CN210711740U - Wire laser cladding hot wire device - Google Patents
Wire laser cladding hot wire device Download PDFInfo
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- CN210711740U CN210711740U CN201921116178.7U CN201921116178U CN210711740U CN 210711740 U CN210711740 U CN 210711740U CN 201921116178 U CN201921116178 U CN 201921116178U CN 210711740 U CN210711740 U CN 210711740U
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Abstract
The utility model provides a silk material laser cladding hot wire device, include: the insulating plate is arranged between the flange and the water-cooling head, the first contact nozzle is arranged on the flange, the second contact nozzle is arranged on the water-cooling head, the insulating tube is arranged between the first contact nozzle and the second contact nozzle, the flange and the water-cooling head are insulated through the insulating plate, and the first contact nozzle and the second contact nozzle are insulated through the insulating tube. The utility model discloses an innovation sets up the heating structure of hot wire device, has improved hot wire heating effect, can reach 1000 ℃ at the highest, and can the continuous and stable heating, satisfies automatic continuous production's requirement, and the walking silk is smooth and easy not block the silk, and sound construction, long-time operation indeformable do not rock, have solved the development bottleneck problem of current silk material laser cladding technique.
Description
Technical Field
The utility model belongs to the technical field of the laser cladding technique and specifically relates to a silk material laser cladding hot wire device is related to.
Background
The corrosion of parts is the main reason of the damage of mechanical equipment, the quality of the corrosion resistance of the parts directly relates to the safe operation of the mechanical equipment, and the cladding of alloy powder on the surface of a workpiece by laser is a recently developed corrosion-resistant technology, but the laser cladding technology adopting the alloy powder also has the problems of low cladding efficiency, more defects, high cost, large dust and the like.
Wire material laser cladding can be fine solve above-mentioned problem, nevertheless receive the influence of base metal and welding wire to the laser absorption rate end, often can take place not fuse the phenomenon, to this kind of phenomenon, can improve laser power, but improve laser power can increase the dilution rate and cause the waste of energy again, so if can carry out the heater to the welding wire before getting into the molten bath, can be fine solve above-mentioned problem, need not improve laser power and just can reach high-quality fusion effect, but be used for carrying out the heater heating effect that preheats to the welding wire among the prior art and not good, and often take place the phenomenon of sticking or the problem of taking off the silk, lead to unable long-time continuous operation, the development of wire material laser cladding technique has been hindered.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned problem, provide a silk material laser cladding hot wire device of brand-new structure, set up the heating structure of hot wire device through the innovation, improved hot wire heating effect, the highest 1000 ℃, and can the continuous stable heating, satisfy automatic continuous production's requirement, walk the smooth and easy not card silk of silk, sound construction, long-time operation indeformable does not rock, has solved the development bottleneck problem of current silk material laser cladding technique.
In order to achieve the purpose, the practical novel technical scheme is as follows:
a wire laser cladding hot wire device, comprising: the water cooling type water cooling device comprises a flange 4, an insulating plate 17, a water cooling head 7, a first contact nozzle 10, a second contact nozzle 14 and an insulating tube 12, wherein the insulating plate 17 is arranged between the flange 4 and the water cooling head 7, the first contact nozzle 10 is arranged on the flange 4, the second contact nozzle 14 is arranged on the water cooling head 7, the insulating tube 12 is arranged between the first contact nozzle 10 and the second contact nozzle 14, the flange 4 and the water cooling head 7 are insulated through the insulating plate 17, and the first contact nozzle 10 and the second contact nozzle 14 are insulated through the insulating tube 12.
Further according to silk material laser cladding hot wire device, wherein still include: wire feeding pipe 2, connecting rod 3, insulating pad 15 and bolt 18, connecting rod 3 connect in flange 4, wire feeding pipe 2 set up in connecting rod 3, insulating pad 15 set up in between flange 4 and the bolt 18, bolt 18 pass in proper order behind insulating pad 15, flange 4 and the insulation board 17 threaded connection in water-cooling head 7.
Further according to silk material laser cladding hot wire device, wherein connecting rod 3, flange 4 and first contact tip 10 electric connection form first electric conductor, water-cooling head 7 and the 14 electric connection of second contact tip form the second electric conductor, first electric conductor and second electric conductor pass through insulation board 17 and insulating tube 12 are insulating each other, connecting rod 3 is connected in the first electrode of hot wire machine, be provided with electrode interface 8 on the water-cooling head 7, electrode interface 8 connects in the second electrode of hot wire machine.
Further basis silk material laser cladding hot wire device, wherein all be provided with in wire feeding pipe 2, first contact tip 10, insulating tube 12 and the second contact tip 14 and send a passageway, just wire feeding pipe 2 send a passageway first contact tip 10 send a passageway insulating tube 12 send a passageway with second contact tip 14 send a passageway to communicate in proper order to have common the central axis, welding wire 1 passes each in proper order and send a passageway to be heated in insulating tube 12 send a passageway.
Further according to the utility model, the wire material laser cladding hot wire device, wherein the connecting rod 3 is a hollow cylindrical tubular structure, the outer wall of the bottom of the connecting rod 3 is connected with the top of the flange 4 by screw thread, and the hollow inner cavity of the connecting rod 3 is communicated with the inside of the flange; the wire feeding pipe 2 penetrates through the hollow inner cavity of the connecting rod 3, the upper end of the wire feeding pipe 2 is exposed out of the top end of the connecting rod 3, and the lower end of the wire feeding pipe 2 abuts against the top end of the first conductive nozzle 10 in the flange.
Further according to the wire laser cladding hot wire device of the present invention, the top of the first contact tip 10 passes through the insulation board 17 and then is connected to the flange 4 by screw threads, a wire outlet cylindrical hole which is recessed to a certain depth and has an inner diameter in clearance fit with the outer diameter of the insulation tube 12 is formed at the bottom of the first contact tip 10, and the top of the insulation tube 12 extends into the wire outlet cylindrical hole; the top of the second contact tube 14 is in threaded connection with the water cooling head 7, a wire feeding cylindrical hole which is concave to a certain depth and has an inner diameter in clearance fit with the outer diameter of the insulating tube 12 is formed in the top of the second contact tube 14, the bottom of the insulating tube 12 extends into the wire feeding cylindrical hole, and the central axes of the wire outlet cylindrical hole and the wire feeding cylindrical hole are collinear with the central axis of a wire feeding channel formed in the insulating tube 12.
Further according to the utility model, the wire laser cladding hot wire device also comprises a spring 11; the spring 11 is arranged in the wire outlet cylindrical hole of the first contact tip 10, the upper end of the spring 11 abuts against the bottom surface of the wire outlet cylindrical hole, and the lower end of the spring 11 abuts against the top end of the insulating tube; or the spring 11 is arranged in the wire feeding cylindrical hole of the second contact tube 10, and the upper end of the spring 11 abuts against the bottom end of the insulating tube and the lower end of the spring 11 abuts against the bottom surface of the wire feeding cylindrical hole.
Further according to the utility model, the wire laser cladding hot wire device also comprises a spring 11; the spring 11 is disposed between the first contact tip 10 and the insulating tube 12, or the spring 11 is disposed between the second contact tip 10 and the insulating tube 12.
Further basis silk material laser cladding hot wire device, wherein still be equipped with protection gas interface 16 on the flange 4, just protection gas interface 16 communicates in the inside cavity that is located between 3 bottoms of connecting rod and the 10 tops of first conductive nozzle of flange, still be equipped with gas vent 13 on the water-cooling head 7.
Further according to silk material laser cladding hot wire device, wherein still be equipped with cooling water inlet 5 and cooling water outlet 6 on the water-cooling head 7, communicate respectively in the inside cooling water circulation passageway of water-cooling head.
The utility model discloses a main innovation technique and technological effect include at least:
1) the utility model innovatively connects the connecting rod with the flange through the thread, and forms the insulating connection relation between the flange, the insulating plate, the water cooling head and the insulating pad through the bolt, the insulating plate is arranged between the flange and the water cooling head, the bolt is connected with the water cooling head through the thread and is insulated from the flange, and further the flange is insulated from the water cooling head;
2) the utility model is characterized in that the connecting rod is connected with the flange through screw threads, the first contact tip is connected with the flange through screw threads, and a common electric conductor is formed after connection; the second contact nozzle is innovatively connected with the water-cooling head through threads, the electrode interface is connected with the water-cooling head through threads, and a common electric conductor is formed after connection; the two common electric conductors are respectively connected with the electrodes of the external hot wire machine, so that a power supply connection mode of the contact nozzle is innovated;
3) the utility model discloses the setting has certain degree of depth at first contact tip outlet end, coaxial and the diameter of sending a passageway is clearance fit's play silk cylinder hole with the insulating tube, and the setting has certain degree of depth at second contact tip inlet end, coaxial and the diameter of sending a passageway is clearance fit's the entering silk cylinder hole with the insulating tube to guarantee that the play silk cylinder hole of first contact tip and the entering silk cylinder hole of second contact tip keep coaxial after installing, and coaxial with the send silk passageway of middle insulating tube jointly, realized the straight line transport heating of welding wire;
4) the utility model discloses the innovation installs clearance fit's insulating tube between the play silk cylinder hole of first contact tube and the advance silk cylinder hole of second contact tube, and has the spring between first contact tube and the insulating tube, and then between second contact tube and the insulating tube in close contact with and keep good insulation between first contact tube and the second contact tube;
5) the utility model discloses an innovative switch-on with first contact tip is realized to an electrode through the external hot wire machine of connecting rod, switch-on with second contact tip is realized to another electrode through electrode interface connection hot wire machine, the welding wire comes from external wire feeder and passes wire feeding pipe, first contact tip, spring, insulating tube and second contact tip in proper order, first contact tip and second contact tip are switched on by the welding wire, send out the welding wire that high temperature waited to melt and cover through second contact tip after heating it with the help of welding wire resistance, this kind of hot wire structure belongs to a brand-new hot wire structure;
6) the utility model innovatively arranges the high-temperature-resistant insulating tube between the first and the second contact nozzles, and the inner diameter of the wire feeding channel of the insulating tube is larger than that of the welding wire and forms clearance fit with the welding wire, thereby playing the role of a wire guide tube while insulating;
7) the utility model discloses the innovation is equipped with the protection gas interface on the flange, is equipped with the gas vent on the water-cooling head, and the external protection air supply of protection gas interface protects the welding wire that is heating and the hot welding silk that is sending out, discharges the welding wire that is heating and the flue gas that the hot welding silk that is sending out released through second contact nozzle and gas vent;
8) the water cooling head is innovatively provided with a cooling water inlet and a cooling water outlet which are respectively externally connected with a water cooler inlet and a water cooler outlet, so that the device is cooled, and the service life is prolonged;
9) to sum up the utility model provides a silk material laser cladding hot wire device, it is effectual to heat, and the highest hot wire effect that can reach 1000 ℃, and can the continuous and stable heating, satisfies automatic continuous production's requirement, and it is smooth and easy not card silk to walk the silk, and sound construction, long-time operation indeformable do not rock, has solved the development bottleneck problem of current silk material laser cladding technique, has improved laser cladding's flexibility, quality and efficiency greatly, has wide popularization and application prospect, simultaneously simple structure, convenient operation and fixed reliable of device belong to new generation silk material laser cladding equipment.
Drawings
FIG. 1 is the overall structure schematic diagram of the wire laser cladding hot wire device of the utility model.
FIG. 2 is a schematic cross-sectional view of the laser cladding hot-wire apparatus for wire material shown in FIG. 1 along line A-A.
FIG. 3 is a schematic cross-sectional view of the laser cladding hot-wire apparatus for wire material shown in FIG. 2 along line B-B.
The meanings of the reference symbols in the figures are as follows:
1. welding wires; 2. a wire feeding pipe; 3. a connecting rod; 4. a flange; 5. a cooling water inlet; 6. a cooling water outlet; 7. a water cooling head; 8. an electrode interface; 9. a screw; 10. a first contact tip; 11. a spring; 12. an insulating tube; 13. an exhaust port; 14. a second contact tip; 15. an insulating pad; 16. a shielding gas inlet; 17. an insulating plate; 18. a bolt; 19. welding wires before heating; 20. the welding wire is being heated; 21. a hot wire is being fed out; 22. and (4) high-temperature welding wires to be cladded.
Detailed Description
The present invention will be further described with reference to the accompanying drawings so as to enable those skilled in the art to more clearly understand the present invention, but the scope of the present invention is not limited thereby.
The utility model provides a silk material laser cladding hot wire device, as shown in figure 1 to figure 3, the device is including sending silk pipe 2, connecting rod 3, flange 4, insulation board 17, insulating pad 15, water-cooling head 7, first conductive nozzle 10, the conductive nozzle 14 of second, insulating tube 12, spring 11, bolt 18 and screw 9. The connecting rod 3 is connected with the flange 4 through threads, the connecting rod 3 is of a hollow cylindrical tubular structure, the outer wall of the bottom of the connecting rod 3 is connected with the top of the flange 4 through threads, and the connecting rod 3 and the flange form a conductor after connection; the hollow inner cavity of the connecting rod 3 is communicated with the inside of the flange. The flange 4, the insulating plate 17, the water-cooling head 7 and the insulating pad 15 are connected through the bolt 18, specifically the insulating plate 17 is arranged between the flange 4 and the water-cooling head 7, the insulating pad 15 is arranged between the bolt 18 and the flange 4, the bolt 18 sequentially penetrates through the insulating pad 15, the flange 4 and the insulating plate 17, then the thread is connected with the water-cooling head 7, and the connection effect of mutual insulation between the bolt 18 and the flange 4 and mutual insulation between the flange 4 and the water-cooling head 7 is realized through the thread connection and the cooperation of the insulating plate and the insulating pad. The first contact nozzle 10 is mounted on the flange and is positioned between the flange 4 and the water-cooling head 7, the second contact nozzle 14 is mounted on the water-cooling head 7, and the insulating tube 12 is arranged between the first contact nozzle 10 and the second contact nozzle 14; the wire feeding pipe 2 is arranged in a hollow inner cavity of the connecting rod 3, the upper end of the wire feeding pipe 2 is exposed out of the top of the connecting rod 3, the lower end of the wire feeding pipe is abutted against the top end of the first conductive nozzle 10, the top of the first conductive nozzle 10 is in threaded connection with the flange 4, the wire feeding pipe and the first conductive nozzle belong to electric conductors after connection, the top of the second conductive nozzle 14 is in threaded connection with the water cooling head 7, and the wire feeding pipe and the second conductive nozzle belong to electric conductors after connection; the bottom of the first contact tube passes through the insulating plate 17 and then is positioned in the inner cavity of the water-cooling head 7, and the bottom of the second contact tube 14 leaks out of the bottom of the water-cooling head 7. First contact tip 10 and second contact tip 14 are inside all to form hollow and send a passageway, insulating tube 12 and send the inside of silk pipe 2 also to be formed with and send a passageway, just send a passageway of silk pipe 2 send a passageway of silk of first contact tip 10 send a passageway of silk of insulating tube 12 with the passageway of sending silk of second contact tip 14 communicates in proper order, and shares same the central axis, and welding wire 1 stretches out after sending a passageway, the passageway of sending silk of first contact tip, the passageway of sending silk of insulating tube and the passageway of sending silk of second contact tip from sending the top of silk pipe 2 in proper order. The bottom wire outlet end of the first conductive nozzle is provided with a wire outlet cylindrical hole which has a certain depth, is coaxial with the wire feeding channel and has an inner diameter in clearance fit with the insulating tube 12, the top wire inlet end of the second conductive nozzle is provided with a wire inlet cylindrical hole which has a certain depth, is coaxial with the wire feeding channel and has an inner diameter in clearance fit with the insulating tube 12, and the wire outlet cylindrical hole and the wire inlet cylindrical hole are coaxial after installation. An insulating tube 12 in clearance fit is arranged between a wire outlet cylindrical hole of the first contact tip 10 and a wire inlet cylindrical hole of the second contact tip (14), a spring 11 is arranged between the first contact tip 10 and the insulating tube 12, the second contact tip 14 is in close contact with the insulating tube 12, and the first contact tip 10 and the second contact tip 14 are insulated. Specifically, the spring 11 is arranged in a wire outlet cylindrical hole of the first contact nozzle 10, the top of the insulating tube 12 is inserted into the wire outlet cylindrical hole in a clearance fit manner, and the spring 11 is arranged in the wire outlet cylindrical hole between the top end of the insulating tube and the bottom surface of the wire outlet cylindrical hole. The bottom of the insulating tube 12 is inserted into the wire feeding cylindrical hole of the second contact tube in a clearance fit manner, the first contact tube and the second contact tube are mutually insulated through the insulating tube 12, and the mutual insulation between the first contact tube 10 and the second contact tube 14 can be further ensured through the elastic extrusion action of the spring arranged between the first contact tube 10 and the insulating tube 12. After the installation, the wire feeding channel of the wire feeding pipe 2, the wire feeding channel of the first contact tube 10, the wire feeding channel of the insulating pipe 12 and the wire feeding channel of the second contact tube 14 form coaxial wire feeding channels which are sequentially communicated. The insulating tube 12 is high temperature resistant, the inner diameter of the preferable internal wire feeding channel is larger than or equal to the outer diameter of the welding wire 1, the insulating tube and the welding wire 1 form clearance fit, and the insulating tube plays a role of a wire guiding tube at the same time.
The connecting rod 3 is externally connected with one electrode of the hot wire machine, so that the first contact tip 10 is communicated with one electrode of the hot wire machine through the flange 4 and the connecting rod; the water cooling head 7 is connected with an electrode interface 8 through a screw 9, the electrode interface 8 is connected with the other electrode of the hot wire machine, and therefore the second contact tip 14 is communicated with the other electrode of the hot wire machine through the water cooling head 7 and the electrode interface 8. The flange 4 is provided with a shielding gas port 16, and the shielding gas port 16 is communicated with a cavity inside the flange, which is positioned between the lower end of the connecting rod 3 and the top end of the first contact nozzle 10, and is communicated with a wire feeding channel through a wire feeding pipe. The water-cooling head 7 is provided with an exhaust port 13, the shielding gas interface 16 is externally connected with a shielding gas source, shielding gas from the shielding gas source enters the wire feeding channel through the shielding gas interface 16 to carry out gas protection on the welding wire 20 being heated and the hot welding wire 21 being sent, and meanwhile, smoke released by the welding wire 20 being heated and the hot welding wire 21 being sent is discharged through the second contact nozzle 14 and the exhaust port 13. Further still be equipped with cooling water inlet 5 and cooling water outlet 6 on the water-cooling head 7, external cold water machine exit is imported and exported respectively, the inside cooling water circulation passageway that is equipped with of water-cooling head for cool down the device, increase of service life.
Wire material laser cladding hot wire device is at the during operation, welding wire 1 that comes from outside wire feeder passes wire feeding pipe 2 in proper order, first contact tip 10, spring 11, insulating tube 12 and second contact tip 14, be switched on by the welding wire between first contact tip 10 and the second contact tip 14 of two electrodes of hot wire machine respectively electric connection, thereby the welding wire that is in between first contact tip and the second contact tip is heated and is become heating welding wire 20, send out through second contact tip 14 after heating welding wire 20 and become and sending out hot welding wire 21, sending out the hot welding wire and sending out through second contact tip wire outlet and become high temperature and wait to clad welding wire 22, direct application is in the laser cladding welding. The shielding gas from the shielding gas system enters through the shielding gas inlet 16 to protect the welding wire 20 being heated, the fume released by heating the welding wire is discharged through the exhaust hole 13 and the second contact nozzle 14, the stability of the hot wire is improved, and meanwhile, the water cooling system is connected with the water cooling head through the cooling water inlet 5 and the cooling water outlet 6, so that the temperature of the device is reduced, and the service life is prolonged.
The following provides an example of the application of the present invention
The first embodiment is as follows:
this embodiment uses wire material laser cladding hot wire device carry out the welding wire hot wire, specifically carry out the hot wire to a cylinder type welding wire, the welding wire that comes from a wire feeder passes in proper order and send a spool 2, first contact tip 10, spring 11, insulating tube 12, second contact tip 14, is sent out at last.
In this example, the first contact tip 10 and the second contact tip 14 are respectively connected with two electrodes of a hot wire machine, the hot wire machine is connected to form a current loop through the welding wire 1 between the two electrodes, and the welding wire itself has a certain resistance, and the interaction between the current and the resistance enables the welding wire 1 to generate heat energy to achieve a hot wire effect.
In the embodiment, the insulating tube 12 is high temperature resistant, has an inner diameter larger than that of the welding wire 1, forms clearance fit with the welding wire 1, and can play a role of a wire guide tube while insulating.
In this example, the flange 4 is provided with a shielding gas interface 16, the water cooling head 7 is provided with an exhaust port 13, the shielding gas interface 16 is externally connected with a shielding gas source to protect the heating welding wire 20 and the hot welding wire 21, and smoke released by the heating welding wire 20 and the hot welding wire 21 is exhausted through the second contact tip 14 and the exhaust port 13.
The water cooling head 7 in the embodiment is provided with a cooling water inlet 5 and a cooling water outlet 6 which are respectively externally connected with a water cooler inlet and outlet to cool the device, and the service life is prolonged.
The utility model has the advantages that: to sum up the utility model provides a silk material laser cladding hot wire device, it is effectual to heat, and the highest hot wire effect that can reach 1000 ℃, and can the continuous stabilization heating, satisfies automatic continuous production's requirement, and it is smooth and easy not card silk to walk the silk, and sound construction, long-time operation indeformable do not rock, have solved the development bottleneck problem of current silk material laser cladding technique, have improved laser cladding's flexibility, quality and efficiency greatly, have wide popularization and application prospect.
The above description is only for the preferred embodiment of the present invention, and the technical solution of the present invention is not limited thereto, and any known modifications made by those skilled in the art on the basis of the main technical idea of the present invention belong to the technical scope to be protected by the present invention, and the specific protection scope of the present invention is subject to the description of the claims.
Claims (10)
1. A wire laser cladding hot wire device is characterized by comprising: the water cooling type water cooling device comprises a flange (4), an insulating plate (17), a water cooling head (7), a first contact nozzle (10), a second contact nozzle (14) and an insulating tube (12), wherein the insulating plate (17) is arranged between the flange (4) and the water cooling head (7), the first contact nozzle (10) is installed on the flange (4), the second contact nozzle (14) is installed on the water cooling head (7), the insulating tube (12) is arranged between the first contact nozzle (10) and the second contact nozzle (14), the flange (4) and the water cooling head (7) are insulated through the insulating plate (17), and the first contact nozzle (10) and the second contact nozzle (14) are insulated through the insulating tube (12).
2. The wire laser cladding hot wire apparatus of claim 1, further comprising: send silk pipe (2), connecting rod (3), insulating pad (15) and bolt (18), connecting rod (3) connect in flange (4), send silk pipe (2) set up in connecting rod (3), insulating pad (15) set up in between flange (4) and bolt (18), bolt (18) pass in proper order insulating pad (15), flange (4) and insulation board (17) back threaded connection in water-cooling head (7).
3. The wire laser cladding hot wire device according to claim 2, wherein the connecting rod (3), the flange (4) and the first contact tip (10) are electrically connected to form a first electric conductor, the water cooling head (7) and the second contact tip (14) are electrically connected to form a second electric conductor, the first electric conductor and the second electric conductor are insulated from each other by the insulating plate (17) and the insulating tube (12), the connecting rod (3) is connected to a first electrode of a hot wire machine, the water cooling head (7) is provided with an electrode interface (8), and the electrode interface (8) is connected to a second electrode of the hot wire machine.
4. The wire laser cladding hot wire device according to claim 2, wherein wire feeding channels are arranged in the wire feeding pipe (2), the first contact nozzle (10), the insulating pipe (12) and the second contact nozzle (14), the wire feeding channel of the wire feeding pipe (2), the wire feeding channel of the first contact nozzle (10), the wire feeding channel of the insulating pipe (12) and the wire feeding channel of the second contact nozzle (14) are sequentially communicated and have a common central axis, and a welding wire (1) sequentially passes through the wire feeding channels and is heated in the wire feeding channel of the insulating pipe (12).
5. The wire laser cladding hot wire device according to any one of claims 2 to 4, wherein the connecting rod (3) is of a hollow cylindrical tubular structure, the outer wall of the bottom of the connecting rod (3) is in threaded connection with the top of the flange (4), and the hollow inner cavity of the connecting rod (3) is communicated with the inside of the flange; the wire feeding pipe (2) penetrates through the hollow inner cavity of the connecting rod (3), the upper end of the wire feeding pipe (2) is exposed out of the top end of the connecting rod (3), and the lower end of the wire feeding pipe (2) abuts against the top end of the first conductive nozzle (10) in the flange.
6. The wire laser cladding hot wire device according to claim 5, wherein the top of the first contact tip (10) penetrates through the insulating plate (17) and then is in threaded connection with the flange (4), a wire outlet cylindrical hole which is recessed to a certain depth and has an inner diameter in clearance fit with the outer diameter of the insulating tube (12) is formed in the bottom of the first contact tip (10), and the top of the insulating tube (12) extends into the wire outlet cylindrical hole; the top of the second conductive nozzle (14) is in threaded connection with the water cooling head (7), a wire feeding cylindrical hole which is concave to a certain depth and has an inner diameter in clearance fit with the outer diameter of the insulating tube (12) is formed in the top of the second conductive nozzle (14), the bottom of the insulating tube (12) extends into the wire feeding cylindrical hole, and the central axes of the wire discharging cylindrical hole and the wire feeding cylindrical hole are collinear with the central axis of a wire feeding channel formed in the insulating tube (12).
7. The wire laser cladding hot wire device according to claim 6, further comprising a spring (11); the spring (11) is arranged in a wire outlet cylindrical hole of the first contact nozzle (10), the upper end of the spring (11) abuts against the bottom surface of the wire outlet cylindrical hole, and the lower end of the spring (11) abuts against the top end of the insulating tube; or the spring (11) is arranged in the wire feeding cylindrical hole of the second contact tube (14), the upper end of the spring (11) is abutted against the bottom end of the insulating tube, and the lower end of the spring (11) is abutted against the bottom surface of the wire feeding cylindrical hole.
8. The wire laser cladding hot wire apparatus according to any one of claims 1 to 4, further comprising a spring (11); the spring (11) is arranged between the first contact nozzle (10) and the insulating tube (12), or the spring (11) is arranged between the second contact nozzle (14) and the insulating tube (12).
9. The wire laser cladding hot wire device according to any one of claims 2 to 4, wherein a shielding gas port (16) is further formed in the flange (4), the shielding gas port (16) is communicated with a cavity in the flange, the cavity is located between the bottom end of the connecting rod (3) and the top end of the first conductive nozzle (10), and an exhaust port (13) is further formed in the water cooling head (7).
10. The wire laser cladding hot wire device according to any one of claims 1 to 4 or 6 to 7, wherein the water cooling head (7) is further provided with a cooling water inlet (5) and a cooling water outlet (6) which are respectively communicated with a cooling water circulating channel inside the water cooling head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921116178.7U CN210711740U (en) | 2019-07-17 | 2019-07-17 | Wire laser cladding hot wire device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921116178.7U CN210711740U (en) | 2019-07-17 | 2019-07-17 | Wire laser cladding hot wire device |
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| Publication Number | Publication Date |
|---|---|
| CN210711740U true CN210711740U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921116178.7U Active CN210711740U (en) | 2019-07-17 | 2019-07-17 | Wire laser cladding hot wire device |
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| CN (1) | CN210711740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241417A (en) * | 2019-07-17 | 2019-09-17 | 陕西天元智能再制造股份有限公司 | A kind of silk material laser melting coating hot-wire device |
-
2019
- 2019-07-17 CN CN201921116178.7U patent/CN210711740U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241417A (en) * | 2019-07-17 | 2019-09-17 | 陕西天元智能再制造股份有限公司 | A kind of silk material laser melting coating hot-wire device |
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