CN2562917Y - Laser punching device for plaster material - Google Patents
Laser punching device for plaster material Download PDFInfo
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- CN2562917Y CN2562917Y CN 02279414 CN02279414U CN2562917Y CN 2562917 Y CN2562917 Y CN 2562917Y CN 02279414 CN02279414 CN 02279414 CN 02279414 U CN02279414 U CN 02279414U CN 2562917 Y CN2562917 Y CN 2562917Y
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Abstract
The utility model provides a laser punching device for a plaster material, comprising a laser, an optical beam deflection system and a material transmitting device, wherein the optical beam deflection system and the laser are on the same light path and form a punching device together; a control device is connected with the optical beam deflection system. The utility model is provided with a velocity pickup which is connected with the control device. The utility model can also comprise two or more than two sets of punching devices which are respectively arranged on small bridge bracings and are arranged on a support through the small bridge bracings to ensure that the active region of laser distribute evenly on the material to be processed. The utility model has controllable punching mode and the size, density and pattern of punched holes, and can ensure that the patterns do the punched holes do not change with the change of production linear velocity. The utility model has simple positioning method and device and does not waste the material to be punched.
Description
Technical field
This utility model belongs to laser processing technology, is specifically related to a kind of laser drilling device of plaster material.It uses the CO that can be controlled deflection by galvanometer scanning system
2Laser beam is in the wide format of serial movement or form through hole by partial vaporization on the face plaster material in a narrow margin.Through hole uniform distribution or be arranged in style, the aperture, density is adjustable.
Background technology
Laser Processing because of advantages such as its concentration of energy, contactless model of action, is being widely used in production all departments as a kind of new manufacturing process.For the drilling of high hardness material or other special materials, the laser drilling is a kind of effective and efficient manner.The laser drilling can be divided into laser boring and cut the hole.When punching was meant laser and material effects, its application point was static with respect to material, until perforation, realized the preparation of micro hole; Cut the hole and be meant by cutting mode, make laser walk circular trace on material, the cut-out material is realized perforation, is used for preparation than large diameter hole.
At present to use more in the material drilling be the pulse perforating device to laser, described a kind of high speed boring appts to thin material as patent CN 1327897A, the Focused Optical system that basic ideas are laser beams that laser instrument is sent by the adjustable parallel arranged of a cover shines separate single and sweeps away on the thin material of mechanism of paper and implement punching.Because of its along the fixed Focused Optical system of all corresponding cover in each row hole of material movement direction that is perforated, when increasing the columns in hole, must increase the Focused Optical system of similar number, make device structure numerous and diverse, be unsuitable for multiple row hole, wide format punching requirement especially.Promptly be used in face punching in a narrow margin, because its every suit Focused Optical system is in a single day fixing, the position is difficult for adjusting, and promptly column pitch is difficult for adjustment.And its each light-beam position is fixed, and can not do circumferential motion, promptly can not realize the adjustable of the cutting of large diameter hole and aperture on a large scale.
Laser is used for material when punching, mainly contains static punching and dynamic two kinds of punching forms of punching, and is static and dynamically be in static with the object that is perforated when punching or mobile status is distinguished.For the punching of metal and thick material, the laser action time that needs is long, generally adopts static punching; Punch for then the employing dynamically of plaster material more.When dynamically punching, the location in hole becomes the key factor of drilling quality.In report in the past, location for material generally is to adopt step motor control to walk to expect length, or makes marks on the material that is perforated, and positions by the certification mark position, for the on-stepper motor production line or be difficult to do the rapidoprint of position mark, said method is infeasible.
In addition, the present laser drilling device of reporting generally is used for drilling thin, flexible to Codium fragile (Sur.) Har. paper, plastics package paper etc., no adhering material.For thicker thin material, as cloth, fabric; Inflexible thin material is as organic sheet plastic; Sticking thin material, as medical proof fabric, materials such as adhesive plaster also do not have good drilling method and equipment.
Summary of the invention
The purpose of this utility model is to provide the laser drilling device of the plaster material of continuous operation under a kind of dynamic situation that can be applicable to automatic production line, can be used for wide format or punching or cut the hole on the face plaster material in a narrow margin, hole uniform distribution or be arranged in style, the size and the density in hole are adjustable, and stable performance, easy maintenance.
For realizing above-mentioned utility model purpose, the laser drilling device of plaster material comprises laser instrument, beam deflection system and walks materials device that beam deflection system and laser instrument are positioned on the same light path, constitute the drilling device jointly; Control device links to each other with beam deflection system, and this equipment is provided with the velocity sensor that links with control device.
The said equipment can comprise two covers or the above drilling device of two covers, and each drilling device places respectively on the little supporting bridge, and places on the support by supporting bridge, makes the laser action district become uniform distribution on machined material.
The said equipment can also be provided with dust exhaust apparatus in periphery, laser action district, and links to each other with defecator by blower fan.
The utlity model has following advantage:
(1) can be by adjusting control sequence, select punching or cut the drilling mode in hole, and by the control sequence parameter being set, size, density and the pattern in control laser power, hole.When the hole working method is cut in employing, can realize that the aperture is adjustable on a large scale.
(2) in certain speed range, can guarantee that the drilling pattern does not change with the variation of line speed.No matter promptly for production line at the uniform velocity, or the speed change production line, owing to there is Control Computer that the automatic real-Time Compensation of galvanometer scanning system is proofreaied and correct, the spacing in hole, size and pattern remain consistent.
(3) obtain displacement signal by near the precise displacement sensor that is arranged on the drilling zone, offer computer and dynamically determine the drilling position, this localization method not only equipment is simple, be applicable to multiple material, and need on by the drilling material, not add any telltale mark, in process of production not to being caused waste by the drilling material.
(4) existing equipment is for thicker thin material, and as cloth or organic plastics thin plate, laser needs long period effect ability penetrable material, and the athletic meeting of material is elongated hole shape.The described method and apparatus of this patent utilizes the displacement signal of velocity sensor to make laser beam follow material and is synchronized with the movement, and punching application point relative material is static, until perforation, the elongation phenomenon in hole do not occur.
Adopt improvement project of the present utility model, laser instrument adds the parallel drilling system of beam deflection system, can enlarge the drilling breadth easily by increasing parallel drilling system number.And each parallel drilling system layout is flexible.Under the working region of each drilling system was uniformly distributed in by the prerequisite on the drilling material, each drilling system can place in opposite directions, place with vertical placement in the same way etc., with the action that each drilling system is unified in software control, makes and exports floral diagram sample unanimity.Can different Factory Buildings of flexible adaptation and existing equipment layout.
Description of drawings
Fig. 1 is the structural representation of a kind of specific embodiment of this utility model equipment when face (be used in a narrow margin);
Fig. 2 is the structural representation (when being used for wide format, when placing in opposite directions) of the another kind of specific embodiment of this utility model equipment;
Fig. 3 is the vertical view of equipment shown in Figure 2;
The sketch map that Fig. 4 places in the same way for many cover drilling devices;
Fig. 5 is the vertical sketch maps of placing of many cover drilling devices.
The specific embodiment
This utility model is according to the drilling requirement, selects punching or cuts the drilling mode in hole; And, control laser power, and adjust size, density and the pattern in hole by the movement locus of control beam deflection system by control device by the program parameter of control device is set.
Dynamically during drilling,, be consistent when the material different motion speed, adopt the displacement and the movement velocity method of online test material for guaranteeing the drilling pattern because the serial movement of material causes the dynamic change of drilling position.According to detected material displacement, the displacement calculating compensation dosage is dynamically made compensation correction to the beam deflection system of implementing drilling in real time; And according to detected material movement speed, control drilling device starts automatically and stops, and the record of production is provided; According to different requirements wide, face in a narrow margin, adapt to the breadth requirement by increasing and decreasing parallel drilling device number.
This utility model is provided with an accurate detecting element of measuring material displacement and movement velocity, it is velocity sensor, the displacement signal input Control Computer of its generation, the real-time displacement calculating compensation dosage of Control Computer is dynamically made compensation correction to the beam deflection system of implementing drilling.Detecting element generally is installed near the drilling zone, its by terminal pad be used to hold up with drive by the cylinder of drilling material movement tangent or directly with contacted by the drilling material, obtain by drilling material displacement and linear velocity;
Adopt beam deflection system, it is controlled by Control Computer.Beam deflection system by the deflection of Control Computer requirement control laser beam, guarantees that the drilling pattern requires consistent with control as actuator.
Adopt low-power radio frequency CO
2Laser instrument, it need not outside air feed, and stable, the life-span is long, can adjust laser power in real time by laser power control, and can be by Control Computer its switch of convenient control and performance number.
In order correctly to provide the dynamic compensation amount, adjust hole size, density and pattern, this utility model also relates to supporting software control system.Software control system is calculated portal coordinate, hole track and laser intensity by preset parameters.Carry out drilling with hole coordinate and hole TRAJECTORY CONTROL beam deflection system, and regulate laser power by the control laser power control.
In addition, this utility model also is provided with some devices, guarantees the stable operation of equipment by means of them.Adopt the water of band refrigeration compressor
Device for cooling, for laser instrument provides cooling circulating water, when water temperature surpasses normal temperature, temperature switch control compressor cooling.
For fear of or reduce the pollution of flue dust that the material vaporization forms to material and laser instrument camera lens, in another design of the present utility model, be provided with two groups of dust sucting pipelines up and down in periphery, drilling zone, be used to remove the flue dust that when the material partial vaporization, forms, and adopt the design of vertical ventilation road, improve smoke discharge amount.Equipment is being cut the hole mode when working, and lower flue should be arranged on cuts below, working region, hole, is close to and is cut the hole material, is used for the waste material that falls when collection material is cut the hole.This moment, lower flue and exhaust column connector should be provided with drainage screen, and the flue bottom should add the garbage collection groove.
In the accompanying drawings, provided two kinds of practical embodiments of the present utility model: the single drilling system (accompanying drawing 1) of a kind of employing, effectively the drilling width is 100mm, is used for flooring drilling in a narrow margin; Another kind of parallel connect (accompanying drawing 2) of 8 drilling systems that adopt, effectively the drilling width is 800mm, is used for the drilling of wide cut material.
Fig. 1 illustrates equipment of the present utility model to moving by the 1 continuous drilling of drilling material on the production line.Send in the feeder equipment that material 1 does not have to represent in detail from figure in this figure,, and be input in the rotary drum group 8 along the operation of V direction.
The speed of material 1 is gathered by the velocity sensor 7 that is arranged on the rotary drum group 8, and this example is selected photoelectric turnplate formula velocity sensor for use.The displacement and the linear velocity of its direct test material motion.Pulse is 1000 when photoelectric turnplate formula velocity sensor week, and when the terminal pad diameter was 40mm, its displacement resolution was 0.125mm.
For improving beam quality, add optical beam-expanding mirror 3, laser beam enters beam deflection system 5 through expanding bundle.Beam deflection system 5 is realized the deflection of laser beam by Control Computer control.
In addition,, dust exhaust apparatus 9 is set, extracts the flue dust that forms owing to partial vaporization, and import defecator 11 by means of blower fan 10 along the periphery in material 1 drilling zone.As shown in the figure, dust exhaust apparatus is divided into two groups up and down, extracts the flue dust that forms at material 1 upper and lower surface respectively.The dust exhaust apparatus fixed-site plays the limiting material shake simultaneously, guarantees the effect of drilling focal length.
Fig. 2,3 has represented by two kinds of different embodiments that the utlity model has different parallel drilling systems (being made of laser instrument 2, optical beam-expanding mirror 3, beam deflection system 5) number with Fig. 1.First kind of situation has eight groups of parallel drilling systems, is used for wide format drilling (as Fig. 2); Only be provided with one group of drilling system under second kind of situation, be used for face drilling in a narrow margin (as Fig. 1).Dual mode is all only implemented control by a cover Control Computer.
Multidirectional dust suction conduction pipe 15 links to each other with blower fan with vertical pipe (not marking among the figure) by flexible pipe among Fig. 2.Two cover supporting bridges 16 are placed on the right and left on the equipment supporter 18, divide two groups of eight laser instrument staggered relatively in order to hold up, and adjust the position that every group of four laser instrument are adjusted in supporting bridge 16 positions by rotary screw.Every laser instrument is all held up by ramuscule fagging 17, adjust the rotary screw of ramuscule fagging 17 and adjust the separate unit laser positions, two groups of laser instrument intersections are arranged (as shown in Figure 2) relatively before and after making, and the working region of eight laser instrument is evenly distributed on by the drilling material.
Describe the job step of this utility model equipment in detail below in conjunction with specific embodiment two: at first system obtains line of material speed by velocity sensor 7, and passes to Control Computer 6 by interface card.When toggle speed that speed is set in the software greater than control, the drilling system automatically performs, and selects punching as requested or cut the hole mode; In the drilling process, Control Computer is carried out drilling according to preset parameters control beam deflection system and laser instrument, and constantly obtains material displacement, calculates compensation dosage in real time, with compensating signal beam deflection system is made compensation correction, on material, make satisfactory sectional hole patterns; When line of material speed was lower than termination speed, the drilling system stopped automatically, and latency speed.
Parallel beam deflection system 5 is actuators of drilling system, specifically can select galvanometer scanning system for use.Laser beam 4 sends from laser instrument 2, through optical beam-expanding mirror 3, enters beam deflection system 5, and light beam is according to the direction deflection of galvanometer, and focuses on output by focus lamp.
The air-vent that embodiment two is used on the plaster material (the two-layer composite of cream drug and cloth or rayon combination) prepares, and can realize that the intensive aperture on the plaster material is arranged.By selecting suitable equipment, on the standard adhesive plaster of 50mm * 80mm, can prepare 140 left and right sides air-vents, about bore dia 0.3mm, the hole ranks are at interval less than 5mm, and the plaster loss amount is about 0.25%; (diameter is greater than 2mm, and the ranks spacing is greater than 10mm, about 30 of ventilative hole count to compare the big air-vent of conventional art, the plaster loss amount is about 2.4%), both significantly reduced the dose loss of plaster, can guarantee and improve air permeability (ventilative point has increased by 3～4 times) again, made ventilative more even.
Claims (5)
1, a kind of laser drilling device of plaster material comprises it is characterized in that laser instrument and walk materials device: also comprise with laser instrument (2) being positioned at beam deflection system (5) on the same light path, the two constitutes the drilling device jointly; Control device (6) links to each other with beam deflection system (5), and this equipment also is provided with the velocity sensor (7) that links with control device (6).
2, device according to claim 1, it is characterized in that: this device can comprise two covers or the above drilling device of two covers, each drilling device places respectively on the little supporting bridge (17), and place on the support (18) by supporting bridge (16), make the laser action district on machined material, become uniform distribution.
3, device according to claim 1 and 2 is characterized in that: be provided with dust exhaust apparatus (11) in periphery, laser action district, and link to each other with defecator (9) by blower fan (10).
4, device according to claim 1 and 2 is characterized in that: beam deflection system (5) is a galvanometer scanning system.
5, device according to claim 3 is characterized in that: beam deflection system (5) is a galvanometer scanning system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02279414 CN2562917Y (en) | 2002-09-30 | 2002-09-30 | Laser punching device for plaster material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02279414 CN2562917Y (en) | 2002-09-30 | 2002-09-30 | Laser punching device for plaster material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2562917Y true CN2562917Y (en) | 2003-07-30 |
Family
ID=33742484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02279414 Expired - Fee Related CN2562917Y (en) | 2002-09-30 | 2002-09-30 | Laser punching device for plaster material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2562917Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333771B (en) * | 2008-07-29 | 2011-06-15 | 瑞安市博业激光应用技术有限公司 | Method of preparing fibre composite sheet |
| CN105980098A (en) * | 2014-05-02 | 2016-09-28 | 株式会社V技术 | Beam shaping mask, laser processing device, and laser processing method |
| CN108436298A (en) * | 2018-04-04 | 2018-08-24 | 河南羚锐制药股份有限公司 | A kind of online cut hole of plaster laser cuts the device of S lines |
-
2002
- 2002-09-30 CN CN 02279414 patent/CN2562917Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333771B (en) * | 2008-07-29 | 2011-06-15 | 瑞安市博业激光应用技术有限公司 | Method of preparing fibre composite sheet |
| CN105980098A (en) * | 2014-05-02 | 2016-09-28 | 株式会社V技术 | Beam shaping mask, laser processing device, and laser processing method |
| CN108436298A (en) * | 2018-04-04 | 2018-08-24 | 河南羚锐制药股份有限公司 | A kind of online cut hole of plaster laser cuts the device of S lines |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |