CN203918709U - A kind of wood sanding machine workbench intelligent regulator - Google Patents
A kind of wood sanding machine workbench intelligent regulator Download PDFInfo
- Publication number
- CN203918709U CN203918709U CN201420202092.7U CN201420202092U CN203918709U CN 203918709 U CN203918709 U CN 203918709U CN 201420202092 U CN201420202092 U CN 201420202092U CN 203918709 U CN203918709 U CN 203918709U
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- CN
- China
- Prior art keywords
- circuit
- pin
- sander
- voltage comparator
- microswitch
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of wood sanding machine workbench intelligent regulator, comprise power circuit, sample circuit, driving control circuit, voltage comparator circuit, auxiliary circuit, described power circuit connects outside, described sample circuit is connected with power circuit, described voltage comparator circuit is connected with power circuit, described driving control circuit is connected with voltage comparator circuit, and described auxiliary circuit is connected with sample circuit.The utility model is by the close fit between power circuit, sample circuit, driving control circuit, voltage comparator circuit, the large circuit of auxiliary circuit 5, can intelligence regulates the lifting of sander workbench, saving manpower and electric power, and the precision of sander is high.
Description
Technical field
The utility model relates to wood sanding machine field, is specially a kind of wood sanding machine workbench intelligent regulator.
Background technology
Along with the development of modernization industry, also more and more higher to the requirement of wood sanding machine, a lot of occasions require sander to have constant sanding amount to the plate of different-thickness, as the sanding of joiner base plate.The sanding of constant basis namely requires sander motor working current constant.
Utility model content
The technical problem that the utility model solves is to provide a kind of wood sanding machine workbench intelligent regulator, to address the above problem.
The technical problem that the utility model solves realizes by the following technical solutions:
A kind of wood sanding machine workbench intelligent regulator, comprise power circuit, sample circuit, driving control circuit, voltage comparator circuit, auxiliary circuit, described power circuit connects outside, described sample circuit is connected with power circuit, described voltage comparator circuit is connected with power circuit, described driving control circuit is connected with voltage comparator circuit, and described auxiliary circuit is connected with sample circuit.
As preferably, described auxiliary circuit comprises microswitch, the time relay, potentiometer, microswitch is contained in sander and moves ahead on material roller, for the whether charging of perception sander, microswitch is connected in the supply line of the time relay, when microswitch is opened, for the time relay provides 220v alternating voltage, feed roller is to the time of abrasive belt wheel in the past for postponing workpiece for the time relay, and potentiometer is after sample circuit dividing potential drop, to offer 6,9 pin of LM339 for controlling the size of current of sander motor.
As preferably, described power circuit is 15V dc source.
As preferably, described sample circuit is by gathering the electric current power of sander motor and changing into dynamic direct current, the reference voltage of delivering to voltage comparator circuit and setting compares, when dynamic direct current is during lower than the 3.6V of 7 pin of LM339,1 pin of LM339 can be exported the high level of 15V left and right, make 2 pin of Q2 export constant 12V voltage solid-state relay JC2 conducting, JC2 output is connected with the rising control button of sander workbench, so sander workbench rises.
As preferably, when control signal is higher than 3.6V during lower than the 5.1V of 8 pin of LM339,1 pin of LM339 and 14 pin are all low level, Q1, all not conductings of Q2, JC1, not conductings of JC2; When control signal is during higher than 5.1V, 14 pin of LM339 can be exported high level, and 1 pin is low level, Q1, JC1 conducting, and the decline button of the output of JC1 and sander workbench is connected, so sander workbench declines.
The utility model is by the close fit between power circuit, sample circuit, driving control circuit, voltage comparator circuit, the large circuit of auxiliary circuit 5, can intelligence regulates the lifting of sander workbench, saving manpower and electric power, and the precision of sander is high.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is voltage comparator circuit of the present utility model and the circuit diagram that drives control circuit;
Fig. 3 is the circuit diagram of sample circuit of the present utility model.
The specific embodiment
In order to make of the present utility modelly to realize technological means, creation characteristic, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figures 1 to 3, a kind of wood sanding machine workbench intelligent regulator, comprise power circuit 1, sample circuit 2, drive control circuit 3, voltage comparator circuit 4, auxiliary circuit 5, described power circuit 1 connects outside, described sample circuit 2 is connected with power circuit 1, described voltage comparator circuit 4 is connected with power circuit 1, and described driving control circuit 3 is connected with voltage comparator circuit 4, and described auxiliary circuit 5 is connected with sample circuit 2.
As preferably, described auxiliary circuit 5 comprises microswitch, the time relay, potentiometer, microswitch is contained in sander and moves ahead on material roller, for the whether charging of perception sander, microswitch is connected in the supply line of the time relay, when microswitch is opened, for the time relay provides 220v alternating voltage, the time relay for postpone workpiece in the past feed roller to the time of abrasive belt wheel, potentiometer be after sample circuit 2 dividing potential drops, offer LM339 6,9 pin for controlling the size of current of sander motor.
As preferably, described power circuit 1 is 15V dc source.
As preferably, described sample circuit 2 is by gathering the electric current power of sander motor and changing into dynamic direct current, delivering to voltage comparator circuit 4 compares with the reference voltage of setting, when dynamic direct current is during lower than the 3.6V of 7 pin of LM339,1 pin of LM339 can be exported the high level of 15V left and right, make 2 pin of Q2 export constant 12V voltage solid-state relay JC2 conducting, JC2 output is connected with the rising control button of sander workbench, so sander workbench rises.
As preferably, when control signal is higher than 3.6V during lower than the 5.1V of 8 pin of LM339,1 pin of LM339 and 14 pin are all low level, Q1, all not conductings of Q2, JC1, not conductings of JC2; When control signal is during higher than 5.1V, 14 pin of LM339 can be exported high level, and 1 pin is low level, Q1, JC1 conducting, and the decline button of the output of JC1 and sander workbench is connected, so sander workbench declines.
The utility model is by the close fit between power circuit, sample circuit, driving control circuit, voltage comparator circuit, the large circuit of auxiliary circuit 5, can intelligence regulates the lifting of sander workbench, saving manpower and electric power, and the precision of sander is high.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.Claimed scope of the present utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a wood sanding machine workbench intelligent regulator, comprise power circuit, sample circuit, drive control circuit, voltage comparator circuit, auxiliary circuit, it is characterized in that, described power circuit connects outside, described sample circuit is connected with power circuit, described voltage comparator circuit is connected with power circuit, described driving control circuit is connected with voltage comparator circuit, described auxiliary circuit is connected with sample circuit, described auxiliary circuit comprises microswitch, the time relay, potentiometer, microswitch is contained in sander and moves ahead on material roller, for the whether charging of perception sander, microswitch is connected in the supply line of the time relay, when microswitch is opened, for the time relay provides 220v alternating voltage, the time relay is for postponing workpiece the past feed roller to the time of abrasive belt wheel, potentiometer is to offer 6 of LM339 after sample circuit dividing potential drop, 9 pin are for controlling the size of current of sander motor, described sample circuit is by gathering the electric current power of sander motor and changing into dynamic direct current, the reference voltage of delivering to voltage comparator circuit and setting compares, when dynamic direct current is during lower than the 3.6V of 7 pin of LM339, 1 pin of LM339 can be exported the high level of 15V left and right, make 2 pin of Q2 export constant 12V voltage solid-state relay JC2 conducting, JC2 output is connected with the rising control button of sander workbench, when control signal is higher than 3.6V during lower than the 5.1V of 8 pin of LM339, 1 pin of LM339 and 14 pin are all low level, Q1, all not conductings of Q2, JC1, not conductings of JC2, when control signal is during higher than 5.1V, 14 pin of LM339 can be exported high level, and 1 pin is low level, Q1, JC1 conducting, and the decline button of the output of JC1 and sander workbench is connected.
2. a kind of wood sanding machine workbench intelligent regulator according to claim 1, it is characterized in that: described auxiliary circuit comprises microswitch, the time relay, potentiometer, microswitch is contained in sander and moves ahead on material roller, is connected in the supply line of the time relay.
3. a kind of wood sanding machine workbench intelligent regulator according to claim 1, is characterized in that: described power circuit is 15V dc source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420202092.7U CN203918709U (en) | 2014-04-17 | 2014-04-17 | A kind of wood sanding machine workbench intelligent regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420202092.7U CN203918709U (en) | 2014-04-17 | 2014-04-17 | A kind of wood sanding machine workbench intelligent regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203918709U true CN203918709U (en) | 2014-11-05 |
Family
ID=51814584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420202092.7U Expired - Fee Related CN203918709U (en) | 2014-04-17 | 2014-04-17 | A kind of wood sanding machine workbench intelligent regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203918709U (en) |
-
2014
- 2014-04-17 CN CN201420202092.7U patent/CN203918709U/en not_active Expired - Fee Related
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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: 20141105 Termination date: 20180417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |