CN201677119U - Automatic argon arc welding head - Google Patents
Automatic argon arc welding head Download PDFInfo
- Publication number
- CN201677119U CN201677119U CN2010201666036U CN201020166603U CN201677119U CN 201677119 U CN201677119 U CN 201677119U CN 2010201666036 U CN2010201666036 U CN 2010201666036U CN 201020166603 U CN201020166603 U CN 201020166603U CN 201677119 U CN201677119 U CN 201677119U
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- welding
- spring
- tungsten electrode
- ring
- electrode rod
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Abstract
The utility model discloses an automatic argon arc welding head and solves the problem of defects to a certain extent on both structure and performance in the prior art. The automatic argon arc welding head is characterized in that a supporting system is provided with an electric ring seat capable of installing a dynamic electric ring and a static electric ring and cooling water inlet and outlet; a head positioning system is provided with a spindle, a positioning rod, an expansion handle, an expansion connection sleeve, an expansion spring, an elastic positioner and a regulating nut; a rotating system is provided with a gear sleeve sleeved on the spindle, a spring sleeve, a spring and a dynamic electric ring; a welding gun system is provided with a sealed gas hood and an insulation sleeve; and a hook port of the sealed gas hood is provided with a porcelain sleeve. The utility model adopts a water, electricity and gas integrated mode. The automatic argon arc welding head is small and light, has simple, compact and practical structure, is as close to rationalization as possible, has more optimized welding effect, has more attractive formed welding seam, greatly improves welding efficiency, enables one person to simultaneously operate 2 to 3 welding machines and is suitable for welding of a heat exchanger, a condenser, a condenser pipe and an air cooler in the industries of petrifaction, generation and the like.
Description
Technical field:
The utility model relates to the arc-welding apparatus that uses protective gas, relates to the welding head of the automatic argon arc welder that is used for Stainless Steel Tubular Plates, mouth of pipe welding or rather.
Background technology:
Flourish along with whole its people, heat exchanger tube be as the important ring in the production and processing process, and quality, the efficient of welding has also been proposed increasing requirement day by day.Previously, most of producers adopt manual electric arc welding and manual argon arc welding, and these two kinds of welding methods are used the stainless steel welded pipe production line a lot of shortcomings: groove preparation cost height before the sheet material weldering; Welding efficiency is slow; Because be manual operations, welding quality can not get assurance, weld seam is inhomogeneous, and profile is not attractive in appearance, and product percent of pass is low etc.
Owing to need the pipe of welding to be arranged as triangle, prismatic or irregular form, this has just determined that existing popular pipe welding machine on market all is the centre of location, driven by motor ring gear are finished annular trace around the centre of location motion with the hole more.Occur some pipe welding machines automatically at present on the domestic market, on structural behaviour, all had defective to a certain extent.The employing cup-shaped cover that has is in conjunction with elastic positioner and three-jaw leg, shortcoming is manually to clasp operation, and the locator requirement on machining accuracy is quite high, even so, in the actual production, also often there is sizable tolerance in the pipe endoporus on the workpiece, and fit clearance wants petty excessive in the time of will causing locator to locate with pipe orifice, can not reach pinpoint purpose, want petty gap too small, be not easy to fill in pore, and in case produce that the overlap locator is very difficult again to be extracted from pore.Have with the fixing welding gun of planer-type crosshead, operate and very loaded down with trivial details, every weldering one root canal orifice is all wanted X, the Y two-dimensional position of repetitive operation welding gun, utilizes the taper seat of circular cone locator to contact with the mouth of pipe and locatees, positioning accuracy is not high like this, operability is relatively poor.The airtight gas hood that has be lined with glass burn easily, cracked, when particularly welding, the airtight gas hood of tungsten electrode and metal may contact discharge, causes short circuit.
Summary of the invention:
The purpose of this utility model is to overcome the welding head that the deficiencies in the prior art provide a kind of automatic argon arc welder, compact conformation, and dependable performance, and sealing is tight, flexible operation, easy to maintenance.
The technical solution adopted in the utility model is as follows: comprise support system, head navigation system, rotary system, welding gun system, circuit board, counter etc., rotary system comprises direct current generator, gear, the welding gun system comprises tungsten electrode rod, tungsten electrode rod fixed head, tungsten electrode rod connecting plate, the tungsten electrode rod is fixed on the tungsten electrode rod connecting plate by tungsten electrode rod fixed head, it is characterized in that:
Described support system comprises left bracing frame, right bracing frame, and electric ring seat and cooling water intake and delivery port that moving electricity ring, electrostatic ring can be installed are set on left bracing frame, and electric ring seat inwall is provided with the groove of cooling water turnover; Fixing swelling adapter sleeve on right bracing frame;
Described head navigation system comprises main shaft, backstay, swelling handle, swelling adapter sleeve, swelling spring, elastic positioner, adjusting nut; Main shaft is provided with air admission hole and netted venthole, and tail end is that the backstay of a projection passes main shaft, and is concentric with main shaft, and cooperates with the swelling handle by cam, bearing; The swelling spring is set between the projection of backstay tail end and the main shaft; The backstay front end is provided with adjusting nut, elastic positioner;
Described rotary system also comprises geared sleeve, spring housing, spring, the moving electricity ring that is enclosed within on the main shaft, geared sleeve connects gear and moving electricity ring respectively by gear pin, rotating ring pin, between gear and the moving electricity ring spring housing, spring are set, one side of moving electricity ring is near the electrostatic ring that connects power supply, and another side connects tungsten electrode rod connecting plate;
Described welding gun system also comprises airtight gas hood, insulation sleeve, and the cover mouth of airtight gas hood is provided with insulator, plays high temperature resistant, protection, insulating effect, and cover is provided with three adjustable jackscrews, with stabilization head.
As shown from the above technical solution, the utility model utilizes thin plate from molten mode, and line up welds.Adopted water, electric gentle integral type, the head small volume and less weight, practicality simple and compact for structure, workable; Welding effect is optimized more, and appearance of weld is more attractive in appearance, non-oxidation, pore, leak source phenomenon; Structurally more be tending towards rationalizing, operation more is tending towards hommization, the easier assurance of quality, welding efficiency improves greatly, one people can operate 2-3 platform welding machine simultaneously, be the breakthrough of the last matter of tube plate welder development history, be applicable to the welding of industry heat exchangers such as petrochemical industry, generating, condenser pipe, condenser tube, air cooler.
Description of drawings:
Fig. 1 is a front view of the present utility model.
Fig. 2 is a left view of the present utility model.
Fig. 3 is a right view of the present utility model.
Fig. 4 is the front view of the utility model main shaft.
Fig. 5 is the left view of the utility model main shaft.
Fig. 6 is the front view of the utility model geared sleeve.
Fig. 7 is the right view of the utility model geared sleeve.
Fig. 8 is the front view of the utility model electricity ring seat.
Fig. 9 is the cutaway view of the utility model electricity ring seat.
Figure 10 is the right view of the utility model electricity ring seat.
Figure 11 is the front view of the moving electricity ring of the utility model.
Figure 12 is the right view of the moving electricity ring of the utility model.
Figure 13 is the front view of the airtight gas hood of the utility model.
Figure 14 is the right view of the airtight gas hood of the utility model.
Among the figure, 1. backstay, 2. adjusting nut, 3. elastic positioner, 4. airtight gas hood, 5. insulation sleeve, 6. tungsten electrode rod, 7. tungsten electrode rod fixed head, 8. tungsten electrode rod connecting plate, 9. counter, 10. electric ring seat, 11. left gripper shoes, 12. water inlet, 13. electrostatic rings, 14. circuit boards, 15. spring housings, 16. spring, 17. gears, 18. geared sleeves, 19. main shafts, 20. the swelling adapter sleeve, 21. cams, 22. right gripper shoes, 23. air admission holes, 24. motor, 25. circuit assemblies, 26. swelling handles, 27. switches, 28. the swelling spring, 29. projections, 30. ventholes, 31. the rotating ring pin, 32. gear pin, 33. grooves, 34. moving electricity ring, 35. insulators, 36. jackscrews.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1, welding gun of the present utility model system comprises tungsten electrode rod 6, tungsten electrode rod fixed head 7, tungsten electrode rod connecting plate 8, and tungsten electrode rod 6 is fixed on the tungsten electrode rod connecting plate 8 by tungsten electrode rod fixed head 7; Also comprise the airtight gas hood 4 that metal makes, the insulation sleeve 5 that ceramic material is made, shown in Figure 13,14, airtight gas hood 4 be a metal material, and the cover mouth is provided with insulator 35, high temperature resistant, protection, insulating effect, and cover is provided with three adjustable jackscrews 36, with stabilization head.
Support system of the present utility model comprises left bracing frame 11, right bracing frame 22, and electric ring seat 10 and cooling water intake 12 and delivery port are set on left bracing frame 11.Fig. 8,9, the 10th, the structural representation of electric ring seat 11.Electric as shown in Figure 9 ring seat 11 inwalls are provided with the groove 32 of cooling water turnover, and moving electricity ring 34, electrostatic ring 13 can be installed in inside; Figure 11, the 12nd, the structural representation of moving electricity ring 34.Fixing swelling adapter sleeve 20 on right bracing frame 22.
Head navigation system of the present utility model comprises main shaft 19, backstay 1, swelling adapter sleeve 20, swelling handle 26, swelling spring 28, elastic positioner 3, adjusting nut 2; As Fig. 4, shown in Figure 5, main shaft 19 is provided with air admission hole 23 and netted venthole 30.Tail end is that the backstay 1 of a projection 29 passes main shaft 19, and is concentric with main shaft 19, and is used by cam 21, bearing with swelling handle 26; As shown in Figure 4, between the projection 29 of backstay 1 tail end and the main shaft 19 swelling spring 28 is set; Backstay 1 front end is provided with adjusting nut 2, elastic positioner 3.Like this, drive backstay 1 reach by pulling straight swelling handle 26, the taper seat of the adjusting nut 2 that backstay 1 termination is provided with just struts elastic positioner 3 endoporus, and elastic positioner 3 is expanded firmly in pipe; Unclamp swelling handle 26 and make backstay 1 retraction, elastic positioner 3 just unclamps, and is easy to operate, quick.Elastic positioner 3 promptly will need only backstay 1 spur elastic positioner 3 swelling firmly about 2mm in pipe generally than the little 1--2mm of pipe endoporus.In head when work, just need not manual intervention like this, and the positioning accuracy height, and elastic positioner 3 processing dimension excursions are big, easily processing.
Rotary system of the present utility model also comprises geared sleeve 18, spring housing 15, spring 16, moving electricity ring 34.Fig. 6, the 7th, the structural representation of geared sleeve 18.Geared sleeve 18 connects gear 17 and moving electricity ring 34 respectively by gear pin 31, rotating ring pin 32.Between gear 17 and the moving electricity ring 34 spring housing 15, spring 16 are set, one side of moving electricity ring 34 is near the electrostatic ring 13 that connects power supply, and another side connects tungsten electrode rod connecting plate 8.Like this, motor 24 drives by gear 17, geared sleeve 18 and moves electricity ring 34, tungsten electrode rod 6 rotates.
As shown in Figure 2, on left bracing frame 11, also be provided with the counter 9 that is connected with circuit board 14; As shown in Figure 3, on right bracing frame 22, also be provided with the switch 27 that is connected with circuit board 14.
The utility model also can be provided with cooling fan.
The operation principle of welding:
During welding, elastic positioner 3 is inserted in the welded tube, pull straight swelling handle 26, elastic positioner 3 struts, fixedly head.Push switch 27, inert gas are from air admission hole 23 air inlets of main shaft 19, from netted venthole 30 air feed; Motor 24 drives moving electricity ring 34 by gear 17, geared sleeve 18 and rotates, and makes tungsten electrode rod 6 around the welded tube rotation; Continuous cooling water is water inlet 12 from the left bracing frame 11 and delivery port turnover constantly, takes away the heat of high temperature that welding produces; The heat that produces the electric arc generation between tungsten electrode and the thin-wall stainless steel plate melts steel plate and forms weld seam.
Claims (1)
1. automatic argon welding head, comprise support system, head navigation system, rotary system, welding gun system, circuit board, counter, rotary system comprises direct current generator, gear, the welding gun system comprises tungsten electrode rod, tungsten electrode rod fixed head, tungsten electrode rod connecting plate, the tungsten electrode rod is fixed on the tungsten electrode rod connecting plate by tungsten electrode rod fixed head, it is characterized in that:
Described support system comprises left bracing frame (11), right bracing frame (22), go up electric ring seat (10) and cooling water intake (12) and the delivery port that setting can be installed moving electricity ring (34), electrostatic ring (13) at left bracing frame (11), electric ring seat (10) inwall is provided with the groove (33) of cooling water turnover; Go up fixedly swelling adapter sleeve (20) at right bracing frame (22);
Described head navigation system comprises main shaft (19), backstay (1), swelling handle (26), swelling adapter sleeve (20), swelling spring (28), elastic positioner (3), adjusting nut (2); Main shaft (19) is provided with air admission hole (23) and netted venthole (30), and tail end is that the backstay (1) of a projection (29) passes main shaft (19), and is concentric with main shaft (19), and cooperates with swelling handle (26) by cam (21), bearing; Between the projection (29) of backstay (1) tail end and the main shaft (19) swelling spring (28) is set; Backstay (1) front end is provided with adjusting nut (2), elastic positioner (3);
Described rotary system also comprises geared sleeve (18), spring housing (15), spring (16), the moving electricity ring (34) that is enclosed within on the main shaft (19), geared sleeve (18) connects gear (17) and moving electricity ring (34) respectively by gear pin (32), rotating ring pin (31), between gear (17) and the moving electricity ring (34) spring housing (15), spring (16) are set, one side of moving electricity ring (34) is near the electrostatic ring (13) that connects power supply, and another side connects tungsten electrode rod connecting plate (18);
Described welding gun system also comprises airtight gas hood (4), insulation sleeve (5), and the cover mouth of airtight gas hood (4) is provided with insulator (35), and cover is provided with three adjustable jackscrews (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201666036U CN201677119U (en) | 2010-03-19 | 2010-03-19 | Automatic argon arc welding head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201666036U CN201677119U (en) | 2010-03-19 | 2010-03-19 | Automatic argon arc welding head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201677119U true CN201677119U (en) | 2010-12-22 |
Family
ID=43342179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201666036U Expired - Lifetime CN201677119U (en) | 2010-03-19 | 2010-03-19 | Automatic argon arc welding head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201677119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780588A (en) * | 2010-03-19 | 2010-07-21 | 章亮 | Automatic argon welding head |
-
2010
- 2010-03-19 CN CN2010201666036U patent/CN201677119U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780588A (en) * | 2010-03-19 | 2010-07-21 | 章亮 | Automatic argon welding head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101222 Effective date of abandoning: 20111123 |