CN112405702A

CN112405702A - Automatic die cutting device

Info

Publication number: CN112405702A
Application number: CN202011321301.6A
Authority: CN
Inventors: 李新; 侯飞
Original assignee: Shenzhen Botai Digital Intelligent Technology Co ltd
Current assignee: Shenzhen Botai Digital Intelligent Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-02-26

Abstract

The invention discloses an automatic die cutting device which comprises a feeding mechanism for feeding printing stocks, a receiving mechanism for feeding and receiving the printing stocks, an automatic die cutting mechanism for carrying out die cutting operation on the printing stocks and a first floating roller mechanism for adjusting the tension of the printing stocks, wherein the first floating roller mechanism is arranged between the feeding mechanism and the automatic die cutting mechanism. The automatic die cutting device has the following beneficial effects: 1. based on first dancer roller mechanism, when being applied to in the cross cutting equipment that possesses automatic material loading, receive the material, can adjust stock tension, avoid the stock because of the poor problem of the degree of laminating difference with the roller that the tension undersize leads to. 2. The automatic die cutting mechanism realizes the automatic die cutting function.

Description

Automatic die cutting device

Technical Field

The invention belongs to the technical field of die cutting equipment, and particularly relates to an automatic die cutting device.

Background

At present, the die cutting equipment is mostly applied to the die cutting treatment process of printing stocks, most of the die cutting equipment is automatic die cutting equipment, when the automatic die cutting equipment works, a die is needed to be used for die cutting of mass products, different patterns need to be used for different dies, and therefore the die cutting steps are complicated and the cost is high; and material loading and receipts material function are incessant among most of automatic cross cutting equipment, operate always, consequently at the cross cutting in-process, to some special pattern, often can lead to the tension grow of stock or diminish problem to influence the stock and adhere to effect, the laminating degree on the roller, thereby influence production quality.

Disclosure of Invention

The invention mainly aims to provide an automatic die cutting device, which aims to solve the technical problems mentioned in the background technology.

The invention discloses an automatic die cutting device which comprises a feeding mechanism for feeding printing stocks, a receiving mechanism for feeding and receiving the printing stocks, an automatic die cutting mechanism for performing die cutting operation on the printing stocks and a first floating roller mechanism for adjusting tension of the printing stocks, wherein the first floating roller mechanism is arranged between the feeding mechanism and the automatic die cutting mechanism.

Preferably, first unsteady roller mechanism including fix on the wallboard and run through the wallboard have the connecting axle the mounting flange, set up in the wallboard outside and with mounting flange's connecting axle one end fixed connection's first lever, set up in first lever one end be used for the counter weight balancing piece of effect of balancing, the activity set up on the wallboard outside and the first lever other end of expansion end swing joint be used for measuring displacement distance's displacement sensor, set up at the wallboard inboard and one end with mounting flange's connecting axle other end fixed connection's second lever, setting are in be used for taut dancer roll and the activity setting of paper on the second lever other end are in on the wallboard inboard and the expansion end swing joint second lever is used for pulling the cylinder of second lever.

Preferably, the automatic material collecting and cutting device further comprises a second floating roller mechanism, and the second floating roller mechanism is arranged between the material collecting mechanism and the automatic die-cutting mechanism.

Preferably, automatic change die-cutting mechanism includes the frame, set up the cross cutting subassembly in the frame, set up the first motor in the frame, the first drive roller of being connected with first motor, articulate first compression roller in the frame, set up the first adjusting part in the frame, second driving roller and the second motor of being connected with first adjusting part, the cross cutting subassembly is located the top of first drive roller, first adjusting part is used for adjusting the distance size between second driving roller and the first drive roller.

Preferably, the die cutting assembly comprises a fixing plate arranged on the rack, a first Y-axis motor arranged on the fixing plate, a first Z-axis motor and a die cutting rule connected with the first Y-axis motor, and the first Z-axis motor is connected with the die cutting rule.

Preferably, the first adjusting assembly comprises a first fixed support, a second fixed support, a first guide rail, a first connecting block and a first sliding block capable of sliding on the first guide rail, one end of the first guide rail is connected with the first fixed support, the other end of the first guide rail is connected with the second fixed support, and the second transmission roller is connected with the first sliding block through the first connecting block.

Preferably, the first conditioning assembly is located below the first drive roller.

Preferably, the second motor comprises a second servo motor.

Preferably, the first motor comprises a first servo motor.

Preferably, the first pressure roller and the first drive roller are spaced apart by a distance of at least 1 mm.

The automatic die cutting device has the following beneficial effects:

1. based on first dancer roller mechanism, when being applied to in the cross cutting equipment that possesses automatic material loading, receive the material, can adjust stock tension, avoid the stock because of the poor problem of the degree of laminating difference with the roller that the tension undersize leads to.

2. The automatic die cutting mechanism realizes the automatic die cutting function.

3. Tension is adjusted based on the first floating roller mechanism, and work order switching under the condition of no stop is achieved.

Drawings

FIG. 1 is a three-dimensional schematic view of an automated die cutting apparatus of the present invention;

FIG. 2 is a first two-dimensional schematic of the first floating roller assembly of the present invention;

FIG. 3 is a second two-dimensional schematic of the first floating roll assembly of the present invention;

FIG. 4 is a first three-dimensional schematic view of an automated die-cutting mechanism of the present invention;

FIG. 5 is a schematic connection diagram of a first pressing roller, a second pressing roller, a first driving roller and a second driving roller according to the present invention;

FIG. 6 is a schematic representation of the structure of a substrate according to the invention;

FIG. 7 is a three-dimensional schematic view of a die cut assembly of the present invention;

FIG. 8 is a schematic view of a connection structure between a first driving roller and a second pressing roller according to the present invention;

FIG. 9 is a second three-dimensional schematic view of the automated die-cutting mechanism of the present invention;

figure 10 is a first three-dimensional schematic of a first floating roller assembly of the present invention.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It is noted that relative terms such as "first," "second," and the like may be used to describe various components, but these terms are not intended to limit the components. These terms are only used to distinguish one component from another component. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present invention. The term "and/or" refers to a combination of any one or more of the associated items and the descriptive items.

In the background art, most of the die cutting devices are automatic die cutting devices, so that the feeding and receiving functions are not stopped and are always operated, and therefore, in the die cutting process, as shown in fig. 7, assuming that the conveying direction of a printing stock is M, the printing stock needs to be cut from a point a1 to a point B1, and in the process from a point a1 to a point B1, the automatic die cutting mechanism is driven by only a Y-axis motor and a Z-axis motor, and the X-axis motor is static. And because the X axle motor is static, but material loading, receiving agencies do not stop, are the problem that the tension grow or diminish that can lead to the stock always to influence the stock and adhere to effect, the laminating degree on the roller, thereby influence production quality.

FIG. 1 is a three-dimensional schematic view of an automated die cutting apparatus according to the present invention; the invention discloses an automatic die cutting device which comprises a feeding mechanism 600 for feeding a printing stock 88, a receiving mechanism 603 for receiving the printing stock, an automatic die cutting mechanism 601 for performing die cutting operation on the printing stock 88 and a first floating roller mechanism 604 for adjusting the tension of the printing stock 88, wherein the first floating roller mechanism 604 is arranged between the feeding mechanism 600 and the automatic die cutting mechanism 601. The automatic die cutting device has the following beneficial effects: 1. based on first dancer roller mechanism, when being applied to in the cross cutting equipment that possesses automatic material loading, receive the material, can adjust stock tension, avoid the stock because of the poor problem of the degree of laminating difference with the roller that the tension undersize leads to. 2. The automatic die cutting mechanism realizes the automatic die cutting function.

As shown in fig. 2, 3 and 10, the first floating roller mechanism includes a mounting flange 653 fixed on the wall plate 651 and having a connecting shaft 652 penetrating the wall plate 651, a first lever 654 disposed outside the wall plate 651 and fixedly connected to one end of the connecting shaft 652 of the mounting flange 653, a counterweight weight 655 disposed at one end of the first lever 654 for balancing, a displacement sensor 656 movably disposed outside the wall plate 651 and having a movable end movably connected to the other end of the first lever 654 for measuring a displacement distance, a second lever 657 disposed inside the wall plate 651 and having one end fixedly connected to the other end of the connecting shaft 652 of the mounting flange 653, a floating roller 658 disposed at the other end of the second lever 657 for tensioning paper, and an air cylinder 659 movably disposed inside the wall plate 651 and having a movable end movably connected to the second lever 657 for pulling the second lever 657. This preferred embodiment carries out concrete structure to first dancer rools mechanism and prescribes a limit to, adopts two dancer rools unit double-floating rools mechanism design, carries out accurate control to the tension of printing in-process paper, makes the paper move more stably in the printing engine.

Wherein the first lever 654 and the second lever 657 are on the same horizontal plane, on the same horizontal plane to ensure uniformity; the displacement sensor 656 is a linear displacement sensor, and the moving distance can be measured more accurately by adopting the linear displacement sensor; the floating roller 658 is an adjustable eccentric floating roller, so that the selection type of the floating roller 658 is more flexible and changeable, and the floating roller can be adapted to more equipment; the air cylinder 659 is a low friction air cylinder, and can be selected according to different requirements, or according to the requirements of customers.

The automatic material collecting and cutting device further comprises a second floating roller mechanism 605, wherein the second floating roller mechanism is arranged between the material collecting mechanism and the automatic die-cutting mechanism. The first dancer mechanism 604 is used to adjust for over-tension conditions and the second dancer mechanism is used to adjust for under-tension conditions.

As shown in fig. 4, fig. 4 is a first three-dimensional schematic diagram of an automatic die-cutting mechanism according to the present invention, the automatic die-cutting mechanism includes a frame 10, a die-cutting assembly 30 disposed on the frame, a first motor 20 disposed on the frame, a first driving roller 41 connected to the first motor 20, a first pressing roller 42 hinged to the frame, a first adjusting assembly 400 disposed on the frame, a second driving roller 51, and a second motor 30 connected to the first adjusting assembly, the die-cutting assembly 30 is located above the first driving roller 41, and the first adjusting assembly 400 is used for adjusting a distance between the second driving roller 51 and the first driving roller 41. The automatic die-cutting mechanism has the following beneficial effects: 1. based on first adjusting part, second motor setting, can adjust the distance size between adjustment second driving roller and the first drive roller, adjust the removal distance that the stock arrived preset cross cutting position temporarily promptly, realize the speed governing effect, and the operating mode is simple and convenient and regulation and control is accurate. 2. Based on first drive roller, the setting of first compression roller, improve the adhesion fastness on stock and the first drive roller. 3. Based on the unique design of first drive roller, first motor, realize that first drive roller drives the stock and realizes that X axle direction removes, need not to set up X axle driving motor on the cross cutting subassembly promptly.

In actual use, as shown in fig. 5, the printing material 88 passes through the second driving roller 51, the first pressing roller 42 and the first driving roller 41, and finally the first driving roller 41 and the second pressing roller 43 in sequence.

As shown in fig. 8, the press roll further comprises a left press roll mounting plate 431, a right press roll mounting plate 432 and a mounting shaft 433, and the second press roll 43 is hinged between the left press roll mounting plate 431 and the right press roll mounting plate 432; one end of the mounting shaft 433 penetrates through the left mounting plate 431 and the right mounting plate 432 of the compression roller in sequence and then is connected with one side of the frame 10; the other end is connected with the other side of the frame 10. The installation and fixation of the second press roller are realized based on the left press roller mounting plate 431, the right press roller mounting plate 432 and the mounting shaft 433 in the preferred embodiment.

As shown in fig. 4 and 7, the die cutting assembly includes a fixing plate 63 disposed on the frame, a first Y-axis motor 65 disposed on the fixing plate 63, a first Z-axis motor 62, and a die cutting knife 64 connected to the first Y-axis motor 65, wherein the first Z-axis motor 65 is connected to the die cutting knife 64; the above preferred embodiment is specifically defined for the die cutting assembly, and the die cutting knife is used for performing the die cutting operation; wherein, the number of the die-cutting rule can be designed according to actual needs.

As shown in fig. 4, the first adjusting assembly 400 includes a first fixing bracket 74, a second fixing bracket 73, a first rail 72, a first connecting block 45, and a first slider 71 slidable on the first rail, one end of the first rail is connected to the first fixing bracket, the other end of the first rail is connected to the second fixing bracket, and the second driving roller 51 is connected to the first slider 71 through the first connecting block 45. Based on the specific structural definition for the first adjustment assembly, the first guide rail 72 is a rotating shaft; a second motor connected to the first rail 72; when the second motor rotates forwards, the first guide rail is driven to rotate forwards, so that the first sliding block 71 moves downwards, namely the distance between the second transmission roller and the first driving roller is enlarged; when the second motor rotates reversely, the first guide rail is driven to rotate reversely, so that the first slider 71 moves upwards, i.e. the distance between the second driving roller and the first driving roller is reduced. In the adjusting process, the stability of the up-and-down movement of the first slider 71 is greatly improved.

First adjustment assembly in addition to the embodiment shown in FIG. 4; yet another embodiment is provided; as shown in fig. 9, the first adjusting assembly includes a first driving shaft 471 connected to the second motor 30, a second driven shaft 461, a first synchronous belt 441, and a first connecting block 45, the first driving shaft 47 and the second driven shaft 461 are connected by the first synchronous belt 441, the first connecting block 45 is fixed to the first synchronous belt 441, and the second driving roller 51 is connected to the first connecting block 45. Based on the specific structural limitation of the first adjusting assembly, when the second motor rotates forwards, the first driving shaft is driven to rotate forwards, so that the first connecting block 45 moves downwards, namely the distance between the second driving roller and the first driving roller is enlarged; and when the second motor rotates reversely, the first driving shaft is driven to rotate reversely, so that the first connecting block 45 moves upwards, namely, the distance between the second driving roller and the first driving roller is reduced.

Wherein the first conditioning assembly is located below the first drive roller, as shown in fig. 4. The second motor includes a second servo motor. The first motor includes a first servo motor. The type of motor can be selected according to specific needs.

Wherein the spacing distance between the first press roller and the first driving roller is at least 1 mm; so that the printing stock can have the space of holding, and guarantee the laminating degree between printing stock and the first drive roller.

As shown in fig. 1, the number of the automatic die cutting mechanisms 601 is two, so as to improve the die cutting efficiency and adapt to more complicated and fussy die cutting operations of the die cutting route. Specifically, as shown in fig. 6; when the printing stock has two patterns with different shapes, the track of the origin A1-B1-C1-D1-origin E1 is a square, and the track of the origin A2-B2-C2-D2-origin E2 is a circle; can be realized only by a double-automatic die cutting mechanism; and an automatic die cutting assembly, the movement of the X axis is zero from the origin A1-B1, the movement of the X axis is generated from the origin A2-B2, and the first adjusting assembly is required to move up and down at the moment, so that different automatic die cutting mechanisms can use different running speeds. Namely, the first adjusting component is used for adjusting the transmission speed of the printing stock, which is the advantage of the equipment and is the key point for realizing the simultaneous die cutting of different patterns by different automatic die cutting mechanisms.

The invention also has the following beneficial effects: 1. based on line contact, the die cutting pressure is more stable; 2. the active floating roll device and different die cutting stations can be used for die cutting different patterns instead of the same pattern, and the die cutting head is repeatedly added to increase the speed; 3. the multi-head die cutting station occupies smaller space; 4. the digital printer can be connected with a wire or combined with a digital post-processing device.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an automatic change cutting device, its characterized in that, is including the feed mechanism that is used for realizing the stock material loading, be used for realizing that the stock material loading is received the receiving agencies, be used for carrying out the automatic die-cutting mechanism of cross cutting operation and be used for adjusting the tensile first unsteady roller mechanism of stock to the stock, first unsteady roller mechanism sets up between feed mechanism and automatic die-cutting mechanism.

2. The automatic die-cutting device according to claim 1, wherein the first floating roller mechanism comprises a mounting flange fixed on the wall board and having a connecting shaft penetrating through the wall board, a first lever disposed outside the wall board and fixedly connected to one end of the connecting shaft of the mounting flange, a counterweight balance block disposed at one end of the first lever for balancing, a displacement sensor movably disposed outside the wall board and having a movable end movably connected to the other end of the first lever for measuring a displacement distance, a second lever disposed inside the wall board and having one end fixedly connected to the other end of the connecting shaft of the mounting flange, a floating roller disposed at the other end of the second lever for tensioning the paper, and an air cylinder movably disposed inside the wall board and having a movable end movably connected to the second lever for pulling the second lever.

3. The automated die cutting apparatus of claim 1, further comprising a second floating roller mechanism, the second floating roller mechanism being disposed between the receiving mechanism and the automated die cutting mechanism.

4. The automatic die-cutting device according to claim 1, wherein the automatic die-cutting mechanism comprises a frame, a die-cutting assembly disposed on the frame, a first motor disposed on the frame, a first driving roller connected to the first motor, a first pressing roller hinged to the frame, a first adjusting assembly disposed on the frame, a second driving roller and a second motor connected to the first adjusting assembly, the die-cutting assembly is disposed above the first driving roller, and the first adjusting assembly is used for adjusting the distance between the second driving roller and the first driving roller.

5. The automatic die cutting device according to claim 4, wherein the die cutting assembly includes a fixed plate disposed on the frame, a first Y-axis motor disposed on the fixed plate, a first Z-axis motor, and a die cutter connected to the first Y-axis motor, the first Z-axis motor being connected to the die cutter.

6. The automatic die-cutting device according to claim 4, wherein the first adjusting assembly comprises a first fixed bracket, a second fixed bracket, a first guide rail, a first connecting block and a first sliding block capable of sliding on the first guide rail, one end of the first guide rail is connected with the first fixed bracket, the other end of the first guide rail is connected with the second fixed bracket, and the second driving roller is connected with the first sliding block through the first connecting block.

7. The automated die cutting apparatus of claim 4 wherein the first conditioning assembly is positioned below the first drive roller.

8. The automated die cutting apparatus of claim 4 wherein the second motor comprises a second servo motor.

9. The automated die cutting apparatus of claim 4 wherein the first motor comprises a first servo motor.

10. The automated die cutting apparatus of claim 4 wherein the first pressure roller is spaced from the first drive roller by a distance of at least 1 mm.