CN201543994U - Girth welding device for workpiece end faces with single-ended cylindrical projections - Google Patents
Girth welding device for workpiece end faces with single-ended cylindrical projections Download PDFInfo
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- CN201543994U CN201543994U CN2009202671876U CN200920267187U CN201543994U CN 201543994 U CN201543994 U CN 201543994U CN 2009202671876 U CN2009202671876 U CN 2009202671876U CN 200920267187 U CN200920267187 U CN 200920267187U CN 201543994 U CN201543994 U CN 201543994U
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Abstract
The utility model relates to a girth welding device for workpiece end faces with single-ended cylindrical projections, belonging to the technical field of welding devices. A welding gun positioning mechanism and a workpiece positioning mechanism are arranged on a workbench. The welding gun positioning mechanism is structurally characterized in that the lower end of a vertical column is fixedly connected with the workbench, a guide sleeve driven by a lifting cylinder is connected to the vertical column in an up and down sliding form, a mechanical arm group fixed with a welding gun is hinged with the guide sleeve, and the welding gun corresponds to the upper side of the workpiece positioning mechanism. The workpiece positioning mechanism is structurally characterized in that a rotary chunk which is arranged vertically is rotationally supported on the workbench and comprises an outer sleeve body and a spring chuck arranged in the outer sleeve, the outer sleeve body is in driving connection with a driving motor and driven to rotate by the same, the outer sleeve is provided with an inner conical surface, the spring chuck is a hollow structure, a plurality of slits are formed on the upper portion of the wall of the hollow structure in the spring chuck, an outer conical surface matching with the inner conical surface of the outer sleeve body is formed on the outer wall of the spring chuck, the lower end of the spring chuck is connected with a piston rod of a drawing cylinder, and the spring chuck can rotate relative to the piston rod of the drawing cylinder.
Description
Technical field
The utility model relates to a kind of workpiece end face encircling welding equipment with single-ended columnar projections, belongs to the technical field of welder.
Background technology
Chinese patent discloses a kind of Welding machine of circumferential weld (notification number: CN201143610), comprise frame and be oppositely arranged on clamp mechanism and rotating mechanism on the frame; This clamp mechanism cooperates with this rotating mechanism can clamp workpiece and drive workpiece rotates.Above-mentioned Welding machine of circumferential weld is applicable to the welding of the workpiece that needs two-end bearing support, and can not be used to have the welding of single-ended columnar projections and workpiece end face circumferential weld that can only be by single-ended supporting.
Summary of the invention
The utility model provides a kind of workpiece end face girth welding that is used for single-ended supporting, clamping workpiece is convenient, be beneficial to the girth joint welder that improves welding efficiency, solved the existing problems such as welding that can not be used for workpiece end face circumferential weld that can only be by single-ended supporting of existing Welding machine of circumferential weld.
Above-mentioned technical purpose of the present utility model solves by the following technical programs: it comprises workbench, and described workbench is provided with welding gun detent mechanism and workpiece detent mechanism; Described welding gun detent mechanism structure is: column lower end is connected with stationary table, and the fairlead that is driven by lift cylinder slides up and down and is connected on the column, and the mechanical arm group and the described fairlead that are fixed with welding gun are hinged, and welding gun is corresponding to above the workpiece detent mechanism; Described workpiece detent mechanism structure is: the vertical rotary chuck rotation that is provided with is supported on the workbench, rotary chuck comprises outer sleeve body and is arranged on the interior spring clip of outer sleeve body, outer sleeve body and drive motors are in transmission connection and drive rotation by drive motors, outer sleeve body has inner conical surface, spring clip is hollow structure, the wall body top of spring clip hollow structure is formed with some cracking, the outer wall of spring clip is formed with the male cone (strobilus masculinus) that the inner conical surface with outer sleeve body matches, the lower end of spring clip is connected with the piston rod of drawing cylinder, can relatively rotate between the piston rod of spring clip and drawing cylinder.During operation, the columnar projections end of workpiece is inserted in the spring clip of rotary chuck of vertical setting, the drawing cylinder is with the drop-down segment distance of spring clip, under the inner conical surface mating reaction of the male cone (strobilus masculinus) of spring clip outer wall and outer sleeve body, the columnar projections thereby the contraction of cracking on spring clip wall body top makes whole gathering the in of spring clip with workpiece is clamped in the spring clip; The welding gun of lift cylinder driving then decline certain distance makes the tip of welding gun be close in the end face annular commissure of workpiece, can the end face circular weld of workpiece be welded by the position all around of mechanical arm group adjusting welding gun and the tip that height and position makes welding gun again; Start drive motors outer sleeve body is rotated, thereby the workpiece that drives on the spring clip rotates, welding gun can weld the end face circumferential weld of workpiece; The back lift cylinder leaves workpiece end face circumferential weld place with moving the drive welding gun on the fairlead thereby welding finishes, and simultaneously, drive motors shuts down, and the drawing cylinder then will push away on the resilient sleeve, and spring clip unclamps the workpiece that welding can be finished and takes off.Then, the workpiece of needs welding is reinstalled in the spring clip, if the specification of workpiece is identical with the specification of workpieces that the front has been finished welding, then need not to adjust by the mechanical arm group again the position of welding gun, if the different initial positions of then adjusting welding gun by the mechanical arm group, then by the drawing cylinder that spring clip is drop-down with the workpiece clamping again, drive the workpiece rotation by drive motors, welding gun has lift cylinder driving decline that the workpiece end face circumferential weld that rotates is welded.Above-mentioned action of the present utility model can be controlled each cylinder and motor by integrated circuit, thereby realizes the automation welding.Simultaneously, clamping workpiece operation of the present utility model is particularly convenient, and the end face circumferential weld can be finished in disposable welding, and for artificial welding, it improves welding quality and welding efficiency greatly.
As preferably, the piston rod of described drawing cylinder is coaxial with spring clip, is connected by first thrust bearing between the piston rod of the lower end of described spring clip and drawing cylinder and realizes relatively rotating.Wherein, to realize relatively rotating the piston rod that can realize the drawing cylinder coaxial with spring clip with being connected by first thrust bearing between the piston rod of the lower end of spring and drawing cylinder, and the transmission mechanism of power between simplification drawing cylinder and the spring clip makes on the structural entity of the present utility model more compact.
As preferably, described drive motors is a stepper motor, and the shaft of drive motors is provided with first belt wheel, and described outer sleeve body is fixed with second belt wheel outward, between first belt wheel and second belt wheel by band transmission synchronously.Wherein, drive motors adopts and adopts band transmission synchronously can be convenient to accurately control the rotational angle of workpiece between stepper motor and drive motors and the outer sleeve body, improves the workpiece end face circumferential weld uniformity of welding quality everywhere thereby be beneficial to.
As preferably, described column is provided with the gathering sill of short transverse, described lift cylinder is installed in the upper end of column, the piston rod of lift cylinder stretches in the gathering sill from top to bottom, the piston rod of lift cylinder is coaxial with fairlead, and described fairlead is fixed by screw and the piston rod that is positioned at the lift cylinder of gathering sill.Wherein, the piston rod of lift cylinder is extend into the coaxial setting that can realize piston rod with the fairlead of lift cylinder in the gathering sill of column, thereby make overall structure of the present utility model more compact on the one hand, can make lift cylinder evenly apply lift action power on the other hand fairlead; The mechanical arm group that welding gun is installed can prevent then that by fairlead lifting on column the position of welding gun is offset, and the tip of assurance welding gun is the end face circumferential weld of alignment pieces all the time, guarantees welding quality.
As preferably, described mechanical arm group comprises first mechanical arm and second mechanical arm, and an end and the fairlead of described first mechanical arm are hinged, and an end of the other end of first mechanical arm and second mechanical arm is hinged, and described welding gun is installed on second mechanical arm.Wherein, the combination of mechanical arm group by first mechanical arm and second mechanical arm can realize the height relative position between welding gun and the workpiece and the accurate adjusting of horizontal range relative position, thus the tip that makes welding gun exactly the circumferential weld of alignment pieces end face weld.
As preferably, described drive motors and drawing cylinder are fixed on the below of workbench respectively by motor fixing seat and cylinder holder, described drive motors to go out axis parallel with the outer sleeve body axis.Wherein, the below that drive motors and drawing cylinder is is all installed and fixed workbench can make the layout of workbench top more succinct on the one hand, has also improved operator's security on the other hand, reduces potential safety hazard.
As preferably, described workbench is provided with corresponding to the position of rotary chuck and is the bearing block of being inverted cup-like structure, bearing block and stationary table, the upper bottom portion of bearing block is formed with the through hole that passes for the outer sleeve body upper end, the outside annular convex that turns up that forms in outer sleeve body upper end, be provided with the deep groove ball bearing and second thrust ball bearing in the bearing block from top to bottom, the outer ring of deep groove ball bearing and bearing block inwall close-fitting, the outside annular convex lower surface in described outer sleeve body upper end is supported on the upper surface of deep groove ball bearing inner ring, the lower surface of deep groove ball bearing inner ring is supported on the blowout patche of second thrust ball bearing, the seat ring of second thrust ball bearing is supported on the upper surface of workbench, and outer sleeve body passes the deep groove ball bearing and second thrust ball bearing from top to bottom.Wherein, adopt the combination of the deep groove ball bearing and second thrust ball bearing, both solved the problem that relatively rotates between outer sleeve body and the bearing block, solved the problem that relatively rotates between outer sleeve body and the workbench again, the rotation that makes outer sleeve body is odd jobs more, even the rotation of workpiece after clamping on the rotary chuck is more flexible and smooth and easy, thereby guaranteed the welding quality of workpiece end face circumferential weld.
As preferably, described workbench is provided with corresponding to the position of rotary chuck and is the bearing block of being inverted cup-like structure, bearing block and stationary table, the upper bottom portion of bearing block is formed with the through hole that passes for the outer sleeve body upper end, the outside annular convex that turns up that forms in outer sleeve body upper end, be provided with the deep groove ball bearing and second thrust ball bearing in the bearing block from top to bottom, the outer ring of deep groove ball bearing and bearing block inwall close-fitting, the outside annular convex lower surface in described outer sleeve body upper end is supported on the upper surface of deep groove ball bearing inner ring, the lower surface of deep groove ball bearing inner ring is supported on the blowout patche of second thrust ball bearing, the seat ring of second thrust ball bearing is supported on the upper surface of workbench, and outer sleeve body passes the deep groove ball bearing and second thrust ball bearing from top to bottom; Described outer sleeve body lower end is passed workbench and is extended to the workbench below, described drive motors is stepper motor and is fixed on workbench below by motor fixing seat, the shaft of drive motors is provided with first belt wheel, the lower end of described outer sleeve body is fixed with second belt wheel, passes through band transmission synchronously between first belt wheel and second belt wheel; The lower end of described spring clip protrudes from the lower end of outer sleeve body, the lower end and the connecting column of spring clip are fixed, the blowout patche of the lower end of connecting column and first thrust bearing is fixed, the seat ring of first thrust bearing is then fixed with lower bearing room, the drawing cylinder is fixed on the lower bearing room below by the cylinder holder, cylinder holder and workbench lower surface are fixed, and the piston rod of lower bearing room and drawing cylinder is fixed.Wherein, adopt the combination of the deep groove ball bearing and second thrust ball bearing, both solved the problem that relatively rotates between outer sleeve body and the bearing block, solved the problem that relatively rotates between outer sleeve body and the workbench again, the rotation that makes outer sleeve body is odd jobs more, even the rotation of workpiece after clamping on the rotary chuck is more flexible and smooth and easy, thereby guaranteed the welding quality of workpiece end face circumferential weld.The below that drive motors and drawing cylinder is is all installed and fixed workbench can make the layout of workbench top more succinct on the one hand, has also improved operator's security on the other hand, reduces potential safety hazard.Drive motors adopts and adopts band transmission synchronously can be convenient to accurately control the rotational angle of workpiece between stepper motor and drive motors and the outer sleeve body, improves the workpiece end face circumferential weld uniformity of welding quality everywhere thereby be beneficial to.
Therefore, the utlity model has the workpiece end face girth welding that is used for single-ended supporting, clamping workpiece is convenient, is beneficial to the raising welding efficiency, and compact conformation can improve the uniformity of welding quality, and processing safety is than characteristics such as height.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is the cutaway view that the utility model fairlead is connected with column and lift cylinder piston rod.
The specific embodiment
Below by specific embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: as depicted in figs. 1 and 2, workbench 1 is provided with welding gun detent mechanism 2 and workpiece detent mechanism 3; The structure of welding gun detent mechanism 2 is: fixedly connected with workbench 1 in the lower end of column 4, the fairlead 6 that is driven by lift cylinder 5 slides up and down and is connected on the column 4, column 4 is provided with the gathering sill 7 of short transverse, lift cylinder 5 is installed in the upper end of column 4, the piston rod 8 of lift cylinder 5 stretches in the gathering sill 7 from top to bottom, the piston rod 8 of lift cylinder 5 is coaxial with fairlead 6, fairlead 6 is fixing with the piston rod 8 of the lift cylinder 5 that is positioned at gathering sill 7 by screw 9, and column 4 is provided with the limit base 10 that moves down stroke in order to the restricted guidance cover corresponding to the position of gathering sill 7 lower ends; One end and the fairlead 6 of first mechanical arm 11 of mechanical arm group are hinged, and an end of the other end of first mechanical arm 11 and second mechanical arm 12 is hinged, and welding gun 13 is corresponding to the top of workpiece detent mechanism 3 and be installed on second mechanical arm 12.
As shown in Figure 1, the structure of workpiece detent mechanism 3 is: the vertical rotary chuck rotation that is provided with is supported on the workbench 1, rotary chuck comprises outer sleeve body 14 and the spring clip 15 that is arranged in the outer sleeve body 14, outer sleeve body 14 has inner conical surface 16, spring clip 15 is hollow structure, the wall body top of spring clip hollow structure is formed with the multiple tracks (not shown) of cracking, the outer wall of spring clip 15 is formed with the male cone (strobilus masculinus) that the inner conical surface with outer sleeve body 14 matches, workbench is provided with corresponding to the position of rotary chuck and is the bearing block 17 of being inverted cup-like structure, bearing block 17 is fixing with workbench 1, the upper bottom portion of bearing block 17 is formed with the through hole 18 that passes for outer sleeve body 14 upper ends, the outside annular convex 19 that turns up that forms in outer sleeve body upper end, be provided with the deep groove ball bearing 20 and second thrust ball bearing 21 in the bearing block 17 from top to bottom, the inwall close-fitting of the outer ring of deep groove ball bearing 20 and bearing block 17, annular convex 19 lower surfaces of outside, outer sleeve body 14 upper end are supported on the inner ring upper surface of deep groove ball bearing 20, the lower surface of the inner ring of deep groove ball bearing 20 is supported on the blowout patche of second thrust ball bearing 21, the seat ring of second thrust ball bearing 21 is supported on the upper surface of workbench 1, and outer sleeve body 14 passes the deep groove ball bearing 20 and second thrust ball bearing 21 from top to bottom; The below that extends to workbench 1 behind the workbench 1 is passed in the lower end of outer sleeve body 14, drive motors 22 is fixed on workbench 1 below for stepper motor and by motor fixing seat 23, motor fixing seat 23 is fixed with the lower surface of workbench 1, drive motors to go out axis parallel with the outer sleeve body axis, the shaft of drive motors 22 is provided with first belt wheel 24, the lower end of outer sleeve body 14 is fixed with between second belt wheel, 25, the first belt wheels 24 and second belt wheel 25 by being with 26 transmissions synchronously; The lower end of spring clip 15 protrudes from the lower end of outer sleeve body 14, the lower end of spring clip 15 and connecting column 27 are fixing, the blowout patche of the lower end of connecting column 27 and first thrust bearing 28 is fixed, the seat ring of first thrust bearing 28 is then fixing with lower bearing room 29, drawing cylinder 30 is fixed on the below of lower bearing room 29 by cylinder holder 31, the piston rod 32 of drawing cylinder 30 is coaxial with spring clip 15, cylinder holder 31 is fixed with the lower surface of workbench 1, lower bearing room 29 is fixing with the piston rod 32 of drawing cylinder 30, realizes and can relatively rotate by first thrust bearing 28 between the piston rod 32 of spring clip 15 and drawing cylinder 30.
During operation, as shown in Figure 1, the columnar projections end of workpiece 33 is inserted in the spring clip 15 of rotary chuck of vertical setting, the drawing cylinder is with the drop-down segment distance of spring clip, under the inner conical surface mating reaction of the male cone (strobilus masculinus) of spring clip outer wall and outer sleeve body, the columnar projections thereby the contraction of cracking on spring clip wall body top makes whole gathering the in of spring clip with workpiece is clamped in the spring clip; The welding gun of lift cylinder driving then decline certain distance makes the tip of welding gun be close in the end face annular commissure of workpiece, can the end face circular weld of workpiece be welded by the position all around of mechanical arm group adjusting welding gun and the tip that height and position makes welding gun again; Start drive motors outer sleeve body is rotated, thereby the workpiece that drives on the spring clip rotates, welding gun can weld the end face circumferential weld of workpiece; The back lift cylinder leaves workpiece end face circumferential weld place with moving the drive welding gun on the fairlead thereby welding finishes, and simultaneously, drive motors shuts down, and the drawing cylinder then will push away on the resilient sleeve, and spring clip unclamps the workpiece that welding can be finished and takes off.Then, the workpiece of needs welding is reinstalled in the spring clip, if the specification of workpiece is identical with the specification of workpieces that the front has been finished welding, then need not to adjust by the mechanical arm group again the position of welding gun, if the different initial positions of then adjusting welding gun by the mechanical arm group, then by the drawing cylinder that spring clip is drop-down with the workpiece clamping again, drive the workpiece rotation by drive motors, welding gun has lift cylinder driving decline that the workpiece end face circumferential weld that rotates is welded.Above-mentioned action of the present utility model can be controlled each cylinder and motor by integrated circuit, thereby realizes the automation welding.
Claims (8)
1. the workpiece end face encircling welding equipment with single-ended columnar projections comprises workbench, it is characterized in that: described workbench is provided with welding gun detent mechanism and workpiece detent mechanism; Described welding gun detent mechanism structure is: column lower end is connected with stationary table, and the fairlead that is driven by lift cylinder slides up and down and is connected on the column, and the mechanical arm group and the described fairlead that are fixed with welding gun are hinged, and welding gun is corresponding to above the workpiece detent mechanism; Described workpiece detent mechanism structure is: the vertical rotary chuck rotation that is provided with is supported on the workbench, rotary chuck comprises outer sleeve body and is arranged on the interior spring clip of outer sleeve body, outer sleeve body and drive motors are in transmission connection and drive rotation by drive motors, outer sleeve body has inner conical surface, spring clip is hollow structure, the wall body top of spring clip hollow structure is formed with some cracking, the outer wall of spring clip is formed with the male cone (strobilus masculinus) that the inner conical surface with outer sleeve body matches, the lower end of spring clip is connected with the piston rod of drawing cylinder, can relatively rotate between the piston rod of spring clip and drawing cylinder.
2. the workpiece end face encircling welding equipment with single-ended columnar projections according to claim 1, the piston rod that it is characterized in that described drawing cylinder is coaxial with spring clip, is connected by first thrust bearing between the piston rod of the lower end of described spring clip and drawing cylinder and realizes relatively rotating.
3. the workpiece end face encircling welding equipment with single-ended columnar projections according to claim 1 and 2, it is characterized in that described drive motors is a stepper motor, the shaft of drive motors is provided with first belt wheel, described outer sleeve body is fixed with second belt wheel outward, passes through band transmission synchronously between first belt wheel and second belt wheel.
4. the workpiece end face encircling welding equipment with single-ended columnar projections according to claim 1 and 2, it is characterized in that described column is provided with the gathering sill of short transverse, described lift cylinder is installed in the upper end of column, the piston rod of lift cylinder stretches in the gathering sill from top to bottom, the piston rod of lift cylinder is coaxial with fairlead, and described fairlead is fixed by screw and the piston rod that is positioned at the lift cylinder of gathering sill.
5. the workpiece end face encircling welding equipment with single-ended columnar projections according to claim 1 and 2, it is characterized in that described mechanical arm group comprises first mechanical arm and second mechanical arm, one end and the fairlead of described first mechanical arm are hinged, one end of the other end of first mechanical arm and second mechanical arm is hinged, and described welding gun is installed on second mechanical arm.
6. the workpiece end face encircling welding equipment with single-ended columnar projections according to claim 1 and 2, it is characterized in that described drive motors and drawing cylinder are fixed on the below of workbench respectively by motor fixing seat and cylinder holder, described drive motors to go out axis parallel with the outer sleeve body axis.
7. the workpiece end face encircling welding equipment with single-ended columnar projections according to claim 1 and 2, it is characterized in that described workbench is provided with corresponding to the position of rotary chuck is the bearing block of being inverted cup-like structure, bearing block and stationary table, the upper bottom portion of bearing block is formed with the through hole that passes for the outer sleeve body upper end, the outside annular convex that turns up that forms in outer sleeve body upper end, be provided with the deep groove ball bearing and second thrust ball bearing in the bearing block from top to bottom, the outer ring of deep groove ball bearing and bearing block inwall close-fitting, the outside annular convex lower surface in described outer sleeve body upper end is supported on the upper surface of deep groove ball bearing inner ring, the lower surface of deep groove ball bearing inner ring is supported on the blowout patche of second thrust ball bearing, the seat ring of second thrust ball bearing is supported on the upper surface of workbench, and outer sleeve body passes the deep groove ball bearing and second thrust ball bearing from top to bottom.
8. the workpiece end face encircling welding equipment with single-ended columnar projections according to claim 1, it is characterized in that described workbench is provided with corresponding to the position of rotary chuck is the bearing block of being inverted cup-like structure, bearing block and stationary table, the upper bottom portion of bearing block is formed with the through hole that passes for the outer sleeve body upper end, the outside annular convex that turns up that forms in outer sleeve body upper end, be provided with the deep groove ball bearing and second thrust ball bearing in the bearing block from top to bottom, the outer ring of deep groove ball bearing and bearing block inwall close-fitting, the outside annular convex lower surface in described outer sleeve body upper end is supported on the upper surface of deep groove ball bearing inner ring, the lower surface of deep groove ball bearing inner ring is supported on the blowout patche of second thrust ball bearing, the seat ring of second thrust ball bearing is supported on the upper surface of workbench, and outer sleeve body passes the deep groove ball bearing and second thrust ball bearing from top to bottom; Described outer sleeve body lower end is passed workbench and is extended to the workbench below, described drive motors is stepper motor and is fixed on workbench below by motor fixing seat, the shaft of drive motors is provided with first belt wheel, the lower end of described outer sleeve body is fixed with second belt wheel, passes through band transmission synchronously between first belt wheel and second belt wheel; The lower end of described spring clip protrudes from the lower end of outer sleeve body, the lower end and the connecting column of spring clip are fixed, the blowout patche of the lower end of connecting column and first thrust bearing is fixed, the seat ring of first thrust bearing is then fixed with lower bearing room, the drawing cylinder is fixed on the lower bearing room below by the cylinder holder, cylinder holder and workbench lower surface are fixed, and the piston rod of lower bearing room and drawing cylinder is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202671876U CN201543994U (en) | 2009-11-19 | 2009-11-19 | Girth welding device for workpiece end faces with single-ended cylindrical projections |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202671876U CN201543994U (en) | 2009-11-19 | 2009-11-19 | Girth welding device for workpiece end faces with single-ended cylindrical projections |
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| Publication Number | Publication Date |
|---|---|
| CN201543994U true CN201543994U (en) | 2010-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202671876U Expired - Fee Related CN201543994U (en) | 2009-11-19 | 2009-11-19 | Girth welding device for workpiece end faces with single-ended cylindrical projections |
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| CN (1) | CN201543994U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069343A (en) * | 2009-11-19 | 2011-05-25 | 许晓华 | Working piece end surface circular seam welding device with single-end columnar protrusion |
| CN102335803A (en) * | 2011-10-19 | 2012-02-01 | 四川蓝星机械有限公司 | Fixture used in combination of circular seams of cylinder |
| CN102489837A (en) * | 2011-11-24 | 2012-06-13 | 蚌埠市华泰液力变矩器有限公司 | Full-automatic single-gun welding machine |
| CN102513769A (en) * | 2011-12-15 | 2012-06-27 | 长城汽车股份有限公司 | Special auxiliary device for welding tie rod support |
| CN104708166A (en) * | 2015-02-08 | 2015-06-17 | 龙工（江西）机械有限公司 | Automatic workpiece girth-welding device and method |
| CN104842113A (en) * | 2015-06-05 | 2015-08-19 | 湖南湖大艾盛汽车技术开发有限公司 | Automatic welding rack and workpiece loading and unloading method |
| CN105215605A (en) * | 2015-10-30 | 2016-01-06 | 四川玛瑞焊业发展有限公司 | A kind of multi-angle welder |
| CN107052645A (en) * | 2016-12-28 | 2017-08-18 | 无锡明珠增压器制造有限公司 | A kind of adjustable welding gun mechanism |
-
2009
- 2009-11-19 CN CN2009202671876U patent/CN201543994U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069343A (en) * | 2009-11-19 | 2011-05-25 | 许晓华 | Working piece end surface circular seam welding device with single-end columnar protrusion |
| CN102335803A (en) * | 2011-10-19 | 2012-02-01 | 四川蓝星机械有限公司 | Fixture used in combination of circular seams of cylinder |
| CN102489837A (en) * | 2011-11-24 | 2012-06-13 | 蚌埠市华泰液力变矩器有限公司 | Full-automatic single-gun welding machine |
| CN102513769A (en) * | 2011-12-15 | 2012-06-27 | 长城汽车股份有限公司 | Special auxiliary device for welding tie rod support |
| CN104708166A (en) * | 2015-02-08 | 2015-06-17 | 龙工（江西）机械有限公司 | Automatic workpiece girth-welding device and method |
| CN104842113A (en) * | 2015-06-05 | 2015-08-19 | 湖南湖大艾盛汽车技术开发有限公司 | Automatic welding rack and workpiece loading and unloading method |
| CN105215605A (en) * | 2015-10-30 | 2016-01-06 | 四川玛瑞焊业发展有限公司 | A kind of multi-angle welder |
| CN107052645A (en) * | 2016-12-28 | 2017-08-18 | 无锡明珠增压器制造有限公司 | A kind of adjustable welding gun mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20101119 |