CN109014574A - Intelligent Laser welder - Google Patents
Intelligent Laser welder Download PDFInfo
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- CN109014574A CN109014574A CN201810974915.0A CN201810974915A CN109014574A CN 109014574 A CN109014574 A CN 109014574A CN 201810974915 A CN201810974915 A CN 201810974915A CN 109014574 A CN109014574 A CN 109014574A
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- vacuum chamber
- laser
- workbench
- push plate
- workpiece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The present patent application belongs to technical field of laser welding, specifically disclose a kind of Intelligent Laser welder, including laser head, vacuum chamber, countertop unit and laser transmission units, the vacuum chamber upper end offers beam orifice, the laser transmission units are mounted at the beam orifice of vacuum chamber, the countertop unit is located in vacuum chamber, the laser beam that the laser head issues is projected by laser transmission units welds workpiece in countertop unit, the vacuum chamber side is equipped with feed inlet, the vacuum chamber other side is equipped with discharge port, it is slidingly sealed at the feed inlet equipped with feeding gate, the discharge port goes out to be slidingly sealed equipped with discharge door.Compared with prior art, the present apparatus greatly reduces plasma plume smoke deposit in laser diaphotoscope on piece, to improve the quality of workpiece laser welding, while vacuum environment has been effectively ensured, and simplifies operation welding operating procedure.
Description
Technical field
The invention belongs to technical field of laser welding, specifically disclose a kind of Intelligent Laser welder.
Background technique
Laser welding makes its impact on weldment connector, using laser beam as the energy to reach welding purpose.It is industrial in recent years
Laser is developed rapidly, and the optical fiber laser and disc laser that power is big, beam quality is high continue to bring out.Laser Welding
It connects the application in terms of slab deep penetration welding to be concerned, laser welding is in thick plates using more and more.The study found that swashing
The fusion penetration of photocoagulation is not the increase with laser power and linearly increasing；When laser power increase to a certain extent, due to
The fusion penetration of the screen effect Laser Deep Penetration Welding of plasma plume cigarette is not further added by, and welding process is also possible to terminate.And another
Studies have shown that vacuum laser welding can dramatically increase fusion penetration, have and penetration capacity similar in electron beam welding；And vacuum
Laser welding does not need ray protection, wider relative to electron beam welding to the applicability of material.
The laser that vacuum laser welder generally utilizes industrial lasers plumb joint to issue is incident on through laser transmission eyeglass
Implement laser beam welding in vacuum chamber.However in actual production, the plasma plume cigarette that laser welding generates can be deposited on
On the one hand laser diaphotoscope on piece seriously affects the transmission of laser, reduce welding quality；Another aspect laser transmits eyeglass cost
Height should not be replaced frequently.Meanwhile vacuum laser welder is put the workpiece in vacuum chamber before welding, and is taken out after welding
Vacuum operating chamber is all troublesome, is unfavorable for realizing rapid welding；And vacuum chamber is placed and taken out due to workpiece, it will cause vacuum
The vacuum environment of room is changed, and is mixed into other air, it cannot be guaranteed that preferably laser welding effect.
Summary of the invention
The purpose of the present invention is providing a kind of Intelligent Laser welder, to solve the plasma that vacuum laser welding generates
Body feathers cigarette can be deposited on laser diaphotoscope on piece, cause the problem that welding quality is bad.
In order to achieve the above object, base case of the invention are as follows: Intelligent Laser welder, including laser head, vacuum
Room, countertop unit and laser transmission units, the vacuum chamber upper end offer beam orifice, and the laser transmission units are mounted on
At the beam orifice of vacuum chamber, the countertop unit is located in vacuum chamber, and the laser beam that the laser head issues is saturating by laser
It penetrates unit and projects and workpiece is welded in countertop unit, the vacuum chamber side is equipped with feed inlet, the vacuum chamber other side
It equipped with discharge port, is slidingly sealed at the feed inlet equipped with feeding gate, the discharge port goes out to be slidingly sealed equipped with discharge door；
One end of the vacuum chamber is equipped with the feed space being connected to feed inlet, and the other end of the vacuum chamber is equipped with and discharging
The discharge chamber of mouth connection, the feed space can be extended and be compressed towards feed inlet direction；The feed space is communicated with the first aspiration pump
And storage cylinder, the first workbench is equipped in feed space at feed inlet, feed space is equipped with first gear far from one end of vacuum chamber
Door；It is equipped with the second workbench close to discharge outlet in discharge chamber, discharge chamber is equipped with second gear door far from one end of vacuum chamber；
The vacuum chamber has the second aspiration pump, and the countertop unit includes the platen that width is less than workpiece, and
It is hinged on the first push plate and the second push plate of platen two sides, the first push plate lower end edge platen direction is equipped with first sliding groove, feeding gate
Upper end is slidably connected in sliding slot, and feeding gate sliding opening feed inlet can drive the first push plate that can extend out to the first work through feed inlet
Make on platform；Second push plate lower end edge platen direction is equipped with second sliding slot, and discharge door upper end is slidably connected in second sliding slot, discharges
Door sliding opening discharge port can drive the second push plate that can be extend out on the second workbench through discharge port；First workbench is higher than platform
Plate, the second workbench are lower than platen；
The outer side of the vacuum chamber is fixed with the first electromagnet, and the outer other side of vacuum chamber is fixed with the second electromagnet, and first
Different grade is opposite when electromagnet and the second electromagnet are powered；The laser transmission units include laser transmission eyeglass and are fixed on true
Empty room is located at the case cylinder at beam orifice, and laser transmission eyeglass is embedded in case cylinder, and the circle of lower end one of case cylinder is embedded with cold water pipe, cold
Water pipe is communicated with circulating chilled water unit.
The working principle of this base case is: the present apparatus is closed before use, protective gas can be first added into storage cylinder
Inlet port and outlet port are closed, vacuum chamber is evacuated to vacuum state using the second aspiration pump.The present apparatus is in use, open first gear
Door, workpiece to be welded is placed on the first workbench, closes first gear door, and feed space is evacuated by the first aspiration pump of starting
State, then opening storage cylinder keeps feed space interior full of protective gas, protects to workpiece.Then slide downward feeding gate make into
Material mouth is opened, and during feeding gate slide downward, the first push plate, which will move with, to be moved down, since one end of the first push plate is hinged on
Position must not change on platen, so that the upper end of feeding gate is slided in first sliding groove, and then the first push plate be made to stretch out feed inlet
Onto the first workbench.To feed inlet direction compressed discharging room, the workpiece on the first workbench will be pushed to the first push plate
On, since the first workbench is higher than platen, workpiece will be slid through the first push plate to platen under the gravity of workpiece, into
Expect that the protective gas of room will also enter in vacuum chamber, upward sliding feeding gate closes feed inlet after workpiece enters vacuum chamber,
Sliding drives one end of the first push plate to move up to feeding gate in first sliding groove simultaneously, so that workpiece is pushed on platen completely.
The second aspiration pump can be started at this time to being evacuated in vacuum chamber, so that vacuum chamber is become vacuum state, then give first
Electromagnet and the second electromagnet are powered, and different grade is opposite when the first electromagnet and the second electromagnet are powered, then can be in vacuum chamber
Generate magnetic field；Then it is projected on the workpiece in countertop unit using the laser of laser head by laser diaphotoscope, completion pair
Workpiece is welded.
In workpiece welding process, generated plasma plume cigarette will be under the influence of a magnetic field to two sidesway of vacuum chamber
It is dynamic, to be adsorbed on the side wall of vacuum chamber；To avoid plasma plume cigarette from depositing in laser diaphotoscope on piece, effective protection
Laser diaphotoscope piece long-term stable work.The present apparatus after a period of use, can clear up vacuum chamber side wall, further
Ion body feathers cigarette is avoided to deposit in laser diaphotoscope on piece.
While welding using the present apparatus to workpiece, circulating chilled water unit can be started, be persistently passed through to circulation in cold water pipe
Cold water is realized so that it is cooled to make case cylinder lower end, and then keeps laser transmission eyeglass cooled nearby and reduces what laser welding generated
Plasma plume cigarette is adsorbed in laser diaphotoscope on piece, influences the quality of workpiece welding.
Slide downward discharge door after workpiece welding is completed, the upper end of discharge door will be slided in second sliding slot, drive
Second push plate is moved down far from one end of platen and is stretched out on discharge port to the second workbench；At this time open second gear door, air into
Enter discharge chamber and vacuum chamber, since the second workbench is lower than platen, workpiece slides along the second push plate to second under the effect of gravity
On workbench, the workpiece for completing laser welding can be taken out from the second workbench.
It repeats the above steps, it can be achieved that continuously being processed to workpiece.Since platen width is less than the width of the workpiece, first is pushed away
Plate is obliquely installed in the effect of feeding gate, and the second push plate tilts under the action of discharge door, and the first push plate and the second push plate are opposite
Setting, so as to which workpiece is guided the position to platen, convenient for the quick positioning and processing to workpiece.
The beneficial effect of this base case is:
1, the present apparatus can the vacuum environment to vacuum chamber controlled and adjusted as needed, and as needed workpiece weld
Rapid welding to keep the welding effect of workpiece good, and is first easy to implement using protective gas package protection before connecing.
2, the present apparatus by cooling effect to laser transmit eyeglass below cool down, reduce laser transmission eyeglass below because
The higher more plasma plume cigarette of generation of laser temperature subtracts so that reducing plasma plume cigarette is adsorbed in laser diaphotoscope on piece
Few transmission effect for transmiting eyeglass because of laser is bad, influences the effect of laser welding.
3, the present apparatus carries out scattered adsorption to the plasma plume cigarette of generation, to avoid Laser Welding by magnetic fields
The plasma plume cigarette for practicing midwifery raw is attached to laser diaphotoscope on piece, reduces the quality of laser welding.
4, it in present apparatus use process, by opening the inlet port and outlet port of vacuum chamber, is beaten in feeding gate and discharge door
The transmitting to workpiece can be realized under the action of opening, and then keep the operation of laser welding workpiece simplified and intelligent, at the same also into
One step ensure that the effect of workpiece laser welding.
Compared with prior art, the present apparatus greatly reduces plasma plume smoke deposit in laser diaphotoscope on piece, thus
The quality of workpiece laser welding is improved, while vacuum environment has been effectively ensured, simplifies operation welding operating procedure.
Further, case cylinder upper end is equipped with the fan to pumping above laser diaphotoscope piece, the circulating chilled water unit
Including cold water storage cistern, water pump and boiler, cold water storage cistern upper end opening, cold water storage cistern is located at side of the fan far from transmission eyeglass, cold water
Pipe one end is connected to cold water storage cistern, and the cold water pipe other end is connected to boiler.
Cold water storage cistern is pumped into cold water pipe by circulating chilled water unit in use, opening air pump, to make cold water pipe under cabinet
End carries out cooling effect, and cold water will enter in boiler after cooling to case cylinder to be recovered；During this, fan can be opened,
Fan will be pumped to the air cooled down above cold water storage cistern by cold water storage cistern on laser transmission eyeglass and put, and further transmit to laser
Eyeglass is cooled down, and is further ensured that the effect of workpiece laser welding, while still the top of laser transmission eyeglass forms air-flow,
It avoids dust accumulation from transmiting upper lens surface in laser, influences the effect of workpiece laser welding processing.
Further, the feed space is equipped with baffle far from the side of vacuum chamber, and the vacuum chamber is equipped with piston rod and gear
The fixed cylinder of plate.
Cylinder control can be used along the elongation and compression of feed inlet in feed space, when control cylinder shortens piston rod, piston
Bar will will pull baffle, and when control cylinder extends piston rod, piston rod will be released baffle along feed inlet, to realize just
In the elongation and compression of control feed space.
Further, the first gear door is equipped with the push rod towards the first workbench.
First push rod can push the workpiece of the first workbench upper end, when feed space compresses to make workpiece more
Convenient for entering in vacuum chamber along the first push plate.
Further, the vacuum chamber upper end, which is located at case cylinder outer, is placed with magnet ring, is equipped in the vacuum chamber and magnet ring
The protection cylinder of absorption is equipped with the transparent protective glasses for passing through laser at protection cylinder center.
The laser beam that laser head issues transmits eyeglass by laser, projects workbench through transparent protective glasses in protection cylinder
Workpiece is welded on unit, the plasma that when protection cylinder and transparent protection glass completely isolated laser welding workpiece generates
Body feathers cigarette further ensures the effect of workpiece laser welding and the service life of laser transmission eyeglass.The present apparatus was using
Cheng Zhong can be by mobile magnet ring, so that mobile protection cylinder position, prevents laser with transparent if needing the position of mobile laser
Goggle alignment, and then guarantee that the laser of laser head smoothly reaches on the workpiece of countertop unit.
Further, the first gear door is hinged on baffle, and second gear door is hinged on discharge chamber, the outer of first gear door
Equipped with the first sealing ring for sealing feed space, the outer of second gear door is equipped with the second sealing ring for sealing feed space.
The setting of first gear door and second gear door can be convenient for workpiece progress laser welding operation, the first sealing ring and second
Sealing ring pumps it to vacuum environment when being then to guarantee work pieces process.
Further, first workbench is equipped with the first card slot, and the first push plate is equipped with and takes with card slot cooperates first
Button, the first card slot and the mutually matched end face of the first hasp are equipped with the first magnetic structure；Second workbench is equipped with second
Card slot, the second push plate are equipped with the second hasp cooperated with card slot, and the second card slot and the mutually matched end face of the second hasp are equipped with
Second magnetic structure.
When first push plate is stretched out on feed inlet to the first workbench under the action of feeding gate, in the work of the first magnetic structure
Under, the first hasp and the first card slot will automatic buckling, to be more convenient in workpiece push-in vacuum chamber；Second push plate is discharging
When stretching out on discharge port to the second workbench under the action of door, under the action of the second magnetic structure, the second hasp and the second card
Slot will automatic buckling, thus be more convenient for workpiece release vacuum chamber in.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Intelligent Laser welder embodiment of the present invention；
Fig. 2 is that (the first aspiration pump, the second aspiration pump, storage cylinder, circulating chilled water unit do not show for the longitudinal sectional view of Fig. 1
Out).
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: laser head 10, vacuum chamber 20, feed inlet 21, feeding gate 22, discharge port
23, discharge door 24, the second aspiration pump 25, the first electromagnet 26, platen 30, the first push plate 31, the first hasp 311, first sliding groove
32, the second push plate 33, the second hasp 331, second sliding slot 34, beam orifice 40, case cylinder 41, laser transmit eyeglass 42, magnet ring 43, prevent
Casing 44, transparent protection glass 45, cold water pipe 50, fan 51, cold water storage cistern 52, boiler 53, feed space 60, the first workbench
61, the first card slot 611, first gear door 62, the first aspiration pump 63, storage cylinder 64, baffle 65, cylinder 66, push rod 67, discharge chamber
70, second gear door 71, the second workbench 72, the second card slot 721.
As shown in Figure 1 and Figure 2, Intelligent Laser welder, including laser head 10, vacuum chamber 20, countertop unit and laser
Transmission units, 20 upper end of vacuum chamber are opened provided with beam orifice 40, and laser transmission units are mounted at the beam orifice 40 of vacuum chamber 20,
Countertop unit is located in vacuum chamber 20, and the laser beam that laser head 10 issues projects countertop unit by laser transmission units
On workpiece is welded.Laser head 10 is industrial lasers plumb joint, and connection industrial laser uses, and laser head 10 uses bracket
It is fixed on 20 top of vacuum chamber and 40 aligned in position of beam orifice, and can be moved in beam orifice 40, industrial laser can be YAG
Laser, YC02 laser, disc laser etc..
It is provided with feed inlet 21 on the left of vacuum chamber 20, discharge port 23 is provided on the right side of vacuum chamber 20, is slided at feed inlet 21
Sealed set feeding gate 22, discharge port 23 go out to be slidingly sealed provided with discharge door 24.It is located in vacuum chamber 20 in the present embodiment
Feeding gate 22 is arranged in vertical sliding at feed inlet 21, and the inner wall that 22 lower end of feeding gate passes through 20 lower part of vacuum chamber stretches out vacuum chamber 20
Outside, convenient for the sliding of the control feeding gate 22 outside vacuum chamber 20；Vacuum chamber 20 is located at vertical sliding setting discharging at discharge port 23
Door 24, the inner wall that the lower end of discharge door 24 passes through 20 lower part of vacuum chamber stretches out outside vacuum chamber 20, convenient for controlling outside vacuum chamber 20
The sliding of discharge door 24；Feeding gate 22 is provided with close to the side of feed inlet 21, discharge door 24 close to the side of discharge port 23
Rubber gasket, when feeding gate 22 blocks feed inlet 21, feed inlet 21 is sealed under the action of rubber gasket, when out
When bin gate 24 blocks discharge port 23, discharge port 23 is sealed under the action of rubber gasket.
The left end of vacuum chamber 20 is provided with the feed space 60 being connected to feed inlet 21, and the right end of vacuum chamber 20 is provided with and goes out
The discharge chamber 70 that material mouth 23 is connected to, feed space 60 can be extended and be compressed towards 21 direction of feed inlet；Feed space 60 wraps in the present embodiment
Include the non-telescoping part being fixedly connected with the vacuum chamber 20 at feed inlet 21 and the telescoping section connecting with non-telescoping part
Point, the feed space 60 of telescopable portion is made of the structure for being similar to bellows, by the folding and stretching of ripple realize into
Expect the flexible of room 60.Baffle 65 is secured on the left of feed space 60, and cylinder 66, the piston rod court of cylinder 66 are secured on vacuum chamber 20
It is to baffle 65 and fixed with baffle 65, by the flexible of control 66 piston rod of cylinder, it can control the flexible of feed space 60.Feed space
60 are communicated with the first aspiration pump 63 and storage cylinder 64, and right side is provided with the first workbench at feed inlet 21 in feed space 60
61, the first gear door 62 closed and open feed space 60 is provided on baffle 65, first gear door 62 is equipped with towards first and works
The push rod 67 of platform 61.Left side is provided with the second workbench 72, the setting of 70 right end of discharge chamber at discharge port 23 in discharge chamber 70
Close and open discharge chamber 70 second gear door 71.In the present embodiment, the lower end of first gear door 62 is hinged on baffle 65, and second
The lower end of gear door 71 is hinged on 70 right side of discharge chamber, and the outer of first gear door 62 is equipped with the first sealing for sealing feed space 60
Circle, the outer of second gear door 71 be equipped with the second sealing ring for sealing feed space 60, the first sealing ring and the second sealing ring by
Rubber material is made.
Vacuum chamber 20 is communicated with the second aspiration pump 25, and countertop unit includes the platen 30 that width is less than workpiece, and hinge
The first push plate 31 and the second push plate 33 in 30 two sides of platen are connect, it is sliding that 31 lower end edge platen of the first push plate, 30 direction is provided with first
Slot 32,22 upper end of feeding gate are slidably connected in first sliding groove 32, and 22 slide downward of feeding gate opens feed inlet 21, feeding gate 22
Upper end will be slided in first sliding groove 32, can drive the first push plate 31 that can extend out to the first workbench 61 through feed inlet 21
On.Second push plate, 33 lower end edge platen, 30 direction is provided with second sliding slot 34, and 24 upper end of discharge door is slidably connected at second sliding slot
In 34,24 slide downward of discharge door opens discharge port 23, and the upper end of discharge door 24 will be slided in second sliding slot 34, can drive
Second push plate 33 can be extend out on the second workbench 72 through discharge port 23；First workbench 61 is higher than platen 30, the second workbench
72 are lower than platen 30.First workbench 61 is equipped with the first card slot 611, and the first push plate 31 is equipped with and takes with card slot cooperates first
Button 311, the first card slot 611 and the mutually matched end face of the first hasp 311 are equipped with the first magnetic structure；It is set on second workbench 72
There is the second card slot 721, the second push plate 33 is equipped with the second hasp 331 cooperated with card slot, the second card slot 721 and the second hasp
331 mutually matched end faces are equipped with the second magnetic structure；First magnetic structure and the second magnetic structure are to be embedded to tie in correlation
The magnetic powder of structure.
The outer front side of vacuum chamber 20 is fixed with the first electromagnet 26, and 20 outside back of vacuum chamber is fixed with the second electromagnet (in figure
To show), different grade is opposite when the first electromagnet 26 and the second electromagnet are powered when being powered, and is provided with simultaneously outside vacuum chamber 20
Control the switch that the first electromagnet 26 and the second electromagnet are powered.
Laser transmission units include laser transmission eyeglass 42 and are fixed on the case cylinder 41 that vacuum chamber 20 is located at beam orifice 40,
Laser transmission eyeglass 42 is embedded in case cylinder 41, the lower end one of case cylinder 41 enclose it is embedding be provided with cold water pipe 50, cold water pipe 50 is communicated with
Circulating chilled water unit.In the present embodiment, circulating chilled water unit includes cold water storage cistern 52, water pump (in figure for show) and boiler 53,
50 one end of cold water pipe is connected to cold water storage cistern 52, and 50 other end of cold water pipe is connected to boiler 53.It is saturating in order to reduce laser from outside
The temperature of eyeglass 42 is penetrated, 41 upper end of case cylinder is equipped with to laser and transmits the fan 51 being evacuated above eyeglass 42, and cold water storage cistern 52 is located at wind
Side of the fan 51 far from transmission eyeglass.20 upper end of vacuum chamber, which is located at 41 outer of case cylinder, is placed with magnet ring 43, is arranged on magnet ring 43
The handle of magnet ring 43 easy to remove is equipped with the protection cylinder 44 adsorbed with magnet ring 43 in vacuum chamber 20, and protection cylinder is set at 44 center
There is the transparent protective glasses for passing through laser.
Before present apparatus laser welding workpiece, protective gas is added into storage cylinder 64, closes feed inlet 21 and discharging
Mouth 23, is evacuated to vacuum state for vacuum chamber 20 using the second aspiration pump 25, and cold water is added in cold water storage cistern 52.Laser welding work
When part, first gear door 62 is opened, workpiece to be welded is fixed and is placed on the first workbench 61, closes first gear door 62,
Start the first aspiration pump 63 for 60 vacuum state of feed space, then open storage cylinder 64 to make in feed space 60 full of protection gas
Body protects workpiece.Then slide downward feeding gate 22 opens feed inlet 21, and 22 slide downward of feeding gate makes first to push away
Plate 31 stretches out on the 21 to the first workbench of feed inlet 61, and the first hasp 311 is pull-in on first under the action of the first magnetic structure
On card slot 611；Control cylinder 66 compresses feed space 60 at this time, and push rod 67 slides into the workpiece that will push on the first workbench 61
In first push plate 31, since the first workbench 61 is higher than platen 30, workpiece will be through the first push plate under the gravity of workpiece
31 slide to platen 30, and the protective gas of feed space 60 will also enter in vacuum chamber 20, after workpiece enters vacuum chamber 20
Upward sliding feeding gate 22 closes feed inlet 21, and sliding drives the one of the first push plate 31 to feeding gate 22 in first sliding groove 32 simultaneously
End moves up, so that workpiece is pushed into completely on platen 30.
The second aspiration pump 25 can be started to being evacuated in vacuum chamber 20, so that vacuum chamber 20 is become vacuum state, then to the
One electromagnet 26 and the second electromagnet are powered, and different grade is opposite when the first electromagnet 26 and the second electromagnet are powered, then can be true
Magnetic field is formed in empty room 20.The mobile magnet ring 43 of handle is held, laser is made to transmit eyeglass 42 and transparent protection glass 45 by laser
With the position alignment of welding needed for workpiece, countertop unit is then projected by laser diaphotoscope using the laser of laser head 10
On workpiece on, completion workpiece is welded.
In workpiece welding process, generated plasma plume cigarette will be under the influence of a magnetic field to 20 two sides of vacuum chamber
It is mobile, to be adsorbed on the side wall of vacuum chamber 20；Protection cylinder 44 and the completely isolated laser welding work of transparent protection glass 45
The plasma plume cigarette generated when part, so that plasma plume cigarette be avoided to deposit on laser transmission eyeglass 42, effective protection swashs
42 long-term stable work of light transmission eyeglass.The present apparatus after a period of use, can clear up 20 side wall of vacuum chamber.
While welding using the present apparatus to workpiece, circulating chilled water unit and fan 51 can be started, water pump will persistently be given
It is passed through cold water in cold water pipe 50, so that it is cooled to make 41 lower end of case cylinder, and then keeps laser transmission eyeglass 42 cooled nearby, is realized
It reduces the plasma plume cigarette that laser welding generates to be adsorbed on laser transmission eyeglass 42, influences the quality of workpiece welding.Fan
51, which will be pumped to laser transmission eyeglass 42 by the air that cold water storage cistern 52 cools down 52 top of cold water storage cistern, puts, further to laser
Transmission eyeglass 42 is cooled down, and is further ensured that the effect of workpiece laser welding, while the still top of laser transmission eyeglass 42
Air-flow is formed, avoids dust accumulation from transmiting 42 upper surface of eyeglass in laser, influences the effect of workpiece laser welding processing.
Workpiece welding complete after slide downward discharge door 24, discharge door 24 drive the second push plate 33 far from platen 30 one
End moves down and stretches out on 23 to the second workbench 72 of discharge port, and the second hasp 331 is pull-in under the action of the second magnetic structure
On second card slot 721；Second gear door 71 is opened at this time, and air enters discharge chamber 70 and vacuum chamber 20, due to the second workbench 72
Lower than platen 30, workpiece slides along the second push plate 33 to the second workbench 72 under the effect of gravity, can be from the second workbench 72
It is upper to take out the workpiece for completing laser welding.
It repeats the above steps, it can be achieved that continuously carrying out laser welding processing to workpiece.In the present embodiment, water pump, cylinder,
The control of one electromagnet, the second electromagnet, fan, the first aspiration pump, the second aspiration pump etc. can write required program and realize certainly
Dynamic control, to keep using for the present apparatus intelligent.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.
Claims (7)
1. Intelligent Laser welder, including laser head, vacuum chamber, countertop unit and laser transmission units, the vacuum chamber
Upper end offers beam orifice, and the laser transmission units are mounted at the beam orifice of vacuum chamber, and the countertop unit is located at true
In empty room, the laser beam that the laser head issues is projected by laser transmission units welds workpiece in countertop unit
It connects, which is characterized in that the vacuum chamber side is equipped with feed inlet, and the vacuum chamber other side is equipped with discharge port, slides at the feed inlet
Dynamic sealing is equipped with feeding gate, and the discharge port goes out to be slidingly sealed equipped with discharge door；
One end of the vacuum chamber is equipped with the feed space being connected to feed inlet, and the other end of the vacuum chamber is equipped with to be connected with discharge port
Logical discharge chamber, the feed space can be extended and be compressed towards feed inlet direction；The feed space is communicated with the first aspiration pump and storage
Gas cylinder, the first workbench is equipped in feed space at feed inlet, and feed space is equipped with first gear door far from one end of vacuum chamber；Out
Material is indoor to be equipped with the second workbench close to discharge outlet, and discharge chamber is equipped with second gear door far from one end of vacuum chamber；
The vacuum chamber has the second aspiration pump, and the countertop unit includes the platen that width is less than workpiece, and hinged
The first push plate and the second push plate in platen two sides, the first push plate lower end edge platen direction are equipped with first sliding groove, feeding gate upper end
It is slidably connected in sliding slot, feeding gate sliding opening feed inlet can drive the first push plate that can extend out to the first workbench through feed inlet
On；Second push plate lower end edge platen direction is equipped with second sliding slot, and discharge door upper end is slidably connected in second sliding slot, and discharge door is sliding
Dynamic discharge port of opening can drive the second push plate that can be extend out on the second workbench through discharge port；First workbench is higher than platen, the
Two workbench are lower than platen；
The outer side of the vacuum chamber is fixed with the first electromagnet, and the outer other side of vacuum chamber is fixed with the second electromagnet, the first electromagnetism
Different grade is opposite when iron and the second electromagnet are powered；The laser transmission units include laser transmission eyeglass and are fixed on vacuum chamber
Case cylinder at beam orifice, laser transmission eyeglass are embedded in case cylinder, and the circle of lower end one of case cylinder is embedded with cold water pipe, cold water pipe
It is communicated with circulating chilled water unit.
2. Intelligent Laser welder as described in claim 1, which is characterized in that case cylinder upper end is equipped with to laser and transmits
The fan being evacuated above eyeglass, the circulating chilled water unit includes cold water storage cistern, water pump and boiler, and cold water storage cistern upper end opening is cold
Water tank is located at side of the fan far from transmission eyeglass, and cold water pipe one end is connected to cold water storage cistern, and the cold water pipe other end is connected to hot water
Case.
3. Intelligent Laser welder as described in claim 1, which is characterized in that side of the feed space far from vacuum chamber
Equipped with baffle, the vacuum chamber is equipped with the cylinder that piston rod and baffle are fixed.
4. Intelligent Laser welder as described in claim 1, which is characterized in that the first gear door is equipped with towards first
The push rod of workbench.
5. Intelligent Laser welder according to any one of claims 1-4, which is characterized in that the vacuum chamber upper end is located at
It is placed with magnet ring at case cylinder outer, the protection cylinder adsorbed with magnet ring is equipped in the vacuum chamber, is equipped with and is used at protection cylinder center
Make the transparent protective glasses that laser passes through.
6. Intelligent Laser welder as claimed in claim 5, which is characterized in that the first gear door is hinged on baffle,
Second gear door is hinged on discharge chamber, and the outer of first gear door is equipped with the first sealing ring for sealing feed space, second gear door
Outer is equipped with the second sealing ring for sealing feed space.
7. Intelligent Laser welder as claimed in claim 6, which is characterized in that first workbench is equipped with the first card
Slot, the first push plate are equipped with the first hasp for cooperate with card slot, the first card slot and the mutually matched end face of the first hasp equipped with the
One magnetic structure；Second workbench is equipped with the second card slot, and the second push plate is equipped with the second hasp cooperated with card slot, the
Two draw-in groove and the mutually matched end face of the second hasp are equipped with the second magnetic structure.
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| CN201810974915.0A CN109014574B (en) | 2018-08-24 | 2018-08-24 | Intelligent laser welding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810974915.0A CN109014574B (en) | 2018-08-24 | 2018-08-24 | Intelligent laser welding device |
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| CN109014574A true CN109014574A (en) | 2018-12-18 |
| CN109014574B CN109014574B (en) | 2020-03-24 |
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| CN201810974915.0A Active CN109014574B (en) | 2018-08-24 | 2018-08-24 | Intelligent laser welding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293313A (en) * | 2019-07-31 | 2019-10-01 | 中国工程物理研究院机械制造工艺研究所 | A kind of laser welding local vacuum sealing tooling and laser soldering device |
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| CN1833807A (en) * | 2006-01-13 | 2006-09-20 | 熊成锐 | Plasma controlled by alternating magnetic field and dispersed in laser welding |
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|---|---|
| CN109014574B (en) | 2020-03-24 |
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Application publication date: 20181218 Assignee: INSTITUTE OF LASER AND OPTOELECTRONICS INTELLIGENT MANUFACTURING, WENZHOU University Assignor: Wenzhou University Contract record no.: X2020330000103 Denomination of invention: Intelligent laser welding device Granted publication date: 20200324 License type: Common License Record date: 20201125 |
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Application publication date: 20181218 Assignee: Wenzhou tianqin Laser Technology Co.,Ltd. Assignor: Wenzhou University Contract record no.: X2021330000837 Denomination of invention: Intelligent laser welding device Granted publication date: 20200324 License type: Common License Record date: 20211225 |