CN114433995A - Longitudinal joint friction stir welding automation device - Google Patents

Longitudinal joint friction stir welding automation device Download PDF

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Publication number
CN114433995A
CN114433995A CN202210134584.6A CN202210134584A CN114433995A CN 114433995 A CN114433995 A CN 114433995A CN 202210134584 A CN202210134584 A CN 202210134584A CN 114433995 A CN114433995 A CN 114433995A
Authority
CN
China
Prior art keywords
friction stir
stir welding
automation device
welding automation
compression roller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210134584.6A
Other languages
Chinese (zh)
Inventor
杨炫
赵源
张伟
戈军委
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Aerospace Tianma Electrical Technology Co Ltd
Original Assignee
Guizhou Aerospace Tianma Electrical Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guizhou Aerospace Tianma Electrical Technology Co Ltd filed Critical Guizhou Aerospace Tianma Electrical Technology Co Ltd
Priority to CN202210134584.6A priority Critical patent/CN114433995A/en
Publication of CN114433995A publication Critical patent/CN114433995A/en
Pending legal-status Critical Current

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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
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
    • 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
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
    • B23K20/1245—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding characterised by the apparatus
    • 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
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
    • B23K20/1245—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding characterised by the apparatus
    • B23K20/126—Workpiece support, i.e. backing or clamping
    • 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
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/26—Auxiliary equipment

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

The invention provides a longitudinal joint friction stir welding automation device, which comprises a clamping mechanism; the two clamping mechanisms are arranged in parallel, the two ends of each clamping mechanism are provided with the linear moving mechanisms, the linear moving mechanisms are arranged on the fixed base plate and can move along the fixed base plate, and the fixed base plate is perpendicular to the clamping mechanisms in vertical projection. The linear moving mechanisms are arranged at multiple positions, so that the movable supporting beam and the clamping mechanism can move linearly when a workpiece is assembled and disassembled, enough space is reserved for the workpiece, the complex step of repeatedly disassembling the device in the process of assembling and disassembling the workpiece is avoided, the efficiency is improved, and the labor force is saved.

Description

Longitudinal joint friction stir welding automation device
Technical Field
The invention relates to a longitudinal joint friction stir welding automation device.
Background
Friction stir welding is a novel solid phase welding technique, it promotes metal material's plastic deformation in order to improve its degree of mixing mutually through the frictional heat that the stirring head produced, thereby realize the connection of welding the material, but friction stir welding assembly quality before the butt welding requires highly, need specific device anchor clamps to guarantee the assembly quality before the welding, and support the axial upset forging force among the welding process, especially to the stir welding of large-scale work piece, in case the work piece appears becoming flexible in welding process, often can cause the welding failure, directly lead to the work piece to scrap when serious.
After welding of products is completed, the conventional friction stir welding device for large-sized cylinder boxes usually needs to be disassembled to take out the products, and the device needs to be assembled when the next product is welded, so that a large amount of labor is consumed by complicated steps, and the production efficiency is greatly reduced; the current devices are single in application scene, the compatibility of multiple application scenes cannot be realized, and a plurality of devices are required to be added for welding different products, so that the cost is greatly increased, and the production period of the products is prolonged.
Disclosure of Invention
In order to solve the technical problems, the invention provides the longitudinal joint friction stir welding automation device which can avoid the complex steps that large-size workpieces need to be repeatedly clamped, and can save a large amount of labor force while ensuring the pressing effect and efficiency.
The invention is realized by the following technical scheme.
The invention provides a longitudinal joint friction stir welding automation device, which comprises a clamping mechanism; the two clamping mechanisms are arranged in parallel, the two ends of each clamping mechanism are provided with the linear moving mechanisms, the linear moving mechanisms are arranged on the fixed base plate and can move along the fixed base plate, and the fixed base plate is perpendicular to the clamping mechanisms in vertical projection.
The fixed bottom plate is provided with a linear guide rail, the bottom of the linear moving mechanism is provided with a sliding block, and the sliding block is matched with the linear guide rail.
The linear moving mechanism is installed at the bottom of the movable supporting seat, and the clamping mechanism is installed at the top of the movable supporting seat.
A rack is arranged at the side position of the linear guide rail, a gear is arranged above the sliding block, and the gear and the rack are in meshing transmission; the gear is arranged at the output end of the speed reducer, and the speed reducer is driven by the servo motor; the servo motor and the speed reducer are both vertically and downwards installed.
The clamping mechanism consists of a compression roller and a compression roller fixing seat, and the end part of the compression roller is arranged on the compression roller fixing seat.
And a jack is arranged between the compression roller and the compression roller fixing seat.
And a supporting beam is arranged between the two parallel clamping mechanisms.
The supporting beam is composed of a cross beam and supporting bars, the cross beam is fixed in a direction parallel to the clamping mechanism, the supporting bars are fixed on the side of the top surface of the cross beam in a direction perpendicular to the cross beam, and the clamping mechanism is arranged on the supporting bars.
And the top surface of the cross beam is provided with a base plate.
The invention has the beneficial effects that: the linear moving mechanisms are arranged at multiple positions, so that the movable supporting beam and the clamping mechanism can move linearly when a workpiece is loaded and unloaded, enough space is reserved for the workpiece, the complex step of repeatedly disassembling the device in the process of loading and unloading the workpiece is avoided, the efficiency is improved, and the labor force is saved.
Drawings
FIG. 1 is a schematic block diagram of at least one embodiment of the present invention;
FIG. 2 is a schematic structural view of the clamping mechanism of FIG. 1;
FIG. 3 is a schematic structural view of the support beam of FIG. 1;
fig. 4 is a schematic structural view of the linear movement mechanism in fig. 1.
In the figure: 1-fixed supporting seat, 2-clamping mechanism, 3-supporting beam, 4-linear moving mechanism, 5-movable supporting seat, 6-fixed bottom plate, 7-pressing roller, 8-pressing roller fixing seat, 9-jack, 10-cross beam, 11-backing plate, 12-supporting strip, 13-servo motor, 14-reducer, 15-gear, 16-rack, 17-sliding block and 18-linear guide rail.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
Example 1
An automated longitudinal seam friction stir welding apparatus shown in fig. 1 to 4 includes a clamping mechanism 2; the two clamping mechanisms 2 are arranged in parallel, the two ends of each clamping mechanism 2 are provided with the linear moving mechanisms 4, the linear moving mechanisms 4 are arranged on the fixed base plate 6 and can move along the fixed base plate 6, and the fixed base plate 6 is perpendicular to the clamping mechanisms 2 in vertical projection.
Example 2
Based on embodiment 1, the fixed bottom plate 6 is provided with a linear guide rail 18, the bottom of the linear moving mechanism 4 is provided with a slide block 17, and the slide block 17 is matched with the linear guide rail 18.
Example 3
As an alternative to the embodiment 1, the linear moving mechanism 4 is installed at the bottom of the movable supporting base 5, and the clamping mechanism 2 is installed at the top of the movable supporting base 5.
Example 4
Based on embodiment 2, a rack 16 is arranged at the side position of the linear guide rail 18, a gear 15 is arranged above the sliding block 17, and the gear 15 and the rack 16 are in meshing transmission; the gear 15 is arranged at the output end of the speed reducer 14, and the speed reducer 14 is driven by the servo motor 13; the servo motor 13 and the decelerator 14 are vertically installed downward.
Example 5
Based on embodiment 1, clamping mechanism 2 comprises compression roller 7 and compression roller fixing base 8, and compression roller 7 tip is installed on compression roller fixing base 8.
Example 6
According to embodiment 5, a jack 9 is arranged between the compression roller 7 and the compression roller fixing seat 8.
Example 7
According to embodiment 1, a support beam 3 is provided between two parallel clamping mechanisms 2.
Example 8
According to the embodiment 7, the supporting beam 3 is composed of the cross beam 10 and the supporting bars 12, the cross beam 10 is fixed in the direction parallel to the clamping mechanism 2, the supporting bars 12 are a plurality of pieces fixed on the top side of the cross beam 10 in the direction perpendicular to the cross beam 10, and the clamping mechanism 2 is arranged on the supporting bars 12.
Example 9
According to embodiment 8, the top surface of the beam 10 is provided with a backing plate 11.
Example 10
Based on the above embodiment, the device comprises a fixed support seat 1, a clamping mechanism 2, a support beam 3, a linear moving mechanism 4, a movable support beam 5 and a fixed bottom plate 6, wherein the fixed support seat 1 and the fixed bottom plate 6 are fixed on a workbench, the support beam 3 is used for supporting a workpiece, the clamping mechanism 2 is used for clamping the workpiece, and the linear moving mechanism 4 is used for realizing the linear movement of the clamping mechanism 2 and the movable support seat 5 to make room for the loading and unloading of the workpiece.
Clamping mechanism 2 includes compression roller 7, compression roller fixing base 8, jack 9, and compression roller 7 adopts eccentric structure, and compression roller 7 rotation axis inserts compression roller fixing base 8, and 8 one ends of compression roller fixing base are fixed on movable supporting seat 5, and one end is passed through the guide rail slider and is fixed on fixed supporting seat 1, and jack 9 is fixed on compression roller fixing base 8 and applys the moment of torsion to compression roller 7, and the compression roller layering compresses tightly the work piece.
The supporting beam 3 comprises a cross beam 10, a backing plate 11 and a supporting strip 12, wherein the cross beam 10 is square, one end of the cross beam is fixed on the fixed supporting seat 1, the other end of the cross beam is lapped on the movable supporting seat 5 in the welding process, a cantilever is used for supporting a workpiece and resisting axial upsetting force in the welding process when the workpiece is disassembled and assembled, and the backing plate 11 is fixed on the cross beam 10 and is replaceable to be compatible with workpiece welding in different shapes and sizes.
The linear moving mechanism 4 comprises a servo motor 13, a speed reducer 14, a gear 15, a rack 16, a sliding block 17 and a linear guide rail 18, and is composed of four pairs, wherein the servo motor 13, the speed reducer 14, the gear 15 and the sliding block 17 are respectively installed on the fixed end press roller fixing seat 8 and the movable supporting seat 5, the rack 15 and the linear guide rail 18 are fixed on the fixed supporting seat 1 and the fixed bottom plate 6, the gear 15 and the rack 16 are meshed through the servo motor 13 to realize linear movement of the clamping mechanism 2 and the movable supporting seat 5, and a space is reserved for workpiece loading and unloading.
The movable supporting seats 5 are provided with two parts, and adjusting bolts are arranged on the two parts and used for adjusting the mounting precision of the supporting beam 3 and ensuring the welding quality.
Therefore, when the workpiece is assembled and disassembled, the linear moving mechanism 4 drives the clamping mechanism 2 and the movable support 5 to do linear movement, so that a space is reserved for assembling or disassembling the supporting beam 3 for the workpiece, and the complicated steps of disassembling the device are avoided.

Claims (9)

1. The utility model provides a longitudinal joint friction stir welding automation equipment, includes clamping mechanism (2), its characterized in that: the clamping mechanisms (2) are arranged in parallel, the linear moving mechanisms (4) are installed at the two ends of the clamping mechanisms (2), the linear moving mechanisms (4) are installed on the fixed base plate (6) and can move along the fixed base plate (6), and the fixed base plate (6) is perpendicular to the clamping mechanisms (2) in vertical projection.
2. The longitudinal seam friction stir welding automation device of claim 1, wherein: a linear guide rail (18) is arranged on the fixed bottom plate (6), a sliding block (17) is arranged at the bottom of the linear moving mechanism (4), and the sliding block (17) is matched with the linear guide rail (18).
3. The longitudinal seam friction stir welding automation device of claim 1, wherein: the linear moving mechanism (4) is installed at the bottom of the movable supporting seat (5), and the clamping mechanism (2) is installed at the top of the movable supporting seat (5).
4. The longitudinal seam friction stir welding automation device of claim 2, wherein: a rack (16) is arranged at the side position of the linear guide rail (18), a gear (15) is arranged above the sliding block (17), and the gear (15) and the rack (16) are in meshing transmission; the gear (15) is arranged at the output end of the speed reducer (14), and the speed reducer (14) is driven by the servo motor (13); the servo motor (13) and the speed reducer (14) are both vertically and downwardly mounted.
5. The longitudinal seam friction stir welding automation device of claim 1, wherein: clamping mechanism (2) comprise compression roller (7) and compression roller fixing base (8), and compression roller (7) tip is installed on compression roller fixing base (8).
6. The longitudinal seam friction stir welding automation device of claim 5, wherein: and a jack (9) is arranged between the compression roller (7) and the compression roller fixing seat (8).
7. The longitudinal seam friction stir welding automation device of claim 1, wherein: a supporting beam (3) is arranged between the two parallel clamping mechanisms (2).
8. The longitudinal seam friction stir welding automation device of claim 7, wherein: the supporting beam (3) is composed of a cross beam (10) and supporting strips (12), the cross beam (10) is fixed in the direction parallel to the clamping mechanism (2), the supporting strips (12) are fixed on the side of the top surface of the cross beam (10) in the direction perpendicular to the cross beam (10), and the clamping mechanism (2) is arranged on the supporting strips (12).
9. The longitudinal seam friction stir welding automation device of claim 8, wherein: and the top surface of the cross beam (10) is provided with a cushion plate (11).
CN202210134584.6A 2022-02-14 2022-02-14 Longitudinal joint friction stir welding automation device Pending CN114433995A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210134584.6A CN114433995A (en) 2022-02-14 2022-02-14 Longitudinal joint friction stir welding automation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210134584.6A CN114433995A (en) 2022-02-14 2022-02-14 Longitudinal joint friction stir welding automation device

Publications (1)

Publication Number Publication Date
CN114433995A true CN114433995A (en) 2022-05-06

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ID=81374613

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Application Number Title Priority Date Filing Date
CN202210134584.6A Pending CN114433995A (en) 2022-02-14 2022-02-14 Longitudinal joint friction stir welding automation device

Country Status (1)

Country Link
CN (1) CN114433995A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201195232Y (en) * 2008-04-03 2009-02-18 黄超明 Straight-line joint welding machine
CN203209852U (en) * 2013-03-18 2013-09-25 上海航天设备制造总厂 Stirring friction welding tool for longitudinal joint of cylinder section
CN205290065U (en) * 2015-12-02 2016-06-08 吉林麦达斯铝业有限公司 Friction stir welding pneumatics compresses tightly frock
CN207272453U (en) * 2017-07-26 2018-04-27 东莞政睿自动化设备有限公司 A kind of bottom plate laser cutting machine with switching platform
CN211071344U (en) * 2019-11-25 2020-07-24 杭州蓝盾水净化设备有限公司 Straight seam leveling machine for filter surface treatment
CN113275819A (en) * 2021-06-09 2021-08-20 广东柳泰焊接科技有限公司 Friction stir welding tool

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201195232Y (en) * 2008-04-03 2009-02-18 黄超明 Straight-line joint welding machine
CN203209852U (en) * 2013-03-18 2013-09-25 上海航天设备制造总厂 Stirring friction welding tool for longitudinal joint of cylinder section
CN205290065U (en) * 2015-12-02 2016-06-08 吉林麦达斯铝业有限公司 Friction stir welding pneumatics compresses tightly frock
CN207272453U (en) * 2017-07-26 2018-04-27 东莞政睿自动化设备有限公司 A kind of bottom plate laser cutting machine with switching platform
CN211071344U (en) * 2019-11-25 2020-07-24 杭州蓝盾水净化设备有限公司 Straight seam leveling machine for filter surface treatment
CN113275819A (en) * 2021-06-09 2021-08-20 广东柳泰焊接科技有限公司 Friction stir welding tool

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Application publication date: 20220506