CN105665893A - Consumable electrode gas shielded welding pipe plate welding machine - Google Patents
Consumable electrode gas shielded welding pipe plate welding machine Download PDFInfo
- Publication number
- CN105665893A CN105665893A CN201610222791.1A CN201610222791A CN105665893A CN 105665893 A CN105665893 A CN 105665893A CN 201610222791 A CN201610222791 A CN 201610222791A CN 105665893 A CN105665893 A CN 105665893A
- Authority
- CN
- China
- Prior art keywords
- central
- central canal
- sliding
- affixed
- expansion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 70
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 5
- 230000008961 swelling Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 5
- 210000004907 gland Anatomy 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/173—Arc welding or cutting making use of shielding gas and of a consumable electrode
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- 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
Abstract
The invention discloses a consumable electrode gas shielded welding pipe plate welding machine which comprises a central pipe, an expansion device and a speed reducer. The expansion device is fixed to the lower end of the central pipe. An output shaft of the speed reducer is connected to the outer surface of the central pipe in a sleeving mode and further fixedly connected with a rotating mechanism. The rotating mechanism comprises a central slide block fixedly connected with the output shaft of the speed reducer, and a welding gun clamping base rigidly connected with the central slide block. The expansion device comprises an expansion outer sleeve fixed to the lower end of the central pipe. At least four expansion blocks with big-end-down inner diameters are circumferentially fixed to the expansion outer sleeve. The inner surfaces of the expansion blocks are connected with expansion inner sleeves in a sliding mode. Central lead screws upwards penetrating through an inner hole of the central pipe are fixedly connected to the expansion inner sleeves. The upper ends of the central lead screws are connected with locking rotary knobs through threads.
Description
Technical field
The present invention relates to welding machine field, particularly relate to a kind of welding machine welded being applied between pipe with steel plate.
Background technology
Tube-sheet Welding, as the term suggests being exactly welding between pipe with steel plate, mainly appears on the welding of the welding of smoke pipe and steel plate in the process that boiler drum produces, the welding of bobbin carriage tube sheet, air preheater tube sheet and various heat exchanger tube sheet.
The method of current Tube-sheet Welding mainly has two kinds: manual electric arc welding and non-melting electrode argon arc welding, and wherein the solder technology of operator is required height by manual electric arc welding, and during welding, deposition rate is very low, and wlding waste is comparatively serious, and repair rate is high; And the welding equipment price of non-melting electrode argon arc welding is high, volume is relatively big, safeguard complexity, power requirement is also higher, and owing to being utilize argon that metal wlding is protected, welding cost is higher.
Summary of the invention
The invention provides a kind of gas metal-arc welding tube plate welder; adopt common CO2 inversion welding source, utilize lower-cost CO2 gas to carry out wlding protection, realize automatic welding by arranging of the mechanism such as tensioner, rotation; reduce production cost, improve welding quality.
For reaching above-mentioned purpose, the scheme that the present invention takes is: gas metal-arc welding tube plate welder, the reductor of described central canal outer surface it is connected to including central canal, the swelling device being fixed on central canal lower end and output sleeve, the output shaft of described reductor is also connected with rotating mechanism, and described rotating mechanism includes the central slider affixed with speed reducer output shaft and welding gun grip slipper rigidly connected with described central slider; Described swelling device includes the tensioner overcoat being fixed on central canal lower end, described tensioner overcoat circumferencial direction is fixed with under at least four internal diameter and goes up greatly the little block that rises, the block inner surface that rises is sliding tensioner inner sleeve, described tensioner inner sleeve is connected with the center screw mandrel being upward through central canal endoporus, the upper end of described center screw mandrel has been threaded connection locking knob, and described locking knob is connected with central canal outer surface by screw thread.
As preferably, gear shaft that described reductor includes being socketed on described central canal outer surface and engage with described gear shaft and central shaft is connected to the little gear of drive motor, described drive motor is fixed in the casing affixed with central canal, and described casing is connected with gear shaft by sliding bearing.
As optimization, also include being positioned at the up-down adjustment knob being connected above casing and by screw thread with described central canal outer surface, described up-down adjustment knob lower end is provided with and outward extends flange, lug upper surface is connected to the positioning gland affixed with casing by thrust bearing, flange lower surface is connected to by thrust bearing and affixed with casing and sliding with central canal slides up and down locating piece, the described endoporus sliding up and down locating piece is provided with boss, and central canal and described boss correspondence position are provided with vertical slideway; The position adjustment of welding gun height can be realized by rotating up-down adjustment knob.
As optimization, described central slider slip up is connected to two and lays respectively at central canal both sides and the sliding thick stick being parallel to each other through central slider, one end of described two sliding thick sticks is affixed by rear position plate and described welding gun grip slipper, the other end is connected with prelocalization plate with threaded hole, in described screwed hole through there being one end to be connected with central slider by bearing, the other end be provided with the adjusting screw of adjusting knob, welding gun can rotate around central canal with slide block, realize the welding of whole circumferential weld, the distance between welding gun and central canal can also be realized by rotation of adjustment knob.
As optimization, described tightening piece outer surface hoop has spring, under the tightening force effect of spring, it is achieved the automatically interior of tightening piece is received.
As optimization, the outer set upper side of described tensioner is also connected with the positioning sleeve being coaxial therewith, and described positioning sleeve upper edge is provided with outward extending boss, facilitates the location of welding machine central canal.
As preferably, described welding gun grip slipper includes the support affixed with described rear position plate and the mounting seat that rotating shaft is hinged with described support is passed through at two ends, described mounting seat side has been bolted pressing plate, welding gun is fixed in mounting seat by pressing plate, the rotating shaft both sides of described at least one end are respectively arranged with and endoporus threaded left nut sliding with support, right nut, described left nut and right nut have the arc gap identical with shaft radius with rotating shaft couple positioned opposite, the endoporus of left nut and right nut is jointly through there being a tie down screw, turn tie down screw, then left nut and right nut are all drawn close to rotating shaft, until rotating shaft is held tightly by arc gap, realize angle of welding gun to regulate and fixing.
The invention has the beneficial effects as follows: achieve the automatization of Tube-sheet Welding, improve speed of welding, reducing operator's labor intensity, after welding, repair rate is low, and welding machine deposition rate and wlding utilization rate are increased dramatically; The source of welding current needed for this equipment has only to CO2 welding equipment common on the market, uses common CO2 gas to carry out wlding protection, significantly reduces production cost; Employing central canal is stationary body, and equipment volume is little, safeguards simple.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram.
Fig. 2 is A-A sectional view in Fig. 1.
Fig. 3 is B-B sectional view in Fig. 2.
Fig. 4 is I place zoomed-in view in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is described clearly and completely.
Gas metal-arc welding tube plate welder as shown in Figure 1, including central canal 3, reductor and the swelling device being fixed on central canal 3 lower end, gear shaft 8 that reductor includes being socketed on the outer surface of central canal 3 and engage with gear shaft 8 and central shaft is connected to the little gear 19 of drive motor 21, drive motor 21 is fixed in the casing 7 affixed with central canal 3, casing 7 lower end is connected with gear shaft 8 by sliding bearing, casing 7 is provided above the up-down adjustment knob 4 being connected by screw thread with central canal 3 outer surface, the lower end of up-down adjustment knob 4 is provided with and outward extends flange, lug upper surface is connected to the positioning gland 6 affixed with casing 7 by thrust bearing 5, flange lower surface is connected to by thrust bearing and affixed with casing 7 and sliding with central canal 3 slides up and down locating piece 20, the endoporus sliding up and down locating piece 20 is provided with boss, central canal 13 and boss correspondence position are provided with vertical slideway.
The outside being positioned at casing 7 on gear shaft 8 is also connected with rotating mechanism, described rotating mechanism includes the central slider 12 affixed with gear shaft 8, central slider 12 slip up is connected to two and lays respectively at central canal 13 both sides and the sliding thick stick 22 being parallel to each other through central slider 12, one end of two sliding thick sticks 22 is connected with welding gun grip slipper by rear position plate 23, the other end is connected with prelocalization plate 9 with threaded hole, and through there being one end to pass through, bearing 24 is connected with central slider 12, the other end is provided with the adjusting screw 10 of adjusting knob 11 in the screwed hole of prelocalization plate 9, for convenience of adjusting angle and fixing, welding gun grip slipper includes the support 25 affixed with rear position plate 23 and the mounting seat 27 that rotating shaft 32 is hinged with support 25 is passed through at two ends, the side of mounting seat 27 has been bolted pressing plate 26, wherein rotating shaft 32 both sides of one end are respectively arranged with and endoporus threaded left nut 28 sliding with support 25, right nut 29, left nut 28 has the arc gap identical with rotating shaft 32 radius with right nut 29 with rotating shaft 32 couple positioned opposite, the endoporus of left nut 28 and right nut 29 is jointly through there being a tie down screw 30, the end of tie down screw 30 is provided with knob 31, when regulating angle of welding gun, welding gun 18 is put in mounting seat 27, fixing with pressing plate 26, unscrew tie down screw 30, left nut 28 and right nut 29 leave rotating shaft 32, now can regulate its angle by rotary welding gun, after welding gun is rotated in place, tighten tie down screw 30, left nut 28 and right nut 29 simultaneously close to rotating shaft 32, until rotating shaft 32 is held tightly, to reach the purpose of fixing welding gun.
Swelling device includes the tensioner overcoat 17 being fixed on central canal 3 lower end, tensioner overcoat 17 upper end is also connected with the positioning sleeve 13 being coaxial therewith, the upper edge of positioning sleeve 13 is provided with outward extending boss, the circumferencial direction of tensioner overcoat 17 is fixed with under four internal diameters and goes up greatly the little block 15 that rises, the outer surface hoop of block 15 of rising has spring 14, the inner surface of block 15 of rising is sliding tensioner inner sleeve 16, tensioner inner sleeve 16 is connected with the center screw mandrel 1 being upward through central canal 3 endoporus, the upper end of center screw mandrel 1 has been threaded connection locking knob 2, locking knob 2 is connected with central canal 3 outer surface by screw thread.
During use, first workpiece is fixed, again swelling device in this welding machine is stretched in pipe, positioning sleeve 13 is utilized to carry out this welding machine location at tube center, rotate clockwise locking knob 2, tensioner inner sleeve 16 is mentioned by center screw mandrel 1, and the block 15 that rises expands outwardly quickly to realize the fixing of this welding machine and workpiece under the extruding of tensioner inner sleeve; Then pass through up-down adjustment knob 4 and regulate welding gun height, regulate angle of welding gun by tie down screw 30, regulated the horizontal range of welding gun distance workpiece by adjusting screw 10; Starting power supply, drive motor drives welding gun to rotate centered by the axis of central canal 3, and limit rotates and becomes welding, and rotation completes the welding of a workpiece after turning around; Turning locking knob 2 counterclockwise, tensioner inner sleeve 16 moves down, block 15 interior shifting under the tightening of spring 14 of rising, and departs from workpiece, by the machine from removal in the workpiece welded, puts to another workpiece, repeats above-mentioned work process. Whole welding process only needs an operator to complete, and greatly reduces enterprise's cost of labor.
The above is only the preferred embodiment of the present invention; protection scope of the present invention is not limited merely to above-described embodiment; all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention; should be understood that; for those skilled in the art; some improvements and modifications without departing from the principles of the present invention, also should be regarded as protection scope of the present invention.
Claims (7)
1. gas metal-arc welding tube plate welder, it is characterized in that: include central canal, be fixed on the swelling device of central canal lower end and output sleeve is connected to the reductor of described central canal outer surface, the output shaft of described reductor is also connected with rotating mechanism, and described rotating mechanism includes the central slider affixed with speed reducer output shaft and welding gun grip slipper rigidly connected with described central slider; Described swelling device includes the tensioner overcoat being fixed on central canal lower end, described tensioner overcoat circumferencial direction is fixed with under at least four internal diameter and goes up greatly the little block that rises, the block inner surface that rises is sliding tensioner inner sleeve, described tensioner inner sleeve is connected with the center screw mandrel being upward through central canal endoporus, the upper end of described center screw mandrel has been threaded connection locking knob, and described locking knob is connected with central canal outer surface by screw thread.
2. gas metal-arc welding tube plate welder according to claim 1; it is characterized in that: described reductor includes being socketed on the gear shaft of described central canal outer surface and engages with described gear shaft and central shaft is connected to the little gear of drive motor; described drive motor is fixed in the casing affixed with central canal, and described casing is connected with gear shaft by sliding bearing.
3. gas metal-arc welding tube plate welder according to claim 2, it is characterized in that: also include being positioned at the up-down adjustment knob being connected above casing and by screw thread with described central canal outer surface, described up-down adjustment knob lower end is provided with and outward extends flange, lug upper surface is connected to the positioning gland affixed with casing by thrust bearing, flange lower surface is connected to by thrust bearing and affixed with casing and sliding with central canal slides up and down locating piece, the described endoporus sliding up and down locating piece is provided with boss, central canal and described boss correspondence position are provided with vertical slideway.
4. gas metal-arc welding tube plate welder according to claim 1; it is characterized in that: described central slider slip up is connected to two and lays respectively at central canal both sides and the sliding thick stick being parallel to each other through central slider; one end of described two sliding thick sticks is affixed by rear position plate and described welding gun grip slipper; the other end is connected with prelocalization plate with threaded hole, in described screwed hole through there being one end to be connected with central slider by bearing, the other end be provided with the adjusting screw of adjusting knob.
5. gas metal-arc welding tube plate welder according to claim 1, it is characterised in that: described tightening piece outer surface hoop has spring.
6. gas metal-arc welding tube plate welder according to claim 1 or 5, it is characterised in that: the outer set upper side of described tensioner is also connected with the positioning sleeve being coaxial therewith, and described positioning sleeve upper edge is provided with outward extending boss.
7. gas metal-arc welding tube plate welder according to claim 1; it is characterized in that: described welding gun grip slipper includes the support affixed with described rear position plate and the mounting seat that rotating shaft is hinged with described support is passed through at two ends; described mounting seat side has been bolted pressing plate; the rotating shaft both sides of described at least one end are respectively arranged with and endoporus threaded left nut, right nut sliding with support; described left nut has the arc gap identical with shaft radius with right nut with rotating shaft couple positioned opposite, and the endoporus of left nut and right nut is jointly through there being a tie down screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610222791.1A CN105665893B (en) | 2016-04-12 | 2016-04-12 | Gas metal-arc welding tube plate welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610222791.1A CN105665893B (en) | 2016-04-12 | 2016-04-12 | Gas metal-arc welding tube plate welder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105665893A true CN105665893A (en) | 2016-06-15 |
| CN105665893B CN105665893B (en) | 2018-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610222791.1A Active CN105665893B (en) | 2016-04-12 | 2016-04-12 | Gas metal-arc welding tube plate welder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105665893B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624263A (en) * | 2017-01-09 | 2017-05-10 | 河海大学常州校区 | Pipe plate joint whole-position automatic welding equipment |
| CN107127496A (en) * | 2017-07-05 | 2017-09-05 | 上海大松瓦楞辊有限公司 | One kind intubation bonding machine |
| CN107855692A (en) * | 2017-11-28 | 2018-03-30 | 哈尔滨行健智能机器人股份有限公司 | Tube-sheet Welding robotic gun gas shield device |
| CN108856973A (en) * | 2018-06-14 | 2018-11-23 | 温州大学 | A kind of arc welding system of adjustable externally-applied magnetic field |
| CN108942012A (en) * | 2018-06-27 | 2018-12-07 | 河海大学常州校区 | A kind of heat exchanger tube sheet connector ring seam automatic welding equipment |
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|---|---|---|---|---|
| US3987274A (en) * | 1974-10-03 | 1976-10-19 | Morris Lamar Whaley | Portable welding machine for welding terminals of tubes |
| DE3412494C1 (en) * | 1984-04-03 | 1985-08-14 | Müweld Schweißtechnik GmbH, 8000 München | Device for welding tubes in place |
| CN1986143A (en) * | 2005-12-22 | 2007-06-27 | 昆山市华恒焊接设备技术有限责任公司 | Automatic welding gun |
| CN203045119U (en) * | 2013-01-11 | 2013-07-10 | 常德市林宏锅炉有限公司 | Full-automatic tube plate welding machine |
| CN205571679U (en) * | 2016-04-12 | 2016-09-14 | 魏松涛 | Melt utmost point gas shielded arc welding tube sheet welding machine |
-
2016
- 2016-04-12 CN CN201610222791.1A patent/CN105665893B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3987274A (en) * | 1974-10-03 | 1976-10-19 | Morris Lamar Whaley | Portable welding machine for welding terminals of tubes |
| DE3412494C1 (en) * | 1984-04-03 | 1985-08-14 | Müweld Schweißtechnik GmbH, 8000 München | Device for welding tubes in place |
| CN1986143A (en) * | 2005-12-22 | 2007-06-27 | 昆山市华恒焊接设备技术有限责任公司 | Automatic welding gun |
| CN203045119U (en) * | 2013-01-11 | 2013-07-10 | 常德市林宏锅炉有限公司 | Full-automatic tube plate welding machine |
| CN205571679U (en) * | 2016-04-12 | 2016-09-14 | 魏松涛 | Melt utmost point gas shielded arc welding tube sheet welding machine |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624263A (en) * | 2017-01-09 | 2017-05-10 | 河海大学常州校区 | Pipe plate joint whole-position automatic welding equipment |
| CN107127496A (en) * | 2017-07-05 | 2017-09-05 | 上海大松瓦楞辊有限公司 | One kind intubation bonding machine |
| CN107855692A (en) * | 2017-11-28 | 2018-03-30 | 哈尔滨行健智能机器人股份有限公司 | Tube-sheet Welding robotic gun gas shield device |
| CN107855692B (en) * | 2017-11-28 | 2024-03-29 | 芜湖行健智能机器人有限公司 | Welding gun gas protection device of tube plate welding robot |
| CN108856973A (en) * | 2018-06-14 | 2018-11-23 | 温州大学 | A kind of arc welding system of adjustable externally-applied magnetic field |
| CN108856973B (en) * | 2018-06-14 | 2020-12-04 | 温州大学 | Electric arc welding system capable of adjusting external magnetic field |
| CN108942012A (en) * | 2018-06-27 | 2018-12-07 | 河海大学常州校区 | A kind of heat exchanger tube sheet connector ring seam automatic welding equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105665893B (en) | 2018-06-26 |
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Effective date of registration: 20231011 Address after: No. 2-11, Kaifeng Road, Shibei District, Qingdao, Shandong 266000 Patentee after: Qingdao Huashengqi Technology Co.,Ltd. Address before: Unit 202, Building 3, No. 58 Renmin 1st Road, Qingdao, Shandong Province, 266000 Patentee before: Wei Songtao |