CN104965488A - Metal plate folding system based on crack detection feedback torque adjustment and method - Google Patents
Metal plate folding system based on crack detection feedback torque adjustment and method Download PDFInfo
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- CN104965488A CN104965488A CN201510367115.9A CN201510367115A CN104965488A CN 104965488 A CN104965488 A CN 104965488A CN 201510367115 A CN201510367115 A CN 201510367115A CN 104965488 A CN104965488 A CN 104965488A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/401—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for measuring, e.g. calibration and initialisation, measuring workpiece for machining purposes
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Control Of Presses (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a metal plate folding system based on crack detection feedback torque adjustment and a method. The metal plate folding system based on crack detection feedback torque adjustment comprises a driving motor arranged on a rack, a clamping fixed seat and a host; a bending shaft is installed on the driving motor; a processed workpiece is installed on the clamping fixed seat; the metal plate folding system also comprises an ultrasound wave thickness detector installed on the rack, an ultrasound wave crack detector installed on the clamping fixed base, a proximity switch and a pressure sensor which are installed on the clamping fixed seat, and a controller connected to the host; the proximity switch is installed on the bending side of the workpiece to be processed through a support rod; and the ultrasound thickness detector, the ultrasound crack detector and the proximity switch are connected to the host through a DSP data processing module. The invention controls the output torque of the driving motor through detecting the thickness of the processed workpiece and adjusts the output torque through detecting the crack amount, and reduces the bending cracks. The arrangement of the proximity switch controls the bending angle and prevents the over-bending. The pressure sensor is adopted to control the clamping force of the processed workpiece.
Description
Technical field
The present invention relates to can manufacturing technical field, especially panel beating apparatus for bending.
Background technology
The plate bending machine of existing use, conventional organic pillow hydraulic pressure two class, mechanical bender utilizes motor to be realized moving up and down of work conjunction by series of gears speed change and eccentric wheel.Hydraulic bending press is then utilize hydraulic jack and a whole set of oil circuit control element to realize.These benders play an important role in large enterprise's batch production, but Bi Jing is due to expensive, complex structure, limit the universal of it.Along with the development of commodity economy, small articles of daily use stamped part is increasing, and small business and even individual business operator are in the urgent need to cheap, the simple plate bending machine of structure.
There is the small-sized bender of part in the market, can realize the Simple bending processing of sheet material, but there is following shortcoming in it: rely on workman's experience setting bending moment of torsion during work, can not regulate in real time along with the thickness of sheet material, sheet fabrication is of low quality, and the sheet material after bending exists crack defect; Sheet material after bending can only rely on naked eyes to detect, and detects inaccurate, poor effect; Lack angle controller, easily occur the situation that bending is excessive also there is potential safety hazard; Work piece relies on manual adjustment clamping, and excessive deformation or loosening phenomenon easily appear in its clamping place.
Summary of the invention
The applicant is for the above-mentioned shortcoming of above-mentioned bending equipment, and provide a kind of and feed back and the panel beating bending system of torque adjustment and method based on crack detection, it has, and structure is simple, crudy is high, the feature of use safety.
The technical solution adopted in the present invention is as follows:
Based on the panel beating bending system of crack detection feedback with torque adjustment, comprise the drive motor be installed in frame, grip the main frame of seat and control drive motor, the motor shaft of drive motor is installed bending axle, grip device work piece on seat;
Also comprise by the ultrasonic thickness detecting device of the first support installing in described frame, detect feedback assembly, be installed on the controller gripping proximity switch on seat and pressure transducer, be connected with described main frame; Described detection feedback assembly comprises by the second support installing in gripping the supersonic crack detecting device on seat, and described proximity switch is installed on the bending side of work piece by support bar, and described pressure transducer is installed on the clamping side of work piece;
Described ultrasonic thickness detecting device, supersonic crack detecting device, pressure transducer and proximity switch are connected with main frame respectively by DSP data processing module; Described ultrasonic thickness detecting device detects the thickness of work piece and data is delivered to main frame through the process of described DSP data processing module, torque signal, according to the thickness setting torque signal of work piece, is controlled the first output torque of drive motor by main frame by controller; Described supersonic crack detecting device detects the crackle amount of the bending part of the work piece after bending, and crackle amount is fed back to main frame by the process of described DSP data processing module, and main frame controls the second output torque of drive motor according to feedback information.
Based on crack detection feedback and a panel beating bending method for torque adjustment, comprise the following steps:
The first step: the pressure threshold value of set pressure sensor;
Second step: work piece is placed in and grips on seat, regulate clamp pressure to pressure threshold value, pressure signal is delivered to main frame by pressure transducer;
3rd step: start the thickness of ultrasonic thickness detecting device to work piece and detect, the thickness data of detection is by the process of DSP data processing module;
4th step: the thickness information of the work piece after process is delivered to main frame, host setting torque signal, controls the first output torque of drive motor by controller, drive motor drives bending axle to carry out bending to work piece;
5th step: proximity switch detects the approach signal of work piece bending end, and approach signal is delivered to main frame, main frame stops drive motor work;
6th step: the work piece of Bending Processing is delivered to detection feedback assembly, supersonic crack detecting device carries out crack detection to the bending part of work piece, detection data are fed back to main frame by the process of described DSP data processing module, main frame controls the second output torque of drive motor according to feedback information, and calculates the relative scale of the second output torque and the first output torque;
7th step: be installed on by next work piece and grip on seat, repeats second step to the 3rd step;
8th step: the thickness information of the work piece after process is delivered to main frame, host setting torque signal, the first output torque of drive motor is controlled by controller, relative scale in the 5th step calculates output torque, and drive motor drives bending axle to carry out bending to work piece with this output torque;
9th step: repeat the 5th step carries out follow-up work piece Bending Processing to the 8th step.
Beneficial effect of the present invention is as follows:
The present invention detects the thickness of work piece by ultrasonic thickness detecting device, utilizes main frame according to the first output torque of the THICKNESS CONTROL drive motor of work piece, carries out bending with the first output torque to work piece; Work piece after bending detects crackle amount through supersonic crack detecting device, it is the second output torque that main frame suitably reduces the first output torque according to crackle amount control drive motor, with the second output torque to next work piece Bending Processing, thus with most suitable moment of torsion to work piece bending, avoid the excessive or too small impact on work piece of moment of torsion, reduce bending crackle, improve crudy; Proximity switch is set and automatically controls bending angle, prevent excessive bending, and proximity switch conveniently can regulate height and angle, adapts to the sheet metal component bending of many sizes, multi-angle; Adopt the clamp pressure of pressure transducer control work piece constant, avoid there is excessive deformation and loosening defect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of detection feedback assembly of the present invention.
Fig. 3 is working state figure of the present invention.
Fig. 4 is principle of work block diagram of the present invention.
In figure: 1, frame; 2, seat is gripped; 21, holding tank; 3, drive motor; 4, main frame; 5, work piece; 6, bending axle; 7, the first support; 8, ultrasonic thickness detecting device; 9, DSP data processing module; 10, controller; 11, pressure transducer; 12, proximity switch; 13, support bar; 131, mounting groove; 14, the second support; 15, supersonic crack detecting device.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As shown in Figures 1 to 4, the present embodiment based on crack detection feedback and the panel beating bending system of torque adjustment, comprise the drive motor 3 be installed in frame 1, grip the main frame 4 of seat 2 and control drive motor 3, the motor shaft of drive motor 3 is installed bending axle 6, grip device work piece 5 on seat 2;
Also comprise the ultrasonic thickness detecting device 8 be installed on by the first support 7 in frame 1, detect feedback assembly, be installed on the controller 10 gripping proximity switch 12 on seat 2 and pressure transducer 11, be connected with main frame 4; Detect feedback assembly to comprise and be installed on by the second support 14 the supersonic crack detecting device 15 gripped on seat 2, proximity switch 12 is installed on the bending side of work piece 5 by support bar 13, and pressure transducer 11 is installed on the clamping side of work piece 5.
Ultrasonic thickness detecting device 8, supersonic crack detecting device 15, pressure transducer 11 and proximity switch 12 are connected with main frame 4 respectively by DSP data processing module 9; Ultrasonic thickness detecting device 8 detects the thickness of work piece 5 and data is delivered to main frame 4 through DSP data processing module 9 process, torque signal, according to the thickness setting torque signal of work piece 5, is controlled the first output torque of drive motor 3 by main frame 4 by controller 10; Supersonic crack detecting device 15 detects the crackle amount of the bending part of the work piece 5 after bending, crackle amount is fed back to main frame 4 by DSP data processing module 9 process, main frame 4 controls the second output torque of drive motor 3 according to feedback information, and the second output torque is 0.8 ~ 1 times of the first output torque.
Pressure transducer 11 set pressure threshold values, detection work piece 5 is held on clamp pressure when gripping in seat 2, and when avoiding pressure excessive, work piece 5 clamping place distortion is excessive, loosening when avoiding pressure too small in work piece 5 Forging Process;
Proximity switch 12, for limiting the bending angle of work piece 5, when it receives approach signal, stops drive motor 3 to work by main frame 4 automatically; For ease of carrying out bending angle adjustment to different work pieces 5, support bar 13 by screw can in holding tank 21 adjusting position; Proximity switch 12 by screw can in the mounting groove 131 of support bar 13 adjusting angle and height.
The present embodiment based on crack detection feedback and the panel beating bending method of torque adjustment, comprise the following steps:
The first step: the pressure threshold value of set pressure sensor 11;
Second step: work piece 5 is placed in and grips on seat 2, regulate clamp pressure to pressure threshold value, pressure signal is delivered to main frame 4 by pressure transducer 11;
3rd step: the thickness starting ultrasonic thickness detecting device 8 pairs of work pieces 5 detects, and the thickness data of detection is processed by DSP data processing module 9;
4th step: the thickness information of the work piece 5 after process is delivered to main frame 4, and main frame 4 sets torque signal, controls the first output torque of drive motor 3 by controller 10, drive motor 3 drives bending axle 6 pairs of work pieces 5 to carry out bending;
5th step: proximity switch 12 detects the approach signal of work piece 5 bending end, approach signal is delivered to main frame 4, main frame 4 stops drive motor 3 to work;
6th step: the work piece 5 of Bending Processing is delivered to detection feedback assembly, the bending part of supersonic crack detecting device 15 pairs of work pieces 5 carries out crack detection, detection data are fed back to main frame 4 by DSP data processing module 9 process, main frame 4 controls the second output torque of drive motor 3 according to feedback information, and calculates the relative scale of the second output torque and the first output torque;
7th step: be installed on by next work piece 5 and grip on seat 2, repeats second step to the 3rd step;
8th step: the thickness information of the work piece 5 after process is delivered to main frame 4, main frame 4 sets torque signal, the first output torque of drive motor 3 is controlled by controller 10, relative scale in the 5th step calculates output torque, and drive motor 3 drives bending axle 6 pairs of work pieces 5 to carry out bending with this output torque;
9th step: repeat the 5th step carries out follow-up work piece 5 Bending Processing to the 8th step.
The present invention detects the thickness of work piece 5 by ultrasonic thickness detecting device 8, utilizes main frame 4 according to the first output torque of the THICKNESS CONTROL drive motor 3 of work piece 5, carries out bending with the first output torque to work piece 5; Work piece 5 after bending detects crackle amount through supersonic crack detecting device 15, it is the second output torque that main frame 4 controls the suitable reduction of drive motor 3 first output torque according to crackle amount, with the second output torque to next work piece 5 Bending Processing, thus with most suitable moment of torsion to work piece 5 bending, avoid the excessive or too small impact on work piece 5 of moment of torsion, reduce bending crackle, improve crudy; Proximity switch 12 is set and automatically controls bending angle, prevent excessive bending, and proximity switch 12 conveniently can regulate height and angle, adapts to the sheet metal component bending of many sizes, multi-angle; The clamp pressure that employing pressure transducer 11 controls work piece 5 is constant, avoids there is excessive deformation and loosening defect.
In the present invention, ultrasonic thickness detecting device 8, DSP data processing module 9, controller 10, pressure transducer 11 and supersonic crack detecting device 15 are prior art.
More than describing is explanation of the invention, and be not the restriction to invention, limited range of the present invention is see claim, and when without prejudice to spirit of the present invention, the present invention can do any type of amendment.
Claims (2)
1. one kind is fed back the panel beating bending system with torque adjustment based on crack detection, comprise the drive motor (3) be installed in frame (1), grip the main frame (4) of seat (2) and control drive motor (3), the motor shaft of drive motor (3) is installed bending axle (6), grip the upper device work piece (5) of seat (2), it is characterized in that:
Also comprise the ultrasonic thickness detecting device (8) be installed on by the first support (7) in described frame (1), detect feedback assembly, be installed on the controller (10) gripping proximity switch (12) on seat (2) and pressure transducer (11), be connected with described main frame (4); Described detection feedback assembly comprises and is installed on by the second support (14) the supersonic crack detecting device (15) gripped on seat (2), described proximity switch (12) is installed on the bending side of work piece (5) by support bar (13), and described pressure transducer (11) is installed on the clamping side of work piece (5);
Described ultrasonic thickness detecting device (8), supersonic crack detecting device (15), pressure transducer (11) and proximity switch (12) are connected with main frame (4) respectively by DSP data processing module (9); Described ultrasonic thickness detecting device (8) is detected the thickness of work piece (5) and data is delivered to main frame (4) through described DSP data processing module (9) process, torque signal, according to the thickness setting torque signal of work piece (5), is controlled the first output torque of drive motor (3) by main frame (4) by controller (10); Described supersonic crack detecting device (15) detects the crackle amount of the bending part of the work piece (5) after bending, crackle amount is fed back to main frame (4) by described DSP data processing module (9) process, and main frame (4) controls the second output torque of drive motor (3) according to feedback information.
2. what utilize claim 1 feeds back the panel beating bending method with torque adjustment based on crack detection, it is characterized in that comprising the following steps:
The first step: the pressure threshold value of set pressure sensor (11);
Second step: work piece (5) is placed in and grips on seat (2), regulate clamp pressure to pressure threshold value, pressure signal is delivered to main frame (4) by pressure transducer (11);
3rd step: start ultrasonic thickness detecting device (8) thickness to work piece (5) and detect, the thickness data of detection is by DSP data processing module (9) process;
4th step: the thickness information of the work piece (5) after process is delivered to main frame (4), main frame (4) setting torque signal, controlled the first output torque of drive motor (3) by controller (10), drive motor (3) drives bending axle (6) to carry out bending to work piece (5);
5th step: proximity switch (12) detects the approach signal of work piece (5) bending end, is delivered to main frame (4) by approach signal, main frame (4) stops drive motor (3) work;
6th step: the work piece (5) of Bending Processing is delivered to detection feedback assembly, the bending part of supersonic crack detecting device (15) to work piece (5) carries out crack detection, data will be detected and feed back to main frame (4) by described DSP data processing module (9) process, main frame (4) controls the second output torque of drive motor (3) according to feedback information, and calculates the relative scale of the second output torque and the first output torque;
7th step: be installed on by next work piece (5) and grip on seat (2), repeats second step to the 3rd step;
8th step: the thickness information of the work piece (5) after process is delivered to main frame (4), main frame (4) setting torque signal, the first output torque of drive motor (3) is controlled by controller (10), relative scale in the 5th step calculates output torque, and drive motor (3) drives bending axle (6) to carry out bending to work piece (5) with this output torque;
9th step: repeat the 5th step carries out follow-up work piece (5) Bending Processing to the 8th step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510367115.9A CN104965488A (en) | 2015-06-26 | 2015-06-26 | Metal plate folding system based on crack detection feedback torque adjustment and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510367115.9A CN104965488A (en) | 2015-06-26 | 2015-06-26 | Metal plate folding system based on crack detection feedback torque adjustment and method |
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| CN104965488A true CN104965488A (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510367115.9A Pending CN104965488A (en) | 2015-06-26 | 2015-06-26 | Metal plate folding system based on crack detection feedback torque adjustment and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424207A (en) * | 2016-11-28 | 2017-02-22 | 无锡博进精密机械制造有限公司 | Angle control bending system based on ultrasonic wave thickness detection and crack feedback |
| CN112577652A (en) * | 2020-11-23 | 2021-03-30 | 燕山大学 | Deformed steel bar bending moment testing device and method |
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| US4550586A (en) * | 1982-11-05 | 1985-11-05 | Cybelec S.A. | Device for forming part of a press brake for determining automatically the thickness of the sheet |
| CN104624726A (en) * | 2014-12-24 | 2015-05-20 | 广东高鑫科技股份有限公司 | X-ray thickness detection and bending speed adjusting bending machine based on PLC |
| CN104624737A (en) * | 2014-12-24 | 2015-05-20 | 广东高鑫科技股份有限公司 | Bending machine controlling torque adjustment and roll bending through PLC and method |
| CN104942058A (en) * | 2015-06-23 | 2015-09-30 | 苏州边桐传感科技有限公司 | Sheet metal bending system based on crack detection and feedback and torque adjustment |
| CN204817580U (en) * | 2015-06-23 | 2015-12-02 | 苏州边桐传感科技有限公司 | Panel beating system of bending based on crack detection feedback and torque control |
-
2015
- 2015-06-26 CN CN201510367115.9A patent/CN104965488A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4550586A (en) * | 1982-11-05 | 1985-11-05 | Cybelec S.A. | Device for forming part of a press brake for determining automatically the thickness of the sheet |
| CN104624726A (en) * | 2014-12-24 | 2015-05-20 | 广东高鑫科技股份有限公司 | X-ray thickness detection and bending speed adjusting bending machine based on PLC |
| CN104624737A (en) * | 2014-12-24 | 2015-05-20 | 广东高鑫科技股份有限公司 | Bending machine controlling torque adjustment and roll bending through PLC and method |
| CN104942058A (en) * | 2015-06-23 | 2015-09-30 | 苏州边桐传感科技有限公司 | Sheet metal bending system based on crack detection and feedback and torque adjustment |
| CN204817580U (en) * | 2015-06-23 | 2015-12-02 | 苏州边桐传感科技有限公司 | Panel beating system of bending based on crack detection feedback and torque control |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424207A (en) * | 2016-11-28 | 2017-02-22 | 无锡博进精密机械制造有限公司 | Angle control bending system based on ultrasonic wave thickness detection and crack feedback |
| CN112577652A (en) * | 2020-11-23 | 2021-03-30 | 燕山大学 | Deformed steel bar bending moment testing device and method |
| CN112577652B (en) * | 2020-11-23 | 2021-10-19 | 燕山大学 | Deformed steel bar bending moment testing device and method |
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Application publication date: 20151007 |