CN202572987U - Point hot melting welding machine circuit - Google Patents
Point hot melting welding machine circuit Download PDFInfo
- Publication number
- CN202572987U CN202572987U CN 201220274469 CN201220274469U CN202572987U CN 202572987 U CN202572987 U CN 202572987U CN 201220274469 CN201220274469 CN 201220274469 CN 201220274469 U CN201220274469 U CN 201220274469U CN 202572987 U CN202572987 U CN 202572987U
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- circuit
- contactor
- voltage regulating
- time relay
- regulating module
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- Expired - Fee Related
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Abstract
The utility model relates to a point hot melting welding machine circuit which comprises a power source switch QF, a control circuit, a contactor KM, a display circuit, a single-phase voltage regulating module and a load R. The power source switch QF controls turning-on and turning-off of a power source, and a lower port of the power source QF is connected with the control circuit in parallel. The control circuit controls turning-on and turning-off of the contactor KM connected between two power supply circuits. Under the lower port of the contactor KM, electric power of the power source is transmitted to an input end of the single-phase voltage regulating module through the display circuit. An output end of the single-phase voltage regulating module is connected with the load R in parallel. A time relay KT1 is used for controlling heating time of a hot melting belt so that the heating time of the hot melting belts with the same specification is strictly uniform, and manufacturability of welding of steel belt plastic pipe fittings is guaranteed. The single-phase voltage regulating module is adjustable and continuous in output voltage so that the welding of the welding hot melting belt is exquisite and adjustable under different environmental temperatures, and welding effect of the steel belt plastic pipe fittings is guaranteed.
Description
Technical field
The utility model belongs to the field of welding devices of steel strip-plastic pipe fitting, is specifically related to a kind of some hot-melt welding machine circuit.
Background technology
The welding equipment of the steel strip-plastic pipe fitting that uses at present just utilizes the pressure regulator or the direct loading of voltage regulating module that power up just to add the work of hot melt band; The energising of hot melt band can not guarantee heat time heating time; The energising heating voltage is also uncertain, particularly is directed against the hot melt band of different size, just different load resistances; The energising of hot melt band heat time heating time especially can not be by the same standard of specification; This brings great unstability for the welding of steel strip-plastic pipe fitting, and technical process can not get guaranteeing that this problem becomes this area problem demanding prompt solution all the time.
Summary of the invention
The purpose of the utility model is to overcome the deficiency of prior art, and a kind of some hot-melt welding machine circuit is provided.
The utility model solves its technical problem and takes following technical scheme to realize:
A kind of some hot-melt welding machine circuit; Comprise power switch QF, control circuit, contactor KM, display circuit, individual event voltage regulating module, load R, the opening and closing of said power switch QF control power supply, power switch QF end opening Parallel Control circuit; Control circuit control is connected in parallel on the opening and closing of the contactor KM between two supply lines; Contactor KM end opening, power is delivered to the input of individual event voltage regulating module, the output shunt load R of individual event voltage regulating module through display circuit.
And; The control circuit of said power switch QF end opening parallel connection is: the time relay coil KT circuit parallel connection that circuit of connecting with time relay KT2 and audible-visual annunciator L after time relay KT1 connects with contactor KM coil KML and time relay K T1 and time relay KT2 are shared is connected between two power lines of power switch QF end opening behind this parallel circuit serial connection hand switch SA.
And; Said control circuit employing time control is closed, disconnection contactor KM is: after the time relay coil KT energising; Triggered time relay K T1 trigger breaks off timing, at time relay KT1 timing off period, and contactor KM coil KML energising; Contactor KM adhesive, display circuit, individual event voltage regulating module and load R work; After load R work was accomplished, time relay KT1 timing was accomplished, and time relay KT1 breaks off, and time is up in time relay KT2 timing closing this moment, and time relay KT2 is closed, and audible-visual annunciator L powers alarm, and prompting work is accomplished.
And, said display circuit comprises and is parallel to relay indicating light L, the voltmeter in the contactor KM end opening supply line and is connected on the ammeter in arbitrary supply line.
The advantage and the good effect of the utility model are:
1, the utility model adopts the heat time heating time control of time relay KT1 as the hot melt band, makes hot melt band strict conformance heat time heating time of same size, has guaranteed the manufacturability of steel strip-plastic pipe fitting welding.
2, the utility model adopts the continuously adjustable individual event voltage regulating module of output voltage, makes the careful adjustable of the welding change of welding hot melt band under the varying environment temperature, has guaranteed the welding effect of steel strip-plastic pipe fitting.
3, the utility model adopts the alarm signal that the timing closing of time relay KT2 is accomplished as work, makes the field personnel, in time begins next step work.
4, the utility model circuit structure is reasonable, and is simple, and reliability is high.
Description of drawings
Fig. 1 is the circuit theory diagrams of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model embodiment is done further detailed description:
As shown in Figure 1, a kind of some hot-melt welding machine circuit comprises power switch QF, control circuit, contactor KM, display circuit, individual event voltage regulating module, load R; The opening and closing of said power switch QF control 220V power supply; Power switch QF end opening Parallel Control circuit, the control of control circuit employing time is closed, disconnection contactor KM, when contactor KM is closed; Power is delivered to the input of individual event voltage regulating module, the output shunt load R of individual event voltage regulating module through display circuit.
The control circuit of said power switch QF end opening parallel connection is: the time relay coil KT circuit parallel connection that circuit of connecting with time relay KT2 and audible-visual annunciator L after time relay KT1 connects with contactor KM coil KML and time relay K T1 and time relay KT2 are shared is connected between two power lines of power switch QF end opening behind this parallel circuit serial connection hand switch SA.
Said control circuit employing time control is closed, disconnection contactor KM is: after the time relay coil KT energising; Triggered time relay K T1 trigger breaks off timing; At time relay KT1 timing off period; Contactor KM coil KML energising, contactor KM adhesive, display circuit, individual event voltage regulating module and load R work; After load R work was accomplished, time relay KT1 timing was accomplished, and time relay KT1 breaks off, and time is up in time relay KT2 timing closing this moment, and time relay KT2 is closed, and audible-visual annunciator L powers alarm, and prompting work is accomplished.
Said display circuit comprises and is parallel to relay indicating light L, the voltmeter in the contactor KM end opening supply line and is connected on the ammeter in arbitrary supply line.
In the present embodiment, it is the individual event voltage regulating module of LTVDS-220V-75A that the individual event voltage regulating module adopts model, and these module 1,2 pin are output; 3,4 pin are input; 5 pin are+5V, and 6 pin are the input control end, and 7 pin are earth terminal; The output voltage of this module is by being connected module 5 pin, and the potentiometer R1 between 7 pin confirms through the position that 6 pin are regulated line.
In the present embodiment, said load R is welding hot melt band, and hot melt band specification is different, and its resistance is different, the output of individual event voltage regulating module also otherwise with.
The job step of the utility model is:
⑴ two outputs of individual event voltage regulating module connect load R, just connect hot melt band two ends.
⑵ confirm the specification of hot melt band, judges hot melt band value.
⑶ closed power switch QF, control circuit control contactor KM adhesive.
⑷ the hot melt band resistance that judged according to step ⑵ is passed through the contact of module 6 pin regulator potentiometer R1, determination module output voltage.
⑸ adjust the position of hot melt band at steel strip-plastic pipe fitting interface.
⑹ hot melt band is by electrical heating, and is molten, and close adhesion is in steel strip-plastic pipe fitting interface and be integrally formed.
⑺ time relay KT1 timing is accomplished, and breaks off, and contactor KM breaks off, and time relay KT2 is closed, and audible-visual annunciator L powers alarm, and work is accomplished.
It is emphasized that; The described embodiment of the utility model is illustrative; Rather than it is determinate; Therefore the utility model is not limited to the embodiment described in the specific embodiment, every by those skilled in the art according to other embodiments that the technical scheme of the utility model draws, belong to the scope of the utility model protection equally.
Claims (3)
1. some hot-melt welding machine circuit; It is characterized in that: comprise power switch QF, control circuit, contactor KM, display circuit, individual event voltage regulating module, load R, the opening and closing of said power switch QF control power supply, power switch QF end opening Parallel Control circuit; Control circuit control is connected in parallel on the opening and closing of the contactor KM between two supply lines; Contactor KM end opening, power is delivered to the input of individual event voltage regulating module, the output shunt load R of individual event voltage regulating module through display circuit.
2. according to claim 1 some hot-melt welding machine circuit; It is characterized in that: the control circuit of said power switch QF end opening parallel connection is: the time relay coil KT circuit parallel connection that circuit of connecting with time relay KT2 and audible-visual annunciator L after time relay KT1 connects with contactor KM coil KML and time relay K T1 and time relay KT2 are shared is connected between two power lines of power switch QF end opening behind this parallel circuit serial connection hand switch SA.
3. according to claim 1 some hot-melt welding machine circuit is characterized in that: said display circuit comprises and is parallel to relay indicating light L, the voltmeter in the contactor KM end opening supply line and is connected on the ammeter in arbitrary supply line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220274469 CN202572987U (en) | 2012-06-11 | 2012-06-11 | Point hot melting welding machine circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220274469 CN202572987U (en) | 2012-06-11 | 2012-06-11 | Point hot melting welding machine circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202572987U true CN202572987U (en) | 2012-12-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220274469 Expired - Fee Related CN202572987U (en) | 2012-06-11 | 2012-06-11 | Point hot melting welding machine circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202572987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052674A (en) * | 2017-04-28 | 2017-08-18 | 四川玛瑞焊业发展有限公司 | The auxiliary table of welding performance can be improved |
-
2012
- 2012-06-11 CN CN 201220274469 patent/CN202572987U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052674A (en) * | 2017-04-28 | 2017-08-18 | 四川玛瑞焊业发展有限公司 | The auxiliary table of welding performance can be improved |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20190611 |