CN212098041U

CN212098041U - Paper unwinding mechanism in digital printing machine

Info

Publication number: CN212098041U
Application number: CN202020171384.4U
Authority: CN
Inventors: 王雅静; 王宽森
Original assignee: Jinjiang Bajiang Anbang Umbrella Accessories Co ltd
Current assignee: Jinjiang Bajiang Anbang Umbrella Accessories Co ltd
Priority date: 2020-02-15
Filing date: 2020-02-15
Publication date: 2020-12-08
Anticipated expiration: 2030-02-15

Abstract

The utility model discloses a paper unwinding mechanism among digital printing machine relates to printing machine technical field. This paper unwinding mechanism among digital printing machine, including the mount pad, the top welding of mount pad has two stands, rotates respectively in two stands to be provided with first axostylus axostyle and sleeve pipe. This paper unwinding mechanism in digital printing machine, the user can stimulate the semicircle arc piece with the hand, make the second shaft lever remove, keep away from the back at first axostylus axostyle and second shaft lever, can change the roller of winding paper, change the roller back, loosen the second shaft lever of pulling, under the effect of spring, can make first axostylus axostyle and second axostylus axostyle be connected with the roller, just, the effect of easily changing the paper has been realized, the paper of pulling out is located between two spacing rollers, can carry on spacingly to the paper, avoid the paper to rock and cause the fold, the user can be through the position of adjusting two nuts, realize the adjustment to the movable block position, and then realize the regulation to paper centre gripping elasticity.

Description

Paper unwinding mechanism in digital printing machine

Technical Field

The utility model relates to a calico printing machine technical field specifically is a paper unwinding mechanism among digital calico printing machine.

Background

Digital printing machine is also known as universal printer, it is "with the high-tech digital printing equipment of inkjet printing type of object non-contact", digital printer prints conveniently and swiftly again, it is extremely simple to operate, general people can all operate whole flow, therefore use extensively, wherein paper unwinding mechanism is indispensable, but the paper unwinding mechanism among the present digital printing machine, when using, the paper can be along with unreeling and tension changes, the fold easily appears in the paper of emitting, simultaneously, it is inconvenient to the change of paper, can't satisfy the demand.

SUMMERY OF THE UTILITY MODEL

The utility model provides a paper unwinding mechanism among digital printing machine, the user can stimulate the second axostylus axostyle for the spring is in compression state, and the stick also can remove at the spout, and first axostylus axostyle and second axostylus axostyle are kept away from, alright change with the roller that has the paper to the winding, facilitate the use, and the attenuator of setting can prevent the paper reversal, avoids the paper loose, and two spacing rollers can carry on spacingly to the paper, can avoid the paper to rock and appear the fold.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a paper unwinding mechanism in a digital printing machine comprises a mounting seat, wherein two stand columns are welded at the top of the mounting seat, a first shaft rod and a sleeve are respectively rotatably arranged in the two stand columns, a hollow wheel is welded at one end, far away from the first shaft rod, of the sleeve, a second shaft rod is embedded in the sleeve and the hollow wheel, a damper is arranged at one end, far away from the second shaft rod, of the first shaft rod and fixed with one of the stand columns, a circular groove is formed in the sleeve, a spring is sleeved on the outer wall of the second shaft rod, one end of the spring is located in the circular groove, one end, far away from the first shaft rod, of the second shaft rod is in a threaded shape, a fixed block is sleeved at the threaded end of the second shaft rod, a mounting groove is formed in the stand column, provided with the second shaft rod, a driving motor is fixed in the mounting groove through a bolt, and a grooved pulley is sleeved at, and the grooved wheel is connected with the hollow wheel through a chain.

In order to realize the fixed of second axostylus axostyle and cavity wheel, conduct the utility model relates to a paper unwinding mechanism among digital printing machine is preferred, the spout has been seted up in the cavity wheel, and sliding fit has a piece in the spout to a piece and second axostylus axostyle welding.

In order to realize the spacing centre gripping to the paper, as the utility model relates to a paper unwinding mechanism in digital printing machine is preferred, two the stopper has all been welded in the front of stand, the stopper internal rotation is provided with first horizontal pole, the inner chamber has been seted up to the top that lies in first horizontal pole in the stopper, and sliding fit is equipped with the movable block in the inner chamber to the movable block rotates and sets up the second horizontal pole, the cover is equipped with spacing roller on the outer wall of first horizontal pole and second horizontal pole.

In order to realize the height adjustment to the second horizontal pole, conduct the utility model relates to a paper unwinding mechanism among digital printing machine is preferred, the top center department of stopper slides and inlays and be equipped with the screw rod, the one end and the movable block welding of screw rod, and the cover is equipped with two nuts on the outer wall of screw rod.

In order to easily stimulate the second axostylus axostyle, conduct the utility model relates to a paper unwinding mechanism in digital printing machine is preferred, all weld on the outer wall of first axostylus axostyle and second axostylus axostyle has the groove piece, and the threaded end welding of second axostylus axostyle has the semicircle arc piece.

In order to make the paper roller can fix, conduct the utility model relates to a paper unwinding mechanism among digital printing machine is preferred, first axostylus axostyle and second axostylus axostyle are located same straight line, and the external diameter of first axostylus axostyle and second axostylus axostyle equals.

The utility model provides a paper unwinding mechanism among digital printing machine. The method has the following beneficial effects:

(1) this paper unwinding mechanism in digital printing machine, the user can stimulate the semicircle arc piece with the hand for the second axostylus axostyle removes, and the spring can be in compression state, keeps away from the back at first axostylus axostyle and second axostylus axostyle, can change the roller of winding paper, changes the roller back, loosens the second axostylus axostyle of pulling, under the effect of spring, can make first axostylus axostyle and second axostylus axostyle be connected with the roller, has just realized the effect to the easily.

(2) The paper unwinding mechanism in the digital printing machine has the advantages that the pulled paper is located between the two limiting rollers, the paper can be limited, the paper is prevented from shaking to cause wrinkles, the position of the two nuts can be adjusted by a user, the position of the moving block can be adjusted, and the tightness of the paper can be adjusted.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the second shaft connection of the present invention;

fig. 3 is the schematic diagram of the limiting block of the present invention.

In the figure: 1. a mounting seat; 2. a column; 3. a damper; 4. a first shaft lever; 5. a second shaft lever; 6. a sleeve; 7. a hollow wheel; 8. a chain; 9. a grooved wheel; 10. a drive motor; 11. mounting grooves; 12. a limiting roller; 13. a limiting block; 14. a circular groove; 15. a spring; 16. a chute; 17. a bar block; 18. a fixed block; 19. a semicircular arc block; 20. a first cross bar; 21. a moving block; 22. a screw; 23. a nut; 24. a second cross bar.

Detailed Description

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

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a paper unwinding mechanism in a digital printing machine comprises a mounting base 1, two upright posts 2 are welded at the top of the mounting base 1, a first shaft rod 4 and a sleeve 6 are respectively arranged in the two upright posts 2 in a rotating mode, a hollow wheel 7 is welded at one end, far away from the first shaft rod 4, of the sleeve 6, a second shaft rod 5 is embedded in the sleeve 6 and the hollow wheel 7, a damper 3 is arranged at one end, far away from the second shaft rod 5, of the first shaft rod 4, the damper 3 is a formed device and is widely used, and is not described herein, the effect of preventing the first shaft rod 4 from rotating reversely is achieved, the damper 3 is fixed with one of the upright posts 2, a circular groove 14 is formed in the sleeve 6, a spring 15 is sleeved on the outer wall of the second shaft rod 5, one end of the spring 15 is located in the circular groove 14, one end, far away from the first shaft rod 4, of the second shaft rod 5 is in a threaded shape, and, wherein, the upright post 2 provided with the second shaft lever 5 is internally provided with a mounting groove 11, a driving motor 10 is fixed in the mounting groove 11 through a bolt, the output end of the driving motor 10 is sleeved with a grooved wheel 9 through a rotating shaft, and the grooved wheel 9 is connected with the hollow wheel 7 through a chain 8.

In this embodiment: the user can stimulate semicircle arc piece 19 with the hand for second axostylus axostyle 5 removes, and spring 15 can be in compression state, keeps away from the back at primary shaft pole 4 and secondary shaft pole 5, can change the roller of winding paper, changes behind the roller, loosens the secondary shaft pole 5 of pulling, under the effect of spring 15, can make primary shaft pole 4 and secondary shaft pole 5 be connected with the roller, has just realized the effect to the easily changing of paper.

Specifically, a sliding groove 16 is formed in the hollow wheel 7, a bar 17 is embedded in the sliding groove 16 in a sliding mode, and the bar 17 is welded with the second shaft rod 5.

In this embodiment: so that the second shaft 5 can be moved without affecting the connection of the second shaft 5 to the hollow wheel 7.

Specifically, limiting blocks 13 are welded on the front faces of the two stand columns 2, a first cross rod 20 is arranged in the limiting blocks 13 in a rotating mode, an inner cavity is formed in the limiting blocks 13 and located above the first cross rod 20, moving blocks 21 are embedded in the inner cavity in a sliding mode, the moving blocks 21 rotate to be provided with second cross rods 24, and limiting rollers 12 are sleeved on the outer walls of the first cross rods 20 and the second cross rods 24.

In this embodiment: the two limiting rollers 12 play a role in limiting the paper, and a user can adjust the position of the moving block 21 by adjusting the positions of the two nuts 23, so that the clamping tightness of the paper can be adjusted.

Specifically, the top center of the limiting block 13 is slidably embedded with a screw 22, one end of the screw 22 is welded with the moving block 21, and two nuts 23 are sleeved on the outer wall of the screw 22.

In this embodiment: the two nuts 23 serve to fix the screw 22 and thus the moving block 21.

Specifically, the outer walls of the first shaft rod 4 and the second shaft rod 5 are welded with groove blocks, and the threaded end of the second shaft rod 5 is welded with a semicircular arc block 19.

In this embodiment: the second shaft rod 5 can be conveniently moved through the arranged semi-circular arc blocks 19.

Specifically, the first shaft 4 and the second shaft 5 are located on the same straight line, and the outer diameters of the first shaft 4 and the second shaft 5 are equal.

In this embodiment: so that the drum for winding the paper can be connected with the first shaft lever 4 and the second shaft lever 5, and the first shaft lever 4 and the second shaft lever 5 are provided with the connecting protrusions.

When the paper winding device is used, a user can pull the semicircular arc block 19 by hand to enable the second shaft lever 5 to be pulled outwards, the spring 15 can be extruded in the process that the second shaft lever 5 is pulled outwards, the spring 15 is in a compressed state, the bar 17 on the second cross rod 24 can also slide in the sliding groove 16, after the first shaft lever 4 and the second shaft lever 5 are far away, the roller for winding paper can be sleeved on the first shaft lever 4, the semicircular arc block 19 is loosened, the second shaft lever 5 can reset under the action of restoring force of the spring 15 and is connected with the roller for winding paper, the paper can be easily installed, meanwhile, the pulling-out end of the paper is positioned between the two limiting rollers 12, the paper can be limited, wrinkles caused by shaking of the paper can be avoided, the user can screw the two nuts 23, move the screw rod 22 and adjust the position of the moving block 21, and then realize the position adjustment to second horizontal pole 24, realize the regulation to paper centre gripping spacing intensity, easy to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a paper unwinding mechanism in digital printing machine, includes mount pad (1), its characterized in that: the top of the mounting seat (1) is welded with two upright posts (2), a first shaft lever (4) and a sleeve (6) are respectively arranged in the two upright posts (2) in a rotating manner, one end, far away from the first shaft lever (4), of the sleeve (6) is welded with a hollow wheel (7), a second shaft lever (5) is embedded in the sleeve (6) and the hollow wheel (7), one end, far away from the second shaft lever (5), of the first shaft lever (4) is provided with a damper (3), the damper (3) is fixed with one of the upright posts (2), a circular groove (14) is formed in the sleeve (6), the outer wall of the second shaft lever (5) is sleeved with a spring (15), one end of the spring (15) is located in the circular groove (14), one end, far away from the first shaft lever (4), of the second shaft lever (5) is in a threaded shape, and a threaded end of the second shaft lever (5) is sleeved with a fixing block (18), wherein, the upright post (2) provided with the second shaft lever (5) is internally provided with a mounting groove (11), the mounting groove (11) is internally fixed with a driving motor (10) through a bolt, the output end of the driving motor (10) is sleeved with a grooved pulley (9) through a rotating shaft, and the grooved pulley (9) is connected with the hollow wheel (7) through a chain (8).

2. The paper unwinding mechanism of the digital printing machine as claimed in claim 1, wherein: a sliding groove (16) is formed in the hollow wheel (7), a strip block (17) is embedded in the sliding groove (16) in a sliding mode, and the strip block (17) is welded with the second shaft rod (5).

3. The paper unwinding mechanism of the digital printing machine as claimed in claim 1, wherein: the front surfaces of the two upright posts (2) are welded with limiting blocks (13), first transverse rods (20) are rotatably arranged in the limiting blocks (13), inner cavities are formed in the limiting blocks (13) and located above the first transverse rods (20), moving blocks (21) are embedded in the inner cavities in a sliding mode, the moving blocks (21) are rotatably arranged on the second transverse rods (24), and limiting rollers (12) are sleeved on the outer walls of the first transverse rods (20) and the second transverse rods (24).

4. The paper unwinding mechanism of the digital printing machine as claimed in claim 3, wherein: the top center of the limiting block (13) is embedded with a screw rod (22) in a sliding mode, one end of the screw rod (22) is welded with the moving block (21), and two nuts (23) are sleeved on the outer wall of the screw rod (22).

5. The paper unwinding mechanism of the digital printing machine as claimed in claim 1, wherein: the outer walls of the first shaft lever (4) and the second shaft lever (5) are welded with groove blocks, and the threaded end of the second shaft lever (5) is welded with a semicircular arc block (19).

6. The paper unwinding mechanism of the digital printing machine as claimed in claim 1, wherein: the first shaft lever (4) and the second shaft lever (5) are located on the same straight line, and the outer diameters of the first shaft lever (4) and the second shaft lever (5) are equal.