White corundum packaging machine with dust collection structure

Abstract

The utility model relates to the technical field of packaging machines for white corundum, in particular to a packaging machine for white corundum with a dust collection structure, a dust collection opening of the packaging machine ascends and descends along with a quantitative pipe and is closer to a packaging bag, dust collection efficiency is improved, and the packaging machine has a white corundum particle quantitative function and is good in practicability. Comprising a storage hopper and an air extractor; the output end of the storage hopper extends into the quantitative pipe, the first fixed partition plate and the second fixed partition plate are installed in a quantitative cavity of the quantitative pipe, the exhaust pipe is vertically and rotatably installed in the quantitative pipe, the upper end of the exhaust pipe is connected with an exhaust hole of the air extractor, and the lower end of the exhaust pipe is connected with an air outlet of the air extractor; the baffle, the first movable partition plate and the second movable partition plate are all installed on the outer wall of the exhaust pipe, the baffle is located on the right side of the exhaust pipe and aligned with the output end of the storage hopper, the first movable partition plate and the first fixed partition plate are concentrically stacked, and the second movable partition plate and the second fixed partition plate are concentrically stacked.

Description

Technical Field

[0001] The utility model relates to the technical field of a packaging machine for white corundum, in particular to a packaging machine for white corundum with a dust suction structure. Background Art

[0002] White corundum is a kind of artificial abrasive, with an aluminum oxide (Al2O3) content of more than 99%, and contains a small amount of iron oxide, silicon oxide and other ingredients, and is white. The product particle size is produced according to international standards and national standards, and can be processed according to the particle size required by the user. When white corundum powder is packaged, a large amount of dust will be generated, which is a great hazard to the health of the workers. The Chinese utility model patent with the prior art announcement number CN210102239U proposes a white corundum packaging machine with a dust suction structure. The packaging machine can quickly realize the covering protection of the packaging machine body, and the position setting of the dust suction port is conducive to the absorption of dust, and the dust suction fan can be controlled by opening the protective cover, which is conducive to improving the working accuracy of the dust suction fan and avoiding energy waste.

[0003] The above-mentioned prior art uses a protective cover to cover the packaging machine body and extracts dust through a dust suction fan to achieve dust removal, but its dust suction port cannot follow the protective cover to get close to the packaging machine body, resulting in a long distance between the dust suction port and the packaging machine body and low dust suction efficiency. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a dust suction port that follows the quantitative tube to rise and fall, the dust suction port is closer to the packaging bag, the dust suction efficiency is improved, the white corundum particle quantitative function is provided, and the white corundum packaging machine with dust suction structure has good practicality.

[0005] The utility model discloses a packaging machine for white corundum with a dust suction structure, comprising a storage hopper and an air extractor; the utility model also comprises a quantitative tube, a fixed partition plate 1, a fixed partition plate 2, an air extraction tube, a baffle plate, a movable partition plate 1 and a movable partition plate 2, a quantitative chamber is arranged inside the quantitative tube, a discharge port connected with the quantitative chamber is arranged on the lower end surface of the quantitative tube, an output end of the storage hopper extends into the top of the quantitative chamber of the quantitative tube, the fixed partition plate 1 and the fixed partition plate 2 are arranged in the quantitative chamber of the quantitative tube, the fixed partition plate 1 is located above the fixed partition plate 2, the fixed partition plate 1 is located below the output end of the storage hopper, a notch 1 is arranged on the left parts of the fixed partition plate 1 and the fixed partition plate 2, and the air extraction tube is arranged in the quantitative chamber of the quantitative tube for vertical rotation. In the chamber, the upper end of the exhaust pipe is connected to the exhaust hole of the exhaust fan, the baffle, the movable partition one and the movable partition two are all installed on the outer wall of the exhaust pipe, the baffle is located on the right side of the exhaust pipe and aligned with the output end of the storage hopper, the right part of the movable partition one and the left part of the movable partition two are both provided with notches two, the movable partition one is stacked concentrically with the fixed partition, and the movable partition two is stacked concentrically with the fixed partition two; when working, white corundum particles are added to the exhaust fan, the exhaust pipe is rotated to separate the baffle from the output end of the exhaust fan, the movable partition one blocks the notch one of the fixed partition one, and the white corundum particles in the exhaust fan are input into the space one located above the fixed partition one and the movable partition one in the quantitative chamber. After space one is filled, the quantitative amount of white corundum particles is realized. When the packaging bag reaches below the discharge port of the quantitative tube, the quantitative tube descends, so that the discharge port of the quantitative tube extends into the packaging bag, and the exhaust pipe is rotated again, so that the baffle blocks and closes the output end of the exhaust fan, and the movable partition plate 1 and the fixed partition plate 1 are aligned and stacked up and down, so that the gap 1 of the fixed partition plate 1 and the gap 2 of the movable partition plate 1 are aligned, and at the same time, the movable partition plate 2 covers the gap 1 of the fixed partition plate 2, so that the white corundum particles in space one are input into the quantitative chamber through the gap 1 of the fixed partition plate 1 and the gap 2 of the movable partition plate 1. The space 2 is located below the fixed partition plate 1 and the movable partition plate 1 and above the fixed partition plate 2 and the movable partition plate 2, and the exhaust pipe is rotated again. Tube, so that the movable partition plate 1 blocks the gap 1 of the fixed partition plate 1, and the movable partition plate 2 is stacked on the fixed partition plate 2, so that the gap of the fixed partition plate 2 and the gap 2 of the movable partition plate 2 are aligned and opened, so that the white corundum particles in the space 2 are input into the packaging bag through the gap 1 of the fixed partition plate 2, the gap 2 of the movable partition plate 2 and the discharge port of the quantitative tube. During the working process, the vacuum pump is started, and the vacuum pump extracts the dust generated between the lower end of the quantitative tube and the packaging bag through the vacuum pipe to achieve dust collection, and the dust collection port at the lower end of the vacuum pipe follows the rise and fall of the quantitative tube, which can be closer to the packaging bag, thereby improving the dust collection efficiency, and has the function of quantitative packaging of white corundum particles, and is practical.

[0006] Preferably, it also includes multiple exhaust holes, and the multiple exhaust holes are arranged on the outer wall of the exhaust pipe, and the multiple exhaust holes are all located in the quantitative chamber of the quantitative tube; by setting up multiple exhaust holes, the exhaust pipe can absorb the dust generated in the quantitative chamber of the quantitative tube, thereby improving the dust collection efficiency.

[0007] Preferably, it also includes a lifting component, the piston rod of the lifting component is connected to the metering tube; the piston rod of the lifting component is extended and retracted to push the metering tube to rise and fall, so that the metering tube can be lowered and extended into the packaging bag, and the metering tube is gradually raised when the white corundum particles are transported to the packaging bag, so that the lower end of the exhaust pipe maintains a certain height with the white corundum particles in the packaging bag, thereby improving the stability of the packaging process and the dust collection efficiency.

[0008] Preferably, it also includes an air collecting hood, which is concentrically sleeved on the lower part of the outer wall of the quantitative tube; when packaging, the quantitative tube descends, driving the air collecting hood to descend and buckle the packaging bag cover to avoid the diffusion of dust generated during packaging and improve the dust collection efficiency.

[0009] Preferably, it also includes a mounting plate, a threaded plate and a bolt. A vertical slot is provided on the inner wall of the quantitative tube, the mounting plate is vertically inserted in the slot, the fixed partition plate 1 and the fixed partition plate 2 are installed on the mounting plate, the threaded plate is installed on the quantitative tube, the bolt is rotatably screwed on the threaded plate, and the inner end of the bolt is in contact with the mounting plate; when it is necessary to adjust the quantity of the white corundum particles, the height of the mounting plate is adjusted, and the bolt is tightened to lock the mounting plate, and the position of the movable partition plate 1 and the movable partition plate 2 on the exhaust pipe is adjusted synchronously, thereby adjusting the size of the space 1 of the quantitative chamber located above the fixed partition plate 1 and the movable partition plate 1, thereby realizing the quantitative adjustment of the white corundum particles and improving the versatility.

[0010] Preferably, it also includes a motor, a driving gear and a driven gear. The motor is installed on the quantitative tube, the driving gear is concentrically installed on the output shaft of the motor, the driven gear is concentrically installed on the exhaust pipe, and the driven gear is meshed with the driving gear; the motor drives the driving gear to rotate, the driving gear meshes and drives the driven gear to rotate, and the driven gear drives the exhaust pipe to rotate. The technology is mature, the drive is stable and reliable, and the practicability is good.

[0011] Preferably, it also includes a lever and two contact switches, the lever is installed on the outer wall of the exhaust pipe, the two contact switches are relatively installed on both sides of the quantitative tube, the contact arms of the two contact switches are aligned with the lever, and the two contact switches are electrically connected to the controller of the motor; when the exhaust pipe rotates, so that the baffle shields the output end of the vacuum pump, the lever contacts the contact arm of one contact switch, and the contact switch sends a signal to the controller of the motor to stop the motor. When the quantitative amount of white corundum is completed, the motor reverses, so that the lever contacts the contact arm of another contact switch, and the other contact switch sends a signal to the controller of the motor to stop the motor. When the output of white corundum is completed, the motor rotates forward, thereby realizing the reciprocating intermittent rotation of the exhaust pipe, improving the degree of automation, and having good practicality.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: during the working process, the vacuum fan is started, and the vacuum fan extracts the dust generated between the lower end of the quantitative tube and the packaging bag through the vacuum pipe to achieve dust suction, and the dust suction port at the lower end of the vacuum pipe follows the rise and fall of the quantitative tube, and can be closer to the packaging bag, thereby improving the dust suction efficiency, and it has the function of quantitative packaging of white corundum particles, and has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a partial cross-sectional structural schematic diagram of the utility model;

[0014] Figure 2 It is a front sectional structural schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the axonometric structure of the utility model;

[0016] Figure 4 It is a schematic diagram of the structure of the quantitative tube when it is partially cut away;

[0017] Figure 5 It is a structural schematic diagram of the quantitative pipe when the storage hopper, the air pump, the air pump pipe, the baffle, the movable partition plate 1 and the movable partition plate 2 are removed;

[0018] Figure 6 It is a schematic diagram of the structure of the quantitative tube, fixed partition plate 1, fixed partition plate 2, exhaust pipe and other structures in the exploded state.

[0019] Markings in the attached drawings: 1. storage hopper; 2. vacuum pump; 3. metering tube; 4. fixed partition 1; 5. fixed partition 2; 6. exhaust pipe; 7. baffle; 8. moving partition 1; 9. moving partition 2; 10. lifting assembly; 11. air collecting hood; 12. mounting plate; 13. threaded plate; 14. bolt; 15. motor; 16. driving gear; 17. driven gear; 18. lever; 19. contact switch; 20. exhaust hole. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Example 1

[0022] like Figures 1 to 4As shown, a packaging machine for white corundum with a dust suction structure includes a storage hopper 1 and an exhaust fan 2; it also includes a quantitative tube 3, a fixed partition 1 4, a fixed partition 2 5, an exhaust pipe 6, a baffle 7, a movable partition 1 8 and a movable partition 2 9. A quantitative chamber is arranged inside the quantitative tube 3, and a discharge port connected to the quantitative chamber is arranged on the lower end surface of the quantitative tube 3. The output end of the storage hopper 1 extends into the top of the quantitative chamber of the quantitative tube 3, the fixed partition 1 4 and the fixed partition 2 5 are installed in the quantitative chamber of the quantitative tube 3, the fixed partition 1 4 is located above the fixed partition 2 5, and the fixed partition 1 4 is located below the output end of the storage hopper 1. A notch 1 is arranged on the left of the fixed partition 1 4 and the fixed partition 2 5. The exhaust pipe 6 is vertically rotatably installed in the quantitative chamber of the quantitative tube 3. The upper end of the air pipe 6 is connected to the air suction hole of the vacuum fan 2, and the baffle 7, the movable partition 1 8 and the movable partition 2 9 are all installed on the outer wall of the air suction pipe 6. The baffle 7 is located on the right side of the air suction pipe 6 and is aligned with the output end of the storage hopper 1. The right part of the movable partition 1 8 and the left part of the movable partition 2 9 are both provided with notches 2. The movable partition 1 8 is stacked concentrically with the fixed partition 1 4, and the movable partition 2 9 is stacked concentrically with the fixed partition 2 5; it also includes a plurality of air suction holes 20, and a plurality of air suction holes 20 are arranged on the outer wall of the air suction pipe 6, and the plurality of air suction holes 20 are all located in the quantitative chamber of the quantitative tube 3; it also includes a lifting component 10, and the piston rod of the lifting component 10 is connected to the quantitative tube 3; it also includes an air collecting hood 11, and the air collecting hood 11 is concentrically sleeved on the lower part of the outer wall of the quantitative tube 3.

[0023] When working, white corundum particles are added to the air pump 2, and the air pumping pipe 6 is rotated to separate the baffle 7 from the output end of the air pump 2, and the movable partition 8 blocks the gap of the fixed partition 4. At this time, the white corundum particles in the air pump 2 are input into the space above the fixed partition 4 and the movable partition 8 in the quantitative chamber. When the space is full, the quantitative amount of white corundum particles is achieved. When the packaging bag reaches below the discharge port of the quantitative tube 3, the quantitative tube 3 descends, so that the discharge port of the quantitative tube 3 extends into the packaging bag, and the air pumping pipe 6 is rotated again so that the baffle 7 covers the output end of the air pump 2. The baffle is closed, and the movable partition 8 is aligned and stacked with the fixed partition 4 up and down, so that the notch 1 of the fixed partition 4 is aligned with the notch 2 of the movable partition 8, and at the same time, the movable partition 29 covers the notch 1 of the fixed partition 25, so that the white corundum particles in the space 1 are input into the quantitative chamber through the notch 1 of the fixed partition 4 and the notch 2 of the movable partition 8, and the space 2 is located below the fixed partition 4 and the movable partition 8 and above the fixed partition 25 and the movable partition 29. The exhaust pipe 6 is rotated again, so that the movable partition 8 blocks the notch 1 of the fixed partition 4, and the movable partition 29 is stacked on the fixed partition 25. , so that the gap of the fixed partition plate 2 5 and the gap 2 of the movable partition plate 2 9 are aligned and opened, so that the white corundum particles in the space 2 are input into the packaging bag through the gap 1 of the fixed partition plate 2 5, the gap 2 of the movable partition plate 2 9 and the discharge port of the quantitative tube 3. During the working process, the piston rod of the lifting component 10 is extended and retracted to push the quantitative tube 3 up and down, so that the quantitative tube 3 can be lowered and extended into the packaging bag. When the white corundum particles are transported to the packaging bag, the quantitative tube 3 is gradually raised, so that the lower end of the exhaust pipe 6 maintains a certain height with the white corundum particles in the packaging bag, thereby improving the stability of the packaging process and the dust collection efficiency. The vacuum fan 2 is started, and the vacuum fan 2 extracts the dust generated between the lower end of the quantitative tube 3 and the packaging bag through the vacuum pipe 6. By setting a plurality of vacuum holes 20, the vacuum pipe 6 can vacuum the dust generated in the quantitative chamber of the quantitative tube 3 to achieve dust suction, and the suction port at the lower end of the vacuum pipe 6 follows the rise and fall of the quantitative tube 3, and can be closer to the packaging bag, thereby improving the dust suction efficiency. The quantitative tube 3 descends, driving the air collecting hood 11 to descend and buckle the packaging bag cover to avoid the diffusion of dust generated during packaging, and it has the function of quantitative packaging of white corundum particles, and is practical.

[0024] Example 2

[0025] like Figure 5 and Figure 6 As shown, on the basis of Example 1, it also includes a mounting plate 12, a threaded plate 13 and a bolt 14. A vertical slot is set on the inner wall of the quantitative tube 3, and the mounting plate 12 is vertically inserted in the slot. The fixed partition plate 1 4 and the fixed partition plate 2 5 are installed on the mounting plate 12, and the threaded plate 13 is installed on the quantitative tube 3. The bolt 14 is rotatably screwed on the threaded plate 13, and the inner end of the bolt 14 is in contact with the mounting plate 12.

[0026] When it is necessary to adjust the quantity of white corundum particles, adjust the height of the mounting plate 12, tighten the bolts 14 to lock the mounting plate 12, and simultaneously adjust the positions of the movable partition 1 8 and the movable partition 2 9 on the exhaust pipe 6, thereby adjusting the size of the space 1 in the quantitative chamber located above the fixed partition 1 4 and the movable partition 1 8, thereby realizing the quantitative adjustment of the white corundum particles and improving versatility.

[0027] Example 3

[0028] like Figures 4 to 6 As shown, on the basis of Example 1, it also includes a motor 15, a driving gear 16 and a driven gear 17, the motor 15 is installed on the quantitative tube 3, the output shaft of the motor 15 is concentrically installed with the driving gear 16, the driven gear 17 is concentrically installed on the exhaust pipe 6, and the driven gear 17 is meshed with the driving gear 16; it also includes a lever 18 and two contact switches 19, the lever 18 is installed on the outer wall of the exhaust pipe 6, the two contact switches 19 are relatively installed on both sides of the quantitative tube 3, the contact arms of the two contact switches 19 are aligned with the lever 18, and the two contact switches 19 are electrically connected to the controller of the motor 15.

[0029] The motor 15 drives the driving gear 16 to rotate, and the driving gear 16 engages to drive the driven gear 17 to rotate, and the driven gear 17 drives the exhaust pipe 6 to rotate. When the exhaust pipe 6 rotates, the baffle 7 shields the output end of the exhaust fan 2, and the lever 18 contacts the contact arm of a contact switch 19. The contact switch 19 sends a signal to the controller of the motor 15 to stop the motor 15. When the quantitative white corundum is completed, the motor 15 reverses, so that the lever 18 contacts the contact arm of another contact switch 19. The other contact switch 19 sends a signal to the controller of the motor 15 to stop the motor 15. When the output of the white corundum is completed, the motor 15 rotates forward, thereby realizing the reciprocating intermittent rotation of the exhaust pipe 6 and improving the degree of automation.

[0030] like Figures 1 to 6As shown, the utility model is a white corundum packaging machine with a dust suction structure. When it is working, first, white corundum particles are added to the air pump 2, and the air suction pipe 6 is rotated to make the baffle 7 separate from the output end of the air pump 2, and the movable partition 8 blocks the gap 1 of the fixed partition 4. At this time, the white corundum particles in the air pump 2 are input into the quantitative chamber in the space 1 above the fixed partition 4 and the movable partition 8. When the space 1 is full, the quantitative amount of white corundum particles is achieved. Then, when the packaging bag reaches below the discharge port of the quantitative tube 3, the lifting component 10 drives the quantitative tube 3 to descend, so that the discharge port of the quantitative tube 3 extends into the packaging bag, and the air collecting hood 11 is buckled on the outside of the packaging bag. Then the air suction pipe 6 is rotated again, so that the baffle 7 blocks and closes the output end of the air pump 2, and the movable partition 8 is aligned and stacked with the fixed partition 4 up and down, so that the gap 1 of the fixed partition 4 and the gap 2 of the movable partition 8 are aligned. At the same time, the movable partition 29 The gap 1 of partition 25 is shielded, so that the white corundum particles in space 1 are input into space 2 in the quantitative chamber located below fixed partition 14 and movable partition 18 and above fixed partition 25 and movable partition 29 through the gap 1 of fixed partition 14 and the gap 2 of movable partition 18. The exhaust pipe 6 is rotated again so that the movable partition 18 blocks the gap 1 of fixed partition 4, and the movable partition 29 is stacked on the fixed partition 25 so that the gap of fixed partition 25 and the gap 2 of movable partition 29 are aligned and opened, so that the white corundum particles in space 2 are input into the packaging bag through the gap 1 of fixed partition 25, the gap 2 of movable partition 29 and the discharge port of the quantitative tube 3. Finally, during the working process, the vacuum pump 2 is started, and the vacuum pump 2 vacuums the dust generated in the quantitative chamber of the quantitative tube 3 through the multiple vacuum holes 20 of the vacuum pipe 6. At the same time, the lower end of the vacuum pipe 6 extracts the dust generated between the lower end of the quantitative tube 3 and the packaging bag to achieve vacuuming.

[0031] The main functions achieved by this utility model are:

[0032] 1. The suction port follows the quantitative tube to rise and fall, and the suction port is closer to the packaging bag, which improves the dust suction efficiency;

[0033] 2. It has the function of quantitative measurement of white corundum particles and is very practical;

[0034] 3. Able to adjust the quantity of white corundum.

[0035] The utility model is a packaging machine for white corundum with a dust suction structure, and its installation method, connection method or setting method are all common mechanical methods, and can be implemented as long as it can achieve its beneficial effects; the storage hopper 1, vacuum fan 2, vacuum pipe 6, lifting component 10, air collecting hood 11, motor 15, driving gear 16, driven gear 17, and contact switch 19 of the packaging machine for white corundum with a dust suction structure of the utility model are purchased on the market, and technical personnel in the industry only need to install and operate it according to the accompanying instruction manual, without the need for technical personnel in this field to pay creative labor.

[0036] All technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0037] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A packaging machine for white corundum with a dust suction structure, comprising a storage hopper (1) and an exhaust fan (2); characterized in that: The invention also comprises a quantitative tube (3), a fixed partition plate 1 (4), a fixed partition plate 2 (5), an exhaust tube (6), a baffle plate (7), a movable partition plate 1 (8) and a movable partition plate 2 (9); a quantitative chamber is arranged inside the quantitative tube (3); a discharge port communicating with the quantitative chamber is arranged on the lower end surface of the quantitative tube (3); an output end of the storage hopper (1) extends into the top of the quantitative chamber of the quantitative tube (3); the fixed partition plate 1 (4) and the fixed partition plate 2 (5) are installed in the quantitative chamber of the quantitative tube (3); the fixed partition plate 1 (4) is located above the fixed partition plate 2 (5); the fixed partition plate 1 (4) is located below the output end of the storage hopper (1); and the fixed partition plate 1 (4) is arranged at a position adjacent to the fixed partition plate 2 (5). A notch is provided on the left of the fixed partition plate 1 (5), the exhaust pipe (6) is vertically rotatably installed in the quantitative chamber of the quantitative pipe (3), the upper end of the exhaust pipe (6) is connected to the exhaust hole of the exhaust machine (2), the baffle plate (7), the movable partition plate 1 (8) and the movable partition plate 2 (9) are all installed on the outer wall of the exhaust pipe (6), the baffle plate (7) is located on the right side of the exhaust pipe (6) and is aligned with the output end of the storage hopper (1), the right part of the movable partition plate 1 (8) and the left part of the movable partition plate 2 (9) are both provided with a notch, the movable partition plate 1 (8) and the fixed partition plate 1 (4) are stacked concentrically, and the movable partition plate 2 (9) and the fixed partition plate 2 (5) are stacked concentrically.

2. A white corundum packaging machine with a dust suction structure as claimed in claim 1, characterized in that: It also comprises a plurality of air extraction holes (20), the plurality of air extraction holes (20) being arranged on the outer wall of the air extraction pipe (6), and the plurality of air extraction holes (20) being all located in the quantitative chamber of the quantitative pipe (3).

3. The white corundum packaging machine with a dust suction structure as claimed in claim 1, characterized in that: It also comprises a lifting assembly (10), wherein the piston rod of the lifting assembly (10) is connected to the metering tube (3).

4. The white corundum packaging machine with a dust suction structure as claimed in claim 1, characterized in that: It also comprises an air collecting hood (11), which is concentrically sleeved on the lower part of the outer wall of the quantitative tube (3).

5. The white corundum packaging machine with a dust suction structure as claimed in claim 1, characterized in that: It also comprises a mounting plate (12), a threaded plate (13) and a bolt (14); a vertical slot is arranged on the inner wall of the quantitative tube (3); the mounting plate (12) is vertically inserted into the slot; a fixed partition plate 1 (4) and a fixed partition plate 2 (5) are mounted on the mounting plate (12); the threaded plate (13) is mounted on the quantitative tube (3); the bolt (14) is rotatably screwed on the threaded plate (13); and the inner end of the bolt (14) is in contact with the mounting plate (12).

6. The white corundum packaging machine with a dust suction structure as claimed in claim 1, characterized in that: The invention also comprises a motor (15), a driving gear (16) and a driven gear (17), wherein the motor (15) is mounted on the quantitative tube (3), the output shaft of the motor (15) is coaxially mounted on the driving gear (16), the driven gear (17) is coaxially mounted on the exhaust tube (6), and the driven gear (17) is meshed with the driving gear (16).

7. A white corundum packaging machine with a dust suction structure as claimed in claim 6, characterized in that: The invention also comprises a lever (18) and two contact switches (19), wherein the lever (18) is mounted on the outer wall of the exhaust pipe (6), and the two contact switches (19) are mounted on both sides of the quantitative pipe (3) in a relative manner, and the contact arms of the two contact switches (19) are aligned with the lever (18), and the two contact switches (19) are electrically connected to the controller of the motor (15).

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