CN216032107U

CN216032107U - Injection molding feeding mechanism

Info

Publication number: CN216032107U
Application number: CN202121517021.2U
Authority: CN
Inventors: 姚祖义
Original assignee: Zhejiang Huaju Optical Co ltd
Current assignee: Zhejiang Huaju Optoelectronics Co.,Ltd.
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-03-15
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses an injection molding feeding mechanism, which comprises: the feeding device comprises a feeding cylinder, wherein a conical pipe is arranged below the feeding cylinder, and reinforcing rods are arranged around the feeding cylinder; the feeding device comprises a first material suction barrel, wherein the first material suction barrel is connected above a feeding barrel, a first top cover is arranged above the first material suction barrel, the lower half part of the first material suction barrel is conical, a first material suction pipe tangent to the barrel wall is arranged on one side surface of the first material suction barrel, and a first exhaust pipe is arranged above the first top cover. The utility model has the beneficial effects that: 1. the feeding is convenient and quick, and is relatively sealed, so that impurities cannot enter during feeding; 2. the quantity of the plastic raw materials in the feeding cylinder can be automatically sensed, and the material suction is automatically controlled; 3. the feeding can be switched by a slide rail or the residual materials in the feeding cylinder can be discharged.

Description

Injection molding feeding mechanism

Technical Field

The utility model belongs to the field of injection molding equipment, and particularly relates to an injection molding feeding mechanism.

Background

An injection molding machine is a main molding device for making thermoplastic plastics or thermosetting plastics into plastic products with various shapes by using a plastic molding die, and the working principle of the injection molding machine is that plastic particles are melted and then injected into a closed die cavity, the operation is suspended after the die cavity is filled with the plastic particles, and the plastic is shaped into a certain shape through cooling.

The lens is a component of optical equipment, is made of glass and transparent plastics, and is made up by using injection moulding machine to inject molten plastics into the mould, cooling and forming.

The existing injection molding machine is mostly provided with a receiving hopper for receiving materials, so that plastic particles are put into the receiving hopper to enter the injection molding machine to start melting, but the cleanliness requirement of the lens on the raw materials is very high, the raw materials cannot enter any impurities, and the feeding mechanism of the existing injection molding machine cannot meet the requirements, so that the yield is low.

In summary, in order to solve the existing technical problems, the utility model designs the injection molding feeding mechanism which has a simple structure, can automatically control feeding and prevent impurities from entering the injection molding machine.

Disclosure of Invention

The utility model aims to solve the technical problems in the prior art and designs the injection molding feeding mechanism which has a simple structure, can automatically control feeding and prevent impurities from entering an injection molding machine.

The purpose of the utility model can be realized by the following technical scheme:

an injection molding feed mechanism comprising:

the feeding device comprises a feeding cylinder, wherein a conical pipe is arranged below the feeding cylinder, and reinforcing rods are arranged around the feeding cylinder;

the feeding device comprises a first material suction barrel, wherein the first material suction barrel is connected above a feeding barrel, a first top cover is arranged above the first material suction barrel, the lower half part of the first material suction barrel is conical, a first material suction pipe tangent to the barrel wall is arranged on one side surface of the first material suction barrel, and a first exhaust pipe is arranged above the first top cover.

Furthermore, a feeding cylinder is made of transparent materials, an induction probe is arranged on the side face of the feeding cylinder and connected to the reinforcing rod through an annular plate, an opening-closing pipe is arranged below the suction barrel and stretches into the feeding cylinder, and a pipe cover capable of being connected in an adjustable mode is arranged at the lower end of the opening-closing pipe.

Further, a slide rail mechanism is arranged below the feeding cylinder, the slide rail mechanism comprises a slide rail and a slide block, the slide block is connected to the slide rail in a sliding mode, the conical pipe is connected with the slide block and is communicated with the lower portion of the slide block, an inlet pipe and an inlet pipe are arranged on the left side of the lower portion of the slide rail and are communicated with the upper portion of the slide rail, a material discharging pipe is arranged on the right side of the lower portion of the slide rail and is communicated with the upper portion of the slide rail, the material discharging pipe is arranged in a conical shape and is obliquely arranged, and a handle is arranged on the side edge of the slide block.

Furthermore, the first material suction pipe is communicated with a preheating material suction mechanism through a hose.

Further, preheat and inhale material mechanism and include inhaling storage bucket two, storage tank, preheating device, it connects in the storage tank top to inhale storage bucket two, it is equipped with top cap two to inhale storage bucket two tops, it is the toper to inhale two lower halves of storage bucket, it is equipped with and inhales material pipe two with the tangent barrel wall to inhale material bucket two sides, top cap two tops are equipped with exhaust column two, preheating device sets up in the storage tank side, storage tank lower extreme export and preheating device intercommunication, preheating device side is through hose and inhaling material pipe one intercommunication.

Compared with the prior art, the utility model has reasonable structure and arrangement: 1. the feeding is convenient and quick, and is relatively sealed, so that impurities cannot enter during feeding; 2. the quantity of the plastic raw materials in the feeding cylinder can be automatically sensed, and the material suction is automatically controlled; 3. the feeding can be switched by a slide rail or the residual materials in the feeding cylinder can be discharged.

Drawings

FIG. 1 is a schematic view of the whole structure of the injection feeding mechanism;

FIG. 2 is a schematic structural view of a preheating and material-sucking mechanism;

referring to fig. 1-2, wherein: 1. a feeding cylinder; 11. a tapered tube; 12. a reinforcing rod; 121. an annular plate; 13. an inductive probe; 2. a first material suction barrel; 21. a first top cover; 22. a first material suction pipe; 23. a first exhaust pipe; 24. Opening and closing the tube; 241. a tube cover; 3. a slide rail mechanism; 31. a slide rail; 311. a feed pipe; 312. a discharge pipe; 32. a slider; 321. a handle; 4. a hose; 5. a preheating material suction mechanism; 51. a second material suction barrel; 511. a second top cover; 512. a material suction pipe II; 513. a second exhaust pipe; 52. a material storage tank; 53. and (4) preheating equipment.

Detailed Description

The technical solution of the present invention is further illustrated by the following examples. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

an injection molding feed mechanism comprising:

the device comprises a feeding cylinder 1, wherein a tapered pipe 11 is arranged below the feeding cylinder 1, and reinforcing rods 12 are arranged around the feeding cylinder 1;

inhale storage bucket 2, inhale storage bucket 2 and connect in feed cylinder 1 top, inhale storage bucket 2 top and be equipped with top cap 21, inhale storage bucket 2 lower half and be the toper, inhale storage bucket 2 side and be equipped with the tangent material pipe 22 of inhaling of bucket wall, top cap 2 top is equipped with exhaust column 23.

Specifically, when the blank of the thick-wall injection molding lens is produced, the plastic raw material is added into the injection molding machine through the injection molding feeding mechanism, the air is extracted by the first exhaust pipe 23, negative pressure is formed in the first material suction barrel 2, the first material suction pipe 22 enters the plastic raw material, and as the lower half part of the first material suction barrel 2 is conical, and the plastic raw material enters the first material suction barrel 2 along the circumference of the first material suction barrel, so that the air entering from the first material suction pipe 22 forms cyclone, the plastic raw material rotates and descends in the first material suction barrel 2 and cannot be sucked by the first air exhaust pipe 23 above the plastic raw material, but in the lower feeding section of thick bamboo 1, the plastics raw materials gets into feeding section of thick bamboo 1 back, gets into the injection molding machine again after gathering by the tapered pipe, and the tapered pipe can slow down the speed that the plastics raw materials flows, makes it can temporarily store in feeding section of thick bamboo 1, and the reinforcing rod can support the weight of partial suction bucket 2, reduces the heavy burden of feeding section of thick bamboo 1.

Example two:

the difference between the second embodiment and the first embodiment is that the feeding cylinder 1 is made of a transparent material, the side surface of the feeding cylinder 1 is provided with an induction probe 13, the induction probe 13 is connected to the reinforcing rod 12 through an annular plate 121, an opening and closing pipe 24 is arranged below the first suction barrel 2, the opening and closing pipe 24 extends into the feeding cylinder 1, and the lower end opening of the opening and closing pipe 24 is provided with an adjustably connected pipe cover 241.

Specifically, transparent feed cylinder 1 can follow the outside condition of observing in the feed cylinder 1, and inductive probe 13 can respond to the height of plastic materials in the feed cylinder 1, judges whether plastic materials is sufficient, and the control is inhaled feed cylinder 2 and is inhaled the material, and the switching of control tube lid 241 controls plastic materials from inhaling feed cylinder 2 through the blanking in the open and close pipe 24 to feed cylinder 1 to carry out automatic feed.

Example three:

the difference between the third embodiment and the first embodiment is that a slide rail mechanism 3 is arranged below the feeding cylinder 1, the slide rail mechanism 3 comprises a slide rail 31 and a slide block 32, the slide block 32 is slidably connected to the slide rail 31, the tapered pipe 11 is connected with the slide block 32 and is communicated with the lower portion of the slide block 32, the left side of the lower portion of the slide rail 31 is provided with a feeding pipe 311 and the feeding pipe 311 is communicated with the upper portion of the slide rail 31, the right side of the lower portion of the slide rail 31 is provided with a discharging pipe 312 and the discharging pipe 312 is communicated with the upper portion of the slide rail 31, the discharging pipe 312 is conical and obliquely arranged, and the side edge of the slide block 32 is provided with a handle 321.

Specifically, the feeding cylinder 1 can slide left and right on the slide rails 31 through the slide blocks 32, so as to move above the feeding pipe 311, the middle of the slide rails 31 or above the discharging pipe 312; when the feeding cylinder 1 is positioned above the feeding pipe 311, the tapered pipe 11 is communicated with the feeding pipe 311, so that feeding can be performed on an injection molding machine communicated with the feeding pipe 311; when the conical pipe 11 is positioned in the middle of the slide rail 31, the conical pipe cannot be discharged downwards, namely the feeding barrel 1 stops feeding; when the feeding cylinder 1 is positioned above the discharge pipe 312, the conical pipe 11 is communicated with the discharge pipe 312, so that the excess materials in the feeding cylinder 1 can be discharged outwards, and the conical inclined discharge pipe 312 can enable a container which is arranged below the discharge pipe 312 and is connected with the excess materials to avoid an injection molding machine; the handle 321 can facilitate the sliding of the pushing slider 32.

Example four:

the fourth embodiment is different from the first embodiment in that the first material suction pipe 22 is communicated with a preheating material suction mechanism 5 through a hose 4.

Preheat and inhale material mechanism 5 including inhaling two 51 of storage bucket, storage tank 52, preheating device 53, it connects in the storage tank 52 top to inhale two 51 of storage bucket, it is equipped with two 511 of top cap to inhale two 51 tops of storage bucket, it is the toper to inhale two 51 lower halves of storage bucket, it is equipped with and inhales two 512 of material pipe tangent with the bucket wall to inhale two 51 sides of storage bucket, two 51 tops of top cap are equipped with two 513 of exhaust column, preheating device 53 sets up in the storage tank 52 side, the export of storage tank 52 lower extreme communicates with preheating device 53, preheating device 53 side is through hose 4 and inhales a 22 intercommunication of material pipe.

Concretely, preheat plastic materials, can accelerate its melting speed in the injection molding machine, improve the efficiency of moulding plastics, inhale storage bucket two 51 by two 513 convulsions of exhaust column, inhale two 512 plastic materials of absorbing in the raw material bag of material pipe, make plastic materials get into storage tank 52 in, plastic materials in the storage tank 52 exports through preheating device 53 from the below, after preheating device 53 heats plastic materials, absorb in storage bucket one 2 through hose 4 by inhaling a material pipe 22.

What has been described herein is merely a preferred embodiment of the utility model, and the scope of the utility model is not limited thereto. Modifications, additions, or substitutions by those skilled in the art to the specific embodiments described herein are intended to be within the scope of the utility model.

Claims

1. An injection molding feed mechanism, comprising:

2. An injection molding feeding mechanism according to claim 1, wherein the feeding barrel is made of transparent material, the side surface of the feeding barrel is provided with an induction probe, the induction probe is connected to the reinforcing rod through an annular plate, an opening and closing pipe is arranged below the suction barrel and extends into the feeding barrel, and a pipe cover capable of being adjusted and connected is arranged at the lower port of the opening and closing pipe.

3. An injection molding feeding mechanism according to claim 1, wherein a slide rail mechanism is arranged below the feeding cylinder, the slide rail mechanism comprises a slide rail and a slide block, the slide block is slidably connected to the slide rail, the tapered pipe is connected to the slide block and communicated with the lower portion of the slide block, a feeding pipe is arranged on the left side below the slide rail and communicated with the upper portion of the slide rail, a discharging pipe is arranged on the right side below the slide rail and communicated with the upper portion of the slide rail, the discharging pipe is tapered and obliquely arranged, and a handle is arranged on the side edge of the slide block.

4. An injection molding feeding mechanism according to claim 1, wherein a preheating suction mechanism is communicated with the suction pipe one by a hose.

5. An injection molding feeding mechanism according to claim 4, wherein the preheating material suction mechanism comprises a material suction barrel II, a storage tank and a preheating device, the material suction barrel II is connected above the storage tank, a top cover II is arranged above the material suction barrel II, the lower half part of the material suction barrel II is conical, a material suction pipe II tangent to the barrel wall is arranged on two side surfaces of the material suction barrel, an exhaust pipe II is arranged above the top cover II, the preheating device is arranged on the side surface of the storage tank, an outlet at the lower end of the storage tank is communicated with the preheating device, and the side surface of the preheating device is communicated with the material suction pipe I through a hose.