CN210451409U

CN210451409U - Laser cutting machine for cutting thin film

Info

Publication number: CN210451409U
Application number: CN201920410937.4U
Authority: CN
Inventors: 张勇
Original assignee: Foshan Xiaoling Packaging Material Co ltd
Current assignee: Foshan Xiaoling Packaging Material Co ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-05-05
Anticipated expiration: 2029-03-28

Abstract

The utility model discloses a laser cutting machine for cutting film, which comprises an unwinding roller for placing a film turntable, a first tensioning roller matched with the unwinding roller, a second tensioning roller matched with the first tensioning roller, a film feeding roller structure matched with the second tensioning roller, a laser emitter matched with the film feeding roller structure, a cutting driving device for driving the laser emitter to displace and a winding roller matched with the laser emitter; the unwinding roller, the first tensioning roller, the second tensioning roller, the laser emitter and the winding roller are sequentially arranged along the X direction; the cutting driving device drives the laser emitter to displace along the Y direction, and the X direction is vertical to the Y direction. The utility model adopts the above structure, there is not shearing burr, and the incision is smooth level and smooth, and laser cutting is fast, guarantees to cut the quality, and the precision of processing is high, and repeatability is good.

Description

Laser cutting machine for cutting thin film

Technical Field

The utility model relates to a film production facility technical field, concretely relates to laser cutting machine for cutting film.

Background

The outer bag made of plastic film or plastic film is used for packaging food, medicine, electronic products and the like, and has the functions of attractive appearance, dust prevention and the like. However, the existing film is sold by adopting a large-sized film turntable during production, the large-sized film turntable needs to be cut into a plurality of small-sized film turntables during actual use, and in the prior art, the film is usually cut by manpower, so that the problems that the length and the left-right deviation size of the plastic film are difficult to control, burrs are formed on the cut edge and the like, and the blade is easy to damage due to overhigh temperature are caused. The method has low production efficiency and high production quality. And the types of films that the guillotine is suitable for are limited due to the size limitation of the blade.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to disclose a laser cutting machine for cutting film, it is lower to have solved current guillootine shearing efficiency, produces the burr easily, cuts the limited problem of film width moreover.

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

the laser cutting machine for cutting the thin film comprises an unwinding roller for placing a thin film rotary table, a first tensioning roller matched with the unwinding roller, a second tensioning roller matched with the first tensioning roller, a film feeding roller structure matched with the second tensioning roller, a laser emitter matched with the film feeding roller structure, a cutting driving device for driving the laser emitter to move and a winding roller matched with the laser emitter; the unwinding roller, the first tensioning roller, the second tensioning roller, the laser emitter and the winding roller are sequentially arranged along the X direction; the cutting driving device drives the laser emitter to displace along the Y direction, and the X direction is vertical to the Y direction.

Further, the cutting driving device comprises 2 parallel horizontal sliding rails, a sliding rail sliding block which moves along the horizontal sliding rails, a second rodless cylinder and a mounting seat which is connected with the laser emitter; the horizontal sliding rail extends along the Y direction, and two ends of the horizontal sliding rail are respectively connected with the rack; the second rodless cylinder drives the mounting seat to move along the horizontal sliding rail and drives the laser emitter to move in the Y direction.

Further, the second rodless cylinder comprises a second cylinder belt extending along the Y direction and a second cylinder slide block displacing along the second cylinder belt, and two ends of the second cylinder belt are respectively connected with the rack.

Further, the second cylinder belt is positioned between the 2 horizontal sliding rails; the sliding rail sliding block and the second cylinder sliding block are respectively connected with the mounting seat.

Furthermore, the end parts of the two ends of the horizontal sliding rail are also provided with limiting blocks for preventing the laser emitter from impacting the rack.

Further, the first tensioning roller and the second tensioning roller are arranged on the frame in parallel along the Y direction; the end part of the first tensioning roller is connected with a first rodless cylinder through a first rolling bearing, and the first rodless cylinder is connected with the rack.

Further, first no pole cylinder includes along the first cylinder area of Z to setting up and along the first cylinder slider of first cylinder area displacement, first antifriction bearing is connected respectively at first tensioning roller both ends, and first antifriction bearing connects first cylinder slider.

Further, the end of the second tensioning roller is connected with the frame through a second rolling bearing.

Furthermore, the first tensioning roller and the second tensioning roller are respectively provided with a limiting clamping ring for limiting the film.

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

the utility model discloses a laser emitter cutting film, laser beam have replaced traditional mechanical cutter, and the mechanical part and the film contactless of laser tool bit can not cause the fish tail to the film surface in cutting work, and the incision does not have mechanical stress, does not have the shearing burr, and the incision is smooth level and smooth, and laser cutting is fast, guarantees to cut the quality, and the precision of processing is high, and good reproducibility. The structure of the first rodless cylinder and the second rodless cylinder is adopted, the space utilization rate is high, the machine part performance is precise and durable, no vibration exists in the operation process, and the stability is better.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of an embodiment of a laser cutting machine for cutting thin films according to the present invention;

FIG. 2 is a schematic view of the combination of the cutter structure, film cutting station and blade of FIG. 1;

fig. 3 is a schematic right view of fig. 2.

In the figure, an unwinding roller 1; a first tension roller 2; a second tension roller 3; a film feeding roller structure 4; a laser transmitter 5; a cutting drive device 6; a horizontal slide rail 61; a slide rail slide block 62; a second rodless cylinder 63; a second cylinder belt 631; a second cylinder block 632; a mounting seat 64; a limiting block 65; a wind-up roll 7; a first rodless cylinder 8; a first cylinder belt 81; a first cylinder block 82; and a limiting clamping ring 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The laser cutting machine for cutting the film comprises an unwinding roller 1 for placing a film rotary table, a first tensioning roller 2 matched with the unwinding roller 1, a second tensioning roller 3 matched with the first tensioning roller 2, a film feeding roller structure 4 matched with the second tensioning roller 3, a laser emitter 5 matched with the film feeding roller structure 4, a cutting driving device 6 for driving the laser emitter 5 to displace, and a winding roller 7 matched with the laser emitter 5, wherein the first tensioning roller 2 is matched with the unwinding roller 1. Unreel roller 1, first tensioning roller 2, second tensioning roller 3, laser emitter 5 and wind-up roll 7 and set up along first horizontal direction X in proper order. The cutting drive device 6 drives the laser emitter 5 to displace along a second horizontal direction Y, which is perpendicular to the X direction and the Y direction.

The first tension roller 2 and the second tension roller 3 are disposed in parallel on a frame (not shown) in the second horizontal direction Y. The end of the first tensioning roller 2 is connected to a first rodless cylinder 8 via a first rolling bearing (not shown), the first rodless cylinder 8 being connected to the frame. The first rodless cylinder 8 includes a first cylinder belt 81 disposed along the vertical direction Z direction and a first cylinder block 82 displaced along the first cylinder belt 81, and first rolling bearings (not shown) are respectively connected to both ends of the first tension roller 2, and the first rolling bearings are connected to the first cylinder block 82. The end of the second tensioning roller 3 is connected to the frame by a second rolling bearing (not shown). Be equipped with respectively on first tensioning roller 2 and the second tensioning roller 3 and be used for the spacing rand 9 of film, prevent that the film from along the skew of first horizontal direction X to the displacement in-process, guarantee cutting quality. The X, Y and Z directions are perpendicular to each other.

Film feeding roller the film feeding roller structure 4 includes a drive roller, a film feeding roller motor (not shown), and a film pressing roller disposed above the drive roller. The film feeding roller motor is connected with the driving roller and drives the driving roller to rotate, and the film pressing roller and the driving roller are matched to realize film feeding for the cutting knife structure 5. The film feeding roller motor is a stepping motor.

The cutting driving device 6 comprises 2 horizontal sliding rails 61 parallel to each other, a sliding rail slide block 62 which is displaced along the horizontal sliding rails 61, a second rodless cylinder 63 and a mounting base 64 which is connected with the laser emitter 5. Horizontal slide rail 61 sets up along Y to extending, and the frame is connected respectively at horizontal slide rail 61's both ends. The second rodless cylinder 63 includes a second cylinder belt 631 extending in the Y direction and a second cylinder block 632 displaced along the second cylinder belt 631, and both ends of the second cylinder belt 631 are respectively connected to the frame. The second cylinder belt 631 is located between 2 horizontal slide rails 61. The slide rail slide block 62 and the second cylinder slide block 632 are respectively connected with the mounting base 64. The second rodless cylinder 63 drives the mounting base 64 to displace along the horizontal slide rail and drives the laser emitter 5 to displace in the Y direction. The end parts of the two ends of the horizontal sliding rail 61 are also provided with limiting blocks 65 to prevent the laser emitter 5 from impacting the rack.

The present embodiment adopts the structure of the first rodless cylinder 8 and the second rodless cylinder 63, has high space utilization rate, precise and durable machine member performance, no vibration during operation and better stability, and is used as a structural element in equipment, thereby simplifying the manufacturing process and external support, saving a secondary support device and reducing the volume of the equipment.

The embodiment further comprises a control device, and the film feeding roller motor, the winding roller 7, the laser emitter 5, the first rodless cylinder 8 and the second rodless cylinder 63 are respectively connected with the control device, so that automatic control is realized.

Other structures of this embodiment are seen in the prior art.

The present invention is not limited to the above embodiment, and various modifications and variations of the present invention are also intended to be included within the scope of the claims and the equivalent technical scope of the present invention if they do not depart from the spirit and scope of the present invention.

Claims

1. A laser cutting machine for cutting film, characterized by: the film winding device comprises an unwinding roller for placing a film turntable, a first tensioning roller matched with the unwinding roller, a second tensioning roller matched with the first tensioning roller, a film feeding roller structure matched with the second tensioning roller, a laser emitter matched with the film feeding roller structure, a cutting driving device for driving the laser emitter to move and a winding roller matched with the laser emitter; the unwinding roller, the first tensioning roller, the second tensioning roller, the laser emitter and the winding roller are sequentially arranged along the X direction; the cutting driving device drives the laser emitter to displace along the Y direction, and the X direction is vertical to the Y direction.

2. The laser cutter for cutting a thin film as set forth in claim 1, wherein: the cutting driving device comprises 2 parallel horizontal sliding rails, a sliding rail sliding block which moves along the horizontal sliding rails, a second rodless cylinder and a mounting seat which is connected with the laser emitter; the horizontal sliding rail extends along the Y direction, and two ends of the horizontal sliding rail are respectively connected with the rack; the second rodless cylinder drives the mounting seat to move along the horizontal sliding rail and drives the laser emitter to move in the Y direction.

3. The laser cutter for cutting a thin film as set forth in claim 2, wherein: the second rodless cylinder comprises a second cylinder belt extending along the Y direction and a second cylinder slide block displacing along the second cylinder belt, and two ends of the second cylinder belt are respectively connected with the rack.

4. The laser cutter for cutting a thin film as set forth in claim 3, wherein: the second cylinder belt is positioned between the 2 horizontal sliding rails; the sliding rail sliding block and the second cylinder sliding block are respectively connected with the mounting seat.

5. The laser cutter for cutting a thin film as set forth in claim 3, wherein: the both ends tip of horizontal slide rail still is equipped with the stopper, prevents laser emitter striking the frame.

6. The laser cutter for cutting a thin film as claimed in any one of claims 2 to 5, wherein: the first tensioning roller and the second tensioning roller are arranged on the machine frame in parallel along the Y direction; the end part of the first tensioning roller is connected with a first rodless cylinder through a first rolling bearing, and the first rodless cylinder is connected with the rack.

7. The laser cutter for cutting a thin film as set forth in claim 6, wherein: the first rodless cylinder comprises a first cylinder belt arranged along the Z direction and a first cylinder sliding block which displaces along the first cylinder belt, two ends of the first tensioning roller are respectively connected with first rolling bearings, and the first rolling bearings are connected with the first cylinder sliding block.

8. The laser cutter for cutting a thin film as set forth in claim 7, wherein: the end part of the second tensioning roller is connected with the frame through a second rolling bearing.

9. The laser cutter for cutting a thin film as set forth in claim 7, wherein: and the first tensioning roller and the second tensioning roller are respectively provided with a limiting clamping ring for limiting the film.