CN221019442U - SJ chassis automatic welding tool - Google Patents
SJ chassis automatic welding tool Download PDFInfo
- Publication number
- CN221019442U CN221019442U CN202322775000.6U CN202322775000U CN221019442U CN 221019442 U CN221019442 U CN 221019442U CN 202322775000 U CN202322775000 U CN 202322775000U CN 221019442 U CN221019442 U CN 221019442U
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- plate
- threaded rod
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- welding tool
- automatic welding
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- 238000003466 welding Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000000670 limiting effect Effects 0.000 claims abstract description 12
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of railway vehicles, in particular to an automatic welding tool for an SJ underframe, which comprises a bottom beam and two struts arranged at the bottom of the bottom beam, wherein a plurality of movable plates are arranged on the bottom beam, the movable plates slide on the bottom beam through electric guide rails, an L-shaped plate is fixedly connected to the movable plates, and a limiting mechanism for limiting the underframe is arranged on the L-shaped plate.
Description
Technical Field
The utility model relates to the technical field of railway vehicles, in particular to an automatic welding tool for an SJ underframe.
Background
The underframe is a rectangular framework consisting of various longitudinal and transverse steel beams, supports the vehicle body, is a foundation of the vehicle body, and usually requires a fixture to fix and limit the steel beams when the underframe is assembled so as to automatically weld the underframe with the IGM;
The existing tool can only simply fix the chassis, the chassis is heavy in general quality, the chassis on the tool can be aligned by means of tools, gaps between the chassis are avoided to be too large, welding quality is affected, the door opening skirtboard cannot be positioned in an auxiliary mode, and the positioning size and the vehicle body profile degree of the skirtboard cannot be guaranteed.
Therefore, an automatic welding tool for the SJ underframe is designed.
Disclosure of utility model
The utility model aims to solve the problems that in the prior art, a vehicle underframe on a tool can be aligned by means of a tool and the auxiliary positioning of a doorway apron board cannot be performed, and provides an automatic welding tool for an SJ underframe.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
SJ chassis automatic weld frock, including the floorbar and set up two pillars in the floorbar bottom, be equipped with a plurality of movable plates on the floorbar, a plurality of the movable plate slides on the floorbar through electric guide rail, fixedly connected with L shaped plate on the movable plate, be equipped with the stop gear who is used for spacing to the car chassis on the L shaped plate, the bilateral symmetry of floorbar is equipped with the connecting plate, be equipped with the auxiliary positioning mechanism who is used for assisting the skirtboard location on the connecting plate.
Preferably, the limiting mechanism includes:
two first round rods which slide through the L-shaped plate;
the first threaded rod is in threaded connection with the L-shaped plate;
the fixed plate is fixedly connected with the first round rod and is rotationally connected with the first threaded rod.
Preferably, the end part of the first threaded rod is fixedly connected with a first rotating rod.
Preferably, the connecting plate is provided with a mounting groove, the mounting groove is rotationally connected with a rotating plate, and the auxiliary positioning mechanism is connected with the rotating plate.
Preferably, the auxiliary positioning mechanism comprises:
Two second round rods which penetrate through the rotating plate in a sliding manner;
The second threaded rod is in threaded connection with the rotating plate;
The auxiliary plate is fixedly connected with the second round rod and is rotatably connected with the second threaded rod.
Preferably, the end part of the second threaded rod is fixedly connected with a second rotating rod, and the connecting plate is connected with a fixing bolt in a threaded manner.
The beneficial effects of the utility model are as follows:
According to the utility model, the chassis is fixed on the moving plate by adopting the limiting mechanism, the moving plate is driven to move by the electric guide rail, and the chassis is driven to move, so that the chassis are tightly attached to each other, the chassis is not required to be hoisted by means of tools, and meanwhile, the influence on welding quality caused by overlarge gaps between the chassis can be avoided.
According to the utility model, the angle of the auxiliary positioning structure is adjusted by rotating the rotating plate, and then the auxiliary plate is driven to move by driving the auxiliary positioning mechanism, and the skirtboard is supported and limited by the auxiliary plate, so that the positioning size and the vehicle body profile degree of the skirtboard are ensured.
Drawings
Fig. 1 is a schematic structural diagram of an SJ chassis automatic welding tool provided by the utility model;
fig. 2 is a right side view of the SJ chassis automatic welding tool provided by the utility model;
FIG. 3 is a schematic structural view of an auxiliary positioning mechanism for an SJ chassis automatic welding tool provided by the utility model;
Fig. 4 is a schematic structural view of a limiting mechanism of an automatic welding tool for an SJ chassis.
In the figure: 1. a support post; 2. a bottom beam; 3. an electric guide rail; 4. a moving plate; 5. an L-shaped plate; 6. a first round bar; 7. a first threaded rod; 8. a fixing plate; 9. a connecting plate; 10. a first rotating lever; 11. an auxiliary plate; 12. a rotating plate; 13. a second threaded rod; 14. a second round bar; 15. a fixing bolt; 16. and a second rotating rod.
Detailed Description
Referring to fig. 1-4, the sj underframe automatic welding tool comprises a bottom beam 2 and two struts 1 arranged at the bottom of the bottom beam 2, wherein a plurality of moving plates 4 are arranged on the bottom beam 2, the moving plates 4 slide on the bottom beam 2 through electric guide rails 3, the electric guide rails 3 are PMI guide rails, the PMI guide rails are in rolling motion mode, the friction coefficient is particularly small, the difference between static friction force and dynamic friction force is particularly small, no idle slip phenomenon exists even in micro feeding, the resolving power and the reproducibility are optimal, the electric guide rails 3 are in the prior art, the excessive description is not made here, the L-shaped plates 5,L are fixedly connected on the moving plates 4, limiting mechanisms for limiting the underframe are arranged on the two sides of the bottom beam 2, and auxiliary positioning mechanisms for assisting in positioning of the skirtboard are arranged on the connecting plates 9.
Referring to fig. 1, 2 and 4, the limiting mechanism comprises two first round rods 6, the two first round rods 6 penetrate through the L-shaped plate 5 in a sliding manner, the movement of the fixed plate 8 is guided through the two first round rods 6, and meanwhile, the fixed plate 8 is prevented from synchronously rotating along with the first threaded rod 7, so that the limiting effect of the fixed plate 8 on the underframe is prevented from being influenced; the limiting mechanism further comprises a first threaded rod 7, and the first threaded rod 7 is in threaded connection with the L-shaped plate 5; the limiting mechanism further comprises a fixing plate 8, the fixing plate 8 is fixedly connected with the first round rod 6, the fixing plate 8 is rotatably connected with the first threaded rod 7, and a first rotating rod 10 is fixedly connected with the end part of the first threaded rod 7.
When the novel automobile chassis is used, the first threaded rod 7 is rotated through the first rotating rod 10, the first threaded rod 7 rotates to drive the fixing plate 8 to move downwards, so that the automobile chassis is fixedly clamped between the fixing plate 8 and the moving plate 4, when the automobile chassis is moved, the electric guide rail 3 is driven to drive the moving plate 4 to move, and then the automobile chassis on the moving plate 4 is driven to move, so that the automobile chassis is tightly attached to each other, the automobile chassis is not required to be hoisted by means of tools, and meanwhile, the welding quality can be prevented from being influenced by overlarge gaps between the automobile chassis.
Referring to fig. 2 and 3, a mounting groove is formed in the connecting plate 9, a rotating plate 12 is rotatably connected in the mounting groove, an auxiliary positioning mechanism is connected with the rotating plate 12, a fixing bolt 15 is connected to the connecting plate 9 in a threaded manner, the angle of the auxiliary positioning mechanism is adjusted by rotating the rotating plate 12, and the end portion of the fixing bolt 15 abuts against the rotating plate 12 through rotation of the fixing bolt 15, so that the rotating plate 12 is limited to rotate under the action of friction force.
The auxiliary positioning mechanism comprises two second round rods 14, the two second round rods 14 penetrate through the rotating plate 12 in a sliding manner, the movement of the auxiliary plate 11 is guided through the two second round rods 14, and meanwhile, the auxiliary plate 11 is prevented from synchronously rotating along with the second threaded rod 13, and the auxiliary positioning effect of the auxiliary plate 11 on the apron board is prevented from being influenced; the auxiliary positioning mechanism further comprises a second threaded rod 13, and the second threaded rod 13 is in threaded connection with the rotating plate 12; the auxiliary positioning mechanism further comprises an auxiliary plate 11, the auxiliary plate 11 is fixedly connected with the second round rod 14, the auxiliary plate 11 is rotatably connected with the second threaded rod 13, and the end part of the second threaded rod 13 is fixedly connected with a second rotating rod 16.
When the automobile apron is used, the rotating plate 12 is rotated to adjust the angle of the auxiliary positioning structure, the rotating plate 12 is limited by the rotating fixing bolts 15, the second threaded rod 13 is driven to rotate by the second rotating rod 16, the auxiliary plate 11 is driven to move by the rotating second threaded rod 13, and the apron board is supported and limited by the auxiliary plate 11, so that the positioning size and the automobile body profile of the apron board are guaranteed.
The working principle of the utility model is as follows:
When the chassis is fixed, the first threaded rod 7 is rotated through the first rotating rod 10, and the rotating first threaded rod 7 drives the fixed plate 8 to move downwards, so that the chassis is fixedly clamped between the fixed plate 8 and the movable plate 4;
When the chassis is moved, the electric guide rail 3 is driven to drive the moving plate 4 to move, so that the chassis on the moving plate 4 is driven to move;
When welding the skirtboard, rotate the angle that the auxiliary positioning structure was adjusted to the rotor plate 12, rotate fixing bolt 15 and carry out spacingly to rotor plate 12, drive second threaded rod 13 through second dwang 16 and rotate, pivoted second threaded rod 13 drives auxiliary plate 11 and removes, supports spacingly through auxiliary plate 11 to guarantee the location size and the automobile body profile degree of skirtboard.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1.SJ chassis automatic weld frock, including floorbar (2) and set up two pillar (1) in floorbar (2) bottom, a serial communication port, be equipped with a plurality of movable plates (4) on floorbar (2), a plurality of movable plates (4) slide on floorbar (2) through electric guide rail (3), fixedly connected with L shaped plate (5) on movable plate (4), be equipped with the stop gear that is used for spacing to the car chassis on L shaped plate (5), the bilateral symmetry of floorbar (2) is equipped with connecting plate (9), be equipped with the auxiliary positioning mechanism that is used for assisting the skirtboard location on connecting plate (9).
2. The SJ chassis automatic welding tool according to claim 1, wherein the limiting mechanism comprises:
two first round bars (6), wherein the two first round bars (6) penetrate through the L-shaped plate (5) in a sliding manner;
The first threaded rod (7), the said first threaded rod (7) is connected with L-shaped plate (5) screw thread;
The fixed plate (8), fixed plate (8) and first round bar (6) fixed connection, fixed plate (8) and first threaded rod (7) rotate to be connected.
3. The SJ undercarriage automatic welding tool according to claim 2, wherein an end of the first threaded rod (7) is fixedly connected with a first rotating rod (10).
4. The automatic welding tool for the SJ underframe according to claim 1, wherein a mounting groove is formed in the connecting plate (9), a rotating plate (12) is rotationally connected in the mounting groove, and the auxiliary positioning mechanism is connected with the rotating plate (12).
5. The SJ chassis automatic welding tool of claim 4, wherein the auxiliary positioning mechanism comprises:
two second round bars (14), the two second round bars (14) sliding through the rotating plate (12);
a second threaded rod (13), wherein the second threaded rod (13) is in threaded connection with the rotating plate (12);
And an auxiliary plate (11), wherein the auxiliary plate (11) is fixedly connected with the second round rod (14), and the auxiliary plate (11) is rotatably connected with the second threaded rod (13).
6. The automatic welding tool for the SJ underframe according to claim 5, wherein the end part of the second threaded rod (13) is fixedly connected with a second rotating rod (16), and the connecting plate (9) is in threaded connection with a fixing bolt (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322775000.6U CN221019442U (en) | 2023-10-17 | 2023-10-17 | SJ chassis automatic welding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322775000.6U CN221019442U (en) | 2023-10-17 | 2023-10-17 | SJ chassis automatic welding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221019442U true CN221019442U (en) | 2024-05-28 |
Family
ID=91190699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322775000.6U Active CN221019442U (en) | 2023-10-17 | 2023-10-17 | SJ chassis automatic welding tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221019442U (en) |
-
2023
- 2023-10-17 CN CN202322775000.6U patent/CN221019442U/en active Active
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