CN211079302U - Photo-electric self-control air knife baffle plate for producing hot galvanized plate - Google Patents
Photo-electric self-control air knife baffle plate for producing hot galvanized plate Download PDFInfo
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- CN211079302U CN211079302U CN201921766206.XU CN201921766206U CN211079302U CN 211079302 U CN211079302 U CN 211079302U CN 201921766206 U CN201921766206 U CN 201921766206U CN 211079302 U CN211079302 U CN 211079302U
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Abstract
The utility model relates to a photoelectric automatic control formula air knife baffle for hot galvanized sheet production belongs to metallurgical industry hot galvanized sheet technical field. The technical scheme is as follows: the length of the beam is consistent with that of the girders of the air knives and the beams are placed on an air knife lifter together, and the beam is positioned between the girders of the two air knives; two sets of same photoelectric control systems, a movable sliding table system, a movable beam system and an anti-collision system are symmetrically and respectively arranged on the left and the right of the cross beam. The utility model discloses make air knife baffle rational in infrastructure, realize strong sensitivity control formula air knife baffle, make zinc plate edge portion zinc face width more tend to unanimity, zinc layer thickness more tends evenly to level, improves zinc plate edge portion quality, reduces zinc and consumes, increases the benefit.
Description
Technical Field
The utility model relates to a photoelectric automatic control formula air knife baffle for hot galvanized sheet production belongs to metallurgical industry hot galvanized sheet technical field.
Background
At present, according to the technical requirements of hot-galvanized plate production process, in order to ensure the edge quality of the galvanized plate, air knife auxiliary equipment, namely an air knife baffle, is arranged outside a main machine air knife of hot galvanizing. The baffle is positioned between the two air knives, is placed on an air knife lifter and is supported and arranged on the galvanized pot platform through the lifter. The temperature of the zinc liquid in the zinc pot is above 500 ℃ for a long time, and the air knife and the baffle plate are positioned on a platform which is less than 0.5 meter away from the zinc liquid. The air knife baffle is used as follows: the quality of the edge of the galvanized sheet is specially adjusted and controlled during high-speed operation at the production speed of about 160 m/min. At present, air knife baffles used by various hot galvanized plate production enterprises adopt two structural forms:
the first is a manually operated baffle, which has the structural form and disadvantages: firstly, a baffle is directly additionally arranged on an air knife girder or a special baffle frame, a group of metal rollers are respectively arranged on two sides of the girder or the baffle frame, the distance between the two groups of rollers is manually adjusted before production and operation, the rollers can directly block left and right swinging, longitudinal and transverse vibration generated by a zinc plate in high-speed operation by rigidity, the rollers are in friction with the edge of the zinc plate in high-speed operation for a long time, within a few days, the rollers can be dented and scrapped and replaced about ten days at most, and the production is stopped for more than 8 hours at least after one replacement; secondly, the metal roller is inevitably rotated at the same speed under the pushing of a zinc plate running at a high speed, and the metal roller and the roller bearing which are suitable for high temperature, high speed and friction resistance are difficult to select in the current market, so that the production fault is frequent and difficult to avoid artificially; thirdly, the zinc plate and the roller are in direct rigid contact in high-speed operation, the roller is dented to influence the distance between two rollers, the width of the zinc plate surface is different, a rigid operation contact mode is adopted, the left and right swinging, longitudinal and transverse vibration generated in the high-speed operation of the zinc plate are prevented, the purposes of reduction and lightening can only be achieved, the better purpose can not be achieved, and the quality of the edge part of the zinc plate still has the quality problems of different degrees.
The second one is a magnetoelectric induction type air knife baffle, the structure form and the disadvantage are that a magnetoelectric inductor device pushes a movable beam to move back and forth in a magnetoelectric induction mode under a baffle beam, the movable beam is taken as a fulcrum to directly push an upper end device balance weight iron, a vertical support iron of a lower end device baffle moves back and forth to implement baffle movement and provide quality control for the edge part of a zinc plate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air knife baffle and application method are used in production of photoelectricity automatic control formula hot galvanized sheet, make air knife baffle rational in infrastructure, realize strong sensitivity control formula air knife baffle, make zinc plate edge portion zinc face width more tend to be unanimous, and zinc layer thickness more tends evenly to level and smooth, improves zinc plate edge portion quality, reduces zinc and consumes, the benefit is improved, solves the above-mentioned problem that the background art exists.
The technical scheme of the utility model is that:
a photoelectric automatic control type air knife baffle plate for hot galvanized plate production comprises a cross beam system, a photoelectric control system, a movable sliding table system and a movable beam system; the beam system includes: the beam, the beam head and the beam manual adjusting wheel are arranged on the beam head; the length of the beam is consistent with that of the girders of the air knives and the beams are placed on an air knife lifter together, and the beam is positioned between the girders of the two air knives; two sets of same photoelectric control systems, a movable sliding table system, a movable beam system and an anti-collision system are symmetrically and respectively arranged on the left and the right of the cross beam;
the movable sliding table system comprises a coupler, a lead screw nut, a guide rail sliding block and a sliding table plate, wherein the coupler is arranged at the end part of the lead screw, the sliding table plate is of a right-angle plate structure and is composed of a vertical plate and a transverse plate which are vertical to each other, the vertical plate and the transverse beam of the sliding table plate are vertically arranged, the lead screw and the transverse beam are arranged in parallel and are matched with the lead screw nut, the lead screw nut is fixed at the right-angle part of the sliding table plate, the inner side of the lead screw nut is fixed; the guide rail and the cross beam are arranged in parallel and fixed on the cross beam, a transverse plate of the sliding table plate is provided with a guide rail sliding block matched with the guide rail, and the sliding table plate and the guide rail sliding block synchronously move along the guide rail along with the guide rail when the lead screw nut moves;
the movable beam system comprises an upper vertical beam, a lower vertical beam, a vertical beam connecting plate, a baffle, a movable beam balance plate, a balance plate guide rail and a balance plate slide block, wherein one end of the movable beam balance plate is fixedly connected to the lower end of a sliding table plate of the movable beam system, the other end of the movable beam balance plate is connected with the upper vertical beam, the upper vertical beam and the lower vertical beam are both vertically arranged with a cross beam, the upper vertical beam and the lower vertical beam are connected together through the vertical beam connecting plate, and the bottom of the lower vertical beam is provided with the baffle; a balance plate guide rail arranged in parallel with the guide rail is fixedly arranged on the cross beam, a balance plate slide block is matched with the balance plate guide rail, the balance plate slide block is fixed with the movable beam balance plate together, the sliding table plate moves along the guide rail, the movable beam balance plate and the balance plate slide block move along the balance plate guide rail, and meanwhile, the upper vertical beam, the lower vertical beam and the baffle plate synchronously move;
the photoelectric control system comprises a photoelectric sensor, a servo motor and a sensor support, wherein the servo motor is arranged on the beam head, and an output shaft of the servo motor is connected with a lead screw through a coupler; the top of going up vertical beam sets up the inductor support, and photoelectric sensing ware sets up on the inductor support.
Two sets of the same anti-collision systems are symmetrically arranged on the left and right sides of the cross beam respectively, each anti-collision system is composed of a roller and a roller support, the rollers are arranged on the roller supports, and the roller supports are arranged at the top ends of the upper vertical beams and are located below the sensor supports. The anti-collision system is used for preventing the zinc plate from impacting and damaging the photoelectric sensor and the like due to overlarge swing in high-speed operation.
Photoelectric control system still includes inductor connecting wire and electric cabinet, and the electric cabinet setting is overhead at the crossbeam, and servo motor installs in the crossbeam head of electric cabinet below, is connected through the inductor connecting wire between photoelectric sensor and the electric cabinet, and the electric cabinet passes through the lead wire to be connected with servo motor, makes photoelectric signal pass through the operation of electric cabinet control servo motor, drives the lead screw that links to each other with servo motor and rotates.
The lower vertical beam is connected with the vertical beam connecting plate through the hook, the lower vertical beam is provided with the hanging column, the vertical beam connecting plate is provided with the hook, the hook is hung on the hanging column, the lower vertical beam is connected with the vertical beam connecting plate, the hook can be picked off the hanging column, and the baffle at the bottom of the lower vertical beam is convenient to replace and overhaul.
The two ends of the guide rail are respectively provided with a guide rail limit switch and a guide rail travel switch, and when the guide rail slide block runs out of position and collides, the guide rail slide block automatically cuts off power and stops running, so that the whole running safety is ensured; after the photoelectric control system commands the servo motor to operate forwards and backwards, the optical control system can operate forwards and backwards and move forwards and backwards through the coupling, the lead screw, the guide rail sliding block, the sliding table plate and other parts. The inner side of the lower end of the right-angle sliding table plate is fixedly connected with the movable beam balance plate, so that the front and rear movement of the sliding table plate drives the movable beam system to move along with the front and rear movement.
The lowest end of the lower vertical beam is provided with an oval baffle plate, and the maximum diameter of the baffle plate is about 300 mm.
The electric cabinet is internally provided with a control switch, a photoelectric signal converter and the like, an optical signal is converted into an electric signal and then transmitted to the control switch, and the control switch controls a servo motor to drive the sliding table plate, the movable beam balance plate and the baffle plate to synchronously move. During production, the distance between the two baffles and the photoelectric signal frequency matched with the distance are set according to the width of the zinc plate; when the zinc plate moves at a high speed to generate longitudinal and transverse swinging, left and right vibration, the distance between the baffle plates is automatically adjusted through signals received by the photoelectric sensor, so that the baffle plates are always kept within a set distance from the zinc plate, and the problem of the edge quality of the zinc plate caused by the swinging or vibration of the zinc plate is solved.
The beam is a framework structure of the air knife baffle and is used for symmetrically installing two groups of photoelectric systems, a movable sliding table system and a movable beam system on the same beam respectively;
the beam system is also provided with a beam manual adjusting wheel which is arranged on the beam head, and the positions of the beam heads at the two ends of the beam are adjusted through a known adjusting structure, so that the length of the beam is consistent with that of the crossbeam of the air knife and the crossbeam of the air knife is kept parallel to each other.
The photoelectric sensors are symmetrically arranged above the two upper vertical beams, bosses are arranged at two ends of each photoelectric sensor, a recess is formed between the two bosses, a groove structure is integrally formed, and photoelectric probes of the photoelectric sensors are arranged in the groove structure; the two photoelectric sensors are oppositely arranged, the two groove structures are opposite, and two edge parts of the zinc plate respectively pass through the groove structures of the two photoelectric sensors; during production operation, when the photoelectric sensing device receives the up-and-down swinging and left-and-right tremble signals generated by the zinc plate in operation, the signals are transmitted into the electric cabinet through the connecting wire, the optical signals are converted into electric signals, the electric signals instruct the servo motor to operate in a forward direction or a reverse direction, and the output shaft of the servo motor is connected with the movable sliding table lead screw through the coupler to drive the movable sliding table system to operate mechanically.
The servo motor drives and removes slip table lead screw operation back, lead screw on the lead screw is female can be along with the lead screw just, anti-operation is preceding, back operation, lead screw is female to link to each other with the guide rail slider, guide rail slider lower extreme is fastened on the guide rail of placing with baffle girder parallel alignment, the guide rail upper end is fixed even an organic whole with removing the slip table upper end, the slider is preceding, it is synchronous preceding to correspondingly drive the slip table board during back movement, the slip table board becomes the right angle template structure, the slider is transversely equipped with to the upper end downside, slider one end device is on right angle template riser inboard, the riser lower extreme links to each other with the walking beam balance plate, the slider drives before the slip table board, when the back movement, promote.
Two identical guide blocks are arranged on the upper sides of the two ends of the movable beam balance plate, an operation guide rail is arranged between the lower surface of the baffle plate crossbeam and the movable beam balance plate, the guide blocks are connected with the guide rail, and when the movable baffle plate drives the movable balance beam to move, the movable balance beam can move in parallel along the guide rail; the photoelectric control system is integrally linked with the movable beam system through the movable sliding table system; when the movable beam balance plate moves back and forth along the movable beam guide rail along with the movable baffle plate, the movable beam is pushed to move back and forth in order; the photoelectric sensor continues to receive and transmit new signals, so that the whole air knife baffle forms full-automatic reciprocating cyclic linkage consisting of a photoelectric control system → a moving sliding table system → a moving beam system → a baffle is driven to move. Two groups of same systems are symmetrically installed on an air knife baffle plate, are symmetrically used on two sides of a zinc plate in high-speed operation, and when the zinc plate is deflected leftwards and rightwards and vibrates, the baffle plates on two sides always automatically operate to be kept at set positions on two sides of the zinc plate, so that the width of the galvanized plate is ensured, and the quality problems of different zinc surface widths, non-uniform zinc thickness and the like of the edge of the galvanized plate are solved.
The collision avoidance system acts as follows: when a zinc plate in high-speed operation is produced and a large deviation or equipment failure occurs suddenly, the phenomenon of burst is prevented from carrying out anti-collision protection on the photoelectric sensor and other devices.
The utility model has the advantages that:
① the left and right swing and the front and back vibration of the zinc plate caused by high-speed operation of the zinc plate in the zinc plate production can be found in time, and the position of the baffle can be automatically and effectively adjusted, thereby reducing or eliminating the quality problems of different zinc surface widths and different zinc layer thicknesses at the edge of the zinc plate caused by the swing and vibration;
② solves the problems that the manual baffle is only adjusted by the hard extrusion of a metal roller, the roller is sunken and damaged in a short period due to the high-speed long-time running and friction between the edge of the zinc plate and the roller, the roller needs to be replaced manually in about one week, the phenomena of shutdown, shutdown adjustment and roller replacement are avoided, and the equipment running rate is improved;
③ the photoelectric sensing device overcomes the malfunction situation caused by the desensitization and malfunction of the magnetic and electric sensing device due to the steel and electromagnetic interference, when in production, the magnetic and electric interference is large and the magnetic and electric sensing effect is influenced because the air knife baffle is completely arranged in steel equipment such as an air knife, a sink roller and the like and is close to the medium frequency zinc melting furnace;
④ the new design breaks the lever principle structure of air knife baffle plate used at present, innovatively adopts rail type operation structure, i.e. multidirectional and multinomial combination of photoelectric control, moving sliding table, moving beam, etc., and adds anti-collision system to increase baffle plate sensitivity, so that the zinc blowing and scraping and baffle plate operation are simultaneously, synchronously, safely and reliably operated, more reasonable and complete than the original design, and the edge quality of zinc plate production is kept in the best state.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic top view of an embodiment of the present invention;
FIG. 3 is a schematic view of a cross beam according to an embodiment of the present invention;
FIG. 4 is a schematic view of a baffle plate according to an embodiment of the present invention;
fig. 5 is a schematic view of a sliding platen according to an embodiment of the present invention;
fig. 6 is a schematic view of a photoelectric sensor according to an embodiment of the present invention;
FIG. 7 is a schematic view of a hook according to an embodiment of the present invention;
in the figure: a cross beam 1; a beam head 2; a crossbeam manual adjusting wheel 3; a photoelectric sensor 4; an inductor connecting wire 5; an electric cabinet 6; a servo motor 7; an inductor support 8; a coupling 9; a lead screw 10; a screw nut 11; a guide rail 12; a rail slider 13; a guide rail limit switch 14; a rail travel switch 15; a platen 16; a roller 17; a roller support 18; an upper vertical beam 19; a lower vertical beam 20; a vertical beam connecting plate 21; a baffle 22; a traveling beam balance plate 23; a balance plate guide rail 24; a balance plate slider 25; a boss 26; a recess 27; a hanging post 28; and a hook 29.
Detailed Description
The present invention will be further described with reference to the following examples in conjunction with the accompanying drawings.
A photoelectric automatic control type air knife baffle plate for hot galvanized plate production comprises a cross beam system, a photoelectric control system, a movable sliding table system and a movable beam system; the beam system includes: the beam comprises a beam 1, a beam head 2 and a beam manual adjusting wheel 3, wherein the beam head 2 is respectively arranged at two ends of the beam, and the beam head 2 is provided with the beam manual adjusting wheel 3; the length of the beam is consistent with that of the girders of the air knives and the beams are placed on an air knife lifter together, and the beam is positioned between the girders of the two air knives; two sets of same photoelectric control systems, a movable sliding table system, a movable beam system and an anti-collision system are symmetrically and respectively arranged on the left and the right of the cross beam;
the movable sliding table system comprises a coupler 9, a lead screw 10, a lead screw nut 11, a guide rail 12, a guide rail sliding block 13 and a sliding table plate 16, wherein the coupler 9 is arranged at the end part of the lead screw 10, the sliding table plate 16 is of a right-angle plate structure and is composed of vertical plates and transverse plates which are perpendicular to each other, the vertical plates of the sliding table plate 16 are perpendicular to the transverse beam 1, the lead screw 10 is parallel to the transverse beam 1 and matched with the lead screw nut 11, the lead screw nut 11 is fixed at the right angle of the sliding table plate 16, the inner side of the lead screw nut 11 is fixed on the vertical plates, and the upper; the guide rail 12 is arranged in parallel with the cross beam 1 and is fixed on the cross beam 1, a transverse plate of the sliding table plate 16 is provided with a guide rail sliding block 13 matched with the guide rail 12, and the sliding table plate 16 and the guide rail sliding block 13 synchronously move along the guide rail 12 when the screw nut 11 moves;
the movable beam system comprises an upper vertical beam 19, a lower vertical beam 20, a vertical beam connecting plate 21, a baffle 22, a movable beam balance plate 23, a balance plate guide rail 24 and a balance plate slide block 25, wherein one end of the movable beam balance plate 23 is fixedly connected to the lower end of a sliding table plate 16 of the movable beam system, the other end of the movable beam balance plate is connected with the upper vertical beam 19, the upper vertical beam 19 and the lower vertical beam 20 are both vertically arranged with the cross beam 1, the upper vertical beam 19 and the lower vertical beam 20 are connected together through the vertical beam connecting plate 21, and the bottom of the lower vertical beam 20 is provided with the baffle 22; a balance plate guide rail 24 which is arranged in parallel with the guide rail 12 is fixedly arranged on the cross beam, a balance plate slide block 25 is matched with the balance plate guide rail 24, the balance plate slide block 25 is fixed with a movable beam balance plate 23, the slide plate 16 moves along the guide rail 12, the movable beam balance plate 23 and the balance plate slide block 25 move along the balance plate guide rail 24, and meanwhile, the upper vertical beam 19, the lower vertical beam 20 and the baffle 22 synchronously move;
the photoelectric control system comprises a photoelectric sensor 4, a servo motor 7 and a sensor support 8, wherein the servo motor 7 is arranged on the beam head 2, and an output shaft of the servo motor 7 is connected with a lead screw 10 through a coupler 9; an inductor support 8 is arranged at the top end of the upper vertical beam 19, and the photoelectric inductor 4 is arranged on the inductor support 8.
Two sets of the same anti-collision systems are symmetrically arranged on the left and right of the cross beam respectively, each anti-collision system is composed of a roller 17 and a roller support 18, the rollers 17 are arranged on the roller supports 18, and the roller supports 18 are arranged at the top ends of the upper vertical beams 19 and are positioned below the sensor supports 8. The anti-collision system is used for preventing the zinc plate from impacting and damaging the photoelectric sensor and the like due to overlarge swing in high-speed operation.
Photoelectric control system still includes inductor connecting wire 5 and electric cabinet 6, and electric cabinet 6 sets up on crossbeam head 2, and servo motor 7 is installed in crossbeam head 2 of electric cabinet below, is connected through the inductor connecting wire between photoelectric sensor 4 and the electric cabinet 6, and electric cabinet 6 passes through the lead wire to be connected with servo motor 7, makes photoelectric signal pass through electric cabinet 6 control servo motor operation, drives the lead screw rotation that links to each other with servo motor.
The lower vertical beam 20 is connected with the vertical beam connecting plate 21 through the hook 29, the hanging column 28 is arranged on the lower vertical beam 20, the hook 29 is arranged on the vertical beam connecting plate 21, the hook is hung on the hanging column, the lower vertical beam 20 is connected with the vertical beam connecting plate 21, the hook can be picked off the hanging column, and the baffle 22 at the bottom of the lower vertical beam 20 can be replaced and maintained conveniently.
The two ends of the guide rail 12 are respectively provided with a guide rail limit switch 14 and a guide rail travel switch 15, and when the guide rail slide block 13 runs and collides off-site, the power is automatically cut off to stop running, so that the whole running safety is ensured; after the photoelectric control system commands the servo motor 7 to operate forwards and backwards, the parts operate forwards and backwards and move forwards and backwards through the shaft coupling 9, the screw rod 10, the guide rail sliding block 13, the sliding table plate 16 and the like. The inner side of the lower end of the right-angle sliding table plate 16 is fixedly connected with a movable beam balance plate 23, so that the front and back movement of the sliding table plate 16 drives the movable beam system to move along with the front and back movement.
The lowest end of the lower vertical beam is provided with an oval baffle plate, and the maximum diameter of the baffle plate is about 300 mm.
A control switch, a photoelectric signal converter and the like are arranged in the electric cabinet, optical signals are converted into electric signals and then transmitted to the control switch, and the control switch controls a servo motor to drive the sliding table plate 16, the movable beam balance plate 23 and the baffle plate 22 to move synchronously. During production, the distance between the two baffles and the photoelectric signal frequency matched with the distance are set according to the width of the zinc plate; when the zinc plate moves at a high speed to generate longitudinal and transverse swinging, left and right vibration, the distance between the baffle plates is automatically adjusted through signals received by the photoelectric sensor, so that the baffle plates are always kept within a set distance from the zinc plate, and the problem of the edge quality of the zinc plate caused by the swinging or vibration of the zinc plate is solved.
The beam is a framework structure of the air knife baffle and is used for symmetrically installing two groups of photoelectric systems, a movable sliding table system and a movable beam system on the same beam respectively;
the crossbeam system is also provided with a crossbeam manual adjusting wheel 3 which is arranged on the crossbeam head 2, and the positions of the crossbeam heads 2 at the two ends of the crossbeam are adjusted through a known adjusting structure, so that the length of the crossbeam is consistent with that of the crossbeam of the air knife and the crossbeam of the air knife is kept parallel to each other.
The photoelectric sensor of the photoelectric control system collects the front and back swing and left and right vibration conditions generated by the zinc plate running at high speed in the zinc plate production, converts optical signals into electric signals, and drives the servo motor to run forwards or backwards through the control switch to drive the sliding table plate 16, the moving beam balance plate 23 and the baffle plate 22 to move synchronously; during production, the distance between the two baffles and the photoelectric signal frequency matched with the distance are set according to the width of the zinc plate; when the zinc plate moves at a high speed to generate longitudinal and transverse swinging, left and right vibration, the distance between the baffles is automatically adjusted through signals received by the photoelectric sensor, so that the baffles and the zinc plate are always kept within a set distance.
The photoelectric sensors 4 are symmetrically arranged above the two upper vertical beams, bosses 26 are arranged at two ends of each photoelectric sensor, a recess 27 is arranged between the two bosses 26, the photoelectric sensors integrally form a groove structure, and photoelectric probes of the photoelectric sensors are arranged in the groove structure; the two photoelectric sensors are oppositely arranged, the two groove structures are opposite, and two edge parts of the zinc plate respectively pass through the groove structures of the two photoelectric sensors; during production operation, when the photoelectric sensing device receives the up-and-down swinging and left-and-right tremble signals generated by the zinc plate in operation, the signals are transmitted into the electric cabinet through the connecting wire, the optical signals are converted into electric signals, the electric signals instruct the servo motor to operate in a forward direction or a reverse direction, and the output shaft of the servo motor is connected with the movable sliding table lead screw through the coupler to drive the movable sliding table system to operate mechanically.
The servo motor drives and removes slip table lead screw operation back, lead screw on the lead screw is female can be along with the lead screw just, anti-operation is preceding, back operation, lead screw is female to link to each other with the guide rail slider, guide rail slider lower extreme is fastened on the guide rail of placing with baffle girder parallel alignment, the guide rail upper end is fixed even an organic whole with removing the slip table upper end, the slider is preceding, it is synchronous preceding to correspondingly drive the slip table board during back movement, the slip table board becomes the right angle template structure, the slider is transversely equipped with to the upper end downside, slider one end device is on right angle template riser inboard, the riser lower extreme links to each other with the walking beam balance plate, the slider drives before the slip table board, when the back movement, promote.
Two same guide blocks are installed on the upper sides of the two ends of the movable beam balance plate, an operation guide rail is arranged between the lower surface of the baffle plate crossbeam and the movable beam balance plate, the guide blocks are connected with the guide rail, and when the movable baffle plate drives the movable balance beam to move, the movable balance beam can move in parallel along the guide rail. The photoelectric control system is integrally linked with the movable beam system through the movable sliding table system. When the movable beam balance plate moves back and forth along the movable beam guide rail along with the movable baffle plate, the movable beam is pushed to move back and forth in order; the photoelectric sensor continues to receive and transmit new signals, so that the whole air knife baffle forms full-automatic reciprocating cyclic linkage consisting of a photoelectric control system → a moving sliding table system → a moving beam system → a baffle is driven to move. Two groups of same systems are symmetrically installed on an air knife baffle plate, are symmetrically used on two sides of a zinc plate in high-speed operation, and when the zinc plate is deflected leftwards and rightwards and vibrates, the baffle plates on two sides always automatically operate to be kept at set positions on two sides of the zinc plate, so that the width of the galvanized plate is ensured, and the quality problems of different zinc surface widths, non-uniform zinc thickness and the like of the edge of the galvanized plate are solved.
The collision avoidance system acts as follows: when a zinc plate in high-speed operation is produced and a large deviation or equipment failure occurs suddenly, the phenomenon of burst is prevented from carrying out anti-collision protection on the photoelectric sensor and other devices.
In the examples: the beam system includes: the beam 1, the beam head 2 and the beam manual adjusting wheel 3 are arranged on an air knife lifter together, the length of the beam is consistent with that of the air knife girders and is positioned between the two air knife girders, the beam is an air knife baffle plate framework device, and two groups of photoelectric control systems, a movable sliding table system, a movable beam system and an anti-collision system are symmetrically arranged inwards at two ends of the beam, so that the systems are reasonably supported and the normal operation of the systems is ensured.
The photoelectric control system comprises: photoelectric sensing ware 4, inductor connecting wire 5, electric cabinet 6, servo motor 7 and 8 five parts of inductor support are constituteed, divide two sets of symmetries to install at the crossbeam and lean on the intermediate position equally, and its effect is: the outer sides of the photoelectric sensors 4 form a groove structure, after two sets of paired assemblies are assembled, when a galvanized sheet is produced, two side parts of a zinc sheet in high-speed operation respectively pass through the groove structures of the photoelectric sensors 4, left and right swinging, trembling and displacement conditions appear in the operation of the photoelectric sensing zinc sheet, sensing signals are transferred into the electric cabinet 6 through the sensor connecting wire 5, the sensing signals are converted into electric signals through the electric cabinet 6, the servo motor 7 is started to run forwards and backwards, the movable sliding table system is driven to run forwards and backwards, and operation is implemented.
The movable sliding table system comprises eight parts, namely a coupler 9, a lead screw 10, a lead screw nut 11, a guide rail 12, a guide rail slide block 13, a guide rail limit switch 14, a guide rail travel switch 15 and a sliding table plate 16. Two sets of symmetries of this system are installed by roof beam head one side on the girder, its installation order is outside-in proper order, shaft coupling 9 dock photoelectric control system's servo motor 7 and this system's lead screw 10, the female 11 of lead screw is equipped with on the lead screw 10, the sliding table board is the right angle template structure, the female 11 one end fixed mounting of lead screw erects the side inner end at sliding table board 16, the female 11 upside of lead screw and sliding table 16 go up the inboard fixed connection of horizontal plate, sliding table 16 goes up the inboard device simultaneously and has guide rail slider 13, sliding table 16 and guide rail slider 13 synchronous motion thereupon simultaneously when the female 11 back-and-forth movements of lead screw. The rail block 13 is butted against the rail 12 so that the rail block and the slide table 16 connected thereto move back and forth along the rail 12. And a guide rail limit switch 14 and a guide rail travel switch 15 are respectively arranged at two ends of the guide rail 12, and when the guide rail slide block 13 runs out of position and collides, the power is automatically cut off to stop running, so that the whole running safety is ensured. After the photoelectric control system commands the servo motor 7 to operate forwards and backwards, the parts operate forwards and backwards and move forwards and backwards through the shaft coupling 9, the screw rod 10, the guide rail sliding block 13, the sliding table plate 16 and the like. The inner side of the lower end of the right-angle sliding table plate 16 is fixedly connected with a movable beam balance plate 23, so that the front and back movement of the sliding table plate 16 drives the movable beam system to move along with the front and back movement.
The walking beam system includes: seven parts of an upper vertical beam 19, a lower vertical beam 20, a vertical beam connecting plate 21, a baffle 22, a movable beam balance plate 23, a balance plate guide rail 24 and a balance plate slide block 25. One end of a movable beam balance plate 23 is fixedly connected to the lower end of a sliding table plate 16 of the movable beam system, the other end of the movable beam balance plate is in butt joint with the middle position of the upper vertical beam 19, the sliding table plate 16 moves back and forth, and the movable beam balance plate 23 and the upper vertical beam 19 move synchronously. A balance plate slide block 25 is arranged on the balance plate 23, a balance plate guide rail 24 and a balance plate slide block 25 are arranged on the lower end face of the cross beam 1, the balance plate slide block 25 is in butt joint with the balance plate guide rail 24, so that the movable beam balance plate 23 runs in parallel and orderly along the cross beam 1 along the balance plate guide rail 24, the upper top end of the upper vertical beam 19 is provided with the photoelectric sensor 4, the lower end of the upper vertical beam is provided with the lower vertical beam 20, the middle parts of the upper vertical beam 19 and the lower vertical beam 20 are connected through a vertical beam connecting plate 21 in a hook mode, the tail end of the lower vertical beam is provided with a baffle plate 22; the two baffles 22 are symmetrically arranged, the galvanized sheet strip passes through the middle of the two baffles, the baffles have the main functions of preventing an air curtain sprayed by the air knife from moving along with the sheet strip to enable the thickness of a zinc layer at the edge of the sheet strip to be equal to that of the middle of the sheet strip, and the baffles also have the functions of reducing noise.
The collision avoidance system includes: a roller 17 and a roller support 18.
The installation, motion, conversion procedure and the technology purpose of each part of each system are that the zinc sheet that photoelectric sensing ware 4 gathered produces in high-speed operation swings, tremble signal, convert the signal of telecommunication into through the electric cabinet, the positive and negative operation of signal of telecommunication drive servo motor, through mechanical operation mode, remove slip table system, walking beam system, it is unanimous with light, the matching of signal of telecommunication to finally guarantee the baffle, make the baffle follow the left and right swing and preceding, the back vibration synchronous motion that the zinc sheet produced in the operation, effectively guarantee that zinc sheet zinc face width is unanimous, the zinc face is level and smooth, improve zinc sheet limit portion quality.
The air knife baffle beam system belongs to a baffle framework structure, and all the systems and parts are respectively and symmetrically arranged at the relevant positions of the beam, so that the orderly operation of all the systems is ensured.
An anti-collision system for the photoelectric controller, movable slide table and movable beam features that the speed of zinc plate is up to about 160 m/min, which can suddenly swing and vibrate, and the zinc plate passing through the recess of barrier plate can collide with other parts.
Claims (5)
1. The utility model provides a photoelectric self control type air knife baffle for hot galvanized sheet production which characterized in that: the device comprises a beam system, a photoelectric control system, a movable sliding table system and a movable beam system; the beam system includes: the device comprises a crossbeam (1), crossbeam heads (2) and crossbeam manual adjusting wheels (3), wherein the crossbeam heads (2) are respectively arranged at two ends of the crossbeam, and the crossbeam heads (2) are provided with the crossbeam manual adjusting wheels (3); the length of the beam is consistent with that of the girders of the air knives and the beams are placed on an air knife lifter together, and the beam is positioned between the girders of the two air knives; two sets of same photoelectric control systems, a movable sliding table system, a movable beam system and an anti-collision system are symmetrically and respectively arranged on the left and the right of the cross beam;
the movable sliding table system comprises a coupler (9), a lead screw (10), a lead screw nut (11), a guide rail (12), a guide rail sliding block (13) and a sliding table plate (16), wherein the coupler (9) is arranged at the end part of the lead screw (10), the sliding table plate (16) is of a right-angle plate structure and consists of vertical plates and transverse plates which are perpendicular to each other, the vertical plate of the sliding table plate (16) is perpendicular to the transverse beam (1), the lead screw (10) is parallel to the transverse beam (1) and is matched with the lead screw nut (11), the lead screw nut (11) is fixed at the right angle of the sliding table plate (16), the inner side of the lead screw nut (11) is fixed on the vertical plate, and the upper side of the lead screw; the guide rail (12) and the cross beam (1) are arranged in parallel and fixed on the cross beam (1), a transverse plate of the sliding table plate (16) is provided with a guide rail sliding block (13) matched with the guide rail (12), and the sliding table plate (16) and the guide rail sliding block (13) synchronously move along the guide rail (12) when the screw nut (11) moves;
the movable beam system comprises an upper vertical beam (19), a lower vertical beam (20), a vertical beam connecting plate (21), a baffle plate (22), a movable beam balance plate (23), a balance plate guide rail (24) and a balance plate slide block (25), one end of the movable beam balance plate (23) is fixedly connected to the lower end of a slide plate (16) of the movable beam system, the other end of the movable beam balance plate is connected with the upper vertical beam (19), the upper vertical beam (19) and the lower vertical beam (20) are both vertically arranged with the cross beam (1), the upper vertical beam (19) and the lower vertical beam (20) are connected together through the vertical beam connecting plate (21), and the bottom of the lower vertical beam (20) is provided with the baffle plate (22); a balance plate guide rail (24) which is arranged in parallel with the guide rail (12) is fixedly arranged on the cross beam, a balance plate sliding block (25) is matched with the balance plate guide rail (24), the balance plate sliding block (25) is fixed with a movable beam balance plate (23), the sliding plate (16) moves along the guide rail (12), the movable beam balance plate (23) and the balance plate sliding block (25) move along the balance plate guide rail (24), and meanwhile, an upper vertical beam (19), a lower vertical beam (20) and a baffle (22) synchronously move;
the photoelectric control system comprises a photoelectric sensor (4), a servo motor (7) and a sensor support (8), wherein the servo motor (7) is arranged on the beam head (2), and an output shaft of the servo motor (7) is connected with a lead screw (10) through a coupler (9); an inductor support (8) is arranged at the top end of the upper vertical beam (19), and the photoelectric inductor (4) is arranged on the inductor support (8).
2. The air knife baffle plate for the production of the photoelectric self-controlled hot-galvanized plate according to claim 1, characterized in that: two sets of same anti-collision systems are symmetrically and respectively installed on the left and right sides of the cross beam, each anti-collision system is composed of a roller (17) and a roller support (18), the rollers (17) are arranged on the roller supports (18), and the roller supports (18) are arranged at the top end of the upper vertical beam (19) and are located below the inductor support (8).
3. The air knife baffle plate for the production of the photoelectric self-controlled hot-galvanized plate according to claim 1 or 2, characterized in that: the lower vertical beam (20) is connected with the vertical beam connecting plate (21) through a hook (29), a hanging column (28) is arranged on the lower vertical beam (20), the hook (29) is arranged on the vertical beam connecting plate (21), the hook is hung on the hanging column, and the lower vertical beam (20) is connected with the vertical beam connecting plate (21).
4. The air knife baffle plate for the production of the photoelectric self-controlled hot-galvanized plate according to claim 1 or 2, characterized in that: and two ends of the guide rail (12) are respectively provided with a guide rail limit switch (14) and a guide rail travel switch (15).
5. The air knife baffle plate for the production of the photoelectric self-controlled hot-galvanized plate according to claim 1 or 2, characterized in that: the photoelectric sensors (4) are two in number and symmetrically arranged above the two upper vertical beams, bosses (26) are arranged at two ends of each photoelectric sensor, a recess (27) is arranged between the two bosses (26), the two bosses form a groove structure integrally, and photoelectric probes of the photoelectric sensors are arranged in the groove structure; the two photoelectric sensors are oppositely arranged, the two groove structures are opposite, and the two edge parts of the zinc plate respectively pass through the groove structures of the two photoelectric sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921766206.XU CN211079302U (en) | 2019-10-21 | 2019-10-21 | Photo-electric self-control air knife baffle plate for producing hot galvanized plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921766206.XU CN211079302U (en) | 2019-10-21 | 2019-10-21 | Photo-electric self-control air knife baffle plate for producing hot galvanized plate |
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| CN211079302U true CN211079302U (en) | 2020-07-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565038A (en) * | 2019-10-21 | 2019-12-13 | 唐山市佳冠实业有限公司 | air knife baffle plate for producing photoelectric automatic control type hot-dip galvanized plate and using method |
-
2019
- 2019-10-21 CN CN201921766206.XU patent/CN211079302U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565038A (en) * | 2019-10-21 | 2019-12-13 | 唐山市佳冠实业有限公司 | air knife baffle plate for producing photoelectric automatic control type hot-dip galvanized plate and using method |
| CN110565038B (en) * | 2019-10-21 | 2023-11-28 | 唐山市佳冠实业有限公司 | Air knife baffle plate for photoelectric self-control type hot dip galvanized sheet production and use method |
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