CN2928357Y - Automatic welder for railway freight train open car bottom side door - Google Patents
Automatic welder for railway freight train open car bottom side door Download PDFInfo
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- CN2928357Y CN2928357Y CN 200620075414 CN200620075414U CN2928357Y CN 2928357 Y CN2928357 Y CN 2928357Y CN 200620075414 CN200620075414 CN 200620075414 CN 200620075414 U CN200620075414 U CN 200620075414U CN 2928357 Y CN2928357 Y CN 2928357Y
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Abstract
The utility model relates to an automatic welding equipment, in particular to an automatic welding equipment at the underside door of the lorry open wagon, comprising a frame, four welding larries, two welding torch clamping outfits, two feeding outfits, a work piece transporting outfit, a vertical or horizontal work piece positioning outfit and an electric controlling outfit that coordinates the welding larries, the feeding outfits, the work piece transporting outfit and the vertical or horizontal work piece positioning outfit to work together. Wherein the frame is divided into front welding section, welding section and rear welding section; the welding larries are disposed above the welding section and are connected with the frame by sliding; the two feeding outfits are arranged in parallel at the upper portion of the frame welding section; and the welding torch clamping outfits are connected with the feeding outfits fixedly, and the welding torches which are provided in the welding larries are fixed in the welding torch clamping outfits. The preparation before work piece welding, the welding and the placement after the welding are all processed on the automatic welding equipment at the underside door of the lorry open wagon, which not only promotes the welding quality and producing efficiency, but also makes the working procedure take less space.
Description
Technical field
The utility model relates to a kind of automatic soldering device, especially a kind of railway freight-car bottom side door of gondola car automatic welding device.
Background technology
In the railway freight-car bottom side door of gondola car welding sequence, if adopt common welding machine welding, product quality and production efficiency are all lower; Adopt common automatic welder(welding machine), though can improve welding quality, because the railway freight-car bottom side door of gondola car has four parallel side welds, all need automatic welder(welding machine) is positioned before every weld seam welding, production efficiency does not still obviously improve.In addition because railway freight-car bottom side door of gondola car area is bigger, prepare before its welding and postwelding is placed and weldering before, weld in, the required space of the turnover of postwelding is bigger.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of railway freight-car bottom side door of gondola car automatic welding device, and this railway freight-car bottom side door of gondola car automatic welding device can not only improve welding quality and production efficiency, and can save the required space of welding sequence.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of railway freight-car bottom side door of gondola car automatic welding device, has frame, four welding tractors, two welding gun clamp mechanism, two feed mechanisms, the workpiece conveying mechanism, workpiece is in length and breadth to detent mechanism and control welding tractor, feed mechanism, the workpiece conveying mechanism, workpiece is in length and breadth to the electrical control mechanism of detent mechanism coordination, frame is divided into weldering proparea frame, weld zone frame and postwelding district frame, welding tractor is arranged on frame top, weld zone, be slidingly connected with the weld zone frame, two feed mechanisms are set in parallel in the weld zone upper rack, the welding gun clamp mechanism is fixedlyed connected with feed mechanism, the welding gun of welding tractor is fixed in the welding gun clamp mechanism, two welding guns are housed in the welding gun clamp mechanism, two welding guns are symmetrical arranged, the welding gun head is inwardly oblique, the workpiece conveying mechanism is fixed on the frame both sides, and workpiece is arranged on the weld zone frame lower to detent mechanism in length and breadth.After being placed on workpiece on the frame of weldering proparea, under the control of electrical control mechanism, the workpiece conveying mechanism with workpiece be transported to weld zone, workpiece in length and breadth to detent mechanism move successively with workpiece location, feed mechanism drive the action of welding gun clamp mechanism make welding gun location, feed mechanism drive welding gun weld, weld workpiece finishing after in length and breadth to detent mechanism with workpiece discharge, the workpiece conveying mechanism with workpiece be delivered to the postwelding district, the workpiece that will weld the proparea simultaneously is delivered to the weld zone, periodic duty like this.
Specifically, described welding gun clamp mechanism comprises clamp body, cylinder and is fixed on the chuck of cylinder body of rod head, and clamp body is fixedlyed connected with feed mechanism, and cylinder is fixed on the clamp body bottom, and a welding gun is fixed at the chuck two ends respectively.
Specifically, described feed mechanism comprises the feeding motor that is fixed on the frame, the screw mandrel that be arranged in parallel and polished rod, screw mandrel one end is fixedlyed connected with motor, the other end is fixedly connected by bearing and frame, all fixedly connected with frame in the polished rod two ends, the welding gun clamp mechanism is sleeved on polished rod and the screw mandrel, is connected with the screw mandrel spiral.
Specifically, described workpiece conveying mechanism has workpiece and carries motor, two carrier chains, the drive sprocket axle that is separately positioned on the frame two ends and driven chain wheel shafts, drive sprocket axle carries motor to be connected by driving-chain with workpiece, drive sprocket axle and driven chain wheel shaft are rotationally connected with frame respectively, drive sprocket is equipped with at the drive sprocket axle two ends, driven sprocket is equipped with at driven chain wheel shaft two ends, and drive sprocket is fixedlyed connected by carrier chain with driven sprocket, and workpiece is placed on the carrier chain.
Specifically, described workpiece has two located lateral cylinders that are fixed on weld zone frame one side to detent mechanism in length and breadth, the prelocalization seat, back positioning seat, front apron, backboard, prelocalization cylinder and back positioning cylinder, prelocalization seat and back positioning seat are separately fixed at the bottom at frame two ends, weld zone, front apron and backboard are hinged with prelocalization seat and back positioning seat respectively, the body of rod head of prelocalization cylinder and back positioning cylinder is hinged with the middle part of front apron and backboard respectively, the cylinder bottom of prelocalization cylinder is fixed on the frame in prelocalization seat the place ahead, and the cylinder bottom of back positioning cylinder is fixed on the frame at positioning seat rear, back.
Specifically, three photoelectric sensors, the control welding that described electrical control mechanism has atmospheric control, controller, is separately positioned on the weldering proparea, the location of workpiece is detected in weld zone and postwelding district frame below initial with front limit switch that stops and back limit switch, atmospheric control, three photoelectric sensors, limit switch, welding tractor, workpiece carry motor, feeding motor to link to each other with controller respectively, and cylinder, located lateral cylinder, prelocalization cylinder, back positioning cylinder link to each other with atmospheric control respectively.Photoelectric sensor detects when being placed with workpiece on the frame of weldering proparea, signal to controller, controller control workpiece carries motor to rotate, drive two carrier chain motions, the workpiece that is placed on the carrier chain moves to the weld zone with carrier chain, after the photoelectric sensor of weld zone frame below detects workpiece and puts in place, signal to controller, controller control workpiece carries motor to stop operating, the action of the atmospheric control of controller control simultaneously, the body of rod of control prelocalization cylinder stretches out, the promotion front apron is holded up, workpiece is blocked, with after the body of rod of positioning cylinder stretch out and promote backboard and hold up, the workpiece lengthwise position is fixed, the body of rod of two located lateral cylinders stretches out, the workpiece lateral attitude is fixed, subsequently, the cylinder body of rod of welding gun clamp mechanism stretches out, the welding gun location, front limit switch sender is given controller, controller control welding tractor and feed mechanism work, four carry out welding job simultaneously to welding gun, and welding is finished, back limit switch sender is given controller, the withdrawal of the control cylinder body of rod, welding gun leaves weld seam, and feed mechanism drives the welding gun clamp mechanism and resets, the located lateral cylinder, the prelocalization cylinder, the body of rod of back positioning cylinder is withdrawn respectively, front apron and backboard overturn downwards, and workpiece is released, and workpiece carries motor to rotate subsequently, drive two carrier chain motions, the workpiece of weld zone is moved on to the postwelding district, and the workpiece in weldering proparea moves on to the weld zone, repeats workpiece location and welding action, so circulation, the realization high efficiency is welded automatically.The effect of the photoelectric sensor in postwelding district is under the workpiece in the postwelding district situation about in time not shifting out, and workpiece carries motor not rotate.
The beneficial effects of the utility model are, utilize railway freight-car bottom side door of gondola car automatic welding device welding railroad lorry bottom side door of gondola car of the present utility model, preparation before the weldering of workpiece, welding, postwelding are placed and are all carried out on railway freight-car bottom side door of gondola car automatic welding device, not only improve welding quality and production efficiency, and saved the required production space of welding sequence.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
1. frames among the figure, 11. weldering proparea frames, 12. weld zone frames, 13. postwelding district frames, 2. welding tractor, 21. welding guns, 3. welding gun clamp mechanism, 31. clamp bodies, 32. cylinder, 33. chucks, 4. feed mechanism, 41. the feeding motor, 42. screw mandrels, 43. polished rods, 5. workpiece conveying mechanism, 51. workpiece are carried motor, 52. carrier chains, 53. drive sprocket axle, 54. driven chain wheel shafts, 55. driving-chains, 56. drive sprocket, 57. driven sprockets, 6. workpiece is in length and breadth to detent mechanism, 61. the located lateral cylinder, 62. prelocalization seats, 63. back positioning seats, 64. front apron, 65. backboards, 66. prelocalization cylinders, 67. back positioning cylinder, 7. photoelectric sensor, 8. workpiece.
The specific embodiment
Railway freight-car bottom side door of gondola car automatic welding device of the present utility model shown in Fig. 1～3, have frame 1, four welding tractors 2, two welding gun clamp mechanism 3, two feed mechanisms 4, workpiece conveying mechanism 5, workpiece in length and breadth to detent mechanism 6 and control welding tractor 2, feed mechanism 4, workpiece conveying mechanism 5, workpiece in length and breadth to the electrical control mechanism of detent mechanism 6 coordinations; Frame 1 is divided into weldering proparea frame 11, weld zone frame 12 and postwelding district frame 13; Welding tractor 2 is arranged on weld zone frame 12 tops, is slidingly connected with weld zone frame 12; Two feed mechanisms 4 are set in parallel in weld zone frame 12 tops, feed mechanism 4 comprises the feeding motor 41 that is fixed on the frame 1, the screw mandrel 42 that be arranged in parallel and polished rod 43, screw mandrel 42 1 ends and feeding motor are 41 fixedly connected, the other end connects with frame 1 by bearing, all fixedly connected with weld zone frame 12 in polished rod 43 two ends; Welding gun clamp mechanism 3 comprises clamp body 31, cylinder 32 and is fixed on the chuck 33 of cylinder 32 body of rod heads, clamp body 31 is sleeved on polished rod 43 and the screw mandrel 42, is connected with screw mandrel 42 spirals, cylinder 32 is fixed on clamp body 31 bottoms, the welding gun 21 of a welding tractor 2 is fixed at chuck 33 two ends respectively, two welding guns 21 are symmetrical arranged, and welding gun 21 heads are inwardly oblique; Workpiece conveying mechanism 5 has workpiece and carries motor 51, two carrier chains 52, the drive sprocket axle 53 that is separately positioned on frame 1 two ends and driven chain wheel shafts 54, drive sprocket axle 53 carries motor 51 to be connected by driving-chain 55 with workpiece, drive sprocket axle 53 and driven chain wheel shaft 54 are rotationally connected with frame 1 respectively, drive sprocket 56 is equipped with at drive sprocket axle 53 two ends, driven sprocket 57 is equipped with at driven chain wheel shaft 54 two ends, drive sprocket 56 is fixedlyed connected by carrier chain 52 with driven sprocket 57, and workpiece 8 is placed on the carrier chain 52; Workpiece has two located lateral cylinders 61 that are fixed on weld zone frame 12 1 sides to detent mechanism 6 in length and breadth, prelocalization seat 62, back positioning seat 63, front apron 64, backboard 65, prelocalization cylinder 66 and back positioning cylinder 67, prelocalization seat 62 and back positioning seat 63 are separately fixed at the bottom at weld zone frame 12 two ends, front apron 64 and backboard 65 are hinged with prelocalization seat 62 and back positioning seat 63 respectively, the body of rod head of prelocalization cylinder 66 and back positioning cylinder 67 is hinged with the middle part of front apron 64 and backboard 65 respectively, the cylinder bottom of prelocalization cylinder 66 is fixed on the frame 1 in prelocalization seat 62 the place aheads, and the cylinder bottom of back positioning cylinder 67 is fixed on the frame 1 at positioning seat 63 rears, back; Electrical control mechanism has atmospheric control, controller, be separately positioned on weldering proparea frame 11, three photoelectric sensors 7 of workpiece 8 positions are detected in weld zone frame 12 and frame 13 belows, postwelding district, the control welding is initial closes with the spacing liter of front limit switch that stops and back, atmospheric control, three photoelectric sensors 7, the front limit switch, back limit switch, welding tractor 2, workpiece is carried motor 51, feeding motor 41 links to each other with controller respectively, cylinder 32, located lateral cylinder 61, prelocalization cylinder 66, back positioning cylinder 67 links to each other with atmospheric control respectively.
The photoelectric sensor 7 of weldering frame 11 belows, proparea detects when being placed with workpiece 8 on the weldering proparea frame 11, signal to controller, controller control workpiece carries motor 51 to rotate, drive 52 motions of two carrier chains, the workpiece 8 that is placed on the carrier chain 52 moves to the weld zone with carrier chain 52, after the photoelectric sensor 7 of weld zone frame 12 belows detects workpiece 8 and puts in place, signal to controller, controller control workpiece carries motor 51 to stop operating, the action of the atmospheric control of controller control simultaneously, the body of rod of control prelocalization cylinder 66 stretches out, promoting front apron 64 holds up, workpiece 8 is blocked, with after the body of rod of positioning cylinder 67 stretch out and promote backboard 65 and hold up, workpiece 8 lengthwise positions are fixed, the body of rod of two located lateral cylinders 61 stretches out, workpiece 8 lateral attitudes are fixed, subsequently, cylinder 32 bodies of rod of welding gun clamp mechanism 3 stretch out, welding gun 21 location, front limit switch sender is given controller, controller control welding tractor 2 and feed mechanism 4 work, four welding guns 21 carry out welding job simultaneously, welding is finished, back limit switch sender is given controller, the action of controller control atmospheric control, the body of rod withdrawal of cylinder 32, welding gun 21 leaves weld seam, feed mechanism 4 drives welding gun clamp mechanism 3 and resets located lateral cylinder 61, prelocalization cylinder 66, the body of rod of back positioning cylinder 67 is withdrawn respectively, and front apron 64 and backboard 65 overturn downwards, workpiece 8 is released, workpiece carries motor 51 to rotate subsequently, drives two carrier chains 52 and moves, and the workpiece 8 of weld zone is moved on to the postwelding district, the workpiece 8 in weldering proparea moves on to the weld zone, repeat workpiece and locate and weld action, so circulation, the realization high efficiency is welded automatically.The effect of the photoelectric sensor 7 of frame 13 belows, postwelding district is under the workpiece 8 in the postwelding district situation about in time not shifting out, and workpiece carries motor 51 not rotate.
Claims (6)
1. railway freight-car bottom side door of gondola car automatic welding device, it is characterized in that: have frame (1), four welding tractors (2), two welding gun clamp mechanism (3), two feed mechanisms (4), workpiece conveying mechanism (5), workpiece is in length and breadth to detent mechanism (6) and control welding tractor (2), feed mechanism (4), workpiece conveying mechanism (5), workpiece is in length and breadth to the electrical control mechanism of detent mechanism (6) coordination, frame (1) is divided into weldering proparea frame (11), weld zone frame (12) and postwelding district frame (13), welding tractor (2) is arranged on weld zone frame (12) top, be slidingly connected with weld zone frame (12), two feed mechanisms (4) are set in parallel in weld zone frame (12) top, welding gun clamp mechanism (3) is fixedlyed connected with feed mechanism (4), the welding gun (21) of welding tractor (2) is fixed in the welding gun clamp mechanism (3), two welding guns (21) are housed in the welding gun clamp mechanism (3), two welding guns (21) are symmetrical arranged, welding gun (21) head is inwardly oblique, workpiece conveying mechanism (5) is fixed on frame (1) both sides, and workpiece is arranged on weld zone frame (12) bottom to detent mechanism (6) in length and breadth.
2. railway freight-car bottom side door of gondola car automatic welding device according to claim 1, it is characterized in that: described welding gun clamp mechanism (3) comprises clamp body (31), cylinder (32) and is fixed on the chuck (33) of cylinder (32) body of rod head, clamp body (31) is fixedlyed connected with feed mechanism (4), cylinder (32) is fixed on clamp body (31) bottom, and a welding gun (21) is fixed at chuck (33) two ends respectively.
3. railway freight-car bottom side door of gondola car automatic welding device according to claim 1, it is characterized in that: described feed mechanism (4) comprises the feeding motor (41) that is fixed on the frame (1), the screw mandrel (42) that be arranged in parallel and polished rod (43), screw mandrel (42) one ends are fixedly connected with feeding motor (41), the other end connects with frame (1) by bearing, all fixedly connected with weld zone frame (12) in polished rod (43) two ends, welding gun clamp mechanism (3) is sleeved on polished rod (43) and goes up, is connected with screw mandrel (42) spiral with screw mandrel (42).
4. railway freight-car bottom side door of gondola car automatic welding device according to claim 1, it is characterized in that: described workpiece conveying mechanism (5) has workpiece and carries motor (51), article two, carrier chain (52), be separately positioned on the drive sprocket axle (53) and the driven chain wheel shaft (54) at frame (1) two ends, drive sprocket axle (53) carries motor (51) to be connected by driving-chain (55) with workpiece, drive sprocket axle (53) and driven chain wheel shaft (54) are rotationally connected with frame (1) respectively, drive sprocket (56) is equipped with at drive sprocket axle (53) two ends, driven sprocket (57) is equipped with at driven chain wheel shaft (54) two ends, drive sprocket (56) is fixedlyed connected by carrier chain (52) with driven sprocket (57), and workpiece (8) is placed on the carrier chain (52).
5. railway freight-car bottom side door of gondola car automatic welding device according to claim 1, it is characterized in that: described workpiece has the two located lateral cylinders (61) that are fixed on weld zone frame (12) one sides to detent mechanism (6) in length and breadth, prelocalization seat (62), back positioning seat (63), front apron (64), backboard (65), prelocalization cylinder (66) and back positioning cylinder (67), prelocalization seat (62) and back positioning seat (63) are separately fixed at the bottom at weld zone frame (12) two ends, front apron (64) and backboard (65) are hinged with prelocalization seat (62) and back positioning seat (63) respectively, the body of rod head of prelocalization cylinder (66) and back positioning cylinder (67) is hinged with the middle part of front apron (64) and backboard (65) respectively, the cylinder bottom of prelocalization cylinder (66) is fixed on the frame (1) in prelocalization seat (62) the place ahead, and the cylinder bottom of back positioning cylinder (67) is fixed on the frame (1) at positioning seat (63) rear, back.
6. railway freight-car bottom side door of gondola car automatic welding device according to claim 1, it is characterized in that: described electrical control mechanism has atmospheric control, controller, be separately positioned on weldering proparea frame (11), three photoelectric sensors (7) of workpiece (8) position are detected in weld zone frame (12) and postwelding district frame (13) below, front limit switch and back limit switch initial and termination are welded in control, atmospheric control, three photoelectric sensors (7), the front limit switch, back limit switch, welding tractor (2), workpiece conveying mechanism (5), feed mechanism (4) links to each other with controller respectively, welding gun clamp mechanism (3), workpiece links to each other with atmospheric control respectively to detent mechanism (6) in length and breadth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620075414 CN2928357Y (en) | 2006-07-28 | 2006-07-28 | Automatic welder for railway freight train open car bottom side door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620075414 CN2928357Y (en) | 2006-07-28 | 2006-07-28 | Automatic welder for railway freight train open car bottom side door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2928357Y true CN2928357Y (en) | 2007-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620075414 Expired - Lifetime CN2928357Y (en) | 2006-07-28 | 2006-07-28 | Automatic welder for railway freight train open car bottom side door |
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| CN (1) | CN2928357Y (en) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972899A (en) * | 2010-11-16 | 2011-02-16 | 山东奥太电气有限公司 | Automatic welding machine for pinch plates |
| CN102189362A (en) * | 2011-03-23 | 2011-09-21 | 无锡华联精工机械有限公司 | Welding gun lifting mechanism of groove type steel and rivet automatic welding machine |
| CN102240874A (en) * | 2011-06-17 | 2011-11-16 | 无锡华联科技集团有限公司 | Automatic welding gun rotating device |
| CN102581456A (en) * | 2012-02-21 | 2012-07-18 | 宜兴市九洲封头锻造有限公司 | Plasma welding operation platform |
| CN102785042A (en) * | 2011-05-16 | 2012-11-21 | 铁道部运输局 | Automatic welding system and method for truck frame |
| CN102990257A (en) * | 2012-10-31 | 2013-03-27 | 无锡明珠增压器制造有限公司 | Simple semiautomatic linear welding machine |
| CN104259714A (en) * | 2014-09-13 | 2015-01-07 | 上海晓奥享荣汽车工业装备有限公司 | Linear walking welding fixture assembly |
| CN104923993A (en) * | 2015-06-08 | 2015-09-23 | 广西汽车集团有限公司 | Welding production line weld-lack-proof welding method, weld-lack-proof device and automatic welding production line |
| CN105665884A (en) * | 2016-04-21 | 2016-06-15 | 常州忠尚机器人设计有限公司 | Welding robot for ring reinforcing |
| CN105269215B (en) * | 2015-11-29 | 2016-08-24 | 山东建筑大学 | A kind of train freight damp compartment side door assembly welding workbench |
| CN106271752A (en) * | 2016-10-26 | 2017-01-04 | 昆山勇翔精密机械有限公司 | Saw rising head drill centers fixture |
| CN106825847A (en) * | 2016-11-07 | 2017-06-13 | 宁波金凤焊割机械制造有限公司 | A kind of steel pipe bundle cuts hole method and device |
| WO2017114090A1 (en) * | 2015-12-29 | 2017-07-06 | 江西鑫田车业有限公司 | Welding apparatus |
| CN107160002A (en) * | 2017-03-27 | 2017-09-15 | 宁波金凤焊割机械制造有限公司 | A kind of steel pipe bundle end cut method and system |
| CN108381090A (en) * | 2018-03-09 | 2018-08-10 | 惠州市诚业家具有限公司 | A kind of fastening device for positioning on mesh sheet laminate conveying line |
| CN109604768A (en) * | 2019-01-22 | 2019-04-12 | 柳州机车车辆有限公司 | Rolling stock car door repair process |
| CN110434437A (en) * | 2019-07-17 | 2019-11-12 | 广州创研智能科技有限公司 | A kind of welding workstation |
| CN110842330A (en) * | 2019-12-16 | 2020-02-28 | 北京首铁中博机械设备有限公司 | Automatic welding machine for door belt of lower side door of open wagon and welding process of automatic welding machine |
| CN111843306A (en) * | 2020-07-29 | 2020-10-30 | 中车株洲车辆有限公司 | Lower side door component folding and welding device |
| CN112676726A (en) * | 2020-12-26 | 2021-04-20 | 青岛伊唯特智能科技有限公司 | Automatic welding device for lower side door and welding method and application thereof |
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2006
- 2006-07-28 CN CN 200620075414 patent/CN2928357Y/en not_active Expired - Lifetime
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972899A (en) * | 2010-11-16 | 2011-02-16 | 山东奥太电气有限公司 | Automatic welding machine for pinch plates |
| CN102189362A (en) * | 2011-03-23 | 2011-09-21 | 无锡华联精工机械有限公司 | Welding gun lifting mechanism of groove type steel and rivet automatic welding machine |
| CN102785042B (en) * | 2011-05-16 | 2015-07-22 | 中国铁路总公司 | Automatic welding system for truck frame |
| CN102785042A (en) * | 2011-05-16 | 2012-11-21 | 铁道部运输局 | Automatic welding system and method for truck frame |
| CN102240874A (en) * | 2011-06-17 | 2011-11-16 | 无锡华联科技集团有限公司 | Automatic welding gun rotating device |
| CN102581456A (en) * | 2012-02-21 | 2012-07-18 | 宜兴市九洲封头锻造有限公司 | Plasma welding operation platform |
| CN102990257A (en) * | 2012-10-31 | 2013-03-27 | 无锡明珠增压器制造有限公司 | Simple semiautomatic linear welding machine |
| CN104259714A (en) * | 2014-09-13 | 2015-01-07 | 上海晓奥享荣汽车工业装备有限公司 | Linear walking welding fixture assembly |
| CN104923993A (en) * | 2015-06-08 | 2015-09-23 | 广西汽车集团有限公司 | Welding production line weld-lack-proof welding method, weld-lack-proof device and automatic welding production line |
| CN105269215B (en) * | 2015-11-29 | 2016-08-24 | 山东建筑大学 | A kind of train freight damp compartment side door assembly welding workbench |
| WO2017114090A1 (en) * | 2015-12-29 | 2017-07-06 | 江西鑫田车业有限公司 | Welding apparatus |
| CN105665884A (en) * | 2016-04-21 | 2016-06-15 | 常州忠尚机器人设计有限公司 | Welding robot for ring reinforcing |
| CN106271752A (en) * | 2016-10-26 | 2017-01-04 | 昆山勇翔精密机械有限公司 | Saw rising head drill centers fixture |
| CN106825847A (en) * | 2016-11-07 | 2017-06-13 | 宁波金凤焊割机械制造有限公司 | A kind of steel pipe bundle cuts hole method and device |
| CN107160002A (en) * | 2017-03-27 | 2017-09-15 | 宁波金凤焊割机械制造有限公司 | A kind of steel pipe bundle end cut method and system |
| CN108381090A (en) * | 2018-03-09 | 2018-08-10 | 惠州市诚业家具有限公司 | A kind of fastening device for positioning on mesh sheet laminate conveying line |
| CN108381090B (en) * | 2018-03-09 | 2024-04-30 | 惠州市诚业家具有限公司 | Positioning clamping device on net sheet layer plate conveying line |
| CN109604768A (en) * | 2019-01-22 | 2019-04-12 | 柳州机车车辆有限公司 | Rolling stock car door repair process |
| CN110434437A (en) * | 2019-07-17 | 2019-11-12 | 广州创研智能科技有限公司 | A kind of welding workstation |
| CN110434437B (en) * | 2019-07-17 | 2021-05-14 | 广州创研智能科技有限公司 | Welding workstation |
| CN110842330A (en) * | 2019-12-16 | 2020-02-28 | 北京首铁中博机械设备有限公司 | Automatic welding machine for door belt of lower side door of open wagon and welding process of automatic welding machine |
| CN110842330B (en) * | 2019-12-16 | 2024-05-07 | 北京首铁中博机械设备有限公司 | Automatic welding machine for door strip of lower side door of open wagon and welding process of automatic welding machine |
| CN111843306A (en) * | 2020-07-29 | 2020-10-30 | 中车株洲车辆有限公司 | Lower side door component folding and welding device |
| CN112676726A (en) * | 2020-12-26 | 2021-04-20 | 青岛伊唯特智能科技有限公司 | Automatic welding device for lower side door and welding method and application thereof |
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Owner name: CSR CHANG JING VEHICLE CO., LTD. Free format text: FORMER OWNER: QISHUYAN LOCOMOTIVE + ROLLING STOCK WORKS, CSR Effective date: 20080627 |
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Effective date of registration: 20080627 Address after: New District, Jiangxia Economic Development Zone, Hubei, Wuhan Province: 430212 Patentee after: China South Locomotive & Rolling Stock Changjiang Vehicle Company Address before: Qishuyan District, Changzhou City, Qishuyan Province, Jiangsu 213011, China Patentee before: CSR Qishuyan Locomotive & Rolling Stock Works |
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