A kind of automatic detection device for edge crack depth of steel coil production

Abstract

The application discloses a kind of edge crack depth automatic detection device for steel coil production, belong to steel coil production detection technical field, be provided with steel coil conveying detection conveying frame, and the inner surface of conveying frame rotates and conveys steel band body between conveying roller;It includes: support roller, rotates in the inner surface of the conveying frame, and the outer surface of conveying frame slides truss.The edge crack depth automatic detection device for steel coil production is provided with the conveying frame for facilitating steel coil detection, and is formed by conveying roller Flat conveying is used, and cooperates with the limiting plate of central adjustment, controls the position of steel band body of steel coil, and is followed by laser detector through limiting plate, forms detection use to the lower side of steel band body, and is synchronously matched with the high-speed camera of lifting frame assembly, forms upper detection use, can form simultaneous detection up and down, improve detection effect, and the support plate of high-speed camera assembly set up, can replace different detection equipment and work according to use condition.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of steel coil production detection, in particular to a steel coil production edge crack depth automatic detection device. BACKGROUND

[0002] In the production process of the steel coil, defects such as head crack, tail crack and edge crack may occur after production, and the edge of the steel coil is detected by a corresponding detection device, and the depth of the edge crack is automatically detected, so as to improve the quality of the steel coil product when it is shipped; in the use process, the steel coil is generally wound, and the detection is performed by a manual contact machine, which may cause substandard detection effect and may easily be missed.

[0003] In order to overcome the above defects, the prior art (Chinese patent application with application number CN200620049231.2 and application date of December 20, 2006) steel coil edge crack depth detection device can conveniently and accurately detect the edge crack depth of the steel coil (strip steel) in the state of the strip steel being coiled, thereby directly obtaining the measured data of the edge crack depth of the steel coil, determining whether the steel coil can be directly released, cut off on the machine or directly degraded, so as to avoid the steel coil with excessive edge crack depth from flowing to the next process, prevent it from affecting the processing and logistics of the next process, and improve the production efficiency of the steel coil; the prior art (Chinese patent application with application number CN201020140113.9 and application date of March 24, 2010) steel coil edge crack detection device can accurately measure the depth and width of the edge crack of the steel coil before the steel coil is put on the machine, so as to make the most appropriate treatment of the steel coil in the first time according to the measurement data, release the production without affecting the plate, repair or judge the waste if it may affect the plate, completely avoid the risk of stopping the machine, avoid the double loss of quality and economy; it is not affected by the tightness of the steel coil winding, has strong applicability, is convenient and safe to operate; the prior art can complete stable detection, but the detection method is relatively single in the working process, and it is not convenient to detect the front and back surfaces of the steel coil material, which may affect the detection effect.

[0004] In view of the above problems, it is urgent to make innovative design on the basis of the original steel coil production edge crack depth automatic detection device. SUMMARY

[0005] The present application relates to the technical field of steel coil production detection, in particular to a steel coil production edge crack depth automatic detection device.

[0006] In order to achieve the above object, the present application provides the following technical scheme: a kind of edge crack depth automatic detection device for steel coil production is provided with steel coil conveying detection conveying frame, and the inner surface of conveying frame rotates conveying roller, and steel belt body is conveyed between conveying roller;Including: support roller, rotate in the inner surface of the conveying frame, and the outer surface of conveying frame is slidably connected with truss, and the inner surface of truss is connected with lifting frame, while the inner surface of conveying frame is rotatably connected with straight tooth gear in lower side, and the outer surface of straight tooth gear is meshingly connected with rack, and the outer surface of rack is installed with limit plate, and the lower surface of limit plate is installed with limit block, and limit block is limited to slide in the inner surface of conveying frame, while limit plate is provided with follow-up detection mechanism;Angle disc, rotate in the upper surface of the lifting frame, and angle disc is provided with angle limiting mechanism.

[0007] Preferably, the conveying frame is meshingly connected with the straight tooth gear and the rack, and the rack is arranged at an equal angle with respect to the middle segment of the inner surface of the straight tooth gear, and the rack is embeddedly installed on the side edge of the outer surface of the limit plate, while the limit plate is limitedly slidably connected with the conveying frame by the limit block.

[0008] Through the above structure, the position of the limit plate can be effectively controlled during use, and the limit plate can be centrally adjusted and prevented from being damaged, and when the side surface of the steel belt body contacts the side surface of the limit plate, a roller can be nestedly assembled on the side surface of the limit plate, and the roller is used to reduce wear and tear.

[0009] Preferably, the outer surface of the limit plate of the follow-up detection mechanism is limitedly slidably connected with a laser detector, the upper surface of the laser detector is installed with a detection head, and the lower surface of the laser detector is installed with a first telescopic rod, and the outer surface of the first telescopic rod is telescopically connected with a first air cylinder, and the first air cylinder is installed on the lower surface of the limit plate.

[0010] Through the above structure, the stability of the laser detector assembly can be effectively controlled during use, and the laser detector is arranged at an equal angle with respect to the middle segment of the inner surface of the conveying frame, and the detection effect is controlled.

[0011] Preferably, the limit plate and the laser detector are limitedly slidably connected, the laser detector and the detection head are integrally connected, and the laser detector is telescopically connected with the first telescopic rod and the first air cylinder.

[0012] Through the above structure, the stability of the laser detector can be effectively controlled during use, and the detection condition can be finely adjusted to control the position of the laser detector.

[0013] Preferably, the upper surface of the angle disc in the angle limiting mechanism is pivoted with a telescopic rod two, the outer surface of the telescopic rod two is telescoped with a pneumatic cylinder two, the pneumatic cylinder two is positioned and pivotally connected to the upper surface of the lifting frame, the outer surface of the angle disc is provided with an angle block, the outer surface of the angle block is abutted and limited by a limiting ring, and the limiting ring is nested on the outer surface of the angle disc; the lower surface of the angle disc is provided with a rotating disc, the rotating disc is rotated in the inner surface of the lifting frame, the outer surface of the rotating disc is pivoted with a connecting rod, the outer surface side of the connecting rod is pivoted with a pressing piece, the outer surface of the pressing piece is provided with a clamping piece one, the outer surface of the clamping piece one penetrates and connects with a limiting column, the limiting column is limitingly nested in the inner surface of the lifting frame, and the lower surface of the limiting column is provided with a supporting plate.

[0014] Through the above structure, the supporting plate is stably assembled during use, and the stability of the supporting plate replacement assembly is controlled by cooperating with the limiting structure. The use of the lifting frame controls the position limiting of the supporting plate carrying different detectors.

[0015] Preferably, the lifting frame and the angle disc form a rotating structure, the angle disc forms a telescopic rotating structure with the pneumatic cylinder two through the eccentric shaft and the telescopic rod two, the angle disc and the angle block form an integrated structure, and the angle disc forms a limiting structure with the limiting ring through the angle block.

[0016] Through the above structure, the rotation of the angle disc can be effectively controlled during use, and the stability of the rotation of the angle disc is improved by cooperating with the use of the angle block and the limiting ring, and excessive rotation is avoided.

[0017] Preferably, the angle disc forms a coaxial rotating structure with the rotating disc through a rotating shaft, the rotating disc forms a circumferential straight line mechanism with the clamping piece one through the connecting rod and the pressing piece, the clamping piece one forms a penetrating engagement structure with the limiting column, and the limiting column forms an integrated structure with the supporting plate.

[0018] Through the above structure, the position of the rotating disc can be effectively controlled by the linkage adjustment of the angle disc during use, and the position of the clamping piece one is effectively controlled through the rotating disc, which is used to control the stability of the assembly of the supporting plate and avoid falling off.

[0019] Preferably, the inner surface of the supporting plate is pivoted with a belt, the outer surface of the belt is provided with a moving piece, the moving piece is limitingly and slidably connected to the inner surface of the supporting plate, the inner surface of the moving piece is nested and connected with a high-speed camera, the inner surface of the high-speed camera is engaged and connected with a clamping piece two, the clamping piece two is limitingly pivoted in the inner surface of the moving piece, the clamping piece two and the moving piece are elastically connected with a pressing spring, the outer surface of the clamping piece two is tail-end abutted and connected with an unlocking piece, and the unlocking piece is limitingly and slidably connected in the inner wall of the moving piece.

[0020] Through the above structure, the support plate stably assembles the staggered center control moving piece in use, and connects the high-speed camera for shooting detection use, improving the upper side detection effect of the steel belt body.

[0021] Preferably, the support plate forms a sliding structure with the moving piece through the belt, and the moving piece is arranged at an equal angle about the central axis of the inner surface of the support plate, and the moving piece forms a nested structure with the high-speed camera.

[0022] Through the above structure, the stability of the moving piece support adjustment can be improved in use, so as to control the convenience of the high-speed camera use, and the position of the high-speed camera can be controlled according to the width of the steel belt body.

[0023] Preferably, the moving piece forms a limiting clamping structure with the high-speed camera through the second clamping piece, and the second clamping piece forms a positioning rotation structure with the moving piece, and the second clamping piece forms an elastic structure with the moving piece through the extrusion spring, and the moving piece forms a sliding structure with the unlocking piece, and the unlocking piece forms an extrusion structure with the second clamping piece.

[0024] Through the above structure, the stability of the high-speed camera assembly can be improved in use, avoiding falling off, and the high-speed camera can be quickly replaced when damaged.

[0025] Compared with the prior art, the beneficial effects of the present application are:

[0026] 1. The edge crack depth automatic detection device for steel coil production is provided with a conveying frame convenient for steel coil detection, and is formed into a flat conveying use through conveying rollers, and cooperates with the limiting plate for center adjustment, controls the position of the steel belt body of the steel coil, and forms detection use on the lower side of the steel belt body through the laser detector followed by the limiting plate, and cooperates with the high-speed camera assembled by the lifting frame synchronously, forms upper detection use, can form simultaneous upper and lower detection, improves the detection effect, and the support plate assembled by the high-speed camera can be replaced by different detection equipment according to the use condition.

[0027] 2. The edge crack depth automatic detection device for steel coil production is provided with a following detection mechanism, which forms limiting clamping through the limiting plate when the steel belt body is conveyed, controls the center conveying, improves the detection convenience, and cooperates with the center clamping of the limiting plate, can effectively form detection use on the bottom of the steel belt body through the portable and fine-adjustable laser detector, and improves the detection effect.

[0028] 3. The steel coil production edge crack depth automatic detection device is provided with an angle limiting mechanism, the position of the angle disc is effectively controlled through the cooperation of the angle disc assembled by the lifting frame, the telescopic rod 1 and the cylinder 1, so that the angle block installed with the angle disc is matched with the limiting ring, the position of the rotating disc driven by the angle disc is controlled, the rotating disc angle adjustment stability is improved, and excessive movement is prevented; further, the position of the clamping piece 1 is effectively controlled through the cooperation of the connecting rod and the extrusion piece assembled by the rotating disc, so that the limiting column nested with the lifting frame is controlled, the through clamping is formed, and the nested limiting is carried out, so that the supporting plate assembled with the limiting column is prevented from falling off; further, the position of the moving piece is controlled through the belt assembled with the supporting plate, the spacing of the high-speed camera can be controlled according to the width of the steel belt body, so that the detection use is formed on the upper side of the steel belt body, and the clamping piece 2 on the moving piece is matched, the high-speed camera assembly stability is improved, and the convenience of replacement when damaged is improved. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a three-dimensional structure schematic view of the conveying frame of the application;

[0030] Figure 2 It is a three-dimensional structure schematic view of the conveying frame of the application;

[0031] Figure 3 It is a three-dimensional structure schematic view of the conveying frame of the application;

[0032] Figure 4 It is a three-dimensional structure schematic view of the conveying frame of the application;

[0033] Figure 5 It is a three-dimensional structure schematic view of the conveying frame of the application;

[0034] Figure 6 It is a three-dimensional structure schematic view of the extrusion piece of the application;

[0035] Figure 7 It is a three-dimensional structure schematic view of the angle block of the application;

[0036] Figure 8 It is a three-dimensional structure schematic view of the angle block of the application;

[0037] Figure 9 It is a three-dimensional structure schematic view of the clamping piece 2 of the application.

[0038] In the figure: 1, conveying frame; 2, conveying roller; 3, steel belt body; 4, supporting roller; 5, truss; 6, lifting frame; 7, straight toothed gear; 8, rack; 9, limiting plate; 10, limiting block; 11, laser detector; 12, detection head; 13, telescopic rod one; 14, air cylinder one; 15, angle disc; 16, telescopic rod two; 17, air cylinder two; 18, angle block; 19, limiting ring; 20, rotating disc; 21, connecting rod; 22, extrusion piece; 23, clamping piece one; 24, limiting column; 25, supporting plate; 26, belt; 27, moving piece; 28, high-speed camera; 29, clamping piece two; 30, extrusion spring; 31, unlocking piece. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present application.

[0040] Please refer to Figures 1-9 The present application provides a technical solution: a side crack depth automatic detection device for steel coil production, which is provided with a conveying frame 1 for steel coil conveying and detection, the inner surface of the conveying frame 1 is provided with conveying rollers 2, and steel belt bodies 3 are conveyed between the conveying rollers 2.

[0041] Embodiment one: as Figures 1-4The technical scheme is shown, and the present application provides the following technical scheme: an edge crack depth automatic detection device for steel coil production discloses: including: a supporting roller 4 is rotated on the inner surface of a conveying frame 1, and the outer surface of the conveying frame 1 is slidably provided with a truss 5, and the inner surface of the truss 5 is connected with a lifting frame 6 in a lifting manner, and the inner surface of the conveying frame 1 is rotatably provided with a straight tooth gear 7 on the lower side, and the outer surface of the straight tooth gear 7 is connected with a rack 8 in a meshing manner, and the outer surface of the rack 8 is provided with a limiting plate 9, and the lower surface of the limiting plate 9 is provided with a limiting block 10, and the limiting block 10 is limitedly slid on the inner surface of the conveying frame 1, and the limiting plate 9 is provided with a following detection mechanism; the conveying frame 1 is connected with the rack 8 in a meshing manner through the straight tooth gear 7, and the rack 8 is provided on the inner surface of the straight tooth gear 7 at an equal angle, and the rack 8 is embeddedly arranged on the side edge of the outer surface of the limiting plate 9, and the limiting plate 9 is connected with the conveying frame 1 in a limiting sliding manner through the limiting block 10; the outer surface of the limiting plate 9 of the following detection mechanism is limitedly slid with a laser detector 11, and the upper surface of the laser detector 11 is provided with a detection head 12, and the lower surface of the laser detector 11 is provided with a first telescopic rod 13, and the outer surface of the first telescopic rod 13 is telescopically provided with a first air cylinder 14, and the first air cylinder 14 is arranged on the lower surface of the limiting plate 9; the limiting plate 9 is connected with the laser detector 11 in a limiting sliding manner, and the laser detector 11 is connected with the detection head 12 in an integrated manner, and the laser detector 11 is connected with the first air cylinder 14 in a telescopic manner through the first telescopic rod 13.

[0042] When the steel strip body 3 of the steel coil is conveyed by the conveying frame 1, the use of the conveying roller 2 is matched to provide clamping conveying force, effectively control the stability of the conveying of the steel strip body 3, and through the support of the supporting roller 4, the damage of the detection device caused by the falling of the steel strip body 3 is avoided, that is, the motor assembled on the lower side of the conveying frame 1 is controlled to control the rotation of the straight tooth gear 7, that is, the limiting plate 9 installed on the rack 8 is adjusted, and the limiting block 10 installed on the limiting plate 9 is matched, and the limiting plate 9 is limitedly slid on the inner surface of the conveying frame 1 stably, so as to control the center adjustment of the limiting plate 9, so as to control the center conveying of the steel strip body 3, and through the laser detector 11 installed on the side edge of the limiting plate 9 arranged at an equal angle, and the multiple detection heads 12 assembled on the laser detector 11, the lower side edge crack of the steel strip body 3 is detected, and through the first air cylinder 14 assembled on the lower side of the limiting plate 9, the position of the first telescopic rod 13 is controlled in a telescopic manner, and the laser detector 11 installed on the first telescopic rod 13 is limitedly adjusted on the inner side of the upper surface of the limiting plate 9, so as to improve the stability of the detection of the edge crack, thereby improving the detection range.

[0043] Embodiment two: as Figure 1 , Figure 2 , Figure 5 , Figure 6 and Figure 7The technical scheme shown, on the basis of embodiment one, further discloses the limiting assembly of the supporting plate 25, and the specific content is as follows: the angle disc 15 is rotatable on the upper surface of the lifting frame 6, and the angle disc 15 is provided with an angle limiting mechanism; the upper surface of the angle disc 15 in the angle limiting mechanism is rotatable through the eccentric shaft with the second telescopic rod 16, the outer surface of the second telescopic rod 16 is telescopically provided with the second air cylinder 17, the second air cylinder 17 is rotatably connected to the upper surface of the lifting frame 6, the outer surface of the angle disc 15 is provided with the angle block 18, the outer surface of the angle block 18 is limitedly attached to the limiting ring 19, and the limiting ring 19 is nested on the outer surface of the angle disc 15; the lower surface of the angle disc 15 is provided with the rotating disc 20, the rotating disc 20 is rotatable on the inner surface of the lifting frame 6, the outer surface of the rotating disc 20 is rotatable with the connecting rod 21, the outer surface of the connecting rod 21 is rotatable with the extrusion piece 22, the outer surface of the extrusion piece 22 is provided with the first clamping piece 23, the outer surface of the first clamping piece 23 is penetratively connected to the limiting column 24, the limiting column 24 is limitingly nested on the inner surface of the lifting frame 6, and the lower surface of the limiting column 24 is provided with the supporting plate 25; the lifting frame 6 and the angle disc 15 constitute a rotating structure, the angle disc 15 constitutes a telescopic rotating structure with the second air cylinder 17 through the eccentric shaft and the second telescopic rod 16, the angle disc 15 and the angle block 18 constitute an integrated structure, the angle disc 15 constitutes a limiting structure with the limiting ring 19 through the angle block 18, the angle disc 15 constitutes a coaxial rotating structure with the rotating disc 20 through the rotating shaft, the rotating disc 20 constitutes a circumferential linear mechanism with the first clamping piece 23 through the connecting rod 21 and the extrusion piece 22, the first clamping piece 23 and the limiting column 24 constitute a penetrative clamping structure, and the limiting column 24 and the supporting plate 25 constitute an integrated structure.

[0044] Before the steel belt body 3 is conveyed, the position of the lifting frame 6 of the control truss 5 is assembled, the position of the second telescopic rod 16 is controlled in cooperation with the second air cylinder 17 on the lifting frame 6, the eccentric shaft at the end of the second telescopic rod 16 is assembled, the reverse rotation of the angle disc 15 is controlled, thereby effectively forming limiting control under the nesting of the limiting ring 19 in cooperation with the angle block 18 installed on the angle disc 15, avoiding excessive rotation of the angle disc 15, and when the angle disc 15 rotates, the rotating disc 20 is reversely controlled coaxially, the position of the extrusion piece 22 is adjusted in cooperation with the rotating disc 20 linkage control connecting rod 21, thereby driving the first clamping piece 23 installed on the extrusion piece 22 to be separated from the nesting groove of the lifting frame 6, and the limiting column 24 can be stably nested in the nesting groove of the lifting frame 6, and the first air cylinder 14 is started to control the second telescopic rod 13 to rotate clockwise, thereby controlling the position of the rotating disc 20 to adjust the first clamping piece 23, and the first clamping piece 23 can be stably penetrated through the through hole of the limiting column 24, and the supporting plate 25 installed on the limiting column 24 can be limitedly assembled, thereby facilitating the use stability of the high-speed camera 28 assembled by the supporting plate 25, and the supporting plate 25 can be replaced, thereby effectively assembling different detectors with different supporting plates 25.

[0045] Embodiment three: as Figure 1 , Figure 2 , Figure 8 and Figure 9 shown in the technical scheme, on the basis of embodiment two, also discloses the assembly replacement of high-speed camera 28, and its specific content is as follows: the inner surface of support plate 25 rotates with belt 26, and the outer surface of belt 26 is provided with moving piece 27, and moving piece 27 is limited to slide on the inner surface of support plate 25, and the inner surface of moving piece 27 is nested with high-speed camera 28, and the inner surface of high-speed camera 28 is clamped with clamp piece two 29, and clamp piece two 29 is limited to rotate on the inner surface of moving piece 27, and between clamp piece two 29 and moving piece 27, extrusion spring 30 is elastically connected, and the outer surface tail end of clamp piece two 29 is connected with unlocking piece 31, and unlocking piece 31 is limited to slide in the side wall of moving piece 27; support plate 25 forms a sliding structure with moving piece 27 through belt 26, and moving piece 27 is arranged at an equal angle about the central axis of the inner surface of support plate 25, and moving piece 27 forms a nested structure with high-speed camera 28; moving piece 27 forms a limiting clamping structure with high-speed camera 28 through clamp piece two 29, and clamp piece two 29 forms a positioning rotation structure with moving piece 27, and clamp piece two 29 forms an elastic structure with moving piece 27 through extrusion spring 30, and moving piece 27 forms a sliding structure with unlocking piece 31, and unlocking piece 31 forms an extrusion structure with clamp piece two 29.

[0046] When high-speed camera 28 detects, the motor assembled on the upper side of support plate 25 stably controls belt 26 and assembled moving piece 27, controls the position of moving piece 27 following the width of steel belt body 3, and high-speed camera 28 assembled by moving piece 27 is used for detecting steel belt body 3, and when high-speed camera 28 is damaged, unlocking piece 31 assembled by sliding moving piece 27 is controlled to slide inward, extrudes clamp piece two 29 to form positioning rotation, controls extrusion spring 30 connected with clamp piece two 29 to form contraction control, and controls the clamping end of clamp piece two 29 to separate from the inner surface of high-speed camera 28, so as to separate the damaged high-speed camera 28, and loosen unlocking piece 31, so that the new high-speed camera 28 can be directly nested and assembled, and automatic clamping is formed, and is used for subsequent work.

[0047] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0048] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An automatic detection device for edge crack depth for steel coil production, comprising a conveyor frame (1) for conveying and detecting steel coils, wherein conveyor rollers (2) are rotated on the inner surface of the conveyor frame (1), and a steel strip body (3) is conveyed between the conveyor rollers (2); It is characterized in that include: The support roller (4) rotates on the inner surface of the conveying frame (1), and the outer surface of the conveying frame (1) slides with a truss (5), and the inner surface of the truss (5) is lifted and connected with a lifting frame (6), and at the same time, a spur gear (7) rotates on the lower side of the inner surface of the conveying frame (1), and the outer surface of the spur gear (7) is meshed and connected with a rack (8), and the rack (8) is set at an equal angle with respect to the middle section of the inner surface of the spur gear (7), and a limit plate (9) is installed on the outer surface of the rack (8), and a limit block (10) is installed on the lower surface of the limit plate (9), and the limit block ( 10) limit sliding on the lower side of the inner surface of the conveying frame (1), and the limit plate (9) is provided with a follow-up detection mechanism; the motor assembled on the lower side of the conveying frame (1) is controlled to control the rotation of the spur gear (7), the limit plate (9) installed on the meshing adjustment rack (8), the limit block (10) installed with the limit plate (9), the limit sliding on the inner surface of the conveying frame (1), the control limit plate (9) is adjusted to the center, the steel belt body (3) is controlled to be conveyed in the center, and the follow-up detection mechanism installed on the side of the limit plate (9) set at equal angles is used to detect the cracks on the lower side of the steel belt body (3); An angle disc (15) is rotated on the upper surface of the lifting frame (6), and the angle disc (15) is provided with an angle limiting mechanism; the upper surface of the angle disc (15) in the angle limiting mechanism is provided with a telescopic rod (16) through eccentric rotation, and the outer surface of the telescopic rod (16) is extended and retracted with a cylinder (17), and the cylinder (17) is positioned and rotated to be connected to the upper surface of the lifting frame (6), and the outer surface of the angle disc (15) is provided with an angle block (18), and the outer surface of the angle block (18) is limited and fitted with a limiting ring (19), and the limiting ring (19) is nested in the outer surface of the angle disc (15), and the angle disc (15) forms a limiting structure through the angle block (18) and the limiting ring (19); the lower surface of the angle disc (15) is provided with a rotating disc (20), and the rotating disc (20) is rotated on the inner surface of the lifting frame (6), and the outer surface of the rotating disc (20) is provided with a connecting rod (21), and the connecting rod (21) is rotated. ) is rotated on the side of the outer surface of the extrusion member (22), and a clamping member (23) is installed on the outer surface of the extrusion member (22), and the outer surface of the clamping member (23) is connected to the limiting column (24) through the outer surface, and the limiting column (24) is limited and nested in the inner surface of the lifting frame (6), and a support plate (25) is installed on the lower surface of the limiting column (24); the angle disk (15) and the turntable (20) form a coaxial rotation structure through the rotating shaft, and the turntable (20) forms a circular linear mechanism with the clamping member (23) through the connecting rod (21) and the extrusion member (22), and the clamping member (23) and the limiting column (24) form a through-clamping structure; the inner surface of the support plate (25) is rotated with a belt (26), and a moving member (27) is installed on the outer surface of the belt (26), and the moving member (27) is limited and slid on the inner surface of the support plate (25), and the inner surface of the moving member (27) is nested and connected with a high-speed camera (28).

2. The automatic detection device for edge crack depth of steel coil production according to claim 1, characterized in that: The conveying frame (1) forms a meshing structure with a spur gear (7) and a rack (8), and the rack (8) is embedded and installed on the side of the outer surface of the limiting plate (9), while the limiting plate (9) forms a limiting sliding structure with the conveying frame (1) through a limiting block (10).

3. The automatic detection device for edge crack depth of steel coil production according to claim 1, characterized in that: The outer surface of the limit plate (9) in the following detection mechanism is limitedly slidably provided with a laser detector (11), and the upper surface of the laser detector (11) is provided with a detection head (12), and the lower surface of the laser detector (11) is provided with a telescopic rod (13), and the outer surface of the telescopic rod (13) is extended and retracted with a cylinder (14), and the cylinder (14) is provided on the lower surface of the limit plate (9).

4. The automatic detection device for edge crack depth of steel coil production according to claim 1, characterized in that: The limiting plate (9) and the laser detector (11) form a limiting sliding structure, and the laser detector (11) and the detection head (12) form an integrated structure, and the laser detector (11) forms a telescopic structure through a telescopic rod (13) and a cylinder (14).

5. The automatic detection device for edge crack depth of steel coil production according to claim 1, characterized in that: The lifting frame (6) and the angle plate (15) form a rotating structure, and the angle plate (15) forms a telescopic rotating structure through the eccentric axis and the second telescopic rod (16) and the second cylinder (17), and the angle plate (15) and the angle block (18) form an integrated structure.

6. The automatic detection device for edge crack depth in steel coil production according to claim 1, characterized in that: The limiting column (24) and the supporting plate (25) form an integrated structure.

7. The automatic detection device for edge crack depth in steel coil production according to claim 1, characterized in that: The inner surface of the high-speed camera (28) is engaged with a second clamping member (29), and the second clamping member (29) is limited to rotate on the inner surface of the moving member (27), and an extrusion spring (30) is elastically connected between the second clamping member (29) and the moving member (27), and the rear end of the outer surface of the second clamping member (29) is engaged with an unlocking member (31), and the unlocking member (31) is limited to slide inside the side wall of the moving member (27).

8. The automatic detection device for edge crack depth in steel coil production according to claim 7, characterized in that: The support plate (25) forms a sliding structure with the moving member (27) through the belt (26), and the moving member (27) is arranged at equal angles with respect to the central axis of the inner surface of the support plate (25), and the moving member (27) and the high-speed camera (28) form a nested structure.

9. The automatic detection device for edge crack depth in steel coil production according to claim 7, characterized in that: The movable member (27) forms a position-limiting engaging structure with the high-speed camera (28) through the second clamping member (29), and the second clamping member (29) and the movable member (27) form a positioning rotation structure, and the second clamping member (29) forms an elastic structure with the movable member (27) through the extrusion spring (30), while the movable member (27) and the unlocking member (31) form a sliding structure, and the unlocking member (31) and the second clamping member (29) form an extrusion structure.

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