CN109746575A - A kind of laser assisted friction-stir welder - Google Patents
A kind of laser assisted friction-stir welder Download PDFInfo
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- CN109746575A CN109746575A CN201910211360.9A CN201910211360A CN109746575A CN 109746575 A CN109746575 A CN 109746575A CN 201910211360 A CN201910211360 A CN 201910211360A CN 109746575 A CN109746575 A CN 109746575A
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Abstract
The invention discloses a kind of laser assisted friction-stir welders, including friction rabbling welding main shaft and laser head, sleeve is cased with outside friction rabbling welding main shaft, fixed connection shaft on sleeve outer wall, one end of the connecting shaft connects rotary shaft, connecting shaft outer end is equipped with groove, and rotary shaft one end is protruded into groove, the rotary shaft other end connects first motor, fixed block is installed on rotary shaft outer wall, laser head one end is fixedly mounted on fixed block, connecting cylinder is fixedly mounted in sleeve upper end, swivel bearing is fixedly mounted in the middle part of connecting cylinder upper surface, the motor axis connection of swivel bearing and the second motor, the motor shaft of friction rabbling welding main shaft lower end connection third motor, structure of the invention is novel in design, laser head can be rotated around connecting shaft and friction rabbling welding main shaft simultaneously, it can guarantee the accuracy of focal position of laser, improve welding efficiency and quality.
Description
Technical field
The present invention relates to welding technology field, specially a kind of laser assisted friction-stir welder.
Background technique
There is welding production of large quantities, speed of production to require height fastly, to by weldering component assembly welding precision in automobile manufacture
The features such as, mostly use continuous productive process to produce, different components need to use different welding procedures.
The components such as new energy car battery shell, motor casing mostly use friction-stir Welding to be welded at present, welding
Speed is slow, and production efficiency is lower, is not able to satisfy the demand of mass production, therefore, it is necessary to improve.
Summary of the invention
The purpose of the present invention is to provide a kind of laser assisted friction-stir welder, which is integrated with friction rabbling welding
Equipment and laser heating equipment heat the speed of welding for improving friction rabbling welding, by laser to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of laser assisted friction-stir welder, including
Friction rabbling welding main shaft and laser head are cased with sleeve outside the friction rabbling welding main shaft, are fixedly connected on the sleeve outer wall
Axis, the one end of the connecting shaft connect rotary shaft, and the connecting shaft outer end is equipped with groove, and groove is protruded into described rotary shaft one end
Interior, the rotary shaft other end connects first motor, and fixed block is equipped on the rotary shaft outer wall, and described laser head one end is solid
On fixed block, the sleeve upper end is fixedly connected with cylinder for Dingan County, and the connecting cylinder is hollow cylinder structure, the connecting cylinder
Fixed swivel bearing, the motor axis connection of the swivel bearing and the second motor, the friction rabbling welding main shaft in the middle part of upper surface
The motor shaft of lower end connection third motor.
Preferably, the sleeve includes sleeve body, and the sleeve body is hollow structure, on the sleeve body inner wall
Be compounded with wear-resistant material layer, internal screw thread be provided on the sleeve body inner wall, be provided on the friction rabbling welding spindle outer wall with
The external screw thread that internal screw thread matches.
Preferably, further include connection strengthening rib, the connection strengthening rib be welded on friction rabbling welding spindle outer wall with connect
Between axis outer wall.
Preferably, the first motor, the second motor and third motor are all made of servo motor.
Preferably, the wear-resistant material layer is by carborundum grain 30%, alumina tabular 20%, molybdenum disulfide 10%, oxidation
Titanium 20%, zirconium oxide 10%, aluminium oxide Ultramicro-powder 10% form.
Preferably, application method the following steps are included:
A, first motor is opened, rotary shaft rotation is driven when first motor rotates, fixed block drives laser head in rotary shaft
Rotation, i.e. laser head are rotated around X-axis；
B, open the second motor, the second motor rotate when drive connecting cylinder rotation, connecting cylinder drive sleeve rotating, sleeve with
The connection of friction rabbling welding main axis, i.e., laser head is moved up and down along friction rabbling welding main shaft；
C, third motor is opened, friction rabbling welding main axis is driven when third motor rotates, friction rabbling welding main shaft turns
Connecting shaft rotation is driven when dynamic, connecting shaft drives laser head to move in a circle along friction rabbling welding main shaft, i.e., Y-axis moves；
D, first motor, the second motor and third motor are opened simultaneously, and keeps laser head as needed by process control
It along X-axis circular motion, Y-axis circular motion and moves up and down, laser spot is made quick and precisely to be located in working region, improve
Welding efficiency and welding quality.
Compared with prior art, the beneficial effects of the present invention are:
(1) structure of the invention is novel in design, and laser head can be by process control simultaneously around connecting shaft and friction-stir
Main shaft rotation is welded, the position of laser spot can be accurately positioned, improves welding efficiency and quality.
(2) in the present invention, sleeve includes sleeve body, and sleeve body is hollow structure, is compounded on sleeve body inner wall
Wear-resistant material layer is provided with internal screw thread on sleeve body inner wall, is provided on friction rabbling welding spindle outer wall and matches with internal screw thread
External screw thread is moved up and down convenient for sleeve along friction rabbling welding main shaft using this structure, and then laser head is driven to move up and down.
(3) further include connection strengthening rib in the present invention, connection strengthening rib be welded on friction rabbling welding spindle outer wall with connect
Between axis outer wall, using this structure, it can be improved the stability of connecting shaft, further improve welding quality.
(4) in the present invention, compound wear-resistant material layer has excellent wear-resisting, corrosion-resistant, resistance to compression on sleeve body inner wall
Function, can effectively prevent the abrasion of sleeve lining and friction rabbling welding spindle outer wall, effectively extend service life.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is sleeve top view of the present invention；
Fig. 3 is connecting shaft of the present invention and rotary shaft connection schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one:
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of laser assisted friction-stir welder, including rub
Stirring weldering main shaft 1 and laser head 2 are wiped, sleeve 3, fixed company on 3 outer wall of sleeve are cased with outside the friction rabbling welding main shaft 1
Spindle 4, described 4 one end of connecting shaft connect rotary shaft 5, and 4 outer end of connecting shaft is equipped with groove 6, and 5 one end of the rotary shaft
It protrudes into groove 6,5 other end of rotary shaft connects first motor 7, is equipped with fixed block 8, institute on 5 outer wall of rotary shaft
It states 2 one end of laser head to be fixedly mounted on fixed block 8,3 upper end of sleeve is fixedly connected with cylinder 9, and the connecting cylinder 9 is hollow circle
Column structure, is fixedly connected with swivel bearing 10 in the middle part of 9 upper surface of connecting cylinder, the swivel bearing 10 and the second motor 11
Motor axis connection, the motor shaft of 1 lower end of the friction rabbling welding main shaft connection third motor 12；Wherein, first motor 7, second
Motor 11 and third motor 12 are all made of servo motor, and the servo motor of use can make to control speed, and position precision is very accurate,
Torque and revolving speed voltage signal can be converted to drive control object.Servo motor rotor revolving speed is controlled by input signal,
And it can fast reaction.
In the present embodiment, sleeve 3 includes sleeve body 13, and the sleeve body 13 is hollow structure, the sleeve body
It is compounded with wear-resistant material layer on 13 inner walls, is provided with internal screw thread on 13 inner wall of sleeve body, outside the friction rabbling welding main shaft 1
It is provided with the external screw thread to match with internal screw thread on wall, using this structure, is moved up and down convenient for sleeve along friction rabbling welding main shaft,
And then laser head is driven to move up and down.
Embodiment two:
A kind of laser assisted friction-stir welder, including friction rabbling welding main shaft 1 and laser head 2, the friction-stir
It is cased with sleeve 3 outside weldering main shaft 1, connecting shaft 4 is fixedly mounted on 3 outer wall of sleeve, described 4 one end of connecting shaft connects rotary shaft
5,4 outer end of connecting shaft is equipped with groove 6, and 5 one end of the rotary shaft is protruded into groove 6, and 5 other end of rotary shaft connects
First motor 7 is connect, fixed block 8 is installed on 5 outer wall of rotary shaft, described 2 one end of laser head is fixedly mounted on fixed block 8
On, 3 upper end of sleeve is fixedly connected with cylinder 9, and the connecting cylinder 9 is hollow cylinder structure, 9 upper surface of the connecting cylinder middle part
It is fixedly connected with swivel bearing 10, the motor axis connection of the swivel bearing 10 and the second motor 11, the friction rabbling welding main shaft 1
The motor shaft of lower end connection third motor 12；Wherein, first motor 7, the second motor 11 and third motor 12 are all made of servo electricity
Machine, the servo motor of use can make to control speed, and position precision is very accurate, can convert torque and revolving speed for voltage signal
With drive control object.Servo motor rotor revolving speed is controlled by input signal, and can fast reaction.
In the present embodiment, sleeve 3 includes sleeve body 13, and the sleeve body 13 is hollow structure, the sleeve body
It is compounded with wear-resistant material layer on 13 inner walls, is provided with internal screw thread on 13 inner wall of sleeve body, outside the friction rabbling welding main shaft 1
It is provided with the external screw thread to match with internal screw thread on wall, using this structure, is moved up and down convenient for sleeve along friction rabbling welding main shaft,
And then laser head is driven to move up and down.
It further include connection strengthening rib 14 in the present embodiment, the connection strengthening rib 14 is welded on outside friction rabbling welding main shaft 1
Between 4 outer wall of wall and connecting shaft, using this structure, it can be improved the stability of connecting shaft, further improve welding quality.
In addition, in the present embodiment, wear-resistant material layer by carborundum grain 30%, alumina tabular 20%, molybdenum disulfide 10%,
Titanium oxide 20%, zirconium oxide 10%, aluminium oxide Ultramicro-powder 10% form, compound wear-resisting on sleeve body inner wall in the present invention
Material layer has excellent wear-resisting, corrosion-resistant, measuring body function, can effectively prevent sleeve lining and friction rabbling welding main shaft
The abrasion of outer wall, effectively extends service life.
Working principle: application method of the invention the following steps are included:
A, first motor is opened, rotary shaft rotation is driven when first motor rotates, fixed block drives laser head in rotary shaft
Rotation, i.e. laser head are rotated around X-axis；
B, open the second motor, the second motor rotate when drive connecting cylinder rotation, connecting cylinder drive sleeve rotating, sleeve with
The connection of friction rabbling welding main axis, i.e., laser head is moved up and down along friction rabbling welding main shaft；
C, third motor is opened, friction rabbling welding main axis is driven when third motor rotates, friction rabbling welding main shaft turns
Connecting shaft rotation is driven when dynamic, connecting shaft drives laser head to move in a circle along friction rabbling welding main shaft, i.e., Y-axis moves；
D, first motor, the second motor and third motor are opened simultaneously, and keeps laser head as needed by process control
It along X-axis circular motion, Y-axis circular motion and moves up and down, laser spot is made quick and precisely to be located in working region, improve
Welding efficiency and welding quality.
In conclusion structure of the invention is novel in design, laser head can be simultaneously around connecting shaft and friction rabbling welding main shaft
Rotation, laser spot are quick and precisely located in working region, can be improved welding efficiency and quality.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of laser assisted friction-stir welder, including friction rabbling welding main shaft (1) and laser head (2), it is characterised in that:
It is cased with sleeve (3) outside the friction rabbling welding main shaft (1), connecting shaft (4) is fixedly mounted on sleeve (3) outer wall, it is described
Connecting shaft (4) one end connects rotary shaft (5), and connecting shaft (4) outer end is equipped with groove (6), and the rotary shaft (5) one end
It protrudes into groove (6), rotary shaft (5) other end connects first motor (7), is equipped on rotary shaft (5) outer wall solid
Determine block (8), described laser head (2) one end is fixedly mounted on fixed block (8), and connecting cylinder is fixedly mounted in sleeve (3) upper end
(9), the connecting cylinder (9) is hollow cylinder structure, and swivel bearing is fixedly mounted in the middle part of connecting cylinder (9) upper surface
(10), the motor axis connection of the swivel bearing (10) and the second motor (11), friction rabbling welding main shaft (1) the lower end connection
The motor shaft of third motor (12).
2. a kind of laser assisted friction-stir welder according to claim 1, it is characterised in that: sleeve (3) packet
It includes sleeve body (13), the sleeve body (13) is hollow structure, is compounded with wear-resisting material on sleeve body (13) inner wall
The bed of material is provided with internal screw thread on sleeve body (13) inner wall, is provided on friction rabbling welding main shaft (1) outer wall and internal screw thread
The external screw thread to match.
3. a kind of laser assisted friction-stir welder according to claim 1, it is characterised in that: further include connection reinforcement
Muscle (14), the connection strengthening rib (14) are welded between friction rabbling welding main shaft (1) outer wall and connecting shaft (4) outer wall.
4. a kind of laser assisted friction-stir welder according to claim 1, it is characterised in that: the first motor
(7), the second motor (11) and third motor (12) are all made of servo motor.
5. a kind of laser assisted friction-stir welder according to claim 2, it is characterised in that: the wear-resistant material layer
By carborundum grain 30%, alumina tabular 20%, molybdenum disulfide 10%, titanium oxide 20%, zirconium oxide 10%, aluminium oxide Ultramicro-powder
10% composition.
6. realizing a kind of application method of laser assisted friction-stir welder described in claim 1, it is characterised in that: it makes
With method the following steps are included:
A, first motor to be opened, rotary shaft rotation is driven when first motor rotates, fixed block drives laser head rotation in rotary shaft,
I.e. laser head is rotated around X-axis；
B, the second motor is opened, connecting cylinder rotation is driven when the second motor rotates, connecting cylinder drives sleeve rotating, sleeve and friction
Stirring weldering main axis connection, i.e., laser head is moved up and down along friction rabbling welding main shaft；
C, third motor is opened, friction rabbling welding main axis is driven when third motor rotates, when friction rabbling welding main axis
Connecting shaft rotation is driven, connecting shaft drives laser head to move in a circle along friction rabbling welding main shaft, i.e., Y-axis moves；
D, first motor, the second motor and third motor are opened simultaneously, and makes laser head as needed along X by process control
It axis circular motion, Y-axis circular motion and moves up and down, so that laser spot is quick and precisely located in working region, improve weldering
Connect efficiency and welding quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211360.9A CN109746575A (en) | 2019-03-20 | 2019-03-20 | A kind of laser assisted friction-stir welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211360.9A CN109746575A (en) | 2019-03-20 | 2019-03-20 | A kind of laser assisted friction-stir welder |
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| Publication Number | Publication Date |
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| CN109746575A true CN109746575A (en) | 2019-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910211360.9A Pending CN109746575A (en) | 2019-03-20 | 2019-03-20 | A kind of laser assisted friction-stir welder |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974257A (en) * | 2019-05-23 | 2020-11-24 | 南通康尔乐复合材料有限公司 | Glue groove glue agitator |
| CN113001006A (en) * | 2021-02-08 | 2021-06-22 | 昆山万洲特种焊接有限公司 | Laser-assisted friction stir material increase welding tool and device |
| CN113231650A (en) * | 2021-05-25 | 2021-08-10 | 广东中科德弗激光科技有限公司 | Laser and friction-assisted material increase device and method |
-
2019
- 2019-03-20 CN CN201910211360.9A patent/CN109746575A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974257A (en) * | 2019-05-23 | 2020-11-24 | 南通康尔乐复合材料有限公司 | Glue groove glue agitator |
| CN113001006A (en) * | 2021-02-08 | 2021-06-22 | 昆山万洲特种焊接有限公司 | Laser-assisted friction stir material increase welding tool and device |
| CN113001006B (en) * | 2021-02-08 | 2022-07-08 | 昆山万洲特种焊接有限公司 | Laser-assisted friction stir material increase welding tool and device |
| CN113231650A (en) * | 2021-05-25 | 2021-08-10 | 广东中科德弗激光科技有限公司 | Laser and friction-assisted material increase device and method |
| CN113231650B (en) * | 2021-05-25 | 2023-10-17 | 广东中科德弗激光科技有限公司 | Laser and friction-assisted material adding device and method |
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Application publication date: 20190514 |
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