CN104002015A - Vertical type circular seam automatic pipe welder - Google Patents

Vertical type circular seam automatic pipe welder Download PDF

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Publication number
CN104002015A
CN104002015A CN201410232252.7A CN201410232252A CN104002015A CN 104002015 A CN104002015 A CN 104002015A CN 201410232252 A CN201410232252 A CN 201410232252A CN 104002015 A CN104002015 A CN 104002015A
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CN
China
Prior art keywords
welding gun
driving
installing rack
control
frame
Prior art date
Application number
CN201410232252.7A
Other languages
Chinese (zh)
Other versions
CN104002015B (en
Inventor
刘作祥
居孝红
郑前东
周斌
刘旭东
Original Assignee
宁波管通机械有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 宁波管通机械有限公司 filed Critical 宁波管通机械有限公司
Priority to CN201410232252.7A priority Critical patent/CN104002015B/en
Publication of CN104002015A publication Critical patent/CN104002015A/en
Application granted granted Critical
Publication of CN104002015B publication Critical patent/CN104002015B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/02Seam welding; Backing means; Inserts
    • B23K9/028Seam welding; Backing means; Inserts for curved planar seams
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/12Automatic feeding or moving of electrodes or work for spot or seam welding or cutting

Abstract

The invention discloses a vertical type circular seam automatic pipe welder. The vertical type circular seam automatic pipe welder comprises a vertical frame, a welding gun assembly and a worktable. The welding gun assembly comprises a box, a first driving mechanism arranged inside the box, a welding gun connected with the driving mechanism in a transmission mode, and an arc striker. The frame is provided with a control screen; the first driving mechanism comprises an air cylinder and an electromagnetic valve; the worktable comprises a base plate and a linear slide rail on the base plate, wherein the linear slide rail is slidingly provided with a mounting rack, the mounting rack is rotatably provided with a turntable, the turntable is fixedly provided with a clamping jaw, a control motor is arranged inside the mounting rack, and the turntable is connected with the control motor in a transmission mode; the base plate is provided with a second driving mechanism for driving the mounting rack to slide; the welding gun the arc striker, the electromagnetic valve, the control motor, the clamping claw and the second driving mechanism are electrically connected with the control screen. The vertical type circular seam automatic pipe welder is high in machining precision, good in welding effects, simple in structure, easy to control, low in manufacturing cost and wide in machining range.

Description

Vertical circumferential weld automatic pipe welder
Technical field
The present invention relates to welded tube mill technical field, particularly a kind of vertical circumferential weld automatic pipe welder.
Background technology
Automatic welding machine for circular seam is a kind of general automatic welding device that can complete various circles, circular weld welding, can be used for the high-quality welding of the materials such as carbon steel, low-alloy steel, stainless steel, aluminium and alloy thereof, thereby is widely used in the fields such as machinery manufacturing industry.Automatic welding machine for circular seam can be divided into two kinds of vertical ring seam automatic welding and horizontal ring seam automatic weldings by workpiece processing structure difference, wherein vertical ring seam automatic welding by masses' know with common.The structure of known vertical circumferential weld automatic pipe welder mainly comprises Vertical Rack at present, be located at the welding gun assembly of frame top, and the workbench of being located at frame bottom and coordinating with welding gun assembly, described welding gun assembly comprises the casing being fixed in frame, be located at the driving mechanism in casing, the welding gun being in transmission connection with driving mechanism, and the striking device of being located on welding gun and coordinating with welding gun, on described workbench, be fixed with the fixture corresponding with welding gun, in described frame, be also provided with control flow, described control flow respectively with driving mechanism, welding gun, striking device, fixture is electrically connected to.Its operation principle is: when needs carry out welding processing to pipe fitting, first pipe fitting to be processed is placed on fixture, and make clamp by control flow, after Workpiece clamping is fixing, by control flow, make driving mechanism energising work, driving mechanism obtain electric after, first drive welding gun vertically to decline, when arriving welding post, welding gun stops declining, now striking device carries out arc automatic starting, when striking reaches after certain welding current, welding gun starts pipe fitting to weld, meanwhile, it is the center of circle that driving mechanism drives welding gun to take the center of pipe fitting to be processed, Working position is that radius is rotated apart from the length in the center of circle, thereby complete the automatic welding of welding gun to pipe fitting circumference, after welding completes, welding gun and striking device all quit work, and driving mechanism makes welding gun homing, by control flow, fixture is unclamped, and take out pipe fitting, complete the automatic welding of a workpiece.
Yet, above-mentioned " vertical circumferential weld automatic pipe welder " arranges unreasonable because of structure, all there is in actual use following defect: first, because fixture is fixedly installed on workbench, during welding processing, adopt the processing mode of " workpiece is fixed, and welding gun rotates ", welding gun is difficult to while rotating guarantee fully to contact with the Working position of workpiece, cause machining accuracy lower, welding effect is poor; The second, driving mechanism, owing to first needing to control welding gun vertical motion, is then controlled welding gun and is rotated, and causes driving mechanism design comparatively complicated, controls difficulty larger, and manufacturing cost is higher; The 3rd, owing to adopting the processing mode of " workpiece is fixed, and welding gun rotates ", welding gun rotates under the effect of driving mechanism, and the radius of its rotation is limited, causes pipe fitting processing dimension to be limited in scope, and the scope of application is narrower.
Summary of the invention
The object of the invention is to defect and deficiency for prior art, provide that a kind of machining accuracy is higher, welding effect is better, simple in structure, be convenient to the vertical circumferential weld automatic pipe welder controlled, manufacturing cost is lower, the range of work is wider.
For achieving the above object, the present invention is by the following technical solutions:
Vertical circumferential weld automatic pipe welder of the present invention, comprises Vertical Rack, be located at the welding gun assembly of frame top, and the workbench of being located at frame bottom and coordinating with welding gun assembly, described welding gun assembly comprises the casing being fixed in frame, be located at the first driving mechanism in casing, the welding gun being in transmission connection with the first driving mechanism, and the striking device of being located on welding gun and coordinating with welding gun, in described frame, being also provided with control flow, described the first driving mechanism comprises the cylinder of controlling welding gun vertical lifting, with the magnetic valve that cylinder is connected, described workbench comprises substrate, be located on substrate and the line slide rail matching with welding gun, on described line slide rail, be slidably provided with installing rack, on described installing rack, be rotatably provided with rotating disk, on described rotating disk, fixed installation is provided with jaw, in installing rack, be provided with control motor, described rotating disk is connected with control motor-driven by transmission mechanism, is also provided with to drive the second driving mechanism of described installing rack slip, described welding gun on described substrate, striking device, magnetic valve, control motor, jaw, and second driving mechanism be electrically connected to described control flow respectively.
Further, described transmission mechanism comprise be fixed at rotating disk bottom rotating shaft, be located at the reduction gearing on rotating shaft, the output shaft of described control motor is provided with the travelling gear being connected with a joggle with reduction gearing.
Further, described the second driving mechanism comprises stepper motor, the input of described stepper motor is electrically connected to described control flow, the output of described stepper motor is provided with screw mandrel, described installing rack is provided with the screw mandrel bearing coordinating with described screw mandrel, and described stepper motor drives described installing rack to move by screw mandrel and screw mandrel bearing fit.
Beneficial effect of the present invention is: compared with prior art, the present invention is by arranging the first driving mechanism consisting of cylinder and magnetic valve, under the control action of magnetic valve, by cylinder, control the vertical lifting of welding gun, structure arranges advantages of simple, magnetic valve is electrically connected to control flow, controls more for convenience, and manufacturing cost is lower, by the line slide rail coordinating with welding gun is set, and installing rack is slidably set on line slide rail, rotating disk is rotatably set on installing rack, rotating disk is connected with the control motor-driven in being located at installing rack by transmission mechanism, on rotating disk, be fixed with jaw, on substrate, be provided with the second driving mechanism that drive installation frame slides, when the present invention works, by workpiece fixed placement on jaw, by the second driving mechanism drive installation frame, advance to processing stations, now air cylinder driven welding gun drops to the position corresponding with workpiece, striking device starts to carry out striking, when striking electric current arrives setting value, welding gun starts workpiece to weld, meanwhile, control motor drives rotating disk axle centered by rotating shaft to drive workpiece to rotate under the control action of control flow, thereby welding gun can fully be contacted with the periphery of pipe fitting, when workpiece rotated after one week, welding gun quits work with control motor simultaneously, air cylinder driven welding gun homing, the second driving mechanism drive installation frame homing, clamp and unclamp, manually take off pipe fitting, by said structure is set, guaranteed fully contacting of welding gun and pipe fitting periphery, machining accuracy while effectively having improved pipe fitting welding, due to line slide rail and rotating disk being set, when the present invention works, welding gun is in a fixed position, pipe fitting to be processed synchronously rotates with rotating disk, when processing the pipe fitting of different size, only need guarantee that the periphery of pipe fitting and the axis of welding gun are in tangent state by stepper motor, thereby effectively expanded the scope of application of the present invention, it is more convenient to use.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the A place structure for amplifying schematic diagram of Fig. 1;
Fig. 3 is that workbench of the present invention, installing rack, rotating disk, jaw and the second driving mechanism coordinate mounting structure schematic diagram.
In figure:
1, frame; 30, workbench; 20, casing; 21, welding gun; 22, striking device; 10, control flow; 31, substrate; 32, line slide rail; 33, installing rack; 34, rotating disk; 35, jaw; 36, control motor; 41, rotating shaft; 42, reduction gearing; 43, travelling gear; 51, stepper motor; 52, screw mandrel; 53, screw mandrel bearing.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Vertical circumferential weld automatic pipe welder as shown in Figure 1 to Figure 3, comprise Vertical Rack 1, be located at the welding gun assembly at frame 1 top, and the workbench 30 of being located at frame 1 bottom and coordinating with welding gun assembly, described welding gun assembly comprises the casing 20 being fixed in frame 1, be located at the first driving mechanism in casing 20, the welding gun 21 being in transmission connection with the first driving mechanism, and be located on welding gun 21 and the striking device 22 coordinating with welding gun 21, in described frame 1, be also provided with control flow 10, described the first driving mechanism comprises the cylinder of controlling welding gun 21 vertical liftings, the magnetic valve being connected with cylinder.By the duty of solenoid control cylinder, and then the vertical height of control welding gun 21, it is convenient to control; By cylinder and magnetic valve, coordinate the first driving mechanism structure forming that advantages of simple is set, manufacturing cost is lower; The effect of the first driving mechanism is to control the position height of welding gun 21.
Described workbench 30 comprises substrate 31, be located on substrate 31 and the line slide rail 32 matching with welding gun 21, on described line slide rail 32, be slidably provided with installing rack 33, on described installing rack 33, be rotatably provided with rotating disk 34, on described rotating disk 34, fixed installation is provided with jaw 35, in installing rack 33, be provided with and control motor 36, described rotating disk 34 is in transmission connection by transmission mechanism and control motor 36, particularly, described transmission mechanism comprises the rotating shaft 41 that is fixed at rotating disk 34 bottoms, be located at the reduction gearing 42 on rotating shaft 41, the output shaft of described control motor 36 is provided with the travelling gear 43 being connected with a joggle with reduction gearing 42.
On described substrate 31, be also provided with the second driving mechanism that drives described installing rack 33 to slide, described the second driving mechanism comprises stepper motor 51, the input of described stepper motor 51 is electrically connected to described control flow 10, the output of described stepper motor 51 is provided with screw mandrel 52, described installing rack 33 is provided with the screw mandrel bearing 53 coordinating with described screw mandrel 52, and described stepper motor 51 is coordinated with screw mandrel bearing 53 and driven described installing rack 33 motions by screw mandrel 52.Described welding gun 21, striking device 22, magnetic valve, control motor 36, jaw 35 and the second driving mechanism are electrically connected to described control flow 10 respectively.
Job step of the present invention is: the first step, makes the present invention in energising opening by control flow 10;
Second step, is manually placed on pipe fitting on jaw 35, and control flow 10 is controlled jaw 35 and clamped pipe fitting;
The 3rd step, after pipe fitting is fixing, stepper motor 51 is started working, and under the mating reaction of screw mandrel 52 and screw mandrel bearing 53, installing rack 33 is along line slide rail 32 slip of advancing;
The 4th step, when installing rack 33 arrives processing stations (periphery of pipe fitting and the axis of welding gun are in tangent position), stepper motor 51 quits work, and installing rack 33 is in stationary state;
The 5th step, it is electric in running order that control flow 10 obtains magnetic valve, and cylinder, under the control action of magnetic valve, drives welding gun 21 to arrive specified altitude assignment (being that welding gun 21 arrives corresponding processing stations);
The 6th step, striking device 22 starts the welding position of pipe fitting to carry out striking under the control action of control flow 10;
The 7th step, when striking electric current arrives setting value, welding gun 21 is started working, pipe fitting is welded, meanwhile, control motor 36 and under the control of control flow 10, drive rotating disk 34 to rotate, and then by jaw 35, drive pipe fittings to take rotating shaft 41 to rotate as axis, thereby complete the welding to pipe fitting circumference;
The 8th step, after having welded, welding gun 21, striking device 22 and control motor 36 quit work simultaneously, and welding gun 21 is return under the effect of cylinder, and stepper motor 51 drive installation frame 33 travelling backwards are to original position;
The 9th step, jaw 35 unclamps, and manually takes off pipe fitting.
Because welding gun 21 only moves up and down under the effect of cylinder, when the present invention processes the pipe fitting of different size, only need to control by stepper motor 51 displacement that installing rack 33 moves on line slide rail 32, can guarantee that the periphery of pipe fitting and the axis of welding gun 21 are in tangent state, thereby guaranteed that the present invention can carry out welding processing to the pipe fitting of different size, the scope of application is wider, and it is more convenient to use.
The above is only better embodiment of the present invention, and the equivalence of doing according to structure, feature and principle described in patent claim of the present invention therefore all changes or modifies, and is included in patent claim of the present invention.

Claims (3)

1. a vertical circumferential weld automatic pipe welder, comprise Vertical Rack (1), be located at the welding gun assembly at frame (1) top, and the workbench (30) of being located at frame (1) bottom and coordinating with welding gun assembly, described welding gun assembly comprises the casing (20) being fixed in frame (1), be located at the first driving mechanism in casing (20), the welding gun (21) being in transmission connection with the first driving mechanism, and be located on welding gun (21) and the striking device (22) coordinating with welding gun (21), in described frame (1), be also provided with control flow (10), it is characterized in that: described the first driving mechanism comprises the cylinder of controlling welding gun (21) vertical lifting, the magnetic valve being connected with cylinder, described workbench (30) comprises substrate (31), be located at the line slide rail (32) that substrate (31) is upper and match with welding gun (21), on described line slide rail (32), be slidably provided with installing rack (33), on described installing rack (33), be rotatably provided with rotating disk (34), the upper fixed installation of described rotating disk (34) is provided with jaw (35), in installing rack (33), be provided with and control motor (36), described rotating disk (34) is in transmission connection by transmission mechanism and control motor (36), on described substrate (31), be also provided with the second driving mechanism that drives described installing rack (33) to slide, described welding gun (21), striking device (22), magnetic valve, control motor (36), jaw (35), and second driving mechanism be electrically connected to described control flow (10) respectively.
2. vertical circumferential weld automatic pipe welder according to claim 1, it is characterized in that: described transmission mechanism comprise be fixed at rotating disk (34) bottom rotating shaft (41), be located at the reduction gearing (42) on rotating shaft (41), the output shaft of described control motor (36) is provided with the travelling gear (43) being connected with a joggle with reduction gearing (42).
3. vertical circumferential weld automatic pipe welder according to claim 1, it is characterized in that: described the second driving mechanism comprises stepper motor (51), the input of described stepper motor (51) is electrically connected to described control flow (10), the output of described stepper motor (51) is provided with screw mandrel (52), described installing rack (33) is provided with the screw mandrel bearing (53) coordinating with described screw mandrel (52), and described stepper motor (51) is coordinated with screw mandrel bearing (53) and driven described installing rack (33) motion by screw mandrel (52).
CN201410232252.7A 2014-05-28 2014-05-28 Vertical type circular seam automatic pipe welder CN104002015B (en)

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Application Number Priority Date Filing Date Title
CN201410232252.7A CN104002015B (en) 2014-05-28 2014-05-28 Vertical type circular seam automatic pipe welder

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Application Number Priority Date Filing Date Title
CN201410232252.7A CN104002015B (en) 2014-05-28 2014-05-28 Vertical type circular seam automatic pipe welder

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CN104002015A true CN104002015A (en) 2014-08-27
CN104002015B CN104002015B (en) 2017-01-18

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104551341A (en) * 2014-11-25 2015-04-29 苏州谷夫道自动化科技有限公司 Numerical control ring welding machine and interpolation control method thereof
CN104551342A (en) * 2014-12-09 2015-04-29 天津卡达克汽车高新技术公司 Mechanism for performing girth welding in vertical mode
CN104625518A (en) * 2014-12-20 2015-05-20 芜湖盛力科技股份有限公司 Operation control method for nut automatic welding machine
CN106624276A (en) * 2016-10-26 2017-05-10 广西科技大学鹿山学院 Fully-automatic vertical type circular seam welder
CN110744235A (en) * 2019-10-30 2020-02-04 合肥真谊机械制造有限公司 Vertical circular seam welding machine

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CN201361772Y (en) * 2009-02-13 2009-12-16 漳州维德焊接技术开发有限公司 Wheel hub automatic welding machine
CN201609804U (en) * 2009-11-11 2010-10-20 无锡万盛换热器制造有限公司 Disc type semiautomatic joint welding machine
CN201913350U (en) * 2010-12-03 2011-08-03 中国科学院沈阳自动化研究所 Automatic welding equipment for corrugated pipes for transformers
CN102581527A (en) * 2012-02-21 2012-07-18 绍兴县国庆机械有限公司 Special equipment for circular-arc welding
CN203887373U (en) * 2014-05-28 2014-10-22 宁波管通机械有限公司 Automatic vertical circular seam pipe welder
CN104191144A (en) * 2014-08-12 2014-12-10 安徽利锋机械工具有限公司 Automatic 360-degree arc welding machine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60124474A (en) * 1983-12-09 1985-07-03 Hitachi Zosen Corp Automatic welding method of circular work
CN2820417Y (en) * 2005-06-24 2006-09-27 芜湖恒信汽车内饰制造有限公司 Flexible automatic welding device
CN2894922Y (en) * 2005-06-29 2007-05-02 中国重型汽车集团泰安五岳专用汽车有限公司 Circular weldment semiautomatic welding apparatus
CN201361772Y (en) * 2009-02-13 2009-12-16 漳州维德焊接技术开发有限公司 Wheel hub automatic welding machine
CN201609804U (en) * 2009-11-11 2010-10-20 无锡万盛换热器制造有限公司 Disc type semiautomatic joint welding machine
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CN104191144A (en) * 2014-08-12 2014-12-10 安徽利锋机械工具有限公司 Automatic 360-degree arc welding machine

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104551341A (en) * 2014-11-25 2015-04-29 苏州谷夫道自动化科技有限公司 Numerical control ring welding machine and interpolation control method thereof
CN104551341B (en) * 2014-11-25 2019-10-29 苏州谷夫道自动化科技有限公司 Numerical control ring welder and its interpolation control method
CN104551342A (en) * 2014-12-09 2015-04-29 天津卡达克汽车高新技术公司 Mechanism for performing girth welding in vertical mode
CN104625518A (en) * 2014-12-20 2015-05-20 芜湖盛力科技股份有限公司 Operation control method for nut automatic welding machine
CN104625518B (en) * 2014-12-20 2016-09-21 芜湖盛力科技股份有限公司 A kind of method of controlling operation thereof of automatic nut welding machine
CN106624276A (en) * 2016-10-26 2017-05-10 广西科技大学鹿山学院 Fully-automatic vertical type circular seam welder
CN106624276B (en) * 2016-10-26 2019-10-11 广西科技大学鹿山学院 A kind of full-automatic vertical circular seam welder
CN110744235A (en) * 2019-10-30 2020-02-04 合肥真谊机械制造有限公司 Vertical circular seam welding machine

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