Feeding mechanism of precoated sand mixing tank

Abstract

The utility model discloses a feeding mechanism of a precoated sand mixing tank, relates to the technical field of feeding mechanism structures, and aims to solve the problem that the mixing and processing efficiency of precoated sand is influenced due to the fact that the precoated sand is inconvenient to feed when the precoated sand is processed by the existing precoated sand mixing tank. A feeding hopper is arranged at the upper end of the filter box, limiting sliding blocks are arranged at one ends of the two opposite inner walls of the filter box, a mounting frame is mounted in the filter box, a fixing plate is mounted at one end of the mounting frame, a filter screen is mounted in the mounting frame, and a conveying pipeline is mounted on one side of the filter box. And a rotating shaft is installed in the conveying pipeline, a transmission device base is installed on the other side of the filtering box, a conveying motor is installed below the installation frame, and a discharging base is arranged below one end of the conveying pipeline.

Description

Technical Field

[0001] The utility model relates to the technical field of the structure of a feeding mechanism, in particular to a feeding mechanism for a coated sand mixing tank. Background Technique

[0002] Coated sand is a new type of coated sand product with excellent high-temperature performance and casting performance. Cast steel coated sand has the characteristics of high strength, good fluidity, fast curing speed, strong high-temperature resistance, low gas evolution, and good fluidity. It is a new material widely used in cast steel parts such as valve shells, buffer connectors, steel shafts, engineering excavators, and container corner fittings. When processing coated sand, a mixing tank is needed to mix and stir the coated sand, and by setting up a feeding mechanism, the feeding efficiency of the coated sand can be improved, thereby improving the processing efficiency of the coated sand.

[0003] After retrieval, the authorized publication number is CN213763903U, which discloses a high-efficiency coated sand mixer, including a mixing tank. A feeding box, a storage box, and a connecting box are fixedly connected to the mixing tank. A first rotating rod is rotatably connected inside the feeding box. A spiral conveyor blade is fixedly connected to the first rotating rod. A first feeding pipe is fixedly connected to the bottom of the feeding box. A partition is fixedly connected inside the storage box. A second rotating rod is rotatably connected inside the partition. Leakage holes are opened in the partition. A baffle is fixedly connected to the second rotating rod. A second feeding pipe is fixedly connected to the bottom of the storage box. The first feeding pipe and the second feeding pipe both penetrate through the top of the mixing tank and extend into the mixing tank. The beneficial effects are: the sand material and the resin are fully mixed together, the stirring time is reduced, and the production efficiency of the coated sand is improved.

[0004] However, when the existing coated sand mixing tank processes coated sand, it is not convenient to feed the coated sand, which will affect the mixing and processing efficiency of the coated sand. Therefore, there is an urgent need for a feeding mechanism for a coated sand mixing tank in the market to solve these problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a feeding mechanism for a coated sand mixing tank to solve the problem that when the existing coated sand mixing tank processes coated sand, it is not convenient to feed the coated sand, which will affect the mixing and processing efficiency of the coated sand as mentioned in the above background technique.

[0006] To achieve the above object, the utility model provides the following technical solution: a feeding mechanism of a coated sand mixing tank, which includes a filtering box. An inlet hopper is arranged at the upper end of the filtering box. One ends of two opposite inner walls of the filtering box are provided with limiting sliders. An installation frame is installed inside the filtering box. One end of the installation frame is installed with a fixing plate. A filter screen is installed inside the installation frame. A conveying pipeline is installed on one side of the filtering box. A rotating shaft is installed inside the conveying pipeline. A transmission device seat is installed on the other side of the filtering box. A conveying motor is installed below the installation frame. A blanking seat is arranged below one end of the conveying pipeline.

[0007] Preferably, the inlet hopper and the filtering box are of an integral structure.

[0008] Preferably, the limiting sliders and the filtering box are of an integral structure. Limiting sliding grooves corresponding to the limiting sliders are arranged inside two opposite inner walls of the installation frame. The limiting sliders are located inside the limiting sliding grooves. The filter screen is welded to the installation frame.

[0009] Preferably, the fixing plate and the installation frame are of an integral structure. A handle is arranged at the front end of the fixing plate. The fixing plate and the filtering box are fixedly connected by fixing screws. There are six fixing screws. One ends of the fixing screws pass through the fixing plate and extend into the filtering box.

[0010] Preferably, conveying blades are arranged around the outer wall of the rotating shaft. The conveying blades and the rotating shaft are of an integral structure.

[0011] Preferably, a driven wheel is arranged at one end of the transmission device seat. A driving wheel is arranged at one end of the conveying motor. The driving wheel and the driven wheel are fixedly connected by a transmission chain. A protective housing is installed outside the transmission chain.

[0012] Preferably, the blanking seat is welded to the conveying pipeline. A connecting flange seat is arranged at the lower end of the blanking seat. The connecting flange seat and the blanking seat are of an integral structure.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The feeding mechanism of this kind of coated sand mixing tank adds coated sand from the feeding hopper into the interior of the filtering box, enabling the coated sand to pass through the filter screen arranged inside the mounting frame to filter out larger particulate matters inside the coated sand, thus avoiding the influence of larger particulate matters on the mixing and processing effect of the coated sand. The filtered coated sand enters the interior of the conveying pipeline. By turning on the conveying motor, the driving wheel rotates. Through the driving wheel, the transmission chain drives the driven wheel to rotate. Through the driven wheel, the rotating shaft rotates. In this way, the conveying blades can convey and feed the coated sand, enabling the coated sand to enter the coated sand mixing tank from the discharging seat, thus facilitating the mixing and processing of the coated sand.

[0015] 2. For the feeding mechanism of this kind of coated sand mixing tank, by loosening the fixing screws, it is convenient to pull the handle, which enables the convenient removal of the mounting frame, facilitating the cleaning of the larger filtered particulate matters and preventing the filter screen from being blocked, thereby affecting the filtering effect of the filter screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall front view of the present utility model;

[0017] Figure 2 is the overall cross-sectional view of the present utility model;

[0018] Figure 3 is of the present utility model Figure 2 partial enlarged view of Area A;

[0019] Figure 4 is of the present utility model Figure 2 partial enlarged view of Area B.

[0020] In the figure: 1, filtering box; 101, limiting slider; 2, feeding hopper; 3, fixing plate; 301, handle; 4, mounting frame; 401, limiting chute; 5, filter screen; 6, fixing screw; 7, conveying pipeline; 8, rotating shaft; 801, conveying blade; 9, transmission device seat; 901, driven wheel; 10, conveying motor; 11, driving wheel; 12, transmission chain; 13, protective housing; 14, discharging seat; 1401, connecting flange seat. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0022] Please refer to Figures 1-4, an embodiment provided by the present utility model: a feeding mechanism of a coated sand mixing tank, including a filter box 1, an inlet hopper 2 is arranged at the upper end of the filter box 1, a limiting slider 101 is arranged at one end of two opposite inner walls of the filter box 1, a mounting frame 4 is installed inside the filter box 1, a fixing plate 3 is installed at one end of the mounting frame 4, a filter screen 5 is installed inside the mounting frame 4, a conveying pipeline 7 is installed on one side of the filter box 1, a rotating shaft 8 is installed inside the conveying pipeline 7, a transmission device seat 9 is installed on the other side of the filter box 1, a conveying motor 10 is installed below the mounting frame 4, and a blanking seat 14 is arranged below one end of the conveying pipeline 7. It should be noted that, in order to save space and highlight the innovative elements of this patent, such as the working principle and process of how to convey and feed the coated sand specifically, and the working principle and process of how the conveying motor rotates the rotating shaft through the transmission chain, will not be elaborated in this patent.

[0023] During use, the coated sand is added into the interior of the filter box 1 from the inlet hopper 2, and the coated sand is filtered by the filter screen 5 arranged inside the mounting frame 4 to filter out larger particles inside the coated sand, so as to avoid the influence of larger particles on the mixing and processing effect of the coated sand. The filtered coated sand enters the interior of the conveying pipeline 7. By turning on the conveying motor 10, the driving wheel 11 rotates. Through the driving wheel 11, the transmission chain 12 drives the driven wheel 901 to rotate. Through the driven wheel 901, the rotating shaft 8 rotates. In this way, the conveying blade 801 can convey and feed the coated sand, and the coated sand enters the coated sand mixing tank from the blanking seat 14.

[0024] Please refer to Figure 2 and Figure 3 , the inlet hopper 2 and the filter box 1 are of an integral structure, the limiting slider 101 and the filter box 1 are of an integral structure. Limiting sliding grooves 401 corresponding to the limiting slider 101 are arranged inside both opposite inner walls of the mounting frame 4. The limiting slider 101 is located inside the limiting sliding groove 401. The filter screen 5 is welded to the mounting frame 4, which can make the structure between the inlet hopper 2 and the filter box 1 more firm, and can make the structure between the limiting slider 101 and the filter box 1 more firm. By setting the corresponding limiting slider 101 and limiting sliding groove 401, the mounting frame 4 can be limited to move along the direction of the limiting slider 101, and can make the structure between the filter screen 5 and the mounting frame 4 more firm. By installing the filter screen 5, larger particles inside the coated sand can be filtered, so as to avoid the influence of larger particles on the mixing and processing effect of the coated sand.

[0025] Please refer to Figure 1 and Figure 2, the fixing plate 3 and the mounting bracket 4 are of an integral structure. A handle 301 is provided at the front end of the fixing plate 3. The fixing plate 3 and the filter box 1 are fixedly connected by fixing screws 6. There are six fixing screws 6. One end of the fixing screw 6 passes through the fixing plate 3 and extends into the interior of the filter box 1, which can make the structure between the fixing plate 3 and the mounting bracket 4 more firm. The fixing plate 3 and the filter box 1 can be conveniently installed and fixed by the installed fixing screws 6.

[0026] Please refer to Figure 2 and Figure 4 , conveying blades 801 are arranged around the outer wall of the rotating shaft 8. The conveying blades 801 and the rotating shaft 8 are of an integral structure. A driven wheel 901 is provided at one end of the transmission device seat 9. A driving wheel 11 is provided at one end of the conveying motor 10. The driving wheel 11 and the driven wheel 901 are connected and fixed by a transmission chain 12. A protective housing 13 is installed outside the transmission chain 12, which can make the structure between the conveying blades 801 and the rotating shaft 8 more firm. The conveyed sand can be conveyed by the arranged conveying blades 801.

[0027] Please refer to Figure 1 and Figure 2 , the blanking seat 14 is welded to the conveying pipe 7. A connecting flange seat 1401 is provided at the lower end of the blanking seat 14. The connecting flange seat 1401 and the blanking seat 14 are of an integral structure, which can facilitate the installation of the blanking seat 14 and the conveying pipe 7. The conveyed sand can be conveniently blanked through the arranged blanking seat 14. The blanking seat 14 can be conveniently connected and fixed through the arranged connecting flange seat 1401, so that the conveyed sand can be conveniently loaded.

[0028] Working principle: During use, the conveyed sand is added into the interior of the filter box 1 from the feed hopper 2, and the conveyed sand passes through the filter screen 5 arranged inside the mounting bracket 4 to filter the larger particles inside the conveyed sand, thus avoiding the influence of larger particles on the mixing and processing effect of the conveyed sand. The filtered conveyed sand enters the interior of the conveying pipe 7. By turning on the conveying motor 10, the driving wheel 11 rotates. The driving wheel 11 drives the driven wheel 901 to rotate through the transmission chain 12. The rotating shaft 8 rotates through the driven wheel 901. In this way, the conveyed sand can be conveyed and loaded through the conveying blades 801, and the conveyed sand enters the conveyed sand mixing tank from the blanking seat 14, so as to conveniently mix and process the conveyed sand.

[0029] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-mentioned exemplary embodiments, and the present utility model can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claims involved.

Claims

1. A feeding mechanism for a coated sand mixing tank, comprising a filter box (1), characterized in that: The upper end of the filter box (1) is provided with a feed hopper (2). One end of the two opposite inner walls of the filter box (1) is provided with a limit slider (101). An installation frame (4) is installed inside the filter box (1). One end of the installation frame (4) is installed with a fixed plate (3). A filter net (5) is installed inside the installation frame (4). One side of the filter box (1) is installed with a conveying pipeline (7). A rotating shaft (8) is installed inside the conveying pipeline (7). The other side of the filter box (1) is installed with a transmission device seat (9). A conveying motor (10) is installed below the installation frame (4). A blanking seat (14) is arranged below one end of the conveying pipeline (7).

2. The feeding mechanism of a coated sand mixing tank according to claim 1, characterized in that: The feed hopper (2) and the filter box (1) are of an integral structure.

3. The feeding mechanism of a coated sand mixing tank according to claim 2, characterized in that: The limit slider (101) and the filter box (1) are of an integral structure. Limit sliding grooves (401) corresponding to the limit slider (101) are arranged inside the two opposite inner walls of the installation frame (4). The limit slider (101) is located inside the limit sliding groove (401). The filter net (5) is welded to the installation frame (4).

4. The feeding mechanism of a coated sand mixing tank according to claim 3, characterized in that: The fixed plate (3) and the installation frame (4) are of an integral structure. A handle (301) is arranged at the front end of the fixed plate (3). The fixed plate (3) and the filter box (1) are fixedly connected by fixing screws (6). There are six fixing screws (6). One end of the fixing screw (6) passes through the fixed plate (3) and extends into the interior of the filter box (1).

5. The feeding mechanism of a coated sand mixing tank according to claim 4, characterized in that: Conveying blades (801) are arranged around the outer wall of the rotating shaft (8). The conveying blades (801) and the rotating shaft (8) are of an integral structure.

6. The feeding mechanism of a coated sand mixing tank according to claim 5, characterized in that: One end of the transmission device seat (9) is provided with a driven wheel (901). One end of the conveying motor (10) is provided with a driving wheel (11). The driving wheel (11) and the driven wheel (901) are connected and fixed by a transmission chain (12). A protective housing (13) is installed outside the transmission chain (12).

7. The feeding mechanism of a coated sand mixing tank according to claim 6, characterized in that: The blanking seat (14) is welded to the conveying pipeline (7). A connecting flange seat (1401) is arranged at the lower end of the blanking seat (14). The connecting flange seat (1401) and the blanking seat (14) are of an integral structure.

Images