CN215438977U

CN215438977U - External film feeding device of UV ink-jet printer

Info

Publication number: CN215438977U
Application number: CN202121267605.9U
Authority: CN
Inventors: 邱培凯
Original assignee: Shenzhen Chuangsejie Technology Co ltd
Current assignee: Shenzhen Chuangsejie Technology Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2022-01-07
Anticipated expiration: 2031-06-08

Abstract

The utility model relates to an external film feeding device of a UV ink-jet printer, which comprises a base, wherein side edge blocks are arranged at the two sides of the base, a bidirectional screw rod is arranged inside the base, two ends of the bidirectional screw rod respectively extend to the insides of the side blocks at two sides, the surfaces of the two sides of the bidirectional screw are both in threaded connection with threaded sleeves, the surface rotating shaft of each threaded sleeve is connected with a supporting plate, the end of the supporting plate far away from the thread bushing is connected with a vertical plate through a rotating shaft, the surfaces of the two vertical plates which are relatively close to each other are provided with sliding grooves, the external film feeding device of the UV ink-jet printer is designed by arranging a pressure roller, a vertical plate, a spring rod, a guide roller, a cleaning roller, a printer, a bidirectional screw rod, a supporting plate and the like, can keep the surface of a film flat and can clean dust on the surface of the film.

Description

External film feeding device of UV ink-jet printer

Technical Field

The utility model relates to the field of UV ink-jet printers, in particular to an external film feeding device of a UV ink-jet printer.

Background

Present UV ink jet printer all installs feeding device in membrane paper entry inside and prints in order being used for printing the paper feeding UV ink jet printer that needs to print, but present UV ink jet printer is when printing PVA film, because PVA film self weight is heavier, rely on the inside feeding device of UV ink jet printer self membrane paper entry, PVA film is more difficult when the feeding, and is unstable, and leads to UV ink jet printer's damage easily, consequently PVA film adopts the inside of external device feeding printer usually.

However, the current printer feeding device still has certain defects: first the device lacks leveling mechanism, and the film is when sending into inside the printer, and the fold or crooked take place easily in the film surface to the effect that the printer finally printed out is influenced, in addition, has many paper powder or dust usually in the operational environment of printer, and these impurity adhesion to the film surface can produce certain influence to the material that prints out at last, to these defects and not enough, and the novel structure of present accessible design is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an external film feeding device of a UV ink-jet printer.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an external film feeding device of a UV ink-jet printer comprises a base, side blocks are arranged at two side positions of the base, a bidirectional screw is arranged in the base, two ends of the bidirectional screw respectively extend into the side blocks at two sides, threaded sleeves are in threaded connection with two side surfaces of the bidirectional screw, a support plate is connected with a surface rotating shaft of each threaded sleeve, a vertical plate is connected with a rotating shaft at one end of the support plate far away from the threaded sleeves, sliding grooves are formed in the surfaces of the two vertical plates relatively close to each other, sliding blocks are in sliding connection with the inner parts of the sliding grooves, a pressure roller is connected between the two sliding blocks, spring rods are in bilateral symmetry connection with the bottoms of the sliding blocks, the bottoms of the spring rods are connected with the inner wall of the bottom of the sliding grooves, a guide roller is connected with the upper surface of the base at one side of the pressure roller through a fixing frame, a cleaning roller is connected with the upper surface of the base at one side of the guide roller through a fixing frame, the cleaning roller is characterized in that the cleaning roller is symmetrically provided with two groups up and down, a gear is inserted into one side wall of the cleaning roller, the two gears are meshed with each other, and a transmission belt is connected between the cleaning roller positioned on the upper side and the guide roller.

Preferably, an installation plate is connected between the tops of the two support plates, and an exhaust fan is installed at the top of the installation plate; the cleaning roller can clean impurities such as dust on the surface of the film, and the exhaust fan can absorb impurities such as paper powder in the air, so that the surface of the film is prevented from being polluted.

Preferably, one end of the bidirectional screw rod extends to the outside of the side block and is connected with a handle; the user can drive two-way screw rod rotatory through the handle, and two thread bush on the two-way screw rod can carry out the removal of relative direction to drive the riser through the backup pad and carry out the lift of height, the user can adjust the height of riser according to own actual need, thereby the tensile force that the adjustment film received.

Preferably, a printer is arranged on the upper surface of the base, which is positioned on one side of the cleaning roller relative to the pressure roller, and a feeding hole is formed in one side wall of the printer; inside the film passes through the feed inlet of entering printer behind pressure roller, guide roll and the cleaning roller, structural design is reasonable.

Preferably, the horizontal height of the feed inlet is positioned between the two cleaning rollers; the height of the feed inlet is positioned between the two cleaning rollers, so that the film can smoothly enter the feed inlet after being cleaned by the cleaning rollers from the upper surface and the lower surface.

Preferably, a primary winding roller is installed at one side of the pressure roller through a fixing frame, and the horizontal height of the pressure roller is higher than that of the guide roller; the film is positioned on the surface of the original winding roller, and the height of the pressure roller is higher than that of the guide roller, so that the structure can provide a tension force to keep the surface of the film flat.

Compared with the prior art, the utility model has the beneficial effects that:

1. in the utility model, the raw material of the external feeding mechanism comes from a raw roll, the film firstly passes through a pressure roller with a higher position, then passes through a guide roller with a lower position, then passes through a space between two cleaning rollers and enters a feed inlet of a printer, in the process, the height difference of the pressure roller and the guide roller and spring rods at the bottoms of sliding blocks at two ends of the pressure roller can bring tension to the film, so that the surface of the film is kept flat, when a user wants to adjust the tension of the structure, the bidirectional screw rod can be rotated through a handle, and two thread sleeves on the surface of the bidirectional screw rod can horizontally move in opposite directions.

2. According to the utility model, the supporting plate on the surface of the threaded sleeve can drive the vertical plate to lift in height, the structure tension is convenient to adjust, the structure design is humanized, after the film passes through the guide rollers, the guide rollers can rotate along with the film, the guide rollers can transmit kinetic energy to the cleaning rollers through the transmission belt, and the two cleaning rollers rotate in opposite directions through the gears, so that the brushes on the surfaces of the cleaning rollers can clear away dust on the surface of the film, and the structure design is reasonable and the structure kinetic energy is fully utilized.

Drawings

FIG. 1 is a schematic structural diagram of an external film feeding device of a UV ink-jet printer according to the present invention;

FIG. 2 is a schematic view of an external film feeding device of a UV inkjet printer according to a second embodiment of the present invention.

In the figure: 1. a base; 2. a raw winding roller; 3. a printer; 4. a feed inlet; 5. a transmission belt; 6. cleaning the roller; 7. a guide roller; 8. a pressure roller; 9. a gear; 10. a handle; 11. a threaded sleeve; 12. a support plate; 13. a bidirectional screw; 14. a slider; 15. a vertical plate; 16. a spring lever; 17. a chute; 18. a side block; 19. an exhaust fan; 20. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

The first embodiment is as follows:

an external film feeding device of a UV ink-jet printer comprises a base 1, side blocks 18 are arranged at two sides of the base 1, a bidirectional screw 13 is arranged inside the base 1, two ends of the bidirectional screw 13 respectively extend into the side blocks 18 at two sides, threaded sleeves 11 are respectively in threaded connection with two side surfaces of the bidirectional screw 13, a support plate 12 is connected with a surface rotating shaft of each threaded sleeve 11, a vertical plate 15 is connected with a rotating shaft of one end of each support plate 12 far away from the threaded sleeves 11, sliding grooves 17 are respectively formed in the surfaces, relatively close to the two vertical plates 15, sliding blocks 14 are connected inside the sliding grooves 17 in a sliding manner, a pressure roller 8 is connected between the two sliding blocks 14, spring rods 16 are symmetrically connected with the bottom of each sliding block 14 in a left-right manner, the bottom of each spring rod 16 is connected with the inner wall of the bottom of each sliding groove 17, a guide roller 7 is connected with the upper surface of the base 1 at one side of each pressure roller 8 through a fixing frame, one end of each bidirectional screw 13 extends to the outside each side block 18 and is connected with a handle 10, one side of the pressure roller 8 is provided with the original winding roller 2 through a fixed frame, and the horizontal height of the pressure roller 8 is higher than that of the guide roller 7, as shown in figure 1; the user can drive two-way screw rod 13 rotatory through handle 10, and two thread bush 11 on two-way screw rod 13 can carry out the removal of relative direction, and drive riser 15 through backup pad 12 and carry out the lift of height, the user can adjust the height of riser 15 according to own actual need, thereby the tensile force that the adjustment film received, the film is located former winding up roller 2's surface, pressure roller 8 highly is higher than guide roll 7, the structure just can provide a tensile force like this, let the film surface keep leveling.

The upper surface of the base 1, which is positioned on one side of the guide roller 7 opposite to the pressure roller 8, is connected with cleaning rollers 6 through a fixing frame, two groups of cleaning rollers 6 are symmetrically arranged up and down, a gear 9 is inserted into one side wall of the cleaning rollers 6, the two gears 9 are meshed, a transmission belt 5 is connected between the cleaning roller 6 positioned on the upper side and the guide roller 7, a printer 3 is arranged on the upper surface of the base 1, which is positioned on one side of the cleaning rollers 6 opposite to the guide roller 7, a feeding hole 4 is formed in one side wall of the printer 3, and the horizontal height of the feeding hole 4 is positioned between the two cleaning rollers 6, which is shown in figure 1; inside the film passes through pressure roller 8, guide roll 7 and gets into feed inlet 4 of printer 3 after cleaning roller 6, structural design is reasonable, and the height of feed inlet 4 is located between two cleaning roller 6, and the film can get into the inside of feed inlet 4 smoothly after receiving the clearance of the cleaning roller 6 from upper and lower two sides like this.

Example two:

a mounting plate 20 is connected between the tops of the two support plates 15, and an exhaust fan 19 is mounted at the top of the mounting plate 20, as shown in fig. 2; the cleaning roller 6 can clean impurities such as dust on the surface of the film, and the exhaust fan 19 can absorb impurities such as paper powder in the air, so that the surface of the film is not polluted.

The working principle is as follows: in the process that raw materials of the external feeding mechanism come from a raw roll 2, a film firstly passes through a pressure roller 8 with a higher position, then passes through a guide roller 7 with a lower position, then passes through a space between two cleaning rollers 6 and enters a feeding hole 4 of a printer 3, the height difference of the pressure roller 8 and the guide roller 7 and spring rods 16 at the bottoms of sliders 14 at two ends of the pressure roller 8 can bring tension to the film, so that the surface of the film is kept flat, when a user wants to adjust the tension of a structure, the user can rotate a bidirectional screw 13 through a handle 10, two thread sleeves 11 on the surface of the bidirectional screw 13 can horizontally move in opposite directions, a support plate 12 on the surface of the thread sleeve 11 can drive a vertical plate 15 to lift in height, the adjustment of the tension of the structure is convenient, the structural design is humanized, and after the film passes through the guide roller 7, the guide roller 7 can rotate along with the film, and guide roll 7 can pass through drive belt 5 with kinetic energy and transmit for cleaning roll 6, and carries out the rotation of relative direction again through gear 9 between two cleaning roll 6, consequently the brush on cleaning roll 6 surface can clear away the dust on film surface, and structural design is reasonable and make full use of structure kinetic energy.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The external film feeding device of the UV ink-jet printer comprises a base (1) and is characterized in that side blocks (18) are arranged at two sides of the base (1), a bidirectional screw (13) is arranged in the base (1), two ends of the bidirectional screw (13) extend into the two side blocks (18) respectively, both side surfaces of the bidirectional screw (13) are in threaded connection with a threaded sleeve (11), a surface rotating shaft of the threaded sleeve (11) is connected with a supporting plate (12), one end of the supporting plate (12), far away from the threaded sleeve (11), is connected with a vertical plate (15), two sliding grooves (17) are formed in the surfaces, close to each other, of the vertical plates (15), sliding blocks (14) are connected in a sliding manner in the sliding grooves (17), pressure rollers (8) are connected between the sliding blocks (14), spring rods (16) are symmetrically connected to the left and right sides of the bottoms of the sliding blocks (14), the bottom of spring beam (16) and the bottom inner wall of spout (17) are connected, the upper surface of base (1) on one side of pressure roller (8) is connected with guide roll (7) through the mount, the upper surface that is located guide roll (7) for base (1) on one side of pressure roller (8) is connected with cleaning roller (6) through the mount, cleaning roller (6) longitudinal symmetry is provided with two sets ofly, one side wall of cleaning roller (6) is pegged graft and is had gear (9), two mesh between gear (9), be connected with drive belt (5) between cleaning roller (6) and the guide roll (7) that are located the upside.

2. The external film feeding device of the UV ink-jet printer is characterized in that a mounting plate (20) is connected between the tops of the two vertical plates (15), and an exhaust fan (19) is mounted at the top of the mounting plate (20).

3. The external film feeding device of the UV ink-jet printer is characterized in that one end of the bidirectional screw (13) extends to the outside of the side block (18) and is connected with the handle (10).

4. The external film feeding device of the UV ink-jet printer is characterized in that the printer (3) is arranged on the upper surface of the base (1) on one side of the cleaning roller (6) opposite to the guide roller (7), and a feeding hole (4) is formed in one side wall of the printer (3).

5. The external film feeding device of the UV ink-jet printer is characterized in that the horizontal height of the feeding hole (4) is positioned between two cleaning rollers (6).

6. The external film feeding device of the UV ink-jet printer is characterized in that a position on one side of the pressure roller (8) is provided with the original winding roller (2) through a fixed frame, and the level of the pressure roller (8) is higher than that of the guide roller (7).