CN114102022A - Robot welding fixture for shaft assemblies - Google Patents
Robot welding fixture for shaft assemblies Download PDFInfo
- Publication number
- CN114102022A CN114102022A CN202111529527.XA CN202111529527A CN114102022A CN 114102022 A CN114102022 A CN 114102022A CN 202111529527 A CN202111529527 A CN 202111529527A CN 114102022 A CN114102022 A CN 114102022A
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- China
- Prior art keywords
- shaft assembly
- welding fixture
- welded
- bottom plate
- shaft
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 69
- 230000000712 assembly Effects 0.000 title abstract description 12
- 238000000429 assembly Methods 0.000 title abstract description 12
- 238000003825 pressing Methods 0.000 claims description 18
- 238000002788 crimping Methods 0.000 claims description 3
- 239000004579 marble Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 14
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a shaft assembly robot welding fixture which comprises a rotatable turntable assembly and a plurality of welding fixture modules detachably arranged on the turntable assembly, wherein an arc baffle is arranged between the welding fixture modules, each welding fixture module comprises a bottom plate detachably connected to the turntable assembly and a plurality of fixture assemblies arranged on the bottom plate, and each fixture assembly is fixedly provided with a shaft assembly to be welded so as to form a plurality of machining stations. The shaft component robot welding fixture disclosed by the invention has the advantages that through the formed stations, when one station is welded, the other station can simultaneously carry out feeding and discharging, so that the time consumption of the machining process is effectively reduced, and the welding machining efficiency is improved.
Description
Technical Field
The invention relates to the technical field of welding fixtures, in particular to a robot welding fixture for shaft assemblies.
Background
The shaft component is one of typical parts frequently encountered in hardware fittings, is mainly used for supporting transmission parts, transmitting torque and bearing load, and can be generally divided into three types of optical axes, stepped axes and special-shaped axes or a solid axis, a hollow axis and the like according to different structural forms of the shaft component.
At present, the clamp is frequently required to be used in the welding process of the shaft component, but most of the welding clamps used at present clamp two ends of a part, and vibration force generated in the welding process easily causes scraping or abrasion of the surface of the shaft component, so that unnecessary loss is caused, the production cost is improved, and the production efficiency is low.
Disclosure of Invention
In order to solve the above technical problems, embodiments of the present invention desirably provide a robot welding jig for shaft assemblies, which is capable of forming a plurality of stations and simultaneously performing machining to improve welding efficiency and facilitate replacement.
The technical scheme of the invention is realized as follows:
the utility model provides an axle type subassembly robot welding jig, includes rotatable carousel subassembly and detachably locates a plurality of welding jig modules on the carousel subassembly, each set up the arc board between the welding jig module, each the welding jig module includes that detachably connects bottom plate on the carousel subassembly and locating a plurality of anchor clamps subassemblies of bottom plate, each fixed one is treated welding axle type subassembly in order to form a plurality of processing stations on the anchor clamps subassembly.
Preferably, the clamp assembly comprises a base fixed on the bottom plate and used for placing the shaft assembly, and a lateral clamp and a pressing mechanism connected to the periphery of the base, wherein the lateral clamp and the pressing mechanism are used for pressing the shaft assembly to be welded arranged on the base.
Preferably, the top pressure mechanism comprises a driver, a fixing support, a pivoting mechanism and an adjusting pressure rod, the adjusting pressure rod is inserted in the fixing support and can slide up and down along the fixing support, the pivoting mechanism is rotatably connected to the adjusting pressure rod, the end part of the pivoting mechanism is pressed on the shaft assembly, the driver is fixed on the bottom plate, one end of the driver is connected with the pivoting mechanism and used for pulling the pivoting mechanism to rotate, and the driver stretches and retracts to drive the pivoting mechanism to rotate and simultaneously drive the adjusting pressure rod to slide up and down.
Preferably, the pivoting mechanism comprises a connecting pin and a rotating frame which rotates on the connecting pin, one end of the connecting pin is rotatably connected to the adjusting pressure rod, the other end of the connecting pin is rotatably connected with the rotating frame, the driver is rotatably connected to one end of the rotating frame and used for driving the rotating frame and the adjusting pressure rod to act, and the other end of the rotating frame is in compression joint with the shaft assembly to be welded.
Preferably, one end of the adjusting pressure rod, which is used for crimping the shaft type component to be welded, is provided with a limiting groove, and the top of the shaft type component to be welded is embedded in the limiting groove;
one side of the limiting groove is provided with a compressible marble which is abutted to the shaft component to be welded.
Preferably, the lateral clamp comprises a positioning column fixed on the bottom plate and a rotary pressure plate rotatably connected to the positioning column, and the rotary pressure plate is in pressure joint with the peripheral side position of the shaft assembly to be welded.
Preferably, the turntable assembly comprises a rotating device and a disc body, the disc body is arranged on the rotating device, the rotating device drives the disc body to rotate, and the welding fixture is arranged on the disc body.
Preferably, the disc body is provided with a mounting hole, a bolt is arranged below the bottom plate, and the bolt is inserted into the mounting hole.
Preferably, the rotating device is a cam divider.
Preferably, the tray body further comprises a quick clamp used for pressing the bottom plate, and the quick clamp is fixed on the tray body.
The shaft component robot welding fixture provided by the embodiment of the invention has the advantages that through the formed stations, when one station is welded, the other station can simultaneously carry out feeding and discharging, so that the time consumption of the machining process is effectively reduced, and the welding machining efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of a robot welding jig for shaft components according to the present invention;
FIG. 2 is a schematic view of a part of the shaft assembly robot welding jig shown in FIG. 1;
fig. 3 is a schematic structural view of the jig assembly shown in fig. 1.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Please refer to fig. 1 and fig. 2, wherein fig. 1 is a schematic structural diagram of a welding fixture for a shaft assembly robot according to the present invention; fig. 2 is a partial structural schematic view of the shaft assembly robot welding jig shown in fig. 1. The shaft component robot welding fixture comprises a rotatable turntable component 1 and a plurality of welding fixture modules 3 detachably arranged on the turntable component 1. Each welding fixture module 3 comprises a bottom plate 31 detachably connected to the turntable assembly 1 and a plurality of fixture assemblies 33 arranged on the bottom plate 31, each fixture assembly 33 is fixedly provided with a shaft assembly 10 to be welded to form a plurality of machining stations, and through the formed stations, when one station is welded, the other station can simultaneously carry out loading and unloading, so that the time consumption of the machining process is effectively reduced, and the welding machining efficiency is improved.
Specifically, in this embodiment, the number of the welding jig modules 3 is 2, and the 2 welding jig modules 3 are separated by the arc baffle 4. Of course, in other embodiments, the number of the welding jig modules 3 may be more than 2. The welding clamp module 3 is arranged into a module component, and the welding clamp module 3 can be integrally arranged and replaced by modularization, so that the adaptability is high.
The arc baffle 4 can prevent welding arcs generated by two welding robots which are used for welding at the same time from splashing to adjacent stations, and the safety is improved. Two clamp assemblies 33 are provided on each of the welding clamp modules 3, i.e., four clamp assemblies 33 are provided on the turntable assembly 1 in total. Wherein two clamp assemblies 33 are arranged on two sides of the arc baffle 4.
Please refer to fig. 3, which is a schematic structural diagram of the clamping assembly shown in fig. 1. Each of the clamp assemblies 33 includes a base 311 fixed on the bottom plate 31 for placing a shaft assembly to be welded, and a lateral clamp 333 and a pressing mechanism 335 arranged on the periphery of the base 311, wherein the lateral clamp 333 and the pressing mechanism 335 are used for pressing the shaft assembly arranged on the base 311. The lateral clamp 333 and the top pressing mechanism 335 are fixed in a lateral pressing and top pressing manner, so that shaft components in the welding process are prevented from loosening in the processing process, and the yield of the shaft components in the welding process is further effectively improved.
The pressing mechanism 335 includes a driver 3351, a holding support 3353, a pivoting mechanism 3355, and an adjusting pressure rod 3359. The adjusting pressure rod 3359 is inserted into the holding support 3353 and can slide up and down along the holding support 3353, the pivoting mechanism 3355 is rotatably connected to the adjusting pressure rod 3359, the end of the pivoting mechanism 3355 is pressed on a shaft component, the driver 3351 is fixed on the bottom plate 31, one end of the driver 3351 is connected with the pivoting mechanism 3355 for pulling the pivoting mechanism 3355 to rotate, and the driver 3351 stretches and retracts to drive the pivoting mechanism 3355 to rotate and simultaneously drive the adjusting pressure rod 3359 to slide up and down. When the driver 3351 moves downwards, the pivoting mechanism 3355 is pulled to rotate and simultaneously the adjusting pressure rod 3359 is lifted, so that the adjusting pressure rod 3359 pressed on the shaft assembly and the pivoting mechanism 3355 are spaced from the welded shaft assembly to release the shaft assembly.
Specifically, the driver is an air cylinder. Of course, in other embodiments, the driver may also be a cylinder or a push rod, etc.
The pivoting mechanism 3355 comprises a connecting pin 3356 and the rotating frame 3357 rotating on the connecting pin 3356, one end of the connecting pin 3356 is rotatably connected to the adjusting pressure rod 3359, the other end of the connecting pin 3356 is rotatably connected to the rotating frame 3357, the driver 3351 is rotatably connected to one end of the rotating frame 3357 for driving the rotating frame 3357 and the adjusting pressure rod 3359 to move, and the other end of the rotating frame 3357 is pressed on the shaft assembly to be welded. Specifically, when the driver 3351 contracts, the rotating frame 3357 is driven to rotate to loosen welded shaft components, and then the connecting pin connected with the rotating frame is driven to rotate, and when the connecting pin rotates, the adjusting pressure rod 3359 is pushed to lift up to completely loosen the shaft components; on the contrary, when the driver 3351 extends, the rotating frame 3357 is driven to rotate to press the shaft assemblies to be welded, the connecting pin connected with the rotating frame is driven to rotate, and the adjusting pressure rod 3359 is pulled to press down when the connecting pin rotates to press the shaft assemblies completely. The workpiece is compressed in a linkage mode, the structure is simple and flexible, and the fastening effect is good.
The adjusting pressure rod 3359 is used for crimping one end of the shaft assembly to be welded and is provided with a limiting groove 337, the top of the shaft assembly to be welded is embedded in the limiting groove 337 and is used for fixing the top of the shaft assembly so as to prevent the shaft assembly from moving up and down during machining, and the machining fixing effect is improved.
Preferably, one side of the limiting groove 337 is provided with a compressible marble 339 abutting against the shaft component to be welded. When the shaft assembly is inserted into the limiting groove 337, the compressible balls 339 can generate a certain amount of compression in the holes provided therein, and after entering, the compressible balls 339 rebound to press the top of the shaft assembly.
The lateral clamp 333 comprises a positioning column 3331 fixed on the bottom plate 31 and a rotary pressing plate 3333 rotatably connected to the positioning column 3331, wherein the rotary pressing plate 3333 is pressed at the peripheral position of the shaft assembly to be welded for fixing the shaft assembly from the periphery so as to form positioning in all directions, thereby effectively improving the fixing effect of the shaft assembly to be welded.
Carousel subassembly 1 is used for driving welding jig module 3 rotates, carousel subassembly 1 includes slewer 11 and disk body 13, disk body 13 is located slewer 11 is last, slewer 11 drives disk body 13 rotates, welding jig detachably locates on the disk body 13. The rotary device 11 drives the tray body 13 to rotate so as to drive the welding fixture module 3 on the tray body 13 to rotate, so that different positions can be welded on different stations at the same time.
The tray body 13 is provided with a mounting hole, the bottom plate 31 is fixedly connected with a bolt, and the bolt is inserted into the mounting hole. When the welding fixture module 3 needs to be replaced, the whole welding fixture module 3 is directly removed, the use is more convenient, and when other parts are welded and machined, the whole fixture is arranged on the tray body by matching with different fixtures.
Specifically, in the present embodiment, the rotating device 11 is a cam divider. The cam divider drives the disc body 13 to rotate by different angles, thereby driving the welding jig module 3 to rotate by different stations.
The welding fixture for the shaft assembly robot further comprises a quick clamp 5 used for pressing the bottom plate 31, and the quick clamp 5 is fixed on the disc body 13. The quick clamp 5 is used for fixing the detachable bottom plate 31 on the turntable assembly better and improving the positioning effect.
The machining process flow of the shaft component robot welding clamp is as follows: the axle type subassembly is installed on the anchor clamps subassembly to manipulator (manual work), and the anchor clamps subassembly presss from both sides the axle type subassembly tightly, and the welding robot action, arm remove to anchor clamps subassembly top, loosen the upset of anchor clamps subassembly after the upper portion position of the axle type subassembly of having welded and fix again, and the lower part of rewelding loosens the anchor clamps subassembly after accomplishing the welding and takes out.
The shaft component robot welding fixture provided by the embodiment of the invention has the advantages that through the formed stations, when one station is welded, the other station can simultaneously carry out feeding and discharging, so that the time consumption of the machining process is effectively reduced, and the welding machining efficiency is improved.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides an axle type subassembly robot welding jig, its characterized in that includes rotatable carousel subassembly and detachably locates a plurality of welding jig modules on the carousel subassembly, each be provided with the arc board between the welding jig module, each the welding jig module includes detachably connects bottom plate on the carousel subassembly and locates a plurality of anchor clamps subassemblies of bottom plate, each fixed one on the anchor clamps subassembly is treated welding axle type subassembly in order to form a plurality of processing stations.
2. The shaft assembly robot welding fixture of claim 1, wherein the fixture assembly comprises a base fixed on the bottom plate for placing the shaft assembly, and a lateral clamp and a pressing mechanism connected to the periphery of the base, the lateral clamp and the pressing mechanism being used for pressing the shaft assembly to be welded, which is arranged on the base.
3. The shaft assembly robot welding fixture of claim 2, wherein the pressing mechanism includes a driver, a holding seat, a pivoting mechanism and an adjusting rod, the adjusting rod is inserted into the holding seat and can slide up and down along the holding seat, the pivoting mechanism is rotatably connected to the adjusting rod, an end of the pivoting mechanism is pressed against the shaft assembly, the driver is fixed on the bottom plate, and one end of the driver is connected to the pivoting mechanism for pulling the pivoting mechanism to rotate, and the driver stretches and retracts to drive the pivoting mechanism to rotate and drive the adjusting rod to slide up and down.
4. The shaft component robot welding fixture of claim 3, wherein the pivot mechanism includes a connecting pin and the rotating frame rotating on the connecting pin, one end of the connecting pin is rotatably connected to the adjusting pressure rod, the other end of the connecting pin is rotatably connected to the rotating frame, the driver is rotatably connected to one end of the rotating frame for driving the rotating frame and the adjusting pressure rod to move, and the other end of the rotating frame is pressed against the shaft component to be welded.
5. The shaft component robot welding fixture according to claim 2, wherein one end of the adjusting pressure lever for crimping the shaft component to be welded is provided with a limiting groove, and the top of the shaft component to be welded is embedded in the limiting groove;
one side of the limiting groove is provided with a compressible marble which is abutted to the shaft component to be welded.
6. The shaft assembly robot welding fixture of claim 2, wherein the lateral clamp includes a positioning post fixed to the bottom plate and a rotating platen rotatably connected to the positioning post, the rotating platen being crimped at a circumferential position of the shaft assembly to be welded.
7. The shaft assembly robot welding fixture of claim 1, wherein the turntable assembly includes a turntable and a disk, the disk is disposed on the turntable, the turntable drives the disk to rotate, and the welding fixture is disposed on the disk.
8. The shaft assembly robot welding fixture of claim 7, wherein the disk body has a mounting hole, and a plug is disposed under the bottom plate and inserted into the mounting hole.
9. The shaft assembly robotic welding jig of claim 7, wherein the turning device is a cam divider.
10. The shaft assembly robot welding fixture of claim 7, further comprising a quick clamp for compressing the bottom plate, the quick clamp being secured to the disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111529527.XA CN114102022B (en) | 2021-12-14 | 2021-12-14 | Shaft assembly robot welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111529527.XA CN114102022B (en) | 2021-12-14 | 2021-12-14 | Shaft assembly robot welding fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114102022A true CN114102022A (en) | 2022-03-01 |
| CN114102022B CN114102022B (en) | 2024-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111529527.XA Active CN114102022B (en) | 2021-12-14 | 2021-12-14 | Shaft assembly robot welding fixture |
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| Country | Link |
|---|---|
| CN (1) | CN114102022B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114102022B (en) | 2024-01-30 |
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