CN215468975U - Feeding system for laser cutting of flexible plate - Google Patents

Abstract

The utility model provides a feeding system for laser cutting of a flexible plate, which comprises a vacuum adsorption platform, a material pulling mechanism arranged at the front end of the vacuum adsorption platform, a feeding mechanism arranged at the rear end of the vacuum adsorption platform and a tension detection mechanism arranged between the vacuum adsorption platform and the feeding mechanism, wherein the material pulling mechanism is arranged at the front end of the vacuum adsorption platform; the material pulling mechanism is arranged on the front side of the vacuum adsorption platform, the tension detecting mechanism which is connected with the material pulling mechanism in a control mode is arranged on the rear side of the vacuum adsorption platform, based on the material characteristics of the flexible plate, the traction force transmitted by the flexible plate is arranged in a front mode, the tension detecting and feedback are matched to adjust the speed of the material pulling mechanism, accordingly, the feeding speed is consistent around the flexible plate is guaranteed, the pulling deformation is avoided, and the technical problem that the flexible plate which exists in the prior art is easy to deform in transmission is solved.

Description

Feeding system for laser cutting of flexible plate

Technical Field

The utility model relates to the technical field of laser cutting, in particular to a feeding system for laser cutting of a flexible plate.

Background

Conventional flexible plate (for example, a flexible circuit board and the like) cutting equipment mainly adopts contact means such as a mechanical cutter and the like to cut a thin flexible plate.

The utility model discloses a chinese utility model 201711227014.7 discloses a slim flexible panel laser precision cutting machine and cutting method, laser precision cutting machine include control system, with control system electric connection's vacuum adsorption positioning platform, XYZ shaft drive system, laser cutting system and CCD positioning system, wherein: the vacuum adsorption positioning platform is arranged on the XYZ-axis transmission system; the laser cutting system is used for carrying out laser cutting on the thin flexible plate; the CCD positioning system is used for shooting and acquiring a plurality of position point images of the thin flexible plate and transmitting the position point images to the control system, and the control system compares the position point images of the thin flexible plate with the standard position point images to determine an error value; and when the laser cutting is carried out, the control system controls the XYZ-axis transmission system to compensate the error value.

However, the technical scheme only discloses the cutting equipment for the flexible plate, the flexible plate needs to be manually placed on the cutting platform before cutting, a flexible plate continuous transmission structure is lacked, the feeding mode is traditional, and the overall cutting efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides a feeding system for laser cutting of a flexible plate.

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

the feeding system for laser cutting of the flexible plate comprises a vacuum adsorption platform, a material pulling mechanism arranged at the front end of the vacuum adsorption platform, a feeding mechanism arranged at the rear end of the vacuum adsorption platform and a tension detection mechanism arranged between the vacuum adsorption platform and the feeding mechanism;

the flexible board continuously released by the feeding mechanism is pulled by the pulling mechanism to be transmitted forwards, and meanwhile, the tension detection mechanism detects the transmission tension of the flexible board and adjusts the pulling speed of the pulling mechanism through data feedback, so that the front speed and the rear speed of the flexible board transmission are kept consistent.

Preferably, the material pulling mechanism comprises a material pulling mounting seat, a driving roller and a driven roller which are rotatably mounted on the material pulling mounting seat, and a material pulling driving part for driving the driving roller to rotate, wherein the driving roller and the driven roller are vertically matched with each other, and a transmission channel of the flexible plate is formed between the driving roller and the driven roller.

Preferably, the material pulling mechanism further comprises two groups of spacing adjusting assemblies arranged on two sides of the material pulling mounting seat, and the driven roller is rotatably mounted on the spacing adjusting assemblies and driven by the spacing adjusting assemblies to vertically lift so as to adjust the thickness of the conveying channel.

Preferably, the tension detection mechanism includes tension sensor, set up in tension roller and two components on the tension sensor are located the first compression roller of tension roller both sides, first compression roller is less than the tension roller and the top adsorption plane setting of vacuum adsorption platform, the flexography transmission passes the bottom of first compression roller and the top of tension roller.

Preferably, the vacuum adsorption device further comprises a rolling mechanism arranged above the vacuum adsorption platform in a sliding manner; when the flexible plate is transmitted to the vacuum adsorption platform, the vacuum adsorption platform is matched with the rolling process of the rolling mechanism to gradually flatly adsorb the flexible plate.

Preferably, the vacuum adsorption platform includes the vacuum adsorption panel, with the sealed complex vacuum adsorption seat of vacuum adsorption panel, the equipartition is provided with the absorption hole on the vacuum adsorption panel, be formed with the negative pressure chamber between vacuum adsorption panel and the vacuum adsorption seat, the negative pressure chamber is external to have evacuating device, evacuating device's absorption is sealed the door and is cooperated rolling press process of rolling mechanism and is opened in step.

Preferably, the rolling mechanism is arranged in a sliding manner along the transmission direction of the flexible plate, and comprises guide rails arranged on two sides of the vacuum adsorption platform, rolling roller parts arranged on the two guide rails by sliding frames, and a rolling driving part for driving the rolling roller parts to slide linearly.

Preferably, a second compression roller is further arranged between the vacuum adsorption platform and the material pulling mechanism, the second compression roller is lower than the top adsorption surface of the vacuum adsorption platform and the transmission channel, and the flexible plate is transmitted through the bottom of the second compression roller.

The utility model has the beneficial effects that:

(1) in consideration of the material characteristics of the flexible plate, the material pulling mechanism is arranged on the front side of the vacuum adsorption platform, the tension detection mechanism which is in control connection with the material pulling mechanism is arranged on the rear side of the vacuum adsorption platform, deformation-free transmission of the flexible plate is realized, the pulling speed of the material pulling mechanism is adjusted by leading the traction power transmitted by the flexible plate and matching with tension detection and feedback, so that the front speed and the rear speed of the flexible plate in the transmission process are kept consistent, and pulling deformation is avoided;

(2) the utility model realizes the absolute smooth attaching and adsorption of the flexible plate by arranging the rolling mechanism which is matched with the vacuum adsorption platform, the rolling mechanism is used for pressing and attaching the flexible plate to the vacuum adsorption platform, the adsorption sealing door of the vacuum adsorption platform is gradually opened by matching with the rolling process, so that the adsorption action is synchronously carried out by matching with the rolling action,

the bottom of the flexible plate at the rolled position is synchronously adsorbed by negative pressure, the area covered by rolling is adsorbed by negative pressure, the area not covered by rolling is not adsorbed, the rolling and adsorption are synchronously pushed, the whole plane is gradually attached from one end to the other end in a manner similar to a mobile phone film attaching mode, bubbles and wrinkles can be effectively prevented from being generated, and completely flat attaching and adsorption are realized; in addition, a first compression roller and a second compression roller which are arranged in a low mode are matched with the front end and the rear end of the vacuum adsorption platform, the two ends of the part, located on the vacuum adsorption platform, of the flexible plate are pressed downwards and tensioned, and therefore smooth attachment of the part, located on the vacuum adsorption platform, of the flexible plate is further guaranteed;

(3) the vacuum adsorption panel is convenient to process and stable in service performance, and the smooth attachment and the accurate cutting of the flexible plate are guaranteed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural diagram of a vacuum adsorption platform according to the present invention;

FIG. 3 is a schematic structural view of the pulling mechanism of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 1;

FIG. 5 is an elevational view of the overall construction of the present invention;

FIG. 6 is an enlarged view of FIG. 1 at B;

FIG. 7 is an enlarged view at C of FIG. 5;

FIG. 8 is a schematic diagram of a cutting mechanism according to the present invention.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example one

As shown in fig. 1, the feeding system for laser cutting of the flexible board comprises a vacuum adsorption platform 1, a material pulling mechanism 2 arranged at the front end of the vacuum adsorption platform 1, a feeding mechanism 3 arranged at the rear end of the vacuum adsorption platform 1, and a tension detection mechanism 5 arranged between the vacuum adsorption platform 1 and the feeding mechanism 3;

the flexible board 10 continuously released by the feeding mechanism 3 is pulled by the pulling mechanism 2 to be transmitted forwards, and meanwhile, the tension detection mechanism 5 detects the transmission tension of the flexible board 10 and adjusts the pulling speed of the pulling mechanism 2 through data feedback, so that the front speed and the rear speed of the flexible board 10 are kept consistent.

Since the flexible board 10 has good ductility and plasticity, and is easy to permanently deform when being subjected to a tensile force, in this embodiment, in consideration of the above material characteristics of the flexible board 10, the material pulling mechanism 2 is disposed on the front side of the vacuum adsorption platform 1, and the tension detection mechanism 5 associated with the material pulling mechanism 2 is disposed on the rear side, so that the non-deformation transmission of the flexible board 10 can be realized. This embodiment is through leading the setting of the power of pulling with the flexbile plate transmission, and the cooperation tension detects and adjusts the material speed that draws of drawing material mechanism 2 with the feedback to speed remains unanimous throughout around guaranteeing the 10 transmission processes of flexbile plate, and then avoids taking place to pull the deformation.

Preferably, as shown in fig. 3, the drawing mechanism 2 includes a drawing mounting seat 21, a driving roller 22 and a driven roller 23 rotatably mounted on the drawing mounting seat 21, and a drawing driving portion 24 for driving the driving roller 22 to rotate, wherein the driving roller 22 and the driven roller 23 are vertically matched with each other, and a conveying channel 20 of the flexible board 10 is formed therebetween.

Preferably, as shown in fig. 3, the drawing mechanism 2 further includes two sets of spacing adjusting assemblies 25 disposed on two sides of the drawing mounting seat 21, and the driven roller 23 is rotatably mounted on the spacing adjusting assemblies 25 and driven by the spacing adjusting assemblies 25 to vertically lift to adjust the thickness of the conveying channel 20.

In the present embodiment, the flexible sheet 10 passes through the transport path 20, and the distance between the driven roller 23 and the drive roller 22 is adjusted in accordance with the thickness of the flexible sheet 10, that is, the thickness of the transport path 20 is adjusted so that the flexible sheet is transported forward by the rolling friction of the drive roller 23 and the drive roller 22.

Preferably, as shown in fig. 7, the spacing adjustment assembly 25 includes a guide post 26 vertically installed, an adjustment plate 27 vertically slidably installed on the guide post 26, and an adjustment driving part 28 driving the adjustment plate 27 to vertically slide, and both ends of the driven roller 23 are rotatably installed on the adjustment plate 27 correspondingly.

Preferably, as shown in fig. 4, the tension detecting mechanism 5 includes a tension sensor 51, a tension roller 52 disposed on the tension sensor 51, and two first pressing rollers 53 disposed on both sides of the tension roller 52, the first pressing rollers 53 are disposed lower than the tension roller 52 and a top suction surface of the vacuum suction platform 1, and the flexible board 10 is conveyed through a bottom of the first pressing rollers 53 and a top of the tension roller 52.

It should be added that, the present embodiment further includes a control center, the actions of the vacuum adsorption platform 1, the feeding mechanism 3, the rolling mechanism 4, and the tension detection mechanism 5 are all controlled by the control center, and the tension monitoring data of the tension detection mechanism 5 is fed back to the control center, and then the control center controls the rotation speed of the feeding mechanism 3.

Example two

The same or corresponding components in this embodiment as those in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and only the points of difference from the first embodiment will be described below for the sake of convenience. The second embodiment is different from the first embodiment in that:

preferably, the vacuum adsorption device further comprises a rolling mechanism 4 arranged above the vacuum adsorption platform 1 in a sliding manner; when the flexible board 10 is transferred to the vacuum adsorption platform 1, the vacuum adsorption platform 1 cooperates with the rolling process of the rolling mechanism 4 to smoothly adsorb the flexible board 10 step by step.

Preferably, as shown in fig. 2, the vacuum adsorption platform 1 includes a vacuum adsorption panel 11 and a vacuum adsorption seat 12 hermetically matched with the vacuum adsorption panel 11, the vacuum adsorption panel 11 is uniformly provided with adsorption holes 13, a negative pressure cavity is formed between the vacuum adsorption panel 11 and the vacuum adsorption seat 12, the negative pressure cavity is externally connected with a vacuum pumping device, and an adsorption sealing door of the vacuum pumping device is synchronously opened in cooperation with a rolling process of the rolling mechanism 4.

Preferably, as shown in fig. 2, the rolling mechanism 4 is slidably disposed along the conveying direction of the flexible board 10, and includes guide rails 41 disposed on both sides of the vacuum adsorption platform 1, a rolling roller portion 42 slidably disposed on the two guide rails 41, and a rolling driving portion 43 for driving the rolling roller portion 42 to linearly slide.

In this embodiment, by providing the rolling mechanism 4, the vacuum adsorption platform 1 can be matched to realize the absolutely smooth attaching and adsorption of the flexible board 10. Wherein, the compression roller of the compression roller part 42 is used for compacting and attaching the flexible board 10 to the vacuum adsorption platform 1, and the adsorption sealing door of the vacuum adsorption platform 1 is opened gradually by matching with the rolling process, so that the adsorption action is performed synchronously by matching with the rolling action, that is, the adsorption hole 13 at the bottom of the flexible board 10 at the rolled position starts to suck negative pressure to adsorb the flexible board 10 at the position synchronously, the area covered by the rolling is sucked by negative pressure, and the area not covered by the rolling is not sucked, so that the rolling and adsorption are synchronously pushed, similar to the mobile phone film pasting mode, the whole plane pasting is completed gradually from one end to the other end, compared with the mode of only adopting the bottom negative pressure adsorption mode and the mode of simultaneously sucking negative pressure from all the adsorption holes 13 to adsorb the whole bottom surface of the flexible board, the mode of synchronously performing bottom adsorption matching with the top rolling process in the embodiment can effectively prevent the generation of bubbles and wrinkles, realize the complete smooth laminating absorption.

Preferably, the material of the adsorption platform 11 is cast iron or one of ceramic materials, wherein the ceramic material is preferably selected, and since the ceramic material is easy to polish and open after being sintered, and has high flatness and smoothness after being polished, and a plurality of dense small holes can be formed on the ceramic material, the adsorption capacity is increased, the smoothness is good when the flexible plate is adsorbed, and deformation and wrinkles are hardly generated.

In this embodiment, the material through the vacuum adsorption panel to adsorbing platform 11 screens the optimization, can adopt the cast iron material with low costs, and the preferred ceramic material that adopts, ceramic material are changeed the trompil for cast iron material non-deformable for marble material, and the vacuum adsorption panel in this embodiment processing is convenient, and performance is stable, guarantees level and smooth laminating and accurate cutting of flexonics board.

Preferably, as shown in fig. 6-7, a second pressing roller 6 is further disposed between the vacuum adsorption platform 1 and the material pulling mechanism 2, the second pressing roller 6 is disposed below the top adsorption surface of the vacuum adsorption platform 1 and the conveying channel 20, and the flexible board 10 is conveyed through the bottom of the second pressing roller 6.

In this embodiment, the cooperation is done at both ends around vacuum adsorption platform 1 and is hanged down and be provided with first compression roller 53 and second compression roller 6, can push down the tensioning to the both ends that are located the flexible sheet portion on the vacuum adsorption platform, further guarantees that the flexible sheet on the vacuum adsorption platform can level and smooth attached.

EXAMPLE III

The same or corresponding components in this embodiment as in the first or second embodiment are given the same reference numerals as in the first embodiment, and only the points of difference from the first or second embodiment will be described below for the sake of convenience. The third embodiment is different from the first or second embodiment in that:

preferably, as shown in fig. 7, a cutting mechanism 7 is further disposed at the front end discharging position of the drawing mechanism 2.

Preferably, as shown in fig. 8, the cutting mechanism 7 includes a cutter portion 71 mounted to slide vertically, a cutting drive portion 72 for driving the cutter portion 71 to slide vertically, and a cutting base plate 73 located below the cutter portion 71 and performing a cutting operation in cooperation with the cutter portion 71.

In this embodiment, the cutting portion 71 of the cutting mechanism 7 is slidably mounted on the drawing mounting seat 21 of the drawing mechanism 2, the cutting driving portion 72 is fixedly mounted on the drawing mounting seat 21, and the driving end of the cutting driving portion 72 is fixedly connected with the cutting portion 71.

Preferably, as shown in fig. 7, the cutter portion 71 is provided with an elastic pressing portion 74, and when the cutter portion 71 moves downward, the elastic pressing portion 74 elastically compresses and presses the flexible board 10 to be cut against the cutting base plate 73.

It should be added that the elastic pressing portion 74 includes an elastic portion vertically and fixedly installed on the cutter portion 71 and a pressing plate fixedly installed at the free end of the bottom of the elastic portion, and when the cutter portion 71 starts to move down but is not yet in contact with the flexible plate, the pressing plate is in contact with the flexible plate and presses the flexible plate onto the cutting base plate 73, so as to perform auxiliary pressing for cutting.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (8)

1. The feeding system for laser cutting of the flexible plate comprises a vacuum adsorption platform (1), and is characterized by further comprising a material pulling mechanism (2) arranged at the front end of the vacuum adsorption platform (1), a feeding mechanism (3) arranged at the rear end of the vacuum adsorption platform (1), and a tension detection mechanism (5) arranged between the vacuum adsorption platform (1) and the feeding mechanism (3);

the flexible plate (10) continuously released by the feeding mechanism (3) is pulled by the pulling mechanism (2) to be transmitted forwards, meanwhile, the tension detection mechanism (5) detects the transmission tension of the flexible plate (10) and adjusts the pulling speed of the pulling mechanism (2) through data feedback, so that the front and back transmission speeds of the flexible plate (10) are kept consistent.

2. The feeding system for laser cutting of the flexible board as claimed in claim 1, wherein the material pulling mechanism (2) comprises a material pulling mounting seat (21), a driving roller (22) and a driven roller (23) which are rotatably mounted on the material pulling mounting seat (21), and a material pulling driving part (24) which drives the driving roller (22) to rotate, wherein the driving roller (22) and the driven roller (23) are vertically arranged in a matching manner, and a conveying channel (20) of the flexible board (10) is formed between the driving roller (22) and the driven roller (23).

3. The feeding system for laser cutting of flexible plates as claimed in claim 2, wherein the material pulling mechanism (2) further comprises two spacing adjustment assemblies (25) which are respectively arranged at two sides of the material pulling installation seat (21), and the driven roller (23) is rotatably arranged on the spacing adjustment assemblies (25) and is driven by the spacing adjustment assemblies (25) to vertically lift so as to adjust the thickness of the conveying channel (20).

4. The feeding system for laser cutting of flexible board according to claim 1, wherein the tension detection mechanism (5) comprises a tension sensor (51), a tension roller (52) disposed on the tension sensor (51), and two sets of first pressing rollers (53) disposed on two sides of the tension roller (52), the first pressing rollers (53) are disposed lower than the tension roller (52) and the top suction surface of the vacuum suction platform (1), and the flexible board (10) is transmitted through the bottom of the first pressing rollers (53) and the top of the tension roller (52).

5. The feeding system for laser cutting of flexible plates according to claim 1, further comprising a rolling mechanism (4) slidably arranged above the vacuum adsorption platform (1); when the flexible plate (10) is transmitted to the vacuum adsorption platform (1), the vacuum adsorption platform (1) is matched with the rolling process of the rolling mechanism (4) to flatly adsorb the flexible plate (10) step by step.

6. The feeding system for laser cutting of the flexible plate as claimed in claim 5, wherein the vacuum adsorption platform (1) comprises a vacuum adsorption panel (11) and a vacuum adsorption seat (12) in sealing fit with the vacuum adsorption panel (11), adsorption holes (13) are uniformly distributed on the vacuum adsorption panel (11), a negative pressure cavity is formed between the vacuum adsorption panel (11) and the vacuum adsorption seat (12), a vacuumizing device is externally connected to the negative pressure cavity, and an adsorption sealing door of the vacuumizing device is synchronously opened in cooperation with a rolling process of the rolling mechanism (4).

7. The feeding system for laser cutting of flexible boards according to claim 5, wherein the rolling mechanism (4) is slidably disposed along the conveying direction of the flexible boards (10) and comprises guide rails (41) disposed on both sides of the vacuum adsorption platform (1), a roller portion (42) slidably disposed on the two guide rails (41), and a rolling driving portion (43) for driving the roller portion (42) to linearly slide.

8. The feeding system for laser cutting of flexible plates is characterized in that a second pressing roller (6) is further arranged between the vacuum adsorption platform (1) and the material pulling mechanism (2), the second pressing roller (6) is arranged below the top adsorption surface of the vacuum adsorption platform (1) and the conveying channel (20), and the flexible plates (10) are conveyed through the bottom of the second pressing roller (6).

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