CN110923533A - AZ series magnesium alloy workpiece and laser welding pneumatic tool clamp thereof - Google Patents

AZ series magnesium alloy workpiece and laser welding pneumatic tool clamp thereof Download PDF

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Publication number
CN110923533A
CN110923533A CN201911290539.4A CN201911290539A CN110923533A CN 110923533 A CN110923533 A CN 110923533A CN 201911290539 A CN201911290539 A CN 201911290539A CN 110923533 A CN110923533 A CN 110923533A
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top block
straight
block
main body
straight portion
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CN201911290539.4A
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Chinese (zh)
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沈言锦
张坤
李治国
邹瑞睿
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Hunan Automotive Engineering Vocational College
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Hunan Automotive Engineering Vocational College
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Priority to CN201911290539.4A priority Critical patent/CN110923533A/en
Publication of CN110923533A publication Critical patent/CN110923533A/en
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C23/00Alloys based on magnesium
    • C22C23/02Alloys based on magnesium with aluminium as the next major constituent
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20Bonding
    • B23K26/21Bonding by welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/04Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Laser Beam Processing (AREA)

Abstract

The invention provides an AZ series magnesium alloy workpiece and a laser welding pneumatic tool clamp thereof. The laser welding pneumatic tool clamp can well clamp the special-shaped workpiece and adapt to different sizes of the special-shaped workpiece, meanwhile, the laser welding pneumatic tool clamp can well improve the welding precision, and the overall structure is simple, so that the laser welding pneumatic tool clamp is beneficial to convenient operation.

Description

AZ series magnesium alloy workpiece and laser welding pneumatic tool clamp thereof
Technical Field
The invention relates to the field of magnesium alloy welding, in particular to an AZ series magnesium alloy workpiece and a laser welding pneumatic tool clamp thereof.
Background
Among magnesium alloys, Mg-Al-Zn series alloys (AZ series) have the characteristics of cast magnesium alloys and wrought magnesium alloys, can be used for manufacturing special-shaped parts with complex shapes, are magnesium alloys widely applied at present, and welding is a main forming technology in magnesium alloy connection. Among them, laser welding is an efficient and precise welding method using a laser beam with high energy density as a heat source, and is one of important aspects of the application of laser material processing technology. In order to obtain a profile with a complex shape by laser welding, a special fixture is required.
Through the massive search of the applicant, the fact that in the prior art, the laser welding clamp technology is a special clamp for laser welding disclosed in the publication number of CN103801842A, so that sundries such as welding slag and the like accumulated in a shielding gas tank due to long-term use are very easy to remove, and one end, close to the shielding gas tank, of a clamping plate is arranged to be step-shaped, compared with the traditional laser welding clamp, the step-shaped clamping plate is more beneficial to filling materials to the welding seam of a material to be welded, and meanwhile, light spots are convenient to gather during laser welding. Or as disclosed in publication No. CN108941907A, provides a laser welding fixture and a laser welding method with good welding tightness and high efficiency. Or, for example, a fixture structure for laser welding of magnesium alloy plates disclosed in CN203265922U, can meet the requirement of providing shielding gas to the back weld site of the magnesium alloy plate during welding, so as to ensure the welding quality.
In summary, the AZ-based magnesium alloy laser welding jig in the prior art basically considers only plate members or some relatively less complicated special-shaped members, and has no corresponding jig for simultaneously clamping multiple welded workpieces.
Disclosure of Invention
The invention provides an AZ series magnesium alloy workpiece and a laser welding pneumatic tool clamp thereof to solve the problems,
in order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an AZ series magnesium alloy workpiece on the one hand, which comprises the following material components in percentage by weight: al: 2.10 wt% -2.40 wt%; zn: 0.35 wt% -0.50 wt%; mn: 0.28 wt% -0.45 wt%; ca: 0.001 wt% -0.005 wt%; ce: 0.8 wt% -1 wt%; y: 0.005 wt% -0.01 wt%; ni: 0.01 wt% -0.02 wt%; the balance being Mg.
On the other hand, the specific structure of the workpiece is also provided, and the AZ series magnesium alloy workpiece consists of a first sheet metal part and two second sheet metal parts which are symmetrically arranged at two ends of the first sheet metal part;
the first sheet metal part comprises a first straight part, a first arc-shaped part, a second straight part, a second arc-shaped part and a third straight part which are connected in sequence; the included angle between the first straight part and the second straight part is an acute angle; the included angle between the second straight part and the third straight part is an obtuse angle; the first straight part is parallel to the third straight part, and the first arc-shaped part and the second arc-shaped part are both arc-shaped parts which are concave inwards between the first straight part and the third straight part;
the second sheet metal part comprises a fourth straight part, a third arc part and a fifth straight part which are sequentially connected, and the fourth straight part is perpendicular to the fifth straight part;
the third straight portion is connected to the first straight portion, the second straight portion and the third straight portion, respectively.
Optionally, the fifth straight portion is provided with two through holes.
Optionally, the first straight portion is kept away from one of the ends of the first arc portion and is connected with a fourth arc portion and a sixth straight portion in sequence, the third straight portion is kept away from one of the ends of the second arc portion and is connected with a fifth arc portion and a seventh straight portion in sequence.
Meanwhile, a laser welding pneumatic tool clamp for clamping AZ series magnesium alloy workpieces is also provided, and comprises a main body top block, an auxiliary top block, a side pressing block, a side top block, an auxiliary cushion block and an adjusting top block; wherein,
the body top block configured to support surfaces of the first flat portion and the second flat portion;
the auxiliary top block configured to abut a surface of the fourth straight portion;
the side pressing block is configured to prop up a plane on the first straight part away from the main body top block;
the side top block is configured to be used for propping up the surface of the fourth straight part far away from the auxiliary top block;
the auxiliary cushion block is configured to prop up the fifth straight portion;
the adjusting top block is configured to support the third straight part away from the plane of the main body top block.
Optionally, the air cylinder device further comprises a frame, a working surface connected to the frame, and a first air cylinder, a second air cylinder and a third air cylinder which are respectively connected to the working surface; wherein,
a piston shaft of the first cylinder is connected with the main body top block so that the auxiliary top block connected with the main body top block can abut against the surface of the fourth straight part;
the piston shaft of the second cylinder is connected with the side pressure block, so that the first straight part is kept vertical under the action of the main body top block and the side pressure block;
and a piston shaft of the third cylinder is connected with the side jacking block so that the fourth straight part is kept vertical under the action of the side pressing block and the side jacking block.
Optionally, the device also comprises a fourth cylinder connected to the working surface and an auxiliary pressure block connected with a piston shaft of the fourth cylinder,
the auxiliary pressing block is configured to abut against a surface of the second straight portion away from the main body top block.
Optionally, the working surface is further connected with a slide rail, the main body top block is connected to the slide rail in a sliding mode, and the first air cylinder is installed in the slide rail.
Optionally, the auxiliary top block is fixedly connected to the main body top block, the auxiliary cushion block is fixedly connected to the main body top block, and the adjusting top block is fixedly connected to the main body top block.
The beneficial technical effects obtained by the invention are as follows:
1. through using this laser welding pneumatic frock clamp, can be fine carry out the clamping to special-shaped workpiece, and can adapt to the not unidimensional of this special-shaped workpiece.
2. Meanwhile, the laser welding pneumatic tool clamp can well improve the welding precision.
3. The whole structure is simple, so that the intelligent track connecting device is convenient to operate and can be connected with the intelligent track.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a schematic structural view of an AZ series magnesium alloy workpiece according to one embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a first sheet metal part of an AZ series magnesium alloy workpiece in one embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a second sheet metal part of an AZ series magnesium alloy workpiece according to one embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a tooling structure of an AZ series magnesium alloy workpiece and a laser welding pneumatic tooling fixture thereof in one embodiment of the invention;
FIG. 5 is an exploded view of a laser welding pneumatic tooling fixture according to one embodiment of the present disclosure;
FIG. 6 is a schematic view of a scene of an AZ series magnesium alloy workpiece and a laser welding pneumatic tool clamp thereof in one embodiment of the present invention;
fig. 7 is an enlarged schematic view of a structure at a in fig. 6.
Description of reference numerals: 1. a first sheet metal part; 11. a first straight portion; 12. a first arcuate portion; 13. a second straight portion; 14. a second arcuate portion; 15. a third straight portion; 16. a fourth arc-shaped portion; 17. a sixth straight portion; 18. a fifth arc-shaped portion; 19. a seventh straight portion; 2. a second sheet metal part; 21. a fourth straight portion; 22. a third arc-shaped portion; 23. a fifth straight portion; 31. a main body top block; 32. an auxiliary ejector block; 33. side pressing blocks; 34. a side top block; 35. an auxiliary cushion block; 36. adjusting the top block; 37. auxiliary briquetting; 4. a frame; 5. a working surface; 61. a first cylinder; 62. a second cylinder; 63. a third cylinder; 64. a fourth cylinder; 7. a slide rail.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to embodiments thereof; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or component referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms described above will be understood by those of ordinary skill in the art according to the specific circumstances.
The invention relates to an AZ series magnesium alloy workpiece and a laser welding pneumatic tool clamp thereof, which explain the following embodiments according to the description of the attached drawings:
the first embodiment is as follows:
the embodiment provides an AZ series magnesium alloy workpiece on one hand, which comprises the following material components in percentage by weight: al: 2.10 wt% -2.40 wt%; zn: 0.35 wt% -0.50 wt%; mn: 0.28 wt% -0.45 wt%; ca: 0.001 wt% -0.005 wt%; ce: 0.8 wt% -1 wt%; y: 0.005 wt% -0.01 wt%; ni: 0.01 wt% -0.02 wt%; the balance being Mg.
On the other hand, the specific structure of the AZ series magnesium alloy workpiece is also provided, and the AZ series magnesium alloy workpiece consists of a first sheet metal part 1 and two second sheet metal parts 2 which are symmetrically arranged at two ends of the first sheet metal part 1; the first sheet metal part 1 comprises a first straight part 11, a first arc-shaped part 12, a second straight part 13, a second arc-shaped part 14 and a third straight part 15 which are connected in sequence; the included angle between the first straight part 11 and the second straight part 13 is an acute angle; the included angle between the second straight part 13 and the third straight part 15 is an obtuse angle; the first straight portion 11 is parallel to the third straight portion 15, and the first arc-shaped portion 12 and the second arc-shaped portion 14 are both arc-shaped portions concave inwards between the first straight portion 11 and the third straight portion 15; the second sheet metal part 2 comprises a fourth straight part 21, a third arc part 22 and a fifth straight part 23 which are connected in sequence, and the fourth straight part 21 is perpendicular to the fifth straight part 23; the other three sides of the fourth straight portion 21 on the same plane are respectively connected to the first straight portion 11, the second straight portion 13, and the third straight portion 15, except for the side connected to the fifth straight portion 23 on the same plane. The fifth straight portion 23 is provided with two through holes. The first straight portion 11 is far away from one end of the first arc portion 12 and is connected with a fourth arc portion 16 and a sixth straight portion 17 in sequence, and the third straight portion 15 is far away from one end of the second arc portion 14 and is connected with a fifth arc portion 18 and a seventh straight portion 19 in sequence.
Meanwhile, a laser welding pneumatic tool clamp for clamping AZ series magnesium alloy workpieces is also provided, and comprises a main body top block 31, an auxiliary top block 32, a side pressing block 33, a side top block 34, an auxiliary cushion block 35 and an adjusting top block 36; wherein the body top block 31 is configured to support the surfaces of the first flat portion 11 and the second flat portion 13; the auxiliary top block 32 configured to abut against a surface of the fourth straight portion 21; the side pressing block 33 is configured to prop up a plane on the first straight part 11 away from the main body top block 31; the side top block 34 configured to prop up a surface of the fourth straight portion 21 away from the auxiliary top block 32; the auxiliary pad block 35 configured to brace the fifth straight portion 23; the adjusting top block 36 is configured to support the third straight portion 15 away from the plane of the main body top block 31. Optionally, the device further comprises a frame 4, a working surface 5 connected to the frame 4, and a first cylinder 61, a second cylinder 62, and a third cylinder 63 respectively connected to the working surface 5; wherein a piston shaft of the first cylinder 61 is connected to the body top block 31 so that the auxiliary top block 32 connected to the body top block 31 can abut against a surface of the fourth straight portion 21; the piston shaft of the second cylinder 62 is connected with the side pressing block 33, so that the first straight part 11 is kept vertical under the action of the main body top block 31 and the side pressing block 33; the piston shaft of the third cylinder 63 is connected to the side top block 34, so that the fourth straight portion 21 is kept vertical by the side pressing block 33 and the side top block 34. And the device also comprises a fourth cylinder 64 connected to the working surface 5 and an auxiliary pressure block 37 connected with a piston shaft of the fourth cylinder 64, wherein the auxiliary pressure block 37 is configured to abut against the surface of the second straight part 13 far away from the main body top block 31. The working face 5 is further connected with a sliding rail 7, the main body top block 31 is connected to the sliding rail 7 in a sliding mode, and the first air cylinder 61 is installed in the sliding rail 7. The auxiliary top block 32 is fixedly connected to the main body top block 31, the auxiliary cushion block 35 is fixedly connected to the main body top block 31, and the adjusting top block 36 is fixedly connected to the main body top block 31.
Each cylinder is supplied with air through an air storage tank, and preferably, each cylinder is also connected with the air storage tank through a pressure regulating valve.
Each cylinder can be directly purchased on the market through technicians of model searching, and the technical specifications can be directly read for understanding when the model of equipment needs to be known, so that the equipment is not described repeatedly.
Example two:
the embodiment provides an AZ series magnesium alloy workpiece on one hand, which comprises the following material components in percentage by weight: al: 2.10 wt% -2.40 wt%; zn: 0.35 wt% -0.50 wt%; mn: 0.28 wt% -0.45 wt%; ca: 0.001 wt% -0.005 wt%; ce: 0.8 wt% -1 wt%; y: 0.005 wt% -0.01 wt%; ni: 0.01 wt% -0.02 wt%; the balance being Mg.
On the other hand, the specific structure of the AZ series magnesium alloy workpiece is also provided, and as shown in fig. 1, the AZ series magnesium alloy workpiece is composed of a first sheet metal part 1 and two second sheet metal parts 2 symmetrically arranged at two ends of the first sheet metal part 1 through welding; specifically, the AZ series magnesium alloy workpiece is of a similar parallelepiped structure, and one surface of the AZ series magnesium alloy workpiece is a notch.
As shown in fig. 2, the first sheet metal part 1 includes a first straight portion 11, a first arc portion 12, a second straight portion 13, a second arc portion 14, and a third straight portion 15, which are connected in sequence; the included angle between the first straight part 11 and the second straight part 13 is an acute angle; the included angle between the second straight part 13 and the third straight part 15 is an obtuse angle; the first straight portion 11 is parallel to the third straight portion 15, and the first arc-shaped portion 12 and the second arc-shaped portion 14 are both arc-shaped portions concave inwards between the first straight portion 11 and the third straight portion 15; specifically, the first sheet metal member 1 is bent to form each portion, and has a C-like structure.
As shown in fig. 3, the second sheet metal part 2 includes a fourth straight portion 21, a third arc portion 22, and a fifth straight portion 23 connected in sequence, and the fourth straight portion 21 is perpendicular to the fifth straight portion 23; specifically, each part of the second sheet metal part 2 is formed by bending, and an L-shaped structure is formed; the long side of the fourth straight portion 21 and the long side of the fifth straight portion 23 are connected through the third arc portion 22, and the long side length of the fourth straight portion 21 is longer than the long side length of the fifth straight portion 23. The surface of each portion of the first sheet metal member that is bent inward is referred to as an inner surface, and the other surface is referred to as an outer surface. The surfaces of the two straight parts of the second sheet metal part which are positioned at the clamping position are called inner surfaces, and the other surfaces are called outer surfaces.
The other three sides of the fourth straight portion 21 on the same plane are respectively connected to the first straight portion 11, the second straight portion 13, and the third straight portion 15, except for the side connected to the fifth straight portion 23 on the same plane.
The fifth straight portion 23 is provided with two through holes, and the AZ series magnesium alloy workpiece is assembled to equipment through the through holes by using fasteners such as screws, nuts and the like, wherein the equipment is equipment needing the workpiece.
The first straight portion 11 is far away from one end of the first arc portion 12 and is connected with a fourth arc portion 16 and a sixth straight portion 17 in sequence, and the third straight portion 15 is far away from one end of the second arc portion 14 and is connected with a fifth arc portion 18 and a seventh straight portion 19 in sequence. This setting is in order to prevent the outer edge of first sheet metal component does not have sharp place, and this setting can be accomplished together when bending, and need not carry out sharp edge blunting in follow-up process.
Meanwhile, a laser welding pneumatic tool clamp for clamping AZ series magnesium alloy workpieces is also provided, and comprises a main body top block 31, an auxiliary top block 32, a side pressing block 33, a side top block 34, an auxiliary cushion block 35 and an adjusting top block 36 as shown in figures 4 and 5; the auxiliary top block 32 is fixedly connected to the main body top block 31, the auxiliary cushion block 35 is fixedly connected to the main body top block 31, and the adjusting top block 36 is fixedly connected to the main body top block 31. Wherein,
the body top block 31 configured to support the surfaces of the first flat portion 11 and the second flat portion 13; specifically, the main body top block 31 has a slider structure adapted to the slide rail 7, and an entity on the slider structure has a structural surface attached to the inner surfaces of the first flat portion 11 and the second flat portion 13, as shown in fig. 5.
The auxiliary top block 32 configured to abut against a surface of the fourth straight portion 21; specifically, the auxiliary top block 32 is a quadrangular prism, and is also attached to the inner surfaces of the first flat portion 11 and the second flat portion 13, so that the structural surface of the auxiliary top block 32 attached to the inner surfaces can be regarded as the structural extension of the main body top block 31.
The side pressing block 33 is configured to prop up a plane on the first straight part 11 away from the main body top block 31; as shown in fig. 5, the other surfaces are not limited except for the structural surface matching the plane of the first flat portion 11 away from the body top block 31 and the surface connected to the cylinder having connection structures such as screw holes and mounting surfaces.
The side top block 34 configured to prop up a surface of the fourth straight portion 21 away from the auxiliary top block 32 and a surface of the fifth straight portion 23; as shown in fig. 5 in particular, the surfaces other than the structural surface matching the surface of the fourth flat portion 21 away from the auxiliary top block 32 and the surface of the fifth flat portion 23 and the surface connected to the cylinder have connection structures such as a screw hole and a mounting surface, and the other surfaces are not limited.
The auxiliary pad block 35 configured to brace the fifth straight portion 23; as shown in fig. 4, the plate-type fastening device comprises a fork-shaped structure, the fork-shaped structure is provided with a groove, a flat plate is arranged in the groove, the flat plate is connected to the fork-shaped structure through a fastening member, the fastening member is sleeved with a spring to enable the flat plate to move back and forth at a certain distance, and the fastening member is used for adjusting the tightness of the spring to enable the flat plate to prop the fifth straight portion 23 with different sizes.
The adjusting top block 36 configured to support the third straight portion 15 away from the plane of the body top block 31; as shown in fig. 5, the fixing device includes a top supporting surface and a fixing surface forming an obtuse angle with the top supporting surface, the fixing surface is fixed on the main body top block 31, and the top supporting surface supports the plane of the third straight portion 15 away from the main body top block 31.
As shown in fig. 6 and 7, the laser welding pneumatic tool clamp further includes a frame 4, a working surface 5 connected to the frame 4, and a first cylinder 61, a second cylinder 62, and a third cylinder 63 respectively connected to the working surface 5; wherein,
a piston shaft of the first cylinder 61 is connected to the main body top block 31 so that the auxiliary top block 32 connected to the main body top block 31 can abut against the surface of the fourth straight portion 21;
the piston shaft of the second cylinder 62 is connected with the side pressing block 33, so that the first straight part 11 is kept vertical under the action of the main body top block 31 and the side pressing block 33;
the piston shaft of the third cylinder 63 is connected to the side top block 34, so that the fourth straight portion 21 is kept vertical by the side pressing block 33 and the side top block 34.
Further comprises a fourth cylinder 64 connected to the working surface 5 and an auxiliary pressure block 37 connected with a piston shaft of the fourth cylinder 64,
the auxiliary pressing piece 37 is configured to abut against a surface of the second straight portion 13 away from the body top piece 31. As shown in fig. 7, the auxiliary pressing block 37 is a conical structure, and the fourth cylinder 64 is connected with a rotating mechanism through the cylinder to abut the auxiliary pressing block 37 on the surface of the second straight part 13 away from the main body top block 31.
The working face 5 is further connected with a sliding rail 7, the main body top block 31 is connected to the sliding rail 7 in a sliding mode, and the first air cylinder 61 is installed in the sliding rail 7.
Each cylinder is supplied with air through an air storage tank, and preferably, each cylinder is also connected with the air storage tank through a pressure regulating valve.
Each cylinder can be directly purchased on the market through technicians of model searching, and the technical specifications can be directly read for understanding when the model of equipment needs to be known, so that the equipment is not described repeatedly.
Example three:
the embodiment provides an AZ series magnesium alloy workpiece on one hand, which comprises the following material components in percentage by weight: al: 2.10 wt% -2.40 wt%; zn: 0.35 wt% -0.50 wt%; mn: 0.28 wt% -0.45 wt%; ca: 0.001 wt% -0.005 wt%; ce: 0.8 wt% -1 wt%; y: 0.005 wt% -0.01 wt%; ni: 0.01 wt% -0.02 wt%; the balance being Mg.
On the other hand, the specific structure of the AZ series magnesium alloy workpiece is also provided, and as shown in fig. 1, the AZ series magnesium alloy workpiece is composed of a first sheet metal part 1 and two second sheet metal parts 2 symmetrically arranged at two ends of the first sheet metal part 1 through welding; specifically, the AZ series magnesium alloy workpiece is of a similar parallelepiped structure, and one surface of the AZ series magnesium alloy workpiece is a notch.
As shown in fig. 2, the first sheet metal part 1 includes a first straight portion 11, a first arc portion 12, a second straight portion 13, a second arc portion 14, and a third straight portion 15, which are connected in sequence; the included angle between the first straight part 11 and the second straight part 13 is an acute angle; the included angle between the second straight part 13 and the third straight part 15 is an obtuse angle; the first straight portion 11 is parallel to the third straight portion 15, and the first arc-shaped portion 12 and the second arc-shaped portion 14 are both arc-shaped portions concave inwards between the first straight portion 11 and the third straight portion 15; specifically, the first sheet metal member 1 is bent to form each portion, and has a C-like structure.
As shown in fig. 3, the second sheet metal part 2 includes a fourth straight portion 21, a third arc portion 22, and a fifth straight portion 23 connected in sequence, and the fourth straight portion 21 is perpendicular to the fifth straight portion 23; specifically, each part of the second sheet metal part 2 is formed by bending, and an L-shaped structure is formed; the long side of the fourth straight portion 21 and the long side of the fifth straight portion 23 are connected through the third arc portion 22, and the long side length of the fourth straight portion 21 is longer than the long side length of the fifth straight portion 23. The surface of each portion of the first sheet metal member that is bent inward is referred to as an inner surface, and the other surface is referred to as an outer surface. The surfaces of the two straight parts of the second sheet metal part which are positioned at the clamping position are called inner surfaces, and the other surfaces are called outer surfaces.
The other three sides of the fourth straight portion 21 on the same plane are respectively connected to the first straight portion 11, the second straight portion 13, and the third straight portion 15, except for the side connected to the fifth straight portion 23 on the same plane.
The fifth straight portion 23 is provided with two through holes, and the AZ series magnesium alloy workpiece is assembled to equipment through the through holes by using fasteners such as screws, nuts and the like, wherein the equipment is equipment needing the workpiece.
The first straight portion 11 is far away from one end of the first arc portion 12 and is connected with a fourth arc portion 16 and a sixth straight portion 17 in sequence, and the third straight portion 15 is far away from one end of the second arc portion 14 and is connected with a fifth arc portion 18 and a seventh straight portion 19 in sequence. This setting is in order to prevent the outer edge of first sheet metal component does not have sharp place, and this setting can be accomplished together when bending, and need not carry out sharp edge blunting in follow-up process.
Meanwhile, a laser welding pneumatic tool clamp for clamping AZ series magnesium alloy workpieces is also provided, and comprises a main body top block 31, an auxiliary top block 32, a side pressing block 33, a side top block 34, an auxiliary cushion block 35 and an adjusting top block 36 as shown in figures 4 and 5; the auxiliary top block 32 is fixedly connected to the main body top block 31, the auxiliary cushion block 35 is fixedly connected to the main body top block 31, and the adjusting top block 36 is fixedly connected to the main body top block 31. Wherein,
the body top block 31 configured to support the surfaces of the first flat portion 11 and the second flat portion 13; specifically, the main body top block 31 has a slider structure adapted to the slide rail 7, and an entity on the slider structure has a structural surface attached to the inner surfaces of the first flat portion 11 and the second flat portion 13, as shown in fig. 4.
The auxiliary top block 32 configured to abut against a surface of the fourth straight portion 21; specifically, the auxiliary top block 32 is a quadrangular prism, and is also attached to the inner surfaces of the first flat portion 11 and the second flat portion 13, so that the structural surface of the auxiliary top block 32 attached to the inner surfaces can be regarded as the structural extension of the main body top block 31.
The side pressing block 33 is configured to prop up a plane on the first straight part 11 away from the main body top block 31; as shown in fig. 4, the other surfaces are not limited except for the structural surface matching the plane of the first flat portion 11 away from the body top block 31 and the surface connected to the cylinder having connection structures such as screw holes and mounting surfaces.
The side top block 34 configured to prop up a surface of the fourth straight portion 21 away from the auxiliary top block 32; as shown in fig. 4, the surfaces of the fourth straight portion 21 that are away from the auxiliary top block 32 and the surface that is connected to the cylinder have connection structures such as a threaded hole and a mounting surface.
The auxiliary pad block 35 configured to brace the fifth straight portion 23; as shown in fig. 4, the plate-type fastening device comprises a fork-shaped structure, the fork-shaped structure is provided with a groove, a flat plate is arranged in the groove, the flat plate is connected to the fork-shaped structure through a fastening member, the fastening member is sleeved with a spring to enable the flat plate to move back and forth at a certain distance, and the fastening member is used for adjusting the tightness of the spring to enable the flat plate to prop the fifth straight portion 23 with different sizes.
The adjusting top block 36 configured to support the third straight portion 15 away from the plane of the body top block 31; as shown in fig. 4, the fixing device includes a top supporting surface and a fixing surface forming an obtuse angle with the top supporting surface, the fixing surface is fixed on the main body top block 31, and the top supporting surface supports the plane of the third straight portion 15 away from the main body top block 31.
As shown in fig. 6 and 7, the laser welding pneumatic tool clamp further includes a frame 4, a working surface 5 connected to the frame 4, and a first cylinder 61, a second cylinder 62, and a third cylinder 63 respectively connected to the working surface 5; wherein,
a piston shaft of the first cylinder 61 is connected to the main body top block 31 so that the auxiliary top block 32 connected to the main body top block 31 can abut against the surface of the fourth straight portion 21;
the piston shaft of the second cylinder 62 is connected with the side pressing block 33, so that the first straight part 11 is kept vertical under the action of the main body top block 31 and the side pressing block 33;
the piston shaft of the third cylinder 63 is connected to the side top block 34, so that the fourth straight portion 21 is kept vertical by the side pressing block 33 and the side top block 34.
Further comprises a fourth cylinder 64 connected to the working surface 5 and an auxiliary pressure block 37 connected with a piston shaft of the fourth cylinder 64,
the auxiliary pressing piece 37 is configured to abut against a surface of the second straight portion 13 away from the body top piece 31. As shown in fig. 7, the auxiliary pressing block 37 is a conical structure, and the fourth cylinder 64 is connected with a rotating mechanism through the cylinder to abut the auxiliary pressing block 37 on the surface of the second straight part 13 away from the main body top block 31.
As shown in fig. 5, a rotating member for fitting the workpieces having the same shape and different sizes is screw-connected to the surface of each of the main body top block 31, the auxiliary top block 32, the side pressing block 33, the side top block 34, and the adjusting top block 36 connected to each surface of the workpiece, and the main function of the auxiliary pressing block 37 is to abut on the workpiece to prevent the workpiece from being deflected due to insufficient contact surface with each top block and each pressing block when the workpiece has the same shape and a larger size.
The working face 5 is further connected with a sliding rail 7, the main body top block 31 is connected to the sliding rail 7 in a sliding mode, and the first air cylinder 61 is installed in the sliding rail 7.
Each cylinder is supplied with air through an air storage tank, and preferably, each cylinder is also connected with the air storage tank through a pressure regulating valve.
Each cylinder can be directly purchased on the market through technicians of model searching, and the technical specifications can be directly read for understanding when the model of equipment needs to be known, so that the equipment is not described repeatedly.
The cylinders are also intelligent by interfacing with a control system, as shown in fig. 6.
When the device is used, the main body ejector block is pushed through the first air cylinder to perform length positioning on the first sheet metal part of the workpiece, then the size of the workpiece is determined, and then the workpiece is ejected through the air cylinders to be completely fixed, and welding can be started after the workpiece is fixed.
In conclusion, the AZ series magnesium alloy workpiece and the laser welding pneumatic tool clamp thereof provided by the invention can well clamp a special-shaped workpiece and adapt to different sizes of the special-shaped workpiece by using the laser welding pneumatic tool clamp, and meanwhile, the welding precision can be well improved by using the laser welding pneumatic tool clamp, and the laser welding pneumatic tool clamp is beneficial to convenient operation due to simple integral structure.
Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.
Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, e.g., well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.
It is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that it is the following claims, including all equivalents, that are intended to define the spirit and scope of this invention. The above examples are to be construed as merely illustrative and not limitative of the remainder of the disclosure. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.

Claims (8)

1. An AZ series magnesium alloy workpiece is characterized by consisting of a first sheet metal part and two second sheet metal parts symmetrically arranged at two ends of the first sheet metal part;
the first sheet metal part comprises a first straight part, a first arc-shaped part, a second straight part, a second arc-shaped part and a third straight part which are connected in sequence; the included angle between the first straight part and the second straight part is an acute angle; the included angle between the second straight part and the third straight part is an obtuse angle; the first straight part is parallel to the third straight part, and the first arc-shaped part and the second arc-shaped part are both arc-shaped parts which are concave inwards between the first straight part and the third straight part;
the second sheet metal part comprises a fourth straight part, a third arc part and a fifth straight part which are sequentially connected, and the fourth straight part is perpendicular to the fifth straight part;
the third straight portion is connected to the first straight portion, the second straight portion and the third straight portion, respectively.
2. The AZ-based magnesium alloy workpiece according to claim 1, wherein two through holes are formed in the fifth straight portion.
3. The AZ-based magnesium alloy workpiece according to any one of claims 1 or 2, wherein a fourth arc-shaped portion and a sixth straight portion are sequentially connected to an end of the first straight portion remote from the first arc-shaped portion, and a fifth arc-shaped portion and a seventh straight portion are sequentially connected to an end of the third straight portion remote from the second arc-shaped portion.
4. A laser welding pneumatic tool clamp is used for clamping an AZ series magnesium alloy workpiece as claimed in any one of claims 1 to 3, and is characterized by comprising a main body top block, an auxiliary top block, a side pressing block, a side top block, an auxiliary cushion block and an adjusting top block; wherein,
the body top block configured to support surfaces of the first flat portion and the second flat portion;
the auxiliary top block configured to abut a surface of the fourth straight portion;
the side pressing block is configured to prop up a plane on the first straight part away from the main body top block;
the side top block is configured to be used for propping up the surface of the fourth straight part far away from the auxiliary top block;
the auxiliary cushion block is configured to prop up the fifth straight portion;
the adjusting top block is configured to support the third straight part away from the plane of the main body top block.
5. The laser welding pneumatic tool clamp of claim 4, further comprising a frame, a working surface connected to the frame, and a first cylinder, a second cylinder, and a third cylinder connected to the working surface, respectively; wherein,
a piston shaft of the first cylinder is connected with the main body top block so that the auxiliary top block connected with the main body top block can abut against the surface of the fourth straight part;
the piston shaft of the second cylinder is connected with the side pressure block, so that the first straight part is kept vertical under the action of the main body top block and the side pressure block;
and a piston shaft of the third cylinder is connected with the side jacking block so that the fourth straight part is kept vertical under the action of the side pressing block and the side jacking block.
6. A laser welding pneumatic tooling fixture as recited in any of the preceding claims, further comprising a fourth cylinder connected to said work surface and an auxiliary pressure block connected to a piston shaft of said fourth cylinder,
the auxiliary pressing block is configured to abut against a surface of the second straight portion away from the main body top block.
7. A laser welding pneumatic tool clamp according to any one of the preceding claims, wherein a slide rail is further connected to the working surface, the main body top block is slidably connected to the slide rail, and the first cylinder is mounted in the slide rail.
8. A laser welding pneumatic tool holder as claimed in any preceding claim, wherein the auxiliary ram is fixedly attached to the main body ram, the auxiliary spacer is fixedly attached to the main body ram, and the adjustment ram is fixedly attached to the main body ram.
CN201911290539.4A 2019-12-16 2019-12-16 AZ series magnesium alloy workpiece and laser welding pneumatic tool clamp thereof Pending CN110923533A (en)

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CN201911290539.4A CN110923533A (en) 2019-12-16 2019-12-16 AZ series magnesium alloy workpiece and laser welding pneumatic tool clamp thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911290539.4A CN110923533A (en) 2019-12-16 2019-12-16 AZ series magnesium alloy workpiece and laser welding pneumatic tool clamp thereof

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CN110923533A true CN110923533A (en) 2020-03-27

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110071265A (en) * 2009-12-21 2011-06-29 (주)에이디에스 테크놀로지 Laser welder with displacement function of laser welding module for changing welding point
CN206105178U (en) * 2016-11-01 2017-04-19 常州泰翔自动化设备科技有限公司 Automatic welding clamp
CN108406210A (en) * 2018-05-23 2018-08-17 华帝股份有限公司 Clamp for welding
CN207930159U (en) * 2018-03-16 2018-10-02 长沙航空职业技术学院 A kind of laser welding pneumatic clamping apparatus
CN109759701A (en) * 2019-01-24 2019-05-17 李慧 A kind of laser welding gear-box Assembling Production system and its assembly method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110071265A (en) * 2009-12-21 2011-06-29 (주)에이디에스 테크놀로지 Laser welder with displacement function of laser welding module for changing welding point
CN206105178U (en) * 2016-11-01 2017-04-19 常州泰翔自动化设备科技有限公司 Automatic welding clamp
CN207930159U (en) * 2018-03-16 2018-10-02 长沙航空职业技术学院 A kind of laser welding pneumatic clamping apparatus
CN108406210A (en) * 2018-05-23 2018-08-17 华帝股份有限公司 Clamp for welding
CN109759701A (en) * 2019-01-24 2019-05-17 李慧 A kind of laser welding gear-box Assembling Production system and its assembly method

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Application publication date: 20200327