CN114273810B - Welding tool for vehicle frame - Google Patents

Abstract

The invention relates to the field of frame welding, in particular to a tool for frame welding, which comprises a general plate, wherein a supporting positioning piece, a first limiting piece and a second limiting piece are connected to the general plate; the supporting positioning piece comprises a first supporting block, a third supporting block, a fourth supporting block, a second supporting block and a fifth supporting block, the first limiting piece comprises a second limiting frame, a first limiting frame and a third limiting frame, the second limiting piece comprises a fourth limiting frame, a fifth limiting frame and a first positioning column, the fourth limiting frame and the fifth limiting frame are located between the third supporting block and the fourth supporting block, and the welding position welding device has the effect of improving the accuracy of the welding position.

Description

Welding tool for vehicle frame

Technical Field

The invention relates to the field of frame welding, in particular to a tool for frame welding.

Background

The loader is a common earth and stone square construction machine in construction engineering, is widely applied to roads, railways, buildings, mines and other fields, is mainly used for shoveling and loading materials such as soil, gravel and the like, and can also be used for shoveling and digging operation.

In the manufacturing process of the loader, the frame of the loader is used as a framework of the loader, and the welding quality of the frame is particularly important.

There is a loader frame, refer to fig. 1, 2 and 3, which includes a base, a first frame plate 1, a splice plate 2, a second frame plate 3, a first support frame 4, a second support frame 55, a third frame plate 5, a positioning plate 6, a first connecting plate 7, a tail plate 8, a first upper plate 9 and a second upper plate 10.

The base comprises a first plate 11, a second plate 12, a third plate 13, a fourth plate 14 and a vertical plate 15, the second plate 12 is welded on one side of the first plate 11, the third plate 13 is welded on the other side of the first plate, the fourth plate 14 is welded on the second plate 12 and the third plate 13, the fourth plate 14 on the second plate 12 and the fourth plate 14 on the third plate 13 are arranged at intervals, the vertical plate 15 is welded at one end of the first plate 11, and one end of the second plate 12, one end of the third plate 13 and one end of the fourth plate 14 are all welded with the vertical plate 15. The first plate 11 and the fourth plate 14 are both provided with through holes 16, the first plate 11 is provided with two through holes 16, the through hole 16 on one side of the first plate 11 corresponds to the through hole 16 on one fourth plate 14, and the through hole 16 on the other side of the first plate 11 corresponds to the through hole 16 on the other fourth plate 14.

The first frame plate 1 is welded on a fourth plate 14 connected with a second plate 12, the third frame plate 5 is welded on the fourth plate 14 connected with a third plate 13, the first frame plate 1 and the third frame plate 5 are arranged at intervals and are parallel, the splice plate 2 is welded on the first frame plate 1, the second frame plate 3 is welded on the splice plate 2, the second frame plate 3 is parallel to the third frame plate 5, the first support frame 4 is welded on the second frame plate 3, the second support frame 55 is welded on the third frame plate 5, the second upper plate 10 is welded on the third frame plate 5, the first upper plate 9 is welded on the first frame plate 1 and the second frame plate 3, one end of the positioning plate 6 is welded on the third frame plate 5, the other end is welded on the second frame plate 3, one side of the first connecting plate 7 is welded on the positioning plate 6, the other end of the tail plate 8 is welded on one end of the third frame plate 5 far away from the base, the other end of the tail plate 8 is welded with one end of the second frame plate 3 far away from the base.

When welding above-mentioned loader frame, if direct manual concatenation of welding personnel rewelding, the inaccurate scheduling problem in welding position appears easily, consequently, to technical personnel in the field, wait to develop a frock, it can assist the welding of loader frame, improves welding position's precision.

Disclosure of Invention

In order to improve the precision of welding position, this application provides a welding frock for frame.

The application provides a frame is frock for welding adopts following technical scheme:

a tool for welding a frame comprises a main plate, wherein a supporting positioning piece, a first limiting piece and a second limiting piece are connected to the main plate;

the supporting positioning piece comprises a first supporting block for supporting the first plate, a third supporting block for supporting the vertical plate, a fourth supporting block for supporting the positioning plate, a second supporting block for supporting the first connecting plate and a fifth supporting block;

the first limiting part is detachably connected with the main plate, the first limiting part comprises a second limiting frame, a first limiting frame and a third limiting frame, the second limiting frame is positioned on one side of the main plate and used for limiting a third frame plate, the first limiting frame is positioned on the other side of the main plate and used for limiting the first frame plate, the third limiting frame is used for limiting the second frame plate, the first limiting frame is positioned on one side of the supporting and positioning part, the second limiting frame is positioned on the other side of the supporting and positioning part, and limiting pieces used for limiting one end, provided with the base, of the loader frame are connected to the first limiting frame and the second limiting frame;

the second limiting part comprises a fourth limiting frame used for limiting the positioning plate, a fifth limiting frame used for limiting the vertical plate and a first positioning column used for limiting the base, and the fourth limiting frame and the fifth limiting frame are located between the third supporting block and the fourth supporting block.

Through adopting above-mentioned technical scheme, during the welding, weld the base earlier, place the first board on first supporting block, make first locating column pass the through-hole on the first board, weld the second board in one side of first board, weld the second board at the opposite side of first board, then weld the fourth board on second board and third board, make first locating column pass the through-hole on the fourth board, place vertical board on the third supporting block again, one side of vertical board is contradicted the fifth spacing, the opposite side is contradicted first board, the second board, the third board, the fourth board, weld vertical board and first board, weld vertical board and second board, weld vertical board and third board, weld vertical board and fourth board, accomplish the welding of base.

After the base welds, weld first frame plate, second frame plate and third frame plate, place first frame plate on the fourth plate of connecting the second plate, make first frame plate conflict first spacing, the spacing piece of the one end conflict of fourth plate is connected to first frame plate, weld first frame plate and fourth plate, weld first frame plate on the fourth plate of connecting the second plate, again with the splice plate welding on first frame plate, then with the second frame plate welding on the splice plate, and at welding second frame plate in-process, keep the spacing of second frame plate conflict third, again with first support frame welding on the second frame plate.

When the third frame plate is welded, one end, which is connected with the base, of the third frame plate is placed on the fourth plate connected with the third plate, the third frame plate is abutted against the second limiting frame, one end, which is connected with the fourth plate, of the third frame plate is abutted against the limiting piece, the third frame plate and the fourth plate connected with the third plate are welded together, and the second support frame is welded on the third frame plate.

First frame plate, second frame plate and third frame plate welding accomplish the back, with the locating plate welding between second frame plate and third frame plate, when the welding locating plate, place the locating plate on the fourth supporting shoe, make the locating plate contradict the spacing frame of fourth towards one side of base, the one end and the second frame plate welding of locating plate, the other end and the third frame plate welding of locating plate accomplish the welding of locating plate.

Place first connecting plate on fifth supporting shoe and second supporting shoe, weld one side and the second frame plate of first connecting plate, weld the opposite side and the third frame plate of first connecting plate, weld the one end and the locating plate of first connecting plate together, weld the one end of tailboard at the one end that the locating plate was kept away from to the second frame plate, weld the other end of tailboard at the one end that the locating plate was kept away from to the third frame plate, weld the second upper plate on the third frame plate, first upper plate welding is on first frame plate and second frame plate, so far, accomplish the welding of loader frame, and prop the setting element, first locating part and second locating part can play the additional contribution to the welding process, can support and spacing the loader frame, thereby can improve the precision of welding position.

After the loader frame is welded, the first limiting piece can be detached from the main plate, so that the limitation on the loader frame is removed, and the loader frame is conveniently detached.

Optionally, the limiting sheet is connected with the first limiting frame through a limiting screw, the limiting sheet is connected with the second limiting frame through a limiting screw, a plurality of adjusting holes are formed in the limiting sheet, and the limiting screw penetrates through the adjusting holes to connect the limiting sheet to the first limiting frame and the second limiting frame

By adopting the technical scheme, on one hand, welding personnel can adjust the position of the limiting sheet according to requirements, so that the limiting screw passes through different adjusting holes, and the relative position between the limiting sheet and the first limiting frame and the relative position between the limiting sheet and the second limiting frame can be changed; on the other hand, along with the increase of spacing piece live time, if spacing piece takes place deformation, can in time dismantle the change with spacing piece, avoid the deformation of spacing piece to influence the welding effect.

Optionally, first spacing, the spacing of second and the spacing of third all can be dismantled with total board through locking screw and be connected, all be equipped with the sliding block on first spacing, the spacing of second and the spacing of third, be equipped with the groove of sliding on total board, the sliding block be in the inslot of sliding and with the groove sliding fit that slides, when the sliding block conflict sliding groove keep away from the one end at total board edge, the position at first spacing, the spacing of second and the spacing place of third is the mounted position of first spacing, the spacing of second and the spacing of third promptly.

Through adopting above-mentioned technical scheme, at the first spacing of installation, the spacing of second and the spacing in-process of third, the sliding block uses with the groove cooperation that slides, can lead to the moving direction of first spacing, the spacing of second and the spacing of third, makes things convenient for the quick installation of first spacing, the spacing of second and the spacing of third.

Optionally, magnets are embedded in the supporting and positioning element, the first limiting element and the second limiting element.

Through adopting above-mentioned technical scheme, in welding process, magnet can adsorb the loader frame to improve the stability of loader frame in welding process.

Optionally, the general plate is connected with a support, and the support is connected with a roller.

Through adopting above-mentioned technical scheme, the removal of the board is convenient for always in the setting of support and gyro wheel, brings the convenience for moving always the board.

Optionally, the main plate is connected with a first adjusting device, and the first adjusting device includes a step frame slidably connected to two ends of the bottom of the main plate and a driving device for driving the step frames at two ends of the main plate to move in opposite directions.

Through adopting the above technical scheme, when using, to total board application of force, make total board rebound, the ladder frame takes off ground, start drive arrangement, drive arrangement drives the ladder frame and moves towards total board tip direction under operating condition, the ladder frame shifts out from total board below, make the ladder frame contact ground again, so that welding personnel can be smooth walk to total on the board, when need not use the ladder frame, again to total board application of force, the ladder frame takes off ground, drive arrangement drives the ladder frame and moves towards total board central direction, make the ladder frame move completely to total board below, so that save space, be convenient for deposit or transport.

Optionally, drive arrangement includes first motor, adjust the pole, first nut piece and second nut piece, first motor sets up on total board, it connects on total board to adjust the pole rotation, first motor links with the regulation pole, be equipped with two sections screws that revolve to opposite on the regulation pole, first nut piece and second nut piece all with total board sliding fit, first nut piece threaded connection is on one section screw thread of adjusting the pole, second nut piece threaded connection is on another section screw thread of adjusting the pole, all be connected with the threaded rod on first nut piece and the second nut piece, threaded rod threaded connection is on the ladder frame.

By adopting the technical scheme, the first motor drives the first nut block and the second nut block to move towards opposite directions through the adjusting rod in a working state, so that the step frames at two ends of the main plate are driven to move, and the distance between the two step frames is changed; when total board removes suitable position, and when need not use the ladder frame, to total board application of force, make the ladder frame take off ground, rotate the ladder frame, along with the ladder frame constantly rotates, the ladder frame is close to the one-step on ground and is less than the gyro wheel in vertical direction, and make the step on the ladder frame towards the gyro wheel, rethread first motor control ladder frame removes, make the ladder frame be close to one-step on ground and be located the gyro wheel below, make the ladder frame contact ground again, at this moment, both realized accomodating of ladder frame, realize the purpose of brake again, can avoid total board to take place to remove in the use.

Optionally, a lifting device for controlling the lifting of the main board is arranged at the bottom of the main board.

Through adopting above-mentioned technical scheme, can the lift of total board of automatic control through elevating gear, compare with controlling total board through the manual work and go up and down, use manpower sparingly and fast more.

Optionally, the first motor and the adjusting rod are driven by a belt, belt pulleys are arranged on the first motor and the adjusting rod, and the belt is sleeved on the belt pulleys and tensioned by the belt pulleys.

Through adopting above-mentioned technical scheme, first motor drives through the belt and the cooperation of belt pulley and adjusts the pole rotation under operating condition to realize that the drive adjusts the pivoted purpose of pole.

Optionally, first motor passes through the second adjusting device and connects on total board, the second adjusting device includes the alignment jig, the regulating plate, the regulating arm, the actuating arm, lead screw and regulating block, the alignment jig sets up on total board, first motor sets up on the regulating plate, the regulating arm articulates in four angle departments of regulating plate, the one end that the regulating plate was kept away from to the regulating arm is articulated with the alignment jig, the lead screw rotates to be connected on the alignment jig, regulating block threaded connection is on the lead screw, regulating block and alignment jig sliding fit, the one end and the regulating block of actuating arm are articulated, the other end articulates on the regulating plate, and pin joint coincidence between actuating arm and the regulating plate is the pin joint between an adjusting arm and the regulating plate, be parallel to each other between actuating arm and the regulating arm.

Through adopting above-mentioned technical scheme, when the belt phenomenon of relaxing appears, rotate the lead screw, the lead screw drives the regulating block removal at the rotation in-process, and the regulating block drives the actuating arm and removes, and the actuating arm drives regulating plate and first motor and removes to change the position of the belt pulley on the first motor, so that take-up the belt again.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the supporting positioning piece, the first limiting piece and the second limiting piece can assist the welding process, and can support and limit the loader frame, so that the accuracy of the welding position can be improved.

2. On one hand, welding personnel can adjust the position of the limiting sheet according to requirements, so that the limiting screw penetrates through different adjusting holes, and the relative position between the limiting sheet and the first limiting frame and the relative position between the limiting sheet and the second limiting frame can be changed; on the other hand, along with the increase of spacing piece live time, if spacing piece takes place deformation, can in time dismantle the change with spacing piece, avoid the deformation of spacing piece to influence the welding effect.

3. In the welding process, the magnet can adsorb the loader frame, so that the stability of the loader frame in the welding process is improved.

Drawings

Fig. 1 is a schematic structural diagram for embodying a loader frame in the background art.

Fig. 2 is a schematic structural diagram for showing a positional relationship between the first frame plate and the third frame plate in the background art.

Fig. 3 is a schematic structural diagram for embodying a base in the background art.

Fig. 4 is a schematic structural view for showing a positional relationship between the loader frame and the first stopper in embodiment 1.

Fig. 5 is a schematic structural view for showing a positional relationship between the loader frame and the second stopper in embodiment 1.

Fig. 6 is a schematic structural diagram of a welding tool for a vehicle frame in embodiment 1.

Fig. 7 is an enlarged view of the structure of the portion a in fig. 6.

Fig. 8 is a schematic structural view for showing a positional relationship between the slide groove and the total plate in embodiment 2.

Fig. 9 is a schematic structural view for showing a positional relationship between the positioning plate and the fourth stopper in embodiment 2.

Fig. 10 is a schematic structural view for showing a positional relationship between the vertical plate and the fifth stopper in embodiment 2.

Fig. 11 is a schematic structural view for showing a positional relationship between the ladder rack and the total board in embodiment 2.

Fig. 12 is a schematic structural view for embodying the driving apparatus in embodiment 2.

Fig. 13 is a schematic structural view for embodying the second adjusting means in embodiment 2.

Description of reference numerals:

1. a first frame plate; 2. splicing plates; 3. a second frame plate; 4. a first support frame; 5. a third frame plate; 6. positioning a plate; 7. a first connecting plate; 8. a tail plate; 9. a first upper plate; 10. a second upper plate; 11. a first plate; 12. a second plate; 13. a third plate; 14. a fourth plate; 15. a vertical plate; 16. a through hole; 17. a first support block; 18. a third support block; 19. a fourth support block; 20. a second support block; 21. a fifth support block; 22. a second limiting frame; 23. a first limit bracket; 24. a third limiting frame; 25. a limiting sheet; 26. a limit screw; 27. a fourth limiting frame; 28. a fifth limiting frame; 29. a first positioning post; 30. a sliding block; 31. a sliding groove; 32. a magnet; 33. a support; 34. a roller; 35. a ladder frame; 36. a first motor; 37. adjusting a rod; 38. a first nut block; 39. a second nut block; 40. an adjusting bracket; 41. an adjusting plate; 42. an adjusting arm; 43. a drive arm; 44. a lead screw; 45. an adjusting block; 46. a guide rod; 47. an adjustment groove; 48. a belt pulley; 49. a belt; 50. a threaded rod; 51. a lifting frame; 52. a cylinder; 53. abutting against the plate; 54. a master board; 55. a second support frame.

Detailed Description

The embodiment of the application discloses frock is used in frame welding.

Example 1

Referring to fig. 4, a tooling for welding a frame includes a general plate 54, and a supporting positioning member, a first limiting member and a second limiting member are detachably connected to the general plate 54.

Referring to fig. 4, 5 and 6, the supporting and positioning member includes a first supporting block 17 for supporting the first plate 11, a third supporting block 18 for supporting the vertical plate 15, a fourth supporting block 19 for supporting the positioning plate 6, a second supporting block 20 and a fifth supporting block 21 for supporting the first connecting plate 7.

Referring to fig. 6, the first support block 17, the second support block 20, the third support block 18, the fourth support block 19, and the fifth support block 21 are detachably connected to the main plate 54 by locking screws.

Referring to fig. 6, the first support block 17, the third support block 18, the fourth support block 19, the fifth support block 21 and the second support block 20 are distributed along the length direction of the total plate 54.

Referring to fig. 4, 5 and 6, the first limiting member includes a second limiting frame 22 located on one side of the total plate 54 and used for limiting the third frame plate 5, a first limiting frame 23 located on the other side of the total plate 54 and used for limiting the first frame plate 1, and a third limiting frame 24 used for limiting the second frame plate 3.

Referring to fig. 6, the first position-limiting frame 23, the second position-limiting frame 22 and the third position-limiting frame 24 are detachably connected to the general plate 54 by locking screws.

Referring to fig. 6, the number of the second retainers 22 is four, and the four second retainers 22 are provided at intervals along the longitudinal direction of the total plate 54 on the total plate 54 side. The number of the first limiting frames 23 is two, the first limiting frames 23 are arranged on the other side of the main plate 54 at intervals along the length direction of the main plate 54, and the two first limiting frames 23 are close to the first supporting block 17. The number of the third limiting frames 24 is two, the two third limiting frames 24 and the first limiting frame 23 are located on the same side of the total plate 54, the two third limiting frames 24 are arranged at intervals along the length direction of the total plate 54, and the third limiting frames 24 are close to the second supporting block 20.

Referring to fig. 6, the first limiting frame 23 is located on one side of the supporting and positioning member, the second limiting frame 22 is located on the other side of the supporting and positioning member, and the first limiting frame 23 and the second limiting frame 22 are detachably connected with a limiting piece 25 for limiting one end of the loader frame with the base.

Referring to fig. 6 and 7, the limiting sheet 25 is detachably connected with the first limiting frame 23 through the limiting screw 26, the limiting sheet 25 is detachably connected with the second limiting frame 22 through the limiting screw 26, and a plurality of adjusting holes are formed in the limiting sheet 25. The limiting screw 26 passes through different adjusting holes, so that the relative position between the limiting sheet 25 and the first limiting frame 23 and the relative position between the limiting sheet 25 and the second limiting frame 22 can be changed.

Referring to fig. 4, 5 and 6, the second limiting member includes a fourth limiting frame 27 for limiting the positioning plate 6, a fifth limiting frame 28 for limiting the vertical plate 15, and a first positioning post 29 for limiting the base, and the fourth limiting frame 27, the fifth limiting frame 28 and the first limiting member are detachably connected to the general plate 54 through locking screws. The fourth stopper frame 27 and the fifth stopper frame 28 are located between the third support block 18 and the fourth support block 19.

The implementation principle of the embodiment 1 is as follows: during welding, the base is welded, the first plate 11 is placed on the first supporting block 17, the first positioning column 29 penetrates through the through hole 16 in the first plate 11, the second plate 12 is welded on one side of the first plate 11, the second plate 12 is welded on the other side of the first plate 11, the fourth plate 14 is welded on the second plate 12 and the third plate 13, the first positioning column 29 penetrates through the through hole 16 in the fourth plate 14, the vertical plate 15 is placed on the third supporting block 18, one side of the vertical plate 15 abuts against the fifth limiting frame 28, the other side abuts against the first plate 11, the second plate 12, the third plate 13 and the fourth plate 14, the vertical plate 15 and the first plate 11 are welded, the vertical plate 15 and the second plate 12 are welded, the vertical plate 15 and the third plate 13 are welded, the vertical plate 15 and the fourth plate 14 are welded, and welding of the base is completed.

After the base is welded, weld first frame plate 1, second frame plate 3 and third frame plate 5, place first frame plate 1 on the fourth board 14 of connecting second board 12, make first frame plate 1 conflict first spacing 23, the spacing piece 25 of the one end conflict of fourth board 14 is connected to first frame plate 1, weld first frame plate 1 and fourth board 14, weld first frame plate 1 on the fourth board 14 of connecting second board 12, weld splice plate 2 on first frame plate 1 again, then weld second frame plate 3 on splice plate 2, and in the welding second frame plate 3 in-process, keep the spacing 24 of third of second frame plate 3 conflict, weld first support frame 4 on second frame plate 3 again.

When welding the third frame plate 5, one end of the third frame plate 5, which is to be connected with the base, is placed on the fourth plate 14 connected with the third plate 13, so that the third frame plate 5 abuts against the second limiting frame 22, one end of the third frame plate 5, which is connected with the fourth plate 14, abuts against the limiting sheet 25, the third frame plate 5 and the fourth plate 14 connected with the third plate 13 are welded together, and the second support frame 55 is welded on the third frame plate 5.

First frame plate 1, second frame plate 3 and the welding of third frame plate 5 are accomplished the back, with the welding of locating plate 6 between second frame plate 3 and third frame plate 5, when welding locating plate 6, place locating plate 6 on fourth supporting shoe 19, make locating plate 6 contradict the spacing frame 27 of fourth towards one side of base, the one end and the welding of second frame plate 3 of locating plate 6, the other end and the welding of third frame plate 5 of locating plate 6 accomplish the welding of locating plate 6.

Place first connecting plate 7 on fifth supporting shoe 21 and second supporting shoe 20, weld one side and the second frame plate 3 of first connecting plate 7, weld the opposite side and the third frame plate 5 of first connecting plate 7, weld the one end and the locating plate 6 of first connecting plate 7 together, weld the one end of tailboard 8 in the one end that locating plate 6 was kept away from to second frame plate 3 again, weld the other end of tailboard 8 in the one end that locating plate 6 was kept away from to third frame plate 5, weld second upper plate 10 on third frame plate 5, first upper plate 9 welds on first frame plate 1 and second frame plate 3, so far, accomplish the welding of loader frame, and prop the setting element, first locating part and second locating part can play the additional act on the welding process, can support and spacing loader frame, thereby can improve the precision of welding position.

After the loader frame is welded, the first limiting frame 23, the second limiting frame 22 and the third limiting frame 24 can be detached from the main plate 54, so that the limitation of the loader frame is released, and the loader frame is conveniently detached.

During welding, a welder can directly take off the loader frame after the welding of the loader frame is finished on the welding tool, or can perform spot welding on the loader frame on the welding tool, take off the loader frame after the spot welding is finished, and then improve the welding.

Example 2

A welding tool for a vehicle frame is characterized in that a first limiting frame 23, a second limiting frame 22 and a third limiting frame 24 are connected with sliding blocks 30, a total plate 54 is provided with a sliding groove 31, one end of the sliding groove 31 is communicated with the side wall of the total plate 54, the sliding blocks 30 are located in the sliding groove 31 and are in sliding fit with the sliding groove 31, and when the sliding blocks 30 abut against one end, away from the edge of the total plate 54, of the sliding groove 31, the positions of the first limiting frame 23, the second limiting frame 22 and the third limiting frame 24 are installation positions of the first limiting frame 23, the second limiting frame 22 and the third limiting frame 24. During installation, the sliding block 30 is inserted into the corresponding sliding groove 31, the sliding block 30 is pushed, the sliding block 30 abuts against one end, away from the edge of the main plate 54, of the sliding groove 31, at this time, the sliding block 30 does not move continuously, and the corresponding first limiting frame 23, the second limiting frame 22 and the third limiting frame 24 on the sliding block 30 are accurately moved to the installation position, so that the relative position relationship between the first limiting frame 23 and the main plate 54, the relative position relationship between the second limiting frame 22 and the main plate 54, and the relative position relationship between the third limiting frame 24 and the main plate 54 are conveniently calibrated.

Referring to fig. 8, magnets 32 are embedded in the side walls of the first support block 17, the second support block 20, the third support block 18, the fourth support block 19 and the fifth support block 21 facing the loader frame, so that the loader frame can be attracted when the loader frame is welded, and the stability of the loader frame during welding is improved.

Referring to fig. 8, magnets 32 are embedded in the side walls of the first limiting frame 23, the second limiting frame 22 and the third limiting frame 24 facing the loader frame, which helps to further improve the stability of the loader frame during welding.

Referring to fig. 9, a magnet 32 (in fig. 9, the magnet 32 on the fourth limiting frame 27 is not shown) is embedded in a side wall of the fourth limiting frame 27 facing the positioning plate 6, so that the positioning plate 6 can be attracted when the positioning plate 6 is welded, and the stability of the positioning plate 6 during welding is improved.

Referring to fig. 8 and 10, a magnet 32 is embedded in a side wall of the fifth limiting frame 28 facing the vertical plate 15, so that the vertical plate 15 can be attracted when the vertical plate 15 is welded, and the stability of the vertical plate 15 during welding is improved.

Referring to fig. 11, a bracket 33 is connected to the bottom of the assembly plate 54, and a roller 34 is connected to the bracket 33, so that the assembly plate 54 can be moved at any time, and labor can be saved during the moving process.

Referring to fig. 11, the overall plate 54 is connected with a first adjusting device including the step frame 35 and a driving device.

Referring to fig. 11, the step frames 35 are provided in two, and the two step frames 35 are slidably coupled to both ends of the bottom of the overall plate 54.

Referring to fig. 11, the driving means is used to drive the two ladder frames 35 to move in opposite directions.

Referring to fig. 12 and 13, the driving means includes a first motor 36, an adjustment lever 37, a first nut block 38, and a second nut block 39.

Referring to fig. 12 and 13, the first motor 36 is connected to the general plate 54 through a second adjusting device, the second adjusting device includes an adjusting frame 40, an adjusting plate 41, an adjusting arm 42, a driving arm 43, a lead screw 44 and an adjusting block 45, the adjusting frame 40 is disposed on the general plate 54 and located below the general plate 54, the first motor 36 is disposed on the adjusting plate 41, the adjusting arm 42 is hinged at four corners of the adjusting plate 41, one end of the adjusting arm 42 away from the adjusting plate 41 is hinged to the adjusting frame 40, the lead screw 44 is rotatably connected to the adjusting frame 40, the adjusting block 45 is screwed to the lead screw 44, the adjusting block 45 is in sliding fit with the adjusting frame 40, the adjusting frame 40 is connected with a guide rod 46, the guide rod 46 passes through the adjusting block 45, the adjusting block 45 can slide on the guide rod 46 to guide the moving direction of the adjusting block 45, one end of the driving arm 43 is hinged to the adjusting block 45, the other end is hinged to the adjusting plate 41, and the hinge point between the driving arm 43 and the adjusting plate 41 is overlapped with the hinge point between the adjusting arm 42 and the adjusting plate 41, and the opposite side walls of the driving arm 43 and the adjusting arm 42 are parallel to each other.

Referring to fig. 12 and 13, the adjusting rod 37 is rotatably connected to the main plate 54, the main plate 54 is provided with an adjusting groove 47, the adjusting rod 37 is located in the adjusting groove 47, the first motor 36 is linked with the adjusting rod 37, specifically, the first motor 36 and the adjusting rod 37 are driven by a belt 49, the first motor 36 and the adjusting rod 37 are both connected with a belt pulley 48, and the belt 49 is sleeved on the belt pulley 48 and tensioned by the belt pulley 48.

When the belt 49 is loosened, the screw rod 44 is rotated, the screw rod 44 drives the adjusting block 45 to move during the rotation, the movement of the adjusting block 45 drives the driving arm 43 to move, the driving arm 43 drives the adjusting plate 41 to move during the movement, so that the relative position between the belt pulley 48 on the first motor 36 and the belt pulley 48 on the adjusting rod 37 is changed, and the belt 49 is tensioned again.

Referring to fig. 11 and 12, two screw threads with opposite turning directions are arranged on the adjusting rod 37, the first nut block 38 and the second nut block 39 are in sliding fit with the main plate 54, specifically, the first nut block 38 and the second nut block 39 are both located in the adjusting groove 47 and in sliding fit with the adjusting groove 47, the first nut block 38 is in threaded connection with one section of the adjusting rod 37, the second nut block 39 is in threaded connection with the other section of the adjusting rod 37, the first nut block 38 and the second nut block 39 are both connected with the threaded rod 50, the threaded rod 50 is in threaded connection with the ladder frame 35, and the height of the last step of the ladder frame 35 is smaller than the heights of other steps.

The first motor 36 can drive the adjusting rod 37 to rotate in a working state, and the adjusting rod 37 drives the first nut block 38 and the second nut block 39 to move in the rotating process, so that the relative position between the two step frames 35 can be changed, and the relative position between the step frames 35 and the main plate 54 can also be changed.

Referring to fig. 11 and 12, the bottom of the main plate 54 is connected with two sets of lifting devices for controlling the main plate 54 to lift, the lifting devices include a lifting frame 51, an air cylinder 52 and a butt plate 53, the lifting frame 51 is arranged on the main plate 54, the air cylinder 52 is connected to the lifting frame 51, and the butt plate 53 is connected to a piston rod of the air cylinder 52.

Implementation principle of example 2: when the general plate 54 needs to be moved, the general plate 54 is pushed, the general plate 54 is moved to a proper position, the air cylinder 52 is started, the lifting device jacks the general plate 54, the step frames 35 are separated from the ground, the first motor 36 is started again, the two step frames 35 are moved out from the lower portion of the general plate 54, the lifting device is operated again, the step frames 35 abut against the ground, and a welding worker can walk onto the general plate 54 by means of the step frames 35.

When the step frame 35 is not needed to be used, the step frame 35 is separated from the ground through the lifting device, the step frame 35 is rotated, one step of the step frame 35 close to the ground is lower than the roller 34 in the vertical direction, the step on the step frame 35 faces the roller 34, the distance between the two step frames 35 is adjusted through the first motor 36, the one step of the step frame 35 close to the ground is located below the roller 34, the positions of the main plate 54 and the step frame 35 are adjusted through the lifting device, the step frame 35 is enabled to be abutted against the ground again, at the moment, the storage of the step frame 35 is achieved, the purpose of braking is achieved, the main plate 54 can be supported through the step frame 35, and the stability is higher.

Claims (5)

1. The utility model provides a frock is used in frame welding which characterized in that: the device comprises a general plate (54), wherein a supporting positioning piece, a first limiting piece and a second limiting piece are connected to the general plate (54);

the supporting and positioning part comprises a first supporting block (17) for supporting the first plate (11), a third supporting block (18) for supporting the vertical plate (15), a fourth supporting block (19) for supporting the positioning plate (6), a second supporting block (20) for supporting the first connecting plate (7) and a fifth supporting block (21);

the first limiting part is detachably connected with the main plate (54), the first limiting part comprises a second limiting frame (22) which is positioned on one side of the main plate (54) and used for limiting the third frame plate (5), a first limiting frame (23) which is positioned on the other side of the main plate (54) and used for limiting the first frame plate (1) and a third limiting frame (24) which is used for limiting the second frame plate (3), the first limiting frame (23) is positioned on one side of the supporting and positioning part, the second limiting frame (22) is positioned on the other side of the supporting and positioning part, and limiting pieces (25) used for limiting one end, provided with a base, of the loader frame are connected onto the first limiting frame (23) and the second limiting frame (22);

the second limiting piece comprises a fourth limiting frame (27) used for limiting the positioning plate (6), a fifth limiting frame (28) used for limiting the vertical plate (15) and a first positioning column (29) used for limiting the base, and the fourth limiting frame (27) and the fifth limiting frame (28) are positioned between the third supporting block (18) and the fourth supporting block (19);

the general plate (54) is connected with a bracket (33), and the bracket (33) is connected with a roller (34); the main plate (54) is connected with a first adjusting device, and the first adjusting device comprises step frames (35) which are connected to the two ends of the bottom of the main plate (54) in a sliding mode and a driving device for driving the step frames (35) at the two ends of the main plate (54) to move towards opposite directions; the driving device comprises a first motor (36), an adjusting rod (37), a first nut block (38) and a second nut block (39), the first motor (36) is arranged on a general plate (54), the adjusting rod (37) is rotatably connected to the general plate (54), the first motor (36) is linked with the adjusting rod (37), two sections of threads with opposite rotating directions are arranged on the adjusting rod (37), the first nut block (38) and the second nut block (39) are in sliding fit with the general plate (54), the first nut block (38) is in threaded connection with one section of threads of the adjusting rod (37), the second nut block (39) is in threaded connection with the other section of threads of the adjusting rod (37), the first nut block (38) and the second nut block (39) are both connected with a threaded rod (50), and a threaded rod (50) is in threaded connection with a ladder frame (35);

the first motor (36) and the adjusting rod (37) are driven by a belt (49), belt pulleys (48) are arranged on the first motor (36) and the adjusting rod (37), and the belt (49) is sleeved on the belt pulleys (48) and tensioned by the belt pulleys (48); first motor (36) are connected on total board (54) through second adjusting device, second adjusting device includes alignment jig (40), regulating plate (41), regulating arm (42), drive arm (43), lead screw (44) and regulating block (45), alignment jig (40) set up on total board (54), first motor (36) set up on regulating plate (41), regulating arm (42) articulates in four angle departments of regulating plate (41), the one end that regulating arm (42) kept away from regulating plate (41) is articulated with alignment jig (40), lead screw (44) rotate to be connected on alignment jig (40), regulating block (45) threaded connection is on lead screw (44), regulating block (45) and alignment jig (40) sliding fit, the one end of drive arm (43) is articulated with adjusting block (45), the other end articulates on regulating plate (41), and the pin joint coincidence between regulating plate (43) and regulating plate (41) is in the pin joint between a regulating arm (42) and regulating plate (41) and the pin joint between regulating plate (41) The driving arm (43) and the adjusting arm (42) are parallel to each other.

2. The tool for welding the frame according to claim 1, wherein: spacing piece (25) and first spacing (23) between be connected through stop screw (26), be connected through stop screw (26) between spacing piece (25) and the spacing (22) of second, be equipped with a plurality of regulation hole on spacing piece (25), stop screw (26) pass the regulation hole and connect spacing piece (25) on first spacing (23) and the spacing (22) of second.

3. The tool for welding the frame according to claim 1, wherein: first spacing (23), second spacing (22) and third spacing (24) all can be dismantled with total board (54) through locking screw and be connected, all be equipped with sliding block (30) on first spacing (23), second spacing (22) and third spacing (24), be equipped with sliding groove (31) on total board (54), sliding block (30) are in sliding groove (31) and with sliding groove (31) sliding fit, when sliding block (30) contradict sliding groove (31) and keep away from the one end at total board (54) edge, the position at first spacing (23), second spacing (22) and third spacing (24) place is the mounted position of first spacing (23), second spacing (22) and third spacing (24) promptly.

4. The tool for welding the frame according to claim 1, wherein: and magnets (32) are embedded on the supporting and positioning part, the first limiting part and the second limiting part.

5. The tool for welding the frame according to claim 1, wherein: and a lifting device for controlling the lifting of the general plate (54) is arranged at the bottom of the general plate (54).

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