CN113146131B - Welding device for rear frame of engineering mechanical vehicle and operation method - Google Patents
Welding device for rear frame of engineering mechanical vehicle and operation method Download PDFInfo
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- CN113146131B CN113146131B CN202110546160.6A CN202110546160A CN113146131B CN 113146131 B CN113146131 B CN 113146131B CN 202110546160 A CN202110546160 A CN 202110546160A CN 113146131 B CN113146131 B CN 113146131B
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- 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
- B23K37/0461—Welding tables
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The application relates to the technical field of welding equipment, in particular to a welding device for a rear frame of an engineering mechanical vehicle and an operation method. This application has the welding efficiency who improves the frame, shortens the long effect of welding.
Description
Technical Field
The application relates to the technical field of welding equipment, in particular to a welding device for a rear frame of an engineering mechanical vehicle and an operation method.
Background
A frame, such as a forklift, is generally mounted on a construction machine vehicle. And the frame is usually made by welding a plurality of plate bodies.
In the production process of the frame, a sequential welding mode is usually adopted, namely, the first plate is welded on the second plate, the second plate is welded on the third plate, and the like until the welding of all the plate bodies is completed, so that the frame is manufactured.
However, in the above related art, the overall manufacturing efficiency of such a welding method is low.
Disclosure of Invention
In order to improve the welding efficiency of the frame and shorten the welding time, the application provides a welding device and an operation method for a rear frame of an engineering machinery vehicle.
First aspect, the application provides a frame welding set behind engineering machine tool vehicle adopts following technical scheme: the welding platform is provided with a first clamping mechanism for locking a first main board, and the welding platform is provided with a second clamping mechanism for locking a second main board;
the first main board comprises a first board, a second board, a third board, a fourth board, a fifth board, a sixth board and a seventh board;
the first clamping mechanism comprises a first clamping assembly for locking the plate I, a second clamping assembly for locking the plate II, a third clamping assembly for locking the plate III, a fourth clamping assembly for locking the plate IV, a fifth clamping assembly for locking the plate V, a sixth clamping assembly for locking the plate six and a seventh clamping assembly for locking the plate seventh;
when the first plate, the second plate, the third plate, the fourth plate, the fifth plate, the sixth plate and the seventh plate are locked on the welding platform: the plate seven is horizontally locked on the welding platform, the plate six, the plate three, the plate four and the plate two are locked on the welding platform along the vertical direction, the plate seven, the plate six, the plate three, the plate four and the plate two enclose a square space together, the plate one is tightly attached to the top edge of the plate three and is arranged on the periphery of the square space, and the plate five is tightly attached to the top edge of the plate four and is arranged on the periphery of the square space.
By adopting the technical scheme, the first board, the second board, the third board, the fourth board, the fifth board, the sixth board and the seventh board are all arranged on the welding platform, all the board bodies are locked at preset positions, so that the first board, the second board, the third board, the fourth board, the fifth board, the sixth board and the seventh board can be directly welded, the first main board is formed, and then the second main board is locked on the welding platform, so that the second main board and the first main board can be conveniently welded; above-mentioned whole process need not the limit and welds the limit adjustment, reduces the cross work between welding and the equipment to improve holistic welding efficiency.
Preferably, the second clamping assembly and the sixth clamping assembly are arranged on the welding platform in a sliding mode, a first driving assembly used for driving the second clamping assembly to slide is arranged on the welding platform, and a second driving assembly used for driving the sixth clamping assembly to slide is arranged on the welding platform.
By adopting the technical scheme, the second clamping assembly and the sixth clamping assembly are arranged on the welding platform in a sliding manner, so that the locking positions of the second plate and the sixth plate can be conveniently and quickly adjusted, the second plate and the sixth plate can be moved to the positions tightly attached to other plate bodies, and the subsequent welding process is facilitated.
Preferably, first centre gripping subassembly is including setting firmly the first body frame on welding platform, establishing at first body frame top and along the first round pin axle that vertical direction set up and establishing and be used for the first locking part that makes board one locking on first body frame of downward pressure strip on first body frame.
By adopting the technical scheme, the first pin shaft limits the movement of the first plate, so that the situation that the first plate moves when being locked is reduced; the first locking component enables the first plate to be pressed on the first main frame so as to achieve position locking of the first plate.
Preferably, the second clamping component comprises a second main frame which is arranged on the welding platform in a sliding mode, a limiting component which is arranged on the second main frame and used for limiting the second plate, and a second locking component which is arranged on the second main frame and used for tightly pressing the second plate on the second main frame to enable the second plate to be locked on the second main frame.
By adopting the technical scheme, the position of the second plate is limited by the limiting component so as to reduce the situation that the second plate moves when being locked; the second locking component enables the second plate to be pressed on the second main frame, and the locking effect of the second plate is achieved.
Preferably, the third clamping assembly comprises a plurality of third pin shafts arranged on the first main frame and used for limiting the third plate, and a first pushing part used for sliding and pushing the third plate to abut against the second plate is further arranged on the first main frame.
By adopting the technical scheme, the third plates are limited by the third pin shafts, so that the situation that the third plates move is reduced; the first pushing component pushes the third plate under the limiting condition, so that the third plate is tightly abutted against one side of the second plate, the gap between the third plate and the second plate is reduced, and subsequent welding is facilitated.
Preferably, the fourth clamping component comprises a third main frame fixedly arranged on the welding platform and a plurality of fourth pin shafts arranged on the third main frame and used for limiting the fourth plate, and a second pushing component used for sliding and pushing the fourth plate to abut against the second plate is further arranged on the third main frame.
By adopting the technical scheme, the fourth pin shafts limit the fourth plate, so that the situation that the fourth plate moves is reduced; the second pushing component pushes the plate four under the limiting condition, so that the plate four is tightly abutted against one side of the plate two, the gap between the plate four and the plate two is reduced, and subsequent welding is facilitated.
Preferably, the fifth clamping assembly comprises a fifth pin shaft arranged at the top end of the third main frame and arranged along the vertical direction and a third locking component arranged on the third main frame and used for downwards pressing the plate five to lock the plate five on the third main frame.
By adopting the technical scheme, the fifth pin shaft limits the movement of the fifth plate, so that the situation that the fifth plate moves when being locked is reduced; the third locking member presses the plate five against the third main frame to achieve position locking of the plate five.
Preferably, the sixth clamping assembly comprises a fourth main frame, a plurality of sixth pin shafts and a fourth locking component, wherein the fourth main frame is arranged on the welding platform in a sliding mode, the sixth pin shafts are arranged on the fourth main frame and used for limiting the plate six, and the fourth locking component is arranged on the fourth main frame and used for pressing the plate six onto the fourth main frame to lock the plate six onto the fourth main frame.
By adopting the technical scheme, the sixth pin shaft limits the position of the sixth plate so as to reduce the situation that the sixth plate moves when being locked; the fourth locking member presses the plate six against the fourth main frame, thereby achieving the locking action of the plate six.
Preferably, the seventh clamping assembly comprises a plurality of seventh hinge pins arranged on the top wall of the welding platform and a fifth locking component arranged on the welding platform and used for tightly pressing the plate seventh on the welding platform to lock the plate seventh on the welding platform, the second clamping mechanism is arranged on the welding platform in a sliding manner, and the second clamping mechanism comprises a fifth main frame arranged on the welding platform in a sliding manner, a plurality of eighth hinge pins arranged on the fifth main frame and a third pushing component arranged on the fifth main frame and used for pushing the second main plate in a sliding manner to abut against the plate sixth.
By adopting the technical scheme, the seventh pin shaft limits the position of the seventh plate so as to reduce the situation that the seventh plate moves when being locked; the fifth locking component enables the seventh plate to be tightly pressed on the welding platform, and the locking effect of the seventh plate is achieved; the fifth main frame is arranged in a sliding mode, so that the position of the second main board can be adjusted conveniently, the gap between the second main board and the fifth main board is reduced, and subsequent welding is facilitated; the eighth pin shaft limits the position of the second main board so as to reduce the situation that the second main board moves when being locked; the third pushing component pushes the second main board under the limiting condition, so that the second main board is tightly abutted to one side of the sixth board, the gap between the second main board and the sixth board is reduced, and subsequent welding is facilitated.
In a second aspect, the application provides an operating method of an engineering machinery vehicle rear frame welding device, which adopts the following technical scheme:
the distance between the fourth main frame and the second main frame is pulled to the maximum distance;
mounting the plate six on a fourth main frame through a sixth pin shaft, and locking the plate six on the fourth main frame through a fourth locking part;
mounting the plate seventh on the welding platform through a seventh pin shaft, and locking the plate seventh on the welding platform through a fifth locking part;
mounting the plate tee on the first main frame through a third pin shaft;
mounting the plate cross on a third main frame through a fourth pin shaft;
sliding the fourth main frame to enable the side wall of the plate six to be tightly attached to one side of the plate three and one side of the plate four, and simultaneously enabling the plate six to move to the position above the plate seven, and enabling the bottom wall of the plate six to be tightly attached to the plate seven;
a positioning plate is horizontally arranged on two sixth pin shafts of the fourth main frame;
the first pushing part pushes the third pushing plate to tightly abut against one side of the positioning plate, and the second pushing part pushes the fourth pushing plate to tightly abut against the other side of the positioning plate;
mounting the plate II on a second main frame through a limiting assembly, and locking the plate II on the second main frame through a second locking part;
sliding the second main frame to enable the second plate to slide between the third plate and the fourth plate, wherein two sides of the second plate are in clearance fit with the third plate and the fourth plate;
the first plate is arranged on a first main frame through a first pin shaft and is locked on the first main frame through a first locking part;
mounting the plate V on a third main frame through a fifth pin shaft, and locking the plate V on the third main frame through a third locking part;
mounting the second main board on a fifth main frame through an eighth pin shaft, and adjusting the position of the fifth main frame in a sliding manner to enable the side edge of the second main board to be tightly attached to the fifth main frame;
pushing the second main board to tightly abut against one side of the board six through the third pushing component, and enabling the bottom wall of the second main board to be in clearance fit with the board seven so as to finish the assembly and fixation of the board one, the board two, the board three, the board four, the board five, the board six and the board seven;
spot welding the gaps among the first plate, the second plate, the third plate, the fourth plate, the fifth plate, the sixth plate and the seventh plate, and spot welding the second main plate with the gaps among the fifth plate, the sixth plate and the seventh plate to finish fixing;
and (3) completely welding all gaps among the first plate, the second plate, the third plate, the fourth plate, the fifth plate, the sixth plate, the seventh plate and the second main plate, and finally finishing the manufacture of the frame.
In summary, the present application includes at least one of the following beneficial technical effects:
1. all the plate bodies are locked at preset positions to form a first main plate, and then a second main plate is locked on the welding platform, so that the second main plate and the first main plate can be welded conveniently, the whole process does not need to be adjusted while welding, the cross work between welding and assembling is reduced, and the whole welding efficiency is improved;
2. the second clamping assembly and the sixth clamping assembly are arranged on the welding platform in a sliding mode, so that the locking positions of the second plate and the sixth plate can be adjusted conveniently and quickly, the second plate and the sixth plate can be moved to positions tightly attached to other plate bodies, and subsequent welding procedures can be facilitated;
3. the fifth main frame that slides and set up is convenient for adjust the position of second mainboard, reduces the gap between second mainboard and the board five, makes things convenient for subsequent welding.
Drawings
FIG. 1 is a schematic structural view of a vehicle frame of the related art;
FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 3 is a schematic view of another embodiment of the present application;
FIG. 4 is a schematic view of another embodiment of the present application;
fig. 5 is a schematic view of another overall structure of the present application.
Description of reference numerals: 1. a first main board; 2. a second main board; 3. a first plate; 4. a second plate; 5. a third plate; 6. a fourth plate; 7. a fifth plate; 8. a sixth plate; 9. a seventh plate; 10. welding a platform; 11. a first clamping mechanism; 12. a second clamping mechanism; 13. a first clamping assembly; 14. a second clamping assembly; 15. a third clamping assembly; 16. a fourth clamping assembly; 17. a fifth clamping assembly; 18. a sixth clamping assembly; 19. a seventh clamping assembly; 20. a first main frame; 21. a first pin shaft; 22. a first locking member; 23. a second main frame; 24. a limiting component; 25. a second locking member; 26. a first drive assembly; 27. a third pin shaft; 28. a first urging member; 29. a third main frame; 30. a fourth pin shaft; 31. a second urging member; 32. a fifth pin shaft; 33. a third locking member; 34. a fourth main frame; 35. a sixth pin shaft; 36. a fourth locking member; 37. a second drive assembly; 38. positioning a plate; 39. a seventh pin shaft; 40. a fifth locking member; 41. a fifth main frame; 42. an eighth pin shaft; 43. a third urging member; 44. and a third drive assembly.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
In the related art, a vehicle frame to be manufactured is shown in fig. 1, and the vehicle frame comprises a first main plate 1 and a second main plate 2, wherein the first main plate 1 comprises a first plate 3, a second plate 4, a third plate 5, a fourth plate 6, a fifth plate 7, a sixth plate 8 and a seventh plate 9. Wherein, the seventh plate 9 is a bottom plate which is horizontally arranged, and the second plate 4, the third plate 5, the fourth plate 6 and the sixth plate 8 are vertically arranged and form a square space. Plate one 3 is welded to plate three 5 and plate five 7 is welded to plate four 6, and neither plate one 3 nor plate five 7 is disposed in the square space. The second main board 2 is arranged along the vertical direction, and the second main board 2 is fixedly welded between the sixth board 8 and the fifth board 7.
The embodiment of the application discloses frame welding set behind engineering machine tool vehicle, as shown in fig. 2, including welded platform 10, welded platform 10 is last to be provided with first fixture 11, and first fixture 11 is used for locking first mainboard 1 on welded platform 10. The welding platform 10 is further provided with a second clamping mechanism 12, and the second clamping mechanism 12 is used for locking and clamping the second main board 2, so that the positions of the first main board 1 and the second main board 2 are firstly locked, and subsequent welding is facilitated.
First clamping mechanism 11 includes first clamping assembly 13 for locking plate one 3, second clamping assembly 14 for locking plate two 4, third clamping assembly 15 for locking plate three 5, fourth clamping assembly 16 for locking plate four 6, fifth clamping assembly 17 for locking plate five 7, sixth clamping assembly 18 for locking plate six 8, and seventh clamping assembly 19 for locking plate seven 9.
As shown in fig. 2 and 3, the first clamping assembly 13 includes a first main frame 20 fixed on the welding platform 10, a first pin 21 fixed on the top wall of the first main frame 20 and extending in the vertical direction, and a first locking member 22 disposed on the first main frame 20.
In this embodiment, the first pin 21 is provided as one, and may be provided as a plurality of pins based on the same inventive concept. The first pin shaft 21 limits the movement of the first plate 3, and the situation that the first plate 3 moves when being locked is reduced.
As shown in fig. 2 and 3, the first locking member 22 may be an electric cylinder, or may be a locking manner of an air cylinder or a screw. In this embodiment, the locking manner of the air cylinder is that the piston rod of the air cylinder moves downwards, and the plate one 3 is pressed from top to bottom, so as to realize the locking of the plate one 3 on the first main frame 20.
The second clamping assembly 14 includes a second main frame 23 slidably disposed on the welding platform 10, a stopper member 24 disposed on the second main frame 23, and a second locking member 25 disposed on the second main frame 23.
The sliding mode of the second main frame 23 may be sliding of a sliding groove or sliding of a sliding rail. In this embodiment, two slide rails are fixedly connected to the top wall of the welding platform 10, and the two slide rails are arranged in parallel and along the center of the welding platform 10. The second main frame 23 is slidably disposed on the two slide rails.
As shown in fig. 2 and 3, a first driving assembly 26 is further disposed on the welding platform 10, and the first driving assembly 26 is used for driving the sliding motion of the second main frame 23. The first drive assembly 26 may be an electric or pneumatic cylinder drive, in this embodiment, a pneumatic cylinder drive. Namely, a connecting block is fixedly arranged between the piston rod of the cylinder and the bottom wall of the second main frame 23, so that the cylinder drives the second main frame 23 to slide on the sliding rail.
The limiting component 24 comprises two second pin shafts which are arranged on the second main frame 23 in a sliding mode, the two second pin shafts are arranged oppositely and arranged in a sliding mode in the opposite direction or in the opposite direction. And the two second pin shafts are respectively connected with an operating rod for driving the second pin shafts to slide. The two second pin shafts are driven to firstly slide in opposite directions through the control operation rod, when the second plate 4 is placed on the second main frame 23, the control operation rod drives the two pin shafts to slide in opposite directions, so that the second pin shafts limit the second plate 4 to limit the movement of the second plate 4.
As shown in fig. 2 and 3, the second locking member 25 may be an electric cylinder, or may be a locking manner of an air cylinder or a threaded screw rod. As shown in the figure, the cylinder drives the piston rod to move, the piston rod drives the clamping block to rotate, and one end of the clamping block abuts against the top end of the second plate 4, so that the second plate 4 is locked.
The third clamping assembly 15 includes a plurality of third pins 27 slidably disposed on the first main frame 20, and the third pins 27 are all disposed along the horizontal direction and are all controlled by the operating rod to slide on the third pins 27. The third plate 5 is placed on the first main frame 20, and the third pin 27 is operated to slide and be inserted into the pin hole on the third plate 5, so that the third plate 5 is limited. And after the final welding of the whole frame is finished, the third pin 27 is controlled to slide so as to conveniently take the plate III 5 off the third main frame 29.
The first main frame 20 is further provided with a first pushing component 28, and the first pushing component 28 is used for sliding and pushing the plate three 5, so that the position of the plate three 5 can be adjusted before subsequent welding.
The first pushing member 28 may be an electric cylinder or an air cylinder. In this embodiment, for the two cylinders fixed on the first main frame 20, the piston rods of the cylinders are all fixed with a circular push plate to increase the contact area for pushing the plate three 5.
The fourth clamping assembly 16 includes a third main frame 29 fixedly disposed on the welding platform 10, and a plurality of fourth pins 30 disposed on the third main frame 29 for limiting the position of the plate four 6. The plurality of fourth pin shafts 30 are all arranged to extend in the horizontal direction. And the sliding of the third pin 27 is controlled by the operating lever. The fourth plate 6 is placed on the third main frame 29, and the fourth pin shaft 30 is operated to slide and be inserted into the pin hole on the fourth plate 6, so that the fourth plate 6 is limited. When the final welding of the whole frame is finished, the fourth pin shaft 30 is controlled to slide so as to take the plate four 6 off the third main frame 29.
As shown in fig. 2 and 3, the third main frame 29 is further provided with a second pushing member 31, and the second pushing member 31 is used for sliding and pushing the plate four 6, so that the position of the plate four 6 can be conveniently adjusted before subsequent welding.
The second pushing member 31 may be an electric cylinder or an air cylinder. In this embodiment, for the two cylinders fixed on the third main frame 29, a circular push plate is fixed on each piston rod of the cylinders to increase the contact area for pushing the plate four 6.
The fifth clamping assembly 17 includes a fifth pin 32 fixedly disposed on the top wall of the third main frame 29 and extending in the vertical direction, and a third locking member 33 disposed on the third main frame 29.
As shown in fig. 2 and 3, in the present embodiment, one fifth pin 32 is provided, and a plurality of fifth pins may be provided based on the same inventive concept. The fifth pin shaft 32 limits the movement of the plate five 7, and the situation that the plate five 7 moves when being locked is reduced.
The third locking member 33 may be an electric cylinder, or may be a locking manner of an air cylinder or a screw. In this embodiment, the locking manner of the air cylinder is that the piston rod of the air cylinder moves downwards, and the plate five 7 is pressed from top to bottom, so as to realize the locking of the plate five 7 on the third main frame 29.
The sixth clamping assembly 18 includes a fourth main frame 34 slidably disposed on the welding platform 10, a plurality of sixth pins 35 disposed on the fourth main frame 34, and a fourth locking member 36 disposed on the fourth main frame 34.
The sliding mode of the fourth main frame 34 may be sliding of a sliding chute or sliding of a sliding rail. In this embodiment, two slide rails are fixedly connected to the top wall of the welding platform 10, the two slide rails are arranged in parallel and along the center of the welding platform 10, and the fourth main frame 34 is slidably arranged on the two slide rails.
As shown in fig. 2 and 3, a second driving assembly 37 is further disposed on the welding platform 10, and the second driving assembly 37 is configured to drive the fourth main frame 34 to slide. The second drive assembly 37 may be an electric or pneumatic cylinder drive, in this embodiment, a pneumatic cylinder drive. Namely, a connecting block is fixedly arranged between the piston rod of the cylinder and the bottom wall of the fourth main frame 34, so that the cylinder drives the second main frame 23 to slide on the sliding rail.
The sixth pins 35 are all disposed along the horizontal direction, and the sliding of the sixth pins 35 is controlled by the operating rod. The plate six 8 is placed on the fourth main frame 34, and the sixth pin shaft 35 is operated to slide and be inserted into the pin hole in the plate six 8, so that the plate six 8 is limited. After the final welding of the whole frame is completed, the sixth pin shaft 35 is controlled to slide so as to take the plate six 8 down from the fourth main frame 34.
As shown in fig. 2 and 3, after the plate six 8 is locked to the fourth main frame 34, a positioning plate 38 is provided in the sixth axial direction in the horizontal direction, and the positioning plate 38 serves to restrict the movement of the plates three 5 and four 6. That is, when the third and fourth plates 5, 6 are moved, the third and fourth plates 5, 6 are respectively pressed against the two ends of the positioning plate 38, so that the third and fourth plates 5, 6 reach the predetermined positions.
The fourth locking member 36 may be an electric cylinder, or may be a locking manner of an air cylinder or a threaded screw rod. As shown in the figure, the cylinder drives the piston rod to move, and the piston rod drives the fixture block to rotate, so that one end of the fixture block abuts against the side wall of the plate six 8, and the plate six 8 is locked on the fourth main frame 34.
As shown in fig. 2 and 4, the seventh clamping assembly 19 includes a plurality of seventh pins 39 fixed to the top wall of the welding platform 10 and a fifth locking member 40 provided on the welding platform 10.
The plate seven 9 is placed on the welding platform 10, the pin holes on the plate seven 9 correspond to the seventh pin 39 on the welding platform 10, and the seventh pin 39 defines the position of the plate seven 9.
The fifth locking member 40 may be an electric cylinder, or may be a locking manner of an air cylinder or a threaded screw. In this embodiment, the locking mode for the cylinder is that the piston rod of the cylinder moves upward to drive the fixture block to rotate, so that one end of the fixture block compresses tightly the plate seven 9 from top to bottom, thereby locking the plate seven 9 on the welding platform 10.
As shown in fig. 2 and 5, the second clamping mechanism 12 includes a fifth main frame 41 slidably disposed on the welding platform 10, a plurality of eighth pin shafts 42 disposed on the fifth main frame 41, and a third pushing member 43 disposed on the fifth main frame 41.
The sliding mode of the fifth main frame 41 may be sliding of a sliding groove or sliding of a sliding rail. In this embodiment, two slide rails are fixedly connected to the top wall of the welding platform 10, the two slide rails are arranged in parallel and along the center of the welding platform 10, and the fifth main frame 41 is slidably arranged on the two slide rails.
As shown in fig. 2 and 3, a third driving assembly 44 is further disposed on the welding platform 10, and the third driving assembly 44 is used for driving the sliding motion of the fifth main frame 41. The third drive assembly 44 may be an electric or pneumatic cylinder drive, in this embodiment, a pneumatic cylinder drive. Namely, a connecting block is fixedly arranged between the piston rod of the cylinder and the bottom wall of the fifth main frame 41, so that the cylinder drives the fifth main frame 41 to slide on the sliding rail.
The eighth pins 42 are all disposed along the horizontal direction, and the sliding of the eighth pins 42 is controlled by the operating rod. Place second mainboard 2 on fifth body frame 41, operate eighth round pin axle 42 and slide and insert the pinhole on the second mainboard 2 to realize spacing to second mainboard 2. After the final welding of the whole frame is completed, the eighth pin 42 is controlled to slide so as to take down the second main plate 2 from the fifth main frame 41.
The third pushing member 43 may be an electric cylinder, an air cylinder or a manual pushing rod. In this embodiment, for two push rods slidably disposed on the third main frame 29, the two push rods all slide by operating rods, and the ends of the two push rods are fixed with a circular push plate to increase the contact area for pushing the second main plate 2. One side of the second main board 2 and one side of the sixth board 8 are tightly abutted, so that gaps between the second main board 2 and the sixth board 8 are reduced, and subsequent welding is facilitated.
The implementation principle is as follows:
the distance between the fourth main frame 34 and the second main frame 23 is pulled to the maximum distance;
mounting the plate six 8 on the fourth main frame 34 through a sixth pin shaft 35, and locking the plate six on the fourth main frame 34 through a fourth locking part 36;
mounting the plate seven 9 on the welding platform 10 through a seventh pin shaft 39, and locking the plate seven on the welding platform 10 through a fifth locking part 40;
mounting the third plate 5 on the first main frame 20 through a third pin 27;
mounting the plate four 6 on a third main frame 29 through a fourth pin shaft 30;
sliding the fourth main frame 34 so that the side wall of the plate six 8 is in close contact with one side of the plates three 5 and four 6, and the plate six 8 is moved above the plate seven 9, and the bottom wall of the plate six 8 is in close contact with the plate seven 9;
a positioning plate 38 is horizontally arranged on two sixth pin shafts 35 of the fourth main frame 34;
the first pushing part 28 pushes the third plate 5 against one side of the positioning plate 38, and the second pushing part 31 pushes the fourth plate 6 against the other side of the positioning plate 38;
the second plate 4 is arranged on the second main frame 23 through a limiting component and is locked on the second main frame 23 through a second locking component 25;
the second main frame 23 is slid to enable the second plate 4 to be slid between the third plate 5 and the fourth plate 6, and two sides of the second plate 4 are in clearance fit with the third plate 5 and the fourth plate 6;
the first plate 3 is arranged on the first main frame 20 through a first pin shaft 21 and is locked on the first main frame 20 through a first locking part 22;
the plate five 7 is installed on the third main frame 29 through a fifth pin shaft 32 and locked on the third main frame 29 through a third locking part 33;
mounting the second main plate 2 on a fifth main frame 41 through an eighth pin shaft 42, and adjusting the position of the fifth main frame 41 in a sliding manner to enable the side edge of the second main plate 2 to be tightly attached to the fifth plate 7;
the third pushing component 43 pushes the second main board 2 to abut against one side of the sixth board 8, and meanwhile, the bottom wall of the second main board 2 is in clearance fit with the seventh board 9, so that the first board 3, the second board 4, the third board 5, the fourth board 6, the fifth board 7, the sixth board 8 and the seventh board 9 are assembled and fixed;
spot welding the gaps among the first main board 3, the second main board 4, the third main board 5, the fourth main board 6, the fifth main board 7, the sixth main board 8 and the seventh main board 9, and spot welding the gaps among the second main board 2, the fifth main board 7, the sixth main board 8 and the seventh main board 9 to finish fixing;
and (3) completely welding all gaps among the first plate 3, the second plate 4, the third plate 5, the fourth plate 6, the fifth plate 7, the sixth plate 8, the seventh plate 9 and the second main plate 2, and finally finishing the manufacturing of the frame.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. The utility model provides a frame welding set behind engineering machine tool vehicle which characterized in that: the welding platform (10) is provided with a first clamping mechanism (11) used for locking the first main board (1), and the welding platform (10) is provided with a second clamping mechanism (12) used for locking the second main board (2);
the first main board (1) comprises a first board (3), a second board (4), a third board (5), a fourth board (6), a fifth board (7), a sixth board (8) and a seventh board (9);
the first clamping mechanism (11) comprises a first clamping assembly (13) for locking the plate I (3), a second clamping assembly (14) for locking the plate II (4), a third clamping assembly (15) for locking the plate III (5), a fourth clamping assembly (16) for locking the plate IV (6), a fifth clamping assembly (17) for locking the plate V (7), a sixth clamping assembly (18) for locking the plate VI (8), and a seventh clamping assembly (19) for locking the plate VII (9);
when plate one (3), plate two (4), plate three (5), plate four (6), plate five (7), plate six (8), plate seven (9) are all locked on welding platform (10): the welding platform is characterized in that a plate seven (9) is horizontally locked on the welding platform (10), a plate six (8), a plate three (5), a plate four (6) and a plate two (4) are locked on the welding platform (10) along the vertical direction, the plate seven (9), the plate six (8), the plate three (5), the plate four (6) and the plate two (4) jointly enclose a square space, a plate I (3) and the top edge of the plate three (5) are tightly attached and arranged on the periphery of the square space, and a plate five (7) and the top edge of the plate four (6) are tightly attached and arranged on the periphery of the square space;
the second clamping assembly (14) and the sixth clamping assembly (18) are arranged on the welding platform (10) in a sliding mode, a first driving assembly (26) used for driving the second clamping assembly (14) to slide is arranged on the welding platform (10), and a second driving assembly (37) used for driving the sixth clamping assembly (18) to slide is arranged on the welding platform (10);
the first clamping assembly (13) comprises a first main frame (20) fixedly arranged on the welding platform (10), a first pin shaft (21) arranged at the top end of the first main frame (20) and arranged along the vertical direction, and a first locking component (22) arranged on the first main frame (20) and used for pressing the first plate (3) downwards to lock the first plate (3) on the first main frame (20);
the second clamping assembly (14) comprises a second main frame (23) arranged on the welding platform (10) in a sliding mode, a limiting component (24) arranged on the second main frame (23) and used for limiting the second plate (4), and a second locking component (25) arranged on the second main frame (23) and used for pressing the second plate (4) on the second main frame (23) to enable the second plate (4) to be locked on the second main frame (23);
the third clamping assembly (15) comprises a plurality of third pin shafts (27) arranged on the first main frame (20) and used for limiting the third plates (5), and a first pushing part (28) used for pushing the third plates (5) in a sliding mode to abut against the second plates (4) is further arranged on the first main frame (20).
2. The welding device for the rear frame of the engineering machinery vehicle according to claim 1, characterized in that: the fourth clamping assembly (16) comprises a third main frame (29) fixedly arranged on the welding platform (10) and a plurality of fourth pin shafts (30) arranged on the third main frame (29) and used for limiting the plate four (6), and a second pushing component (31) used for sliding and pushing the plate four (6) to abut against the plate two (4) is further arranged on the third main frame (29).
3. The welding device for the rear frame of the engineering machinery vehicle according to claim 2, characterized in that: and the fifth clamping assembly (17) comprises a fifth pin shaft (32) which is arranged at the top end of the third main frame (29) and is arranged along the vertical direction and a third locking component (33) which is arranged on the third main frame (29) and is used for downwards pressing the plate five (7) to lock the plate five (7) on the third main frame (29).
4. The welding device for the rear frame of the engineering machinery vehicle according to claim 1, characterized in that: the sixth clamping assembly (18) comprises a fourth main frame (34) arranged on the welding platform (10) in a sliding mode, a plurality of sixth pin shafts (35) arranged on the fourth main frame (34) and used for limiting the plate six (8), and a fourth locking component (36) arranged on the fourth main frame (34) and used for pressing the plate six (8) on the fourth main frame (34) to enable the plate six (8) to be locked on the fourth main frame (34).
5. The welding device for the rear frame of the engineering machinery vehicle according to claim 1, characterized in that: seventh clamping component (19) including establish a plurality of seventh round pin axles (39) on welding platform (10) roof with establish on welding platform (10) and compress tightly board seven (9) on welding platform (10) and make board seven (9) lock fifth locking part (40) on welding platform (10), second fixture (12) slide on welding platform (10) and set up, second fixture (12) including slide set up fifth body frame (41) on welding platform (10), establish a plurality of eighth round pin axles (42) on fifth body frame (41) and establish third pushing part (43) that are used for sliding the promotion in order to support tight board six (8) second mainboard (2) on fifth body frame (41).
6. An operating method of a rear frame welding device of a construction machinery vehicle according to any one of claims 1 to 5, characterized in that:
the distance between the fourth main frame (34) and the second main frame (23) is pulled to the maximum distance;
mounting the plate six (8) on a fourth main frame (34) through a sixth pin shaft (35), and locking the plate six on the fourth main frame (34) through a fourth locking part (36);
installing a seventh plate (9) on the welding platform (10) through a seventh pin shaft (39) and locking the seventh plate on the welding platform (10) through a fifth locking part (40);
mounting the plate III (5) on the first main frame (20) through a third pin shaft (27);
mounting the plate four (6) on a third main frame (29) through a fourth pin shaft (30);
sliding the fourth main frame (34), so that the side wall of the plate six (8) is tightly attached to one side of the plate three (5) and one side of the plate four (6), the plate six (8) moves to the upper part of the plate seven (9), and the bottom wall of the plate six (8) is tightly attached to the plate seven (9);
positioning plates (38) are horizontally arranged on two sixth pin shafts (35) of the fourth main frame (34);
the third pushing plate (5) of the first pushing part (28) abuts against one side of the positioning plate (38), and the fourth pushing plate (6) of the second pushing part (31) abuts against the other side of the positioning plate (38);
the second plate (4) is installed on the second main frame (23) through a limiting assembly and locked on the second main frame (23) through a second locking part (25);
sliding the second main frame (23) to enable the second plate (4) to slide between the third plate (5) and the fourth plate (6), and enabling two sides of the second plate (4) to be in clearance fit with the third plate (5) and the fourth plate (6);
the first plate (3) is arranged on the first main frame (20) through a first pin shaft (21) and is locked on the first main frame (20) through a first locking part (22);
mounting the plate five (7) on a third main frame (29) through a fifth pin shaft (32), and locking the plate five (7) on the third main frame (29) through a third locking part (33);
mounting the second main plate (2) on a fifth main frame (41) through an eighth pin shaft (42), and adjusting the position of the fifth main frame (41) in a sliding manner to enable the side edge of the second main plate (2) to be tightly attached to the fifth plate (7);
the second main board (2) is pushed to abut against one side of the sixth board (8) through the third pushing component (43), and meanwhile, the bottom wall of the second main board (2) is in clearance fit with the seventh board (9), so that the assembly and fixation of the first board (3), the second board (4), the third board (5), the fourth board (6), the fifth board (7), the sixth board (8) and the seventh board (9) are completed;
spot welding the gaps among the first main board (3), the second main board (4), the third main board (5), the fourth main board (6), the fifth main board (7), the sixth main board (8) and the seventh main board (9), and spot welding the second main board (2) with the fifth main board (7), the sixth main board (8) and the seventh main board (9) to complete fixation;
and (3) completely welding all gaps among the first plate (3), the second plate (4), the third plate (5), the fourth plate (6), the fifth plate (7), the sixth plate (8), the seventh plate (9) and the second main plate (2), and finally finishing the manufacture of the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546160.6A CN113146131B (en) | 2021-05-19 | 2021-05-19 | Welding device for rear frame of engineering mechanical vehicle and operation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110546160.6A CN113146131B (en) | 2021-05-19 | 2021-05-19 | Welding device for rear frame of engineering mechanical vehicle and operation method |
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| CN113146131A CN113146131A (en) | 2021-07-23 |
| CN113146131B true CN113146131B (en) | 2023-03-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203636247U (en) * | 2013-10-31 | 2014-06-11 | 溧阳市盛杰机械有限公司 | Splicing and welding tooling for components in middle of excavator frame |
| CN104493408B (en) * | 2014-12-17 | 2016-05-18 | 湖南通源机电科技有限公司 | Before and after crane frame, section group is to frock |
| CN105817814B (en) * | 2016-05-09 | 2017-11-21 | 重庆格一机械制造有限公司 | Wire seat for automobile welder |
| CN106112363B (en) * | 2016-08-29 | 2018-02-06 | 宁波方太厨具有限公司 | The compression platform of high-precision full-automatic welding tooling |
| CN107877078B (en) * | 2017-12-15 | 2024-01-16 | 安徽昌永得机械有限公司 | Aerial working car frame lap welding tool |
| CN110465770A (en) * | 2019-08-12 | 2019-11-19 | 张家界航空工业职业技术学院 | A kind of mating special fixture suitable for automobile rivet welding |
| CN111889933B (en) * | 2020-06-28 | 2021-11-02 | 天津市诚瑞丰科技有限公司 | Base welding tool of overhead working truck |
| CN112247442B (en) * | 2020-09-21 | 2022-08-09 | 纽科伦（新乡）起重机有限公司 | Welding process platform with marking device |
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