CN111644791B - Cooling welding device for thin-wall sheet metal part - Google Patents
Cooling welding device for thin-wall sheet metal part Download PDFInfo
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- CN111644791B CN111644791B CN202010534381.7A CN202010534381A CN111644791B CN 111644791 B CN111644791 B CN 111644791B CN 202010534381 A CN202010534381 A CN 202010534381A CN 111644791 B CN111644791 B CN 111644791B
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/003—Cooling means
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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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/18—Sheet panels
Abstract
The invention discloses a cooling and welding device of a thin-wall sheet metal part, which comprises a base, a first positioning seat, a second positioning seat, a molded surface positioning and cooling mechanism, an angular positioning mechanism, a pressing mechanism and a positioning mandrel for connecting a welding rotary table, wherein a part to be welded is arranged between the first positioning seat and the second positioning seat, the part to be welded comprises the thin-wall sheet metal part and a blade, and the thin-wall sheet metal part is matched with the top surface of the blade; the first journal end of the blade is fixedly arranged on the first positioning seat, the second journal end of the blade is fixedly arranged on the second positioning seat, the molded surface positioning and cooling mechanism is pressed with the thin-wall sheet metal part, the angular positioning mechanism is pressed in the middle of the side surface of the blade body of the blade, and the pressing mechanism is pressed in two end surfaces of the blade body of the blade; the welding device can reduce the problem of transient thermal deformation of the thin-wall sheet metal part in the welding process so as to ensure the profile of the sheet metal part.
Description
Technical Field
The invention relates to the technical field of sheet metal part welding, in particular to a cooling welding device for a thin-wall sheet metal part.
Background
The thin-wall sheet metal part product is usually a product with the thickness of less than 1mm, because the heat conductivity of the thin-wall sheet metal part is 3 times that of steel, the temperature field change is large, the melting area is large, and the weld seam forming is difficult to control, therefore, when welding, the heat of a welding area is conducted out of a workpiece in time, and if the heat is not conducted in time, the heat is gathered at the welding area of the workpiece, so that the temperature of the welding area is rapidly increased, and the product can generate the problems of welding, collapse and the like.
Meanwhile, when the requirement on the profile tolerance of the thin-wall sheet metal part is high, the welding is generally completed by using electron beam welding with smaller welding deformation, but the requirement on the profile tolerance of the sheet metal part during electron beam welding cannot be met when the thin-wall sheet metal part is formed by 0.1, so that the final welding yield is low. Therefore, the welding process is changed into manual argon arc welding, and the profile degree of the formed thin-wall sheet metal part is close to 0.2 of the overall profile degree of the whole welded assembly after welding, so that a set of novel argon arc welding device is designed, the transient heat deformation amount during welding is small, and the requirement of 0.2 of the profile degree of the flow guide assembly is met.
Disclosure of Invention
The invention aims to provide a cooling welding device for a thin-wall sheet metal part, which aims to solve the problem of how to reduce transient thermal deformation in the welding process when the thin-wall sheet metal part is manually welded by argon arc so as to ensure the profile contour of the sheet metal part.
The purpose of the invention is realized by the following technical scheme:
a cooling and welding device for thin-wall sheet metal parts comprises a base, a first positioning seat, a second positioning seat, a molded surface positioning and cooling mechanism, an angular positioning mechanism, a pressing mechanism and a positioning mandrel for connecting a welding rotary table, wherein parts to be welded are arranged between the first positioning seat and the second positioning seat and comprise the thin-wall sheet metal parts and blades, and the thin-wall sheet metal parts are installed on the top surfaces of the blades in a matched mode;
the first journal end of the blade is fixedly arranged on the first positioning seat, the second journal end of the blade is fixedly arranged on the second positioning seat, the molded surface positioning and cooling mechanism is pressed with the thin-wall sheet metal part, the angular positioning mechanism is pressed in the middle of the side surface of the blade body of the blade, and the pressing mechanisms are pressed in two end surfaces of the blade body of the blade;
the molded surface positioning and cooling mechanism is provided with a cooling water source inlet, a cooling water source outlet and a cooling water tank matched with the top surface of the thin-wall sheet metal part, and the cooling water source inlet and the cooling water source outlet are both communicated with the cooling water tank; and a protective air inlet assembly is connected to the clamping groove at the first journal end of the blade.
According to the cooling welding device for the thin-wall sheet metal part, disclosed by the invention, the part to be welded is arranged between the first positioning seat and the second positioning seat, the profile positioning cooling mechanism is pressed on the thin-wall sheet metal part, the angular positioning mechanism is pressed on the middle part of the side surface of the blade body of the blade, the pressing mechanism is pressed on two end surfaces of the blade body of the blade, the positioning and pressing of each surface of the part to be welded are completed, the cooling and heat dissipation are carried out on the welding position of the thin-wall sheet metal part on the blade main body by matching with the shielding gas inlet assembly and the profile positioning cooling mechanism, the transient thermal deformation generated in the welding process is reduced, and the profile contour degree of the sheet metal part is ensured.
Furthermore, the first positioning seat and the second positioning seat are identical in structure and respectively comprise an upper positioning block, a lower positioning block and a pressing bolt, threaded holes matched with the pressing bolt are formed in the upper positioning block and the lower positioning block, and the upper positioning block is mounted on the lower positioning block through the pressing bolt and forms an annular groove matched with the first journal end or the second journal end.
The beneficial effect of above-mentioned preferred scheme does: an annular groove formed between the upper positioning block and the lower positioning block is used for mounting a first journal end or a second journal end, and the first journal end or the second journal end can be dismounted by unscrewing the compression bolt.
Furthermore, the profile positioning and cooling mechanism further comprises a profile positioning block, the cooling water tank is arranged at the bottom end of the profile positioning block, a first supporting angle, a second supporting angle, a third supporting angle and a fourth supporting angle are respectively arranged at two ends of the profile positioning block, the first supporting angle is installed on the base through a diamond pin, the fourth supporting angle is installed on the base through a cylindrical pin, and the second supporting angle and the third supporting angle are installed on the base through studs.
The beneficial effects of the above preferred scheme are: when the cooling water tank collects cooling water input from a cooling water source inlet, the welding position of the thin-wall sheet metal part on the blade main body can be rapidly cooled and radiated.
Further, the spring pressing device comprises a first pressing plate and a second pressing plate, sliding grooves are formed in the first pressing plate and the second pressing plate, the first pressing plate and the second pressing plate are installed on the base through connecting columns, limiting columns matched with the sliding grooves are further arranged on the base, and springs are sleeved on the limiting columns.
The beneficial effects of the above preferred scheme are: all be equipped with the spout on first clamp plate and the second clamp plate, spacing post is installed in the spout, and the spring that the cover was established on the spacing post plays the effect of buffering.
Furthermore, the first pressing plate is pressed on the left top end face of the blade, and the second pressing plate is pressed on the right top end face of the blade.
The beneficial effects of the above preferred scheme are: the first pressing plate is used for being pressed with the left top end face of the blade, the second pressing plate is used for being pressed with the right top end face of the blade, and under the action of the first pressing plate and the second pressing plate, the left end face and the right end face of the blade body of the blade are positioned and fixed.
Furthermore, the angular positioning mechanism comprises an angular positioning block, a gear block, a positioning sliding block and a first screw rod, the positioning sliding block is installed at the tail end of the first screw rod, and threaded holes for the first screw rod to pass through are formed in the angular positioning block and the gear block.
The beneficial effect of above-mentioned preferred scheme does: the positioning slide block is screwed off from the first screw rod, and the distance between the positioning slide block and the side face of the blade body can be adjusted, so that the positioning slide block can fix the side face of the part to be welded.
Furthermore, the gear block is installed on the base, and the height of the positioning sliding block from the base is greater than that of the gear block.
The beneficial effects of the above preferred scheme are: the height of the positioning sliding block from the base is larger than that of the gear block, so that the positioning sliding block plays a limiting role in moving back and forth in the gear block.
Further, the positioning sliding block is pressed in the middle of the side face of the blade body of the blade.
The beneficial effects of the above preferred scheme are: the positioning slide block is used for positioning and pressing the middle part of the side surface of the blade body of the blade.
Furthermore, the pressing mechanism comprises a pressing seat, a pressing block and a second screw rod, the pressing seat is installed on the base, a threaded hole for the second screw rod to pass through is formed in the pressing seat, and the pressing block is installed at the tail end of the second screw rod.
The beneficial effects of the above preferred scheme are: and the second screw rod is screwed, the pressing block can be moved back and forth in a telescopic manner in the pressing seat, and the distance between the pressing block and the blade body of the blade is adjusted.
Furthermore, the pressing blocks are pressed on two end faces of the blade body of the blade.
The beneficial effects of the above preferred scheme are: the pressing blocks are used for pressing two end faces of the blade body of the blade.
The invention has the beneficial effects that:
according to the cooling welding device for the thin-wall sheet metal part, a part to be welded is arranged between the first positioning seat and the second positioning seat, the molded surface positioning cooling mechanism is pressed on the thin-wall sheet metal part, the angular positioning mechanism is pressed on the middle part of the side surface of the blade body of the blade, the pressing mechanism is pressed on two end surfaces of the blade body of the blade, positioning and pressing of each surface of the part to be welded are completed, the cooling and heat dissipation are carried out on the welding position of the thin-wall sheet metal part on the blade main body by matching with the shielding gas inlet assembly and the molded surface positioning cooling mechanism, the transient thermal deformation generated in the welding process is reduced, and the molded surface profile degree of the sheet metal part is ensured; the protection of the air inlet component can ensure the welding quality; the positioning core shaft is arranged, so that the welding device can be conveniently and rapidly installed and tightly pressed on the welding rotary table, and the rotary table drives the welding device to rotate during welding, so that two surfaces of a part can be conveniently welded.
Drawings
FIG. 1 is a schematic view of the overall structure of a cooling and welding device for thin-wall sheet metal parts according to the present invention;
FIG. 2 is a schematic structural view of a part to be welded according to the present invention;
FIG. 3 is a schematic structural view of the angular positioning mechanism of the present invention;
FIG. 4 is a schematic view of the profile positioning cooling mechanism of the present invention;
FIG. 5 is a cross-sectional view of the welding apparatus of the present invention;
in the figure, 1-a base, 2-a first positioning seat, 3-a second positioning seat, 4-a molded surface positioning cooling mechanism, 401-a cooling water source inlet, 402-a cooling water source outlet, 403-a cooling water tank, 404-a molded surface positioning block, 405-a first supporting angle, 406-a second supporting angle, 407-a third supporting angle, 408-a fourth supporting angle, 5-an angular positioning mechanism, 501-an angular positioning block, 502-a gear block, 503-a positioning slide block, 504-a first screw, 6-a pressing mechanism, 601-a pressing seat, 602-a pressing block, 603-a second screw, 7-a positioning mandrel, 8-a part to be welded, 801-a thin-wall sheet metal part, 802-a blade, 803-a first journal end, 804-a second journal end, 805-side surface of blade body, 806-left top end surface, 807-right top end surface, 9-clamping groove, 10-upper positioning block, 11-lower positioning block, 12-compression bolt, 13-diamond pin, 14-cylindrical pin, 15-stud, 16-first pressing plate, 17-second pressing plate, 18-sliding groove, 19-connecting column, 20-limiting column and 21-spring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides a technical solution:
referring to fig. 1-2, a cooling and welding device for a thin-wall sheet metal part 801 includes a base 1, a first positioning seat 2, a second positioning seat 3, a molded surface positioning and cooling mechanism 4, an angular positioning mechanism 5, a pressing mechanism 6, and a positioning mandrel 7 for connecting a welding turntable, wherein a part 8 to be welded is installed between the first positioning seat 2 and the second positioning seat 3, the part 8 to be welded includes the thin-wall sheet metal part 801 and a blade 802, and the thin-wall sheet metal part 801 is installed in cooperation with the top surface of the blade 802;
a first journal end 803 of the blade 802 is fixedly mounted on the first positioning seat 2, a second journal end 804 of the blade 802 is fixedly mounted on the second positioning seat 3, the molded surface positioning and cooling mechanism 4 is in press fit with the thin-wall sheet metal part 801, the angular positioning mechanism 5 is in press fit with the middle of a blade body side surface 805 of the blade 802, and the pressing mechanisms 6 are in press fit with two end surfaces of the blade body of the blade 802;
as shown in fig. 1 or fig. 5, a cooling water source inlet 401, a cooling water source outlet 402 and a cooling water tank 403 matched with the top surface of the thin-wall sheet metal part 801 are arranged on the profile positioning cooling mechanism 4, and both the cooling water source inlet 401 and the cooling water source outlet 402 are communicated with the cooling water tank 403; a protective air inlet assembly is connected to the clamping groove 9 of the first journal end 803 of the blade 802.
According to the cooling welding device for the thin-wall sheet metal part 801, a part 8 to be welded is arranged between a first positioning seat 2 and a second positioning seat 3, a molded surface positioning cooling mechanism 4 is pressed on the thin-wall sheet metal part 801, an angular positioning mechanism 5 is pressed in the middle of the side face 805 of the blade body of the blade 802, a pressing mechanism 6 is pressed on two end faces of the blade body of the blade 802 to complete positioning and pressing of each face of the part 8 to be welded, and the welding position of the thin-wall sheet metal part 801 on the main body of the blade 802 is cooled and radiated by matching with a shielding gas inlet assembly and the molded surface positioning cooling mechanism 4, so that transient thermal deformation in the welding process is reduced, and the molded surface profile degree of the thin-wall sheet metal part is ensured.
Referring to fig. 3, the first positioning seat 2 and the second positioning seat 3 have the same structure and each include an upper positioning block 10, a lower positioning block 11 and a pressing bolt 12, the upper positioning block 10 and the lower positioning block 11 are both provided with a threaded hole matched with the pressing bolt 12, and the upper positioning block 10 is mounted on the lower positioning block 11 through the pressing bolt 12 and forms an annular groove matched with the first journal end 803 or the second journal end 804.
The annular groove formed between the upper positioning block 10 and the lower positioning block 11 is used for installing the first journal end 803 or the second journal end 804, and the first journal end 803 or the second journal end 804 can be assembled and disassembled by loosening the compression bolt 12.
Referring to fig. 4, the profile positioning and cooling mechanism 4 further includes a profile positioning block 404, the cooling water tank 403 is disposed at a bottom end of the profile positioning block 404, two ends of the profile positioning block 404 are respectively provided with a first supporting angle 405, a second supporting angle 406, a third supporting angle 407 and a fourth supporting angle 408, the first supporting angle 405 is mounted on the base 1 through a diamond pin 13, the fourth supporting angle 408 is mounted on the base 1 through a cylindrical pin 14, and the second supporting angle 406 and the third supporting angle 407 are mounted on the base 1 through a stud 15.
When cooling water input from a cooling water source inlet 401 is gathered in the cooling water tank 403, the welding position of the thin-wall sheet metal part 801 on the main body of the blade 802 can be rapidly cooled and radiated, and the first supporting angle 405, the second supporting angle 406, the third supporting angle 407 and the fourth supporting angle 408 are used for supporting and fixedly mounting the profile positioning block 404 on the base 1.
The first supporting angle 405 is installed on the base 1 through a diamond pin 13, the fourth supporting angle 408 is installed on the base 1 through a cylindrical pin 14, the distance from the diamond pin 13 to the center of the base 1 is not equal to the distance from the cylindrical pin 14 to the center of the base 1, and due to the design, the thin-wall sheet metal part 801 plays a role of mistake proofing during installation, because the shape and the structure of two ends of the part 8 to be welded are different.
Referring to fig. 3, the invention further comprises a first pressing plate 16 and a second pressing plate 17, wherein sliding grooves 18 are formed in the first pressing plate 16 and the second pressing plate 17, the first pressing plate 16 and the second pressing plate 17 are mounted on the base 1 through connecting columns 19, limiting columns 20 matched with the sliding grooves 18 are further arranged on the base 1, and springs 21 are sleeved on the limiting columns 20.
In the invention, the first pressure plate 16 and the second pressure plate 17 are both provided with the sliding grooves 18, the limiting columns 20 are arranged in the sliding grooves 18, and the springs 21 sleeved on the limiting columns 20 play a role in buffering.
Referring to fig. 3, the first pressing plate 16 is pressed against the top left end 806 of the blade 802, and the second pressing plate 17 is pressed against the top right end 807 of the blade 802.
The first pressing plate 16 of the invention is used for pressing with the left top end surface 806 of the blade 802, the second pressing plate 17 is used for pressing with the right top end surface 807 of the blade 802, and under the action of the first pressing plate 16 and the second pressing plate 17, the positioning and fixing of the left and right end surfaces of the blade body of the blade 802 are realized.
Referring to fig. 3, the angular positioning mechanism 5 includes an angular positioning block 501, a gear block 502, a positioning slider 503 and a first screw 504, the positioning slider 503 is mounted at the end of the first screw 504, and the angular positioning block 501 and the gear block 502 are both provided with threaded holes for the first screw 504 to pass through.
According to the invention, the positioning slide block 503 of the angular positioning mechanism 5 is screwed off by the first screw rod 504, so that the distance between the positioning slide block 503 and the side face 805 of the blade body can be adjusted, and the fixing of the positioning slide block 503 on the side face of the part 8 to be welded is realized.
The number of the angular positioning mechanisms 5 is 2, and the angular positioning mechanisms are fixed on two opposite symmetrical sides of the blade body of the blade 802.
Referring to fig. 3, the gear block 502 is mounted on the base 1, and the height of the positioning slider 503 from the base 1 is greater than the height of the gear block 502.
The height of the positioning sliding block 503 from the base 1 is greater than the height of the stop block 502, so that the positioning sliding block 503 plays a role in limiting when moving back and forth in the stop block 502.
Referring to fig. 2-3, the positioning slider 503 is press-fit to the middle of the blade side 805 of the blade 802.
The positioning slide block 503 of the invention is used for positioning and pressing the middle part of the blade body side 805 of the blade 802.
Referring to fig. 3, the pressing mechanism 6 includes a pressing base 601, a pressing block 602, and a second screw 603, the pressing base 601 is installed on the base 1, a threaded hole for the second screw 603 to pass through is formed in the pressing base 601, and the pressing block 602 is installed at the end of the second screw 603.
According to the pressing mechanism 6, the pressing block 602 can stretch back and forth in the pressing seat 601 under the screwing action of the second screw 603, and the distance between the pressing block 602 and the blade body of the blade 802 is adjusted, so that the two end faces of the blade body can be pressed and fixed.
Referring to fig. 2-3, the pressing block 602 is press-fit to two end faces of the blade body of the blade 802.
The pressing block 602 of the present invention is used for pressing both end faces of the blade body of the blade 802.
The working process of the cooling and welding device for the thin-wall sheet metal part 801 is as follows:
the method comprises the following steps: the device is arranged on the welding turntable through a positioning mandrel 7, and the tap water cooling system is used for inputting cooling water to a cooling water source inlet 401;
step two: then clamping the main body of the blade 802 of the part 8 to be welded on the welding device of the invention, installing a first journal end 803 and a second journal end 804 of the blade 802 between the first positioning seat 2 and the second positioning seat 3, pressing an angular positioning mechanism 5 in the middle of the side 805 of the blade body of the blade 802, pressing a pressing mechanism 6 on two end faces of the blade body of the blade 802, pressing a molded surface positioning cooling mechanism 4 on the top surface of the thin-wall sheet metal part 801, and enabling a cooling water tank 403 to be matched with the top surface;
step three: inserting a protective gas inlet device into a clamping groove 9 at one end of a main body of the blade 802, and connecting a gas protective component;
step four: and ensuring that the cooling water source inlet 401 is communicated with a tap water cooling system, the water outlet is connected with a water outlet pipe, the tap water cooling system is switched on to keep the cooling water source flowing, the gas protection assembly is started to keep ventilating for 10 to 15 minutes, welding parameters are adjusted, and welding is started. Most of the welding heat is taken away by tap water, so that transient thermal deformation in the welding process is reduced.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and is not to be construed as limited to the exclusion of other embodiments, and that various other combinations, modifications, and environments may be used and modifications may be made within the scope of the concepts described herein, either by the above teachings or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a cooling welding set of thin wall sheet metal component which characterized in that: the welding device comprises a base (1), a first positioning seat (2), a second positioning seat (3), a molded surface positioning and cooling mechanism (4), an angular positioning mechanism (5), a pressing mechanism (6) and a positioning mandrel (7) used for being connected with a welding rotary table, wherein a part (8) to be welded is arranged between the first positioning seat (2) and the second positioning seat (3), the part (8) to be welded comprises a thin-wall sheet metal part (801) and blades (802), and the thin-wall sheet metal part (801) is installed on the top surfaces of the blades (802) in a matched mode;
a first journal end (803) of the blade (802) is fixedly mounted on the first positioning seat (2), a second journal end (804) of the blade (802) is fixedly mounted on the second positioning seat (3), the molded surface positioning and cooling mechanism (4) is pressed with the thin-wall sheet metal part (801), the angular positioning mechanism (5) is pressed in the middle of a blade body side surface (805) of the blade (802), and the pressing mechanism (6) is pressed in two end surfaces of the blade body of the blade (802);
a cooling water source inlet (401), a cooling water source outlet (402) and a cooling water tank (403) matched with the top surface of the thin-wall sheet metal part (801) are arranged on the molded surface positioning cooling mechanism (4), and the cooling water source inlet (401) and the cooling water source outlet (402) are both communicated with the cooling water tank (403); a protective air inlet assembly is connected to the clamping groove (9) of the first journal end (803) of the blade (802);
the profile positioning and cooling mechanism (4) further comprises a profile positioning block (404), and the cooling water tank (403) is arranged at the bottom end of the profile positioning block (404).
2. The cooling welding device of thin-walled sheet metal parts of claim 1, characterized in that: the first positioning seat (2) and the second positioning seat (3) are identical in structure and respectively comprise an upper positioning block (10), a lower positioning block (11) and a pressing bolt (12), threaded holes matched with the pressing bolt (12) are formed in the upper positioning block (10) and the lower positioning block (11), and the upper positioning block (10) is installed on the lower positioning block (11) through the pressing bolt (12) and forms an annular groove matched with the first journal end (803) or the second journal end (804).
3. The cooling welding device of thin-walled sheet metal parts of claim 2, characterized in that: two ends of the profile positioning block (404) are respectively provided with a first supporting angle (405), a second supporting angle (406), a third supporting angle (407) and a fourth supporting angle (408), the first supporting angle (405) is installed on the base (1) through a diamond pin (13), the fourth supporting angle (408) is installed on the base (1) through a cylindrical pin (14), and the second supporting angle (406) and the third supporting angle (407) are installed on the base (1) through a stud (15).
4. The cooling and welding device for thin-walled sheet metal parts according to claim 1, characterized in that: still include first clamp plate (16) and second clamp plate (17), spout (18) have all been seted up on first clamp plate (16) and second clamp plate (17), first clamp plate (16) and second clamp plate (17) are all installed through spliced pole (19) on base (1), still be equipped with on base (1) with spout (18) complex spacing post (20), the cover is equipped with spring (21) on spacing post (20).
5. The cooling welding device of thin-walled sheet metal parts of claim 4, characterized in that: the first pressure plate (16) is pressed with the left top end face (806) of the blade (802), and the second pressure plate (17) is pressed with the right top end face (807) of the blade (802).
6. The cooling welding device of thin-walled sheet metal parts of claim 1, characterized in that: the angular positioning mechanism (5) comprises an angular positioning block (501), a gear block (502), a positioning sliding block (503) and a first screw (504), the positioning sliding block (503) is installed at the tail end of the first screw (504), and threaded holes for the first screw (504) to pass through are formed in the angular positioning block (501) and the gear block (502).
7. The cooling welding device of thin-walled sheet metal parts of claim 6, characterized in that: the gear block (502) is installed on the base (1), and the height of the positioning sliding block (503) from the base (1) is larger than that of the gear block (502).
8. The cooling welding device of thin-walled sheet metal parts of claim 6, characterized in that: the positioning sliding block (503) is pressed in the middle of the side surface (805) of the blade body of the blade (802).
9. The cooling welding device of thin-walled sheet metal parts of claim 1, characterized in that: the pressing mechanism (6) comprises a pressing seat (601), a pressing block (602) and a second screw (603), the pressing seat (601) is installed on the base (1), a threaded hole for the second screw (603) to pass through is formed in the pressing seat (601), and the pressing block (602) is installed at the tail end of the second screw (603).
10. The cooling welding device of thin-walled sheet metal parts of claim 9, characterized in that: the pressing blocks (602) are pressed on two end faces of the blade body of the blade (802).
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| CN202010534381.7A CN111644791B (en) | 2020-06-12 | 2020-06-12 | Cooling welding device for thin-wall sheet metal part |
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| CN202010534381.7A CN111644791B (en) | 2020-06-12 | 2020-06-12 | Cooling welding device for thin-wall sheet metal part |
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| CN111644791B true CN111644791B (en) | 2022-07-12 |
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| CN209936092U (en) * | 2019-04-04 | 2020-01-14 | 华域汽车车身零件(沈阳)有限公司 | Arc welding cooling device |
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