CN214161293U - Roller mill convenient to feeding - Google Patents

Abstract

The utility model relates to a roller mill convenient to feeding relates to roller mill's technical field, including frame, roller mill, be provided with the inlet pipe on the roller mill, be provided with feed arrangement on the inlet pipe, feed arrangement includes feed rod, feeding blade, drive assembly, and the feed rod rotates and sets up on the inlet pipe inside wall, and feeding blade sets up on the feed rod, and drive assembly sets up on the inlet pipe and is connected with the feed rod. This application starts to drive feed blade through drive assembly and stirs mixed sand to reduced the probability that mixed sand blockked up in the inlet pipe, reduced the probability that mixed sand shifted out from the inlet pipe, reduced the waste of mixed sand.

Description

Roller mill convenient to feeding

Technical Field

The application relates to the technical field of sand mixers, in particular to a sand mixer convenient for feeding.

Background

The sand for sand mold of casting product needs to add auxiliary materials such as binder, accelerant and the like into the raw sand to meet the performance indexes such as strength and the like, and the sand and the auxiliary materials need to be fully mixed in the process of adding the auxiliary materials.

Among the correlation technique, can refer to the chinese utility model patent that the grant bulletin number is CN211661016U, it discloses a both arms roller mill, including base, first mulling mechanism and second mulling mechanism, first mulling mechanism front end sets up just be provided with first discharge gate on the base, the front end setting of second mulling mechanism is in the downside of first mulling mechanism rear end, first mulling mechanism is used for carrying quartz sand, second mulling mechanism is used for quartz sand and auxiliary material misce bene and output. The utility model discloses a both arms roller mill sand mulling is efficient, and the range of action is big, can improve the volume of mixing sand greatly, and the mulling is effectual.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: generally, the mixed sand is added to the first discharge port through the elevator during the production of the sand mixer for feeding, but the mixed sand can be blocked when entering the first feed port, so that the mixed sand is easily moved out from the first discharge port, and the waste of the mixed sand is caused.

SUMMERY OF THE UTILITY MODEL

In order to reduce the waste of mixed sand, this application provides a roller mill convenient to feeding.

The application provides a pair of roller mill convenient to feeding adopts following technical scheme:

the utility model provides a roller mill convenient to feeding, includes the frame, sets up the roller mill on the frame, be provided with the inlet pipe on the roller mill, be provided with feed arrangement on the inlet pipe, feed arrangement includes feed rod, feeding blade, drive assembly, the feed rod rotates and sets up on the inlet pipe inside wall, feeding blade sets up on the feed rod, drive assembly sets up on the inlet pipe and is connected with the feed rod.

By adopting the technical scheme, the mixed sand is added into the feeding pipe through the hoister, the driving assembly is started to drive the feeding rod to rotate, and the feeding rod rotates to drive the feeding blade to rotate to stir the mixed sand, so that the probability of blockage of the mixed sand in the feeding pipe is reduced, the probability of moving the mixed sand out of the feeding pipe is reduced, and the waste of the mixed sand is reduced; and meanwhile, the mixed sand is stirred, so that the mixing effect of the mixed sand is improved.

Optionally, the driving assembly includes a first bevel gear, a driving motor, and a second bevel gear, the first bevel gear is disposed on the feeding rod, the driving motor is disposed on the feeding pipe, and the second bevel gear is disposed on an output shaft of the driving motor and engaged with the first bevel gear.

Through adopting above-mentioned technical scheme, driving motor starts the rotation of second bevel gear, and second bevel gear rotates and drives first bevel gear and rotate, and first bevel gear rotates and drives the puddler and rotate to this realizes that driving motor starts and drives the puddler and rotate.

Optionally, be provided with on the inlet pipe and be the round platform form and be close to inlet pipe one end cross sectional area and be less than the drainage tube of keeping away from inlet pipe one end cross sectional area, can dismantle on the drainage tube and be provided with the mixed sand that blocks in the drainage tube and shift out the barrier plate of drainage tube.

Through adopting above-mentioned technical scheme, the drainage tube leads mixed sand, has further reduced the probability that mixed sand shifted out from the inlet pipe, and the while barrier plate blocks the probability that mixed sand shifted out from in the drainage tube, has reduced the waste of mixed sand.

Optionally, the barrier plate includes first fixed plate, second fixed plate, locking Assembly, be provided with the holding ring on the drainage tube lateral wall, first fixed plate and second fixed plate concatenation are in the same place and the knot is established on the holding ring, the locking Assembly sets up on first fixed plate and is connected with the second fixed plate.

By adopting the technical scheme, the first fixing plate and the second fixing plate are placed on the drainage tube, then the first fixing plate and the second fixing plate are spliced together, the first fixing plate and the second fixing plate are buckled on the positioning ring, and the locking assembly is closed, so that the first fixing plate and the second fixing plate are fixedly installed on the drainage tube, and mixed sand in the drainage tube is blocked; when needing to be dismantled, open the locking subassembly, then pull first fixed plate and second fixed plate and keep away from each other, consequently can dismantle first fixed plate and second fixed plate from the inlet pipe.

Optionally, the locking assembly includes a locking block and a locking screw, the locking block is disposed on the first fixing plate and is inserted into the second fixing plate, and the locking screw passes through the first fixing plate and is in threaded connection with the second fixing plate.

By adopting the technical scheme, the locking block is inserted and installed on the second fixing plate, and the locking screw is screwed to pass through the first fixing plate and be connected to the locking block through the screw thread, so that the first fixing plate and the second fixing plate are connected together; when the first fixing plate and the second fixing plate are disassembled, only the locking screw needs to be disassembled, so that the first fixing plate and the second fixing plate can be disassembled.

Optionally, the sand mulling device includes a first sand mulling mechanism and a second sand mulling mechanism rotatably disposed on the first sand mulling mechanism, and the first sand mulling mechanism is provided with a rotating device connected with the second sand mulling mechanism.

By adopting the technical scheme, the mixed sand is added into the first sand mixing mechanism to be mixed for the first time, then the mixed sand enters the second sand mixing mechanism to be mixed, and then the mixed sand is added into the sand mold to manufacture the sand mold; meanwhile, the rotating device is started to drive the second sand mixing mechanism to rotate to the next sand mold, mixed sand can be added into the next sand mold, and the adding of the mixed sand and the transporting of the sand mold are carried out simultaneously, so that the time for manufacturing the sand mold is saved, and the efficiency for manufacturing the sand mold is improved.

Optionally, first sand mixing mechanism includes mixing barrel, compounding motor, mixing rod, flight, mixing barrel sets up on the frame, the setting of compounding motor is on mixing barrel and in the output shaft passed mixing barrel and extended mixing barrel, the setting of mixing rod is on mixing motor output shaft, the flight sets up on mixing rod and contradicts on mixing barrel inside wall.

Through adopting above-mentioned technical scheme, the compounding motor starts to drive the compounding pole and rotates, and the compounding pole rotates and drives the flight rotation, and the flight rotates and comes to mix mixed sand, still promotes simultaneously that mixed sand moves forward to this realizes mixing and carries mixed sand.

Optionally, the rotating device comprises a fixed pipe, a rotating pipe, a gear ring, a rotating motor and a rotating gear, the fixed pipe is arranged on the first sand mulling mechanism, the rotating pipe is arranged on the second sand mulling mechanism and rotates to be sleeved on the fixed pipe, the gear ring is arranged on the rotating pipe, the rotating motor is arranged on the fixed pipe, and the rotating gear is arranged on the rotating motor output shaft and is meshed with the gear ring.

By adopting the technical scheme, the rotating motor is started to drive the rotating gear to rotate, the rotating gear rotates to drive the gear ring and the rotating pipe to rotate, and the rotating pipe rotates to drive the second sand mulling mechanism to rotate, so that the second sand mulling mechanism is driven to rotate by starting the rotating motor.

Optionally, the fixed pipe is rotatably provided with a ball which is abutted against the rotating pipe.

Through adopting above-mentioned technical scheme, the ball reduces the frictional force between rotating tube and the fixed pipe, has reduced the wearing and tearing of rotating tube, has improved the stability when rotating tube rotates.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving assembly is started to drive the feeding blade to stir the mixed sand, so that the probability of the mixed sand being blocked in the feeding pipe is reduced, the probability of the mixed sand moving out of the feeding pipe is reduced, and the waste of the mixed sand is reduced;

2. mixing the mixed sand through a first sand mixing mechanism and a second sand mixing mechanism, and then adding the mixed sand into a sand mold die to manufacture a sand mold; meanwhile, the rotating device is started to drive the second sand mixing mechanism to rotate to the next sand mould to add the mixed sand, so that the processes of adding the mixed sand and transporting the sand mould are simultaneously carried out, the time for manufacturing the sand mould is saved, and the efficiency for manufacturing the sand mould is improved;

3. the friction force between the rotating pipe and the fixed pipe is reduced through the balls, the abrasion of the rotating pipe is reduced, and the stability of the rotating pipe in rotation is improved.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic structural view of a first sand mulling mechanism and a feeding device of the present application, with a section of the feed tube, mixing bowl, stationary tube and first stationary ring;

FIG. 3 is a partial exploded view of the present application, primarily illustrating the structure of the barrier plate;

FIG. 4 is a schematic structural view of a feed device in the present application;

fig. 5 is a schematic structural view of a rotating device and a second sand mulling mechanism in the present application, in which a section is taken through a feed rotating tube, a discharge barrel, and a second fixing ring.

Reference numerals: 1. a machine base; 11. a support pillar; 12. a delivery pipe; 2. a sand mulling unit; 21. a first sand mulling mechanism; 22. a mixing barrel; 221. a feed pipe; 222. a drainage tube; 223. a positioning ring; 224. a load ring; 225. a vertical tube; 23. a mixing motor; 24. a mixing rod; 25. a spiral sheet; 3. a second sand mulling mechanism; 31. a discharging barrel; 311. a discharge pipe; 32. a discharging motor; 33. a discharge rod; 34. spirally discharging the material sheet; 4. a rotating device; 41. a fixed tube; 411. a first retaining ring; 412. a ball bearing; 42. rotating the tube; 421. a second retaining ring; 43. a ring gear; 44. rotating the motor; 45. a rotating gear; 5. a blocking plate; 51. a first fixing plate; 511. avoiding holes; 512. a mounting ring; 513. positioning a groove; 514. a locking groove; 52. a second fixing plate; 53. a locking assembly; 54. a locking block; 55. a locking screw; 6. a feeding device; 61. a feed rod; 62. a feed vane; 63. a drive assembly; 64. a first bevel gear; 65. a drive motor; 66. a second bevel gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses roller mill convenient to feeding.

Referring to fig. 1, the sand mixer convenient for feeding comprises a machine base 1, wherein a vertical supporting column 11 is fixedly installed on the upper surface of the machine base 1, and a sand mixing device 2 is arranged on the supporting column 11.

Referring to fig. 1 and 2, the sand mixing device 2 includes a first sand mixing mechanism 21, the first sand mixing mechanism 21 includes a mixing cylinder 22, a mixing motor 23, a mixing rod 24, and a spiral piece 25, one end of the mixing cylinder 22 is fixedly installed at the top end of the supporting column 11, and one end of the mixing cylinder 22 away from the supporting column 11 is obliquely and upwardly arranged and is in a cylindrical shape, and meanwhile, two ends of the mixing cylinder 22 are in a closed state; the material mixing motor 23 is fixedly installed at one end of the material mixing cylinder 22 close to the support column 11, an output shaft of the material mixing motor 23 penetrates through the material mixing cylinder 22 to extend into the material mixing cylinder 22, and meanwhile, an output shaft of the material mixing motor 23 coincides with the axis of the material mixing cylinder 22.

Referring to fig. 1 and 2, the mixing rod 24 is coaxially and fixedly installed on the output shaft of the mixing motor 23, one end of the mixing rod 24, which is far away from the material conveying motor, and one end of the mixing cylinder 22, which is far away from the support column 11, are rotatably connected, the spiral piece 25 is fixedly installed on the mixing rod 24, two ends of the spiral piece 25 are in contact with the inner side walls of two ends of the mixing cylinder 22, meanwhile, the spiral center line of the spiral piece 25 is coincident with the axis of the mixing rod 24, and the spiral piece 25 is in contact with the inner side walls of the mixing cylinder 22.

Referring to fig. 1 and 3, one end of a feed pipe 12 of the hoist is extended into a draft tube 222, a blocking plate 5 is detachably provided on the draft tube 222, and the blocking plate 5 is used to block mixed sand in the draft tube 222 from moving out of the draft tube 222. The top end of the drainage tube 222 is fixedly provided with a vertical tube 225, and the outer side wall of the vertical tube 225 is fixedly provided with a positioning ring 223 positioned at the top end of the vertical tube 225.

Referring to fig. 1 and 3, the blocking plate 5 includes a first fixing plate 51, a second fixing plate 52, and a locking assembly 53, the first fixing plate 51 and the second fixing plate 52 are semi-circular and are spliced to form a circle and are buckled on a positioning ring 223, the first fixing plate 51 and the second fixing plate 52 are placed on the top end of the drainage tube 222, a position-avoiding hole 511 for the conveying pipe 12 of the elevator to pass through is formed at one end of the first fixing plate 51 and the second fixing plate 52 close to each other, and the position-avoiding hole 511 is semi-circular.

Referring to fig. 1 and 3, the outer side walls of the first fixing plate 51 and the second fixing plate 52 are integrally provided with a mounting ring 512 extending downward to the lower side of the positioning ring 223, the mounting ring 512 is provided with a positioning groove 513 engaged with the positioning ring 223, and after the first fixing plate 51 and the second fixing plate 52 are spliced together, the positioning ring 223 is engaged with the positioning groove 513. The locking assembly 53 is disposed on the first fixing plate 51 and connected with the second fixing plate 52.

Referring to fig. 1 and 3, the locking assembly 53 includes a locking block 54 and a locking screw 55, the locking block 54 is fixedly mounted on one end of the first fixing plate 51 close to the second fixing plate 52, the second fixing plate 52 is provided with a locking groove 514 snap-fitted with the locking block 54, the locking screw 55 passes through the first fixing plate 51 and extends into the locking groove 514, the locking screw 55 is in threaded connection with the locking block 54, and the head of the locking screw 55 is located in the locking block 54.

Referring to fig. 2 and 4, a feeding device 6 is arranged on the feeding pipe 221, the feeding device 6 includes a feeding rod 61, a feeding blade 62 and a driving assembly 63, a bearing ring 224 is coaxially and fixedly mounted on the inner side wall of the feeding pipe 221, the feeding rod 61 is coaxially and rotatably mounted on the lower surface of the bearing ring 224, and the top end of the feeding rod 61 penetrates above the bearing ring 224; feeding vane 62 fixed mounting is on feed rod 61, and feeding vane 62 is provided with the multiunit along feed rod 61 axis equipartition, and every feeding vane 62 of group is provided with a plurality ofly around feed rod 61 axis circumference array, all is provided with feeding vane 62 on the feed rod 61 of both sides about bearing ring 224 simultaneously.

Referring to fig. 2 and 4, the driving assembly 63 is disposed on the feeding pipe 221 and connected to the feeding rod 61, the driving assembly 63 includes a first bevel gear 64, a driving motor 65, and a second bevel gear 66, the first bevel gear 64 is keyed on the feeding rod 61, the first bevel gear 64 is located below the bearing ring 224, the driving motor 65 is fixedly mounted on the outer side wall of the feeding pipe 221, and the output shaft of the driving motor 65 horizontally penetrates through the feeding pipe 221 to the first bevel gear 64.

Referring to fig. 2 and 4, the second bevel gear 66 is keyed on the output shaft of the driving motor 65, and the second bevel gear 66 is meshed with the first bevel gear 64, and the vertical projections of the first bevel gear 64 and the second bevel gear 66 are positioned in the vertical projection of the bearing ring 224, so that the bearing ring 224 blocks the mixed sand, and the probability of the mixed sand falling onto the first bevel gear 64 and the second bevel gear 66 is reduced. The driving motor 65 is started to drive the second bevel gear 66 to rotate, the second bevel gear 66 drives the first bevel gear 64 to rotate, and the first bevel gear 64 drives the feeding rod 61 and the feeding blade 62 to rotate, so as to stir the mixed sand in the feeding pipe 221.

Referring to fig. 1 and 5, the sand mixing device 2 further includes a second sand mixing mechanism 3, the second sand mixing mechanism 3 is rotatably disposed on the lower surface of the mixing barrel 22 and located on one side away from the mixing barrel 22, the mixing barrel 22 is provided with a rotating device 4 connected with the second sand mixing mechanism 3, the rotating device 4 includes a fixed pipe 41, a rotating pipe 42, a gear ring 43, a rotating motor 44 and a rotating gear 45, the fixed pipe 41 is fixedly disposed on the lower surface of the mixing barrel 22 and located on one end away from the supporting column 11, and the fixed pipe 41 is in a vertical state, and the fixed pipe 41 is communicated with the mixing barrel 22 and used for discharging, and a first fixing ring 411 is coaxially and fixedly disposed on the bottom end of the fixed pipe 41 and on the outer side wall of the fixed pipe 41.

Referring to fig. 1 and 5, the rotating tube 42 is coaxially sleeved on the first fixing ring 411 in a rotating manner, the second fixing ring 421 is fixedly mounted on the inner side wall of the rotating tube 42 and located at the top end of the rotating tube 42, meanwhile, the second fixing ring 421 is located above the first fixing ring 411, the balls 412 are rotatably mounted on the top end and the side wall of the first fixing ring 411, the balls 412 are arranged in a plurality in a circumferential array around the axis of the fixing tube 41, the lower surface of the second fixing ring 421 abuts against the balls 412, and the inner side wall of the rotating tube 42 abuts against the balls 412. The gear ring 43 is coaxially and fixedly installed on the top end of the second fixing ring 421, the rotating motor 44 is fixedly installed on the outer side wall of the fixing pipe 41, and the output shaft of the rotating motor 44 is vertically arranged downwards; a rotary gear 45 is keyed on the output shaft of the rotary motor 44 and meshes with the ring gear 43.

Referring to fig. 1 and 5, the second sand mulling mechanism 3 includes a discharging barrel 31, a discharging motor 32, a discharging rod 33, and a spiral discharging piece 34, wherein one end of the discharging barrel 31 is fixedly installed on the bottom end of the rotating pipe 42, and one end of the discharging barrel 31 far away from the rotating pipe 42 horizontally extends to one side far away from the supporting column 11, and meanwhile, two ends of the discharging barrel 31 are in a closed state; the discharging motor 32 is fixedly installed at one end of the discharging barrel 31 close to the supporting column 11, an output shaft of the discharging motor 32 penetrates through the discharging barrel 31 to extend into the discharging barrel 31, and meanwhile, an output shaft of the discharging motor 32 is overlapped with an axis of the discharging barrel 31.

Referring to fig. 1 and 5, the discharging rod 33 is coaxially and fixedly installed on an output shaft of the discharging motor 32, one end of the discharging rod 33, which is far away from the discharging motor 32, and one end of the discharging barrel 31, which is far away from the supporting column 11, are rotatably connected, the spiral discharging piece 34 is fixedly installed on the discharging rod 33, two ends of the spiral discharging piece 34 are in contact with inner side walls of two ends of the discharging barrel 31, meanwhile, a spiral center line of the spiral discharging piece 34 coincides with an axis of the discharging rod 33, and the spiral discharging piece 34 is in contact with inner side walls of the discharging barrel 31. Go out on feed cylinder 31 the lower surface and be located to keep away from discharge motor 32 one end fixed mounting have vertical discharging pipe 311, and discharging pipe 311 and the inside intercommunication of feed cylinder 31 and be used for the unloading.

The working principle of the embodiment of the application is as follows:

the hoister is started, so that the mixed sand is added into the drainage tube 222 through the material conveying pipe 12 and then falls into the material inlet pipe 221, the driving motor 65 is started to drive the material inlet blade 62 to rotate to stir the mixed sand, the mixed sand falls into the material mixing barrel 22, and meanwhile, the blocking plate 5 blocks the mixed sand, so that the probability of blockage of the mixed sand in the material inlet pipe 221 is reduced, the probability of removal of the mixed sand from the material inlet pipe 221 and the drainage tube 222 is reduced, and the waste of the mixed sand is reduced; and meanwhile, the mixed sand is stirred, so that the mixing effect of the mixed sand is improved.

Mixing motor 23 starts to drive flight 25 and mixes mixed sand, and flight 25 promotes mixed sand and moves forward, mixed sand gets into out feed cylinder 31 through fixed pipe 41 and rotating tube 42 in, ejection of compact motor 32 starts to drive ejection of compact flight 25 and rotates and continue to mix mixed sand, and ejection of compact flight 25 drives mixed sand and moves forward, mixed sand at last adds into the sand mould through discharging pipe 311, then mix the sand compaction in the sand mould, realize the preparation sand mould with this.

Place a plurality of sand mo (u) ld moulds on the ground, the mixed sand of a sand mo (u) ld mould adds the completion back, it rotates motor 44 starts to drive rotating gear 45 and rotates, rotating gear 45 rotates and drives ring gear 43 and rotating tube 42 and rotate, rotating tube 42 rotates and drives a feed cylinder 31 and rotate, make discharging pipe 311 change to next sand mo (u) ld mould top, thereby can add mixed sand in the next sand mo (u) ld mould, can carry out the compaction to the mixed sand in the previous sand mo (u) ld mould simultaneously, then transport the sand mo (u) ld mould, consequently add mixed sand and the compaction mixed sand and transport the sand mo (u) ld mould and go on simultaneously, the time of preparation sand mo (u) ld has been saved, the efficiency of manufacture of sand mo (u) ld is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a roller mill convenient to feeding, includes frame (1), sand mixing device (2) of setting on frame (1), be provided with inlet pipe (221), its characterized in that on sand mixing device (2): be provided with feed arrangement (6) on inlet pipe (221), feed arrangement (6) include feed rod (61), feeding blade (62), drive assembly (63), feed rod (61) rotate to set up on inlet pipe (221) inside wall, feeding blade (62) set up on feed rod (61), drive assembly (63) set up on inlet pipe (221) and are connected with feed rod (61).

2. A roller mill for facilitating feeding according to claim 1, characterized in that: the driving assembly (63) comprises a first bevel gear (64), a driving motor (65) and a second bevel gear (66), the first bevel gear (64) is arranged on the feeding rod (61), the driving motor (65) is arranged on the feeding pipe (221), and the second bevel gear (66) is arranged on an output shaft of the driving motor (65) and meshed with the first bevel gear (64).

3. A roller mill for facilitating feeding according to claim 1, characterized in that: the sand mixer is characterized in that a drainage tube (222) which is in a circular truncated cone shape and is close to the cross section area of one end of the feeding tube (221) and smaller than the cross section area of one end of the feeding tube (221) far away is arranged on the feeding tube (221), and a blocking plate (5) which blocks mixed sand in the drainage tube (222) from moving out of the drainage tube (222) is detachably arranged on the drainage tube (222).

4. A roller mill for facilitating feeding according to claim 3, characterized in that: the baffle plate (5) comprises a first fixing plate (51), a second fixing plate (52) and a locking assembly (53), a positioning ring (223) is arranged on the outer side wall of the drainage tube (222), the first fixing plate (51) and the second fixing plate (52) are spliced together and buckled on the positioning ring (223), and the locking assembly (53) is arranged on the first fixing plate (51) and connected with the second fixing plate (52).

5. A roller mill for facilitating feeding according to claim 4, characterized in that: the locking assembly (53) comprises a locking block (54) and a locking screw (55), the locking block (54) is arranged on the first fixing plate (51) and is installed on the second fixing plate (52) in an inserting mode, and the locking screw (55) penetrates through the first fixing plate (51) and is in threaded connection with the second fixing plate (52).

6. A roller mill for facilitating feeding according to claim 1, characterized in that: the sand mixing device (2) comprises a first sand mixing mechanism (21) and a second sand mixing mechanism (3) rotatably arranged on the first sand mixing mechanism (21), and a rotating device (4) connected with the second sand mixing mechanism (3) is arranged on the first sand mixing mechanism (21).

7. A roller mill for facilitating feeding according to claim 6, characterized by: first sand mixing mechanism (21) includes mixing cylinder (22), compounding motor (23), compounding pole (24), flight (25), mixing cylinder (22) sets up on frame (1), mixing motor (23) set up on mixing cylinder (22) and in output shaft passed mixing cylinder (22) and extended mixing cylinder (22), mixing pole (24) set up on compounding motor (23) output shaft, flight (25) set up on mixing pole (24) and contradict on mixing cylinder (22) inside wall.

8. A roller mill for facilitating feeding according to claim 6, characterized by: rotating device (4) are including fixed pipe (41), rotating tube (42), ring gear (43), rotation motor (44), rotating gear (45), fixed pipe (41) set up on first mulling mechanism (21), rotating tube (42) set up on second mulling mechanism (3) and rotate the cover and establish on fixed pipe (41), ring gear (43) set up on rotating tube (42), rotation motor (44) set up on fixed pipe (41), rotating gear (45) set up on rotating motor (44) output shaft and with ring gear (43) meshing.

9. A roller mill for facilitating feeding according to claim 8, characterized by: the fixed pipe (41) is rotatably provided with a ball (412) which is abutted against the rotating pipe (42).

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