CN201922163U - Conductive welding device for single-sided seam welding of wear-resistant belt of petroleum drill rod - Google Patents
Conductive welding device for single-sided seam welding of wear-resistant belt of petroleum drill rod Download PDFInfo
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- CN201922163U CN201922163U CN2011200419303U CN201120041930U CN201922163U CN 201922163 U CN201922163 U CN 201922163U CN 2011200419303 U CN2011200419303 U CN 2011200419303U CN 201120041930 U CN201120041930 U CN 201120041930U CN 201922163 U CN201922163 U CN 201922163U
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- conducting block
- welding
- gland
- conductive
- insulation sleeve
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Abstract
The utility model relates to a surfacing device for a petroleum drill rod, in particular to a conductive welding device for single-sided seam welding of a wear-resistant belt of the petroleum drill rod. Bearings are respectively arranged at front ends of a left shaft and a right shaft, insulating sleeves are firmly fixed on the bearings, a welding roller wheel and a conductive roller wheel are arranged at the outer parts of the insulating sleeves, one ends of the two roller wheels are respectively in contact with one end of a conductive block, a left conductive block and a right conductive block are insulated from the left and the right shafts, springs and pressing sleeves are arranged on both the left and the right shafts, one ends of the springs are in contact with one ends of the insulating sleeves, and the other ends of the springs are in contact with the pressing sleeves; and the pressure of the springs enables the left conductive block and the right conductive block to be in reliable contact with the two roller wheels so as to form a conductive passageway. The device is integrated into a whole through a mounting frame, a guide column and a connecting plate and is directly fixed on a resistance welding machine for welding the wear-resistant belt. The device has the advantages that the two roller wheels are arranged at the same side of a weldment and keep concentric, therefore, the contact resistance is small in the welding process, conductive areas are uniformly distributed, and welding quality is stable. The surfacing device is very suitable for the single-sided resistance seam welding of the wear-resistant belt of the petroleum drill rod.
Description
Technical field
The utility model relates to the manufacturing and the reparation field of oil drill rocker, relates in particular to the wear-resisting band single face seam of a kind of oil drill rocker weldering conductive solder device.
Background technology
On traditional electric-resistance seam-welding machine, two welding rolls are installed up and down, and promptly roller is positioned at the two sides of weldment.The formed current field of such constructional device is can't the wear-resisting tape welding silk of oil drill rocker be welded, and secondarily in the level loop, the electrically conducting manner that is adopted has following two kinds: first kind is to utilize cu bearing liner, and filling castor oil and graphite powder are lubricated and conduct electricity; Second kind is to adopt mercury to conduct electricity revolving the axial region position.These two kinds of electrically conducting manners have following major defect in production process for many years:
1. cu bearing liner is behind filling castor oil and graphite powder, and contact resistance is bigger, and the conductive region skewness, and the damage of axle and bearing shell is bigger, and influences the stability of welding quality.
2. mercury easily causes severe contamination to environment, now bans use of.
The utility model content
The purpose of this utility model is to provide a kind of contact resistance little, and conductive region is evenly distributed, the wear-resisting band single face seam of a kind of oil drill rocker of welding quality stable weldering conductive solder device.
The utility model is that the front end at left side axle and right axle is equipped with left and right sides bearing respectively, the welding roll insulation sleeve is fastened on the left bearing, the conductive roller insulation sleeve is fastened on the right bearing, and welding roll is located at outside the welding roll insulation sleeve, and conductive roller is located at outside the conductive roller insulation sleeve; Conductive roller contacts with an end of right conducting block, and an end of welding roll contacts with an end of left conducting block; Left side conducting block insulation sleeve is located on the axle of a left side, and is positioned at left conducting block, and right conducting block insulation sleeve is located on the right axle, and is positioned at right conducting block; On left side axle and right axle, be respectively equipped with left and right sides spring and left and right sides gland; One end of left spring and an end in contact of left conducting block insulation sleeve, the other end contacts with left gland, an end of right spring and an end in contact of right conducting block insulation sleeve, its other end contacts with right gland; Left side installing rack is outside left spring and left gland, and right installing rack is outside right spring and right gland; Left side locating piece is located on the welding roll installing rack, and the one end is near the other end of left conducting block, and the other end of left gland has left clamp nut, between left gland and left clamp nut left packing ring is arranged; Right locating piece is located on the right installing rack, and the one end is near the other end of right conducting block, and the other end of right gland has right clamp nut, between right gland and right clamp nut right packing ring is arranged.
Welding roll and left side axle is installed is with conductive roller and right axle is installed is concentric; And the width of conductive roller is greater than the welding roll width.
Be respectively equipped with corresponding water hole on the left and right conducting block.
Advantage of the present utility model is that two rollers are located at the same side of weldment, and contact resistance is little during welding, and conductive region is evenly distributed, welding quality stable.The mother metal cracking problem that it has been produced when having solved with additive method welding petroleum drilling rod wear-resistant belt.The utility model is very suitable for the single face seam weldering of the wear-resisting band of oil drill rocker.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is an A-A profile of the present utility model.
Fig. 3 is the installation site schematic diagram of conductive solder device on welding machine.
The right conducting block 29-of the 1-conductive roller 2-welding roll installing rack 3-welding roll 4-left bearing 5-welding roll left conducting block 7-of the insulation sleeve 6-left conducting block insulation sleeve 8-left locating piece 15-of the left packing ring 14-of the left clamp nut 13-of the left axle 12-of the left gland 11-of the left installing rack 10-of the left spring 9-left water hole 16-guide pillar 17-upper mounting plate 18-right installing rack 26-of the right gland 25-of the right axle 24-of the right packing ring 23-of the right clamp nut 22-of the right locating piece 21-of the right water hole 20-of yoke plate 19-right spring 27-right conducting block insulation sleeve 28-right bearing 30-conductive roller insulation sleeve 31-screw 32-welding wire 33-welding transformer 34-balancing weight 35-copper strips 36-cylinder 37-cylinder axis
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further details.
The utility model is to be made of welding roll, conductive roller, conducting block, axle, bearing, spring and insulation sleeve etc., it is that front end at left side axle (11) and right axle (23) is equipped with left and right sides bearing (4) and (29) respectively, welding roll insulation sleeve (5) is fastened on the left bearing (4), conductive roller insulation sleeve (30) is fastened on the right bearing (29), welding roll (3) is located at outside the welding roll insulation sleeve (5), and conductive roller (1) is located at outside the conductive roller insulation sleeve (30); Conductive roller (1) contacts with an end of right conducting block (28), and an end of welding roll (3) contacts with an end of left conducting block (6), and welding roll (3) and left side axle (11) is installed is with conductive roller (1) and right axle (23) is installed is concentric; And the width of conductive roller (1) is greater than welding roll (3) width, and the optimum width of its welding roll (3) is 9～12mm, and the optimum width of conductive roller is 25～30mm.Left side conducting block insulation sleeve (7) is located on the left side axle 11, and be positioned at left conducting block (6), right conducting block insulation sleeve (27) is located on the right axle (23), and is positioned at right conducting block (28), and on left and right sides conducting block (6), (28) corresponding respectively water hole, the left and right sides (15), (19) of being provided with; On left side axle (11) and right axle (23), be respectively equipped with left and right sides spring (8), (26) and left and right sides gland (10), (24); One end in contact of one end of left spring (8) and left conducting block insulation sleeve (7), the other end contacts with left gland (10), an end in contact of an end of right spring (26) and right conducting block insulation sleeve (27), its other end contacts with right gland (24); Left side installing rack (9) is outside left spring (8) and left gland (10), and right installing rack (25) is outside right spring (26) and right gland (24); Left side locating piece (14) is located on the left installing rack of welding roll (3) (2), the one end is near the other end of left conducting block (6), the other end of left side gland (10) has left clamp nut (12), between left gland (10) and left clamp nut (12) left packing ring (13) is arranged; Right locating piece (20) is located on the right installing rack (25), and the one end is near the other end of right conducting block (28), and the other end of right gland (24) has right clamp nut (21), between right gland (24) and right clamp nut (21) right packing ring (22) is arranged.
At Fig. 1, shown in Figure 2, the front end of left side axle (11), right axle (23) is equipped with bearing (4) and (29), welding roll insulation sleeve (5) is fastened on the bearing (4), conductive roller insulation sleeve (30) is fastened on the bearing (29), welding roll (3) is located at outside the welding roll insulation sleeve (5), and conductive roller 1 is located at outside the conductive roller insulation sleeve (30).Thereby assurance welding roll (3) insulate with axle in rotation with conductive roller (1).
Conductive roller (1) contacts with an end of right conducting block (28); One end of welding roll (3) contacts with an end of left conducting block (6).Left side conducting block insulation sleeve (7) is located on the left side axle (11), and is positioned at left conducting block (6); Right conducting block insulation sleeve (27) is located on the right axle (23), and is positioned within the right conducting block (28).Can make left and right conducting block (6), (28) and axle insulation like this.
On left side axle (11) and right axle (23), be respectively equipped with left and right spring (8), (26) and left gland (10) and right gland (24); One end of left spring (8) contacts with an end of left conducting block insulation sleeve (7), and the other end contacts with left gland (10); One end of right spring (26) contacts with an end of right conducting block insulation sleeve (27), and the other end contacts with right gland (24); The other end of left side gland (10) has left clamp nut (12), and the other end of right gland (24) has right clamp nut (21).Therefore, left and right conducting block (6), (28) can closely contact with welding and conductive roller (1) end face under the effect of spring force.The spring applied pressure is 1N/mm
2About
Left and right conducting block (6), (28) and welding roll (3), conductive roller 1 end face should have the fineness more than 0.8, with power of reducing friction and contact resistance.
Welding roll (3), a left side axle (11), left conducting block (6), left spring (8) etc. are installed in the left installing rack (2), form the weld wheel assembly, are installed in then on the guide pillar (16).Conductive roller (1), right axle (23), right conducting block (28), right spring (26) etc. are installed on the right installing rack (25), form the conductive casters assembly, use screw (31) to be connected on the yoke plate (18) then.Yoke plate (18), guide pillar (16) are fixed on the upper mounting plate (17), thereby form complete conductive solder device.
The conductive solder device be installed on the welding machine the position as shown in Figure 3.The upper mounting plate of this device and welding machine (17) is fixed together.Cylinder axis during welding (37) is done upper and lower motion, can drive the upper and lower motion of conductive solder device.Welding wire (32) is pressed between welding roll and the oil drill rocker surface, and its pressure F2 can be regulated by balancing weight (34); Conductive roller can closely contact with the oil drill rocker surface under the promotion of cylinder (36), and its pressure size F1 can regulate by Pressure gauge.Welding transformer (33) secondary windings is connected by soft copper band (35) with left and right conducting block.
Claims (3)
1. the wear-resisting band single face seam of oil drill rocker welds the conductive solder device, constitute by welding roll, conductive roller, conducting block, axle, bearing, spring and insulation sleeve etc., it is characterized in that left and right sides bearing (4) and (29) being housed respectively at the front end of left side axle (11) and right axle (23), welding roll insulation sleeve (5) is fastened on the left bearing (4), conductive roller insulation sleeve (30) is fastened on the right bearing (29), welding roll (3) is located at outside the welding roll insulation sleeve (5), and conductive roller (1) is located at outside the conductive roller insulation sleeve 30; Conductive roller (1) contacts with an end of right conducting block (28), and an end of welding roll (3) contacts with an end of left conducting block (6); Left side conducting block insulation sleeve (7) is located on the left side axle (11), and is positioned at left conducting block (6), and right conducting block insulation sleeve (27) is located on the right axle (23), and is positioned at right conducting block (28); On left side axle (11) and right axle (23), be respectively equipped with left and right sides spring (8), (26) and left and right sides gland (10), (24); One end in contact of one end of left spring (8) and left conducting block insulation sleeve (7), the other end contacts with left gland (10), an end in contact of an end of right spring (26) and right conducting block insulation sleeve (27), its other end contacts with right gland (24); Left side installing rack (9) is outside left spring (8) and left gland (10), and right installing rack (25) is outside right spring (26) and gland (24); Left side locating piece (14) is located on the welding roll installing rack (2), and the one end is near the other end of left conducting block (6), and the other end of left gland (10) has left clamp nut (12), between left gland (10) and left clamp nut (12) left packing ring (13) is arranged; Right locating piece (20) is located on the right installing rack (25), and the one end is near the other end of right conducting block (28), and the other end of right gland (24) has right clamp nut (21), between right gland (24) and right clamp nut (21) right packing ring (22) is arranged.
2. the wear-resisting band single face of oil drill rocker according to claim 1 seam weldering conductive solder device is characterized in that welding roll (3) and left side axle (11) is installed, with conductive roller (1) and right axle (23) is installed is concentric; And the width of conductive roller (1) is greater than welding roll (3) width.
3. the wear-resisting band single face seam of oil drill rocker according to claim 1 weldering conductive solder device is characterized in that being respectively equipped with on described left and right sides conducting block (6), (28) corresponding water hole (15), (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200419303U CN201922163U (en) | 2011-02-21 | 2011-02-21 | Conductive welding device for single-sided seam welding of wear-resistant belt of petroleum drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200419303U CN201922163U (en) | 2011-02-21 | 2011-02-21 | Conductive welding device for single-sided seam welding of wear-resistant belt of petroleum drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201922163U true CN201922163U (en) | 2011-08-10 |
Family
ID=44426032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200419303U Expired - Fee Related CN201922163U (en) | 2011-02-21 | 2011-02-21 | Conductive welding device for single-sided seam welding of wear-resistant belt of petroleum drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201922163U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102728942A (en) * | 2012-07-10 | 2012-10-17 | 南充泰鹏机械有限公司 | Lower electrode device of seam welder |
| CN107838541A (en) * | 2017-09-21 | 2018-03-27 | 华创天元实业发展有限责任公司 | A kind of boxing resistance welder conductive mechanism for self-rotation welding wheel |
| CN109434370A (en) * | 2019-01-20 | 2019-03-08 | 北京工业大学 | A kind of centralising device for magnetic field impulse Guan Yuguan welding |
-
2011
- 2011-02-21 CN CN2011200419303U patent/CN201922163U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102728942A (en) * | 2012-07-10 | 2012-10-17 | 南充泰鹏机械有限公司 | Lower electrode device of seam welder |
| CN102728942B (en) * | 2012-07-10 | 2014-04-02 | 南充泰鹏机械有限公司 | Lower electrode device of seam welder |
| CN107838541A (en) * | 2017-09-21 | 2018-03-27 | 华创天元实业发展有限责任公司 | A kind of boxing resistance welder conductive mechanism for self-rotation welding wheel |
| CN107838541B (en) * | 2017-09-21 | 2021-02-19 | 华创天元实业发展有限责任公司 | Self-rotating welding wheel conductive mechanism of welding resistance welder |
| CN109434370A (en) * | 2019-01-20 | 2019-03-08 | 北京工业大学 | A kind of centralising device for magnetic field impulse Guan Yuguan welding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20140221 |