CN103341690A - Numerical-control adjustable hard alloy double-light-beam welding device and welding method thereof - Google Patents
Numerical-control adjustable hard alloy double-light-beam welding device and welding method thereof Download PDFInfo
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- CN103341690A CN103341690A CN2013102766415A CN201310276641A CN103341690A CN 103341690 A CN103341690 A CN 103341690A CN 2013102766415 A CN2013102766415 A CN 2013102766415A CN 201310276641 A CN201310276641 A CN 201310276641A CN 103341690 A CN103341690 A CN 103341690A
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Abstract
The invention relates to a welding device, in particular to a numerical-control adjustable hard alloy double-light-beam welding device and welding method of the numerical-control adjustable hard alloy double-light-beam welding device. A laser head is arranged in a connector, a preheating tempering laser head mechanism fixed with the connector is arranged on one side of the connector, a balancing weight is arranged on the other side of the connector, the upper portion of the laser head is adjusted and rotated through a rotating mechanism, the laser head is cooled through a cooling system, and the laser head is blown through a blowing mechanism. The method comprises the following steps of carrying out preparation before welding, rotating the preheating tempering laser head mechanism and carrying out welding along tracks. The numerical-control adjustable hard alloy double-light-beam welding device and welding method of the numerical-control adjustable hard alloy double-light-beam welding device is compact in structure, greatly reduces machining time, sharply reduces machining cost, greatly improves productivity, and is high in automation degree, machining precision and working efficiency.
Description
Technical field
The present invention relates to a kind of welder, relate in particular to a kind of numerical control adjustable carbide alloy dual-beam welder and welding method thereof.
Background technology
When adopting the welding of high power laser light beam at present, high because of its energy density, welded piece stands the thermal cycle effect of Fast Heating and cooling, makes that weld seam and zone, heat affected area are extremely narrow, and its hardness is higher than mother metal far away.Therefore, the plasticity of this welded seam area is lower, is easy to generate the embrittlement phenomenon.In order to reduce the hardness of welding region, corresponding technological measure such as preheating and postwelding tempering before generally need taking to weld causes that processing technology is many, long processing time, processing cost height.
Summary of the invention
The present invention solves the deficiencies in the prior art, a kind of compact conformation is provided, the device of the preceding preheating of welding and welding back tempering can be provided when laser weld, shorten process time greatly, cut down finished cost significantly, boost productivity greatly, this device adopts digital control system, automatically the processing action of control entire equipment, machining accuracy height, the numerical control of high efficiency adjustable carbide alloy dual-beam welder and welding method thereof.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
The adjustable carbide alloy dual-beam of a kind of numerical control welder, comprise connector, be provided with laser head in the described connector, upper end in the described laser head is provided with first lens, middle-end in the described laser head is provided with second lens, lower end in the described laser head is provided with the 3rd lens, one side of described connector is provided with the preheating tempering laser head mechanism that fixes with it, the opposite side of described connector is provided with balancing weight, rotation is regulated mutually by rotating mechanism in the top of described laser head, described laser head cools mutually by cooling system, and described laser head is blown mutually by inflatable body
Described preheating tempering laser head mechanism comprises the vertical numerical control chain-wales of one dimension, the horizontal numerical control chain-wales of one dimension, numerical control rotation chain-wales and preheating tempering laser head, the vertical numerical control chain-wales of the lateral wall of described connector and one dimension is fixedly connected, be provided with the numerical control rotation chain-wales of phase longitudinal sliding motion with it in the vertical numerical control chain-wales of described one dimension, described numerical control rotation chain-wales laterally slides with it mutually by the horizontal numerical control chain-wales of one dimension, described numerical control rotation chain-wales is provided with the preheating tempering laser head that rotates with it and connect, and the afterbody of described preheating tempering laser head is connected with preheating optical fiber;
Described rotating mechanism comprises main connecting plate, the lateral wall of described main connecting plate is provided with the numerical control slowspeed machine that fixes with it, the bottom of described numerical control slowspeed machine is provided with the driving gear that rotates with it, the afterbody of described laser head is located in the main connecting plate, the upper end of described laser head is provided with the driven gear of the transmission that is meshed with driving gear, control mutually by accurate thrust ball bearing and accurate deep groove ball bearing between described laser head and main connecting plate, the afterbody of described laser head is connected with welding optical fiber;
Described cooling system comprises that cooling fluid inlet pipe and cooling fluid go out pipe, the laser head lateral wall of described first lens is provided with first radiator coil tube that is connected with the cooling fluid inlet pipe, the laser head lateral wall of described second lens is provided with second radiator coil tube that is connected with first radiator coil tube, the laser head lateral wall of described the 3rd lens is provided with the 3rd radiator coil tube that is connected with second radiator coil tube, and described the 3rd radiating tube goes out pipe with cooling fluid and is connected;
Described inflatable body comprises gas blow pipe, the corresponding distribution of light velocity Rendezvous Point of described gas blow pipe and laser head.
As preferably, the spacing of described first lens and second lens is 3mm, and the spacing of described second lens and the 3rd lens is 3mm;
The vertical numerical control chain-wales of described one dimension is controlled by the numerical control electric rotating machine respectively mutually with the horizontal numerical control chain-wales of one dimension, is provided with the aluminium alloy connecting plate between described preheating tempering laser head and numerical control rotation chain-wales;
Described driving gear and numerical control slowspeed machine are by the locking of locking screw parent phase, described driven gear and driving gear are the part engagement, be provided with the axle lining between described driven gear and main connecting plate, described accurate deep groove ball bearing is positioned at the top of accurate thrust ball bearing, the top of described accurate deep groove ball bearing is provided with adjusting nut, and described accurate deep groove ball bearing is regulated control with accurate thrust ball bearing mutually by adjusting nut;
The diameter of described first radiator coil tube is 4mm, and the diameter of described second radiator coil tube is 4mm, and the diameter of described the 3rd radiator coil tube is 4mm, and the diameter of described cooling fluid inlet pipe is 4～6mm, and the diameter that described cooling fluid goes out pipe is 4～6mm;
The head of described gas blow pipe is provided with bending part, and described gas blow pipe is provided with and is attached thereto logical air gauge, and described gas blow pipe is connected with air compressor,
As preferably, the number of teeth of described driven gear is 15, and the diameter of described driven gear is 45mm, and the number of teeth of described driving gear is 15, and the diameter of described driving gear is 45mm;
The displacement of the vertical numerical control chain-wales of described one dimension is 30mm, and the displacement of the horizontal numerical control chain-wales of described one dimension is 30mm, and described preheating tempering laser head can rotate chain-wales with numerical control and be 30～60 degree rotations;
Be provided with the heat radiation cavity in the described connector, described second radiator coil tube is arranged in the heat radiation cavity, between the vertical numerical control chain-wales of described one dimension and connector, fix by bolt respectively between connector and balancing weight;
The lower end lateral wall of described laser head is provided with outwards outstanding retaining adapter ring, and the bottom of described retaining adapter ring and connector keeps off mutually and connecing, and described laser head is presented down vertical distribution, and described main connecting plate is L-shaped;
The quality of described balancing weight is 10kg, and the material of described connector is aluminium alloy.
The welding method of the adjustable carbide alloy dual-beam of numerical control welder, carry out according to the following steps:
(1), the preparation before the welding:
Before the product welding, at first to clean out machined surface with compressed air, compressed-air actuated pressure is 2～3kg, the time of compressed-air actuated air blowing covers whole welding process, compressed air in the gas blow pipe must filter with dry through air adjustment combination, then regulate the vertical numerical control chain-wales of one dimension, the horizontal numerical control chain-wales of one dimension and numerical control rotation chain-wales, be 5～8S the preheating time of preheating tempering laser head, choose the preheat temperature of preheating tempering laser head according to workpiece material, angle between preheating tempering laser head and laser head is 30～45 °, and preheating tempering laser head is adjusted to the operating position;
(2), preheating tempering laser head is rotated:
Open the numerical control slowspeed machine, driving gear drives driven gear, and driven gear drives laser head and is rotated, and laser head drives connector and is rotated, and connector drives preheating tempering laser head and is rotated, and the speed of preheating tempering laser head rotation is 1.5m/min;
(3), weld by track:
Make preheating tempering laser head do 360 ° reciprocal rotation around laser head, make product in welding, carry out preheating and tempering, laser head welds along predetermined welding track, during welding, generating device of laser is in the on state, and cooling system is in opening, and the temperature of cooling water is 20 ℃, compressed air must be through the air filtration combination, and pressure is 2kg;
Before beginning welding, must determine that the laser head hot spot of laser weld mechanism is in the focal position, the focal position is 125mm, and the laser head hot spot of weld preheating and postwelding tempering mechanism must be in the out of focus position, focal length is 150mm, and numerical control slowspeed machine rotating speed is 1.5m/min;
During welding, the temperature of first lens, second lens and the 3rd lens changes along with the laser output power size in the laser head, and the flowing velocity of cooling fluid inlet pipe is 0.3m/s, and the flowing velocity that cooling fluid goes out pipe is 0.3m/s;
During welding, use with CO
2Or CO
2The mist of+Ar is as protective gas.
Therefore, numerical control of the present invention adjustable carbide alloy dual-beam welder and welding method thereof, compact conformation shortens process time greatly, cuts down finished cost significantly, boosts productivity automaticity height, machining accuracy height, high efficiency greatly.
Description of drawings
Fig. 1 is sectional structure schematic diagram of the present invention.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, the adjustable carbide alloy dual-beam of a kind of numerical control welder, comprise connector 1, be provided with laser head 2 in the described connector 1, upper end in the described laser head 2 is provided with first lens 3, middle-end in the described laser head 2 is provided with second lens 4, lower end in the described laser head 2 is provided with the 3rd lens 5, one side of described connector 1 is provided with the preheating tempering laser head mechanism that fixes with it, the opposite side of described connector 1 is provided with balancing weight 6, and rotation is regulated mutually by rotating mechanism in the top of described laser head 2, and described laser head 2 cools mutually by cooling system, described laser head 2 is blown mutually by inflatable body
Described preheating tempering laser head mechanism comprises the vertical numerical control chain-wales 7 of one dimension, the horizontal numerical control chain-wales 8 of one dimension, numerical control rotation chain-wales 9 and preheating tempering laser head 10, the vertical numerical control chain-wales 7 of the lateral wall of described connector 1 and one dimension is fixedly connected, be provided with the numerical control rotation chain-wales 9 of phase longitudinal sliding motion with it in the vertical numerical control chain-wales 7 of described one dimension, described numerical control rotation chain-wales 9 laterally slides with it mutually by the horizontal numerical control chain-wales 8 of one dimension, described numerical control rotation chain-wales 9 is provided with the preheating tempering laser head 10 that rotates with it and connect, and the afterbody of described preheating tempering laser head 10 is connected with preheating optical fiber 11;
Described rotating mechanism comprises main connecting plate 12, the lateral wall of described main connecting plate 12 is provided with the numerical control slowspeed machine 13 that fixes with it, the bottom of described numerical control slowspeed machine 13 is provided with the driving gear 14 that rotates with it, the afterbody of described laser head 2 is located in the main connecting plate 12, the upper end of described laser head 2 is provided with the driven gear 15 of the transmission that is meshed with driving gear 14, described laser head 2 passes through accurate thrust ball bearing 16 with 12 of main connecting plates and accurate deep groove ball bearing 17 is controlled mutually, and the afterbody of described laser head 2 is connected with welding optical fiber 18;
Described cooling system comprises that cooling fluid inlet pipe 19 and cooling fluid go out pipe 20, laser head 2 lateral walls of described first lens 3 are provided with first radiator coil tube 21 that is connected with cooling fluid inlet pipe 19, laser head 2 lateral walls of described second lens 4 are provided with second radiator coil tube 22 that is connected with first radiator coil tube 21, laser head 2 lateral walls of described the 3rd lens 5 are provided with the 3rd radiator coil tube 23 that is connected with second radiator coil tube 22, and described the 3rd radiator coil tube 23 goes out pipe 20 with cooling fluid and is connected;
Described inflatable body comprises gas blow pipe 24, the corresponding distribution of light velocity Rendezvous Point of described gas blow pipe 24 and laser head 2.
The spacing of described first lens 3 and second lens 4 is 3mm, and the spacing of described second lens 4 and the 3rd lens 5 is 3mm;
The vertical numerical control chain-wales 7 of described one dimension is controlled by numerical control electric rotating machine 25 respectively mutually with the horizontal numerical control chain-wales 8 of one dimension, and described preheating tempering laser head 10 and 9 of chain-wales of numerical control rotation are provided with aluminium alloy connecting plate 26;
Described driving gear 14 is locked by locking nut 33 mutually with numerical control slowspeed machine 13, described driven gear 15 is the part engagement with driving gear 14,12 of described driven gear 15 and main connecting plates are provided with axle lining 27, described accurate deep groove ball bearing 17 is positioned at the top of accurate thrust ball bearing 16, the top of described accurate deep groove ball bearing 17 is provided with adjusting nut 28, and described accurate deep groove ball bearing 17 is regulated control with accurate thrust ball bearing 16 mutually by adjusting nut 28;
The diameter of described first radiator coil tube 21 is 4mm, and the diameter of described second radiator coil tube 22 is 4mm, and the diameter of described the 3rd radiator coil tube 23 is 4mm, and the diameter of described cooling fluid inlet pipe 19 is 4mm, and the diameter that described cooling fluid goes out pipe 20 is 4mm;
The head of described gas blow pipe 24 is provided with bending part, and described gas blow pipe 24 is provided with and is attached thereto logical air gauge 29, and described gas blow pipe 24 is connected with air compressor,
The number of teeth of described driven gear 15 is 15, and the diameter of described driven gear 15 is 45mm, and the number of teeth of described driving gear 14 is 15, and the diameter of described driving gear 14 is 45mm;
The displacement of the vertical numerical control chain-wales 7 of described one dimension is 30mm, and the displacement of the horizontal numerical control chain-wales 8 of described one dimension is 30mm, and described preheating tempering laser head 10 can rotate chain-wales 9 with numerical control and be 30 degree rotations;
Be provided with heat radiation cavity 30 in the described connector 1, described second radiator coil tube 22 is arranged in heat radiation cavity 30, and the vertical numerical control chain-wales 7 of described one dimension and 1 of connector, connector 1 and 6 of balancing weights fix by bolt 31 respectively;
The lower end lateral wall of described laser head 2 is provided with outwards outstanding retaining adapter ring 32, and the bottom of described retaining adapter ring 32 and connector 1 keeps off mutually and connecing, and described laser head 2 is presented down vertical distribution, and described main connecting plate 12 is L-shaped;
The quality of described balancing weight 6 is 10kg, and the material of described connector 1 is aluminium alloy.
The welding method of the adjustable carbide alloy dual-beam of numerical control welder, carry out according to the following steps:
(1), the preparation before the welding:
Before the product welding, at first to clean out machined surface with compressed air, compressed-air actuated pressure is 2～3kg, the time of compressed-air actuated air blowing covers whole welding process, compressed air in the gas blow pipe must filter with dry through air adjustment combination, then regulate the vertical numerical control chain-wales 7 of one dimension, the horizontal numerical control chain-wales 8 of one dimension and numerical control rotation chain-wales 9, be 5S the preheating time of preheating tempering laser head 10, choose the preheat temperature of preheating tempering laser head 10 according to workpiece material, the angle that preheating tempering laser head 10 and laser head are 2 is 30 °, and preheating tempering laser head 10 is adjusted to the operating position;
(2), preheating tempering laser head is rotated:
Open numerical control slowspeed machine 13, driving gear 14 drives driven gear 15, and driven gear 15 drives laser head 2 and is rotated, and laser head 2 drives connector 1 and is rotated, connector 1 drives preheating tempering laser head 10 and is rotated, and the speed of preheating tempering laser head 10 rotations is 1.5m/min;
(3), weld by track:
Make preheating tempering laser head 10 do 360 ° reciprocal rotation around laser head 2, make product in welding, carry out preheating and tempering, laser head 2 welds along predetermined welding track, during welding, generating device of laser is in the on state, and cooling system is in opening, and the temperature of cooling water is 20 ℃, compressed air must be through the air filtration combination, and pressure is 2kg;
Before beginning welding, must determine that the laser head hot spot of laser weld mechanism is in the focal position, the focal position is 125mm, and the laser head hot spot of weld preheating and postwelding tempering mechanism must be in the out of focus position, focal length is 150mm, and numerical control slowspeed machine 13 rotating speeds are 1.5m/min;
During welding, the temperature of first lens 3, second lens 4 and the 3rd lens 5 changes along with the laser output power size in the laser head 2, and the flowing velocity of cooling fluid inlet pipe 19 is 0.3m/s, and the flowing velocity that cooling fluid goes out pipe 20 is 0.3m/s;
During welding, use with CO
2Or CO
2The mist of+Ar is as protective gas.
Embodiment 2: the adjustable carbide alloy dual-beam of a kind of numerical control welder, comprise connector 1, be provided with laser head 2 in the described connector 1, upper end in the described laser head 2 is provided with first lens 3, middle-end in the described laser head 2 is provided with second lens 4, lower end in the described laser head 2 is provided with the 3rd lens 5, one side of described connector 1 is provided with the preheating tempering laser head mechanism that fixes with it, the opposite side of described connector 1 is provided with balancing weight 6, rotation is regulated mutually by rotating mechanism in the top of described laser head 2, described laser head 2 cools mutually by cooling system, and described laser head 2 is blown mutually by inflatable body
Described preheating tempering laser head mechanism comprises the vertical numerical control chain-wales 7 of one dimension, the horizontal numerical control chain-wales 8 of one dimension, numerical control rotation chain-wales 9 and preheating tempering laser head 10, the vertical numerical control chain-wales 7 of the lateral wall of described connector 1 and one dimension is fixedly connected, be provided with the numerical control rotation chain-wales 9 of phase longitudinal sliding motion with it in the vertical numerical control chain-wales 7 of described one dimension, described numerical control rotation chain-wales 9 laterally slides with it mutually by the horizontal numerical control chain-wales 8 of one dimension, described numerical control rotation chain-wales 9 is provided with the preheating tempering laser head 10 that rotates with it and connect, and the afterbody of described preheating tempering laser head 10 is connected with preheating optical fiber 11;
Described rotating mechanism comprises main connecting plate 12, the lateral wall of described main connecting plate 12 is provided with the numerical control slowspeed machine 13 that fixes with it, the bottom of described numerical control slowspeed machine 13 is provided with the driving gear 14 that rotates with it, the afterbody of described laser head 2 is located in the main connecting plate 12, the upper end of described laser head 2 is provided with the driven gear 15 of the transmission that is meshed with driving gear 14, described laser head 2 passes through accurate thrust ball bearing 16 with 12 of main connecting plates and accurate deep groove ball bearing 17 is controlled mutually, and the afterbody of described laser head 2 is connected with welding optical fiber 18;
Described cooling system comprises that cooling fluid inlet pipe 19 and cooling fluid go out pipe 20, laser head 2 lateral walls of described first lens 3 are provided with first radiator coil tube 21 that is connected with cooling fluid inlet pipe 19, laser head 2 lateral walls of described second lens 4 are provided with second radiator coil tube 22 that is connected with first radiator coil tube 21, laser head 2 lateral walls of described the 3rd lens 5 are provided with the 3rd radiator coil tube 23 that is connected with second radiator coil tube 22, and described the 3rd radiator coil tube 23 goes out pipe 20 with cooling fluid and is connected;
Described inflatable body comprises gas blow pipe 24, the corresponding distribution of light velocity Rendezvous Point of described gas blow pipe 24 and laser head 2.
The spacing of described first lens 3 and second lens 4 is 3mm, and the spacing of described second lens 4 and the 3rd lens 5 is 3mm;
The vertical numerical control chain-wales 7 of described one dimension is controlled by numerical control electric rotating machine 25 respectively mutually with the horizontal numerical control chain-wales 8 of one dimension, and described preheating tempering laser head 10 and 9 of chain-wales of numerical control rotation are provided with aluminium alloy connecting plate 26;
Described driving gear 14 is locked by locking nut 33 mutually with numerical control slowspeed machine 13, described driven gear 15 is the part engagement with driving gear 14,12 of described driven gear 15 and main connecting plates are provided with axle lining 27, described accurate deep groove ball bearing 17 is positioned at the top of accurate thrust ball bearing 16, the top of described accurate deep groove ball bearing 17 is provided with adjusting nut 28, and described accurate deep groove ball bearing 17 is regulated control with accurate thrust ball bearing 16 mutually by adjusting nut 28;
The diameter of described first radiator coil tube 21 is 4mm, the diameter of described second radiator coil tube 22 is 4mm, the diameter of described the 3rd radiator coil tube 23 is 4mm, and the diameter of described cooling fluid inlet pipe 19 is 5mm, and the diameter that described cooling fluid goes out pipe 20 is 4～6mm;
The head of described gas blow pipe 24 is provided with bending part, and described gas blow pipe 24 is provided with and is attached thereto logical air gauge 29, and described gas blow pipe 24 is connected with air compressor,
The number of teeth of described driven gear 15 is 15, and the diameter of described driven gear 15 is 45mm, and the number of teeth of described driving gear 14 is 15, and the diameter of described driving gear 14 is 45mm;
The displacement of the vertical numerical control chain-wales 7 of described one dimension is 30mm, and the displacement of the horizontal numerical control chain-wales 8 of described one dimension is 30mm, and described preheating tempering laser head 10 can rotate chain-wales 9 with numerical control and be 50 degree rotations;
Be provided with heat radiation cavity 30 in the described connector 1, described second radiator coil tube 22 is arranged in heat radiation cavity 30, and the vertical numerical control chain-wales 7 of described one dimension and 1 of connector, connector 1 and 6 of balancing weights fix by bolt 31 respectively;
The lower end lateral wall of described laser head 2 is provided with outwards outstanding retaining adapter ring 32, and the bottom of described retaining adapter ring 32 and connector 1 keeps off mutually and connecing, and described laser head 2 is presented down vertical distribution, and described main connecting plate 12 is L-shaped;
The quality of described balancing weight 6 is 10kg, and the material of described connector 1 is aluminium alloy.
The welding method of the adjustable carbide alloy dual-beam of numerical control welder, carry out according to the following steps:
(1), the preparation before the welding:
Before the product welding, at first to clean out machined surface with compressed air, compressed-air actuated pressure is 2～3kg, the time of compressed-air actuated air blowing covers whole welding process, compressed air in the gas blow pipe must filter with dry through air adjustment combination, then regulate the vertical numerical control chain-wales 7 of one dimension, the horizontal numerical control chain-wales 8 of one dimension and numerical control rotation chain-wales 9, be 7S the preheating time of preheating tempering laser head 10, choose the preheat temperature of preheating tempering laser head 10 according to workpiece material, the angle that preheating tempering laser head 10 and laser head are 2 is 40 °, and preheating tempering laser head 10 is adjusted to the operating position;
(2), preheating tempering laser head is rotated:
Open numerical control slowspeed machine 13, driving gear 14 drives driven gear 15, and driven gear 15 drives laser head 2 and is rotated, and laser head 2 drives connector 1 and is rotated, connector 1 drives preheating tempering laser head 10 and is rotated, and the speed of preheating tempering laser head 10 rotations is 1.5m/min;
(3), weld by track:
Make preheating tempering laser head 10 do 360 ° reciprocal rotation around laser head 2, make product in welding, carry out preheating and tempering, laser head 2 welds along predetermined welding track, during welding, generating device of laser is in the on state, and cooling system is in opening, and the temperature of cooling water is 20 ℃, compressed air must be through the air filtration combination, and pressure is 2kg;
Before beginning welding, must determine that the laser head hot spot of laser weld mechanism is in the focal position, the focal position is 125mm, and the laser head hot spot of weld preheating and postwelding tempering mechanism must be in the out of focus position, focal length is 150mm, and numerical control slowspeed machine 13 rotating speeds are 1.5m/min;
During welding, the temperature of first lens 3, second lens 4 and the 3rd lens 5 changes along with the laser output power size in the laser head 2, and the flowing velocity of cooling fluid inlet pipe 19 is 0.3m/s, and the flowing velocity that cooling fluid goes out pipe 20 is 0.3m/s;
During welding, use with CO
2Or CO
2The mist of+Ar is as protective gas.
Embodiment 3: the adjustable carbide alloy dual-beam of a kind of numerical control welder, comprise connector 1, be provided with laser head 2 in the described connector 1, upper end in the described laser head 2 is provided with first lens 3, middle-end in the described laser head 2 is provided with second lens 4, lower end in the described laser head 2 is provided with the 3rd lens 5, one side of described connector 1 is provided with the preheating tempering laser head mechanism that fixes with it, the opposite side of described connector 1 is provided with balancing weight 6, rotation is regulated mutually by rotating mechanism in the top of described laser head 2, described laser head 2 cools mutually by cooling system, and described laser head 2 is blown mutually by inflatable body
Described preheating tempering laser head mechanism comprises the vertical numerical control chain-wales 7 of one dimension, the horizontal numerical control chain-wales 8 of one dimension, numerical control rotation chain-wales 9 and preheating tempering laser head 10, the vertical numerical control chain-wales 7 of the lateral wall of described connector 1 and one dimension is fixedly connected, be provided with the numerical control rotation chain-wales 9 of phase longitudinal sliding motion with it in the vertical numerical control chain-wales 7 of described one dimension, described numerical control rotation chain-wales 9 laterally slides with it mutually by the horizontal numerical control chain-wales 8 of one dimension, described numerical control rotation chain-wales 9 is provided with the preheating tempering laser head 10 that rotates with it and connect, and the afterbody of described preheating tempering laser head 10 is connected with preheating optical fiber 11;
Described rotating mechanism comprises main connecting plate 12, the lateral wall of described main connecting plate 12 is provided with the numerical control slowspeed machine 13 that fixes with it, the bottom of described numerical control slowspeed machine 13 is provided with the driving gear 14 that rotates with it, the afterbody of described laser head 2 is located in the main connecting plate 12, the upper end of described laser head 2 is provided with the driven gear 15 of the transmission that is meshed with driving gear 14, described laser head 2 passes through accurate thrust ball bearing 16 with 12 of main connecting plates and accurate deep groove ball bearing 17 is controlled mutually, and the afterbody of described laser head 2 is connected with welding optical fiber 18;
Described cooling system comprises that cooling fluid inlet pipe 19 and cooling fluid go out pipe 20, laser head 2 lateral walls of described first lens 3 are provided with first radiator coil tube 21 that is connected with cooling fluid inlet pipe 19, laser head 2 lateral walls of described second lens 4 are provided with second radiator coil tube 22 that is connected with first radiator coil tube 21, laser head 2 lateral walls of described the 3rd lens 5 are provided with the 3rd radiator coil tube 23 that is connected with second radiator coil tube 22, and described the 3rd radiator coil tube 23 goes out pipe 20 with cooling fluid and is connected;
Described inflatable body comprises gas blow pipe 24, the corresponding distribution of light velocity Rendezvous Point of described gas blow pipe 24 and laser head 2.
The spacing of described first lens 3 and second lens 4 is 3mm, and the spacing of described second lens 4 and the 3rd lens 5 is 3mm;
The vertical numerical control chain-wales 7 of described one dimension is controlled by numerical control electric rotating machine 25 respectively mutually with the horizontal numerical control chain-wales 8 of one dimension, and described preheating tempering laser head 10 and 9 of chain-wales of numerical control rotation are provided with aluminium alloy connecting plate 26;
Described driving gear 14 is locked by locking nut 33 mutually with numerical control slowspeed machine 13, described driven gear 15 is the part engagement with driving gear 14,12 of described driven gear 15 and main connecting plates are provided with axle lining 27, described accurate deep groove ball bearing 17 is positioned at the top of accurate thrust ball bearing 16, the top of described accurate deep groove ball bearing 17 is provided with adjusting nut 28, and described accurate deep groove ball bearing 17 is regulated control with accurate thrust ball bearing 16 mutually by adjusting nut 28;
The diameter of described first radiator coil tube 21 is 4mm, and the diameter of described second radiator coil tube 22 is 4mm, and the diameter of described the 3rd radiator coil tube 23 is 4mm, and the diameter of described cooling fluid inlet pipe 19 is 6mm, and the diameter that described cooling fluid goes out pipe 20 is 6mm;
The head of described gas blow pipe 24 is provided with bending part, and described gas blow pipe 24 is provided with and is attached thereto logical air gauge 29, and described gas blow pipe 24 is connected with air compressor,
The number of teeth of described driven gear 15 is 15, and the diameter of described driven gear 15 is 45mm, and the number of teeth of described driving gear 14 is 15, and the diameter of described driving gear 14 is 45mm;
The displacement of the vertical numerical control chain-wales 7 of described one dimension is 30mm, and the displacement of the horizontal numerical control chain-wales 8 of described one dimension is 30mm, and described preheating tempering laser head 10 can rotate chain-wales 9 with numerical control and be 60 degree rotations;
Be provided with heat radiation cavity 30 in the described connector 1, described second radiator coil tube 22 is arranged in heat radiation cavity 30, and the vertical numerical control chain-wales 7 of described one dimension and 1 of connector, connector 1 and 6 of balancing weights fix by bolt 31 respectively;
The lower end lateral wall of described laser head 2 is provided with outwards outstanding retaining adapter ring 32, and the bottom of described retaining adapter ring 32 and connector 1 keeps off mutually and connecing, and described laser head 2 is presented down vertical distribution, and described main connecting plate 12 is L-shaped;
The quality of described balancing weight 6 is 10kg, and the material of described connector 1 is aluminium alloy.
The welding method of the adjustable carbide alloy dual-beam of numerical control welder, carry out according to the following steps:
(1), the preparation before the welding:
Before the product welding, at first to clean out machined surface with compressed air, compressed-air actuated pressure is 2～3kg, the time of compressed-air actuated air blowing covers whole welding process, compressed air in the gas blow pipe must filter with dry through air adjustment combination, then regulate the vertical numerical control chain-wales 7 of one dimension, the horizontal numerical control chain-wales 8 of one dimension and numerical control rotation chain-wales 9, be 8S the preheating time of preheating tempering laser head 10, choose the preheat temperature of preheating tempering laser head 10 according to workpiece material, the angle that preheating tempering laser head 10 and laser head are 2 is 45 °, and preheating tempering laser head 10 is adjusted to the operating position;
(2), preheating tempering laser head is rotated:
Open numerical control slowspeed machine 13, driving gear 14 drives driven gear 15, and driven gear 15 drives laser head 2 and is rotated, and laser head 2 drives connector 1 and is rotated, connector 1 drives preheating tempering laser head 10 and is rotated, and the speed of preheating tempering laser head 10 rotations is 1.5m/min;
(3), weld by track:
Make preheating tempering laser head 10 do 360 ° reciprocal rotation around laser head 2, make product in welding, carry out preheating and tempering, laser head 2 welds along predetermined welding track, during welding, generating device of laser is in the on state, and cooling system is in opening, and the temperature of cooling water is 20 ℃, compressed air must be through the air filtration combination, and pressure is 2kg;
Before beginning welding, must determine that the laser head hot spot of laser weld mechanism is in the focal position, the focal position is 125mm, and the laser head hot spot of weld preheating and postwelding tempering mechanism must be in the out of focus position, focal length is 150mm, and numerical control slowspeed machine 13 rotating speeds are 1.5m/min;
During welding, the temperature of first lens 3, second lens 4 and the 3rd lens 5 changes along with the laser output power size in the laser head 2, and the flowing velocity of cooling fluid inlet pipe 19 is 0.3m/s, and the flowing velocity that cooling fluid goes out pipe 20 is 0.3m/s;
During welding, use with CO
2Or CO
2The mist of+Ar is as protective gas.
Claims (4)
1. the adjustable carbide alloy dual-beam of numerical control welder, it is characterized in that: comprise connector (1), be provided with laser head (2) in the described connector (1), upper end in the described laser head (2) is provided with first lens (3), middle-end in the described laser head (2) is provided with second lens (4), lower end in the described laser head (2) is provided with the 3rd lens (5), one side of described connector (1) is provided with the preheating tempering laser head mechanism that fixes with it, the opposite side of described connector (1) is provided with balancing weight (6), rotation is regulated mutually by rotating mechanism in the top of described laser head (2), described laser head (2) cools mutually by cooling system, described laser head (2) is blown mutually by inflatable body
Described preheating tempering laser head mechanism comprises the vertical numerical control chain-wales of one dimension (7), the horizontal numerical control chain-wales of one dimension (8), numerical control rotation chain-wales (9) and preheating tempering laser head (10), the vertical numerical control chain-wales of the lateral wall of described connector (1) and one dimension (7) is fixedly connected, be provided with the numerical control rotation chain-wales (9) of phase longitudinal sliding motion with it in the vertical numerical control chain-wales of described one dimension (7), described numerical control rotation chain-wales (9) laterally slides with it mutually by the horizontal numerical control chain-wales of one dimension (8), described numerical control rotation chain-wales (9) is provided with the preheating tempering laser head (10) that rotates with it and connect, and the afterbody of described preheating tempering laser head (10) is connected with preheating optical fiber (11);
Described rotating mechanism comprises main connecting plate (12), the lateral wall of described main connecting plate (12) is provided with the numerical control slowspeed machine (13) that fixes with it, the bottom of described numerical control slowspeed machine (13) is provided with the driving gear (14) that rotates with it, the afterbody of described laser head (2) is located in the main connecting plate (12), the upper end of described laser head (2) is provided with the driven gear (15) of the transmission that is meshed with driving gear (14), control mutually by accurate thrust ball bearing (16) and accurate deep groove ball bearing (17) between described laser head (2) and main connecting plate (12), the afterbody of described laser head (2) with weld optical fiber (18) and be connected;
Described cooling system comprises that cooling fluid inlet pipe (19) and cooling fluid go out pipe (20), laser head (2) lateral wall of described first lens (3) is provided with first radiator coil tube (21) that is connected with cooling fluid inlet pipe (19), laser head (2) lateral wall of described second lens (4) is provided with second radiator coil tube (22) that is connected with first radiator coil tube (21), laser head (2) lateral wall of described the 3rd lens (5) is provided with the 3rd radiator coil tube (23) that is connected with second radiator coil tube (22), and described the 3rd radiator coil tube (23) goes out pipe (20) with cooling fluid and is connected;
Described inflatable body comprises gas blow pipe (24), the corresponding distribution of light velocity Rendezvous Point of described gas blow pipe (24) and laser head (2).
2. the adjustable carbide alloy dual-beam of numerical control according to claim 1 welder is characterized in that: described first lens (3) are 3mm with the spacing of second lens (4), and described second lens (4) are 3mm with the spacing of the 3rd lens (5);
The vertical numerical control chain-wales of described one dimension (7) is controlled by numerical control electric rotating machine (25) respectively mutually with the horizontal numerical control chain-wales of one dimension (8), is provided with aluminium alloy connecting plate (26) between described preheating tempering laser head (10) and numerical control rotation chain-wales (9);
Described driving gear (14) is locked by locking nut (33) mutually with numerical control slowspeed machine (13), described driven gear (15) is the part engagement with driving gear (14), be provided with axle lining (27) between described driven gear (15) and main connecting plate (12), described accurate deep groove ball bearing (17) is positioned at the top of accurate thrust ball bearing (16), the top of described accurate deep groove ball bearing (17) is provided with adjusting nut (28), and described accurate deep groove ball bearing (17) is regulated control with accurate thrust ball bearing (16) mutually by adjusting nut (28);
The diameter of described first radiator coil tube (21) is 4mm, the diameter of described second radiator coil tube (22) is 4mm, the diameter of described the 3rd radiator coil tube (23) is 4mm, and the diameter of described cooling fluid inlet pipe (19) is 4～6mm, and the diameter that described cooling fluid goes out pipe (20) is 4～6mm;
The head of described gas blow pipe (24) is provided with bending part, and described gas blow pipe (24) is provided with and is attached thereto logical air gauge (29), and described gas blow pipe (24) is connected with air compressor.
3. the adjustable carbide alloy dual-beam of numerical control according to claim 1 and 2 welder is characterized in that:
The number of teeth of described driven gear (15) is 15, and the diameter of described driven gear (15) is 45mm, and the number of teeth of described driving gear (14) is 15, and the diameter of described driving gear (14) is 45mm;
The displacement of the vertical numerical control chain-wales of described one dimension (7) is 30mm, and the displacement of the horizontal numerical control chain-wales of described one dimension (8) is 30mm, and described preheating tempering laser head (10) can rotate chain-wales (9) with numerical control and be 30～60 degree rotations;
Be provided with heat radiation cavity (30) in the described connector (1), described second radiator coil tube (22) is arranged in heat radiation cavity (30), between the vertical numerical control chain-wales of described one dimension (7) and connector (1), fix by bolt (31) respectively between connector (1) and balancing weight (6);
The lower end lateral wall of described laser head (2) is provided with outwards outstanding retaining adapter ring (32), and the bottom of described retaining adapter ring (32) and connector (1) keeps off mutually and connecing, and described laser head (2) is presented down vertical distribution, and described main connecting plate (12) is L-shaped;
The quality of described balancing weight (6) is 10kg, and the material of described connector (1) is aluminium alloy.
4. the welding method of the adjustable carbide alloy dual-beam of numerical control according to claim 1 welder is characterized in that carrying out according to the following steps:
(1), the preparation before the welding:
Before the product welding, at first to clean out machined surface with compressed air, compressed-air actuated pressure is 2～3kg, the time of compressed-air actuated air blowing covers whole welding process, compressed air in the gas blow pipe must filter with dry through air adjustment combination, then regulate the vertical numerical control chain-wales of one dimension (7), the horizontal numerical control chain-wales of one dimension (8) and numerical control rotation chain-wales (9), be 5～8S the preheating time of preheating tempering laser head (10), choose the preheat temperature of preheating tempering laser head (10) according to workpiece material, angle between preheating tempering laser head (10) and laser head (2) is 30～45 °, and preheating tempering laser head (10) is adjusted to the operating position;
(2), preheating tempering laser head is rotated:
Open numerical control slowspeed machine (13), driving gear (14) drives driven gear (15), driven gear (15) drives laser head (2) and is rotated, laser head (2) drives connector (1) and is rotated, connector (1) drives preheating tempering laser head (10) and is rotated, and the speed of preheating tempering laser head (10) rotation is 1.5m/min;
(3), weld by track:
Make preheating tempering laser head (10) do 360 ° reciprocal rotation around laser head (2), make product in welding, carry out preheating and tempering, laser head (2) welds along predetermined welding track, during welding, generating device of laser is in the on state, and cooling system is in opening, and the temperature of cooling water is 20 ℃, compressed air must be through the air filtration combination, and pressure is 2kg;
Before beginning welding, must determine that the laser head hot spot of laser weld mechanism is in the focal position, the focal position is 125mm, and the laser head hot spot of weld preheating and postwelding tempering mechanism must be in the out of focus position, focal length is 150mm, and numerical control slowspeed machine (13) rotating speed is 1.5m/min;
During welding, the temperature of first lens (3), second lens (4) and the 3rd lens (5) changes along with the laser output power size in the laser head (2), the flowing velocity of cooling fluid inlet pipe (19) is 0.3m/s, and the flowing velocity that cooling fluid goes out pipe (20) is 0.3m/s;
During welding, use with CO
2Or CO
2The mist of+Ar is as protective gas.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041378A (en) * | 2016-08-17 | 2016-10-26 | 广东工业大学 | Preheating welding apparatus and method for marine equipment pile leg |
| CN106513892A (en) * | 2016-09-29 | 2017-03-22 | 北京工业大学 | Double-beam laser deep penetration brazing method applicable to moderately thick plate aluminum/steel dissimilar alloy connection |
| CN106583922A (en) * | 2017-02-16 | 2017-04-26 | 上海嘉强自动化技术有限公司 | Five-shaft laser robot |
| CN106862756A (en) * | 2017-04-13 | 2017-06-20 | 东北大学 | Multi-angle can preheat reversal-flame type laser melting coating head |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4689467A (en) * | 1982-12-17 | 1987-08-25 | Inoue-Japax Research Incorporated | Laser machining apparatus |
| JPH06328283A (en) * | 1993-03-24 | 1994-11-29 | Nissan Motor Co Ltd | Laser beam machine |
| JPH10202387A (en) * | 1997-01-21 | 1998-08-04 | Suzuki Motor Corp | Welding method and device using the method |
| CN101564799A (en) * | 2008-04-25 | 2009-10-28 | 宝山钢铁股份有限公司 | Compound welding method by using semiconductor laser and CO2 laser |
| CN203356853U (en) * | 2013-07-03 | 2013-12-25 | 杭州雷神激光技术有限公司 | Numerical control adjustable hard alloy double beam welding device |
-
2013
- 2013-07-03 CN CN201310276641.5A patent/CN103341690B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4689467A (en) * | 1982-12-17 | 1987-08-25 | Inoue-Japax Research Incorporated | Laser machining apparatus |
| JPH06328283A (en) * | 1993-03-24 | 1994-11-29 | Nissan Motor Co Ltd | Laser beam machine |
| JPH10202387A (en) * | 1997-01-21 | 1998-08-04 | Suzuki Motor Corp | Welding method and device using the method |
| CN101564799A (en) * | 2008-04-25 | 2009-10-28 | 宝山钢铁股份有限公司 | Compound welding method by using semiconductor laser and CO2 laser |
| CN203356853U (en) * | 2013-07-03 | 2013-12-25 | 杭州雷神激光技术有限公司 | Numerical control adjustable hard alloy double beam welding device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041378A (en) * | 2016-08-17 | 2016-10-26 | 广东工业大学 | Preheating welding apparatus and method for marine equipment pile leg |
| CN106041378B (en) * | 2016-08-17 | 2018-05-15 | 广东工业大学 | It is a kind of sea frock for spud leg preheated weld device and its prewarming welding method |
| CN106513892A (en) * | 2016-09-29 | 2017-03-22 | 北京工业大学 | Double-beam laser deep penetration brazing method applicable to moderately thick plate aluminum/steel dissimilar alloy connection |
| CN106583922A (en) * | 2017-02-16 | 2017-04-26 | 上海嘉强自动化技术有限公司 | Five-shaft laser robot |
| CN106862756A (en) * | 2017-04-13 | 2017-06-20 | 东北大学 | Multi-angle can preheat reversal-flame type laser melting coating head |
| CN106862756B (en) * | 2017-04-13 | 2018-09-14 | 东北大学 | Multi-angle can preheat reversal-flame type laser melting coating head |
| CN108890128A (en) * | 2018-06-29 | 2018-11-27 | 中国航空制造技术研究院 | A kind of laser multi-beam combined temp field welder |
| CN110524111A (en) * | 2019-08-21 | 2019-12-03 | 苏州迅镭激光科技有限公司 | A kind of laser soldering device based on dynamic combined light beam |
| CN111037100A (en) * | 2019-12-31 | 2020-04-21 | 湖北三江航天红阳机电有限公司 | Double-beam laser welding method and welding equipment |
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