阅读说明：本技术 一种防止粉料粘接的螺旋输送机 (Prevent screw conveyer that powder bonds ) 是由 张国锋 于 2021-10-07 设计创作，主要内容包括：本发明公开了一种防止粉料粘接的螺旋输送机,涉及到螺旋输送机领域,包括输送筒、进料斗和驱动机构,还包括输送杆、多个螺旋叶片和多个清洁杆,进料斗固定设置在输送筒的上端左侧并与输送筒连通,输送杆横向设置在输送筒的内部,输送杆的左端通过第一轴承与输送筒的左侧转动连接,且输送杆的左端延伸至输送筒的左侧,驱动机构设置在输送筒的左侧并带动输送杆转动。本发明对螺旋叶片进行多段设置,且能够对在输料时对多个螺旋叶片的表面进行清理,避免粉料粘接在螺旋叶片上而影响对粉料输送,且能够对进料斗内部粉料进行疏通,避免进料斗内部粉料发生堵塞,还能够对排出的粉料进行再次粉碎,避免粉料再输送时受到挤压而结块,便于人们使用。(The invention discloses a screw conveyor capable of preventing powder from being bonded, which relates to the field of screw conveyors and comprises a conveying cylinder, a feed hopper and a driving mechanism, and further comprises a conveying rod, a plurality of spiral blades and a plurality of cleaning rods, wherein the feed hopper is fixedly arranged on the left side of the upper end of the conveying cylinder and communicated with the conveying cylinder, the conveying rod is transversely arranged in the conveying cylinder, the left end of the conveying rod is rotatably connected with the left side of the conveying cylinder through a first bearing, the left end of the conveying rod extends to the left side of the conveying cylinder, and the driving mechanism is arranged on the left side of the conveying cylinder and drives the conveying rod to rotate. The multi-section spiral blade conveying device disclosed by the invention has the advantages that the spiral blades are arranged in multiple sections, the surfaces of the spiral blades can be cleaned during conveying, the powder is prevented from being adhered to the spiral blades to influence the conveying of the powder, the powder in the feeding hopper can be dredged, the powder in the feeding hopper is prevented from being blocked, the discharged powder can be crushed again, the powder is prevented from being extruded and agglomerated during the re-conveying, and the multi-section spiral blade conveying device is convenient for people to use.)

1. The utility model provides a prevent screw conveyer that powder bonds, includes conveying cylinder (1), feeder hopper (2) and actuating mechanism, its characterized in that: the cleaning device is characterized by further comprising a conveying rod (3), a plurality of spiral blades (4) and a plurality of cleaning rods (5), wherein the feeding hopper (2) is fixedly arranged on the left side of the upper end of the conveying cylinder (1) and communicated with the conveying cylinder (1), the conveying rod (3) is transversely arranged inside the conveying cylinder (1), the left end of the conveying rod (3) is rotatably connected with the left side of the conveying cylinder (1) through a first bearing, the left end of the conveying rod (3) extends to the left side of the conveying cylinder (1), and the driving mechanism is arranged on the left side of the conveying cylinder (1) and drives the conveying rod (3) to rotate;

the plurality of helical blades (4) are all arranged inside the conveying cylinder (1), the plurality of helical blades (4) are all fixedly inserted with the conveying rod (3), the plurality of helical blades (4) are sequentially arranged, the helicity of each helical blade (4) is 340 degrees and is provided with an opening, the plurality of cleaning rods (5) are vertically arranged inside the conveying cylinder (1), the plurality of cleaning rods (5) are respectively arranged above the plurality of helical blades (4) and abut against the surfaces of the helical blades (4), a plurality of groups of elastic mechanisms are arranged above the conveying cylinder (1) and are in sliding connection with the conveying cylinder (1) through the plurality of groups of elastic mechanisms,

the elastic mechanisms comprise a plurality of springs (6), a plurality of guide rods (7) and a plurality of sliding blocks (8), the upper inner side wall of the conveying barrel (1) is provided with a horizontally arranged strip-shaped groove, a plurality of fixing blocks (9) which are uniformly distributed are fixedly arranged inside the strip-shaped groove, the strip-shaped groove is divided into a plurality of sliding grooves through the fixing blocks (9), the sliding blocks (8) are respectively arranged inside the sliding grooves in a sliding manner, the lower ends of the sliding blocks (8) are respectively fixedly connected with the upper ends of the cleaning rods (5), the guide rods (7) are respectively arranged inside the sliding grooves in a horizontal manner, the left side and the right side of each guide rod (7) are respectively fixedly connected with the left side and the right side of each sliding groove, the sliding blocks (8) are respectively connected with the guide rods (7) in a sliding manner through guide holes, and the springs (6) are respectively movably sleeved with the guide rods (7), the left ends of the springs (6) are fixedly connected with the right ends of the sliding blocks (8) respectively, and the right ends of the springs (6) are fixedly connected with the right side walls of the sliding grooves respectively.

2. The screw conveyor for preventing powder adhesion according to claim 1, wherein: the driving mechanism comprises a servo motor (10), the left end of the conveying cylinder (1) is fixedly connected with a U-shaped plate (11), the servo motor (10) is fixedly connected with the left side of the U-shaped plate (11), and an output shaft of the servo motor (10) penetrates through the left side wall of the U-shaped plate (11) through a second bearing and is fixedly connected with the left end of the conveying rod (3) through a coupler.

3. The screw conveyor for preventing powder adhesion according to claim 2, wherein: an anti-blocking mechanism is arranged in the feed hopper (2), the anti-blocking mechanism comprises anti-blocking blades (12) and a rotating rod (13), the anti-blocking blades (12) are vertically arranged inside the feed hopper (2), the left side inside the conveying cylinder (1) is provided with a material guide plate (14), the material guide plate (14) is obliquely arranged and is positioned right below the feed hopper (2), and the left side of the material guide plate (14) is fixedly connected with the upper inner side wall of the conveying cylinder (1), the lower end of the rotating rod (13) passes through the material guide plate (14) through a third bearing and is rotationally connected with the material guide plate (14), the lower end of the rotating rod (13) is fixedly connected with a first bevel gear (15), the left end of the rod wall of the conveying rod (3) is fixedly sleeved with a second bevel gear (16), the first bevel gear (15) is meshed with the second bevel gear (16), and the anti-blocking blades (12) are fixedly sleeved with the rotating rod (13).

4. A screw conveyor for preventing powder adhesion according to claim 3, wherein: the left end of the rod wall of the conveying rod (3) is fixedly sleeved with a disc (17), the disc (17) is located on the left side of a second bevel gear (16), the right side of the disc (17) is fixedly connected with a helical blade (4) on the left side, and the disc (17) is located on the right side below the material guide plate (14).

5. The screw conveyor for preventing powder adhesion according to claim 4, wherein: the right side of a conveying cylinder (1) is provided with rubbing crusher and constructs, rubbing crusher constructs including speed change subassembly, plectane (18) and a plurality of crushing sword (19), right-hand member fixed connection of plectane (18) and conveying cylinder (1), and the right side below of plectane (18) has seted up semi-circular discharge gate, the right side middle part of plectane (18) rotates through the fourth bearing and is connected with first pivot, and is a plurality of crushing sword (19) all with the axostylus axostyle right-hand member fixed connection of first pivot, and a plurality of crushing sword (19) are annular evenly distributed around the axis of first pivot, the speed change subassembly sets up the left side at plectane (18), carry pole (3) to be connected with first pivot through the speed change subassembly.

6. The screw conveyor for preventing powder adhesion according to claim 5, wherein: the speed change component comprises a first gear (20), a second gear (21), a third gear (22) and a fourth gear (23), the first gear (20) is fixedly connected with the left end of the first rotating shaft, the second gear (21) is positioned right above the first gear (20) and is meshed with the first gear (20), a second rotating shaft is fixedly inserted and connected on the end surface of the second gear (21), the right end of the second rotating shaft is rotatably connected with the left side of the circular plate (18) through a fifth bearing, the left end of the second rotating shaft is fixedly connected with a third gear (22), the right end of the conveying rod (3) is fixedly connected with a fourth gear (23), the fourth gear (23) is meshed with the third gear (22), the diameter of the first gear (20) is larger than that of the second gear (21), the diameter of the third gear (22) is smaller than that of the fourth gear (23).

7. The screw conveyor for preventing powder adhesion according to claim 6, wherein: the conveying device is characterized in that arc-shaped fixing plates (24) are fixedly connected to the left end and the right end of the lower side of the conveying cylinder (1), and U-shaped supporting legs (25) are fixedly connected to the lower ends of the arc-shaped fixing plates (24).

Technical Field

The invention belongs to the technical field of screw conveyors, and particularly relates to a screw conveyor capable of preventing powder from being bonded.

Background

The spiral conveyor is divided into a shaft spiral conveyor and a shaftless spiral conveyor in the conveying form, and is divided into a U-shaped spiral conveyor and a tubular spiral conveyor in the appearance. The spiral conveyer with shaft is suitable for non-viscous dry powder material and small particle material, and the spiral conveyer without shaft is suitable for conveyer with viscous and easy-to-wind material, and has the working principle that the material is pushed by rotating spiral blades to convey by the spiral conveyer, so that the force of the material not rotating together with the spiral conveyer blades is the self weight of the material and the frictional resistance of the casing of the spiral conveyer to the material, and the spiral blades welded on the rotating shaft of the spiral conveyer, and the surface types of the blades have solid surface types, belt surface types, blade surface types and other types according to the different conveyed materials.

However, in the prior art, some powder materials have viscosity, so that when the powder materials are conveyed by using a screw conveyer, the powder materials can be adhered to the screw blades, the powder materials and the screw blades rotate synchronously, the conveying of the powder materials by the screw blades is influenced, and the adhered powder materials are not convenient to clean and are influenced by the use of people due to the fact that the screw blades are integrally arranged.

Disclosure of Invention

Aiming at the situation and overcoming the defects of the prior art, the invention provides the screw conveyor for preventing powder from being bonded, which effectively solves the problems that the powder and the screw blade rotate synchronously to influence the conveying of the screw blade to the powder due to the fact that the powder is sticky when the screw conveyor is used for conveying the powder, and the bonded powder is inconvenient to clean and influences the use of people due to the fact that the screw blade is integrally arranged.

In order to achieve the purpose, the invention provides the following technical scheme: a screw conveyor for preventing powder from being bonded comprises a conveying cylinder, a feed hopper, a driving mechanism, a conveying rod, a plurality of spiral blades and a plurality of cleaning rods, wherein the feed hopper is fixedly arranged on the left side of the upper end of the conveying cylinder and communicated with the conveying cylinder;

the plurality of helical blades are all arranged inside the conveying cylinder, the plurality of helical blades are all fixedly spliced with the conveying rod, the plurality of helical blades are sequentially arranged, the helical degree of each helical blade is 340 degrees and is provided with an opening, the plurality of cleaning rods are vertically arranged inside the conveying cylinder, the plurality of cleaning rods are respectively arranged above the plurality of helical blades and abut against the surfaces of the helical blades, a plurality of groups of elastic mechanisms are arranged above the conveying cylinder and are in sliding connection with the conveying cylinder through the plurality of groups of elastic mechanisms,

the plurality of groups of elastic mechanisms comprise a plurality of springs, a plurality of guide rods and a plurality of slide blocks, the upper inner side wall of the conveying cylinder is provided with a strip-shaped groove which is transversely arranged, a plurality of fixed blocks which are uniformly distributed are fixedly arranged inside the strip-shaped groove, the strip-shaped groove is divided into a plurality of sliding grooves by the fixed blocks, a plurality of sliding blocks are respectively arranged inside the sliding grooves in a sliding manner, the lower ends of the sliding blocks are respectively and fixedly connected with the upper ends of the cleaning rods, the guide rods are transversely arranged in the sliding grooves, and the left and right sides of guide bar respectively with the left and right sides fixed connection of spout, it is a plurality of the slider all passes through the guiding hole respectively with a plurality of guide bar sliding connection, it is a plurality of the spring is established with a plurality of guide bar movable sleeve respectively, and is a plurality of the left end of spring is respectively with the right-hand member fixed connection of a plurality of sliders, and is a plurality of the right-hand member of spring is respectively with the right side wall fixed connection of a plurality of spouts.

Preferably, actuating mechanism includes servo motor, the left end fixedly connected with U-shaped plate of conveying cylinder, servo motor and the left side fixed connection of U-shaped plate, servo motor's output shaft passes the left side wall of U-shaped plate and passes the left end fixed connection of shaft coupling and conveying rod through the second bearing.

Preferably, the inside of feeder hopper is provided with prevents stifled mechanism, prevent stifled mechanism including preventing stifled blade and bull stick, prevent the vertical inside that sets up at the feeder hopper of stifled blade, the inside left side of conveyer barrel sets up the stock guide, the stock guide is the slope setting and lies in under the feeder hopper, and the last inside wall fixed connection of the left side of stock guide and conveyer barrel, the lower extreme of bull stick passes the stock guide through the third bearing and rotates with the stock guide to be connected, the first bevel gear of lower extreme fixedly connected with of bull stick, the pole wall left end of conveyer stick has cup jointed second bevel gear, first bevel gear is connected with second bevel gear meshing, prevent stifled blade and the fixed cup joint of bull stick.

Preferably, a disk is fixedly sleeved on the left end of the rod wall of the conveying rod, the disk is located on the left side of the second bevel gear, the right side of the disk is fixedly connected with the helical blade on the left side, and the disk is located on the right side below the material guide plate.

Preferably, the right side of a conveying cylinder is provided with rubbing crusher and constructs, rubbing crusher constructs including speed change subassembly, plectane and a plurality of crushing sword, the right-hand member fixed connection of plectane and conveying cylinder, and the right side below of plectane has seted up semi-circular discharge gate, the right side middle part of plectane is rotated through the fourth bearing and is connected with first pivot, and is a plurality of crushing sword all with the axial wall right-hand member fixed connection of first pivot, and a plurality of crushing sword is annular evenly distributed around the axis of first pivot, the speed change subassembly sets up the left side at the plectane, the conveying pole passes through the speed change subassembly and is connected with first pivot.

Preferably, the speed change assembly comprises a first gear, a second gear, a third gear and a fourth gear, the first gear is fixedly connected with the left end of the first rotating shaft, the second gear is located right above the first gear and is meshed with the first gear, the second rotating shaft is fixedly inserted into the end face of the second gear, the right end of the second rotating shaft is rotatably connected with the left side of the circular plate through a fifth bearing, the left end of the second rotating shaft is fixedly connected with the third gear, the right end of the conveying rod is fixedly connected with the fourth gear, the fourth gear is meshed with the third gear, the diameter of the first gear is larger than that of the second gear, and the diameter of the third gear is smaller than that of the fourth gear.

Preferably, the left end and the right end of the lower side of the conveying cylinder are fixedly connected with arc-shaped fixed plates, and the lower ends of the two arc-shaped fixed plates are fixedly connected with U-shaped supporting legs.

The invention has the technical effects and advantages that:

1. through the mutual matching of the feeding hopper, the conveying cylinder, the conveying rod, a plurality of spiral blades, the driving mechanism, a plurality of cleaning rods and a plurality of groups of elastic mechanisms, powder to be conveyed is guided into the feeding hopper and falls into the conveying cylinder through the feeding hopper, the servo motor is started to drive the conveying rod to rotate, the conveying rod can drive the plurality of spiral blades to rotate, the plurality of spiral blades can simultaneously rotate to convey the powder inside the conveying cylinder, the plurality of spiral blades are respectively abutted against the rod walls of the plurality of cleaning rods when being conveyed, the plurality of cleaning rods can slide on the surfaces of the spiral blades, so that the surfaces of the plurality of spiral blades can be cleaned, meanwhile, the plurality of cleaning rods can be pushed by the plurality of spiral blades to move rightwards, the plurality of spiral blades can compress the plurality of groups of elastic mechanisms, when the plurality of spiral blades rotate to enable the cleaning rods to be aligned with the opening positions on the spiral blades, multiunit elastic mechanism can exert elasticity to the left side to a plurality of clean poles to can make a plurality of clean poles remove left and make a plurality of clean poles reset, thereby can make a plurality of clean poles clean a plurality of helical blade once more, be convenient for repeatedly clean a plurality of helical blade's surface, the people of being convenient for use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic structural diagram of the elastic mechanism of the present invention;

FIG. 4 is a side view of the conveyor bar and helical blades of the present invention;

FIG. 5 is a right side view of the present invention;

FIG. 6 is a schematic diagram showing the structure of the right side of the circular plate according to the present invention;

FIG. 7 is a schematic side view of a plurality of crushing blades according to the present invention;

fig. 8 is a schematic structural view of the shifting unit of the present invention.

In the figure: 1. a delivery cartridge; 2. a feed hopper; 3. a conveying rod; 4. a helical blade; 5. a cleaning rod; 6. a spring; 7. a guide bar; 8. a slider; 9. a fixed block; 10. a servo motor; 11. a U-shaped plate; 12. anti-blocking blades; 13. a rotating rod; 14. a material guide plate; 15. a first bevel gear; 16. a second bevel gear; 17. a disc; 18. a circular plate; 19. a crushing knife; 20. a first gear; 21. a second gear; 22. a third gear; 23. a fourth gear; 24. an arc-shaped fixing plate; 25. u-shaped supporting legs.

Detailed Description

The invention provides a screw conveyor for preventing powder from being bonded, which comprises a conveying cylinder 1, a feed hopper 2 and a driving mechanism, and further comprises a conveying rod 3, a plurality of spiral blades 4 and a plurality of cleaning rods 5, wherein the feed hopper 2 is fixedly arranged on the left side of the upper end of the conveying cylinder 1 and communicated with the conveying cylinder 1, the conveying rod 3 is transversely arranged in the conveying cylinder 1, the left end of the conveying rod 3 is rotatably connected with the left side of the conveying cylinder 1 through a first bearing, the left end of the conveying rod 3 extends to the left side of the conveying cylinder 1, and the driving mechanism is arranged on the left side of the conveying cylinder 1 and drives the conveying rod 3 to rotate;

a plurality of helical blade 4 all set up the inside at transport cylinder 1, and a plurality of helical blade 4 all with transport rod 3 fixed grafting, a plurality of helical blade 4 are arranged in proper order, and every helical blade 4's helicity is 340 degrees and is provided with the opening, a plurality of clean pole 5 equal vertical settings are in transport cylinder 1's inside, and a plurality of clean pole 5 set up respectively in a plurality of helical blade 4's top and offset with helical blade 4 surface, transport cylinder 1's inside top is provided with multiunit elastic mechanism and through multiunit elastic mechanism and transport cylinder 1 sliding connection.

Powder to be conveyed is led into a feed hopper 2 and falls into a conveying cylinder 1 through the feed hopper 2, a servo motor 10 is started to drive a conveying rod 3 to rotate, the conveying rod 3 can drive a plurality of spiral blades 4 to rotate, the spiral blades 4 can simultaneously rotate to convey the powder in the conveying cylinder 1, when the spiral blades 4 are conveyed, the spiral blades 4 respectively abut against the rod walls of the cleaning rods 5, the cleaning rods 5 can slide on the surfaces of the spiral blades 4, so that the surfaces of the spiral blades 4 can be cleaned, meanwhile, the cleaning rods 5 can be pushed by the spiral blades 4 to move rightwards, the spiral blades 4 can compress a plurality of groups of elastic mechanisms, when the spiral blades 4 rotate to enable the cleaning rods 5 to be aligned with the opening positions on the spiral blades 4, the cleaning rods 5 can be applied with elastic force towards the left side by the plurality of elastic mechanisms, therefore, the cleaning rods 5 can move leftwards and reset the cleaning rods 5, so that the cleaning rods 5 can clean the helical blades 4 again, the surfaces of the helical blades 4 can be cleaned repeatedly, and the cleaning machine is convenient for people to use.

As shown in figures 2 and 3, the multi-group elastic mechanism comprises a plurality of springs 6, a plurality of guide rods 7 and a plurality of sliding blocks 8, a horizontally arranged strip-shaped groove is formed in the upper inner side wall of the conveying cylinder 1, a plurality of fixed blocks 9 which are uniformly distributed are fixedly arranged in the strip-shaped groove, the strip-shaped groove is divided into a plurality of sliding grooves through the fixed blocks 9, the plurality of sliding blocks 8 are respectively arranged in the plurality of sliding grooves in a sliding manner, the lower ends of the plurality of sliding blocks 8 are respectively fixedly connected with the upper ends of the plurality of cleaning rods 5, the plurality of guide rods 7 are respectively arranged in the plurality of sliding grooves in a horizontal manner, the left sides and the right sides of the guide rods 7 are respectively fixedly connected with the left sides and the right sides of the sliding grooves, the plurality of sliding blocks 8 are respectively connected with the plurality of guide rods 7 in a sliding manner through guide holes, the plurality of springs 6 are respectively movably sleeved with the plurality of guide rods 7, the left ends of the plurality of springs 6 are respectively fixedly connected with the right ends of the plurality of sliding blocks 8, the right ends of the plurality of springs 6 are respectively fixedly connected with the right side walls of the plurality of sliding grooves, when cleaning rod 5 is promoted by helical blade 4 right side, cleaning rod 5 can drive slider 8 and remove right in the inside of spout, slider 8 removes right and can compress spring 6, helical blade 4 rotates when making opening position on cleaning rod 5 and the helical blade 4 align, spring 6 can apply elasticity to cleaning rod 5 to the left side, thereby can make cleaning rod 5 remove left and make cleaning rod 5 reset, thereby can make cleaning rod 5 clean helical blade 4 once more, be convenient for repeatedly clean a plurality of helical blade 4's surface, be convenient for people to use.

As shown in fig. 1 and 2, the driving mechanism includes a servo motor 10, a U-shaped plate 11 is fixedly connected to the left end of the conveying cylinder 1, the servo motor 10 is fixedly connected to the left side of the U-shaped plate 11, an output shaft of the servo motor 10 passes through the left side wall of the U-shaped plate 11 through a second bearing and is fixedly connected to the left end of the conveying rod 3 through a coupler, the servo motor 10 is started to drive the conveying rod 3 to rotate, the conveying rod 3 rotates to drive the helical blades 4 to rotate, and therefore powder inside the conveying cylinder 1 can be conveyed.

As shown in fig. 2, an anti-blocking mechanism is arranged inside the feeding hopper 2, the anti-blocking mechanism includes an anti-blocking blade 12 and a rotating rod 13, the anti-blocking blade 12 is vertically arranged inside the feeding hopper 2, a material guide plate 14 is arranged on the left side inside the conveying cylinder 1, the material guide plate 14 is obliquely arranged and located right below the feeding hopper 2, the left side of the material guide plate 14 is fixedly connected with the upper inner side wall of the conveying cylinder 1, the lower end of the rotating rod 13 passes through the material guide plate 14 through a third bearing and is rotatably connected with the material guide plate 14, the lower end of the rotating rod 13 is fixedly connected with a first bevel gear 15, a second bevel gear 16 is fixedly sleeved on the left end of the rod wall of the conveying rod 3, the first bevel gear 15 is meshed with the second bevel gear 16, the anti-blocking blade 12 is fixedly sleeved on the rotating rod 13, the conveying rod 3 can drive the second bevel gear 16 to rotate when rotating, the second bevel gear 16 can drive the first bevel gear 15 to rotate, the rotating rod 13 can be driven by the first bevel gear 15 to rotate, the rotating rod 13 rotates to drive the anti-blocking blades 12 to rotate, so that powder inside the feeding hopper 2 can continuously fall into the conveying cylinder 1, the powder inside the feeding hopper 2 is prevented from being blocked, the powder falling into the conveying cylinder 1 can be guided through the guide plate 14, and the spiral blades 4 are convenient to convey the powder.

As shown in fig. 2, a disk 17 is fixedly sleeved at the left end of the rod wall of the conveying rod 3, the disk 17 is located at the left side of the second bevel gear 16, the right side of the disk 17 is fixedly connected with the left helical blade 4, the disk 17 is located at the right side below the material guide plate 14, the powder falling from the material guide plate 14 can be blocked through the disk 17, the powder is prevented from falling into the left side inside the conveying cylinder 1, the plurality of helical blades 4 are convenient to convey the powder, and the conveying rod is convenient for people to use.

As shown in fig. 2, 5, 6 and 7, a crushing mechanism is disposed on the right side of the conveying cylinder 1, the crushing mechanism includes a speed changing assembly, a circular plate 18 and a plurality of crushing knives 19, the circular plate 18 is fixedly connected with the right end of the conveying cylinder 1, a semicircular discharge hole is disposed below the right side of the circular plate 18, a first rotating shaft is rotatably connected to the middle portion of the right side of the circular plate 18 through a fourth bearing, the plurality of crushing knives 19 are all fixedly connected with the right end of the shaft wall of the first rotating shaft, the plurality of crushing knives 19 are uniformly distributed in an annular shape around the central axis of the first rotating shaft, the speed changing assembly is disposed on the left side of the circular plate 18, the conveying rod 3 is connected with the first rotating shaft through the speed changing assembly, the plurality of spiral blades 4 rotate to convey powder inside the conveying cylinder 1 and discharge through the discharge hole, the first rotating shaft is driven to rotate by the speed changing assembly when the conveying rod 3 rotates, the first rotating shaft drives the plurality of crushing knives 19 to rotate rapidly, can smash discharged powder, avoid the powder to take place the caking phenomenon when carrying.

As shown in fig. 8, the speed changing assembly includes a first gear 20, a second gear 21, a third gear 22 and a fourth gear 23, the first gear 20 is fixedly connected to the left end of the first rotating shaft, the second gear 21 is located right above the first gear 20 and is engaged with the first gear 20, the end surface of the second gear 21 is fixedly inserted with the second rotating shaft, the right end of the second rotating shaft is rotatably connected to the left side of the circular plate 18 through a fifth bearing, the left end of the second rotating shaft is fixedly connected to the third gear 22, the right end of the conveying rod 3 is fixedly connected to the fourth gear 23, the fourth gear 23 is engaged with the third gear 22, the diameter of the first gear 20 is larger than that of the second gear 21, the diameter of the third gear 22 is smaller than that of the fourth gear 23, the conveying rod 3 drives the fourth gear 23 to rotate, the fourth gear 23 drives the third gear 22 to rotate, the third gear 22 rotates to drive the second gear 21 to rotate, second gear 21 rotates and can drive first gear 20 and rotate, and first gear 20 drives a plurality of crushing sword 19 through first pivot and rotates, and because the diameter of first gear 20 is greater than the diameter of second gear 21, the diameter of third gear 22 is less than the diameter of fourth gear 23, consequently carries pole 3 to drive first pivot and a plurality of crushing sword 19 fast rotation, is convenient for carry out quick crushing to exhaust branch material, avoids dividing the material and takes place the extrusion caking phenomenon when carrying.

As shown in fig. 1 and 5, the left and right ends of the lower side of the conveying cylinder 1 are fixedly connected with arc-shaped fixing plates 24, and the lower ends of the two arc-shaped fixing plates 24 are fixedly connected with U-shaped supporting legs 25, so that the conveying cylinder 1 can be stably supported.

The working principle of the invention is as follows: powder to be conveyed is led into a feed hopper 2 and falls into a conveying cylinder 1 through the feed hopper 2, a servo motor 10 is started to drive a conveying rod 3 to rotate, the conveying rod 3 can drive a plurality of spiral blades 4 to rotate, the spiral blades 4 can simultaneously rotate to convey the powder in the conveying cylinder 1, the spiral blades 4 can respectively abut against the rod walls of the cleaning rods 5 when the spiral blades 4 are conveyed, the cleaning rods 5 can slide on the surfaces of the spiral blades 4, so that the surfaces of the spiral blades 4 can be cleaned, the cleaning rods 5 can be pushed by the spiral blades 4 to move rightwards, when the cleaning rods 5 are pushed rightwards by the spiral blades 4, the cleaning rods 5 can drive a sliding block 8 to move rightwards in a sliding groove, the sliding block 8 can compress a spring 6 when moving rightwards, and when the spiral blades 4 rotate to enable the cleaning rods 5 to be aligned with the opening positions on the spiral blades 4, the spring 6 applies elasticity to the cleaning rod 5 to the left side, so that the cleaning rod 5 moves leftwards and the cleaning rod 5 is reset, the cleaning rod 5 can clean the helical blades 4 again, the surfaces of the helical blades 4 can be cleaned repeatedly, and the cleaning rod is convenient for people to use;

when the conveying rod 3 rotates, the second bevel gear 16 can be driven to rotate, the first bevel gear 15 can be driven to rotate by the rotation of the second bevel gear 16, the rotating rod 13 can be driven to rotate by the first bevel gear 15, the anti-blocking blades 12 can be driven to rotate by the rotation of the rotating rod 13, so that powder inside the feeding hopper 2 can continuously fall into the conveying cylinder 1, the powder inside the feeding hopper 2 is prevented from being blocked, the powder falling into the conveying cylinder 1 can be guided by the guide plate 14, and the powder can be conveyed by the spiral blades 4 conveniently;

carry 3 rotations of pole to still drive fourth gear 23 and rotate, fourth gear 23 drives third gear 22 and rotates, third gear 22 rotates and can drive second gear 21 and rotate, second gear 21 rotates and can drive first gear 20 and rotate, first gear 20 drives a plurality of crushing sword 19 through first pivot and rotates, and because the diameter of first gear 20 is greater than the diameter of second gear 21, the diameter of third gear 22 is less than the diameter of fourth gear 23, consequently carry pole 3 and can drive first pivot and a plurality of crushing sword 19 and rotate fast, be convenient for carry out quick crushing to exhaust branch material, avoid dividing the material and taking place the extrusion caking phenomenon when carrying.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.