Injection molding raw material feeding device

Abstract

The utility model relates to the technical field of injection molding raw material feeding devices, in particular to an injection molding raw material feeding device which comprises a discharging pipe, an electric control valve is installed on the discharging pipe, the discharging pipe is installed at the bottom of a feeding device body, and an electric push rod, a filter plate and a driving shaft are arranged on the feeding device body. A sliding rod is arranged in a sliding groove formed in the upper portion. The feeding device has the beneficial effects that raw material particles on the inner bottom layer of the feeding device body are continuously lifted through the spiral blade, the raw material particles fall off, batting and other impurities in the raw material particles fly out, and the raw material particles jump to continuously shake out the batting and other impurities into air in cooperation with continuous vertical shaking of the rotating shaft and the spiral blade; according to the feeding device, air containing impurities such as batting in the feeding device body is pumped out through the exhaust pipe, and the filter plate is matched to filter the impurities such as batting in the air entering the feeding device body, so that the impurities such as batting in raw material particles can be greatly reduced, the purity of the raw material particles is improved, and the quality of produced products is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection material feeding device field, concretely is injection material feeding device. BACKGROUND

[0002] Injection molding is a kind of melt plastic injection into mould cavity, after cooling solidification forming manufacturing process. Through high temperature and high pressure melt plastic particle, and utilize injection machine and inject it into metal mould quickly, subsequently cooling setting, finally obtain the product of required shape, widely used in automobile, electronic, household appliance, toy etc. industry, is applicable to mass production various plastic parts.

[0003] In prior art, injection material feeding device is needed to feed injection device, usually uses the material extractor on injection material feeding device to extract plastic particles from the bunker to injection material feeding device, then the raw material is guided into injection machine.

[0004] However, the existing injection material feeding device usually directly feeds raw material particles into injection device, and the raw material particles have many impurities such as lint, and the purity is low, and the final product quality is poor when the raw material particles are directly fed into injection device for production. INVENTION CONTENTS

[0005] The utility model aims at providing an injection material feeding device to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: an injection material feeding device, comprising: a discharge pipe, an electric control valve is installed on the discharge pipe, the discharge pipe is installed at the bottom of the main body of the feeding device, an air extractor is arranged on the main body of the feeding device, an air extraction pipe is arranged on the air extractor, an electric push rod, a filter plate and a driving shaft are arranged on the main body of the feeding device, the clamping block arranged on the driving shaft is clamped in the clamping groove arranged on the rotating shaft, the rotating shaft is provided with spiral blades, and a circular groove is arranged on the rotating shaft.

[0007] A sliding slot is arranged on the mounting block, a sliding rod is arranged in the sliding slot, the sliding rod is connected with the wear-resistant contact plate, and a spring is arranged on the wear-resistant contact plate.

[0008] Preferably, the main body of the feeding device is fixedly provided with a motor, the transmission shaft of the motor is fixedly connected with the driving shaft, the driving shaft is fixedly connected with the clamping block, the clamping block is in the form of a square plate, the wear-resistant pad is fixedly connected with the side surface of the clamping block, the wear-resistant pad is in the form of a square ring plate, and the combination of the wear-resistant pad and the clamping block can be clamped into the clamping groove.

[0009] Preferably, the electric control valve is fixedly installed at one end of the discharge pipe, the discharge pipe is fixedly installed at the bottom of the feeding device body, an exhaust fan is fixedly installed on the feeding device body, an exhaust pipe of the exhaust fan is fixedly connected with the exhaust pipe, and the other end of the exhaust pipe is communicated with the inside of the feeding device body.

[0010] Preferably, the slide rod is in a cylindrical structure, the slide rod can slide along the slide groove formed on the mounting block, the other end of the slide rod is fixedly connected with the wear-resistant contact plate, the wear-resistant contact plate is in a circular plate structure, and the elastic spring is installed on the wear-resistant contact plate.

[0011] Preferably, the electric push rod is fixedly installed on the feeding device body, the telescopic end of the electric push rod is in contact with the slide rod, the mounting block is fixedly installed on the feeding device body through bolts, the mounting frame is fixedly installed on the feeding device body, and the filter plate is fixedly installed on the mounting frame through bolts.

[0012] Preferably, the wear-resistant contact plate and the upper end of the mounting block are clamped in the circular groove formed on the rotating shaft, the rotating shaft is fixedly connected with the spiral blade, the rotating shaft is provided with the clamping groove, and the clamping groove is in a square groove structure.

[0013] Preferably, the other end of the elastic spring is in contact with the end face of one end of the mounting block, the one end of the mounting block can be clamped into the mounting groove formed on the feeding device body, and the mounting block is fixedly installed on the feeding device body through bolts.

[0014] Compared with the prior art, the injection molding raw material feeding device has the following beneficial effects:

[0015] The injection molding raw material feeding device disclosed by the utility model continuously lifts the raw material particles on the bottom layer in the feeding device body through the spiral blade, makes the raw material particles fall off, flies out the impurities such as lint, continuously shakes up and down through the rotating shaft and the spiral blade, makes the raw material particles jump and shake out the impurities such as lint into the air, draws out the air containing the impurities such as lint in the feeding device body through the exhaust pipe, filters the impurities such as lint in the air entering the feeding device body through the filter plate, greatly reduces the impurities such as lint in the raw material particles, improves the purity of the raw material particles, and improves the quality of the products produced subsequently. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a device structure schematic view of the utility model;

[0017] Figure 2 It is an installation structure schematic view of the utility model device when normally used;

[0018] Figure 3 It is Figure 2 It is an enlarged structure schematic view of A in the middle;

[0019] Figure 4The utility model discloses device internal structure dismounts schematic drawing;

[0020] Figure 5 For Figure 4 The enlarged structure schematic view of the middle B is shown in the figure.

[0021] Figure 6 For Figure 4 The enlarged structure schematic view of the middle C is shown in the figure.

[0022] Figure 7 The utility model discloses device partial structure schematic drawing.

[0023] In the figure: 1, the main body of feeding device, 2, the mounting frame, 3, the filter plate, 4, the exhaust fan, 5, the exhaust pipe,

[0024] 6, motor, 7, drive shaft, 8, clamping block, 9, wear pad, 10, rotating shaft, 11, clamping groove, 12, spiral blade, 13, round groove, 14, wear contact plate, 15, elastic spring, 16, mounting block, 17, sliding slot, 18, slide rod, 19, discharge pipe, 20, electric control valve, 21, electric push rod, 22, mounting groove. Specific embodiments

[0025] In order to make the purpose, technical scheme of the utility model to carry out clearly, completely describe, and the advantage is more clear and clear, following combining the figure to the embodiment of the utility model further detailedly it is understood, the specific embodiment described here is a part of the embodiment of the utility model, instead of all the embodiment, is only used to explain the embodiment of the utility model, and is not used to limit the embodiment of the utility model, all other embodiments obtained by the ordinary skill in the art without making the creative labor, belong to the scope of the protection of the utility model.

[0026] Embodiment one

[0027] Please refer to Figures 1-7 The utility model provides a kind of technical scheme: a kind of injection molding raw material feeding device, including: discharge pipe 19, electric control valve 20 is installed on discharge pipe 19, discharge pipe 19 is installed at the bottom of feeding device main body 1, feeding device main body 1 is provided with exhaust fan 4, and exhaust fan 4 is provided with exhaust pipe 5, electric push rod 21, filter plate 3 and drive shaft 7 are provided on the feeding device main body 1, and the clamping block 8 of drive shaft 7 is set is clamped in the clamping groove 11 of rotating shaft 10, and rotating shaft 10 is provided with spiral blade 12, and rotating shaft 10 is provided with round groove 13;Mounting block 16, sliding slot 17 is provided with slide rod 18 in the upper opening, and slide rod 18 is connected with wear contact plate 14, and wear contact plate 14 is provided with elastic spring 15;

[0028] In particular use, the device is used in cooperation with an injection molding device, the other end of the electric control valve 20 is bolted to the feeding pipe of the injection molding device.

[0029] Embodiment two

[0030] On the basis of embodiment one, in order to improve the use effect of the device, the feeding device body 1 is provided, the motor 6 is fixedly installed on the feeding device body 1, the transmission shaft of the motor 6 is fixedly connected with the driving shaft 7, the driving shaft 7 is fixedly connected with the clamping block 8, the clamping block 8 is in square plate structure, the wear-resistant pad 9 is fixedly connected with the side surface of the clamping block 8, the wear-resistant pad 9 is in square ring plate structure, the combination of the wear-resistant pad 9 and the clamping block 8 can be clamped into the clamping groove 11, by covering the wear-resistant pad 9 on the clamping block 8, the wear-resistant pad 9 is in contact with the rotating shaft 10, the wear-resistant pad 9 has high wear resistance, which can reduce the wear of the clamping block 8 and improve the use effect of the device.

[0031] Embodiment three

[0032] On the basis of embodiment two, in order to reduce the lint and other impurities in the raw material particles, the electric control valve 20 is provided, the electric control valve 20 is fixedly installed on one end of the discharge pipe 19, the discharge pipe 19 is fixedly installed on the bottom of the feeding device body 1, the exhaust fan 4 is fixedly installed on the feeding device body 1, the suction pipe of the exhaust fan 4 is fixedly connected with the exhaust pipe 5, the other end of the exhaust pipe 5 is in communication with the inside of the feeding device body 1, by starting the exhaust fan 4, the air containing lint and other impurities in the feeding device body 1 is extracted through the exhaust pipe 5;

[0033] The electric push rod 21 is fixedly installed on the feeding device body 1, the telescopic end of the electric push rod 21 is in contact with the sliding rod 18, the mounting block 16 is fixedly installed on the feeding device body 1 through bolts, the mounting frame 2 is fixedly connected with the feeding device body 1, the filter plate 3 is fixedly installed on the mounting frame 2 through bolts, the mounting frame 2 is in communication with the inside of the feeding device body 1, which can be ventilated, the air entering the feeding device body 1 is filtered through the filter plate 3 fixedly installed on the mounting frame 2, which can prevent lint and other impurities in the air from entering the feeding device body 1, and the sliding rod 18 is pushed by the electric push rod 21 through the timing of starting the electric push rod 21;

[0034] The slide rod 18 has a cylindrical structure and can slide along the groove 17 opened on the mounting block 16. The other end of the slide rod 18 is fixedly connected to the wear-resistant contact plate 14. The wear-resistant contact plate 14 has a circular plate structure and is equipped with a spring spring 15. The wear-resistant contact plate 14 is stuck in the circular groove 13, and both the wear-resistant contact plate 14 and one end of the cylinder of the mounting block 16 can slide along the circular groove 13. The groove 17 has a circular groove structure. The cylindrical end of the mounting block 16 and the wear-resistant contact plate 14 are in the circular groove 13. The wear-resistant contact plate 14, the spring spring 15 and the slide rod 18 provide elastic support for the rotating shaft 10. The slide rod 18 slides along the groove 17 opened on the mounting block 16 and pushes the rotating shaft 10 upward through the wear-resistant contact plate 14.

[0035] The upper ends of the wear-resistant contact plate 14 and the mounting block 16 are both engaged in the circular groove 13 opened on the rotating shaft 10. A spiral blade 12 is fixedly connected to the rotating shaft 10. A slot 11 is opened on the rotating shaft 10. The slot 11 has a square groove structure. The locking block 8 and the wear-resistant pad 9 are always engaged in the slot 11 opened on the rotating shaft 10, and the combination of the locking block 8 and the wear-resistant pad 9 matches the slot 11. The rotating shaft 10 moves up and down along the locking block 8 and the wear-resistant pad 9. The starting motor 6 drives the drive shaft 7 to rotate. The locking block 8 and the wear-resistant pad 9 can make the rotating shaft 10 rotate, so that the spiral blade 12 moves according to the example. Figure 4 The spiral blades 12 continuously lift the raw material particles at the bottom of the main body 1 of the feeding device by rotating clockwise in the direction shown, causing the raw material particles to fall and fly out impurities such as lint. These impurities are then extracted by the exhaust fan 4. This process can reduce impurities such as lint in the raw material particles, improve the purity of the raw material particles, and improve the quality of the products produced later.

[0036] The other end of the elastic spring 15 contacts one end face of the mounting block 16. One end of the mounting block 16 can be inserted into the mounting groove 22 opened on the main body 1 of the feeding device. The mounting block 16 is fixedly installed on the main body 1 of the feeding device by bolts. One end of the mounting block 16 has a cylindrical structure, and the other end is inserted into the mounting groove 22. The mounting groove 22 has a circular groove structure. The elastic spring 15 can be removed for maintenance or replacement. The elastic spring 15, together with the electric push rod 21, continuously pushes the slide rod 18, causing the rotating shaft 10 and the spiral blade 12 to move up and down, causing the raw material particles to jump and continuously shake out impurities such as lint into the air. Finally, they are extracted by the exhaust fan 4. After the above operations are completed, the processed raw material particles can flow into the injection molding device for processing through the discharge pipe 19 and the electric control valve 20 by opening the electric control valve 20.

[0037] In actual use, the raw material particles on the bottom layer in the main body 1 of the feeding device are continuously lifted by the spiral blade 12, so that the raw material particles fall and the lint and other impurities are thrown out, the raw material particles are continuously bounced by the continuous up-and-down shaking of the rotating shaft 10 and the spiral blade 12, so that the lint and other impurities are shaken out into the air, the air containing the lint and other impurities in the main body 1 of the feeding device is sucked out through the air suction pipe 5, and the lint and other impurities in the air entering the main body 1 of the feeding device are filtered through the filter plate 3, so that the lint and other impurities in the raw material particles can be reduced, the purity of the raw material particles can be improved, and the quality of the products produced subsequently can be improved.

[0038] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An injection molding material supply apparatus comprising: The discharge pipe (19) is provided with an electric control valve (20), and the discharge pipe (19) is installed at the bottom of the feeding device body (1). An air extractor (4) is arranged on the feeding device body (1), and an air extraction pipe (5) is arranged on the air extractor (4). The feeding device body (1) is provided with an electric push rod (21), a filter plate (3) and a driving shaft (7). A clamping block (8) arranged on the driving shaft (7) is clamped in a clamping groove (11) arranged on a rotating shaft (10). The rotating shaft (10) is provided with a spiral blade (12), and a circular groove (13) is arranged on the rotating shaft (10). A mounting block (16) is arranged on the upper end of the feeding device body (1). A sliding groove (17) is arranged on the upper end of the mounting block (16). A sliding rod (18) is arranged in the sliding groove (17). The sliding rod (18) is connected with a wear-resistant contact plate (14). The wear-resistant contact plate (14) is provided with an elastic spring (15).

2. The injection material supply device according to claim 1, wherein: The feeding device body (1) is fixedly provided with a motor (6). The transmission shaft of the motor (6) is fixedly connected with the driving shaft (7). The driving shaft (7) is fixedly connected with the clamping block (8). The clamping block (8) is in the form of a square plate. The clamping block (8) is fixedly connected with a wear-resistant pad (9). The wear-resistant pad (9) is in the form of a square ring plate. The combination of the wear-resistant pad (9) and the clamping block (8) can be clamped into the clamping groove (11).

3. The injection material supply apparatus according to claim 1, wherein: The electric control valve (20) is fixedly arranged on one end of the discharge pipe (19). The discharge pipe (19) is fixedly arranged on the bottom of the feeding device body (1). The feeding device body (1) is fixedly provided with the air extractor (4). The air extraction pipe of the air extractor (4) is fixedly connected with the air extraction pipe (5). The other end of the air extraction pipe (5) is in communication with the inside of the feeding device body (1).

4. The injection material supply apparatus according to claim 1, wherein: The sliding rod (18) is in the form of a cylinder. The sliding rod (18) can slide along the sliding groove (17) arranged on the mounting block (16). The other end of the sliding rod (18) is fixedly connected with the wear-resistant contact plate (14). The wear-resistant contact plate (14) is in the form of a circular plate. The wear-resistant contact plate (14) is provided with the elastic spring (15).

5. The injection material supply apparatus according to claim 1, wherein: The feeding device body (1) is fixedly provided with the electric push rod (21). The telescopic end of the electric push rod (21) is in contact with the sliding rod (18). The mounting block (16) is fixedly arranged on the feeding device body (1) through bolts. The feeding device body (1) is fixedly connected with the mounting frame (2). The mounting frame (2) is fixedly provided with the filter plate (3) through bolts.

6. The injection material supply apparatus according to claim 1, wherein: The wear-resistant contact plate (14) and the upper end of the mounting block (16) are clamped in the circular groove (13) arranged on the rotating shaft (10). The rotating shaft (10) is fixedly connected with the spiral blade (12). The rotating shaft (10) is provided with the clamping groove (11). The clamping groove (11) is in the form of a square groove.

7. The injection material supply apparatus according to claim 1, wherein: The other end of the elastic spring (15) is in contact with the end face of one end of the mounting block (16). One end of the mounting block (16) can be clamped into the mounting groove (22) arranged on the feeding device body (1). The mounting block (16) is fixedly arranged on the feeding device body (1) through bolts.

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