CN111807128A

CN111807128A - Printing, drying and winding device for plastic packaging bags

Info

Publication number: CN111807128A
Application number: CN202010814978.7A
Authority: CN
Inventors: 童美玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2020-10-23

Abstract

The invention discloses a printing, drying and winding device for plastic packaging bags, and relates to the technical field of printing equipment; the printing fixing frame and the unwinding fixing frame are sequentially arranged on the right side of the drying box body from left to right, the printing fixing frame and the unwinding fixing frame are both fixed on the base, a printing mechanism is arranged in the printing fixing frame, the unwinding mechanism is arranged in the unwinding fixing frame, a first through groove is formed in the left side of the unwinding fixing frame, a limiting guide mechanism is arranged on the left side of the unwinding fixing frame, a plurality of guide frames are arranged on the left side of the drying box body and fixed on the base, guide wheels are arranged in the guide frames, a winding fixing frame is fixed at the upper end of the left side of the base, and; can remove the in-process of rolling to the wrapping bag, carry out the stamp operation to it, at the stamp in-process, make a round trip to print the operation through driving the dyestuff on the wrapping bag, avoid the dyestuff inhomogeneous phenomenon to appear.

Description

Printing, drying and winding device for plastic packaging bags

Technical Field

The invention relates to the technical field of printing equipment, in particular to a printing, drying and winding device for plastic packaging bags.

Background

The plastic packaging bag is a packaging bag which takes plastic as a raw material and is used for producing various articles in daily life, and is widely used in daily life and industrial production; along with the continuous development of society, the usage amount of the plastic bag is larger and larger, the requirements on the quality and the appearance of the plastic bag are higher and higher, and characters and patterns are frequently printed on the surface of the plastic bag for the requirements of attractiveness and publicity; if the packaging bag printing technology adopts manpower to directly color the dye, the special time and labor are wasted, in addition, because the ink tank is in a static state, the concentration of the ink in the ink tank is uneven due to precipitation, and finally, the color and luster at the later stage are different.

Disclosure of Invention

The invention aims to provide a printing, drying and winding device for plastic packaging bags, which is simple in structure, reasonable in design and convenient to use, can print the packaging bags in the moving and winding process, and avoids the phenomenon of non-uniformity of dyes by driving the dyes to print on the packaging bags back and forth in the printing process.

In order to achieve the purpose, the invention adopts the technical scheme that: the drying box body is fixed on the base, the drying box body is arranged in an inverted U-shaped structure, the air heater is fixed on the drying box body, an air outlet pipe is fixed at the air outlet end of the air heater, the air outlet pipe penetrates through a top block of the drying box body and is arranged in the drying box body, an extension pipe is fixed at the air outlet end of the air outlet pipe, and a plurality of spray heads are embedded and fixed at the bottom of the extension pipe; the drying box further comprises an unreeling fixing frame, an unreeling mechanism, a limiting guide mechanism, a printing fixing frame, a printing mechanism, a guide frame, guide wheels, a reeling mechanism and a reeling fixing frame, wherein the printing fixing frame and the unreeling fixing frame are sequentially arranged on the right side of the drying box body from left to right;

the unwinding mechanism comprises a sliding seat, a positioning block and a sleeve, wherein a placing groove is formed in the right side of an unwinding fixing frame and is communicated with a first penetrating groove, sliding rails are fixed on the inner walls of the front side and the rear side of the placing groove, a sliding groove is formed in one side of the sliding seat, the sliding seat is arranged on the sliding rails in a left-right sliding mode through the sliding groove, positioning blocks are fixed on the upper side and the lower side of the sliding seat, a plurality of positioning holes are formed in the unwinding fixing frame on the upper side and the lower side of the sliding rails, positioning studs penetrate through the positioning blocks and are inserted into the positioning holes in a screwing mode, a sleeve is arranged on the inner wall of the other side of the sliding seat in a screwing mode through a bearing, a placing shaft is inserted into the sleeve, a plurality of limiting holes are formed in the sleeve, bolts are inserted into the limiting;

the limiting guide mechanism comprises a supporting block, a first electric push rod, an upper guide frame and a guide motor, the upper end of the left side of the unreeling fixing frame is fixed with a supporting block, the bottom of the supporting block is fixed with an electric push rod, the bottom pushing end of the electric push rod is fixed with an upper guide frame, the upper guide frame is arranged in an inverted U-shaped structure, an upper roller is screwed in the upper guide frame through a bearing, the left side of the unreeling fixing frame is provided with a guide motor, the guide motor is fixed on a base, an output shaft of the guide motor is fixed with a screw rod, the screw rod is screwed with a sleeve through threads, the upper end of the sleeve is fixed with a lower guide frame, the upper side of the lower guide frame is screwed with a lower roller through a bearing, the right side of the lower guide frame is fixed with a guide block, the left side of the unreeling fixing frame is provided with a guide groove, the guide groove is arranged on the lower side of the first through groove;

the printing mechanism comprises a driving motor, a guide block, a printing roller, a printing plate, a supporting plate and a second electric push rod, wherein the driving motor is fixed at the front side of the printing fixing frame, after an output shaft of the driving motor passes through the first printing fixing frame, a lead screw is fixed, the lead screw is screwed on the second printing fixing frame through a bearing, the guide block is sleeved on the lead screw through screw thread rotation, a sliding block is fixed on the guide block, a sliding groove is formed in the inner top surface of the printing fixing frame, the sliding block is arranged in the sliding groove in a front-back sliding manner, a hydraulic rod is fixed at the bottom of the sliding block, a roller frame is fixed at the bottom of the hydraulic rod, the roller frame is arranged in an inverted U-shaped structure, the printing roller is screwed on the roller frame through the bearing, the printing plate is arranged at the lower side of the printing roller, the supporting plate is fixed at the front side and the rear side of, an air cylinder is arranged in the printing fixing frame, the air cylinder is fixed on the base, a supporting table is fixed on the air cylinder, and the supporting table is arranged right below the printing plate;

the winding mechanism comprises a rotating motor, a winding shaft sleeve, a fixed block and a guide sleeve, wherein a winding groove is formed in the left side of a winding fixed frame, a second through groove is formed in the right side of the winding fixed frame and is communicated with the winding groove, the rotating motor is fixed on the front side of the winding fixed frame, an output shaft of the rotating motor penetrates through the front side of the winding fixed frame and is arranged in the winding groove, the winding shaft sleeve is fixed on the output shaft of the rotating motor, the fixed block is fixed on the inner wall of the rear side of the winding fixed frame, the guide sleeve is screwed on the front side of the fixed block through a bearing, slots are formed in the guide sleeve and the winding shaft sleeve, the winding shaft is inserted in the slots, a plurality of positioning grooves are formed in the winding shaft sleeve and the guide sleeve which are positioned on the upper side and the lower side of the slots in a penetrating manner, positioning bolts are inserted in the positioning grooves, the exposed end is screwed with the nut through threads;

the drying box body is characterized in that a control panel is fixed on the front side of the drying box body, an air heater, an electric push rod, a guide motor, a driving motor, an electric push rod II, an air cylinder and a rotating motor are all connected with the control panel, wherein the control panel, the air heater, the electric push rod I, the guide motor, the driving motor, the electric push rod II and the rotating motor are all connected with an external power supply, and the air cylinder is connected with an external air source.

Furthermore, a supporting block is fixed on the inner top surface of the drying box body, the supporting block is arranged on the right side of the air outlet pipe, a plurality of connecting blocks are fixed at the bottom of the supporting block, the connecting blocks are distributed at equal intervals, a locking support is fixed at the bottom of each connecting block, the locking support is sleeved on the extension pipe, a bolt penetrates through the opening end of the bottom of the locking support, and the tail part of the bolt is screwed with a nut through threads; the extension pipe is supported through the locking support, and the locking support is supported through the support block and the connecting block.

Furthermore, the inner walls of the first block and the second block are provided with guide grooves, guide support blocks are fixed on the outer sides of the supporting plates and are arranged in the guide grooves in a vertically sliding mode, and the supporting plates are guided through the sliding fit of the guide support blocks and the guide grooves when moving vertically.

Furthermore, the guide frame comprises a guide support and a third electric push rod, the third electric push rod is fixed on the base, the upper end pushing end of the third electric push rod is fixedly connected with the guide support, the guide support is arranged in a U-shaped structure, and the guide wheel is arranged in the guide support in a screwed connection mode through a bearing; the third electric push rod pushes the guide support to move up and down, so that the height of the guide wheel is adjusted.

Furthermore, the central shafts of the upper roller and the lower roller are arranged on the same vertical plane, so that the upper roller and the lower roller are arranged up and down correspondingly.

The working principle of the invention is as follows: the front end and the rear end of the placing shaft are respectively inserted into the corresponding sleeves and screwed through bolts, and a packaging bag on the winding shaft sequentially passes through the first through groove, the limiting guide mechanism, the printing fixing frame and the drying box body from right to left, is sequentially wound with a plurality of guide wheels and is fixed on the winding shaft; in the process, a sleeve is arranged in a sliding seat in a screwing mode, the sliding seat is arranged on a sliding rail in a sliding mode, a positioning block is fixedly screwed through a positioning stud, so that a packaging bag on a placing shaft is placed in a placing groove, a guide motor is started to drive a screw rod to rotate, the screw rod rotates to push a sleeve to move up and down through threads, a lower guide frame moves upwards to drive a lower roller to move upwards to support the packaging bag through the lower roller, meanwhile, an electric push rod drives an upper guide frame to move downwards to enable an upper roller to move downwards, and the packaging bag is limited and guided through the up-and-down movement matching of the upper roller and the lower roller; the packaging bag is driven to move upwards by the pushing of the air cylinder, the packaging bag is arranged on the supporting table and is supported by the supporting table, the second electric push rod drives the supporting plate to move downwards to enable the printing plate to be in contact with the packaging bag, printed patterns are engraved on the bottom of the printing plate, the roller frame is moved downwards by the hydraulic rod until the printing roller is in contact with the printing plate, the driving motor is started to drive the screw rod on the output shaft to rotate, the guide block on the screw rod moves in the front-back direction, the roller frame is driven to move in the front-back direction, the printed patterns are printed on the packaging bag by dye, the printed packaging bag flows into the drying box body, hot air is blown into the spray head by the hot air blower, the hot air is sprayed onto the packaging bag from the spray head, the printed patterns on the packaging bag are dried, and the dried packaging bag rotates, the winding shaft is driven to rotate, the packaging bag after being dried is wound, the packaging bag is guided through the guide wheel in the winding process, and the winding shaft after being wound is manually unscrewed through the positioning bolt on the upper side of the winding shaft, so that the winding shaft is taken out.

After adopting the structure, the invention has the beneficial effects that:

1. before the packaging bag is printed, the packaging bag is guided and limited by the up-down sliding fit of the upper roller and the lower roller, and is supported by the supporting table, so that the upper surfaces of the lower roller and the supporting table are positioned on the same horizontal plane, and the packaging bag is in a balanced state;

2. the printing plate is driven to move downwards to the packaging bag, and the printing roller is driven to move in the printing plate in the front-back direction, so that the dye is printed on the packaging bag from the printing pattern in the printing plate;

3. the placing shaft and the winding shaft can be installed and taken, so that the packaging bag can be conveniently placed and taken;

4. the packaging bags dried by the guide wheels are guided, so that the packaging bags are in a tight state, looseness of the packaging bags is avoided, and the printing quality is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a left side view of fig. 1.

Fig. 4 is a right side view of fig. 1.

Fig. 5 is a sectional view taken along line a-a in fig. 2.

Fig. 6 is a sectional view taken along line B-B in fig. 1.

Fig. 7 is a sectional view taken along line C-C in fig. 1.

Fig. 8 is a sectional view taken along line D-D in fig. 1.

Fig. 9 is a schematic view showing the structure of the locking bracket of the present invention.

Fig. 10 is an enlarged view of a portion E of fig. 5.

Fig. 11 is an enlarged view of portion F of fig. 5.

Description of reference numerals:

the device comprises a base 1, a drying box body 2, a hot air blower 3, an extension pipe 4, a spray head 5, an air outlet pipe 6, an unreeling fixing frame 7, a placing groove 7-1, a first through groove 7-2, a positioning hole 7-3, a guide groove 7-4, an unreeling mechanism 8, a sliding seat 8-1, a positioning block 8-2, a sleeve 8-3, a sliding rail 8-4, a sliding groove 8-5, a limiting hole 8-6, a placing shaft 8-7, a limiting guide mechanism 9, a supporting block 9-1, a first electric push rod 9-2, an upper guide frame 9-3, a guide motor 9-4, a screw rod 9-5, a sleeve 9-6, a lower guide frame 9-7, an upper roller 9-8, a lower roller 9-9, a guide block 9-10, a printing fixing frame 10, a first block 10-1, a second block 10-2, a printing, 10-3 parts of sliding groove, 10-4 parts of guide groove, 11 parts of printing mechanism, 11-1 parts of driving motor, 11-2 parts of guide block, 11-3 parts of printing roller, 11-4 parts of printing plate, 11-5 parts of supporting plate, 11-6 parts of second electric push rod, 11-7 parts of screw rod, 11-8 parts of sliding block, 11-9 parts of hydraulic rod, 11-10 parts of roller frame, 11-11 parts of air cylinder, 11-12 parts of supporting table, 12 parts of guide frame, 12-1 parts of guide frame, 12-2 parts of third electric push rod, 13 parts of winding mechanism, 13-1 parts of rotating motor, 13-2 parts of winding shaft sleeve, 13-3 parts of fixing block, 13-7 parts of guide sleeve, 13-4 parts of slot, 13-5 parts of positioning slot, 13-6 parts of winding shaft, 14 parts of winding fixing frame, 14-1, Control panel 15, a supporting block 16, a connecting block 17, a locking bracket 18, a guide supporting block 19 and a guide wheel 20.

Detailed Description

The invention will be further described with reference to the accompanying drawings.

Referring to fig. 1 to fig. 11, the technical solution adopted by the present embodiment is: the drying oven comprises a base 1, a drying oven body 2, an air heater 3, an extension pipe 4 and a spray head 5, wherein the drying oven body 2 is fixedly welded on the base 1, the drying oven body 2 is arranged in an inverted U-shaped structure, the air heater 3 with the model of CY125 is fixedly arranged on the drying oven body 2 by utilizing screws, an air outlet end of the air heater 3 is fixedly provided with an air outlet pipe 6, the air outlet pipe 6 passes through a top block of the drying oven body 2 and is arranged in the drying oven body 2, the air outlet end of the air outlet pipe 6 is fixedly provided with the extension pipe 4, the bottom of the extension pipe 4 is embedded and fixed with a plurality of spray heads 5, a support block 16 is fixedly welded on the inner top surface of the drying oven body 2, the support block 16 is arranged on the right side of the air outlet pipe 6, the bottom of the support block 16 is fixedly welded with four connecting blocks 17, the four connecting blocks 17 are arranged in an equidistant distribution manner, the bottom, a bolt is arranged at the bottom opening end of the locking bracket 18 in a penetrating way, and the tail part of the bolt is screwed with a nut through threads; the drying oven further comprises an unreeling fixing frame 7, an unreeling mechanism 8, a limiting guide mechanism 9, a printing fixing frame 10, a printing mechanism 11, a guide frame 12, a guide wheel 20, a reeling mechanism 13 and a reeling fixing frame 14, the printing fixing frame 10 and the unreeling fixing frame 7 are sequentially arranged on the right side of the drying oven body 2 from left to right, the printing fixing frame 10 and the unreeling fixing frame 7 are fixedly welded on the base 1, the printing mechanism 11 is arranged in the printing fixing frame 10, the unreeling fixing frame 7 is internally provided with the unreeling mechanism 8, the left side of the unreeling fixing frame 7 is provided with a first through groove 7-2, the left side of the unreeling fixing frame 7 is provided with the limiting guide mechanism 9, the left side of the drying oven body 2 is provided with three guide frames 12, each guide frame 12 comprises a guide support 12-1 and a third electric push rod 12-2, and, the upper end pushing end of the third electric push rod 12-2 is welded and fixed with the guide support 12-1, the guide support 12-1 is arranged in a U-shaped structure, the guide wheel 20 is screwed and arranged in the guide support 12-1 through a bearing, the upper end of the left side of the base 1 is welded and fixed with a rolling fixing frame 14, and a rolling mechanism 13 is arranged in the rolling fixing frame 14;

the unreeling mechanism 8 comprises a sliding seat 8-1, a positioning block 8-2 and a sleeve 8-3, a placing groove 7-1 is formed in the right side of the unreeling fixing frame 7, the placing groove 7-1 is communicated with a first through groove 7-2, sliding rails 8-4 are welded and fixed on the inner walls of the front side and the rear side of the placing groove 7-1, a sliding groove 8-5 is formed in one side of the sliding seat 8-1, the sliding seat 8-1 is arranged on the sliding rails 8-4 in a left-right sliding mode through the sliding grooves 8-5, the positioning block 8-2 is welded and fixed on the upper side and the lower side of the sliding seat 8-1, three positioning holes 7-3 are formed in the unreeling fixing frame 7 on the upper side and the lower side of the sliding rail 8-4, a positioning stud penetrates through the positioning block 8-2 and is inserted into the positioning hole 7-3 in a screwing mode, the, the bearing is embedded and welded and fixed in the sliding seat 8-1, the sleeve 8-3 is inserted and welded and fixed in the bearing, the placing shaft 8-7 is inserted in the sleeve 8-3, three limiting holes 8-6 are formed in the sleeve 8-3, the bolt is inserted in the limiting holes 8-6 and the placing shaft 8-7, the upper end and the lower end of the bolt are exposed out of the sleeve 8-3, and the exposed end is screwed with the nut through threads;

the limiting and guiding mechanism 9 comprises a supporting block 9-1, a first electric push rod 9-2, an upper guide frame 9-3, a guiding motor 9-4, a screw rod 9-5, a sleeve 9-6 and a lower guide frame 9-7, the upper end of the left side of the unreeling fixing frame 7 is fixedly welded with the supporting block 9-1, the bottom of the supporting block 9-1 is fixedly provided with the first electric push rod 9-2 with the type of PXTL by using a screw, the bottom pushing end of the first electric push rod 9-2 is fixedly welded with the upper guide frame 9-3, the upper guide frame 9-3 is arranged in an inverted U-shaped structure, an upper roller 9-8 is rotatably connected in the upper guide frame 9-3 through a bearing, the bearing is embedded and fixedly welded in the upper guide frame 9-3, the upper roller 9-8 is inserted and fixedly welded in the bearing, the guiding motor 9-4 with the type of 60KTYZ is arranged on the left side of the unreeling fixing frame 7, a guide motor 9-4 is fixed on the base 1 by screws, a screw 9-5 is welded and fixed on an output shaft of the guide motor 9-4, a sleeve 9-6 is screwed and arranged on the screw 9-5 through threads, a lower guide frame 9-7 is welded and fixed at the upper end of the sleeve 9-6, a lower roller 9-9 is screwed and arranged at the upper side of the lower guide frame 9-7 through a bearing, the bearing is embedded and welded and fixed in the lower guide frame 9-7, the lower roller 9-9 is inserted and welded and fixed in the bearing, the central axes of the upper roller 9-8 and the lower roller 9-9 are arranged on the same vertical plane, a guide block 9-10 is welded and fixed at the right side of the lower guide frame 9-7, a guide groove 7-4 is arranged at the left side of the unreeling fixing frame 7, the guide groove 7-4 is arranged at the lower side of a first, the guide blocks 9-10 are arranged in the guide grooves 7-4 in a vertically sliding manner;

the printing mechanism 11 comprises a driving motor 11-1, a guide block 11-2, a printing roller 11-3, a printing plate 11-4, a support plate 11-5 and a second electric push rod 11-6, the front side of a printing fixing frame 10 is fixed with the driving motor 11-1 with the model number of 60KTYZ by screws, an output shaft of the driving motor 11-1 penetrates through the first block 10-1 in the printing fixing frame 10 and is fixedly welded with a screw rod 11-7, the screw rod 11-7 is screwed and arranged on the second block 10-2 in the printing fixing frame 10 through a bearing, the screw rod 11-7 is sleeved with the guide block 11-2 through screw thread rotation, the guide block 11-2 is fixedly welded with a sliding block 11-8, the inner top surface of the printing fixing frame 10 is provided with a sliding groove 10-3, the sliding block 11-8 is arranged in the sliding groove 10-3 in a front-and back sliding manner, the bottom of a sliding block 11-8 is fixed with a hydraulic rod 11-9 by screws, the bottom of the hydraulic rod 11-9 is welded and fixed with a roller frame 11-10, the roller frame 11-10 is arranged in an inverted U-shaped structure, a printing roller 11-3 is screwed in the roller frame 11-10 through a bearing, the bearing is embedded and welded and fixed in the roller frame 11-10, the printing roller 11-3 is inserted and welded and fixed in the bearing, the lower side of the printing roller 11-3 is provided with a printing plate 11-4, the front side and the rear side of the printing plate 11-4 are both fixed with a support plate 11-5 by screws, the bottom of the support plate 11-5 is fixed on a base 1 through a second electric push rod 11-6, a second electric push rod 11-6 with the type PXTL is fixed on the base 1, the support plate 11-5 is fixed on the second electric push rod 11-6 by screws, the inner walls of the first block 10-1 and the second block 10-2 are respectively provided with a guide groove 10-4, the outer side of the supporting plate 11-5 is fixedly welded with a guide support block 19, the guide support block 19 is arranged in the guide groove 10-4 in a vertically sliding manner, an air cylinder 11-11 with the model number of TN20 is arranged in the printing fixing frame 10, the air cylinder 11-11 is fixed on the base 1 by screws, a supporting table 11-12 is fixedly welded on the air cylinder 11-11, and the supporting table 11-12 is arranged right under the printing plate 11-4;

the winding mechanism 13 comprises a rotating motor 13-1, a winding shaft sleeve 13-2, a fixed block 13-3 and a guide sleeve 13-7, wherein the left side of a winding fixed frame 14 is provided with a winding groove 14-1, the right side of the winding fixed frame 14 is provided with a second through groove 14-2, the second through groove 14-2 is communicated with the winding groove 14-1, the front side of the winding fixed frame 14 is fixed with the rotating motor 13-1 with the model number of 60KTYZ by screws, an output shaft of the rotating motor 13-1 is arranged in the winding groove 14-1 after passing through the front side of the winding fixed frame 14, the output shaft of the rotating motor 13-1 is welded and fixed with the winding shaft sleeve 13-2, the inner wall of the rear side of the winding fixed frame 14 is welded and fixed with the fixed block 13-3, the front side of the fixed block 13-3 is screwed and provided with the guide sleeve 13-7 through, the bearing is embedded and fixed in a fixed block 13-3 in a welding manner, a guide sleeve 13-7 is inserted and fixed in the bearing in a welding manner, slots 13-4 are formed in the guide sleeve 13-7 and a winding shaft sleeve 13-2, a winding shaft 13-6 is inserted in the slots 13-4, three positioning grooves 13-5 are formed in the winding shaft sleeve 13-2 and the guide sleeve 13-7 which are positioned on the upper side and the lower side of the slots 13-4 in a penetrating manner, positioning bolts are inserted in the positioning grooves 13-5 and the winding shaft 13-6, the upper end and the lower end of each positioning bolt are respectively exposed outside the winding shaft sleeve 13-2 and the guide sleeve 13-7, and the exposed ends are screwed with nuts through threads;

a control panel 15 is fixed on the front side of the drying box body 2 through screws, and the air heater 3, the first electric push rod 9-2, the guide motor 9-4, the driving motor 11-1, the second electric push rod 11-6, the air cylinder 11-11 and the rotating motor 13-1 are connected with the control panel 15 through lead wires, wherein the control panel 15, the air heater 3, the first electric push rod 9-2, the guide motor 9-4, the driving motor 11-1, the second electric push rod 11-6 and the rotating motor 13-1 are connected with an external power supply through power wires, and the air cylinder 11-11 is connected with an external air source through an air pipe.

The working principle of the specific embodiment is as follows: the front end and the rear end of the placing shaft 8-7 are respectively inserted into the corresponding sleeves 8-3 and screwed by bolts, and the packaging bag on the winding shaft 13-6 sequentially passes through the first through groove 7-2, the limiting guide mechanism 9, the printing fixing frame 10 and the drying box body 2 from right to left, and is sequentially wound and fixed on the winding shaft 13-6 after a plurality of guide wheels 20 are sequentially wound; in the process, the sleeve 8-3 is screwed in the sliding seat 8-1, the sliding seat 8-1 is arranged on the sliding rail 8-4 in a sliding manner, the positioning block 8-2 is screwed and fixed through the positioning stud, so that the packaging bag on the placing shaft 8-7 is placed in the placing groove 7-1, the screw 9-5 is driven to rotate through the starting of the guide motor 9-4, the screw 9-5 rotates to push the sleeve 9-6 to move up and down through the threads, so that the lower guide frame 9-7 moves upwards, the lower roller 9-9 is driven to move upwards, the packaging bag is supported through the lower roller 9-9, meanwhile, the upper guide frame 9-3 is driven to move downwards through the electric push rod 9-2, and the upper roller 9-8 moves downwards, the packaging bag is limited and guided by the up-and-down movement matching of the upper roller 9-8 and the lower roller 9-9; the cylinder 11-11 is used for pushing to drive the supporting platform 11-12 to move upwards, the packaging bag is placed on the supporting platform 11-12, the packaging bag is supported by the supporting platform 11-12, the second electric push rod 11-6 drives the supporting plate 11-5 to move downwards to enable the printing plate 11-4 to be in contact with the packaging bag, the printing pattern is engraved on the bottom of the printing plate 11-4, the roller frame 11-10 is moved downwards through the hydraulic rod 11-9 until the printing roller 11-3 is in contact with the printing plate 11-4, the driving motor 11-1 is started to drive the screw rod 11-7 on the output shaft to rotate, the guide block 11-2 on the roller frame is moved in the front-back direction, the roller frame 11-10 is driven to move in the front-back direction, and the printing pattern is printed on the packaging bag by the dye, the printed packaging bag flows into the drying box body 2, hot air is blown into the spray head 5 through the air heater 3, so that the hot air is sprayed onto the packaging bag from the spray head 5, a printed pattern on the packaging bag is dried, the dried packaging bag rotates through the rotating motor 13-1 to drive the winding shaft 13-6 to rotate, the dried packaging bag is wound, the packaging bag is guided through the guide wheel 20 in the winding process, and the winding shaft 13-6 after winding can be manually unscrewed through the positioning bolt on the upper side of the winding shaft, so that the winding shaft 13-6 can be taken out.

After adopting above-mentioned structure, this embodiment beneficial effect does:

1. before the packaging bag is printed, the packaging bag is guided and limited by the up-and-down sliding fit of the upper roller 9-8 and the lower roller 9-9, and is supported by the supporting table 11-12, so that the upper surfaces of the lower roller 9-9 and the supporting table 11-12 are positioned on the same horizontal plane, and the packaging bag is in a balanced state;

2. the printing plate 11-4 is driven to move downwards to the packaging bag, and the printing roller 11-3 is driven to move in the printing plate 11-4 in the front-back direction, so that the dye is printed on the packaging bag from the printing pattern in the printing plate 11-4;

3. the placing shaft 8-7 and the winding shaft 13-6 can be installed and taken, so that the packaging bags can be placed and taken conveniently;

4. the dried packaging bags are guided by the guide wheels 20, so that the packaging bags are in a tight state, looseness of the packaging bags is avoided, and the printing quality is improved.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a be used for plastic packaging bag stamp stoving coiling mechanism, it contains base (1), stoving box (2), air heater (3), extension pipe (4), shower nozzle (5), be fixed with stoving box (2) on base (1), stoving box (2) are for the setting of "U" shape structure, be fixed with air heater (3) on stoving box (2), the air-out end of air heater (3) is fixed with out tuber pipe (6), should go out tuber pipe (6) and pass the kicking block of stoving box (2) after, set up in stoving box (2), the air-out end of air-out pipe (6) is fixed with extension pipe (4), the bottom of extension pipe (4) is set up and is fixed with several shower nozzle (5); the method is characterized in that: the printing and unwinding device further comprises an unwinding fixing frame (7), an unwinding mechanism (8), a limiting guide mechanism (9), a printing fixing frame (10), a printing mechanism (11), a guide frame (12), a guide wheel (20), a winding mechanism (13) and a winding fixing frame (14), wherein the printing fixing frame (10) and the unwinding fixing frame (7) are sequentially arranged on the right side of the drying box body (2) from left to right, the printing fixing frame (10) and the unwinding fixing frame (7) are both fixed on the base (1), the printing mechanism (11) is arranged in the printing fixing frame (10), the unwinding mechanism (8) is arranged in the unwinding fixing frame (7), a first through groove (7-2) is formed in the left side of the unwinding fixing frame (7), the limiting guide mechanism (9) is arranged on the left side of the unwinding fixing frame (7), a plurality of guide frames (12) are arranged on the left side of the drying box, guide wheels (20) are arranged in the guide frames (12), a rolling fixing frame (14) is fixed at the upper end of the left side of the base (1), and a rolling mechanism (13) is arranged in the rolling fixing frame (14);

the unreeling mechanism (8) comprises a sliding seat (8-1), positioning blocks (8-2) and a sleeve (8-3), a placing groove (7-1) is formed in the right side of the unreeling fixing frame (7), the placing groove (7-1) is communicated with a first penetrating groove (7-2), sliding rails (8-4) are fixed on the inner walls of the front side and the rear side of the placing groove (7-1), a sliding groove (8-5) is formed in one side of the sliding seat (8-1), the sliding seat (8-1) is arranged on the sliding rails (8-4) in a left-right sliding mode through the sliding groove (8-5), the positioning blocks (8-2) are fixed on the upper side and the lower side of the sliding seat (8-1), and a plurality of positioning holes (7-3) are formed in the unreeling fixing frame (7) on the upper side and the lower, after the positioning stud penetrates through the positioning block (8-2), the positioning stud is screwed and inserted into the positioning hole (7-3), the inner wall of the other side of the sliding seat (8-1) is provided with a sleeve (8-3) in a screwed and connected mode through a bearing, the placing shaft (8-7) is inserted into the sleeve (8-3), a plurality of limiting holes (8-6) are formed in the sleeve (8-3), bolts are inserted into the limiting holes (8-6) and the placing shaft (8-7), the upper end and the lower end of each bolt are exposed out of the outer side of the sleeve (8-3), and the exposed ends are screwed and connected with nuts through threads;

the limiting guide mechanism (9) comprises a supporting block (9-1), an electric push rod (9-2), an upper guide frame (9-3), a guide motor (9-4), a screw rod (9-5), a sleeve (9-6) and a lower guide frame (9-7), the supporting block (9-1) is fixed at the upper end of the left side of the unreeling fixing frame (7), the electric push rod (9-2) is fixed at the bottom of the supporting block (9-1), the upper guide frame (9-3) is fixed at the bottom pushing end of the electric push rod (9-2), the upper guide frame (9-3) is arranged in an inverted U-shaped structure, an upper roller wheel (9-8) is rotatably connected in the upper guide frame (9-3) through a bearing, the guide motor (9-4) is arranged at the left side of the unreeling fixing frame (7), a guide motor (9-4) is fixed on the base (1), a screw rod (9-5) is fixed on an output shaft of the guide motor (9-4), a sleeve (9-6) is screwed on the screw rod (9-5) through threads, a lower guide frame (9-7) is fixed at the upper end of the sleeve (9-6), a lower roller (9-9) is screwed on the upper side of the lower guide frame (9-7) through a bearing, a guide block (9-10) is fixed on the right side of the lower guide frame (9-7), a guide groove (7-4) is formed in the left side of the unreeling fixing frame (7), the guide groove (7-4) is arranged on the lower side of the first through groove (7-2), and the guide block (9-10) is arranged in the guide groove (7-4) in a vertical sliding manner;

the printing mechanism (11) comprises a driving motor (11-1), a guide block (11-2), a printing roller (11-3), a printing plate (11-4), a support plate (11-5) and a second electric push rod (11-6), wherein the driving motor (11-1) is fixed on the front side of a printing fixing frame (10), a lead screw (11-7) is fixed after an output shaft of the driving motor (11-1) penetrates through a first block (10-1) in the printing fixing frame (10), the lead screw (11-7) is screwed on a second block (10-2) in the printing fixing frame (10) through a bearing, the guide block (11-2) is sleeved on the lead screw (11-7) through screw threads in a rotating manner, a sliding block (11-8) is fixed on the guide block (11-2), and a sliding groove (10-3) is formed in the inner top surface of the printing fixing frame (10), a sliding block (11-8) is arranged in a sliding groove (10-3) in a front-back sliding manner, a hydraulic rod (11-9) is fixed at the bottom of the sliding block (11-8), a roller frame (11-10) is fixed at the bottom of the hydraulic rod (11-9), the roller frame (11-10) is arranged in an inverted U-shaped structure, a printing roller (11-3) is arranged in the roller frame (11-10) in a screwed manner through a bearing, a printing plate (11-4) is arranged at the lower side of the printing roller (11-3), supporting plates (11-5) are fixed at the front side and the rear side of the printing plate (11-4), the bottom of the supporting plate (11-5) is fixed on a base (1) through a second electric push rod (11-6), an air cylinder (11-11) is arranged in a printing fixing frame (10), and the air cylinder (11-11) is fixed on, a supporting platform (11-12) is fixed on the cylinder (11-11), and the supporting platform (11-12) is arranged right under the printing plate (11-4);

the winding mechanism (13) comprises a rotating motor (13-1), a winding shaft sleeve (13-2), a fixed block (13-3) and a guide sleeve (13-7), a winding groove (14-1) is formed in the left side of a winding fixed frame (14), a second through groove (14-2) is formed in the right side of the winding fixed frame (14), the second through groove (14-2) is communicated with the winding groove (14-1), the rotating motor (13-1) is fixed on the front side of the winding fixed frame (14), an output shaft of the rotating motor (13-1) penetrates through the front side of the winding fixed frame (14) and then is arranged in the winding groove (14-1), the shaft sleeve (13-2) is fixed on the output shaft of the rotating motor (13-1), and the fixed block (13-3) is fixed on the inner wall of the rear side of the winding fixed frame (14), the front side of the fixed block (13-3) is provided with a guide sleeve (13-7) in a screwed connection mode through a bearing, slots (13-4) are formed in the guide sleeve (13-7) and the winding shaft sleeve (13-2), the winding shaft (13-6) is inserted in the slots (13-4), a plurality of positioning grooves (13-5) are formed in the winding shaft sleeve (13-2) and the guide sleeve (13-7) which are positioned on the upper side and the lower side of the slots (13-4) in a penetrating mode, positioning bolts are inserted in the positioning grooves (13-5) and the winding shaft (13-6), the upper end and the lower end of each positioning bolt are respectively exposed outside the winding shaft sleeve (13-2) and the guide sleeve (13-7), and the exposed ends are arranged in a screwed connection mode through threads and nuts;

the drying cabinet is characterized in that a control panel (15) is fixed on the front side of the drying cabinet body (2), the air heater (3), a first electric push rod (9-2), a guide motor (9-4), a driving motor (11-1), a second electric push rod (11-6), an air cylinder (11-11) and a rotating motor (13-1) are all connected with the control panel (15), the air heater (3), the first electric push rod (9-2), the guide motor (9-4), the driving motor (11-1), the second electric push rod (11-6) and the rotating motor (13-1) are all connected with an external power supply, and the air cylinder (11-11) is connected with the external air supply.

2. The printing, drying and winding device for the plastic packaging bags according to claim 1, which is characterized in that: a supporting block (16) is fixed on the inner top surface of the drying box body (2), the supporting block (16) is arranged on the right side of the air outlet pipe (6), a plurality of connecting blocks (17) are fixed at the bottom of the supporting block (16), the connecting blocks (17) are distributed at equal intervals, a locking support (18) is fixed at the bottom of each connecting block (17), the locking support (18) is sleeved on the extension pipe (4), a bolt penetrates through the open end of the bottom of the locking support (18), and the tail of the bolt is screwed with a nut through threads; the extension pipe (4) is supported by the locking bracket (18), and the locking bracket (18) is supported by the support block (16) and the connecting block (17).

3. The printing, drying and winding device for the plastic packaging bags according to claim 1, which is characterized in that: the inner walls of the first block (10-1) and the second block (10-2) are respectively provided with a guide groove (10-4), a guide support block (19) is fixed on the outer side of the support plate (11-5), the guide support block (19) is arranged in the guide groove (10-4) in a vertical sliding mode, and when the support plate (11-5) moves vertically, the guide is conducted through the sliding fit of the guide support block (19) and the guide groove (10-4).

4. The printing, drying and winding device for the plastic packaging bags according to claim 1, which is characterized in that: the guide frame (12) comprises a guide support (12-1) and a third electric push rod (12-2), the third electric push rod (12-2) is fixed on the base (1), the upper end pushing end of the third electric push rod (12-2) is fixedly connected with the guide support (12-1), the guide support (12-1) is arranged in a U-shaped structure, and the guide wheel (20) is arranged in the guide support (12-1) in a screwed connection mode through a bearing; the third electric push rod (12-2) pushes the guide bracket (12-1) to move up and down, so that the height of the guide wheel (20) is adjusted.

5. The printing, drying and winding device for the plastic packaging bags according to claim 1, which is characterized in that: the central shafts of the upper roller (9-8) and the lower roller (9-9) are arranged on the same vertical plane, so that the upper roller (9-8) and the lower roller (9-9) are arranged up and down correspondingly.

6. The printing, drying and winding device for the plastic packaging bags according to claim 1, which is characterized in that: the working principle is as follows: the front end and the rear end of the placing shaft (8-7) are respectively inserted into the corresponding sleeves (8-3) and screwed through bolts, and a packaging bag on the winding shaft (13-6) sequentially passes through the first through groove (7-2), the limiting guide mechanism (9), the printing fixing frame (10) and the drying box body (2) from right to left, is sequentially wound with a plurality of guide wheels (20), and is fixedly wound on the winding shaft (13-6); in the process, the sleeve (8-3) is screwed in the sliding seat (8-1), the sliding seat (8-1) is arranged on the sliding rail (8-4) in a sliding way, the positioning block (8-2) is screwed and fixed through the positioning stud, so that the packaging bag on the placing shaft (8-7) is placed in the placing groove (7-1), the guiding motor (9-4) is started to drive the screw rod (9-5) to rotate, the screw rod (9-5) rotates to push the sleeve (9-6) to move up and down through the threads, so that the lower guide frame (9-7) moves up, the lower roller (9-9) is driven to move up, the packaging bag is supported through the lower roller (9-9), and meanwhile, the upper guide frame (9-3) is driven to move down through the electric push rod (9-2), the upper roller (9-8) moves downwards, and the packaging bags are limited and guided by the up-and-down movement of the upper roller (9-8) and the lower roller (9-9); the cylinder (11-11) is used for pushing to drive the supporting platform (11-12) to move upwards, the packaging bag is placed on the supporting platform (11-12), the packaging bag is supported through the supporting platform (11-12), the electric push rod (11-6) II drives the supporting plate (11-5) to move downwards to enable the printing plate (11-4) to be in contact with the packaging bag, the bottom of the printing plate (11-4) is engraved with a printing pattern, the roller frame (11-10) is moved downwards through the hydraulic rod (11-9) until the printing roller (11-3) is in contact with the printing plate (11-4), the driving motor (11-1) is started to drive the screw rod (11-7) on the output shaft of the driving motor to rotate, and the guide block (11-2) on the driving motor is enabled to move in the front and back directions, the rolling wheel frame (11-10) is driven to move in the front-back direction, so that a dye can print a printed pattern on a packaging bag, the printed packaging bag flows into the drying box body (2), hot air is blown into the spray head (5) through the air heater (3), so that the hot air is sprayed onto the packaging bag from the spray head (5), the printed pattern on the packaging bag is dried, the dried packaging bag rotates through the rotating motor (13-1) to drive the rolling shaft (13-6) to rotate, the dried packaging bag is rolled, the packaging bag is guided through the guide wheel (20) in the rolling process, and the rolling shaft (13-6) is manually unscrewed through the positioning bolt on the upper side of the rolling shaft, so that the rolling shaft (13-6) is taken out.