CN105328345B - A kind of three-dimensional laser engraving machine - Google Patents
A kind of three-dimensional laser engraving machine Download PDFInfo
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- CN105328345B CN105328345B CN201510854446.5A CN201510854446A CN105328345B CN 105328345 B CN105328345 B CN 105328345B CN 201510854446 A CN201510854446 A CN 201510854446A CN 105328345 B CN105328345 B CN 105328345B
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Abstract
The invention discloses a kind of three-dimensional laser engraving machine, including support, FPGA control devices, transmission mechanism and mechanical driving device, the top of the support is provided with guide rail, the servomotor is connected with sliding block, driver is fixed with the right side of the support, the driver is electrically connected with servomotor and FPGA control devices respectively by wire, the sliding block is slidably connected with guide rail, the servo dc rotating machine is electrically connected with FPGA control devices, the output shaft of the servo dc rotating machine is rotatably connected to laser by shaft coupling, the lower end of the laser is fixedly connected with mechanical driving device, the lower end of the mechanical driving device is provided with laser engraving head, the present invention is simple in construction, it is simple to operate, mathematical operation is complicated precisely, it has rigidity big, response is fast, precision is high, strong adaptability, technical value added is high and flexibility waits by force outstanding advantages.
Description
Technical field
The invention belongs to laser engraving technical field, and in particular to a kind of three-dimensional laser engraving machine.
Background technology
Laser-engraving technique belongs to a kind of relatively common laser processing technology, and rapid laser carving mainly utilizes laser pair
Vapography, photochemical effect and the flame erosion effect of workpiece realize processing effect.Laser engraving has noncontact, low noise, height
The features such as speed, it is very suitable for the Carving Machining of the nonmetallic materials such as acrylic, rubber, timber, and in advertisement, clothes, print
The industry such as brush and handicraft is obtained a wide range of applications.
Traditional three-dimensional laser engraving machine uses movable workbench, fixed-beam gantry structure mostly.The structure typically can only
For processing the less workpiece of breadth, and because to drive the larger workbench of weight, its locating speed and dynamic are rung
Should be poor.So, current three-dimensional laser engraving machine can not realize multiple bearing to the elongated workpiece beyond machine tool travel scope
Engraving, it is impossible to meet the high-quality large-scale workpiece of engraving.Meanwhile, existing three-dimensional laser engraving machine can only realize X-axis, Y-axis,
Z axis three-shaft linkage, whole machine makes machine movement dumb without the function such as rotation, flexible, and cutting workpiece is inconvenient, makes
Into inefficiency, engraving quality it is impossible to ensure that.
The content of the invention
It is an object of the invention to provide a kind of three-dimensional laser engraving machine, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：A kind of three-dimensional laser engraving machine, including support,
FPGA control devices, transmission mechanism and mechanical driving device, the top of the support are provided with guide rail, and the medial surface of the support is set
There are CCD camera devices, the CCD camera devices are electrically connected with by wire and FPGA control devices, and the transmission mechanism includes
Servomotor and sliding block, the servomotor are connected with sliding block, and driver, the driving are fixed with the right side of the support
Device is electrically connected with servomotor and FPGA control devices respectively by wire, and the sliding block is slidably connected with guide rail, the cunning
The bottom of block is provided with servo dc rotating machine by fixed seat, and the servo dc rotating machine and FPGA control devices are electrical
Connection, the output shaft of the servo dc rotating machine is rotatably connected to laser, the lower end of the laser by shaft coupling
It is fixedly connected with mechanical driving device, the lower end of the mechanical driving device is provided with laser engraving head, and the laser is connected with
Laser control apparatus, the laser control apparatus is arranged on the left outside side of support, and the laser control apparatus includes the micro- places of ARM
Manage device, information-storing device and image collecting device, the input of the ARM microprocessor respectively with information-storing device, power supply and
FPGA control devices are electrically connected with, and the output end of described image harvester and the input of ARM microprocessor are electrically connected with, institute
The output end signal for stating ARM microprocessor is connected to laser, and the laser signal is connected with fiber coupler, the optical fiber
Coupler is connected with plotter, and the plotter is connected with laser engraving head signal, and the plotter by drive circuit with
The output end of ARM microprocessor is electrically connected with, and the input of the ARM microprocessor is also electrically connected with image collecting device,
The output end of the ARM microprocessor is also electrically connected with control button.
It is preferred that, the mechanical driving device includes forethiga, rear arm and fuselage, and the laser engraving head passes through first
Rotary shaft is flexibly connected with forethiga, and the forethiga is flexibly connected by the second rotary shaft with rear arm, and the rear arm leads to
Cross the 3rd rotary shaft to be flexibly connected with fuselage, the fuselage is fixedly connected with laser.
It is preferred that, the mechanical driving device includes X-axis drive device and Y-axis hydraulic telescopic device, the X-axis driving dress
Put including X-axis drive block, X-axis servomotor and fixed seat, the fixed seat is fixedly connected by bearing with laser, described solid
The front of reservation is provided with X-axis guide rail, and the X-axis drive block is connected with X-axis guide rail, and the X-axis servomotor is arranged on X
The side of axle drive block, the Y-axis hydraulic telescopic device is provided with hydraulically extensible bar, and the laser engraving head is arranged on hydraulically extensible
The bottom of bar.
It is preferred that, the laser is infrared region CO2Laser, infrared region CO2The power output of laser is 0-40W.
It is preferred that, the output end of the ARM microprocessor is also electrically connected with printer.
It is preferred that, the inside of the fiber coupler is provided with condenser lens.
It is preferred that, the guide rail is set to groove type guide rail, and the guide rail is symmetrical arranged as two groups.
It is preferred that, two medial surfaces of the support are symmetrically arranged with two groups of reflective convex mirrors.
The technique effect and advantage of the present invention：The three-dimensional laser engraving machine, compared with traditional three-dimensional laser engraving machine, this
Row invention can move in the horizontal direction mechanical driving device by transmission mechanism, realize that X-axis is moved, revolved by servo direct current
Rotating motor can be such that mechanical driving device rotates in the horizontal direction, realize and rotate, and mechanical driving device itself can stretch and turn
Move and move up and down, meanwhile, CCD camera devices can gather the picture of laser engraving head engraving at any time, it is ensured that carve out height
The handicraft of quality；The present invention is simple in construction, and simple to operate, mathematical operation is complicated precisely, and it has, and rigidity is big, response is fast, essence
Spend that height, strong adaptability, technical value added be high and the flexibility outstanding advantages such as by force.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is mechanical driving device structural representation of the invention；
Fig. 3 is laser control apparatus module diagram of the invention；
Fig. 4 is another structural representation of mechanical driving device of the invention.
In figure：1 support, 2 guide rails, 3 CCD camera devices, 4 reflective convex mirrors, 5 FPGA control devices, 6 transmission mechanisms,
61 servomotors, 62 sliding blocks, 63 drivers, 7 servo dc rotating machines, 8 lasers, 9 mechanical driving devices, 91 forethigas,
Arm, 93 fuselages, 94 X-axis drive devices, 941X axles drive block, 942X axles servomotor, 943 fixed seats, 944X spindle guides after 92
Rail, 95 Y-axis hydraulic telescopic devices, 951 hydraulically extensible bars, 10 laser engraving heads, 11 laser control apparatus.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment one
The invention provides a kind of three-dimensional laser engraving machine as Figure 1-3, including support 1, FPGA control devices 5,
Transmission mechanism 6 and mechanical driving device 9, two medial surfaces of the support 1 are symmetrically arranged with two groups of reflective convex mirrors 4, the branch
The top of frame 1 is provided with guide rail 2, and the guide rail 2 is set to groove type guide rail, and the guide rail 2 is symmetrical arranged as two groups, the support
1 medial surface is provided with CCD camera devices 3, and the CCD camera devices 3 are electrically connected with by wire with FPGA control devices 5, institute
Stating transmission mechanism 6 includes servomotor 61 and sliding block 62, and the servomotor 61 is connected with sliding block 62, the support 1
Right side is fixed with driver 63, and the driver 63 is electrically connected with servomotor 61 and FPGA control devices 5 respectively by wire
Connect, the sliding block 62 is slidably connected with guide rail 2, the bottom of the sliding block 62 is provided with servo dc rotating machine 7 by fixed seat,
The servo dc rotating machine 7 and FPGA control devices 5 are electrically connected with, and the output shaft of the servo dc rotating machine 7 leads to
Cross shaft coupling and be rotatably connected to laser 8, the lower end of the laser 8 is fixedly connected with mechanical driving device 9, the machinery is passed
The lower end of dynamic device 9 is provided with laser engraving head 10, and the laser 8 is connected with laser control apparatus 11, the laser controlling dress
The 11 left outside sides for being arranged on support 1 are put, the laser control apparatus 11 includes ARM microprocessor, information-storing device and image
Harvester, the input of the ARM microprocessor is electrically connected with information-storing device, power supply and FPGA control devices 5 respectively,
The output end of described image harvester and the input of ARM microprocessor are electrically connected with, the output end of the ARM microprocessor
Signal is connected to laser 8 described in laser 8 for infrared region CO2Laser, infrared region CO2The power output of laser is 0-
40W, the signal of laser 8 is connected with fiber coupler, and the inside of the fiber coupler is provided with condenser lens, the optical fiber
Coupler is connected with plotter, and the plotter is connected with the signal of laser engraving head 10, and the plotter passes through drive circuit
It is electrically connected with the output end of ARM microprocessor, the input of the ARM microprocessor is also electrically connected with image collector
Put, the output end of the ARM microprocessor is also electrically connected with control button, and the output end of the ARM microprocessor is also electrical
Printer is connected with, the mechanical driving device 9 includes forethiga 91, rear arm 92 and fuselage 93, the laser engraving head 10
It is flexibly connected by the first rotary shaft with forethiga 91, the forethiga 91 is connected by the second rotary shaft with the rear activity of arm 92
Connect, the rear arm 92 is flexibly connected by the 3rd rotary shaft with fuselage 93, and the fuselage 93 is fixedly connected with laser 8.This
Invention replaces CO by using optical fiber laser2Laser, Fiber laser technology is the laser technology of high speed development in recent years, phase
Than conventional laser, with more preferable cut quality, lower system cost, longer service life and lower maintenance cost,
Lower power consumption.Laser 8 is the connection with laser control apparatus 11 in this embodiment, a big characteristic in this embodiment
It is to plan infrared power-transmitting fider to be used for light-conducting system, i.e., laser energy is coupled in energy-transmission optic fibre by coupler, via light
Fibre output laser energy completes the task of laser engraving, and this new technology solves the deflection of optical lens presence and stably asked
Topic, makes groove all keep uniform in any place, power invariability, figure is smooth, and is adapted to a wide range of processing, because laser is in light
Transmitted in fine, therefore the influence of environment can be avoided when being carved.Meanwhile, in the present embodiment, it is possible to be swashed by regulation
The size of the transmitting laser beam of light device 8, and then control the light beam of laser engraving, and the technique that printer can print engraving
Sample, information-storing device can store the information such as the CAD that needs are printed.One's own profession invention can make mechanical biography by transmission mechanism 6
Dynamic device 9 is moved in the horizontal direction, and is realized that X-axis is moved, by servo dc rotating machine 7 mechanical driving device 9 can be made to exist
Horizontal direction rotates, and realizes and rotates, and mechanical driving device 9 itself can stretch and rotate and move up and down, meanwhile, CCD takes the photograph
As device 3 can gather the picture of the engraving of laser engraving head 10 at any time, it is ensured that carve out high-quality handicraft；Structure of the present invention
Simply, simple to operate, mathematical operation is complicated precisely, and it has, and rigidity is big, response is fast, precision height, strong adaptability, technical value added
High and flexibility waits by force outstanding advantages.
Embodiment two
In addition to identical with embodiment one, another structural representation of the mechanical driving device of the present embodiment as described in Figure 4
Figure, the mechanical driving device 9 includes X-axis drive device 94 and Y-axis hydraulic telescopic device 95, and the X-axis drive device 94 is wrapped
X-axis drive block 941, X-axis servomotor 942 and fixed seat 943 are included, the fixed seat 943 is fixed by bearing and laser 8 to be connected
Connect, the front of the fixed seat 943 is provided with X-axis guide rail 944, and the X-axis drive block 941 is connected with X-axis guide rail 944,
The X-axis servomotor 942 is arranged on the side of X-axis drive block 941, and the Y-axis hydraulic telescopic device 95 is provided with hydraulically extensible
Bar 951, the laser engraving head 10 is arranged on the bottom of hydraulically extensible bar 951.In the present embodiment, X-axis servomotor is passed through
942 drive the minute movement in the horizontal direction of X-axis drive block 941, drive laser engraving head 10 to exist by Y-axis hydraulic telescopic device 95
Y-direction minute movement, can realize accurate movement, increase the precision of engraving, while X-axis servomotor 942 has response speed
It hurry up, the features such as registration, and easily manipulate.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., should be included in the present invention's
Within protection domain.
Claims (8)
1. a kind of three-dimensional laser engraving machine, including support（1）, FPGA control devices（5）, transmission mechanism（6）With machine driving dress
Put（9）, the support（1）Top be provided with guide rail（2）, it is characterised in that：The support（1）Medial surface provided with CCD image
Device（3）, the CCD camera devices（3）Pass through wire and FPGA control devices（5）It is electrically connected with, the transmission mechanism（6）Bag
Include servomotor（61）And sliding block（62）, the servomotor（61）With sliding block（62）Drive connection, the support（1）Right side
It is fixed with driver（63）, the driver（63）By wire respectively with servomotor（61）With FPGA control devices（5）Electricity
Property connection, the sliding block（62）With guide rail（2）It is slidably connected, the sliding block（62）Bottom by fixed seat be provided with servo direct current
Electric rotating machine（7）, the servo dc rotating machine（7）With FPGA control devices（5）It is electrically connected with, the servo DC rotation
Motor（7）Output shaft laser is rotatably connected to by shaft coupling（8）, the laser（8）Lower end and machine driving fill
Put（9）It is fixedly connected, the mechanical driving device（9）Lower end be provided with laser engraving head（10）, the laser（8）It is connected with
Laser control apparatus（11）, the laser control apparatus（11）It is arranged on support（1）Left outside side, the laser control apparatus
（11）Including ARM microprocessor, information-storing device and image collecting device, the input of the ARM microprocessor respectively with letter
Cease memory, power supply and FPGA control devices（5）It is electrically connected with, the output end and ARM microprocessor of described image harvester
Input be electrically connected with, the output end signal of the ARM microprocessor is connected to laser（8）, the laser（8）Signal
Fiber coupler is connected with, the fiber coupler is connected with plotter, the plotter and laser engraving head（10）Signal connects
Connect, and the plotter is electrically connected with by the output end of drive circuit and ARM microprocessor, the ARM microprocessor it is defeated
Enter end and be also electrically connected with image collecting device, the output end of the ARM microprocessor is also electrically connected with control button.
2. a kind of three-dimensional laser engraving machine according to claim 1, it is characterised in that：The mechanical driving device（9）Bag
Include forethiga（91）, rear arm（92）And fuselage（93）, the laser engraving head（10）Pass through the first rotary shaft and forethiga
（91）It is flexibly connected, the forethiga（91）Pass through the second rotary shaft and rear arm（92）It is flexibly connected, the rear arm（92）
Pass through the 3rd rotary shaft and fuselage（93）It is flexibly connected, the fuselage（93）With laser（8）It is fixedly connected.
3. a kind of three-dimensional laser engraving machine according to claim 1, it is characterised in that：The mechanical driving device（9）Bag
Include X-axis drive device（94）With Y-axis hydraulic telescopic device（95）, the X-axis drive device（94）Including X-axis drive block（941）、
X-axis servomotor（942）And fixed seat（943）, the fixed seat（943）Pass through bearing and laser（8）It is fixedly connected, it is described
Fixed seat（943）Front be provided with X-axis guide rail（944）, the X-axis drive block（941）With X-axis guide rail（944）Drive connection,
The X-axis servomotor（942）Installed in X-axis drive block（941）Side, the Y-axis hydraulic telescopic device（95）Provided with liquid
Press expansion link（951）, the laser engraving head（10）Installed in hydraulically extensible bar（951）Bottom.
4. a kind of three-dimensional laser engraving machine according to claim 1, it is characterised in that：The laser（8）For infrared region
CO2Laser, infrared region CO2The power output of laser is 0-40W.
5. a kind of three-dimensional laser engraving machine according to claim 1, it is characterised in that：The output of the ARM microprocessor
End is also electrically connected with printer.
6. a kind of three-dimensional laser engraving machine according to claim 1, it is characterised in that：The inside of the fiber coupler is set
There is condenser lens.
7. a kind of three-dimensional laser engraving machine according to claim 1, it is characterised in that：The guide rail（2）It is set to groove
Shape guide rail, the guide rail（2）It is symmetrical arranged as two groups.
8. a kind of three-dimensional laser engraving machine according to claim 1, it is characterised in that：The support（1）Two medial surfaces
It is symmetrically arranged with two groups of reflective convex mirrors（4）.
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| CN201510854446.5A CN105328345B (en) | 2015-11-30 | 2015-11-30 | A kind of three-dimensional laser engraving machine |
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| CN201510854446.5A CN105328345B (en) | 2015-11-30 | 2015-11-30 | A kind of three-dimensional laser engraving machine |
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| CN105328345A CN105328345A (en) | 2016-02-17 |
| CN105328345B true CN105328345B (en) | 2017-07-28 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181062B (en) * | 2016-07-29 | 2018-09-25 | 讯创(天津)电子有限公司 | A kind of intelligent manufacturing system of all -fiber three-dimensional laser engraving antenna |
| CN106964907A (en) * | 2017-04-25 | 2017-07-21 | 重庆邮电大学 | A kind of method and apparatus of laser cutting |
| CN108161237A (en) * | 2017-12-26 | 2018-06-15 | 潍坊科技学院 | A kind of engraving machine and its application method |
| CN108247210A (en) * | 2018-01-07 | 2018-07-06 | 深圳市永创数控设备有限公司 | A kind of 3 D stereo carving machine |
| CN108213699B (en) * | 2018-01-09 | 2019-12-13 | 苏州市相城区黄桥工业园经济发展有限公司 | small-size laser engraving machine |
| CN108672940A (en) * | 2018-04-09 | 2018-10-19 | 绍兴文理学院 | A kind of various dimensions laser marking device |
| CN108788483A (en) * | 2018-06-25 | 2018-11-13 | 安徽水都信息技术有限公司 | A kind of clothes engraving laser machine monitored in real time |
| CN113070620A (en) * | 2021-04-09 | 2021-07-06 | 南京南化建设有限公司 | Box type welding equipment and control method thereof |
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| US5460757A (en) * | 1993-12-29 | 1995-10-24 | Topstamp, Inc. | Method for manufacturing pre-inked stamps |
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