CN217638756U - Online automatic edge shearing device based on laser detection - Google Patents
Online automatic edge shearing device based on laser detection Download PDFInfo
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- CN217638756U CN217638756U CN202220006162.6U CN202220006162U CN217638756U CN 217638756 U CN217638756 U CN 217638756U CN 202220006162 U CN202220006162 U CN 202220006162U CN 217638756 U CN217638756 U CN 217638756U
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Abstract
The utility model discloses an online automatic edge trimming device based on laser detection, including limit crack on-line measuring device, limit crack on-line edge trimming device and control system. After the edge crack online detection device detects edge crack information, the control system controls the edge crack online edge shearing device to realize automatic edge shearing; when the edge crack exceeds the edge shearing capability, the control system controls the edge crack on-line edge shearing device to realize automatic edge shearing and alarm of large edge crack. Compared with the prior art, the beneficial effects of the utility model are that: an online automatic edge shearing device based on laser detection can accurately detect the size and the position of an upper edge crack of strip steel. When the edge crack is within the range of the edge shearing capability, the online automatic edge shearing treatment is carried out, so that the risk of manual edge shearing is reduced, and the production efficiency is improved; when the edge crack exceeds the edge cutting capability range, the automatic edge cutting is performed, and meanwhile, the large edge crack alarm is performed, so that the manual timely intervention is facilitated, and the risk of belt breakage in the subsequent production is reduced.
Description
Technical Field
The utility model belongs to the technical field of the quality testing, especially, relate to an online automatic edge trimming device based on laser detects.
Background
The edge crack is a crack at the edge of the strip steel, usually shows a V-shaped defect, has larger or smaller notch depth and is seriously sawed, is one of the basic defects of the steel coil and usually appears in the production process of hot coil and cold coil products. Edge cracking can cause stress concentration at the edge of strip steel, and serious edge cracking can cause strip breakage of strip steel of an acid continuous rolling unit, a silicon steel normalizing unit, a continuous annealing unit and the like, and can also damage unit equipment or even cause serious accidents. The strip steel edge cracks are not strong in distribution regularity and different in size, so that huge challenges are brought to workshop quality detection personnel, and the strip steel edge cracks need to be found and processed in time.
The method for processing the edge crack through manual visual identification and manual intervention not only causes potential safety hazards, but also influences the production efficiency of a production line. Therefore, the real-time online detection and accurate cutting of the edge crack size and the positioning of the strip steel are necessary.
Disclosure of Invention
The utility model aims at providing an online automatic edge trimming device based on laser detects can accurately detect out the limit on the belted steel of operation and split size and position. When the edge crack is small, automatically shearing the edge; when the edge crack exceeds a certain size, the alarm is given out when the edge crack is automatically cut, so that the manual intervention is facilitated. The device reduces the risks of naked eye identification and manual edge shearing, and improves the production efficiency; meanwhile, the large edge crack alarm is used for reducing the risk of belt breakage in subsequent production.
In order to realize the above aim, the utility model provides an online automatic edge trimming device based on laser detection, including limit crack on-line measuring device, limit crack on-line edge trimming device and control system. The edge crack online detection device and the edge crack online edge shearing device are arranged on two sides of the edge of the strip steel, and the control system is arranged in a workshop operation room. The edge crack online edge shearing device is arranged in front of the edge crack online detection device along the advancing direction of the strip steel. After the edge crack on-line detection device detects edge crack information, the control system controls the edge crack on-line edge shearing device to realize automatic edge shearing; when the edge crack exceeds the edge cutting capability, the alarm of the large edge crack is realized through the control system.
The edge crack online detection device comprises a guide rail, a transverse moving assembly, a screw rod, a rotating shaft, a stepping motor, a laser transmitter and a laser receiver; the transverse moving assembly is arranged on the guide rail, and the maximum transverse moving distance of one side is 400-600mm so as to realize the detection of the strip steel with different widths; the screw rod is arranged on the edge crack online detection device, and the stepping motor is arranged on the screw rod; the laser transmitter and the laser receiver are respectively arranged on the upper side and the lower side of the strip steel and are installed on the stepping motor through a rotating shaft, and the maximum moving distance from top to bottom is 100 to 200mm.
The laser receiver comprises an optical signal amplifier, a light sensing element and a photoelectric converter, wherein the optical signal amplifier is arranged above the light sensing element, the light sensing element is connected and communicated with the photoelectric converter, and the photoelectric converter is connected and communicated with the edge crack online detection device.
The edge-cracking online edge-shearing device comprises a guide rail, a transverse moving assembly, an upper air cylinder, a lower air cylinder, a rubber pressing plate, a switchable pressing head, a shearing blade, a base and a scrap steel box; the traversing assembly is arranged on the guide rail, and the maximum traversing distance of one side is 400 to 600mm, so that the online trimming of the strip steel with different widths is realized; the air cylinder is installed on the edge-breaking on-line edge-shearing device, the rubber pressing plate and the switchable pressing head are installed on the upper air cylinder, the base is installed on the lower air cylinder, the shearing blade is installed on the switchable pressing head, and the scrap steel box is installed below the base.
The automatic edge shearing means automatically shearing a crescent with the length of 300 to 500mm and the depth of 40 to 80mm from the edge of the strip steel.
And the laser transmitter and the laser receiver are arranged on the edge crack on-line detection device and are used for detecting the position of the edge of the strip steel and the size and the position of the edge crack of the strip steel. When the laser transmitter transmits light to the laser receiver, the strip steel between the laser transmitter and the laser receiver can shield part of the laser light. The light sensing signal is sent to a host of the edge crack on-line detection device through a laser receiver, and the host determines the edge position of the strip steel; when the band steel has edge crack, the width of the laser light line received by the light signal amplifier of the laser receiver is lengthened, the light sensing signal is transmitted to the control system, and the control system controls the edge crack on-line edge shearing device to realize automatic edge shearing and possible large edge crack alarm.
The main machine of the edge-breaking on-line edge-shearing device is connected with the control transverse moving assembly, the air cylinder, the rubber pressing plate, the switchable pressing head and the base, and is also connected with the edge-breaking on-line detection device through the control system for communication. The base and the rubber pressing plate which are arranged on the edge-cracking online edge-shearing device are controlled by the cylinder and are used for pressing static strip steel; and then the switchable pressure head and the shearing blade are controlled by the air cylinder to shear edge cracks appearing at the edge of the strip steel, and the sheared waste steel enters the waste steel box through the hole in the middle of the base.
A method for automatically trimming an edge of an online automatic edge trimming device based on laser detection comprises the following specific steps:
(1) And the control system sends out an on-line edge crack detection and automatic edge cutting instruction.
(2) A host of the edge crack online detection device controls a stepping motor to move up and down along a screw rod, so that the height of a laser transmitter is 30 to 100mm higher than that of strip steel, and the height of a laser receiver is 30 to 100mm lower than that of the strip steel; the host machine drives the rotating shaft to enable the laser emitter, the laser receiver and the strip steel to be parallel to each other, and then the host machine controls the transverse moving assembly to move towards the strip steel along the guide rail to enable the strip steel to be located between the laser emitter and the laser receiver; the laser emitter emits light, under the shielding effect of the strip steel, the local position of the optical signal amplifier is not subjected to light ray irradiation, no signal is transmitted, and the position of the edge of the strip steel is determined;
(3) A host machine of the edge-breaking online edge-shearing device controls the transverse moving component to move towards the strip steel along the guide rail, and the moving distance is preferably to ensure that the crescent depth of the edge-shearing device is 40 to 80mm; the main machine drives the air cylinder and the air cylinder to respectively enable the rubber pressing plate and the switchable pressing head to be close to the upper surface of the strip steel, and simultaneously drives the air cylinder to enable the base to be close to the lower surface of the strip steel;
(4) When edge crack appears on the strip steel, laser rays penetrate through the edge crack gap and irradiate on the surface of an optical signal amplifier, an optical signal is processed by a light sensing element and a photoelectric converter, and an electric signal is output to a host of the edge crack on-line detection device; the main machine of the edge crack on-line detection device sends a signal of the existence of the edge crack of the strip steel to the control system and simultaneously transmits the signal of the position and the size of the edge crack.
(5) After receiving the edge crack signal, the control system judges the size of the edge crack, reduces the running speed of the strip steel and stops the edge crack position between a switchable pressure head and a base of the edge crack on-line edge shearing device; when the edge crack depth is less than or equal to the crescent depth of minus 10mm, an automatic edge shearing instruction is sent to the edge crack online edge shearing device; when the edge crack depth is detected to be larger than the crescent depth and smaller than 10mm, an automatic edge cutting instruction is sent to the edge crack online edge cutting device, and meanwhile, a large edge crack alarm is given, so that manual intervention is facilitated.
(6) After the edge crack on-line edge shearing device receives a signal that edge cracks appear on the edge of the strip steel, the base moves upwards to contact the lower surface of the strip steel, the rubber pressing plate moves downwards to press the strip steel, and then the shearing blade on the switchable pressing head moves downwards to cut off the edge cracks on the edge of the strip steel; after the shearing is finished, the upper air cylinder is driven by the main machine to enable the rubber pressing plate and the switchable pressing head to move upwards and to be far away from the upper surface of the strip steel, and the lower air cylinder drives the base to move downwards and to be far away from the lower surface of the strip steel.
(7) After the automatic edge shearing is finished, the control system controls the acceleration of the strip steel, so that the online automatic detection and the online automatic shearing of the edge crack of the strip steel are realized.
Compared with the prior art, the beneficial effects of the utility model are that, an online automatic edge trimming device and method based on laser detects can accurate detection out belted steel limit crack position and size. When the edge crack is small, automatically cutting the edge; when the edge crack exceeds a certain size, the alarm of the large edge crack is carried out while the automatic edge cutting is carried out, so that the manual intervention is facilitated. The device reduces the risks of naked eye identification and manual edge shearing, and improves the production efficiency; meanwhile, the large edge crack alarm is used for reducing the risk of belt breakage in subsequent production.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
In the drawings:
fig. 1 is a schematic diagram of the general structure of an online automatic edge trimming device based on laser detection of the present invention;
FIG. 2 is a schematic structural view of the on-line edge crack detection device of the present invention;
fig. 3 is a schematic structural diagram of the on-line edge trimming device for the middle edge crack of the present invention.
Wherein the figures include the following reference numerals:
the device comprises a strip steel 1, a strip steel 2, an edge crack on-line detection device 3, a guide rail 4, a transverse moving assembly 5, a screw rod 6, a stepping motor 7, a rotating shaft 8, a laser emitter 9, a laser receiver 10, an optical signal amplifier 11, a light sensing element 12, a photoelectric converter 13, an edge crack on-line edge shearing device 14, an air cylinder 15, a base 16, a switchable pressure head 17, a shearing blade 18, a rubber pressure plate 19, a steel scrap box 20 and a control system 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, an on-line automatic edge trimming device based on laser detection includes an edge crack on-line detection device 3, an edge crack on-line edge trimming device 14, and a control system 21. The edge crack online detection device 3 and the edge crack online edge shearing device 14 are arranged on the two side parts of the strip steel 1, and the control system 21 is arranged in a workshop operation room. The edge crack on-line edge trimming device 14 is arranged in front of the edge crack on-line detection device 3 along the advancing direction 2 of the strip steel. After the edge crack on-line detection device 3 detects the edge crack information, the control system 21 controls the edge crack on-line edge shearing device to realize automatic edge shearing; when the edge crack exceeds the edge shearing capability, the control system 21 controls the edge crack on-line edge shearing device to realize automatic edge shearing; when the edge crack exceeds the edge shearing capability, the control system 21 controls the edge crack on-line edge shearing device 14 to realize automatic edge shearing and alarm of large edge crack.
The edge crack online detection device comprises a guide rail 4, a transverse moving component 5, a screw rod 6, a rotating shaft 8, a stepping motor 7, a laser emitter 9 and a laser receiver 10; the transverse moving component 5 is arranged on the guide rail 4; the screw rod 6 is arranged on the edge crack online detection device 3, and the stepping motor 7 is arranged on the screw rod 6; the laser transmitter 9 and the laser receiver 10 are respectively arranged at the upper side and the lower side of the strip steel 1 and are arranged on the stepping motor 7 through the rotating shaft 8.
The host machine of the edge crack on-line detection device 3 is connected with the traversing control component 5, the rotating shaft 8, the stepping motor 7, the laser emitter 9 and the laser receiver 10, and is also connected with the control system 21 and the edge crack on-line edge shearing device 14 for communication.
The edge-crack online edge shearing device 14 comprises a guide rail 4, a transverse moving assembly 5, an upper air cylinder 15, a lower air cylinder 15, a rubber pressing plate 19, a switchable pressing head 17, a shearing blade 18, a base 16 and a scrap steel box 20; the transverse moving component 5 is arranged on the guide rail 4; the air cylinder 15 is installed on the edge-breaking on-line edge-shearing device 14, the rubber pressing plate 19 and the switchable pressing head 17 are installed on the upper air cylinder 15-3 and the upper air cylinder 15-2 respectively, the base 16 is installed on the lower air cylinder 15-1, the shearing blade 18 is installed on the switchable pressing head 17, and the scrap steel box 20 is installed below the base 16.
The main machine of the edge-breaking on-line edge-shearing device 14 is connected with the control traversing component 5, the air cylinder 15, the rubber pressing plate 19, the switchable pressing head 17 and the base 16, and is also connected with the edge-breaking on-line detection device 3 through the control system 21 for communication. The base 16 and the rubber pressure plate 19 which are arranged on the edge-crack online edge-cutting device 14 are controlled by the air cylinder 15 and are used for pressing the static strip steel 1; then the switchable pressure head 17 and the shearing blade 18 are controlled by the air cylinder 15 to shear edge cracks on the edge of the strip steel 1, and the sheared waste steel enters the waste steel box 20 through a hole in the middle of the base 16.
A method for automatically trimming an edge of an online automatic edge trimming device based on laser detection comprises the following specific steps:
the control system 21 sends out an on-line edge crack detection and automatic edge cutting instruction.
A host of the edge crack on-line detection device 3 controls a stepping motor 7 to move up and down along a screw rod 6, so that the height of a laser transmitter 9 is 60mm higher than that of strip steel, and the height of a laser receiver 10 is 60mm lower than that of the strip steel; the host machine drives the rotating shaft 8 to enable the laser emitter 9, the laser receiver 10 and the strip steel 1 to be parallel to each other, and then the host machine controls the transverse moving assembly 5 to move towards the strip steel 1 along the guide rail 4 to enable the strip steel 1 to be positioned between the laser emitter 9 and the laser receiver 10; the laser emitter 9 emits light, and under the shielding effect of the strip steel 1, the local position of the optical signal amplifier 11 is not subjected to light ray irradiation and no signal is transmitted, so that the position of the edge of the strip steel 1 is determined;
the host machine of the edge-splitting online edge-shearing device 14 controls the transverse moving component 5 to move towards the strip steel 1 along the guide rail 4, and the moving distance ensures that the crescent depth of the edge-shearing edge is 50mm; the main machine drives the air cylinder 15-3 and the air cylinder 15-1 to respectively enable the rubber pressing plate 19 and the switchable pressing head 17 to be close to the upper surface of the strip steel 1, and simultaneously drives the air cylinder 15-1 to enable the base 16 to be close to the lower surface of the strip steel 1;
when edge crack appears on the strip steel 1, laser rays penetrate through the edge crack gap and irradiate on the surface of an optical signal amplifier 11, an optical signal is processed by a light sensing element 12 and a photoelectric converter 13, and an electric signal is output to a host of the edge crack on-line detection device 3; the host of the online edge crack detection device 3 sends a signal of the existence of the edge crack of the strip steel to the control system 21 and simultaneously transmits the signal of the position and the size of the edge crack.
After receiving the edge crack signal, the control system 21 judges the size of the edge crack, and reduces the running speed of the strip steel 1, so that the edge crack position is stopped between the switchable pressure head 17 of the edge crack online edge shearing device 14 and the base 16; when the edge crack depth is less than or equal to the crescent depth of minus 10mm, an automatic edge shearing instruction is sent to the edge crack online edge shearing device 14; when the edge crack depth is detected to be larger than the crescent depth and smaller than 10mm, an automatic edge cutting instruction is sent to the edge crack online edge cutting device 14, and meanwhile, a large edge crack alarm is given, so that manual intervention is facilitated.
After the edge crack on-line edge shearing device 14 receives an edge crack signal generated on the edge of the strip steel 1, the base 16 moves upwards to contact the lower surface of the strip steel 1, the rubber pressing plate 19 moves downwards to press the strip steel 1, and then the shearing blade 18 on the switchable pressing head 17 moves downwards to cut off the edge crack on the edge of the strip steel 1; after the shearing is finished, the main machine drives the air cylinder 15-3 and the air cylinder 15-2 to respectively enable the rubber pressing plate 19 and the switchable pressing head 17 to move upwards and to be away from the upper surface of the strip steel 1, and the air cylinder 15-1 drives the base 16 to move downwards and to be away from the lower surface of the strip steel 1.
After the automatic edge shearing is finished, the control system 21 controls the strip steel 1 to accelerate, so that the online automatic detection and the online automatic shearing of the edge crack of the strip steel are realized.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (3)
1. The utility model provides an online automatic edge trimming device based on laser detects which characterized in that: the device comprises an edge crack online detection device (3), an edge crack online edge shearing device (14) and a control system (21), wherein the edge crack online detection device (3) and the edge crack online edge shearing device (14) are arranged on two sides of the edge of a strip steel (1), the control system (21) is arranged in a workshop operating room, and the edge crack online edge shearing device (14) is arranged in front of the edge crack online detection device (3) along the advancing direction (2) of the strip steel;
the edge crack online detection device (3) comprises a guide rail (4), a transverse moving assembly (5), a screw rod (6), a rotating shaft (8), a stepping motor (7), a laser transmitter (9) and a laser receiver (10); the transverse moving component (5) is arranged on the guide rail (4), and the maximum transverse moving distance of one side is 400 to 600mm; the screw rod (6) is arranged on the edge crack online detection device (3), and the stepping motor (7) is arranged on the screw rod (6); the laser transmitter (9) and the laser receiver (10) are respectively arranged on the upper side and the lower side of the strip steel (1) and are installed on the stepping motor (7) through a rotating shaft (8), and the maximum moving distance from top to bottom is 100 to 200mm;
the laser receiver (10) comprises an optical signal amplifier (11), a light sensing element (12) and a photoelectric converter (13); the optical signal amplifier (11) is arranged above the light sensing element (12), the light sensing element (12) is connected with the photoelectric converter (13), and the photoelectric converter (13) is connected with the edge crack online detection device (3);
the edge cracking online edge shearing device (14) comprises a guide rail (4), a transverse moving assembly (5), an upper air cylinder (15), a lower air cylinder (15), a rubber pressing plate (19), a switchable pressing head (17), a shearing blade (18), a base (16) and a scrap steel box (20); the traversing component (5) is arranged on the guide rail (4), and the maximum traversing distance of one side is 400 to 600mm; the air cylinder (15) is installed on the edge-breaking on-line edge shearing device (14), the rubber pressing plate (19) and the switchable pressure head (17) are installed on the upper air cylinders (15-3) and (15-2) respectively, the base (16) is installed on the lower air cylinder (15-1), the shearing blade (18) is installed on the switchable pressure head (17), and the steel scrap box (20) is installed below the base (16);
the automatic edge shearing means automatically shearing a crescent with the length of 300-500mm and the depth of 40-80mm from the edge of the strip steel.
2. The on-line automatic edge shearing device based on laser detection as claimed in claim 1, characterized in that: a host of the edge crack on-line detection device (3) is connected with a control transverse moving component (5), a rotating shaft (8), a stepping motor (7), a laser transmitter (9) and a laser receiver (10).
3. The on-line automatic edge shearing device based on laser detection as claimed in claim 1, characterized in that: the main machine of the edge-splitting online edge-shearing device (14) is connected with the control transverse moving assembly (5), the air cylinder (15), the rubber pressing plate (19), the switchable pressing head (17) and the base (16), and is also connected with the edge-splitting online detection device (3) through the control system (21) for communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220006162.6U CN217638756U (en) | 2022-01-04 | 2022-01-04 | Online automatic edge shearing device based on laser detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220006162.6U CN217638756U (en) | 2022-01-04 | 2022-01-04 | Online automatic edge shearing device based on laser detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217638756U true CN217638756U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220006162.6U Active CN217638756U (en) | 2022-01-04 | 2022-01-04 | Online automatic edge shearing device based on laser detection |
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| Country | Link |
|---|---|
| CN (1) | CN217638756U (en) |
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2022
- 2022-01-04 CN CN202220006162.6U patent/CN217638756U/en active Active
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