CN211251665U - Tensioning device of plastic film printing machine - Google Patents
Tensioning device of plastic film printing machine Download PDFInfo
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- CN211251665U CN211251665U CN201921764634.9U CN201921764634U CN211251665U CN 211251665 U CN211251665 U CN 211251665U CN 201921764634 U CN201921764634 U CN 201921764634U CN 211251665 U CN211251665 U CN 211251665U
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- printing machine
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Abstract
The utility model discloses a tensioning device of a plastic film printing machine, which belongs to the technical field of printing equipment and comprises a printing mechanism and a plastic film coiled material roller, wherein one side of the printing mechanism is fixedly connected with a mounting plate, the mounting plate is fixedly connected with the two sides of the width direction of the printing mechanism, the two ends of the plastic film coiled material roller are connected with the mounting plate, two supporting rods are fixedly connected with the mounting plate and are positioned between the plastic film coiled material roller and the printing mechanism, a first rotating roller and a second rotating roller are connected between the two supporting rods, the first rotating roller is arranged above the second rotating roller, the supporting rods are provided with chutes along the length direction, sliding devices are arranged in the chutes and are used for adjusting the distance between the first rotating roller and the second rotating roller, and the tensioning device has the surface tension capable of adjusting the plastic film, so that the plastic film enters the printing mechanism and is printed on the surface completely.
Description
Technical Field
The utility model relates to a lithography apparatus technical field, in particular to plastic film printing machine's overspeed device tensioner.
Background
The plastic film printing machine is a printing machine for printing single-color or multi-color patterns on various plastic films, and the printing process comprises the steps of unwinding the coiled plastic film by an unwinding mechanism, conveying the unwound plastic film to an imprinting device by a conveying roller, press-dyeing the printed patterns, rapidly drying the wet patterns by a heating device, and finally winding the unwound plastic film by a winding mechanism to complete the whole printing process.
Chinese patent with publication number CN201737500U discloses a printer film smoothing device, a guide roller is arranged between a film roll and the front end of the printer, a film smoothing device is arranged between the guide roller and the front end of the printer, a film wound on the film roll is pulled into the printer after being flattened by the film smoothing device, and the rear end of the printer is also provided with a guide roller.
Through having arranged the film between the front end of deflector roll and printing machine and smooth the device, effectively solve the problem that the printing film creased and revealed white, reduce the unnecessary loss. When the film moves among a plurality of guide rollers, the guide rollers are inevitably loosened, so that the film is loosened during transmission among the guide rollers, but the film flattening device of the printing machine only can play a certain anti-wrinkle effect and cannot effectively tension the film, and the film is also in a loosened state when being introduced into the printing machine for printing, so that the printing machine can generate an incomplete printing phenomenon when printing the surface of the film.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a plastic film printing machine's overspeed device tensioner has and can adjust plastic film surface tension for the complete advantage of plastic film surface printing.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a plastic film printing machine's overspeed device tensioner, includes printing mechanism and plastic film coiled material roller, one side fixedly connected with mounting panel of printing mechanism, mounting panel fixed connection is in printing mechanism width direction's both sides, the both ends of plastic film coiled material roller are connected on the mounting panel, two fixedly connected with bracing piece on the mounting panel, the bracing piece is located between plastic film coiled material roller and the printing mechanism, two be connected with first commentaries on classics roller and second commentaries on classics roller between the bracing piece, first commentaries on classics roller sets up the top of changeing the roller at the second, the spout has been seted up along length direction to the bracing piece, be provided with slider in the spout, slider is used for adjusting first commentaries on classics roller and the second and changes the distance between the.
Through adopting above-mentioned technical scheme, plastic film stretches out from plastic film coiled material roller, it is S-shaped around on first commentaries on classics roller and second commentaries on classics roller, slider changes the distance between the roller to first commentaries on classics roller and second and adjusts, the distance increase between first commentaries on classics roller and the second commentaries on classics roller, thereby can carry out effectual tensioning to plastic film, make plastic film surface tension keep unanimous, plastic film surface is comparatively level and smooth, get into printing mechanism again after the plastic film tensioning and print, make the pattern of plastic film printing in printing mechanism comparatively complete, plastic film printing quality has been guaranteed.
Further, slider includes threaded rod, screw hole and slider, the screw hole is located the top and the spout intercommunication of bracing piece, the threaded rod passes screw hole and bracing piece threaded connection, the one end that slider and threaded rod stretched into the spout is rotated and is connected, the one end that the threaded rod was kept away from to the slider is rotated with first commentaries on classics roller and is connected, the second is changeed the roller and is rotated the connection and keep away from the spout at the bracing piece and serve.
Through adopting above-mentioned technical scheme, it slides along the spout to drive the slider through rotatory two threaded rods, and then drive first commentaries on classics roller and slide towards the direction of keeping away from the second commentaries on classics roller, thereby adjust first commentaries on classics roller and second and change the distance between the roller, first commentaries on classics roller and the second changes the distance between the roller and increase, plastic film is changeed the roller through first commentaries on classics roller and second and is strained, thereby realize the tensile regulation of plastic film, with its tensioning before plastic film prints, can effectively guarantee the quality of plastic film printing.
Furthermore, a rolling bearing is fixedly connected to the sliding block, and one end, extending into the sliding groove, of the threaded rod is fixedly connected with an inner ring of the rolling bearing.
Through adopting above-mentioned technical scheme, the threaded rod passes through antifriction bearing and rotates to be connected on the slider, and the threaded rod is less with the frictional force between the slider when rotating, makes things convenient for the rotation of threaded rod, makes the threaded rod can control the motion of first commentaries on classics roller better, and then adjusts the position of first commentaries on classics roller in the spout.
Furthermore, a hand wheel is arranged at one end, far away from the sliding block, of the threaded rod.
Through adopting above-mentioned technical scheme, through setting up the hand wheel on the threaded rod, make things convenient for the staff to go the rotatory threaded rod, alleviateed the operation degree of difficulty, improved work efficiency.
Furthermore, belt driving wheels connected through conveying belts are arranged on the threaded rods on two sides of the first rotating roller.
Through adopting above-mentioned technical scheme, the belt pulley on the threaded rod of rotatory one side passes through the belt pulley that the belt drove the opposite side and rotates, and it is rotatory to further drive the opposite side threaded rod, just can drive the threaded rod of first commentaries on classics roller both sides simultaneously rotatory through rotatory threaded rod to slide from top to bottom driving first commentaries on classics roller, alleviateed the operation degree of difficulty, improved work efficiency.
Further, slider includes lead screw, wear to establish the hole and two delivery pieces, wear to establish the top and the spout intercommunication that the hole is located the bracing piece, the one end of lead screw is passed and is worn to establish the hole and rotate and connect on the bracing piece, the lead screw divide into the screw and revolves to opposite two sections, two on two sections of lead screw are located respectively to the delivery piece, two the delivery piece is rotated with first commentaries on classics roller and second respectively and is connected.
Through adopting above-mentioned technical scheme, rotatory lead screw, spout carry on spacingly to the delivery piece, make two delivery pieces on the lead screw drive first commentaries on classics roller and second respectively and change the roller and keep away from each other along the direction of spout, first commentaries on classics roller and second change interval grow between the roller to the messenger changes the plastic film surface tensioning on first commentaries on classics roller and second commentaries on classics roller.
Furthermore, the two ends of the sliding groove are fixedly connected with elastic gaskets, and the elastic gaskets are sleeved at the two ends of the screw rod.
Through adopting above-mentioned technical scheme, when the lead screw drives the delivery piece and moves towards the both ends of spout, the elastic gasket can prevent that the delivery piece from striking the inner wall at spout both ends, has certain guard action to the delivery piece.
Furthermore, the distribution block is embedded with a ball which is pressed against the inner wall of the chute.
Through adopting above-mentioned technical scheme, the delivery piece is when sliding in the spout, ball and spout inner wall in the delivery piece are contradicted, ball in the delivery piece is also rotating, sliding friction between piece and the spout inner wall will be delivered and rolling friction is changed into, the frictional force between delivery piece and the spout has been reduced, avoided the direct and spout inner wall contact of delivery piece and lead to frictional force too big and produce the problem that the delivery piece slided the difficulty, thereby make the delivery piece slide steadily in the spout and drive first commentaries on classics roller and second commentaries on classics roller and move and then adjust the distance between first commentaries on classics roller and the second commentaries on classics roller towards the direction that is close to each other or keeps away from.
To sum up, the utility model discloses following beneficial effect has:
1. through the arrangement of the sliding device, the sliding device adjusts the distance between the first rotating roller and the second rotating roller, and the distance between the first rotating roller and the second rotating roller is increased, so that the plastic film can be effectively tensioned, the surface tension of the plastic film is kept consistent, the surface of the plastic film is relatively flat, the plastic film enters the printing mechanism for printing after being tensioned, the pattern printed by the plastic film in the printing mechanism is relatively complete, and the printing quality of the plastic film is ensured;
2. through the setting of belt and belt pulley, the belt pulley on the threaded rod of rotatory one side passes through the belt pulley that the belt drove the opposite side and rotates, and it is rotatory to further drive the opposite side threaded rod, just can drive the threaded rod of first commentaries on classics roller both sides simultaneously rotatory through rotatory threaded rod to slide from top to bottom driving first commentaries on classics roller, alleviateed the operation degree of difficulty, improved work efficiency.
Drawings
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is an enlarged schematic view of section A of FIG. 1;
FIG. 3 is a schematic structural view of example 2;
FIG. 4 is an enlarged schematic view of section B of FIG. 3;
in the figure, 1, a printing mechanism; 2. mounting a plate; 3. a plastic film roll; 4. a feeding motor; 5. a support bar; 6. a first rotating roller; 7. a second rotating roller; 8. a chute; 9. a threaded rod; 10. a threaded hole; 11. a slider; 12. a rolling bearing; 13. a hand wheel; 14. a belt; 15. a first belt transmission wheel; 16. a screw rod; 17. perforating holes; 18. a distribution block; 19. an elastic pad; 20. and a ball.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
a tensioner for a plastic film printing machine, as shown in figures 1 and 2, comprises a printing mechanism 1, a roll of plastic film web 3, a feed motor 4 and two mounting plates 2. The one end of 1 of mounting panel 2 fixed connection printing mechanism, the mounting panel 2 sets up in the both sides of 1 width direction of printing mechanism, and plastic film coiled material roller 3 rotates to be connected on mounting panel 2, and 4 fixed connection of pay-off motor are on mounting panel 2, and the output shaft of 4 pay-off motors and the output shaft fixed connection of plastic film coiled material roller 3 are used for carrying plastic film in to printing mechanism 1, and plastic film gets into and can print its surface in the printing mechanism 1.
As shown in fig. 1 and 2, the two mounting plates 2 are fixedly connected with support rods 5, the two support rods 5 are arranged oppositely, the support rods 5 are positioned between the plastic film coil roll 3 and the printing mechanism 1, a first rotary roll 6 and a second rotary roll 7 are connected between the support rods 5, and the first rotary roll 6 is arranged above the second rotary roll 7. The plastic film to be printed on the plastic film coil roll 3 bypasses the surface of the first rotating roll 6 from the lower part of the first rotating roll 6, and then bypasses the plastic film to be printed by the second rotating roll 7 from the upper part of the second rotating roll 7, and then enters the printing mechanism 1 to print the plastic film.
As shown in fig. 1 and 2, the two support rods 5 are provided with chutes 8 for adjusting the distance between the first rotating roller 6 and the second rotating roller 7, two ends of the first rotating roller 6 are located in the chutes 8, and the chutes 8 are internally provided with sliding devices for adjusting the distance between the first rotating roller 6 and the second rotating roller 7. The sliding device adjusts the distance between the first rotating roller 6 and the second rotating roller 7, the distance between the first rotating roller 6 and the second rotating roller 7 is increased, so that the plastic film can be effectively tensioned, the surface tension of the plastic film is kept consistent, the surface of the plastic film is smooth, the tensioned plastic film enters the printing mechanism 1, the printed patterns are complete, and the printing quality of the plastic film is guaranteed.
As shown in fig. 1 and 2, the sliding device comprises a threaded rod 9, a threaded hole 10 and a sliding block 11, the threaded hole 10 is formed in the top end of the supporting rod 5, the threaded hole 10 is communicated with the sliding groove 8, one end of the threaded rod 9 is connected with a hand wheel 13, one end, far away from the hand wheel 13, of the threaded rod 9 penetrates through the threaded hole 10 and is in threaded connection with the supporting rod 5, one end, far away from the threaded rod 9, of the threaded rod 9 is rotatably connected with the sliding block 11, one end, far away from the threaded rod 9, of the sliding block 11 is rotatably connected with the first rotating roller 6, and the.
As shown in fig. 1 and 2, the inner walls of the sliding block 11 and the sliding groove 8 are abutted to slide along the sliding groove 8, the hand wheel 13 on the threaded rod 9 is rotated, the threaded rod 9 drives the sliding block 11 to slide up and down in the sliding groove 8 so as to drive the first rotating roller 6 to slide up and down, the position of the second rotating roller 7 on the supporting rod 5 is unchanged, the position of the first rotating roller 6 in the sliding groove 8 is adjusted so as to adjust the distance between the first rotating roller 6 and the second rotating roller 7, the plastic film is tensioned through the increase of the distance between the first rotating roller 6 and the second rotating roller 7, so that the surface tension adjustment of the plastic film is realized, the plastic film is tensioned before entering the printing mechanism 1, and the printing quality of the plastic film can be effectively ensured.
As shown in fig. 1 and 2, a rolling bearing 12 is fixedly connected to the slider 11, and one end of the threaded rod 9, which is far away from the hand wheel 13, is fixedly connected to an inner ring of the rolling bearing 12. The threaded rod 9 has small friction force during rotation, and the threaded rod 9 can rotate conveniently.
As shown in fig. 1 and 2, the threaded rods 9 on both sides of the first roller 6 are respectively provided with a belt 14 driving wheel connected by a belt 14. Rotate one of them threaded rod 9 and just can drive another threaded rod 9 through the synchronous drive effort between belt 14 drive wheel and the belt 14 and rotate together, can make the both ends of first commentaries on classics roller 6 slide from top to bottom in step under the drive of threaded rod 9, and then adjust the distance between first commentaries on classics roller 6 and the second commentaries on classics roller 7, only need to rotate a threaded rod 9 and synchronous rotation in order to drive first commentaries on classics roller 6 and slide from top to bottom, staff's intensity of labour has not only been reduced, the work efficiency of acceleration, and still make the slider 11 of first commentaries on classics roller 6 both sides slide from top to bottom simultaneously, the atress is more average, it is easier that first commentaries on.
The specific implementation process comprises the following steps: drive slider 11 through rotatory one of them threaded rod 9 and slide along spout 8, and then drive first commentaries on classics roller 6 and slide towards the direction of keeping away from second commentaries on classics roller 7, thereby adjust the distance between first commentaries on classics roller 6 and the second commentaries on classics roller 7, the distance between first commentaries on classics roller 6 and the second commentaries on classics roller 7 increases, plastic film is changeed roller 7 through first commentaries on classics roller 6 and second and is strained, thereby realize the tensile regulation of plastic film, with its tensioning before plastic film prints, get into printing mechanism 1 again after the plastic film tensioning and print, make the pattern of plastic film printing in printing mechanism 1 comparatively complete, plastic film printing quality has been guaranteed.
Example 2:
As shown in fig. 3 and 4, the dispensing block 18 is embedded with balls 20 that abut against the inner wall of the chute 8 to reduce the friction between the inner wall of the chute 8 and the dispensing block 18.
As shown in fig. 3 and 4, two ends of the sliding groove 8 are fixedly connected with elastic pads 19, and the elastic pads 19 are sleeved on two ends of the screw rod 16. When the lead screw 16 drives the distribution block 18 to move towards the two ends of the sliding chute 8, the elastic gasket 19 can prevent the distribution block 18 from impacting the inner walls of the two ends of the sliding chute 8, and has a certain protection effect on the distribution block 18.
The specific implementation process comprises the following steps: rotatory two lead screws 16, ball 20 and the conflict of 8 inner walls of spout on the delivery piece 18 carry on spacingly to the delivery piece 18, two delivery pieces 18 on making the lead screw 16 drive first commentaries on classics roller 6 and second respectively along the direction of spout 8 and change roller 7 and keep away from each other, interval grow between first commentaries on classics roller 6 and the second commentaries on classics roller 7, thereby make around the plastic film surface tensioning on first commentaries on classics roller 6 and second commentaries on classics roller 7, get into printing mechanism 1 after the plastic film tensioning again and print, make the pattern of plastic film printing in printing mechanism 1 comparatively complete, plastic film printing quality has been guaranteed.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A tensioning device of a plastic film printing machine comprises a printing mechanism (1) and a plastic film roll (3), and is characterized in that: one side fixedly connected with mounting panel (2) of printing mechanism (1), mounting panel (2) fixed connection is in printing mechanism (1) width direction's both sides, the both ends of plastic film coiled material roller (3) are connected on mounting panel (2), two fixedly connected with bracing piece (5) are gone up in mounting panel (2), bracing piece (5) are located between plastic film coiled material roller (3) and printing mechanism (1), two be connected with between bracing piece (5) first commentaries on classics roller (6) and second commentaries on classics roller (7), first commentaries on classics roller (6) set up the top of changeing roller (7) at the second, spout (8) have been seted up along length direction in bracing piece (5), be provided with slider in spout (8), slider is used for adjusting the distance between first commentaries on classics roller (6) and second commentaries on classics roller (7).
2. The tensioning device of a plastic film printing machine as claimed in claim 1, characterized in that: slide device includes threaded rod (9), screw hole (10) and slider (11), top and spout (8) intercommunication that screw hole (10) are located bracing piece (5), screw hole (10) and bracing piece (5) threaded connection are passed in threaded rod (9), the one end that slider (11) and threaded rod (9) stretched into spout (8) is rotated and is connected, the one end that threaded rod (9) were kept away from in slider (11) is rotated with first commentaries on classics roller (6) and is connected, the second is changeed roller (7) and is rotated and connect and serve in bracing piece (5) one end of keeping away from spout (8).
3. The tensioning device of a plastic film printing machine as claimed in claim 2, characterized in that: and a rolling bearing (12) is fixedly connected to the sliding block (11), and one end of the threaded rod (9) extending into the sliding groove (8) is fixedly connected with the inner ring of the rolling bearing (12).
4. A tensioning device for a plastic film printing machine according to claim 3, characterized in that: and a hand wheel (13) is arranged at one end of the threaded rod (9) far away from the sliding block (11).
5. The tensioning device of a plastic film printing machine as claimed in claim 4, characterized in that: and belt (14) driving wheels connected through a conveying belt (14) are arranged on the threaded rods (9) on the two sides of the first rotating roller (6).
6. The tensioning device of a plastic film printing machine as claimed in claim 1, characterized in that: the sliding device comprises a screw rod (16), a through hole (17) and two distribution blocks (18), wherein the through hole (17) is located at the top end of the supporting rod (5) and communicated with a sliding groove (8), one end of the screw rod (16) penetrates through the through hole (17) to be rotatably connected onto the supporting rod (5), the screw rod (16) is divided into two sections with opposite screw threads, two distribution blocks (18) are respectively arranged on the two sections of the screw rod (16), and the distribution blocks (18) are respectively rotatably connected with a first rotating roller (6) and a second rotating roller (7).
7. The tensioning device of a plastic film printing machine according to claim 6, characterized in that: the two ends of the sliding groove (8) are fixedly connected with elastic gaskets (19), and the two ends of the screw rod (16) are sleeved with the elastic gaskets (19).
8. The tensioning device of a plastic film printing machine as claimed in claim 7, characterized in that: the distribution block (18) is embedded with a ball (20) which is pressed against the inner wall of the chute (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764634.9U CN211251665U (en) | 2019-10-21 | 2019-10-21 | Tensioning device of plastic film printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764634.9U CN211251665U (en) | 2019-10-21 | 2019-10-21 | Tensioning device of plastic film printing machine |
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| Publication Number | Publication Date |
|---|---|
| CN211251665U true CN211251665U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921764634.9U Active CN211251665U (en) | 2019-10-21 | 2019-10-21 | Tensioning device of plastic film printing machine |
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| CN (1) | CN211251665U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112179105A (en) * | 2020-09-02 | 2021-01-05 | 重庆电子工程职业学院 | Unsettled drying device of base film of reverse osmosis membrane production |
| CN112549783A (en) * | 2020-12-09 | 2021-03-26 | 南京云中雨科技有限公司 | Printing ink printing equipment |
| CN112550823A (en) * | 2020-12-10 | 2021-03-26 | 杭州华盛围巾股份有限公司 | Scarf packagine machine |
| CN113442575A (en) * | 2021-08-02 | 2021-09-28 | 河南工业贸易职业学院 | Rubber tube marking system based on computer control |
| CN115157855A (en) * | 2022-07-05 | 2022-10-11 | 浙江美声智能系统有限公司 | Printing material lifting device for plastic film |
| CN115257158A (en) * | 2022-07-18 | 2022-11-01 | 安徽富禾包装科技股份有限公司 | Laser film transfer device on printing machine |
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2019
- 2019-10-21 CN CN201921764634.9U patent/CN211251665U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112179105A (en) * | 2020-09-02 | 2021-01-05 | 重庆电子工程职业学院 | Unsettled drying device of base film of reverse osmosis membrane production |
| CN112549783A (en) * | 2020-12-09 | 2021-03-26 | 南京云中雨科技有限公司 | Printing ink printing equipment |
| CN112549783B (en) * | 2020-12-09 | 2022-08-09 | 河南省联发纸业有限公司 | Printing ink printing equipment |
| CN112550823A (en) * | 2020-12-10 | 2021-03-26 | 杭州华盛围巾股份有限公司 | Scarf packagine machine |
| CN113442575A (en) * | 2021-08-02 | 2021-09-28 | 河南工业贸易职业学院 | Rubber tube marking system based on computer control |
| CN115157855A (en) * | 2022-07-05 | 2022-10-11 | 浙江美声智能系统有限公司 | Printing material lifting device for plastic film |
| CN115157855B (en) * | 2022-07-05 | 2023-11-14 | 浙江美声智能系统有限公司 | Printing and material lifting device for plastic film |
| CN115257158A (en) * | 2022-07-18 | 2022-11-01 | 安徽富禾包装科技股份有限公司 | Laser film transfer device on printing machine |
| CN115257158B (en) * | 2022-07-18 | 2024-01-26 | 安徽富禾包装科技股份有限公司 | Laser film transfer device on printing machine |
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