CN102672375B - Bucket positioner and bucket delivery system - Google Patents
Bucket positioner and bucket delivery system Download PDFInfo
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- CN102672375B CN102672375B CN201210113581.0A CN201210113581A CN102672375B CN 102672375 B CN102672375 B CN 102672375B CN 201210113581 A CN201210113581 A CN 201210113581A CN 102672375 B CN102672375 B CN 102672375B
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Abstract
The invention provides a bucket positioner which comprises an upright column, a rotating body, a cantilever, a bucket positioning device and a first driving motor. The rotating body is rotatably fixed on one side of the upright column, the cantilever is fixed on the rotating body, the bucket positioning device is fixed on the cantilever, and the first driving motor drives the rotating body to rotate. The bucket positioning device comprises a base plate, a first fixing frame, a first driving mechanism, two first positioning blocks and two first positioning frames, wherein the first fixing frame is fixed on the base plate, the first driving mechanism is fixed on the first fixing frame, the two first positioning blocks are fixed on the first driving mechanism and driven by the first driving mechanism to be close to each other or be far away from each other, and the two first positioning frames are respectively fixed with the two first positioning blocks. The positioning frames comprise two first positioning pins which are oppositely arranged and respectively positioned with two oppositely-arranged lugs of a bucket in a matched manner, so that the bucket is positioned accurately.
Description
Technical field
The present invention relates to bucket manufacturing technology field, relate in particular to bucket positioner and bucket feed system in a kind of bucket welding process.
Background technology
Bucket is generally arranged on excavator and uses.This kind of bucket is generally the during welding for steel structure part of shape matching complexity, its Heavy Weight and bulky, thus bring certain difficulty to welding fabrication.And the weld seam of this kind of during welding for steel structure part welding moulding is more and irregular, add the planform of bucket own irregular, cause this kind of bucket feeding inconvenience.In prior art, carry out the feeding of bucket by crane, this kind of feeding style makes bucket placement location be difficult to orientation, and this kind of erose bucket is difficult to be fixed after feeding.But as do not reached best welding position, welding quality does not just reach requirement; In addition, adopt that manually to carry out the efficiency of bucket upset low, and do not reach safety, efficient, save time, labour-saving requirement.
Therefore, be necessary to provide a kind of improved bucket positioner and bucket feed system to address the above problem.
Summary of the invention
The object of the present invention is to provide bucket positioner and the bucket feed system of a kind of feeding convenience and accurate positioning.
For achieving the above object, the invention provides a kind of bucket positioner, comprise column, rotation is fixed on the rotary body of column one side, be fixed on the cantilever on rotary body, be fixed on the bucket positioner on cantilever and drive the first drive motors of rotary body rotation, described bucket positioner comprises substrate, be fixed on the first fixed mount on substrate, be fixed on the first driving mechanism on the first fixed mount, be fixed on the first driving mechanism and under the driving of the first driving mechanism mutually near or away from two the first locating pieces, two the first locating racks that fix with two described the first locating pieces respectively, several first slide blocks that are separately fixed at the first guide rail of the first fixed mount upper and lower sides and activity and are fixed on the first guide rail and fix with the first locating rack, described the first locating rack comprises the first alignment pin being oppositely arranged with the location of matching with the Liang Ge ear being oppositely arranged on bucket respectively, described in each, the first locating rack also comprises the U type frame in order to fixing described the first alignment pin, described U type frame comprises at the first fixed head of upper and lower sides and the second fixed head between the first fixed head, described the first fixed head fixes with the first slide block of the first fixed mount upper and lower sides respectively, and described the first locating piece and described the first alignment pin are separately fixed at described the second fixed head both sides.
As a further improvement on the present invention, described positioner also comprises and is fixed on substrate the second fixed mount of the first fixed mount below and is fixed on the second locating rack on the second fixed mount, and described the second locating rack comprises the first location-plate and the second location-plate that are oppositely arranged, the second alignment pin that is fixed on the second driving mechanism on the first location-plate and is fixed on the second driving mechanism end and arranges towards the second location-plate.
As a further improvement on the present invention, described the second fixed mount comprises the first support body, be fixed on the second guide rail and the 3rd driving mechanism on the first support body, be fixed on the second slide block on the second guide rail to activity and be fixed on the second locating piece on the 3rd driving mechanism, described the second guide rail and the first guide rail parallel setting, described the second locating rack is fixed on described the second slide block and the second locating piece.
As a further improvement on the present invention, described the second fixed mount also comprises the second support body of being fixed on substrate, be fixed on the 3rd guide rail and 4 wheel driven actuation mechanism on the second support body, be fixed on the 3rd slide block on the 3rd guide rail to activity and be fixed on the 3rd locating piece in 4 wheel driven actuation mechanism, described the first support body and the 3rd slide block and the 3rd locating piece fix and move along the 3rd guide rail under the ordering about of 4 wheel driven actuation mechanism, described the second guide rail and the perpendicular setting of the 3rd guide rail.
As a further improvement on the present invention, described bucket positioner also comprises the second drive motors that drives described bucket positioner to rotate on cantilever.
For achieving the above object, the present invention also provides a kind of bucket feed system, the control device that comprises aforementioned bucket positioner, a bucket is transported to the feeding trolley on described bucket positioner, the track moving along predetermined direction for feeding trolley and controls bucket positioner and feeding trolley work.
As a further improvement on the present invention, described feeding trolley comprises dolly body, is movably fixed on dolly body to place the rack of bucket and the elevating mechanism that drives described rack to move up and down.
As a further improvement on the present invention, described elevating mechanism comprise line slideway, the lifting casing matching with line slideway being arranged on dolly body and be fixed on dolly body and lifting casing on oil cylinder, described rack is fixed on described lifting casing top, and moves along with the movement of lifting casing.
The invention has the beneficial effects as follows: two the first alignment pins that bucket positioner of the present invention drives the first locating piece and the second locating piece to drive to be oppositely arranged by the first driving mechanism on bucket positioner mutually near or away from, thereby make two the first alignment pins location of matching with the Liang Ge ear being oppositely arranged on bucket respectively, thereby can locate accurately bucket; And drive rotary body to drive the rotation of bucket positioner by the first drive motors, bucket can be rotated to predetermined angular, form ship type weld seam when facilitating welding robot to weld bucket; In addition, in bucket feed system of the present invention, at feeding trolley, bucket is delivered to after positioner, also can rotates that bucket one end is raise by bucket positioner, and then facilitate exiting of feeding trolley, and then realize the automation of carrying bucket.As can be seen here, bucket feed system of the present invention feeding convenient, fast, safety and can effectively increase work efficiency.
Brief description of the drawings
Fig. 1 is the stereogram of bucket positioner of the present invention;
Fig. 2 is the decomposed figure of bucket positioner in Fig. 1;
Fig. 3 is the use state diagram that in Fig. 2, the bucket positioner on bucket positioner is located a bucket;
Fig. 4 is the view of another angle of Fig. 3;
Fig. 5 is the decomposed figure of bucket positioner in Fig. 2;
Fig. 6 is the view of another angle of Fig. 5;
Fig. 7 is the decomposed figure of the second localization part on bucket positioner in Fig. 5;
Fig. 8 is the view of another angle of Fig. 7;
Fig. 9 is the stereogram of bucket feed system of the present invention;
Figure 10 is the cutaway view of the feeding trolley in bucket feed system in Fig. 9;
Figure 11 is the use state diagram of bucket feed system and a bucket in Fig. 9, shows that bucket positioner rotates up bucket so that the state that feeding trolley exits.
Detailed description of the invention
Describe the present invention below with reference to each embodiment shown in the drawings.But these embodiments do not limit the present invention, the conversion in structure, method or function that those of ordinary skill in the art makes according to these embodiments is all included in protection scope of the present invention.
Please refer to Fig. 1 to a preferred embodiments that Figure 8 shows that bucket positioner 100 of the present invention.Bucket positioner 100 of the present invention is in order to bucket 800 is carried out to displacement processing, and then facilitates a welding robot (not shown) accurately to weld bucket 800.Described bucket 800 generally includes the ear 801 in mating connection with the swing arm (not shown) of excavator.Described ear 801 comprises a pair of the first ear 802 that is positioned at upside and a pair of the second ear 803 that is positioned at the first ear 802 belows.In described the first ear 802 and the second ear 803, be respectively equipped with a perforation 804.The center of circle of the center of circle of the perforation 804 of described the first ear 802 and the perforation 804 of the second ear 803 is not located along the same line along the vertical direction.Bucket positioner 100 of the present invention comprises that column 1, rotation are fixed on the rotary body 21 of column 1 one sides, are fixed on cantilever 22 on rotary body, are fixed on bucket positioner 3 on cantilever 22, drive the first drive motors 11 that rotary body 21 rotates and the second drive motors (not shown) that drives described bucket positioner 3 to rotate on cantilever 22.
Please refer to shown in Fig. 1 and Fig. 2, described column 1 has the base 12 fixing on the ground and is fixed on the cylinder 13 on base 12.Described cylinder 13 1 sides are provided with the first rotary support 131.Described the first drive motors 11 is fixed on cylinder 13 opposite sides.Described rotary body 21 be arranged in parallel with described column 1, and includes the first rotating shaft 212 that matches the second fixing rotary support 211 and match with the first drive motors 11 with described the first rotary support 131.Described cantilever 22 is fixed on rotary body 21, and can rotate with the rotation of rotary body 21.Described cantilever 22 three rotary support 221 that arrange and comprise fixing described bucket positioner 3 vertical with rotary body 21.
Please refer to shown in Fig. 2 to Fig. 8, described bucket positioner 3 comprises substrate 31, be fixed on substrate 31 1 sides with the first fixing localization part 41 that matches with two described the first ears 802, be fixed on the first localization part 41 belows on substrate 31 the second localization part 51, be fixed on the second rotating shaft 311 of substrate 31 opposite sides and be formed at the second rotating shaft 311 fixed area 312 around.Described fixed area 312 and the 3rd rotary support 221 fix.Described the second rotating shaft 311 matches to make bucket positioner 3 to rotate around the second rotating shaft 311 with the second drive motors, thereby facilitate welding robot to weld the bucket 800 being fixed on bucket positioner 100 of the present invention, and can form ship type weld seam.Described the second localization part 51 is fixing in order to match with the second ear 803, thereby can prevent bucket 800 automatic rotation on described bucket positioner 3.
Please refer to shown in Fig. 3 to Fig. 6, described the first localization part 41 comprise the lengthwise that is fixed on substrate 31 upsides the first fixed mount 42, be fixed on the first guide rail 43 on the first fixed mount 42 and the first driving mechanism 44, be fixed on several first slide blocks 45 on the first guide rail 43 to activity, be fixed on the first driving mechanism 44 and under the driving of the first driving mechanism 44 mutually near or away from two the first locating pieces 46 and two the first locating racks 47 that fix with two the first locating pieces 46 and the first slide block 45 respectively.Two described the first locating racks 47 can be under the drive of the first locating piece 46 along the first guide rail 43 mutually near or away from.
Described the first fixed mount 42 upper and lower sides are equipped with two described the first guide rails 43 that extend along described the first fixed mount 42 length directions.Described the first localization part 41 comprises the first slide block 45 described in several that match with two described the first guide rails 43 respectively.Described the first driving mechanism 44 is provided with the first driving shaft 441 extending along the first fixed mount 42 length directions, and be movably fixed on the first driving shaft 441 and can be mutually close or away from a pair of lever 442.Described driving shaft 441 is along the vertical direction between two described the first guide rails 43.Two the first locating pieces 46 are separately fixed in two levers 442 and the movement of tappet 442 and moving.Each first locating piece 46 is provided with the first fixing hole 461 of being fixed in lever 442 and the first pedestal 462 in order to fix with described the first locating rack 47.Described the first pedestal 462 parallels with described substrate 31.Described in each, the first locating rack 47 comprises one U-shaped 471 and is fixed on the first alignment pin 472 on U-shaped 471.Described U-shaped 471 openings are towards substrate 31 direction settings, and comprise at the first fixed head 4711 of upper and lower sides and the second fixed head 4712 between the first fixed head 4711.Described the first fixed head 4711 fixes with described the first slide block 45, thereby the first locating rack 47 is moved along the first guide rail 43.Described the first locating piece 46 and described the first alignment pin 472 are separately fixed at described the second fixed head 4712 both sides, thereby make the first locating rack 47 can movement under the ordering about of the first driving mechanism 44.The first alignment pin 472 ends on two the first locating racks 47 all tapered setting and two described taper the first alignment pins 472 are oppositely arranged.Two described taper the first alignment pins 472 can be under the driving of the first driving mechanism 44 mutually near or away from, thereby the perforation 804 that matches respectively location from two the first ear 802 outsides with the perforation 804 the first ear 802 or exit the first ear 802 is with release bucket 800.
Shown in Fig. 3, Fig. 4, Fig. 7 and Fig. 8, described the second localization part 51 comprises and is fixed on the second fixed mount 52 of the first fixed mount 42 belows on substrate 31 and is fixed on the second locating rack 53 on the second fixed mount 52.Described the second fixed mount 52 comprises the second support body 521 being fixed on substrate 31, be fixed on the 3rd guide rail 522 and 4 wheel driven actuation mechanism 523 on the second support body 521, be fixed on to activity the 3rd slide block 524 on the 3rd guide rail 522, be fixed on the 3rd locating piece 525 in 4 wheel driven actuation mechanism 523, be fixed on the first support body 526 on the 3rd slide block 524 and the 3rd locating piece 525, be fixed on the second guide rail 527 and the 3rd driving mechanism 529 on the first support body 526, be fixed on to activity the second slide block 528 on the second guide rail 527 and be fixed on the second locating piece 520 on the 3rd driving mechanism 529.Described the second guide rail 527 and the first guide rail 43 be arranged in parallel, and with the vertical setting of the 3rd guide rail 522.Described 4 wheel driven actuation mechanism 523 is in order to drive the first support body 526 to move up and down along the 3rd guide rail 522.Described the second locating rack 53 is fixed on the 3rd slide block 524 and the second locating piece 520, and can under the driving of the 3rd driving mechanism 529, move along the second guide rail 527.
Described the second locating rack 53 comprises the first location-plate 531 and the second location-plate 532 that are oppositely arranged along the second guide rail 527 bearing of trends, be fixed on the second driving mechanism 533 on the first location-plate 531 and be fixed on the second alignment pin 534 of the second driving mechanism 533 ends.Described the second also tapered setting of alignment pin 534 ends, and towards the second location-plate 532 direction projections.Described the second driving mechanism 533 can drive the second alignment pin 534 towards or move away from the second location-plate 532, thereby make the second alignment pin 534 penetrate or exit the second ear 803 from second ear 803 outsides of bucket 800, and then between the second alignment pin 534 and the second location-plate 532 that the second ear 803 is gripped.
By obtaining above, two the first alignment pins 472 that described bucket positioner 3 drives the first locating piece 46 to drive to be oppositely arranged by the first driving mechanism 44 mutually near or away from, thereby make two the first alignment pins 472 location of matching with two the first ears 802 that are oppositely arranged on bucket 800 respectively, thereby can locate accurately bucket 800; And described bucket positioner 3 is simple in structure, convenience is manufactured, cost is lower and easy to operate.In addition, described bucket positioner 3 is also provided with the second localization part 51, the first support body 526 in this second localization part 51 can move up and down along the 3rd guide rail 522 under the ordering about of 4 wheel driven actuation mechanism 523, the second locating rack 53 being fixed on the first support body 526 can move left and right along the second guide rail 527, thereby regulates the position of the second alignment pin 534 on the second locating rack 53 so that the second ear 803 on bucket 800 is positioned; As can be seen here, described bucket positioner 3 location of can be simultaneously matching with the first ear 802 on bucket 800 and the second ear 803, make described bucket positioner 3 in accurately locating bucket 800, also can effectively prevent bucket 800 on described bucket positioner 3 around the first ear 802 or second ear's 803 automatic rotations, more guarantee the accuracy that bucket 800 is welded.
Please refer to Fig. 9 to Figure 11 and in conjunction with shown in Fig. 1 to Fig. 8, the control device (not shown) that the bucket feed system 900 of the present invention that is provided with described bucket positioner 100 comprises described bucket positioner 100, a bucket 800 is transported to feeding trolley 600, the track 700 moving along predetermined direction for feeding trolley 600 on described bucket positioner 100 and controls bucket positioner 100 and feeding trolley 600 is worked.
Described feeding trolley 600 comprises dolly body 61, is movably fixed on dolly body 61 to place the rack 62 of bucket 800 and the elevating mechanism 63 that drives described rack 62 to move up and down.Described elevating mechanism 63 comprises line slideway 631, the lifting casing 632 matching with line slideway 631 being arranged on dolly body 61 and is fixed on the oil cylinder 633 on dolly body 61 and lifting casing 632.Described rack 62 is to be fixed on described lifting casing 632 tops, and can move along with the movement of lifting casing 632.
Bucket feed system 900 of the present invention in use, first, is delivered to described bucket positioner 100 sides by feeding trolley 600 by bucket 800; Secondly, feeding trolley 600 raises bucket 800 by elevating mechanism 63, between two the first locating racks 47 with the first ear 802 of making bucket 800 on bucket positioner 3, now start the first driving mechanism 44, make two the first locating racks 47 mutually close, until the first alignment pin 472 on the first locating rack 47 penetrates in the perforation 804 of the first ear 802, and firm with first ear's 802 fixings; Again, feeding trolley 600 moves down rack 62 by elevating mechanism 63, and meanwhile, bucket 800 rotates around the first alignment pin 472, thereby the second ear 803 is moved between the first location-plate 531 and the second location-plate 532 on the second locating rack 53; Then start the second driving mechanism 533, the second alignment pin 534 is moved towards the second location-plate 532, and then make the second alignment pin 534 penetrate the perforation 804 of the second ear 803 from the second ear 803 outsides, and by the second alignment pin 534 and the second location-plate 532, the second ear 803 is gripped; Finally, start the first drive motors 11, bucket 800 is moved upward to higher than feeding trolley 600 away from one end of bucket positioner 3, then feeding trolley 600 is exited, can complete thus the feeding of bucket 800.
In sum, bucket positioner 100 of the present invention is located bucket 800 accurately by the first driving mechanism 44 on bucket positioner 3 and the first alignment pin 472; And drive rotary body 21 and cantilever 22 to drive bucket 800 to rotate by the first drive motors 11, bucket 800 can be rotated to predetermined angular, form ship type weld seam when facilitating welding robot to weld bucket 800; In addition, in bucket feed system 900 of the present invention, carry out the conveying of bucket 800 by feeding trolley 600, cooperatively interact with the bucket positioner 3 on bucket positioner 100 by the elevating mechanism 63 of feeding trolley 600 simultaneously, thereby bucket 800 is fixed on bucket positioner 3 with direction and the position be scheduled to, and bucket 800 is being delivered to after bucket positioner 3, also can rotating that bucket 800 one end are raise by bucket positioner 100, and then facilitate exiting of feeding trolley 600.As can be seen here, bucket feed system 900 of the present invention can realize carries the automatic assembly line of bucket 800, so make that feeding is convenient, fast, safety and can effectively increasing work efficiency.
Be to be understood that, although this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Listed a series of detailed description is above only illustrating for feasibility embodiment of the present invention; they are not in order to limit the scope of the invention, all do not depart from the equivalent embodiment that skill spirit of the present invention does or change and all should be included in protection scope of the present invention within.
Claims (8)
1. a bucket positioner, it is characterized in that, described positioner comprises column, rotation is fixed on the rotary body of column one side, be fixed on the cantilever on rotary body, be fixed on the bucket positioner on cantilever and drive the first drive motors of rotary body rotation, described bucket positioner comprises substrate, be fixed on the first fixed mount on substrate, be fixed on the first driving mechanism on the first fixed mount, be fixed on the first driving mechanism and under the driving of the first driving mechanism mutually near or away from two the first locating pieces, two the first locating racks that fix with two described the first locating pieces respectively, several first slide blocks that are separately fixed at the first guide rail of the first fixed mount upper and lower sides and activity and are fixed on the first guide rail and fix with the first locating rack, described the first locating rack comprises the first alignment pin being oppositely arranged with the location of matching with the Liang Ge ear being oppositely arranged on bucket respectively, described in each, the first locating rack also comprises U-shaped in order to fixing described the first alignment pin, described U-shaped comprises at the first fixed head of upper and lower sides and the second fixed head between the first fixed head, described the first fixed head fixes with the first slide block of the first fixed mount upper and lower sides respectively, and described the first locating piece and described the first alignment pin are separately fixed at described the second fixed head both sides.
2. bucket positioner according to claim 1, it is characterized in that, described positioner also comprises and is fixed on substrate the second fixed mount of the first fixed mount below and is fixed on the second locating rack on the second fixed mount, and described the second locating rack comprises the first location-plate and the second location-plate that are oppositely arranged, the second alignment pin that is fixed on the second driving mechanism on the first location-plate and is fixed on the second driving mechanism end and arranges towards the second location-plate.
3. bucket positioner according to claim 2, it is characterized in that, described the second fixed mount comprises the first support body, be fixed on the second guide rail and the 3rd driving mechanism on the first support body, be fixed on the second slide block on the second guide rail to activity and be fixed on the second locating piece on the 3rd driving mechanism, described the second guide rail and the first guide rail parallel setting, described the second locating rack is fixed on described the second slide block and the second locating piece.
4. bucket positioner according to claim 3, it is characterized in that, described the second fixed mount also comprises the second support body of being fixed on substrate, be fixed on the 3rd guide rail and 4 wheel driven actuation mechanism on the second support body, be fixed on the 3rd slide block on the 3rd guide rail to activity and be fixed on the 3rd locating piece in 4 wheel driven actuation mechanism, described the first support body and the 3rd slide block and the 3rd locating piece fix and move along the 3rd guide rail under the ordering about of 4 wheel driven actuation mechanism, described the second guide rail and the perpendicular setting of the 3rd guide rail.
5. bucket positioner according to claim 1, is characterized in that, described bucket positioner also comprises the second drive motors that drives described bucket positioner to rotate on cantilever.
6. a bucket feed system, it is characterized in that, described bucket feed system comprises bucket positioner as described in any one in claim 1 to 4, a bucket is transported to as described in feeding trolley, the track moving along predetermined direction for feeding trolley on bucket positioner and the control device of controlling bucket positioner and feeding trolley work.
7. bucket feed system according to claim 6, is characterized in that, described feeding trolley comprises dolly body, is movably fixed on dolly body to place the rack of bucket and the elevating mechanism that drives described rack to move up and down.
8. bucket feed system according to claim 7, it is characterized in that, described elevating mechanism comprise line slideway, the lifting casing matching with line slideway being arranged on dolly body and be fixed on dolly body and lifting casing on oil cylinder, described rack is fixed on described lifting casing top, and moves along with the movement of lifting casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210113581.0A CN102672375B (en) | 2012-04-18 | 2012-04-18 | Bucket positioner and bucket delivery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210113581.0A CN102672375B (en) | 2012-04-18 | 2012-04-18 | Bucket positioner and bucket delivery system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102672375A CN102672375A (en) | 2012-09-19 |
| CN102672375B true CN102672375B (en) | 2014-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210113581.0A Active CN102672375B (en) | 2012-04-18 | 2012-04-18 | Bucket positioner and bucket delivery system |
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| CN (1) | CN102672375B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317289A (en) * | 2013-07-12 | 2013-09-25 | 苏州澳冠自动化设备有限公司 | Double-station welding robot |
| CN107052689A (en) * | 2017-05-29 | 2017-08-18 | 张家港富朗特重工有限公司 | Lower frame of excavator positioner |
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| CN201020607Y (en) * | 2007-04-29 | 2008-02-13 | 天津盛泰缘哲科技发展有限公司 | Highly effective bucket welding positioner system |
| CN201603973U (en) * | 2010-02-06 | 2010-10-13 | 山东众友工程机械有限公司 | Combined reversible deformation welding positioner of excavator turntable |
| CN101985196A (en) * | 2010-11-17 | 2011-03-16 | 龙工（上海）挖掘机制造有限公司 | Device for welding walking frame main body of excavator |
| CN201862949U (en) * | 2010-11-02 | 2011-06-15 | 龙工（上海）挖掘机制造有限公司 | Welding device for digger bucket |
| CN202491027U (en) * | 2012-04-18 | 2012-10-17 | 昆山华恒焊接股份有限公司 | Excavating bucket positioning machine and excavating feeding system |
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| JPH0710872Y2 (en) * | 1990-02-07 | 1995-03-15 | 新キャタピラー三菱株式会社 | Holding device for welding positioner |
| JP5260028B2 (en) * | 2007-10-31 | 2013-08-14 | 株式会社ラインワークス | Work mounting method on work mounting device, work removing method from work mounting device, work holding device for work mounting device, work support for work mounting device, and work mounting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201020607Y (en) * | 2007-04-29 | 2008-02-13 | 天津盛泰缘哲科技发展有限公司 | Highly effective bucket welding positioner system |
| CN201603973U (en) * | 2010-02-06 | 2010-10-13 | 山东众友工程机械有限公司 | Combined reversible deformation welding positioner of excavator turntable |
| CN201862949U (en) * | 2010-11-02 | 2011-06-15 | 龙工（上海）挖掘机制造有限公司 | Welding device for digger bucket |
| CN101985196A (en) * | 2010-11-17 | 2011-03-16 | 龙工（上海）挖掘机制造有限公司 | Device for welding walking frame main body of excavator |
| CN202491027U (en) * | 2012-04-18 | 2012-10-17 | 昆山华恒焊接股份有限公司 | Excavating bucket positioning machine and excavating feeding system |
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| CN102672375A (en) | 2012-09-19 |
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