CN215846533U - Tracking and straightening mechanism for circular tube and cylinder center rotary machining - Google Patents
Tracking and straightening mechanism for circular tube and cylinder center rotary machining Download PDFInfo
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- CN215846533U CN215846533U CN202122339098.1U CN202122339098U CN215846533U CN 215846533 U CN215846533 U CN 215846533U CN 202122339098 U CN202122339098 U CN 202122339098U CN 215846533 U CN215846533 U CN 215846533U
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- support frame
- tracking
- straightening mechanism
- rotary machining
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Abstract
The utility model relates to a circular tube cylinder center rotary machining tracking and straightening mechanism which comprises a middle support frame fixed on a welding gun mechanism, wherein a first through groove penetrates through the middle support frame along the moving direction of the welding gun mechanism, and a middle stabilizing assembly used for slidably clamping a circular tube is arranged on one side of the middle support frame facing the welding position of the welding gun mechanism. The utility model has a structure moving along with the welding gun mechanism and always clamps and fixes the part of the circular tube workpiece close to the surfacing position, thereby effectively reducing the deformation of the surfacing position.
Description
Technical Field
The utility model relates to the technical field of surfacing, in particular to a tracking and straightening mechanism for circular tube and cylinder center rotary machining.
Background
The surfacing welding is to weld a new layer of material on the surface of an object so as to improve the performance of the object.
The prior patent with publication number CN109570696A discloses a water-cooled tube rotary surfacing device, which comprises a rack, a welding gun mechanism, a rotating mechanism and contact wheel mechanisms, wherein a plurality of contact wheel mechanisms are arranged along the length direction of the rack;
when the circular tube is subjected to surfacing welding, one section of the circular tube is fixed in the rotating mechanism, the rest part of the circular tube is placed on the contact wheel mechanism, the circular tube is driven to rotate around the axis of the circular tube through the rotating mechanism, and the welding gun mechanism moves in the length direction of the rack, so that surfacing welding on the surface of the whole circular tube is realized.
The above prior art solutions have the following drawbacks: in the actual surfacing process, because the round pipe is longer, the deformation is too large when one end of the clamping round pipe rotates, so that the difference of the surfacing thickness of the round pipe exists, and the performance of the round pipe is influenced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a tracking and straightening mechanism for circular tube and cylindrical center rotary machining.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a straightening mechanism is trailed in pipe cylinder class center rotary machining, is including being fixed in the middle part support frame in the welder mechanism, run through along welder mechanism's moving direction in the support frame of middle part and seted up logical groove one, be located that one side that middle part support frame towards welder mechanism welding department is provided with the middle part subassembly that stabilizes that is used for sliding the centre gripping pipe.
The present invention in a preferred example may be further configured to: the middle supporting frame comprises a middle lifting plate which can slide along the vertical direction with the welding gun mechanism.
The present invention in a preferred example may be further configured to: the middle stabilizing assembly comprises a rotary support and a three-jaw chuck, the inner ring of the rotary support is relatively fixed with the middle supporting frame, and the three-jaw chuck is relatively fixed with the outer ring of the rotary support.
The present invention in a preferred example may be further configured to: the clamping ends of the three-jaw chuck are provided with contact wheels, and the axes of the contact wheels are perpendicular to the axes of the first through grooves.
The present invention in a preferred example may be further configured to: the symmetrical both sides of middle part support frame all are provided with the subassembly that stabilizes in middle part.
In summary, the utility model includes at least one of the following beneficial technical effects:
1. the middle support frame moves along with the welding gun mechanism and is always clamped and fixed at a position close to a circular tube workpiece and close to a surfacing part, so that the deformation of the surfacing part is effectively reduced;
2. the contact wheel in the middle supporting mechanism effectively reduces the friction force between the circular tube workpiece and the middle supporting mechanism, ensures that the middle supporting mechanism stably moves and clamps the circular tube workpiece for stable surfacing welding, and reduces the abrasion of the workpiece due to the linear contact of the contact wheel and the workpiece;
3. the middle lifting plate and the middle translation plate are matched to move and then locked, so that all the contact wheels can be abutted against the outer side of the circular tube workpiece, and the tracking and straightening effects are improved.
Drawings
FIG. 1 is a schematic view of a follow straightening mechanism;
fig. 2 is a schematic diagram for embodying a structure of the through groove.
In the figure, 1, a welding gun mechanism; 3. a middle support frame; 31. a first through groove; 32. a middle translation plate; 321. a waist-shaped groove; 322. a screw; 4. a middle lifting plate; 5. a middle stabilizing assembly; 10. a slewing bearing; 11. a three-jaw chuck; 12. a contact wheel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in the attached drawings 1 and 2, the circular tube cylindrical center rotary machining tracking and straightening mechanism disclosed by the utility model is relatively fixed with the welding gun mechanism 1, namely, the movement of the welding gun mechanism 1 is synchronously followed in the surfacing process, so that the deformation of a surfacing part is greatly reduced, and the surfacing quality is improved.
Trail straightening mechanism and include middle part support frame 3 and middle part subassembly 5 that stabilizes, wherein middle part support frame 3 is the cuboid and constructs 1 relatively fixed mounting with welder, it has seted up logical groove 31 to run through at the center of middle part support frame 3 and along welder mechanism 1's moving direction, it is used for the grafting pipe work piece to lead to groove 31, it all installs middle part subassembly 5 that stabilizes to lie in the both ends that logical groove 31 seted up middle part support frame 3 in the direction simultaneously, middle part subassembly 5 that stabilizes is used for the periphery side of slip butt pipe work piece, thereby realize reducing build-up welding department pipe work piece deflection.
The middle stabilizing component 5 comprises a slewing bearing 10 and a three-jaw chuck 11, wherein an inner ring of the slewing bearing 10 is fixedly connected with the middle supporting frame 3, the inner ring of the slewing bearing 10 is coaxially and fixedly connected with the first through groove 31, the three-jaw chuck 11 is coaxially and fixedly connected with an outer ring of the slewing bearing 10, a contact wheel 12 (the contact wheel 12 can be any one of slewing structure, such as a cylinder, a bearing and the like) is installed at the clamping end of the three-jaw chuck 11, and the axis of the contact wheel 12 is perpendicular to the axis of the first through groove 31; after the pipe work piece passed logical groove 31, adjust three-jaw chuck 11, make contact wheel 12 and the pipe work piece butt of 11 exposed core of three-jaw chuck, at the build-up welding in-process, slewing bearing 10 can support three-jaw chuck 11 and rotate, make three-jaw chuck 11 and pipe work piece relatively fixed, contact the roll butt between wheel 12 and the pipe work piece simultaneously, very big reduction middle part supporting mechanism 2 and the pipe work piece between the resistance of relative movement, simultaneously can the steady support reduce the deflection of pipe work piece build-up welding department.
Wherein middle part support frame 3 can follow vertical direction and slide the setting, fixed mounting has middle part lifter plate 4 on middle part support frame 3, middle part lifter plate 4 slides along vertical direction and inlays and locate welder mechanism 1, and adjust the pole through the threaded mounting on welder mechanism 1, the lower extreme of adjusting the pole and the lower extreme butt of middle part lifter plate 4, thereby it removes to support middle part lifter plate 4 through rotating the regulation pole, adjust the back through bolt and nut fixed middle part lifter plate 4, reduce the coaxial error between slewing mechanism and the logical groove 31, further reduce the deformation when the pipe work piece that the error caused is rotatory.
And still install middle part translation board 32 in middle part support frame 3 symmetry both sides, waist type groove 321 has been seted up along the horizontal direction at four ends of middle part translation board 32, set up the screw hole that aligns with waist type groove 321 respectively on middle part support frame 3, and the fixed middle part translation board 32 of assembly extrusion through bolt and screw hole, screw rod 322 is installed at the horizontal one side screw thread of middle part support frame 3 simultaneously, screw rod 322 and 32 horizontal direction one side butt of middle part translation board, adjust middle part translation board 32 displacement through rotating screw rod 322, through the removal of middle part lifter plate 4 with middle part translation board 32 promptly, guarantee that contact wheel 12 homoenergetic is stable with the pipe outside butt.
The implementation principle of the embodiment is as follows:
before surfacing, a circular tube workpiece sequentially penetrates through the first through groove 31 and then is inserted and fixed into the rotating mechanism, and then the three-jaw chuck 11 on the middle stabilizing assembly 5 is adjusted until the contact wheel 12 is abutted against the outer side of the circular tube;
in the surfacing process, the slewing bearing 10 in the middle part stabilizing assembly 5 can support the three-jaw chuck 11 to rotate, so that the three-jaw chuck 11 and the circular pipe workpiece are relatively fixed, meanwhile, the contact wheel 12 is in rolling butt joint with the circular pipe workpiece, the resistance of relative movement between the straightening mechanism and the circular pipe workpiece is greatly reduced, and meanwhile, the deformation of the surfacing part of the circular pipe workpiece can be stably supported and reduced.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.
Claims (6)
1. The utility model provides a pipe cylinder class center rotary machining trails straightening mechanism which characterized in that: including middle part support frame (3) on being fixed in welder mechanism (1), run through along the moving direction of welder mechanism (1) in middle part support frame (3) and seted up logical groove one (31), lie in middle part support frame (3) and be provided with middle part firm subassembly (5) that are used for sliding the centre gripping pipe towards one side of welder mechanism (1) welding department.
2. The round tube and cylinder type center rotary machining tracking and straightening mechanism according to claim 1, which is characterized in that: the middle supporting frame (3) is provided with a middle lifting plate (4) which can slide along the vertical direction with the welding gun mechanism (1).
3. The round tube and cylinder type center rotary machining tracking and straightening mechanism according to claim 1, which is characterized in that: the middle stabilizing assembly (5) comprises a rotary support (10) and a three-jaw chuck (11), the inner ring of the rotary support (10) is relatively fixed with the middle support frame (3), and the three-jaw chuck (11) is relatively fixed with the outer ring of the rotary support (10).
4. The round tube and cylinder type center rotary machining tracking and straightening mechanism according to claim 3, characterized in that: the middle support frame (3) is provided with a middle translation plate (32) moving along the horizontal direction, and the inner end of the slewing bearing (10) is fixed on the middle translation plate (32).
5. The round tube and cylinder type center rotary machining tracking and straightening mechanism according to claim 3, characterized in that: the clamping ends of the three-jaw chuck (11) are provided with contact wheels (12), and the axis of each contact wheel (12) is perpendicular to the axis of the corresponding through groove I (31).
6. The round tube and cylinder type center rotary machining tracking and straightening mechanism according to claim 3, characterized in that: the symmetrical two sides of the middle supporting frame (3) are provided with the middle stabilizing component (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122339098.1U CN215846533U (en) | 2021-09-26 | 2021-09-26 | Tracking and straightening mechanism for circular tube and cylinder center rotary machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122339098.1U CN215846533U (en) | 2021-09-26 | 2021-09-26 | Tracking and straightening mechanism for circular tube and cylinder center rotary machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215846533U true CN215846533U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122339098.1U Active CN215846533U (en) | 2021-09-26 | 2021-09-26 | Tracking and straightening mechanism for circular tube and cylinder center rotary machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215846533U (en) |
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2021
- 2021-09-26 CN CN202122339098.1U patent/CN215846533U/en active Active
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