CN115056288A

CN115056288A - GPO (general purpose optical-oxide) granulating device with roller type deviation rectifying mechanism and granulating method

Info

Publication number: CN115056288A
Application number: CN202210528941.7A
Authority: CN
Inventors: 汪锋; 王龙珑
Original assignee: Anhui Yourfreener Protection Technology Co ltd
Current assignee: Anhui Yourfreener Protection Technology Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-09-16

Abstract

The invention discloses a GPO grain cutting device with a roller type deviation rectifying mechanism and a grain cutting method, wherein the GPO grain cutting device comprises a bottom plate, the middle part of the upper end of the bottom plate is fixedly connected with a connecting frame, two sides of the inner side of the connecting frame are respectively provided with a vertical groove, a deviation rectifying mechanism is arranged in each vertical groove and comprises two motors, and the two motors are respectively and fixedly connected to the bottom ends of the vertical grooves of the corresponding connecting frames, and the grain cutting device has the following beneficial effects that: the device is provided with the deviation rectifying mechanism and the adjusting mechanism, and the vertical height and the left and right positions of the GPO material can be accurately adjusted through the matching of the deviation rectifying mechanism and the adjusting mechanism, so that the GPO material is conveyed by aligning to a feed inlet of the granulator; in addition, the laser range finder is arranged, so that the laser range finder can accurately detect the height position and the left and right positions of the GPO material, and the correction of the positions is conveniently carried out by matching with a correction mechanism and an adjusting mechanism.

Description

GPO (general purpose optical-oxide) granulating device with roller type deviation rectifying mechanism and granulating method

The technical field is as follows:

the invention belongs to the technical field of processing equipment, and particularly relates to a GPO (general purpose optical output) granulating device with a roller type deviation rectifying mechanism and a granulating method.

Background art:

the GPO material is a composite material and has good heat resistance and toughness, the GPO granulator is processing equipment for cutting the GPO material, and when the GPO material is granulated, the GPO material is gradually conveyed to the granulator through a conveying roller for granulation processing.

Under the prior art, when the pelleter was processed GPO material, the GPO material produced the skew easily when carrying on the conveying roller, produced the skew when leading to the GPO material to get into pelleter pan feeding mouth, can influence and cut grain effect, consequently need have the GPO grain cutting device of roll-type mechanism of rectifying, position accuracy when guaranteeing the GPO material and carrying.

The invention content is as follows:

the invention aims to provide a GPO granulating device with a roller type deviation rectifying mechanism and a granulating method for solving the problems, and overcomes the defects that when a granulator is used for processing GPO materials, the GPO materials are easy to deviate when conveyed on a conveying roller, the GPO materials are prone to deviate when entering a material inlet of the granulator, the granulating effect is influenced, and the like.

In order to solve the above problems, the present invention provides a technical solution:

the GPO granulating device with the roller type deviation rectifying mechanism comprises a bottom plate, wherein a connecting frame is fixedly connected to the middle of the upper end of the bottom plate, vertical grooves are formed in two sides of the inner side of the connecting frame, a deviation rectifying mechanism is arranged in each vertical groove, the position of a GPO material on a rotating roller can be adjusted through the deviation rectifying mechanism, each deviation rectifying mechanism comprises two first motors, the two first motors are respectively and fixedly connected to the bottom ends of the vertical grooves of the corresponding connecting frames, a first lead screw is fixedly connected to the output end of each first motor, a first moving block is respectively and fixedly connected to the upper portion of each first lead screw, a second moving block is respectively and fixedly connected to the lower portion of each first lead screw, a cross rod is fixedly connected between the first moving blocks, the rotating roller is fixedly connected between the second moving blocks, a granulator is fixedly connected to one end of the upper end of the bottom plate, and when the upper position and the lower position of the GPO material need to be adjusted, the two first motors are turned on to drive the two first lead screws to rotate, the two first movable blocks and the two second movable blocks move along with the first lead screws to drive the rotating roller to move, and the upper position and the lower position of the rotating roller can be adjusted, so that the height of the rotating roller can be adjusted according to requirements;

the bottom of horizontal pole has been seted up the cross slot and has been provided with adjustment mechanism in the cross slot, adjustment mechanism includes No. two motors, No. two motor fixed connection are in the cross slot one end of horizontal pole, No. two lead screws of output fixedly connected with of motor, the equal threaded connection in both sides of No. two lead screws has No. three movable blocks, two the lower extreme fixedly connected with spacing ring of No. three movable blocks, two the spacing ring slides respectively and cup joints in the both sides of live-rollers, can guarantee through adjustment mechanism that the position is controlled to the feed inlet of pelleter to the GPO material, can accurately adjust the upper and lower height of GPO material and control the position through the cooperation of rectifying mechanism and adjustment mechanism for the GPO material is aimed at the feed inlet of pelleter and is carried.

Preferably, the upper end of bottom plate just is located fixedly connected with mount between pelleter and the link, the bottom plate upper end just is located No. two laser range finders of mount below fixedly connected with, No. two laser range finders of inboard top fixedly connected with of mount, two No. two laser range finders set up relatively, but the high position of GPO material is detected with controlling the position to a laser range finder and No. two laser range finders accurately, conveniently cooperates rectification mechanism and adjustment mechanism to carry out rectifying of position.

Preferably, the two sides of the inner side of the fixing frame are fixedly connected with a laser range finder, and the two laser range finders are arranged oppositely.

Preferably, one side of the connecting frame far away from the fixing frame is located at the upper end of the bottom plate, a pair of side columns is fixedly connected to the upper end of the bottom plate, a vertical groove is formed in the opposite side of each side column, a lifting mechanism is arranged in each vertical groove, each lifting mechanism comprises two motors, the motors are fixedly connected to the bottom ends of the vertical grooves of the corresponding side columns respectively, a lead screw with the number three is fixedly connected to the upper end of each motor, a moving block with the number four is sleeved on the surface of the lead screw in a threaded manner, an adjusting roller is rotatably connected between the moving blocks, the tension of the GPO material on the adjusting roller can be changed by changing the height of the adjusting roller, the GPO material can be tensioned or loosened, and the phenomenon that wrinkles are generated due to too small tension or the fact that the tension affects the conveying is too large when the GPO material is conveyed is avoided.

Preferably, one side that the link was kept away from to the side post and be located the upper end fixedly connected with a pair of erection column of bottom plate, it is a pair of on the upper portion fixedly connected with between the erection column installation section of thick bamboo, it is a pair of lower part fixedly connected with between the erection column installation section of thick bamboo, it is hollow structure to go up the inside, go up the inside fixedly connected with air heater of installation section of thick bamboo, the inside hollow structure that is of installation section of thick bamboo down, the inside fixedly connected with air exhauster of installation section of thick bamboo down can blow off hot-blast GPO material between the installation section of thick bamboo and the lower installation section of thick bamboo of heating promotion through the air heater and smooth, reduces the wrinkle on GPO material surface, improves follow-up grain effect of cutting to the hot-blast ambient air that the air heater was bloied makes the ambient air temperature rise, and the air exhauster can suction hot-blast that the air heater blew off once more to GPO material bottom heats promotion and smoothes.

Preferably, the upper side and the lower side of the upper mounting cylinder are both provided with a plurality of upper air holes along the length direction, the upper side and the lower side of the lower mounting cylinder are both provided with a plurality of lower air holes along the length direction, the air outlet end of the air heater is opposite to the lower side upper air holes of the upper mounting cylinder, air enters from the upper air holes on the upper side of the upper mounting cylinder, and hot air blown out by the air heater is blown out from the lower side upper air holes of the upper mounting cylinder.

Preferably, the air inlet end of the exhaust fan is arranged at the lower side air outlet hole of the lower mounting cylinder relatively, the air outlet end of the exhaust fan is arranged at the upper side air outlet hole of the lower mounting cylinder relatively, and after ambient air becomes hot, the exhaust fan sucks hot air from the lower side air outlet hole of the lower mounting cylinder and blows out the hot air from the upper side air outlet hole of the lower mounting cylinder.

Preferably, the pelletizing method based on the GPO pelletizing device with the roller deviation rectifying mechanism includes the following steps:

a1: when the GPO granulating device is used, GPO materials are conveyed from the rotating roller to the granulator for granulating, and the height of the rotating roller can be adjusted through the deviation correcting mechanism, so that the position of the GPO materials conveyed on the rotating roller is adjusted, and the GPO materials are aligned to the height position of a feed inlet of the granulator during conveying;

a2: the left and right positions of the GPO material can be accurately adjusted through the matching of the adjusting mechanism, so that the GPO material is conveyed by aiming at a feed inlet of the granulator;

a3: the height position and the left and right positions of the GPO material can be accurately detected through the first laser range finder and the second laser range finder, and the correction of the positions is conveniently carried out by matching with a deviation correcting mechanism and an adjusting mechanism;

a4: through the height of adjusting roller, can guarantee the straightness of flare-outing of the GPO material of carrying on the adjusting roller, reduce the wrinkle on GPO material surface to air heater and air exhauster can evenly heat the upper and lower face of GPO material, promote smoothing of material surface wrinkle, improve follow-up eager grain effect.

The beneficial effects of the invention include:

the device is provided with the deviation correcting mechanism and the adjusting mechanism, and the up-down height and the left-right position of the GPO material can be accurately adjusted through the matching of the deviation correcting mechanism and the adjusting mechanism, so that the GPO material is conveyed by aiming at a feed inlet of the granulator; in addition, the laser range finder is arranged, so that the height position and the left and right positions of the GPO material can be accurately detected by the laser range finder, and the correction of the positions is conveniently carried out by matching with a correction mechanism and an adjusting mechanism; meanwhile, the lifting adjusting roller is arranged, and the straightening degree of the GPO material conveyed on the adjusting roller can be ensured by adjusting the height of the adjusting roller, so that wrinkles on the surface of the GPO material are reduced; the hot air blower and the exhaust fan are arranged, so that the upper surface and the lower surface of the GPO material can be uniformly heated, wrinkles on the surface of the material are smoothed, and the subsequent grain cutting effect is improved.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

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

FIG. 2 is a schematic view of the connection frame of the present invention;

FIG. 3 is a schematic view of a cutting and splitting structure of the joint of the stop collar of the present invention;

FIG. 4 is a schematic view of the cross bar joint of the present invention;

FIG. 5 is a schematic view of the construction of the junction of the jamb and dancer of the present invention;

fig. 6 is a schematic structural view of the mounting cylinder of the present invention.

In the figure: 1. a base plate; 2. a connecting frame; 3. a deviation rectifying mechanism; 31. a first motor; 32. a first screw rod; 33. a first moving block; 34. a second moving block; 4. a cross bar; 5. a rotating roller; 6. an adjustment mechanism; 61. a second motor; 62. a second screw rod; 63. a third moving block; 7. a limiting ring; 8. a fixed mount; 9. a first laser range finder; 10. a second laser range finder; 11. a granulator; 12. a side post; 13. a lifting mechanism; 131. a third motor; 132. a third screw rod; 133. a fourth moving block; 14. a regulating roller; 15. mounting a column; 16. an upper mounting cylinder; 17. a lower mounting cylinder; 18. an air inlet hole; 19. a lower air hole; 20. a hot air blower; 21. an exhaust fan.

The specific implementation mode is as follows:

the following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

As shown in fig. 1-4, the GPO granulating device with a roller-type deviation rectifying mechanism and the granulating method thereof comprise a bottom plate 1, wherein a connecting frame 2 is fixedly connected to the middle part of the upper end of the bottom plate 1, vertical grooves are respectively formed on two inner sides of the connecting frame 2, a deviation rectifying mechanism 3 is arranged in each vertical groove, the position of GPO material on a rotating roller 5 can be adjusted through the deviation rectifying mechanism 3, the deviation rectifying mechanism 3 comprises two first motors 31, the two first motors 31 are respectively and fixedly connected to the bottom ends of the vertical grooves of the corresponding connecting frames 2, the output end of the first motor 31 is respectively and fixedly connected with a first lead screw 32, the upper parts of the two first lead screws 32 are respectively and threadedly connected with a first moving block 33, the lower parts of the two first lead screws 32 are respectively and threadedly connected with a second moving block 34, a cross bar 4 is fixedly connected between the first moving blocks 33, a rotating roller 5 is fixedly connected between the second moving blocks 34, a granulator 11 is fixedly connected to one end of the upper end of the bottom plate 1, when this GPO cuts grain device and uses, GPO material is carried to pelleter 11 in from live-rollers 5 and is cut grain, can rectify a deviation through rectifying mechanism 3, when the upper and lower position of GPO material is adjusted to needs, open two motors 31 No. one, drive two lead screws 32 and rotate, two movable blocks 33 No. one and two movable blocks 34 move thereupon, drive live-rollers 5 and remove, can adjust the upper and lower position of live-rollers 5, can adjust the height of live-rollers 5 according to the demand through this kind of mode, thereby adjust the position of the GPO material of carrying on live-rollers 5, the feed inlet high position of aiming at pelleter 11 when guaranteeing GPO material to carry.

And the bottom of the cross bar 4 is provided with a cross groove and an adjusting mechanism 6 is arranged in the cross groove, the left and right positions of GPO materials on the rotating roller 5 can be adjusted through the adjusting mechanism 6, the adjusting mechanism 6 comprises a second motor 61, the second motor 61 is fixedly connected with one end of the cross groove of the cross bar 4, the output end of the second motor 61 is fixedly connected with a second lead screw 62, two sides of the second lead screw 62 are both in threaded connection with third moving blocks 63, the lower ends of the two third moving blocks 63 are fixedly connected with limiting rings 7, the two limiting rings 7 are respectively sleeved on two sides of the rotating roller 5 in a sliding manner, when the left and right positions of the GPO materials are adjusted, the second motor 61 is turned on, the second motor 61 operates to drive the second lead screw 62 to rotate, the second lead screw 62 is a bidirectional lead screw, so that the two third moving blocks 63 relatively move, and drive the two limiting rings 7 at the lower end to relatively approach or relatively move away, can promote the GPO material between two spacing rings 7 for position change about the GPO material on the live-rollers 5, can guarantee through this kind of regulation mode that the position is aimed at the feed inlet left and right sides position of pelleter 11 about the GPO material, synthesize the upper and lower height and the left and right sides position that GPO material can accurately be adjusted in the cooperation of above-mentioned deviation rectifying mechanism 3 and adjustment mechanism 6, make the GPO material aim at the feed inlet of pelleter 11 and carry.

Example two

Referring to fig. 1, a further improvement is made on the basis of embodiment 1:

in a further embodiment, a fixing frame 8 is fixedly connected to the upper end of the base plate 1 and located between the granulator 11 and the connecting frame 2, a second laser distance meter 10 is fixedly connected to the upper end of the base plate 1 and located below the fixing frame 8, a second laser distance meter 10 is fixedly connected to the top end of the inner side of the fixing frame 8, the two second laser distance meters 10 are arranged oppositely, the conveying height position of the GPO material is detected through the second laser distance meter 10, the deviation can be accurately corrected according to the height position of the GPO material, the GPO material is conveyed into the granulator 11 from the lower side of the fixing frame 8 during detection, the two second laser distance meters 10 on the upper side and the lower side can emit laser to the upper side and the lower side of the GPO material during conveying, so that the distance between the two second laser distance meters 10 and the upper side and the lower side of the GPO material is detected, the distance data is transmitted to the equipment controller, the controller can calculate the height position of the GPO material according to the detected data, when the height position of GPO material is not aligned to the height of the feed inlet of the granulator 11, the controller can transmit signals to two motors 31 of the deviation rectifying mechanism 3, the deviation is rectified by adjusting, similarly, the laser distance measuring devices 9 are fixedly connected to the two sides of the inner side of the fixing frame 8, the two laser distance measuring devices 9 are arranged oppositely, laser is emitted through the laser distance measuring devices 9 for detection, the distance data of the positions of the two sides of the GPO material can be detected, the distance data of the two sides are transmitted to the master controller, the controller can calculate the left position and the right position of the GPO material according to the distance data, when the left position and the right position of the GPO material cannot be aligned to the left position and the right position of the feed inlet of the granulator 11, the controller sends signals to the motors 61 of the adjusting mechanism 6, and the left position and the right position of the GPO material can be adjusted.

EXAMPLE III

Referring to fig. 1 and fig. 5, a further improvement is made on the basis of embodiment 1:

in a further embodiment, one side of the connecting frame 2, which is far away from the fixed frame 8, is located at the upper end of the bottom plate 1, and is fixedly connected with a pair of side posts 12, the opposite sides of the pair of side posts 12 are both provided with vertical slots, and the vertical slots are both provided with lifting mechanisms 13, each lifting mechanism 13 comprises two third motors 131, the two third motors 131 are respectively and fixedly connected to the bottom ends of the vertical slots of the corresponding side posts 12, the upper ends of the third motors 131 are both fixedly connected with third lead screws 132, the surface of the third lead screws 132 is uniformly sleeved with fourth moving blocks 133 in a threaded manner, an adjusting roller 14 is rotatably connected between the pair of fourth moving blocks 133, the tension of the GPO material on the adjusting roller 14 can be changed by changing the height of the adjusting roller 14, the GPO material can be tensioned or loosened, the phenomenon that wrinkles are generated due to the tension or the excessive tension affects the conveying when the GPO material is conveyed is avoided, when the height of the adjusting roller 14 is too small, the two third motors 131 can be opened, the two third screw rods 132 are driven to rotate, so that the height of the two fourth moving blocks 133 is changed, the height of the adjusting roller 14 between the two fourth moving blocks 133 can be adjusted, and the straightness of the GPO material conveyed on the adjusting roller 14 is guaranteed.

Example four

Referring to fig. 1 and fig. 6, a further improvement is made on the basis of embodiment 1:

in a further embodiment, a pair of mounting posts 15 is fixedly connected to the upper end of the bottom plate 1 on the side of the side post 12 away from the connecting frame 2, an upper mounting cylinder 16 is fixedly connected to the upper portion between the pair of mounting posts 15, a lower mounting cylinder 17 is fixedly connected to the lower portion between the pair of mounting posts 15, the interior of the upper mounting cylinder 16 is of a hollow structure, a hot air blower 20 is fixedly connected to the interior of the upper mounting cylinder 16, the interior of the lower mounting cylinder 17 is of a hollow structure, an exhaust fan 21 is fixedly connected to the interior of the lower mounting cylinder 17, hot air can be blown out by the hot air blower 20 to heat and promote leveling of GPO materials between the upper mounting cylinder 16 and the lower mounting cylinder 17, wrinkles on the surface of the GPO materials are reduced, the subsequent granulation effect is improved, and the temperature of ambient air is raised by the hot air blown by the hot air blower 20, the exhaust fan 21 can suck in the hot air blown out by the hot air blower 20 and blow out to the bottom end of the GPO materials again to heat and promote leveling, in this way, the upper end and the lower end of the GPO material can be effectively smoothed through the cooperation of the exhaust fan 21 and the hot air fan 20.

When the air heater 20 is used, the upper side and the lower side of the upper mounting barrel 16 are both provided with a plurality of upper air holes 18 along the length direction, air enters from the upper air holes 18 on the upper side of the upper mounting barrel 16, hot air blown out by the air heater 20 is blown out from the lower air holes 18 on the upper side of the upper mounting barrel 16, the upper side and the lower side of the lower mounting barrel 17 are both provided with a plurality of lower air holes 19 along the length direction, the air outlet end of the air heater 20 is opposite to the lower air holes 18 on the lower side of the upper mounting barrel 16, the air inlet end of the air exhauster 21 is opposite to the lower air holes 19 on the lower mounting barrel 17, the air outlet end of the air exhauster 21 is opposite to the upper air holes 19 on the lower mounting barrel 17, after ambient air is heated, the air exhauster 21 sucks in hot air from the lower air holes 19 on the lower side of the lower mounting barrel 17, and blows out the hot air from the upper air holes 19 on the lower side of the lower mounting barrel 17.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. The GPO granulating device with the roller type deviation rectifying mechanism comprises a bottom plate (1) and is characterized in that the middle of the upper end of the bottom plate (1) is fixedly connected with a connecting frame (2), vertical grooves are formed in two sides of the inner side of the connecting frame (2), deviation rectifying mechanisms (3) are arranged in the vertical grooves, each deviation rectifying mechanism (3) comprises two motors (31), the two motors (31) are respectively and fixedly connected to the bottom ends of the vertical grooves of the corresponding connecting frames (2), the output ends of the motors (31) are respectively and fixedly connected with a first lead screw (32), the upper parts of the first lead screws (32) are respectively and threadedly connected with a first moving block (33), the lower parts of the first lead screws (32) are respectively and threadedly connected with a second moving block (34), a cross rod (4) is fixedly connected between the first moving blocks (33), and a rotating roller (5) is fixedly connected between the second moving blocks (34), one end of the upper end of the bottom plate (1) is fixedly connected with a granulator (11);

the bottom of horizontal pole (4) has been seted up the transverse groove and has been provided with adjustment mechanism (6) in the transverse groove, adjustment mechanism (6) include No. two motor (61), No. two motor (61) fixed connection are in the transverse groove one end of horizontal pole (4), No. two output fixedly connected with lead screw (62) of No. two motor (61), the equal threaded connection in both sides of No. two lead screw (62) has No. three movable block (63), two the lower extreme fixedly connected with spacing ring (7) of No. three movable block (63), two spacing ring (7) slide respectively to cup joint in the both sides of live-rollers (5).

2. The GPO granulating device with the roller correcting mechanism in claim 1, characterized in that: the upper end of bottom plate (1) just is located fixedly connected with mount (8) between pelleter (11) and link (2), bottom plate (1) upper end just is located No. two laser range finder (10) of mount (8) below fixedly connected with, No. two laser range finder (10) of inboard top fixedly connected with of mount (8), two No. two laser range finder (10) set up relatively.

3. The GPO granulating device with the roller correcting mechanism in claim 2, characterized in that: the laser ranging device is characterized in that two sides of the inner side of the fixing frame (8) are fixedly connected with a laser ranging device (9), and the two laser ranging devices (9) are arranged oppositely.

4. The GPO pelletizing device with roll deviation rectifying mechanism of claim 3, characterized in that: the connecting frame (2) is far away from one side of the fixing frame (8) and is located at the upper end of the bottom plate (1), a pair of side columns (12) is fixedly connected to the upper end of the connecting frame, vertical grooves are formed in opposite sides of the pair of side columns (12), a lifting mechanism (13) is arranged in each vertical groove, each lifting mechanism (13) comprises two motors (131), the motors (131) are fixedly connected to the bottom ends of the vertical grooves of the corresponding side columns (12) respectively, a third lead screw (132) is fixedly connected to the upper end of each motor (131), a fourth moving block (133) is sleeved on the surface of each lead screw (132) in a threaded manner, and an adjusting roller (14) is rotatably connected between the corresponding fourth moving block (133).

5. The GPO pelletizing device with roll deviation rectifying mechanism of claim 4, characterized in that: one side of link (2) is kept away from in side post (12) and a pair of erection column (15) of upper end fixedly connected with that is located bottom plate (1), it is a pair of installation section of thick bamboo (16) are gone up to upper portion fixedly connected with between erection column (15), it is a pair of installation section of thick bamboo (17) are down to lower part fixedly connected with between erection column (15), it is hollow structure to go up installation section of thick bamboo (16) inside, go up installation section of thick bamboo (16) inside fixedly connected with air heater (20), installation section of thick bamboo (17) inside is hollow structure down, the inside fixedly connected with air exhauster (21) of installation section of thick bamboo (17) down.

6. The GPO granulating device with the roller correcting mechanism in claim 5, characterized in that: the upper side and the lower side of the upper mounting barrel (16) are provided with a plurality of upper air holes (18) along the length direction, the upper side and the lower side of the lower mounting barrel (17) are provided with a plurality of lower air holes (19) along the length direction, and the air outlet end of the air heater (20) is opposite to the lower side upper air holes (18) of the upper mounting barrel (16).

7. The GPO pelletizing device with roll deviation rectifying mechanism of claim 6, characterized in that: the air inlet end of the exhaust fan (21) is provided with a lower air outlet hole (19) of the lower side of the lower installation barrel (17) relatively, and the air outlet end of the exhaust fan (21) is provided with an upper air outlet hole (19) of the lower side of the lower installation barrel (17) relatively.

8. The pelletizing method of the GPO pelletizing apparatus with roll deviation rectification mechanism of claim 7, comprising the steps of:

a1: when the GPO granulating device is used, GPO materials are conveyed from the rotating roller (5) to the granulator (11) for granulating, the height of the rotating roller (5) can be adjusted through the deviation correcting mechanism (3), so that the position of the GPO materials conveyed on the rotating roller (5) is adjusted, and the GPO materials are aligned to the height position of a feeding hole of the granulator (11) during conveying;

a2: the left and right positions of the GPO material can be accurately adjusted through the matching of the adjusting mechanism (6), so that the GPO material is conveyed by aiming at a feed inlet of the granulator (11);

a3: the height position and the left and right positions of the GPO material can be accurately detected through the first laser range finder (9) and the second laser range finder (10), and the correction of the positions is conveniently carried out by matching with the deviation correcting mechanism (3) and the adjusting mechanism (6);

a4: through the height of adjusting roller (14), can guarantee the straightness of the GPO material of carrying on adjusting roller (14), reduce the wrinkle on GPO material surface to air heater (20) and air exhauster (21) can evenly heat the upper and lower face of GPO material, promote smoothing of material surface wrinkle, improve follow-up eager grain effect.