CN112338567B - Processing equipment for eliminating residual stress of stainless steel welding wire - Google Patents
Processing equipment for eliminating residual stress of stainless steel welding wire Download PDFInfo
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- CN112338567B CN112338567B CN202011422782.XA CN202011422782A CN112338567B CN 112338567 B CN112338567 B CN 112338567B CN 202011422782 A CN202011422782 A CN 202011422782A CN 112338567 B CN112338567 B CN 112338567B
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- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P25/00—Auxiliary treatment of workpieces, before or during machining operations, to facilitate the action of the tool or the attainment of a desired final condition of the work, e.g. relief of internal stress
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Abstract
The invention discloses a processing device for eliminating residual stress of a stainless steel welding wire. The invention comprises a base, a rubber pad for shock absorption is fixedly connected on the base, a second shell is fixedly connected on the base, the second shell is connected with the first shell through a positioning pin and is clamped with the positioning pin, the fixed plate is provided with a collecting mechanism for rolling the welding wire, one end of the fixed rod is firstly clamped with the moving block when the fixed rod is installed, then the second spring is artificially deformed, thereby the other end of the fixed rod is connected with the fixed plate, then the movable block is fixed by the limit block, therefore, the moving block can be prevented from moving, the rolling process of the fixed block for the welding wire can be ensured to be stable, the stainless steel welding wire does not need to be rolled in addition, a large amount of time consumed by rolling in addition is reduced, the processing time of the stainless steel welding wire is reduced, and the production efficiency of the stainless steel welding wire is improved.
Description
Technical Field
The invention relates to the technical field of stainless steel welding wires, in particular to a processing device for eliminating residual stress of a stainless steel welding wire.
Background
The welding wire is used as a filler metal or simultaneously used as a metal wire welding material for electric conduction, and comprises a carbon steel welding wire, a low-alloy structural steel welding wire, an alloy structural steel welding wire, a stainless steel welding wire, a non-ferrous metal welding wire and the like, wherein the stainless steel welding wire can be separated into a stainless steel solid welding wire and a stainless steel flux-cored welding wire.
Because of the effect of mechanical force, the welding wire is the columniform characteristic in addition, the stainless steel welding wire just produces stress when the shaping easily, this part stress is unnecessary and can cause the influence to welding wire shaping and tensile, can use the device of eliminating stress to process usually, but the device of eliminating stress does not have the mechanism that can carry out the rolling to the stainless steel welding wire simultaneously at present, lead to the stainless steel welding wire after the eliminating stress, still need carry out the rolling to the stainless steel welding wire in addition, the rolling again will consume a large amount of time, lead to the process time extension of stainless steel welding wire, the production efficiency of stainless steel welding wire has been reduced.
Disclosure of Invention
The invention aims to solve the following defects in the prior art, the existing stress relieving device is not provided with a mechanism capable of simultaneously rolling a stainless steel welding wire, so that the stainless steel welding wire after stress relieving is caused, the stainless steel welding wire is required to be additionally rolled, and a large amount of time is consumed for rolling, so that the processing time of the stainless steel welding wire is prolonged, the production efficiency of the stainless steel welding wire is reduced, and the processing equipment for relieving the residual stress of the stainless steel welding wire is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a processing device for eliminating residual stress of a stainless steel welding wire comprises a base, wherein a rubber pad for shock absorption is fixedly connected to the base, a second shell is fixedly connected to the base, the second shell is connected with a first shell through a positioning pin, the second shell is clamped with the positioning pin, the first shell is fixedly connected with the positioning pin, a feeding mechanism for flowing of molten liquid is arranged on the first shell, a filtering mechanism for filtering impurities is arranged on the second shell, a communicating pipe is fixedly connected to one side of the second shell, a rotating mechanism for limiting the flowing of the liquid is arranged on the communicating pipe, a cooling box is fixedly connected to one end, away from the second shell, of the communicating pipe, a cooling pump is fixedly connected to the cooling box, a fixing mechanism for eliminating stress is arranged on the cooling box, and the cooling box is connected with a stretcher through a transmission pipe, the cooling box and the stretcher are fixedly connected with the transmission pipe, the base is symmetrically and fixedly connected with a fixing plate, and a collecting mechanism for winding the welding wires is arranged on the fixing plate.
Preferably, feed mechanism is including setting up the inlet pipe on first casing, be equipped with the branch material pipe that is used for connecting the inlet pipe on the first casing, divide the equidistant a plurality of through-holes that evenly are equipped with on the material pipe.
Preferably, the filtering mechanism comprises a filter screen transversely arranged on the second shell, the two ends of the filter screen are fixedly connected with mounting blocks, the two sides of each mounting block are symmetrically and fixedly connected with two arc-shaped blocks, and a groove used for connecting the mounting blocks is formed in the second shell.
Preferably, be equipped with the installation cavity on the second casing, sliding connection has the slide bar that uses with the cooperation of arc piece on the installation cavity, it is equipped with first spring to surround on the slide bar, first spring both ends respectively with slide bar and recess inner wall fixed connection.
Preferably, slewing mechanism includes and rotates the dwang of being connected with communicating pipe, fixedly connected with is used for restricting the mobile plectane of liquid on the dwang, the one end fixedly connected with turning handle of communicating pipe is kept away from to the dwang, sliding connection has the gag lever post on the turning handle, a plurality of lugs that are used for connecting the gag lever post of fixedly connected with on communicating pipe.
Preferably, fixed establishment is located the top including setting up two axis of rotation on the cooler bin the first rotating disk of fixedly connected with in the axis of rotation is located the below fixedly connected with second rotating disk in the axis of rotation, be connected with servo motor through the bracing piece on the cooler bin, cooler bin and bracing piece joint, bracing piece and servo motor fixed connection are located the top axis of rotation one end and servo motor drive end fixed connection.
Preferably, the collecting mechanism comprises a fixing rod transversely arranged between the two fixing plates, the fixing rod is fixedly connected with a fixing block, and a round groove convenient to wind is formed in the fixing block.
Preferably, the fixed plate on the right side is rotatably connected with a connecting rod, the connecting rod is connected with a moving block through a second spring, the connecting rod and the moving block are fixedly connected with the second spring, the moving block is clamped with the fixed rod, and a limiting block used for limiting the moving block to move is clamped on the connecting rod.
Preferably, the connecting rod is fixedly connected with a first pulley, the rotating shaft is positioned above the first pulley and is fixedly connected with a second pulley, and the second pulley is provided with a transmission belt for connecting the first pulley.
Compared with the prior art, the invention has the beneficial effects that:
1. the welding wire can be wound on the fixed block, the circular groove is arranged on the fixed block, so that the welding wire can be concentrated on the circular groove to be wound, the welding wire is prevented from being skewed in the winding process, the fixed block is clamped with the fixed rod, a first pulley on a connecting rod connected with one end of the fixed rod is connected with a second pulley on the rotating shaft through a transmission belt, the fixed block can be rotated under the driving of a servo motor, so that the welding wire is wound, one end of the fixed rod is clamped with the movable block when the fixed rod is installed due to the clamping connection of the movable block and the fixed rod, then the second spring is artificially deformed, so that the other end of the fixed rod is connected with the fixed plate, the movable block is fixed through the limiting block, the movable block can be prevented from moving, and the stable winding process of the welding wire by the fixed block can be ensured, the stainless steel welding wire does not need to be wound additionally, so that a large amount of time consumed by winding additionally is reduced, the processing time of the stainless steel welding wire is reduced, and the production efficiency of the stainless steel welding wire is improved.
2. Because symmetry fixedly connected with arc piece on filter screen both ends fixed connection's the installation piece, artificial will install piece and groove connection, the arc piece will contact with the slide bar, the slide bar will slide under the exogenic action, encircle the first spring that sets up on the slide bar and will take place deformation, the slide bar will hug closely the arc piece under the elastic force effect, make the setting that the installation piece can be stable in the recess, thereby make the filter screen can be stable filter melting liquid.
Drawings
FIG. 1 is a schematic structural diagram of a front side of a stainless steel welding wire residual stress relieving processing device provided by the invention;
FIG. 2 is a schematic top view of a stainless steel welding wire residual stress relieving processing device according to the present invention;
FIG. 3 is a schematic side view of a stainless steel welding wire residual stress relieving processing device according to the present invention;
FIG. 4 is a schematic view of a portion of the enlarged structure of A in FIG. 1;
FIG. 5 is a schematic view of a portion B of FIG. 1;
FIG. 6 is a partial enlarged view of C in FIG. 2;
fig. 7 is a schematic view of a partially enlarged structure of D in fig. 3.
In the figure: the device comprises a base 1, a circular plate 2, a communicating pipe 3, a second rotating disc 4, a first rotating disc 5, a transmission pipe 6, a fixed plate 7, a filter screen 8, a rubber pad 9, a second shell 10, a material distributing pipe 11, a material inlet pipe 12, a first shell 13, a positioning pin 14, a cooling box 15, a rotating shaft 16, a cooling pump 17, a stretcher 18, a fixed rod 19, a fixed block 20, a connecting rod 21, a first pulley 22, a driving belt 23, a circular groove 24, a servo motor 25, a mounting block 26, a sliding rod 27, a mounting cavity 28, an arc-shaped block 29, a first spring 30, a limiting rod 31, a rotating rod 32, a rotating handle 33, a protruding block 34, a supporting rod 35, a second spring 36, a moving block 37 and a limiting block 38.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-7, a stainless steel welding wire residual stress eliminating processing device comprises a base 1, a rubber pad 9 for shock absorption is fixedly connected to the base 1, a second shell 10 is fixedly connected to the base 1, the second shell 10 is connected to a first shell 13 through a positioning pin 14, the second shell 10 is clamped to the positioning pin 14, the first shell 13 is fixedly connected to the positioning pin 14, a feeding mechanism for molten liquid to flow is arranged on the first shell 13, the feeding mechanism comprises a feeding pipe 12 arranged on the first shell 13, a distributing pipe 11 for connecting the feeding pipe 12 is arranged on the first shell 13, a plurality of through holes are uniformly arranged on the distributing pipe 11 at equal intervals, molten liquid is fed through the feeding pipe 12 arranged above the first shell 13, and the molten liquid can uniformly enter the second shell 10 due to the connection between the lower part of the feeding pipe 12 and the distributing pipe 11 and the plurality of through holes arranged on the distributing pipe 11, be equipped with the filtering mechanism who is used for filtering impurity on second casing 10, filtering mechanism is including transversely setting up filter screen 8 on second casing 10, the equal fixedly connected with installation piece 26 in filter screen 8 both ends, two arc pieces 29 of the equal fixedly connected with of installation piece 26 bilateral symmetry, be equipped with the recess that is used for connecting installation piece 26 on second casing 10, be equipped with installation cavity 28 on second casing 10, sliding connection has the slide bar 27 that uses with the cooperation of arc piece 29 on installation cavity 28, it is equipped with first spring 30 to surround on the slide bar 27, first spring 30 both ends respectively with slide bar 27 and recess inner wall fixed connection.
Because the arc blocks 29 are symmetrically and fixedly connected to the mounting blocks 26 fixedly connected to the two ends of the filter screen 8, the mounting blocks 26 are artificially connected to the grooves, the arc blocks 29 will contact the sliding rods 27, the sliding rods 27 will slide in the mounting cavity 28 under the action of external force, the first springs 30 arranged around the sliding rods 27 will deform, the sliding rods 27 will cling to the arc blocks 29 under the action of elastic force, so that the mounting blocks 26 can be stably arranged in the grooves, so that the filter screen 8 can stably filter the molten liquid, the communicating pipes 3 are fixedly connected to one side of the second housing 10, the communicating pipes 3 are provided with rotating mechanisms for limiting the flow of the liquid, each rotating mechanism comprises a rotating rod 32 rotatably connected to the communicating pipes 3, the rotating rod 32 is fixedly connected to the circular plate 2 for limiting the flow of the liquid, and one end of the rotating rod 32 far away from the communicating pipes 3 is fixedly connected to a rotating handle 33, the limiting rod 31 is connected to the rotating handle 33 in a sliding mode, the plurality of protruding blocks 34 used for being connected with the limiting rod 31 are fixedly connected to the communicating pipe 3, the rotating rod 32 is rotated, the rotating rod 32 is fixedly connected with the circular plate 2, the circular plate 2 rotates, the inclination angle of the inner wall of the circular plate 2 and the inner wall of the communicating pipe 3 can be changed, therefore the flowing amount of the molten liquid from the communicating pipe 3 can be controlled, the limiting rod 31 connected to the rotating handle 33 in a sliding mode is connected with the protruding blocks 34 on the communicating pipe 3 in a clamping mode, and the circular plate 2 can be prevented from rotating due to the external force of the liquid in the flowing process of the molten liquid.
A cooling box 15 is fixedly connected to one end of the communicating pipe 3 far away from the second shell 10, a cooling pump 17 is fixedly connected to the cooling box 15, a fixing mechanism for eliminating stress is arranged on the cooling box 15, the cooling box 15 is connected with a stretcher 18 through a transmission pipe 6, the cooling box 15 and the stretcher 18 are both fixedly connected with the transmission pipe 6, a fixing plate 7 is symmetrically and fixedly connected to the base 1, a collecting mechanism for winding welding wires is arranged on the fixing plate 7, the fixing mechanism comprises two rotating shafts 16 arranged on the cooling box 15, a first rotating disc 5 is fixedly connected to the upper rotating shaft 16, a second rotating disc 4 is fixedly connected to the lower rotating shaft 16, a servo motor 25 is connected to the cooling box 15 through a support rod 35, the cooling box 15 is clamped with the support rod 35, the support rod 35 is fixedly connected with the servo motor 25, one end of the upper rotating shaft 16 is fixedly connected with the drive end of the servo motor 25, collecting the mechanism and including horizontal setting up the dead lever 19 between two fixed plates 7, fixedly connected with fixed block 20 on the dead lever 19, be equipped with the circular slot 24 of the rolling of being convenient for on the fixed block 20, fixed plate 7 that is located the right side rotates and is connected with connecting rod 21, connecting rod 21 is connected with movable block 37 through second spring 36, connecting rod 21 and movable block 37 all with second spring 36 fixed connection, movable block 37 and dead lever 19 joint, the joint has the stopper 38 that is used for restricting movable block 37 to remove on the connecting rod 21, first pulley 22 of fixedly connected with on the connecting rod 21, be located the axis of rotation 16 of top and fixedly connected with second pulley, be equipped with the drive belt 23 that is used for connecting first pulley 22 on the second pulley, rotation 16 and the drive end fixed connection of servo motor 25 of rotating connection on the cooler bin 15.
Under the driving action of the servo motor 25, the rotating shafts 16 can be rotated, the first rotating disc 5 and the second rotating disc 4 on the two rotating shafts 16 can perform welding wire forming work and also can eliminate the stress of the welding wire, then the formed welding wire is moved to the stretcher 18 through the transmission pipe 6, the stress of the welding wire can be eliminated through the stretching processing of the stretcher 18, then the welding wire can be wound on the fixed block 20, the welding wire can be wound on the circular groove 24 due to the circular groove 24 arranged on the fixed block 20, the welding wire is prevented from being skewed in the winding process, the fixed block 20 is clamped with the fixed rod 19, the first pulley 22 on the connecting rod 21 connected with one end of the fixed rod 19 is connected with the second pulley on the rotating shafts 16 through the transmission belt 23, and the fixed block 20 can be rotated under the driving action of the servo motor 25, thereby carry out the work of rolling to the welding wire, because movable block 37 and the dead lever 19 joint on the connecting rod 21, when installing dead lever 19, earlier with dead lever 19 one end and movable block 37 joint, later artificial messenger second spring 36 takes place to deform to can make the dead lever 19 other end and fixed plate 7 connect, later fix movable block 37 through stopper 38, thereby can prevent that movable block 37 from taking place to remove, guaranteed that fixed block 20 can be stable carries out the rolling process to the welding wire.
In the invention, firstly, molten liquid is fed through a feeding pipe 12 arranged above a first shell 13, the lower part of the feeding pipe 12 is connected with a material distribution pipe 11, the material distribution pipe 11 is provided with a plurality of through holes, so that the molten liquid can uniformly enter a second shell 10, the liquid can remove impurities in the molten liquid through a filter screen 8 arranged in the second shell 10, then the liquid can flow into a cooling box 15 through a communicating pipe 3, a rotating shaft 16 which is rotatably connected with the cooling box 15 is fixedly connected with a driving end of a servo motor 25, the rotating shaft 16 can rotate under the driving action of the servo motor 25, a first rotating disc 5 and a second rotating disc 4 on the two rotating shafts 16 can carry out the forming work of welding wires, the stress of the welding wires can be eliminated, and then the formed welding wires move to a stretcher 18 through a conveying pipe 6, the stress of the welding wire can be eliminated through the stretching processing of the stretcher 18, the welding wire can be wound on the fixed block 20, the welding wire can be concentrated on the circular groove 24 to be rolled due to the circular groove 24 arranged on the fixed block 20, the welding wire is prevented from being inclined in the rolling process, the fixed block 20 is clamped with the fixed rod 19, the first pulley 22 on the connecting rod 21 connected with one end of the fixed rod 19 is connected with the second pulley on the rotating shaft 16 through the transmission belt 23, the fixed block 20 can be rotated under the driving of the servo motor 25, the welding wire is rolled, as the movable block 37 on the connecting rod 21 is clamped with the fixed rod 19, one end of the fixed rod 19 is firstly clamped with the movable block 37 when the fixed rod 19 is installed, and then the second spring 36 is artificially deformed, so that the other end of the fixed rod 19 is connected with the fixed plate 7, and then the moving block 37 is fixed through the limiting block 38, so that the moving block 37 can be prevented from moving, the welding wire can be stably wound by the fixing block 20, the stainless steel welding wire does not need to be wound additionally, a large amount of time consumed by winding additionally is reduced, the processing time of the stainless steel welding wire is reduced, and the production efficiency of the stainless steel welding wire is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (2)
1. The processing equipment for eliminating the residual stress of the stainless steel welding wire comprises a base (1) and is characterized in that a rubber pad (9) used for shock absorption is fixedly connected to the base (1), a second shell (10) is fixedly connected to the base (1), a first shell (13) is connected to the second shell (10) through a positioning pin (14), the second shell (10) is connected with the positioning pin (14) in a clamping mode, the first shell (13) is fixedly connected with the positioning pin (14), a feeding mechanism used for flowing of molten liquid is arranged on the first shell (13), a filtering mechanism used for filtering impurities is arranged on the second shell (10), a communicating pipe (3) is fixedly connected to one side of the second shell (10), a rotating mechanism used for limiting the flowing of liquid is arranged on the communicating pipe (3), a cooling box (15) is fixedly connected to one end, far away from the second shell (10), of the communicating pipe (3), a cooling pump (17) is fixedly connected to the cooling box (15), a fixing mechanism for eliminating stress is arranged on the cooling box (15), the cooling box (15) is connected with a stretcher (18) through a transmission pipe (6), the cooling box (15) and the stretcher (18) are both fixedly connected with the transmission pipe (6), fixing plates (7) are symmetrically and fixedly connected to the base (1), and a collecting mechanism for winding welding wires is arranged on the fixing plates (7); the feeding mechanism comprises a feeding pipe (12) arranged on a first shell (13), a material distributing pipe (11) used for being connected with the feeding pipe (12) is arranged on the first shell (13), and a plurality of through holes are uniformly arranged on the material distributing pipe (11) at equal intervals; the filter mechanism comprises a filter screen (8) transversely arranged on a second shell (10), two ends of the filter screen (8) are fixedly connected with mounting blocks (26), two sides of each mounting block (26) are symmetrically and fixedly connected with two arc-shaped blocks (29), and a groove for connecting the mounting blocks (26) is formed in the second shell (10); the second shell (10) is provided with an installation cavity (28), the installation cavity (28) is connected with a sliding rod (27) matched with the arc-shaped block (29) in a sliding mode, a first spring (30) is arranged on the sliding rod (27) in a surrounding mode, and two ends of the first spring (30) are fixedly connected with the sliding rod (27) and the inner wall of the groove respectively; the rotating mechanism comprises a rotating rod (32) which is rotatably connected with the communicating pipe (3), a circular plate (2) used for limiting liquid to flow is fixedly connected onto the rotating rod (32), a rotating handle (33) is fixedly connected onto one end, far away from the communicating pipe (3), of the rotating rod (32), a limiting rod (31) is slidably connected onto the rotating handle (33), and a plurality of convex blocks (34) used for connecting the limiting rod (31) are fixedly connected onto the communicating pipe (3); the fixing mechanism comprises two rotating shafts (16) arranged on a cooling box (15), a first rotating disc (5) is fixedly connected to the rotating shaft (16) positioned above the cooling box, a second rotating disc (4) is fixedly connected to the rotating shaft (16) positioned below the cooling box, a servo motor (25) is connected to the cooling box (15) through a supporting rod (35), the cooling box (15) is clamped with the supporting rod (35), the supporting rod (35) is fixedly connected with the servo motor (25), and one end of the rotating shaft (16) positioned above the cooling box is fixedly connected with the driving end of the servo motor (25); the collecting mechanism comprises a fixing rod (19) transversely arranged between the two fixing plates (7), the fixing rod (19) is fixedly connected with a fixing block (20), and a round groove (24) convenient to wind is formed in the fixing block (20); the fixed plate (7) on the right side is rotatably connected with a connecting rod (21), the connecting rod (21) is connected with a moving block (37) through a second spring (36), the connecting rod (21) and the moving block (37) are fixedly connected with the second spring (36), the moving block (37) is clamped with the fixed rod (19), and a limiting block (38) used for limiting the moving block (37) to move is clamped on the connecting rod (21).
2. The machining equipment for eliminating the residual stress of the stainless steel welding wire according to claim 1, characterized in that a first pulley (22) is fixedly connected to the connecting rod (21), a second pulley is fixedly connected to the rotating shaft (16) above the connecting rod, and a transmission belt (23) for connecting the first pulley (22) is arranged on the second pulley.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011422782.XA CN112338567B (en) | 2020-12-08 | 2020-12-08 | Processing equipment for eliminating residual stress of stainless steel welding wire |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011422782.XA CN112338567B (en) | 2020-12-08 | 2020-12-08 | Processing equipment for eliminating residual stress of stainless steel welding wire |
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| CN112338567A CN112338567A (en) | 2021-02-09 |
| CN112338567B true CN112338567B (en) | 2022-06-10 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0777674B2 (en) * | 1989-12-27 | 1995-08-23 | 川崎製鉄株式会社 | Method for manufacturing composite wire for arc welding with excellent arc welding characteristics |
| CN105598192B (en) * | 2016-01-25 | 2018-08-07 | 江西理工大学 | A kind of drawing and forming device and method of sn-bi alloy welding wire |
| CN105598168A (en) * | 2016-01-25 | 2016-05-25 | 江西理工大学 | Short-flow continuous forming device for tin-bismuth alloy welding wire and forming method |
| CN106583469A (en) * | 2016-11-24 | 2017-04-26 | 天长市通联焊业有限公司 | Device for producing welding wire |
| CN110369913B (en) * | 2019-08-28 | 2021-11-05 | 江西理工大学 | Preparation method of tin-bismuth alloy welding wire |
| CN211414099U (en) * | 2019-12-19 | 2020-09-04 | 泰州市泰晟不锈钢制品有限公司 | Processing equipment for eliminating residual stress of stainless steel welding wire |
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Effective date of registration: 20220519 Address after: 150000 building 1-5, Bohai Road and Yantai section, haping road concentration area, Harbin Economic Development Zone, Harbin, Heilongjiang Province Applicant after: HARBIN WELL WELDING CO.,LTD. Address before: Shandong Vocational College, 23000 Jingshi East Road, Licheng District, Jinan City, Shandong Province, 250100 Applicant before: Che Chenggang |
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