CN217167244U - Welding fixing clamp - Google Patents
Welding fixing clamp Download PDFInfo
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- CN217167244U CN217167244U CN202123360063.2U CN202123360063U CN217167244U CN 217167244 U CN217167244 U CN 217167244U CN 202123360063 U CN202123360063 U CN 202123360063U CN 217167244 U CN217167244 U CN 217167244U
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- lifting frame
- screw rod
- jacking
- crankshaft
- spindle
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Abstract
The utility model relates to a welding fixing clamp, which comprises a crankshaft and a lifting frame; the left lifting frame and the right lifting frame are arranged at intervals, and two ends of the crankshaft are rotatably arranged on the two lifting frames; the crankshaft comprises main shaft journals at two ends and different shaft journals in the middle, and balancing weights for balancing the different shaft journals are arranged on the main shaft journals; the spindle journal is provided with a jacking component for jacking the workpiece. The device adopts the bent axle setting, when setting up the work piece, can place the work piece between two main shaft journals, can master the upset position of work piece better when rotating, and the crane can go up and down in the direction of height, guarantees the flexibility that the work piece adjusted.
Description
Technical Field
The utility model relates to a welding frock technical field, concretely relates to welding fixture.
Background
When a large workpiece is welded, the workpiece is usually fixed to a welding fixture, and the welding of the workpiece at each angle is realized by adjusting a welding jig.
The traditional welding fixture usually adopts two rotary flanges to fix a butted workpiece, a support frame for supporting the workpiece is also required to be arranged between the two flanges, and the structure is very complex; for some workpieces with special shapes, the heights during welding are different, but the traditional welding clamp cannot effectively lift, so that the practical requirements during actual welding cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a welding fixing tool to solve the problem that traditional welding tool structure is complicated and can't effectively go up and down.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a welding fixing clamp comprises a crankshaft and a lifting frame;
the left lifting frame and the right lifting frame are arranged at intervals, and two ends of the crankshaft are rotatably arranged on the two lifting frames; the crankshaft comprises main shaft journals at two ends and different shaft journals in the middle, and balancing weights for balancing the different shaft journals are arranged on the main shaft journals;
and a jacking component for jacking the workpiece is arranged on the spindle journal.
Furthermore, the two lifting frames are respectively a left lifting frame and a right lifting frame, and the left lifting frame and the right lifting frame are arranged at intervals left and right; the spindle journals at the two ends are respectively and rotatably arranged at the upper ends of the left lifting frame and the right lifting frame.
Furthermore, the lower ends of the left lifting frame and the right lifting frame are respectively provided with a scissor jack.
Further, the jacking component is a jacking screw rod; the jacking screw rods are respectively marked as a left jacking screw rod and a right jacking screw rod; the two spindle journals are respectively marked as a left spindle journal and a right spindle journal; the left jacking screw rod is arranged in the left spindle journal in a penetrating and rotating mode, and the right jacking screw rod is arranged in the right spindle journal in a penetrating and rotating mode.
Furthermore, a left clamping part convenient to rotate is arranged at the left end of the left tightening screw rod, and a left butt joint part used for butt joint of workpieces is arranged at the right end of the left tightening screw rod; the right end of the right jacking screw rod is provided with a right clamping portion convenient to rotate, and the left end of the right jacking screw rod is provided with a right butt joint portion used for butt joint of workpieces.
Furthermore, a wheel disc for rotating the crankshaft is arranged at the left end of the left spindle journal.
Furthermore, a clamping hook used for clamping a workpiece is hinged to the different shaft neck.
The utility model has the advantages that:
a welding fixing tool comprises a crankshaft and a lifting frame, wherein a workpiece is placed on the crankshaft, a jacking component is screwed in the crankshaft to jack the workpiece, and when the height of the workpiece needs to be adjusted, the lifting frame can be adjusted in height, so that the workpiece can be adjusted in the height direction; the device adopts the bent axle setting, when setting up the work piece, can place the work piece between two main shaft journals, can master the upset position of work piece better when rotating, and the crane can go up and down in the direction of height, guarantees the flexibility that the work piece adjusted.
Drawings
FIG. 1 is a front view of the overall structure of the utility model;
fig. 2 is a left side view of the overall structure of the utility model.
Names corresponding to the marks in the figure:
1. the device comprises a left spindle journal, 10, a wheel disc, 2, a right spindle journal, 3, a different shaft journal, 30, a clamping hook, 4, a left abutting screw, 40, a left clamping part, 41, a left abutting part, 5, a right abutting screw, 50, a left clamping part, 51, a right abutting part, 6, a balancing weight, 7, a left lifting frame, 70, a shear type lifting frame, 71, an adjusting screw, 8 and a right lifting frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
The embodiment of the utility model provides a:
as shown in fig. 1-2, a welding fixture includes a crankshaft and a crane.
The crankshaft in this embodiment is similar to, but not identical to, the crankshaft in the engine, and the entire structure of the fixing jig will be described in detail below.
The crankshaft is transversely arranged left and right, a left main shaft journal 1 is arranged at the left end of the crankshaft, a right main shaft journal 2 is arranged at the right end of the crankshaft, and a section between the left main shaft journal 1 and the right main shaft journal 2 is provided with a different shaft journal 3; the crane is equipped with two altogether, is left crane 7 and right crane 8 respectively, and the both ends of bent axle namely left main shaft axle journal 1 and right main shaft axle journal 2 rotate the setting through the bearing respectively in the upper end of two left cranes 7 and right crane 8, have set up a rim plate 10 in the left end of main shaft axle journal, rotate rim plate 10 and can rotate the bent axle. The crankshaft is used as the core part of the whole fixture, the axis connecting line position of the left spindle journal 1 and the right spindle journal 2 can be set for placing a workpiece, and the whole position of the workpiece can be better grasped when the workpiece is turned over.
In the above structure, since the different shaft journal 3 and the left and right shaft journals 1 and 2 are not coaxially arranged, in a natural state, the different shaft journal 3 is always positioned below, when a crankshaft provided with a workpiece is rotated, the different shaft journal 3 in the crankshaft is always positioned below under the action of gravity, so that the workpiece is very difficult to rotate and cannot be effectively rotated to an effective position, in order to solve the problem, the balancing weights 6 are respectively arranged on the left and right shaft journals 1 and 2 to balance the different shaft journals 3, the balancing weights 6 are made of metal solid blocks, in the embodiment, the iron blocks are used as the balancing weights, the crankshaft after balancing the balancing weights can stay in any state during rotation, and even if the workpiece is arranged in the crankshaft, the workpiece can be positioned at any time in the rotating process through adjustment of the clamping position of the workpiece, to facilitate welding.
The left spindle journal 1 and the right spindle journal 2 are provided with a jacking component for jacking a workpiece, the jacking component is a jacking screw, and the jacking screw is respectively arranged as a left jacking screw 4 and a right jacking screw 5 corresponding to the left spindle journal 1 and the right spindle journal 2; the left jacking screw rod 4 is arranged in the left spindle shaft neck 1 in a penetrating and rotating mode, a left clamping portion 40 is arranged at the left end of the left jacking screw rod 4, the left clamping portion 40 is hexagonal prism-shaped and can be clamped and rotated by a wrench, a left butt joint portion 41 is arranged at the right end of the left jacking screw rod 4, and the left butt joint portion 41 is horn-shaped and used for butt joint of workpieces; the right jacking screw rod 5 is arranged in the right spindle shaft neck 2 in a penetrating and rotating mode, a right clamping portion 50 is arranged at the right end of the right jacking screw rod 5, the right clamping portion 50 is hexagonal prism-shaped and can be clamped and rotated by a wrench, a right butt joint portion 51 is arranged at the left end of the right jacking screw rod 5, and the right butt joint portion 51 is horn-shaped and used for butt joint of workpieces; when the work piece was placed between left top tight screw rod 4 and right top tight screw rod 5, can rotate left joint portion 40 and right joint portion 50 with the spanner, can make left top tight screw rod 4 and right top tight screw rod 5 all to the centre tightly, then with the work piece fixed column.
The clamping hook 30 is hinged on the different shaft neck 3, the clamping hook 30 can be hinged and rotated in a plane perpendicular to the different shaft neck 3, when a workpiece is arranged on the crankshaft, the clamping hook 30 can be rotated to clamp the workpiece, and it is noted that the clamping hook 30 is not always used, and only needs to be used when the workpiece is specific.
The left lifting frame 7 and the right lifting frame 8 have the same structure, the left lifting frame 7 is used for explanation, and the right lifting frame 8 is not described in detail.
The lower section of the left lifting frame 7 is provided with a scissor jack 70, an adjusting screw 71 is arranged in the scissor jack 70, the height of the left lifting frame 7 can be changed by rotating the adjusting screw 71, the front end of the adjusting screw 71 is provided with a clamping groove of a revolving door for clamping a wrench, and the wrench can be used for clamping the clamping groove to rotate during lifting adjustment; the lower end of the scissor jack 70 may be fixed to the ground by screws.
The working principle is as follows:
placing a workpiece on a crankshaft, screwing a left tightening screw rod 4 and a right tightening screw rod 5 to tighten the workpiece, rotating a wheel disc 10 on a left spindle journal 1 after tightening to overturn the workpiece to show different workpiece positions for welding, and rotating an adjusting screw rod 71 in a scissor jack 70 in a left lifting frame 7 and a right lifting frame 8 by a wrench when the height of the workpiece needs to be adjusted, so that the adjustment of the workpiece in the height direction can be realized; the device adopts the bent axle setting, when setting up the work piece, can place the work piece between two main shaft journals, can master the upset position of work piece better when rotating, and the crane can go up and down in the direction of height, guarantees the flexibility that the work piece was adjusted.
Claims (7)
1. The utility model provides a welding fixing clamp which characterized in that: comprises a crankshaft and a lifting frame;
the left lifting frame and the right lifting frame are arranged at intervals, and two ends of the crankshaft are rotatably arranged on the two lifting frames;
the crankshaft comprises main shaft journals at two ends and different shaft journals in the middle, and balancing weights for balancing the different shaft journals are arranged on the main shaft journals;
and a jacking component for jacking the workpiece is arranged on the spindle journal.
2. The welding fixture of claim 1, wherein: the two lifting frames are respectively a left lifting frame and a right lifting frame, and the left lifting frame and the right lifting frame are arranged at intervals left and right; the spindle journals at the two ends are respectively and rotatably arranged at the upper ends of the left lifting frame and the right lifting frame.
3. The welding fixture of claim 2, wherein: the lower ends of the left lifting frame and the right lifting frame are both provided with scissor jacks.
4. The welding fixture of claim 1, wherein: the jacking component is a jacking screw rod; the jacking screw rods are respectively marked as a left jacking screw rod and a right jacking screw rod; the two spindle journals are respectively marked as a left spindle journal and a right spindle journal; the left jacking screw rod is arranged in the left spindle journal in a penetrating and rotating mode, and the right jacking screw rod is arranged in the right spindle journal in a penetrating and rotating mode.
5. The welding fixture of claim 4, wherein: the left end of the left tightening screw is provided with a left clamping part convenient to rotate, and the right end of the left tightening screw is provided with a left butt joint part used for butt joint of workpieces; the right end of the right jacking screw rod is provided with a right clamping portion convenient to rotate, and the left end of the right jacking screw rod is provided with a right butt joint portion used for butt joint of workpieces.
6. The welding fixture of claim 4, wherein: and a wheel disc for rotating a crankshaft is arranged at the left end of the left spindle journal.
7. The welding fixture of claim 1, wherein: the special shaft neck is hinged with a clamping hook used for clamping a workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360063.2U CN217167244U (en) | 2021-12-28 | 2021-12-28 | Welding fixing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360063.2U CN217167244U (en) | 2021-12-28 | 2021-12-28 | Welding fixing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217167244U true CN217167244U (en) | 2022-08-12 |
Family
ID=82731675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123360063.2U Active CN217167244U (en) | 2021-12-28 | 2021-12-28 | Welding fixing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217167244U (en) |
-
2021
- 2021-12-28 CN CN202123360063.2U patent/CN217167244U/en active Active
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