CN219852443U - Friction stir welding flash removing device - Google Patents
Friction stir welding flash removing device Download PDFInfo
- Publication number
- CN219852443U CN219852443U CN202320574369.8U CN202320574369U CN219852443U CN 219852443 U CN219852443 U CN 219852443U CN 202320574369 U CN202320574369 U CN 202320574369U CN 219852443 U CN219852443 U CN 219852443U
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- Prior art keywords
- cutter
- friction stir
- stir welding
- carriage
- connector
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- 238000003466 welding Methods 0.000 title claims abstract description 38
- 238000003756 stirring Methods 0.000 title claims abstract description 28
- 229910000746 Structural steel Inorganic materials 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 2
- 244000137852 Petrea volubilis Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
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- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The utility model belongs to the technical field of friction stir welding in aviation technology, and relates to a friction stir welding flash removing device. Comprises a cutter, a cutter carriage and a connector; the cutter end is parallel to the lower end face of the cutter supporting plate, and has high speed and high quality in the process of removing the flash, and a better effect. The device overcomes the defects of high difficulty, large workload and the like in the traditional manual deburring by workers, and improves the surface quality and the production efficiency of parts.
Description
Technical Field
The utility model belongs to the technical field of friction stir welding in aviation technology, and relates to a friction stir welding flash removing device.
Background
Friction stir welding is to utilize the welding tool rotating at a high speed to rub with part, make the part material to be welded melt locally, when the welding tool moves forward along the welding line, most of the melted material flows backward, but some is thrown to the periphery by the welding tool, so the welding seam periphery of the part involved in friction stir welding will have welding flash of different degrees after the welding is finished, especially for large-scale parts; the existing method is that workers manually polish the flash by sand paper, and on the premise of guaranteeing the flatness of polishing, the parts are not damaged, the requirements on the technical level of the workers are high, the processing difficulty is high, a large amount of time is wasted, meanwhile, the stable surface quality of the parts cannot be guaranteed, and a series of problems of high processing difficulty, unstable surface quality, high labor cost and the like are caused.
Disclosure of Invention
The utility model overcomes the defects in the prior art and provides the special device for removing the friction stir welding flash, which has simple structure and convenient use.
Technical proposal
The friction stir welding flash removing device comprises a cutter 2, a cutter carriage 3 and a connector 4, wherein the tail part of the connector 4 is a thin sheet with a through hole, the end part of the connector 4 is of a square-shaped closed structure, cylindrical pins at the top end of the square-shaped closed structure are mutually matched and connected with semi-closed grooves on one side of the cutter 2, the other side of the cutter 2 is of a T-shaped structure, the working end face of the T-shaped structure of the cutter 2 is an inclined plane, and the inclined plane is consistent with the inclination angle of the working end face of the cutter carriage 3; the bottom end of the cutter 2 is provided with a chamfering cutter point; the tool carriage 3 is provided with a working end concave groove matched with the T-shaped structure, so that the tool 2 can move back and forth after penetrating through the tool carriage 3, the tool carriage 3 is provided with a support arm, and the support arm is provided with a threaded hole; when the pneumatic device works, the tail sheet of the connector 4 penetrates through the end 1-shaped hole of the pneumatic device, the tail sheet is connected and fixed through a screw, and the screw hole of the support arm is fixed with the screw hole of the pneumatic device through the screw. The bottom of the cutter carriage 3 is provided with a convex strip, and when the cutter carriage is assembled, the chamfer tool nose and the convex strip are positioned at the same height, so that the welding flash is removed.
The support arm on the tool carriage 3 and the concave groove at the working end are integrally formed.
The included angle between the support arm and the concave groove of the working end is 30-50 degrees, so that the use requirement of human engineering is met.
The cutter 2, the cutter carriage 3 and the connector 4 are made of structural steel. Meets the requirement of working strength.
The thickness of the top end of the inclined plane of the T-shaped structure is 8mm-15mm; meets the requirements of friction stir welding flash width and reduces the workload of repeatedly removing flash.
The parallelism of the outer surface of the T-shaped structure of the cutter 2 is less than or equal to 0.5mm, and the cutter 2 can smoothly move in the T-shaped groove of the cutter carriage 3.
The bottom of the tool carriage 3 is provided with a convex strip, the convex strip is flush with the surface of the part, and the knife tip is flush with the surface of the convex strip, so that the knife tip is ensured not to damage the surface of the part during working.
Technical effects
The utility model provides a device for removing flash in friction stir welding, wherein the cutter end head is parallel to the lower end face of a cutter supporting plate, and the device has high speed and high quality in the flash removing process and has a good effect. The device overcomes the defects of high difficulty, large workload and the like in the traditional manual deburring by workers, and improves the surface quality and the production efficiency of parts.
Drawings
FIG. 1 is a schematic diagram of a friction stir welding flash removal device;
FIG. 2 is a schematic illustration of a friction stir welding flash removal device installation;
FIG. 3 is a schematic view of a friction stir welding flash removal device tool carriage 3;
FIG. 4 is a schematic view of a friction stir welding flash removal device tool 2;
wherein: 1. the pneumatic device comprises a pneumatic device, a special cutter, a cutter supporting plate, a connector, a switch and an air inlet.
Detailed Description
As shown in fig. 1, a friction stir welding flash removing device is provided, which comprises a pneumatic device 1, a cutter 2, a cutter carriage 3 and a connector 4. The tail sheet of the connector 4 is fixedly connected with the 1-shaped hole of the end head of the pneumatic device 1 through a screw, the U-shaped groove of the end head of the cutter 2 is connected with the cylindrical pin of the closed groove of the top end of the end head of the connector 4, and meanwhile, the threaded hole at the tail end of the cutter carriage 3 and the threaded hole at the end head of the pneumatic device 1 are fixedly connected through a bolt, so that the cutter 2 can freely move in the cutter carriage 3 along the groove in the cutter carriage 3.
The pneumatic device 1 belongs to a finished product, has mature technology and widely exists in the market, but the pneumatic device existing in the market cannot be directly used on the device, and other devices can be connected with the pneumatic device through designing a connector 4, so that power transmission is ensured; the connector 4 is simple in structure, the tail part is of a sheet structure with a through hole, the front end of the connector is of a notch-shaped closed structure, the connector is inserted into a 1-shaped hole of the pneumatic end through a tail sheet, and the connector 4 is locked to the pneumatic end through screw connection and fixation.
The tail part of the cutter 2 is designed into a semi-closed U-shaped groove shape, so that the cutter is convenient to connect with the connector 4, and simultaneously can freely slide in the T-shaped groove of the cutter supporting plate 3 under the drive of the connector 4; the cutter 2 is of a T-shaped structure and is used for being matched with the cutter carriage 3, so that the cutter 2 can only move along the groove of the cutter carriage 3 when working and cannot be separated from the device; the lower end face is a chamfering tool nose and is provided with a fixed angle for removing friction stir welding flash;
the cutter carriage 3 has a complex structure, and two sides of the tail part are respectively provided with 1 threaded hole, and after the cutter 2 is connected with the connector 4, the cutter carriage is fixedly connected with the end of the pneumatic device through a bolt; the cutter carriage 3 and the cutter 2 are of T-shaped structures, the cutter 2 is limited to slide back and forth in the cutter carriage 3, meanwhile, the lower end face of the cutter carriage 3 is of a convex guide rail structure, the end face is horizontal and is attached to the surface of a part, the cutter 2 extends out through the lower end part of the cutter carriage 3, the cutter point of the cutter 2 is flush with the convex plane of the lower end face of the cutter carriage 3, and the part is not damaged when the flash is removed during working.
The utility model relates to a friction stir welding flash removing device, which is described in detail with reference to the accompanying drawings:
a device for removing burrs by friction stir welding is provided, and comprises a pneumatic device 1, a cutter 2, a cutter carriage 3 and a connector 4. Wherein, connector 4 is fixed with pneumatic means 1 connection, and cutter 2 links to each other with connector 4 end, passes through the bolt fastening with cutter carriage 3 on the pneumatic means simultaneously, and during operation assurance cutter 2 can freely remove along the recess in cutter carriage 3.
The specific use method of the device comprises the following steps:
step one: the pneumatic device 1, the cutter 2, the cutter carriage 3, the connector 4 and 2 bolts and nuts are assembled according to the process as shown in figure 1
Step two: the gas pipe is connected and fixed with a gas inlet 6 at the tail end of the pneumatic device, and then a pneumatic device switch 5 is opened;
step three: the bottom of the front end cutter supporting plate 3 of the friction stir welding flash removing device is attached to the surfaces of two sides of a part welding line in parallel, meanwhile, the cutter 2 moves back and forth in the cutter supporting plate 3 under the drive of the connector 4, the cutter point removes the flash around the welding line in the process of moving back and forth, and meanwhile, the device is held to move forward, and the process is repeated, so that the flash removing purpose is achieved.
Claims (7)
1. The friction stir welding flash removing device is characterized by comprising a cutter (2), a cutter carriage (3) and a connector (4), wherein the tail part of the connector (4) is a thin sheet with a through hole, the end part of the connector (4) is of a square-shaped closed structure, a cylindrical pin at the top end of the square-shaped closed structure is in mutual matching connection with a semi-closed groove at one side on the cutter (2), the other side of the cutter (2) is of a T-shaped structure, the working end face of the T-shaped structure of the cutter (2) is an inclined plane, and the inclined plane is consistent with the inclination angle of the working end face of the cutter carriage (3); the bottom end of the cutter (2) is provided with a chamfering cutter point; the tool carriage (3) is provided with a working end concave groove matched with the T-shaped structure, so that the tool (2) can move forwards and backwards after penetrating through the tool carriage (3), the tool carriage (3) is provided with a support arm, and the support arm is provided with a threaded hole; when the pneumatic device works, the tail sheet of the connector (4) passes through the 1-shaped hole of the end head of the pneumatic device, and is fixedly connected through a screw, and the screw hole of the support arm is fixed with the screw hole of the pneumatic device through the screw; the bottom of the cutter carriage (3) is provided with a convex strip.
2. The friction stir welding flash removing device according to claim 1, wherein the support arm on the tool carriage (3) and the concave groove of the working end are integrally formed.
3. A friction stir welding flash removal device as in claim 1 wherein the angle between the arm and the working end recess is between 30 ° and 50 °.
4. The friction stir welding flash removing device according to claim 1, wherein the cutter (2), the cutter carriage (3), and the connector (4) are composed of structural steel.
5. A friction stir welding flash removal device as in claim 1 wherein the inclined planar top end of the T-shaped structure is 8mm to 15mm thick.
6. The friction stir welding flash removing device according to claim 1, wherein the parallelism of the outer surface of the T-shaped structure of the cutter (2) is less than or equal to 0.5mm, and the cutter (2) can smoothly move in the T-shaped groove of the cutter carriage (3).
7. The friction stir welding flash removing device according to claim 1, wherein a convex strip is arranged at the bottom of the tool carriage (3), the convex strip is flush with the surface of the part, and the knife tip is flush with the surface of the convex strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320574369.8U CN219852443U (en) | 2023-03-22 | 2023-03-22 | Friction stir welding flash removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320574369.8U CN219852443U (en) | 2023-03-22 | 2023-03-22 | Friction stir welding flash removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219852443U true CN219852443U (en) | 2023-10-20 |
Family
ID=88317917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320574369.8U Active CN219852443U (en) | 2023-03-22 | 2023-03-22 | Friction stir welding flash removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219852443U (en) |
-
2023
- 2023-03-22 CN CN202320574369.8U patent/CN219852443U/en active Active
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