CN208374414U - A kind of pipeline induction brazing device - Google Patents
A kind of pipeline induction brazing device Download PDFInfo
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- CN208374414U CN208374414U CN201821036186.6U CN201821036186U CN208374414U CN 208374414 U CN208374414 U CN 208374414U CN 201821036186 U CN201821036186 U CN 201821036186U CN 208374414 U CN208374414 U CN 208374414U
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- frequency generator
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- temperature sensor
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Abstract
The utility model discloses a kind of pipeline induction brazing devices, including medium-high frequency generator, inductive head and controller are connected on medium-high frequency generator, the detection device for detecting relay part welded condition to be welded is connected on controller, controller controls medium-high frequency generator output power size according to the detection data of detection device, controls inductive head further to realize intelligent, automatic welding.The more conventional gas brazing of the present apparatus, it not only reduces operation difficulty and improves brazing quality, and substantially increase the utilization rate of the energy, reduce the processing cost of welding procedure, the device meets the main trend of current machine substitution people, economic value and social value with higher.
Description
Technical field
The utility model relates to a kind of pipeline welding devices, and in particular to a kind of pipeline induction brazing device, it can be extensive
Applied to electromechanics processing and manufacturing, chemical pipeline soldering connection field.
Background technique
Induction welding device structure currently on the market is simple, comprising: medium-high frequency generator, inductive head and controller；Function
Can be single, major function has: time control, output power manually adjusts, heating mode is adjusted.When practical operation, it can only pass through
The output power for manually controlling medium-high frequency generator, indirectly controls workpiece temperature, cannot directly control workpiece temperature.Soldering
Process operation difficulty is larger, moreover, can not judge welding quality.
Such as a kind of quick connection special tube part of copper pipe, including a base tube are proposed in patent ZL201721288562.6,
Being provided on the base tube can be by the base tube and the welder being inserted into together with pipe fitting welding.
The pipe fitting can solve the welding of the pipeline of φ 2- φ 150, keep connecting pipe and the interface to connecting pipe complete
It is hermetically sealed, No leakage, intensity height；And by setting welder, the requirement to operator's labour skill is greatly reduced, is subtracted
The operation for having lacked upper welding rod, reduces labor intensity and complexity；And multiple weld bonds can operate simultaneously, facilitate factory automatic
Metaplasia producing line welds copper pipe, copper alloy；
Being simple to manufacture for the special pipe fitting, at low cost, for cost well below sub- connection type is received, structure is simple, convenient for weldering
It connects, can be widely applied to copper pipe and copper pipe, copper pipe and metal tube (material that solder may be needed replacing), copper pipe and other gold
Belong to the welding of pipe fitting.It can be heated, can also be heated using sensing apparatus using flame when this kind of pipe fitting jointing pipe road；
But when being heated using flame or existing sensing apparatus, equally can only be by manually controlling in
The output power of radio-frequency generator or the size of flame, indirectly control workpiece temperature, cannot directly control the temperature of workpiece, soldering
Process operation difficulty is larger, and can not judge the quality of welding.
Utility model content
The technical problems to be solved in the utility model is to overcome the above-mentioned deficiency of the prior art, is provided a kind of intelligent, complete
Automatic pipeline induction brazing device, which can automatically adjust welding temperature, automatic identification determines welding quality, move back automatically
Welding procedure out.
To solve the above problems, the utility model is using following technical scheme: a kind of pipeline induction brazing device, including in
Radio-frequency generator is connected with inductive head and controller on medium-high frequency generator, is connected on controller for detecting socket part to be welded
The detection device of part welded condition, controller control medium-high frequency generator output power according to the detection data of detection device
It is small, control inductive head further to realize intelligent, automatic welding.
Be that the utility model advanced optimizes above scheme below: the detection device includes for detecting weld part
The temperature sensor of position temperature and the Tansducer For Color Distiguishing whether oozed out for detecting solder, temperature sensor, color are known
Individual sensor and controller are electrically connected.
Advanced optimize: the temperature sensor is contact thermal resistance temperature sensor/non-contact infrared temperature
Sensor.
Advanced optimize: the Tansducer For Color Distiguishing is color sensor or the image recognition that can identify solder exudation
Device.
The more conventional gas brazing of the present apparatus not only reduces operation difficulty and improves brazing quality, Er Qie great
The utilization rate for improving the energy greatly, reduces the processing cost of welding procedure, solves conventional flame heating, the exhausted big portion of flame
Point energy all wastes, for heating the energy of workpiece less than 30%, even lower problem, and the energy of induction heating mode
Utilization rate is measured to heat considerably beyond conventional flame, therefore its cost is greatly reduced, the cost of this mode reduces, if only
Being may be insignificant in maintenance and installation process, but when large batch of production and processing manufactures refrigeration equipment, such as family
It is about 60,000,000 with the annual domestic air conditioning yield of air-conditioning-China, the benefit of energy-saving and emission-reduction is very huge；
And the present apparatus cooperates different fixtures that can be used to be brazed the pipeline of different tube diameters, can not only be fabricated to portable
Maintenance, installation of the formula tool to scene, can also be fabricated to large-scale brazing equipment to freeze, chemical industry, shipbuilding industry
Equipment automatization manufacture, the device meet the main trend of current machine substitution people, economic value and social value with higher.
The present invention will be further described with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model in embodiment.
In figure: 1- medium-high frequency generator；2- inductive head；3- controller；4- temperature sensor；5- Tansducer For Color Distiguishing.
Specific embodiment
Embodiment, as shown in Figure 1, a kind of pipeline induction brazing device, including medium-high frequency generator 1, medium-high frequency generator 1
One end connect and be formed into a loop with inductive head 2 by power line, the other end is electrically connected with for controlling its output power size
The controller 3 whether stopped being connected with the detection device for detecting relay part welded condition to be welded, control on controller 3
Device 3 controls 1 output power size of medium-high frequency generator according to the detection data of detection device, controls inductive head 2 further with reality
Existing intelligent, automatic welding.
The detection device includes the temperature sensor 4 for detecting welding position temperature, can be with by temperature sensor 4
The temperature of welding position is measured in real time.
The temperature sensor 4 is electrically connected with controller 3, and the signal that temperature sensor 4 will test is transmitted to controller
3。
The temperature sensor 4 can be contact thermal resistance temperature sensor, can also be non-contact infrared temperature
Sensor.
One end of the controller 3 is electrically connected with the Tansducer For Color Distiguishing 5 whether oozed out for detecting solder, passes through face
Whether color identification sensor 5, which can ooze out the data that weld seam is detected, and be will test to solder, is transmitted to controller 3.
The Tansducer For Color Distiguishing 5 welding when side of the relay part to be welded far from inductive head 2 is set, in this way to
Welding assembly solder on the side of inductive head 2, reaching relay part to be welded to solder can be right close to Tansducer For Color Distiguishing 5
It is identified, while being prevented using blocking for relay part to be welded when just starting upper solder, and Tansducer For Color Distiguishing 5 is just to pricker
Material has carried out color identification.
The Tansducer For Color Distiguishing 5 can be color sensor, be also possible to identify that the image of solder exudation is known
Other device.
The power line is electric wire or conducting wire.
The inductive head 2 according to applying working condition, generally adopt be water-cooled, air is cooling or other types of cooling are dropped
Temperature.
Using the welding procedure of above-mentioned pipeline induction brazing device, comprising the following steps:
A. medium-high frequency generator 1 and controller 3 are connected to power supply, medium-high frequency generator 1 hands over the power frequency of 220v, 50hz
Galvanic electricity is transformed into the alternating current of intermediate frequency or high frequency, and sends inductive head 2 to by electric wire, and the alternating current of intermediate frequency or high frequency is being felt
Answer the magnetic field that alternation is generated in first 2；
B. according to soldering base material to be brazed and solder setting brazing temperature and cooling temperature (room temperature)
Such as when red copper and red copper soldering, when using B-Cu94P or B-Cu94P solder, brazing temperature setting value is 810
A certain temperature in DEG C -900 DEG C, specifically can be 850 DEG C；When red copper and red copper are brazed, when using B-Cu91PAg solder,
Brazing temperature setting value is a certain temperature in 750 DEG C -810 DEG C, specifically can be 780 DEG C；
C. it by inductive head 2 and detection device close to region to be brazed, and treats brazing area and is heated and detected
When inductive head 2 is close to copper pipe and pipe fitting to be brazed, the magnetic field of alternation is on the surface or shallow-layer of copper pipe and pipe fitting
Eddy current is formed, which generates fuel factor heating copper tube and pipe fitting；Temperature sensor 4 detects the temperature of copper pipe and pipe fitting,
And (current signal of 4-20mA or the voltage signal of 0-10V) sends controller 3 to as electronic signals；
Controller 3 parses the temperature of pipe fitting and pipe fitting according to electric signal, carries out PID arithmetic, controls medium-high frequency generator 1
Output power, and then control the size of eddy current, promoted copper pipe and pipe fitting temperature and control pipe fitting temperature in pricker
The different setting value of different phase during weldering, such as brazing temperature；
D. it welds
For conventional soldering, after reaching set temperature, controller 3 issue acousto-optic-electric signal prompt can the above solder,
Solder at the copper pipe of 5 opposite direction of Tansducer For Color Distiguishing and the connection gap of pipe fitting, solder can manual wire feed, can also be with
Mechanical wire feed, can be molten into liquid with automatic mechanism wire feed, solder under brazing temperature, and along gap carry out circumference to
With the infiltration of axial both direction；
When solder circumferentially infiltrates into the identification range of Tansducer For Color Distiguishing 5, Tansducer For Color Distiguishing 5
The color of induction changes and send electric signal to controller 3, and controller 3 is according to the signal intensity of Tansducer For Color Distiguishing 5
Determine whether solder permeates completion, and control whether medium-high frequency generator 1 stops power output, and is notified in the form of acousto-optic-electric
Operator or wire feeding device soldering, operator or wire feeding device are according to the prompt or order of controller 3, solder in stopping, until
When copper pipe and pipe fitting are cooled to setting value (room temperature), controller 3 issues the soldering of acousto-optic-electric signal prompt and completes.
For a kind of copper pipe fast-connection pipeline and pipeline soldering connection mentioned in patent No. ZL201721288562.6
When, brazing process will be more easier, after reaching brazing temperature, solder ring built in pipe fitting in the gap of pipe fitting and copper pipe along
Axial past exosmosis, and finally penetrate pipe fitting and be exposed at copper pipe surface；
Tansducer For Color Distiguishing 5 permeates the variation occurred in copper pipe surface color according to solder, and signal is sent to controller
3, controller 3 determines that brazing temperature is maintained also to be off heating, stops one section of heating according to the signal of Tansducer For Color Distiguishing 5
When time, copper pipe and pipe fitting are cooled to set temperature, controller 3 issues acousto-optic electric signal, and soldering is prompted to complete.
This welding procedure can be stringenter control workpiece to be brazed temperature, can not only reduce operation difficulty, than
Such as the soldering of aluminium and aluminium alloy, return some particulate metal materials soldering bring it is unexpected as a result, for example stainless
In the soldering of Steel material, excessively high temperature can make the crystal grain of austenitic stainless steel seriously grow up；And in the meeting of sensitizing temperature section
Chromium carbide, which is precipitated, reduces corrosion resistance；Excessively high temperature can also make stainless steel surface that oxidation occur and cause solder impermeable.
In the present embodiment, the overall process of soldering is illustrated by taking the soldering of copper and copper alloy as an example, the present apparatus and welding procedure are same
Sample can be used for other metals and metal, metal and nonmetallic soldering.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms, therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein, and should not treat any reference in the claims as limiting related right
It is required that.
Claims (5)
1. a kind of pipeline induction brazing device, including medium-high frequency generator (1), medium-high frequency generator are connected with inductive head on (1)
(2) and controller (3), it is characterised in that: the detection dress for detecting relay part welded condition to be welded is connected on controller (3)
It sets, controller (3) controls medium-high frequency generator (1) output power size according to the detection data of detection device, further controls
Inductive head (2) is to realize intelligent, automatic welding.
2. a kind of pipeline induction brazing device according to claim 1, it is characterised in that: the detection device includes being used for
The temperature sensor (4) of welding position temperature is detected, temperature sensor (4) and controller (3) are electrically connected.
3. a kind of pipeline induction brazing device according to claim 2, it is characterised in that: be electrically connected on the controller (3)
It is connected to the Tansducer For Color Distiguishing (5) whether oozed out for detecting solder.
4. a kind of pipeline induction brazing device according to claim 3, it is characterised in that: the temperature sensor (4) is
Contact thermal resistance temperature sensor/non-contact infrared temperature sensor.
5. a kind of pipeline induction brazing device according to claim 4, it is characterised in that: the Tansducer For Color Distiguishing
It (5) is the pattern recognition device of color sensor/can identify solder exudation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821036186.6U CN208374414U (en) | 2018-07-03 | 2018-07-03 | A kind of pipeline induction brazing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821036186.6U CN208374414U (en) | 2018-07-03 | 2018-07-03 | A kind of pipeline induction brazing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208374414U true CN208374414U (en) | 2019-01-15 |
Family
ID=64965585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821036186.6U Active CN208374414U (en) | 2018-07-03 | 2018-07-03 | A kind of pipeline induction brazing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108480812A (en) * | 2018-07-03 | 2018-09-04 | 曹银生 | A kind of pipeline induction brazing device and welding procedure |
| CN115279531A (en) * | 2020-03-27 | 2022-11-01 | 三菱电机株式会社 | Automatic flame brazing device for copper member and automatic flame brazing method for copper member |
-
2018
- 2018-07-03 CN CN201821036186.6U patent/CN208374414U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108480812A (en) * | 2018-07-03 | 2018-09-04 | 曹银生 | A kind of pipeline induction brazing device and welding procedure |
| CN115279531A (en) * | 2020-03-27 | 2022-11-01 | 三菱电机株式会社 | Automatic flame brazing device for copper member and automatic flame brazing method for copper member |
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