Raw material stirring device for injection molding machine

Abstract

The utility model relates to the technical field of injection molding machines, and discloses a raw material stirring device for an injection molding machine, which comprises a stirring box, the bottom of the stirring box is fixedly connected with two support plates, and the bottoms of the two support plates are fixedly connected with a base; a feeding hopper is fixedly connected to the top of the stirring box, supports are fixedly connected to the two ends of the top of the feeding hopper respectively, a first motor is fixedly connected to the right side of the support located on the right side, the same lead screw is arranged at the ends, close to each other, of the supports, and a moving seat is in threaded connection to the surface of the lead screw; a drying fan is arranged at the top of the moving seat, a drying pipe is arranged at the bottom of the moving seat and connected with the drying fan, and a plurality of blowing heads are arranged at the bottom of the drying pipe. According to the raw material stirring device for the injection molding machine, the drying fan and the drying pipe move left and right above the stirring box, the blowing head uniformly blows hot air to raw materials in the stirring box, the drying range is widened, the drying efficiency is high, and the drying effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machines, in particular to a raw material stirring device for injection molding machines. Background Art

[0002] Injection molding machine, also known as injection molding machine or injection machine, is the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting plastics. It is divided into vertical, horizontal, and all-electric types. The injection molding machine can heat the plastic and apply high pressure to the molten plastic to make it ejected and fill the mold cavity.

[0003] A raw material mixing device for an injection molding machine provided in the Chinese utility model patent application disclosure specification CN 217434733 U comprises a supporting bottom plate, a supporting vertical plate, a stirring and mixing barrel, a raw material cleaning and mixing device and a raw material drying device, wherein the raw material cleaning and mixing device comprises a mixing barrel closing cover, a motor supporting seat, a rotating motor, a stirring and mixing shaft, a stirring and mixing fan blade, a rotating supporting plate, a feeding port, a spray head fixing seat, a cleaning water spray head and a filter screen drain pipe, and the raw material drying device comprises a rotating shaft supporting plate, a ring plate rotating shaft, a supporting ring plate, a motor connecting shaft, a drying motor, a rotating drying transmission shaft and a rotating drying fan blade, which effectively solves the problems of low automation degree of raw material mixing for injection molding machines, time-consuming and labor-intensive, and inconvenient cleaning and drying of raw materials, and achieves the purpose of high automation degree of the raw material mixing device for injection molding machines, time-saving and labor-saving, and convenient cleaning and drying of raw materials.

[0004] However, in the above-mentioned prior art, when drying, the stirring and rotating drying fan blades are fixed, the drying efficiency is low, and the drying effect is poor. Therefore, there is an urgent need for a raw material stirring device for an injection molding machine. Utility Model Content

[0005] The purpose of the utility model is to provide a raw material stirring device for an injection molding machine to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a raw material stirring device for an injection molding machine, comprising a stirring box, the bottom of which is fixedly connected to two support plates, and the bottoms of the two support plates are fixedly connected to a base;

[0007] A feed hopper is fixedly connected to the top of the mixing box, and brackets are fixedly connected to the two ends of the top of the feed hopper respectively. A first motor is fixedly connected to the right side of the bracket located on the right side, and a same screw rod is provided at the ends of the brackets close to each other, and a movable seat is threadedly connected to the surface of the screw rod, a drying fan is provided on the top of the movable seat, a drying pipe is provided at the bottom of the movable seat, the drying pipe is connected to the drying fan, and a plurality of blowing heads are provided at the bottom of the drying pipe.

[0008] Preferably, the left side of the screw rod is movably connected to the bracket located on the left side, and the right side of the screw rod movably passes through the bracket located on the right side and is fixedly connected to the first motor.

[0009] The bottom of the mixing box is connected to the base through two support plates, which provides stable support for the entire device. A feed hopper is installed on the top of the mixing box to facilitate the addition of raw materials. Two brackets are provided on the top of the feed hopper. A first motor is connected to the right side of one of the brackets. The output end of the first motor drives a screw rod to rotate. A movable seat is threadedly connected to the screw rod. A drying fan is installed on the top of the movable seat, and a drying pipe is installed on the bottom. There are multiple blowing heads at the bottom of the drying pipe.

[0010] Preferably, the back sides of the brackets are respectively fixedly connected with connecting plates, the ends of the connecting plates close to each other are fixedly connected with limiting slide bars, the surfaces of the limiting slide bars are slidably provided with slide bars, and the front sides of the slide bars are fixedly connected with the moving seat.

[0011] Preferably, a second motor is fixedly connected to the left side of the mixing box, a mixing shaft is fixedly connected to the output end of the second motor, the right side of the mixing shaft movably penetrates into the mixing box and is fixedly connected to a mixing rod, and a scraper is fixedly connected to one end of the mixing rod away from the mixing shaft.

[0012] A second motor is installed on the left side of the mixing box, and a stirring shaft is connected to its output end. The stirring shaft passes through the mixing box and is connected to the stirring rod inside. A scraper is installed at one end of the stirring rod. When the second motor is started, the stirring shaft and the stirring rod will rotate to achieve the effect of fully mixing the raw materials. At the same time, the scraper can scrape off the raw materials on the inner wall of the mixing box to prevent them from adhering to the wall.

[0013] Preferably, a water injection pipe is provided on the left side of the feed hopper, the right side of the water injection pipe penetrates into the feed hopper, and a water spray head is provided at the bottom of the water injection pipe.

[0014] Preferably, a plurality of the water spray heads are provided, and the plurality of water spray heads are arranged in sequence and at equal intervals.

[0015] A water injection pipe is provided on the left side of the feed hopper, and the water injection pipe penetrates into the feed hopper from the left side. The main function of the water injection pipe is to inject water into the raw materials being stirred to clean the raw materials. A plurality of water spray heads are provided at the bottom of the water injection pipe, and these water spray heads are arranged in an equidistant manner to ensure that water can be evenly sprayed onto the raw materials in the feed hopper.

[0016] Preferably, the lower half of the mixing box is in a grid shape, a discharge pipe is provided at the bottom of the mixing box, and a valve is provided on the discharge pipe.

[0017] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0018] First, according to the utility model, when the raw materials are dried, the first motor is started, and the screw rod drives the movable seat to move along its axial direction, so that the drying fan and the drying tube move left and right above the mixing box, and the hot air is blown evenly to the raw materials in the mixing box through the blowing head to achieve the drying of the raw materials, and the limit sliding rod and the sliding block are set so that the movable seat can move left and right stably on the screw rod, thereby enhancing the drying range, making the drying efficiency high and the drying effect good.

[0019] Second, according to the utility model, when the second motor is started, the stirring shaft and the stirring rod will rotate to achieve the effect of fully mixing the raw materials. At the same time, the scraper can scrape off the raw materials on the inner wall of the mixing box to prevent them from adhering to the wall. The water injection pipe injects water into the raw materials being stirred to clean the raw materials. A plurality of water spray heads are arranged at the bottom of the water injection pipe to ensure that the water can be evenly sprayed onto the raw materials in the feed hopper. The lower half of the mixing box is in a grid shape, so that the water can be discharged directly. A discharge pipe is arranged at the bottom of the mixing box for discharging the stirred raw materials. A valve is installed on the discharge pipe to control the discharge of the raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from the rear side;

[0022] Figure 3 This is a schematic diagram of the front section structure of the mixing box of the utility model;

[0023] Figure 4 This is a schematic diagram of the cutaway structure of the feed hopper and the three-dimensional structure of the mixing box of the present invention.

[0024] Among them: 1. mixing box; 2. support plate; 3. base; 11. feed hopper; 12. bracket; 13. first motor; 14. screw rod; 15. moving seat; 16. drying fan; 17. drying tube; 18. blowing head; 19. limit slide bar; 20. slider; 21. second motor; 22. stirring shaft; 23. stirring rod; 24. scraper; 25. water injection pipe; 26. water spray head; 27. discharge pipe. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] The utility model provides the following technical solutions:

[0027] Embodiment 1

[0028] See also Figure 1 , Figure 2 , a raw material stirring device for an injection molding machine, comprising a stirring box 1, two supporting plates 2 are fixedly connected to the bottom of the stirring box 1, and a base 3 is fixedly connected to the bottom of the two supporting plates 2;

[0029] A feed hopper 11 is fixedly connected to the top of the mixing box 1, and brackets 12 are fixedly connected to the two ends of the top of the feed hopper 11 respectively. A first motor 13 is fixedly connected to the right side of the bracket 12 on the right side. The same screw rod 14 is provided at the end of the bracket 12 close to each other, and a movable seat 15 is threadedly connected to the surface of the screw rod 14. A drying fan 16 is provided on the top of the movable seat 15, and a drying pipe 17 is provided at the bottom of the movable seat 15. The drying pipe 17 is connected to the drying fan 16, and a plurality of blowing heads 18 are provided at the bottom of the drying pipe 17.

[0030] The left side of the screw rod 14 is movably connected to the bracket 12 located on the left side, and the right side of the screw rod 14 movably passes through the bracket 12 located on the right side and is fixedly connected to the first motor 13 .

[0031] The back of the bracket 12 is fixedly connected with a connecting plate, and one end of the connecting plate close to each other is fixedly connected with a limiting slide rod 19. A slider 20 is slidably provided on the surface of the limiting slide rod 19, and the front side of the slider 20 is fixedly connected to the moving seat 15.

[0032] Through the above technical solution, the bottom of the mixing box 1 is connected to the base 3 through two support plates 2, which provides a stable support for the whole device. The top of the mixing box 1 is equipped with a feed hopper 11 to facilitate the addition of raw materials. Two brackets 12 are provided on the top of the feed hopper 11, and the right side of one of the brackets 12 is connected to a first motor 13. The output end of the first motor 13 drives a screw rod 14 to rotate. A movable seat 15 is threadedly connected to the screw rod 14. A drying fan 16 is installed on the top of the movable seat 15, and a drying pipe 17 is installed on the bottom. There are multiple blowing heads 18 at the bottom of the drying tube 17. When the raw materials are dried, the first motor 13 is started, and the screw rod 14 drives the movable seat 15 to move along its axial direction, so that the drying fan 16 and the drying tube 17 move left and right above the mixing box 1. The hot air is evenly blown to the raw materials in the mixing box 1 through the blowing heads 18 to achieve the drying of the raw materials. The limit slide rod 19 and the slider 20 are set, and the movable seat 15 can be stably moved left and right on the screw rod 14, thereby enhancing the drying range, making the drying efficiency high and the drying effect good.

[0033] Embodiment 2

[0034] See also Figure 3 , Figure 4 , and on the basis of Example 1, it is further obtained that: the left side of the mixing box 1 is fixedly connected to the second motor 21, the output end of the second motor 21 is fixedly connected to the mixing shaft 22, the right side of the mixing shaft 22 movably penetrates into the mixing box 1 and is fixedly connected to the mixing rod 23, and the end of the mixing rod 23 away from the mixing shaft 22 is fixedly connected to the scraper 24.

[0035] A water injection pipe 25 is provided on the left side of the feed hopper 11 , the right side of the water injection pipe 25 penetrates into the feed hopper 11 , and a water spray head 26 is provided at the bottom of the water injection pipe 25 .

[0036] A plurality of water spray heads 26 are provided, and the plurality of water spray heads 26 are arranged in sequence and at equal intervals.

[0037] The lower half of the mixing box 1 is in a grid shape. A discharge pipe 27 is provided at the bottom of the mixing box 1 , and a valve is provided on the discharge pipe 27 .

[0038] Through the above technical solution, a second motor 21 is installed on the left side of the mixing box 1, and a stirring shaft 22 is connected to its output end. The stirring shaft 22 passes through the mixing box 1 and is connected to the stirring rod 23 inside. A scraper 24 is installed at one end of the stirring rod 23. When the second motor 21 is started, the stirring shaft 22 and the stirring rod 23 will rotate to achieve the effect of fully mixing the raw materials. At the same time, the scraper 24 can scrape off the raw materials on the inner wall of the mixing box 1 to prevent them from adhering to the wall. A water injection pipe 25 is provided on the left side of the feed hopper 11. The water injection pipe 25 The water injection pipe 25 penetrates into the feed hopper 11 from the left side. The main function of the water injection pipe 25 is to inject water into the raw materials being stirred to clean the raw materials. A plurality of water spray heads 26 are arranged at an equidistant manner at the bottom of the water injection pipe 25 to ensure that the water can be evenly sprayed onto the raw materials in the feed hopper 11. The lower half of the mixing box 1 is in a grid shape, so that the water can be discharged directly. A discharge pipe 27 is provided at the bottom of the mixing box 1 for discharging the stirred raw materials. A valve is installed on the discharge pipe 27 to control the discharge of the raw materials.

[0039] In actual operation, when this device is in use, the raw materials are added from the feed hopper 11 on the top of the mixing box 1, and the second motor 21 is started to rotate the mixing shaft 22 and the mixing rod 23 to fully mix the raw materials. At the same time, the main function of the water injection pipe 25 is to inject water into the raw materials being stirred and spray it out through the water spray head 26 to clean the raw materials. After cleaning, the first motor 13 is started, and the screw rod 14 will drive the movable seat 15 to move along its axial direction, so that the drying fan 16 and the drying pipe 17 move left and right above the mixing box 1, and the hot air is evenly blown to the raw materials in the mixing box 1 through the blowing head 18 to achieve the drying of the raw materials. The limit slide bar 19 and the slider 20 are set, and the movable seat 15 can be stably moved left and right on the screw rod 14, thereby enhancing the drying range, making the drying efficiency high and the drying effect good.

[0040] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A raw material stirring device for an injection molding machine, comprising a stirring box (1), characterized in that: The bottom of the mixing box (1) is fixedly connected to two support plates (2), and the bottoms of the two support plates (2) are fixedly connected to a base (3); The top of the mixing box (1) is fixedly connected to a feed hopper (11), and the two ends of the top of the feed hopper (11) are respectively fixedly connected to brackets (12), and the right side of the bracket (12) located on the right side is fixedly connected to a first motor (13), and the ends of the brackets (12) close to each other are provided with a same screw rod (14), and the surface of the screw rod (14) is threadedly connected to a movable seat (15), and the top of the movable seat (15) is provided with a drying fan (16), and the bottom of the movable seat (15) is provided with a drying pipe (17), and the drying pipe (17) is connected to the drying fan (16), and the bottom of the drying pipe (17) is provided with a plurality of blowing heads (18).

2. A raw material stirring device for an injection molding machine according to claim 1, characterized in that: The left side of the screw rod (14) is movably connected to the bracket (12) located on the left side, and the right side of the screw rod (14) movably passes through the bracket (12) located on the right side and is fixedly connected to the first motor (13).

3. The raw material stirring device for an injection molding machine according to claim 1, characterized in that: The back sides of the brackets (12) are respectively fixedly connected with connecting plates, and the ends of the connecting plates close to each other are fixedly connected with limiting sliding rods (19), and the surfaces of the limiting sliding rods (19) are slidably provided with sliding blocks (20), and the front sides of the sliding blocks (20) are fixedly connected with the moving seat (15).

4. The raw material stirring device for an injection molding machine according to claim 1, characterized in that: A second motor (21) is fixedly connected to the left side of the mixing box (1); an output end of the second motor (21) is fixedly connected to a mixing shaft (22); the right side of the mixing shaft (22) movably penetrates into the mixing box (1) and is fixedly connected to a mixing rod (23); and a scraper (24) is fixedly connected to one end of the mixing rod (23) away from the mixing shaft (22).

5. The raw material stirring device for an injection molding machine according to claim 1, characterized in that: A water injection pipe (25) is arranged on the left side of the feed hopper (11), the right side of the water injection pipe (25) penetrates into the feed hopper (11), and a water spray head (26) is arranged at the bottom of the water injection pipe (25).

6. A raw material stirring device for an injection molding machine according to claim 5, characterized in that: A plurality of the water spray heads (26) are provided, and the plurality of water spray heads (26) are arranged in sequence and at equal intervals.

7. A raw material stirring device for an injection molding machine according to claim 6, characterized in that: The lower half of the mixing box (1) is in a grid shape. A discharge pipe (27) is provided at the bottom of the mixing box (1), and a valve is provided on the discharge pipe (27).

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