Material filtering device of injection molding machine

Abstract

The utility model discloses a material filtering device of an injection molding machine, which comprises a material passing box, the top of the material passing box is fixedly connected with a conveying auger in a penetrating manner, the top of the material passing box is provided with a circular through hole, a filtering assembly is arranged above the circular through hole, the filtering assembly comprises a filtering cylinder, and a motor box is arranged in the filtering cylinder. And a servo motor is fixedly installed in the motor box, the output end of the servo motor penetrates through the top of the inner wall of the motor box and is in transmission connection with a rotating rod, the outer wall of the rotating rod is sleeved with an assembling sleeve, a separation cylinder is arranged at the top of the assembling sleeve, and a cylinder cover is arranged above the separation cylinder. Through the arrangement of the material passing box, the conveying auger and the filtering assembly, the filtering and screening work of materials and the feeding work of the injection molding machine can be synchronously completed through the cooperation of the material passing box, the conveying auger, the filtering cylinder, the servo motor and the separating cylinder, and the working efficiency of the injection molding machine is improved.

Description

Technical Field

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

[0002] An injection molding machine is a device that uses the molds needed in the processing of plastic products to heat the material to a molten state, inject it into the mold, and form it after cooling and solidification. The injection molding machine controls parameters such as the temperature, pressure, speed and injection time of the plastic to fully fill the plastic into all parts of the mold, thereby obtaining high-precision, high-quality products.

[0003] In daily injection molding work, there is a phenomenon that flaky materials and granular materials are mixed together due to negligence of the staff. When the above phenomenon occurs, the staff needs to use tools and spend a lot of time to complete the separation of flaky materials and granular materials. After the separation is completed, the injection molding machine can be used for production, which will reduce the working efficiency of the injection molding machine. Utility Model Content

[0004] The purpose of the utility model is to provide a material filtering device for an injection molding machine to solve the problems raised in the above background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a material filtering device for an injection molding machine, comprising:

[0006] A material transfer box, the top of which is fixedly and interlacedly connected with a conveying auger;

[0007] A circular through hole is provided on the top of the material transfer box, and a filter assembly is provided above the circular through hole;

[0008] The filter assembly includes a filter cartridge, a motor box is provided inside the filter cartridge, a servo motor is fixedly installed inside the motor box, an output end of the servo motor passes through the top of the inner wall of the motor box and is transmission-connected to a rotating rod, an assembly sleeve is provided on the outer wall of the rotating rod, a separation cylinder is provided on the top of the assembly sleeve, and a cylinder cover is provided above the separation cylinder.

[0009] Preferably, the filter cartridge is fixedly connected to the top of the material transfer box, and the separation cartridge is fixedly connected to the top of the assembly sleeve.

[0010] Preferably, a supporting plate is fixedly connected to the bottom of the motor box, and the supporting plate is fixedly connected to the inside of the circular through hole.

[0011] Preferably, two drainage strips are provided below the separation cylinder, and the two drainage strips are symmetrically fixedly connected to two sides of the assembly sleeve.

[0012] Preferably, the outer wall of the filter cartridge is symmetrically fixedly connected with fixed blocks, an L-shaped rotating block is rotatably connected between the two fixed blocks, and the L-shaped rotating block is fixedly connected to the outer wall of the cartridge cover.

[0013] Preferably, a locking bolt is provided on the top of the cartridge cover, a locking hole is opened on the top of the filter cartridge, and the bottom end of the locking bolt passes through the top of the cartridge cover and is threadedly connected to the inner wall of the locking hole.

[0014] Preferably, a rectangular observation hole is provided on the top of the material transfer box, and an observation glass is fixedly connected to the inner wall of the rectangular observation hole.

[0015] Technical effects and advantages of the utility model:

[0016] (1) The utility model utilizes the arrangement of a material feeding box, a conveying auger and a filtering assembly. Through the cooperation among the material feeding box, the conveying auger, the filtering cylinder, the servo motor and the separation cylinder, the filtering and screening work of the material and the feeding work of the injection molding machine can be completed synchronously, thereby improving the working efficiency of the injection molding machine;

[0017] (2) The utility model utilizes the arrangement of a cylinder cover, two fixed blocks, an L-shaped rotating block and a locking bolt. Through the cooperation among the cylinder cover, two fixed blocks, the L-shaped rotating block and the locking bolt, the separation of the assembly sleeve and the rotating rod can be limited when the separation cylinder rotates, thereby improving the practicality of the filtering device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0019] Figure 2 This is a front sectional structural diagram of the filter cartridge of the utility model.

[0020] Figure 3 For this utility model Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0021] Figure 4 It is a schematic diagram of the side sectional structure of the filter cartridge of the utility model.

[0022] In the figure: 1. material transfer box; 2. conveying auger; 3. filter assembly; 301. filter cartridge; 302. motor box; 303. servo motor; 304. rotating rod; 305. assembly sleeve; 306. separation cartridge; 307. cartridge cover; 308. supporting plate; 309. drainage strip; 310. fixing block; 311. L-shaped rotating block; 312. locking bolt; 4. observation glass. DETAILED DESCRIPTION

[0023] 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.

[0024] The utility model provides Figure 1-4 The material filtering device of an injection molding machine shown in the figure comprises a material passing box 1, a conveying auger 2 is fixedly inserted and connected to the top of the material passing box 1, a feeding port of the conveying auger 2 is located inside the material passing box 1, a circular through hole is opened on the top of the material passing box 1, a filter assembly 3 is arranged above the circular through hole, the filter assembly 3 is used to filter out granular materials in the sheet material, a rectangular observation hole is opened on the top of the material passing box 1, an observation glass 4 is fixedly connected to the inner wall of the rectangular observation hole, and the observation glass 4 is convenient for the staff to observe the situation inside the material passing box 1;

[0025] The filter assembly 3 includes a filter cartridge 301, which is fixedly connected to the top of the feed box 1. A motor box 302 is provided inside the filter cartridge 301. The motor box 302 is used to install a servo motor 303. A support plate 308 is fixedly connected to the bottom of the motor box 302. The support plate 308 supports the motor box 302. The support plate 308 is fixedly connected to the inside of the circular through hole. The servo motor 303 is fixedly installed inside the motor box 302. When the external switch of the servo motor 303 is turned on, the servo motor 303 will rotate through the rotating rod 304 and the assembly The sleeve 305 drives the separation cylinder 306 to rotate, so that the granular materials are thrown out of the separation cylinder 306 to complete the filtering and screening work. The output end of the servo motor 303 passes through the top of the inner wall of the motor box 302 and is connected to the rotating rod 304. The rotating rod 304 and the output shaft of the servo motor 303 are perpendicular to each other. The outer wall of the rotating rod 304 is sleeved with an assembly sleeve 305. The top of the assembly sleeve 305 is provided with a separation cylinder 306. The aperture of the separation cylinder 306 is greater than 10MM. The separation cylinder 306 is fixedly connected to the top of the assembly sleeve 305. The bottom of the separation cylinder 306 is provided Two drainage strips 309 are used to prevent granular materials from accumulating on the motor box 302 and the support plate 308. The two drainage strips 309 are symmetrically fixedly connected to the two sides of the assembly sleeve 305. A cylinder cover 307 is provided above the separation cylinder 306. The cylinder cover 307 is used to close the filter cylinder 301 and also to prevent the assembly sleeve 305 from separating from the rotating rod 304 during the rotation of the separation cylinder 306. The outer wall of the filter cylinder 301 is symmetrically fixedly connected with a fixed block 310. An L-shaped rotating block 311 is rotatably connected between the two fixed blocks 310. The cylinder cover 307 is used to seal the filter cylinder 301 and prevent the assembly sleeve 305 from separating from the rotating rod 304 during the rotation of the separation cylinder 306. The filter cartridge 301 is rotated away by two fixing blocks 310 and an L-shaped rotating block 311. The L-shaped rotating block 311 is fixedly connected to the outer wall of the cartridge cover 307. A locking bolt 312 is provided on the top of the cartridge cover 307. The locking bolt 312 and the locking hole are used for positioning between the cartridge cover 307 and the filter cartridge 301. A locking hole is provided on the top of the filter cartridge 301. The bottom end of the locking bolt 312 passes through the top of the cartridge cover 307 and is threadedly connected to the inner wall of the locking hole. An auxiliary rod can be installed on the outer wall of the locking bolt 312 to facilitate the staff to apply a steering force to the locking bolt 312.

[0026] Working principle of this utility model:

[0027] When the flaky materials and granular materials are mixed together, firstly, a counterclockwise turning force is applied to the locking bolt 312. When the locking bolt 312 is separated from the locking hole, the cylinder cover 307 is rotated away from the filter cylinder 301 through the L-shaped rotating block 311 and the two fixing blocks 310, and then the mixed flaky materials and granular materials are poured into the separation cylinder 306. After the flaky materials and granular materials enter the separation cylinder 306, the cylinder cover 307 is re-installed on the filter cylinder 301 and the positioning work between the cylinder cover 307 and the filter cylinder 301 is completed through the locking bolt 312, and then the servo motors are turned on in sequence. 303 and the external switch of the conveying auger 2, the servo motor 303 will drive the separation cylinder 306 to rotate through the rotating rod 304 and the assembly sleeve 305, and the rotating separation cylinder 306 will throw the granular material out of the separation cylinder 306, thereby completing the separation of the granular material and the flaky material, and then the granular material will enter the feeding box 1, and the granular material entering the feeding box 1 will move along the inclined surface of the feeding box 1 to the conveying auger 2, and then the conveying auger 2 will send the granular material in the feeding box 1 into the injection molding machine, and simultaneously complete the filtering and screening of the materials and the feeding of the injection molding machine, thereby improving the working efficiency of the injection molding machine.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A material filtering device for an injection molding machine, comprising: A material transfer box (1), the top of which is fixedly and interlacedly connected with a conveying auger (2); The feature is that a circular through hole is provided on the top of the material transfer box (1), and a filter assembly (3) is provided above the circular through hole; The filter assembly (3) comprises a filter cartridge (301), a motor box (302) is provided inside the filter cartridge (301), a servo motor (303) is fixedly installed inside the motor box (302), an output end of the servo motor (303) passes through the top of the inner wall of the motor box (302) and is drivingly connected to a rotating rod (304), an assembly sleeve (305) is sleeved on the outer wall of the rotating rod (304), a separation cylinder (306) is provided on the top of the assembly sleeve (305), and a cylinder cover (307) is provided above the separation cylinder (306).

2. The material filtering device for an injection molding machine according to claim 1, characterized in that: The filter cartridge (301) is fixedly connected to the top of the material transfer box (1), and the separation cartridge (306) is fixedly connected to the top of the assembly sleeve (305).

3. The material filtering device for an injection molding machine according to claim 1, characterized in that: A supporting plate (308) is fixedly connected to the bottom of the motor box (302), and the supporting plate (308) is fixedly connected to the inside of the circular through hole.

4. The material filtering device for an injection molding machine according to claim 1, characterized in that: Two drainage strips (309) are provided below the separation cylinder (306), and the two drainage strips (309) are symmetrically fixedly connected to two sides of the assembly sleeve (305).

5. The material filtering device for an injection molding machine according to claim 1, characterized in that: The outer wall of the filter cartridge (301) is symmetrically fixedly connected with fixed blocks (310), and an L-shaped rotating block (311) is rotatably connected between the two fixed blocks (310), and the L-shaped rotating block (311) is fixedly connected to the outer wall of the cartridge cover (307).

6. The material filtering device for an injection molding machine according to claim 1, characterized in that: A locking bolt (312) is provided at the top of the cartridge cover (307), a locking hole is opened at the top of the filter cartridge (301), and the bottom end of the locking bolt (312) passes through the top of the cartridge cover (307) and is threadedly connected to the inner wall of the locking hole.

7. The material filtering device for an injection molding machine according to claim 1, characterized in that: A rectangular observation hole is provided on the top of the material transfer box (1), and an observation glass (4) is fixedly connected to the inner wall of the rectangular observation hole.

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