阅读说明：本技术 一种立柱围转焊系统 (Upright post enclosure transfer welding system ) 是由 韦振宇 李利元 黄孙民 何小洪 黄增 蓝克盈 于 2021-06-01 设计创作，主要内容包括：本发明公开了一种立柱围转焊系统,属于自动焊接技术领域,包括焊接操作机、焊接装置和水平回转台,水平回转台设置在焊接操作机的侧边,焊接装置设置在焊接操作机上,焊接操作机包括提升机构、立柱和横梁,提升机构设置在立柱的顶部,横梁可滑动设置在立柱上,焊接装置设置在横梁的一端。采用水平回转焊接操作机焊接碳钢、不锈钢工件角对接平角焊、仰角焊,环缝横焊等焊接工作,焊接自动化程度高、操作方便、安全；采用焊接操作机和水平回转台的结构形式,将工件立放在水平回转台上,通过水平回转台带动工件做的水平旋转运动,实现筒体工件的平角焊、仰角焊,环缝横焊等焊接。保证焊缝内部和外部质量,减轻工人劳动强度,提高生产效率。(The invention discloses an upright post enclosure transfer welding system, which belongs to the technical field of automatic welding and comprises a welding operation machine, a welding device and a horizontal rotary table, wherein the horizontal rotary table is arranged at the side edge of the welding operation machine, the welding device is arranged on the welding operation machine, the welding operation machine comprises a lifting mechanism, an upright post and a cross beam, the lifting mechanism is arranged at the top of the upright post, the cross beam is arranged on the upright post in a sliding manner, and the welding device is arranged at one end of the cross beam. The welding operation of welding carbon steel and stainless steel workpieces by adopting a horizontal rotary welding manipulator, such as angle butt flat fillet welding, overhead fillet welding, circular seam transverse welding and the like, has high welding automation degree, and is convenient and safe to operate; the welding machine adopts the structural form of a welding manipulator and a horizontal rotary table, a workpiece is vertically placed on the horizontal rotary table, and the horizontal rotary table drives the workpiece to do horizontal rotary motion, so that the welding of the cylinder workpiece such as flat fillet welding, overhead fillet welding, circular seam transverse welding and the like is realized. The internal and external quality of the welding seam is ensured, the labor intensity of workers is reduced, and the production efficiency is improved.)

1. The utility model provides a stand encloses spin-welding system which characterized in that: including welding operation machine (1), welding set (2) and horizontal rotary table (3), horizontal rotary table (3) set up the side at welding operation machine (1), welding set (2) set up on welding operation machine (1), welding operation machine (1) is including hoist mechanism (1.1), stand (1.3) and crossbeam (1.5), hoist mechanism (1.1) set up the top at stand (1.3), crossbeam (1.5) slidable sets up on stand (1.3), and be connected with hoist mechanism (1.1), welding set (2) set up the one end in crossbeam (1.5).

2. The column boxing system in accordance with claim 1, wherein: the welding manipulator (1) further comprises a lifting chain (1.2), a sliding plate sleeve (1.4), an anti-falling weight block (1.6), an electric rotating mechanism (1.7) and an electric trolley (1.8), one end of the lifting chain (1.2) is connected with the lifting mechanism (1.1), the other end of the lifting chain is connected with the sliding plate sleeve (1.4), the sliding plate sleeve (1.4) is sleeved on the upright post (1.3), a cross beam (1.5) is fixed on the sliding plate sleeve (1.4), the anti-falling weight block (1.6) is arranged on the upright post (1.3), the electric rotating mechanism (1.7) is arranged at the bottom of the upright post (1.3), and the rotating mechanism (1.7) is fixed on the electric trolley (1.8).

3. The column boxing system in accordance with claim 2, wherein: the horizontal rotary table (3) comprises a workpiece outer side fixing buckle (3.1), supporting legs (3.2), concentric ring piers (3.3), a rotary table (3.4), a rotating shaft (3.5), a conductive mechanism (3.6), a motor (3.7) and a fixed underframe (3.8), wherein the fixed underframe (3.8) is fixed on the ground, the rotating shaft (3.5) is fixedly arranged on the fixed underframe (3.8), the rotary table (3.4) is arranged at the top of the rotating shaft (3.5), the motor (3.7) is in meshing connection with the rotary table (3.4) through a gear, a plurality of supporting legs (3.2) are arranged on the rotary table (3.4), and are annularly arranged, a plurality of supporting legs (3.2) and a turntable (3.4) are provided with concentric circular ring piers (3.3), the concentric circular ring piers (3.3) are arranged at the center of the turntable (3.4), a fixing buckle (3.1) at the outer side of a workpiece is arranged on the supporting legs (3.2) in a sliding way, a conductive mechanism (3.6) is fixed on a fixed underframe (3.8) in an insulating way, and the top of the conductive mechanism (3.6) is in contact with the finish machining surface at the bottom of the rotary table (3.4).

4. The column boxing system in accordance with claim 3, wherein: radian settings such as a plurality of landing leg (3.2), the length ratio carousel (3.4) of landing leg (3.2) radius is long, is provided with a plurality of fixed orifices on landing leg (3.2), and fixed knot (3.1) in the work piece outside can be dismantled and set up on the fixed orifices.

5. The column boxing system in accordance with claim 4, wherein: conducting mechanism (3.6) are including insulating sleeve (3.61), electric conductor (3.62), spring (3.63), conducting shaft (3.64), insulating sleeve mounting (3.65) and electric conductor play head (3.67), insulating sleeve (3.61) are fixed on fixed chassis (3.8) through insulating sleeve mounting (3.65), conducting shaft (3.64) set up in insulating sleeve (3.61) and pass the bottom and be connected with electric conductor play head (3.67), spring (3.63) set up in insulating sleeve (3.61), and the cover is established in the outside of conducting shaft (3.64), electric conductor (3.62) are connected with the top of conducting shaft (3.64), the top of electric conductor (3.62) and the finish machining face contact setting of carousel (3.4) bottom.

Technical Field

The invention relates to the technical field of electronics, in particular to a column wall spin welding system.

Background

At present, manual welding is adopted for welding workpieces, a sealing box needs to be turned over four times during each welding, special manufacturing work is needed, the welding time is long, a welding machine is inconvenient, manual welding quality is not well controlled, the rejection rate is high, and the production cost of single pieces is high. The manual welding is adopted for welding such as flat fillet welding, overhead fillet welding, circular seam transverse welding and the like of the workpiece, the welding quality is unstable, the labor intensity of workers is high, and the production efficiency is low. Therefore, it is necessary to design an automatic welding column welding system.

Disclosure of Invention

The invention aims to provide a column wall spin welding system, which solves the technical problems in the background technology. The structure form of a welding manipulator and a horizontal rotary table is adopted, a workpiece is vertically placed on the horizontal rotary table, and the horizontal rotary table drives the workpiece to do horizontal rotary motion, so that the diameter of a cylinder body is realized The height of the workpiece is 800 plus 6000mm, and the carbon steel and stainless steel workpieces are subjected to angle butt flat fillet welding, overhead fillet welding, circular seam transverse welding and other welding operations.

The utility model provides a column encloses and changes welding system, includes welding operation machine, welding set and horizontal rotary table, and horizontal rotary table sets up the side at the welding operation machine, and welding set sets up on the welding operation machine, and the welding operation machine includes hoist mechanism, stand and crossbeam, and hoist mechanism sets up at the top of stand, and the crossbeam slidable sets up on the stand, and is connected with hoist mechanism, and welding set sets up the one end at the crossbeam.

Furthermore, the welding manipulator further comprises a lifting chain, a sliding plate sleeve, an anti-falling weight object block, an electric rotating mechanism and an electric trolley, wherein one end of the lifting chain is connected with the lifting mechanism, the other end of the lifting chain is connected with the sliding plate sleeve, the sliding plate sleeve is arranged on the stand column, the cross beam is fixed on the sliding plate sleeve, the anti-falling weight object block is arranged on the stand column, the electric rotating mechanism is arranged at the bottom of the stand column, and the rotating mechanism is fixed on the electric trolley.

Further, horizontal rotary table includes that the work piece outside is fixed to be detained, the landing leg, the concentric ring mound, the carousel, the apparatus further comprises a rotating shaft, electrically conductive mechanism, motor and fixed chassis, fixed chassis is fixed subaerial, the fixed setting of pivot is on fixed chassis, the carousel sets up the top at the pivot, the motor is connected with the carousel meshing through setting up the gear, a plurality of landing leg setting is on the carousel, and the annular sets up, a plurality of landing leg and carousel are provided with the concentric ring mound, the concentric ring mound sets up the center at the carousel, the fixed knot slidable setting of work piece outside is on the landing leg, electrically conductive mechanism is insulating to be fixed on fixed chassis, and electrically conductive mechanism's top sets up with the finish machining face contact of carousel bottom.

Furthermore, radian settings such as a plurality of landing leg, the length of landing leg is longer than the radius of carousel, is provided with a plurality of fixed orifices on the landing leg, and the fixed knot in the work piece outside can be dismantled and set up on the fixed orifices.

Further, electrically conductive mechanism includes that insulating sleeve, electric conductor, spring, electrically conductive axle, insulating sleeve mounting and electric conductor go out the head, and insulating sleeve passes through insulating sleeve mounting to be fixed on fixed chassis, and the electrically conductive axle setting is passed the bottom and is gone out the head with the electric conductor in insulating sleeve and be connected, and the spring setting is in insulating sleeve to the cover is established in the outside of electrically conductive axle, and the electric conductor is connected with the top of electrically conductive axle, and the top of electric conductor and the finish machining face contact setting of carousel bottom.

By adopting the technical scheme, the invention has the following technical effects:

the invention adopts the horizontal rotary welding manipulator to weld the carbon steel and stainless steel workpieces, such as angle butt flat fillet welding, overhead fillet welding, circular seam transverse welding and the like, and has the advantages of high welding automation degree, convenient operation and safetyCompleting; the system adopts the structural form of a welding manipulator and a horizontal rotary table, a workpiece is vertically placed on the horizontal rotary table, and the horizontal rotary table drives the workpiece to do horizontal rotary motion, so that the diameter of a cylinder body is realized And (3) flat fillet welding, overhead fillet welding, circular seam transverse welding and the like of the workpiece with the height of 800-6000 mm. The internal and external quality of the welding line is ensured, the labor intensity of workers is reduced, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic structural diagram of a horizontal turntable according to the present invention.

Fig. 3 is a schematic structural diagram of the conductive mechanism of the present invention.

FIG. 4 is a schematic view of a welding manipulator according to the present invention.

Fig. 5 is a schematic view of the working structure of the present invention.

Reference numbers in the figures: 1-a welding manipulator; 1.1-a lifting mechanism; 1.2-lifting chains; 1.3-upright column; 1.4-sliding plate sleeve; 1.5-beam; 1.6-anti-dumping heavy object blocks; 1.7-an electric slewing mechanism; 1.8-electric trolley; 2-a welding device; 3-a horizontal turntable; 3.1-fixing the fastener on the outer side of the workpiece; 3.2-legs; 3.3-concentric circular ring piers; 3.4-rotating disc; 3.5-rotating shaft; 3.6-conductive means; 3.61-insulating sleeve; 3.62-electrical conductor; 3.63-spring; 3.64-conductive shaft; 3.65-insulating sleeve mount; 3.66-conductor tapping; 3.7-motor; 3.8-fixing the underframe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments are given and the present invention is described in further detail. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.

A column enclosure transfer welding system is shown in figures 1-5 and comprises a welding operation machine 1, a welding device 2 and a horizontal rotary table 3, wherein the horizontal rotary table 3 is arranged on the side edge of the welding operation machine 1, the welding device 2 is arranged on the welding operation machine 1, the welding operation machine 1 comprises a lifting mechanism 1.1, a column 1.3 and a beam 1.5, the lifting mechanism 1.1 is arranged at the top of the column 1.3, the beam 1.5 is slidably arranged on the column 1.3 and is connected with the lifting mechanism 1.1, and the welding device 2 is arranged at one end of the beam 1.5. The automatic welding machine has the advantages of high automation degree, convenience and safety in operation, high welding quality, low labor intensity of workers and high production efficiency.

The column enclosure rotary welding system adopts a structural form of a welding manipulator and a horizontal rotary table, and an MIG/MAG welding system is arranged at the front end of a beam of the manipulator; the workpiece is vertically placed on the horizontal rotary table, and the horizontal rotary table drives the workpiece to do horizontal rotary motion, so that the diameter of the cylinder is realizedWelding works such as angle butt flat fillet welding, angle elevation welding, circular seam transverse welding and the like of carbon steel and stainless steel workpieces with the height of 800-6000 mm.

In the embodiment of the invention, as shown in fig. 2, the welding manipulator 1 further comprises a lifting chain 1.2, a sliding plate sleeve 1.4, an anti-falling weight block 1.6, an electric rotating mechanism 1.7 and an electric trolley 1.8, one end of the lifting chain 1.2 is connected with the lifting mechanism 1.1, the other end of the lifting chain is connected with the sliding plate sleeve 1.4, the sliding plate sleeve 1.4 is sleeved on a vertical column 1.3, a cross beam 1.5 is fixed on the sliding plate sleeve 1.4, the anti-falling weight block 1.6 is arranged on the vertical column 1.3, the electric rotating mechanism 1.7 is arranged at the bottom of the vertical column 1.3, and the rotating mechanism 1.7 is fixed on the electric trolley 1.8. And finishing the welding work of flat fillet welding, overhead fillet welding and circular seam transverse welding of the workpiece.

The manipulator comprises a column (comprising a lifting mechanism, a sliding seat component, an anti-falling safety device and a counterweight component), a beam (comprising a rack and a beam driving component), an electric trolley, an electric slewing mechanism, a pneumatic locking mechanism and the like.

The upright post and the cross beam are both formed by welding high-quality steel, the main welding seam is welded by adopting an automatic submerged arc welding process, the integral annealing and stress relief are realized, the integral clamping and planing are carried out at one time after the annealing, and the track is formed by adopting a 45-steel square guide rail, so that the high precision and the wear resistance of the guide rail are ensured, and the stability of the whole operating machine is improved.

The operation machine is matched with an electric walking trolley which can walk on the ground along a track. The trolley adopts a single-wheel-rim structure and is provided with an overturn-preventing mechanism, the trolley adopts a frequency converter for speed regulation driving during walking, and the speed is stepless adjustable.

The upright post can rotate on the base, the level of the rotating surface of the upright post is ensured when the upright post rotates, the rotation is driven by an alternating current motor, the rotating angle range is +/-180 degrees, and the pneumatic locking mode is adopted.

The beam lifting mechanism is arranged at the top end of the upright post, the lifting driving device comprises an alternating current motor, a combined worm and gear reduction box and the like, and the mechanical transmission system has a self-locking function. The lifting chain is mounted on the sprocket of the output shaft, one end of which is connected to the saddle and the other end of which is connected to a counterweight that moves within the column. An electric limit switch and a mechanical stop block are arranged at the movement limit position of the upright column, so that the use safety of the equipment is ensured.

The beam is provided with a unique anti-falling safety device, when the beam falls accidentally, the anti-falling device can be automatically started to stop falling, and the beam has a safety function.

The sliding seat frame of the manipulator moves on the upright post through four positioning guide wheels, and the other four guide wheels are used for fixing the cross arm and can enable the cross arm to move horizontally. The guide wheel is fixed by an eccentric shaft and can be used for adjusting the movement gap.

The horizontal movement of the cross beam is driven by an alternating current motor arranged on a sliding seat frame, and an output shaft gear is meshed with a cross beam rack to enable the cross beam to move back and forth. The speed is regulated by adopting the frequency converter, and the device has the characteristics of large speed regulation range, stability, reliability, high driving precision and the like. And 4, quenching and tempering heat treatment is carried out on the rack, so that the service life is prolonged.

The moving speed of the cross beam is 0.15-2.5 m/min and can be stepless adjustable, and a mechanical stop block and an electric limiting device are arranged at a moving terminal.

The power supply of the cross beam and the stand column of the manipulator adopts a drag chain mode, and the drag chain can effectively protect the cable from being damaged. The welding operation machine is provided with an overhaul ladder, and an overhaul protection cage is arranged at the part with the height exceeding 2 meters of the overhaul ladder.

The centralized control of the whole machine comprises the control of a welding manipulator, the control of a welding system, the linkage control of a horizontal rotary table and the like. The control system has complete fault diagnosis capability and can display corresponding fault codes (frequency converters). The control cabinet can operate and control functions of lifting and retracting of a cross beam of the manipulator, rotation of the stand column, trolley walking and the like. The design of the electric control system meets the requirements of the actions of each mechanism, and the manufacturing quality meets the quality standard and the related safety standard of the state.

In the embodiment of the invention, as shown in fig. 3, the horizontal rotary table 3 comprises a workpiece outer fixing buckle 3.1, a supporting leg 3.2, a concentric ring pier 3.3, a rotary table 3.4, a rotary shaft 3.5, a conductive mechanism 3.6, a motor 3.7 and a fixed underframe 3.8, the fixed underframe 3.8 is fixed on the ground, the rotary shaft 3.5 is fixedly arranged on the fixed underframe 3.8, the rotary table 3.4 is arranged at the top of the rotary shaft 3.5, the motor 3.7 is in meshed connection with the rotary table 3.4 through a gear, a plurality of supporting legs 3.2 are arranged on the rotary table 3.4 and are annularly arranged, the concentric ring pier 3.3 is arranged at the center of the rotary table 3.4, the workpiece outer fixing buckle 3.1 is slidably arranged on the supporting leg 3.2, the conductive mechanism 3.6 is fixed on the fixed underframe 3.8 in an insulating manner, and the top of the conductive mechanism 3.6 is in contact with a finish machining surface at the bottom of the rotary table 3.4. Radian settings such as a plurality of landing leg 3.2, the length of landing leg 3.2 is longer than the radius of carousel 3.4, is provided with a plurality of fixed orifices on the landing leg 3.2, and the fixed knot 3.1 in the work piece outside can be dismantled and set up on the fixed orifices.

The horizontal rotary table mainly comprises a working disc, a rotary mechanism, a rotary driving system, a rack base, a conductive mechanism and a control system. The rotary working disk is formed by welding structural steel parts, and the diameter of the base diskThe supporting legs are added on the table top of the base plate to extend toAt the same time, the plate surface and the lengthened supporting legs are all provided withThe equidistant concentric circular grooves are arranged, so that the workpiece can be aligned and centered conveniently.

The rotary mechanism mainly comprises a rotary support, a rotary working disc, a driving device and the like. A pinion of the slewing drive device is meshed with a gear ring of the slewing bearing to drive the working disc to rotate. The rotary transmission system consists of an alternating current motor, a speed reducer and a driving pinion. The alternating current motor transmits power to the small gear through the speed reduction of the speed reducer, and the rotary working disc is driven to rotate through the slewing bearing.

The conductive mechanism is of an elastic structure and is arranged below the working disc, the conductive body is in close contact with the finish machining surface of the working disc, the conductive body can compensate at any time after being worn, and the conductive device is installed with the rotary seat in an insulating mode, so that current is prevented from passing through transmission parts such as bearings and gears. The conductor is made of copper alloy, has good conductivity, and allows the use of welding current 1000A.

The functions of forward rotation, reverse rotation, speed regulation and stop of the rotation action; the control system consists of a main control cabinet and a manual control box, the manual control box is connected with the control cabinet through a 15-meter connecting line, and the manual control box can be used for operating the equipment at different positions of the equipment. The control system is provided with motor overcurrent and overvoltage protection.

In the embodiment of the invention, as shown in fig. 4, the conductive mechanism 3.6 includes an insulating sleeve 3.61, a conductive body 3.62, a spring 3.63, a conductive shaft 3.64, an insulating sleeve fixing member 3.65 and a conductive body head 3.67, the insulating sleeve 3.61 is fixed on the fixed chassis 3.8 through the insulating sleeve fixing member 3.65, the conductive shaft 3.64 is arranged in the insulating sleeve 3.61 and connected with the conductive body head 3.67 through the bottom, the spring 3.63 is arranged in the insulating sleeve 3.61 and sleeved outside the conductive shaft 3.64, the conductive body 3.62 is connected with the top of the conductive shaft 3.64, and the top of the conductive body 3.62 is arranged in contact with the finish machining surface at the bottom of the turntable 3.4.

The gas shielded welding system adopts a full digital control pulse MIG/MAG welding machine (YD-500GL4) produced by Thangshangsong company, a YW-50DG1HLE wire feeding device, a gas flowmeter, a relay cable, a circulating water cooling tank, a straight-handle automatic water cooling welding gun and the like. The full-series welding machine of the character control pulse MIG/MAG welding system covers 0.8-1.6 wire diameters, and the applicable range of the thickness of the base metal plate is wider; the standard 3 series and 4 series stainless steel databases have excellent welding performance. The excellent arc striking performance and the molten ball eliminating technology greatly improve the arc striking success rate and reduce the weld defects of an arc striking section through the energy enhancing technology during arc striking. The wire feeding speed is detected when the welding is finished, the output energy is automatically adjusted to obtain an ideal molten ball state, the success rate of next arc striking is improved, and high-quality spot welding can be realized; the ALC arc stable control technology realizes short arc, low spatter and high-speed welding in a pulse mode.