CN105014223A - Full-automatic high-frequency welding machine and welding method thereof - Google Patents
Full-automatic high-frequency welding machine and welding method thereof Download PDFInfo
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- CN105014223A CN105014223A CN201510426101.XA CN201510426101A CN105014223A CN 105014223 A CN105014223 A CN 105014223A CN 201510426101 A CN201510426101 A CN 201510426101A CN 105014223 A CN105014223 A CN 105014223A
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- 238000003466 welding Methods 0.000 title claims abstract description 116
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000006698 induction Effects 0.000 claims description 46
- 230000001105 regulatory effect Effects 0.000 claims description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 28
- 229910052782 aluminium Inorganic materials 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 claims description 18
- 238000005096 rolling process Methods 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 230000001276 controlling effect Effects 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000009977 dual effect Effects 0.000 claims description 3
- 230000004807 localization Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000001174 ascending effect Effects 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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
- B23K13/00—Welding by high-frequency current heating
-
- 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
- B23K13/00—Welding by high-frequency current heating
- B23K13/08—Electric supply or control circuits therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/10—Aluminium or alloys thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention provides a full-automatic high-frequency welding machine and a welding method thereof. The full-automatic high-frequency welding machine comprises a machine frame, a platen, a welder platen, two high-frequency welders, an ascending and descending adjusting device, a workpiece clamping and positioning device and a workpiece rotating and pneumatic positioning device. The platen is fixed to the machine frame. The two high-frequency welders are installed on the welder platen. The ascending and descending adjusting device, the workpiece clamping and positioning device and the workpiece rotating and pneumatic positioning device are installed on the platen. The ascending and descending adjusting device is connected with the welder platen. The full-automatic high-frequency welding machine is reasonable in structural design and achieves automatic operation; the high-frequency welders can be effectively controlled to ascend and descend, and workpieces can be effectively conveyed to a specific position to be welded and can also be effectively and fixedly clamped, so that smooth welding is guaranteed.
Description
Technical field
The present invention relates to a kind of Full-automatic high frequency bonding machine and welding method thereof, be exclusively used in the welding of A/C evaporator aluminum pipe, apply the disposable welding fabrication of program control technology, belong to building machinery industry field.
Background technology
In prior art, the Al pipe butt welding of A/C evaporator generally adopts human weld.But due to the more difficult control of high-frequency welding temperature: aluminum pipe melting temperature 660 degree, solder melt point temperature 635 degree, differ about 25 degree, the flame temperature of therefore welding must control between, generally maintains about 640 degree.Therefore during human weld, flame temperature controls difficulty greatly, and percent defective is high.And human weld's efficiency is low, can not satisfy the demands.
For above-mentioned defect, our company devises a kind of Full-automatic high frequency welding machine, is exclusively used in A/C evaporator Al pipe butt welding, without the need to using human weld, by the disposable welding fabrication of program control technology.Full-automatic high frequency welding machine application light sensation precise hard_drawn tuhes air pressure and mechanical technique, realize accurate high frequency welding.
China Patent Publication No.: 1781640, discloses a kind of high-frequency welder, instead of the technique of existing staff soldering, thus has the advantage that production efficiency is high, welding quality stable, cost are low, labour intensity is low.But, the problems such as programme-control, temperature control and streamlined operation also have certain defect.
Summary of the invention
Technical problem to be solved by this invention overcomes above-mentioned deficiency existing in prior art, and provide a kind of reasonable in design, effectively can treat Full-automatic high frequency bonding machine and welding method thereof that welding work pieces carries out Full-automatic welding.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of Full-automatic high frequency bonding machine, comprise frame, platen, platen is fixed in frame, it is characterized in that: it also comprises welding machine platen, two high-frequency induction welder, elevation and subsidence regulating device, Workpiece clamping positioner and workpiece rotary pneumatic pressure positioners, two high-frequency induction welders are arranged on welding machine platen, elevation and subsidence regulating device is arranged on platen, and elevation and subsidence regulating device is connected with welding machine platen.Trade union college to be welded is on workpiece rotary pneumatic pressure positioner, and elevation and subsidence regulating device is for regulating the height of high-frequency induction welder, and Workpiece clamping positioner is used for fixing workpiece to be welded, and workpiece rotary pneumatic pressure positioner is for carrying location workpiece to be welded.
Described Workpiece clamping positioner comprises bracing frame, cylinder, No. two cylinders, No. two slide rails, No. two chutes, No. two slide plates, holder, push rod, two pieces of connecting plates, two panels clamps, a described cylinder is fixed on bracing frame, No. two slide rails are fixed on a cylinder, No. two chutes are inserted in No. two slide rails, No. two slide plates are fixed on No. two chutes, and No. two cylinders and holder are fixed on No. two slide plates; Described push rod is through holder, and one end of push rod is connected with No. two cylinders, and the other end is connected with one end of two pieces of connecting plates, the other end of two pieces of connecting plates be connected with a slice clamp respectively, two panels clamp is connected with holder.A cylinder can promote No. two chutes and slide on No. two slide rails, and No. two chutes drive No. two slide plates to move, thus drives clamp to move forward and backward; No. two cylinders drive push rod to move forward and backward, and push rod drives two pieces of connecting plates to make two panels clamp clamp and unclamp.
Described workpiece rotary pneumatic pressure positioner comprises the rotating disk standpipe of hollow, top rotary table, lower rotary table, air tube connector, No. four cylinders, tracheae, Workpiece clamping device, workpiece roll packers, described top rotary table is fixed on the top of rotating disk standpipe, lower rotary table is fixed on the lower end of rotating disk standpipe, and lower rotary table is provided with rotating device of rotary table; The bottom of rotating disk standpipe through platen, and is connected with air tube connector; No. four described cylinders are fixed in frame, and one end of tracheae is connected with No. four cylinders, and the other end is connected with Workpiece clamping device through after air tube connector, rotating disk standpipe successively.Workpiece enters between Workpiece clamping device and workpiece roll packer, and No. four cylinders to rotate gas by conveyed to Workpiece clamping device, control Workpiece clamping device clamping work pieces; Rotating device of rotary table controls lower rotary table and rotates, and is turned to by workpiece and specifies the position of welding to weld.
Described platen is fixed with a light-operated frame and two No. two light-operated framves, a light-operated chord position, in the side-lower of welding machine platen, a light-operated frame is provided with three optical flame detectors from high to low; No. two light-operated framves are provided with optical flame detector, two No. two light-operated framves with the center of circle of lower rotary table for summit becomes hexagonal angle.A light-operated frame is for controlling location when welding bedplate up-down, and No. two light-operated framves are for controlling the location of workpiece in rotary course.
Elevation and subsidence regulating device of the present invention comprises two pieces of fixed heads, two pieces of slide plates, screw mandrel, feed screw nut, servomotor, and described high-frequency induction welder is arranged on welding machine platen, and what two pieces of fixed heads were parallel to each other is fixed on platen; A fixed head is provided with slide rail, slide plate is provided with chute, the chute of two pieces of slide plates is inserted on the slide rail of one piece of fixed head respectively; The top of two pieces of slide plates and the lower end of welding machine platen are fixed; Be provided with No. two fixed heads between two pieces of described fixed heads, servomotor is fixed on No. two fixed heads; Be provided with No. three fixed heads between two pieces of described slide plates, feed screw nut is fixed on No. three fixed heads; One end of described screw mandrel is connected with servomotor, and the other end is connected with the lower end of welding machine platen through after No. two fixed heads, No. three fixed heads, and feed screw nut is screwed into screw mandrel.Servomotor drives screw mandrel to rotate, and screw mandrel drives feed screw nut to rotate, and feed screw nut promotes slide plate by No. three fixed heads and makes welding machine bedplate moving, thus high-frequency induction welder is moved.
High-frequency induction welder of the present invention is provided with Connection Block and welding circle, welding circle is provided with condenser pipe.High-frequency induction welder, in welding process, can produce high temperature, easily causes the damage of high-frequency induction welder and welding circle, is carried out the circulating cooling of cooling water, reach the object of rapid heat dissipation by cooling tube, ensure the normal operation of high-frequency induction welder.
High-frequency induction welder of the present invention has two.The welding of two workpiece can be carried out simultaneously, increase work efficiency.
Be provided with fixed mount between of the present invention two pieces of fixed heads, the two ends of fixed mount are fixed with one piece of fixed head respectively.Increasing the soundness of elevation and subsidence regulating device, preventing high-frequency induction welder from occurring when being elevated unexpected.
Slide plate of the present invention has fixing board slot, and No. two fixed heads are fixed through fixing board slot and a fixed head.Slide plate can not have influence on No. two fixed heads when being elevated.
The top of screw mandrel of the present invention is provided with bearing block, is provided with bearing in bearing block, and bearing block is fixed on welding machine platen.Bearing block guarantees that screw mandrel rotates smoothly.
Every block of the present invention fixed head is provided with two slide rails, every block slide plate is provided with two chutes, slide rail to be just inserted in chute and to match each other.Article two, it is more stable when slide rail makes slide plate be elevated.
A cylinder of the present invention is provided with two pieces of adjustable plates, and No. two chutes are provided with limit base, and limit base is between two pieces of adjustable plates.Adjustable plate and limit base can limit the slide anteroposterior distance of No. two chutes, thus carry out spacing to the distance of clamp movement, and clamp can be made to reach position accurately.The position of plate on a cylinder can be controlled to adjust as required simultaneously.
The end of two panels clamp of the present invention is connected with holder by connecting pin, and the middle part of two panels clamp is connected with connecting plate by connecting pin.Clamp is flexibly connected with between connecting plate, holder, clamps and unclamps more smooth and easy.
Be connected with push rod by connecting pin after one end of two pieces of connecting plates of the present invention overlaps each other.Two pieces of connecting plates can synchronization action under the effect of push rod.
Workpiece clamping device of the present invention comprises support, No. three cylinders and clamping frame, and support is fixed on top rotary table, and No. three cylinders are rack-mount, and clamping frame is connected with No. three cylinders, and tracheae is connected with No. three cylinders; Described Workpiece clamping device has six, is evenly distributed on the periphery of top rotary table.Gas is transported in No. three cylinders, and No. three cylinders rotarily drive clamping frame by Workpiece clamping; Weld rear No. three cylinders control clamping frame to unclamp, take out workpiece.
Workpiece roll packer of the present invention comprises turning rolls and some rollers of matching each other and roller shaft, and turning rolls is fixed on lower rotary table, and the two ends of roller shaft are fixed in turning rolls, and roller is inserted in roller shaft; Described workpiece roll packer has six, is evenly distributed on the periphery of lower rotary table.Workpiece is placed on the roller of workpiece roll packer, is pushed into by workpiece between workpiece roll packer and Workpiece clamping device, so that Workpiece clamping device clamps, conveying is convenient.
In correspondence with each other, every two pieces Workpiece clamping device in correspondence with each other and workpiece roll packer are positioned at same perpendicular in the position of six Workpiece clamping devices of the present invention and six workpiece roll packers.The present invention is mainly used in the condenser pipe joint weld of the full Aluminium evaporator of air-conditioning, and evaporimeter is a block length square panel, and the both sides up and down that Workpiece clamping device and workpiece roll packer can be arranged on evaporimeter are fixed.
Lower rotary table lower end of the present invention is provided with rolling balancer, and rolling balancer is made up of row's support roller, and support roller is arranged in rolling wheel support, and rolling wheel support is fixed on platen, and lower rotary table is pressed on support roller; Described rolling balancer has six, corresponding with the position of six workpiece roll packers respectively.Six Workpiece clamping devices and six workpiece roll packers symmetrical mutually, form workpiece conveying assembly, make workpiece keep balance and stability in rotary course.
Rotating device of rotary table of the present invention comprises adapter sleeve, turbine, scroll bar, connector, servomotor, and described rotating device of rotary table is fixed on the lower end of platen by fixed mount, and adapter sleeve is inserted in the lower end of rotating disk standpipe, and turbine is inserted in the bottom of rotating disk standpipe; Upper end and the lower rotary table of adapter sleeve are fixed, and lower end and turbine are fixed; Described scroll bar is connected with servomotor by connector, and scroll bar snaps in turbine and matches each other.Servomotor drives scroll bar to rotate, and scroll bar drives turbine to rotate, and turbine drives lower rotary table to rotate by adapter sleeve, thus workpiece is rotated.
The outside cover of adapter sleeve of the present invention has fixed cover, and fixed cover and platen are fixed.Fixed cover is used for preventing adapter sleeve from sending collision when rotated.
Present invention also offers a kind of welding method of Full-automatic high frequency bonding machine, it is characterized in that: it realizes the welding of A/C evaporator aluminum pipe interface by program control technology, shaping welding wire is inserted in aluminum pipe interface, disposablely realizes accurate high frequency welding fabrication;
Program setting is as follows:
(1) air-pressure controlling: 0.05MPa, compressed air 0.5MPa;
(2) high-frequency welding temperature controls: 640 DEG C; Temperature can be regulated according to different materials, regulate temperature range 280-850 DEG C;
(3) control weld interval: 15-20 second, once weld 2 workpiece;
(4) workpiece conveying rotates dual control: each anglec of rotation 120 °, and the optical flame detector by servomotor on program control and No. two light-operated framves is located;
(5) high-frequency induction welder lifting height is by the optical flame detector location on a light-operated frame;
Welding technique of the present invention is as follows:
(1) shaping welding wire is inserted in A/C evaporator aluminum pipe interface, workpiece rotary pneumatic pressure positioner put into by evaporimeter, starts power supply and enters working procedure;
(2) start source of the gas, Workpiece clamping device is by Workpiece clamping;
(3) start rotating device of rotary table, wherein two workpiece are rotated into the below of two high-frequency induction welders; Program setting rotating device of rotary table is out of service, workpiece conveying location under the effect of the optical flame detector on No. two light-operated framves;
(4) start Workpiece clamping positioner, No. two cylinders promote push rod, and two pieces of connecting plates promote two pieces of clamps and strut;
A cylinder promotes No. two chutes and slides on No. two slide rails, and aluminum pipe place pushed ahead by clamp;
No. two cylinders pull push rod, and two pieces of connecting plates pull two pieces of clamps by aluminum pipe clamping and positioning;
(5) start elevation and subsidence regulating device, high-frequency induction welder declines, and welding snare enters aluminum pipe interface;
Program setting elevation and subsidence regulating device is out of service, and under the effect of the optical flame detector on a polished rod frame, welding circle is in aluminum pipe joint weld spots localization;
High-frequency induction welder welds, control weld interval 15-20 second;
Start water cooling system and water circulation cooling is carried out to high-frequency induction welder;
Welding completes, and starts elevation and subsidence regulating device, and high-frequency induction welder rises, and welding circle leaves aluminum pipe interface;
(6) start Workpiece clamping positioner, No. two cylinders pull push rod, and two pieces of connecting plates pull two pieces of clamps to strut; A cylinder pulls No. two chutes, and clamp resets backward;
(7) start rotating device of rotary table, the workpiece welded is rotated welding region, do not weld two workpiece is rotated into welding region simultaneously, carry out welding process next time;
(8) workpiece welded, program setting starts source of the gas, and Workpiece clamping device unclamps the workpiece welded, and takes out the workpiece that welded, puts into new workpiece to be welded, and whole process completes within 15-20 second; Form the Full-automatic high frequency welding gone round and begun again.
The present invention compared with prior art, has following positive effect: reasonable in design, automation mechanized operation, effectively can control high-frequency induction welder lifting, effectively workpiece is transported to assigned address to weld, effectively clamping is fixed to workpiece, ensure that welding job is carried out smoothly.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention.
Fig. 2 is the perspective view of elevation and subsidence regulating device in the present invention.
Fig. 3 is the right TV structure schematic diagram of Fig. 2.
Fig. 4 be in Fig. 3 A-A to sectional structure schematic diagram.
Fig. 5 is the perspective view of Workpiece clamping positioner in the present invention.
Fig. 6 is the plan structure schematic diagram of Fig. 5.
Fig. 7 is the structural representation of workpiece rotary pneumatic pressure positioner in the present invention.
Fig. 8 is the perspective view of workpiece roll packer in Fig. 7.
Fig. 9 is the plan structure schematic diagram of Fig. 7 turntable tumbler.
Figure 10 is the perspective view of the present invention when welding.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by embodiment, the invention will be further described.
Embodiment:
See Fig. 1, the present embodiment comprises frame 1, platen 2, welding machine platen 11, two high-frequency induction welder 3, elevation and subsidence regulating device 100, Workpiece clamping positioner 200 and workpiece rotary pneumatic pressure positioners 300, platen 2 is fixed in frame 1, two high-frequency induction welders 3 are arranged on welding machine platen 11, elevation and subsidence regulating device 100 is arranged on platen 2, and elevation and subsidence regulating device 100 is connected with welding machine platen 11.
See Fig. 2 ~ Fig. 4, described elevation and subsidence regulating device 100 comprises two pieces of fixed heads, 10, two pieces of slide plates 14, screw mandrel 16, feed screw nut 17, servomotor 15, described high-frequency induction welder 3 is arranged on platen 2, and what two pieces of fixed heads 10 were parallel to each other is fixed in frame 1; A fixed head 10 is provided with slide rail 12, slide plate 14 is provided with chute 13, the chute 13 of two pieces of slide plates 14 is inserted on the slide rail 12 of one piece of fixed head 10 respectively; The top of two pieces of slide plates 14 and the lower end of welding machine platen 11 are fixed; Be provided with No. two fixed heads 19 between two pieces of described fixed heads 10, servomotor 15 is fixed on No. two fixed heads 19; Be provided with No. three fixed heads 20 between two pieces of described slide plates 14, feed screw nut 17 is fixed on No. three fixed heads 20; One end of described screw mandrel 16 is connected with servomotor 15, and the other end is connected with the lower end of welding machine platen 11 through after No. two fixed heads 19, No. three fixed heads 20, and feed screw nut 17 is screwed into screw mandrel 16.
Servomotor 15 drives screw mandrel 16 to rotate, and screw mandrel 16 drives feed screw nut 17 to rotate, and feed screw nut 17 promotes slide plate 14 by No. three fixed heads 20 makes welding machine platen 11 move, thus high-frequency induction welder 3 is moved.
In the present embodiment, high-frequency induction welder 3 is provided with Connection Block 4 and welding circle 5, welding circle 5 is provided with condenser pipe 6.High-frequency induction welder 3, in welding process, can produce high temperature, easily causes the damage of high-frequency induction welder 3 and welding circle 5, is carried out the circulating cooling of cooling water, reach the object of rapid heat dissipation by condenser pipe 6, ensure the normal operation of high-frequency induction welder 3.
In the present embodiment, high-frequency induction welder 3 has two.The welding of two workpiece can be carried out simultaneously, increase work efficiency.
In the present embodiment, be provided with fixed mount 23 between two pieces of fixed heads 10, the two ends of fixed mount 23 are fixed with one piece of fixed head 10 respectively.Increasing the soundness of elevation and subsidence regulating device 100, preventing high-frequency induction welder 3 from occurring when being elevated unexpected.
In the present embodiment, slide plate 14 has fixing board slot 22, No. two fixed heads 19 and fix through fixing board slot 22 and a fixed head 10.Slide plate 14 can not have influence on No. two fixed heads 19 when being elevated.
In the present embodiment, the top of screw mandrel 16 is provided with bearing block 18, is provided with bearing 21 in bearing block 18, and bearing block 18 is fixed on welding machine platen 11.Bearing block 18 guarantees that screw mandrel 16 rotates smoothly.
In the present embodiment, described every block fixed head 10 is provided with two slide rails 12, every block slide plate 14 is provided with two chutes 13, slide rail 12 to be just inserted in chute 13 and to match each other.Article two, it is more stable when slide rail 12 makes slide plate 14 be elevated.
During use, starting servomotor 15 drives screw mandrel 16 to rotate, screw mandrel 16 drives feed screw nut 17 to rotate, feed screw nut 17 promotes No. three fixed heads 20 and moves up, No. three fixed heads 20 drive slide plate 14 to move up, slide plate 14 slides on slide rail 12, drives welding machine platen 11 to move up, thus high-frequency induction welder 3 is moved up.Servomotor 15 reverses, and high-frequency induction welder 3 moves down.High-frequency induction welder 3 completes welding job when moving to certain position.
See Fig. 5 ~ Fig. 6, described Workpiece clamping positioner 200 comprises bracing frame 24, cylinder 25, No. two cylinders 30, No. two slide rails 26, No. two chutes 28, No. two slide plates 29, holder 32, push rod 31, two pieces of connecting plates 33, two panels clamps 34, bracing frame 24 is fixed on platen 2, a described cylinder 25 is fixed on bracing frame 24, No. two slide rails 26 are fixed on a cylinder 25, No. two chutes 28 are inserted in No. two slide rails 26, No. two slide plates 29 are fixed on No. two chutes 28, and No. two cylinders 30 and holder 32 are fixed on No. two slide plates 29; Described push rod 31 is through holder 32, and one end of push rod 31 is connected with No. two cylinders 30, and the other end is connected with one end of two pieces of connecting plates 33, the other end of two pieces of connecting plates 33 be connected with a slice clamp 34 respectively, two panels clamp 34 is connected with holder 32.
In the present embodiment, a cylinder 25 is provided with on two pieces of adjustable plates, 37, No. two chutes 28 and is provided with limit base 27, limit base 27 is between two pieces of adjustable plates 37.Adjustable plate 37 and limit base 27 can limit the slide anteroposterior distance of No. two chutes 28, thus carry out spacing to the distance of clamp 34 movement, and clamp 34 can be made to reach position accurately.The position of plate 37 on a cylinder 25 can be controlled to adjust as required simultaneously.
In the present embodiment, the end of two panels clamp 34 is connected with holder 32 by connecting pin 35, and the middle part of two panels clamp 34 is connected with connecting plate 33 by connecting pin 35.Clamp 34 is flexibly connected with between connecting plate 33, holder 32, clamps and unclamps more smooth and easy.
In the present embodiment, be connected with push rod 31 by connecting pin 35 after one end of two pieces of connecting plates 33 overlaps each other.Two pieces of connecting plates 33 can synchronization action under the effect of push rod 31.
During use, a cylinder 25 promotes No. two chutes 28 and slides on No. two slide rails 26, and No. two chutes 28 drive No. two slide plates 29 to move, thus drives clamp 34 to move forward and backward; No. two cylinders 30 drive push rod 31 to move forward and backward, and push rod 31 drives two pieces of connecting plates 33 to make two panels clamp 34 clamp and unclamp.
Clamp 34 can be advanced to the position of workpiece by a cylinder 25, and No. two cylinders 30 control clamp 34 clamping work pieces, weld.After welding terminates, No. two cylinders 30 control clamp 34 and unclamp workpiece, and a cylinder 25 controls clamp 34 and retreats the position leaving workpiece.
See Fig. 1, Fig. 7 ~ Fig. 9, described workpiece rotary pneumatic pressure positioner 300 comprises the rotating disk standpipe 39 of hollow, top rotary table 40, lower rotary table 41, air tube connector 53, No. four cylinders 50, tracheae 52, Workpiece clamping device I, workpiece roll packers II, platen 2 is fixed in frame 1, described top rotary table 40 is fixed on the top of rotating disk standpipe 39, lower rotary table 41 is fixed on the lower end of rotating disk standpipe 39, lower rotary table 41 is provided with rotating device of rotary table III; The bottom of rotating disk standpipe 39 through platen 2, and is connected with tracheae 52 connector 53; No. four described cylinders 50 are fixed in frame 1, and one end of tracheae 52 is connected with No. four cylinders 50, and the other end is connected with Workpiece clamping device I through after tracheae 52 connector 53, rotating disk standpipe 39 successively.Workpiece 9 enters between Workpiece clamping device I and workpiece roll packer II, and No. four cylinders 50 to rotate gas by conveyed to Workpiece clamping device I, control Workpiece clamping device I clamping work pieces 9; Rotating device of rotary table III controls lower rotary table 41 and rotates, and is turned to by workpiece 9 and specifies the position of welding to weld.
Described Workpiece clamping device I comprises support 42, No. three cylinders 43 and clamping frame 44, and support 42 is fixed on top rotary table 40, and No. three cylinders 43 are arranged on support 42, and clamping frame 44 is connected with No. three cylinders 43, and tracheae 52 is connected with No. three cylinders 43; Described Workpiece clamping device I has six, is evenly distributed on the periphery of top rotary table 40.Gas is transported in No. three cylinders 43, and No. three cylinders 43 rotarily drive clamping frame 44 and clamped by workpiece 9; Weld rear No. three cylinders 43 to control clamping frame 44 and unclamp, take out workpiece 9.
Described workpiece roll packer II comprises turning rolls 61 and some rollers 62 of matching each other and roller shaft 63, and turning rolls 61 is fixed on lower rotary table 41, and the two ends of roller shaft 63 are fixed in turning rolls 61, and roller 62 is inserted in roller shaft 63; Described workpiece roll packer II has six, is evenly distributed on the periphery of lower rotary table 41.Workpiece 9 is placed on the roller 62 of workpiece roll packer II, is pushed between workpiece roll packer II and Workpiece clamping device I by workpiece 9, so that Workpiece clamping device I clamps, conveying is convenient.
In correspondence with each other, every two pieces Workpiece clamping device I in correspondence with each other and workpiece roll packer II are positioned at same perpendicular for described six Workpiece clamping devices I and the position of six workpiece roll packers II.The present invention is mainly used in the condenser pipe joint weld of the full Aluminium evaporator of air-conditioning, and evaporimeter is a block length square panel, and the both sides up and down that Workpiece clamping device I and workpiece roll packer II can be arranged on evaporimeter are fixed.
In the present embodiment, lower rotary table 41 lower end is provided with rolling balancer IV, and rolling balancer IV is made up of row's support roller 46, and support roller 46 is arranged in rolling wheel support 61, and rolling wheel support 61 is fixed on platen 2, and lower rotary table 41 is pressed on support roller 46; Described rolling balancer IV has six, corresponding with the position of six workpiece roll packers II respectively.Six Workpiece clamping devices I and six workpiece roll packers II symmetry mutually, form workpiece 9 conveying assembly, make workpiece 9 keep balance and stability in rotary course.
In the present embodiment, rotating device of rotary table III comprises adapter sleeve 47, turbine 54, scroll bar 60, connector 58, servomotor 15, described rotating device of rotary table III is fixed on the lower end of platen 2 by fixed mount 59, adapter sleeve 47 is inserted in the lower end of rotating disk standpipe 39, and turbine 54 is inserted in the bottom of rotating disk standpipe 39; Upper end and the lower rotary table 41 of adapter sleeve 47 are fixed, and lower end and turbine 54 are fixed; Described scroll bar 60 is connected with servomotor 15 by connector 58, and scroll bar 60 snaps in turbine 54 and matches each other.Servomotor 15 drives scroll bar 60 to rotate, and scroll bar 60 drives turbine 54 to rotate, and turbine 54 drives lower rotary table 41 to rotate by adapter sleeve 47, thus workpiece 9 is rotated.
In the present embodiment, the outside cover of adapter sleeve 47 has fixed cover 48, and fixed cover 48 is fixed with platen 2.Fixed cover 48 sends collision when rotated for preventing adapter sleeve 47.
See Fig. 2, Fig. 7, described platen 2 is fixed with the side-lower that a light-operated frame 81 and two No. two light-operated framves, 82, light-operated frame 81 are positioned at welding machine platen 11, a light-operated frame 81 is provided with three optical flame detectors 7 from high to low; No. two light-operated framves 82 are provided with optical flame detector 7, two No. two light-operated framves 82 with the center of circle of lower rotary table for summit becomes hexagonal angle.A light-operated frame 81 is for controlling location when welding bedplate up-down, and No. two light-operated framves 82 are for controlling the location of workpiece 9 in rotary course.
The operation principle of the present embodiment:
The present embodiment realizes the welding of A/C evaporator aluminum pipe 8 interface by program control technology, and shaping welding wire is inserted in aluminum pipe 8 interface, disposablely realizes accurate high frequency welding fabrication.
Program setting is as follows:
(1) air-pressure controlling: 0.05MPa, compressed air 0.5MPa;
(2) high-frequency welding temperature controls: 640 DEG C; Temperature can be regulated according to different materials, regulate temperature range 280-850 DEG C;
(3) control weld interval: 15-20 second, once weld 2 workpiece;
(4) workpiece conveying rotates dual control: each anglec of rotation 120 °, and the optical flame detector 7 by servomotor on program control and No. two light-operated framves 82 is located;
(5) high-frequency induction welder 3 is elevated and is just located by the optical flame detector 7 on a light-operated frame 81;
See Fig. 1, Figure 10, the welding technique of the present embodiment is as follows:
(1) shaping welding wire is inserted in A/C evaporator aluminum pipe 8 interface, workpiece rotary pneumatic pressure positioner 300 put into by workpiece 9 to be welded, starts power supply and enters working procedure;
(2) start Workpiece clamping device I, No. four cylinders 50 to rotate, gas is sent into No. three cylinders 43 by tracheae 52, and gas drives No. three cylinders 43 to rotate, and workpiece 9 is clamped by clamping frame 44;
(3) rotating device of rotary table III is started, servomotor 15 controls scroll bar 60 and rotates, scroll bar 60 drives turbine 54 to rotate, turbine 54 drives lower rotary table 41 to rotate by adapter sleeve 47, thus the workpiece 9 on lower rotary table 41 is rotated to assigned address, then servomotor 15 controls lower rotary table 41 and stops the rotation, workpiece conveying accurately location under the effect of the optical flame detector 7 on No. two light-operated framves 82;
(4) start Workpiece clamping positioner 200, No. two cylinders 30 and promote push rod 31, two pieces of connecting plates 33 promote two pieces of clamps 34 and strut;
A cylinder 25 promotes No. two chutes 28 and slides on No. two slide rails 26, and aluminum pipe 8 place pushed ahead by clamp 34;
No. two cylinders 30 pull push rod 31, and two pieces of connecting plates 33 pull two pieces of clamps 34 by aluminum pipe 8 clamping and positioning;
(5) start elevation and subsidence regulating device 100, high-frequency induction welder 3 declines, and welding circle 5 is inserted in aluminum pipe 8 interface;
Program setting elevation and subsidence regulating device 100 is out of service, and under the effect of the optical flame detector 7 on a polished rod frame 81, welding circle 5 is in aluminum pipe 8 joint weld spots localization;
High-frequency induction welder 3 welds, control weld interval 15-20 second;
Start water cooling system and water circulation cooling is carried out to high-frequency induction welder 3;
Welding completes, and start elevation and subsidence regulating device 100, high-frequency induction welder 3 rises, and welding circle 5 leaves aluminum pipe 8 interface;
(6) start Workpiece clamping positioner 200, No. two cylinders 30 and pull push rod 31, two pieces of connecting plates 33 pull two pieces of clamps 34 to strut; A cylinder 25 pulls No. two chutes 28, and clamp 34 resets backward;
(7) start rotating device of rotary table III, the workpiece 9 welded is rotated welding region, do not weld two workpiece 9 is rotated into welding region simultaneously, carry out welding process next time;
(8) workpiece 9 welded, program setting starts Workpiece clamping device I, unclamps the workpiece 9 welded, and takes out the workpiece 9 welded, puts into new workpiece to be welded 9, and whole process completes within 15-20 second; Form the Full-automatic high frequency welding gone round and begun again.
In addition, it should be noted that, the specific embodiment described in this description, as long as the undeclared concrete shape of its part and size, then this part can for any shape and size adapted with its structure; Meanwhile, the title that part is got also can be different.All equivalences of doing according to structure, feature and the principle described in inventional idea of the present invention or simple change, be included in the protection domain of patent of the present invention.
Claims (10)
1. a Full-automatic high frequency bonding machine, comprise frame, platen, platen is fixed in frame, it is characterized in that: it also comprises welding machine platen, two high-frequency induction welder, elevation and subsidence regulating device, Workpiece clamping positioner and workpiece rotary pneumatic pressure positioners, two high-frequency induction welders are arranged on welding machine platen, elevation and subsidence regulating device is arranged on platen, and elevation and subsidence regulating device is connected with welding machine platen;
Described Workpiece clamping positioner comprises bracing frame, cylinder, No. two cylinders, No. two slide rails, No. two chutes, No. two slide plates, holder, push rod, two pieces of connecting plates, two panels clamps, a described cylinder is fixed on bracing frame, No. two slide rails are fixed on a cylinder, No. two chutes are inserted in No. two slide rails, No. two slide plates are fixed on No. two chutes, and No. two cylinders and holder are fixed on No. two slide plates; Described push rod is through holder, and one end of push rod is connected with No. two cylinders, and the other end is connected with one end of two pieces of connecting plates, the other end of two pieces of connecting plates be connected with a slice clamp respectively, two panels clamp is connected with holder;
Described workpiece rotary pneumatic pressure positioner comprises the rotating disk standpipe of hollow, top rotary table, lower rotary table, air tube connector, No. four cylinders, tracheae, Workpiece clamping device, workpiece roll packers, described top rotary table is fixed on the top of rotating disk standpipe, lower rotary table is fixed on the lower end of rotating disk standpipe, and lower rotary table is provided with rotating device of rotary table; The bottom of rotating disk standpipe through platen, and is connected with air tube connector; No. four described cylinders are fixed in frame, and one end of tracheae is connected with No. four cylinders, and the other end is connected with Workpiece clamping device through after air tube connector, rotating disk standpipe successively;
Described platen is fixed with a light-operated frame and two No. two light-operated framves, a light-operated chord position, in the side-lower of welding machine platen, a light-operated frame is provided with three optical flame detectors from high to low; No. two light-operated framves are provided with optical flame detector, two No. two light-operated framves with the center of circle of lower rotary table for summit becomes hexagonal angle.
2. Full-automatic high frequency bonding machine according to claim 1 and welding method thereof, it is characterized in that: described elevation and subsidence regulating device comprises two pieces of fixed heads, two pieces of slide plates, screw mandrel, feed screw nut, servomotor, described high-frequency induction welder is arranged on welding machine platen, and what two pieces of fixed heads were parallel to each other is fixed on platen; A fixed head is provided with slide rail, slide plate is provided with chute, the chute of two pieces of slide plates is inserted on the slide rail of one piece of fixed head respectively; The top of two pieces of slide plates and the lower end of welding machine platen are fixed;
Be provided with No. two fixed heads between two pieces of described fixed heads, servomotor is fixed on No. two fixed heads;
Be provided with No. three fixed heads between two pieces of described slide plates, feed screw nut is fixed on No. three fixed heads;
One end of described screw mandrel is connected with servomotor, and the other end is connected with the lower end of welding machine platen through after No. two fixed heads, No. three fixed heads, and feed screw nut is screwed into screw mandrel.
3. Full-automatic high frequency bonding machine according to claim 2 and welding method thereof, is characterized in that: described high-frequency induction welder is provided with Connection Block and welding circle, welding circle is provided with condenser pipe.
4. the Workpiece clamping positioner of the Full-automatic high frequency bonding machine according to claim 1 or 3, is characterized in that: a described cylinder is provided with two pieces of adjustable plates, and No. two chutes are provided with limit base, and limit base is between two pieces of adjustable plates.
5. the Workpiece clamping positioner of Full-automatic high frequency bonding machine according to claim 1, it is characterized in that: described Workpiece clamping device comprises support, No. three cylinders and clamping frame, support is fixed on top rotary table, No. three cylinders are rack-mount, clamping frame is connected with No. three cylinders, and tracheae is connected with No. three cylinders; Described Workpiece clamping device has six, is evenly distributed on the periphery of top rotary table.
6. the Workpiece clamping positioner of Full-automatic high frequency bonding machine according to claim 1 or 5, it is characterized in that: described workpiece roll packer comprises turning rolls and some rollers of matching each other and roller shaft, turning rolls is fixed on lower rotary table, the two ends of roller shaft are fixed in turning rolls, and roller is inserted in roller shaft; Described workpiece roll packer has six, is evenly distributed on the periphery of lower rotary table.
7. the Workpiece clamping positioner of Full-automatic high frequency bonding machine according to claim 6, it is characterized in that: in correspondence with each other, every two pieces Workpiece clamping device in correspondence with each other and workpiece roll packer are positioned at same perpendicular for six described Workpiece clamping devices and the position of six workpiece roll packers.
8. the Full-automatic high frequency bonding machine according to claim 1 or 7 and welding method thereof, it is characterized in that: described lower rotary table lower end is provided with rolling balancer, rolling balancer is made up of row's support roller, support roller is arranged in rolling wheel support, rolling wheel support is fixed on platen, and lower rotary table is pressed on support roller; Described rolling balancer has six, corresponding with the position of six workpiece roll packers respectively.
9. Full-automatic high frequency bonding machine according to claim 8 and welding method thereof, it is characterized in that: described rotating device of rotary table comprises adapter sleeve, turbine, scroll bar, connector, servomotor, described rotating device of rotary table is fixed on the lower end of platen by fixed mount, adapter sleeve is inserted in the lower end of rotating disk standpipe, and turbine is inserted in the bottom of rotating disk standpipe; Upper end and the lower rotary table of adapter sleeve are fixed, and lower end and turbine are fixed; Described scroll bar is connected with servomotor by connector, and scroll bar snaps in turbine and matches each other.
10. the welding method of the Full-automatic high frequency bonding machine according to any one of claim 1-9, it is characterized in that: it realizes the welding of A/C evaporator aluminum pipe interface by program control technology, shaping welding wire is inserted in aluminum pipe interface, disposablely realizes accurate high frequency welding fabrication;
Program setting is as follows:
(1) air-pressure controlling: 0.05MPa, compressed air 0.5MPa;
(2) high-frequency welding temperature controls: 640 DEG C; Temperature can be regulated according to different materials, regulate temperature range 280-850 DEG C;
(3) control weld interval: 15-20 second, once weld 2 workpiece;
(4) workpiece conveying rotates dual control: each anglec of rotation 120 °, and the optical flame detector by servomotor on program control and No. two light-operated framves is located;
(5) high-frequency induction welder lifting height is by the optical flame detector location on a light-operated frame;
Welding technique of the present invention is as follows:
(1) shaping welding wire is inserted in A/C evaporator aluminum pipe interface, workpiece rotary pneumatic pressure positioner put into by evaporimeter, starts power supply and enters working procedure;
(2) start source of the gas, Workpiece clamping device is by Workpiece clamping;
(3) start rotating device of rotary table, wherein two workpiece are rotated into the below of two high-frequency induction welders; Program setting rotating device of rotary table is out of service, workpiece conveying location under the effect of the optical flame detector on No. two light-operated framves;
(4) start Workpiece clamping positioner, No. two cylinders promote push rod, and two pieces of connecting plates promote two pieces of clamps and strut;
A cylinder promotes No. two chutes and slides on No. two slide rails, and aluminum pipe place pushed ahead by clamp;
No. two cylinders pull push rod, and two pieces of connecting plates pull two pieces of clamps by aluminum pipe clamping and positioning;
(5) start elevation and subsidence regulating device, high-frequency induction welder declines, and welding snare enters aluminum pipe interface;
Program setting elevation and subsidence regulating device is out of service, and under the effect of the optical flame detector on a polished rod frame, welding circle is in aluminum pipe joint weld spots localization;
High-frequency induction welder welds, control weld interval 15-20 second;
Start water cooling system and water circulation cooling is carried out to high-frequency induction welder;
Welding completes, and starts elevation and subsidence regulating device, and high-frequency induction welder rises, and welding circle leaves aluminum pipe interface;
(6) start Workpiece clamping positioner, No. two cylinders pull push rod, and two pieces of connecting plates pull two pieces of clamps to strut; A cylinder pulls No. two chutes, and clamp resets backward;
(7) start rotating device of rotary table, the workpiece welded is rotated welding region, do not weld two workpiece is rotated into welding region simultaneously, carry out welding process next time;
(8) workpiece welded, program setting starts source of the gas, and Workpiece clamping device unclamps the workpiece welded, and takes out the workpiece that welded, puts into new workpiece to be welded, and whole process completes within 15-20 second; Form the Full-automatic high frequency welding gone round and begun again.
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| CN106271005A (en) * | 2016-10-14 | 2017-01-04 | 合肥太通制冷科技有限公司 | A kind of wire-tube evaporator automatic rotary welding device |
| CN106925878A (en) * | 2017-04-18 | 2017-07-07 | 苏州宏创高频加热设备有限公司 | A kind of automatic control system of high-frequency induction welder |
| CN109551160A (en) * | 2018-12-29 | 2019-04-02 | 南京银尚科技发展有限公司 | Artificial turntable |
| CN110369824A (en) * | 2019-07-04 | 2019-10-25 | 青岛海尔空调器有限总公司 | A kind of welder and method of A/C evaporator |
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| CN105014223B (en) | 2017-10-27 |
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Denomination of invention: A fully automatic high-frequency welding machine and its welding method Effective date of registration: 20230707 Granted publication date: 20171027 Pledgee: Zhejiang Tonglu rural commercial bank Limited by Share Ltd. science and Technology City Branch Pledgor: HANGZHOU JIUGU MACHINERY TECHNOLOGY Co.,Ltd. Registration number: Y2023330001396 |