Unreeling device of non-stop unreeling machine

Abstract

The utility model discloses an unwinding device of a non-stop unwinding machine, which belongs to the technical field of paper unwinding equipment and comprises a rotating arm, a support column is fixed on the rotating arm, a transition roller is rotatably mounted on the upper portion of the support column, a first end of the rotating arm is rotatably mounted on a seat body, and a penetrating opening is formed in the side wall, close to a second end, of the rotating arm. Clamping plate pieces and an air expansion device are fixed to the second end of the rotating arm, a telescopic air cylinder is installed between the clamping plate pieces, a deviation assembly and a limiting assembly are further fixed to the supporting column, the air expansion device comprises a power motor fixed to the clamping plate pieces, and an air expansion roller is installed on an output shaft of the power motor. And the raw materials which are unwound continuously can be corrected, the raw materials are prevented from being deviated and damaged, during use, the inclined rollers on the horizontal frame can make contact with the raw materials, so that the raw materials are guided to be deviated, and the raw materials can be corrected more stably in cooperation with the limiting assembly on the upper portion.

Description

TECHNICAL FIELD

[0001] The utility model relates to a unwinding device of non-stop unwinding machine belongs to paper unwinding equipment technical field. BACKGROUND

[0002] Non-stop unwinding machine is a kind of machine equipment, for replacing roll material automatically in the process of printing, weaving, paper processing etc., avoid the time waste due to stop, greatly improve production efficiency, and can maintain the stability of subsequent production to improve production quality, the whole process is usually controlled by electric control system, realizes the automatic operation by programming and sensor etc.

[0003] Such as the Chinese invention patent document with application No. CN201811004675.8, a kind of unwinding device, for unwinding film roll, including wear roll, support piece, positioning mechanism, resistance mechanism and inflatable or contractible gas inflation mechanism, the wear roll is rotatably installed on the support piece one end, the other end of the wear roll extends towards the direction away from the support piece, the positioning mechanism is arranged on the wear roll, the positioning mechanism is used for the positioning of the film roll core shaft sleeve, the gas inflation mechanism is arranged on the wear roll, the positioning mechanism is located between the support piece and the gas inflation mechanism, the gas inflation mechanism is used to abut or separate from the inner wall of the film roll core shaft, the resistance mechanism is connected with the wear roll, the resistance mechanism is used to exert rotational resistance on the wear roll.

[0004] The above document can protect the unwound film and avoid material loss. However, when unwinding, both film and paper will deviate, and workers often need to manually adjust after the material deviates. This has low work efficiency and low manual operation precision, which is not conducive to maintaining high-quality production. Therefore, the utility model is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at the deficiencies of prior art, provides a unwinding device of non-stop unwinding machine, can rectify the deviation of continuously unwound material, avoid material deviation damage, when using, the inclined roller on horizontal frame can contact material, to guide material to deviate position, cooperate with the limiting assembly on the upper portion, can more stably rectify the deviation of material.

[0006] The application discloses a pay-off device of a non-stop pay-off machine, which comprises a rotating arm, a support column fixed on the rotating arm, a transition roller rotatably arranged on the upper portion of the support column, a first end of the rotating arm rotatably arranged on a seat body, the seat body being required to be arranged on an external fixing component, a through hole arranged on the side wall near the second end of the rotating arm, a clamping plate and an air inflation device fixed on the second end of the rotating arm, a telescopic air cylinder arranged between the clamping plates, the top end of the telescopic air cylinder being required to be hingedly connected with an external fixed object, the rotating arm being rotated by the telescopic air cylinder, an offset component and a limiting component fixed on the support column, and a power connector arranged on one side of the rotating arm through a power line.

[0007] The air inflation device comprises a power motor fixed on the clamping plate, a brake device arranged on the output shaft of the power motor, the brake device being used for braking the rotating raw material in time, and an air inflation roller arranged on the output shaft of the power motor.

[0008] A rotating hole is arranged on the side wall of the clamping plate, a rotating column is fixed on the lower portion of the side wall of the telescopic air cylinder, one end of the rotating column extends into the rotating hole, and a hinge joint is fixed on the top end of the telescopic air cylinder, the hinge joint being capable of ensuring that the normal rotation of the telescopic air cylinder can be smoothly performed.

[0009] The offset component comprises an assembly bottom plate fixed on the side wall of the support column, two offset telescopic rods are fixed on the assembly bottom plate, a horizontal frame is fixed on the top end of the offset telescopic rods, and an inclined roller is rotatably arranged on the horizontal frame.

[0010] An inclined block is fixed on the inner wall of the horizontal frame, and the inclined roller is rotatably arranged between the inclined blocks.

[0011] The limiting component comprises a fixing plate fixed on the side wall of the support column, a center rod is fixed on the side wall of the fixing plate, two center rods are arranged, a middle cylinder is slidably sleeved on the center rod, and a follow-up belt is sleeved on the middle cylinder, the follow-up belt being capable of rotating around the middle cylinder and being clamped on the middle cylinder, and the follow-up belt is capable of moving together with the middle cylinder when moving.

[0012] One end of the center rod is fixed with a baffle, a reset mechanism is arranged between the middle cylinder and the fixing plate, and the reset mechanism is used for resetting the follow-up belt when the follow-up belt is separated from the raw material.

[0013] The reset mechanism comprises a side ring plate fixed on the fixing plate, a reset spring is fixed on the side ring plate, one end of the reset spring is fixed with a moving ring plate, end plates are fixed on both ends of the center rod, and the side wall of the moving ring plate and the end plates are hingedly connected with each other, so that the middle cylinder and the follow-up belt can be conveniently adjusted in position.

[0014] The utility model discloses a beneficial effect is: this device can be fixed fastly and roll raw materials, and can rectify the deviation treatment to the raw material of unceasingly unwinding, avoids raw material deviation damage, uses, and the inclined roller on horizontal frame can contact raw material to guide raw material to carry out position deviation, cooperates the limiting component of upper portion and can more stably rectify the deviation of raw material. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is the rotating column structure schematic diagram of the utility model;

[0017] Figure 3 It is the deviation subassembly structure schematic diagram of the utility model;

[0018] Figure 4 It is Figure 3 The enlarged structure schematic diagram of A place in;

[0019] Figure 5 It is Figure 3 The enlarged structure schematic diagram of B place in;

[0020] Figure 6 It is the baffle structure schematic diagram of the utility model.

[0021] In the drawing: 1, rotating arm; 101, support column; 102, transition roller; 2, clamping plate; 3, gas expansion device; 301, power motor; 302, gas expansion roller; 4, telescopic cylinder; 401, rotating column; 402, hinge joint; 5, deviation subassembly; 501, assembly bottom plate; 502, deviation telescopic rod; 503, horizontal frame; 504, inclined roller; 505, inclined block; 6, limiting component; 601, fixed plate; 602, center rod; 603, intermediate cylinder; 604, follow-up belt; 605, baffle; 7, reset mechanism; 701, side ring plate; 702, reset spring; 703, moving ring plate. DETAILED DESCRIPTION

[0022] The technical scheme in the utility model embodiment will be described clearly and completely below in combination with the drawings in the utility model embodiment, and apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0023] Please refer to Figures 1-6As shown, a kind of unwinding device of non-stop unwinding machine, including rotating arm 1, rotating arm 1 is fixed with support column 101, the upper portion of support column 101 is rotatably installed with transition roller 102, the first end of rotating arm 1 is rotatably installed on seat body, seat body needs to be installed on the fixed component of outside, the side wall of rotating arm 1 near second end is provided with the through hole, the second end of rotating arm 1 is fixed with clamping plate piece 2 and gas inflation device 3, retractable pneumatic cylinder 4 is installed between clamping plate piece 2, the top of retractable pneumatic cylinder 4 needs and the external fixed object are articulated, rotating arm 1 is rotated by the telescopic of itself, support column 101 is also fixed with offset component 5 and limiting component 6, the side of rotating arm 1 is provided with power connector by power line.

[0024] Gas inflation device 3 includes power motor 301 fixed on clamping plate piece 2, brake device is provided on the output shaft of power motor 301, brake device is used to brake raw material in rotation in time, power motor 301 is installed on the output shaft with gas inflation roller 302, gas inflation roller 302 is the commonly used tensioning device, and controllable gas source needs to be connected when using.

[0025] Rotary hole is provided on the side wall of clamping plate piece 2, the lower part of retractable pneumatic cylinder 4 is fixed with rotating column 401, one end of rotating column 401 extends into rotary hole, the top of retractable pneumatic cylinder 4 is fixed with articulated joint 402, articulated joint 402 can ensure that the normal rotation of retractable pneumatic cylinder 4 can be smoothly carried out.

[0026] The offset assembly 5 comprises an assembly base plate 501 fixed on the side wall of the support column 101, two offset telescopic rods 502 are fixed on the assembly base plate 501, the top end of the offset telescopic rod 502 is fixed with a horizontal frame 503, the horizontal frame 503 is rotatably installed with an inclined roller 504, the inner wall of the horizontal frame 503 is fixed with an inclined block 505, the inclined roller 504 is rotatably installed between the inclined blocks 505, the limiting assembly 6 comprises a fixed plate 601 fixed on the side wall of the support column 101, a center rod 602 is fixed on the side wall of the fixed plate 601, the center rod 602 is provided with two, the center rod 602 is slidably sleeved with an intermediate cylinder 603, the intermediate cylinder 603 is sleeved with a follow-up belt 604, the follow-up belt 604 can rotate around the outside of the intermediate cylinder 603 and be clamped on the outside of the intermediate cylinder 603, and can communicate with the intermediate cylinder 603 during movement to move together, one end of the center rod 602 is fixed with a baffle 605, a reset mechanism 7 is arranged between the intermediate cylinder 603 and the fixed plate 601, the reset mechanism 7 is used to reset the follow-up belt 604 when the follow-up belt 604 is separated from the raw material, the reset mechanism 7 comprises a side ring plate 701 fixed on the fixed plate 601, a reset spring 702 is fixed on the side ring plate 701, one end of the reset spring 702 is fixed with a moving ring plate 703, both ends of the center rod 602 are fixed with end plates, the side wall of the moving ring plate 703 and the end plates are rotatably clamped with each other, so that the intermediate cylinder 603 and the follow-up belt 604 can be conveniently driven to adjust the position.

[0027] The device can quickly fix and wind the raw material, and can correct the deviation of the continuously unwound raw material to avoid damage caused by deviation of the raw material. When in use, the inclined roller 504 on the horizontal frame 503 can contact the raw material to guide the position deviation of the raw material, and the limiting assembly 6 above can more stably correct the deviation of the raw material. When in use, the rotating arm 1 is driven to rotate by the telescopic cylinder 4, so that the wound raw material can be conveniently sleeved and installed, then one end of the raw material is wound through the lower side of the transition roller 102 and passes between the offset assembly 5 and the limiting assembly 6, then when the offset treatment is needed, the corresponding offset telescopic rod 502 rises to drive the horizontal frame 503 to move, so that the inclined roller 504 contacts the bottom of the raw material, then the follow-up belt 604 can avoid the raw material from being lifted too much, and when the raw material is corrected, it can move according to the movement, after the correction is completed, the inclined roller 504 is lowered to separate from the raw material, and the reset spring 702 can pull back the intermediate cylinder 603.

[0028] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0029] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A pay-off device of a non-stop pay-off machine, comprising a rotating arm (1), a support column (101) is fixed on the rotating arm (1), and a transition roller (102) is rotatably installed on the upper part of the support column (101), characterized in that: The first end of the rotating arm (1) is rotatably installed on the seat body, a through hole is formed on the side wall near the second end of the rotating arm (1), a clamping plate (2) and an air inflation device (3) are fixed on the second end of the rotating arm (1), a telescopic air cylinder (4) is installed between the clamping plates (2), an offset assembly (5) and a limiting assembly (6) are further fixed on the support column (101), and a power connector is arranged on one side of the rotating arm (1) through a power line.

2. The pay-off device of a non-stop pay-off machine according to claim 1, characterized in that: The air inflation device (3) comprises a power motor (301) fixed on the clamping plate (2), a brake device is arranged on the output shaft of the power motor (301), and an air inflation roller (302) is installed on the output shaft of the power motor (301).

3. The pay-off device of a non-stop pay-off machine according to claim 1, characterized in that: A rotating hole is formed in the side wall of the clamping plate (2), a rotating column (401) is fixed on the lower side wall of the telescopic air cylinder (4), one end of the rotating column (401) extends into the rotating hole, and a hinge joint (402) is fixed on the top end of the telescopic air cylinder (4).

4. The pay-off device of a non-stop pay-off machine according to claim 1, characterized in that: The offset assembly (5) comprises an assembly base plate (501) fixed on the side wall of the support column (101), two offset telescopic rods (502) are fixed on the assembly base plate (501), a horizontal frame (503) is fixed on the top end of the offset telescopic rods (502), and an inclined roller (504) is rotatably installed on the horizontal frame (503).

5. The pay-off device of a non-stop pay-off machine according to claim 4, characterized in that: An inclined block (505) is fixed on the inner wall of the horizontal frame (503), and the inclined roller (504) is rotatably installed between the inclined blocks (505).

6. The pay-off device of a non-stop pay-off machine according to claim 5, characterized in that: The limiting assembly (6) comprises a fixed plate (601) fixed on the side wall of the support column (101), a center rod (602) is fixed on the side wall of the fixed plate (601), two center rods (602) are arranged, a middle cylinder (603) is slidably sleeved on the center rod (602), and a follow-up belt (604) is sleeved on the middle cylinder (603).

7. The pay-off device of a non-stop pay-off machine according to claim 6, characterized in that: One end of the center rod (602) is fixed with a baffle (605), and a reset mechanism (7) is arranged between the middle cylinder (603) and the fixed plate (601).

8. The pay-off device of a non-stop pay-off machine according to claim 7, characterized in that: The reset mechanism (7) comprises a side ring plate (701) fixed on the fixed plate (601), a reset spring (702) is fixed on the side ring plate (701), one end of the reset spring (702) is fixed with a moving ring plate (703), both ends of the center rod (602) are fixed with end plates, and the side wall of the moving ring plate (703) and the end plates are rotatably clamped with each other.

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