CN219325407U

CN219325407U - A dosing unit for plastic products processing of moulding plastics

Info

Publication number: CN219325407U
Application number: CN202320217240.1U
Authority: CN
Inventors: 张立强; 王富花; 高同平; 胡方硕; 高金贵
Original assignee: Jinan Liqiang Mould Co ltd
Current assignee: Jinan Liqiang Mould Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-07-11
Anticipated expiration: 2033-02-15

Abstract

The utility model relates to the technical field of injection molding, in particular to a batching device for injection molding of plastic products, wherein a stirring cylinder is fixed at the middle section position inside a fixing frame, material conveying channels fixedly connected with the inner wall of the fixing frame are symmetrically arranged on two sides of the stirring cylinder, batching cylinders communicated with the material conveying channels are symmetrically arranged at the upper end of the fixing frame, air blowers communicated with pipelines at the upper end of the material conveying channels are symmetrically arranged on the inner wall of the fixing frame, and backflow prevention plates are fixed at equal intervals at the lower end inside the material conveying channels. According to the utility model, the input of raw materials is realized through the gravity of the materials and the blowing effect of the blower, the input efficiency is high, the blockage during the material conveying can be avoided, the uniform mixing and the discharging of the materials are realized through the arrangement of the stirring assembly and the discharging assembly, the damage to the motor caused by the large resistance during the single motor driving is effectively avoided, and the service life of the equipment is prolonged.

Description

A dosing unit for plastic products processing of moulding plastics

Technical Field

The utility model relates to the technical field of injection molding, in particular to a batching device for injection molding of plastic products.

Background

Injection molding is a method for producing and modeling industrial products, rubber injection molding and plastic injection molding are generally used for products, injection molding can be divided into an injection molding compression molding method and a die casting method, raw materials are required to be mixed during existing injection molding processing, for example, in Chinese patent publication No. CN217098398U, an injection molding raw material mixing device for an injector is disclosed, and the raw materials are mixed and stirred again by the device through a plurality of groups of stirring components arranged in a mixing cavity, so that the mixing effect is effectively improved, and the blockage of the materials in the conveying process is effectively avoided.

When the equipment is used, the transmission of the driving motor is realized through the bevel gears and the belts, but due to the single motor driving, when materials are stirred, the transmission effect of the equipment is affected easily due to the resistance action of the materials, dust can be generated when the materials are stirred, the transmission effect of the equipment is also reduced easily due to the influence of the dust, and the service life of the equipment is reduced.

Disclosure of Invention

The utility model aims to provide a batching device for plastic product injection molding processing, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dosing unit for plastic products processing of moulding plastics, includes the mount, the inside middle section position department of mount is fixed with the churn, the bilateral symmetry of churn is equipped with the defeated material passageway with mount inner wall fixed connection, the upper end symmetry of mount is equipped with the batching section of thick bamboo with defeated material passageway intercommunication, and the inner wall symmetry of mount install with defeated material passageway upper end pipeline intercommunication's air-blower, the inside lower extreme equidistant board that prevents of preventing of defeated material passageway is fixed with of churn, the inside of churn is equipped with the stirring subassembly, the inside lower extreme of mount is equipped with ejection of compact subassembly.

As a further aspect of the present utility model: the stirring assembly comprises a second motor fixed at the top end inside the fixing frame, a rotating shaft extending to the inside of the stirring barrel is installed at the output end of the second motor, stirring fans are arranged at equal intervals on the outer side of the rotating shaft, and an arc scraping plate matched with the inner wall of the stirring barrel is fixed at the lower end of the rotating shaft.

As a further aspect of the present utility model: the discharging assembly comprises a discharging pipe which is fixed at the lower end inside the fixing frame and communicated with the stirring barrel, a first motor is fixed at one end of the discharging pipe, the other end of the discharging pipe penetrates through one side of the fixing frame, a rotating roller is mounted at the output end of the first motor, and a spiral feeder which is matched with the discharging pipe is arranged on the outer side of the rotating roller.

As a further aspect of the present utility model: the included angle between the material conveying channel and the horizontal plane is 30 degrees, the anti-backflow plate is a member with a wedge-shaped structure, and the included angle between the upper surface of the anti-backflow plate and the horizontal plane is 15 degrees.

As a further aspect of the present utility model: the lower end of the batching cylinder is provided with a blanking pipe communicated with the conveying channel, and the blanking pipe is provided with a control valve.

As a further aspect of the present utility model: the upper end of the batching section of thick bamboo has the cover through threaded connection, and the front surface of batching section of thick bamboo is equipped with the observation window, be equipped with the scale mark on the observation window.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the input of raw materials is realized through the gravity of the materials and the blowing effect of the blower, the input efficiency is high, the blockage during the material conveying can be avoided, the uniform mixing and the discharging of the materials are realized through the arrangement of the stirring assembly and the discharging assembly, the damage to the motor caused by the large resistance during the single motor driving is effectively avoided, and the service life of the equipment is prolonged.

Drawings

FIG. 1 is a schematic diagram of a dispensing apparatus for injection molding of plastic articles;

FIG. 2 is a schematic view showing the internal structure of a dispensing device for injection molding plastic products;

fig. 3 is an enlarged schematic view of the dispensing device for injection molding of plastic articles, shown at a in fig. 2.

In the figure: 1. a fixing frame; 2. a batching cylinder; 3. a cylinder cover; 4. a stirring cylinder; 5. a discharge pipe; 6. a first motor; 7. discharging pipes; 8. a blower; 9. a material conveying channel; 10. a second motor; 11. a rotating shaft; 12. a stirring fan; 13. an arc-shaped scraping plate; 14. a rotating roller; 15. a screw feeder; 16. an anti-reflux plate; 17. and a control valve.

Detailed Description

Referring to fig. 1-3, in an embodiment of the utility model, a batching device for plastic product injection molding processing includes a fixing frame 1, a stirring cylinder 4 is fixed at the middle position inside the fixing frame 1, two sides of the stirring cylinder 4 are symmetrically provided with a material conveying channel 9 fixedly connected with the inner wall of the fixing frame 1, the upper end of the fixing frame 1 is symmetrically provided with a batching cylinder 2 communicated with the material conveying channel 9, the inner wall of the fixing frame 1 is symmetrically provided with a blower 8 communicated with a pipeline at the upper end of the material conveying channel 9, the lower end inside the material conveying channel 9 is fixed with an anti-backflow plate 16 at equal intervals, a stirring assembly is arranged inside the stirring cylinder 4, a discharging assembly is arranged at the lower end inside the fixing frame 1, raw materials fall into the material conveying channel 9 under the action of the gravity of the raw materials, the blower 8 is started to blow into the material conveying channel 9, the raw materials are input through the gravity of the raw materials and the blowing effect of the blower 8, the input efficiency is high, and blockage during the conveying of the materials can be avoided.

In fig. 2, the stirring subassembly is including fixing the second motor 10 on the inside top of mount 1, the pivot 11 that extends to inside churn 4 is installed to the output of second motor 10, the outside equidistant stirring fan 12 that is equipped with of pivot 11, and the lower extreme of pivot 11 is fixed with the arc scraper blade 13 with churn 4 inner wall adaptation, start second motor 10, drive pivot 11 through second motor 10 and rotate, drive stirring fan 12 and arc scraper blade 13 rotation through pivot 11, further realize stirring of churn 4 inside material.

In fig. 2, the discharging assembly comprises a discharging pipe 5 fixed at the lower end inside a fixing frame 1 and communicated with a stirring drum 4, a first motor 6 is fixed at one end of the discharging pipe 5, the other end of the discharging pipe 5 penetrates through one side of the fixing frame 1, a rotating roller 14 is installed at the output end of the first motor 6, a spiral feeder 15 matched with the discharging pipe 5 is arranged on the outer side of the rotating roller 14, the rotating roller 14 is driven to rotate by the first motor 6, and then the spiral feeder 15 is enabled to work, so that the output of materials inside the discharging pipe 5 is pushed.

In fig. 2 and 3, the included angle between the material conveying channel 9 and the horizontal plane is 30 degrees, so that the material can slide in the material conveying channel 9, the anti-backflow plate 16 is a member with a wedge-shaped structure, the included angle between the upper surface of the anti-backflow plate 16 and the horizontal plane is 15 degrees, the material is prevented from flowing back in the material conveying channel 9, and the smoothness of the material conveying is improved.

In fig. 2 and 3, a blanking pipe 7 communicated with a material conveying channel 9 is installed at the lower end of the batching barrel 2, a control valve 17 is arranged on the blanking pipe 7, and the control of the input amount of raw materials is realized through the arrangement of the control valve 17, so that the accuracy of raw material input is improved.

In fig. 1, the upper end of a batching section of thick bamboo 2 has a cover 3 through threaded connection, and the front surface of batching section of thick bamboo 2 is equipped with observation window, is equipped with the scale mark on the observation window, through cover 3, avoids the dust to influence surrounding environment, through scale mark, observation window and control valve 17's setting, realizes the control of raw materials input to improve the accuracy nature when the raw materials is inputting.

The working principle of the utility model is as follows: when the automatic feeding device is used, raw materials are respectively input into the batching barrel 2, the barrel cover 3 is covered, dust is prevented from affecting the surrounding environment, and the control of the input quantity of the raw materials is realized through the arrangement of scale marks, an observation window and the control valve 17, so that the accuracy of the raw materials in inputting is improved; under the action of gravity of the raw materials, the raw materials fall into the material conveying channel 9, the blower 8 is started to blow air into the material conveying channel 9, the input of the raw materials is realized through the gravity of the materials and the blowing action of the blower 8, the input efficiency is high, the blockage during the material conveying can be avoided, in the process, the backflow of the materials in the material conveying channel 9 is avoided through the arrangement of the backflow prevention plate 16, and the smoothness of the material conveying is improved; the second motor 10 is started, the rotating shaft 11 is driven to rotate through the second motor 10, the stirring fan 12 and the arc scraping plate 13 are driven to rotate through the rotating shaft 11, stirring of materials inside the stirring barrel 4 is further achieved, the rotating roller 14 is driven to rotate through the first motor 6, then the spiral feeder 15 is enabled to work, and accordingly output of materials inside the discharging pipe 5 is pushed.

Claims

1. The utility model provides a dosing unit for plastic products processing of moulding plastics, includes mount (1), its characterized in that, inside middle section position department of mount (1) is fixed with churn (4), the bilateral symmetry of churn (4) is equipped with defeated material passageway (9) with mount (1) inner wall fixed connection, the upper end symmetry of mount (1) be equipped with defeated material passageway (9) the batching section of thick bamboo (2) of intercommunication, and the inner wall symmetry of mount (1) install with defeated material passageway (9) upper end air-blower (8) of pipeline intercommunication, the inside lower extreme equidistant fixed with of defeated material passageway (9) prevents countercurrent plate (16), the inside of churn (4) is equipped with stirring subassembly, the inside lower extreme of mount (1) is equipped with ejection of compact subassembly.

2. A dosing unit for plastic products injection molding according to claim 1, characterized in that the stirring assembly comprises a second motor (10) fixed at the top end inside the fixed frame (1), a rotating shaft (11) extending to the inside of the stirring cylinder (4) is installed at the output end of the second motor (10), stirring fans (12) are arranged at equal intervals on the outer side of the rotating shaft (11), and an arc scraping plate (13) matched with the inner wall of the stirring cylinder (4) is fixed at the lower end of the rotating shaft (11).

3. The batching device for plastic product injection molding processing according to claim 1, characterized in that the discharging assembly comprises a discharging pipe (5) fixed at the lower end inside the fixing frame (1) and communicated with the stirring drum (4), one end of the discharging pipe (5) is fixed with a first motor (6), the other end of the discharging pipe (5) penetrates through one side of the fixing frame (1), a rotating roller (14) is mounted at the output end of the first motor (6), and a screw feeder (15) matched with the discharging pipe (5) is arranged at the outer side of the rotating roller (14).

4. A dosing device for injection moulding of plastic products according to claim 1, characterized in that the angle between the feed channel (9) and the horizontal plane is 30 °, the anti-reflux plate (16) is a wedge-shaped structural element, and the angle between the upper surface of the anti-reflux plate (16) and the horizontal plane is 15 °.

5. A dosing device for injection moulding of plastic products according to claim 1, characterized in that the lower end of the dosing cylinder (2) is provided with a blanking pipe (7) in communication with a feed channel (9), and that the blanking pipe (7) is provided with a control valve (17).

6. A dosing device for injection moulding of plastic products according to claim 1, characterized in that the upper end of the dosing cylinder (2) is connected with a cylinder cover (3) by means of a screw thread, and that the front surface of the dosing cylinder (2) is provided with an observation window, on which graduation marks are arranged.