CN213833813U

CN213833813U - Plastic film printing device

Info

Publication number: CN213833813U
Application number: CN202022034838.6U
Authority: CN
Inventors: 孙玉兵; 桑志强
Original assignee: Chongqing Siping Taixing Plastic Packing Co ltd
Current assignee: Chongqing Hechang Packaging Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-07-30
Anticipated expiration: 2030-09-17

Abstract

The utility model provides a plastic film printing device relates to printing device's technical field, and it includes the printing machine body, the printing machine is provided with the discharge gate, the discharge gate department of printing machine body installs the winding mechanism who is used for rolling film product, winding mechanism includes the support frame, rotates on the support frame and installs the wind-up roll, and the end connection of wind-up roll has driving motor, and it installs two slide bars to slide on the support frame, and the one end of slide bar is rotated and is installed the pinch roller, and the face of cylinder of pinch roller and the face of cylinder looks butt of wind-up roll are equipped with the spring on the slide bar, and the spring is located between wind-up roll and the support frame. This scheme has the film roll that makes the rolling has compacter effect.

Description

Plastic film printing device

Technical Field

The utility model relates to a printing device's technical field especially relates to a plastic film printing device.

Background

In life, printed products are visible everywhere, such as daily used packaging bags, packaging boxes and other articles, and the printed products have certain aesthetic property and certain commercial advertising effect.

According to the Chinese invention patent application with the application publication number of CN107415455A, the printing machine comprises a printing assembly and an embossing assembly, wherein the printing assembly comprises a plurality of printing rollers, a film enters the embossing assembly after being printed by the printing rollers, the embossing assembly is arranged above the printing assembly, the embossing assembly is arranged right above or obliquely above the printing rollers by the printing machine, and a winding roller is arranged at a discharge outlet of the printing machine.

The prior related art has the following technical defects: when the device is used for rolling the printed plastic film, the rolled film roll is loose.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a plastic film printing device, it has the effect that compresses tightly the film membrane of rolling and roll up, has solved the loose problem of membrane book.

According to the utility model discloses an embodiment, a plastic film printing device, it includes the printing machine body, the printing machine is provided with the discharge gate, the discharge gate department of printing machine body installs the winding mechanism that is used for rolling film product, winding mechanism includes the support frame, rotates on the support frame and installs the wind-up roll, and the end connection of wind-up roll has driving motor, the support frame includes two parallel arrangement's bracing piece, is fixed with the sliding sleeve respectively on two bracing pieces, has seted up a perforation towards the wind-up roll on the sliding sleeve, and a slide bar is installed in the perforation in the slip, and the one end of two slide bars is rotated simultaneously and is installed the pinch roller, and the face of cylinder looks butt of pinch roller and wind-up roll is equipped with the spring on the slide bar, and the spring is located between pinch roller and the sliding sleeve.

Through above technical scheme, after film printing is accomplished, start driving motor and order about the wind-up roll and carry out rolling film formation membrane book, at the in-process of rolling, under the effort of spring, along with the diameter grow of membrane book, the pole that slides along the axis direction of self, and the pinch roller rotates together with the membrane book, and pinch roller and membrane book are in the state of butt all the time for the structure of membrane book is compacter, has reduced the loose possibility of membrane book.

Preferably, a protective layer for protecting the film roll is fixed on the outer cylindrical surface of the pressing roller, and the protective layer is a cylindrical tube.

Through above technical scheme, because the pinch roller is in the butt state all the time with the membrane book, the protective layer can reduce the possibility of pinch roller fish tail film.

Preferably, still be provided with the mechanism that flattens that is used for leveling plastic film on the support frame, the mechanism that flattens includes that two are fixed respectively at the installed part of support frame both sides, and it has two compression rollers to rotate to install on the installed part, and two compression roller intervals set up, and the gyration axis of compression roller is parallel to each other with the gyration axis of wind-up roll.

According to the technical scheme, the film is heated during printing, so that the possibility of deformation exists, the deformed film can be flattened by the pressing roller of the flattening mechanism, the possibility of keeping a deformed state after the film is rolled is reduced, and the product quality is ensured; meanwhile, the flattening mechanism can be used as a tensioning mechanism when the film is rolled, so that the possibility that the rolled film is wrinkled due to insufficient tensioning force in the film rolling process is reduced.

Preferably, an adjusting assembly is arranged between the press roll and the mounting piece, and an elongated adjusting opening for mounting the adjusting assembly is formed in the mounting piece; the adjusting component comprises a bearing seat for installing the compression roller, a threaded rod is installed on the bearing seat and penetrates through the installation part, and the axis of the threaded rod is perpendicular to the rotary axis of the winding roller. The threaded rod is provided with a fastening nut.

Through above technical scheme, thereby utilize the adjusting part can adjust the position that the length of screw rod changed the bearing frame and reach the effect of adjusting the distance between two compression rollers, when the film of the different thickness of rolling, can adjust according to the self thickness of film for the effect that flattens is better, and lock nut can the relative position between fixed threaded rod and the installed part, reduces the possibility that position change appears between two in-process compression rollers that flatten, makes the reliability of device higher.

Preferably, a protective sleeve is mounted on the outer cylindrical surface of the press roller, and the protective sleeve is a cylindrical barrel.

Through above technical scheme, the protective sheath can reduce the possibility of flattening the in-process of film with the film fish tail, has further guaranteed the product quality of film.

Preferably, baffles are fixed on two sides of the bearing seat and positioned on two sides of the mounting piece.

Through above technical scheme, do benefit to the baffle and can reduce the possibility that the bearing frame breaks away from the regulation mouth when adjusting intraoral slip.

Preferably, the compression roller is a cylinder with a hollow interior, rotating shafts are fixed at two ends of the compression roller, through holes communicated with the interior of the compression roller are formed in the rotating shafts along the axes of the rotating shafts, and a rotating joint is installed at one end, far away from the compression roller, of each rotating shaft.

Through above technical scheme, the water pipe is connected on rotary joint, at the in-process that the film flattened at the compression roller, cools down the pen ink simultaneously for the design that the film that warp can be faster reduces because of film self has the possibility that heat recovers the deformation state once more.

Compared with the prior art, the utility model discloses one of following beneficial effect has at least:

1. the winding roller and the compression roller of the winding mechanism are matched with each other, so that the wound film roll is more compact in structure, and the possibility of loosening the film roll is reduced;

2. the flattening mechanism is utilized to enable the rolled film to reduce the possibility of deformation, and meanwhile, the device has higher cooling efficiency.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic structural view of a winding mechanism;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

fig. 4 is an exploded view of the adjustment assembly and the take-up mechanism.

In the above drawings: 1. a printer body; 11. a discharge port; 2. a winding mechanism; 21. a support frame; 211. a support bar; 212. A pull rod; 22. a wind-up roll; 23. a slide bar; 24. a pressure roller; 241. a protective layer; 25. a spring; 26. a drive motor; 27. a sliding sleeve; 3. a flattening mechanism; 31. a mounting member; 311. an adjustment port; 312. positioning a plate; 32. a compression roller; 321. A rotating shaft; 322. a protective sleeve; 33. an adjustment assembly; 331. a bearing seat; 332. a threaded rod; 333. locking the nut; 334. And a baffle plate.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

The utility model provides a plastic film printing device, refers to figure 1, including the printing machine body 1 that is provided with discharge gate 11, install the other winding mechanism 2 of discharge gate 11 of printing machine body 1 for the membrane of rolling is rolled up and is had compacter effect.

Referring to fig. 2 and 3, the winding mechanism 2 includes a support frame 21, a winding roller 22 rotatably mounted on the support frame 21, and a pressure roller 24. The support frame 21 includes two parallel arrangement's bracing piece 211, is fixed with at the bottom of two bracing pieces 211 and draws and connect the pole 212, draws and connects the stability that the pole 212 can strengthen support frame 21, and bracing piece 211 and draw and connect the pole 212 all can adopt rigid member material preparation such as square steel or angle steel preparation, can adopt welded fastening or bolt fastening between bracing piece 211 and the drawing and connecting the pole 212.

The winding roller 22 is rotatably installed at the top of the supporting rod 211, the winding roller 22 is a long cylindrical rod, and the winding roller can be an air expansion shaft which can be purchased in the market. A driving motor 26 for driving the winding roller 22 to rotate is connected to the end of the winding roller 22, and the driving motor 26 can be purchased in the market.

Sliding sleeves 27 are respectively fixed on the two supporting rods 211, the sliding sleeves 27 are located between the two supporting rods 211, the two sliding sleeves 27 are arranged oppositely, the sliding sleeves 27 can be made of steel materials, the sliding sleeves 27 and the supporting rods 211 can be fixed by welding or bolts, and the angle between the plane where the sliding sleeves 27 are located and the vertical plane can be adjusted according to actual needs. A through hole is formed in the sliding sleeve 27 towards the winding roller 22, a sliding rod 23 is installed in the through hole in a sliding mode, one end of the sliding rod 23 extends towards the direction close to the winding roller 22 to form an extending portion, and the sliding rod 23 can be made of cylindrical steel.

The two ends of the pressing roller 24 are respectively rotatably mounted on the extending parts of the two sliding rods 23, the pressing roller 24 is a long-strip-shaped cylindrical rod, and the pressing roller 24 can be made of steel pipes for reducing the self weight of the pressing roller 24.

A spring 25 is arranged on the extending part of the sliding rod 23 in a penetrating way, the spring 25 is positioned between the pressing roller 24 and the sliding sleeve 27, one end of the spring 25 is fixed on the sliding rod, and the other end of the spring 25 is abutted against the sliding sleeve 27.

When winding mechanism 2 carries out the rolling good film of printing, start driving motor 26 orders about wind-up roll 22 and rotates and carry out the rolling film and make it form the membrane book, and at the in-process of rolling, under the effort of spring 25, the film book on pinch roller 24 and wind-up roll 22 is in the butt state all the time for the membrane book structure of rolling is compacter, reduces the loose possibility of membrane book.

In order to reduce the possibility that the film roll is scratched by the pressure roller 24 in the process of rolling the film, a protective layer 241 is fixed on the outer cylindrical surface of the pressure roller 24, the protective layer 241 is a cylindrical cylinder, and the protective layer 241 can be made of elastic rubber.

Referring to fig. 3 and 4, a flattening mechanism 3 for flattening the film is installed at the bottom of the supporting frame 21, and the flattening mechanism 3 includes two installation members 31 respectively fixed to the supporting rods 211 and a pressing roller 32 rotatably installed between the two installation members 31.

The mounting member 31 is a rectangular plate, the mounting member 31 can be made of a steel plate, and the mounting member 31 and the support rod 211 can be fixed by welding or bolts. The press roller 32 is a cylindrical member, and the press roller 32 may be made of a steel pipe. The film is heated in the printing process, the possibility of deformation exists, and the film which deforms can be leveled by the flattening mechanism 3, so that the quality of the film roll is higher.

The outer cylindrical surface of the press roller 32 is sleeved with a protective sleeve 322, the protective sleeve 322 is a cylindrical cylinder, the protective sleeve 322 can be made of elastic rubber, and the protective sleeve 322 is used for reducing the possibility that the film is scratched when the film is flattened.

Use the shrouding to seal at the both ends of compression roller 32, the shrouding can adopt the steel sheet preparation, adopt welded fastening between compression roller 32 and the shrouding, be fixed with pivot 321 in the middle of the tip of compression roller 32, pivot 321 adopts the steel pipe preparation that the diameter is less than compression roller 32 diameter, adopt welded fastening between pivot 321 and the compression roller 32, pivot 321 is linked together with the inside of compression roller 32, rotary joint is installed to the one end of keeping away from installed part 31 in pivot 321, rotary joint can obtain with market purchase.

Carry out the in-process of leveling to the film, to the inside coolant that lets in of compression roller 32, like cooling water, cooling gas etc. play the effect for the film cooling simultaneously in the overload of leveling the film for the film after leveling can be stereotyped fast, reduces because of the film receives the possibility that the waste heat takes place deformation once more.

Referring to fig. 4, the mounting member 31 is provided with an elongated adjustment opening 311, and the opening of the adjustment opening 311 faces a side away from the support rod 211; an adjusting assembly 33 for adjusting the distance between the two press rollers 32 is installed at the adjusting port 311.

The adjusting assembly 33 includes a bearing seat 331 slidably mounted in the adjusting opening 311, the bearing seat 331 is commercially available, a threaded rod 332 is fixed on an outer ring of the bearing seat 331 in a direction toward the opening of the adjusting opening 311, and the outer ring of the bearing seat 331 and the threaded rod 332 can be fixed by welding.

The adjusting opening 311 of the mounting member 31 is fixed with a positioning plate 312, the positioning plate 312 is a rectangular steel plate, the positioning plate 312 and the mounting member 31 can be fixed by bolts or welded, a through hole is formed in the middle of the positioning plate 312, the threaded rod 332 is arranged in the through hole in a penetrating manner, the threaded rod 332 is provided with two locking nuts 333, and the two locking nuts 333 are respectively located on two sides of the positioning plate 312. When the distance between the two press rollers 32 is adjusted, the threaded rod is fixed by using the locking nut, so that the possibility of relative slippage between the positions of the press rollers 32 and the mounting piece 31 in the pressing process is reduced.

In order to reduce the possibility that the bearing seats 331 fall off in the sliding process of the adjusting openings 311, two baffle plates 334 are fixed on each bearing seat 331, the baffle plates 334 can be made of steel plates, the baffle plates 334 are located on two sides of the mounting part 31, and the baffle plates 334 can be fixed at two ends of the bearing seats 331 by welding.

The application discloses plastic film printing device's implementation principle does: after the film is printed, one end of the film is fixed on the winding roller 22, the driving motor 26 is started to drive the winding roller 22 to wind the film, and the pressing roller 24 and the film roll are always in a butt joint state under the action of the spring 25, so that the structure of the wound film roll is more compact; in the winding process, the deformed film is leveled by the compression roller 32 of the flattening mechanism 3, and meanwhile, the film has a tensioning effect, so that the possibility of wrinkles of the film is reduced, and the product quality of the wound film roll is higher; in the process of carrying out the flattening, to the inside of compression roller 32 circulation cooling medium for the device has the function of the temperature of cooling film, makes the film have the effect of cooling down simultaneously at the in-process of flattening, makes the practicality of device higher.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a plastic film printing device, includes printing machine body (1), printing machine body (1) is provided with discharge gate (11), its characterized in that: a winding mechanism (2) for winding a film product is arranged at a discharge hole (11) of the printer body (1), the winding mechanism (2) comprises a support frame (21), a winding roller (22) is rotatably arranged on the supporting frame (21), the end part of the winding roller (22) is connected with a driving motor (26), the supporting frame (21) comprises two supporting rods (211) which are arranged in parallel, sliding sleeves (27) are respectively fixed on the two supporting rods (211), a through hole is arranged on the sliding sleeve (27) towards the winding roller (22), a sliding rod (23) is arranged in the through hole in a sliding way, one end of each of the two sliding rods (23) is simultaneously provided with a pressing roller (24) in a rotating way, the cylindrical surface of each pressing roller (24) is abutted with the cylindrical surface of the corresponding winding roller (22), a spring (25) is sleeved on the sliding rod (23), and the spring (25) is positioned between the pressing roller (24) and the sliding sleeve (27).

2. The plastic film printing apparatus as claimed in claim 1, wherein: and a protective layer (241) for protecting the film roll is fixed on the outer cylindrical surface of the pressing roller (24), and the protective layer (241) is a cylindrical cylinder.

3. The plastic film printing apparatus as claimed in claim 2, wherein: still be provided with on support frame (21) and be used for flattening plastic film's mechanism (3) that flattens, mechanism (3) that flattens includes that two are fixed respectively in installed part (31) of support frame (21) both sides, rotate on installed part (31) and install two compression rollers (32), and two compression rollers (32) interval set up, and the axis of revolution of compression roller (32) is parallel to each other with the axis of revolution of wind-up roll (22).

4. A plastic film printing apparatus as claimed in claim 3, wherein: an adjusting assembly (33) is arranged between the press roller (32) and the mounting piece (31), and the mounting piece (31) is provided with a long-strip-shaped adjusting opening (311) for mounting the adjusting assembly (33); the adjusting component (33) comprises a bearing seat (331) used for installing the pressing roller (32), a threaded rod (332) is installed on the bearing seat (331), the threaded rod (332) is arranged on the installing piece (31) in a penetrating mode, the axis of the threaded rod (332) is perpendicular to the rotating axis of the winding roller (22), and a locking nut (333) is installed on the threaded rod (332).

5. The plastic film printing apparatus as claimed in claim 4, wherein: a protective sleeve (322) is installed on the outer cylindrical surface of the compression roller (32), and the protective sleeve (322) is a cylindrical barrel.

6. The plastic film printing apparatus as claimed in claim 5, wherein: and baffles (334) are fixed on two sides of the bearing seat (331), and the baffles (334) are positioned on two sides of the mounting piece (31).

7. The plastic film printing apparatus as claimed in claim 5, wherein: the compression roller (32) is a hollow cylinder, rotating shafts (321) are fixed at two ends of the compression roller (32), through holes communicated with the interior of the compression roller (32) are formed in the rotating shafts (321) along the axis of the rotating shafts, and a rotary joint is installed at one end, far away from the compression roller (32), of the rotating shafts (321).