Automatic centering mechanism of conveyor belt and centering method thereof

Abstract

The application discloses a kind of conveyor belt automatic centering mechanism and its centering method, it is related to the technical field of conveyor deviation correction;Including installation support piece, the installation support piece is installed with belt detection piece, and the belt detection piece is used to detect belt deformation;The installation support piece is installed with transmission support piece;The transmission support piece is used to drive belt;Transmission support piece is installed with deviation radius adjusting piece;The deviation radius adjusting piece is used to adjust transmission support piece transmission radius;The installation support piece is installed with deviation detection piece;This structure can be timely from the belt deformation problem and carry out centering correction, more direct and reliable, one end of a circle expansion plate can expand outward, form inclination, to adapt to the deformation of belt, reduce its deviation degree;To solve the problem that the above background technology proposes that the current conveyor belt automatic centering mechanism is not convenient to adapt to debugging and tighten fine adjustment belt, is not convenient to detect and avoid the joint of belt.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of conveyor deviation correction, in particular to a conveyor belt automatic centering mechanism and a centering method thereof. BACKGROUND

[0002] In industrial production, the conveyor is a common conveying equipment, and its main structure is to drive the belt to run by using the roller, so as to transfer the material. This method is widely used due to its advantages such as direct efficiency and the like. However, the belt is subject to its soft structure, and there is a certain deviation in the error during splicing, which is a normal phenomenon. Especially for heavy-duty conveyors, the continuous deviation correction work needs to be carried out by using the centering corrector during the conveying process. The current conveyor belt automatic centering mechanism is not convenient to adapt to the debugging, tightening and fine adjustment of the belt. After long-term use of the belt, the precision is reduced, the deformation is caused, the circumferences of the two ends are different, the tightening degree of the belt on the surface of the conveying roller is inconsistent in the axial direction, the deviation of the belt during operation is gradually caused, the visual correction adjustment is poor, the belt deformation parameters are not convenient to display, the traditional correction roller causes great damage to the edge of the belt during correction of the belt, the splicing buckle of the belt is also subject to friction for a long time, which causes wear and even breakage, and the splicing part of the belt is not convenient to detect and avoid.

[0003] Therefore, the present application provides a conveyor belt automatic centering mechanism and a centering method thereof. SUMMARY

[0004] The present application aims to provide a conveyor belt automatic centering mechanism and a centering method thereof, so as to solve the problems of the current conveyor belt automatic centering mechanism which is not convenient to adapt to the debugging, tightening and fine adjustment of the belt, and the tightening degree of the belt on the surface of the conveying roller is inconsistent in the axial direction, and the splicing part of the belt is not convenient to detect and avoid.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a conveyor belt automatic centering mechanism, comprising a mounting support, a belt detection member is mounted on the mounting support, and the belt detection member is used for detecting the deformation of the belt; a transmission support is mounted on the mounting support; the transmission support is used for driving the belt; a deviation radius adjusting member is mounted on the transmission support; the deviation radius adjusting member is used for adjusting the transmission radius of the transmission support; a deviation detection member is mounted on the mounting support; the deviation detection member is used for detecting the deviation direction of the belt; a threaded deviation member is mounted on the mounting support; the threaded deviation member is used for deviation correction on the bottom of the belt; a splicing detection member is mounted on the deviation detection member; the splicing detection member is used for reducing the wear of the splicing part of the belt; the mounting support comprises a roller frame and a rotating adapter plate, the rotating adapter plate is rotatably installed in the middle of the roller frame, and the rotating adapter plate is used for being mounted on the conveyor frame through bolts.

[0006] Preferably, the deviation correction radius adjusting piece comprises a radius adjusting screw and an extrusion column, both ends of the radius adjusting screw are respectively provided with a handle, the radius adjusting screw is threadedly connected on the transmission support roller, an extrusion column is fixedly installed in the middle of the radius adjusting screw, and both sides of the extrusion column are inclined surfaces, both sides of the extrusion column are respectively extruded and fitted with a fine adjustment protruding block, and the extrusion column is used for extruding a circle of expansion plates.

[0007] Preferably, the deviation detection piece comprises a detection frame, an extrusion sliding block and a micro switch, the detection frame is fixedly installed on the roller frame through bolts, both ends of the detection frame are respectively slidably installed with an extrusion sliding block, the end of the extrusion sliding block is an arc structure, and both ends of the detection frame are fixedly installed with a micro switch through a support, the end of the micro switch is fitted with the extrusion sliding block, and the two extrusion sliding blocks are used for detecting the deviation of the conveyor belt.

[0008] Preferably, the installation support further comprises a magnetic attraction connecting frame, a fitted spring, a display and an electromagnet, two magnetic attraction connecting frames are fixedly installed on the roller frame, two fitted springs are respectively fixedly installed on the two magnetic attraction connecting frames, two displays are fixedly installed on the roller frame, and two electromagnets are respectively fixedly installed on the two magnetic attraction connecting frames and located inside the two fitted springs.

[0009] Preferably, the splicing detection piece comprises a detection installation shell and a lifting column, the detection installation shell is fixedly installed on the side of the detection frame through bolts, the lifting column is slidably installed on the detection installation shell, the lifting column is used for being extruded downward by the belt connecting buckle, and the height of the detection installation shell is lower than the height of the lower edges of the two extrusion sliding blocks.

[0010] Preferably, the belt detection piece comprises a deformation detection installation plate, a pressure sensor and a positioning bolt, the deformation detection installation plate is fixedly installed at the bottom of the roller frame through bolts, two pressure sensors are fixedly installed on the inner side of the deformation detection installation plate, and the ends of the two pressure sensors are respectively attached to the rotating adapter plate, two positioning bolts are threadedly connected on the deformation detection installation plate, and the ends of the two positioning bolts are respectively attached to the rotating adapter plate, the two pressure sensors are used for detecting the consistency of the belt tensioning force on both sides of the roller frame, and the two pressure sensors are respectively electrically connected to the two displays.

[0011] Preferably, the thread deviation correcting device comprises: deviation correcting swing arms, drive motors, deviation correcting rollers and spiral protrusions, two deviation correcting swing arms are rotatably installed on the roller frame, drive motors are fixedly installed on the two deviation correcting swing arms respectively, deviation correcting rollers are fixedly installed on the output shafts of the two drive motors respectively, the ends of the two deviation correcting rollers are rotatably attached, spiral protrusions are fixedly installed on the two deviation correcting rollers respectively, the two spiral protrusions are rubber anti-skid structures, the bottoms of the two deviation correcting swing arms are iron structures, the two electromagnets are respectively used for magnetically attracting the two deviation correcting swing arms, the spiral protrusions are used for being attached to the bottom of the conveyor belt, and the two micro switches are electrically connected with the two drive motors respectively.

[0012] Preferably, the transmission support piece comprises: transmission support rollers, expansion plates, fine adjustment protrusions, rubber sleeves and limit magnets, the transmission support rollers are rotatably installed on the roller frame, a ring of expansion plates is slidably inserted on the transmission support rollers, the two ends of the ring of expansion plates are iron metal respectively, two fine adjustment protrusions are fixedly installed on the inner sides of the ring of expansion plates respectively, the side surfaces of the two fine adjustment protrusions are inclined surfaces, rubber sleeves are sleeved on the outer sides of the transmission support rollers, the ring of expansion plates is inserted into the rubber sleeves, two limit magnets are fixedly installed on the inner sides of the transmission support rollers, and the two limit magnets are respectively magnetically connected with the two ends of the ring of expansion plates, and the limit magnets are used for limiting the ends of the ring of expansion plates.

[0013] Preferably, the splicing detection piece further comprises: a mistaken touch prevention spring and a delay switch, the mistaken touch prevention spring is sleeved in the detection installation shell, the mistaken touch prevention spring is located below the lifting column, the delay switch is fixedly installed in the detection installation shell, and the end of the delay switch is located below the lifting column, and the delay switch is electrically connected with the two electromagnets.

[0014] An automatic centering method of a conveyor belt:

[0015] a. When the belt passes through the detection frame and the belt is offset to press and touch the pressing slider, the micro switch is pressed, the micro switch controls the drive motor in the offset direction to stop rotating, and the drive motor on the opposite side continuously drives the deviation correcting roller to rotate the spiral protrusion, and the rubber bolt is used for pulling back the belt;

[0016] b. The rotating radius adjusting screw rod drives the pressing column to move, the pressing column presses the fine adjustment protrusion on the corresponding side, the inclined fine adjustment protrusion is pressed, the expansion plate is rotated, the rubber sleeve is controlled to produce an inclination, and the belt is tensioned.

[0017] Compared with the prior art, the automatic centering method of the conveyor belt has the following beneficial effects:

[0018] The application adopts a belt detection piece matched with a rotatable mounting support piece, which can be used for detecting the deformation of the belt, facilitating adjustment, preventing the problem that the conveying deviation caused by the deformation of the belt damages the belt more greatly only by relying on the deviation correction wheel, timely correcting the centering from the deformation problem of the belt, being more direct and reliable, one end of one circle of expansion plates can be expanded outward to form an inclination to adapt to the deformation of the belt, ensuring the consistency of the tensioning pressure of the belt during operation to reduce the deviation degree, the expandable expansion plates adopted by the structure can cooperate with the rubber sleeve to ensure stable conveying and increase the adhesion to the belt, the expansion plates on the relatively loose side of the belt are expanded and adapted, the fine-tuning precision is high, and the adjustment is more flexible and low in operation difficulty, and the adaptation to the belt that has been deformed also improves the service life of the belt.

[0019] The deviation correction detection piece is used for efficient and direct deviation correction, the threaded deviation correction piece is used for preventing damage to the edge of the belt, the helical protrusion is used for fast deviation correction without extruding the edge of the belt, and the helical structure of the helical protrusion also plays a role in cleaning impurities on the transmission surface of the belt.

[0020] The splicing detection piece is used for detecting the joint of the belt, especially the joint of the belt connected through buckling or sewing, so that the threaded deviation correction piece can be automatically controlled to avoid the joint, the threaded deviation correction piece is prevented from wearing the joint, the safety hidden danger is reduced, the protection effect is better, and the problem that the joint is worn by the deviation correction wheel during deviation correction, the connection strength of the belt is reduced, and even the belt is broken is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole structure schematic view of a conveyor belt automatic centering mechanism of the application;

[0022] Figure 2 It is a bottom structure schematic view of a conveyor belt automatic centering mechanism of the application;

[0023] Figure 3 It is an internal structure sectional view of a conveyor belt automatic centering mechanism of the application;

[0024] Figure 4 It is a mounting support piece structure schematic view of the application;

[0025] Figure 5 It is a mounting support piece structure schematic view of the application; Figure 2 It is an enlarged view of a B area structure of the application;

[0026] Figure 6 It is a transmission support piece structure schematic view of the application;

[0027] Figure 7 It is an expansion plate structure schematic view of the application;

[0028] Figure 8 Structure diagram of the deviation rectifying detection member of the present application;

[0029] Figure 9 Structure diagram of the thread deviation rectifying member of the present application;

[0030] Figure 10 Structure diagram of the present application Figure 3 Structure enlarged view of the C area;

[0031] Figure 11 Structure enlarged view of the D area of the present application Figure 3 Structure enlarged view of the D area of the present application

[0032] Figure 12 Structure sectional view of the deviation radius adjusting member of the present application.

[0033] In the figure: 1, mounting support member; 101, roller frame; 102, rotating adapter plate; 103, magnetic connection frame; 104, fitting spring; 105, display; 106, electromagnet; 2, belt detection member; 201, deformation detection mounting plate; 202, pressure sensor; 203, positioning bolt; 3, transmission support member; 301, transmission support roller; 302, expansion plate; 3021, fine adjustment protrusion; 303, rubber sleeve; 304, limit magnet; 4, deviation radius adjusting member; 401, radius adjusting screw; 402, extrusion column; 5, deviation rectifying detection member; 501, detection frame; 502, extrusion slider; 503, micro switch; 6, thread deviation rectifying member; 601, deviation swing arm; 6011, driving motor; 602, deviation roller; 603, spiral protrusion; 7, splicing detection member; 701, detection mounting shell; 702, lifting column; 703, anti-mis-touch spring; 704, delay switch. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying 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.

[0035] Embodiment one: please refer to Figures 1-12 as shown:

[0036] The application provides a technical scheme: a conveyor belt automatic centering mechanism, which comprises a mounting support 1, a belt detection piece 2 is mounted on the mounting support 1 and is used for detecting belt deformation, a transmission support 3 is mounted on the mounting support 1 and is used for transmitting the belt, a deviation correction radius adjusting piece 4 is mounted on the transmission support 3 and is used for adjusting the transmission radius of the transmission support 3, a deviation correction detection piece 5 is mounted on the mounting support 1 and is used for detecting the deviation direction of the belt, a threaded deviation correction piece 6 is mounted on the mounting support 1 and is used for being attached to the bottom of the belt for deviation correction, a splicing detection piece 7 is mounted on the deviation correction detection piece 5 and is used for reducing the wear of the splicing part of the belt, and the mounting support 1 comprises a roller frame 101 and a rotating adapter plate 102, the rotating adapter plate 102 is rotatably installed in the middle of the roller frame 101 and is used for being mounted on the conveyor frame through bolts.

[0037] The mounting support 1 further comprises a magnetic attraction connecting frame 103, a fitting spring 104, a display 105 and an electromagnet 106, two magnetic attraction connecting frames 103 are fixedly installed on the roller frame 101, the fitting spring 104 is fixedly installed on each of the two magnetic attraction connecting frames 103, two displays 105 are fixedly installed on the roller frame 101, and the electromagnet 106 is fixedly installed on each of the two magnetic attraction connecting frames 103 and is located inside the fitting spring 104, the belt detection piece 2 comprises a deformation detection mounting plate 201, a pressure sensor 202 and a positioning bolt 203, the SC-10N type pressure sensor 202 and the matching display 105 can be used, the deformation detection mounting plate 201 is fixedly installed at the bottom of the roller frame 101 through bolts, the two pressure sensors 202 are fixedly installed on the inner side of the deformation detection mounting plate 201 and are attached to the rotating adapter plate 102 at the ends, the two positioning bolts 203 are threadedly connected to the deformation detection mounting plate 201 and are attached to the rotating adapter plate 102 at the ends, the two pressure sensors 202 are used for detecting the consistency of the belt tension on both sides of the roller frame 101, the two pressure sensors 202 are electrically connected to the two displays 105 respectively, the belt detection piece 2 is used in cooperation with the rotatable mounting support 1 to detect the deformation of the belt, facilitate subsequent adjustment, prevent the problem that the belt is damaged by the deviation correction wheel only depending on the deviation correction, and timely correct the centering from the belt deformation problem, which is more direct and reliable, the two pressure sensors 202 are used to detect the tight fitting pressure difference of the belt at both ends of the transmission support roller 301 in real time, facilitate the adjustment of the staff, and the digital display is more intuitive.

[0038] The transmission support piece 3 comprises a transmission support roller 301, an expansion plate 302, a fine adjustment protrusion 3021, a rubber sleeve 303 and a limiting magnet 304, the transmission support roller 301 is rotatably installed on the roller frame 101; the transmission support roller 301 is slidably inserted with a ring of expansion plates 302, and the two ends of the ring of expansion plates 302 are respectively made of iron metal; the inner side of the ring of expansion plates 302 is fixedly installed with two fine adjustment protrusions 3021 respectively; the side surface of the two rings of fine adjustment protrusions 3021 is a bevel structure; the outer side of the transmission support roller 301 is sleeved with the rubber sleeve 303; the outer side of the ring of expansion plates 302 is inserted into the rubber sleeve 303; the inner side of the transmission support roller 301 is fixedly installed with two limiting magnets 304, and the two limiting magnets 304 are respectively magnetically connected to the two ends of the expansion plate 302; the limiting magnet 304 is used for limiting the end of the ring of expansion plates 302; the deviation correction radius adjusting piece 4 comprises a radius adjusting screw 401 and an extrusion column 402, the two ends of the radius adjusting screw 401 are respectively provided with a handle; the radius adjusting screw 401 is threadedly connected to the transmission support roller 301; the middle part of the radius adjusting screw 401 is fixedly installed with the extrusion column 402, and the two sides of the extrusion column 402 are bevel structures; the two sides of the extrusion column 402 are respectively extruded and attached to the fine adjustment protrusion 3021; the extrusion column 402 is used for extruding and fine adjusting the ring of expansion plates 302, and the transmission support piece 3 is used for driving one end of the ring of expansion plates 302 to expand outward to form an inclination to adapt to the deformation of the belt, so as to ensure that the tensioning pressure of the belt is consistent during operation, thereby reducing the deviation degree; the expandable expansion plate 302 can cooperate with the rubber sleeve 303 to ensure stable conveying and increase the adhesion to the belt; the ring of expansion plates 302 can expand and adapt to the expansion plate 302 on the relatively loose side of the belt according to the demand, the fine adjustment precision is high, and the adjustment is more flexible in cooperation with the pressure sensor 202, the operation difficulty is low, the belt service life is also improved after the belt is adapted after deformation, the belt on the side with relatively large tensioning force will pull and drive the roller frame 101 to rotate when the roller frame 101 loses the limiting after the positioning bolt 203 is rotated out, the pressure sensor 202 detects the pressure in real time at this time, the numerical value is displayed through the display 105, the extrusion column 402 is moved by rotating the radius adjusting screw 401 at this time, one end of the expansion plate 302 is extruded at this time, the inclination of the rubber sleeve 303 can be controlled, the belt on the relatively loose side will be tensioned at this time, and the corresponding roller frame 101 will also restore the alignment with the deformation detection mounting plate 201, the numerical values displayed by the two displays 105 will be relatively close, the belt can be stably conveyed and moved after the belt deformation degree is adjusted, the overall structure is more reasonable, and the adjustment and control are simple.

[0039] The deviation correction detection piece 5 comprises a detection frame 501, extrusion sliding blocks 502 and micro switches 503, the detection frame 501 is fixedly installed on the roller frame 101 through bolts; the extrusion sliding blocks 502 are slidingly installed at both ends of the detection frame 501 respectively; the end portion of the extrusion sliding block 502 is of an arc-shaped structure; the micro switches 503 are fixedly installed on both ends of the detection frame 501 through supports; the end portion of the micro switch 503 is attached to the extrusion sliding block 502; the two extrusion sliding blocks 502 are used for detecting the deviation of the conveyor belt; the threaded deviation correction piece 6 comprises deviation correction swing arms 601, drive motors 6011, deviation correction rollers 602 and spiral protrusions 603, the two deviation correction swing arms 601 are rotatably installed on the roller frame 101; the drive motors 6011 are fixedly installed on the two deviation correction swing arms 601 respectively; the deviation correction rollers 602 are fixedly installed on the output shafts of the two drive motors 6011 respectively, and the end portions of the two deviation correction rollers 602 are rotatably attached; the spiral protrusions 603 are fixedly installed on the two deviation correction rollers 602 respectively, and the two spiral protrusions 603 are of rubber anti-skid structures; the bottom portions of the two deviation correction swing arms 601 are of iron structures; the two electromagnets 106 are used for magnetically attracting the two deviation correction swing arms 601 respectively; the spiral protrusions 603 are used for being attached to the bottom portion of the conveyor belt; the two micro switches 503 are electrically connected to the two drive motors 6011 respectively, the deviation correction detection piece 5 is used for efficient and direct deviation correction, the threaded deviation correction piece 6 is used for preventing the damage to the edge of the belt, the spiral protrusions 603 are used for rapid deviation correction, the edge of the belt will not be squeezed, the belt is squeezed and touched during the belt conveying process, and then the micro switch 503 is squeezed, at this time, the micro switch 503 controls the drive motor 6011 in the deviation direction to stop rotating, deviation correction is realized, and the spiral structure of the spiral protrusion 603 also plays a cleaning role.

[0040] In example two, on the basis of example one, the splicing detection piece 7 comprises: a detection mounting shell 701 and a lifting column 702, the detection mounting shell 701 is fixedly installed on the side of the detection frame 501 through bolts; the lifting column 702 is slidingly installed on the detection mounting shell 701; the lifting column 702 is used to be pressed downward by the belt connecting buckle; the height of the detection mounting shell 701 is lower than the lower edge height of the two extrusion sliding blocks 502; the splicing detection piece 7 further comprises: an anti-mis-touch spring 703 and a delay switch 704, the anti-mis-touch spring 703 is sleeved in the detection mounting shell 701; the anti-mis-touch spring 703 is located below the lifting column 702; the delay switch 704 is fixedly installed in the detection mounting shell 701, and the end of the delay switch 704 is located below the lifting column 702; the delay switch 704 is electrically connected with the two electromagnets 106; by using the splicing detection piece 7, the joint of the belt can be detected, especially the belt connected by buckles or stitched, the splicing part can realize automatic control of the screw thread correction piece 6 to avoid, the screw thread correction piece 6 can avoid wearing the splicing part, the service life of the belt can be improved, the protection effect is better, and the problem that the joint is worn by the correction wheel during correction, which reduces the connection strength of the belt or even causes the belt to break, the structure detection is direct, the protrusion of the buckle connection part of the non-fusion belt is utilized, the control is accurate, the screw thread correction piece 6 can not affect the correction work of the belt at other positions, and when the buckle passes through the lifting column 702 during belt operation, the protruding buckle will press the lifting column 702 to move downward and press the delay switch 704, at this time, the delay switch 704 can control the electromagnet 106 to be electrified to magnetically attract the correction swing arm 601, at this time, the correction swing arm 601 will drive the correction roller 602 to press downward, and the correction roller 602 will not be attached to the belt to avoid damaging the buckle.

[0041] An automatic centering method of a conveyor belt

[0042] a. When the belt passes through the detection frame 501 and the belt is offset to press and touch the extrusion sliding block 502, the micro switch 503 is pressed, the micro switch 503 controls the driving motor 6011 in the offset direction to stop rotating, and the driving motor 6011 on the opposite side continuously drives the correction roller 602 to rotate the screw protrusion 603, and the rubber bolt is used to pull back the belt;

[0043] b. The rotation radius adjusting screw 401 drives the extrusion column 402 to move, extrudes the fine adjustment protrusion 3021 on the corresponding side, the inclined fine adjustment protrusion 3021 is extruded and expanded after being pressed, the extrusion expansion plate 302 is rotated, the rubber sleeve 303 is controlled to produce an inclination to tension the belt.

[0044] The working principle of the embodiment is as follows: the rotating adapter plate 102 is bolted on the conveyor frame, when the belt needs to be adjusted and corrected, the positioning bolt 203 is rotated out, the roller frame 101 loses the limit, at this time the belt on the side with relatively large tension will pull and drive the roller frame 101 to rotate, at this time the pressure sensor 202 detects the pressure in real time, and the display 105 displays the value, once the values displayed by the two displays 105 deviate greatly, the rotating radius adjusting screw 401 can drive the extrusion column 402 to move, the fine adjustment boss 3021 on the side with smaller pressure value is moved, the fine adjustment boss 3021 on the corresponding side is extruded, the inclined fine adjustment boss 3021 is extruded, the expansion plate 302 is separated from the limiting magnet 304 on the corresponding side, the limiting magnet 304 on the other side plays a limiting role, at this time one end of the expansion plate 302 is extruded, the inclination of the rubber sleeve 303 can be controlled, and the rubber sleeve 303 is in the shape of a circular truncated cone, at this time the belt on the side with relatively loose tension will be tensioned, the corresponding roller frame 101 will be restored to be aligned with the deformation detection mounting plate 201, and the values displayed by the two displays 105 will be close to each other, and the belt can be fine adjusted according to the degree of belt deformation; the belt passes through the detection frame 501, and in the belt conveying process, the belt offset will extrude and press the extrusion slider 502, and then extrude the micro switch 503, at this time the micro switch 503 will control the driving motor 6011 on the offset direction to stop rotating, and the driving motor 6011 on the opposite direction will continue to drive the correction roller 602 to rotate the spiral protrusion 603, the rubber bolt is used to pull back the belt, and the correction work is realized; in the belt running process, when the buckle passes through the lifting column 702, the protruding buckle will extrude the lifting column 702 to move downward, compress the anti-misoperation spring 703, and press the delay switch 704, at this time the delay switch 704 can control the electromagnet 106 to be electrified to magnetically attract the correction swing arm 601, at this time the correction swing arm 601 will drive the correction roller 602 to press downward, and the correction swing arm 601 will not be attached to the belt, after the delay switch 704 passes through the correction roller 602 at the joint, the electromagnet 106 is de-energized, the correction swing arm 601 is elastically extruded by the attachment spring 104, the correction roller 602 is controlled to be attached to the belt, and at the same time, under the extrusion of the compressed anti-misoperation spring 703, the lifting column 702 is also moved upward to reset.

[0045] It should be noted that, in the present document, the terms such as first and second, etc., are merely used to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device.

[0046] While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely exemplary of the principles and application of the present application. Numerous modifications and adaptions can be effected without departing from the spirit and scope of the present application, which is not limited to the exact construction and arrangement described. It is intended, therefore, to cover all modifications and adaptions that fall within the scope of the claims and their equivalents.

Claims

1. A conveyor belt automatic centering mechanism, comprising a mounting support (1) on which a belt detecting member (2) is mounted, characterized in that: The belt detection piece (2) is used for detecting belt deformation; the mounting support piece (1) is provided with a transmission support piece (3); the transmission support piece (3) is used for transmitting the belt; The transmission support piece (3) is provided with a deviation correction radius adjusting piece (4); the deviation correction radius adjusting piece (4) is used for adjusting the transmission radius of the transmission support piece (3); The mounting support piece (1) is provided with a deviation correction detection piece (5); the deviation correction detection piece (5) is used for detecting the deviation direction of the belt; The mounting support piece (1) is provided with a threaded deviation correction piece (6); the threaded deviation correction piece (6) is used for being attached to the bottom of the belt for deviation correction; The deviation correction detection piece (5) is provided with a splicing detection piece (7); the splicing detection piece (7) is used for reducing the wear of the splicing part of the belt; The mounting support piece (1) comprises a roller frame (101) and a rotating adapter plate (102), the rotating adapter plate (102) is rotatably installed in the middle of the roller frame (101), and the rotating adapter plate (102) is used for being bolted on the conveyor frame; The transmission support piece (3) comprises a transmission support roller (301), an expansion plate (302), a fine adjustment protrusion (3021), a rubber sleeve (303) and a limiting magnet (304), the transmission support roller (301) is rotatably installed on the roller frame (101); one circle of the expansion plate (302) is slidably inserted on the transmission support roller (301), and the two ends of the one circle of the expansion plate (302) are respectively made of iron metal; two fine adjustment protrusions (3021) are fixedly installed on the inner side of the one circle of the expansion plate (302); the side surfaces of the two circles of the fine adjustment protrusions (3021) are both inclined surface structures; the rubber sleeve (303) is sleeved on the outer side of the transmission support roller (301); the one circle of the expansion plate (302) is inserted into the rubber sleeve (303); two limiting magnets (304) are fixedly installed on the inner side of the transmission support roller (301), and the two limiting magnets (304) are respectively magnetically connected to the two ends of the expansion plate (302); the limiting magnet (304) is used for limiting the end part of the one circle of the expansion plate (302); The deviation correction radius adjusting piece (4) comprises a radius adjusting screw rod (401) and a pressing column (402), the two ends of the radius adjusting screw rod (401) are respectively provided with a handle; the radius adjusting screw rod (401) is threadedly connected to the transmission support roller (301); the pressing column (402) is fixedly installed on the middle part of the radius adjusting screw rod (401), and the two sides of the pressing column (402) are inclined surface structures; the two side inclined surfaces of the pressing column (402) respectively press and attach the fine adjustment protrusions (3021); the pressing column (402) is used for pressing and fine adjusting the one circle of the expansion plate (302).

2. A conveyor belt automatic centering mechanism according to claim 1, characterized in that: The installation support piece (1) further comprises magnetic attraction connecting frames (103), fitting springs (104), displays (105) and electromagnets (106), two magnetic attraction connecting frames (103) are fixedly installed on the roller frame (101); two fitting springs (104) are respectively fixedly installed on the two magnetic attraction connecting frames (103); two displays (105) are fixedly installed on the roller frame (101); two electromagnets (106) are respectively fixedly installed on the two magnetic attraction connecting frames (103), and the two electromagnets (106) are respectively located inside the two fitting springs (104).

3. A conveyor belt automatic centering mechanism according to claim 2, characterized in that: The belt detection piece (2) comprises a deformation detection mounting plate (201), pressure sensors (202) and positioning bolts (203), the deformation detection mounting plate (201) is fixedly installed at the bottom of the roller frame (101) through bolts; two pressure sensors (202) are fixedly installed on the inner side of the deformation detection mounting plate (201), and the two pressure sensors (202) are respectively attached to the rotary adapter plate (102); two positioning bolts (203) are threadedly connected to the deformation detection mounting plate (201), and the two positioning bolts (203) are respectively attached to the rotary adapter plate (102); the two pressure sensors (202) are used for detecting the consistency of the belt tension on both sides of the roller frame (101); the two pressure sensors (202) are respectively electrically connected to the two displays (105).

4. A conveyor belt automatic centering mechanism according to claim 2, characterized in that: The deviation correction detection piece (5) comprises a detection frame (501), extrusion sliding blocks (502) and micro switches (503), the detection frame (501) is fixedly installed on the roller frame (101) through bolts; the extrusion sliding blocks (502) are slidingly installed at the two ends of the detection frame (501); the end portion of the extrusion sliding block (502) is in an arc structure; the micro switches (503) are fixedly installed on the two ends of the detection frame (501) through supports; the end portion of the micro switch (503) is attached to the extrusion sliding block (502); the two extrusion sliding blocks (502) are used for detecting the deviation of the conveyor belt.

5. A conveyor belt automatic centering mechanism according to claim 4, characterized in that: The threaded deviation correction piece (6) comprises deviation correction swing arms (601), drive motors (6011), deviation correction rollers (602) and spiral protrusions (603), two deviation correction swing arms (601) are rotatably installed on the roller frame (101); the drive motors (6011) are respectively fixedly installed on the two deviation correction swing arms (601); the deviation correction rollers (602) are respectively fixedly installed on the output shafts of the two drive motors (6011), and the end portions of the two deviation correction rollers (602) are rotatably attached; the spiral protrusions (603) are respectively fixedly installed on the two deviation correction rollers (602), and the two spiral protrusions (603) are both in rubber anti-skid structures; the bottom portions of the two deviation correction swing arms (601) are both in iron structures; the two electromagnets (106) are respectively used for magnetically attracting the two deviation correction swing arms (601); the spiral protrusions (603) are used for being attached to the bottom portion of the conveyor belt; the two micro switches (503) are respectively electrically connected to the two drive motors (6011).

6. A conveyor belt automatic centering mechanism according to claim 4, characterized in that: The splicing detection piece (7) comprises a detection mounting shell (701) and a lifting column (702), the detection mounting shell (701) is fixedly installed on the side of the detection frame (501) through bolts, the lifting column (702) is slidably installed on the detection mounting shell (701), the lifting column (702) is used for being pressed downward by the belt connecting buckle, and the height of the detection mounting shell (701) is lower than the height of the lower edges of the two pressing sliding blocks (502).

7. A conveyor belt automatic centering mechanism according to claim 6, characterized in that: The splicing detection piece (7) further comprises an anti-mis-touch spring (703) and a delay switch (704), the anti-mis-touch spring (703) is sleeved in the detection mounting shell (701), the anti-mis-touch spring (703) is located below the lifting column (702), the delay switch (704) is fixedly installed in the detection mounting shell (701), and the end of the delay switch (704) is located below the lifting column (702), and the delay switch (704) is electrically connected with the two electromagnets (106).

8. A method of automatically centering a conveyor belt using an automatic centering mechanism for a conveyor belt as claimed in claim 5, characterized in that: The steps comprise: a. When the belt passes through the detection frame (501) and the belt is offset to press the pressing sliding block (502), the micro switch (503) is pressed, the micro switch (503) controls the driving motor (6011) in the offset direction to stop rotating, and the driving motor (6011) on the opposite side continuously drives the correction roller (602) to rotate the spiral protrusion (603), and the spiral protrusion (603) is used for pulling back the belt; b. The rotating radius adjusting screw rod (401) drives the pressing column (402) to move, the pressing column (402) presses the fine adjustment block (3021) on the corresponding side, the inclined fine adjustment block (3021) is pressed, the pressing expansion plate (302) is rotated, the rubber sleeve (303) is controlled to produce an inclination to tension the belt.

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