CN216634700U

CN216634700U - High-speed double-pullback intermittent circular die cutting machine

Info

Publication number: CN216634700U
Application number: CN202220233706.2U
Authority: CN
Inventors: 吴壹点; 吴超; 孙斌
Original assignee: Wenzhou Diancheng Machinery Co ltd
Current assignee: Wenzhou Diancheng Machinery Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-05-31
Anticipated expiration: 2032-01-26

Abstract

The utility model discloses a high-speed double-pullback intermittent circular die cutting machine, which comprises a pair of wallboards, a die cutting roller, an input assembly and an output assembly, wherein the die cutting roller, the input assembly and the output assembly are arranged between the wallboards, the input assembly and the output assembly are symmetrically arranged on two sides of the die cutting roller, the input assembly and the output assembly respectively comprise a traction mechanism, a floating adjusting mechanism, a bottom roller and a plurality of conveying rollers arranged between the traction mechanism, the floating adjusting mechanism and the bottom roller, the bottom roller is matched with the die cutting roller, when the die cutting roller rotates for one circle, a strip can finish one die cutting action on two sides of the die cutting roller through the input assembly and the output assembly, and the floating adjusting mechanism is used for carrying out strip buffer adjustment when the die cutting roller is not contacted with the bottom roller, so that the traction mechanism does not need to stop for waiting, the speed is twice that of a conventional die cutting machine, and the die cutting speed and the production efficiency are greatly improved.

Description

High-speed double-pullback intermittent circular die cutting machine

Technical Field

The utility model relates to the technical field of die cutting machines, in particular to a high-speed double-pull-back intermittent circular die cutting machine.

Background

The circular die cutting machine is a kind of widely used die cutting equipment, and usually a die cutting roller with a die cutting blade plate is matched with a bottom roller for bearing pressure, so that the strip passing through the die cutting roller and the bottom roller is cut and separated according to the shape of the die cutting blade plate.

The breadth of the die cutting part of the die cutting machine in the prior art is different because of the requirement of the strip, the corresponding cutting board is arranged on the die cutting roller, and the die cutting roller is of a cylindrical structure, so that the secondary side of the cutting board can only be a partial arc surface when the cutting board for die cutting is arranged on the die cutting roller, and the circumference of the whole die cutting roller cannot be covered.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-speed double-pullback intermittent circular die cutting machine, which solves the problems that in the prior art, when a die cutting roller rotates to a position that a cutter plate is not contacted with a bottom roller, a strip needs to be suspended for waiting for the cutter plate to rotate to be contacted with the bottom roller again, the die cutting speed of the die cutting machine is relatively low, and the production efficiency is relatively low.

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

a high-speed double-pull-back intermittent circular die cutting machine comprises a pair of wall plates, a die cutting roller, an input assembly and an output assembly, wherein the die cutting roller, the input assembly and the output assembly are arranged between the wall plates, the input assembly and the output assembly are respectively arranged on two sides of the die cutting roller and are symmetrically arranged along the die cutting roller;

the input assembly and the output assembly respectively comprise a traction mechanism, a floating adjusting mechanism, a bottom roller and a plurality of conveying rollers, the traction mechanism, the floating adjusting mechanism and the bottom roller are sequentially arranged, the bottom roller is matched with the die-cutting roller, the floating adjusting mechanism comprises a guide rod, a sliding seat, a driving mechanism, a first floating guide roller and a second floating guide roller, the guide rod is vertically arranged on the wallboard, the sliding seat is slidably connected to the guide rod, the driving mechanism is connected with the sliding seat and used for driving the sliding seat to slide along the guide rod, and the first floating guide roller and the second floating guide roller are vertically arranged on the sliding seat;

the strip passes through the traction mechanism, the first floating guide roller, the bottom roller and the second floating guide roller of the input assembly in sequence, and then passes through the second floating guide roller, the bottom roller, the first floating guide roller and the traction mechanism of the output assembly in sequence.

Further, actuating mechanism includes driving shaft, driven shaft, belt and a servo motor, the driving shaft with all be equipped with the belt pulley on the driven shaft, the belt is around establishing the driving shaft with on the belt pulley of driven shaft, the slide with the belt is connected, a servo motor with the driving shaft is connected and is used for the drive the driving shaft rotates.

Furthermore, an alignment adjusting mechanism is arranged between the second floating guide roller of the input assembly and the second floating guide roller of the output assembly, and the alignment adjusting mechanism is used for adjusting the longitudinal position of the strip after being led out from the second floating guide roller of the input assembly and then entering the bottom roller of the output assembly.

Further, counterpoint guiding mechanism includes second servo motor, regulating spindle, gear train, screw-nut subassembly and regulating roller, second servo motor's output with the regulating spindle is connected, the regulating spindle passes through the gear train with the lead screw of screw-nut subassembly is connected, the both ends of regulating roller respectively with the nut of screw-nut subassembly is connected.

The utility model provides a high-speed double-pullback intermittent circular die cutting machine, which comprises a pair of wallboards, a die cutting roller, an input assembly and an output assembly, wherein the die cutting roller, the input assembly and the output assembly are arranged between the wallboards, the input assembly and the output assembly are symmetrically arranged at two sides of the die cutting roller, the input assembly and the output assembly respectively comprise a traction mechanism, a floating adjusting mechanism, a bottom roller and a plurality of conveying rollers arranged between the traction mechanism, the floating adjusting mechanism and the bottom roller, the bottom roller is matched with the die cutting roller, when the die cutting roller rotates for one circle, a strip can complete one-time die cutting action at two sides of the die cutting roller through the input assembly and the output assembly, the speed of the strip is twice that of a conventional die cutting machine, the die cutting speed and the production efficiency are greatly improved, specifically, when the strip passes through the input assembly, the bottom roller of the input assembly is matched with the die cutting roller for carrying out first-time die cutting, a cutter plate is separated from the bottom roller of the input assembly along with the rotation of the die cutting roller, at the moment, the traction mechanism of the input assembly still supplies the strip to be die-cut at a set speed, the sliding seat is driven by the driving mechanism corresponding to the input assembly to slide upwards along the guide rod for adjustment, the first floating guide roller of the input assembly moves upwards for a set distance, so that the travelling path of the strip between the first floating guide roller of the input assembly and the bottom roller of the input assembly is shortened, the strip is released, the non-die-cut part with the set length on the strip passes through the die-cutting roller, when the first floating guide roller of the input assembly is adjusted upwards, the second floating guide roller on the corresponding sliding seat also moves upwards for the set distance, thus, the length of the strip path between the second floating guide roller of the input assembly and the second floating guide roller of the output assembly is increased, and the strip with the set length and without die-cutting supplied by the traction mechanism of the input assembly is stored in the path, the bottom roller of the input assembly is matched with the die-cutting roller to carry out primary die-cutting and release a section of non-die-cut strip to form a beat, when the knife plate on the die-cutting roller is rotated to the bottom roller of the output assembly, a section of non-die-cut part on the strip released in the first N beats also arrives synchronously, so that the knife plate on the die-cutting roller is matched with the bottom roller of the output assembly to complete the die-cutting work of the strip of the non-die-cut part, namely, the secondary die-cutting; similarly, when the knife plate on the die cutting roller is rotated away from the bottom roller of the output assembly, the corresponding sliding seat is driven by the driving mechanism corresponding to the output assembly to slide downwards along the guide rod for adjustment, so that the first floating guide roller of the output assembly moves downwards for a set distance, the traveling path of the strip between the first floating guide roller of the output assembly and the bottom roller of the output assembly is lengthened and overlapped with the traction speed of the traction mechanism of the output assembly, the part of the strip which is subjected to the first die cutting is pulled through the die cutting roller, and at the moment, the corresponding second floating guide roller also moves downwards for a set distance to release the strip for a corresponding length; when the bottom roller of the input assembly is matched with the die cutting roller for primary die cutting, the corresponding first floating guide roller and the second floating guide roller move downwards for a set distance to store the strip to be die-cut at the feeding front end of the die cutting roller, and the strip which is not die-cut and is subjected to primary die-cut and is in the set distance is released to one side of the output assembly; when the die cutting roller and the bottom roller of the output assembly are matched for secondary die cutting, the corresponding first floating guide roller and the second floating guide roller move upwards, on one hand, the second floating guide roller of the output assembly dynamically stores redundant strips released by the input assembly, so that the linear speed and the tension of the strips are stable during the secondary die cutting, and on the other hand, the second floating guide roller of the output assembly releases the correspondingly stored finished strips after the die cutting is finished to a traction mechanism of the output assembly, so that the finished strips can be dragged at a constant speed; the circular reciprocating mode realizes that when the die-cutting roller rotates for one circle, the strip can complete one-time die-cutting action on two sides of the die-cutting roller through the input assembly and the output assembly, is twice as fast as the conventional circular die-cutting machine under the same die-cutting breadth condition, and can buffer the strip through the floating adjusting mechanism, so that the traction mechanism does not need to be suspended for waiting when the die-cutting roller rotates, the normal operation of the traction mechanism and the like is ensured, and the die-cutting speed is improved.

Drawings

FIG. 1 is a schematic structural diagram of a high-speed double-back-pull intermittent circular die-cutting machine in an embodiment of the utility model.

FIG. 2 is a schematic diagram of the driving structure of the high-speed double-back-pull intermittent circular die cutting machine in the embodiment of the utility model.

FIG. 3 is a schematic view of a strip transport configuration for a high speed dual pull back intermittent circular die cutter in an embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a high-speed double-back-pull intermittent circular die-cutting machine in an embodiment of the utility model.

In the figure: 1. a wallboard; 2. a die-cutting roller; 3. an input component; 4. an output component; 5. an alignment adjusting mechanism; 31. a traction mechanism; 32. a floating adjustment mechanism; 33. a bottom roll; 34. a conveying roller; 311. a traction servo motor; 312. a traction roller; 321. a guide bar; 322. a slide base; 323. a first floating guide roller; 324. a second floating guide roller; 325. a drive shaft; 326. a driven shaft; 327. a belt; 328. a first servo motor; 501. A second servo motor; 502. an adjustment shaft; 503. a gear set; 504. a screw rod; 505. a nut; 506. and (4) adjusting the rollers.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the utility model provides a high-speed double-pullback intermittent circular die cutting machine, which comprises a pair of wall plates 1, and a die cutting roller 2, an input assembly 3 and an output assembly 4 which are arranged between the wall plates 1, wherein the wall plates 1 are used for supporting the input assembly 3 and the output assembly 4, the die cutting roller 2 is provided with a knife board, the knife board is used for being matched with a bottom roller to realize the die cutting operation of a strip material, the knife board on the die cutting roller 2 in the embodiment is arranged on the circular arc surface of the die cutting roller 2, and the input assembly 3 and the output assembly 4 are respectively arranged at two sides of the die cutting roller 2 and are symmetrically arranged along the die cutting roller 2; the input assembly 3 and the output assembly 4 respectively comprise a traction mechanism 31, a floating adjusting mechanism 32, a bottom roller 33 and a plurality of conveying rollers 34 arranged between the traction mechanism 31 and the floating adjusting mechanism 32 as well as the bottom roller 33, the bottom roller 33 is matched with the die-cutting roller 2, the floating adjusting mechanism 32 comprises a guide rod 321, a sliding seat 322, a driving mechanism, a first floating guide roller 323 and a second floating guide roller 324, the guide rod 321 is vertically arranged on the wall board 1, the sliding seat 322 is connected with the guide rod 321 in a sliding manner, the driving mechanism is connected with the sliding seat 322 and used for driving the sliding seat 322 to slide along the guide rod 321, and the first floating guide roller 323 and the second floating guide roller 324 are arranged on the sliding seat 322 up and down; the strip material passes through the traction mechanism 31, the first floating guide roller 323, the bottom roller 33 and the second floating guide roller 324 of the input assembly 3 in sequence, and then passes through the second floating guide roller 324, the bottom roller 33, the first floating guide roller 323 and the traction mechanism 31 of the output assembly 4 in sequence. The pulling mechanism 31 in the present embodiment is a conventional one, and pulls and conveys the strip material by driving the pair of pulling rollers 312 by the pulling servo motor 311.

Specifically, the input assembly 3 and the output assembly 4 are symmetrically arranged on two sides of the die-cutting roller 2, the input assembly 3 and the output assembly 4 respectively comprise a traction mechanism 31, a floating adjusting mechanism 32, a bottom roller 33 and a plurality of conveying rollers 34 arranged between the traction mechanism 31, the floating adjusting mechanism 32 and the bottom roller 33, the bottom roller 33 is matched with the die-cutting roller 2, when the die-cutting roller 2 rotates for one circle, a strip can complete a die-cutting action on two sides of the die-cutting roller 2 through the input assembly 3 and the output assembly 4, the speed of the strip is twice of that of a conventional circular die-cutting machine, the die-cutting speed and the production efficiency are greatly improved, specifically, when the strip passes through the input assembly 3, the bottom roller 33 of the input assembly 3 is matched with the die-cutting roller 2 for the first die-cutting, the cutting plate is separated from the bottom roller 33 of the input assembly 3 along with the rotation of the die-cutting roller 2, at this time, the traction mechanism 31 of the input assembly 3 still supplies the strip to be die-cut at a set speed, the slide base 322 is driven to slide and adjust upward along the guide rod 321 by the corresponding driving mechanism of the input module 3, the first floating guide roller 323 of the input module 3 moves upward for a set distance, so that the traveling path of the strip between the first floating guide roller 323 of the input module 3 and the bottom roller 33 of the input module 3 is shortened to release the strip, and the uncut part of the strip of the set length passes through the die cutting roller, and the second floating guide roller 324 of the corresponding slide base 322 moves upward for a set distance when the first floating guide roller 323 of the input module 3 is adjusted upward, so that the length of the strip path between the second floating guide roller 324 of the input module 3 and the second floating guide roller 324 of the output module 4 is increased, and thus the strip of the set length supplied by the first floating guide roller 323 of the input module 3 and the drawing mechanism 31 of the input module 3 is stored in the path, the bottom roller 33 of the input assembly 3 is matched with the die-cutting roller 2 to carry out primary die-cutting and release a section of non-die-cut strip to form a beat, when the knife plate on the die-cutting roller 2 is rotated to the bottom roller 33 of the output assembly 4, a section of non-die-cut part on the strip released in the first N beats also arrives synchronously, so that the knife plate on the die-cutting roller 2 is matched with the bottom roller 33 of the output assembly 4 to complete the die-cutting work of the strip of the non-die-cut part, namely secondary die-cutting; similarly, when the cutting board on the die-cutting roller 2 is rotated away from the bottom roller 33 of the output assembly 4, the corresponding slide seat 322 is driven by the corresponding driving mechanism of the output assembly 4 to slide downwards along the corresponding guide rod 321 for adjustment, so that the first floating guide roller 323 of the output assembly 4 moves downwards for a set distance, the traveling path of the strip between the first floating guide roller 323 of the output assembly 4 and the bottom roller of the output assembly 4 is lengthened and overlapped with the traction speed of the traction mechanism 31 of the output assembly 4, and the part of the strip which is die-cut for the first time is pulled through the die-cutting roller 2, and at the same time, the corresponding second floating guide roller 324 also moves downwards for a set distance to release the strip for a corresponding length; similarly, when the bottom roller 33 of the input assembly 3 cooperates with the die-cutting roller 2 for the first die-cutting, the corresponding first floating guide roller 323 and second floating guide roller 324 descend by a set distance to store the strip material to be die-cut at the feeding front end of the die-cutting roller 2, and simultaneously release the strip material which is not die-cut and has been die-cut for the first time to one side of the output assembly 4 by the set distance; when the die-cutting roller 2 is matched with the bottom roller 33 of the output assembly 4 for the second time of die-cutting, the corresponding first floating guide roller 323 and second floating guide roller 324 move upwards, on one hand, the second floating guide roller 324 of the output assembly 4 dynamically stores the redundant strip material released by the input assembly 3, so that the linear speed and the tension of the strip material during the second time of die-cutting are stable, on the other hand, the second floating guide roller 324 of the output assembly 4 releases the correspondingly stored finished strip material after the die-cutting to the traction mechanism 31 of the output assembly 4, so that the finished strip material can be dragged at a constant speed, after the second time of die-cutting is finished, the die-cutting roller 2 continues to rotate, so that the knife plate on the die-cutting roller 2 is transferred to be matched with the bottom roller 33 of the input assembly 3, the operation is repeated in such a cycle, when the die-cutting roller 2 rotates for one circle, the strip material can complete one action on both sides of the die-cutting roller 2 through the input assembly 3 and the output assembly 4, and is twice the speed of a conventional circular die-cutting machine under the same die-cutting breadth condition, and the strip can be cached through the floating adjusting mechanism 31, so that the traction mechanism does not need to be suspended for waiting when the die-cutting roller 2 rotates, the normal operation of the traction mechanism and the like is ensured, and the die-cutting speed is improved.

Further, the driving mechanism comprises a driving shaft 325, a driven shaft 326, a belt 327 and a first servo motor 328, belt pulleys are arranged on the driving shaft 325 and the driven shaft 326, the belt 327 is wound on the belt pulleys of the driving shaft 325 and the driven shaft 326, the sliding base 322 is connected with the belt 327, the first servo motor 328 is connected with the driving shaft 325 and used for driving the driving shaft 325 to rotate in the forward and reverse directions, the belt 327 is driven to reciprocate along the belt pulleys, and then the sliding base 322 is driven to slide up and down along the guide rod 321.

In this embodiment, the alignment adjusting mechanism 5 is disposed between the second floating guide roller 324 of the input assembly 3 and the second floating guide roller 324 of the output assembly 4, the alignment adjusting mechanism 5 is used for adjusting the longitudinal position of the strip guided out from the second floating guide roller 324 of the input assembly 3 and then fed into the bottom roller 33 of the output assembly 4, that is, after the die cutting of a part of the secondary surface of the strip is completed at the die cutting roller 2 and the bottom roller 33 of the input assembly 3, the strip is guided out through the second floating guide roller 324 of the input assembly 3 and fed out, and when the strip enters the bottom roller 33 of the output assembly 4, the longitudinal position of the strip during traveling is corrected and adjusted through the alignment adjusting mechanism 5, so as to ensure that the position of the bottom roller 33 of the output assembly 4 and the die cutting roller 2 are matched for die cutting is correct.

Specifically, the alignment adjustment mechanism 5 includes a second servo motor 501, an adjustment shaft 502, a gear set 503, a screw nut assembly and an adjustment roller 506, two fixed conveying rollers 34 are respectively disposed at two sides of the adjustment roller 506, a strip penetrates from below the left conveying roller 34, then penetrates from below the right conveying roller 34 via the upper side of the adjustment roller 506, an output end of the second servo motor 501 is connected with the adjustment shaft 502, the adjustment shaft 502 is connected with a screw 504 of the screw nut assembly through the gear set 503, two ends of the adjustment roller 506 are respectively connected with nuts 505 of the screw nut assembly, the adjustment shaft 502 is driven by the second servo motor 501 to rotate through the transmission of the gear set 503, the screw 504 of the screw nut assembly is driven to rotate, so as to drive the nuts 505 of the screw nut assembly to move up and down along the screw 504, when the strip is led out by the bottom roller 33 of the input assembly 3 and sent between the bottom roller 33 of the output assembly 4 and the die cutting roller 2, when the position before detection is advanced to cause the die cutting dislocation, the adjusting nut 505 moves upwards to pull back the strip to correct the position; when the strip is detected to be contracted and cause die cutting dislocation, the adjusting nut 505 moves downwards to loosen the strip on the side of the output assembly 4 for forward compensation, the position of the second time of die cutting of the strip can be ensured to be aligned through the adjustment of the alignment adjusting mechanism 5, and the quality of the die cutting of the strip is ensured, wherein the technology for detecting the advance or contraction of the position of the strip is the existing photoelectric detection or video detection technology.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-speed two intermittent type circle cross cutting machines that pull back which characterized in that: the wall plate mould comprises a pair of wall plates, and a mould cutting roller, an input assembly and an output assembly which are arranged between the wall plates, wherein the input assembly and the output assembly are respectively arranged on two sides of the mould cutting roller and are symmetrically arranged along the mould cutting roller;

2. The high-speed dual-pullback intermittent circular die cutter as claimed in claim 1, wherein: the driving mechanism comprises a driving shaft, a driven shaft, a belt and a first servo motor, belt pulleys are arranged on the driving shaft and the driven shaft respectively, the belt is wound on the belt pulleys of the driving shaft and the driven shaft, the sliding seat is connected with the belt, and the first servo motor is connected with the driving shaft and used for driving the driving shaft to rotate.

3. The high-speed dual-pullback intermittent circular die cutter as claimed in claim 2, wherein: the second of input subassembly floats the deflector roll with be equipped with counterpoint guiding mechanism between the second of output subassembly floats the deflector roll, counterpoint guiding mechanism is used for right the strip is followed the second of input subassembly floats the deflector roll and is derived the back reentrant longitudinal position when the bottom roll of output subassembly is adjusted.

4. The high-speed dual-pullback intermittent circular die cutter as claimed in claim 3, wherein: the aligning adjusting mechanism comprises a second servo motor, an adjusting shaft, a gear set, a screw nut assembly and an adjusting roller, the output end of the second servo motor is connected with the adjusting shaft, the adjusting shaft is connected with a screw rod of the screw nut assembly through the gear set, and two ends of the adjusting roller are respectively connected with a nut of the screw nut assembly.