CN218771281U - Automatic power-off control device of numerical control machine tool - Google Patents
Automatic power-off control device of numerical control machine tool Download PDFInfo
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- CN218771281U CN218771281U CN202222921883.2U CN202222921883U CN218771281U CN 218771281 U CN218771281 U CN 218771281U CN 202222921883 U CN202222921883 U CN 202222921883U CN 218771281 U CN218771281 U CN 218771281U
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Abstract
The utility model discloses a digit control machine tool auto-power-off control device, include: the automatic power-off control contactor, the first interface relay, the switching power supply, the reset button, the second interface relay, the miniature circuit breaker and the main power switch. The utility model discloses a structural design realizes the auto-power-off of having carried out equipment behind the automatic processing procedure when the digit control machine tool to avoid producing the potential safety hazard that leads to by the digit control machine tool standby, have the succinct stable, the easy operation that resets of structure, energy saving and emission reduction's advantage.
Description
Technical Field
The utility model relates to a digit control machine tool power management control technical field especially relates to a digit control machine tool auto-power-off control device.
Background
The numerical control technology is a technology for realizing the action control of one or more mechanical devices by using digital instructions, wherein the digital instructions consist of numbers, characters and symbols, and the numerical control machine is one of the main application examples of the numerical control technology. The numerical control machine can automatically process products and parts according to a program programmed by technicians in advance, and is a development trend and a necessary technical means for manufacturing the die.
Because the numerical control machine tool consumes a long time for machining a complex workpiece, an operator can generally utilize night time to perform automatic machining so as to save machining time and achieve the purpose of improving machining efficiency. However, after the machining program is finished, the numerical control machine tool is still in a standby state, certain energy waste can be caused, and energy consumption is improved. And the numerical control machine tool in a standby state can face the misoperation risk of idle personnel, thereby causing unnecessary economic loss.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a digit control machine tool auto-power-off control device. The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
The utility model adopts the following technical scheme:
the utility model provides a digit control machine tool auto-power-off control device, include: the automatic power-off control contactor comprises an automatic power-off control contactor, a first interface relay, a switching power supply, a reset button and a second interface relay;
the automatic power-off control contactor is arranged on a power supply circuit between a user external power supply and the numerical control machine tool, the first interface relay is arranged on a control loop connected with the power supply circuit through an I/O module of the numerical control system, and the second interface relay and the reset button are arranged on a power supply loop between the switching power supply and the first interface relay.
In one embodiment, the input port of the switching power supply is connected to the power supply line, and the switching power supply converts 230V ac power into 24V dc power and then supplies power to the control loop.
In an embodiment, the automatic power-off control device for a numerical control machine further includes: and the miniature circuit breaker is arranged on a circuit connected with the power supply line by the switching power supply.
In an embodiment, the automatic power-off control device for a numerical control machine further includes: and the main power switch is arranged on a power supply circuit between the external power supply of the user and the numerical control machine tool.
In one embodiment, the second interface relay includes: a first set of contact points and a second set of contact points; the common end of the first group of contact points is connected with one end of the coil of the second interface relay and the common end of the reset button, the normally-open end of the first group of contact points and the other end of the coil of the second interface relay are connected with the output port of the switch power supply, and the normally-open end of the reset button is connected with the output port of the switch power supply.
In one embodiment, the common end of the second set of contact points is connected to one end of the coil of the auto-power-off control contactor; and the normally open point of the second group of contact points and the other end of the coil of the automatic power-off control contactor are connected with an output port of the switching power supply.
In one embodiment, one end of the coil of the first interface relay is connected with the numerical control system I/O module; the common end of the first interface relay is connected with the coil of the second interface relay, and the normally closed point of the first interface relay is connected with the common end of the reset button and the common end of the second interface relay.
In an embodiment, the automatic power-off control device for a numerical control machine further includes: an indicator light; one end of the indicator light is connected with the common end of the second group of contact points, and the other end of the indicator light is connected with the output port of the switching power supply.
The utility model discloses the beneficial effect who brings: the utility model discloses a structural design realizes the auto-power-off of having carried out equipment behind the automatic processing procedure when the digit control machine tool to avoid producing the potential safety hazard that leads to by the digit control machine tool standby, have the succinct stable, the easy operation that resets of structure, energy saving and emission reduction's advantage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a circuit schematic diagram of the automatic power-off control device of the numerical control machine tool.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model provides a digit control machine tool auto-power-off control device, include: the automatic power-off control contactor KQ111, the first interface relay K902, the switching power supply G901, the reset button S901, the second interface relay K901, the miniature circuit breaker F901, the main power switch Q111 and the indicator lamp H901.
The auto-power-off control contactor KQ111 is provided on a power supply line between the user external power supply 1 and the numerical control machine tool 2. Specifically, the contact point of automatic power-off control contactor KQ111 is located the power supply line, and when the disconnection of automatic power-off control contactor KQ111 contact point, cut off the power supply line, user external power supply 1 can't be for 2 power supplies of digit control machine tool, and digit control machine tool 2 gets into the shutdown state.
The first interface relay K902 is arranged on a control loop connected with a power supply line of the numerical control system I/O module A565. Specifically, when the numerical control system I/O module a565 outputs a signal to the coil K902-1 of the first interface relay, the first interface relay K902 is made to operate, so that the coil K901-1 of the second interface relay is powered off, the second interface relay K901 operates, the coil KQ111-1 of the automatic power-off control contactor is powered off, and finally, the contact point of the automatic power-off control contactor KQ111 is disconnected, a power supply line is cut off, and the numerical control machine 2 enters a shutdown state.
The second interface relay K901 and the reset button S901 are provided in a power supply circuit between the switching power supply G901 and the first interface relay K902. The reset button S901 is a pulse key. When the numerical control machine tool 2 is required to recover the processing flow, a reset button S901 is pressed, so that a coil K901-1 of the second interface relay is electrified, and at the moment, two groups of contact points of the second interface relay K901 act; one group of contact points act to enable a coil KQ111-1 of the automatic power-off control contactor to be powered on, the contact points of the automatic power-off control contactor KQ111 are combined, a power supply line is conducted, and the numerical control machine tool 2 enters a processing state; the action of the other group of contact points enables the second interface relay K901 to be always connected with a circuit, namely, a coil K901-1 of the second interface relay is always in an electrified state, and then contact points of the automatic power-off control contactor KQ111 are kept combined.
The input port of the switching power supply G901 is connected with a power supply line, and the switching power supply converts 230V alternating current into 24V direct current and then supplies power to the control loop. The switching power supply G901 supplies power in real time through the external power supply 1 of the user to the control loop for automatic power-off, and also provides an additional standby DC24V power supply, which has negligible energy loss due to a standby power loss of about 12W.
The miniature circuit breaker F901 is arranged on a line connecting the switching power supply G901 and a power supply line, and plays a role in protecting the switching power supply during overcurrent and overload. The main power switch Q111 is disposed on a power supply line between the user external power supply 1 and the numerical control machine 2, and is used for controlling the on/off of the external power supply.
The second interface relay K901 is used for controlling the on of the automatic power-off control contactor KQ111, and includes: a first set of contact points and a second set of contact points.
The common end 101 of the first group of contact points is connected with one end of a coil K901-1 of the second interface relay and the common end 201 of the reset button, the normally-on point 102 of the first group of contact points and the other end of the coil K901-1 of the second interface relay are connected with an output port of the switch power supply G901, and the normally-on point 202 of the reset button is connected with the output port of the switch power supply G901.
The common end 301 of the second group of contact points is connected with one end of a coil KQ111-1 of the automatic power-off control contactor; the normally open point 302 of the second set of contact points and the other end of the coil KQ111-1 of the auto-power-off control contactor are connected to the output port of the switching power supply G901.
The first interface relay K902 is used to control the opening of the auto-power-off control contactor KQ 111. One end of a coil K902-1 of the first interface relay is connected with an I/O module A565 of the numerical control system; the common end 401 of the first interface relay is connected with the coil K901-1 of the second interface relay, and the normally closed point 402 of the first interface relay is connected with the common end 201 of the reset button and the common end 101 of the second interface relay.
When the execution program finishes automatically processing the workpiece, a power-off instruction is output through an M instruction at the tail of the program section, and the instruction is output to a coil K902-1 of the first interface relay through a numerical control system I/O module A565, so that the first interface relay K902 acts, namely, a common end 401 of the first interface relay is in contact with a normally open point, and further the coil K901-1 of the second interface relay loses power. After the K901-1 is powered off, the second interface relay K901 acts, namely the common end 301 of the second group of contact points is in contact with the normally open point, at the moment, the coil KQ111-1 of the automatic power-off control contactor is powered off, finally the contact point of the automatic power-off control contactor KQ111 is disconnected, a power supply line is cut off, the numerical control machine tool 2 enters a shutdown state, and automatic power-off when a machining program is finished is achieved.
When the numerical control machine tool 2 is required to recover the processing flow, the reset button S901 is pressed, so that the coil K901-1 of the second interface relay is powered on, and at the moment, two groups of contact points of the second interface relay K901 act. One group of contact points acts, namely a common end 301 of the second group of contact points is in contact with a normally open point 302 of the second group of contact points, so that a coil KQ111-1 of the automatic power-off control contactor is electrified, the contact points of the automatic power-off control contactor KQ111 are combined, a power supply line is conducted, and the numerical control machine tool 2 enters a processing state; and the other group of contact points act, namely the common end 101 of the first group of contact points is contacted with the normally open point 102 of the first group of contact points, so that the second interface relay K901 is always conducted on the circuit, namely the coil K901-1 of the second interface relay is always in the power-on state, further the common end 301 of the second group of contact points is always contacted with the normally open point 302 of the second group of contact points, further the coil KQ111-1 of the automatic power-off control contactor is always powered on, finally the contact points of the automatic power-off control contactor KQ111 are kept combined, and the numerical control machine tool is powered on again and keeps the working state.
One end of the indicator light H901 is connected with the common end 301 of the second group of contact points, and the other end of the indicator light H901 is connected with the output port of the switching power supply. When the reset button S901 is pressed, the common end 301 of the second set of contact points contacts the normally-open point 302 of the second set of contact points, so that the indicator lamp H901 is lighted for indication.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a digit control machine tool auto-power-off control device which characterized in that includes: the automatic power-off control contactor, the first interface relay, the switching power supply, the reset button and the second interface relay;
the automatic power-off control contactor is arranged on a power supply circuit between a user external power supply and the numerical control machine tool, the first interface relay is arranged on a control loop connected with the power supply circuit through an I/O module of the numerical control system, and the second interface relay and the reset button are arranged on a power supply loop between the switching power supply and the first interface relay.
2. The automatic power-off control device of the numerical control machine tool as claimed in claim 1, wherein an input port of the switching power supply is connected with the power supply line, and the switching power supply converts 230V ac power into 24V dc power and then supplies power to the control loop.
3. The automatic power-off control device for the numerical control machine tool according to claim 2, further comprising: and the miniature circuit breaker is arranged on a circuit connected with the power supply line by the switching power supply.
4. The automatic power-off control device for the numerical control machine tool according to claim 3, further comprising: and the main power switch is arranged on a power supply circuit between the external power supply of the user and the numerical control machine tool.
5. The automatic power-off control device for the numerical control machine tool according to claim 1 or 4, wherein the second interface relay comprises: a first set of contact points and a second set of contact points;
the common end of the first group of contact points is connected with one end of the coil of the second interface relay and the common end of the reset button, the normally-open end of the first group of contact points and the other end of the coil of the second interface relay are connected with the output port of the switch power supply, and the normally-open end of the reset button is connected with the output port of the switch power supply.
6. The automatic power-off control device for the numerical control machine tool as claimed in claim 5, wherein the common end of the second set of contact points is connected with one end of the coil of the automatic power-off control contactor; and the normally open point of the second group of contact points and the other end of the coil of the automatic power-off control contactor are connected with an output port of the switching power supply.
7. The automatic power-off control device for the numerical control machine tool as claimed in claim 6, wherein one end of the coil of the first interface relay is connected with the I/O module of the numerical control system; the public end of the first interface relay is connected with the coil of the second interface relay, and the normally closed point of the first interface relay is connected with the public end of the reset button and the public end of the second interface relay.
8. The automatic power-off control device for the numerical control machine tool according to claim 7, further comprising: an indicator light; one end of the indicator light is connected with the common end of the second group of contact points, and the other end of the indicator light is connected with the output port of the switching power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222921883.2U CN218771281U (en) | 2022-11-03 | 2022-11-03 | Automatic power-off control device of numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222921883.2U CN218771281U (en) | 2022-11-03 | 2022-11-03 | Automatic power-off control device of numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218771281U true CN218771281U (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222921883.2U Active CN218771281U (en) | 2022-11-03 | 2022-11-03 | Automatic power-off control device of numerical control machine tool |
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| Country | Link |
|---|---|
| CN (1) | CN218771281U (en) |
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- 2022-11-03 CN CN202222921883.2U patent/CN218771281U/en active Active
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