CN101863139A - Energy-saving control device for punch presses - Google Patents
Energy-saving control device for punch presses Download PDFInfo
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- CN101863139A CN101863139A CN201010195700A CN201010195700A CN101863139A CN 101863139 A CN101863139 A CN 101863139A CN 201010195700 A CN201010195700 A CN 201010195700A CN 201010195700 A CN201010195700 A CN 201010195700A CN 101863139 A CN101863139 A CN 101863139A
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- logic controller
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- saving control
- punch presses
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Abstract
The invention relates to an energy-saving control device for punch presses. The body comprises a crankshaft and a drive motor, the crankshaft is connected with the drive motor in a driving manner, a mechanical linkage unit is connected between the crankshaft and the drive motor, the body is provided with a transducer and a logic controller, the transducer is connected with the drive motor, and is also connected with the logic controller through a signal conversion module, and the mechanical linkage component is also provided with a control valve, which is controlled by the logic controller. The invention has the advantages that: the logic controller utilizes the signal conversion module to convert control signals into data which can be acquired and analyzed by the transducer, so that the transducer can intelligently control the rotation speed of the drive motor according to the different stages of a punch press, consequently, energy can be saved, and the loss of electric energy can be effectively reduced.
Description
Technical field
The present invention relates to the control device that a kind of punch press or forging machine tool are used, be specifically related to a kind of energy-saving control device for punch presses of punch press being realized Energy Saving Control according to the impulse stroke of interlocking mechanism assembly.
Background technology
Punch press or forging machine tool are a kind of load cycling change equipment, its principle is that drive motors and bent axle drive by the interlocking mechanism assembly and connect, connecting rod one end is connected with bent axle, the other end is equipped with slide block, during work, bent axle drivening rod circumference moves back and forth, and moves downward thereby slide block is formed, thereby the formation impulse force makes workpiece produce the distortion of regulation in mould and reaches the purpose of processing.The required motor acting of each stage all is different in this process, but existing punch press or forging machine tool, as long as machine is opened, which stage, no matter workpiece was what shape and machine was in, its drive motors all can be with constant rotation speed operation.Punch press or forging machine tool complete work period comprises blowing, punching press, gets the material three phases, and it dallies really and flogs a dead horse and get material and these two stage motors of blowing; And in the punching course, bent axle can be walked a circular motion, but real contact with workpiece that punching press does work only in certain 60 degree scope of circumference, it is the bottom dead centre acting, and the drive motors duty ratio is less beyond the bottom dead centre time, even almost nil, all turn round in each stage as punch press or forging machine tool with peak load, can cause waste of energy.
Summary of the invention
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art part, and provide a kind of energy-saving control device for punch presses simple and reasonable for structure, by energy-saving control device is installed on the fuselage, make drive motors carry out the automated intelligent adjusting according to different phase and different loads with control valve, realize energy-conservation purpose, effectively reduce electric energy loss.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of energy-saving control device for punch presses, comprise bent axle and drive motors on the fuselage, bent axle and drive motors drive and connect and be connected with the interlocking mechanism assembly between the two, its design feature is: described fuselage is provided with frequency converter and logic controller, frequency converter is connected with drive motors, and frequency converter also is connected with logic controller by signal conversion module, and described interlocking mechanism assembly also is provided with control valve, and control valve is controlled by logic controller.Logic controller is changed control signal by signal conversion module, convert that frequency converter can be gathered, analyzable data to, thereby make frequency converter carry out Based Intelligent Control to the rotating speed of drive motors, realize energy-conservation purpose, effectively reduce electric energy loss according to the punch press different phase.
As embodiment more specifically, described interlocking mechanism assembly comprises belt pulley, clutch, flywheel and gear train, flywheel is connected with belt pulley on the drive motors output shaft by belt, clutch is separately positioned between flywheel and the gear train, and the solenoidoperated cluthes closure makes flywheel and gear train link to control valve by be connected also with clutch.
As embodiment more specifically, described signal conversion module is an analog output module, and the conversion of the logical order parameter in the logic controller is output into the analog quantity that frequency converter can be discerned deciphering.
Described signal conversion module in the actual installation work, should be decided according to the frequency converter interface control mode except analog output module, also can adopt RS485, and signal conversion module such as network interface are transmitted.
Described logic controller is the PLC Programmable Logic Controller.
Described fuselage is provided with power input, the also external energy-saving appliance that is equipped with before power input.
Also be circumscribed with touch-screen on the described fuselage, touch-screen is electrically connected with logic controller, handled easily person control, intuitive and convenient.
As further improvement, described flywheel is connected with belt pulley on the drive motors output shaft by belt, be provided with another clutch between drive motors and the belt pulley, this clutch is provided with another control valve, logic controller and this control valve join, logic controller is controlled this control valve clutch is carried out the closed or separation control of intelligence, thereby further realizes energy-conservation purpose.
The invention has the beneficial effects as follows:
Adopt energy-saving control device for punch presses of the present invention, on the basis that does not change original punch press frame for movement, the PLC Programmable Logic Controller is changed control signal by signal conversion module, convert that frequency converter can be gathered, analyzable data to, thereby make frequency converter carry out Based Intelligent Control to the rotating speed of drive motors according to the punch press different phase, realize energy-conservation purpose, effectively reduce electric energy loss, save electric energy and reach more than 20%; Moreover the drive motors workload reduces, and its life-span also improves thereupon, reduces the complete machine maintenance cost.
Description of drawings
Fig. 1 is a theory diagram of the present invention;
Fig. 2 is the theory diagram of another embodiment of the present invention.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
Show as Fig. 1, a kind of energy-saving control device for punch presses, comprise bent axle and drive motors on the fuselage, bent axle and drive motors drive and connect and be connected with the interlocking mechanism assembly between the two, described fuselage is provided with frequency converter and PLC Programmable Logic Controller, and frequency converter is connected with drive motors, and frequency converter also is connected with the PLC Programmable Logic Controller by signal conversion module, described interlocking mechanism assembly also is provided with control valve, and control valve is by the PLC Controlled by Programmable Controller.The PLC Programmable Logic Controller is changed logical signal by signal conversion module, convert that frequency converter can be gathered, analyzable data to, thereby make frequency converter carry out Based Intelligent Control to the rotating speed of drive motors, realize energy-conservation purpose, effectively reduce electric energy loss according to the punch press different phase.
As embodiment more specifically, described signal conversion module is an analog output module, and the conversion of the logical order parameter in the logic controller is output into the analog quantity that frequency converter can be discerned deciphering.
Described signal conversion module in the actual installation work, should be decided according to the frequency converter interface control mode except analog output module, also can adopt RS485, and signal output module such as network interface are transmitted.
As embodiment more specifically, described interlocking mechanism assembly comprises flywheel, belt pulley, clutch and gear train, flywheel is connected with belt pulley on the drive motors output shaft by belt, clutch is separately positioned between flywheel and the gear train, and the solenoidoperated cluthes closure makes flywheel and gear train link to control valve by be connected also with clutch.
In order to realize better implementation result, described fuselage is provided with power input, and the also external energy-saving appliance that is equipped with makes energy-saving effect better between fuselage power input and external power source.
The operator uses for convenience, also is circumscribed with touch-screen on the described fuselage, and touch-screen is electrically connected with logic controller, handled easily person control, intuitive and convenient.
As another embodiment, as Fig. 2, its structure is similar to a last embodiment, difference is, be provided with another clutch between drive motors and the belt pulley, this clutch is provided with another control valve, and logic controller and this control valve join, control valve carries out closure or separates control clutch, thereby further realizes energy-conservation purpose.
Claims (9)
1. energy-saving control device for punch presses, comprise bent axle and drive motors on the fuselage, bent axle and drive motors drive and connect and be connected with the interlocking mechanism assembly between the two, it is characterized in that: described fuselage is provided with frequency converter and logic controller, frequency converter is connected with drive motors, and frequency converter also is connected with logic controller by signal conversion module, and described interlocking mechanism assembly also is provided with control valve, and control valve is controlled by logic controller.
2. according to the described energy-saving control device for punch presses of claim 1, it is characterized in that, described interlocking mechanism assembly comprises flywheel, belt pulley, clutch and gear train, flywheel is connected with belt pulley on the drive motors output shaft by belt, clutch is separately positioned between flywheel and the gear train, and the solenoidoperated cluthes closure makes flywheel and gear train link to control valve by be connected also with clutch.
3. according to the described energy-saving control device for punch presses of claim 2, it is characterized in that, described flywheel is connected with belt pulley on the drive motors output shaft by belt, be provided with another clutch between drive motors and the belt pulley, this clutch is provided with another control valve, and logic controller and this control valve join.
4. according to the described energy-saving control device for punch presses of claim 1, it is characterized in that described signal conversion module is an analog output module, the conversion of the logical order parameter in the logic controller is output into the analog quantity that frequency converter can be discerned deciphering.
5. according to claim 1 or 4 described energy-saving control device for punch presses, it is characterized in that described logic controller is the PLC Programmable Logic Controller.
6. according to the described energy-saving control device for punch presses of claim 1, it is characterized in that described signal conversion module is the RS485 output module.
7. according to the described energy-saving control device for punch presses of claim 1, it is characterized in that described signal conversion module is the network interface output module.
8. according to the described energy-saving control device for punch presses of claim 1, it is characterized in that described fuselage is provided with power input, the also external energy-saving appliance that is equipped with before power input.
9. according to the described energy-saving control device for punch presses of claim 1, it is characterized in that also be circumscribed with touch-screen on the described fuselage, touch-screen is electrically connected with logic controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010195700A CN101863139A (en) | 2010-06-07 | 2010-06-07 | Energy-saving control device for punch presses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010195700A CN101863139A (en) | 2010-06-07 | 2010-06-07 | Energy-saving control device for punch presses |
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| CN101863139A true CN101863139A (en) | 2010-10-20 |
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| CN201010195700A Pending CN101863139A (en) | 2010-06-07 | 2010-06-07 | Energy-saving control device for punch presses |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109093044A (en) * | 2018-07-19 | 2018-12-28 | 天津市天锻压力机有限公司 | A kind of hydraulic press fluid infusion of frequency control and cooling control system |
| CN112058982A (en) * | 2020-08-25 | 2020-12-11 | 陈勇良 | Energy-saving punching machine capable of absorbing energy at idle time and starting machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2449840Y (en) * | 2000-10-03 | 2001-09-26 | 蒋家善 | Bar cutting-off machine |
| CN2820525Y (en) * | 2005-07-26 | 2006-09-27 | 天津市天锻压力机有限公司 | Hydraulic driving device for intelligent variable frequency electric hydraulic press |
| CN1907697A (en) * | 2005-08-05 | 2007-02-07 | 天津市天锻压力机有限公司 | Press machine head, system of workbench precision intelligence centering control and method thereof |
| CN2864772Y (en) * | 2006-01-18 | 2007-01-31 | 张挺胜 | Automatic control device for final position of moving parts |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109093044A (en) * | 2018-07-19 | 2018-12-28 | 天津市天锻压力机有限公司 | A kind of hydraulic press fluid infusion of frequency control and cooling control system |
| CN109093044B (en) * | 2018-07-19 | 2020-11-17 | 天津市天锻压力机有限公司 | Variable-frequency control hydraulic press liquid supplementing and cooling control system |
| CN112058982A (en) * | 2020-08-25 | 2020-12-11 | 陈勇良 | Energy-saving punching machine capable of absorbing energy at idle time and starting machine |
| CN112058982B (en) * | 2020-08-25 | 2022-04-12 | 浙江金澳兰机床有限公司 | Energy-saving punching machine capable of absorbing energy at idle time and starting machine |
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Application publication date: 20101020 |