow rod 7 and the second hollow rod 13 are both fixed with a circular ring member 6, the upper end of the circular ring member 6 is bonded with a sealing gasket 17, and the inside of the circular ring member 6 is respectively communicated with the inside of the first hollow rod 7 and the inside of the second hollow rod 13; the overlooking area of the circular ring part 6 is the same as the overlooking cross-sectional area of the inner cavities of the first injection molding head 8 and the second injection molding head 14, and sealing operation is performed by using a sealing gasket 17, so that the problem of material leakage cannot occur in the working process of the first hollow rod 7 and the second hollow rod 13;

the middle parts of the outer sides of the first hollow rod 7 and the second hollow rod 13 are both provided with external threads 18, the bottom ends of the first injection head 8 and the second injection head 14 are both provided with internal threads 15, the first hollow rod 7 and the second hollow rod 13 are both in threaded connection with the first injection head 8 and the second injection head 14 through the matching of the external threads 18 and the internal threads 15, the inner diameter of the first hollow rod 7 is smaller than the inner diameter of the second hollow rod 13, the outer diameters of the first hollow rod 7 and the second hollow rod 13 are the same, the hollow rod is suitable for injection molding of runners with different inner diameters, the flow pressure of injection molding can be relieved, meanwhile, the matching of the internal threads 15 and the external threads 18 is adopted, the thread design of the first hollow rod 7 and the second hollow rod 13 can enable the hollow rod to be in threaded connection with the first injection head 8 and the second injection head 14 respectively, so that the hollow rod can extend out and into the inner part of the hollow, the first hollow rod 7 and the second hollow rod 13 can be extended out in a rotating mode and extend into the interior of the mold for injection molding.

Wherein as shown in fig. 1-4, the outside lower part of the hollow rod 7 and the hollow rod 13 in the second is all symmetrically fixed with a protrusion 16, the outside cover of the protrusion 16 is equipped with a rotary auxiliary 9, the inside of the rotary auxiliary 9 is provided with a clamping groove 19, the arrangement of the rotary auxiliary 9 is utilized, the clamping groove 19 inside the rotary auxiliary is clamped outside the protrusion 16, when the hollow rod 7 in the first needs to rotate, the rotary auxiliary is sleeved on the protrusion 16, the rotation can be achieved, the stress point is increased, the rotary extension operation of the hollow rod 7 in the first is facilitated, and similarly, the same operation mode is also adopted for the rotation of the hollow rod 13 in the second.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a nozzle of moulding plastics with adjustable injection molding machine, includes that base plate (2), first well hollow rod (7), first mould plastics head (8), second well hollow rod (13) and second mould plastics head (14), its characterized in that: the utility model discloses a well commentaries on classics pipe (3) are moulded plastics to bottom fixedly connected with of base plate (2), the first head (8) of moulding plastics of bottom fixedly connected with of commentaries on classics pipe (3) of moulding plastics, the first head (14) of moulding plastics of the well commentaries on classics pipe (3) bottom fixedly connected with second of moulding plastics first (8) one side, the internal thread of the first head (8) of moulding plastics is connected with first well hollow rod (7), the internal thread of the first head (8) internal rotation of moulding plastics of the second head (14) of moulding plastics has second well hollow rod (13), the second of second well hollow rod (13) top is moulded plastics first (8) internal rotation and is connected with first ball valve (4), second well pole (13) top second is moulded plastics first (14) internal rotation and is.

2. The adjustable injection nozzle for the injection molding machine is characterized in that a threaded joint (1) is fixed above the base plate (2), a sealing ring (10) is sleeved outside the threaded joint (1), and the interior of the threaded joint (1) is communicated with the base plate (2) and the interior of the injection molding transfer pipe (3).

3. An adjustable injection nozzle for an injection molding machine according to claim 1, characterized in that the interior of the first injection head (8) and the second injection head (14) are connected through to the interior of the injection transit tube (3).

4. The adjustable injection nozzle for the injection molding machine according to claim 1, wherein the first ball valve (4) and the second ball valve (11) are rotatably connected to the inside of the first injection molding head (8) and the inside of the second injection molding head (14) through a valve rod (12), the outer end of the valve rod (12) penetrates through the first injection molding head (8) and the second injection molding head (14), and the handle (5) is fixed to the outer end of the valve rod (12).

5. The adjustable injection nozzle for the injection molding machine according to claim 1, wherein the upper ends of the first hollow rod (7) and the second hollow rod (13) are both fixed with a circular ring member (6), the upper end of the circular ring member (6) is bonded with a sealing gasket (17), and the interiors of the circular ring member (6) are respectively connected with the interiors of the first hollow rod (7) and the second hollow rod (13) in a through manner.

6. The adjustable injection molding nozzle for the injection molding machine according to claim 1, wherein the first hollow rod (7) and the second hollow rod (13) are both provided with external threads (18) at the outer middle portions thereof, the first injection molding head (8) and the second injection molding head (14) are both provided with internal threads (15) at the inner bottom ends thereof, and the first hollow rod (7) and the second hollow rod (13) are both in threaded connection with the first injection molding head (8) and the second injection molding head (14) through the matching of the external threads (18) and the internal threads (15), respectively.

7. The adjustable injection nozzle of claim 1, wherein the protrusions (16) are symmetrically fixed to the lower outer portions of the first hollow rod (7) and the second hollow rod (13), the rotation auxiliary member (9) is sleeved on the outer side of each protrusion (16), and a clamping groove (19) is formed in the inner side of each rotation auxiliary member (9).