Material pulverizing and sieving device

[0018] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0019] See figure 1 In the embodiment of the present invention, a material crushing and screening device includes a crushing box 1, a baffle 2, a first feed port 4, a first motor 7, a conveying device 8, a first vibration motor 10, and a second feed Port 11, screening box 12, first screen 13, first conveyor belt 14, second vibration motor 15, first discharge port 16, second conveyor belt 17, second screen 18, guide trough 19, collection trough 20. The second discharge port 21, the base 23, the second motor 24, the support rod 25 and the third discharge pipe 26, the top of the base 23 is installed with a crushing box 1 through the support rod 25, and the top of the crushing box 1 is opened There is a first feed port 4, by setting the first feed port 4 for materials to enter the crushing box 1, the crushing box 1 is provided with a crushing shaft 5, one end of the crushing shaft 5 is connected to the first through a coupling The output shaft of the motor 7 is connected. The first motor 7 is fixedly installed on the right side of the crushing box 1 by screws. The other end of the crushing shaft 5 is mounted on the inner wall of the crushing box 1 through a bearing seat. The crushing shaft is improved by setting the bearing seat. 5. Stability during rotation, several crushing blades 3 are installed on the crushing shaft 5, and the first motor 7 is used to rotate to drive the crushing blades 3 on the crushing shaft 5 to rotate, thereby pulverizing materials. The inside of the crushing box 1 The upper left corner and the upper right corner are symmetrically provided with a baffle plate 2. A rack 6 is installed on the outside of the baffle plate 2, and the rack 6 is used to cut the material that collides with the baffle plate 2, which improves the effect of crushing the material. 1 There are symmetrical inclined plates 28 in the lower right and lower left corners of the interior. The inclined plates 28 are used to facilitate the smashed materials in the crushing box 1 to slide down to the outlet of the crushing box 1, and the outlet of the crushing box 1 Connected to one end of the third discharge pipe 26, the third discharge pipe 26 is provided with a drawing baffle 27, and the drawing baffle 27 is opened so that the crushed material is discharged through the third discharge pipe 26;

[0020] The other end of the third discharging pipe 26 faces the feeding port of the conveying device 8. The conveying device 8 includes a second motor 24 and a cylinder 29. The cylinder 29 is provided with a screw shaft 9 and the screw shaft One end of 9 is connected to the output shaft of the second motor 24 through a coupling. The second motor 24 is fixedly installed on the left side of the cylinder 29 by screws. A spiral blade 22 is installed on the screw shaft 9 and is rotated by the second motor 24. Drive the spiral blade 22 on the screw shaft 9 to rotate to transport the material in the barrel 29 to the discharge port of the conveying device 8, saving manpower and improving the practicability of the equipment. The conveying device 8 is installed on the support rod 25 The top of the base 23;

[0021] A screening box 12 is provided under the discharge port of the conveying device 8. The screening box 12 is installed on the top of the base 23, and the top of the screening box 12 is provided with a second inlet 11 corresponding to the discharge port of the conveying device 8. The pulverized material enters the screening box 12 by setting the second feed inlet 11. A first screen 13 is arranged above the inside of the screening box 12. The first screen 13 is inclined, and the first screen 13 One end of the screen is fixedly installed on the left inner wall of the screening box 12. The left side of the screening box 12 corresponds to the position of the first sieve plate 13, and the first vibration motor 10 is fixedly installed by screws. The first vibration motor 10 is connected to the first vibration rod. Inside the sieve plate 13, the first sieve plate 13 is provided with a number of through holes for the passage of materials, and the first vibration motor 10 is used to vibrate to drive the first sieve plate 13 to vibrate, thereby enhancing the screening of materials by the first sieve plate 13 As a result, a first conveyor belt 14 is provided under the first screen plate 13, and a second discharge port 21 is opened on the left side of the screening box 12 facing the conveying direction of the first transmission belt 14. The first conveyor belt 14 is used The materials that have passed the screening are discharged through the second discharge port 21. A second sieve plate 18 is arranged under the first conveyor belt 14. The materials on the first sieve plate 13 that have not fallen into the first conveyor belt 14 are A vibrating motor 10 slides down the first sieve plate 13 to the second sieve plate 18. The second sieve plate 18 is inclined, and one end of the second sieve plate 18 is fixedly installed on the inner wall of the right side of the screening box 12 , The right side of the screening box 12 corresponds to the position of the second sieve plate 18, and a second vibration motor 15 is fixedly installed by screws. The second vibration motor 15 is connected to the inside of the second sieve plate 18 through a vibrating rod. Several through holes for the passage of materials are vibrated by the second vibration motor 15 to drive the second sieve plate 18 to vibrate, thereby improving the screening effect of the second sieve plate 18 on the materials. The through holes opened on the second sieve plate 18 The diameter of the hole is larger than the diameter of the through hole opened on the first sieve plate 13. A second conveyor belt 17 is provided under the second sieve plate 18, and a second conveyor belt 17 is provided on the right side of the screening box 12 facing the conveying direction of the second transmission belt 17. A discharge port 16, the second conveyor belt 17 is used to convey the qualified materials to the first discharge port 16 for discharge. The first sieve plate 13 and the second sieve plate 18 are provided to achieve layered screening of the materials, which improves The practicability of the equipment, the second sieve plate 18 is provided with a guide groove 19 under the other end of the second sieve plate 18, and the material on the second sieve plate 18 that does not fall into the second conveyor belt 16 is moved along the second The sieve plate 18 slides down to the guide groove 19, the guide groove 19 is inclined, the discharge end of the guide groove 19 extends out of the screening box 12, and the collection groove 20 is provided below the output end of the guide groove 19, and the collection groove 20 is installed On the top of the base 23, a collection tank 20 is provided for collecting unscreened materials, so as to facilitate smashing again, which improves the practicability of the equipment.

[0022] The working principle of the present invention is: by setting the first feed port 4 for materials to enter the crushing box 1, by setting the bearing seat to improve the stability of the crushing shaft 5 when rotating, and using the first motor 7 to rotate to drive the crushing shaft 5 The crushing blade 3 on the upper part rotates to crush the material. The rack 6 is used to cut the material that collides with the baffle 2 to improve the crushing effect of the material. The inclined plate 28 is used to facilitate crushing of the crushed material in the box 1 The material slides down to the discharge port of the crushing box 1, and the pull baffle 27 is opened to discharge the crushed material through the third discharge pipe 26, and the crushed material is transported to the top of the screening box 12 by the conveying device 8. The second feed inlet 11 is opened, which does not require manual feeding, saves manpower and improves the working efficiency of the equipment. By setting the second feed inlet 11 for crushed materials to enter the screening box 12, the first vibration motor 10 is used. The vibration then drives the first sieve plate 13 to vibrate, thereby improving the screening effect of the first sieve plate 13 on the materials. The first conveyor belt 14 is used to convey the qualified materials to the second discharge port 21 and discharge them on the first sieve plate 13. The material that has not fallen into the first conveyor belt 14 slides down the first screen 13 to the second screen 18 under the action of the first vibration motor 10, and the second screen 18 is vibrated by the second vibration motor 15 to drive the second screen 18 to vibrate. Improve the screening effect of the second sieve plate 18 on the materials, and use the second conveyor belt 17 to convey the qualified materials to the first discharge port 16 for discharge. By setting the first sieve plate 13 and the second sieve plate 18 to realize the Layered screening improves the practicability of the equipment. The material on the second sieve plate 18 that does not fall into the second conveyor belt 16 slides down the second sieve plate 18 to the guide groove 19 under the action of the second vibration motor 15 and passes A collection tank 20 is provided for collecting unscreened materials, so as to be crushed again, and the practicability of the equipment is improved.

[0023] Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible for those skilled in the art to modify the technical solutions described in the foregoing embodiments, or make equivalent replacements to some of the technical features. Within the spirit and principle of the present invention, any modification, equivalent replacement, improvement, etc. shall be included in the protection scope of the present invention.