CN217442164U - Welding wire air-blowing device - Google Patents

Abstract

The utility model discloses a welding wire blowing device, which comprises a main body, an air inlet device and a driving device, wherein the main body is provided with an air inlet channel communicated with the outside and an air blowing channel for conveying welding wires, gas in the air inlet channel can flow to the air blowing channel, the air inlet channel comprises a first air inlet channel and a second air inlet channel which are communicated with the air blowing channel, and the first air inlet channel is communicated with the second air inlet channel; the welding wire sequentially passes through the second air inlet channel and the first air inlet channel along the air blowing channel, and the flow rate of the gas conveyed into the first air inlet channel by the first air inlet device is greater than that of the gas conveyed into the second air inlet channel by the second air inlet device; the driving device is used for driving the welding wire to move and driving the air inlet device. And blowing the welding wire at two stages at high speed through the first air inlet channel and the second air inlet channel.

Description

Welding wire air-blowing device

Technical Field

The utility model belongs to the welding wire field of handling, concretely relates to welding wire air-blowing device.

Background

Because the surface of the welding wire can generate tiny unevenness, the friction force can be increased in the using process, and the quality of the product is further influenced; the prior art generally adopts a welding wire copper plating technology, which not only can play a role in lubricating the welding wire, but also plays roles in preventing rust and conducting the welding wire and reducing the abrasion of a wire feeding contact nozzle.

In the process of copper plating of the solid welding wire, in order to ensure the surface quality of the welding wire, liquid brought by the previous process needs to be removed in each process, so the removal speed of the liquid on the surface of the welding wire also determines the copper plating speed of the welding wire, and along with the continuous improvement of the copper plating speed, the existing air blowing mode cannot meet the requirement of removing the liquid on the surface of the welding wire, and the improvement of the production speed of the welding wire is severely restricted.

SUMMERY OF THE UTILITY MODEL

To foretell not enough, the utility model provides a welding wire air-blowing device can realize getting rid of fast of welding wire surface liquid.

The utility model discloses a realize through following technical scheme:

a welding wire blowing device comprises a main body, an air inlet device and a driving device, wherein the main body is provided with an air inlet channel communicated with the outside and a blowing channel for conveying a welding wire, gas in the air inlet channel can flow to the blowing channel, the air inlet channel comprises a first air inlet channel and a second air inlet channel, the first air inlet channel is communicated with the second air inlet channel, and the second air inlet channel is communicated with the first air inlet channel; the welding wire sequentially passes through the second air inlet channel and the first air inlet channel along the air blowing channel, and the flow rate of the gas conveyed into the first air inlet channel by the first air inlet device is greater than that of the gas conveyed into the second air inlet channel by the second air inlet device; the driving device is used for driving the welding wire to move and driving the air inlet device. The gas can be conveyed into the gas blowing channel through the first gas inlet channel and the second gas inlet channel, and the welding wire in the gas blowing channel is subjected to gas blowing treatment, so that liquid attached to the surface of the welding wire is removed, and the gas in the first gas inlet channel can flow to the second gas inlet channel and be exhausted to the outside, so that when the gas in the first gas inlet channel flows to the second gas inlet channel after the gas in the first gas inlet channel is subjected to gas blowing treatment on the welding wire, the gas can also be subjected to gas blowing treatment on the welding wire together with the gas in the second gas inlet channel, so that two-stage high-speed gas blowing on the welding wire is realized, the flow rate of the gas conveyed into the first gas inlet channel by the first gas inlet device is greater than that of the gas conveyed into the second gas inlet channel by the second gas inlet device, and therefore, even if the gas in the first gas inlet channel flows to the second gas inlet channel, the loss is generated through the friction with the welding wire and the flow process, still can assist the gas that second air inlet unit carried to blow to the welding wire in the second air intake passage, the blowing effect is better.

Furthermore, a first gas collecting cavity communicated with the first gas inlet channel and a second gas collecting cavity communicated with the second gas inlet channel are formed in the main body, and the first gas collecting cavity and the second gas collecting cavity are communicated through a gas blowing channel so that the welding wires can sequentially pass through the first gas collecting cavity and the second gas collecting cavity. The gas storage can be realized through the first gas collecting cavity and the second gas collecting cavity, so that the gas quantity flowing to the first gas inlet channel and the second gas inlet channel is ensured.

Furthermore, the air blowing channel is provided with a feed inlet and a discharge outlet which are opened at two opposite sides of the main body, the feed inlet is communicated with the second gas collecting cavity, and the discharge outlet is communicated with the first gas collecting cavity. The welding wire is moved out by the discharge gate by the feed inlet in entering the main part to the feed inlet sets up with the discharge gate relatively, can enough with the straight line structure phase-match of welding wire, and through making relative setting between feed inlet and the discharge gate, has also prolonged the distance between feed inlet and the discharge gate, thereby makes the time extension that the welding wire removed in the main part, makes the time of welding wire air-blowing longer, strengthens the effect after the welding wire air-blowing.

Furthermore, the feed inlet is of a conical structure, and the inner diameter of the feed inlet is gradually reduced along the direction close to the first gas collecting cavity. Not only make things convenient for stretching into of welding wire, the gaseous deceleration that can realize when reacing the feed inlet in the gas-blowing passageway simultaneously avoids hindering inserting of welding wire, and the feed inlet is great relatively with the internal diameter of the part of external intercommunication, and the gaseous quick excessive external world of also being convenient for to realize the quick flow of internal gas of main part.

Further, the welding wire air-blowing device also comprises a clamping assembly arranged at the discharge port, and the welding wire passes through the clamping assembly and moves out of the discharge port. When the welding wire is moved out of the main body, the welding wire can still keep horizontal movement, and the stability of the welding wire during movement is ensured.

Further, the clamping assembly includes two oppositely disposed clamping members between which the welding wire is positioned. Two holders set up relatively, and the corresponding formation in space between supplies the passageway that the welding wire removed, simple structure, and two holders set up relatively for the welding wire atress is more balanced, avoids the welding wire to take place the drunkenness in vertical direction.

Further, an inlet for the welding wire is formed between the two clamping pieces, and each clamping piece forms a round angle at the opening. Make the welding wire more level and smooth when stretching into through the opening part, avoid bumping between welding wire and the holder, simultaneously, the fillet also plays the guide effect for the removal of welding wire for the welding wire can get into smoothly between two holders.

Further, an outlet for removing the welding wire is formed between the two clamping pieces, and the opening is of a conical structure. Facilitating the wire to pass between the two clamps and move out of the body.

Further, the inner diameter of the outlet increases in a direction away from the holder. When the welding wire moves along the outlet, the inner diameter of the outlet is gradually increased, so that the gap between the welding wire and the inner wall of the outlet is also gradually increased, and the welding wire is prevented from colliding with the clamping piece at the outlet.

Further, the gas flow direction in the gas blowing passage is opposite to the moving direction of the welding wire. So that the gas and the welding wire are relatively moved, and high-speed friction is generated between the gas and the welding wire, thereby realizing the quick removal of the liquid.

Drawings

FIG. 1 is a schematic view illustrating a structure of an exemplary embodiment of an air-blowing apparatus according to the present invention;

fig. 2 is a schematic cross-sectional view for illustrating an exemplary embodiment of the air blowing device of the present invention.

Reference numerals:

1. the welding wire blowing device comprises a main body, 11, a first air inlet channel, 12, a second air inlet channel, 13, a first air collecting cavity, 14, a second air collecting cavity, 15, a first air blowing channel, 16, a second air blowing channel, 17, a feeding hole, 18, a discharging hole, 19, a clamping piece, 21, a first air inlet device, 22, a second air inlet device, 3 and a welding wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 efforts all belong to the protection scope of the present invention.

It should be noted that the terms of orientation such as left, right, up, down, front and back in the embodiments of the present invention are only relative concepts or are referred to the normal use state of the product, i.e. the traveling direction of the product, and should not be considered as limiting.

In addition, it should be noted that the dynamic terms such as "relative movement" mentioned in the embodiments of the present invention include not only a change in position but also a movement in which a state changes without a relative change in position such as rotation or rolling.

Finally, it is noted that when an element is referred to as being "on" or "disposed" to another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

The welding wire blowing device shown in fig. 1 and 2 comprises a main body 1, an air inlet device and a driving device, wherein the main body 1 is provided with an air inlet channel communicated with the outside and a blowing channel for conveying a welding wire 3, the air in the air inlet channel can flow to the blowing channel, the air inlet channel comprises a first air inlet channel 11 and a second air inlet channel 12 which are communicated with the blowing channel, and the first air inlet channel 11 is communicated with the second air inlet channel 12; the gas inlet device comprises a first gas inlet device 21 communicated with the first gas inlet channel 11 and a second gas inlet device 22 communicated with the second gas inlet channel 12, gas in the first gas inlet channel 11 can flow to the second gas inlet channel 12, the welding wires 3 sequentially pass through the second gas inlet channel 12 and the first gas inlet channel 11 along a blowing channel, and the flow rate of the gas conveyed into the first gas inlet channel 11 by the first gas inlet device 21 is greater than that of the gas conveyed into the second gas inlet channel 12 by the second gas inlet device 22; the driving device is used for driving the welding wire 3 to move and driving the air inlet device; the gas can be conveyed into the gas blowing channel through the first gas inlet channel 11 and the second gas inlet channel 12, and the welding wire 3 in the gas blowing channel is subjected to gas blowing treatment, so that liquid attached to the surface of the welding wire 3 is removed, and the gas in the first gas inlet channel 11 can flow to the second gas inlet channel 12 and be exhausted to the outside, so that when the gas in the first gas inlet channel 11 flows to the second gas inlet channel 12 after the gas blowing treatment is performed on the welding wire 3 at the first gas inlet channel 11, the gas can be also subjected to gas blowing treatment on the welding wire 3 together with the gas in the second gas inlet channel 12, so that two-stage high-speed gas blowing on the welding wire 3 is realized, the gas flow rate of the first gas inlet device 21 conveyed into the first gas inlet channel 11 is larger than the gas flow rate of the second gas inlet device 22 conveyed into the second gas inlet channel 12, and the gas in the first gas inlet channel 11 is ensured to flow to the second gas inlet channel 12, even if friction with the welding wire 3 and speed loss in the flowing process are caused, the gas delivered by the second gas inlet device 22 can still be assisted to blow the welding wire 3 in the second gas inlet channel 12, and the blowing effect is better.

The driving device is used for driving the welding wire 3 to move and can drive the air inlet device, so that the driving device comprises a first driving part for driving the welding wire 3 to move and a second driving part for driving the air inlet device, wherein the first driving part can refer to a device for driving the welding wire 3 to move in the prior art, and the description is omitted in the application, and the air blowing efficiency of the welding wire 3 is improved in the application; the second driving piece is used for driving the air inlet device, the second driving piece can be selected as a motor, the model of the motor can be selected according to actual conditions, and the second driving piece is not repeated in the application.

In this application, because welding wire 3 all can carry out the air-blowing when passing through second gas collecting chamber 14 and first gas collecting chamber 13 in proper order and handle, consequently, can be divided into the first air-blowing passageway 15 that is located first gas collecting chamber 13 and the second air-blowing passageway 16 that is located second gas collecting chamber 14 with the air-blowing passageway, first air-blowing passageway 15 and first inlet channel 11 intercommunication and second air-blowing passageway 16 and second inlet channel 12 intercommunication, welding wire 3 passes through second air-blowing passageway 16 and first air-blowing passageway 15 in proper order.

In the present application, the gas flow direction in the gas blowing passage is opposite to the moving direction of the welding wire 3; so that the gas and the welding wire 3 generate relative movement, and high-speed friction is generated between the gas and the welding wire 3, thereby realizing the quick removal of the liquid.

A first gas collecting cavity 13 communicated with the first gas inlet channel 11 and a second gas collecting cavity 14 communicated with the second gas inlet channel 12 are formed in the main body 1, and the first gas collecting cavity 13 is communicated with the second gas collecting cavity 14 through a gas blowing channel so that the welding wires 3 can sequentially pass through the first gas collecting cavity 13 and the second gas collecting cavity 14; the first and second gas collecting chambers 13, 14 allow the gas to be stored, so that the amount of gas flowing to the first and second gas inlet channels 11, 12 is ensured.

The first blowing passage 15 is simultaneously communicated with the second blowing passage 16, the first blowing passage 15 is communicated with the second blowing passage 16 through an air inlet, and preferably, the inner diameter of the air inlet is smaller than that of the first blowing passage 15, so that when the air in the first blowing passage 15 reaches the second blowing passage 16 through the air inlet, the inner diameter of a moving path is reduced, and the flowing speed of the air is improved.

The air blowing channel is provided with a feed inlet 17 and a discharge outlet 18 which are opened at two opposite sides of the main body 1, the feed inlet 17 is communicated with the second air collecting cavity 14, and the discharge outlet 18 is communicated with the first air collecting cavity 13; welding wire 3 gets into in the main part 1 by feed inlet 17 to shift out by discharge gate 18, feed inlet 17 and discharge gate 18 set up relatively, can enough with the straight line structure phase-match of welding wire 3, and through making relative setting between feed inlet 17 and the discharge gate 18, also prolonged the distance between feed inlet 17 and the discharge gate 18, thereby make the time extension that welding wire 3 removed in main part 1, make the time that welding wire 3 air-blown longer, the effect after reinforcing welding wire 3 air-blown.

When the blowing channel is divided into a first blowing channel 15 and a second blowing channel 16, the feeding port 17 is communicated with the second blowing channel 16, and the discharging port 18 is communicated with the first blowing channel 15.

Preferably, the feed port 17 has a conical structure, and the inner diameter of the feed port 17 decreases progressively in the direction approaching the first gas collecting chamber 13; because feed inlet 17 department is the region that welding wire 3 stretched into at first, consequently, degressive along the direction of being close to first gas collecting cavity 13, feed inlet 17 is great relatively with the internal diameter of the part of external intercommunication promptly, not only make things convenient for stretching into of welding wire 3, the gas in the air-blowing passageway can realize the deceleration when reacing feed inlet 17 simultaneously, avoid hindering the insertion of welding wire 3, and the internal diameter of the part of feed inlet 17 and external intercommunication is great relatively, also be convenient for gas and spill to the external world fast, thereby realize the quick flow of the interior gas of main part 1.

For the welding wire 3, the welding wire 3 enters from the feeding hole 17, and after the welding wire 3 is subjected to air blowing treatment through the second air blowing channel 16 and the first air blowing channel 15 in sequence, the welding wire 3 without liquid on the surface moves towards the tail end of the main body 1, preferably, the welding wire 3 air blowing device further comprises a clamping component arranged at the discharging hole 18, and the welding wire 3 passes through the clamping component and moves out of the discharging hole 18; because the length of welding wire 3 is longer, go on in succession when carrying out the air-blowing and handle, consequently welding wire 3 need guarantee the stability of position when removing in main part 1, welding wire 3 takes place the perk at main part 1 head end or end, because the air-blowing passageway is carrying out the air-blowing to welding wire 3 and handling, carry on spacingly to welding wire 3 simultaneously, consequently set up the centre gripping subassembly at the end of main part 1, thereby make welding wire 3 when shifting out main part 1, still can keep the horizontal migration, stability when guaranteeing welding wire 3 and remove.

Preferably, the clamping assembly comprises two oppositely arranged clamping members 19, the welding wire 3 being located between the two clamping members 19; two holders 19 set up relatively, and the corresponding passageway that supplies welding wire 3 to remove that forms in space between, simple structure, and two holders 19 set up relatively for welding wire 3 atress is more balanced, avoids welding wire 3 to take place the drunkenness in vertical direction.

In the present application, an inlet for the welding wire 3 is formed between the two clamps 19, and each clamp 19 forms a rounded corner at the opening; the welding wire 3 passes between the two clamps 19 through an opening, by forming a fillet at the opening. Make welding wire 3 more level and smooth when stretching into through the opening part, avoid bumping between welding wire 3 and the holder 19, simultaneously, the fillet also plays the guide effect for the removal of welding wire 3 for welding wire 3 can get into smoothly between two holders 19.

In the present application, the two clamping members 19 form an outlet between them, through which the welding wire 3 is removed, the opening being of conical configuration; facilitating the wire 3 to pass between the two clamps 19 and move out of the body 1; preferably, the inner diameter of the outlet increases in a direction away from the clamp 19; the inner diameter of the outlet is gradually increased when the welding wire 3 moves along the outlet, so that the gap between the welding wire 3 and the inner wall of the outlet is also gradually increased, and the welding wire 3 is prevented from colliding with the clamping piece 19 at the outlet.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A welding wire gas-blowing apparatus, comprising:

the welding wire feeding device comprises a main body and a welding wire feeding device, wherein the main body is provided with an air inlet channel communicated with the outside and an air blowing channel for feeding welding wires, gas in the air inlet channel can flow to the air blowing channel, the air inlet channel comprises a first air inlet channel and a second air inlet channel, the first air inlet channel is communicated with the second air inlet channel, and the second air inlet channel is communicated with the first air inlet channel;

the welding wire blowing device comprises a gas inlet device, a gas outlet device and a gas outlet device, wherein the gas inlet device comprises a first gas inlet device communicated to the first gas inlet channel and a second gas inlet device communicated to the second gas inlet channel, gas in the first gas inlet channel can flow to the second gas inlet channel, the welding wire sequentially passes through the second gas inlet channel and the first gas inlet channel along the gas blowing channel, and the flow rate of the gas conveyed into the first gas inlet channel by the first gas inlet device is larger than that of the gas conveyed into the second gas inlet channel by the second gas inlet device;

and the driving device is used for driving the welding wire to move and driving the air inlet device.

2. The welding wire gas-blowing device according to claim 1, wherein a first gas-collecting chamber communicated with the first gas-inlet channel and a second gas-collecting chamber communicated with the second gas-inlet channel are formed in the main body, and the first gas-collecting chamber is communicated with the second gas-collecting chamber through the gas-blowing channel so that the welding wire can sequentially pass through the first gas-collecting chamber and the second gas-collecting chamber.

3. The welding wire gas-blowing device of claim 2, wherein the gas-blowing passage has a feed opening and a discharge opening that open to opposite sides of the body, the feed opening communicating with the second gas-collecting chamber, the discharge opening communicating with the first gas-collecting chamber.

4. The welding wire gas-blowing device of claim 3, wherein the feed opening is tapered, and an inner diameter of the feed opening decreases in a direction approaching the first gas collecting chamber.

5. The welding wire gas-blowing apparatus of claim 3, further comprising a clamping assembly disposed at the discharge port, the welding wire passing through the clamping assembly and moving out of the discharge port.

6. The welding wire blowing apparatus of claim 5, wherein the clamping assembly comprises two oppositely disposed clamping members, the welding wire being positioned between the two clamping members.

7. The welding wire blowing apparatus as defined in claim 6, wherein said two holders define therebetween an inlet for said welding wire, and wherein each of said holders defines a rounded corner at said opening.

8. The welding wire blowing apparatus as defined in claim 6, wherein an outlet for the welding wire to be removed is formed between the two holders, and the outlet has a tapered configuration.

9. The welding wire blowing apparatus of claim 8, wherein an inner diameter of the outlet increases in a direction away from the clamp.

10. The welding wire blowing apparatus of claim 1, wherein the gas flow direction in the blowing passage is opposite to the direction of movement of the welding wire.

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