CN111421283A - Turnover type welding clamp for bucket rod of hydraulic excavator - Google Patents
Turnover type welding clamp for bucket rod of hydraulic excavator Download PDFInfo
- Publication number
- CN111421283A CN111421283A CN202010387013.4A CN202010387013A CN111421283A CN 111421283 A CN111421283 A CN 111421283A CN 202010387013 A CN202010387013 A CN 202010387013A CN 111421283 A CN111421283 A CN 111421283A
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- positioning
- bucket rod
- shaft
- seat
- hydraulic excavator
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- 238000003466 welding Methods 0.000 title claims abstract description 46
- 230000007306 turnover Effects 0.000 title claims abstract description 22
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shovels (AREA)
Abstract
The invention discloses a turnover type welding fixture for a bucket rod of a hydraulic excavator, belongs to the field of welding of bucket rods of excavators, and solves the problems that welding seams cannot be observed and welding quality is low due to traditional horizontal clamping. The fixture comprises two supporting seats, wherein a rotating device is arranged between the two supporting seats, positioning seats are arranged on two sides of the rotating device, three first positioning assemblies used for positioning three cylinders of the bucket rod are arranged at two ends of each positioning seat, a second positioning assembly used for positioning a U-shaped plate of the bucket rod is arranged in the middle of each positioning seat, and a third positioning assembly used for positioning a cover plate of the bucket rod is arranged on the positioning seat on one side of the second positioning assembly. The bucket rod turnover type welding fixture for the hydraulic excavator adopts a turnover type clamping mode, so that the matching relation among all parts is convenient to observe, and the welding quality of a product is effectively ensured.
Description
Technical Field
The invention relates to the field of excavator bucket rod welding molds, in particular to a turnover type welding clamp for a bucket rod of a hydraulic excavator.
Background
In the process of manufacturing the bucket rod of the excavator, a horizontal type assembling and welding process is mostly adopted for welding the bucket rod at present, specifically, a U-shaped plate and a cover plate of the bucket rod are positioned by utilizing a step block, and in the horizontal type clamping mode, a gap between the U-shaped plate and the cover plate facing one side of the bottom surface of a clamp cannot be observed, so that welding errors are easily caused; in addition, because the bucket rod is in a horizontal state, a welding seam of the bucket rod facing to the bottom surface of the clamp is difficult to weld, spot welding needs to be performed after the bucket rod is demoulded, and the bucket rod is firm, but because the demoulded bucket rod has no positioning constraint, size deviation is easily caused during secondary spot welding, and the problem of product quality is caused.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a turnover type welding fixture for a bucket rod of a hydraulic excavator, which adopts a turnover type clamping mode, is convenient for observing the matching relation among parts, and effectively ensures the welding quality of products.
The technical scheme of the invention is as follows: the utility model provides a convertible dress of hydraulic excavator bucket rod welds anchor clamps, includes two supporting seats, two the supporting seat between be equipped with rotary device, the rotary device both sides all be equipped with the positioning seat, the positioning seat both ends be equipped with the three first locating component who is used for fixing a position the three drum of bucket rod, positioning seat middle part be equipped with the second locating component who is used for fixing a position the U template of bucket rod, be equipped with the third locating component who is used for fixing a position the apron of bucket rod on the positioning seat of second locating component one side.
As a further improvement, the rotating device comprises a rotating shaft, a turntable, connecting plates and a supporting assembly, the rotating shaft is connected with the supporting seat through a bearing, the turntable is installed at one end of the rotating shaft, the connecting plates are installed at the other end of the rotating shaft, and the supporting assembly is installed between the two connecting plates.
Furthermore, the supporting assembly comprises a bottom beam and a bottom plate, the bottom beam is connected with the connecting plate, the bottom plate is installed at the top of the bottom beam, and the positioning seats are installed on two sides of the bottom plate.
Furthermore, the rotating shaft is provided with a plurality of pin holes which are uniformly distributed, one side of the supporting seat is provided with a limiting seat, and the limiting seat is provided with a limiting hole corresponding to the pin holes in position.
Furthermore, the first positioning assembly comprises a first conical shaft and a quick clamp, the first conical shaft is movably inserted into the two positioning seats, the quick clamp is installed on the outer sides of the positioning seats, and the telescopic end of the quick clamp is connected with one end of the first conical shaft.
Furthermore, the second positioning assembly comprises supporting blocks, flat head shafts and quick clamps, the supporting blocks are installed on the rotating device in pairs, the flat head shafts are movably inserted into the two positioning seats, the quick clamps are installed on the outer sides of the positioning seats, and the telescopic ends of the quick clamps are connected with one ends of the flat head shafts.
Furthermore, the third positioning assembly comprises a step shaft, a positioning block and a quick clamp, the step shaft is movably inserted into one of the positioning seats, the quick clamp is installed on the outer side of the positioning seat, the telescopic end of the quick clamp is connected with one end of the step shaft, and the positioning block is fixed on the other positioning seat corresponding to the step shaft.
Furthermore, a fourth positioning assembly used for positioning an ear plate of the bucket rod is further arranged on the positioning seat on the other side of the second positioning assembly, the fourth positioning assembly comprises a second conical shaft and a quick clamp, the second conical shaft is movably inserted into the two positioning seats, the quick clamp is installed on the outer side of the positioning seat, and the telescopic end of the quick clamp is connected with one end of the second conical shaft.
Furthermore, a movable limiting column is arranged between two second conical shafts corresponding to the two positioning seats, and a limiting block connected with a rotating device is arranged between the other two second conical shafts corresponding to the two positioning seats.
Advantageous effects
Compared with the prior art, the invention has the following advantages:
1. according to the turnover type assembling and welding fixture for the bucket rod of the hydraulic excavator, the three cylinders of the bucket rod are positioned by the first positioning assembly, the U-shaped plate of the bucket rod is positioned by the second positioning assembly, the cover plate of the bucket rod is positioned by the third positioning assembly, so that the bucket rod is in a vertical state during welding, and the positioning assemblies and the bucket rod are driven to turn over by matching with the rotating device, so that the matching relation among parts can be observed conveniently, welding seams among the parts can be welded by workers, the welding quality of products can be effectively guaranteed, and the product quality can be improved.
2. The bucket rod turnover type welding fixture for the hydraulic excavator further integrates welding and clamping of the lug plate of the bucket rod, and the lug plate is quickly positioned on the cover plate through the fourth positioning assembly consisting of the second conical shaft and the quick clamp, so that all parts of the bucket rod can be completely welded on one fixture, multiple clamping is not needed, the welding quality of the bucket rod is further guaranteed, the working efficiency is improved, and the labor intensity is reduced.
Drawings
FIG. 1 is a schematic perspective view of a prior art dipper;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic view of a partial three-dimensional structure of one side of the supporting base according to the present invention;
fig. 5 is a schematic perspective view of the present invention.
Wherein: the device comprises a supporting seat 1, a supporting seat 2, a positioning seat 3, a rotating shaft 3, a rotating disc 4, a connecting plate 5, a bottom beam 6, a bottom plate 7, a pin hole 8, a limiting seat 9, a limiting hole 10, a first conical shaft 11, a quick clamp 12, a supporting block 13, a flat head shaft 14, a step shaft 15, a positioning block 16, a second conical shaft 17, a limiting column 18, a limiting block 19, a fixing plate 20, a cylinder a, a U-shaped plate b, a cover plate c and an ear plate d.
Detailed Description
The invention will be further described with reference to specific embodiments shown in the drawings.
Referring to fig. 1-5, the bucket rod turnover type welding fixture of the hydraulic excavator comprises two supporting seats 1, wherein the two supporting seats 1 are symmetrically arranged, a rotating device is arranged between the two supporting seats 1 and is used for supporting and rotating the bucket rod, positioning seats 2 are arranged on the two sides of the rotating device, the positioning seats 2 are symmetrically arranged, a gap formed between the two positioning seats 2 forms a placing groove for placing the bucket rod, parts corresponding to the bucket rod and the welded bucket rod can freely pass in and out of the placing groove, two ends of the positioning seat 2 are provided with three first positioning components for positioning three cylinders a of the bucket rod, specifically, one end of the positioning seat 2 is provided with two first positioning components, the other end is provided with one first positioning component, a second positioning component for positioning the U-shaped plate b of the bucket rod is arranged in the middle of the positioning seat 2, and a third positioning component for positioning a cover plate c of the bucket rod is arranged on the positioning seat 2 on one side of the second positioning component.
Specifically, the rotating device comprises a rotating shaft 3, a rotating disc 4, connecting plates 5 and a supporting assembly, wherein the rotating shaft 3, the rotating disc 4 and the connecting plates 5 are all arranged in pairs, the rotating shaft 3 is connected with a supporting seat 1 through a bearing, so that the rotating shaft 3 can rotate relative to the supporting seat 1, the rotating disc 4 is installed at one end of the rotating shaft 3, the connecting plates 5 are installed at the other end of the rotating shaft 3, the connecting plates 5 are triangular plates, the top ends of the connecting plates are connected with the rotating shaft 3, and the supporting assembly is installed between the bottom ends of the two connecting plates 5. the supporting assembly comprises a bottom beam 6 and a bottom plate 7, wherein the bottom beam 6 is arranged in pairs, and the bottom beam 6 is connected with the connecting plates 5, the bottom plate 7 is installed at the top of the bottom beam 6, the positioning seats 2 are installed at two sides of the bottom plate 7, the rotating disc 4 is rotated by driving the connecting plates 5 to rotate through the rotating shaft 3, thereby driving the supporting assembly to rotate, and further driving the bucket rod to rotate, the purpose of overturning the bucket rod is achieved.
Further, a plurality of pin holes 8 evenly distributed are formed in the rotating shaft 3, the pin holes 8 penetrate through the rotating shaft 3, a limiting seat 9 is arranged on one side of the supporting seat 1, the limiting seat 9 is fixed on the supporting seat 1 under the rotating shaft 3, a limiting hole 10 corresponding to the pin hole 8 in position is formed in the limiting seat 9, after the turntable 4 rotates for a certain angle, the pin holes 8 and the limiting hole 10 are inserted through bolts, the turntable 4 can be locked, and the bucket rod is locked at a specified angle.
Specifically, first locating component includes first conical shaft 11 and active grab 12, wherein, first conical shaft 11, active grab 12 total 6, they symmetric distribution is on two positioning seats 2, its first conical shaft 11 activity is pegged graft on two positioning seats 2, active grab 12 installs in the outside of positioning seat 2, and the flexible end of active grab 12 is connected with the one end of first conical shaft 11, drive first conical shaft 11 through active grab 12 and remove, and insert in the drum a of dipper, reach the purpose of location drum a, the location of its conical shaft is pressed from both sides tightly, compare traditional withdrawal type location, can ensure the symmetry of part and the straightness that hangs down in vacancy.
Specifically, the second locating component includes supporting shoe 13, flat head axle 14 and quick-operation clamp 12, wherein, flat head axle 14 and quick-operation clamp 12 are total 2, supporting shoe 13 installs on rotary device in pairs, every supporting shoe 13 all passes through bolt fastening at rotary device's bottom plate 7 both ends, play the effect of supporting U template b, flat head axle 14 activity is pegged graft on two positioning seats 2, quick-operation clamp 12 installs the outside at positioning seat 2, and the flexible end of quick-operation clamp 12 is connected with flat head axle 14's one end, after U template b placed on two supporting shoes 13, drive flat head axle 14 through quick-operation clamp 12 and remove, and press from both sides U template b tightly.
Specifically, the third positioning assembly comprises a step shaft 15, a positioning block 16 and a quick clamp 12, wherein the step shaft 15 is movably inserted into one of the positioning seats 2, the quick clamp 12 is installed on the outer side of the positioning seat 2, the telescopic end of the quick clamp 12 is connected with one end of the step shaft 15, a shaft shoulder is arranged on the upper portion of the positioning block 16, the positioning block 16 is fixed on the other positioning seat 2 corresponding to the step shaft 15, namely, the step shaft 15 corresponds to the positioning block 16, after the cover plate c is placed on the U-shaped plate b, the step shaft 15 is driven to move through the quick clamp 12, so that the end face of the step shaft 15 and the lower portion of the positioning block 16 are in contact with the side face of the U-shaped plate b, the shaft shoulder of the step shaft 15 and the upper portion of the positioning block 16 are in contact with the side.
Specifically, a fourth positioning assembly for positioning the lug plate d of the bucket rod is further arranged on the positioning seat 2 on the other side of the second positioning assembly, the fourth positioning assembly comprises a second conical shaft 17 and a quick clamp 12, wherein the number of the second conical shaft 17 and the number of the quick clamp 12 are 4, the fourth positioning assembly and the quick clamp are symmetrically distributed on the two positioning seats 2, the second conical shaft 17 is movably inserted into the two positioning seats 2, the quick clamp 12 is installed on the outer side of the positioning seat 2, the telescopic end of the quick clamp 12 is connected with one end of the second conical shaft 17, the second conical shaft 17 is driven to move through the quick clamp 12 and is inserted into the lug hole of the lug plate d of the bucket rod, the purpose of positioning the lug plate d is achieved, the conical shaft is positioned and clamped, and compared with the traditional drawing shaft type positioning, the degree of symmetry of a part and the perpe.
Preferably, a movable limiting column 18 is arranged between two of the second conical shafts 17 corresponding to the two positioning seats 2, a limiting block 19 connected with the rotating device is arranged between the other two second conical shafts 17 corresponding to the two positioning seats 2, when the lug plate d is placed, the two side plates at one end of the lug plate d are sleeved in the limiting block 19 to guide the lug plate d, then the limiting column 18 is placed between the two side plates at the other end of the lug plate d, and the second conical shafts 17 are inserted to prevent the lug plate d from deforming.
The quick clamp 12 in this embodiment is a push-pull type clamp, and for the existing product, the quick clamp 12 is connected with the positioning seat 2 through the fixing plate 20, and the quick clamp 12 is used for clamping and loosening operation, so that the working efficiency is improved, and the labor intensity is reduced. And the parts that the anchor clamps in this embodiment correspond all adopt the bolt to connect, help subsequent dismouting to maintain.
When the turnover welding fixture for the bucket rod of the hydraulic excavator is used, the U-shaped plate b is firstly placed into a placing groove formed by the two positioning seats 2, the U-shaped plate b is supported by the supporting block 13 and clamped by the flat shaft 14, the three cylinders a of the bucket rod are respectively placed into the corresponding mounting positions of the U-shaped plate b and clamped by the first conical shaft 11, and at the moment, a welding seam between the cylinders a and the inner side of the U-shaped plate b can be welded; then, the cover plate c is placed at the top of the U-shaped plate b and is clamped tightly by using the step shaft 15 and the positioning block 16, and at the moment, a welding seam between the cover plate c and the U-shaped plate b can be welded; then, loosening the flat head shaft 14 and a first conical shaft 11 adjacent to the flat head shaft, sleeving the lug plate d into the two sides of the U-shaped plate b along the limiting block 19, inserting the limiting column 18 between the two side plates of the lug plate d, resetting the platform flat head shaft 14 and the first conical shaft 11 adjacent to the platform flat head shaft, clamping the lower part of the lug plate d, clamping the upper part of the lug plate d by using the second conical shaft 17, and welding seams among the lug plate d, the U-shaped plate b and the cover plate c; and finally, all the quick clamps 12 are loosened, and the bucket rod can be lifted out of the clamp. During, the accessible rotates carousel 4 and drives the dipper and rotate certain angle to utilize the bolt to be connected rotation axis 3 and spacing seat 9, and lock the dipper at appointed angle, so that observe the welding seam of each part, and carry out the welding.
According to the turnover type assembling and welding fixture for the bucket rod of the hydraulic excavator, the three cylinders of the bucket rod are positioned by the first positioning assembly, the U-shaped plate of the bucket rod is positioned by the second positioning assembly, the cover plate of the bucket rod is positioned by the third positioning assembly, so that the bucket rod is in a vertical state during welding, and the positioning assemblies and the bucket rod are driven to turn over by matching with the rotating device, so that the matching relation among parts can be observed conveniently, welding seams among the parts can be welded by workers, the welding quality of products can be effectively guaranteed, and the product quality can be improved; meanwhile, the clamp is integrated with the welding and clamping of the lug plate of the bucket rod, the lug plate is quickly positioned on the cover plate through the fourth positioning assembly consisting of the second conical shaft and the quick clamp, all parts of the bucket rod can be welded on the clamp without multiple clamping, the welding quality of the bucket rod is further guaranteed, the working efficiency is improved, and the labor intensity is reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various changes and modifications without departing from the structure of the invention, which will not affect the effect of the invention and the practicability of the patent.
Claims (9)
1. The utility model provides a convertible dress of hydraulic excavator bucket rod welds anchor clamps, a serial communication port, including two supporting seats (1), two supporting seat (1) between be equipped with rotary device, the rotary device both sides all be equipped with positioning seat (2), positioning seat (2) both ends be equipped with the three first locating component who is used for fixing a position three drum (a) of bucket rod, positioning seat (2) middle part be equipped with the second locating component who is used for fixing a position U template (b) of bucket rod, be equipped with the third locating component who is used for fixing a position apron (c) of bucket rod on positioning seat (2) of second locating component one side.
2. The turnover welding fixture of the bucket rod of the hydraulic excavator is characterized in that the rotating device comprises a rotating shaft (3), a turntable (4), a connecting plate (5) and a supporting component, the rotating shaft (3) is connected with the supporting seat (1) through a bearing, the turntable (4) is installed at one end of the rotating shaft (3), the connecting plate (5) is installed at the other end of the rotating shaft (3), and the supporting component is installed between the two connecting plates (5).
3. The turnover welding fixture for the bucket rod of the hydraulic excavator is characterized in that the supporting assembly comprises a bottom beam (6) and a bottom plate (7), the bottom beam (6) is connected with the connecting plate (5), the bottom plate (7) is installed at the top of the bottom beam (6), and the positioning seats (2) are installed on two sides of the bottom plate (7).
4. The turnover type welding fixture for the bucket rod of the hydraulic excavator according to claim 2 is characterized in that a plurality of pin holes (8) which are uniformly distributed are formed in the rotating shaft (3), a limiting seat (9) is arranged on one side of the supporting seat (1), and a limiting hole (10) corresponding to the pin hole (8) in position is formed in the limiting seat (9).
5. The turnover type welding fixture for the bucket rod of the hydraulic excavator is characterized in that the first positioning assembly comprises a first conical shaft (11) and a quick clamp (12), the first conical shaft (11) is movably inserted into the two positioning seats (2), the quick clamp (12) is installed on the outer sides of the positioning seats (2), and the telescopic end of the quick clamp (12) is connected with one end of the first conical shaft (11).
6. The flip-type welding fixture for the bucket rod of the hydraulic excavator is characterized in that the second positioning assembly comprises supporting blocks (13), a flat head shaft (14) and quick clamps (12), the supporting blocks (13) are installed on a rotating device in pairs, the flat head shaft (14) is movably inserted into the two positioning seats (2), the quick clamps (12) are installed on the outer sides of the positioning seats (2), and the telescopic ends of the quick clamps (12) are connected with one ends of the flat head shaft (14).
7. The turnover type welding fixture for the bucket rod of the hydraulic excavator according to claim 1, wherein the third positioning assembly comprises a step shaft (15), a positioning block (16) and a quick clamp (12), the step shaft (15) is movably inserted into one positioning seat (2), the quick clamp (12) is installed on the outer side of the positioning seat (2), the telescopic end of the quick clamp (12) is connected with one end of the step shaft (15), and the positioning block (16) is fixed on the other positioning seat (2) corresponding to the step shaft (15).
8. The turnover type welding fixture for the bucket rod of the hydraulic excavator according to any one of claims 1 to 7, wherein a fourth positioning component for positioning an ear plate (d) of the bucket rod is further arranged on the positioning seat (2) on the other side of the second positioning component, the fourth positioning component comprises a second conical shaft (17) and a quick clamp (12), the second conical shaft (17) is movably inserted into the two positioning seats (2), the quick clamp (12) is installed on the outer side of the positioning seat (2), and the telescopic end of the quick clamp (12) is connected with one end of the second conical shaft (17).
9. The turnover type welding fixture for the bucket rod of the hydraulic excavator as claimed in claim 8, wherein a movable limiting column (18) is arranged between two of the second conical shafts (17) corresponding to the two positioning seats (2), and a limiting block (19) connected with a rotating device is arranged between the other two second conical shafts (17) corresponding to the two positioning seats (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010387013.4A CN111421283A (en) | 2020-05-09 | 2020-05-09 | Turnover type welding clamp for bucket rod of hydraulic excavator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010387013.4A CN111421283A (en) | 2020-05-09 | 2020-05-09 | Turnover type welding clamp for bucket rod of hydraulic excavator |
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CN111421283A true CN111421283A (en) | 2020-07-17 |
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CN202010387013.4A Pending CN111421283A (en) | 2020-05-09 | 2020-05-09 | Turnover type welding clamp for bucket rod of hydraulic excavator |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114833743A (en) * | 2022-04-26 | 2022-08-02 | 南京合信自动化有限公司 | Bottom plate assembly turnover mechanism |
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CN201483198U (en) * | 2009-07-31 | 2010-05-26 | 广西玉柴重工有限公司 | Bucket rod welding die for hydraulic excavator |
CN201685061U (en) * | 2010-05-25 | 2010-12-29 | 中外合资沃得重工(中国)有限公司 | Excavator bucket stick tailored-welding tooling |
CN202527879U (en) * | 2012-03-28 | 2012-11-14 | 苏州澳克机械有限公司 | Dipper stick welding tooling of excavator |
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CN106181186A (en) * | 2016-08-25 | 2016-12-07 | 安徽昌永得机械有限公司 | Be suitable to the joint welding frock of excavator boom |
CN106216914A (en) * | 2016-08-25 | 2016-12-14 | 安徽昌永得机械有限公司 | Be suitable to the joint welding frock of excavator boom otic placode |
CN212264998U (en) * | 2020-05-09 | 2021-01-01 | 广西玉柴重工有限公司 | Turnover type welding clamp for bucket rod of hydraulic excavator |
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2020
- 2020-05-09 CN CN202010387013.4A patent/CN111421283A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201483198U (en) * | 2009-07-31 | 2010-05-26 | 广西玉柴重工有限公司 | Bucket rod welding die for hydraulic excavator |
CN201685061U (en) * | 2010-05-25 | 2010-12-29 | 中外合资沃得重工(中国)有限公司 | Excavator bucket stick tailored-welding tooling |
CN202527879U (en) * | 2012-03-28 | 2012-11-14 | 苏州澳克机械有限公司 | Dipper stick welding tooling of excavator |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN114833743A (en) * | 2022-04-26 | 2022-08-02 | 南京合信自动化有限公司 | Bottom plate assembly turnover mechanism |
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