CN104942069A - Sheet metal bending device based on bending angle control and feedback torque adjustment - Google Patents
Sheet metal bending device based on bending angle control and feedback torque adjustment Download PDFInfo
- Publication number
- CN104942069A CN104942069A CN201510351355.XA CN201510351355A CN104942069A CN 104942069 A CN104942069 A CN 104942069A CN 201510351355 A CN201510351355 A CN 201510351355A CN 104942069 A CN104942069 A CN 104942069A
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- Prior art keywords
- bending
- main frame
- pressure sensor
- work piece
- detector
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/004—Bending sheet metal along straight lines, e.g. to form simple curves with program control
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a sheet metal bending device based on bending angle control and feedback torque adjustment. The sheet metal bending device based on bending angle control and feedback torque adjustment comprises a drive motor, a clamping fixing base and a host which are arranged on a machine frame; a bending shaft is installed on the drive motor; the clamping fixing base is provided with a processed workpiece. The sheet metal bending device based on bending angle control and feedback torque adjustment further comprises an ultrasonic thickness detector, an ultrasonic crack detector, a pressure sensor, a roller, a proximity switch and a controller connected with the host, wherein the ultrasonic thickness detector, the ultrasonic crack detector, the pressure sensor and the roller are installed on the machine frame; the ultrasonic thickness detector, the ultrasonic crack detector, the pressure sensor and the proximity switch are connected with the host through a DSP data processing module. Through combination of staged type bending and feedback control, the crack quantity is greatly reduced, and the processing quality is improved; the arranged roller carries out extrusion and friction on the concave surface of the processed workpiece, effectively removes protrusive burrs and cracks and omits the subsequent processing process; the proximity switch controls the bending angle, so that excessive bending is prevented, and the processing safety 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, the Simple bending processing of sheet material can be realized, 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, and adopt constant bending power, can not change along with the change of bending angle, sheet fabrication is of low quality, and the sheet material after bending exists crackle; Sheet material after bending can only rely on naked eyes to detect, and detects inaccurate, poor effect; After bending there is crackle and burr due to extruding in the sheet material of its concave surface, needs to process further, cause the process-cycle long; Lack angle controller, easily occur the situation that bending is excessive there is potential safety hazard.
Summary of the invention
The applicant, for the above-mentioned shortcoming of above-mentioned bending equipment, provides a kind of panel beating apparatus for bending controlling to regulate with feedback torque based on bending angle, and it has delicate structure, feature that crudy is high.
The technical solution adopted in the present invention is as follows:
A kind of panel beating apparatus for bending controlling to regulate with feedback torque based on bending angle, 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 ultrasonic thickness detector of the first support installing in described frame, be installed on the controller gripping pressure sensor on seat and roller bearing, detection feedback device and be connected with described main frame, described roller bearing is positioned at the bending side of work piece, described pressure sensor is installed on and grips in the mounting groove of seat, in described mounting groove, returning apparatus has the pressing plate being positioned at pressure sensor upper end, the upper surface linking springs of pressing plate, the upper end of spring is connected with described roller bearing by connecting plate; Describedly grip fixed block seat is connected with gliding groove and upper hopper chute, be connected with connecting plate by connecting rod in gliding groove, in described upper hopper chute, connect described proximity switch by screw; Described detection feedback device comprises by the second holder device in gripping the supersonic crack detector on seat, and supersonic crack detector is positioned at the bending part of work piece;
Described ultrasonic thickness detector, pressure sensor, proximity switch and supersonic crack detector are connected with main frame respectively by DSP data processing module; Described ultrasonic thickness detector detects the thickness of work piece and data is delivered to main frame through the process of described DSP data processing module, initial torque signal, according to the thickness setting initial 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; Pressure sensor detects the pressure signal of pressing plate also by the bending moment of torsion of drive motors described in host computer control.
Beneficial effect of the present invention is as follows:
The present invention detects the thickness of work piece by ultrasonic thickness detector, main frame is utilized to carry out first stage bending according to the initial output torque of the THICKNESS CONTROL drive motors of work piece, and adjust initial output torque by detecting crackle, with most suitable initial torque, bending is carried out to work piece, avoid the excessive or too small impact on work piece of initial torque; Adopt pressure sensor to control the bending moment of torsion of drive motors, carry out second stage bending with bending moment of torsion, by bending stage by stage, reduce crackle amount widely, improve crudy; Roller bearing is set extrusion friction is carried out to the inner concave of work piece, effectively removes protruding burr and crackle, save following process process, shorten the process-cycle; Control bending angle by proximity switch, prevent excessive bending, improve the security of processing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is working state figure of the present invention.
Fig. 3 is the structural representation of detection feedback device of the present invention.
Fig. 4 is operation principle block diagram of the present invention.
In figure: 1, frame; 2, seat is gripped; 21, mounting groove; 3, drive motors; 4, main frame; 5, work piece; 6, bending axle; 7, the first support; 8, ultrasonic thickness detector; 9, DSP data processing module; 10, controller; 11, fixed block; 111, gliding groove; 112, upper hopper chute; 12, pressure sensor; 13, spring; 14, connecting plate; 15, roller bearing; 16, connecting rod; 17, pressing plate; 18, the second support; 19, supersonic crack detector; 20, proximity switch.
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 apparatus for bending regulated with feedback torque based on the control of bending angle 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 ultrasonic thickness detector 8 be installed on by the first support 7 in frame 1, be installed on the controller 10 gripping pressure sensor 12 on seat 2 and roller bearing 15, detect feedback device and be connected with main frame 4, roller bearing 15 is positioned at the bending side of work piece 5, pressure sensor 12 is installed on and grips in the mounting groove 21 of seat 2, in mounting groove 21, returning apparatus has the pressing plate 17 being positioned at pressure sensor 12 upper end, the upper surface linking springs 13 of pressing plate 17, the upper end of spring 13 is connected with roller bearing 15 by connecting plate 14; Grip the fixed block 11 seat 2 is connected with gliding groove 111 and upper hopper chute 112, be connected with connecting plate 14 by connecting rod 16 in gliding groove 111, in upper hopper chute 112, connect proximity switch 20 by screw; Detect feedback device to comprise and be installed on by the second support 18 the supersonic crack detector 19 gripped on seat 2, supersonic crack detector 19 is positioned at the bending part of work piece 5;
Ultrasonic thickness detector 8, pressure sensor 12, proximity switch 20 and supersonic crack detector 19 are connected with main frame 4 respectively by DSP data processing module 9; Ultrasonic 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, main frame 4 is according to the thickness setting initial torque signal of work piece 5, and the first output torque initial torque signal being controlled drive motors 3 by controller 10 carries out bending as initial torque to work piece 5; Setting pressure threshold values in pressure sensor 12, roller bearing 15 is extruded during work piece 5 bending, extruding force is passed to pressure sensor 12 by roller bearing 15, when extruding force overpressure threshold values, pressure sensor 12 controls the bending moment of torsion of drive motors 3 by main frame 4, bending moment of torsion is generally set as 1.2 ~ 1.5 times of initial torque, drive motors 3 continues Bending Processing with bending moment of torsion to work piece 5, when after work piece 5 bending, its bending end contacts with proximity switch 20, stop electric machine rotation by main frame 4 after proximity switch 20 detects signal, complete bending operation; Supersonic crack detector 19 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, the second output torque that main frame 4 controls drive motors 3 according to feedback information carries out bending as initial torque to next work piece 5, and the second output torque is 0.8 ~ 1 times of the first output torque.
The present invention detects the thickness of work piece 5 by ultrasonic thickness detector 8, main frame 4 is utilized to carry out first stage bending according to the initial output torque of the THICKNESS CONTROL drive motors 3 of work piece 5, and adjust initial output torque by detecting crackle, with most suitable initial torque, bending is carried out to work piece 5, avoid the excessive or too small impact on work piece 5 of initial torque; Adopt pressure sensor 12 to control the bending moment of torsion of drive motors 3, carry out second stage bending with bending moment of torsion, by bending stage by stage, reduce crackle amount widely, improve crudy; The inner concave arranging roller bearing 15 pairs of work pieces 5 carries out extrusion friction, effectively removes protruding burr and crackle, saves following process process, shorten the process-cycle; Control bending angle by proximity switch 20, prevent excessive bending, improve the security of processing.
In the present invention, ultrasonic thickness detector 8, supersonic crack detector 19, DSP data processing module 9, pressure sensor 12, proximity switch 20 and controller 10 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 (1)
1. the panel beating apparatus for bending regulated with feedback torque based on the control of bending angle, 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 ultrasonic thickness detector (8) be installed on by the first support (7) in described frame (1), be installed on and grip pressure sensor (12) on seat (2) and roller bearing (15), the controller (10) detecting feedback device and be connected with described main frame (4), described roller bearing (15) is positioned at the bending side of work piece (5), described pressure sensor (12) is installed in the mounting groove (21) gripping seat (2), in described mounting groove (21), returning apparatus has the pressing plate (17) being positioned at pressure sensor (12) upper end, the upper surface linking springs (13) of pressing plate (17), the upper end of spring (13) is connected with described roller bearing (15) by connecting plate (14), describedly grip the fixed block (11) seat (2) is connected with gliding groove (111) and upper hopper chute (112), be connected with connecting plate (14) by connecting rod (16) in gliding groove (111), in described upper hopper chute (112), connect described proximity switch (20) by screw, described detection feedback device comprises and is installed on by the second support (18) the supersonic crack detector (19) gripped on seat (2), and supersonic crack detector (19) is positioned at the bending part of work piece (5),
Described ultrasonic thickness detector (8), pressure sensor (12), proximity switch (20) and supersonic crack detector (19) are connected with main frame (4) respectively by DSP data processing module (9); Described ultrasonic 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, initial torque signal, according to the thickness setting initial 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 (19) 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; Pressure sensor (12) detects the pressure signal of pressing plate (17) and passes through the bending moment of torsion that main frame (4) controls described drive motors (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510351355.XA CN104942069A (en) | 2015-06-24 | 2015-06-24 | Sheet metal bending device based on bending angle control and feedback torque adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510351355.XA CN104942069A (en) | 2015-06-24 | 2015-06-24 | Sheet metal bending device based on bending angle control and feedback torque adjustment |
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| Publication Number | Publication Date |
|---|---|
| CN104942069A true CN104942069A (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510351355.XA Pending CN104942069A (en) | 2015-06-24 | 2015-06-24 | Sheet metal bending device based on bending angle control and feedback torque adjustment |
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| CN (1) | CN104942069A (en) |
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 |
| CN110090878A (en) * | 2019-05-29 | 2019-08-06 | 河北虎牌集团奥笛柜业有限公司 | The double right-angle bending devices of plate U-shaped |
-
2015
- 2015-06-24 CN CN201510351355.XA patent/CN104942069A/en active Pending
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 |
| CN110090878A (en) * | 2019-05-29 | 2019-08-06 | 河北虎牌集团奥笛柜业有限公司 | The double right-angle bending devices of plate U-shaped |
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Application publication date: 20150930 |
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