CN116475634B - Automatic ring welding equipment and ring preparation method - Google Patents

Automatic ring welding equipment and ring preparation method Download PDF

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Publication number
CN116475634B
CN116475634B CN202310477038.7A CN202310477038A CN116475634B CN 116475634 B CN116475634 B CN 116475634B CN 202310477038 A CN202310477038 A CN 202310477038A CN 116475634 B CN116475634 B CN 116475634B
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China
Prior art keywords
positioning
clamping
pressing
arc piece
driving
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CN202310477038.7A
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CN116475634A (en
Inventor
张晓明
徐桐顺
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Foshan Mingyan Technology Co ltd
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Foshan Mingyan Technology Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B23K37/0443—Jigs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The invention discloses automatic ring welding equipment and a ring preparation method, wherein the automatic ring welding equipment comprises a rotary workbench, a plurality of positioning mechanisms, a pressing mechanism and a clamping mechanism, wherein the positioning mechanisms are uniformly distributed on the rotary workbench; the positioning mechanism comprises a positioning driving piece, a movable plate and a partition plate, and the positioning driving piece is in driving connection with one end of the movable plate; one end of the partition plate is fixed on the middle position of the other end of the movable plate, and the partition plate is positioned between any two adjacent arc piece placing areas. The automatic ring welding equipment combines the circular arc sheets to form a ring structure by placing the circular arc sheets on the rotary workbench and matching the positioning mechanism, the clamping mechanism and the pressing mechanism, so that the ring welding efficiency and the reliability of ring workpieces are improved.

Description

Automatic ring welding equipment and ring preparation method
Technical Field
The invention mainly relates to the technical field of welding processing equipment, in particular to automatic ring welding equipment and a ring preparation method.
Background
The existing circular ring workpiece processing mode is divided into integral cutting and arc piece welding forming, and the arc piece welding forming process is mostly applicable to processing and preparing of large-scale circular ring workpieces.
The current circular arc piece processing mode of forming the ring generally carries out welded connection through a plurality of circular arc pieces in proper order, carries out the location and the fixed of circular arc piece work piece before welding operation at every turn to connect a plurality of circular arc pieces head and tail in proper order and form the ring, this kind of processing mode leads to the lower efficiency of ring welded, and in welding process, the condition of bending deformation appears easily in the circular arc piece moreover, leads to the quality reliability of the ring that the processing was accomplished poor.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides automatic ring welding equipment and a ring manufacturing method.
The invention provides automatic ring welding equipment which comprises a rotary workbench, a plurality of positioning mechanisms, a plurality of compressing mechanisms and a plurality of clamping mechanisms, wherein the plurality of positioning mechanisms are uniformly distributed on the rotary workbench, the clamping mechanisms are arranged on two sides of any positioning mechanism, and more than one clamping mechanism is arranged on the corresponding position of any compressing mechanism;
a positioning boss is arranged on the table top of the rotary workbench, an arc piece placing area is formed between the positioning boss and the edge of the rotary workbench, an arc piece placing area is arranged between any two adjacent positioning mechanisms, and a plurality of arc piece placing areas form the arc piece placing area;
the positioning mechanism comprises a positioning driving piece, a movable plate and a partition plate, wherein the positioning driving piece is fixed at the edge of the rotary workbench, the movable plate is arranged on the table top of the rotary workbench, and one end of the movable plate is connected with the driving end of the positioning driving piece;
one end of the partition plate is fixed at the middle position of the other end of the movable plate, and the partition plate is positioned between any two adjacent arc piece placing areas.
Further, the automatic ring welding device further comprises a welding device, and the welding device is arranged outside the rotary workbench.
Further, a rotating base is arranged at the bottom of the rotating workbench, and a rotating shaft and a rotating motor are arranged on the rotating base;
the rotary motor is connected with one end of the rotating shaft in a driving mode, and the center of the rotary workbench is connected with the other end of the rotating shaft.
Further, the clamping mechanism comprises a clamping driving piece and a clamping plate, and the clamping driving piece is arranged at the bottom of the rotary workbench;
the clamping drive member is drivingly connected to one end of the clamping plate.
Further, the other end of the clamping plate is provided with a clamping groove which is formed by inwards sinking.
Further, the pressing mechanism comprises a pressing driving piece and more than one pressing rod, and the pressing driving piece is arranged on the bottom surface of the rotary workbench;
one end of the compression bar is rotationally connected with the output end of the compression driving piece, and the other end of the compression bar is provided with a pressing block.
Further, the pressing mechanism further comprises a fixed rod assembly, wherein the fixed rod assembly comprises a first fixed rod, a second fixed rod and a rotating rod, and the first fixed rod and the second fixed rod are arranged on the rotary workbench;
the rotating rod is arranged between the first fixed rod and the second fixed rod, and the middle part of the pressing rod is sleeved on the rotating rod.
Further, the compressing mechanism further comprises a mounting base, the mounting base is arranged on the bottom surface of the rotary workbench, and the compressing driving piece is arranged on the mounting base.
Further, the automatic ring welding equipment further comprises a plurality of jacking and stripping mechanisms, wherein the jacking and stripping mechanisms comprise jacking driving pieces and jacking shafts, and the output ends of the jacking driving pieces are connected with one ends of the jacking shafts;
the rotary workbench is provided with a jacking matching hole, and the other end of the jacking shaft is inserted into the jacking matching hole.
The invention also provides an automatic ring welding method which is suitable for the automatic ring welding equipment, and the automatic ring welding method comprises the following steps:
s11: placing an arc piece in the arc piece placing area, and primarily positioning the arc piece through a positioning mechanism;
s12: the circular arc piece is precisely positioned by matching the clamping mechanism with the positioning mechanism;
s13: the arc piece is pressed and fixed through the pressing mechanism and the clamping mechanism, and the positioning mechanism is reset and the welding area is exposed;
s14: and welding the welding area by the welding equipment in cooperation with the rotary workbench.
The invention provides automatic ring welding equipment and a ring manufacturing method.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an automatic ring welding apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a rotary table according to an embodiment of the present invention;
FIG. 3 is a schematic view of a positioning mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic view of a clamping mechanism in accordance with an embodiment of the present invention;
FIG. 5 is a schematic view of the structure of the clamping plate according to the embodiment of the invention;
FIG. 6 is a schematic view of a pressing mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a lifting stripping mechanism in an embodiment of the invention;
FIG. 8 is a schematic view of a cooling system of an automatic ring welding apparatus according to an embodiment of the present invention;
FIG. 9 is a flow chart of a method for preparing a ring of the automatic ring welding device in an embodiment of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Fig. 1 shows a schematic structural diagram of an automatic ring welding device in an embodiment of the present invention, where the automatic ring welding device includes a rotary table 2, a plurality of positioning mechanisms 4, a plurality of pressing mechanisms 5, and a plurality of clamping mechanisms 3, the plurality of positioning mechanisms 4 are uniformly distributed on the rotary table 2, the clamping mechanisms 3 are disposed on two sides of any one positioning mechanism 4, and more than one clamping mechanism 3 is disposed on a corresponding position of any one pressing mechanism 5.
Further, the positioning mechanism 4 is used for positioning the arc piece, the clamping mechanism 3 and the compressing mechanism 5 are used for fixing the arc piece, and welding accuracy of the arc piece is improved.
Specifically, the automatic ring welding equipment further comprises welding equipment 1, the welding equipment 1 is arranged outside the rotary workbench 2, and the welding equipment 1 is used for performing welding operation on the arc-shaped sheets on the rotary workbench 2.
Further, in this embodiment, the welding apparatus 1 is an industrial robot, and according to actual processing requirements, the welding apparatus 1 may be an operating apparatus such as a mechanical arm, a gantry operating robot, or the like.
Specifically, fig. 2 shows a schematic structural diagram of a rotary table 2 in an embodiment of the present invention, a rotary base 22 is disposed at the bottom of the rotary table 2, a rotating shaft, a rotary motor 23 and a speed reducer 24 are disposed on the rotary base 22, the rotary motor 23 is driven and connected to the rotating shaft based on the speed reducer 24, and the center of the rotary table 2 is connected to the rotating shaft, that is, the rotary motor 23 can drive the rotating shaft to rotate, so as to drive the rotary table 2 to rotate.
Further, the speed reducer 24 is configured to reduce the rotation rate of the rotary table 2 and increase the output torque of the rotary motor 23, so that the rotary motor 23 can meet the rotation requirement of the rotary table 2.
Further, the rotary worktable 2 may rotate to adjust the worktable according to the operation requirement of the welding apparatus 1, so that the welding apparatus 1 can complete the welding operation of each arc piece.
Specifically, be provided with location boss 25 on the mesa of swivel work head 2, location boss 25 with be formed with the circular arc piece between the swivel work head 2 edge and place district 21, set up to the circular arc piece between the positioning mechanism 4 of arbitrary two adjacencies and place district 211, a plurality of the circular arc piece is placed the district and is formed the circular arc piece is placed district 21, the circular arc piece is placed district 211 and is used for placing the circular arc piece, a plurality of the circular arc piece welds in proper order and forms the ring work piece.
Further, the arc piece can be obtained by cutting the whole plate raw material, a plurality of arc piece workpieces are obtained by cutting the whole plate raw material, waste of the whole plate raw material can be reduced, and the utilization rate of the whole plate raw material is improved, so that the material cost is reduced.
The clamping mechanism 3 is arranged on two sides of any positioning mechanism 4, the clamping mechanism 3 and the positioning mechanism 4 are arranged on the outer side edge of the circular arc piece placing area 21, and the pressing mechanism 5 is arranged on the inner side edge of the circular arc piece placing area 21.
Specifically, fig. 3 shows a schematic structural diagram of the positioning mechanism 4 in the embodiment of the present invention, where the positioning mechanism 4 includes a positioning driving member 41, a movable plate 43 and a partition plate 44, where the positioning driving member 41 is fixed on an edge of the rotary table 2, the movable plate 43 is disposed on a table top of the rotary table 2, one end of the movable plate 43 is connected to a driving end of the positioning driving member 41, one end of the partition plate 44 is fixed on a middle position of the other end of the movable plate 43, the movable plate 43 and the partition plate 44 are distributed along a radial direction of the rotary table 2, and the positioning driving member 41 can drive the movable plate 43 to move in a telescopic manner along the radial direction of the rotary table 2, so as to drive the partition plate 44 to move in a telescopic manner along the radial direction of the rotary table 2.
Specifically, the positioning mechanism 4 further includes a first mounting plate 42, one end of the first mounting plate 42 is fixed at the bottom of the rotary table 2, the other end of the first mounting plate 42 extends outside the rotary table 2, a first sliding groove is formed in the first mounting plate 42, a first sliding block is arranged at the bottom of the movable plate 43, the movable plate 43 is slidably engaged with the first sliding groove of the first mounting plate 42 based on the first sliding block, and the movable plate 43 can slide in the first sliding groove of the first mounting plate 42 based on the first sliding block.
Further, the positioning driving member 41 is fixed on the other end of the first mounting plate 42, a first matching groove 431 is formed at one end of the movable plate 43, an output shaft of the positioning driving member 41 is inserted into the first matching groove 431 of the movable plate 43, and the positioning driving member 41 can drive the movable plate 43 to slide on the first mounting plate 42 in a telescopic manner through the output shaft.
Further, the positioning driving member 41 may be a telescopic cylinder, and the movable plate 43 is pneumatically driven to slide, so as to improve the sliding accuracy of the movable plate 43; the positioning driving piece 41 may also be a telescopic motor, and the movable plate 43 is driven by the motor to move, so that the sliding pressing capability of the movable plate 43 can be adjusted, so that the positioning mechanism 4 meets the pressing welding requirements of different circular arc sheets.
Specifically, the partition plate 44 is located between any two adjacent arc piece placement areas 211, the positioning driving piece 41 drives the movable plate 43 to stretch towards the central position of the rotary workbench 2, the movable plate 43 can push the arc pieces in the arc piece placement areas 211 towards the central position of the rotary workbench 2, and the arc pieces complete preliminary positioning under the action of the positioning boss 25 and the movable plate 43.
Further, the thickness of the partition 44 is between 2mm and 5mm, so that the gap between two adjacent circular arc sheets meets the requirement of the circular ring welding operation.
Specifically, fig. 4 shows a schematic structural diagram of the clamping mechanism 3 in the embodiment of the present invention, where the clamping mechanism 3 includes a clamping driving member 31, a clamping plate 33 and a second mounting plate 32, one end of the second mounting plate 32 is fixed on the bottom surface of the rotary table 2, a second sliding groove 321 is provided on the second mounting plate 32, a second sliding block 333 is provided on the clamping plate 33, the clamping plate 33 is slidably matched on the second sliding groove 321 of the second mounting plate 32 based on the second sliding block 333, the clamping driving member 31 is fixed on the other end of the second mounting plate 32, a second matching groove 331 is provided on one end of the clamping plate 33, and an output shaft of the clamping driving member 31 is connected to the second matching groove 331 on the clamping plate 33, where the clamping driving member 31 is used to drive the clamping plate 33 to stretch in the radial direction of the rotary table 2.
Specifically, fig. 5 shows a schematic structural diagram of the clamping plate 33 in the embodiment of the present invention, an inverted L-shaped clamping groove 332 formed by recessing inwards is provided at the other end of the clamping plate 33, the clamping groove 332 includes a bonding surface perpendicular to the horizontal direction and a pressing surface located in the horizontal direction, the height of the bonding surface is equal to the thickness of the circular arc sheet, when the clamping driving member 31 drives the clamping plate 33 to extend toward the circular arc sheet, the clamping groove 332 can clamp the edge of the circular arc sheet, the bonding surface is bonded with the side wall of the circular arc sheet, the pressing surface is bonded with the top surface of the circular arc sheet, and the clamping mechanism 3 is based on the clamping groove 332 of the clamping plate 33, and cooperates with the positioning boss 25 on the rotary table 2 to clamp and fix the circular arc sheet in the circular arc sheet placement area 211 of the rotary table 2.
Further, the clamping driving member 31 may be a driving cylinder, and pneumatically drives the clamping plate 33 to stretch and retract, so as to improve the clamping accuracy of the clamping plate 33; the clamping driving member 31 may also be a driving motor, and the clamping plate 33 is driven by the driving motor to move, so that the pressing capability of the clamping plate 33 can be adjusted, and the positioning mechanism 4 meets the pressing welding requirements of different circular arc sheets.
Specifically, the plurality of clamping mechanisms 3 clamp the circular arc pieces in the circular arc piece placement area 211, at this time, the inner side wall of any circular arc piece is attached to the positioning boss 25 of the rotary table 2, and the side walls at two ends of the circular arc piece are attached to the side walls of the partition 44 of the adjacent positioning mechanism 4, so that the positions of the circular arc pieces in the circular arc piece placement area 211 are fixed, so that welding operation is performed.
Specifically, fig. 6 shows a schematic structural diagram of a pressing mechanism 5 in the embodiment of the present invention, where the pressing mechanism 5 includes a pressing driving member 51 and more than one pressing rod 55, a mounting opening is provided on the rotary table 2, the pressing driving member 51 is disposed on a bottom surface of the rotary table 2, one end of the pressing rod 55 is rotationally connected with an output end of the pressing driving member 51, when an output shaft of the pressing driving member 51 drives the pressing rod 55 to stretch, the pressing rod 55 can adapt to rotation so as to satisfy a rotation pressing operation of the pressing rod 55, another end of the pressing rod 55 extends on a table surface of the rotary table 2 through the mounting opening, and a pressing block 56 is disposed on another end of the pressing rod 55.
Specifically, the pressing mechanism 5 includes a mounting base 57, the mounting base 57 is disposed on the bottom surface of the rotary table 2, the mounting base 57 is used for placing the pressing driving member 51, and by setting the mounting base 57, the stability of the connection structure of the pressing driving member 51 is improved.
Further, the pressing driving member 51 may be a driving motor, and the rotation speed of the pressing rod 55 is adjusted by the motor, so that the pressing block 56 on the pressing rod 55 may meet the pressing requirement of the circular arc sheet, the pressing driving member 51 may also be a driving cylinder, and the response speed and accuracy of the pressing rod 55 in rotation and pressing may be improved by pneumatically driving the pressing rod 55 to rotate.
Further, the pressing mechanism 5 further comprises a fixing rod assembly, the fixing rod assembly comprises a first fixing rod 52, a second fixing rod 53 and a rotating rod 54, the rotating rod 54 is arranged between the first fixing rod 52 and the second fixing rod 53, the middle position of the pressing rod 55 is sleeved on the rotating rod 54, and a corner with a preset radian is arranged at the middle position of the pressing rod 55, so that the pressing driving piece 51 can drive the pressing rod 55 to rotate around the rotating rod 54, and a pressing block 56 on the pressing rod 55 can rotate towards the direction of the circular arc piece and press the circular arc piece.
Specifically, the pressing mechanism 5 cooperates with the clamping mechanism 3 to fix the circular arc sheet, please refer to fig. 5, a recess 334 is formed in the middle position of the other end of the clamping plate 33 of the clamping mechanism 3, when the clamping plate 33 clamps and fixes the circular arc sheet, the pressing driving member 51 drives the pressing rod 55 to rotate, so that the pressing block 56 on the pressing rod 55 is pressed on the top surface of the circular arc sheet, the recess 334 is arranged at the position where the pressing block 56 is pressed, that is, the pressing block 56 is pressed on the circular arc sheet, and the pressing block 56 can cooperate in the recess 334, so that the clamping mechanism 3 cooperates with the pressing mechanism to press and fix the circular arc sheet, and the risk of deviation or warpage of the circular arc sheet in the welding process is reduced.
Further, the pressing mechanism 5 is divided into a single pressing mechanism and a double pressing mechanism, the single pressing mechanism is provided with one pressing rod 55, the double pressing mechanism is provided with two pressing rods 55, the double pressing mechanism is arranged at the corresponding position of the positioning mechanism 4, and the two pressing rods 55 of the double pressing mechanism are respectively matched with the clamping mechanisms 3 at two sides of the positioning mechanism 4.
Further, the dual-pressing mechanism is further provided with a transmission rod, the output end of the pressing driving member 51 is in driving connection with the transmission rod, and one ends of the two pressing rods 55 of the dual-pressing mechanism are respectively arranged at two ends of the transmission rod, so that the pressing driving member 51 can simultaneously drive the two pressing rods 55 to perform pressing operation.
Specifically, when the pressing mechanism 5 and the clamping mechanism 3 cooperate to complete the fastening of the circular arc sheets in the circular arc sheet placement area 211, the positioning driving piece 41 in the positioning mechanism 4 drives the movable plate 43 to reset, so that the movable plate 43 moves away from the circular arc sheets, and the partition 44 is drawn out from between the two circular arc sheets along with the resetting of the movable plate 43, so that the welding device 1 performs welding and fixing connection between the two circular arc sheets.
Further, the circular arc pieces are fixed through the cooperation of the clamping mechanism 3 and the compressing mechanism 5, so that the positioning mechanism 4 can keep a clamping state in a resetting process, and the bending, offset and deformation of the circular arc pieces are avoided.
Specifically, fig. 7 shows a schematic structural diagram of a lifting and stripping mechanism 6 in the embodiment of the present invention, the automatic ring welding apparatus further includes a plurality of lifting and stripping mechanisms 6, the lifting and stripping mechanisms 6 are disposed on the mounting base 57, the lifting and stripping mechanisms 6 include a lifting driving member 61 and a lifting shaft 62, an output end of the lifting driving member 61 is connected to one end of the lifting shaft 62, a lifting mating hole 26 is disposed on the rotary table 2, and another end of the lifting shaft 62 is inserted into the lifting mating hole 26, or another end of the lifting shaft 62 extends on the rotary table 2 through the lifting mating hole 26, and the lifting mating hole 26 is disposed in the circular arc piece placement area 211.
Further, after the automatic welding device for the ring completes the welding operation, the clamping mechanism 3 and the pressing mechanism 5 loosen the clamping state of the ring workpiece, the lifting and stripping mechanism 6 starts to work, and the lifting driving piece 61 drives the lifting shaft 62 to lift up, so that the lifting shaft 62 lifts up to the upper side of the rotary table 2 along the lifting matching hole 26, and lifts the ring workpiece after the welding away from the circular arc piece placing area 21, so that a worker or a transfer robot transfers the ring workpiece after the welding.
Fig. 8 shows a schematic structural diagram of a cooling system of an automatic ring welding apparatus according to an embodiment of the present invention, where the cooling system includes a conveying pipe 7 laid on the rotary table 2, the conveying pipe 7 includes a main conveying pipe 71 and a plurality of conveying sub-pipes 72, the conveying sub-pipes 72 are disposed between any two adjacent arc piece placement areas 21, one end of the plurality of conveying sub-pipes 72 is connected to the main conveying pipe 71, the other end of the conveying sub-pipe 72 is disposed as an output port, a welding area 27 is disposed between any two adjacent arc piece placement areas 211, and the output port of the conveying sub-pipe 72 faces the welding area 27.
Further, the cooling system may be an air cooling system, the main conveying pipe 71 is connected to an external air source, and the external air source may convey cold air flow to the welding area 27 through the main conveying pipe 71 and the plurality of sub conveying pipes 72, so as to cool the welding position of the arc piece during the welding process.
The cooling system may be a water cooling system, the main conveying pipe 71 may be connected with an external cooling liquid supply tank, and the cooling liquid supply tank may convey cooling liquid to the welding area 27 through the main conveying pipe 71 and the plurality of sub conveying pipes 72, so as to cool the welding position of the arc piece in the welding process, and improve the welding effect of the ring connecting position.
Further, an electromagnetic valve is disposed on the main conveying pipe 71, and the electromagnetic valve can control the supply or closing of the cooling liquid or cold air in the main conveying pipe 71, and adjust the cooling operation of the cooling system according to the use requirement of the automatic ring welding device.
Further, the rotary workbench 2 is provided with a heat dissipation slot hole, the heat dissipation slot hole is arranged in the welding area 27, and cold air flow and cooling liquid of the cooling system can be discharged through the heat dissipation slot hole after passing through the welding part of the arc piece, so that heat generated by welding is effectively taken away, and the risk of accumulation of welding slag or cooling liquid on the rotary workbench 2 in the welding process is reduced.
Further, when the cooling system is a water cooling system, a diversion trench can be arranged below the heat dissipation slot, used cooling liquid is recovered through the diversion trench, and the cooling liquid is returned to the cooling liquid supply box after being filtered, so that the energy loss of the automatic ring welding equipment is reduced.
Specifically, the working principle of the automatic ring welding equipment is as follows: placing the circular arc piece in the circular arc piece placing area 211, carrying out preliminary positioning on the circular arc piece through the positioning boss 25 of the positioning mechanism 4 matched with the rotary workbench 2, carrying out accurate positioning and clamping on the circular arc piece through the matched clamping mechanism 3, namely, attaching the inner side of the circular arc piece to the side wall of the positioning boss 25 through the clamping mechanism 3, attaching the two ends of the circular arc piece to the side wall of the partition plate 44 of the adjacent positioning mechanism 4, carrying out compression fixation on the circular arc piece through the compression mechanism 5, carrying out welding connection fixation on any two adjacent circular arc pieces through the welding equipment 1 after the positioning mechanism 4 is pulled away and the matching of the rotary workbench 2, thereby obtaining the circular ring workpiece.
Specifically, the embodiment of the invention provides automatic ring welding equipment, which combines a plurality of circular arc sheets on a rotary workbench 2 through a positioning mechanism 4, a clamping mechanism 3 and a pressing mechanism 5 to form a ring structure, and the circular arc sheets are welded and connected through welding equipment 1 to form a ring workpiece, so that the convenience and reliability of ring processing are improved.
Embodiment two:
fig. 9 shows a flowchart of a method for preparing a ring of an automatic ring welding device according to an embodiment of the present invention, where the method for preparing a ring includes:
s11: placing an arc piece in the arc piece placing area 211, and primarily positioning the arc piece through the positioning mechanism 4;
specifically, the distribution number and distribution positions of the positioning mechanisms 4 on the rotary workbench 2 are adjusted according to the sizes of the circular arc pieces, a plurality of circular arc piece placement areas 211 are formed on the rotary workbench 2, the rotary workbench 2 is fed with the circular arc pieces through an operator or a transfer robot, and the circular arc pieces are placed in the plurality of circular arc piece placement areas 211 of the rotary workbench 2 in sequence until any one circular arc piece placement area 211 is placed with one circular arc piece.
Further, after finishing the feeding operation of the circular arc piece, the positioning mechanism 4 is driven to cooperate with the positioning boss 25 on the rotary workbench 2 to perform preliminary positioning on the circular arc piece, the positioning mechanism 4 pushes the circular arc piece to the central position of the rotary workbench 2, the circular arc piece is limited between the positioning boss 25 and the positioning mechanism 4, and preliminary positioning is completed.
Further, the circular arc sheets with uniform specifications are formed through customization, and the sizes of the circular arc sheets can be adjusted according to the processing requirements of the circular rings.
S12: the circular arc piece is precisely positioned by the clamping mechanism 3 and the positioning mechanism 4;
specifically, after the preliminary positioning is completed, the inner side walls of the circular arc pieces are attached to the positioning bosses 25 of the rotary workbench 2 through the clamping mechanism 3, the side walls at the two ends of the circular arc pieces are attached to the side walls of the adjacent partition plates 44 of the positioning mechanism 4, and the circular arc pieces are clamped and fixed through the clamping mechanism 3.
Further, the circular arc pieces are precisely positioned through the clamping mechanism 3, so that two ends of the circular arc pieces are fixedly attached to the side wall of the partition plate 44 of the positioning mechanism 4, and two adjacent circular arc pieces are separated from each other based on the partition plate 44 of the positioning mechanism 4.
Further, since the dimensions of each circular arc sheet are the same, that is, the connection positions between any adjacent circular arc sheets are matched, the circular arc sheets can be perfectly matched through the clamping mechanism 3.
S13: the arc piece is pressed and fixed by the pressing mechanism 5 and the clamping mechanism 3, and the positioning mechanism 4 is reset and the welding area 27 is exposed;
specifically, the pressing mechanism 5 is matched with the clamping mechanism 3 to fix the arc pieces, further lock the positions of the arc pieces, and drive the positioning mechanism 4 to reset, so that the partition 44 of the positioning mechanism 4 can be pulled away from between two adjacent arc pieces, and the welding area 27, namely a gap between any two adjacent arc pieces, is exposed.
Further, the position of the arc piece is pressed and fixed through the pressing mechanism 5, so that the situation that the arc piece is bent and deformed in the resetting process of the positioning mechanism 4 is avoided.
S14: the welding area 27 is welded by the welding apparatus 1 in cooperation with the swivel table 2.
Specifically, the welding device 1 is disposed on a side of the rotary workbench 2, and the operation end of the welding device 1 is correspondingly disposed on the welding area 27 of the rotary workbench 2, when the welding device 1 completes the welding operation of one welding area 27, the rotary workbench 2 can rotate to adjust the position, so that the next welding area 27 is located in the operation range of the operation end of the welding device 1, and the welding device 1 can complete the welding operation of all the welding areas 27, thereby obtaining the ring workpiece.
Specifically, the method for preparing the circular ring of the automatic circular ring welding equipment further comprises the following steps: the lifting stripping mechanism 6 is used for lifting and stripping the circular ring workpiece, after the automatic circular ring welding equipment completes the welding operation of all welding areas 27, the clamping mechanism 3 and the pressing mechanism 5 loosen the clamping state of the circular ring workpiece, the lifting stripping mechanism 6 drives the lifting shaft 62 to move upwards through the lifting driving piece 61, and the lifting shaft 62 lifts the circular ring workpiece from the rotary workbench so that an operator or carrying equipment carries the circular ring workpiece.
Furthermore, after the operator or the carrying equipment carries the circular ring workpiece, the automatic circular ring welding equipment can continue to feed the circular arc pieces and carry out the welding operation of the next circular ring workpiece.
The embodiment of the invention provides a ring welding method of automatic ring welding equipment, which comprises the steps of placing a plurality of circular arc sheets with the same specification on a rotary workbench 2, positioning and clamping and fixing the circular arc sheets, enabling the circular arc sheets to be combined to form a ring structure, and sequentially welding and connecting the circular arc sheets to be fixed through the welding equipment 1 in cooperation with the rotary operation of the rotary workbench 2 to form a ring workpiece, so that the convenience of processing the circular arc sheets into the ring workpiece is improved.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of the above embodiments may be implemented by a program to instruct related hardware, the program may be stored in a computer readable storage medium, and the storage medium may include: read Only Memory (ROM), random access Memory (RAM, random Access Memory), magnetic or optical disk, and the like.
In addition, the automatic ring welding equipment and the method for preparing the ring provided by the embodiment of the invention are described in detail, and specific examples are adopted to illustrate the principle and the implementation mode of the invention, and the description of the above examples is only used for helping to understand the method and the core idea of the invention; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present invention, the present description should not be construed as limiting the present invention in view of the above.

Claims (8)

1. The automatic ring welding equipment is characterized by comprising a rotary workbench, a plurality of positioning mechanisms, a plurality of compressing mechanisms and a plurality of clamping mechanisms, wherein the positioning mechanisms are uniformly distributed on the rotary workbench, the clamping mechanisms are arranged on two sides of any positioning mechanism, and more than one clamping mechanism is arranged on the corresponding position of any compressing mechanism;
a positioning boss is arranged on the table top of the rotary workbench, an arc piece placing area is formed between the positioning boss and the edge of the rotary workbench, an arc piece placing area is arranged between any two adjacent positioning mechanisms, and a plurality of arc piece placing areas form the arc piece placing area;
the positioning mechanism comprises a positioning driving piece, a movable plate and a partition plate, wherein the positioning driving piece is fixed at the edge of the rotary workbench, the movable plate is arranged on the table top of the rotary workbench, one end of the movable plate is connected with the driving end of the positioning driving piece, and the positioning driving piece is used for driving the partition plate to move in a telescopic manner along the radial direction of the rotary workbench;
one end of the partition plate is fixed at the middle position of the other end of the movable plate, and the partition plate is positioned between any two adjacent arc piece placement areas;
the clamping mechanism comprises a clamping driving piece and a clamping plate, and the clamping driving piece is arranged at the bottom of the rotary workbench;
the clamping driving piece is connected with one end of the clamping plate in a driving way;
the other end of the clamping plate is provided with a clamping groove which is formed by inward recessing.
2. The automatic ring welding apparatus of claim 1, further comprising a welding apparatus disposed outside of the rotary table.
3. The automatic ring welding apparatus as claimed in claim 1, wherein a rotating base is provided at a bottom of the rotating table, and a rotating shaft and a rotating motor are provided on the rotating base;
the rotating motor is connected with one end of the rotating shaft, and the center of the rotating workbench is connected with the other end of the rotating shaft.
4. The automatic ring welding apparatus as claimed in claim 1, wherein the pressing mechanism comprises a pressing driving member and one or more pressing rods, the pressing driving member being disposed on a bottom surface of the rotary table;
one end of the compression bar is rotationally connected with the output end of the compression driving piece, and the other end of the compression bar is provided with a pressing block.
5. The automatic ring welding apparatus of claim 4, wherein the hold-down mechanism further comprises a fixed rod assembly comprising a first fixed rod, a second fixed rod, and a rotating rod, the first fixed rod and the second fixed rod being disposed on the rotating table;
the rotating rod is arranged between the first fixed rod and the second fixed rod, and the middle part of the pressing rod is sleeved on the rotating rod.
6. The automated ring welding apparatus of claim 4, wherein the hold-down mechanism further comprises a mounting base disposed on a bottom surface of the rotary table, and the hold-down drive is disposed on the mounting base.
7. The automatic ring welding equipment according to claim 1, further comprising a plurality of jacking and stripping mechanisms, wherein the jacking and stripping mechanisms comprise jacking driving pieces and jacking shafts, and the output ends of the jacking driving pieces are connected with one ends of the jacking shafts;
the rotary workbench is provided with a jacking matching hole, and the other end of the jacking shaft is inserted into the jacking matching hole.
8. A method for producing a ring, which is suitable for the automatic ring welding apparatus according to any one of claims 1 to 7, comprising:
s11: placing an arc piece in the arc piece placing area, and primarily positioning the arc piece through a positioning mechanism;
s12: the circular arc piece is precisely positioned by matching the clamping mechanism with the positioning mechanism;
s13: the arc piece is pressed and fixed through the pressing mechanism and the clamping mechanism, and the positioning mechanism is reset and the welding area is exposed;
s14: and welding the welding area by the welding equipment in cooperation with the rotary workbench.
CN202310477038.7A 2023-04-27 2023-04-27 Automatic ring welding equipment and ring preparation method Active CN116475634B (en)

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CN111515508A (en) * 2020-05-15 2020-08-11 江苏英特仁智能科技有限公司 Arc part welding device for automobile anti-explosion tire
CN112059482A (en) * 2020-08-30 2020-12-11 安徽双骏智能科技有限公司 Multidirectional rotating machining device for robot welding production and using method thereof
CN217529731U (en) * 2022-04-27 2022-10-04 荆州市泰晟融和通用机械有限公司 Welding device for square furnace plate
CN217727685U (en) * 2022-06-29 2022-11-04 武汉道禾智能设备有限公司 Vertical rotatory automatic weld equipment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08108236A (en) * 1994-08-17 1996-04-30 Hino Motors Ltd Forming and welding method for thin sheet ring and device therefor
JP2005224028A (en) * 2004-02-06 2005-08-18 Toyota Motor Corp Method and apparatus for jointing segment coils
CN106342012B (en) * 2006-12-25 2009-07-01 上海航天设备制造总厂 The agitating friction welding Apparatus for () and method therefor of tube structure
CN105127656A (en) * 2015-10-14 2015-12-09 江苏北人机器人***股份有限公司 Positioning fixture and storage case girth welding equipment
CN205520281U (en) * 2016-01-18 2016-08-31 武汉理工大学 Ring welding fixture with adjustable radius
CN206550529U (en) * 2017-03-06 2017-10-13 深圳市昌巨科技有限公司 A kind of floral disc automatic welding device
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CN112059482A (en) * 2020-08-30 2020-12-11 安徽双骏智能科技有限公司 Multidirectional rotating machining device for robot welding production and using method thereof
CN217529731U (en) * 2022-04-27 2022-10-04 荆州市泰晟融和通用机械有限公司 Welding device for square furnace plate
CN217727685U (en) * 2022-06-29 2022-11-04 武汉道禾智能设备有限公司 Vertical rotatory automatic weld equipment

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