Molten aluminum impurity filtering device for casting aluminum alloy

Abstract

The utility model discloses an aluminum alloy casting molten aluminum impurity filtering device which comprises a filtering box, a feeding bin is arranged on the upper surface of the filtering box, a sliding groove is formed in the inner surface of the filtering box, a filter screen frame is connected to the inner surface of the sliding groove in a sliding mode, and a filter screen is fixedly connected to the inner surface of the filter screen frame. And the front surface of the filter screen frame is fixedly connected with a baffle plate. Molten aluminum impurities on the upper surface of the filter screen are scraped through a motor, a lead screw, a sliding block, a steel brush plate and a guide rod, shutdown caused by blockage of the filter screen by the molten aluminum impurities is avoided, so that the working efficiency and the product quality are improved, meanwhile, the steel brush plate can be rapidly replaced through a threaded column and a fixing nut, the practicability is improved, and the practicability is high. The filter screen frame and the filter screen can be conveniently and integrally disassembled through a baffle, a fixed seat, a bolt, a limiting block, a spring, a pull ball and a connecting block, so that the filter screen frame and the filter screen can be conveniently cleaned and replaced, and the practicability of the whole device is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum alloys, in particular to an aluminum liquid impurity filtering device for aluminum alloy smelting and casting. Background Art

[0002] Aluminum alloy is a lightweight, high-strength, corrosion-resistant metal material widely used in construction, transportation, aerospace and other fields. Its main component is aluminum, and its performance is improved by adding other elements such as copper, manganese, silicon, magnesium, etc. However, the aluminum liquid needs to be filtered during casting, so an aluminum liquid impurity filtering device is needed.

[0003] However, the existing aluminum liquid impurity filtering device still has certain defects, for example: the filter screen is not cleaned during the filtering process, which will lead to excessive accumulation of impurities, causing the filter screen to be blocked, affecting the filtering efficiency, allowing impurities to enter the melt, and affecting the quality of the final product. After searching, it was found that the technical solution provided by the utility model with application number CN202121500026.4 also has the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide an aluminum liquid impurity filtering device for aluminum alloy smelting and casting, which can scrape the aluminum liquid impurities on the surface of the filter screen through a motor, a screw, a slider, a steel brush plate, and a guide rod to avoid the aluminum liquid impurities clogging the filter screen and causing shutdown, thereby improving work efficiency and product quality. At the same time, the steel brush plate can be quickly replaced through a threaded column and a fixing nut to improve practicality, and the filter frame and the filter screen as a whole can be easily dismantled through a baffle, a fixing seat, a latch, a limit block, a spring, a pull ball, and a connecting block, so as to facilitate cleaning and replacement thereof, further improving the practicality of the entire device.

[0005] The utility model also provides an aluminum liquid impurity filtering device for aluminum alloy smelting and casting, comprising:

[0006] A filter box, wherein a feed bin is provided on the upper surface of the filter box, a slide groove is provided on the inner surface of the filter box, a filter frame is slidably connected to the inner surface of the slide groove, a filter screen is fixedly connected to the inner surface of the filter frame, a baffle is fixedly connected to the front surface of the filter frame, a motor is fixedly connected to the front surface of the baffle, a lead screw is fixedly connected to the output end of the motor, a slider is threadedly connected to the outer surface of the lead screw, a threaded column is fixedly connected to the upper surface of the slider, a fixing nut is threadedly connected to the outer surface of the threaded column, a steel brush plate is slidably connected to the outer surface of the threaded column, a collecting box is slidably connected to the inner surface of the filter frame, and a guide rod is fixedly connected to the inner surface of the filter frame.

[0007] The side surface of the filter box is fixedly connected to a fixing seat, the inner surface of the fixing seat is slidably connected to a pin, the outer surface of the pin is fixedly connected to a limiting block, the outer surface of the pin is provided with a spring, the end of the pin away from the filter box is fixedly connected to a pull ball, the front surface of the filter box is provided with a socket, and the front surface of the baffle is fixedly connected to a connecting block.

[0008] According to the aluminum liquid impurity filtering device for aluminum alloy smelting and casting, the lower surface of the filter box is fixedly connected with support columns, and the number of the support columns is four and they are distributed in a rectangular array for supporting the entire device.

[0009] According to the aluminum liquid impurity filtering device for aluminum alloy smelting and casting, the upper surface of the filter screen is in contact with a steel brush plate for scraping impurities on the filter screen to prevent it from being blocked. The baffle is made of high temperature resistant glass to facilitate observation of the filtering condition.

[0010] According to the aluminum liquid impurity filtering device for aluminum alloy smelting and casting, the outer surface of the lead screw is rotatably connected to the baffle, and the outer surface of the lead screw is rotatably connected to the filter frame.

[0011] According to the aluminum liquid impurity filtering device for aluminum alloy smelting and casting, the upper surface of the sliding block is in contact with the steel brush plate, and the lower surface of the fixing nut is in contact with the steel brush plate, so that the steel brush plate can be easily replaced.

[0012] According to the aluminum liquid impurity filtering device for aluminum alloy smelting and casting, the outer surface of the connecting block is provided with a connecting hole, and the connecting hole is adapted to the plug, so as to facilitate the removal and cleaning of the entire filter.

[0013] According to the aluminum liquid impurity filtering device for aluminum alloy smelting and casting, one end of the spring is fixedly connected to the fixing seat, and the other end of the spring is fixedly connected to the limiting block.

[0014] According to the aluminum liquid impurity filtering device for aluminum alloy smelting and casting, the inner surface of the socket is adapted to the connecting block, which is convenient for installing the filter as a whole, and the motor is electrically connected to the external power supply.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a schematic diagram of the overall structure of an aluminum liquid impurity filtering device for aluminum alloy smelting and casting according to the utility model;

[0018] Figure 2 for Figure 1 The enlarged diagram of the structure at A in the middle;

[0019] Figure 3 This is a cross-sectional view of the overall structure of an aluminum liquid impurity filtering device for aluminum alloy smelting and casting according to the utility model;

[0020] Figure 4 for Figure 3 A magnified schematic diagram of the structure at point B in the middle.

[0021] Legend:

[0022] 1. Filter box; 2. Feed bin; 3. Slide; 4. Filter frame; 5. Filter; 6. Baffle; 7. Motor; 8. Screw; 9. Slider; 10. Threaded column; 11. Fixing nut; 12. Steel brush plate; 13. Fixing seat; 14. Latch; 15. Limit block; 16. Spring; 17. Pull ball; 18. Socket; 19. Connecting block; 20. Collecting box; 21. Guide rod; 22. Support column. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 The utility model embodiment is an aluminum liquid impurity filtering device for aluminum alloy smelting and casting, which includes: a filter box 1, the upper surface of the filter box 1 is provided with a feed bin 2, the inner surface of the filter box 1 is provided with a slide 3, the inner surface of the slide 3 is slidably connected with a filter frame 4, the inner surface of the filter frame 4 is fixedly connected with a filter 5, the front surface of the filter frame 4 is fixedly connected with a baffle 6, the front surface of the baffle 6 is fixedly connected with a motor 7, the output end of the motor 7 is fixedly connected with a lead screw 8, the outer surface of the lead screw 8 is threadedly connected with a slider 9, the upper surface of the slider 9 is fixedly connected with a threaded column 10, the outer surface of the threaded column 10 is threadedly connected with a fixing nut 11, the thread The outer surface of the column 10 is slidably connected to a steel brush plate 12, the inner surface of the filter box 1 is slidably connected to a collecting box 20, the inner surface of the filter frame 4 is fixedly connected to a guide rod 21, the lower surface of the filter box 1 is fixedly connected to a support column 22, the number of the support columns 22 is four and they are distributed in a rectangular array, the upper surface of the filter 5 is in contact with the steel brush plate 12, the baffle 6 is made of high temperature resistant glass, the outer surface of the lead screw 8 is rotatably connected to the baffle 6, the outer surface of the lead screw 8 is rotatably connected to the filter frame 4, the upper surface of the slider 9 is in contact with the steel brush plate 12, the lower surface of the fixing nut 11 is in contact with the steel brush plate 12, and the motor 7 is electrically connected to an external power supply.

[0025] A fixing seat 13 is fixedly connected to the side surface of the filter box 1, a latch 14 is slidably connected to the inner surface of the fixing seat 13, an outer surface of the latch 14 is fixedly connected to a limiting block 15, a spring 16 is provided on the outer surface of the latch 14, an end of the latch 14 away from the filter box 1 is fixedly connected to a pull ball 17, a socket 18 is provided on the front surface of the filter box 1, a connecting block 19 is fixedly connected to the front surface of the baffle 6, a connecting hole is provided on the outer surface of the connecting block 19, the connecting hole is matched with the latch 14, one end of the spring 16 is fixedly connected to the fixing seat 13, the other end of the spring 16 is fixedly connected to the limiting block 15, and the inner surface of the socket 18 is matched with the connecting block 19.

[0026] Working principle: Pour the aluminum liquid into the filter box 1 through the feed bin 2, and the impurities in the aluminum liquid are filtered through the filter screen 5 and then fall into the collection box 20 for collection. During the filtering process, the motor 7 is started synchronously to drive the screw 8 to drive the slider 9 and the steel brush plate 12 to move back and forth along the guide rod 21 as a whole, so as to scrape the impurities on the filter screen 5 to prevent the impurities from clogging the filter screen 5 and causing the equipment to stop. When the steel brush plate 12 needs to be replaced after long-term use, it is only necessary to unscrew the fixing nut 11 and take out the steel brush plate 12 to complete the replacement, which is simple and convenient. When it is necessary to clean the filter frame 4 and the filter screen 5 as a whole, it is only necessary to pull the pull ball 17 to drive the pin 14 to stretch outward and compress the spring 16. At the same time, the restriction of the pin 14 on the connecting block 19 can be released, and the filter frame 4 and the filter screen 5 as a whole can be pulled out along the slide groove 3 for cleaning, which is simple and convenient.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A device for filtering impurities in molten aluminum for aluminum alloy casting, characterized in that: include: A filter box (1), wherein a feed bin (2) is arranged on the upper surface of the filter box (1), a slide groove (3) is arranged on the inner surface of the filter box (1), a filter frame (4) is slidably connected to the inner surface of the slide groove (3), a filter screen (5) is fixedly connected to the inner surface of the filter screen frame (4), a baffle (6) is fixedly connected to the front surface of the filter screen frame (4), a motor (7) is fixedly connected to the front surface of the baffle (6), a lead screw (8) is fixedly connected to the output end of the motor (7), a slider (9) is threadedly connected to the outer surface of the lead screw (8), a threaded column (10) is fixedly connected to the upper surface of the slider (9), a fixing nut (11) is threadedly connected to the outer surface of the threaded column (10), a steel brush plate (12) is slidably connected to the outer surface of the threaded column (10), a collecting box (20) is slidably connected to the inner surface of the filter box (1), and a guide rod (21) is fixedly connected to the inner surface of the filter screen frame (4); The side surface of the filter box (1) is fixedly connected to a fixing seat (13), the inner surface of the fixing seat (13) is slidably connected to a latch (14), the outer surface of the latch (14) is fixedly connected to a limiting block (15), the outer surface of the latch (14) is provided with a spring (16), the end of the latch (14) away from the filter box (1) is fixedly connected to a pull ball (17), the front surface of the filter box (1) is provided with a socket (18), and the front surface of the baffle (6) is fixedly connected to a connecting block (19).

2. The aluminum liquid impurity filtering device for aluminum alloy smelting and casting according to claim 1 is characterized in that: The lower surface of the filter box (1) is fixedly connected with support columns (22), and the number of the support columns (22) is four and they are distributed in a rectangular array.

3. The aluminum liquid impurity filtering device for aluminum alloy smelting and casting according to claim 1 is characterized in that: The upper surface of the filter screen (5) is in contact with the steel brush plate (12), and the baffle plate (6) is made of high temperature resistant glass.

4. The aluminum liquid impurity filtering device for aluminum alloy smelting and casting according to claim 1 is characterized in that: The outer surface of the lead screw (8) is rotatably connected to the baffle (6), and the outer surface of the lead screw (8) is rotatably connected to the filter frame (4).

5. The aluminum liquid impurity filtering device for aluminum alloy smelting and casting according to claim 1 is characterized in that: The upper surface of the sliding block (9) is in contact with the steel brush plate (12), and the lower surface of the fixing nut (11) is in contact with the steel brush plate (12).

6. The aluminum liquid impurity filtering device for aluminum alloy smelting and casting according to claim 1 is characterized in that: The outer surface of the connection block (19) is provided with a connection hole, and the connection hole is adapted to the plug pin (14).

7. The aluminum liquid impurity filtering device for aluminum alloy smelting and casting according to claim 1 is characterized in that: One end of the spring (16) is fixedly connected to the fixing seat (13), and the other end of the spring (16) is fixedly connected to the limiting block (15).

8. The aluminum liquid impurity filtering device for aluminum alloy melting and casting according to claim 1 is characterized in that: The inner surface of the jack (18) is matched with the connection block (19), and the motor (7) is electrically connected to an external power source.

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