CN205254429U - Welding table - Google Patents
Welding table Download PDFInfo
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- CN205254429U CN205254429U CN201521132539.9U CN201521132539U CN205254429U CN 205254429 U CN205254429 U CN 205254429U CN 201521132539 U CN201521132539 U CN 201521132539U CN 205254429 U CN205254429 U CN 205254429U
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Abstract
Welding table. Relate to and be used for clamping frame shaped structural member to carry out the welded workstation. Structure exquisiteness, convenient to use and low cost. Including rotating assembly, upset subassembly, welding bench and a plurality of welding jig, the upset subassembly includes overturning driving device and a pair of vertical support, rotating assembly includes fixed turnplate, activity carousel and rotation driving device, and is a pair of the equal fixed connection in bottom of vertical support is on the top surface of activity carousel, the both sides of welding bench articulate on the top of a pair of vertical support respectively, and are connected with overturning driving device, it is a plurality of the equal detachable of welding jig connects on the same side end face of welding bench, a plurality of welding through -holes have been seted up in the welding bench. The utility model discloses structure exquisiteness, convenient to use, location accuracy and low in cost, the welding of can make things convenient for, frame shaped structural member being accomplished to the efficient.
Description
Technical field
The utility model relates to welding fixture field, relates in particular to the workbench welding for clamping frame-shaped structure part.
Background technology
At present, in the time carrying out the welding of frame-shaped structure part, operating personnel first carry out spot welding to each joint, corner conventionally, then carry out full weld one by one. Like this, just need overturn frequently, clamping workpiece, thereby bring a large amount of prolongations of working time and the significantly increase of work difficulty.
To this, in prior art, propose multiple welding bench, thereby finally driven workbench action by the mode such as manual, electronic, thereby be adapted to the welding of many attitude. Wherein, Chinese invention patent taking the portion by name " Universal welding table " of announcing on March 13rd, 2013 as State Bureau of manual actuation, application number for " 201110256859.5 ", the structure of this case is too simple, locating effect is poor and the rear also extreme difference of precision of action; And Chinese invention patent taking the portion by name " a kind of flexibility automobile body welding clamping platform " of announcing on October 21st, 2015 as State Bureau of motorized motions, application number as " 201510344733.1 ", the cost of this platform is far above the price of workpiece, thus the increase that has brought great unnecessary production cost.
Therefore, how, under limited production cost, can overturn easily or spinning movement, thus for frame-shaped structure part carry out simply, welding efficiently, become those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
The utility model is for above problem, a kind of delicate structure, easy to use and with low cost has been proposed, when use, can facilitate, complete reliably the clamping of workpiece, and can drive workpiece to do accurate upset, rotatablely move, thereby finally realize the welding bench of the effective welding to frame-shaped structure part.
The technical solution of the utility model is: comprise rotary components, upset assembly, welding bench and some weld jigs, described upset assembly comprises overturning drive device and a pair of vertical rack;
Described rotary components comprises fixing rotating disk, movable disk and rotating driving device, offers the swivelling chute for accommodating movable disk on the end face of described fixing rotating disk, and movable disk is rotated under the driving of rotating driving device in swivelling chute; The bottom of a pair of described vertical rack is all fixedly connected on the end face of movable disk, the both sides of described welding bench are hinged on respectively the top of a pair of vertical rack and are connected with overturning drive device, make welding bench do flip-flop movement under the driving of overturning drive device;
Some described weld jigs all on dismountable the same side end face that is connected to welding bench, offer some welding connecting holes in described welding bench.
One side of described welding bench is hinged by jointed shaft and vertical rack, and described jointed shaft passes to vertical rack, described overturning drive device comprises tooth bar, gear one, gear two, gear three, a pair of Gear wheel pliers and pair of links, described gear three is fixedly connected on jointed shaft one end away from welding bench, described gear two is hinged on a side of vertical rack by rotating shaft, and be engaged in the below of gear three, described gear one is connected in rotating shaft by single direction ratchet, described tooth bar vertically arranges, described tooth bar is slidably connected on a side surface of vertical rack, and be positioned at the below of gear three, described rack and pinion one is meshed,
The middle part of a pair of described Gear wheel pliers be hinged and the two jaw all towards gear three settings, described in two, Gear wheel pliers is connected by extension spring away from one end of gear three, the bottom of a pair of described connecting rod is all hinged on the top of tooth bar, and described in two, the top of connecting rod is hinged on respectively the bottom of two Gear wheel plierses.
Between the bottom surface of described tooth bar and the end face of movable disk, be also provided with the stage clip being against between the two, described stage clip is coated with spring housing, and a side of the bottom of described tooth bar and dorsad gear one is fixedly connected with pedal one.
Described gear two is located at the below of gear three, and is also provided with transition gear between described gear two and gear three, makes gear two and gear three interlocks by transition gear.
Described transition gear is stepped and be divided into internal gear and external gear, described external gear engages with gear three, the side surface of described internal gear is provided with rubbing surface one, and the side surface of described gear two is provided with rubbing surface two, and described rubbing surface one fits with rubbing surface two.
The external diameter of the external diameter of described internal gear and gear two is equal, and the external diameter of described external gear is less than the external diameter of gear three.
It is up-small and down-big stepped and have step surface one and a step surface two of ring-type that the side surface of described movable disk is, on described step surface one, offer some drive holes, some described drive holes are along distributing with an even circumferential of movable disk concentric, and the bottom land of described swivelling chute offers some and drive hole driver slot one to one;
Described rotating driving device comprises driving ring, driving cylinder, driven plunger, drive rod and driving spring, described driving ring is erected on step surface one and on the bottom surface of driving ring and is fixedly connected with some and drive pin drive hole adaptation, and the length of described drive pin is greater than the length of drive hole;
On the sidewall of described swivelling chute, offer air flue, described air flue is not higher than described step surface one and be not less than described step surface two, and a side and driving cylinder middle part that described driving cylinder is fixedly connected on fixing rotating disk offer the pore being communicated with air flue;
Described driven plunger is slidably connected in driving cylinder, described drive rod is fixedly connected on the end face of driven plunger and extend out to driving cylinder top, described driving spring is against between the bottom surface and driving cylinder of driven plunger, the top of described driving cylinder is communicated with unidirectional air outlet valve, and the bottom of described driving cylinder is communicated with breather cheek valve;
The top of the sidewall of described swivelling chute is also fixedly connected with some and driver slot and tiltedly between block and adjacent oblique block, leaves gap one to one, the bottom of described oblique block be positioned at driver slot 1/4th diametrical position directly over, it is up-small and down-big stepped and have the step surface three of ring-type that the sidewall of described driving ring is, and is fixedly connected with some lower than the oblique guide pads of block on described step surface three.
Between the bottom of described driving ring and the sidewall of swivelling chute hermetic seal and and the sidewall of movable disk between hermetic seal.
The top of described drive rod is also fixedly connected with pedal two.
When the utility model uses, each limit of frame-shaped structure part can be clamped on welding bench by weld jig, and each joint is placed on welding connecting hole, like this, can complete in clamping the location of laggard line stabilization, and can be after spot welding completes, by upset or rotary welding bench, (workpiece can normally weld while being positioned at welding bench top the full weld that makes operating personnel only need to stand in same position can to complete each joint, workpiece turning is to welding bench when below, and operating personnel can stretch into soldering appliance in welding connecting hole and weld). The utility model has delicate structure, easy to use, registration and cheap feature on the whole, the position of operating personnel or welding manipulator without mobile prerequisite under, by the motion of welding bench and the setting of welding connecting hole, make finally can to facilitate, complete efficiently the welding of frame-shaped structure part.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model,
Fig. 2 is the top view of Fig. 1,
Fig. 3 is the structural representation of assembly of overturning in the utility model,
Fig. 4 be the A-A of Fig. 3 to cutaway view,
Fig. 5 is the optimization embodiment schematic diagram of assembly of overturning in the utility model;
Fig. 6 is the structural representation of rotary components in the utility model,
Fig. 7 be the B-B of Fig. 6 to cutaway view,
Fig. 8 is the structural representation of movable disk in the utility model,
Fig. 9 is the top view of Fig. 8,
Figure 10 is the use state reference map one of rotary components in the utility model,
Figure 11 is the use state reference map two of rotary components in the utility model,
Figure 12 is the use state reference map three of rotary components in the utility model;
In figure, 1 is rotary components, the 11st, and fixing rotating disk, the 110th, swivelling chute, the 1100th, driver slot, the 1101st, air flue, the 1102nd, oblique block, the 12nd, movable disk, the 120th, drive hole, the 121st, step surface one, 122nd, step surface two, 13rd, rotating driving device, the 131st, driving ring, the 1310th, drive pin, the 1311st, guide pad, the 132nd, driving cylinder, the 1321st, unidirectional air outlet valve, the 1322nd, breather cheek valve, the 133rd, driven plunger, the 134th, drive rod, the 135th, driving spring;
The 2nd, upset assembly, the 21st, overturning drive device, the 210th, tooth bar, the 211st, gear one, 212nd, gear two, the 213rd, gear three, 214th, Gear wheel pliers, the 215th, connecting rod, the 216th, extension spring, the 217th, stage clip, the 218th, transition gear, the 2181st, internal gear, the 2182nd, external gear, the 22nd, vertical rack;
The 3rd, welding bench, the 30th, welding connecting hole, the 4th, weld jig.
Detailed description of the invention
The utility model, as shown in Fig. 1-12, comprises rotary components 1, upset assembly 2, welding bench 3 and some weld jigs 4, and described upset assembly 2 comprises overturning drive device 21 and a pair of vertical rack 22;
Described rotary components 1 comprises fixing rotating disk 11, movable disk 12 and rotating driving device 13, on the end face of described fixing rotating disk 11, offer the swivelling chute 110 for accommodating movable disk 12, movable disk 12 is rotated under the driving of rotating driving device 13 in swivelling chute 110; The bottom of a pair of described vertical rack 22 is all fixedly connected on the end face of movable disk 12, the both sides of described welding bench 3 are hinged on respectively the top of a pair of vertical rack 22 and are connected with overturning drive device 21, make welding bench 3 do flip-flop movement under the driving of overturning drive device 21;
Some described weld jigs 4 all on dismountable the same side end face that is connected to welding bench 3, offer some welding connecting holes 30 in described welding bench 3. When use, each limit of frame-shaped structure part can be clamped on welding bench by weld jig, and each joint is placed on welding connecting hole, like this, can complete in clamping the location of laggard line stabilization, and can be after spot welding completes, by upset or rotary welding bench, (workpiece can normally weld while being positioned at welding bench top the full weld that makes operating personnel only need to stand in same position can to complete each joint, workpiece turning is to welding bench when below, and operating personnel can stretch into soldering appliance in welding connecting hole and weld).
One side of described welding bench 3 is hinged by jointed shaft and vertical rack 22, and described jointed shaft passes to vertical rack 22, described overturning drive device 21 comprises tooth bar 210, gear 1, gear 2 212, gear 3 213, a pair of Gear wheel pliers 214 and pair of links 215, described gear 3 213 is fixedly connected on jointed shaft one end away from welding bench 3, described gear 2 212 is hinged on a side of vertical rack 22 by rotating shaft, and be engaged in the below of gear 3 213, described gear 1 is connected in rotating shaft by single direction ratchet, described tooth bar 210 vertically arranges, described tooth bar 210 is slidably connected on a side surface of vertical rack 22, and be positioned at the below of gear 3 213, described tooth bar 210 is meshed with gear 1, like this, when tooth bar moves downward, can drive rotating shaft rotation by gear one and single direction ratchet, thereby after this rotate by gear two driven gears three, finally realize the upset to welding bench, and tooth bar is while moving upward, gear dallies first under the effect of single direction ratchet, be pumping each time of tooth bar, all welding bench certain angle of overturning will be ordered about, wherein, be subject to the properties influence of single direction ratchet, when operating personnel press down tooth bar the last time, can directly in the time that welding bench upset puts in place, stop the descending of tooth bar, make roll-over table rest on accurately assigned address,
The middle part of a pair of described Gear wheel pliers 214 is hinged and the jaw of the two all arranges towards gear 3 213, described in two, Gear wheel pliers 214 is connected by extension spring 216 away from one end of gear 3 213, the bottom of a pair of described connecting rod 215 is all hinged on the top of tooth bar 210, and described in two, the top of connecting rod 215 is hinged on respectively the bottom of two Gear wheel plierses 214. Like this, moving downward also of tooth bar will pull two Gear wheel plierses to inner rotary by pair of links, thereby separate with gear three, realize the release to welding bench, and in the time that tooth bar upwards resets under extension spring effect, a pair of Gear wheel pliers will snap in gear three again, realize the locking to welding bench.
In conjunction with above-mentioned 2 points, in the time that tooth bar moves downward, can carry out release to welding bench, and drive it to do flip-flop movement around jointed shaft simultaneously; When tooth bar is upwards when Rapid reset, can lock rapidly welding bench, thereby the flip angle of welding bench is accurately controlled.
Between the end face of the bottom surface of described tooth bar 210 and movable disk 12, be also provided with the stage clip 217 being against between the two, described stage clip 217 is coated with spring housing, and a side of the bottom of described tooth bar 210 and dorsad gear 1 is fixedly connected with pedal one. Like this, operating personnel only need repeatedly to push down on the pedal and one can realize pumping of tooth bar, and then realize the flip-flop movement of welding bench.
Described gear 2 212 is located at the below of gear 3 213, and is also provided with transition gear 218 between described gear 2 212 and gear 3 213, makes gear 2 212 and gear 3 213 interlocks by transition gear 218.
As shown in Figure 5, described transition gear 218 is stepped and be divided into internal gear 2181 and external gear 2182, described external gear 2182 engages with gear 3 213, the side surface of described internal gear 2181 is provided with rubbing surface one, the side surface of described gear 2 212 is provided with rubbing surface two, and described rubbing surface one fits with rubbing surface two. Thereby at the descending initial stage of tooth bar, when Gear wheel pliers is not also decontroled gear three completely, be subject to frictional force properties influence, can make only gear three rotations, and internal gear is motionless, thereby effectively avoid excessive, the too early wearing and tearing between Gear wheel pliers and gear three, and then effectively extended the service life of Whole Equipment.
The external diameter of the external diameter of described internal gear 2181 and gear 2 212 is equal, and the external diameter of described external gear 2182 is less than the external diameter of gear 3 213. Thereby effectively reduce operating personnel's operating force and labour intensity, and effectively promote the precision of the flip angle of welding bench.
It is up-small and down-big stepped and have step surface 1 and a step surface 2 122 of ring-type that the side surface of described movable disk 12 is, on described step surface 1, offer some drive holes 120, some described drive holes 120 are along distributing with an even circumferential of movable disk 12 concentrics, and the bottom land of described swivelling chute 110 offers some and drive hole 120 driver slot 1100 one to one;
Described rotating driving device 13 comprises driving ring 131, driving cylinder 132, driven plunger 133, drive rod 134 and driving spring 135, described driving ring 131 is erected on step surface 1 and on the bottom surface of driving ring 131 and is fixedly connected with some and drive pins 1310 drive hole 120 adaptations, and the length of described drive pin 1310 is greater than the length of drive hole 120; Like this, when drive pin insert simultaneously drive hole can driver slot in time, can realize relative fixing between movable disk and fixing rotating disk;
On the sidewall of described swivelling chute 110, offer air flue 1101, described air flue 1101 is not higher than described step surface 1 and be not less than described step surface 2 122, and a side and driving cylinder 132 middle parts that described driving cylinder 132 is fixedly connected on fixing rotating disk 11 offer the pore being communicated with air flue 1101;
Described driven plunger 133 is slidably connected in driving cylinder 132, described drive rod 134 is fixedly connected on the end face of driven plunger 133 and extend out to driving cylinder 132 tops, described driving spring 135 is against between the bottom surface and driving cylinder 132 of driven plunger 133, the top of described driving cylinder 132 is communicated with unidirectional air outlet valve 1321, and the bottom of described driving cylinder 132 is communicated with breather cheek valve 1322;
The top of the sidewall of described swivelling chute 110 is also fixedly connected with some and driver slot 1100 and tiltedly between block 1102 and adjacent oblique block 1102, leaves gap one to one, the bottom of described oblique block 1102 be positioned at driver slot 1100 1/4th diametrical position directly over, it is up-small and down-big stepped and have the step surface three of ring-type that the sidewall of described driving ring 131 is, and is fixedly connected with some lower than the oblique guide pads 1311 of block 1102 on described step surface three. Shown in Figure 10-12, in the time that operating personnel step on drive rod, driven plunger is by descending the active force that overcomes driving spring, and being down to before the height and position of pore, be air inlet pressurization between driving ring and movable disk by pore and air flue to step surface two, thereby jack-up driving ring, and drive pin and driver slot are departed from, now, driving ring will be subject to the position influence of oblique block, in up, drives movable disk rotation by drive hole; After this continue to step on drive rod, driven plunger will drop to the below of pore, now unidirectional air outlet valve is forced to open, driving ring will fall under self gravitation impact, thereby make a drive pin fall into next driver slot, make movable disk turn over certain angle (be subject to the structure of oblique block and position influence make angle that movable disk turns at every turn all with center and the movable disk center of two adjacent driver slots between angle consistent). Like this, operating personnel in the process of at every turn drive rod being floored, all will make movable disk turn over certain angle, thereby make operating personnel in the time of welding, only need to stand in fixed position and repeatedly trample drive rod, the control very convenient to use and anglec of rotation to movable disk is very accurate.
Between the sidewall of the bottom of described driving ring 131 and swivelling chute 110 hermetic seal and and the sidewall of movable disk 12 between hermetic seal. Thereby guarantee operation stability and the reliability of driving ring, movable disk.
The top of described drive rod 134 is also fixedly connected with pedal two. Make operating personnel more convenient to trampling of drive rod.
Above-mentioned rotating driving device, in the time that reality is used, also can adopt hydraulic pressure to replace pneumatic, thereby play a role, power is larger, stability better acts on.
Claims (9)
1. welding bench, is characterized in that, comprises rotary components, upset assembly, welding bench and some weld jigs, and described upset assembly comprises overturning drive device and a pair of vertical rack;
Described rotary components comprises fixing rotating disk, movable disk and rotating driving device, offers the swivelling chute for accommodating movable disk on the end face of described fixing rotating disk, and movable disk is rotated under the driving of rotating driving device in swivelling chute; The bottom of a pair of described vertical rack is all fixedly connected on the end face of movable disk, the both sides of described welding bench are hinged on respectively the top of a pair of vertical rack and are connected with overturning drive device, make welding bench do flip-flop movement under the driving of overturning drive device;
Some described weld jigs all on dismountable the same side end face that is connected to welding bench, offer some welding connecting holes in described welding bench.
2. welding bench according to claim 1, it is characterized in that, one side of described welding bench is hinged by jointed shaft and vertical rack, and described jointed shaft passes to vertical rack, described overturning drive device comprises tooth bar, gear one, gear two, gear three, a pair of Gear wheel pliers and pair of links, described gear three is fixedly connected on jointed shaft one end away from welding bench, described gear two is hinged on a side of vertical rack by rotating shaft, and be engaged in the below of gear three, described gear one is connected in rotating shaft by single direction ratchet, described tooth bar vertically arranges, described tooth bar is slidably connected on a side surface of vertical rack, and be positioned at the below of gear three, described rack and pinion one is meshed,
The middle part of a pair of described Gear wheel pliers be hinged and the two jaw all towards gear three settings, described in two, Gear wheel pliers is connected by extension spring away from one end of gear three, the bottom of a pair of described connecting rod is all hinged on the top of tooth bar, and described in two, the top of connecting rod is hinged on respectively the bottom of two Gear wheel plierses.
3. welding bench according to claim 2, it is characterized in that, between the bottom surface of described tooth bar and the end face of movable disk, be also provided with the stage clip being against between the two, described stage clip is coated with spring housing, and a side of the bottom of described tooth bar and dorsad gear one is fixedly connected with pedal one.
4. welding bench according to claim 2, is characterized in that, described gear two is located at the below of gear three, and is also provided with transition gear between described gear two and gear three, makes gear two and gear three interlocks by transition gear.
5. welding bench according to claim 4, it is characterized in that, described transition gear is stepped and be divided into internal gear and external gear, described external gear engages with gear three, the side surface of described internal gear is provided with rubbing surface one, the side surface of described gear two is provided with rubbing surface two, and described rubbing surface one fits with rubbing surface two.
6. welding bench according to claim 5, is characterized in that, the external diameter of the external diameter of described internal gear and gear two is equal, and the external diameter of described external gear is less than the external diameter of gear three.
7. welding bench according to claim 1, it is characterized in that, it is up-small and down-big stepped and have step surface one and a step surface two of ring-type that the side surface of described movable disk is, on described step surface one, offer some drive holes, some described drive holes are along distributing with an even circumferential of movable disk concentric, and the bottom land of described swivelling chute offers some and drive hole driver slot one to one;
Described rotating driving device comprises driving ring, driving cylinder, driven plunger, drive rod and driving spring, described driving ring is erected on step surface one and on the bottom surface of driving ring and is fixedly connected with some and drive pin drive hole adaptation, and the length of described drive pin is greater than the length of drive hole;
On the sidewall of described swivelling chute, offer air flue, described air flue is not higher than described step surface one and be not less than described step surface two, and a side and driving cylinder middle part that described driving cylinder is fixedly connected on fixing rotating disk offer the pore being communicated with air flue;
Described driven plunger is slidably connected in driving cylinder, described drive rod is fixedly connected on the end face of driven plunger and extend out to driving cylinder top, described driving spring is against between the bottom surface and driving cylinder of driven plunger, the top of described driving cylinder is communicated with unidirectional air outlet valve, and the bottom of described driving cylinder is communicated with breather cheek valve;
The top of the sidewall of described swivelling chute is also fixedly connected with some and driver slot and tiltedly between block and adjacent oblique block, leaves gap one to one, the bottom of described oblique block be positioned at driver slot 1/4th diametrical position directly over, it is up-small and down-big stepped and have the step surface three of ring-type that the sidewall of described driving ring is, and is fixedly connected with some lower than the oblique guide pads of block on described step surface three.
8. welding bench according to claim 7, is characterized in that, between the bottom of described driving ring and the sidewall of swivelling chute hermetic seal and and the sidewall of movable disk between hermetic seal.
9. welding bench according to claim 7, is characterized in that, the top of described drive rod is also fixedly connected with pedal two.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201521132539.9U CN205254429U (en) | 2015-12-30 | 2015-12-30 | Welding table |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201521132539.9U CN205254429U (en) | 2015-12-30 | 2015-12-30 | Welding table |
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CN205254429U true CN205254429U (en) | 2016-05-25 |
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CN201521132539.9U Withdrawn - After Issue CN205254429U (en) | 2015-12-30 | 2015-12-30 | Welding table |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105598618A (en) * | 2015-12-30 | 2016-05-25 | 江苏科凌医疗器械有限公司 | Welding workbench |
CN107717289A (en) * | 2017-11-27 | 2018-02-23 | 潘新凤 | A kind of auto parts pattern welding equipment |
CN112588485A (en) * | 2020-12-25 | 2021-04-02 | 安徽美景工艺品有限公司 | Artificial painting auxiliary device for woodcarving artware |
CN113681212A (en) * | 2021-10-26 | 2021-11-23 | 友信宏科新能源(徐州)有限公司 | Welding device for new energy automobile production |
CN113927239A (en) * | 2021-10-29 | 2022-01-14 | 安徽斯柯瑞智能装备科技有限公司 | Automatic turnover device for welding of pipeline supporting plate in tank |
-
2015
- 2015-12-30 CN CN201521132539.9U patent/CN205254429U/en not_active Withdrawn - After Issue
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105598618A (en) * | 2015-12-30 | 2016-05-25 | 江苏科凌医疗器械有限公司 | Welding workbench |
CN107717289A (en) * | 2017-11-27 | 2018-02-23 | 潘新凤 | A kind of auto parts pattern welding equipment |
CN112588485A (en) * | 2020-12-25 | 2021-04-02 | 安徽美景工艺品有限公司 | Artificial painting auxiliary device for woodcarving artware |
CN112588485B (en) * | 2020-12-25 | 2021-12-31 | 安徽美景工艺品有限公司 | Artificial painting auxiliary device for woodcarving artware |
CN113681212A (en) * | 2021-10-26 | 2021-11-23 | 友信宏科新能源(徐州)有限公司 | Welding device for new energy automobile production |
CN113681212B (en) * | 2021-10-26 | 2022-01-04 | 友信宏科新能源(徐州)有限公司 | Welding device for new energy automobile production |
CN113927239A (en) * | 2021-10-29 | 2022-01-14 | 安徽斯柯瑞智能装备科技有限公司 | Automatic turnover device for welding of pipeline supporting plate in tank |
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AV01 | Patent right actively abandoned |
Granted publication date: 20160525 Effective date of abandoning: 20170405 |
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