CN211248773U - Focusing control system based on automatic focusing control module - Google Patents
Focusing control system based on automatic focusing control module Download PDFInfo
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- CN211248773U CN211248773U CN201920779820.3U CN201920779820U CN211248773U CN 211248773 U CN211248773 U CN 211248773U CN 201920779820 U CN201920779820 U CN 201920779820U CN 211248773 U CN211248773 U CN 211248773U
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Abstract
The utility model discloses a focusing control system based on automatic focusing control module, include: the automatic focusing control module is used for converting a 0V to 10V analog quantity signal output by the numerical control system into a pulse sequence instruction, and a servo position control mode is used for realizing real-time control of a focus point.
Description
Technical Field
The utility model relates to a laser beam machining technical field specifically is a focusing control system based on automatic focusing control module.
Background
The laser cutting technology has the characteristics of high speed, high quality and high precision, and laser is used as faster and more accurate light, is widely applied to industries such as electronics, electrical and mechanical hardware and the like, such as electric locomotives, packaging machinery, LEDs, new energy sources, sheet metal processing and the like.
At present, in the process of cutting a plate by using laser, when the plate is thick, a hole needs to be punched on the plate firstly, and then the plate is cut, and the focus of the punching and the focus of the cutting are often different, so that the focus needs to be controlled in real time to achieve the purpose of automatic focusing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a focusing control system based on automatic focusing control module to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a focus control system based on an autofocus control module, comprising: the human-computer interface module is used for setting a focus position through human-computer interaction and outputting a focus signal; the numerical control system is used for receiving the focus signal output by the human-computer interface module, and can process and convert the focus signal output by the human-computer interface module into a 0V-10V analog voltage signal with 16-bit precision; the automatic focusing control module is used for receiving a 0V to 10V analog quantity voltage signal output by the numerical control system, converting the voltage signal into an enabling signal of the driving module and a reset signal of the driving module, receiving a 2-phase (A-phase and B-phase) pulse signal and an original point pulse signal fed back by the driving module, converting the pulse signals into a focus in-place signal and a focusing alarm signal, and then outputting the signals to the automatic focusing control module, wherein the human-computer interface module is electrically connected with the numerical control system, the automatic focusing control module and the driving module in sequence.
The motor module can receive the instruction sent by the driving module, drives the lens module in the optical cavity assembly module, and simultaneously feeds serial data back to the driving module through an encoder of the motor module, and the motor module is electrically connected with the driving module.
The wireless communication module comprises a GPRS wireless communication module and an RS232 module, the GPRS wireless communication module is used for wirelessly transmitting a focus signal output by the human-computer interface module to external monitoring equipment, and the RS232 module is used for debugging the focusing control system based on the automatic focusing control module before leaving a factory.
The optical cavity component module further comprises a limit switch module, the limit switch module is an inductive proximity switch, and the limit switch module is used for avoiding that the motor module drives the lens module to move over a stroke to damage a mechanical component.
The lens module further comprises a focusing lens and a collimating lens, the collimating lens is adjusted when focusing control is carried out, the focusing lens is kept still, and the purpose of adjusting the focus is achieved by controlling the movement of the collimating lens.
Wherein, the numerical control system is a PA8000 numerical control system.
The driving module is an Anchuan servo unit with the model number of SGD7S-R90A00A002, and the motor module is an Anchuan motor with the model number of SGM7J-01AFC 6S.
Wherein, still include: the power supply module comprises a human-computer interface module power supply, a numerical control system power supply, an automatic focusing control module power supply and a driving module power supply, and the human-computer interface module power supply is electrically connected with the human-computer interface module and used for supplying electric energy to the human-computer interface module; the numerical control system power supply is electrically connected with the numerical control system and used for providing electric energy for the numerical control system; the automatic focusing control module power supply is electrically connected with the automatic focusing control module and used for providing electric energy for the automatic focusing control module; the drive module power supply is electrically connected with the servo drive module and used for providing electric energy for the servo drive module.
The power supply module also comprises a wireless communication module power supply and an optical cavity component module power supply, wherein the wireless communication module power supply is electrically connected with the wireless communication module and is used for providing electric energy for the wireless communication module; the optical cavity component module power supply is electrically connected with the optical cavity component module and used for providing electric energy for the optical cavity component module.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses can carry out real time control and long-range wireless monitoring to the focus, simultaneously through automatic focusing control module, convert the 0V to 10V analog signal of numerical control system output into the pulse sequence instruction, adopt servo position control mode, pulse sequence's mode promptly, real time control motor module's operation, traditional numerical control system has been solved under the condition that can not send the pulse, can not adopt servo position control mode control motor module promptly, can only adopt servo speed control mode control motor module, when the focus is adjusted, the anti-jamming capability is poor easily appears, low measurement accuracy, the low scheduling problem of reliability.
Drawings
Fig. 1 is a schematic diagram of a hardware structure of a focusing control system based on an automatic focusing control module in an embodiment of the present invention.
The attached drawings are marked as follows: 10-a human-machine interface module; 20-a numerical control system; 30-an autofocus control module; 40-a servo driving module; 41-a drive module; 42-a motor module; 50-a wireless communication module; 51-GPRS wireless communication module; a 52-RS232 module; 60-an optical cavity assembly module; 61-a lens module; 62-limit switch module; 70-a power supply module; 71-human interface module power supply; 72-numerical control system power supply; 73-optical cavity assembly module power supply; 74-wireless communication module power supply; 75-autofocus control module power; and 76, servo driving module power supply.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic diagram of a hardware structure of a focusing control system based on an automatic focusing control module according to an embodiment of the present invention, including: human-machine interface module 10, numerical control system 20, automatic focusing control module 30, servo drive module 40, wireless communication module 50, optical cavity assembly module 60 and power supply module 70.
The human-computer interface module 10 is configured to set a focus position through human-computer interaction and output a focus signal.
The numerical control system 20 is used for receiving a focus signal output by the human-computer interface module 10, and the numerical control system 20 can process and convert the focus signal output by the human-computer interface module 10 into a 0V to 10V analog voltage signal with 16-bit precision; the automatic focusing control module 30 is configured to receive a 0V to 10V analog voltage signal output by the numerical control system 20, convert the analog voltage signal into an enable signal of the driving module 41 and a reset signal of the driving module, receive a 2-phase pulse signal and an origin pulse signal fed back by the driving module 41, convert the 2-phase pulse signal and the origin pulse signal into a focus in-place signal and a focusing alarm signal, and output the signals to the automatic focusing control module 30;
the human-machine interface module 10 is electrically connected with the numerical control system 20, the automatic focusing control module 30 and the driving module 41 sequentially.
Furthermore, the numerical control system 20 can adopt a high-precision PA8000 numerical control system, the precision can reach 1uM, the self-contained adaptive adjustment technology can monitor servo lag in real time and inhibit resonance interference caused by speed change; meanwhile, the method has the function of being adaptable to pre-reading, and can pre-process a plurality of program segments in real time.
The automatic focusing control module 30 is configured to receive a 0V to 10V analog voltage signal output by the numerical control system 20, and convert the analog voltage signal into a pulse sequence command including a command pulse and a command symbol; receiving a 0V or 24V digital quantity signal output by the numerical control system 20, and converting the signal into an enable signal of the driving module 41 and a reset signal of the driving module 41; and receives the two-phase pulse signals of phase a and phase B and the origin pulse signal in the driving module 41, and outputs a focus in-place signal and a focusing alarm signal to the numerical control system 20.
Further, the working voltage of the automatic focusing control module 30 is direct current DC24V, the working temperature is between-20 ℃ and +70 ℃, and the automatic focusing control module 30 adopts an aluminum alloy film structure and has the advantages of shock resistance, falling resistance, long service life and the like.
The servo driving module 40 comprises a driving module 41 and a motor module 42; the driving module 41 is configured to receive a pulse sequence instruction output by the auto-focusing control module 30, and control the motor module 42; in addition, the driving module 41 outputs two-phase pulse signals of phase a and phase B and an origin pulse signal to the auto-focusing control module 30; the motor module 42, the motor module 42 can receive the instruction sent by the driving module 41, drive the lens module 61 in the optical cavity assembly module 60, and simultaneously the encoder of the motor module 42 feeds back serial data to the driving module 41;
the motor module 42 is electrically connected to the driving module 41.
Further, the driving module 41 in the servo driving module 40 adopts an ann chuan servo unit, and the model is as follows: SGD7S-R90A00A002, the maximum applicable motor capacity is 0.1KW, the main loop power supply and the control loop power supply are both supplied with power by adopting unidirectional alternating current AC220V, and the overload protection characteristic is realized; the motor module 42 adopts an Anchuan motor, and has the model of: SGM7J-01AFC 6S.
The wireless communication module 50 of the wireless communication module 50 includes a GPRS wireless communication module 51 and an RS232 module 52, the GPRS wireless communication module 51 is configured to wirelessly transmit a focus signal output by the human-computer interface module 10 to an external monitoring device, and the RS232 module 52 is configured to perform factory debugging on the focus control system based on the automatic focus control module.
Wherein, the optical cavity assembly module 60 comprises a lens module 61 and a limit switch module 62; the limit switch module 62 adopts an inductive proximity switch, and the limit switch module 62 is used for preventing the motor module 42 from driving the lens module 61 to move and damaging mechanical components due to over travel; the lens module 61 includes a focusing lens and a collimating lens, and the focusing control is to adjust the collimating lens, to immobilize the focusing lens, and to achieve the purpose of adjusting the focus by controlling the movement of the collimating lens.
Wherein, the power module 70 comprises a human-computer interface module power supply 71, a numerical control system power supply 72, an optical cavity component module power supply 73, a wireless communication module power supply 74, an automatic focusing control module power supply 75 and a servo drive module power supply 76; the human-machine interface module power supply 71 is electrically connected with the human-machine interface module 10 and is used for supplying electric energy to the human-machine interface module 10; the numerical control system power supply 72 is electrically connected with the numerical control system 20 and used for supplying electric energy to the numerical control system 20; the automatic focusing control module power supply 75 is electrically connected with the automatic focusing control module 30 and is used for providing electric energy for the automatic focusing control module 30; the driving module power source 76 is electrically connected to the servo driving module 40 for providing power to the servo driving module 40. The servo driving module power supply 76 provides power for the servo driving module 40, and then provides power for the driving module 41, and the wireless communication module power supply 74 is electrically connected with the wireless communication module 50 and is used for providing power for the wireless communication module 50; optical cavity assembly module power supply 73 is electrically connected to optical cavity assembly module 60 for providing electrical power to optical cavity assembly module 60.
In summary, the following steps: the utility model discloses can carry out real time control and long-range wireless monitoring to the focus, simultaneously through automatic focusing control module, convert the 0V to 10V analog signal of numerical control system output into the pulse sequence instruction, adopt servo position control mode, pulse sequence's mode promptly, real time control motor module's operation, traditional numerical control system has been solved under the condition that can not send the pulse, can not adopt servo position control mode control motor module promptly, can only adopt servo speed control mode control motor module, when the focus is adjusted, the anti-jamming capability is poor easily appears, low measurement accuracy, the low scheduling problem of reliability.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A focusing control system based on an automatic focusing control module is characterized by comprising:
the human-computer interface module (10), the said human-computer interface module (10) is used for setting the focus position and outputting the focus signal through the human-computer interaction;
the numerical control system (20) is used for receiving the focus signal output by the human-computer interface module (10), and the numerical control system (20) can process and convert the focus signal output by the human-computer interface module (10) into a 0V to 10V analog voltage signal with 16-bit precision;
the automatic focusing control module (30) is used for receiving a 0V-10V analog quantity voltage signal output by the numerical control system (20), converting the analog quantity voltage signal into an enable signal of a driving module (41) and a reset signal of the driving module (41), receiving a 2-phase pulse signal and an origin pulse signal fed back by the driving module (41), converting the 2-phase pulse signal and the origin pulse signal into a focus in-place signal and a focusing alarm signal, and outputting the focus in-place signal and the focusing alarm signal to the automatic focusing control module (30);
the human-computer interface module (10), the numerical control system (20), the automatic focusing control module (30) and the driving module (41) are sequentially and electrically connected together.
2. The autofocus control module-based focus control system of claim 1, further comprising:
the motor module (42) can receive the instruction sent by the driving module (41), drive the lens module (61) in the optical cavity component module (60), and simultaneously the encoder of the motor module (42) feeds back serial data to the driving module (41);
the motor module (42) is electrically connected with the driving module (41).
3. The autofocus control module-based focus control system of claim 2, further comprising:
the automatic focusing control system comprises a wireless communication module (50), wherein the wireless communication module (50) comprises a GPRS (general packet radio service) wireless communication module (51) and an RS232 module (52), the GPRS wireless communication module (51) is used for wirelessly transmitting a focus signal output by the human-computer interface module (10) to an external monitoring device, and the RS232 module (52) is used for debugging the focusing control system based on the automatic focusing control module before leaving a factory.
4. The autofocus control module-based focus control system of claim 2, wherein the optical cavity assembly module (60) further comprises a limit switch module (62), the limit switch module (62) is an inductive proximity switch, and the limit switch module (62) is configured to prevent mechanical components from being damaged due to overstroke when the motor module (42) moves the lens module (61).
5. The automatic focusing control module-based focusing control system according to claim 2, wherein the lens module (61) further comprises a focusing lens and a collimating lens, and when the focusing control is performed, the collimating lens is adjusted, the focusing lens is kept still, and the purpose of adjusting the focus is achieved by controlling the movement of the collimating lens.
6. The system of claim 1, wherein the focus control system based on an autofocus control module,
the numerical control system (20) is a PA8000 numerical control system.
7. The system of claim 2, wherein the focus control system based on the autofocus control module,
the driving module (41) is an Anchuan servo unit with the model number of SGD7S-R90A00A002, and the motor module (42) is an Anchuan motor with the model number of SGM7J-01AFC 6S.
8. The autofocus control module-based focus control system of claim 1, further comprising: a power supply module (70);
the power supply module (70) comprises a human-computer interface module power supply (71), a numerical control system power supply (72), an automatic focusing control module power supply (75) and a driving module power supply (76);
the human-computer interface module power supply (71) is electrically connected with the human-computer interface module (10) and is used for providing electric energy for the human-computer interface module (10); the numerical control system power supply (72) is electrically connected with the numerical control system (20) and is used for providing electric energy for the numerical control system (20); the automatic focusing control module power supply (75) is electrically connected with the automatic focusing control module (30) and is used for providing electric energy for the automatic focusing control module (30); the driving module power supply (76) is electrically connected with the servo driving module (40) and used for providing electric energy for the servo driving module (40).
9. The system of claim 3, wherein the focus control system based on the autofocus control module,
the power module (70) further comprises a wireless communication module power supply (74) and an optical cavity assembly module power supply (73);
wherein the wireless communication module power supply (74) is electrically connected with the wireless communication module (50) and is used for providing electric energy for the wireless communication module (50); the optical cavity component module power supply (73) is electrically connected with the optical cavity component module (60) and used for providing electric energy for the optical cavity component module (60).
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| CN201920779820.3U CN211248773U (en) | 2019-05-24 | 2019-05-24 | Focusing control system based on automatic focusing control module |
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| CN201920779820.3U CN211248773U (en) | 2019-05-24 | 2019-05-24 | Focusing control system based on automatic focusing control module |
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| CN211248773U true CN211248773U (en) | 2020-08-14 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230506 Address after: 518000 No. 9988 Shennan Road, Nanshan District, Shenzhen, Guangdong Patentee after: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Patentee after: Han's laser intelligent equipment technology (Changzhou) Co.,Ltd. Address before: 518000 9 new West Road, North Nanshan District high tech park, Shenzhen, Guangdong Patentee before: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Patentee before: HAN'S LASER SMART EQUIPMENT GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |