CN102974923A - Special automatic welding machine - Google Patents
Special automatic welding machine Download PDFInfo
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- CN102974923A CN102974923A CN2012105187265A CN201210518726A CN102974923A CN 102974923 A CN102974923 A CN 102974923A CN 2012105187265 A CN2012105187265 A CN 2012105187265A CN 201210518726 A CN201210518726 A CN 201210518726A CN 102974923 A CN102974923 A CN 102974923A
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Abstract
The invention discloses a special automatic welding machine. The special automatic welding machine comprises a mould device and a welding frame, wherein the mould device is used for mounting a workpiece to be welded, the welding frame is used for mounting a welding gun and is provided with a wire feeding mechanism for feeding welding wires, the mould device comprises a mould, the welding frame is of a reverse L shape, the upper end of the welding frame is connected with the welding gun through a lifting mechanism capable of vertically moving, and the lower end of the welding frame is connected with a guide rail so that the welding frame can horizontally and linearly slide on the guide rail. According to the special automatic welding machine disclosed by the invention, the welding frame can linearly move on the guide rail so as to ensure the good quality and the attractive appearance of a welding seam; the lifting mechanism realizes vertical lifting of the welding gun, and the height of the welding seam of a the workpiece is adjustable and is adjusted conveniently and practicably; the traveling and the deflection of the mould are controlled by utilizing a servo motor, and the precision of the location is realized; the special automatic welding machine disclosed by the invention is suitable for welding the welding seam in a machine field, especially for welding longer and thicker welding seams; and the special automatic welding machine disclosed by the invention has better welding economy compared with a robot.
Description
Technical field
The present invention relates to a kind of special automatic welding machine.
Background technology
At present, weld seam welding for mechanical field, usually adopt artificial positioning welding, having welded a place again manually moves and treats the weldment position, labour intensity is large, and special plane welding can be carried out particular design for special parts, have that design and manufacture cost is low, welding efficiency is high, the weld mold specificity better, special plane only needs clamping and dismounting workpiece and can make by PLC control omnidistancely to realize that automatic welding labour intensity can access further and reduce.
Summary of the invention
Purpose of the present invention namely is to provide a kind of special automatic welding machine that can reduce welding labour intensity.
Special automatic welding machine of the present invention, comprise that one be used for to install and to treat that the die device and of weldment is equipped with the weld holder of welding gun, described weld holder is provided with for the wire feeder of supplying with welding wire, described die device comprises mould, described weld holder is the inverted L shape structure, but its upper end connects welding gun by the elevating mechanism of a vertical motion, and its lower end connection guide rail also can make weld holder horizontal linear on guide rail slide.
Described guide rail comprises guide rail bracket, and the both sides of guide rail bracket are provided with line slide rail, and the both sides, lower end of described weld holder are provided with the slide block corresponding with line slide rail, and slide block can slide at line slide rail.
Also be provided with the tooth bar that parallels with line slide rail on the described guide rail bracket, the lower end of described weld holder also is provided with the gear that can be meshed with tooth bar.
The two ends of described line slide rail are provided with limited block.
Be provided with in the described weld holder by gear and can drive the translation servomotor that weld holder moves along line slide rail.
The both sides of described weld holder bottom are provided with the welding wire cylinder, and the both sides on weld holder top are provided with wire feeder, and the welding wire in the welding wire cylinder is delivered to welding gun by wire feeder, again from welding gun to the position to be welded for the treatment of weldment.
Described elevating mechanism comprises the crane that is fixed on weld holder upper end, be fixed on the lifting servomotor on the crane and be fixed on the nut seat with internal thread on the crane, the interlock of described lifting servomotor by synchromesh gear and Timing Belt drives vertical screw rod and moves in nut seat, and the upper end of described vertical screw rod is connected on the synchromesh gear.
Described mould is the cuboid structure, the described weldment for the treatment of can be bolted on the mould, the two ends of described mould are connected on the headstock and tailstock of modified gear by bolt, be provided with the displacement servomotor in the headstock of described modified gear, but described displacement servomotor is by the interlock driven mold rotation of synchromesh gear and Timing Belt.
The action of described translation servomotor, lifting servomotor and displacement servomotor is by the control of PLC controller.
The weld holder of special automatic welding machine of the present invention moves along a straight line at guide rail, has guaranteed that the quality of weld seam is good and attractive in appearance; Elevating mechanism has been realized the vertical lift of welding gun, and the weld bead height of workpiece is adjustable, practicality easy to adjust; Adopt the displacement of servomotor control walking and mould, realize accurate positioning; Omnidistance manually control and two kinds of patterns of PLC control are available, and controllability is good in the welding process; Simple to operate, be convenient to the assembling with the maintenance.Special automatic welding machine of the present invention is applicable to the weld seam welding of mechanical field and especially adopts special plane welding of the present invention than good with the robot welding economy for welding long, thicker weld seam.
Description of drawings
Fig. 1 is a kind of structural representation for the treatment of weldment rocker arm bracket beam;
Fig. 2 is the another kind of structural representation for the treatment of the weldment reinforcing prop;
Fig. 3 is special automatic welding machine integrated model schematic diagram of the present invention;
Fig. 4 is the sectional structure schematic diagram of the positioner headstock;
Fig. 5 is the structural representation of guide rail;
Fig. 6 is the structural representation of weld holder;
Fig. 7 is the structural representation of elevating mechanism;
Among the figure: 1, protective cover; 2, guide rail; 3, welding wire cylinder; 4, weld holder; 5, elevating mechanism; 6, panel; 7, mould; 8, positioner; 9, revolution is supported; 10, harmonic speed reducer; 11, synchromesh gear and Timing Belt; 12, displacement servomotor; 13, guide rail bracket; 14, limited block; 15, line slide rail; 16, tooth bar; 17, slide block; 18, gear; 19, welding wire barrel; 20, translation servomotor; 21, PLC and control section; 22, wire feeder; 23, elevating mechanism; 24, panel; 25, welding gun; 26, gun rack; 27, screw rod; 28, nut seat; 29, synchronous gear wheel; 30, lifting servomotor; 31, synchronous pinion gear; 32, the headstock; 33, tailstock.
The specific embodiment
As shown in Figure 3, special automatic welding machine of the present invention, comprise that one be used for to install and to treat that the die device and of weldment is equipped with the weld holder 4 of welding gun 25, weld holder 4 is provided with for the wire feeder 22 of supplying with welding wire, die device comprises mould 7, weld holder 4 is the inverted L shape structure, but the elevating mechanism 5 connection welding guns 25 of a vertical motion are passed through in its upper end, and its lower end connection guide rail 2 also can make weld holder 4 horizontal linear on guide rail 2 slide; As shown in Figure 5, guide rail 2 comprises guide rail bracket 13, the both sides of guide rail bracket 13 are provided with line slide rail 15, the both sides, lower end of weld holder 4 are provided with the slide block 17 corresponding with line slide rail 15, slide block 17 can slide at line slide rail 15, also be provided with the tooth bar 16 that parallels with line slide rail 15 on the described guide rail bracket 13, the lower end of weld holder 4 also is provided with the gear 18 that can be meshed with tooth bar 16, and the two ends of line slide rail 15 are provided with limited block 14; As shown in Figure 6, be provided with in the weld holder 4 by gear 18 and can drive the translation servomotor 20 that weld holder 4 moves along line slide rail 15, the both sides of weld holder 4 bottoms are provided with welding wire cylinder 3, the both sides on weld holder 4 tops are provided with wire feeder 22, welding wire in the welding wire cylinder 3 is delivered to welding gun by wire feeder 22, again from welding gun 25 to the position to be welded for the treatment of weldment; As shown in Figure 7, elevating mechanism 5 comprises the crane that is fixed on weld holder 4 upper ends, be fixed on the lifting servomotor 30 on the crane and be fixed on the nut seat with internal thread 28 on the crane, lifting servomotor 30 drives vertical screw rod 27 in nut seat 28 interior motions by synchronous gear wheel 29, synchronous pinion gear 31 and the interlock that connects the Timing Belt (not shown in FIG.) of synchronous gear wheel 29 and synchronous pinion gear 31, and vertically the upper end of screw rod 27 is connected on the synchronous gear wheel 29; As shown in Figure 3, Figure 4, mould 7 is the cuboid structure, treat that weldment can be bolted on the mould 7, the two ends of mould 7 are connected on the headstock 32 and tailstock 33 of modified gear 8 by bolt, reducing gear and mould on the headstock are bolted, tailstock spindle on the tailstock is bolted, and is provided with displacement servomotor 12 in the headstock 32 of modified gear 8, but displacement servomotor 12 is by interlock driven mold 7 rotations of synchromesh gear and Timing Belt 11.The action of translation servomotor 20 described in the special automatic welding machine of the present invention, lifting servomotor 30 and displacement servomotor 12 also can be by the control of PLC controller.
Such as Fig. 1 rocking arm seat beam and Fig. 2 reinforcing prop, this its weld seam of two classes workpiece all is strip and weld seam is thicker, and the workpiece deadweight is larger, if artificial weldering is not only welded time-consuming and labour intensity is larger.Can adopt special welding machine of the present invention to weld, but four rocking arm seat beams of two reinforcing props of mould last time clamping (on the mould upper surface) (on two sides of mould) weld.
During work, after translation servomotor 20 energising, by means of the engaged transmission of gear 18 and tooth bar 16, the rotation of mechanism is transformed into rectilinear motion, thereby realizes the strip straight weld.Welding wire cylinder 19 and wire feeder 22 be along with the motion of automatic welding frame, not only guaranteed that wire feed is smooth and easy but also played the structural stability of balance automatic welding frame.PLC and control section 21 are used for controlling whole special automatic welding machine with panel 24, and system acting and order are input to PLC.The button that panel 24 is provided with can be realized the special automatic welding machine everything and reach automatically and manually controlling of order, be convenient to process control.
After 30 energisings of lifting servomotor, by synchronous pinion gear 31, synchronously gear wheel 29 and Timing Belt (not shown in FIG.) are delivered to rotation on the screw rod 27 with screw, screw rod 27 is worm drive with nut seat 28, thereby drive the up and down rectilinear motion of welding gun 25 by the helical rotation of screw rod 27, the stroke of screw rod 27 is decided by that directly the weld bead height of two kinds of workpiece is poor, the motion of elevating mechanism has realized the adjustment of the height of weld seam thus, has guaranteed weldquality.
Can drive synchromesh gear and Timing Belt 11 rotations after 12 energisings of displacement servomotor, thereby moment and speed are passed to harmonic speed reducer 10, speed by harmonic speed reducer 10 outputs has reduced greatly, and little rotating speed and high-torque are passed on the mould, thereby realize the successively welding of dissimilar weldments.
Claims (9)
1. special automatic welding machine, comprise that one be used for to install and to treat that the die device and of weldment is equipped with the weld holder of welding gun (25) (4), described weld holder (4) is provided with for the wire feeder (22) of supplying with welding wire, described die device comprises mould (7), it is characterized in that: described weld holder (4) is the inverted L shape structure, but its upper end connects welding gun (25) by the elevating mechanism (5) of a vertical motion, and its lower end connection guide rail (2) also can make weld holder (4) slide at the upper horizontal linear of guide rail (2).
2. special automatic welding machine as claimed in claim 1, it is characterized in that: described guide rail (2) comprises guide rail bracket (13), the both sides of guide rail bracket (13) are provided with line slide rail (15), the both sides, lower end of described weld holder (4) are provided with the slide block (17) corresponding with line slide rail (15), and slide block (17) can slide at line slide rail (15).
3. special automatic welding machine as claimed in claim 2, it is characterized in that: also be provided with the tooth bar (16) that parallels with line slide rail (15) on the described guide rail bracket (13), the lower end of described weld holder (4) also is provided with the gear (18) that can be meshed with tooth bar (16).
4. special automatic welding machine as claimed in claim 2, it is characterized in that: the two ends of described line slide rail (15) are provided with limited block (14).
5. special automatic welding machine as claimed in claim 1 is characterized in that: be provided with in the described weld holder (4) by gear (18) and can drive weld holder (4) along the translation servomotor (20) of line slide rail (15) motion.
6. special automatic welding machine as claimed in claim 1, it is characterized in that: the both sides of described weld holder (4) bottom are provided with welding wire cylinder (3), the both sides on weld holder (4) top are provided with wire feeder (22), welding wire in the welding wire cylinder (3) is delivered to welding gun by wire feeder (22), again from welding gun to the position to be welded for the treatment of weldment.
7. special automatic welding machine as claimed in claim 1, it is characterized in that: described elevating mechanism (5) comprises the crane that is fixed on weld holder (4) upper end, be fixed on the lifting servomotor (30) on the crane and be fixed on the nut seat with internal thread (28) on the crane, the interlock of described lifting servomotor (30) by synchromesh gear and Timing Belt drives vertical screw rod (27) and moves in nut seat (28), and the upper end of described vertical screw rod (27) is connected on the synchromesh gear.
8. such as each described special automatic welding machine among the claim 1-7, it is characterized in that: described mould (7) is the cuboid structure, the described weldment for the treatment of can be bolted on the mould (7), the two ends of described mould (7) are connected on the headstock and tailstock of modified gear (8) by bolt, be provided with displacement servomotor (12) in the headstock of described modified gear (8), described displacement servomotor (12) but interlock driven mold (7) by synchromesh gear and Timing Belt rotate.
9. special automatic welding machine as claimed in claim 8 is characterized in that: the action of described translation servomotor (20), lifting servomotor (30) and displacement servomotor (12) is by the control of PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210518726.5A CN102974923B (en) | 2012-12-06 | 2012-12-06 | Special automatic welding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210518726.5A CN102974923B (en) | 2012-12-06 | 2012-12-06 | Special automatic welding machine |
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| CN102974923A true CN102974923A (en) | 2013-03-20 |
| CN102974923B CN102974923B (en) | 2016-04-06 |
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| CN201210518726.5A Active CN102974923B (en) | 2012-12-06 | 2012-12-06 | Special automatic welding machine |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103203579A (en) * | 2013-04-26 | 2013-07-17 | 四川华通特种工程塑料研究中心有限公司 | U-shaped steel welding device |
| CN103273179A (en) * | 2013-05-17 | 2013-09-04 | 奇昊汽车系统（苏州）有限公司 | Ccb supporting pipe automatic welding system |
| CN103506786A (en) * | 2013-09-10 | 2014-01-15 | 宁波福尼斯焊割科技有限公司 | Automatic welding device of rocker arm |
| CN104097010A (en) * | 2014-07-17 | 2014-10-15 | 安徽好运机械有限公司 | Convertible welding mold |
| CN104923915A (en) * | 2015-06-23 | 2015-09-23 | 孟如苗 | Welding machine |
| CN104959708A (en) * | 2015-08-05 | 2015-10-07 | 安吉金科机械设备有限公司 | Coordinate welding manipulator |
| CN105033526A (en) * | 2015-08-05 | 2015-11-11 | 安吉金科机械设备有限公司 | Five-star chair leg welding device |
| CN105081632A (en) * | 2015-06-04 | 2015-11-25 | 山东金博利达精密机械有限公司 | Automatic welding machine for ladder type cable tray |
| CN105834628A (en) * | 2016-06-20 | 2016-08-10 | 广州瑞松北斗汽车装备有限公司 | Base mechanism of intelligent flexible welding system |
| CN105880913A (en) * | 2016-06-28 | 2016-08-24 | 安徽好运机械有限公司 | Multifunctional positioner for welding die |
| CN106583985A (en) * | 2016-12-22 | 2017-04-26 | 浙江澳托美克船业有限公司 | Robot welding system for boats |
| CN107363408A (en) * | 2017-09-05 | 2017-11-21 | 上海航天精密机械研究所 | A kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile |
| CN109465592A (en) * | 2018-12-26 | 2019-03-15 | 山东大汉建设机械股份有限公司 | A kind of jib for tower crane welder and working method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942022B (en) * | 2018-08-31 | 2020-12-25 | 广东鑫飞钢艺科技有限公司 | Guardrail welding method based on guardrail welding equipment |
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| CN202461895U (en) * | 2012-03-15 | 2012-10-03 | 河北金良重工机械有限公司 | Automatic shift welding device for long welding seam |
| CN202984882U (en) * | 2012-12-06 | 2013-06-12 | 安徽好运机械有限公司 | Automatic welding machine |
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| JPS5970477A (en) * | 1982-10-16 | 1984-04-20 | Chubu Shintou Kogyo Kk | Method of weld line follow-up in automatic welding device |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103203579A (en) * | 2013-04-26 | 2013-07-17 | 四川华通特种工程塑料研究中心有限公司 | U-shaped steel welding device |
| CN103273179A (en) * | 2013-05-17 | 2013-09-04 | 奇昊汽车系统（苏州）有限公司 | Ccb supporting pipe automatic welding system |
| CN103273179B (en) * | 2013-05-17 | 2015-07-22 | 奇昊汽车系统（苏州）有限公司 | Ccb supporting pipe automatic welding system |
| CN103506786A (en) * | 2013-09-10 | 2014-01-15 | 宁波福尼斯焊割科技有限公司 | Automatic welding device of rocker arm |
| CN103506786B (en) * | 2013-09-10 | 2015-11-25 | 宁波福尼斯焊割科技有限公司 | A kind of rocking arm automatic welding device |
| CN104097010B (en) * | 2014-07-17 | 2015-11-18 | 安徽好运机械有限公司 | The dual-purpose weld mold of positive and negative |
| CN104097010A (en) * | 2014-07-17 | 2014-10-15 | 安徽好运机械有限公司 | Convertible welding mold |
| CN105081632A (en) * | 2015-06-04 | 2015-11-25 | 山东金博利达精密机械有限公司 | Automatic welding machine for ladder type cable tray |
| CN105081632B (en) * | 2015-06-04 | 2017-03-01 | 山东金博利达精密机械有限公司 | A kind of ladder-type bridge frame automatic welding machine |
| CN104923915A (en) * | 2015-06-23 | 2015-09-23 | 孟如苗 | Welding machine |
| CN104959708A (en) * | 2015-08-05 | 2015-10-07 | 安吉金科机械设备有限公司 | Coordinate welding manipulator |
| CN105033526A (en) * | 2015-08-05 | 2015-11-11 | 安吉金科机械设备有限公司 | Five-star chair leg welding device |
| CN105834628A (en) * | 2016-06-20 | 2016-08-10 | 广州瑞松北斗汽车装备有限公司 | Base mechanism of intelligent flexible welding system |
| CN105880913A (en) * | 2016-06-28 | 2016-08-24 | 安徽好运机械有限公司 | Multifunctional positioner for welding die |
| CN106583985A (en) * | 2016-12-22 | 2017-04-26 | 浙江澳托美克船业有限公司 | Robot welding system for boats |
| CN107363408A (en) * | 2017-09-05 | 2017-11-21 | 上海航天精密机械研究所 | A kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile |
| CN109465592A (en) * | 2018-12-26 | 2019-03-15 | 山东大汉建设机械股份有限公司 | A kind of jib for tower crane welder and working method |
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