Jet mill feeding device

Abstract

The utility model discloses a jet mill feeding device, which belongs to the technical field of material conveying and comprises a conveying pipe, and a quantitative discharging component for quantitative discharging is mounted at the upper end of the conveying pipe. The quantitative discharging assembly comprises a discharging device and a driving device, the conveying pipe is connected with the discharging device and the driving device, and the discharging device is connected with the driving device; a feeding assembly for crushing blocks is mounted on the conveying pipe; a material conveying assembly for conveying materials is mounted on the material conveying pipe; a supporting device used for supporting and fixing is installed on the material conveying pipe. According to the mode, the materials are sequentially and quantitatively discharged into the jet mill, so that the situation that the materials flow into the device one by one to cause uneven grinding is avoided, and meanwhile, different grinding efficiencies can be controlled by controlling the running speed of the air cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of material conveying, in particular to a jet mill feeding device. Background Art

[0002] The air flow mill uses high-pressure gas to transport the material to be processed to the grinding area of ​​the grinding tool, and the ground material can be quickly transported out of the device through the gas.

[0003] For example, Chinese utility model patent CN214359094U discloses a novel automatic feeding control device for an air jet mill, wherein a feeding valve is provided at the bottom of the raw material bin, and the feeding valve is arranged directly above the conveyor, and a feeding port is provided at the front end of the ball mill, and the feeding port is arranged directly below the conveyor.

[0004] However, it still has the following disadvantages: the materials transported into the device may contain large-particle crystalline substances, and the transportation of large-particle crystalline substances into the device may cause the airflow to be unable to blow the materials.

[0005] Based on this, the utility model designs a jet mill feeding device to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a jet mill feeding device.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A jet mill feeding device comprises a feeding pipe, wherein a quantitative discharging assembly for quantitative discharging is installed at the upper end of the feeding pipe;

[0009] The quantitative discharging assembly comprises a discharging device and a driving device, the feeding pipe is connected with the discharging device and the driving device, and the discharging device is connected with the driving device;

[0010] The feeding pipe is provided with a feeding assembly for crushing the blocks;

[0011] The conveying pipe is provided with a conveying assembly for conveying materials;

[0012] A supporting device for supporting and fixing is installed on the material conveying pipe.

[0013] Furthermore, the discharging device includes a pipeline, a discharge pipe, a storage tank, a second baffle, a cover, a connecting block, a fixed block and a rotating shaft. The right side of the lower end of the feeding pipe is fixedly connected to the discharge pipe, the lower end of the discharge pipe is fixedly connected to the pipeline, the inner walls of the front and rear sides of the lower end of the pipe are fixedly connected to the second baffle, the driving device is connected to a pair of storage tanks, the lower ends of the opposite sides of the storage tanks are fixedly connected to connecting blocks, the lower ends of the connecting blocks are rotatably connected to the rotating shaft on the opposite sides, the outer walls of the rotating shaft are fixedly connected to the fixed blocks, the opposite ends of the fixed blocks are fixedly connected to the covers, and the covers are in contact with the second baffle.

[0014] Furthermore, the pipeline is connected to a driving device.

[0015] Furthermore, the driving device includes a support plate, a cylinder, a slide rail, a skateboard and a slot hole. The support plate is fixedly connected to the left side of the lower end of the feed pipe, the cylinder is fixedly connected to the lower end of the support plate, the slide rails are fixedly connected to the upper sides of the front and rear ends of the pipe, the skateboard is slidably connected in the slide rails, the left end of the skateboard is fixedly connected to the output end of the cylinder, a pair of slot holes are opened on the skateboard, and a pair of storage tanks are fixedly connected to the lower end of the skateboard, and the storage tanks are connected to the slot holes one by one.

[0016] Furthermore, the lids are in contact with the storage tanks alternately, so that the storage tanks discharge the materials stored therein in sequence.

[0017] Furthermore, the feed assembly includes a feed funnel, a baffle, a grinding roller, a feed port and a motor. A feed port is opened on the left side of the upper end of the feed pipe, a feed funnel is fixedly connected to the left side of the upper end of the feed pipe, the lower end of the feed funnel is connected to the feed pipe through the feed port, a motor is fixedly connected to the upper side of the front end of the feed funnel, a grinding roller is fixedly connected to the output end of the motor, grinding rollers are rotatably connected to the inner walls of the front and rear sides of the feed funnel, and a baffle is fixedly connected to the inner wall of the right end of the feed funnel.

[0018] Furthermore, the feeding assembly includes a feeding auger and motor 2, the left end of the feeding pipe is fixedly connected to motor 2, the output end of motor 2 is fixedly connected to the feeding auger, and the inner walls of the left and right ends of the feeding pipe are rotatably connected to the feeding auger.

[0019] Furthermore, the supporting device includes a supporting column and an anti-sliding block, the left side of the lower end of the feeding pipe is fixedly connected with the supporting column, and the lower end of the supporting column is fixedly connected with the anti-sliding block.

[0020] The utility model has the following technical effects:

[0021] The material in the material storage tank is discharged through the discharge pipe of the discharge device of the quantitative discharging assembly. When the material storage tank is full, the cylinder on the support plate of the driving device is started, and the slide plate is driven to slide in the slide rail on the pipeline through the output end of the cylinder, and the material storage tank is moved by the sliding of the slide rail. At this time, the cover at the lower end of one storage tank is separated from the baffle plate 2. Due to the gravity of the material, the cover is pressed to drive the fixed block and the rotating shaft to rotate on the connecting block to discharge the material from the storage tank, and the discharged material is transported to the air flow mill through the pipeline. At the same time, the cover at the lower end of the other storage tank contacts the baffle plate 2, and the cover is driven to rotate by the pressure of the baffle plate 2. The rotation of the cover drives the fixed block and the rotating shaft to rotate on the connecting block to close the cover. At this time, the material is canned into the storage tank through the discharge pipe, and the material is discharged into the air flow mill in sequence and quantitatively, so that the material will not pile up into the device to cause uneven grinding. At the same time, different grinding efficiencies can be controlled by controlling the running speed of the cylinder.

[0022] 2. In the utility model, materials are placed in the feed hopper of the feed assembly, and the materials are guided by baffle 1 to flow into the left side of the upper end of the grinding roller. At this time, the grinding roller is driven to rotate counterclockwise by starting the motor 1 on the feed hopper. The rotation of the grinding roller drives the material to be squeezed and ground with the inner wall of the feed hopper, and the larger crystal blocks of the material are squeezed and ground and flow into the feed pipe through the feed port. By squeezing and grinding the material fed into the feed hopper, it is avoided that the larger crystal blocks in the material flow into the air flow mill, resulting in the gas blown by the air flow mill being unable to blow the material up for friction. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0024] Figure 1 A three-dimensional diagram of a jet mill feeding device according to the utility model Figure 1 ;

[0025] Figure 2 It is a front view of a jet mill feeding device of the utility model;

[0026] Figure 3 It is a left view of a jet mill feeding device of the utility model;

[0027] Figure 4 For along Figure 3 AA direction cross-sectional view;

[0028] Figure 5 For along Figure 3 BB direction cross-sectional view;

[0029] Figure 6 for Figure 4 Enlarged view of point C in the middle;

[0030] Figure 7 for Figure 5 Enlarged view of point D in the middle.

[0031] The numbers in the figure represent:

[0032] 1. Feed pipe; 2. Feed assembly; 21. Feed hopper; 22. Baffle 1; 23. Grinding roller; 24. Feed port; 25. Motor 1; 3. Feed assembly; 31. Feed auger; 32. Motor 2; 4. Quantitative discharging assembly; 41. Discharging device; 42. Driving device; 411. Pipeline; 412. Discharge pipe; 413. Storage tank; 414. Baffle 2; 415. Cover; 416. Connecting block; 417. Fixed block; 418. Rotating shaft; 421. Support plate; 422. Cylinder; 423. Slide rail; 424. Slide plate; 425. Slot; 5. Support device; 51. Support column; 52. Anti-sliding block. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0034] The utility model is further described below in conjunction with embodiments.

[0035] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0036] Example 1

[0037] Please refer to the instruction manual Figure 1-7 , a jet mill feeding device, comprising a feeding pipe 1;

[0038] The upper end of the feed pipe 1 is provided with a quantitative discharging component 4 for quantitative discharging;

[0039] The quantitative discharging assembly 4 includes a discharging device 41 and a driving device 42, the feeding pipe 1 is connected to the discharging device 41 and the driving device 42, and the discharging device 41 is connected to the driving device 42;

[0040] The discharging device 41 includes a pipeline 411, a discharge pipe 412, a storage tank 413, a baffle plate 414, a cover 415, a connecting block 416, a fixed block 417 and a rotating shaft 418. The right side of the lower end of the feeding pipe 1 is fixedly connected to the discharge pipe 412, the lower end of the discharge pipe 412 is fixedly connected to the pipeline 411, the pipeline 411 is connected to the driving device 42, the inner walls of the front and rear sides of the lower end of the pipeline 411 are fixedly connected to the baffle plate 414, the driving device 42 is connected to a pair of storage tanks 413, the lower ends of the storage tanks 413 on the opposite sides are fixedly connected to the connecting blocks 416, the lower ends of the connecting blocks 416 on the opposite sides are rotatably connected to the rotating shaft 418, the outer walls of the rotating shaft 418 are fixedly connected to the fixing blocks 417, the opposite ends of the fixing blocks 417 are fixedly connected to the cover 415, and the cover 415 is in contact with the baffle plate 414;

[0041] The driving device 42 includes a support plate 421, a cylinder 422, a slide rail 423, a slide plate 424 and a slot 425. The support plate 421 is fixedly connected to the left side of the lower end of the feeding pipe 1, and the cylinder 422 is fixedly connected to the lower end of the support plate 421. The upper sides of the front and rear ends of the pipeline 411 are fixedly connected to the slide rail 423, and the slide plate 424 is slidably connected in the slide rail 423. The left end of the slide plate 424 is fixedly connected to the output end of the cylinder 422. A pair of slots 425 are opened on the slide plate 424, and a pair of storage tanks 413 are fixedly connected to the lower end of the slide plate 424. The storage tanks 413 are connected to the slots 425 in a one-to-one correspondence;

[0042] Preferably, the lid 415 contacts the storage tank 413 alternately, so that the storage tank 413 discharges the material stored therein in sequence;

[0043] In the embodiment of the utility model, when the device starts to discharge materials, the materials are discharged into the storage tank 413 through the discharge pipe 412 of the discharge device 41 of the quantitative discharge assembly 4. When the storage tank 413 is full, the cylinder 422 on the support plate 421 of the driving device 42 is started, and the slide plate 424 is driven to slide in the slide rail 423 on the pipe 411 through the output end of the cylinder 422. The storage tank 413 is driven to move through the sliding of the slide rail 423. At this time, the cover 415 at the lower end of the storage tank 413 is separated from the baffle plate 414. Due to the gravity of the material, the cover 415 is pressed to drive the fixed block 417 and the rotating shaft 418 to rotate on the connecting block 416. The material is discharged from the storage tank 413, and the discharged material is transported to the air flow mill through the pipe 411. At the same time, the cover 415 at the lower end of the other storage tank 413 contacts the baffle 414, and the pressure of the baffle 414 drives the cover 415 to rotate. The rotation of the cover 415 drives the fixed block 417 and the rotating shaft 418 to rotate on the connecting block 416 to close the cover 415. At this time, the material is canned into the storage tank 413 through the discharge pipe 412. The material is discharged into the air flow mill in sequence and in a quantitative manner, so that the material will not pile up into the device and cause uneven grinding. At the same time, different grinding efficiencies can be controlled by controlling the running speed of the cylinder 422.

[0044] The feeding pipe 1 is provided with a feeding assembly 2 for crushing the block;

[0045] The feeding assembly 2 includes a feeding hopper 21, a baffle 22, a grinding roller 23, a feeding port 24 and a motor 25. The feeding port 24 is opened on the left side of the upper end of the feeding pipe 1, and the feeding funnel 21 is fixedly connected to the left side of the upper end of the feeding pipe 1. The lower end of the feeding funnel 21 is connected to the feeding pipe 1 through the feeding port 24. The upper side of the front end of the feeding funnel 21 is fixedly connected to the motor 25, and the output end of the motor 25 is fixedly connected to the grinding roller 23. The inner walls of the front and rear sides of the feeding funnel 21 are rotatably connected to the grinding roller 23, and the inner wall of the right end of the feeding funnel 21 is fixedly connected to the baffle 22;

[0046] In the embodiment of the utility model, when the device starts to convey materials, the material is placed in the feed hopper 21 of the feed assembly 2, and the material is guided by the baffle 22 to flow into the upper left side of the grinding roller 23. At this time, the motor 25 on the feed hopper 21 is started to drive the grinding roller 23 to rotate counterclockwise. The rotation of the grinding roller 23 drives the material to be squeezed and ground with the inner wall of the feed hopper 21, and the larger crystal blocks of the material are squeezed and ground and flow into the conveying pipe 1 through the feed port 24. By squeezing and grinding the material fed into the feed hopper 21, it is avoided that the larger crystal blocks in the material flow into the air flow mill, resulting in the gas blown by the air flow mill being unable to blow the material up for friction.

[0047] The material conveying pipe 1 is provided with a material conveying component 3 for conveying materials;

[0048] The feeding assembly 3 includes a feeding auger 31 and a second motor 32. The left end of the feeding pipe 1 is fixedly connected to the second motor 32, the output end of the second motor 32 is fixedly connected to the feeding auger 31, and the inner walls of the left and right ends of the feeding pipe 1 are rotatably connected to the feeding auger 31;

[0049] In the embodiment of the utility model, when the device starts to convey materials, the output end of the motor 2 32 of the conveying assembly 3 drives the conveying auger 31 to rotate, and the material at the left end is conveyed to the right end through the rotation of the conveying auger 31, so that the material can be smoothly conveyed into the air flow mill;

[0050] The feed pipe 1 is provided with a supporting device 5 for supporting and fixing;

[0051] The support device 5 includes a support column 51 and an anti-sliding block 52. The left side of the lower end of the feeding pipe 1 is fixedly connected to the support column 51, and the lower end of the support column 51 is fixedly connected to the anti-sliding block 52.

[0052] In the embodiment of the utility model, when the device begins to be installed, the feed pipe 1 is supported by the support column 51 of the support device 5, and the contact area between the support column 51 and the ground is increased by the anti-sliding block 52 to improve the stability of the device. By supporting the device, the device is prevented from being hit and tipped over.

[0053] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A jet mill feeding device, comprising a feed pipe (1), characterized in that: A quantitative discharging component (4) for quantitative discharging is installed at the upper end of the material delivery pipe (1); The quantitative discharging assembly (4) comprises a discharging device (41) and a driving device (42), the feeding pipe (1) is connected to the discharging device (41) and the driving device (42), and the discharging device (41) is connected to the driving device (42); The feed pipe (1) is provided with a feed assembly (2) for crushing the block; The material conveying pipe (1) is provided with a material conveying component (3) for conveying materials; The material conveying pipe (1) is provided with a supporting device (5) for supporting and fixing.

2. The jet mill feeding device according to claim 1, characterized in that: The discharging device (41) comprises a pipeline (411), a discharge pipe (412), a storage tank (413), a second baffle plate (414), a cover (415), a connecting block (416), a fixing block (417) and a rotating shaft (418); the right side of the lower end of the feeding pipe (1) is fixedly connected to the discharge pipe (412); the lower end of the discharge pipe (412) is fixedly connected to the pipeline (411); the inner walls of the front and rear sides of the lower end of the pipeline (411) are fixedly connected to the second baffle plate (414). 14), the driving device (42) is connected to a pair of material storage tanks (413), the lower ends of the material storage tanks (413) facing each other are fixedly connected with connecting blocks (416), the lower ends of the connecting blocks (416) facing each other are rotatably connected with rotating shafts (418), the outer walls of the rotating shafts (418) are fixedly connected with fixing blocks (417), the opposite ends of the fixing blocks (417) are fixedly connected with covers (415), and the covers (415) are in contact with the second baffle (414).

3. The jet mill feeding device according to claim 2, characterized in that: The pipeline (411) is connected to the driving device (42).

4. The jet mill feeding device according to claim 3, characterized in that: The driving device (42) comprises a support plate (421), a cylinder (422), a slide rail (423), a slide plate (424) and a slot hole (425); the support plate (421) is fixedly connected to the left side of the lower end of the material conveying pipe (1); the cylinder (422) is fixedly connected to the lower end of the support plate (421); the slide rail (423) is fixedly connected to the upper sides of both front and rear ends of the pipeline (411); the slide plate (424) is slidably connected inside the slide rail (423); the left end of the slide plate (424) is fixedly connected to the output end of the cylinder (422); a pair of slot holes (425) are formed on the slide plate (424); a pair of material storage tanks (413) are fixedly connected to the lower end of the slide plate (424); the material storage tanks (413) are connected to the slot holes (425) in a one-to-one correspondence.

5. The jet mill feeding device according to claim 4, characterized in that: The lid (415) contacts the material storage tank (413) alternately, so that the material storage tank (413) discharges the material stored therein in sequence.

6. The jet mill feeding device according to claim 5, characterized in that: The feeding assembly (2) comprises a feeding hopper (21), a baffle plate (22), a grinding roller (23), a feeding port (24) and a motor (25); a feeding port (24) is provided on the left side of the upper end of the feeding pipe (1); a feeding hopper (21) is fixedly connected to the left side of the upper end of the feeding pipe (1); a lower end of the feeding hopper (21) is connected to the feeding pipe (1) through the feeding port (24); a motor (25) is fixedly connected to the upper side of the front end of the feeding funnel (21); a grinding roller (23) is fixedly connected to the output end of the motor (25); the grinding roller (23) is rotatably connected to the inner walls of the front and rear sides of the feeding funnel (21); and a baffle plate (22) is fixedly connected to the inner wall of the right end of the feeding funnel (21).

7. The jet mill feeding device according to claim 6, characterized in that: The material conveying assembly (3) comprises a material conveying auger (31) and a second motor (32); the left end of the material conveying pipe (1) is fixedly connected to the second motor (32); the output end of the second motor (32) is fixedly connected to the material conveying auger (31); and the inner walls of the left and right ends of the material conveying pipe (1) are rotatably connected to the material conveying auger (31).

8. The jet mill feeding device according to claim 7, characterized in that: The support device (5) comprises a support column (51) and an anti-sliding block (52); the support column (51) is fixedly connected to the left side of the lower end of the material conveying pipe (1); and the anti-sliding block (52) is fixedly connected to the lower end of the support column (51).

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