CN114367562A - Full-electric control bending machine based on Beckhoff system and use method thereof - Google Patents
Full-electric control bending machine based on Beckhoff system and use method thereof Download PDFInfo
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- CN114367562A CN114367562A CN202210123191.5A CN202210123191A CN114367562A CN 114367562 A CN114367562 A CN 114367562A CN 202210123191 A CN202210123191 A CN 202210123191A CN 114367562 A CN114367562 A CN 114367562A
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- 238000005452 bending Methods 0.000 title claims abstract description 104
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 12
- 238000010586 diagram Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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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- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
-
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
- B21D43/11—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers for feeding sheet or strip material
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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
- B21D5/002—Positioning devices
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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
- B21D5/006—Bending sheet metal along straight lines, e.g. to form simple curves combined with measuring of bends
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a full-electric control bending machine based on a Beckhoff system and a using method thereof, belonging to the field of bending equipment and comprising a plurality of bending machine sets which are arranged in series and move synchronously, wherein each bending machine set comprises a jaw which is correspondingly arranged up and down and is driven by a servo motor, and the two jaws relatively move up and down to press a bent plate; each bending machine set comprises an upper turning plate and a lower turning plate, the upper turning plate is arranged on the outer side of the jaw above, and the lower turning plate is arranged on the outer side of the jaw below; the upper turning plate is driven by a servo motor, the plate compressed by the jaw is bent downwards by an angle, and the lower turning plate is driven by the servo motor, and the plate compressed by the jaw is bent upwards by an angle; the supporting plate is used for placing and positioning the plates; the bending machine further comprises a rear pinch, the positioned plate is clamped, and then the plate is moved to a position corresponding to the length to be bent. The invention has no pollution and high automation degree.
Description
Technical Field
The invention belongs to the field of bending equipment, relates to multi-channel bending treatment of sheet metal, and particularly relates to a full-electric control bending machine based on a Beckhoff system and a using method thereof.
Background
Most of the existing bending machines in the market are semi-automatic, three actions of a jaw, a lower turning plate and a rear material blocking plate are arranged, a hydraulic station is required to be matched in order to meet the strength requirement, pressure is provided for an oil cylinder by the hydraulic station, and the jaw and the lower turning plate are driven to act by the oil cylinder; the back dam action wherein is fixed a position by inverter motor, and the setting that should keep off the material behind is only a backup plate benchmark of artifical push pedal, does not control the ability that panel removed, needs the manual fit to operate, has certain danger.
The hydraulic pressure station passes through oil pipe connection equipment, and oil leak, oil circuit jam scheduling problem often appear, and the fault rate is high, and at manual fit's in-process, the transportation and the location weight of large-scale panel beating are big moreover, and intensity is high, and equipment continuity of operation, operating personnel's intensity can not catch up, and efficiency receives certain influence.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above problems occurring in the description of the background art, and therefore it is an object of the present invention to provide a Beckhoff system-based fully electrically controlled bending machine and a method for using the same, wherein the bending machine is fully electrically controlled, does not require a hydraulic station, is clean and pollution-free, and has high automation degree, reduced labor intensity and improved work efficiency, and all actions are performed by a motor from feeding to bending without manual intervention.
In order to solve the technical problems, the invention adopts the technical scheme that: the fully-electrically-controlled bending machine based on the Beckhoff system comprises a plurality of bending machine sets which are arranged in series and move synchronously, each bending machine set comprises a jaw which is arranged correspondingly up and down, the jaws are driven by a servo motor, and the two jaws move up and down relatively to compress a bent plate;
each bending machine set comprises an upper turning plate and a lower turning plate, the upper turning plate is arranged on the outer side of the jaw above, and the lower turning plate is arranged on the outer side of the jaw below; the upper turning plate is driven by a servo motor, the plate compressed by the jaw is bent downwards by an angle, and the lower turning plate is driven by the servo motor, and the plate compressed by the jaw is bent upwards by an angle;
the device also comprises a supporting plate, wherein the supporting plate is used for placing a plate after extending out of the jaw, the plate is driven to move back and forth by using friction force, and the plate is dragged to an internal reference position after retracting to prepare bending;
the bending machine further comprises a rear pinch, the positioned plate is clamped, and then the plate is moved to a position corresponding to the length to be bent.
Furthermore, the jaws of the bending machine sets adopt the same power source and are driven by the same servo motor through a gear mechanism and a transmission shaft; the plurality of upper turning plates adopt the same power source and are driven by the same servo motor through a gear mechanism and a transmission shaft; the lower turning plates adopt the same power source and are driven by the same servo motor through a gear mechanism and a transmission shaft.
Furthermore, each supporting plate is driven by a corresponding servo motor, and is driven by a gear tooth mechanism to realize front and back telescopic motion; each rear pinch is driven by a corresponding servo motor, the front and rear telescopic motion is realized through the driving of a gear tooth mechanism, and the clamping and the loosening are realized through a cylinder connecting rod structure.
Further, the bending machine further comprises a PLC control system, the PLC is communicated with the servo motor based on an EtherCAT communication protocol, the PLC control system comprises an upper computer and an industrial personal computer based on a Beckhoff system, and the upper computer sends the length and angle production data of the bent plate to the industrial personal computer based on the Beckhoff system through a network.
The application method of the fully electrically controlled bending machine based on the Beckhoff system comprises the following steps
S1, angle calibration, namely acquiring servo position values corresponding to all angles and storing the servo position values in an upper computer system;
s2, compiling a plate diagram to be bent on a computer, and downloading the plate diagram to a PLC control system;
s3, the bending machine is fully electrically controlled to automatically work based on the Beckhoff system;
s4, controlling a servo motor of the jaw to open the jaw;
s5, feeding, wherein the PLC control system controls the supporting plate to be positioned in a servo mode, the supporting plate extends out, raw materials are placed on the supporting plate, then the supporting plate returns to the inside of the rack, the raw materials are brought into the equipment by the supporting plate, and the raw materials are aligned to the reference position;
s6, positioning and clamping the rear pinch, positioning the rear pinch driven by the servo motor to a reference position and clamping the raw material;
and S7, according to the set distance and angle, fully automatically and sequentially performing positioning, pressing and bending actions until the bending is finished.
Further, in step S1, the method proceeds as follows,
s11, pressing a standard detection flat plate by a jaw, and adsorbing a horizontal detector on the standard detection plate;
s12, bending the upper turnover plate downwards at a control speed of 10mm/S by a servo;
s13, folding the standard detection flat plate by an upper turning plate to a certain angle;
s14, reading data of the horizontal detector by the upper computer at high frequency, and recording the corresponding relation between the angle and the position value of the upper turning plate motor at the precision of 0.1 degree;
and S15, storing the corresponding relation in an industrial personal computer based on the Beckhoff system in a file form.
The angle detection of the lower flap is the same as the method of S11-S15.
Further, in step S7, the method proceeds as follows,
the plate is moved to a position where the plate extends out of the jaw and is fixed by back pinch positioning, and the position is consistent with the drawing;
controlling a servo motor corresponding to the jaw to compress the plate;
positioning the servo motors corresponding to the upper turning plate/the lower turning plate, wherein the positioning position is a servo motor position value corresponding to the bending angle, and completing bending;
and opening the jaw by a servo motor corresponding to the jaw, and repeating the above actions to finish a plurality of bending.
Compared with the prior art, the invention has the following advantages and positive effects.
1. The invention is based on the full-electric control of the Beckhoff system, does not need a hydraulic station, has no oil leakage, oil circuit blockage and other faults, is driven by a servo motor, is clean and pollution-free, has high precision and quick response, and improves the working efficiency;
2. the invention is provided with the upper turning plate and the lower turning plate simultaneously, and the double turning plate structure ensures that the equipment can meet the actual requirement of up-down turning, and can eliminate the trouble that the plate needs to be frequently turned around in the original bending process.
3. According to the invention, the stop block of the traditional bending machine is improved into the rear clamping and conveying device 10, and the plate can be controlled to move forwards and backwards after being clamped, so that the bending material can be completely bent automatically without the help of an operator in the whole bending process, the labor is saved, and the efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a driving part of an all-electric control bending machine based on a Beckhoff system;
FIG. 2 is a schematic structural diagram of an all-electric control bending machine based on a Beckhoff system;
FIG. 3 is a side view of one of the bending machine assemblies of the fully electrically controlled bending machine of the present invention based on the Beckhoff system;
FIG. 4 is a control topology diagram of an all-electrically controlled bending machine based on the Beckhoff system of the present invention;
FIG. 5 is a diagram of an embodiment of bending for an all electrically controlled bending machine based on the Beckhoff system of the present invention;
reference numerals:
1. an upper turning plate servo motor; 2. a lower turning plate servo motor; 3. a jaw servo motor; 4. a jaw; 5. an upper turning plate; 6. a lower turning plate; 7. a rear pinch servo motor; 8. a pallet servo motor; 9. a support plate; 10. and (4) carrying by back pinch.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional space dimensions including length, width and depth should be included in the actual manufacturing
Again, it should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
In order to make the objects, technical solutions and advantages of the present invention more apparent, specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.
As shown in fig. 1-5, the fully electrically controlled bending machine based on the Beckhoff system includes a plurality of bending machine sets which are arranged in series and move synchronously, each bending machine set includes a jaw 4 which is arranged correspondingly up and down, the jaws are driven by a jaw servo motor 3, and the two jaws move up and down relatively to compress a bent plate;
each bending machine set comprises an upper turning plate 5 and a lower turning plate 6, the upper turning plate is arranged on the outer side of the jaw above, and the lower turning plate is arranged on the outer side of the jaw below; the upper turning plate is driven by an upper turning plate servo motor, the plate compressed by the jaw is bent downwards by an angle, the angle value is set in an operation interface by a user and downloaded to a PLC (programmable logic controller), the lower turning plate is driven by a lower turning plate servo motor, the plate compressed by the jaw is bent upwards by an angle, and the angle value is set in the operation interface by the user and downloaded to the PLC; the double-turning plate structure enables the equipment to meet the actual requirement of up-down turning, and can eliminate the trouble that the plate needs to be frequently turned around in the original bending process.
The bending machine further comprises a supporting plate 9, wherein the supporting plate is used for placing a plate after extending out of the jaw, the plate is driven to move back and forth by friction, the plate is dragged into an internal reference position after retracting, bending preparation is carried out, the back clamping and conveying 10 is further included, the positioned plate is clamped and clamped, then the plate is moved to a position corresponding to the length to be bent, the back clamping and conveying 10 is improved by a stop block of a traditional bending machine, the plate can be controlled to move forwards and backwards after being clamped, the bending material can be completely bent without being assisted by an operator in the whole bending process, and the bending can be completed fully automatically.
Preferably, the jaws of the bending machine sets adopt the same power source and are driven by the same servo motor through a gear mechanism and a transmission shaft; the plurality of upper turning plates 5 adopt the same power source and are driven by the same upper turning plate servo motor 1 through a gear mechanism and a transmission shaft; the lower turning plates 6 adopt the same power source and are driven by the same lower turning plate servo motor 2 through a gear mechanism and a transmission shaft.
Preferably, each supporting plate 9 is driven by a corresponding supporting plate servo motor 8, and the front and back telescopic motion is realized through the driving of a gear tooth mechanism; each rear pinch 10 is driven by a corresponding rear pinch servo motor 7, and is driven by a gear tooth mechanism to realize front and rear telescopic movement, and clamping and loosening are realized by a cylinder connecting rod structure.
The specific structure of the bending machine set is disclosed and described in the patent applied by the company before, the parts not related are all common technical knowledge, and the same as the bending machine structure produced by the company before, the related patent specific information is as follows, "jaw link mechanism of CN201621415196.1 a thin plate bending machine", "bending link mechanism of CN201621414749.1 a thin plate bending machine", "hinge mechanism of CN201420570560.6 a thick plate bending machine" and "support adjusting mechanism of CN201420570568.2 a thick plate bending machine"
Preferably, the bending machine further comprises a PLC control system, the PLC is communicated with the servo motor based on an EtherCAT communication protocol, the PLC control system comprises an upper computer and an industrial personal computer based on a Beckhoff system, and the upper computer sends the length and angle production data of the bent plate to the industrial personal computer based on the Beckhoff system through a network.
The application method of the fully electrically controlled bending machine based on the Beckhoff system comprises the following steps
S1, angle calibration, nonlinear relation between motor position values of the upper turning plate and the lower turning plate and bending angles, collecting servo position values corresponding to all angles and storing the servo position values in an upper computer system
S2, compiling a plate diagram to be bent on a computer, and downloading the plate diagram to a PLC control system;
s3, the bending machine is fully electrically controlled to automatically work based on the Beckhoff system;
s4, controlling a servo motor of the jaw to open the jaw;
s5, feeding, wherein the PLC control system controls the supporting plate to be positioned in a servo mode, the supporting plate extends out, raw materials are placed on the supporting plate, then the supporting plate returns to the inside of the rack, the raw materials are brought into the equipment by the supporting plate, and the raw materials are aligned to the reference position;
s6, positioning and clamping the rear pinch, positioning the rear pinch driven by the servo motor to a reference position and clamping the raw material;
and S7, bending for multiple times at one time according to the set distance and angle until the bending is finished.
In step S7, the procedure is as follows,
the plate is moved to a position where the plate extends out of the jaw and is fixed by back pinch positioning, and the position is consistent with the drawing;
controlling a servo motor corresponding to the jaw to compress the plate;
positioning the servo motors corresponding to the upper turning plate/the lower turning plate, wherein the positioning position is a servo motor position value corresponding to the bending angle, and completing bending;
and opening the jaw by a servo motor corresponding to the jaw, and repeating the above actions to finish a plurality of bending.
Preferably, in step S1, the method proceeds as follows,
s11, pressing a standard detection flat plate by a jaw, and adsorbing a horizontal detector on the standard detection plate;
s12, bending the upper turnover plate downwards at a control speed of 10mm/S by a servo;
s13, folding the standard detection flat plate by an upper turning plate to a certain angle;
s14, reading data of the horizontal detector by the upper computer at high frequency, and recording the corresponding relation between the angle and the position value of the upper turning plate motor at the precision of 0.1 degree;
and S15, storing the corresponding relation in an industrial personal computer based on the Beckhoff system in a file form.
The angle detection of the lower flap is the same as the method of S11-S15. In step S7, the embodiment of bending according to fig. 5 is as follows.
S71, starting a first bending:
the plate is moved to the position extending 20mm out of the jaw by back pinch positioning;
controlling a servo motor corresponding to the jaw to compress the plate;
positioning a servo motor corresponding to the upper turning plate, wherein the positioning position is a servo motor position value corresponding to a bending angle of 60 degrees;
opening the jaw by a servo motor corresponding to the jaw;
s72, starting a second bending:
the plate is moved to the position extending out of the jaw by 60mm by back pinch positioning;
controlling a servo motor corresponding to the jaw to compress the plate;
positioning the upper flap motor, wherein the positioning position is a servo motor position value corresponding to the folding angle of 120 degrees;
opening the jaw by a servo motor corresponding to the jaw;
s73, starting a third bending:
the plate is moved to a position extending out of the jaw by 120mm by back pinch positioning;
controlling a servo motor corresponding to the jaw to compress the plate;
positioning a lower turning plate motor, wherein the positioning position is a servo motor position value corresponding to a bending angle of 90 degrees;
opening the jaw by a servo motor corresponding to the jaw;
s74, starting a fourth bending:
the plate is moved to the position extending out of the jaw by 250mm by back pinch positioning;
controlling a servo motor corresponding to the jaw to compress the plate;
positioning a lower turning plate motor, wherein the positioning position is a servo motor position value corresponding to a bending angle of 90 degrees;
opening the jaw by a servo motor corresponding to the jaw;
and S75, finishing bending.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. Full electric control bender based on Beckhoff system, its characterized in that: the bending machine comprises a plurality of bending machine sets which are arranged in series and move synchronously, each bending machine set comprises a jaw which is arranged correspondingly up and down, the jaws are driven by a servo motor, and the two jaws move up and down oppositely to compress a bent plate;
each bending machine set comprises an upper turning plate and a lower turning plate, the upper turning plate is arranged on the outer side of the jaw above, and the lower turning plate is arranged on the outer side of the jaw below; the upper turning plate is driven by a servo motor, the plate compressed by the jaw is bent downwards by an angle, and the lower turning plate is driven by the servo motor, and the plate compressed by the jaw is bent upwards by an angle;
the device also comprises a supporting plate, wherein the supporting plate is used for placing a plate after extending out of the jaw, the plate is driven to move back and forth by using friction force, and the plate is dragged to an internal reference position after retracting to prepare bending;
the bending machine further comprises a rear pinch, the positioned plate is clamped, and then the plate is moved to a position corresponding to the length to be bent.
2. An all-electric control bending machine based on a Beckhoff system according to claim 1, wherein: the jaws of the bending machine sets adopt the same power source and are driven by the same servo motor through a gear mechanism and a transmission shaft; the plurality of upper turning plates adopt the same power source and are driven by the same servo motor through a gear mechanism and a transmission shaft; the lower turning plates adopt the same power source and are driven by the same servo motor through a gear mechanism and a transmission shaft.
3. An all-electric control bending machine based on a Beckhoff system according to claim 1, wherein: each supporting plate is driven by a corresponding servo motor and is driven by a gear tooth mechanism to realize front and back telescopic motion; each rear pinch is driven by a corresponding servo motor, the front and rear telescopic motion is realized through the driving of a gear tooth mechanism, and the clamping and the loosening are realized through a cylinder connecting rod structure.
4. An all-electric control bending machine based on a Beckhoff system according to claim 1, wherein: still include PLC control system, PLC communicates with servo motor based on etherCAT communication protocol.
5. An all-electric control bending machine based on a Beckhoff system according to claim 4, wherein: the PLC control system comprises an upper computer and an industrial personal computer based on a Beckhoff system, and the upper computer sends the length and angle production data of the bent plate to the industrial personal computer based on the Beckhoff system through a network.
6. The application method of the full-electric control bending machine based on the Beckhoff system is characterized by comprising the following steps: use of an all-electrically controlled bending machine in a Beckhoff system as claimed in any one of claims 1 to 5.
7. Use of an all-electric controlled bending machine based on the Beckhoff system according to claim 6, characterized in that: comprises the following steps
S1, angle calibration, namely acquiring servo position values corresponding to all angles and storing the servo position values in an upper computer system;
s2, compiling a plate diagram to be bent on a computer, and downloading the plate diagram to a PLC control system;
s3, the bending machine is fully electrically controlled to automatically work based on the Beckhoff system;
s4, controlling a jaw servo motor of the jaw to open the jaw;
s5, feeding, wherein the PLC control system controls the supporting plate to be positioned in a servo mode, the supporting plate extends out, raw materials are placed on the supporting plate, then the supporting plate returns to the inside of the rack, the raw materials are brought into the equipment by the supporting plate, and the raw materials are aligned to the reference position;
s6, positioning and clamping the rear pinch, positioning the rear pinch driven by the servo motor to a reference position and clamping the raw material;
and S7, according to the set distance and angle, fully automatically and sequentially performing positioning, pressing and bending actions until the bending is finished.
8. Use of an all-electric controlled bending machine based on the Beckhoff system according to claim 7, characterized in that: in step S1, the procedure is as follows,
s11, pressing a standard detection flat plate by a jaw, and adsorbing a horizontal detector on the standard detection plate;
s12, bending the upper turnover plate downwards at a fixed control speed by a servo;
s13, folding the standard detection flat plate by an upper turning plate to a certain angle;
s14, reading the data of the horizontal detector by the upper computer at high frequency, and recording the corresponding relation between the angle and the position value of the upper turning plate motor;
s15, storing the corresponding relation in an industrial personal computer based on a Beckhoff system in a file form;
the angle detection of the lower flap is the same as the method of S11-S15.
9. Use of an all-electric controlled bending machine based on the Beckhoff system according to claim 8, characterized in that: the upper turning plate is bent downwards at a control speed of 10mm/s by a servo; and the upper computer records the corresponding relation between the angle and the position value of the upper turning plate motor with the precision of 0.1 degree.
10. Use of an all-electric controlled bending machine based on the Beckhoff system according to claim 7, characterized in that: in step S7, the procedure is as follows,
the plate is moved to a position where the plate extends out of the jaw and is fixed by back pinch positioning, and the position is consistent with the drawing;
controlling a servo motor corresponding to the jaw to compress the plate;
positioning servo motors corresponding to the upper turning plate and the lower turning plate, wherein the positioning positions are servo motor position values corresponding to the bending angles, and bending is finished;
and opening the jaw by a servo motor corresponding to the jaw, and repeating the above actions to finish a plurality of bending.
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| CN202210123191.5A CN114367562A (en) | 2022-02-08 | 2022-02-08 | Full-electric control bending machine based on Beckhoff system and use method thereof |
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| CN202210123191.5A CN114367562A (en) | 2022-02-08 | 2022-02-08 | Full-electric control bending machine based on Beckhoff system and use method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN217018070U (en) * | 2022-02-08 | 2022-07-22 | 浙江精功科技股份有限公司 | Full electric control bender based on Beckhoff system |
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