CN205393810U - Resistance - friction hybrid welding connects device - Google Patents
Resistance - friction hybrid welding connects device Download PDFInfo
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- CN205393810U CN205393810U CN201620157835.2U CN201620157835U CN205393810U CN 205393810 U CN205393810 U CN 205393810U CN 201620157835 U CN201620157835 U CN 201620157835U CN 205393810 U CN205393810 U CN 205393810U
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Abstract
The utility model relates to a resistance friction hybrid welding connects the device, including the friction welding (FW) system, still include the resistance system of welding, the resistance system of welding includes the power, the conducting wire has been drawn respectively at power the two poles of the earth, connects to be equipped with in positive's conducting wire end to be used for treating the carbon brush that welder's piece is connected with one of them, connects to be equipped with in the conducting wire of power negative pole end to be used for treating the electric conductor that welder's piece is connected with another. This welding set increases resistance and welds on the basis of friction welding (FW) to can obtain higher welding energy, can effectively improve welding efficiency, shorten weld time, simultaneously, owing to improved the welding energy, but consequently reduce friction welds the equipment volume, reduces equipment cost.
Description
Technical field
The utility model belongs to welding technology field, is specifically related to a kind of resistance-friction composite welding apparatus.
Background technology
Flywheel friction welding is the one of friction welding (FW), invented in early 1960s by Caterpillar, GE started to research and develop inertia friction welding technology in middle 1960s, and make it be applied to the welding of revolving part, the later stage sixties 20th century, inertia friction welder starts to be mass-produced, and the important tumbler of aero-engine of GE virtually all uses flywheel friction welding to weld.Flywheel friction welding is just used widely in Ge great aero-engine company after occurring, it has, and process control parameter input few, hot is little, welding deformation is little, weld seam is narrow, efficient, high-quality, the advantage such as energy-conservation, pollution-free.Energy needed for flywheel friction welding is from the rotation function of storage on welding robot；During welding, one workpiece is installed on flywheel, another workpiece does not rotates, start machine and flywheel is accelerated to desired speed to store required energy, then motor will be driven to disengage, and the workpiece not making to rotate contacts with rotational workpieces under thrust, makes two basic change face rub the most mutually, reach interatomic combination between two workpiece, finally realize the connection of two workpiece.Flywheel friction welding is suitable for welding heavy in section and hollow-core construction, it addition, connection side's mask that inertia friction is welded in foreign material and high-strength material has sizable advantage.But, flywheel friction welding there is also clearly disadvantageous, is exactly wherein fuselage both bulk than more prominent one, and cost of equipment is expensive, and power is the biggest, and expense is the most expensive, which limits its utilization in actual production.At present flywheel friction welding is mainly used in welding as aero-engine is calmed the anger the important component such as rotor and turbine part, in order to expand its operation strategies, it is necessary to improve on existing inertia friction welder.
Utility model content
The utility model embodiment provides a kind of resistance-friction composite welding apparatus, at least can solve the segmental defect of prior art.
The utility model embodiment relates to a kind of resistance-friction composite welding apparatus, including friction welding (FW) system, also include electric resistance welding system, described electric resistance welding system includes power supply, described two poles leads to conducting wire respectively, the conductive trace ends being connected to positive source is provided with the carbon brush for being connected with wherein one workpiece to be welded, and the conductive trace ends being connected to power cathode is provided with the electric conductor for being connected with another workpiece to be welded.
As one of embodiment, the conducting wire being connected to positive source is wrapped up by insulating bar, and described carbon brush is fixed on described insulating bar.
As one of embodiment, described power supply, conducting wire described in two and described insulating bar are all located on the welding machine of described friction welding (FW) system.
As one of embodiment, described friction welding (FW) system is flywheel friction welding system, described flywheel friction welding system includes coasting body, hydraulic pressure slipping mechanism and for the main shaft drives motor driving coasting body to rotate, described coasting body and described hydraulic pressure slipping mechanism be respectively connected with work piece holder and and corresponding work piece holder between insulation processing, work piece holder described in two is just to setting.
As one of embodiment, described flywheel friction welding system is provided with Rotating speed measring mechanism and pressure detection mechanism, described composite welding apparatus is provided with central control system, and described Rotating speed measring mechanism, described pressure detection mechanism, described main shaft drives motor, described hydraulic pressure slipping mechanism and described power supply all electrically connect with described central control system.
As one of embodiment, described friction welding (FW) system is continuous friction welding (FW) system.
The utility model embodiment at least achieves following beneficial effect: this welder increases electric resistance welding on the basis of friction welding (FW), thus can obtain higher welding energy, can be effectively improved welding efficiency, shortens weld interval；Simultaneously as improve welding energy, therefore can reduce friction welding apparatus volume, reduce cost of equipment.
Accompanying drawing explanation
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the resistance that Fig. 1 provides for the utility model embodiment-inertia friction composite welding apparatus.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the utility model rather than whole embodiments.Based on the embodiment in the utility model, all other embodiments that those of ordinary skill in the art are obtained on the premise of not making creative work, broadly fall into the scope of the utility model protection.
Such as Fig. 1, the utility model embodiment provides a kind of resistance-friction composite welding apparatus, including friction welding (FW) system and electric resistance welding system, described electric resistance welding system includes power supply 5, described power supply 5 the two poles of the earth lead to conducting wire 6 respectively, conducting wire 6 end being connected to power supply 5 positive pole is provided with the carbon brush 11 for being connected with wherein one workpiece 10 to be welded, and conducting wire 6 end being connected to power supply 5 negative pole is provided with the electric conductor 8 for being connected with another workpiece 9 to be welded.Wherein, carbon brush 11 is fixed on insulating bar 4 end, and this insulating bar 4 is hollow lever, and positive conductive circuit is passed by this insulating bar 4；Negative conductive line end is fixing with electric conductor 8 to be connected；In the present embodiment, positive conductive circuit and negative conductive circuit all use wire.Described in above-mentioned power supply 5, two, conducting wire 6 and described insulating bar 4 can be all located on the welding machine of friction welding (FW) system, it is possible to arrange as independent agency.
A kind of preferred structure as the present embodiment, described friction welding (FW) system is flywheel friction welding system, described flywheel friction welding system includes coasting body 1, hydraulic pressure slipping mechanism 7 and for the main shaft drives motor driving coasting body 1 to rotate, described coasting body 1 and described hydraulic pressure slipping mechanism 7 be respectively connected with work piece holder 2 and and corresponding work piece holder 2 between insulation processing, described in two, work piece holder 2 is just to setting.Wherein, work piece holder 2 uses chuck 2, by insulation sleeve 3 insulation processing between chuck 2 and workpiece to be welded.Preferably, positive conductive circuit is connected with the workpiece to be welded being located on coasting body 1 by carbon brush 11, and negative conductive circuit is connected with the workpiece to be welded being located on hydraulic pressure slipping mechanism 7.
Optimize the structure of above-mentioned resistance-inertia friction composite welding apparatus further, described flywheel friction welding system is provided with Rotating speed measring mechanism and pressure detection mechanism, described composite welding apparatus is provided with central control system, and described Rotating speed measring mechanism, described pressure detection mechanism, described main shaft drives motor, described hydraulic pressure slipping mechanism 7 and described power supply 5 all electrically connect with described central control system.The duty of flywheel friction welding is detected in real time by Rotating speed measring mechanism and pressure detection mechanism, and feed back to central control system, by central control system regulation flywheel friction welding system and the running parameter of electric resistance welding system so that flywheel friction welding coordinates in real time with electric resistance welding.As, when may not reach the requirement of required welding quality when deviation occurs in flywheel friction welding state modulator, can export by increasing electric resistance welding heat, to cut down the negative effect that friction welding (FW) is brought.
The course of work of resistance-inertia friction composite welding apparatus that the present embodiment provides is as follows: such as Fig. 1, two chucks 2 are used to block workpiece first 10 to be welded and workpiece second 9 to be welded, open the power supply 5 being connected between workpiece first 10 to be welded and workpiece second 9 to be welded while starting up's inertia friction welder to switch, startup along with inertia friction welder, workpiece first 10 to be welded High Rotation Speed under the drive of coasting body 1 and chuck 2, after rotating to certain speed, the driving motor of main shaft separates with coasting body 1.Meanwhile, workpiece second 9 to be welded moves forward under the thrust of hydraulic pressure slipping mechanism 7, and contacts with workpiece first 10 to be welded, the two combination being plastically deformed under the effect of frictional force and realizing between metallic atom.In the moment that workpiece second 9 to be welded contacts with workpiece first 10 to be welded, therebetween electric current is switched on, just start owing to workpiece end face to be welded is the most coarse, produce the biggest contact resistance, obtaining the highest resistance heat, supplementary inertial frictional heat completes whole welding process, owing to being provided with insulation sleeve 3 between workpiece first 10 to be welded and workpiece second 9 to be welded with corresponding chuck 2, so electric current only circulates between two workpiece to be welded, without interference with inertia friction welder.After welding terminates, close the power supply 5 being connected between workpiece first 10 to be welded and workpiece second 9 to be welded, and from chuck 2, unloaded the workpiece connected.
Additionally, this welder individually carries out electric resistance welding or flywheel friction welding operation also dependent on needs, the workpiece welding operation that during as used flywheel friction welding for some, welding quality is the best, can be only with electric resistance welding, above-mentioned inertia friction welder is i.e. utilized to carry out Workpiece clamping, by hydraulic pressure slipping mechanism 7 workpiece second 9 to be welded is pushed into and contacts with workpiece first 10 to be welded, now switch on power 5.
The resistance that the present embodiment relates to-friction composite welding apparatus is applied equally to continuous friction welding (FW) system.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (6)
1. resistance-friction composite welding apparatus, including friction welding (FW) system, it is characterized in that: also include electric resistance welding system, described electric resistance welding system includes power supply, described two poles leads to conducting wire respectively, the conductive trace ends being connected to positive source is provided with the carbon brush for being connected with wherein one workpiece to be welded, and the conductive trace ends being connected to power cathode is provided with the electric conductor for being connected with another workpiece to be welded.
Resistance the most according to claim 1-friction composite welding apparatus, it is characterised in that: the conducting wire being connected to positive source is wrapped up by insulating bar, and described carbon brush is fixed on described insulating bar.
Resistance the most according to claim 2-friction composite welding apparatus, it is characterised in that: described power supply, conducting wire described in two and described insulating bar are all located on the welding machine of described friction welding (FW) system.
Resistance the most according to any one of claim 1 to 3-friction composite welding apparatus, it is characterized in that: described friction welding (FW) system is flywheel friction welding system, described flywheel friction welding system includes coasting body, hydraulic pressure slipping mechanism and for the main shaft drives motor driving coasting body to rotate, described coasting body and described hydraulic pressure slipping mechanism be respectively connected with work piece holder and and corresponding work piece holder between insulation processing, work piece holder described in two is just to setting.
Resistance the most according to claim 4-friction composite welding apparatus, it is characterized in that: described flywheel friction welding system is provided with Rotating speed measring mechanism and pressure detection mechanism, described composite welding apparatus is provided with central control system, and described Rotating speed measring mechanism, described pressure detection mechanism, described main shaft drives motor, described hydraulic pressure slipping mechanism and described power supply all electrically connect with described central control system.
Resistance the most according to any one of claim 1 to 3-friction composite welding apparatus, it is characterised in that: described friction welding (FW) system is continuous friction welding (FW) system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620157835.2U CN205393810U (en) | 2016-03-02 | 2016-03-02 | Resistance - friction hybrid welding connects device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620157835.2U CN205393810U (en) | 2016-03-02 | 2016-03-02 | Resistance - friction hybrid welding connects device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205393810U true CN205393810U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620157835.2U Active CN205393810U (en) | 2016-03-02 | 2016-03-02 | Resistance - friction hybrid welding connects device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205393810U (en) |
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2016
- 2016-03-02 CN CN201620157835.2U patent/CN205393810U/en active Active
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