Automatic weighing and discharging device of powder conveying trolley

Abstract

The utility model provides an automatic weighing and discharging device of a powder conveying trolley, which relates to the technical field of refractory brick production, and comprises a conveying trolley and a weighing trough, a transition blanking channel is arranged at the upper part in an upper carriage, the weighing trough is arranged in the upper carriage below the transition blanking channel, and the weighing trough is rotatably mounted with the upper carriage through a rotating shaft. The rotating shaft is driven by a driving mechanism, a weighing sensor is arranged in the weighing trough, a weighing plate is arranged on the weighing sensor, a feeding port is formed in the top of the upper compartment, a scraping mechanism is installed on the feeding port, and the scraping mechanism comprises a first scraping plate, a second scraping plate, a first driving frame and a second driving frame; the weighing trough is arranged in the upper compartment, powder entering the weighing trough can be weighed through the weighing sensor and the weighing plate, and after weighing is qualified, the powder in the weighing trough is overturned and poured into the lower hopper to be discharged by controlling the rotating shaft to rotate.

Description

TECHNICAL FIELD

[0001] The utility model relates to refractory brick production technical field especially powder material material conveying trolley automatic weighing and discharging device. BACKGROUND

[0002] Cement kiln is the core equipment in cement production, and refractory brick is the key material to ensure the normal operation of cement kiln. The refractory bricks in the cement kiln are mainly used to build kiln lining, withstand high temperature and chemical corrosion, and ensure the continuity and efficiency of cement production.

[0003] In the firing process of the refractory bricks for cement kiln, the powder material needs to be transported by the transfer trolley, and the refractory brick raw materials need to be continuously transported and dosed. The powder material is easy to stick to the inner wall of the transfer trolley. Since the discharging process is unattended, if there is material sticking on the inner wall of the transfer trolley, the weight of each batch of dosing will not be accurate, causing the dosing ratio of the refractory brick raw materials to be inaccurate. Therefore, the utility model provides a powder material material conveying trolley automatic weighing and discharging device to solve the problems in the prior art. SUMMARY

[0004] To solve the above problems, the utility model provides a powder material material conveying trolley automatic weighing and discharging device. A weighing material tank is arranged in the upper compartment. The powder material entering the weighing material tank can be weighed by the weighing sensor and the weighing plate. After the weighing is qualified, the powder material in the weighing material tank can be turned over and discharged into the lower hopper by controlling the rotation of the shaft.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] The powder material material conveying trolley automatic weighing and discharging device comprises a material conveying trolley and a weighing material tank. The material conveying trolley comprises a movable frame, an upper compartment and a lower hopper. The movable frame is internally provided with the lower hopper. The lower hopper is provided with the upper compartment above. The upper compartment is in communication with the lower hopper. The upper compartment is internally provided with a transition discharging passage above. The upper compartment is internally provided with the weighing material tank below the transition discharging passage. The weighing material tank is rotatably installed with the upper compartment through a shaft. The shaft is driven by a driving mechanism. The weighing material tank is internally provided with a weighing sensor. The weighing sensor is provided with a weighing plate above. The upper compartment is provided with an inlet on the top. The inlet is provided with a scraping mechanism. The scraping mechanism comprises a first scraping plate, a second scraping plate, a first driving frame and a second driving frame. The inlet is provided with the first driving frame on the left and right sides. The first driving frame is provided with the first scraping plate. The inlet is provided with the second driving frame on the front and rear sides. The second driving frame is provided with the second scraping plate.

[0007] Further improvement lies in that the inner side wall of the lower end of the transition blanking channel is a circular arc transition edge, and the width of the transition blanking channel is smaller than the width of the weighing material tank.

[0008] Further improvement lies in that the driving mechanism comprises a motor, a first bevel gear and a second bevel gear, the motor is arranged on the outer wall of the upper carriage, the output end of the motor is provided with the first bevel gear, the end of the rotating shaft penetrating out of the side wall of the upper carriage is provided with the second bevel gear, and the second bevel gear is engaged with the first bevel gear.

[0009] Further improvement lies in that the first driving frame and the second driving frame are structurally identical, and each comprises a mounting plate, a moving groove and a lifting cylinder, the mounting plate is connected with the feeding port, the mounting plate is provided with the moving groove, the lifting cylinder is slidably arranged in the moving groove, and the first scraping plate and the second scraping plate are arranged at the output end of the lifting cylinder.

[0010] Further improvement lies in that the first scraping plate and the second scraping plate are structurally identical, and each comprises a connecting strip and a triangular scraping strip, the connecting strip is connected with the output end of the lifting cylinder, and the bottom of the connecting strip is provided with the triangular scraping strip.

[0011] Further improvement lies in that the bottom of the lower hopper is provided with a discharging port, the two sides of the movable frame are provided with clamping blocks, and the inner side wall of the clamping block abuts against the outer wall of the upper carriage.

[0012] The upper carriage is provided with the weighing material tank, the powder in the weighing material tank can be weighed through the weighing sensor and the weighing plate, the powder in the weighing material tank can be turned over and discharged into the lower hopper after being weighed, the powder on the inner wall of the transition blanking channel and the weighing material tank can be scraped through the scraping mechanism, the problems of incomplete discharge and inaccurate weighing caused by residual powder are avoided, and the powder conveying trolley can effectively improve the powder feeding efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a main view of the structure of the utility model;

[0014] Figure 2 It is a side view of the weighing material tank installation structure of the utility model;

[0015] Figure 3 It is a three-dimensional view of the first scraping plate and the second scraping plate of the utility model;

[0016] Figure 4 It is a three-dimensional view of the first driving frame and the second driving frame of the utility model;

[0017] Figure 5It is the first scraping material plate structure three-dimensional schematic view of the utility model.

[0018] Figure 6 It is the second scraping material plate structure three-dimensional schematic view of the utility model.

[0019] Wherein: 1, the weighing material groove;2, the moving frame;3, the upper carriage;4, the lower hopper;5, the transition unloading channel;6, the rotating shaft;7, the weighing sensor;8, the weighing plate;9, the feed inlet;10, the first scraping material plate;11, the second scraping material plate;12, the first drive frame;13, the second drive frame;14, the motor;15, the first bevel gear;16, the second bevel gear;17, the mounting plate;18, the moving groove;19, the lifting cylinder;20, the connecting strip;21, the triangular scraper;22, the discharge port;23, the clamping block. Specific implementation

[0020] In order to deepen the understanding of the utility model, the utility model will be further described in the following combined with examples, and the present embodiment is only used to explain the utility model, and does not constitute the limitation of the protection scope of the utility model.

[0021] According to Figures 1-6 As shown in the figure, the present embodiment proposes a powder material conveying trolley automatic weighing and discharging device, which comprises a conveying trolley and a weighing material groove 1, the conveying trolley comprises a moving frame 2, an upper carriage 3 and a lower hopper 4, the moving frame 2 is internally provided with the lower hopper 4, the upper carriage 3 is provided above the lower hopper 4, the upper carriage 3 is in communication with the lower hopper 4, the upper carriage 3 is internally provided with a transition unloading channel 5 above, the transition unloading channel 5 can prevent the powder from being impacted and overflowing from the feed inlet 9 after the powder falls too fast, the upper carriage 3 is internally provided with the weighing material groove 1 below the transition unloading channel 5, the weighing material groove 1 is rotatably installed with the upper carriage 3 through a rotating shaft 6, the rotating shaft 6 is driven through a driving mechanism, the weighing material groove 1 is internally provided with a weighing sensor 7, the weighing sensor 7 is provided with a weighing plate 8, the upper carriage 3 is provided with a feed inlet 9 on the top, the feed inlet 9 is provided with a scraping mechanism, the scraping mechanism comprises a first scraping material plate 10, a second scraping material plate 11, a first drive frame 12 and a second drive frame 13, the feed inlet 9 is provided with the first drive frame 12 on the left and right sides, the first drive frame 12 is provided with the first scraping material plate 10, the feed inlet 9 is provided with the second drive frame 13 on the front and rear sides, and the second drive frame 13 is provided with the second scraping material plate 11.

[0022] The automatic weighing and discharging device of the powder conveying trolley can realize full discharging of the powder in the weighing trough 1, and the powder in the transition discharging channel 5 and the weighing trough 1 can be scraped and discharged into the weighing trough 1.

[0023] The inner side wall of the lower end of the transition discharging channel 5 is a circular arc transition edge, which can ensure that the weighing trough 1 is not interfered by the transition discharging channel 5 when the weighing trough 1 is turned over, and the width of the transition discharging channel 5 is smaller than the width of the weighing trough 1, so that the powder scraped by the scraping mechanism can be fully discharged into the weighing trough 1.

[0024] The driving mechanism comprises a motor 14, a first bevel gear 15 and a second bevel gear 16, the outer wall of the upper carriage 3 is provided with the motor 14, the output end of the motor 14 is provided with the first bevel gear 15, one end of the rotating shaft 6 is provided with the second bevel gear 16 after penetrating through the side wall of the upper carriage 3, and the second bevel gear 16 is engaged with the first bevel gear 15. By starting the motor 14, the first bevel gear 15 can be driven to rotate, and then the first bevel gear 15 and the second bevel gear 16 can drive the rotating shaft 6 to rotate, and then the weighing trough 1 installed on the rotating shaft 6 can be turned over.

[0025] The first driving frame 12 and the second driving frame 13 are the same in structure and comprise a mounting plate 17, a moving groove 18 and a lifting cylinder 19, the mounting plate 17 is connected with the feeding port 9, the mounting plate 17 is provided with the moving groove 18, the lifting cylinder 19 is slidably arranged in the moving groove 18, and the first scraping plate 10 and the second scraping plate 11 are arranged at the output end of the lifting cylinder 19. Through the above arrangement, the first scraping plate 10 and the second scraping plate 11 at the lower end can scrape the inner walls of the transition discharging channel 5 and the weighing trough 1.

[0026] The first scraping plate 10 and the second scraping plate 11 are the same in structure and comprise a connecting strip 20 and a triangular scraping strip 21, the connecting strip 20 is connected with the output end of the lifting cylinder 19, and the triangular scraping strip 21 is arranged at the bottom of the connecting strip 20. The triangular scraping strip 21 can improve the scraping effect and avoid large wear on the inner walls of the transition discharging channel 5 and the weighing trough 1.

[0027] The bottom of the lower hopper 4 is provided with a discharge port 22, and the mobile frame 2 is provided with clamping blocks 23 on both sides, and the inner side wall of the clamping block 23 abuts against the outer wall of the upper compartment 3. The installation stability of the upper compartment 3 can be improved by arranging the clamping blocks 23.

[0028] The utility model discloses a weighing material groove 1 is arranged in the upper compartment 3, and the powder in the weighing material groove 1 can be weighed through the weighing sensor 7 and the weighing plate 8, and the powder in the weighing material groove 1 can be turned and poured into the lower hopper 4 for discharging after being weighed and qualified, and the utility model discloses a scraping mechanism is arranged, and the powder on the inner wall of the transition discharge channel 5 and the weighing material groove 1 can be scraped, so that the problems of incomplete discharging and inaccurate weighing caused by residual powder are avoided, and the powder conveying trolley can effectively improve the feeding efficiency.

[0029] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. An automatic weighing and discharging device for a powder material conveying trolley, characterized in that: The utility model provides a kind of material conveying trolley and weighing material tank (1), the material conveying trolley includes mobile frame (2), upper carriage (3) and lower hopper (4), the mobile frame (2) inside is equipped with lower hopper (4), the lower hopper (4) is equipped with upper carriage (3) above, the upper carriage (3) is communicated with lower hopper (4), the upper carriage (3) is equipped with transition discharge passage (5) inside above, the upper carriage (3) inside below transition discharge passage (5) is equipped with weighing material tank (1), the weighing material tank (1) is rotatably installed with upper carriage (3) by pivot (6), the pivot (6) is driven by drive mechanism, the weighing material tank (1) is equipped with load cell (7) inside, the load cell (7) is equipped with weighing plate (8) on, the upper carriage (3) top is equipped with feed inlet (9), the feed inlet (9) is equipped with installation with scraping mechanism, the scraping mechanism includes first scraping plate (10), second scraping plate (11), first drive frame (12) and second drive frame (13), the feed inlet (9) left and right sides are equipped with first drive frame (12), the first drive frame (12) is equipped with first scraping plate (10) on, the feed inlet (9) front and back sides are equipped with second drive frame (13), the second drive frame (13) is equipped with second scraping plate (11) on.

2. The automatic weighing and discharging device of the powder conveying trolley according to claim 1, characterized in that: The inner side wall of the lower end of the transition discharge passage (5) is a circular arc transition edge, and the width of the transition discharge passage (5) is less than the width of the weighing material tank (1).

3. The automatic weighing and discharging device of the powder conveying trolley according to claim 1, characterized in that: The drive mechanism includes a motor (14), a first bevel gear (15), and a second bevel gear (16). The motor (14) is provided on the outer wall of the upper carriage (3). The output end of the motor (14) is provided with the first bevel gear (15). One end of the pivot (6) penetrates through the side wall of the upper carriage (3) and is provided with the second bevel gear (16). The second bevel gear (16) is engaged with the first bevel gear (15).

4. The automatic weighing and discharging device of the powder conveying trolley according to claim 1, characterized in that: The first drive frame (12) and the second drive frame (13) are the same structure, and each includes a mounting plate (17), a moving groove (18), and a lifting cylinder (19). The mounting plate (17) is connected with the feed inlet (9). The mounting plate (17) is provided with the moving groove (18). The lifting cylinder (19) is slidably arranged in the moving groove (18). The first scraping plate (10) and the second scraping plate (11) are arranged at the output end of the lifting cylinder (19).

5. The automatic weighing and discharging device of the powder conveying trolley according to claim 4, characterized in that: The first scraping plate (10) and the second scraping plate (11) are the same structure, and each includes a connecting strip (20) and a triangular scraping strip (21). The connecting strip (20) is connected with the output end of the lifting cylinder (19). The connecting strip (20) is provided with the triangular scraping strip (21) at the bottom.

6. The automatic weighing and discharging device of the powder conveying trolley according to claim 1, characterized in that: The lower hopper (4) is provided with a discharge port (22) at the bottom. The mobile frame (2) is provided with clamping blocks (23) on both sides. The inner side wall of the clamping block (23) abuts against the outer wall of the upper carriage (3).

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