CN104959414A - Metal plate bending system and method based on crack detection feedback regulation - Google Patents
Metal plate bending system and method based on crack detection feedback regulation Download PDFInfo
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- CN104959414A CN104959414A CN201510362219.0A CN201510362219A CN104959414A CN 104959414 A CN104959414 A CN 104959414A CN 201510362219 A CN201510362219 A CN 201510362219A CN 104959414 A CN104959414 A CN 104959414A
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- work piece
- bending
- main frame
- pressure sensor
- drive motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention relates to a metal plate bending system and method based on crack detection feedback regulation. The system comprises a driving motor arranged on a machine frame, a clamping and fixing base and a main unit, wherein a bending shaft is installed on the driving motor, and a part to be machined is arranged on the clamping and fixing base. The system further comprises an X-ray thickness detector installed on the machine frame, an ultrasonic crack detector installed on the clamping and fixing base, a proximity switch, a pressure sensor, and a controller connected with the main unit, wherein the proximity switch and the pressure sensor are installed on the clamping and fixing base, the proximity switch is installed on the bent side of the part to be machined through a supporting rod, and a second pressure sensor is further installed on the clamping and fixing base. According to the system and method, the output torque of the driving motor is controlled by detecting the thickness of the part to be machined; output torque is adjusted by detecting the number of cracks, so that the number of bending cracks is reduced; bending angle is controlled by arranging the proximity switch, so that excessive bending is avoided; the clamping force applied to the part to be machined is controlled and the part to be machined is positioned by means of the pressure sensors, so that machining reliability is improved.
Description
Technical field
The present invention relates to panel beating 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; Lack locating and detecting device, easily occur the inclined or empty bending phenomenon of folding.
Summary of the invention
The applicant is for the above-mentioned shortcoming of above-mentioned bending equipment, and provide a kind of panel beating Bending Processing system and method based on crack detection feedback regulation, 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 a panel beating Bending Processing system for crack detection feedback regulation, comprise the drive motors be installed in frame, grip the main frame of seat and control drive motors, the motor shaft of drive motors is installed bending axle, grip device work piece on seat;
Also comprise by the X-ray thickness detector of the first support installing in described frame, detect feedback device, be installed on the controller gripping proximity switch on seat and the first pressure sensor, be connected with described main frame; Described detection feedback device comprises by the second support installing in gripping the supersonic crack detector on seat, described proximity switch is installed on the bending side of work piece by support bar, described first pressure sensor is installed on the clamping side of work piece, described in grip the second pressure sensor seat being also provided with and being positioned at described work piece bottom surface;
Described X-ray thickness detector, supersonic crack detector, the first pressure sensor, the second pressure sensor and proximity switch are connected with main frame respectively by DSP data processing module; Described X-ray thickness detector 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 motors by main frame by controller; Described supersonic crack detector 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 motors according to feedback information.
Based on a panel beating Bending Processing method for crack detection feedback regulation, comprise the following steps:
The first step: the first pressure threshold value setting the first pressure sensor, sets the second pressure threshold value of the second pressure sensor;
Second step: work piece is placed in and grips on seat, regulate clamp pressure to the first pressure threshold value, pressure signal is delivered to main frame by the first pressure sensor; Regulate pressure to the second pressure threshold value that clip position makes the second pressure sensor detect, pressure signal is delivered to main frame by the second pressure sensor;
3rd step: start the thickness of X-ray thickness detector 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 motors by controller, drive motors 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 motors work;
6th step: the work piece of Bending Processing is delivered to detection feedback device, supersonic crack detector 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 motors 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 motors is controlled by controller, relative scale in the 5th step calculates output torque, and drive motors 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 X-ray thickness detector, utilizes main frame according to the first output torque of the THICKNESS CONTROL drive motors of work piece, carries out bending with the first output torque to work piece; Work piece after bending detects crackle amount through supersonic crack detector, it is the second output torque that main frame suitably reduces the first output torque according to crackle amount control drive motors, 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 the first pressure sensor control work piece constant, avoid there is excessive deformation and loosening defect; Adopt the location induction of the second pressure sensor to work piece to detect, avoid the idle running of drive motors to drive, i.e. empty bending phenomenon, improve process reliability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of detection feedback device of the present invention.
Fig. 3 is working state figure of the present invention.
Fig. 4 is operation principle block diagram of the present invention.
In figure: 1, frame; 2, seat is gripped; 21, holding tank; 3, drive motors; 4, main frame; 5, work piece; 6, bending axle; 7, the first support; 8, X-ray thickness detector; 9, DSP data processing module; 10, controller; 11, the first pressure sensor; 12, proximity switch; 13, support bar; 131, mounting groove; 14, the second support; 15, supersonic crack detector; 16, the second pressure sensor.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As shown in Figures 1 to 4, the panel beating Bending Processing system based on crack detection feedback regulation of the present embodiment, comprise the drive motors 3 be installed in frame 1, grip the main frame 4 of seat 2 and control drive motors 3, the motor shaft of drive motors 3 is installed bending axle 6, grip device work piece 5 on seat 2
Also comprise the X-ray thickness detector 8 be installed on by the first support 7 in frame 1, detect feedback device, be installed on the controller 10 gripping proximity switch 12 on seat 2 and the first pressure sensor 11, be connected with main frame 4; Detect feedback device to comprise and be installed on by the second support 14 the supersonic crack detector 15 gripped on seat 2, proximity switch 12 is installed on the bending side of work piece 5 by support bar 13, first pressure sensor 11 is installed on the clamping side of work piece 5, grips the second pressure sensor 16 seat 2 being also provided with and being positioned at work piece 5 bottom surface;
X-ray thickness detector 8, supersonic crack detector 15, first pressure sensor 11, second pressure sensor 16 and proximity switch 12 are connected with main frame 4 respectively by DSP data processing module 9; X-ray thickness detector 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 motors 3 by main frame 4 by controller 10; Supersonic crack detector 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 motors 3 according to feedback information, and the second output torque is 0.8 ~ 1 times of the first output torque.
First pressure sensor 11 setting 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; Second pressure sensor 16 is for detecting the location and installation of work piece 5; Only have when the first pressure sensor 11 and the second pressure sensor 16 all detect pressure signal, drive motors 3 just starts.
Proximity switch 12, for limiting the bending angle of work piece 5, when it receives approach signal, stops drive motors 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 panel beating Bending Processing method based on crack detection feedback regulation of the present embodiment, comprises the following steps:
The first step: the first pressure threshold value setting the first pressure sensor 11, sets the second pressure threshold value of the second pressure sensor 16;
Second step: work piece 5 is placed in and grips on seat 2, regulate clamp pressure to the first pressure threshold value, pressure signal is delivered to main frame 4 by the first pressure sensor 11; Regulate pressure to the second pressure threshold value that clip position makes the second pressure sensor 16 detect, pressure signal is delivered to main frame 4 by the second pressure sensor 16;
3rd step: the thickness starting X-ray thickness detector 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 motors 3 by controller 10, drive motors 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 motors 3 to work;
6th step: the work piece 5 of Bending Processing is delivered to detection feedback device, the bending part of supersonic crack detector 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 motors 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 motors 3 is controlled by controller 10, relative scale in the 5th step calculates output torque, and drive motors 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 X-ray thickness detector 8, utilizes main frame 4 according to the first output torque of the THICKNESS CONTROL drive motors 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 detector 15, it is the second output torque that main frame 4 controls the suitable reduction of drive motors 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; Adopt the first pressure sensor 11 to control the clamp pressure of work piece 5 constant, avoid there is excessive deformation and loosening defect; Adopt the location induction of the second pressure sensor 16 pairs of work pieces 5 to detect, avoid the idle running of drive motors 3 to drive, i.e. empty bending phenomenon, improve process reliability.
In the present invention, X-ray thickness detector 8, DSP data processing module 9, controller 10, pressure sensor and supersonic crack detector 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. the panel beating Bending Processing system based on crack detection feedback regulation, comprise the drive motors (3) be installed in frame (1), grip the main frame (4) of seat (2) and control drive motors (3), the motor shaft of drive motors (3) is installed bending axle (6), grip the upper device work piece (5) of seat (2), it is characterized in that:
Also comprise the X-ray thickness detector (8) be installed on by the first support (7) in described frame (1), detect feedback device, be installed on the controller (10) gripping proximity switch (12) on seat (2) and the first pressure sensor (11), be connected with described main frame (4); Described detection feedback device comprises and is installed on by the second support (14) the supersonic crack detector (15) gripped on seat (2), described proximity switch (12) is installed on the bending side of work piece (5) by support bar (13), described first pressure sensor (11) is installed on the clamping side of work piece (5), described in grip the second pressure sensor (16) seat (2) being also provided with and being positioned at described work piece (5) bottom surface;
Described X-ray thickness detector (8), supersonic crack detector (15), the first pressure sensor (11), the second pressure sensor (16) and proximity switch (12) are connected with main frame (4) respectively by DSP data processing module (9); Described X-ray thickness detector (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 motors (3) by main frame (4) by controller (10); Described supersonic crack detector (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 motors (3) according to feedback information.
2. utilize the panel beating Bending Processing method based on crack detection feedback regulation of claim 1, it is characterized in that comprising the following steps:
The first step: the first pressure threshold value setting the first pressure sensor (11), sets the second pressure threshold value of the second pressure sensor (16);
Second step: work piece (5) is placed in and grips on seat (2), regulate clamp pressure to the first pressure threshold value, pressure signal is delivered to main frame (4) by the first pressure sensor (11); Regulate pressure to the second pressure threshold value that clip position makes the second pressure sensor (16) detect, pressure signal is delivered to main frame (4) by the second pressure sensor (16);
3rd step: start X-ray thickness detector (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 motors (3) by controller (10), drive motors (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 motors (3) work;
6th step: the work piece (5) of Bending Processing is delivered to detection feedback device, the bending part of supersonic crack detector (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 motors (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 motors (3) is controlled by controller (10), relative scale in the 5th step calculates output torque, and drive motors (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 |
|---|---|---|---|
| CN201510362219.0A CN104959414A (en) | 2015-06-26 | 2015-06-26 | Metal plate bending system and method based on crack detection feedback regulation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510362219.0A CN104959414A (en) | 2015-06-26 | 2015-06-26 | Metal plate bending system and method based on crack detection feedback regulation |
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| CN104959414A true CN104959414A (en) | 2015-10-07 |
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| CN201510362219.0A Pending CN104959414A (en) | 2015-06-26 | 2015-06-26 | Metal plate bending system and method based on crack detection feedback regulation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734401A (en) * | 2016-11-28 | 2017-05-31 | 无锡博进精密机械制造有限公司 | Reaction type bending machining device with multi-faceted pressure detecting |
-
2015
- 2015-06-26 CN CN201510362219.0A patent/CN104959414A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734401A (en) * | 2016-11-28 | 2017-05-31 | 无锡博进精密机械制造有限公司 | Reaction type bending machining device with multi-faceted pressure detecting |
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Application publication date: 20151007 |
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