CN114905138B - Friction stir welding clamp for galvanic pile shell - Google Patents
Friction stir welding clamp for galvanic pile shell Download PDFInfo
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- CN114905138B CN114905138B CN202210457704.6A CN202210457704A CN114905138B CN 114905138 B CN114905138 B CN 114905138B CN 202210457704 A CN202210457704 A CN 202210457704A CN 114905138 B CN114905138 B CN 114905138B
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- fixedly connected
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- rod
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- 238000003466 welding Methods 0.000 title claims abstract description 31
- 238000003756 stirring Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000002146 bilateral effect Effects 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- 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
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The invention discloses a friction stir welding clamp for a galvanic pile shell, which belongs to the field of welding clamps and comprises a fixed box, six groups of fixed lugs are fixedly connected to the annular outer surface of the fixed box at equal intervals near the bottom end, a first bearing is fixedly connected to the bottom end of the inner surface of the fixed box, four groups of fixed blocks are fixedly connected to the upper end surface of the first bearing, the four groups of fixed blocks are distributed in a front-back bilateral symmetry state, supporting plates are fixedly connected to the upper end surfaces of the fixed blocks, clamping mechanisms are symmetrically arranged on two sides of the upper end surfaces of the supporting plates, the two groups of supporting plates are hinged to each other in an intersecting state, so that the galvanic pile shell can be clamped more conveniently and rapidly.
Description
Technical Field
The invention relates to the field of welding clamps, in particular to a friction stir welding clamp for a galvanic pile shell.
Background
A stack is a stack formed by stacking a plurality of unit cells in series, and typically, a stack case is used to accommodate and seal a fuel cell stack that supplies a high voltage to physically protect the fuel cell stack. When the galvanic pile shell is produced, the frame and the bottom frame of the galvanic pile shell are welded by using sectional materials, and the galvanic pile shell is generally in a cuboid shape design;
the manual welding work is carried out on the galvanic pile shell, so that the welding work efficiency is lower, the automatic welding is generally carried out by a welding device at present, the common welding mode is friction stir welding, in order to ensure the welding quality and prevent the position of a frame bottom plate from shifting to influence the welding quality, the galvanic pile shell needs to be fixed by a clamp in the welding process, and the traditional galvanic pile shell friction stir welding clamp has the advantages of complex structure, higher production cost, extremely inconvenient operation, poor clamping effect on galvanic pile shells with different sizes and overall improvement;
for this purpose, a friction stir welding jig for a galvanic pile housing is proposed.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide the friction stir welding clamp for the galvanic pile shell, which can clamp the galvanic pile shell more conveniently and rapidly, has good clamping effect, saves a large amount of manpower and material resources, improves the working efficiency, can clamp the galvanic pile shells of different sizes well, and has high practicability.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The utility model provides a pile casing friction stir welding anchor clamps, includes the fixed box, the annular surface of fixed box is close to six fixed lugs of position equidistance fixedly connected with of bottom, the internal surface bottom fixedly connected with bearing of fixed box is first, the up end fixedly connected with of bearing is first four sets of fixed blocks, four sets of the fixed block is the bilateral symmetry state distribution around, the up end fixedly connected with fagging of fixed block, the up end bilateral symmetry of fagging is provided with fixture.
Further, the number of the supporting plates is two, the two supporting plates are hinged to each other in a cross-shaped mode, a sliding groove is formed in the position, corresponding to the supporting plates, of the annular inner surface of the fixed box, the supporting plates extend into the sliding groove, and the supporting plates are matched with each other and are in sliding connection.
Further, the guide way has been seted up to the inside of fixed block, the inside of guide way transversely is provided with the lead screw, the lead screw passes through the bearing and rotates with the fixed block and be connected, the lead screw is close to fixed box center one end and runs through the fixed block, and the lead screw is close to fixed box center one end fixedly connected with gear one, the surface of lead screw is close to the position screw drive of fixed box one side and is connected with the slider, slider and guide way sliding connection.
Further, the lower end face of the supporting plate is provided with a through groove corresponding to the position of the fixed block, the through groove is communicated with the guide groove, the upper end face of the sliding block is fixedly connected with a connecting rod, and the top end of the connecting rod is fixedly connected with the clamping mechanism.
Further, the bottom end face central point of fixed case puts fixedly connected with motor, the output shaft of motor runs through fixed case, and its two pass through the bearing and rotate to be connected, and motor output shaft top fixedly connected with gear two, a plurality of groups gear one with gear two intermesh.
Further, fixture includes clamp splice, buffer assembly, the top of connecting rod articulates there is the clamp splice, the clamp splice is right angle shape structural design, the clamp splice is close to the equal fixedly connected with buffer assembly in fixed box center one side both ends face central point put.
Further, the buffer assembly comprises a sleeve, a slide bar and a buffer plate, wherein the center positions of two end faces of the clamping block, which are close to the center of the fixed box, are all embedded fixedly connected with the sleeve, the inner surface of the sleeve is slidably connected with the slide bar, one end of the slide bar, which is close to the center of the fixed box, penetrates through the sleeve, and the slide bar, which is close to one end of the center of the fixed box, is fixedly connected with the buffer plate.
Further, the buffer assembly further comprises a first spring, one end, away from the buffer plate, of the sliding rod is fixedly connected with the first spring, the other end of the first spring is fixedly connected with the sleeve, and the sliding rod and the sleeve are matched with each other in T-shaped structural design.
Further, one end of each clamping block is fixedly connected with a second spring, and the other end of each second spring is fixedly connected with an adjacent group of clamping blocks.
Further, the left side and the right side of the inner surface of the sliding groove are symmetrically and fixedly connected with hydraulic pushing rods, one end, close to the center of the fixed box, of each hydraulic pushing rod is hinged with a first connecting rod and a second connecting rod, and the first connecting rod and the second connecting rod are respectively hinged with an adjacent side supporting plate.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) According to the scheme, through adding a series of structural components such as the motor, the clamping mechanism and the screw rod, automatic clamping of the galvanic pile shell can be realized, the clamping and dismounting mode is more convenient and quick, the clamping efficiency is greatly improved, and a large amount of manpower and material resources are saved.
(2) This scheme can reduce the bump of clamp splice and casing surface when the centre gripping pile casing through adding buffer assembly, has reduced the damage to the casing when the centre gripping casing of clamping device.
(3) According to the scheme, through adding a series of structural components such as the hydraulic push rod, the first connecting rod and the connecting rod, the angles of the two groups of supporting plates can be automatically adjusted, the pile shells with different sizes can be clamped and fixed, and the practicability of the device is greatly improved.
(4) According to the scheme, the second spring is added, and under the action of the tension of the second spring, the square structure formed by the four groups of right-angle clamping blocks can be always kept, so that the rectangular pile shell is clamped and fixed conveniently.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an overall top view of the present invention;
FIG. 3 is a combined view of the chute and gear I of the present invention;
FIG. 4 is an enlarged view of FIG. 1A in accordance with the present invention;
FIG. 5 is an enlarged view of the invention at B in FIG. 2;
FIG. 6 is a cross-sectional view of FIG. 2C-C in accordance with the present invention;
FIG. 7 is a sectional view of the combination of the slide bar and sleeve of the present invention;
fig. 8 is a combined cross-sectional view of the screw and the fixing block of the present invention.
The reference numerals in the figures illustrate:
1. a fixed box; 11. a fixed ear; 12. a first bearing; 13. a fixed block; 14. a supporting plate; 15. a chute; 2. a guide groove; 21. a screw rod; 22. a first gear; 23. a slide block; 3. a through groove; 31. a connecting rod; 4. a clamping mechanism; 41. clamping blocks; 5. a buffer assembly; 51. a sleeve; 52. a slide bar; 53. a buffer plate; 54. a first spring; 6. a hydraulic push rod; 61. a first connecting rod; 62. a second connecting rod; 7. a motor; 71. a second gear; 8. and a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 and fig. 6, the embodiment of the invention provides a friction stir welding fixture for a galvanic pile shell, which comprises a fixed box 1, six groups of fixed lugs 11 are fixedly connected at the position, close to the bottom end, of the annular outer surface of the fixed box 1 at equal intervals, a first bearing 12 is fixedly connected at the bottom end of the inner surface of the fixed box 1, four groups of fixed blocks 13 are fixedly connected to the upper end surface of the first bearing 12, the four groups of fixed blocks 13 are distributed in a front-back bilateral symmetry state, a supporting plate 14 is fixedly connected to the upper end surface of the fixed block 13, and clamping mechanisms 4 are symmetrically arranged on two sides of the upper end surface of the supporting plate 14.
Through adopting above-mentioned technical scheme, during operation, user's accessible is fixed ear 11 with welding set together with the bolt to can firmly fix the position of fixed case 1, place the pile casing in the position of two sets of fagging 14 up end centers, carry out effectual support to the pile casing, drive fixture 4 work, can be automatic carry out the centre gripping to the pile casing and fix, the centre gripping dismantlement mode is more convenient and fast, great improvement centre gripping efficiency, saved a large amount of manpower and materials, after fixing the position of pile casing, can control friction stir welding machine and carry out welding process to the pile casing.
As an embodiment of the present invention, as shown in fig. 1, the number of the supporting plates 14 is two, the two groups of supporting plates 14 are hinged to each other in a cross-shaped manner, a sliding groove 15 is formed on the annular inner surface of the fixed box 1 corresponding to the position of the supporting plate 14, the supporting plate 14 extends into the sliding groove 15, and the two supporting plates are matched and slidingly connected with each other.
Through adopting above-mentioned technical scheme, two sets of fagging 14 are articulated each other, have made things convenient for the follow-up contained angle to between the two of them to can adjust the contained angle between the fixture 4, and fagging 14 and spout 15 mutually match and sliding connection, can enough effectively support fagging 14, can play the guide effect to fagging 14 again.
As an embodiment of the present invention, as shown in fig. 1, 2, 6 and 8, a guiding groove 2 is formed in the fixing block 13, a screw rod 21 is transversely disposed in the guiding groove 2, the screw rod 21 is rotatably connected with the fixing block 13 through a bearing, one end of the screw rod 21 near the center of the fixing box 1 penetrates through the fixing block 13, one end of the screw rod 21 near the center of the fixing box 1 is fixedly connected with a first gear 22, a position of the outer surface of the screw rod 21 near one side of the box body of the fixing box 1 is spirally connected with a sliding block 23, the sliding block 23 is slidably connected with the guiding groove 2, a through groove 3 is formed in a position of the lower end surface of the supporting plate 14 corresponding to the fixing block 13, the through groove 3 is mutually communicated with the guiding groove 2, an upper end surface of the sliding block 23 is fixedly connected with a connecting rod 31, a top end of the connecting rod 31 is fixedly connected with the clamping mechanism 4, a bottom end surface center of the fixing box 1 is fixedly connected with a motor 7, an output shaft of the motor 7 penetrates through the fixing box 1, the two gears are rotatably connected through the bearing, a top end of the motor 7 is fixedly connected with a second gear 71, and the first gear 71 is meshed with the second gear 71.
Through adopting above-mentioned technical scheme, when needs centre gripping pile casing, only need control motor 7 start, drive gear two 71 through the output shaft and rotate, then can drive rather than four group's gears one 22 rotations of intermeshing, thereby can drive lead screw 21 and rotate, because lead screw 21 is connected with slider 23 spiral transmission, then can drive slider 23 along guide way 2 to be close to fixed box 1 center one side and slide, thereby can drive fixture 4 through connecting rod 31 and move to being close to pile casing direction, carry out the centre gripping to pile casing fixedly, the centre gripping dismantlement mode is convenient and fast more, great improvement work efficiency.
As an embodiment of the present invention, as shown in fig. 4, 5 and 7, the clamping mechanism 4 includes a clamping block 41 and a buffer assembly 5, the top end of the connecting rod 31 is hinged with the clamping block 41, the clamping block 41 is in a right-angle structural design, and the buffer assemblies 5 are fixedly connected to the center positions of two end surfaces of the clamping block 41 near to the center of the fixed box 1; the buffer assembly 5 comprises a sleeve 51, a slide rod 52 and a buffer plate 53, wherein the center positions of two end faces of one side of the clamping block 41, which are close to the center of the fixed box 1, are respectively and fixedly connected with the sleeve 51 in an embedded mode, the inner surface of the sleeve 51 is slidably connected with the slide rod 52, one end of the slide rod 52, which is close to the center of the fixed box 1, penetrates through the sleeve 51, the other end of the slide rod 52, which is close to the center of the fixed box 1, is fixedly connected with the buffer plate 53, the buffer assembly 5 further comprises a first spring 54, one end, which is far away from the buffer plate 53, of the slide rod 52 is fixedly connected with the first spring 54, the other end of the first spring 54 is fixedly connected with the sleeve 51, and the slide rod 52 and the sleeve 51 are in T-shaped structural design and are mutually matched.
Through adopting above-mentioned technical scheme, when fixture 4 moves to the pile casing direction, buffer board 53 contact pile casing shell first, when continuing to move, then clamp splice 41 continues to remove to pile casing direction and carry out the centre gripping to it, and buffer board 53 can not continue to move, then can drive slide bar 52 extrusion spring one 54, under the effect of spring one 54 and buffer board 53, can reduce the bump of clamp splice 41 with the casing surface greatly, the damage of clamping device to the casing when the centre gripping casing has been reduced, and clamp splice 41 is right angle structural design, can match the block with each other just in the four corners department of cuboid, thereby can effectually carry out the centre gripping to the pile casing and fix.
As an embodiment of the present invention, as shown in fig. 1 and fig. 2, one end of each of the clamping blocks 41 is fixedly connected with the second spring 8, and the other end of the second spring 8 is fixedly connected with an adjacent group of clamping blocks 41.
Through adopting above-mentioned technical scheme, owing to clamp splice 41 is articulated with connecting rod 31, then under the effect of spring two 8, can remain four sets of right angle clamp splice 41 constitution square structure all the time, made things convenient for the pile casing to the cuboid shape to carry out the centre gripping fixedly greatly.
As an embodiment of the present invention, as shown in fig. 1 and 2, the left and right sides of the inner surface of the chute 15 are symmetrically and fixedly connected with a hydraulic push rod 6, one end of the hydraulic push rod 6 near the center of the fixed box 1 is hinged with a first link 61 and a second link 62, and the first link 61 and the second link 62 are respectively hinged with the adjacent side supporting plates 14.
Through adopting above-mentioned technical scheme, when the shape of pile casing is different, the user can control hydraulic push rod 6 to extend or shrink according to the shape size of pile casing, thereby can drive connecting rod one 61 and connecting rod two 62 and remove, because connecting rod one 61 and connecting rod two 62 are articulated each other with adjacent one side fagging 14 respectively, when hydraulic push rod 6 extends, then can drive connecting rod one 61 and connecting rod two 62 and remove to being close to fixed case 1 center one side, thereby can increase the contained angle of two sets of fagging 14 left and right sides, otherwise, can reduce the contained angle of two sets of fagging 14 left and right sides, thereby can adjust the contained angle between four sets of fixture 4, and then can carry out the centre gripping to pile casing of equidimension not fixed, the practicality of the device has been great improved.
Working principle: when in operation, a user can firmly fix the position of the fixed box 1 by fixing the fixed lug 11 and the welding device together through bolts, the user can control the hydraulic push rod 6 to extend or retract according to the size of the galvanic pile shell, so as to drive the first connecting rod 61 and the second connecting rod 62 to move, as the first connecting rod 61 and the second connecting rod 62 are respectively hinged with the adjacent side supporting plates 14, when the hydraulic push rod 6 extends, the first connecting rod 61 and the second connecting rod 62 can be driven to move towards the side close to the center of the fixed box 1, so that the included angles of the left side and the right side of the two groups of supporting plates 14 can be increased, otherwise, the included angles of the left side and the right side of the two groups of supporting plates 14 can be reduced, so that the included angles between the four groups of clamping mechanisms 4 can be adjusted, the galvanic pile shells with different sizes can be clamped and fixed, the practicability of the device is greatly improved, the two groups of supporting plates 14 are hinged with each other, the included angle between the two support plates is greatly convenient to adjust, the support plates 14 are matched with the sliding grooves 15 and are in sliding connection, the support plates 14 can be effectively supported, the rotation of the support plates 14 can be guided, the pile shell is placed at the center of the upper end faces of the two groups of support plates 14, the pile shell is effectively supported, when the pile shell needs to be clamped, only the motor 7 is controlled to start, the gear two 71 is driven to rotate through the output shaft, the four groups of gears one 22 meshed with the gear two are driven to rotate, the screw rod 21 can be driven to rotate, the sliding blocks 23 can be driven to slide along the guide grooves 2 towards the side close to the center of the fixed box 1 due to the screw transmission connection of the screw rod 21 and the sliding blocks 23, the clamping mechanism 4 can be driven to move towards the direction close to the pile shell through the connecting rod 31, the buffer plate 53 is firstly contacted with the shell of the pile shell, when the clamping block 41 continues to move towards the direction of the pile housing to clamp the pile housing, the buffer plate 53 cannot continue to move, the sliding rod 52 is driven to extrude the first spring 54, the collision between the clamping block 41 and the outer surface of the housing can be greatly reduced under the action of the first spring 54 and the buffer plate 53, the damage of the clamping device to the housing when the housing is clamped is reduced, the clamping block 41 is of a right-angle structural design and can be exactly matched and clamped with the four corners of the cuboid, so that the pile housing can be effectively clamped and fixed, and because the clamping block 41 is hinged with the connecting rod 31, the four groups of right-angle clamping blocks 41 can be always kept to form a square structure under the action of the second spring 8, the pile housing in the cuboid shape can be clamped and fixed, the pile housing can be clamped and disassembled in a more convenient manner, the clamping efficiency is greatly improved, and a large amount of manpower and material resources are saved.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (7)
1. The utility model provides a pile casing friction stir welding anchor clamps, includes fixed box (1), its characterized in that: six groups of fixing lugs (11) are fixedly connected to the annular outer surface of the fixing box (1) close to the bottom end at equal intervals, a first bearing (12) is fixedly connected to the bottom end of the inner surface of the fixing box (1), four groups of fixing blocks (13) are fixedly connected to the upper end surface of the first bearing (12), the four groups of fixing blocks (13) are distributed in a front-back bilateral symmetry state, supporting plates (14) are fixedly connected to the upper end surface of the fixing blocks (13), and clamping mechanisms (4) are symmetrically arranged on two sides of the upper end surface of each supporting plate (14);
the guide groove (2) is formed in the fixing block (13), a screw rod (21) is transversely arranged in the guide groove (2), the screw rod (21) is rotationally connected with the fixing block (13) through a bearing, one end of the screw rod (21) close to the center of the fixing box (1) penetrates through the fixing block (13), one end of the screw rod (21) close to the center of the fixing box (1) is fixedly connected with a first gear (22), a sliding block (23) is spirally connected to the outer surface of the screw rod (21) close to one side of the box body of the fixing box (1), and the sliding block (23) is in sliding connection with the guide groove (2);
the lower end face of the supporting plate (14) is provided with a through groove (3) corresponding to the position of the fixed block (13), the through groove (3) is communicated with the guide groove (2), the upper end face of the sliding block (23) is fixedly connected with a connecting rod (31), and the top end of the connecting rod (31) is fixedly connected with the clamping mechanism (4);
the motor (7) is fixedly connected to the center of the bottom end surface of the fixed box (1), an output shaft of the motor (7) penetrates through the fixed box (1) and is rotationally connected with the fixed box through a bearing, a second gear (71) is fixedly connected to the top end of the output shaft of the motor (7), and a plurality of groups of first gears (22) are meshed with the second gears (71);
when the pile shell is required to be clamped, only the motor (7) is required to be controlled to start, the gear II (71) is driven to rotate through the output shaft, then four groups of gears I (22) meshed with the motor II are driven to rotate, and accordingly the screw rod (21) can be driven to rotate.
2. The electric pile housing friction stir welding fixture of claim 1, wherein: the number of the supporting plates (14) is two, the two supporting plates (14) are hinged in a cross mode, a sliding groove (15) is formed in the annular inner surface of the fixed box (1) corresponding to the position of the supporting plates (14), and the supporting plates (14) extend into the sliding groove (15) and are matched with each other and connected in a sliding mode.
3. The electric pile housing friction stir welding jig of claim 2 wherein: the clamping mechanism (4) comprises clamping blocks (41) and buffer components (5), the top ends of the connecting rods (31) are hinged with the clamping blocks (41), the clamping blocks (41) are of right-angle structural design, and the buffer components (5) are fixedly connected to the center positions of two end faces of one side of the clamping blocks (41) close to the center of the fixed box (1).
4. A stack shell friction stir welding jig according to claim 3, wherein: the buffer assembly (5) comprises a sleeve (51), a slide rod (52) and a buffer plate (53), wherein the sleeve (51) is fixedly connected to the center of the two end faces of one side of the clamping block (41) close to the center of the fixed box (1), the slide rod (52) is slidably connected to the inner surface of the sleeve (51), one end of the slide rod (52) close to the center of the fixed box (1) penetrates through the sleeve (51), and the buffer plate (53) is fixedly connected to one end of the slide rod (52) close to the center of the fixed box (1).
5. The electric pile housing friction stir welding jig of claim 4 wherein: the buffer assembly (5) further comprises a first spring (54), one end, away from the buffer plate (53), of the sliding rod (52) is fixedly connected with the first spring (54), the other end of the first spring (54) is fixedly connected with the sleeve (51), and the sliding rod (52) and the sleeve (51) are matched with each other in T-shaped structural design.
6. The electric pile housing friction stir welding fixture of claim 5 wherein: one ends of the four groups of clamping blocks (41) are fixedly connected with a second spring (8), and the other ends of the second springs (8) are fixedly connected with the adjacent group of clamping blocks (41).
7. The electric pile housing friction stir welding fixture of claim 6 wherein: the hydraulic pushing rods (6) are symmetrically and fixedly connected to the left side and the right side of the inner surface of the sliding groove (15), one end, close to the center of the fixed box (1), of each hydraulic pushing rod (6) is hinged with a first connecting rod (61) and a second connecting rod (62), and the first connecting rod (61) and the second connecting rod (62) are respectively hinged with the adjacent side supporting plates (14) mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210457704.6A CN114905138B (en) | 2022-04-27 | 2022-04-27 | Friction stir welding clamp for galvanic pile shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210457704.6A CN114905138B (en) | 2022-04-27 | 2022-04-27 | Friction stir welding clamp for galvanic pile shell |
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| Publication Number | Publication Date |
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| CN114905138A CN114905138A (en) | 2022-08-16 |
| CN114905138B true CN114905138B (en) | 2024-01-12 |
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| CN202210457704.6A Active CN114905138B (en) | 2022-04-27 | 2022-04-27 | Friction stir welding clamp for galvanic pile shell |
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| CN113814637A (en) * | 2021-10-08 | 2021-12-21 | 安徽达必立新能源科技有限公司 | Auxiliary centering device for welding tower drum flange |
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