CN103286433B - Rotating welding electrode structure of pipe pile seam welder - Google Patents
Rotating welding electrode structure of pipe pile seam welder Download PDFInfo
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- CN103286433B CN103286433B CN201310266737.3A CN201310266737A CN103286433B CN 103286433 B CN103286433 B CN 103286433B CN 201310266737 A CN201310266737 A CN 201310266737A CN 103286433 B CN103286433 B CN 103286433B
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Abstract
The invention relates to a pipe pile seam welder, in particular to a rotating welding electrode structure of the pipe pile seam welder. The rotating welding electrode structure comprises support plates, a conducting electrode plate, a welding electrode plate and a spring locating assembly. A pendulum shaft is assembled between the two corresponding support plates, the conducting electrode plate and the welding electrode plate which are assembled together through a locating sleeve are installed on a reinforcing plate, the reinforcing plate is fixedly connected to the pendulum shaft, one end of the reinforcing plate is hinged to a spring locating rod in the spring locating assembly, and a balance body is assembled at the other end of the reinforcing plate. The rotating welding electrode structure has the advantages that by additionally installing the balance body on a welding electrode, the gravity of the balance body and centrifugal force generated when the balance body works on the welding electrode are utilized to balance or offset the gravity or centrifugal force of the welding electrode through the pendulum shaft, so that the welding electrode can provide almost balanced welding pressure within a whole circumference range, complete conditions are provided for reducing welding pressure or welding current at the time, and accordingly energy conservation and consumption reduction are achieved indeed.
Description
Technical field
The present invention relates to tube pile seam welder, specifically a kind of tube pile seam welder rotating welding electrode structure.
Background technology
When the rotating welding electrode of tube pile seam welder works, move in a circle along soldering copper dish (fixed electrode), will the longitudinal reinforcement of soldering copper dish circumference is distributed in and be welded together by the circumferential reinforcement that Dao Jin mechanism imports.There is subject matter and be in existing structure rotating welding electrode: electrode pressure alters a great deal, rotating welding electrode often welds one week, and welding electrode pressure is all changing at any time at diverse location, when pad is at the highest notch, welding electrode pressure is maximum, as shown in Figure 1; Be in left and right horizontal position welding electrode pressure medium, as shown in Figure 2,3; When being in minimum point, welding electrode pressure is minimum, as shown in Figure 4.The size of welding electrode pressure directly can affect the change of pad contact resistance, causes welding current to change further, thus affects the inconsistent of Joint Strength.Welding electrode pressure is excessive, pad contact resistance reduces, current density reduces, need very large electric current guarantee solder joint firm, when welding electrode pressure is too small, contact resistance increases, under excessive electric current, welding can produce strong splashing, so when electrode pressure sharply changes, only have by increasing electrode pressure and strengthening all solder joint firm welding that welding current could meet a circumference, the result that this welding electrode pressure sharply alternately changes is: electrode pressure is excessive causes welding electrode (copper coin) Fast Wearing, too high welding current cause welding electrode so that whole welding circuit seriously overheated, cause a large amount of wastes of electric energy, simultaneously because electrode welds under motion state, the excessive reinforcing bar of also often burning of electric current.Electrode pressure is non-constant, causes welding electrode depression distance cannot accomplish effective control, and welding electrode plate and hoop muscle rub in rotary course always, and the wearing and tearing of aggravation welding electrode plate, welding electrode plate is very short for service life.
Summary of the invention
The present invention is directed to problem described in above background technology, a kind of tube pile seam welder rotating welding electrode structure is provided, to overcome the alternately change of welding electrode pressure, ensure circumference welding electrode constant pressure everywhere, significantly reduce the pressure of force application spring, thus reduction welding current, play energy-conservation effect, and ensure welding quality.
The technical solution used in the present invention is:
A kind of tube pile seam welder rotating welding electrode structure, comprises gripper shoe, conductive electrode plate, welding electrode plate, spring positioning component, is equipped with a balance staff between two corresponding described gripper shoes; The described conductive electrode plate fitted together by positioning sleeve and described welding electrode plate are arranged on a stiffener, described stiffener is fixed on described balance staff, spring backstay in stiffener one end and spring positioning component is hinged, and the stiffener other end is equipped with balanced body.
Adopt the present invention of technique scheme, compared with prior art, its outstanding feature is:
By installing balanced body additional on welding electrode, balance or offset gravity or the centrifugal force of welding electrode self by balance staff with the gravity of balanced body self and the centrifugal force that produces when welding electrode works, make welding electrode can provide the welding pressure being close to balance in whole circumference range, at this moment have ready conditions completely and reduce welding pressure and welding current, thus realize truly saving energy and reduce the cost.
The present invention further technical scheme is: be connected with connecting plate between two corresponding described gripper shoes, described connecting plate be equipped with electrode travel adjusting bolt.
Adopt the present invention of said structure, its beneficial effect is: under the prerequisite of welding electrode constant pressure, connecting plate installs additional electrode travel adjusting bolt, make welding electrode volume under pressure precisely controlled, so only rotate to the position having longitudinal rib (cage muscle height point position) at welding electrode, welding electrode just effectively contacts with hoop muscle, and when rotating to low dot location between two longitudinal ribs, welding electrode plate contacts hardly with circumferential reinforcement, wear and tear very little, the service life of such welding electrode plate is extended further.
The present invention further technical scheme can also be: add eccentric shaft between two corresponding described gripper shoes, described eccentric shaft is equipped with the excentric sleeve that control electrode swings, described excentric sleeve is equipped with handle.
Adopt the present invention of said structure, its beneficial effect is: only need pull handle, rotates excentric sleeve to offset maximum position, just can conveniently wear muscle, unloads cage and shearing ring to muscle.
Accompanying drawing explanation
Fig. 1 is existing structure rotating welding electrode welding point welding electrode pressure schematic diagram when being at the highest notch.
Fig. 2, Fig. 3 are existing structure rotating welding electrode welding point welding electrode pressure schematic diagrames when being in left and right horizontal position.
Fig. 4 is existing structure rotating welding electrode welding point welding electrode pressure schematic diagram when being in minimum point.
Fig. 5 is rotating welding electrode welding point of the present invention welding electrode pressure schematic diagram when being at the highest notch.
Welding electrode pressure schematic diagram when Fig. 6, Fig. 7 rotating welding electrode welding point of the present invention is in left and right horizontal position.
Fig. 8 is rotating welding electrode welding point of the present invention welding electrode pressure schematic diagram when being in minimum point.
In figure: longitudinal rib 1, hoop muscle 2, silk steel governor motion 3, gripper shoe 4, conductive electrode plate 5, welding electrode plate 6, spring limiting board 7, spring backstay 8, spring 9, positioning sleeve 10, balance staff 11, electrode travel adjusting bolt 12, connecting plate 13, handle 14, eccentric shaft 15, excentric sleeve 16, stiffener 17, balanced body 18.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described, and object is only to understand content of the present invention better.
See Fig. 5, tube pile seam welder rotating welding electrode structure described in the present embodiment, its gripper shoe 4 forms clamping plate type supporting construction by draw money on credit fagging and short gripper shoe, and be fixedly connected with silk steel governor motion 3 by fagging of drawing money on credit, draw money on credit between fagging and short gripper shoe and be equipped with a balance staff 11 and an eccentric shaft 15; Conductive electrode plate 5 and welding electrode plate 6 are fitted together by positioning sleeve 10, are arranged on a stiffener 17 affixed with balance staff 11; Spring positioning component is made up of spring limiting board 7, spring backstay 8, spring 9 and spring adjusting nut, spring limiting board 7 is assemblied in the clamping plate type supporting construction that is made up of draw money on credit fagging and short gripper shoe, spring backstay 8 is arranged on spring limiting board 7, spring backstay 8 is hinged with stiffener 17 one end, and stiffener 17 other end is equipped with balanced body 18; The clamping plate type supporting construction be made up of draw money on credit fagging and short gripper shoe is connected with connecting plate 13, connecting plate 13 is equipped with electrode travel adjusting bolt 12; Eccentric shaft 15 is equipped with excentric sleeve 16, excentric sleeve 16 is equipped with handle 14.
The relative constancy principle of electrode pressure in the welding electrode course of work is described below in conjunction with Fig. 5, Fig. 6, Fig. 7, Fig. 8.
When pad is positioned at peak, as shown in Figure 5, welding electrode is subject to downward spring pressure F3, the gravity F2 of welding electrode itself, the negative pressure that electrode centrifugal force F1, the balanced body 18 centrifugal force F4 of balance staff 11 both sides and balanced body 18 gravity F5 produce, the center of circle is negligible dorsad simultaneously for balance staff 11 both sides centrifugal force F1, F4, the pressure that electrode gravity F2 produces and balanced body 18 gravity F5 are to the negative pressure of electrode also close to balance, and the pressure that such pad is subject to is only from the pressure F3 that spring produces.
When pad is positioned at minimum point, as shown in Figure 8, welding electrode is subject to spring pressure F3 upwards, and the gravity F2 of electrode itself changes into the negative pressure of butt welding contact, and balanced body 18 gravity F5 produces the normal pressure of butt welding contact, and both balance each other.Centrifugal force F1, F4 that balance staff 11 both sides produce also are mutual balances, so the electrode pressure that pad is really subject to is still spring pressure F3.
When pad moves to two horizontal levels in left and right, as shown in Figure 6, Figure 7, electrode gravity F2 and balanced body 18 gravity F5 does not almost affect electrode pressure, and the centrifugal force F1 that electrode produces also can ignore, and pad is stressed remains spring pressure F3.
In the present embodiment, under the prerequisite of welding electrode constant pressure, connecting plate 13 installs additional electrode travel adjusting bolt 12, make welding electrode volume under pressure precisely controlled, so only rotate to the position having longitudinal rib 1 (cage muscle height point position) at welding electrode, welding electrode just effectively contacts with hoop muscle 2, and when rotating to low dot location between two longitudinal ribs 1, welding electrode plate 6 contacts hardly with hoop muscle 2, wear and tear very little, the service life of such welding electrode plate 6 is extended further.
In addition, conductive electrode plate 5 installs stiffener 17 additional, further increase conductive electrode intensity, optimize conductive electrode stress condition, conductive electrode plate 5 is extended service life.
In the present embodiment, by installing eccentric shaft 15 and excentric sleeve 13 and handle 11 additional, more conveniently wearing muscle, unloading the operation to muscle of cage and shearing ring.
Claims (3)
1. a tube pile seam welder rotating welding electrode structure, comprises gripper shoe, conductive electrode plate, welding electrode plate, spring positioning component, it is characterized in that, is equipped with a balance staff between two corresponding described gripper shoes; The described conductive electrode plate fitted together by positioning sleeve and described welding electrode plate are arranged on a stiffener, described stiffener is fixed on described balance staff, spring backstay in stiffener one end and spring positioning component is hinged, and the stiffener other end is equipped with balanced body.
2. tube pile seam welder rotating welding electrode structure as claimed in claim 1, is characterized in that, is connected with connecting plate, described connecting plate is equipped with electrode travel adjusting bolt between two corresponding described gripper shoes.
3. tube pile seam welder rotating welding electrode structure as claimed in claim 1, is characterized in that, adds eccentric shaft, described eccentric shaft is equipped with the excentric sleeve that control electrode swings, described excentric sleeve is equipped with handle between two corresponding described gripper shoes.
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| CN201310266737.3A CN103286433B (en) | 2013-06-29 | 2013-06-29 | Rotating welding electrode structure of pipe pile seam welder |
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| CN201310266737.3A CN103286433B (en) | 2013-06-29 | 2013-06-29 | Rotating welding electrode structure of pipe pile seam welder |
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| CN103286433B true CN103286433B (en) | 2015-05-13 |
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| CN103624389B (en) * | 2013-12-21 | 2016-04-27 | 唐山市天泽专用焊接设备有限公司 | For welding the seam welder rotation electrode of different cross section concrete pile reinforcement cage |
| CN104128701B (en) * | 2014-08-21 | 2016-04-27 | 唐山市天泽专用焊接设备有限公司 | The rotary welding device of tapered electric pole reinforcing bar cage seam welding |
| CN105364285B (en) * | 2014-09-01 | 2017-06-06 | 臧东生 | The welder of automatic reducer seam welder |
| CN114178667B (en) * | 2021-11-02 | 2023-11-21 | 中铁四局集团有限公司 | Steel reinforcement cage traction mechanism for automatic seam welder |
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| ITMC20070150A1 (en) * | 2007-07-20 | 2009-01-21 | Leo Ferrari | DEVICE FOR ASSEMBLY OF METAL CAGES FOR POLES OR SIMILAR IN REINFORCED CONCRETE. |
| CN101817117A (en) * | 2009-02-26 | 2010-09-01 | 凌德祥 | Seam welder of reinforcing cage for pre-stressed concrete hollow square pipe pile |
| CN201415312Y (en) * | 2009-05-29 | 2010-03-03 | 泰州市恒源建材机械有限公司 | Automatic regulating device for welding of multifunctional roll welder |
| CN201922164U (en) * | 2010-12-22 | 2011-08-10 | 东莞奕华电子有限公司 | Automatic point welding machine |
| CN102728942B (en) * | 2012-07-10 | 2014-04-02 | 南充泰鹏机械有限公司 | Lower electrode device of seam welder |
| CN202804465U (en) * | 2012-08-29 | 2013-03-20 | 上海沿浦金属制品股份有限公司 | Automatic pressure balancing structure for resistance welding of double electrode tips |
| CN202855446U (en) * | 2012-10-24 | 2013-04-03 | 蒋磊 | Cable woven belt discharging apparatus |
| CN203304775U (en) * | 2013-06-29 | 2013-11-27 | 唐山市天泽专用焊接设备有限公司 | Spin welding electrode structure of tubular pile roll seam welding machine |
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