Inclined uniform sand mixer

Abstract

The utility model relates to the technical field of machinery and casting, and discloses an inclined type uniform sand mixer which comprises an inclined type machine base and a sand mixing cylinder, the sand mixing cylinder is fixedly installed at the top of the inclined type machine base, switch plugging pieces are arranged on the two sides of the sand mixing cylinder, and a triangular rotating column is rotationally connected to the center of the inner side of the sand mixing cylinder. According to the sand mixing device, the driving motor is operated to drive the triangular rotating column, the outer stirring piece and the inner stirring scraping plate can be stably driven to rotate stably, sand in the sand mixing cylinder is subjected to sand casting and sand mixing operation, the whole sand mixing device is inclined, the material overturning and mixing effects on bottom mixed materials can be achieved, and the material mixing quality and efficiency are high; and the outer stirring pieces and the inner stirring scrapers are uniformly distributed and mounted, and the inner wall cleaning effect is achieved when the outer sides of the outer stirring pieces are connected with the inner wall of the sand mixing cylinder, so that the device can uniformly and efficiently mix the sand, the mixing quality is high, the self-cleaning capability is excellent, and subsequent sand mixing is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of machinery and casting, in particular to an inclined uniform sand mixer. Background Art

[0002] With the development of modern industry, sand mixers are indispensable equipment in foundry, metallurgy, chemical industry and other industries, and their performance requirements are also increasing. Sand mixers are equipment that evenly mix the components in the molding sand and effectively coat the coagulant on the surface of the sand particles. Sand mixers can be divided into: roller sand mixers with rolling and rubbing functions as the main function; blade sand mixers with mixing functions as the main function; countercurrent or rotor sand mixers with both rubbing and mixing functions; and pendulum sand mixers with both rolling and mixing functions according to the sand mixing process characteristics.

[0003] The traditional sand mixer has a rigid structure and a single function. It only mixes the resin sand simply. During use, it is generally difficult to fully mix the sand with the curing agent and the resin sand binder. The drum is usually placed horizontally, and the sand at the bottom is prone to accumulation, resulting in poor mixing quality, insufficient mixing efficiency and uniformity, which affects the efficiency and quality of sand mixing. In addition, residues are prone to occur in the drum after mixing, which makes it difficult to clean later. The sand mixer's self-cleaning ability is relatively insufficient, which affects subsequent production sand mixing operations. For this reason, we propose an inclined uniform sand mixer to solve the above problems. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides an inclined uniform sand mixer with an inclined drum structure, which can mix sand evenly and efficiently, has the advantages of high mixing quality, excellent self-cleaning ability, and convenient subsequent sand mixing. It solves the problems of existing sand mixing that sand is easily accumulated at the bottom, the uniform mixing effect is poor, the mixing quality is insufficient, and the self-cleaning ability is not good enough, which affects subsequent production.

[0005] In order to achieve the above-mentioned purpose of having an inclined drum structure, being able to mix sand materials uniformly and efficiently, having high mixing quality, excellent self-cleaning ability, and convenient subsequent sand mixing, the utility model provides the following technical solutions: an inclined uniform sand mixer, comprising an inclined machine base and a sand mixing drum, wherein the sand mixing drum is fixedly mounted on the top of the inclined machine base;

[0006] Both sides of the sand mixing cylinder are provided with switch blocking parts, the center of the inner side of the sand mixing cylinder is rotatably connected with a triangular rotating column, the three surfaces of the outer side of the triangular rotating column are installed with external stirring pieces, the triangular parts of the triangular rotating column are provided with internal stirring scrapers, the bottom of the triangular rotating column extends out of the sand mixing cylinder, the inclined machine base is provided with a driving motor, and the bottom ends of the triangular rotating column and the driving motor are both drivingly connected with a transmission mechanism;

[0007] Among them, a sand inlet hopper is provided on the upper side of the inclined machine base, a sand outlet is provided on the lower side of the inclined machine base, the two switch blocking parts correspond to the sand inlet hopper and the sand outlet respectively, and the outer edge of the external stirring part matches the inner wall of the sand mixing cylinder.

[0008] Preferably, the top of the inclined machine base is arranged in an inclined manner, the sand mixing cylinder is inclined and matched with the top of the inclined machine base, and the triangular rotating column and the driving motor are both inclined and matched with the position of the sand mixing cylinder.

[0009] Preferably, the switch blocking member comprises a telescopic cylinder and a closing plate, wherein the closing plate is arranged at the output end of the telescopic cylinder, one end of the closing plate is hinged to the outside of the sand mixing cylinder, and the two closing plates correspond to the sand inlet and the sand outlet respectively.

[0010] Preferably, the triangular rotating column includes a rotating axis column and a triangular mounting frame, the rotating axis column is rotatably connected to the center of the inner side of the sand mixing cylinder, the bottom of the rotating axis column extends out of the sand mixing cylinder and is connected to the transmission mechanism, the triangular mounting frame is installed on the top of the rotating axis column, and the outer stirring member and the inner stirring scraper are evenly installed on the triangular mounting frame.

[0011] Preferably, the number of the external stirring members and the internal stirring scrapers is not less than three groups, the external stirring members are evenly installed on the three sides of the triangular mounting frame, the internal stirring scrapers are evenly installed at the triangle of the triangular mounting frame, the external stirring members and the internal stirring scrapers are evenly distributed with the rotating axis column as the axis, and the edge of the external stirring member is in contact with the inner wall of the sand mixing drum.

[0012] Preferably, the three inner stirring scrapers are distributed in a triangular shape with the triangular rotating column as the axis, the scrapers of the three outer stirring members are distributed in a windmill shape with the triangular rotating column as the axis, and the scrapers of the outer stirring member are arranged in an arc shape.

[0013] Preferably, the transmission mechanism comprises a transmission disc and a transmission belt, the two transmission discs are respectively connected to the driving motor and the bottom end of the triangular rotating column, and the transmission belt is transmission-connected to the two transmission discs.

[0014] Preferably, the inclined machine base is formed by splicing and assembling a plurality of square steel pipes, the sand mixing cylinder is a steel cylinder, and the positions of the sand inlet hopper and the sand outlet are corresponding.

[0015] Compared with the prior art, the utility model provides an inclined uniform sand mixer, which has the following beneficial effects:

[0016] 1. The inclined uniform sand mixer is provided with a sand mixing drum on the top of the inclined machine base, and the sand mixing drum is inclined. The sand inlet hopper and the sand outlet can be used for feeding and discharging respectively, and the switch sealing member plays the role of switch sealing. The driving motor is operated and cooperated with the transmission mechanism to stably transmit and drive the triangular rotating column, which can stably drive the outer stirring member and the inner stirring scraper to rotate stably, and the sand material inside the sand mixing drum is turned over and mixed. The overall shape is inclined, which can play the role of turning over and mixing the bottom mixing material. The outer stirring member and the inner stirring scraper are evenly distributed and installed, which further improves the mixing efficiency. The mixing quality and efficiency are relatively high, so that the device has an inclined drum structure, which can mix the sand material evenly and efficiently, and the mixing quality is high.

[0017] 2. The inclined uniform sand mixer is evenly distributed with the external stirring piece and the internal stirring scraper as the axis of the triangular rotating column. The internal stirring scraper can stably and evenly hang and turn the material. The external stirring piece is in contact with the inner wall of the sand mixing cylinder. In the process of rotating, scraping and turning the material, it assists in cleaning the inner wall. There is no need for subsequent cleaning. It has excellent self-cleaning ability and good practicality, which makes the device excellent in self-cleaning ability and convenient for subsequent sand mixing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view of the structure of the utility model;

[0019] Figure 2 It is a side cross-sectional schematic diagram of the structure of the utility model;

[0020] Figure 3 This is a front view cross-sectional schematic diagram of the structure of the utility model;

[0021] Figure 4 It is a schematic top view of the structure of the utility model.

[0022] In the figure: 1. inclined machine base; 2. sand mixing cylinder; 3. switch blocking member; 31. telescopic cylinder; 32. closing plate; 4. triangular rotating column; 41. rotating axis column; 42. triangular mounting frame; 5. external stirring member; 6. internal stirring scraper; 7. driving motor; 8. transmission mechanism; 81. transmission disc; 82. transmission belt; 9. sand inlet hopper; 10. sand outlet. 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] See also Figure 1-Figure 4, an inclined uniform sand mixer, comprising an inclined machine base 1 and a sand mixing cylinder 2, wherein the sand mixing cylinder 2 is fixedly mounted on the top of the inclined machine base 1;

[0025] Switch blocking parts 3 are provided on both sides of the sand mixing cylinder 2. A triangular rotating column 4 is rotatably connected to the center of the inner side of the sand mixing cylinder 2. External stirring parts 5 are installed on the three outer sides of the triangular rotating column 4. Internal stirring scrapers 6 are provided at the triangular parts of the triangular rotating column 4. The sand mixing cylinder 2 is extended from the bottom of the triangular rotating column 4. A driving motor 7 is provided on the inclined machine base 1. A transmission mechanism 8 is transmission-connected to the bottom ends of the triangular rotating column 4 and the driving motor 7.

[0026] A sand inlet hopper 9 is provided on the upper side of the inclined machine base 1, a sand outlet 10 is provided on the lower side of the inclined machine base 1, two switch blocking members 3 correspond to the sand inlet hopper 9 and the sand outlet 10 respectively, and the outer edge of the outer stirring member 5 matches the inner wall of the sand mixing cylinder 2;

[0027] The beneficial effects to be expressed by this scheme are as follows: by setting the sand mixing drum 2 to be inclined, the sand inlet hopper 9 and the sand outlet 10 can be used for feeding and discharging respectively, the switch sealing member 3 plays a switch sealing role, the driving motor 7 is operated, and the transmission mechanism 8 can stably transmit and drive the triangular rotating column 4, which can stably drive the outer stirring member 5 and the inner stirring scraper 6 to rotate stably, and the sand material inside the sand mixing drum 2 is turned over and mixed. The overall shape is inclined, which can play a role in turning over and mixing the bottom mixing material, and the mixing quality and efficiency are high. The outer stirring member 5 and the inner stirring scraper 6 are evenly distributed and installed, which further improves the mixing efficiency. The outer side of the outer stirring member 5 is connected to the inner wall of the sand mixing drum 2, which has an inner wall cleaning effect when rotating to scrape and turn over the material, so that the device has an inclined drum structure, which can mix the sand material evenly and efficiently, with high mixing quality and excellent self-cleaning ability, and convenient subsequent sand mixing.

[0028] Furthermore, the top of the inclined machine base 1 is inclined, the sand mixing cylinder 2 is inclined and matched with the top of the inclined machine base 1, and the triangular rotating column 4 and the driving motor 7 are both inclined and matched with the position of the sand mixing cylinder 2;

[0029] By arranging the top of the inclined machine base 1 to be inclined and the sand mixing drum 2 to be inclined, the sand mixing drum 2, the triangular rotating column 4, the outer stirring member 5 and the inner stirring scraper 6 are all inclined and correspond to each other, so that the sand material is mixed evenly and stably with high mixing quality.

[0030] Furthermore, the switch blocking member 3 includes a telescopic cylinder 31 and a closing plate 32. The closing plate 32 is arranged at the output end of the telescopic cylinder 31. One end of the closing plate 32 is hinged to the outside of the sand mixing cylinder 2. The two closing plates 32 correspond to the sand inlet hopper 9 and the sand outlet 10 respectively.

[0031] By setting the switch blocking member 3 including the telescopic cylinder 31 and the closing plate 32, the telescopic cylinder 31 can have a telescopic effect after operation, and can push the closing plate 32 to close the switch, so that the closing plate 32 corresponding to the sand inlet hopper 9 and the sand outlet 10 can stably open and close, which has good practicality.

[0032] Furthermore, the triangular rotating column 4 includes a rotating shaft column 41 and a triangular mounting frame 42. The rotating shaft column 41 is rotatably connected to the center of the inner side of the sand mixing cylinder 2. The bottom of the rotating shaft column 41 extends out of the sand mixing cylinder 2 and is connected to the transmission mechanism 8. The triangular mounting frame 42 is installed on the top of the rotating shaft column 41. The outer stirring member 5 and the inner stirring scraper 6 are evenly installed on the triangular mounting frame 42.

[0033] By setting up a triangular rotating column 4 including a rotating axis column 41 and a triangular mounting frame 42, the rotating axis column 41 can rotate stably, the rotating axis column 41 is driven by the driving motor 7 and the transmission mechanism 8, and the outer stirring element 5 and the inner stirring scraper 6 are evenly installed on the triangular mounting frame 42, which can stably perform mixing operations. When the rotating axis column 41 rotates, the triangular mounting frame 42 can drive the outer stirring element 5 and the inner stirring scraper 6, and the mixing is stable.

[0034] Further, the number of the outer stirring members 5 and the inner stirring scrapers 6 is not less than three groups, the outer stirring members 5 are evenly mounted on three sides of the triangular mounting frame 42, the inner stirring scrapers 6 are evenly mounted on the triangular parts of the triangular mounting frame 42, the outer stirring members 5 and the inner stirring scrapers 6 are evenly distributed with the rotating shaft column 41 as the axis, and the edge of the outer stirring member 5 contacts the inner wall of the sand mixing cylinder 2;

[0035] By arranging the number of the outer stirring members 5 and the inner stirring scrapers 6 to be no less than three groups, they can be stably and evenly distributed, so that the sand mixing during mixing is more uniform and the mixing is stable.

[0036] Furthermore, the three inner stirring scrapers 6 are distributed in a triangular shape with the triangular rotating column 4 as the axis, and the scrapers of the three outer stirring members 5 are distributed in a windmill shape with the triangular rotating column 4 as the axis, and the scrapers of the outer stirring member 5 are arranged in an arc shape;

[0037] By arranging the inner stirring scraper 6 to be distributed in a triangular shape with the triangular rotating column 4 as the axis, and the scraper of the outer stirring member 5 to be arc-shaped, the three outer stirring members 5 are distributed in a windmill shape, the overall mixing is uniform and stable, the mixing effect is better, the mixing quality is high, and the adaptation effect is good.

[0038] Furthermore, the transmission mechanism 8 includes a transmission disc 81 and a transmission belt 82. The two transmission discs 81 are connected to the driving motor 7 and the bottom end of the triangular rotating column 4 respectively, and the transmission belt 82 is transmission-connected to the two transmission discs 81.

[0039] By setting up the transmission mechanism 8 including the transmission disc 81 and the transmission belt 82, the driving motor 7 can drive the transmission belt 82 through the transmission disc 81, and then one transmission disc 81 drives another transmission disc 81, so that the triangular rotating column 4 can rotate stably, the force is uniform and stable, and the mixing effect is good.

[0040] Furthermore, the inclined machine base 1 is composed of a plurality of square steel pipes spliced ​​together, the sand mixing cylinder 2 is a steel cylinder, and the positions of the sand inlet hopper 9 and the sand outlet 10 correspond to each other;

[0041] The inclined machine base 1 is composed of a plurality of square steel pipes, which is easy to manufacture and has a low production cost. The sand mixing cylinder 2 is a steel cylinder, which has stable force, strong tolerance and good practicality. The positions of the sand inlet hopper 9 and the sand outlet 10 correspond to each other, so that the material can be easily fed in and discharged, and the production operation is more convenient.

[0042] It should be noted that the various devices in this application are common devices in the market, and can be selected according to specific needs during specific use. The circuit connection relationship of each device belongs to a simple series and parallel connection circuit. There is no innovation in the circuit connection. Those skilled in the art can easily implement it. It belongs to the existing technology and will not be elaborated.

[0043] Working principle: a sand mixing cylinder 2 is arranged on the top of the inclined machine base 1, and the sand mixing cylinder 2 is arranged in an inclined manner. A sand inlet hopper 9 is arranged on the upper side of the sand mixing cylinder 2, and a sand outlet 10 is arranged on the lower side. Sand can be freely introduced into the sand mixing cylinder 2 from the sand inlet hopper 9 and discharged from the sand mixing cylinder 2 from the sand outlet 10. Two switch plugging parts 3 are correspondingly distributed on the sand inlet hopper 9 and the sand outlet 10, and the sand inlet hopper 9 and the sand outlet 10 can be freely switched on and off for feeding and discharging of the sand;

[0044] The driving motor 7 is operated, and the transmission mechanism 8 is cooperated to stably drive the triangular rotating column 4. When the triangular rotating column 4 rotates, the outer stirring member 5 and the inner stirring scraper 6 can both stably rotate, and the sand material inside the sand mixing cylinder 2 can be stably turned over and mixed. Since the sand mixing cylinder 2, the triangular rotating column 4, the outer stirring member 5 and the inner stirring scraper 6 are all inclined and correspond to each other, the sand material is mixed evenly and stably, and the mixing quality is high;

[0045] The outer stirring piece 5 and the inner stirring scraper 6 are evenly distributed with the triangular rotating column 4 as the axis. The inner stirring scraper 6 can stably and evenly hang and flip the material. The outer stirring piece 5 contacts the inner wall of the sand mixing cylinder 2. In the process of rotating, scraping and flipping the material, it assists in cleaning the inner wall. There is no need for subsequent cleaning. It has excellent self-cleaning ability and good practicality. The device has an inclined drum structure, which can mix the sand material evenly and efficiently. The mixing quality is high and the self-cleaning ability is excellent. The subsequent sand mixing is convenient, which solves the problem that the existing sand mixing is easy to accumulate at the bottom, the uniform mixing effect is poor, the mixing quality is insufficient, and the self-cleaning ability is not good enough, which affects the subsequent production.

[0046] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0047] Although 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 of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An inclined uniform sand mixer, comprising an inclined machine base (1) and a sand mixing cylinder (2), characterized in that: The sand mixing cylinder (2) is fixedly mounted on the top of the inclined machine base (1); Both sides of the sand mixing cylinder (2) are provided with switch blocking members (3); a triangular rotating column (4) is rotatably connected to the center of the inner side of the sand mixing cylinder (2); three outer surfaces of the triangular rotating column (4) are equipped with external stirring members (5); the triangular parts of the triangular rotating column (4) are provided with internal stirring scrapers (6); the bottom of the triangular rotating column (4) extends out of the sand mixing cylinder (2); a driving motor (7) is provided on the inclined machine base (1); and a transmission mechanism (8) is drivingly connected to the bottom ends of the triangular rotating column (4) and the driving motor (7); A sand inlet hopper (9) is provided above the side of the inclined machine base (1), a sand outlet (10) is provided below the side of the inclined machine base (1), the two switch blocking members (3) correspond to the sand inlet hopper (9) and the sand outlet (10) respectively, and the outer edge of the external stirring member (5) matches the inner wall of the sand mixing cylinder (2).

2. The inclined uniform sand mixer according to claim 1, characterized in that: The top of the inclined machine base (1) is arranged in an inclined manner, the sand mixing cylinder (2) is inclined and matched with the top of the inclined machine base (1), and the triangular rotating column (4) and the driving motor (7) are both inclined and matched with the position of the sand mixing cylinder (2).

3. The inclined uniform sand mixer according to claim 1, characterized in that: The switch blocking member (3) comprises a telescopic cylinder (31) and a closing plate (32), wherein the closing plate (32) is arranged at the output end of the telescopic cylinder (31), one end of the closing plate (32) is hinged to the outside of the sand mixing cylinder (2), and the two closing plates (32) correspond to the sand inlet hopper (9) and the sand outlet (10), respectively.

4. The inclined uniform sand mixer according to claim 1, characterized in that: The triangular rotating column (4) comprises a rotating shaft column (41) and a triangular mounting frame (42); the rotating shaft column (41) is rotatably connected to the center of the inner side of the sand mixing cylinder (2); the bottom of the rotating shaft column (41) extends out of the sand mixing cylinder (2) and is connected to the transmission mechanism (8); the triangular mounting frame (42) is mounted on the top of the rotating shaft column (41); and the outer stirring member (5) and the inner stirring scraper (6) are evenly mounted on the triangular mounting frame (42).

5. The inclined uniform sand mixer according to claim 4, characterized in that: The number of the external stirring members (5) and the internal stirring scrapers (6) is not less than three groups. The external stirring members (5) are evenly mounted on three sides of the triangular mounting frame (42), and the internal stirring scrapers (6) are evenly mounted on the triangular parts of the triangular mounting frame (42). The external stirring members (5) and the internal stirring scrapers (6) are evenly distributed with the rotating shaft column (41) as the axis, and the edges of the external stirring members (5) are in contact with the inner wall of the sand mixing cylinder (2).

6. The inclined uniform sand mixer according to claim 1, characterized in that: The three inner stirring scrapers (6) are distributed in a triangular shape with the triangular rotating column (4) as the axis, the scrapers of the three outer stirring members (5) are distributed in a windmill shape with the triangular rotating column (4) as the axis, and the scrapers of the outer stirring members (5) are arranged in an arc shape.

7. The inclined uniform sand mixer according to claim 1, characterized in that: The transmission mechanism (8) comprises a transmission disc (81) and a transmission belt (82); the two transmission discs (81) are respectively connected to the driving motor (7) and the bottom end of the triangular rotating column (4); and the transmission belt (82) is transmission-connected to the two transmission discs (81).

8. The inclined uniform sand mixer according to claim 1, characterized in that: The inclined machine base (1) is formed by splicing and assembling a plurality of square steel pipes, the sand mixing cylinder (2) is a steel cylinder, and the positions of the sand inlet hopper (9) and the sand outlet (10) correspond to each other.

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