CN218642045U - Paper tube winding roller convenient to replace - Google Patents

Abstract

The utility model belongs to the technical field of lithography apparatus, a fiber container wind-up roll convenient to change is disclosed, including wind-up roll and base, the cross section of base is U type structure, all rotate on the left side wall of base and the right side wall and be connected with the rotating sleeve, two equal screw drive is connected with the threaded rod, two in the rotating sleeve the one end that the threaded rod is close to each other all rotates and is connected with the sliding plate, sliding plate sliding connection is intraductal at corresponding rotating sleeve. The utility model discloses a set up rotating sleeve, threaded rod, sliding plate, triangular prism, gear, connecting plate and fixture block on the base, when rotating the threaded rod, promote two triangular prisms and be close to each other to drive the connecting plate upset and laminate mutually with the both sides inner wall of wind-up roll, realize fixed to the take-up roll's take-up, during the fixture block card advances the card hole of wind-up roll both sides simultaneously, realize spacing to the wind-up roll, make fixed more stable to the wind-up roll.

Description

Paper tube winding roller convenient to replace

Technical Field

The utility model relates to a lithography apparatus technical field specifically is a fiber container wind-up roll convenient to change.

Background

The printing machine is a machine for printing characters and images, and the modern printing machine generally comprises mechanisms such as plate loading, inking, stamping, paper conveying, rolling and the like. The working principle is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position of the characters and images on the printing plate by manual or printing machine, then it is directly or indirectly transferred onto paper or other printing material, so that the same printed matter as that of the printing plate can be reproduced. The invention and the development of the printing machine play an important role in the propagation of human civilization and culture.

At present, after the printing machine is used for a long time, in order to guarantee stability and tidiness of rolling of printed matters, the rolling roller needs to be detached and replaced, but the rolling roller on the existing printing machine is usually fixed by utilizing bolts, the assembly and disassembly of the existing fixing mode are very troublesome, the bolts are easy to rust, and the practicability is poor.

Therefore, the paper tube winding roller convenient to replace is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a paper tube wind-up roll convenient to replace.

In order to achieve the above object, the utility model provides a following technical scheme: a paper tube winding roller convenient to replace comprises a winding roller and a base, wherein the cross section of the base is of a U-shaped structure, rotating sleeves are rotatably connected to the left side wall and the right side wall of the base, threaded rods are spirally connected in the two rotating sleeves in a transmission mode, one ends, close to each other, of the two threaded rods are rotatably connected with sliding plates, the sliding plates are slidably connected in the corresponding rotating sleeves, triangular columns are fixedly connected to one sides, close to each other, of the two sliding plates, meshing teeth are fixedly arranged on the three rectangular outer side faces of the triangular columns, three gears are annularly and equidistantly hinged to one ends, close to each other, of the two rotating sleeves, the three gears are respectively meshed with the meshing teeth on the three rectangular outer side faces of the triangular columns, and a connecting plate is fixedly connected to one sides, far away from each other, of the three gears;

the winding roller is of a hollow structure, the left end and the right end of the winding roller are respectively sleeved on connecting plates on the left side and the right side of the base, one side of each connecting plate, far away from the winding roller, is fixedly connected with a clamping block, and clamping holes corresponding to the clamping blocks are formed in the left side and the right side of the winding roller in an annular equidistant mode.

Preferably, the sliding plate is of a triangular structure, fan-shaped convex blocks are fixedly connected to three opposite corners of the sliding plate, and a sliding groove consistent with the convex blocks is formed in the annular inner side wall of the rotating sleeve.

Preferably, keep away from a plurality of handles of one side fixedly connected with of wind-up roll on the annular lateral surface of threaded rod, the quantity of handle specifically is three and is annular equidistance distribution.

Preferably, a belt pulley for connecting a belt is fixedly sleeved on the annular outer side surface of the rotating sleeve positioned on the left side.

Preferably, the sliding plate and the triangular column are provided with sliding openings which are communicated and penetrated in the middle, sliding rods are connected in the sliding openings in a sliding mode, and the two sliding rods are fixedly connected with hand wheels at one ends far away from each other.

Preferably, the two sliding rods are fixedly connected with magnets at the ends close to each other, and the magnetic poles of the two magnets are opposite.

Preferably, the mounting groove has all been seted up with the bottom of right side wall to the left side wall of base, two dead levers of vertical symmetry fixedly connected with in the mounting groove, two the sliding block has been cup jointed in the common slip on the dead lever, two one side that the sliding block is close to each other rotates jointly and is connected with the pivot, the fixed cover of annular lateral surface of pivot has been cup jointed and has been supported the tight roller, the annular lateral surface that supports the tight roller is laminated mutually with the annular lateral surface of wind-up roll.

Preferably, the fixing rod is sleeved with a spring, one end of the spring is fixed to the lower end face of the sliding block, and the other end of the spring is fixed to the inner bottom face of the mounting groove.

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

1. the utility model discloses a set up rotating sleeve, threaded rod, sliding plate, triangular prism, gear, connecting plate and fixture block on the base, when rotating the threaded rod, promote two triangular prisms and be close to each other to drive the connecting plate upset and laminate mutually with the both sides inner wall of wind-up roll, realize fixed to the take-up roll's tensioning, during the fixture block card advances the card hole of wind-up roll both sides simultaneously, realize spacing to the wind-up roll, make the fixed more stable to the wind-up roll.

2. The utility model discloses a cooperation of slide bar, hand wheel and magnet is used, fixes back on two rotating sleeve pipes when the wind-up roll, removes two slide bars to the direction of wind-up roll to inhale the one end that is close to each other with two slide bars and lean on together, form a whole with two rotating sleeve pipes, and then increased rotating sleeve pipe's bearing capacity, help improving fixed strength.

3. The utility model discloses a dead lever, sliding block, spring, pivot and support the cooperation of tight roller and use for the wind-up roll is at the in-process that rotates the rolling, supports tight roller all the time with wind-up roll looks butt, thereby prevents that the printed matter is too fluffy, helps improving the coiling quality of printed matter.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of a part of the structure of the present invention;

fig. 3 is a schematic structural view of the middle gear, the connecting plate, the sliding groove, the clamping block, the triangular prism, the hand wheel, the magnet and the sliding rod of the present invention;

fig. 4 is an explosion diagram of the structure of the middle threaded rod, the handle, the sliding plate, the triangular prism, the gear, the connecting plate and the fixture block.

In the figure: 1. a base; 2. rotating the sleeve; 3. a threaded rod; 4. a handle; 5. a sliding plate; 6. a triangular column; 7. a gear; 8. a connecting plate; 9. a clamping block; 10. a wind-up roll; 11. a clamping hole; 12. a slide bar; 13. a hand wheel; 14. a magnet; 15. mounting grooves; 16. fixing the rod; 17. a slider; 18. a spring; 19. a rotating shaft; 20. a tightening roller; 21. a belt pulley; 22. a sliding groove.

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.

Referring to fig. 1-4, a paper tube winding roll convenient to replace comprises a winding roll 10 and a base 1, wherein the cross section of the base 1 is of a U-shaped structure, the left side wall and the right side wall of the base 1 are rotatably connected with rotating sleeves 2, threaded rods 3 are spirally connected in the two rotating sleeves 2, one ends, close to each other, of the two threaded rods 3 are rotatably connected with sliding plates 5, the sliding plates 5 are slidably connected in the corresponding rotating sleeves 2, triangular columns 6 are fixedly connected to one sides, close to each other, of the two sliding plates 5, meshing teeth are fixedly arranged on the three rectangular outer side faces of the triangular columns 6, three gears 7 are annularly and equidistantly hinged to one ends, close to each other, of the two rotating sleeves 2, the three gears 7 are respectively meshed with the meshing teeth on the three rectangular outer side faces of the triangular columns 6, and a connecting plate 8 is fixedly connected to one side, far away from each other, of the three gears 7;

the winding roller 10 is of a hollow structure, the left end and the right end of the winding roller 10 are respectively sleeved on the connecting plates 8 on the left side and the right side of the base 1, one side of each connecting plate 8, far away from the winding roller 10, is fixedly connected with a clamping block 9, and the left side and the right side of the winding roller 10 are both provided with clamping holes 11 which correspond to the clamping blocks 9 in an annular and equidistant mode;

before installing wind-up roll 10, a plurality of connecting plates 8 are in the horizontal state, the left end of wind-up roll 10 of cavity form is overlapped on the left rotating sleeve 2 of base 1, then the right-hand member cover of wind-up roll 10 is on rotating sleeve 2 on base 1 right side, manual rotatory threaded rod 3 rotates at rotating sleeve 2 after that, because threaded rod 3 is the spiral transmission connection in rotating sleeve 2, therefore threaded rod 3 is in the pivoted while, to the direction removal of wind-up roll 10, and then promote sliding plate 5 and triangular prism 6 to move to the direction of wind-up roll 10 in rotating sleeve 2, because gear 7 meshes with the meshing tooth of the 6 rectangle lateral surfaces of triangular prism, consequently, drive three connecting plate 8 and rotate, thereby realize the effect of upset, when connecting plate 8 rotates to laminating with both ends about wind-up roll 10, realize the taut fixed effect of wind-up roll 10, this moment fixture block 9 blocks into the card hole 11 at both ends of wind-up roll 10, thereby further strengthened the fixed to wind-up roll 10, this kind of fixed mode easy operation, the fixed effect is obvious, the practicality of device has just been improved.

Referring to fig. 1-2, a plurality of handles 4 are fixedly connected to one side of the annular outer side surface of the threaded rod 3, which is far away from the wind-up roll 10, and the number of the handles 4 is specifically three and is distributed in an annular shape at equal intervals; through setting up handle 4 for operating personnel is convenient for more rotate threaded rod 3, has embodied the convenience of device.

Referring to fig. 1-2, a belt pulley 21 for connecting a belt is fixedly sleeved on the annular outer side surface of the rotating sleeve 2 on the left side; when the device is used, the device needs to be connected with a power mechanism, and the belt pulley 21 is arranged to facilitate the connection of the rotating sleeve 2 and the output shaft of the motor, so that the winding roller 10 fixed on the base 1 is driven to rotate along with the operation of the device, and the winding is realized.

Referring to fig. 3-4, the sliding plate 5 is a triangular structure, and three opposite corners of the sliding plate are fixedly connected with fan-shaped protrusions, and the annular inner side wall of the rotating sleeve 2 is provided with a sliding groove 22 consistent with the protrusions;

through the cooperation use of sliding plate 5, lug and sliding tray 22 for sliding plate 5 and triangle post 6 can be more stable slide in rotating sleeve 2, play limiting displacement simultaneously, make sliding plate 5 and triangle post 6 only can slide in rotating sleeve 2, can not follow the rotation of threaded rod 3 and rotate, thereby improved the stability of device.

Referring to fig. 2-4, a sliding opening is formed in the middle of each of the sliding plate 5 and the triangular column 6, the sliding opening is connected with a sliding rod 12 in a sliding manner, the end of each of the two sliding rods 12 away from each other is fixedly connected with a hand wheel 13, the end of each of the two sliding rods 12 close to each other is fixedly connected with a magnet 14, and the magnetic poles of the two magnets 14 are opposite;

after the winding roller 10 is clamped and fixed by the connecting plate 8 and the clamping block 9, the sliding rods 12 on two sides are inserted into the winding roller 10 through the triangular columns 6, and the magnets 14 with opposite magnetic poles are arranged at one ends, close to each other, of the two sliding rods 12, so that the two sliding rods 12 can be attracted together to form a whole, the rotating sleeves 2 on two sides of the base 1 are connected together, the bearing effect of the rotating sleeves 2 is enhanced, and the winding roller 10 is fixed more stably and firmly.

Referring to fig. 1-2, mounting grooves 15 are formed in the bottoms of the left side wall and the right side wall of the base 1, two fixing rods 16 are vertically and symmetrically fixedly connected in the mounting grooves 15, sliding blocks 17 are sleeved on the two fixing rods 16 in a sliding manner, one sides of the two sliding blocks 17 close to each other are connected with a rotating shaft 19 in a rotating manner, a resisting roller 20 is fixedly sleeved on the annular outer side surface of the rotating shaft 19, and the annular outer side surface of the resisting roller 20 is attached to the annular outer side surface of the winding roller 10; a spring 18 is sleeved on the fixed rod 16, one end of the spring 18 is fixed with the lower end face of the sliding block 17, and the other end of the spring 18 is fixed with the inner bottom face of the mounting groove 15;

when the device is in operation, the wind-up roll 10 is in a rotating state, so that the wind-up operation is performed, the annular outer side surface of the tight-supporting roll 20 is attached to the annular outer side surface of the wind-up roll 10 in an initial state, the tight-supporting roll 20 is always abutted to the wind-up roll 10 under the elastic action of the spring 18 along with the increasing thickness of the printed matters, and the wound printed matters are not too fluffy.

The working principle is as follows: when the winding roller 10 is installed, the left end of the winding roller 10 is firstly sleeved on the rotating sleeve 2 on the left side of the base 1, then the right end of the winding roller 10 is sleeved on the rotating sleeve 2 on the right side of the base 1, then the threaded rod 3 is manually rotated through the handle 4 to rotate in the rotating sleeve 2, and simultaneously the threaded rod moves towards the winding roller 10, so that the sliding plate 5 and the triangular column 6 are pushed to slide in the rotating sleeve 2 towards the winding roller 10, and the gear 7 is meshed with the meshing teeth on the rectangular outer side surface of the triangular column 6, so that the three connecting plates 8 are driven to rotate, the overturning effect is realized, when the connecting plates 8 rotate to be attached to the left end and the right end of the winding roller 10, the effect of tightening and fixing the winding roller 10 is realized, at the moment, the clamping blocks 9 are just clamped into the clamping holes 11 at the two ends of the winding roller 10, and the fixing of the winding roller 10 is further enhanced;

then the sliding rods 12 on the two sides are inserted into the winding roller 10 through the triangular column 6, and the magnets 14 with opposite magnetic poles are arranged at the ends, close to each other, of the two sliding rods 12, so that the two sliding rods 12 are attracted together to form a whole, and the rotating sleeves 2 on the two sides of the base 1 are connected together, so that the bearing effect of the rotating sleeves 2 is enhanced;

when the device works, the winding roller 10 is in a rotating winding state, and along with the increasing thickness of printed matters, the annular outer side face of the abutting roller 20 is always abutted against the annular outer side face of the winding roller 10 through the elastic action of the spring 18, so that the printed matters are prevented from being loose, and the winding quality is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a fiber container wind-up roll convenient to change, includes wind-up roll (10) and base (1), its characterized in that: the cross section of the base (1) is of a U-shaped structure, the left side wall and the right side wall of the base (1) are rotatably connected with rotating sleeves (2), threaded rods (3) are spirally connected in the two rotating sleeves (2), one ends, close to each other, of the two threaded rods (3) are rotatably connected with sliding plates (5), the sliding plates (5) are slidably connected in the corresponding rotating sleeves (2), one sides, close to each other, of the two sliding plates (5) are fixedly connected with triangular columns (6), three rectangular outer side faces of the triangular columns (6) are fixedly provided with meshing teeth, one ends, close to each other, of the two rotating sleeves (2) are annularly and equidistantly hinged with three gears (7), the three gears (7) are respectively meshed with the meshing teeth on the three rectangular outer side faces of the triangular columns (6), and one sides, far away from each other, of the three gears (7) are fixedly connected with connecting plates (8);

wind-up roll (10) are hollow column structure, both ends overlap respectively on base (1) left and right sides's connecting plate (8) about wind-up roll (10), one side fixedly connected with fixture block (9) of wind-up roll (10) are kept away from in connecting plate (8), the equal annular equidistance in the left and right sides of wind-up roll (10) has seted up card hole (11) corresponding with fixture block (9).

2. The easy-to-replace web wind-up roll of claim 1, further comprising: the sliding plate (5) is of a triangular structure, fan-shaped convex blocks are fixedly connected at three opposite corners, and a sliding groove (22) consistent with the convex blocks is formed in the annular inner side wall of the rotating sleeve (2).

3. The easy-to-replace web wind-up roll of claim 1, further comprising: keep away from a plurality of handles (4) of one side fixedly connected with of wind-up roll (10) on the annular lateral surface of threaded rod (3), the quantity of handle (4) specifically is three and is annular equidistance and distributes.

4. The easy-to-replace web wind-up roll of claim 1, further comprising: a belt pulley (21) used for connecting a belt is fixedly sleeved on the annular outer side surface of the rotary sleeve (2) positioned on the left side.

5. The easy-to-replace web wind-up roll of claim 1, further comprising: the sliding plate (5) and the triangular column (6) are provided with sliding openings which are communicated and run through in the middle, sliding rods (12) are connected in the sliding openings in a sliding mode, and the two sliding rods (12) are fixedly connected with hand wheels (13) at one ends far away from each other.

6. The easy-to-replace web wind-up roll of claim 5, wherein: the two sliding rods (12) are fixedly connected with magnets (14) at the ends close to each other, and the magnetic poles of the two magnets (14) are opposite.

7. The easy-to-replace web wind-up roll of claim 1, further comprising: mounting groove (15) have all been seted up with the bottom of right side wall to the left side wall of base (1), two dead lever (16) of vertical symmetry fixedly connected with in mounting groove (15), two sliding block (17) have been cup jointed, two to slide jointly on dead lever (16) one side that sliding block (17) are close to each other rotates jointly and is connected with pivot (19), the fixed cover of annular lateral surface of pivot (19) has connect and has supported tight roller (20), the annular lateral surface of supporting tight roller (20) is laminated mutually with the annular lateral surface of wind-up roll (10).

8. The easy-to-replace web wind-up roll of claim 7, wherein: the fixing rod (16) is sleeved with a spring (18), one end of the spring (18) is fixed to the lower end face of the sliding block (17), and the other end of the spring (18) is fixed to the inner bottom face of the mounting groove (15).

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