CN107363408B - A kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile - Google Patents
A kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile Download PDFInfo
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- CN107363408B CN107363408B CN201710791326.4A CN201710791326A CN107363408B CN 107363408 B CN107363408 B CN 107363408B CN 201710791326 A CN201710791326 A CN 201710791326A CN 107363408 B CN107363408 B CN 107363408B
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- 238000003466 welding Methods 0.000 title claims abstract description 73
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 28
- 239000010959 steel Substances 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 155
- 230000005540 biological transmission Effects 0.000 claims abstract description 110
- 239000002131 composite material Substances 0.000 claims abstract description 17
- 238000012360 testing method Methods 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 11
- 238000005453 pelletization Methods 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- 230000003028 elevating effect Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 6
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- 230000007480 spreading Effects 0.000 description 7
- 238000003892 spreading Methods 0.000 description 7
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- 230000008602 contraction Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009987 spinning Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
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- 150000001875 compounds Chemical class 0.000 description 2
- 239000003500 flue dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000277275 Oncorhynchus mykiss Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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Classifications
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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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0823—Devices involving rotation of the 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
- B23K26/24—Seam welding
- B23K26/28—Seam welding of curved planar seams
- B23K26/282—Seam welding of curved planar seams of tube sections
-
- 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
- B23K26/346—Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups B23K5/00 - B23K25/00, e.g. in combination with resistance welding
- B23K26/348—Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups B23K5/00 - B23K25/00, e.g. in combination with resistance welding in combination with arc heating, e.g. TIG [tungsten inert gas], MIG [metal inert gas] or plasma welding
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- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile, including lathe bed module, crossbeam module, main transmission box, tail transmission case, internal stay tool, telescoping mechanism, testing agency, bracket, composite head adjustment tooling, laser, arc-welding machine, dust pelletizing system and control system, main transmission box, tail transmission case, bracket are mounted in lathe bed module, main transmission box passes through the fixed high-strength steel sheel left head of guided missile of soft pawl, and rotary driving force is provided, tail transmission case passes through the fixed high-strength steel sheel of soft pawl or the right end socket of shell；Telescoping mechanism is mounted on tail transmission case, and the length of telescopic shaft is accurately controlled by servo motor, and internal stay tool is sent to girth welding position, drives the drive rod of telescoping mechanism to provide driving force for internal stay tool by hydraulic motor.The present invention realizes the high-precision circumferential weld hybrid Laser-Arc Welding of the high-strength steel sheel of guided missile, has the advantages that application range of products is big, product postwelding dimensional accuracy is high, weldquality is high.
Description
Technical field
The present invention relates to the case weld equipment in space technology field, specifically a kind of high-strength steel sheel circumferential weld laser of guided missile
Electric arc combined welding equipment.
Background technique
A few style number missile engine cases using intensity up to more than 1000 MPa high-strength steel materials, generally using left head,
3 sections of spinning shells, right end socket welding structure, motor length are generally 4 meters to 7 meters, and single housing length is generally 1.5 meters extremely
2.5 meters, outer diameter is generally 300mm to 610mm, and wall thickness is generally 3mm to 11mm.This shells is due to being rotary press modelling, circularity
Larger with wall thickness deflection, the engine direct dimension and circularity requirement after whole welding are again higher, therefore support to shell commissure
Round and integral solder straightness has higher requirement.
Since engine welding shell dimension is larger and postwelding required precision is higher, the prior art is not suitable for guided missile height
Strong steel shell body circular seam hybrid Laser-Arc Welding equipment, at present by the way of positioning tool and arc welding, due to arc welding
Speed of welding is slower, and heat input is larger, and the overproof problem of the motor body after welding is more, due to high rejection rate bring at
This is also relatively high, there is a problem of low precision, low efficiency, at high cost.
Summary of the invention
The present invention aiming at the above shortcomings existing in the prior art, provides a kind of high-strength steel sheel circumferential weld laser electricity of guided missile
Arc compound welding equipment has the advantages that application range of products is big, product postwelding dimensional accuracy is high, weldquality is high.
The present invention is achieved by the following technical solutions:
A kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile, which is characterized in that including main transmission box, bed
Body module, crossbeam module, bracket, testing agency, internal stay tool, arc-welding machine, composite head adjust tooling, tail transmission case, telescopic machine
Structure, laser, dust pelletizing system, control system, hydraulic station；The main transmission box, tail transmission case and bracket are mounted on lathe bed module
On, the tail transmission case can automatically move under the drive of tail transmission case servo motor along lathe bed module, and the bracket can be in bed
It is slided manually in body module；The main transmission box provides rotation driving by the fixed high-strength steel sheel left head of guided missile of soft pawl
Power, rotates angle and speed is accurately controlled by servo motor；The tail transmission case passes through the fixed high-strength steel sheel of soft pawl
Or the right end socket of shell, tail transmission case hold out against and realize shell by what hydraulic jacking mechanism realized circumferential weld between shell and shell
Circumferential weld holds out against between end socket；The telescoping mechanism is mounted on tail transmission case, is accurately controlled by telescoping mechanism servo motor
The length of telescopic shaft processed send internal stay tool to girth welding position, and the drive rod of telescoping mechanism is driven by hydraulic motor, is
Internal stay tool provides driving force；The internal stay tool will weld under the driving of telescoping mechanism hydraulic motor between shell and shell
Seam position is held round, and hydraulic motor is driven in the reverse direction, and internal stay tool is shunk；The bracket is used to carry out Auxiliary support to shell；It is described
Composite head adjusts tooling for realizing 3 one-movement-freedom-degrees of laser welding gun and arc welding torch, the pose adjustment of 1 rotary freedom；
All motors of control system control whole equipment, hydraulic motor, hydraulic cylinder, laser, arc-welding machine, dust pelletizing system are controlled
System realizes shell circumferential weld laser compound welding；It is specific:
The main transmission box includes cabinet, main transmission box servo motor, main transmission box speed reducer, main transmission box chuck, soft
Pawl and hydraulic gear, the soft pawl are mounted on 3 master jaws of main transmission box chuck, for fixing the left envelope of high-strength steel
Head, the hydraulic gear are connect with end socket internal stay tool, and for providing rotation torque, the servo motor passes through main transmission
Case speed reducer is connected with the chuck, for accurately controlling the rotary motion of main transmission box chuck；
The lathe bed module includes sectionally smooth join casting lathe bed, the first guide rail, rack gear and the second guide rail；The crossbeam module
Including X beam group, Y beam group and Z beam group, the Z beam group is mounted in Y beam group, for installing composite head adjustment tooling, passes through Z beam
Servo motor, leading screw and nut mechanism, guide rail mechanism drive composite head adjustment tooling to move along Z-direction, and the Y beam group is mounted on X beam
In group, Z beam group is driven to move along Y-direction by Y beam servo motor, leading screw and nut mechanism, guide rail mechanism, the X beam group passes through X beam
Group servo motor, gear and rack teeth mechanism, guide rail mechanism drive Y beam group along X to moving；
The testing agency includes vertical supporting bar, transversal stretching bar, amesdial and the first sliding block, testing agency's peace
It in lathe bed module, is slidably connected by the first sliding block and the second sliding rail, the amesdial is mounted on transversal stretching bar, is used
In the high-strength steel sheel circularity of detection；
The bracket includes Z-direction elevating mechanism, Y-direction regulating mechanism, idler wheel and the second sliding block, and the idler wheel is mounted on Y-direction
On regulating mechanism, the Y-direction regulating mechanism is mounted on Z-direction elevating mechanism, is made of leading screw and nut mechanism, T-type guiding mechanism,
The Z-direction elevating mechanism is mounted in lathe bed module by the second sliding block, is made of leading screw and nut mechanism, guide post guide sleeve mechanism；
The tail transmission case include mounting plate, hydraulic jacking mechanism, supporter, tail transmission case chuck, guide rail slide block mechanism,
Third sliding block is installed in tail transmission case servo motor, tail transmission case gear reducer, gear and third sliding block, the mounting plate lower surface,
Cooperate with the second guide rail of lathe bed module, guide rail slide block mechanism and hydraulic jacking mechanism, the support are installed in mounting plate upper surface
Body is mounted on the sliding block of guide rail slide block mechanism, and the supporter is also used to install tail transmission case chuck and telescoping mechanism, described
Rack and pinion cooperation transmitting driving force；
The telescoping mechanism include hydraulic motor, telescopic shaft, drive rod, sliding bearing, telescoping mechanism gear and rack teeth mechanism,
Telescoping mechanism servo motor, telescoping mechanism speed reducer, telescoping mechanism are mounted on tail transmission case, in telescoping mechanism servo motor
Under driving, by the transmitting of telescoping mechanism speed reducer, telescoping mechanism gear and rack teeth mechanism, along shell axis side on tail transmission case
To movement, internal stay tool is installed in front end, and tail end installs hydraulic motor, and the drive rod is mounted on the inside of telescopic shaft, passes through cunning
Dynamic bearing bearing, passes to internal stay tool for the rotation torque of hydraulic motor；
The internal stay tool includes intermediate internal stay tool, end socket internal stay tool, and intermediate internal stay tool is by 8 front-sliders, 8
The telescopic shaft of rear slider, sliding block core, push rod, screw rod, support slide, rotation axis, sleeve composition, sleeve and telescoping mechanism is fixed to be connected
It connects, the drive rod connection of screw rod and telescoping mechanism, after the positive torque and reverse torque of telescoping mechanism are transmitted by screw rod, conversion
For the straight reciprocating of push rod, push rod is fixedly connected with sliding block core, and T-slot is used between sliding block core and front-slider and rear slider
Connection, and have 8 ° of angle, the straight reciprocating of sliding block core can be converted into 8 front-slider spreadings and contraction and 8 rear sliders
Spreading and contraction, front-slider and the respectively different step spreading of rear slider and shrink, realize intermediate internal stay tool to weld seam both sides
Shell is held round respectively；End socket internal stay tool is made of 8 sliding blocks, sliding block core, push rod, screw rod, rotation axis, sleeve etc., in end socket
Support tooling is mounted on telescoping mechanism and main transmission box by sleeve, and action principle is similar with intermediate internal stay tool, can 8 sliding blocks
It synchronizes and holds round, the welding for end socket and shell；
The composite head adjustment tooling includes Three Degree Of Freedom slide, Z-direction slide, Z-direction slide servo motor, rotating mechanism group
At composite head adjustment tooling includes 3 leading screw and nut mechanisms and 3 for installing laser head and welding gun, the Three Degree Of Freedom slide
A dovetail groove prismatic pair realizes that X-axis, Y-axis, Z axis freedom degree manually adjust respectively, and the Z-direction slide includes leading screw and nut mechanism
Realize Z-direction automatic adjustment using Z-direction slide servo motor as power output with dovetail groove prismatic pair, rotating mechanism realize around
The rotary motion of X-axis；
The control system and main transmission box servo motor, tail transmission case servo motor, crossbeam module X beam servo motor, Y
Beam servo motor, Z beam servo motor, telescoping mechanism servo motor, laser, arc-welding machine, dust pelletizing system, hydraulic station, Z-direction slide
Servo motor is connected.
Compared with prior art, the invention has the following advantages:
The present invention realizes the high-precision circumferential weld hybrid Laser-Arc Welding of the high-strength steel sheel of guided missile, is suitable for internal diameter φ
There is product to be applicable in model by 290mm~φ 1000mm, length 100mm~8000mm shell product circumferential weld hybrid Laser-Arc Welding
Enclose advantage big, that product postwelding dimensional accuracy is high, weldquality is high.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is that a kind of assembly of the high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile of the embodiment of the present invention is illustrated
Figure.
Fig. 2 is the structural schematic diagram of main transmission box in the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of tail transmission case and telescoping mechanism in the embodiment of the present invention.
Fig. 4 is the structural schematic diagram that composite head adjusts tooling in the embodiment of the present invention.
Fig. 5 is the structural schematic diagram of internal stay tool in the embodiment of the present invention.
Fig. 6 is the structural schematic diagram of middle cross beam of embodiment of the present invention module.
In figure: 1- main transmission box, 2- lathe bed module, 3- crossbeam module, 4- bracket, 5- testing agency, 6- internal stay tool, 7-
Arc-welding machine, 8- composite head adjust tooling, 9- tail transmission case, 10- telescoping mechanism, 11- laser, 12- dust pelletizing system, 13- control
System, 14- hydraulic station, 15- main transmission box servo motor, 16- main transmission box speed reducer, 17- hydraulic gear, 18- cabinet,
19- main transmission box chuck, the soft pawl of 20-, 21- tail transmission case servo motor, 22- tail transmission case speed reducer, 23- mounting plate, 24- are led
Rail slide block mechanism, the hydraulic jacking mechanism of 25-, 26- gear, 27- third sliding block, 28- supporter, 29- hydraulic motor, 30- are flexible
Axis, 31- drive rod, 32- sliding bearing, 33- telescoping mechanism servo motor, 34- telescoping mechanism speed reducer, 35- telescoping mechanism tooth
Take turns rackwork, 36- tail transmission case chuck, the centre 37- internal stay tool, 38- end socket internal stay tool.
Specific embodiment
Elaborate below to the embodiment of the present invention: the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given.It should be pointed out that those skilled in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
As shown in Figures 1 to 4, the embodiment of the invention provides a kind of high-strength steel sheel circumferential weld laser-arc hybrid welding processes of guided missile
Connect equipment, including main transmission box 1, lathe bed module 2, crossbeam module 3, bracket 4, testing agency 5, internal stay tool 6, arc-welding machine 7, multiple
Syncephalon adjusts tooling 8, tail transmission case 9, telescoping mechanism 10, laser 11, dust pelletizing system 12, control system 13, hydraulic station 14, institute
It states main transmission box, tail transmission case and bracket to be mounted in lathe bed module, band of the tail transmission case in tail transmission case servo motor
It can be automatically moved along lathe bed module under dynamic, the bracket can slide manually in lathe bed module；The main transmission box passes through soft pawl
The fixed high-strength steel sheel left head of guided missile, and rotary driving force is provided, it rotates angle and speed and is carried out accurately by servo motor
Control；The tail transmission case passes through hydraulic jacking mechanism by the fixed high-strength steel sheel of soft pawl or the right end socket of shell, tail transmission case
That realizes circumferential weld between shell and shell holds out against and realizes holding out against for circumferential weld between shell and end socket；The telescoping mechanism installation
On tail transmission case, the length of telescopic shaft is accurately controlled by telescoping mechanism servo motor, and internal stay tool is sent to girth welding
Position drives the drive rod of telescoping mechanism to provide driving force for internal stay tool by hydraulic motor；The internal stay tool is flexible
Position while welding between shell and shell is held round under the driving of organization hydraulic pressure motor, hydraulic motor is driven in the reverse direction, and internal stay tool is received
Contracting；The bracket is used to carry out Auxiliary support to shell；The composite head adjustment tooling is for realizing laser welding gun and arc welding torch 3
The pose adjustment of a one-movement-freedom-degree, 1 rotary freedom；
The lathe bed module 2 includes sectionally smooth join casting lathe bed, the first guide rail, rack gear and the second guide rail, the lathe bed ruler
It is very little larger, by the way of splicing installation after Sectional Cast,
The crossbeam module 3 includes X beam group, Y beam group and Z beam group, and the Z beam group is mounted in Y beam group, multiple for installing
Syncephalon adjusts tooling 8, drives composite head to adjust tooling 8 by Z beam servo motor, leading screw and nut mechanism, guide rail mechanism and moves along Z-direction
Dynamic, the Y beam group is mounted in X beam group, drives Z beam group along Y-direction by Y beam servo motor, leading screw and nut mechanism, guide rail mechanism
Mobile, the X beam group drives Y beam group along X to moving by X beam group servo motor, gear and rack teeth mechanism, guide rail mechanism；
The testing agency 5 includes vertical supporting bar, transversal stretching bar, amesdial and the first sliding block, the testing agency 5
It is mounted in lathe bed module 2, is slidably connected by the first sliding block and the second sliding rail, the amesdial is mounted on transversal stretching bar
On, for detecting high-strength steel sheel circularity；The bracket 4 includes that Z-direction elevating mechanism, Y-direction regulating mechanism, idler wheel and second are sliding
Block, the idler wheel are mounted on Y-direction regulating mechanism, and the Y-direction regulating mechanism is mounted on Z-direction elevating mechanism, by feed screw nut
Mechanism, T-type guiding mechanism composition, the Z-direction elevating mechanism is mounted in lathe bed module by the second sliding block, by feed screw nut's machine
Structure, guide post guide sleeve mechanism composition；
The main transmission box 1 includes cabinet 18, main transmission box servo motor 15, main transmission box speed reducer 16, main transmission box
Chuck 19, soft pawl 20 and hydraulic gear 17, the soft pawl 20 are mounted on 3 master jaws of main transmission box chuck 19, are used
In fixed high-strength steel left head, the hydraulic gear 17 is connect with end socket internal stay tool, described for providing rotation torque
Servo motor 15 is connected by main transmission box speed reducer 16 with the main transmission box chuck 19, for accurately controlling main transmission box card
Disc spins movement；
The telescoping mechanism 10 includes hydraulic motor 29, telescopic shaft 30, drive rod 31, sliding bearing 32, telescoping mechanism tooth
Rackwork 35, telescoping mechanism servo motor 33, telescoping mechanism speed reducer 34 are taken turns, telescoping mechanism 10 is mounted on tail transmission case 9,
Under the driving of telescoping mechanism servo motor 33, pass through the biography of telescoping mechanism speed reducer 34, telescoping mechanism gear and rack teeth mechanism 35
It passs, is moved on tail transmission case 9 along shell axis direction, internal stay tool 6 is installed in front end, and tail end installs hydraulic motor 29, described
Drive rod 31 is mounted on the inside of telescopic shaft 30, is supported by sliding bearing 32, and the rotation torque of hydraulic motor 29 is passed to
Internal stay tool 6.
The tail transmission case 9 includes mounting plate 23, hydraulic jacking mechanism 25, supporter 28, tail transmission case chuck 36, guide rail
Slide block mechanism 24, tail transmission case servo motor 21, tail transmission case speed reducer 22, gear 26 and third third sliding block 27, the peace
Third sliding block 27 is installed in 23 lower surface of loading board, cooperates with the second guide rail of lathe bed module 2, it is sliding that guide rail is installed in 23 upper surface of mounting plate
Block mechanism 24 and hydraulic jacking mechanism 25, the supporter 28 are mounted on the sliding block of guide rail slide block mechanism 24, the supporter
28 are also used to install tail transmission case chuck 36 and telescoping mechanism 10, and driving force is transmitted in the cooperation of rack and pinion 26,
The internal stay tool 6 includes intermediate internal stay tool 38, end socket internal stay tool 37, and the intermediate internal stay tool 37 is by 8
A front-slider, 8 rear sliders, sliding block core, push rod, screw rod, support slide, rotation axis, sleeve composition, the sleeve and telescopic machine
The telescopic shaft 30 of structure 10 is fixedly connected, and the screw rod is connect with the drive rod 31 of telescoping mechanism 10, and the rotating forward of telescoping mechanism 10 is turned round
After square and reverse torque are transmitted by screw rod, the straight reciprocating of push rod is converted to, push rod is fixedly connected with sliding block core, sliding block
It is connected between core and front-slider and rear slider using T-slot, and has 8 ° of angle, the straight reciprocating of sliding block core can be converted into
It 8 front-slider spreadings and shrinks and the spreading of 8 rear sliders and contraction, front-slider and the respectively different step spreading of rear slider and receives
Contracting realizes that intermediate internal stay tool holds round the shell on weld seam both sides respectively, and spreading can be kept away with contraction respectively for front-slider and rear slider
Exempt to influence because of spinning housing inner diameter error bring circularity, individually each shell can be held round；The end socket internal stay tool 38 is by 8
The composition such as a sliding block, sliding block core, push rod, screw rod, rotation axis, sleeve, end socket internal stay tool 38 are mounted on telescopic machine by sleeve
On structure 10 and main transmission box 1, action principle is similar with intermediate internal stay tool 37, can 8 sliding blocks synchronize and hold round, be used for end socket and shell
The welding of body.
The composite head adjustment tooling 8 includes Three Degree Of Freedom slide, Z-direction slide, servo motor, rotating mechanism composition, multiple
Syncephalon adjustment tooling includes 3 leading screw and nut mechanisms and 3 dovetails for installing laser head and welding gun, the Three Degree Of Freedom slide
Slot prismatic pair realizes that X-axis, Y-axis, Z axis freedom degree manually adjust respectively, and the Z-direction slide includes leading screw and nut mechanism and dovetail
Slot prismatic pair realizes Z-direction automatic adjustment using servo motor as power output, and rotating mechanism realizes that the rotation around X-axis is transported
It is dynamic.
The control system 13 and main transmission box servo motor 15, tail transmission case servo motor 21, crossbeam module X beam servo
Motor, Y beam servo motor, Z beam servo motor, telescoping mechanism servo motor 33, laser 11, arc-welding machine 7, dust pelletizing system 12,
Hydraulic station 14, Z-direction slide servo motor are connected.
When this specific implementation work, left head is first welded with 1 left side of shell, is consolidated left head by soft pawl 20 when welding
It is scheduled on main transmission box chuck 19, end socket internal stay tool 38 is mounted on the hydraulic gear 17 of main transmission box 1, by shell
1 right end is fixed on tail transmission case chuck 36 by soft pawl, is controlled tail transmission case 9 to main transmission box 1 and is moved to shell 1 and left envelope
Head controls the hydraulic jacking mechanism 25 of tail transmission case 9, shell 1 is held out against with left head at 5mm-10mm, controls main transmission
Position while welding is held round, will test mechanism 5 and be moved at butt weld by the work of 1 hydraulic motor of case, end socket internal stay tool 38, is measured
The circularity of weld seam left and right ends, bracket 4 is risen, is supported to shell 1 before docking, and the Y beam of crossbeam module 3, Z beam is mobile
Welding and assembling height position above to position while welding, works out welding procedure in control system 13, and welding procedure includes 11 function of laser
The welding parameters such as rate, 7 power of arc-welding machine, main shaft rotary speed, control system 13 automatically execute welding procedure, complete left head with
Dust pelletizing system 12 is opened in the welding of shell 1 when welding, takes the flue dust of welding process generation away.Left head and the welding of shell 1 are completed
Afterwards, the welding for carrying out 2 left side of shell and 1 right side of shell, end socket internal stay tool 38 is removed, intermediate internal stay tool 37 is pacified
On telescoping mechanism 10,1 left side of shell welds together with left head at this time, the welding group of shell 1 and left head
Part is fixed on main transmission box chuck 19 by soft pawl 20, and 2 right side of shell is fixed on tail transmission case chuck 36 by soft pawl,
Control tail transmission case 9 is moved to shell 2 and shell 1 at 5mm-10mm to main transmission box 1, and control telescoping mechanism 10 is mobile,
Make to flush among the weldering bakie of intermediate internal stay tool 37 with 2 left side of shell, control the hydraulic jacking mechanism 25 of tail transmission case 9,
Shell 1 and shell 2 are held out against, the hydraulic motor 29 of control telescoping mechanism 10 works, and intermediate internal stay tool 37 supports position while welding
Circle, will test mechanism 5 and is moved at butt weld, and the circularity of weld seam left and right ends, bracket 4 is risen, to shell before measurement is docked
Body 1 and shell 2 are supported, and the Y beam of crossbeam module 3, Z beam are moved to welding and assembling height position above position while welding, controlled
Work out welding procedure in system 13, control system 13 executes welding procedure automatically, the welding of shell 1 and shell 2 is completed, when welding
Dust pelletizing system 12 is opened, takes the flue dust of welding process generation away.Using same method, the weldering between shell 2 and shell 3 is completed
It connects.Using similar method, intermediate internal stay tool 37 is changed to end socket internal stay tool 38 and is mounted on telescoping mechanism 10, completed right
The welding of end socket and shell 3 applies shell axial force after the completion of the welding of right end socket, by end socket internal stay tool 38 from having welded
Motor body extraction after, the 8 of end socket internal stay tool 38 sliding block will be left in engine shell body at this time, then manually will
8 sliding blocks take out, so far, complete by left head, 3 spinning shells, right end socket welding motor body welding.
The present embodiment has the advantages that big with application range of products, product postwelding dimensional accuracy is high, weldquality is high.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (3)
1. a kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile, which is characterized in that including main transmission box, lathe bed
Module, crossbeam module, bracket, testing agency, internal stay tool, arc-welding machine, composite head adjustment tooling, tail transmission case, telescoping mechanism,
Laser, dust pelletizing system, control system, hydraulic station；The main transmission box, tail transmission case, bracket are mounted in lathe bed module, institute
Stating tail transmission case can automatically move under the drive of tail transmission case servo motor along lathe bed module；The main transmission box passes through soft pawl
The fixed high-strength steel sheel left head of guided missile, and rotary driving force is provided；The tail transmission case passes through the fixed high-strength steel sheel of soft pawl
Or the right end socket of shell, tail transmission case hold out against and realize shell by what hydraulic jacking mechanism realized circumferential weld between shell and shell
Circumferential weld holds out against between end socket；The telescoping mechanism is mounted on tail transmission case, is accurately controlled by telescoping mechanism servo motor
The length of telescopic shaft processed send internal stay tool to girth welding position, and the drive rod for driving telescoping mechanism by hydraulic motor is
Internal stay tool provides driving force；The internal stay tool is under the driving of telescoping mechanism hydraulic motor by weld seam between shell and shell
Position is held round, and hydraulic motor is driven in the reverse direction, and internal stay tool is shunk；
The main transmission box include cabinet, main transmission box servo motor, main transmission box speed reducer, main transmission box chuck, soft pawl and
Hydraulic gear, the soft pawl are mounted on 3 master jaws of chuck, for fixing high-strength steel left head, the hydraulic biography
Motivation structure is connect with end socket internal stay tool, and for providing rotation torque, the servo motor passes through main transmission box speed reducer and institute
It states main transmission box chuck to be connected, for accurately controlling the rotary motion of main transmission box chuck；
The lathe bed module includes that sectionally smooth join casts lathe bed, the first guide rail, rack gear and the second guide rail,
The crossbeam module includes X beam group, Y beam group and Z beam group, and the Z beam group is mounted in Y beam group, for installing composite head
Tooling is adjusted, drives composite head to adjust tooling by Z beam servo motor, leading screw and nut mechanism, guide rail mechanism and is moved along Z-direction, institute
It states Y beam group to be mounted in X beam group, drives Z beam group to move along Y-direction by Y beam servo motor, leading screw and nut mechanism, guide rail mechanism,
The X beam group drives Y beam group along X to moving by X beam group servo motor, gear and rack teeth mechanism, guide rail mechanism；
The testing agency includes vertical supporting bar, transversal stretching bar, amesdial and the first sliding block, and the testing agency is mounted on
It in lathe bed module, is slidably connected by the first sliding block and the second sliding rail, the amesdial is mounted on transversal stretching bar, for examining
Survey high-strength steel sheel circularity；
The bracket includes Z-direction elevating mechanism, Y-direction regulating mechanism, idler wheel and the second sliding block, and the idler wheel is mounted on Y-direction adjusting
In mechanism, the Y-direction regulating mechanism is mounted on Z-direction elevating mechanism, and the Z-direction elevating mechanism is mounted on bed by the second sliding block
In body module；
The tail transmission case includes mounting plate, hydraulic jacking mechanism, supporter, tail transmission case chuck, guide rail slide block mechanism, tail biography
Dynamic case servo motor, tail transmission case gear reducer, gear and third sliding block, third sliding block is installed in the mounting plate lower surface, with bed
Second guide rail of body module cooperates, and guide rail slide block mechanism and hydraulic jacking mechanism, the supporter peace are installed in mounting plate upper surface
On the sliding block of guide rail slide block mechanism, the supporter is also used to install tail transmission case chuck and telescoping mechanism, the rack gear
Cooperate transmitting driving force with gear；
The telescoping mechanism includes hydraulic motor, telescopic shaft, drive rod, sliding bearing, telescoping mechanism gear and rack teeth mechanism, stretches
Mechanism servo motor, telescoping mechanism speed reducer, telescoping mechanism are mounted on tail transmission case, in the driving of telescoping mechanism servo motor
Under, by the transmitting of telescoping mechanism speed reducer, telescoping mechanism gear and rack teeth mechanism, moved on tail transmission case along shell axis direction
Dynamic, internal stay tool is installed in front end, and tail end installs hydraulic motor, and the drive rod is mounted on the inside of telescopic shaft, passes through sliding axle
Bearing is held, the rotation torque of hydraulic motor is passed into internal stay tool；
The internal stay tool includes intermediate internal stay tool, end socket internal stay tool, and intermediate internal stay tool is by sliding after 8 front-sliders, 8
Block, sliding block core, push rod, screw rod, support slide, rotation axis, sleeve composition, sleeve are fixedly connected with the telescopic shaft of telescoping mechanism,
The connection of the drive rod of screw rod and telescoping mechanism is converted to after the positive torque and reverse torque of telescoping mechanism are transmitted by screw rod
The straight reciprocating of push rod, push rod are fixedly connected with sliding block core, are connected between sliding block core and front-slider and rear slider using T-slot
It connects, and has 8 ° of angle；End socket internal stay tool includes 8 sliding blocks, sliding block core, push rod, screw rod, rotation axis and sleeve, end socket
Internal stay tool is mounted on telescoping mechanism and main transmission box by sleeve；
Composite head adjustment tooling includes Three Degree Of Freedom slide, Z-direction slide, Z-direction slide servo motor, rotating mechanism composition,
Composite head adjustment tooling includes 3 leading screw and nut mechanisms and 3 swallows for installing laser head and welding gun, the Three Degree Of Freedom slide
Stern notch prismatic pair realizes that X-axis, Y-axis, Z axis freedom degree manually adjust respectively, and the Z-direction slide includes leading screw and nut mechanism and swallow
Stern notch prismatic pair realizes Z-direction automatic adjustment using Z-direction slide servo motor as power output, and rotating mechanism is realized around X-axis
Rotary motion；
The control system is watched with main transmission box servo motor, tail transmission case servo motor, crossbeam module X beam servo motor, Y beam
Take motor, Z beam servo motor, telescoping mechanism servo motor, laser, arc-welding machine, dust pelletizing system, hydraulic station, Z-direction slide servo
Motor is connected.
2. a kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile as described in claim 1, which is characterized in that
The Y-direction regulating mechanism is made of leading screw and nut mechanism and T-type guiding mechanism.
3. a kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile as described in claim 1, which is characterized in that
The elevating mechanism is made of leading screw and nut mechanism and guide post guide sleeve mechanism.
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| CN201710791326.4A CN107363408B (en) | 2017-09-05 | 2017-09-05 | A kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile |
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| CN201710791326.4A CN107363408B (en) | 2017-09-05 | 2017-09-05 | A kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile |
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| CN107363408B true CN107363408B (en) | 2019-05-17 |
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| CN110640321A (en) * | 2019-09-16 | 2020-01-03 | 上海航天精密机械研究所 | Aerospace thin-wall product laser welding equipment |
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| CN101229612B (en) * | 2008-01-25 | 2010-06-16 | 华中科技大学 | A Thin-walled Cylindrical Circular Seam Laser Welding Fixture |
| CN201147876Y (en) * | 2008-01-25 | 2008-11-12 | 华中科技大学 | A Thin-walled Cylindrical Circular Seam Laser Welding Fixture |
| CN201776592U (en) * | 2010-08-24 | 2011-03-30 | 上海航天精密机械研究所 | Annular seam welding device at the bottom of storage box of carrier rocket |
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| CN110640321A (en) * | 2019-09-16 | 2020-01-03 | 上海航天精密机械研究所 | Aerospace thin-wall product laser welding equipment |
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