CN212495889U - Carbon dioxide arc welding wire feeding device - Google Patents
Carbon dioxide arc welding wire feeding device Download PDFInfo
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- CN212495889U CN212495889U CN202021077734.7U CN202021077734U CN212495889U CN 212495889 U CN212495889 U CN 212495889U CN 202021077734 U CN202021077734 U CN 202021077734U CN 212495889 U CN212495889 U CN 212495889U
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Abstract
The utility model provides a carbon dioxide protection welds wire drive feed unit belongs to welding machine technical field. The carbon dioxide shielded welding wire feeding device comprises a shell component, a rolling component, a wire pressing component, a first straightening component and a second straightening component. The fixing rod is arranged on one side of the first positioning rod body and one side of the second positioning rod body, the pressing plate is fixedly connected to one end of the fixing rod, and the third roller is connected to the lower portion of the pressing plate. The screw rod is rotatably connected with the output end of the second motor, the threaded sleeve is in threaded connection with the outer surface of the screw rod, one end of the moving rod is hinged with the threaded sleeve, the supporting block is hinged with the other end of the moving rod, the bottom plate is connected to the upper surface of the supporting block, and the fourth roller is rotatably connected above the bottom plate. Therefore, the welding wire coming out from the wire outlet pipe can be stably conveyed at a constant speed, and the improvement of the welding quality is facilitated.
Description
Technical Field
The utility model relates to a welding machine field particularly, relates to a carbon dioxide protection welds wire drive feed unit.
Background
Carbon dioxide arc welding is a full name of carbon dioxide arc welding, and the protective gas is carbon dioxide and is mainly used for manual welding.
Wire feeding is an important operation link in the welding process, the traditional manual welding wire feeding method mostly adopts a welder to twist a welding wire by fingers to complete the wire feeding process, the manual wire feeding has poor accuracy and uneven wire feeding speed, and the welding wire is easy to shake, so that the welding quality of equipment during welding is influenced.
SUMMERY OF THE UTILITY MODEL
In order to compensate above not enough, the utility model provides a carbon dioxide protection welds wire drive feed unit aims at improving manual sending and has the accuracy poor, send a speed inhomogeneous, easily cause rocking of welding wire to influence the welding quality problem of equipment when the welding.
The utility model discloses a realize like this:
the utility model provides a carbon dioxide protection welds wire drive feed unit includes casing subassembly, rolling subassembly, presses silk subassembly, first aligning subassembly and second aligning subassembly.
The shell assembly comprises a box body and a wire outlet pipe, the wire outlet pipe is communicated with the box body, and the wire outlet pipe is connected to one side of the box body.
The winding assembly comprises a first motor, a wire reel and a rotating shaft, the first motor is connected to the inside of the box body, the rotating shaft is connected with the output end of the first motor in a rotating mode, and the wire reel is sleeved on the outer surface of the rotating shaft.
Press the silk subassembly, press the silk subassembly to include first locating rod body, the second locating rod body, adjusting bolt and first gyro wheel, first locating rod body with the box is connected, the second locating rod body with first locating rod body sliding connection, adjusting bolt sets up first locating rod body is close to the one end of the second locating rod body, first gyro wheel rotates to be connected the one end of the second locating rod body, first gyro wheel with symmetry sets up between the first gyro wheel.
The first straightening assembly comprises a fixing rod, a pressing plate, a spring and a third roller, the fixing rod is connected inside the box body, the fixing rod is arranged on one side of the first positioning rod body and one side of the second positioning rod body, the pressing plate is fixedly connected to one end of the fixing rod, the third roller is connected to the lower portion of the pressing plate, and the spring is arranged between the third roller and the pressing plate.
The second straightening assembly comprises a second motor, a screw rod, a threaded sleeve, a moving rod, a supporting block, a bottom plate and a fourth roller, the second motor, the screw rod, the threaded sleeve, the moving rod, the supporting block, the bottom plate and the fourth roller are arranged below the inner portion of the box body, the screw rod is rotatably connected with the output end of the second motor, the threaded sleeve is in threaded connection with the outer surface of the screw rod, one end of the moving rod is hinged with the threaded sleeve, the supporting block is hinged with the other end of the moving rod, the bottom plate is connected with the upper surface of the supporting block, and the fourth roller is rotatably connected above the bottom plate.
The utility model discloses an in the embodiment, the bottom fixedly connected with walking wheel of box, the top of box is connected with the handle.
The utility model discloses an in the embodiment, the surface of box is provided with adjust knob and switch, adjust knob with the switch setting is in one side of play silk pipe.
The utility model discloses an in the embodiment, the pivot with the one end of wire reel is connected with the limiting plate, the pivot with the other end of wire reel is connected with fixed lid.
The utility model discloses an in an embodiment, still including supporting conveying piece, it includes bracing piece, second gyro wheel and second motor to support conveying piece, the bracing piece sets up the fourth gyro wheel with between the first gyro wheel, the second motor is connected one side of bracing piece, the output of second motor with the second gyro wheel rotates to be connected, the second gyro wheel is connected the top of bracing piece.
The utility model discloses an in one embodiment, first band pulley has been cup jointed to the output of second motor, be connected with the second band pulley on the second gyro wheel, first band pulley with be connected with the belt between the second band pulley.
The utility model discloses an in one embodiment, the below of second motor is fixed with the connecting plate, the second motor passes through the connecting plate with the bracing piece is connected, the thread bush with be connected with the backup pad between the thread bush, the backup pad with the bottom of bracing piece is connected.
The utility model discloses an in one embodiment, the below of third motor is fixed with the cushion, the third motor passes through the cushion with the box is connected.
The utility model discloses an in the embodiment, the axle sleeve has been cup jointed to the one end of lead screw, the below of axle sleeve is connected with the support column, the support column with the box is connected, the lead screw includes first screw rod and second screw rod, first screw rod with the screw thread opposite direction of second screw rod.
In an embodiment of the present invention, the fourth roller and the bottom plate are connected with a vertical rod therebetween, and the fourth roller are connected with a connecting rod therebetween.
The utility model has the advantages that: the utility model discloses a carbon dioxide protection welds wire drive feed unit that obtains of above-mentioned design, during the use, cup joint the wire reel at the surface of pivot, rotate through an electricity motor and drive the wire reel and rotate, thereby realize receiving and releasing at the uniform velocity to the welding wire, pass out the wire pipe with the welding wire earlier, then can adjust the position height between the first location body of rod and the second location body of rod through adjusting bolt, thereby highly adjust first gyro wheel, thereby make and carry out the rocking of the fixed reduction welding wire of centre gripping to the welding wire between two first gyro wheels. The second gyro wheel plays the effect of supporting and conveying the welding wire for the conveying of welding wire is more steady, and the level of third gyro wheel is a little higher than the level of second gyro wheel, guarantees that the welding wire that comes through the conveying of second gyro wheel is located the below of third gyro wheel. The lead screw is driven to rotate through the second motor, so that the two thread sleeves are close to each other or far away from each other, the height of the fourth roller is adjusted, a plurality of welding wires capable of bending are arranged through the fourth roller and the third roller, the welding wires are straightened, and the welding wires are also beneficial to being more accurately welded, so that the welding wires coming out through the wire outlet pipe can be stably conveyed at a constant speed, and the improvement of the welding quality is facilitated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a wire feeding device for carbon dioxide arc welding according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a housing assembly according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a winding assembly provided in an embodiment of the present invention;
fig. 4 is a schematic structural view of a wire pressing assembly according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a supporting and conveying member according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of a first straightening assembly according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of a second straightening assembly according to an embodiment of the present invention.
In the figure: 100-a housing assembly; 110-a box body; 120-road wheels; 130-a handle; 140-a filament outlet pipe; 150-adjusting knob; 160-a switch; 200-a winding component; 210-a first motor; 220-a wire reel; 230-a rotating shaft; 240-limiting plate; 250-a fixed cover; 300-a wire pressing component; 310-a first positioning rod; 320-a second positioning rod body; 330-adjusting bolt; 340-a first wheel; 400-supporting a conveyor; 410-a support bar; 420-a second roller; 430-a connecting plate; 440-two motors; 450-a first pulley; 460-a second pulley; 470-a belt; 500-a first straightening assembly; 510-a fixing bar; 520-a platen; 530-a spring; 540-third roller; 600-a second straightening assembly; 610-a third motor; 612-cushion block; 620-support column; 622-shaft sleeve; 630-a screw mandrel; 632-a first screw; 634-a second screw; 640-a threaded sleeve; 642-a support plate; 650-a moving rod; 660-a support block; 670-a bottom plate; 680-a fourth roller; 682-upright stanchion; 684-Link.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed 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 limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1-7, the present invention provides a technical solution: a carbon dioxide shielded welding wire feeder comprises a shell assembly 100, a rolling assembly 200, a wire pressing assembly 300, a first straightening assembly 500 and a second straightening assembly 600.
Referring to fig. 1 and 2, the housing assembly 100 includes a housing 110 and a wire outlet tube 140, the wire outlet tube 140 is communicated with the housing 110, and the wire outlet tube 140 is connected to one side of the housing 110. The bottom end of the box body 110 is fixedly connected with a travelling wheel 120, a handle 130 is connected above the box body 110, and the travelling wheel 120 and the handle 130 are arranged to facilitate the movement of the device. The outer surface of the box body 110 is provided with an adjusting knob 150 and a switch 160, and the adjusting knob 150 and the switch 160 are arranged on one side of the wire outlet pipe 140.
Referring to fig. 1 and 3, the winding assembly 200 includes a first motor 210, a wire reel 220 and a rotating shaft 230, the first motor 210 is connected inside the box body 110, the rotating shaft 230 is rotatably connected with an output end of the first motor 210, and the wire reel 220 is sleeved on an outer surface of the rotating shaft 230. The wire reel 220 is used for winding a welding wire, the rotating shaft 230 and one end of the wire reel 220 are connected with a limiting plate 240, and the rotating shaft 230 and the other end of the wire reel 220 are connected with a fixing cover 250. The internal thread has been seted up to pivot 230, and fixed lid 250 and pivot 230 threaded connection set up like this and conveniently dismantle wire reel 220, and limiting plate 240 and fixed lid 250 can press from both sides tight fixedly to wire reel 220, and first motor 210 and adjust knob 150 electric connection rotate the rotation speed that drives wire reel 220 through adjust knob 150 control first motor 210 through first motor 210, thereby realize receiving and releasing of welding wire.
Referring to fig. 1 and 4, the wire pressing assembly 300 includes a first positioning rod 310, a second positioning rod 320, an adjusting bolt 330 and a first roller 340, the first positioning rod 310 is connected to the box 110, the second positioning rod 320 is slidably connected to the first positioning rod 310, the adjusting bolt 330 is disposed at an end of the first positioning rod 310 close to the second positioning rod 320, the first roller 340 is rotatably connected to an end of the second positioning rod 320, and the first roller 340 are symmetrically disposed. The height of the position between the first positioning rod 310 and the second positioning rod 320 can be adjusted by the adjusting bolt 330, so that the height of the first roller 340 is adjusted, and the welding wire is clamped and fixed between the two first rollers 340.
Referring to fig. 1 and 5, the wire feeding device for carbon dioxide arc welding further includes a supporting transmission member 400, the supporting transmission member 400 includes a supporting rod 410, a second roller 420 and a second motor 440, the supporting rod 410 is disposed between the fourth roller 680 and the first roller 340, the second motor 440 is connected to one side of the supporting rod 410, an output end of the second motor 440 is rotatably connected to the second roller 420, and the second roller 420 is connected to the upper side of the supporting rod 410. The output end of the second motor 440 is sleeved with a first belt pulley 450, the second roller 420 is connected with a second belt pulley 460, and a belt 470 is connected between the first belt pulley 450 and the second belt pulley 460. A connecting plate 430 is fixed below the second motor 440, and the second motor 440 is connected with the support rod 410 through the connecting plate 430. The second motor 440 rotates to drive the second roller 420 to rotate through the first pulley 450, the second pulley 460 and the belt 470, and the second roller 420 plays a role in supporting and conveying the welding wire, so that the welding wire is conveyed more stably.
Referring to fig. 1 and 6, the first straightening assembly 500 includes a fixing rod 510, a pressing plate 520, a spring 530 and a third roller 540, the fixing rod 510 is connected inside the box 110, the fixing rod 510 is disposed at one side of the first positioning rod 310 and the second positioning rod 320, the pressing plate 520 is fixedly connected to one end of the fixing rod 510, the third roller 540 is connected below the pressing plate 520, the spring 530 is disposed between the third roller 540 and the pressing plate 520, and the spring 530 is disposed to provide a buffering function, so as to prevent the welding wire from being broken or affecting the transmission due to over-tight extrusion. The third roller 540 has a level slightly higher than that of the second roller 420, so as to ensure that the welding wire conveyed by the second roller 420 is located below the third roller 540.
Referring to fig. 1 and 7, the second straightening assembly 600 includes a third motor 610, a screw 630, a threaded sleeve 640, a movable rod 650, a supporting block 660, a bottom plate 670 and a fourth roller 680, the third motor 610, the screw 630, the threaded sleeve 640, the movable rod 650, the supporting block 660, the bottom plate 670 and the fourth roller 680 are disposed below the interior of the box body 110, a cushion block 612 is fixed below the third motor 610, and the third motor 610 is connected to the box body 110 through the cushion block 612. The screw 630 is rotatably connected with an output end of the third motor 610, a shaft sleeve 622 is sleeved at one end of the screw 630, a support column 620 is connected below the shaft sleeve 622, the support column 620 is connected with the box body 110, a threaded sleeve 640 is in threaded connection with the outer surface of the screw 630, the screw 630 comprises a first screw 632 and a second screw 634, the thread directions of the first screw 632 and the second screw 634 are opposite, a support plate 642 is connected between the threaded sleeve 640 and the threaded sleeve 640, and the support plate 642 is connected with the bottom end of the support rod 410. One end of the moving rod 650 is hinged to the threaded sleeve 640, the support block 660 is hinged to the other end of the moving rod 650, the bottom plate 670 is connected to the upper surface of the support block 660, and the fourth roller 680 is rotatably connected above the bottom plate 670. A vertical rod 682 is connected between the fourth roller 680 and the bottom plate 670, and a connecting rod 684 is connected between the fourth roller 680 and the fourth roller 680. Drive lead screw 630 through third motor 610 and rotate for being close to each other or keeping away from between two thread bush 640, thereby realizing adjusting the height of fourth gyro wheel 680, all being equipped with a plurality ofly through fourth gyro wheel 680 and third gyro wheel 540 and can straightening the crooked welding wire, straightening the welding wire also is favorable to welding more accurately.
The working principle of the carbon dioxide arc welding wire feeding device is as follows: during the use, cup joint wire reel 220 at the surface of pivot 230, press adjust knob 150, first motor 210 and adjust knob 150 electric connection, the rotational speed through adjust knob 150 control first motor 210, rotate through first motor 210 and drive wire reel 220 and rotate, thereby realize receiving and releasing at the uniform velocity to the welding wire, pass wire outlet pipe 140 with the welding wire earlier, then can adjust the position height between first location body of rod 310 and the second location body of rod 320 through adjusting bolt 330, thereby highly adjust first gyro wheel 340, thereby make and carry out the rocking of the fixed reduction welding wire of centre gripping to the welding wire between two first gyro wheels 340. Second gyro wheel 420 plays and supports the effect of conveying with the welding wire for the conveying of welding wire is more steady, and the level of third gyro wheel 540 is a little higher than second gyro wheel 420, guarantees that the welding wire that comes through second gyro wheel 420 conveying is located the below of third gyro wheel 540, and spring 530 sets up between third gyro wheel 540 and clamp plate 520, sets up spring 530 and can provide the cushioning effect, avoids causing the fracture or influence the conveying to the welding wire extrusion tension. Drive lead screw 630 through third motor 610 and rotate for being close to each other or keeping away from between two thread bush 640, thereby realizing adjusting the height of fourth gyro wheel 680, all being equipped with a plurality ofly through fourth gyro wheel 680 and third gyro wheel 540 and can straightening the crooked welding wire, straightening the welding wire also is favorable to welding more accurately. The problem of manual send silk have the accuracy poor, send a speed inhomogeneous, easily cause the rocking of welding wire to influence the welding quality of equipment when welding is improved.
It should be noted that the specific model specifications of the first motor 210, the second motor 440, and the third motor 610 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.
The power supply of the first motor 210, the second motor 440, and the third motor 610 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A carbon dioxide arc welding wire feeding device is characterized by comprising
The shell assembly (100) comprises a box body (110) and a wire outlet pipe (140), the wire outlet pipe (140) is communicated with the box body (110), and the wire outlet pipe (140) is connected to one side of the box body (110);
the winding assembly (200) comprises a first motor (210), a wire reel (220) and a rotating shaft (230), the first motor (210) is connected inside the box body (110), the rotating shaft (230) is rotatably connected with the output end of the first motor (210), and the wire reel (220) is sleeved on the outer surface of the rotating shaft (230);
the wire pressing assembly (300) comprises a first positioning rod body (310), a second positioning rod body (320), an adjusting bolt (330) and a first roller (340), the first positioning rod body (310) is connected with the box body (110), the second positioning rod body (320) is in sliding connection with the first positioning rod body (310), the adjusting bolt (330) is arranged at one end, close to the second positioning rod body (320), of the first positioning rod body (310), the first roller (340) is rotatably connected to one end of the second positioning rod body (320), and the first roller (340) are symmetrically arranged;
the first straightening assembly (500), the first straightening assembly (500) comprises a fixing rod (510), a pressing plate (520), a spring (530) and a third roller (540), the fixing rod (510) is connected inside the box body (110), the fixing rod (510) is arranged on one side of the first positioning rod body (310) and one side of the second positioning rod body (320), the pressing plate (520) is fixedly connected to one end of the fixing rod (510), the third roller (540) is connected below the pressing plate (520), and the spring (530) is arranged between the third roller (540) and the pressing plate (520);
a second straightening assembly (600), wherein the second straightening assembly (600) comprises a third motor (610), a screw rod (630), a threaded sleeve (640), a moving rod (650), a supporting block (660), a bottom plate (670) and a fourth roller (680), the third motor (610), the screw rod (630), the threaded sleeve (640), the moving rod (650), the supporting block (660), the bottom plate (670) and the fourth roller (680) are arranged below the inside of the box body (110), the screw rod (630) is rotatably connected with the output end of the third motor (610), the threaded sleeve (640) is in threaded connection with the outer surface of the screw rod (630), one end of the moving rod (650) is hinged with the threaded sleeve (640), the supporting block (660) is hinged with the other end of the moving rod (650), and the bottom plate (670) is connected with the upper surface of the supporting block (660), the fourth roller (680) is rotatably connected above the bottom plate (670).
2. The carbon dioxide arc welding wire feeder according to claim 1, wherein a traveling wheel (120) is fixedly connected to the bottom end of the box body (110), and a handle (130) is connected to the upper portion of the box body (110).
3. The carbon dioxide arc welding wire feeder according to claim 1, characterized in that an adjusting knob (150) and a switch (160) are arranged on the outer surface of the box body (110), and the adjusting knob (150) and the switch (160) are arranged on one side of the wire outlet pipe (140).
4. The carbon dioxide shield welding wire feeder according to claim 1, characterized in that a limiting plate (240) is connected to one end of the rotating shaft (230) and one end of the wire reel (220), and a fixing cover (250) is connected to the other end of the rotating shaft (230) and the other end of the wire reel (220).
5. The carbon dioxide shield welding wire feeder of claim 1, further comprising a support conveyor (400), wherein the support conveyor (400) comprises a support rod (410), a second roller (420) and a second motor (440), the support rod (410) is disposed between the fourth roller (680) and the first roller (340), the second motor (440) is connected to one side of the support rod (410), an output end of the second motor (440) is rotatably connected to the second roller (420), and the second roller (420) is connected to the upper portion of the support rod (410).
6. The welding wire feeder according to claim 5, wherein the output end of the second motor (440) is sleeved with a first pulley (450), the second roller (420) is connected with a second pulley (460), and a belt (470) is connected between the first pulley (450) and the second pulley (460).
7. The welding wire feeder according to claim 5, wherein a connecting plate (430) is fixed below the second motor (440), and the second motor (440) is connected with the support rod (410) through the connecting plate (430).
8. The carbon dioxide shield welding wire feeder according to claim 5, characterized in that a cushion block (612) is fixed below the third motor (610), the third motor (610) is connected with the box body (110) through the cushion block (612), a support plate (642) is connected between the threaded sleeve (640) and the threaded sleeve (640), and the support plate (642) is connected with the bottom end of the support rod (410).
9. The carbon dioxide arc welding wire feeder according to claim 1, wherein a sleeve (622) is sleeved on one end of the screw rod (630), a support column (620) is connected below the sleeve (622), the support column (620) is connected with the box body (110), the screw rod (630) comprises a first screw rod (632) and a second screw rod (634), and the thread directions of the first screw rod (632) and the second screw rod (634) are opposite.
10. The capo wire feeder of claim 1, wherein a vertical rod (682) is connected between the fourth roller (680) and the base plate (670), and a linkage rod (684) is connected between the fourth roller (680) and the fourth roller (680).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077734.7U CN212495889U (en) | 2020-06-11 | 2020-06-11 | Carbon dioxide arc welding wire feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077734.7U CN212495889U (en) | 2020-06-11 | 2020-06-11 | Carbon dioxide arc welding wire feeding device |
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| Publication Number | Publication Date |
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| CN212495889U true CN212495889U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021077734.7U Active CN212495889U (en) | 2020-06-11 | 2020-06-11 | Carbon dioxide arc welding wire feeding device |
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| CN (1) | CN212495889U (en) |
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