CN220182233U

CN220182233U - Straight grain transverse roll linkage paper feeding device

Info

Publication number: CN220182233U
Application number: CN202321955542.5U
Authority: CN
Inventors: 陶佑佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2023-12-15
Anticipated expiration: 2033-07-24

Abstract

The utility model relates to the technical field of reels, in particular to a straight grain transverse roll linkage paper feeding device which comprises a conveying belt, a paper cutting mechanism, a transverse paper feeding mechanism and a linkage rod, wherein the transverse paper feeding mechanism is arranged on a first side of the conveying belt near the paper cutting mechanism and comprises a rotating shaft, a swinging frame, a paper feeding upper roller and a paper feeding lower roller; when the paper cutting mechanism cuts the paper tape, the paper feeding upper roller is positioned above the paper tape and the paper feeding lower roller is positioned below the paper tape, so that the cut paper is transversely conveyed; the first end of the linkage rod is fixed on the rotating shaft or the swinging frame, and the second end of the linkage rod is lifted along with the paper cutting mechanism, so that the paper cutting mechanism and the paper feeding upper roller are lifted synchronously. Because the longitudinal paper feeding device is not required to be arranged, and the synchronous lifting is realized by skillfully arranging the linkage rod, the use of power equipment and electronic components can be reduced, the failure rate and the production and manufacturing cost can be reduced, and the equipment can be more compact.

Description

Straight grain transverse roll linkage paper feeding device

Technical Field

The utility model relates to the technical field of reels, in particular to a straight grain transverse roll linkage paper feeding device.

Background

The firework paper tube (tube) is an important component in firework production, and the firework paper tube is generally rolled by adopting a full-automatic roller machine. The full-automatic winding drum machine generally comprises a raw paper roll, a glue spraying mechanism, a paper cutting mechanism, a winding drum mechanism, a cutting drum mechanism, a drum withdrawing mechanism and the like which are sequentially arranged along the paper feeding direction. The paper tape on the original paper roll is uncoiled by the paper feeding roller groups and then is fed to the glue spraying mechanism for glue spraying, paper with the length required by a paper roll is cut into paper by the paper cutting mechanism, and the paper is fed to a winding drum drill rod (also called as a winding drill rod, a mandrel and the like in the industry) of the winding drum mechanism for winding, so that the winding drum and the unwinding drum are completed.

However, the existing equipment is provided with a longitudinal paper feeding device (for example, CN 102774035B-a flat paper winding machine) which occupies a very large space span between the paper cutting mechanism and the winding drum mechanism, which can make the overall size of the equipment very large, be unfavorable for the installation and arrangement of the equipment, and also make the effective utilization rate of the production plant very low.

Disclosure of Invention

First, the technical problem to be solved

In view of the above-mentioned drawbacks and shortcomings of the prior art, the present utility model provides a straight-line transverse-roll linkage paper feeding device, so as to solve the problem that the overall size of the existing equipment is very large due to longitudinal paper feeding.

(II) technical scheme

In order to achieve the above object, the present utility model provides a straight grain transverse roll linkage paper feeding device comprising:

a conveyor belt for conveying a paper strap;

the paper cutting mechanism is transversely erected above the conveyor belt and can be lifted to transversely cut the paper tape;

the transverse paper feeding mechanism is arranged on the first side of the conveyor belt close to the paper cutting mechanism and comprises a rotating shaft, a swinging frame, a paper feeding upper roller and a paper feeding lower roller, one end of the swinging frame is fixedly connected with the rotating shaft, the other end of the swinging frame is rotatably provided with the paper feeding upper roller, and the axes of the paper feeding upper roller and the paper feeding lower roller are parallel to the conveying direction of the conveyor belt; when the paper cutting mechanism cuts the paper tape, the paper feeding upper roller is positioned above the paper tape and the paper feeding lower roller is positioned below the paper tape, so that the cut paper is transversely conveyed;

the first end of the linkage rod is fixed on the rotating shaft or the swinging frame, and the second end of the linkage rod follows the paper cutting mechanism to lift, so that the paper cutting mechanism and the paper feeding upper roller lift synchronously.

Optionally, the paper cutting mechanism comprises a mounting frame transversely arranged above a paper feeding end of the conveyor belt, a paper cutting assembly capable of reciprocating lifting on the mounting frame, a driving assembly and a transmission disc rotatably arranged on the mounting frame and driven by the driving assembly, and the driving assembly drives the paper cutting assembly to lift so as to transversely cut the paper tape;

the second end of the linkage rod is driven by the transmission disc to lift so as to enable the paper cutting assembly and the paper feeding upper roller to synchronously lift.

Optionally, the transmission disc is a transmission gear, a stop block is fixed on the side plane of the transmission gear and in a non-circle center position, and the second end of the linkage rod is lapped above the stop block;

the transmission gear is meshed with a driving gear on an output shaft of the driving assembly, and the diameter of the transmission gear is larger than that of the driving gear;

the paper cutting machine is characterized in that a driven gear or a worm gear is arranged on a wheel shaft of the transmission gear, and a rack meshed with the driven gear or a worm meshed with the worm gear is arranged on the paper cutting assembly to transmit.

Optionally, a limiting block is arranged on the mounting frame, and the second end of the linkage rod can be lapped on the limiting block so as to limit the lowest position where the second end of the linkage rod descends.

Optionally, a chute is arranged on the mounting frame; the paper cutting assembly comprises a paper cutting blade and a transmission rod arranged at the top of the paper cutting blade, and the paper cutting blade can ascend and descend along the sliding groove.

Optionally, the mounting frame is further provided with a pair of base plates, the base plates are arranged close to the top surface of the conveyor belt, knife grooves are formed between the pair of base plates, and the knife grooves are located under the paper cutting blades.

Optionally, the paper cutting blade is located above the paper feeding end of the conveyor belt, the first end of the paper cutting blade is located on a side of the paper feeding upper roller away from the conveyor belt, and the second end of the paper cutting blade is close to the second side of the conveyor belt.

Optionally, the horizontal paper feeding mechanism includes a pair of swing frame, both ends of pivot are all corresponding fixed being provided with the swing frame, both ends of roll on the paper feeding all rotate and install on corresponding the swing frame.

Optionally, a reinforcing rib is further arranged between the swing frame and the linkage rod.

Optionally, the lower paper feeding roller is a driving roller, and the top end of the lower paper feeding roller is flush with the top surface of the conveyor belt.

(III) beneficial effects

According to the straight grain transverse roll linkage paper feeding device, the transverse paper feeding mechanism close to the paper cutting mechanism is adopted to rapidly and transversely convey the paper which is just cut, the paper can be rapidly and directly fed into the winding drum mechanism to be wound into the paper drum, and the longitudinal paper feeding device is not required to be arranged, so that the whole size of equipment can be greatly compressed, the compact arrangement of the equipment is facilitated, and the space occupation in a production factory building is reduced.

The paper cutting mechanism and the paper feeding upper roller can synchronously lift through the linkage rod, and when the paper tape is required to be fed to a preset position of the conveyor belt, the paper cutting mechanism and the paper feeding upper roller are both positioned at a high position, so that the paper tape is not interfered to be conveyed; when the paper tape is in place, the paper cutting mechanism and the paper feeding upper roller synchronously descend, the paper feeding upper roller can compress the paper tape to prepare for direct transverse conveying when the paper tape is cut by the paper cutting mechanism, and after the cutting is completed, the paper feeding upper roller and the paper feeding lower roller cooperate to rapidly and transversely convey the cut paper; and then the paper cutting mechanism and the paper feeding upper roller synchronously rise to a high position to enable the subsequent paper tape to be sent to the conveyor belt so as to process the subsequent paper tape. Synchronous lifting is realized by skillfully setting the linkage rod, so that the use of power equipment and electronic components can be reduced, the failure rate and the production and manufacturing cost can be reduced, the equipment can be more compact, and the market demand can be met.

Drawings

FIG. 1 is a schematic view of a straight-line transverse-roll linkage paper feeding device according to the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a front view of FIG. 1;

FIG. 4 is a left side view of FIG. 1;

fig. 5 is a reference view showing a usage state of the straight-line transverse-roll linkage paper feeding device of the present utility model.

[ reference numerals description ]

1: a conveyor belt;

2: a paper cutting mechanism; 21: a mounting frame; 211: a backing plate; 212: an avoidance groove; 22: a paper cutting assembly; 221: a paper cutting blade; 222: a transmission rod; 23: a drive assembly; 231: a drive gear; 24: a drive plate; 241: a stop block;

3: a transverse paper feeding mechanism; 31: a rotating shaft; 32: a swing frame; 321: reinforcing ribs; 33: a paper feeding upper roller; 34: a paper feeding lower roller; 341: a lower roller motor; 342: a sprocket chain assembly; 35: a support block;

4: a linkage rod;

5: a raw paper roll; 51: a paper tape;

6: a glue spraying mechanism;

7: a reel mechanism.

Detailed Description

The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; "coupled" may be mechanical or electrical; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 4, the present utility model provides a straight-line cross-roll linkage paper feeding device, which comprises a conveyor belt 1, a paper cutting mechanism 2, a cross-direction paper feeding mechanism 3 and a linkage rod 4, wherein the conveyor belt 1 is used for conveying a paper tape 51 which is unwound from a raw paper roll 5. The paper cutting mechanism 2 is transversely erected above the conveyor belt 1 and can be lifted for transversely cutting the paper tape 51. The direction herein is defined based on the direction of the conveyor belt 1, the width direction of the conveyor belt 1 is "transverse", the conveying direction (i.e., the length direction) of the conveyor belt 1 is "longitudinal", the "straight" means that the grain on the paper tape 51 extends in the longitudinal direction, and the "transverse roll" means that the cut paper is rolled into a roll in the transverse direction. In the state of use shown in fig. 5, the original paper roll 5, the glue spraying mechanism 6 and the winding drum mechanism 7 are omitted in fig. 1, and the original paper roll 5 in a roll shape is unwound by a plurality of unwinding roller groups and then is conveyed to the conveyor belt 1.

The transverse paper feeding mechanism 3 is close to the paper cutting mechanism 2 and is arranged on the first side of the conveyor belt 1, the transverse paper feeding mechanism 3 comprises a rotating shaft 31, a swinging frame 32, a paper feeding upper roller 33 and a paper feeding lower roller 34, and referring to fig. 1 and 2 again, supporting blocks 35 are fixedly arranged on the frame of the conveyor belt 1 and the mounting frame 21, and the end part of the rotating shaft 31 is rotatably arranged in the mounting hole of the supporting blocks 35. One end of the swing frame 32 is fixedly connected with the rotating shaft 31, and the other end of the swing frame is rotatably provided with a paper feeding upper roller 33, and the axes of the paper feeding upper roller 33 and the paper feeding lower roller 34 are parallel to the conveying direction of the conveying belt 1. When the paper cutting mechanism 2 cuts the paper tape 51, the paper feed upper roller 33 is located above the paper tape 51 and the paper feed lower roller 34 is located below the paper tape 51, and the cut paper passes between the paper feed upper roller 33 and the paper feed lower roller 34 for lateral conveyance of the cut paper. Further, a first end of the link lever 4 is fixed to the rotation shaft 31 or the swing frame 32 and a second end of the link lever 4 is lifted and lowered along with the paper cutting mechanism 2, so that the paper cutting mechanism 2 and the paper feeding upper roller 33 are lifted and lowered synchronously.

According to the straight grain transverse roll linkage paper feeding device, the transverse paper feeding mechanism 3 arranged close to the paper cutting mechanism 2 is adopted to rapidly and transversely convey the paper which is just cut, the paper can be rapidly and directly fed into the winding drum mechanism 7 to be wound into a paper drum, and a longitudinal paper feeding device is not required to be additionally arranged, so that the whole size of equipment can be greatly compressed, the compact arrangement of the equipment is facilitated, and the occupied space in a production factory building is reduced.

The paper cutting mechanism 2 and the paper feeding upper roller 33 can also be lifted and lowered synchronously by the link lever 4. When the paper tape 51 needs to be sent to the preset position of the conveyor belt 1, the paper cutting mechanism 2 and the paper feeding upper roller 33 are both positioned at a high position, so that the conveyance of the paper tape 51 is not interfered; when the paper tape 51 is in place, the paper cutting mechanism 2 and the paper feeding upper roller 33 synchronously descend, the paper feeding upper roller 33 can compress the paper tape 51 to prepare for direct transverse conveying while the paper cutting mechanism 2 cuts the paper tape 51, and after cutting is completed, the paper feeding lower roller 34 is driven to rotate, and the cut paper is rapidly transversely conveyed through the cooperation of the paper feeding upper roller 33 and the paper feeding lower roller 34; the paper cutting mechanism 2 and the paper feeding upper roller 33 are then raised to the high position synchronously to allow the subsequent paper tape 51 to be fed onto the conveyor belt 1 for processing the subsequent paper tape 51. Synchronous lifting is realized by skillfully arranging the linkage rod 4, so that the use of power equipment (one motor can be reduced) and electronic components (such as a sensor) can be reduced, the failure rate and the production and manufacturing cost are reduced, the equipment can be more compact, and the market demand is met.

In the above technical solution, the paper cutting mechanism 2 may be in various forms, for example, an air cylinder or an electric cylinder drives the blade to reciprocate up and down, the blade can cut the paper tape 51 transversely, and the second end of the linkage rod 4 follows the blade to lift and lower to realize linkage. In a preferred embodiment, the paper cutting mechanism 2 specifically includes a mounting frame 21 transversely mounted above a paper feeding end of the conveyor belt 1, a paper cutting assembly 22 capable of reciprocating up and down on the mounting frame 21, a driving assembly 23 disposed on the mounting frame 21, and a driving disc 24 rotatably mounted on the mounting frame 21 and driven by the driving assembly 23, wherein the driving assembly 23 can drive the paper cutting assembly 22 to lift so as to cut the paper tape 51 transversely. The second end of the link lever 4 is driven by the driving disc 24 to lift and lower the paper cutting assembly 22 and the paper feeding upper roller 33 synchronously.

As shown in fig. 2, the driving disc 24 may be a driving gear, the driving gear is meshed with a driving gear 231 on an output shaft of the driving assembly 23, the driving assembly 23 may be a servo motor, and the diameter of the driving gear is larger than that of the driving gear 231, so that a speed reduction transmission can be realized. The side plane of the transmission gear and the non-center position are fixed with a check block 241, the second end of the linkage rod 4 is lapped above the check block 241, and the check block 241 is lifted along with the rotation of the transmission gear so as to drive the second end of the linkage rod 4 to lift. The driven gear or worm wheel (not shown) is arranged on the wheel shaft of the transmission gear, the paper cutting assembly 22 (specifically, the transmission rod 222) is provided with a rack meshed with the driven gear or a worm meshed with the worm wheel for transmission, and the paper cutting assembly 22 is driven to lift by the rotation of the transmission gear. Alternatively, in other embodiments, the driving disc 24 may be a cam, and the second end of the linkage rod 4 is overlapped on the cam, and the driving assembly 23 drives the paper cutting assembly 22 and the driving disc 24 simultaneously through other driving units (for example, a gear is arranged on a wheel shaft of the cam), so that the purpose of synchronously lifting the paper cutting assembly 22 and the paper feeding upper roller 33 can be achieved.

In order to prevent the paper cutting assembly 22 from being lowered too far, a stopper (not shown) may be provided on the mounting frame 21, and the second end of the link lever 4 may be extended to overlap the stopper, so as to define the lowest position where the second end of the link lever 4 is lowered. When the stopper 241 on the driving disk 24 rotates to a height lower than the stopper, the second end of the linkage rod 4 is separated from the stopper 241 and is supported by the stopper, so that the structure below the paper cutting assembly 22 is prevented from being damaged, and the paper feeding upper roller 33 is prevented from being excessively impacted against the paper feeding lower roller 34.

Further, a sliding groove can be further arranged on the mounting frame 21; the paper cutting assembly 22 comprises a paper cutting blade 221 and a transmission rod 222 arranged at the top of the paper cutting blade 221, wherein the transmission rod 222 is provided with a rack or a worm, and the paper cutting blade 221 can be lifted along a chute to ensure the paper cutting precision.

As can be seen from fig. 2, in a more preferred embodiment, the mounting frame 21 is further provided with pads 211 arranged in pairs, the pads 211 being arranged near the top surface of the conveyor belt 1, and the pads 211 being adapted to support the paper tape 51 in a flat manner when the paper tape 51 is cut. A cutter groove is formed between the pair of backing plates 211 and is positioned under the paper cutting blade 221, a lower blade with an upward cutting edge corresponding to the paper cutting blade 221 is further arranged under the cutter groove, and the upper and lower opposite blades can ensure the cutting effect on the paper tape 51. The paper cutting blade 221 and the lower blade may each be a saw blade, and the saw teeth on the two blades can be engaged with each other.

Wherein the paper cutting blade 221 is located above the paper feeding end of the conveyor belt 1, the first end (right side in fig. 4) of the paper cutting blade 221 is located at the side of the paper feeding upper roller 33 away from the conveyor belt 1, and the second end (left side in fig. 4) of the paper cutting blade 221 is located near the second side of the conveyor belt 1, so that the paper feeding upper roller 33 is located above the paper strip 51 before the paper strip 51 is cut, and preparation for transverse conveying is made. And dodging groove 212 has still been seted up to the one side that is close to the upper roller 33 of form feeding of mounting bracket 21, and when transversely carrying the paper that cuts, the paper can be followed dodging groove 212 and shifted out, prevents the cross-direction transport of the interference paper of mounting bracket 21.

In a more preferred embodiment, as can be seen from fig. 1 and 2 again, the lateral paper feeding mechanism 3 includes a pair of swing frames 32, both end portions of the rotating shaft 31 are fixedly provided with the swing frames 32, and both end portions of the paper feeding upper roller 33 are rotatably mounted on the corresponding swing frames 32, thereby achieving reliable support of the paper feeding upper roller 33. In addition, a reinforcing rib 321 is arranged between the swinging frame 32 and the linkage rod 4 so as to ensure the integral strength of the equipment.

The lower paper feeding roller 34 is a driving roller, and the top end of the lower paper feeding roller 34 is flush with the top surface of the conveyor belt 1, so that the paper can be smoothly and flatly conveyed in the transverse direction. Referring again to fig. 3 and 4, a lower roller motor 341 of the lower paper feeding roller 34 is located below the lower paper feeding roller 34, and a transmission is performed between the lower paper feeding roller 34 and the lower roller motor 341 through a sprocket chain assembly 342.

It should be understood that the above description of the specific embodiments of the present utility model is only for illustrating the technical route and features of the present utility model, and is for enabling those skilled in the art to understand the present utility model and implement it accordingly, but the present utility model is not limited to the above-described specific embodiments. All changes or modifications that come within the scope of the appended claims are intended to be embraced therein.

Claims

1. A straight grain transverse roll linkage paper feeding device, comprising:

-a conveyor belt (1), the conveyor belt (1) being for conveying a paper web (51);

the paper cutting mechanism (2) is transversely arranged above the conveyor belt (1) in a erected mode and can be lifted to transversely cut the paper tape (51);

the transverse paper feeding mechanism (3), the transverse paper feeding mechanism (3) is close to the paper cutting mechanism (2) and arranged on the first side of the conveyor belt (1) and comprises a rotating shaft (31), a swinging frame (32), a paper feeding upper roller (33) and a paper feeding lower roller (34), one end of the swinging frame (32) is fixedly connected with the rotating shaft (31), the other end of the swinging frame is rotatably provided with the paper feeding upper roller (33), and the axes of the paper feeding upper roller (33) and the paper feeding lower roller (34) are parallel to the conveying direction of the conveyor belt (1); when the paper cutting mechanism (2) cuts the paper tape (51), the paper feeding upper roller (33) is positioned above the paper tape (51) and the paper feeding lower roller (34) is positioned below the paper tape (51) so as to be used for transversely conveying the cut paper;

the first end of the linkage rod (4) is fixed on the rotating shaft (31) or the swinging frame (32) and the second end of the linkage rod (4) is lifted along with the paper cutting mechanism (2), so that the paper cutting mechanism (2) and the paper feeding upper roller (33) are lifted synchronously.

2. The straight grain transverse roll linkage paper feeding device according to claim 1, wherein the paper cutting mechanism (2) comprises a mounting frame (21) transversely arranged above a paper feeding end of the conveyor belt (1), a paper cutting assembly (22) capable of being lifted and lowered on the mounting frame (21), a driving assembly (23) and a transmission disc (24) rotatably arranged on the mounting frame (21) and driven by the driving assembly (23), and the driving assembly (23) drives the paper cutting assembly (22) to lift so as to transversely cut paper tapes (51);

the second end of the linkage rod (4) is driven by the transmission disc (24) to lift so as to enable the paper cutting assembly (22) and the paper feeding upper roller (33) to lift synchronously.

3. The straight grain transverse roll linkage paper feeding device according to claim 2, wherein the transmission disc (24) is a transmission gear, a baffle (241) is fixed on the side plane of the transmission gear at a non-center position, and the second end of the linkage rod (4) is lapped above the baffle (241);

the transmission gear is meshed with a driving gear (231) on an output shaft of the driving assembly (23), and the diameter of the transmission gear is larger than that of the driving gear (231);

the paper cutting assembly (22) is provided with a rack meshed with the driven gear or a worm meshed with the worm gear for transmission.

4. The straight grain transverse roll linkage paper feeding device according to claim 2, wherein a limiting block is arranged on the mounting frame (21), and the second end of the linkage rod (4) can be lapped on the limiting block so as to limit the lowest position where the second end of the linkage rod (4) descends.

5. The straight grain transverse roll linkage paper feeding device according to claim 2, wherein the mounting frame (21) is provided with a chute; the paper cutting assembly (22) comprises a paper cutting blade (221) and a transmission rod (222) arranged at the top of the paper cutting blade (221), and the paper cutting blade (221) can ascend and descend along the sliding groove.

6. The straight grain transverse roll linkage paper feeding device according to claim 5, wherein the mounting frame (21) is further provided with a pair of base plates (211), the base plates (211) are arranged close to the top surface of the conveyor belt (1), knife grooves are formed between the pair of base plates (211), and the knife grooves are located under the paper cutting blades (221).

7. The straight grain crosswinding linkage paper feeding device according to claim 5, wherein the paper cutting blade (221) is located above the paper feeding end of the conveyor belt (1), the first end of the paper cutting blade (221) is located at a side of the paper feeding upper roller (33) away from the conveyor belt (1) and the second end of the paper cutting blade (221) is located near the second side of the conveyor belt (1).

8. The straight grain transverse winding linkage paper feeding device according to any one of claims 1 to 7, wherein the transverse paper feeding mechanism (3) comprises a pair of swinging frames (32), the swinging frames (32) are fixedly arranged at two ends of the rotating shaft (31) correspondingly, and the two ends of the paper feeding upper roller (33) are rotatably arranged on the corresponding swinging frames (32).

9. The straight grain transverse roll linkage paper feeding device according to any one of claims 1-7, characterized in that a reinforcing rib (321) is further arranged between the swinging frame (32) and the linkage rod (4).

10. The straight grain crosswinding linked paper feeding device according to any one of claims 1 to 7, characterized in that the paper feeding lower roller (34) is a driving roller and the top end of the paper feeding lower roller (34) is flush with the top surface of the conveyor belt (1).