CN205966797U - Magnesium alloy welding wire tensioning device - Google Patents
Magnesium alloy welding wire tensioning device Download PDFInfo
- Publication number
- CN205966797U CN205966797U CN201620605919.8U CN201620605919U CN205966797U CN 205966797 U CN205966797 U CN 205966797U CN 201620605919 U CN201620605919 U CN 201620605919U CN 205966797 U CN205966797 U CN 205966797U
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- Prior art keywords
- circuit
- welding wire
- wire
- magnesium alloy
- connects
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Abstract
The utility model discloses a magnesium alloy welding wire tensioning device, coil and twine the silk dish including filament delivery, the welding wire both ends are close to filament delivery dish with respectively be equipped with a copper electrode on twining a position of dish, heating device are connected to two copper electrodes, heating device mainly includes synchronous circuit, integrating circuit, feedback circuit, pulse generating circuit and heating current main circuit, synchronous circuit connects integrating circuit, integrating circuit with feedback circuit connects pulse generating circuit, pulse generating circuit connects the heating current main circuit. The utility model discloses an electrocaloric effect improves the temperature through switching on for one section welding wire, and it is little to add the calorescence, is favorable to controlling the heating phase of welding wire, compare with the mechanical motion who draws, the reaction rate of electric current is fairly fast, can reach the current value of ideal in the twinkling of an eye, the temperature can be adjusted as required, because pressure sensor's feedback circuit realizes heating current's automatically regulated.
Description
Technical field
The utility model is related to a kind of drawing welding wire device, especially a kind of magnesium alloy solder wire draw-off gear.
Background technology
In recent years, the application in the production with magnesium alloy and life gradually increases, and people have started to magnesium alloy welding
Research.At present, magnesium alloy solder wire molding mode mainly has casting, drawing shaping and hot extrusion molding.Due to magnesium alloy
Temperature-room type plasticity is poor, is difficult to carry out room temperature drawing processing, so being the magnesium alloy solder wire product of extruding in market；But magnesium alloy
The property of itself and the feature of extrusion process itself, there are some defects, such as welding wire surface in the magnesium alloy solder wire squeezing out
Rough, gage of wire is uneven etc..
There is document announcement, by the tube furnace by uniform temperature for the welding wire of dynamic drawing, its temperature height, plastic deformation ability
Power strengthens, and then passes through wire-drawing die again, and welding wire occurs warm state plastic deformation；But, the method is used for producing welding wire, has one
Fixed limitation, because the thermal inertia of tube furnace is larger, is difficult to promptly change heating-up temperature, and drawing welding wire is a kind of dynamic
Deformation process, if using tubulose stove heat, the automatically adjusting of heating-up temperature difficult to realize.
Utility model content
For the problems referred to above, the utility model provides a kind of temperature adjustable magnesium alloy solder wire draw-off gear.
A kind of magnesium alloy solder wire draw-off gear, including thread discharge disk and twine wire tray, welding wire is connected to described thread discharge disk and described
Twine between wire tray, described welding wire two ends, a copper electrode is respectively provided with described thread discharge disk and the described position twining wire tray, two
Individual copper electrode connects heater；Welding wire between described two copper electrodes is provided with hot candied mould, described wire drawing die nose
It is provided with temperature measuring equipment, described wire drawing mould rear end is provided with cooling device, described wire drawing mould exit is provided with pressure sensor；
Described heater mainly includes synchronous circuit, integrating circuit, feedback circuit, pulse generating circuit and heated current
Main circuit, described synchronous circuit connects described integrating circuit, and described integrating circuit and described feedback circuit connect described pulse and send out
Raw circuit, described pulse generating circuit connects described heated current main circuit；
Described synchronous circuit mainly includes rectification circuit, filter circuit, square wave regulation circuit and voltage comparator, described
Rectification circuit connects described filter circuit, and the zero crossing output of described filter circuit connects the negative sense input of described voltage comparator
End, described square wave adjusts the positive input that circuit connects described voltage comparator, and the output end of described voltage comparator is even
Connect the input of described integrating circuit；
Described pulse generating circuit mainly includes operational amplifier, triode, diode and the second transformer, described integration
Circuit accesses the negative input of described operational amplifier, and described feedback circuit accesses the positive input of described operational amplifier
End, the output end of described operational amplifier passes through base stage, the base stage of described triode and the transmitting of triode described in capacitance connection
It is connected with resistance between pole, and described grounded emitter, the colelctor electrode of described triode is by diode connection+12V voltage, institute
State the second transformer described in diodes in parallel, described second transformer output connects the controllable silicon control of described heated current main circuit
End processed.
Further, described temperature measuring equipment adopts infrared radiation thermometer, and described infrared radiation thermometer is installed on described wire drawing
On the position of mould；Described infrared radiation thermometer is fixed by cross balladeur train；Welding wire both sides corresponding to described infrared radiation thermometer are divided
Earthenware Tong Guo not limit the fluctuation of welding wire.
Further, described heated current main circuit is provided with multi-stage regulating device.
The beneficial effects of the utility model：Using electrocaloric effect, by being energized to improving temperature to one section of welding wire, heating is used
Property little, be conducive to control welding wire heated condition；Compared with the mechanical movement of drawing, the reaction speed of electric current is quite fast, moment
Preferable current value can be reached；Temperature can be adjusted as needed；Feedback circuit based on pressure sensor realizes heating electricity
That flows automatically adjusts.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is synchronous circuit circuit diagram；
Fig. 3 is integrating circuit circuit diagram；
Fig. 4 is feedback circuit circuit diagram；
Fig. 5 is the circuit diagram of pulse generating circuit and heated current main circuit.
Specific embodiment
With reference to the accompanying drawings and detailed description the utility model is described in further detail.Of the present utility model
Embodiment is given for the sake of example and description, and is not exhaustively or to be limited to the utility model disclosed
Form.Many modifications and variations are obvious for the ordinary skill in the art.Select and description is implemented
Example be in order to principle of the present utility model and practical application are more preferably described, and make those of ordinary skill in the art it will be appreciated that
The utility model is thus design is suitable to the various embodiments with various modifications of special-purpose.
Embodiment
A kind of magnesium alloy solder wire draw-off gear, as shown in figure 1, including thread discharge disk 10 and twining wire tray 20, welding wire 30 is connected to
Described thread discharge disk 10 and described twine between wire tray 20, described welding wire 30 two ends, near described thread discharge disk 10 with described twine wire tray 20
Position on be respectively provided with a copper electrode 40, two copper electrodes connect heaters 50；Weldering between described two copper electrodes 40
Silk is provided with hot candied mould 60, and described wire drawing die nose is provided with temperature measuring equipment 70, and described wire drawing mould rear end is provided with cooling dress
Put 80, described wire drawing mould 60 exit is provided with pressure sensor 90；
Described heater 50 mainly includes synchronous circuit, integrating circuit, feedback circuit, pulse generating circuit and heating electricity
Stream main circuit, described synchronous circuit connects described integrating circuit, and described integrating circuit and described feedback circuit connect described pulse
There is circuit, described pulse generating circuit connects described heated current main circuit；
Described synchronous circuit, as shown in Fig. 2 mainly include rectification circuit 501, filter circuit 502, square wave regulation circuit
503 and voltage comparator A1, described rectification circuit 501 connects described filter circuit 502, the zero crossing of described filter circuit 502
Output connects the negative input of described voltage comparator A1, and described square wave adjusts circuit 503 and connects described voltage comparator
The positive input of A1, the output end of described voltage comparator A1 connects the input of described integrating circuit；
Described pulse generating circuit, as shown in figure 5, mainly include operational amplifier A 4, triode Q2, diode D7 and the
Two transformer T2, described integrating circuit accesses the negative input of described operational amplifier A 4, and described feedback circuit accesses described
The positive input of operational amplifier A 4, the output end of described operational amplifier connects the base of described triode Q2 by electric capacity C4
Pole, is connected with resistance between the base stage of described triode Q2 and emitter stage, and described grounded emitter, the collection of described triode Q2
Electrode connects+12V voltage by diode D7, described diode D7 described second transformer T2 in parallel, described second transformer
T2 output connects the SCR control end of described heated current main circuit.
Described pressure sensor 90 will be corresponding with heated current for hot candied power, and its output voltage is used as the feedback of feedback circuit
Signal, automatically adjusts.
Described temperature measuring equipment 70 adopts infrared radiation thermometer, and described infrared radiation thermometer is installed on the position of described wire drawing mould
Put, in the hope of measuring the most hot candied temperature；Described infrared radiation thermometer is fixed by cross balladeur train；Described infrared radiation thermometer
Corresponding welding wire both sides pass through the fluctuation that an earthenware 701 limits welding wire respectively.
In order to coordinate the difference of heated current under different gage of wires, described heated current main circuit is provided with multistage regulation and fills
Put, conveniently adjust manually as needed.
Obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.
Based on the embodiment in the utility model, this area and those of ordinary skill in the related art are not making creative work
Under the premise of the every other embodiment that obtained, all should belong to the scope of the utility model protection.
Claims (5)
1. a kind of magnesium alloy solder wire draw-off gear, including thread discharge disk and twine wire tray, welding wire is connected to described thread discharge disk and described twines
Between wire tray it is characterised in that:Described welding wire two ends, are respectively provided with one on described thread discharge disk and the described position twining wire tray
Copper electrode, two copper electrodes connect heater；Welding wire between described two copper electrodes is provided with hot candied mould, described wire drawing
Die nose is provided with temperature measuring equipment, and described wire drawing mould rear end is provided with cooling device, and described wire drawing mould exit is provided with pressure
Sensor；
Described heater mainly includes synchronous circuit, integrating circuit, feedback circuit, pulse generating circuit and the main electricity of heated current
Road, described synchronous circuit connects described integrating circuit, and described integrating circuit and described feedback circuit connect described pulse generation electricity
Road, described pulse generating circuit connects described heated current main circuit；
Described synchronous circuit mainly includes rectification circuit, filter circuit, square wave regulation circuit and voltage comparator, described rectification
Circuit connects described filter circuit, and the zero crossing output of described filter circuit connects the negative input of described voltage comparator,
Described square wave adjusts the positive input that circuit connects described voltage comparator, and the output end of described voltage comparator connects institute
State the input of integrating circuit；
Described pulse generating circuit mainly includes operational amplifier, triode, diode and the second transformer, described integrating circuit
Access the negative input of described operational amplifier, described feedback circuit accesses the positive input of described operational amplifier, institute
The output end stating operational amplifier passes through the base stage of triode described in capacitance connection, between the base stage of described triode and emitter stage
It is connected with resistance, and described grounded emitter, the colelctor electrode of described triode is by diode connection+12V voltage, described two poles
Pipe described second transformer in parallel, described second transformer output connects the SCR control end of described heated current main circuit.
2. magnesium alloy solder wire draw-off gear according to claim 1 it is characterised in that：Described temperature measuring equipment adopts infrared survey
Wen Yi, described infrared radiation thermometer is installed on the position of described wire drawing mould.
3. magnesium alloy solder wire draw-off gear according to claim 2 it is characterised in that：Described infrared radiation thermometer passes through cross
Balladeur train is fixed.
4. magnesium alloy solder wire draw-off gear according to claim 2 it is characterised in that：Corresponding to described infrared radiation thermometer
Welding wire both sides pass through the fluctuation that an earthenware limits welding wire respectively.
5. magnesium alloy solder wire draw-off gear according to claim 1 it is characterised in that：Described heated current main circuit is provided with
Multi-stage regulating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620605919.8U CN205966797U (en) | 2016-06-21 | 2016-06-21 | Magnesium alloy welding wire tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620605919.8U CN205966797U (en) | 2016-06-21 | 2016-06-21 | Magnesium alloy welding wire tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205966797U true CN205966797U (en) | 2017-02-22 |
Family
ID=58021915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620605919.8U Expired - Fee Related CN205966797U (en) | 2016-06-21 | 2016-06-21 | Magnesium alloy welding wire tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205966797U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150188A (en) * | 2017-05-27 | 2017-09-12 | 东北大学 | A kind of magnesium aluminium-zinc-cerium yittrium alloy and its preparation method and application |
| CN108568456A (en) * | 2018-03-16 | 2018-09-25 | 昆明理工大学 | A kind of refractory metal silk preparation method |
| CN110270599A (en) * | 2019-06-17 | 2019-09-24 | 苏州奥芮济医疗科技有限公司 | A kind of automatic wiredrawing device manufacturing magnesium-based silk material |
| CN112676363A (en) * | 2020-12-08 | 2021-04-20 | 重庆星达铜业有限公司 | Copper wire drawing machine |
-
2016
- 2016-06-21 CN CN201620605919.8U patent/CN205966797U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150188A (en) * | 2017-05-27 | 2017-09-12 | 东北大学 | A kind of magnesium aluminium-zinc-cerium yittrium alloy and its preparation method and application |
| CN108568456A (en) * | 2018-03-16 | 2018-09-25 | 昆明理工大学 | A kind of refractory metal silk preparation method |
| CN110270599A (en) * | 2019-06-17 | 2019-09-24 | 苏州奥芮济医疗科技有限公司 | A kind of automatic wiredrawing device manufacturing magnesium-based silk material |
| CN112676363A (en) * | 2020-12-08 | 2021-04-20 | 重庆星达铜业有限公司 | Copper wire drawing machine |
| CN112676363B (en) * | 2020-12-08 | 2022-09-16 | 重庆星达铜业有限公司 | Copper wire drawing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20170621 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |