CN209999771U - Special plastic packaging bag for flue-cured tobaccos and processing equipment thereof - Google Patents

Abstract

The utility model discloses a special plastic packaging bag of flue-cured tobacco and processing equipment thereof, the wrapping bag includes the cuboid bag body, both sides in bag body bottom are provided with left and right side banding line, the middle part of bag body bottom is provided with long banding line, the outside at left and right side banding line and long banding line corresponds respectively and is provided with bag end left side, the wide tear mouth line in right side and bag end cutting line, its processing equipment includes that the film mechanism is put along what the wrapping bag production line set gradually, draw membrane mechanism, control side banding mechanism, control side tear mouth mechanism, bag end length banding trimming mechanism, the bag membrane is followed and is put membrane mechanism and is set out, form the finished product wrapping bag after drawing membrane, banding, side cut and bag end banding, side cut in proper order, the utility model aims to provide simple structure, easy operation, the seal cut soon, the bag body and bag end firmly not drop at the bottom, the bag body is plain and easy packing, the operation continuity is strong, high efficiency, long service life of part, the special plastic packaging bag body and processing equipment of flue-cured.

Description

Special plastic packaging bag for flue-cured tobaccos and processing equipment thereof

Technical Field

The utility model relates to a wrapping bag and processing equipment technical field specifically are special plastic packaging bag of kinds of flue-cured tobacco and processing equipment thereof.

Background

In the traditional processing process of the plastic packaging bag special for flue-cured tobacco, because the plastic packaging bag special for flue-cured tobacco is in a three-dimensional shape with a square bottom, the volume ratio of the bag body needs to reach 0.5m³The capacity of the packaging bag is that when the packaging bag is processed, the bottom shape needs to be measured according to the specification and the dimension, the bag bottom and the bag body are cut and blanked according to the specification and the dimension, the square bottom and the three-dimensional bag body are respectively sealed according to single four sides by a portable hot melting edge sealing machine, after the packaging bag is formed, air enters the bag during sealing and expands, the bag needs to be manually extruded, and then the bag can be stacked and packaged, so that the yield is low, the efficiency is poor, labor and time are wasted, raw materials are wasted, the yield and the quality are influenced, the cost and the waste product loss are increased, the phenomena of sealing, melting and fusing of the bag bottom of the packaging bag processed by the method are serious, the bag body is not resistant to extrusion after being filled, the bag body and the bag bottom are bonded frequently, the packaging quality of the flue-cured tobacco is influenced, and the corresponding economic loss is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide special plastic packaging bags for flue-cured tobacco and processing equipment thereof that simple structure, easy operation, seal and cut soon, the bag body firmly does not drop at the bottom of the bag, the bag body is flat real easy packing, the operation continuity is strong, efficient, part long service life, maintenance rate are low.

In order to achieve the purpose, the utility model provides a special plastic packaging bag of kinds of flue-cured tobacco, including the cubic bag body, both sides in the bag body bottom are provided with left side banding line and right side banding line, the middle part of bag body bottom is provided with long banding line, correspond respectively in the outside of left side banding line, right side banding line and long banding line and be provided with bag end left side wide tear mouth line, bag end right side wide tear mouth line and bag end cutting line, the contained angle of left side banding line and bag body left side sideline is 45, the contained angle of right side banding line and bag body right side sideline is 45, and the crossing point of left side banding line and long banding line equals half of sack width W to the perpendicular distance of bag body left side sideline, the crossing point of right side banding line and long banding line equals half of sack width W to the perpendicular distance of bag body right side sideline.

processing equipment of special plastic packaging bag of flue-cured tobacco, include along the wrapping bag production line set gradually put membrane mechanism, draw membrane mechanism, control side banding mechanism, control side tearing notch mechanism, the long banding side cut edge mechanism at the bottom of the bag, the bag membrane is from putting membrane mechanism, in proper order through draw membrane mechanism draw membrane, control side banding mechanism banding, control side tearing notch mechanism side cut and bag end long banding side cut edge mechanism banding side cut back and form the finished product wrapping bag.

, the film releasing mechanism comprises a film releasing support and a core rod, the core rod is rotatably arranged on the film releasing support, and the bag film is arranged on the core rod in a penetrating way.

, the film drawing mechanism comprises a bracket, a diffuse reflection photoelectric switch is arranged on the lower portion of the bracket close to the side of the bag film, a film drawing driving rubber roller and a film drawing driven rubber roller which are tangent to the outer circle surface are arranged on the upper portion of the bracket, a turning guide roller is arranged at the front end of the feeding of the film drawing rubber roller, a second turning guide roller and a third turning guide roller are arranged at the rear end of the discharging, a buffering straw curtain is arranged between the second turning guide roller and the third turning guide roller, and the end of the film drawing driving rubber roller is connected with a film drawing direct current motor.

, the left side edge sealing mechanism and the right side edge sealing mechanism comprise a second support, flat supporting rollers are arranged at the front end and the rear end of the second support respectively, an upper edge sealing cylinder and a lower edge sealing cylinder are arranged between the two flat supporting rollers, the working end of the upper edge sealing cylinder is connected with an upper electric heating sealing knife, the working end of the lower edge sealing cylinder is connected with a lower electric heating sealing knife, and a electric heating control box is further arranged at the lower portion of the second support.

, the left and right tearing port mechanisms comprise a third support, second flat support rollers are arranged at the front end and the rear end of the third support, an upper tearing port cylinder and a lower tearing port cylinder are arranged between the two second flat support rollers, the working end of the upper tearing port cylinder is connected with an upper electric heating tearing port cutter, the working end of the lower tearing port cylinder is connected with a lower electric heating tearing port cutter, and a second electric heating control box is further arranged at the lower part of the third support.

steps are carried out, the bag bottom long edge sealing and trimming mechanism comprises a fourth support, fourth steering guide rollers are arranged at the front end and the middle end of the fourth support, a fine adjustment guide roller is arranged between the two fourth steering guide rollers, a film traction driving rubber roller and a film traction driven rubber roller are arranged at the rear end of the fourth support, the end of the film traction driving rubber roller is connected with a film traction servo motor, a bag bottom edge sealing and trimming air cylinder is arranged above the rear end of the film traction driving rubber roller, the working end of the bag bottom edge sealing and trimming air cylinder is connected with a buffer spring and a second buffer spring, the free ends of the buffer spring and the second buffer spring are respectively connected with a bag bottom cutter pressing template and a bag bottom hot sealing cutter, a bag bottom cutting blade is arranged below the bag bottom cutter pressing template and is arranged on a bag bottom cutting blade holder, the bag bottom cutting blade holder is connected with the film cutting servo motor through a transmission belt, and a control box is further arranged below the.

, the upper electric heat sealing knife and the lower electric heat sealing knife are arranged at the same position as the position of the left side sealing line and the right side sealing line of the bag body.

, the position of the upper electric heating tearing opening cutter and the lower electric heating tearing opening cutter is equal to the position of the left side wide tearing opening line of the bag bottom of the bag body and the right side wide tearing opening line of the bag bottom.

, the position of the heat sealing knife at the bottom of the bag is equal to the position of the long sealing line of the bag body, and the position of the heat sealing knife at the bottom of the bag is equal to the position of the cutting line of the bottom of the bag.

The utility model has the advantages that: the processing equipment for the plastic packaging bag special for the flue-cured tobacco has the advantages of simple structure, easy operation and quick sealing and cutting, replaces the operation that the packaging bag needs to be cut and fed manually and the bottom of the packaging bag is sealed by a portable hot-melting edge sealing machine, and the bag is not expanded by air after the packaging bag is formed, so that the bag body is flat and easy to pack, the operation continuity is strong, the efficiency is high, the packaging yield of the flue-cured tobacco is high, and the economic benefit of an enterprise is favorably improved; the special packaging bag for flue-cured tobacco produced by the processing equipment has the advantages of smooth edge sealing, less phenomena of seal leakage, melt breakage and fusing, firm heat seal between the bag body and the bag bottom, no falling off, extrusion resistance after the flue-cured tobacco is filled, difficulty in bag breaking and good quality of flue-cured tobacco packaging.

Drawings

FIG. 1 is a schematic structural view of a plastic packaging bag for flue-cured tobacco;

FIG. 2 is a view taken along line A of FIG. 1;

FIG. 3 is a front view of a plastic packaging bag processing device for flue-cured tobacco;

FIG. 4 is a top view of a plastic packaging bag processing device dedicated for flue-cured tobacco;

FIG. 5 is an enlarged view of portion I of FIG. 3;

FIG. 6 is an enlarged view of section II of FIG. 3;

FIG. 7 is an enlarged view of section III of FIG. 3;

in fig. 1 and 2: 6-bag body, 61-left side edge sealing line, 62-left side wide tearing line of bag bottom, 63-right side edge sealing line, 64-right side wide tearing line of bag bottom, 65-long edge sealing line and 66-bag bottom cutting line;

in FIGS. 3-7, the cutting machine comprises a 1-film releasing mechanism, a 10-film releasing support, a 11-core rod, a 12-bag film, a 2-film pulling mechanism, a 20-th support, a 21-diffuse reflection photoelectric switch, a 22-th turning guide roller, a 23-film pulling driving rubber roller, a 24-film pulling direct current motor, a 25-buffer straw curtain, a 26-second turning guide roller, a 27-third turning guide roller, a 28-film pulling driven rubber roller, a 3-left and right side edge sealing mechanism, a 30-second support, a 31- flat carrier roller, a 32-upper edge sealing cylinder, a 33-lower edge sealing cylinder, a 34-upper heat sealing knife, a 35-lower electric heating transmission belt sealing knife, a 36- electric heating control box, a 4-left and right side tear opening mechanism, a 40-third support, a 41-second flat carrier roller, a 42-upper tear opening cylinder, a 43-lower tear opening cylinder, a 44-upper heating tear opening knife, a 45-lower electric heating tear opening, a 46-second electric heating control box, a 5-bag cutting frame, a 5-fourth edge cutting motor, a fourth film pulling guide roller, a 23-bottom edge cutting motor, a fourth film pulling roller, a 24-bottom edge cutting motor, a 27-third film pulling roller, a fourth film pulling roller, a 27-third film pulling direct current motor, a fourth film pulling roller, a fourth film pulling direct current motor, a third film pulling roller, a fourth film pulling direct current motor, a fourth film pulling direct current.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of , but not all embodiments.

Please refer to fig. 1-2, the utility model provides a technical solutions for plastic packaging bags for flue-cured tobacco, including the cubic bag body 6, both sides at the bottom of the bag body 6 are provided with a left side edge sealing line 61 and a right side edge sealing line 63, the middle part at the bottom of the bag body 6 is provided with a long edge sealing line 65, the outer sides of the left side edge sealing line 61, the right side edge sealing line 63 and the long edge sealing line 65 are respectively and correspondingly provided with a bag bottom left side wide tear line 62, a bag bottom right side wide tear line 64 and a bag bottom cutting line 66, the included angle between the left side edge sealing line 61 and the bag body 6 left side edge line is 45 degrees, the included angle between the right side edge sealing line 63 and the bag body 6 right side edge line is 45 degrees, and the vertical distance between the intersection point of the left side edge sealing line 61 and the long edge sealing line 65 and the bag body 6 left side edge line is equal to halves of the bag mouth width W, and the vertical distance between the intersection point of.

kind of processing equipment of special plastic packaging bag of flue-cured tobacco, include along the wrapping bag production line set gradually put membrane mechanism 1, draw membrane mechanism 2, control side banding mechanism 3, control side tear notch mechanism 4, long banding side cut mechanism 5 at the bottom of the bag, bag membrane 12 is from putting membrane mechanism 1 and is set out, in proper order through drawing membrane mechanism 2 and drawing the membrane, control side banding mechanism 3 banding, control side tear notch mechanism 4 side cut and bag bottom long banding side cut mechanism 5 banding side cut form the finished product wrapping bag after cutting edge.

The film releasing mechanism 1 comprises a film releasing support 10 and a core rod 11, wherein the core rod 11 is rotatably arranged on the film releasing support 10, and a bag film 12 is arranged on the core rod 11 in a penetrating manner.

The film drawing mechanism 2 comprises an th support 20, a diffuse reflection photoelectric switch 21 is arranged on the side of the lower portion of the th support 20 close to the bag film 12, a film drawing driving rubber roller 23 and a film drawing driven rubber roller 28 which are tangent to the outer circle surface are arranged on the upper portion of the th support 20, a turning guide roller 22 is arranged at the feeding front end of the film drawing rubber roller, a second turning guide roller 26 and a third turning guide roller 27 are arranged at the discharging rear end of the film, a buffer grass curtain 25 is arranged between the second turning guide roller 26 and the third turning guide roller 27, and the end of the film drawing driving rubber roller 23 is connected with a film drawing direct current motor 24.

The left and right side edge sealing mechanisms 3 comprise a second support 30, th flat carrier rollers 31 are respectively arranged at the front end and the rear end of the second support 30, an upper edge sealing air cylinder 32 and a lower edge sealing air cylinder 33 are arranged between the two th flat carrier rollers 31, the working end of the upper edge sealing air cylinder 32 is connected with an upper electric heating sealing knife 34, the working end of the lower edge sealing air cylinder 33 is connected with a lower electric heating sealing knife 35, and a th electric heating control box 36 is further arranged at the lower part of the second support 30.

The left and right tearing port mechanism 4 comprises a third support 40, second flat support rollers 41 are arranged at the front end and the rear end of the third support 40, an upper tearing port cylinder 42 and a lower tearing port cylinder 43 are arranged between the two second flat support rollers 41, the working end of the upper tearing port cylinder 42 is connected with an upper electric heating tearing port cutter 44, the working end of the lower tearing port cylinder 43 is connected with a lower electric heating tearing port cutter 45, and a second electric heating control box 46 is further arranged at the lower part of the third support 40.

The bag bottom long edge sealing and trimming mechanism 5 comprises a fourth support 50, fourth steering guide rollers 51 are arranged at the front end and the middle end of the fourth support 50, a fine-tuning guide roller 52 is arranged between the two fourth steering guide rollers 51, a film traction driving rubber roller 53 and a film traction driven rubber roller 515 are arranged at the rear end of the fourth support 50, the end of the film traction driving rubber roller 53 is connected with a film traction servo motor 512, a bag bottom edge sealing and trimming air cylinder 54 is arranged above the rear end of the film traction driving rubber roller 53, the working end of the bag bottom edge sealing and trimming air cylinder 54 is connected with a buffer spring 55 and a second buffer spring 58, the free ends of the buffer spring 55 and the second buffer spring 58 are respectively connected with a bag bottom cutter pressing template 57 and a bag bottom heat sealing cutter 56, a bag bottom cutting blade 59 is arranged below the bag bottom cutter pressing template 57, the bag bottom cutting blade 59 is arranged on the bag bottom cutting blade holder 510, the bag bottom cutting blade holder 510 is connected with a film cutting servo motor 513 through a transmission belt 511, and a control box 514.

The upper electric heat sealing knife 34 and the lower electric heat sealing knife 35 are arranged at the same position as the position of the left side sealing line 61 and the right side sealing line 63 of the bag body 6.

The positions of the upper electric heating tearing opening cutter 44 and the lower electric heating tearing opening cutter 45 are equal to the position of the left side wide tearing opening line 62 and the right side wide tearing opening line 64 of the bag bottom of the bag body 6.

The position of the bag bottom heat sealing knife 56 is consistent with the position of the long sealing line 65 of the bag body 6, and the position of the bag bottom cutting knife pressing the template 57 and the bag bottom cutting blade 59 is consistent with the position of the bag bottom cutting line 66.

The utility model discloses a theory of operation and step:

①, the system is powered on, respective heating temperatures are set on the electric heating control 36, the second electric heating control 46 and the control box 514 respectively, and the power is powered on to heat, so that the heating temperatures reach the system requirements;

②, setting the length and the number of the bags 6 on the control box 514;

③, adjusting the distance between the left and right side edge sealing mechanisms 3 and the left and right side tearing opening mechanisms 4 to meet the requirement of bag length;

④, placing the bag film 12 meeting the requirement on the film placing bracket 10;

⑤, after the bag film 12 is manually pulled to a position between the film traction driving rubber roller 53 and the film traction driven rubber roller 515, a start button on the control box 514 is pressed, the system controls the film traction servo motor 512 to work and drives the film traction driving rubber roller 53 and the film traction driven rubber roller 515 to rotate, the bag film 12 is pulled out to meet the required length, when the length meets the requirement, the film traction servo motor 512 stops, and simultaneously edge sealing, edge cutting, bottom sealing and film breaking actions are completed, and then the bag film is automatically pulled to enter a working cycle after time delay;

⑥, when the bag film 12 is pulled out by the film traction driving rubber roller 53 and the film traction driven rubber roller 515, the bag film 12 and the buffer straw curtain 25 under the th bracket 20 move upwards, and when the diffuse reflection photoelectric switch 21 cannot detect the bag film 12, the control system automatically signals to make the film pulling direct current motor 24 operate, drives the film pulling driving rubber roller 23 and the film pulling driven rubber roller 28 to rotate to pull out the bag film 12 by part, until the diffuse reflection photoelectric switch 21 detects the bag film 12;

⑦, driven by the film traction driving rubber roller 53 and the film traction driven rubber roller 515, when the length reaches the requirement, the film traction servo motor 512 stops the film traction driving rubber roller 53 and the film traction driven rubber roller 515 to rotate, and the left and right side edge sealing mechanisms 3 work in such a way that the system sends out signals, the upper edge sealing air cylinder 32/the lower edge sealing air cylinder 33 act, the piston rods respectively extend downwards/upwards and drive the upper electric heat sealing knife 34/the lower electric heat sealing knife 35 to move downwards/upwards, the bag film 12 is clamped and the hot melt plasticizing bonding edge sealing is completed, and the upper edge sealing air cylinder 32 and the lower edge sealing air cylinder 33 reset;

⑧, driven by the film traction driving rubber roller 53 and the film traction driven rubber roller 515, when the length reaches the requirement, the film traction servo motor 512 stops the film traction driving rubber roller 53 and the film traction driven rubber roller 515 to rotate, and the left and right side tearing opening mechanisms 4 work in such a way that the system sends out a signal, the upper tearing opening cylinder 42\ the lower tearing opening cylinder 43 acts, the piston rod respectively extends downwards \ upwards and drives the upper electric heating tearing opening cutter 44\ the lower electric heating tearing opening cutter 45 to move downwards \ upwards, the bag film 12 is clamped and the tearing opening edge cutting is completed, and the upper tearing opening cylinder 42\ the lower tearing opening cylinder 43 resets;

⑨, driven by the film traction driving rubber roller 53 and the film traction driven rubber roller 515, when the length reaches the requirement, the film traction servo motor 512 stops the film traction driving rubber roller 53 and the film traction driven rubber roller 515 from rotating, the bag bottom long edge sealing and trimming mechanism 5 works in such a way that the system sends out a signal, the bag bottom edge sealing and trimming cylinder 54 acts to drive the bag bottom heat sealing knife 56 to press on the bag film 12 for hot melting and plasticizing adhesion, meanwhile, the bag bottom knife compresses the template 57 to press the bag film 12, the film breaking servo motor 513 rotates to drive the transmission belt 511, and the bag bottom cutting knife 59 horizontally moves along with the transmission belt 511 to cut off the bag film 12.

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.

Claims (10)

1. The plastic packaging bag special for flue-cured tobaccos comprises a cuboidal bag body (6), and is characterized in that a left side edge sealing line (61) and a right side edge sealing line (63) are arranged on two sides of the bottom of the bag body (6), a long edge sealing line (65) is arranged in the middle of the bottom of the bag body (6), a bag bottom left side wide tearing opening line (62), a bag bottom right side wide tearing opening line (64) and a bag bottom cutting line (66) are correspondingly arranged on the outer sides of the left side edge sealing line (61), the right side edge sealing line (63) and the long edge sealing line (65) respectively, an included angle between the left side edge sealing line (61) and the left side edge line of the bag body (6) is 45 degrees, an included angle between the right side edge sealing line (63) and the right side edge line of the bag body (6) is 45 degrees, and the vertical distance from the intersection point of the left side edge sealing line (61) and the long edge sealing line (65) to the left side edge line of the bag body (6) is equal to half of the width of the bag opening half of the bag body.
2. 2, processing equipment for plastic packaging bags special for flue-cured tobacco, which is characterized by comprising a film placing mechanism (1), a film pulling mechanism (2), a left side and right side edge sealing mechanism (3), a left side and right side tearing opening mechanism (4) and a bag bottom long edge sealing and trimming mechanism (5) which are sequentially arranged along a packaging bag production line, wherein a bag film (12) is formed into a finished packaging bag after sequentially passing through the film pulling mechanism (2), the film pulling, the edge sealing of the left side and right side edge sealing mechanisms (3), the edge trimming of the left side and right side tearing opening mechanisms (4) and the edge sealing and trimming of the bag bottom long edge sealing and trimming mechanism (5) from the film placing mechanism (1).
3. 3. The processing equipment of kinds of special plastic packaging bags for flue-cured tobacco according to claim 2, characterized in that, the film releasing mechanism (1) comprises a film releasing support (10) and a core rod (11), the core rod (11) is rotatably arranged on the film releasing support (10), and the bag film (12) is arranged on the core rod (11) in a penetrating way.
4. 4. The processing equipment of plastic packaging bags special for flue-cured tobacco according to claim 2, wherein the film drawing mechanism (2) comprises a th support (20), a diffuse reflection photoelectric switch (21) is arranged on the side of the lower portion of the th support (20) close to the bag film (12), a film drawing driving rubber roller (23) and a film drawing driven rubber roller (28) which are tangent to the outer circular surface are arranged on the upper portion of the th support (20), a th steering roller (22) is arranged at the feeding front end of the film drawing rubber roller, a second steering roller (26) and a third steering roller (27) are arranged at the discharging rear end of the film drawing rubber roller, a buffer straw curtain (25) is arranged between the second steering roller (26) and the third steering roller (27), and a end of the film drawing driving rubber roller (23) is connected with a film drawing direct current motor (24).
5. 5. The processing equipment of special plastic packaging bags for flue-cured tobacco according to claim 2, characterized in that the left and right sealing mechanisms (3) comprise a second bracket (30), the front and rear ends of the second bracket (30) are respectively provided with a flat carrier roller (31), an upper sealing cylinder (32) and a lower sealing cylinder (33) are arranged between the two flat carrier rollers (31), the working end of the upper sealing cylinder (32) is connected with an upper electric heat sealing knife (34), the working end of the lower sealing cylinder (33) is connected with a lower electric heat sealing knife (35), and the lower part of the second bracket (30) is further provided with a electric heating control box (36).
6. 6. The processing equipment of special plastic packaging bags for flue-cured tobacco according to claim 2, characterized in that the left and right tear port mechanisms (4) comprise a third bracket (40), the front and rear ends of the third bracket (40) are provided with second flat carrier rollers (41), an upper tear port cylinder (42) and a lower tear port cylinder (43) are arranged between the two second flat carrier rollers (41), the working end of the upper tear port cylinder (42) is connected with an upper electric heating tear port cutter (44), the working end of the lower tear port cylinder (43) is connected with a lower electric heating tear port cutter (45), and the lower part of the third bracket (40) is further provided with a second electric heating control box (46).
7. 7. The processing equipment for special plastic packaging bags for flue-cured tobacco, according to claim 2, characterized in that the bag bottom long edge sealing and trimming mechanism (5) comprises a fourth support (50), fourth steering guide rollers (51) are arranged at the front end and the middle end of the fourth support (50), a fine adjusting guide roller (52) is arranged between the two fourth steering guide rollers (51), a film traction driving rubber roller (53) and a film traction driven rubber roller (515) are arranged at the rear end of the fourth support (50), the end of the film traction driving rubber roller (53) is connected with a film traction servo motor (512), a bag bottom edge sealing and trimming cylinder (54) is arranged above the rear end of the film traction driving rubber roller (53), the working end of the bag bottom edge sealing and trimming cylinder (54) is connected with a buffer spring (55) and a second buffer spring (58), the free ends of the buffer spring (55) and the second buffer spring (58) are respectively connected with a bag bottom cutter pressing template (57) and a bag bottom cutter (56), a cutter seat (59) is arranged below the heat seal bag bottom cutter pressing template (57), a cutter cutting blade seat (59) is arranged below the bag bottom cutting blade seat (510), and a cutter cutting control blade seat (510) is arranged below the bag bottom cutting box (510).
8. 8. The processing equipment for kinds of special plastic packaging bags for flue-cured tobacco according to claim 5, wherein the positions of the upper electric heat sealing knife (34) and the lower electric heat sealing knife (35) are equal to the position of the left side sealing line (61) and the right side sealing line (63) of the bag body (6).
9. 9. The processing equipment of special plastic packaging bags for flue-cured tobacco according to claim 6, wherein the positions of the upper electric heating tearing opening cutter (44) and the lower electric heating tearing opening cutter (45) are equal to the positions of the left wide tearing opening line (62) and the right wide tearing opening line (64) of the bag bottom of the bag body (6).
10. 10. The processing equipment for kinds of special plastic packaging bags for flue-cured tobacco according to claim 7, wherein the position of the bag bottom heat sealing knife (56) is arranged at corresponding to the long sealing line (65) of the bag body (6), and the position of the bag bottom pressing template (57) and the position of the bag bottom cutting blade (59) are arranged at corresponding to the cutting line (66) of the bag bottom.

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