CN201295811Y - Water-cool excitation coil device for reproducing mould with electromagnetic composite gas shielding resurfacing welding - Google Patents
Water-cool excitation coil device for reproducing mould with electromagnetic composite gas shielding resurfacing welding Download PDFInfo
- Publication number
- CN201295811Y CN201295811Y CNU2008201008458U CN200820100845U CN201295811Y CN 201295811 Y CN201295811 Y CN 201295811Y CN U2008201008458 U CNU2008201008458 U CN U2008201008458U CN 200820100845 U CN200820100845 U CN 200820100845U CN 201295811 Y CN201295811 Y CN 201295811Y
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Abstract
The utility model relates to a water-cool excitation coil device for reproducing moulds with electromagnetic composite gas shielding resurfacing welding, which comprises a magnetic conduction iron core, an upper retainer ring, a lower retainer ring, a winding and a heat insulation protection layer. A water-passing copper pipe with high coefficient of heat conductivity is wound on the magnetic conduction iron core and the lower retainer ring; an insulation layer is laid between the winding and the water-passing copper pipe, and meanwhile different layers of the winding are respectively isolated by laying insulation layers; holes for the water-passing copper pipe to extend out are arranged in the protection layer and the upper retainer ring; and one end of the water-passing copper pipe is a water inlet while the other end is a water outlet. Adopting the copper pipe which has high coefficient of heat conductivity and is wound on the lower retainer ring and the magnetic conduction iron core, the water-cool excitation coil device utilizes the flow of inlet cool water to bring heat transmitted to the excitation coil away, realizing the purpose of cooling and preventing the coil from burning due to overheat; so the excitation coil can be in good work order under the condition of heavy current and continuous welding. The water-cool excitation coil device has simple manufacture, reliable control, favorable stability and low cost.
Description
Technical field
The utility model relates to welding and the field is made in the mould built-up welding again, and particularly a kind of electromagnetism composite gas protection built-up welding is the water-cooled magnet exciting coil device of mfg. moulding die again.
Background technology
At present, electromagnetism composite gas protection solder technology is efficient, energy-conservation, simple to operation because of it, be convenient to realize characteristics such as mechanization and automation, is widely used in actual production, and become the alternative techniques of manual electric arc welding.Along with process of industrialization is accelerated, improve welding production efficiency and become the necessary means that enterprise reduced production costs, improved product competitiveness.
China Patent No.: ZL02116241.7 discloses a kind of " magnetic control high deposition rate mixed gas protected consumable-electrode weld connects method ", and it is to control welding arc and droplet transfer process by adding the longitudinal magnetic field that air core coil produces specific rule; but its coil does not have cooling device, realizes that continuously big electric current welding procedure is the comparison difficulty.This is because under certain conditions, when repairing as the mould built-up welding, needs big heat input input, and welding current is bigger, requires welding process to work continuously simultaneously, to raise the efficiency.But, magnet exciting coil is installed on the welding gun, can pass to magnet exciting coil owing to produce a large amount of heats in the welding process, the magnet exciting coil temperature is raise, add continuous welding or built-up welding, the long time integration heat will cause magnet exciting coil to burn out, make the magnet exciting coil can't operate as normal, thereby can't realize continuously big electric current welding procedure.
Therefore; in mould built-up welding reparation with when making again; be necessary to design a kind of water-cooled magnet exciting coil device, solve the overheated problem of magnet exciting coil in the magnetic control welding process, make protection welding of electromagnetism composite gas or built-up welding at big electric current with stably work under the condition for a long time.
The utility model content
The purpose of this utility model is overheated at magnet exciting coil generation in the magnetic control welding process; the mould built-up welding causes magnet exciting coil to burn out when repairing; make the problem that magnet exciting coil can't operate as normal, and a kind of electromagnetism composite gas protection built-up welding water-cooled magnet exciting coil device of mfg. moulding die again is provided.
For achieving the above object, the technical solution adopted in the utility model is as follows: electromagnetism composite gas protection built-up welding is the water-cooled magnet exciting coil device of mfg. moulding die again, include conducting magnet core, last back-up ring, following back-up ring, coiling group and protective layer, be wound with the water flowing copper pipe of high thermal conductivity coefficient on described conducting magnet core and the following back-up ring; Be equipped with the through hole that can supply the water flowing copper pipe to stretch out on described protective layer and the last back-up ring; Two ends one end of described water flowing copper pipe is a water inlet, and an end is a delivery port.
The utility model is owing to adopt the copper pipe solid matter annular of high thermal conductivity coefficient to be wrapped in down on back-up ring and the conducting magnet core, utilize the mobile heat that in time will pass to magnet exciting coil of the cold water that feeds copper pipe to take away, reached cooling purpose, therefore effectively prevented coil because of overheated burning of causing, made magnet exciting coil under big electric current and continuous welding condition, can be in good working order.
Owing to adopted technique scheme, the utility model also has following beneficial effect:
1) the utility model is easy to moulding, and make simply, control reliably, good stability, cost is lower.
2) the utility model can be applied to big electric current continuous welding situation.
3) the utility model the mould manufacturing with make the circulation manufacturing and the utilization of plant equipment, critical component reparation, material preparation, resource circulation utilization, and green circulation is made with fields such as equipment and had wide application value and development prospect again.
Description of drawings
Fig. 1 is the utility model electromagnetism composite gas protection built-up welding water-cooled magnet exciting coil apparatus structure schematic diagram of mfg. moulding die again;
Fig. 2 is the utility model electromagnetism composite gas protection built-up welding water-cooled magnet exciting coil device front view of mfg. moulding die again.
Among the figure, 1. welding gun; 2. screwed hole; 3. delivery port; 4. coiling group; 5. water inlet; 6. workpiece; 7. descend back-up ring; 8. protective layer; 9. insulating barrier; 10. go up back-up ring; 11. incoming line; 12. line outlet; 13. conducting magnet core; 14. hold out against screw; 15. water flowing copper pipe.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described further:
As shown in Figure 1 and Figure 2, a kind of electromagnetism composite gas protection built-up welding is the water-cooled magnet exciting coil device of mfg. moulding die again, comprise conducting magnet core 13, last back-up ring 10, following back-up ring 7, coiling group 4 and the outer heat-barrier coating 8 of coiling group, be wound with the water flowing copper pipe 15 of high thermal conductivity coefficient on described conducting magnet core 13 and the following back-up ring 7; Lay insulating barrier 9 between described coiling group 4 and the water flowing copper pipe 15, also be laid with insulating barrier between the different layers of coiling group simultaneously 4 and separate; Be equipped with the through hole that can supply water flowing copper pipe 15 to stretch out on described protective layer 8 and the last back-up ring 10; Two ends one end of described water flowing copper pipe 15 is a water inlet 5, and the other end is a delivery port 3.Bore a through hole that can supply copper pipe to stretch out on the circumference of last back-up ring 10; The water flowing copper pipe is provided with insulating barrier 9 outward; Be around with protective layer 8 in the coiling group; Last back-up ring 10 is provided with incoming line 11 and line outlet 12.The copper pipe solid matter annular of the utility model employing high thermal conductivity coefficient is wrapped in down the version on back-up ring and the conducting magnet core, utilize the mobile heat that in time will pass to magnet exciting coil of the cold water that feeds to take away, reached cooling purpose, therefore effectively prevented coil because of overheated burning of causing, made magnet exciting coil under big electric current and continuous welding or built-up welding condition, can be in good working order.
The water inlet 5 of water flowing copper pipe 15 described in the utility model stretches out protective layer from following back-up ring; The delivery port 3 of described water flowing copper pipe stretches out from last back-up ring, so that allow the bottom-up rotation of cooling water flow out, make the highest part of coil temperature at first feed cooling water, take away heat to greatest extent, reach the purpose of abundant cooling magnet exciting coil, make magnet exciting coil can be applied to the situation of big electric current and continuous welding or built-up welding.
Electromagnetism composite gas protection built-up welding described in the utility model is the water-cooled magnet exciting coil of mfg. moulding die again; can also be with conducting magnet core 13, go up back-up ring 10, back-up ring 7 and 15 solderings of water flowing copper pipe be integral down, make water flowing copper pipe 15 with magnet exciting coil 4, descend the back-up ring 7 smooth uniform heat conduction that contact.
Conducting magnet core 13 is fixedlyed connected with welding gun 1, a preferred version is that described conducting magnet core 13 pipe ends radially are provided with three equally distributed screwed holes (can penetrate for holding out against screw), holding out against screw 14 tightly locks by screwed hole on the conducting magnet core 13 2 and welding gun 1, thereby magnet exciting coil is fixed on the welding gun 1, coaxial with welding gun 1, and can regulate distance between magnet exciting coil and the workpiece.This water-cooled magnet exciting coil device is easy to moulding, makes simply, controls reliably, and cost is lower.Utilize conducting magnet core 13 that externally-applied magnetic field intensity is improved simultaneously, and make Distribution of Magnetic Field concentrate on welding region, can effectively control welding arc, improve weldquality.
Claims (4)
1. the electromagnetism composite gas is protected the built-up welding water-cooled magnet exciting coil device of mfg. moulding die again, comprise conducting magnet core (13), last back-up ring (10), following back-up ring (7), coiling group (4) and heat-barrier coating (8), it is characterized in that: the water flowing copper pipe (15) that is wound with high thermal conductivity coefficient on described conducting magnet core (13) and the following back-up ring (7); Lay insulating barrier (9) between described coiling group (4) and the water flowing copper pipe (15), also be laid with insulating barrier between the different layers of coiling group simultaneously (4) and separate; Be equipped with the through hole that can supply water flowing copper pipe (15) to stretch out on described protective layer (8) and the last back-up ring (10); Two ends one end of described water flowing copper pipe (15) is water inlet (5), and the other end is delivery port (3).
, the electromagnetism composite gas according to claim 1 protection built-up welding water-cooled magnet exciting coil device of mfg. moulding die again, it is characterized in that: the water inlet (5) of described water flowing copper pipe (15) stretches out protective layer (8) from back-up ring (7) down; The delivery port (3) of described water flowing copper pipe (15) stretches out from last back-up ring (10).
3, electromagnetism composite gas according to claim 1 is protected the built-up welding water-cooled magnet exciting coil device of mfg. moulding die again, it is characterized in that: described conducting magnet core (13), last back-up ring (10), following back-up ring (7) and water flowing copper pipe (15) soldering are integral.
4, protect the built-up welding water-cooled magnet exciting coil device of mfg. moulding die again according to the described arbitrary electromagnetism composite gas of claim 1-3; it is characterized in that: radially be provided with three equally distributed screwed holes (2) at described conducting magnet core (13) pipe end, described conducting magnet core (13) and welding gun (1) be fixed together by holding out against screw (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201008458U CN201295811Y (en) | 2008-12-04 | 2008-12-04 | Water-cool excitation coil device for reproducing mould with electromagnetic composite gas shielding resurfacing welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201008458U CN201295811Y (en) | 2008-12-04 | 2008-12-04 | Water-cool excitation coil device for reproducing mould with electromagnetic composite gas shielding resurfacing welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201295811Y true CN201295811Y (en) | 2009-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201008458U Expired - Fee Related CN201295811Y (en) | 2008-12-04 | 2008-12-04 | Water-cool excitation coil device for reproducing mould with electromagnetic composite gas shielding resurfacing welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201295811Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011070434A1 (en) * | 2009-12-09 | 2011-06-16 | Lincoln Global, Inc. | Integrated shielding gas and magnetic field device and welding system for deep groove welding |
| CN102947040A (en) * | 2010-04-21 | 2013-02-27 | 差异技术与系统有限公司 | Apparatus and methods for reducing the ambient magnetic field strength to facilitate arc welding |
| CN109128435A (en) * | 2018-08-20 | 2019-01-04 | 南京理工大学 | Magnetic field control type electric arc robot increasing material manufacturing method |
-
2008
- 2008-12-04 CN CNU2008201008458U patent/CN201295811Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011070434A1 (en) * | 2009-12-09 | 2011-06-16 | Lincoln Global, Inc. | Integrated shielding gas and magnetic field device and welding system for deep groove welding |
| CN102725091A (en) * | 2009-12-09 | 2012-10-10 | 林肯环球股份有限公司 | Integrated shielding gas and magnetic field device and welding system for deep groove welding |
| CN102725091B (en) * | 2009-12-09 | 2015-09-16 | 林肯环球股份有限公司 | For integrated protective gas and magnetic field device and the welding system of deep groove welding |
| CN102947040A (en) * | 2010-04-21 | 2013-02-27 | 差异技术与系统有限公司 | Apparatus and methods for reducing the ambient magnetic field strength to facilitate arc welding |
| CN109128435A (en) * | 2018-08-20 | 2019-01-04 | 南京理工大学 | Magnetic field control type electric arc robot increasing material manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20101204 |