CN210233795U

CN210233795U - Quantitative material injection device for injection mold

Info

Publication number: CN210233795U
Application number: CN201921018627.4U
Authority: CN
Inventors: Zuowang Zhou; 周作旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-04-03
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a material device is annotated with ration to injection mold, including the batch charging case, the bottom fixed mounting of batch charging case has defeated material section, and defeated material section is connected with the melting chamber, one side of batch charging case is installed and is dried by fire material mechanism, and the other end of drying mechanism rotates through the bearing and is connected with rotatory air-out mechanism, rotatory air-out mechanism bottom fixed mounting has the bull stick, and the outer wall fixed mounting of bull stick have with defeated material auger of defeated material section inner wall looks adaptation, the batch charging case is close to one side of drying by fire material mechanism and installs actuating mechanism, and actuating mechanism includes fixed mounting in the servo motor who dries by fire material mechanism and fixed mounting in the reducing gear box of batch charging case top inner wall, the reducing gear box is connected with servo motor's output. The utility model discloses can drive the drying tube through the female pipe and rotate, carry out even drying process to plastic granules, avoid the plastic granules humidity to cause the product to appear the nonconforming phenomenon that contains the bubble.

Description

Quantitative material injection device for injection mold

Technical Field

The utility model relates to a technical field that moulds plastics especially relates to an injection mold annotates material device with ration.

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 is also called an injection molding machine, and is a main molding device for manufacturing 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 traditional injection molding machine was annotated plastic granules mostly, generally can directly drop into the injection molding machine in, the volume of annotating the material on the one hand is uncertain, and on the other hand, although plastic granules had been handled through the stoving process, still appear because of unqualified phenomena such as wire drawing, bubble that the material humidity caused easily in actually moulding plastics, if can continue secondary drying when annotating the material and then can effectively reduce unqualified phenomenon.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a quantitative material injection device for an injection mold.

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

the utility model provides a material device is annotated with ration to injection mold, includes the workbin of throwing, the bottom fixed mounting of the workbin has defeated material section, and defeated material section is connected with the melting chamber, one side of the workbin of throwing is installed and is dried material mechanism, and the other end of drying mechanism rotates through the bearing and is connected with rotatory air-out mechanism, rotatory air-out mechanism bottom fixed mounting has the bull stick, and the outer wall fixed mounting of bull stick have with defeated material section inner wall defeated material auger of looks adaptation, throw the workbin and be close to one side of drying material mechanism and install actuating mechanism, and actuating mechanism includes fixed mounting in the servo motor who dries material mechanism and fixed mounting in the reducing gear box of the workbin top inner wall, the reducing gear box is connected with servo motor's output shaft, and the output shaft of reducing gear box forms.

Furthermore, the servo motor is connected with a switch through a lead, and the switch is connected with an injection molding machine control system through a lead.

Furthermore, the material drying mechanism comprises a hot air box fixedly arranged on the outer wall of one side of the feeding box, and a hot air pipe is fixedly arranged at one end of the hot air box.

Furthermore, a fan is fixedly mounted on one side of the inner wall of the hot air box, and a resistance heating wire is fixedly mounted on one side, close to the fan, of the hot air box.

Furthermore, rotatory air-out mechanism includes that the bearing rotates to be connected in the female pipe of hot-blast main one end, and the both sides fixed mounting of female pipe has the stoving pipe of equidistance symmetric distribution.

Furthermore, the drying pipes are provided with arc-shaped air holes which are distributed in an annular shape at equal intervals.

Further, the inner wall of arc wind hole all fixed mounting have the iron net, and the mesh size of iron net is less than the plastic granules size, and the bottom fixed mounting of hot-blast case has the gas screen.

Compared with the prior art, the utility model provides an injection mold annotates material device with ration possesses following beneficial effect:

1. this material device is annotated to injection mold with ration can drive the female pipe through the servo motor cooperation reducing gear box that sets up and rotate, and then drives defeated material auger through the bull stick and rotate and carry out the defeated material, annotates at every turn through injection molding machine control system control when expecting, and servo motor operating duration is unanimous, and then realizes the ration and annotates the material.

2. This injection mold annotates material device with ration, through the rotatory air-out mechanism of the material mechanism cooperation that dries by the fire that sets up, can drive the drying tube through the female pipe and rotate, blow off hot-blastly through arc wind hole, carry out even drying process to plastic granules, avoid plastic granules humidity to cause the product to appear containing the unqualified phenomenon of bubble.

3. This material device is annotated to ration for injection mold can prevent effectively through the iron mesh that sets up that plastic granules from getting into in the drying tube, through the air filter plate that sets up, can filter the air that gets into hot-blast case, gets rid of dust wherein, is favorable to improving the quality of product.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the principle is simple, the practicality is strong.

Drawings

Fig. 1 is a schematic view of the overall structure of a quantitative material injection device for an injection mold according to the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a driving mechanism of a quantitative material injection device for an injection mold according to the present invention;

fig. 3 is the utility model provides a local spatial structure schematic diagram of drying pipe of quantitative material device is annotated for injection mold.

In the figure: 1-feeding box, 2-drying pipe, 3-mother pipe, 4-hot air pipe, 5-servo motor, 6-reduction box, 7-resistance heating wire, 8-blower, 9-hot air box, 10-air filtering plate, 11-rotating rod, 12-material conveying auger, 13-melting cavity, 14-material conveying section, 15-arc air hole and 16-iron net.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a quantitative material injection device for injection mold, including feeding box 1, feeding box 1's bottom welding has defeated material section 14, and defeated material section 14 is connected with melting chamber 13, the material mechanism that dries by the fire is installed to feeding box 1's one side, and the other end of drying mechanism is connected with rotatory air-out mechanism through the bearing rotation, rotatory air-out mechanism's bottom welding has bull stick 11, and the outer wall welding of bull stick 11 has defeated material auger 12 with 14 inner wall looks adaptations of defeated material section, feeding box 1 installs actuating mechanism near the one side of drying by the fire the material mechanism, and actuating mechanism includes the servo motor 5 who is fixed in the material mechanism through the bolt and is fixed in feeding box 1 top inner wall's reducing gear box 6 through the bolt, reducing gear box 6 is connected with servo motor 5's output shaft, and reducing gear box 6's output shaft forms.

The utility model discloses in, servo motor 5 is connected with the switch through the wire, and the switch is connected with injection molding machine control system through the wire.

Wherein, dry by fire material mechanism including weld in the hot-blast case 9 of throwing workbin 1 one side outer wall, and the welding of the one end of hot-blast case 9 has hot-blast main 4.

Wherein, a fan 8 is fixed on one side of the inner wall of the hot air box 9 through a bolt, and a resistance heating wire 7 is welded on one side of the hot air box 9 close to the fan 8.

Wherein, rotatory air-out mechanism includes to rotate through the bearing and connects in the female pipe 3 of hot-blast main 4 one end, and the both sides welding of female pipe 3 has the stoving pipe 2 of equidistance symmetric distribution.

Wherein, the drying pipes 2 are provided with arc-shaped air holes 15 which are distributed annularly at equal intervals.

It should be noted that the above-mentioned injection molding machine control system is an essential component of the existing injection molding machine, belongs to the existing technical features, and the present invention does not structurally innovate it, so detailed description is not given again.

Example 2

Referring to fig. 1 and 3, a quantitative material injection device for an injection mold, in order to prevent plastic particles from entering a drying pipe 2, in this embodiment, compared with embodiment 1, an iron net 16 is welded to the inner wall of an arc-shaped air hole 15, the mesh size of the iron net 16 is smaller than the size of the plastic particles, in order to filter air entering a hot air box 9, remove dust therein, and improve the quality of a product, an air filter plate 10 is fixed at the bottom end of the hot air box 9 through screws.

The working principle is as follows: when the material is not injected, the servo motor 5 is matched with the reduction gearbox 6 to drive the main pipe 3 to rotate, and then the material conveying auger 12 is driven to rotate through the rotating rod 11, at the moment, the material conveying auger 12 plays a role in upward transmission on the material, the material is prevented from entering the material conveying section 14, meanwhile, the drying pipe 2 rotates along with the main pipe 3, hot air is blown out through the arc-shaped air holes 15, the plastic particles are uniformly dried, the unqualified phenomenon that air bubbles are contained in the product due to the fact that the plastic particles are wet is avoided, when the material is required to be injected, the injection molding machine control system controls the reverse rotation of the servo motor 5 to set time, in the time period, the material conveying auger 12 reversely rotates to downward transmission on the material, quantitative material injection is achieved, the air filtering plate 10 is arranged, the air entering the hot air box 9 is filtered, dust in the air filtering plate is removed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A quantitative material injection device for an injection mold comprises a feeding box (1) and is characterized in that a material conveying section (14) is fixedly installed at the bottom end of the feeding box (1), the material conveying section (14) is connected with a melting cavity (13), a material drying mechanism is installed on one side of the feeding box (1), the other end of the material drying mechanism is rotatably connected with a rotary air outlet mechanism through a bearing, a rotating rod (11) is fixedly installed at the bottom end of the rotary air outlet mechanism, a material conveying auger (12) matched with the inner wall of the material conveying section (14) is fixedly installed on the outer wall of the rotating rod (11), a driving mechanism is installed on one side, close to the material drying mechanism, of the feeding box (1), the driving mechanism comprises a servo motor (5) fixedly installed on the material drying mechanism and a reduction gearbox (6) fixedly installed on the inner wall of the top end of the feeding box (1), and the reduction gearbox (6) is connected with an output shaft, and the output shaft of the reduction box (6) is in transmission fit with the rotary air outlet mechanism through a belt.

2. The quantitative injection device for the injection mold according to claim 1, wherein the servo motor (5) is connected with a switch through a lead, and the switch is connected with an injection molding machine control system through a lead.

3. The quantitative material injection device for the injection mold according to claim 1, wherein the material drying mechanism comprises a hot air box (9) fixedly installed on the outer wall of one side of the material feeding box (1), and one end of the hot air box (9) is fixedly installed with a hot air pipe (4).

4. The quantitative material injection device for the injection mold according to claim 3, wherein a fan (8) is fixedly installed on one side of the inner wall of the hot air box (9), and a resistance heating wire (7) is fixedly installed on one side of the hot air box (9) close to the fan (8).

5. The quantitative material injection device for the injection mold according to claim 3, wherein the rotary air outlet mechanism comprises a main pipe (3) rotatably connected to one end of the hot air pipe (4) through a bearing, and drying pipes (2) are fixedly installed on two sides of the main pipe (3) and are symmetrically distributed at equal intervals.

6. A quantitative injection device for injection molds according to claim 5, characterized in that said drying pipes (2) are provided with arc-shaped air holes (15) distributed annularly at equal intervals.

7. The quantitative material injection device for the injection mold according to claim 6, wherein the inner walls of the arc-shaped air holes (15) are fixedly provided with iron nets (16), the mesh sizes of the iron nets (16) are smaller than the sizes of the plastic particles, and the bottom ends of the hot air boxes (9) are fixedly provided with air filter plates (10).