CN218361308U - Fault handling system after accident shear and strip steel production line - Google Patents
Fault handling system after accident shear and strip steel production line Download PDFInfo
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- CN218361308U CN218361308U CN202222717395.XU CN202222717395U CN218361308U CN 218361308 U CN218361308 U CN 218361308U CN 202222717395 U CN202222717395 U CN 202222717395U CN 218361308 U CN218361308 U CN 218361308U
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Abstract
The utility model relates to a fault handling system after an accident shear and a strip steel production line, belonging to the technical field of hot rolling strip steel continuous casting and rolling, comprising a waste material caching device, a steering device, a lifting device and a clamping device which are arranged at the downstream of the accident shear in sequence along the transmission direction of the strip steel, and a fixed heat preservation cover which is arranged above the waste material caching device; when the lower reaches of the accident scissors are out of order, the accident scissors cut off the strip steel, the steering device and the clamping device are matched with the lifting device to lift the cut strip steel to be pulled away from the fixed heat-insulating cover, the accident scissors cut the strip steel at the upper reaches which is continuously produced into blocks, meanwhile, the lifting frame of the waste material caching device descends to collect the strip steel which is cut into blocks, and the stored waste materials are automatically dumped to a waste material box, so that the structure for fault treatment after the accident scissors is simplified, the fixed heat-insulating cover is adopted to seal and insulate the current strip steel, and the strip steel is not required to be opened in normal production or accident treatment, thereby effectively avoiding heat loss and being beneficial to improving the quality of the strip steel.
Description
Technical Field
The utility model belongs to the technical field of hot rolling belted steel continuous casting and rolling, a fault handling system and belted steel production line after accident is cut is related to.
Background
Compared with the conventional hot-rolled strip steel production technology, the hot-rolled strip continuous casting and rolling technology has the advantages of energy conservation and emission reduction, particularly, the thin-strip endless continuous casting and rolling technology represented by ESP (electronic stability program) is rapidly developed at home and abroad in nearly 10 years, and becomes an important selection path for green and intelligent hot rolling. The accident shears in the continuous casting and rolling process have the functions of shearing and continuously pushing out the waste materials when accidents occur in the downstream process, so that the upstream equipment is ensured to be continuously produced without being influenced by the downstream accidents, and the reduction of the production recovery time and the reduction of the heat supplementing cost of molten steel are facilitated.
In the prior art, a fault treatment system after the accident shear is completed by adopting a swinging type loop, a lifting roller way and a waste pushing device, but has the following defects: (1) The waste treatment system is realized by adopting a lifting roller way, a horizontal push rod and a storage platform, and more equipment is adopted, so that the efficiency is influenced; (2) The strip steel recovery device has the advantages that the reliability is low, faults are easy to occur, when accidents occur in the downstream process of the accident shear, the strip tail is required to be quickly lifted in order to ensure that steel is not piled, and when production needs to be recovered, the strip steel recovery device needs to be quickly reset to provide support for strip steel and avoid the strip head from clamping steel, so that faults are easy to occur; (3) The structure is huge and complex, the investment cost is high, the efficiency is low, and the requirement on the control rhythm is high.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a fault handling system and belted steel production line after accident is cut to simplify the structure, raise the efficiency, improve the reliability of system.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a fault handling system after accident shearing comprises a waste caching device, a steering device, a lifting device, a clamping device and a fixed heat-insulating cover, wherein the waste caching device, the steering device, the lifting device and the clamping device are sequentially arranged at the downstream of the accident shearing along the transmission direction of strip steel; the waste caching device comprises a lifting frame, a plurality of carrier rollers are arranged on the upper side of the lifting frame, and the carrier rollers are driving rollers to provide supporting and advancing power for the strip steel during normal production; the lifting frame can automatically and horizontally lift and can automatically incline to one side; a waste bin is arranged on one side of the lifting frame to collect waste dumped from the lifting frame; the steering device comprises a steering support and an upper roller which is arranged on the steering support and is positioned above the strip steel; the lifting device comprises a lifting support and a lifting roller which is arranged on the lifting support and is positioned on the lower side of the strip steel, and the lifting roller is connected with a lifting driving device to lift the lifting roller; the clamping device comprises a clamping support, an upper pinch roll and a lower pinch roll, wherein the upper pinch roll and the lower pinch roll are arranged on the clamping support in an up-and-down mode, a conveying channel of the strip steel is formed between the upper pinch roll and the lower pinch roll, and the distance between the upper pinch roll and the lower pinch roll can be automatically adjusted to achieve automatic clamping of the strip steel.
Optionally, the crane is provided with two sets of independently controlled lifting driving devices on the lower side thereof, and the two sets of lifting driving devices are mounted on the fixing frame on the ground foundation and are respectively located on two sides of the crane.
Optionally, each set of lifting drive means comprises two linear hydraulic cylinders; the mounting end of the lifting driving device is hinged on the fixed frame, and the output end of the lifting driving device is hinged with the lifting frame; guide wheels are arranged at the positions of the two ends of the lifting frame corresponding to the hinging center lines of the group of lifting driving devices and the lifting frame; the position of the fixing frame corresponding to the guide wheel is provided with a guide wheel guide hole matched with the guide wheel, so that the guide wheel vertically moves under the action of the corresponding lifting driving device.
Optionally, the number of the carrier rollers is 6, and the carrier rollers are uniformly distributed on the upper side of the lifting frame.
Optionally, a guide plate is arranged on one side of the carrier roller, which is close to the waste bin, the top of the guide plate is flush with or slightly lower than the carrier roller, the guide plate is mounted on the lifting frame, and a guide surface inclined downwards is arranged on the upper side of one end, which is far away from the carrier roller.
Optionally, the steering device further comprises a lower roller which is arranged on the steering support and is arranged up and down with the upper roller, and a conveying channel of the strip steel is formed between the upper roller and the lower roller.
Optionally, the upper roller is an inert roller or a driving roller, and the lower roller is a driving roller to provide support and forward power for the strip steel during normal production.
Optionally, the distance between the upper roller and the lower roller is adjustable.
Optionally, the lifting driving device includes two linear hydraulic cylinders respectively symmetrically installed at two sides of the lifting support, and an output end of the lifting driving device is connected with the lifting roller.
Optionally, the lifting support is provided with lifting roller guide holes matched with the lifting rollers at two ends corresponding to the lifting rollers, so that the lifting rollers vertically move under the action of the lifting driving device.
Optionally, the linear hydraulic cylinder is of a middle hinge structure type.
Optionally, the upper pinch roll is an inert roll, and the lower pinch roll is a drive roll to provide support and forward power for the strip steel during normal production.
Optionally, the height position of the upper pinch roll is adjustable, and the height position of the upper pinch roll is adjusted by an upper pinch roll lifting driving device connected with the upper pinch roll lifting driving device.
Optionally, the upper pinch roll lifting driving device is a linear hydraulic cylinder.
Optionally, the steering bracket and the clamping bracket are both mounted on a lifting bracket.
The strip steel production line comprises an accident post-shear fault handling system, and the accident post-shear fault handling system adopts the accident post-shear fault handling system.
The beneficial effects of the utility model reside in that:
1. when the downstream of the accident scissors is in fault, the accident scissors cut off the strip steel, the steering device and the clamping device are matched with the lifting device to lift the cut strip steel to be pulled away from the fixed heat-insulating cover, the accident scissors cut the continuously-produced upstream strip steel into blocks, meanwhile, the lifting frame of the waste material caching device descends to collect the cut strip steel, the stored waste materials are automatically dumped to the waste material box, and the structure and the control flow of fault processing after the accident scissors are simplified.
2. The fixed heat-insulating cover is adopted to carry out sealing heat insulation on the passing strip steel, and the strip steel does not need to be opened in normal production or accident treatment, so that the heat loss is effectively avoided, the energy consumption is reduced, and the strip steel quality is favorably improved.
3. The fault processing function after the accident shear can be met, the structure is simplified, the requirement on control rhythm is lowered, the efficiency is improved, and the reliability of the system is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of the post-accident-shear fault handling system of the present invention in a normal production state;
FIG. 2 is a schematic view of the lifting device;
FIG. 3 is a schematic view of the steering apparatus;
FIG. 4 is a schematic view of the structure of the clamping device;
FIG. 5 is a first schematic structural diagram of a waste buffer device;
FIG. 6 is a schematic structural diagram of a waste buffer device;
fig. 7 is a schematic diagram of the fault handling system in the fault handling state after the accident shears according to the present invention.
Reference numerals: the device comprises an accident shear 1, a fixed heat-preservation cover 2, a waste caching device 3, a steering device 4, a lifting device 5, a clamping device 6, strip steel 7, a carrier roller 31, a guide wheel 32, a lifting hydraulic cylinder 33, a lifting frame 34, a fixing frame 35, a guide plate 36, a waste bin 37, an upper roller 41, a lower roller 42, a steering support 43, a lifting hydraulic cylinder 51, a connecting rod 52, a fixing frame 53, a lifting roller 54, a connecting frame 55, a clamping support 61, a lower pinch roller 62, an upper pinch roller 63 and a pinch hydraulic cylinder 64.
Detailed Description
The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "front", "back", etc., indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore the terms describing the positional relationship in the drawings are only used for illustrative purposes, and should not be construed as limitations of the present invention, and it will be understood that specific meanings of the above terms can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 to 7, a post-accident fault handling system includes a waste caching device 3, a turning device 4, a lifting device 5 and a clamping device 6, which are sequentially disposed at the downstream of an accident shear 1 along the transmission direction of a strip steel 7, and a fixed heat-insulating cover 2 disposed above the waste caching device 3; the waste material caching device 3 comprises a lifting frame 34, the upper side of which is provided with a plurality of carrier rollers 31; the lifting frame 34 can automatically and horizontally lift and can automatically incline to one side; a waste bin 37 is provided at one side of the lifting frame 34 to collect waste dumped from the lifting frame 34; the steering device 4 comprises a steering bracket 43 and an upper roller 41 which is arranged on the steering bracket 43 and is positioned above the strip steel 7; the lifting device 5 comprises a lifting bracket and a lifting roller 54 which is arranged on the lifting bracket and is positioned on the lower side of the strip steel 7, and the lifting roller 54 is connected with a lifting driving device to lift the lifting roller 54; the clamping device 6 comprises a clamping bracket 61, an upper pinch roll 63 and a lower pinch roll 62 which are arranged on the clamping bracket 61 and are arranged up and down, a conveying channel of the strip steel 7 is formed between the upper pinch roll 63 and the lower pinch roll 62, and the distance between the upper pinch roll 63 and the lower pinch roll 62 can be automatically adjusted to realize automatic clamping of the strip steel 7.
When the downstream of the emergency shears 1 breaks down, the emergency shears 1 cuts off the strip steel 7, the steering device 4 and the clamping device 6 are used for matching with the lifting device 5 to lift the strip steel 7 cut off by the emergency shears 1 to drag the strip steel 7 away from the fixed heat-insulating cover 2, the emergency shears 1 cuts the strip steel 7 continuously produced at the upstream into blocks, and meanwhile, the lifting frame 34 of the waste material caching device 3 descends to collect the strip steel 7 cut into blocks and automatically dump stored waste materials to a waste material box 37. The utility model discloses not only simplified accident and cut back fault handling's structure and control flow, still sealed the heat preservation to current belted steel 7 through adopting fixed heat preservation cover 2, no matter normal production or accident handling all need not to open, has effectively avoided calorific loss, and is favorable to improving the belted steel quality.
The crane 34 realizes that automatic horizontal lifting and can be automatically to the structure of a side slope function can be: two groups of independently controlled lifting driving devices are arranged at the lower side of the lifting frame 34, and the two groups of lifting driving devices are arranged on a fixed frame 35 positioned on a ground foundation and are respectively positioned at two sides of the lifting frame 34; the horizontal lifting of the lifting frame 34 can be realized through the synchronous lifting of the two groups of lifting driving devices; the lifting frame 34 can be inclined by lifting one group of lifting driving devices and keeping the other group of lifting driving devices still.
The lifting driving devices are preferably driven by hydraulic pressure, and each group of lifting driving devices comprises two linear hydraulic cylinders; the mounting end of the lifting driving device is hinged on the fixed frame 35, and the output end of the lifting driving device is hinged with the lifting frame 34; guide wheels 32 are arranged at the two ends of the lifting frame 34 corresponding to the positions of the hinged central lines of one group of lifting driving devices and the lifting frame 34; a guide wheel guide hole matched with the guide wheel 32 is formed in the position, corresponding to the guide wheel 32, of the fixing frame 35, so that the guide wheel 32 can vertically move under the action of the corresponding lifting driving device.
The crane 34 can realize automatic horizontal lifting and can automatically incline to one side, and the structure can also be: the horizontal lifting function is realized by adopting a mode of driving the lifter in a centralized way by a motor; the tilting function is realized by taking the horizontal lifting system and the lifting frame as an integral structure, the motor side of the integral structure is fixed by adopting a hinged shaft, and the waste bin side is provided with a hydraulic cylinder; after the waste collection is finished, the lifting frame is inclined through the lifting hydraulic cylinder.
The carrier rollers 31 of the utility model can be all driving rollers, and can also be partially driving rollers and partially inert rollers; when the mixing arrangement is used, the drive and idler rolls are preferably arranged at intervals.
The utility model discloses a quantity of bearing roller 31 is relevant with the rolling length of steel scrap, and rolling length is longer, and bearing roller 31 is in large quantity, preferred 6, and the equipartition is at the upside of crane 34.
One side of the carrier roller 31 close to the waste box 37 is provided with a guide plate 36 the top of which is flush with the carrier roller 31 or is slightly lower than the carrier roller 31, so that the waste steel slides to the waste box 37 along the guide plate 36; the guide plate 36 is installed on the lifting frame 34, and the upper side of one end far away from the carrier roller 31 is provided with a guide surface inclined obliquely downwards.
The utility model discloses a turn to device 4 still including setting up on turning to support 43 and with go up the lower roll 42 that roller 41 was arranged from top to bottom, go up the transfer passage who forms belted steel 7 between roller 41 and the lower roll 42. The upper roller 41 is an idler or drive roller and the lower roller 42 is a drive or idler roller, preferably a drive roller, to provide support and forward power for the strip 7 during normal production. The distance between the upper roller 41 and the lower roller 42 can be constant or variable, and the distance is preferably adjustable.
The utility model discloses a hydraulic drive should be chooseed for use to promote drive arrangement, promotes drive arrangement and includes that the difference symmetry is installed at two sharp pneumatic cylinders that promote the support both sides, promotes drive arrangement's output and is connected with lift roller 54. The two ends of the lifting bracket corresponding to the lifting roller 54 are provided with lifting roller guide holes matched with the lifting roller 54, so that the lifting roller 54 can vertically move under the action of the lifting driving device. The linear hydraulic cylinder is preferably of a middle hinged structure type to improve the stress.
The upper pinch roll 63 of the utility model is an inert roll, and the lower pinch roll 62 is a drive roll or an inert roll, preferably a drive roll, so as to provide support and advancing power for the strip steel 7 during normal production. When the lower pinch roll 62 is used for providing supporting and advancing power for the strip steel 7, the height position of the upper pinch roll 63 is preferably adjustable, and the height position of the upper pinch roll is adjusted through an upper pinch roll lifting driving device connected with the upper pinch roll lifting driving device. The upper pinch roll lifting driving device is a linear hydraulic cylinder or other driving devices with lifting functions.
The utility model discloses a turn to support 43, press from both sides tight support 61, promote the support and can be mutually independent, independently install, installation base also can share will turn to support 43 and press from both sides tight support 61 and install on promoting the support to realize sharing installation base.
The strip steel production line comprises an accident post-shear fault handling system, wherein the accident post-shear fault handling system adopts the accident post-shear fault handling system.
Examples
A fault handling system after accident shearing mainly comprises an accident shear 1, a fixed heat-preservation cover 2, a waste caching device 3, a steering device 4, a lifting device 5 and a clamping device 6; the strip steel cut by the emergency shears 1 is lifted by the lifting device 5 to be separated from the fixed heat-insulating cover 2, so that space is provided for the subsequent operation of cutting the strip steel; the strip steel is clamped by the clamping device 6, so that the strip steel at the downstream is prevented from being dragged out in the process of lifting the strip steel by the lifting device 5; steering the strip steel in the lifting process through a steering device 4; storing the shredded strip steel by the waste buffer 3 and automatically dumping the stored waste to a waste bin 37; the passing strip steel is sealed and insulated by adopting the fixed insulation cover 2, so that the heat loss is avoided, and the strip steel is not required to be opened in normal production or accident treatment; finally, the upstream equipment of the accident shears 1 can be continuously produced without stopping, thereby achieving the purposes of simplifying the control flow and equipment composition and improving the efficiency. The specific structure and function of the main parts are as follows:
fixed heat preservation cover 2: fixed on the ground base and always kept still in the production and fault treatment processes. The fixed heat-insulating cover 2 is used for sealing and insulating the passing strip steel during normal production, so that heat loss is avoided; compared with the traditional heat preservation cover, the heat preservation cover is not required to be opened in normal production or accident treatment, so that the requirement on production rhythm is reduced, the control flow is simplified, and the energy-saving effect is achieved.
Waste buffer device 3: mainly comprises a carrier roller 31, a guide wheel 32, a lifting hydraulic cylinder 33, a lifting frame 34, a fixed frame 35, a guide plate 36 and a waste box 37; for storing the strip cut into pieces by the shears 1 and for dumping the scrap into a scrap box 37 after the accident has been dealt with.
Carrier roller 31: the gear transmission structure is adopted, six pieces are arranged, and the six pieces are arranged on the lifting frame 34 at equal intervals; the device is used for providing support and forward power for the strip steel to pass in normal production; when the strip steel is in failure, the strip steel does not work, and the strip steel is lifted along with the lifting frame 34 to store the cut strip steel.
Guide wheel 32: the lifting frame 34 is symmetrically arranged at the lower part of the transmission side of the lifting frame 34 and used for guiding the lifting frame 34, and the lifting frame is collinear with the center of a hinge shaft connecting seat of a hydraulic cylinder at the transmission side, so that the lifting frame 34 can be driven by the hydraulic cylinder to lift and tilt.
The lifting frame 34: the welding steel structure type is adopted, and the upper part is provided with six groups of mounting interfaces of carrier rollers 31; the lower transmission side is provided with an installation interface of a guide wheel 32; the middle of the lower part is provided with a hydraulic cylinder articulated shaft connecting seat, and the center line of the guide wheel 32 and the center of the hydraulic cylinder articulated shaft connecting seat are collinear, so that the lifting frame 34 can be driven by a hydraulic cylinder to lift and incline.
The hydraulic lift cylinder 33: the tail part is hinged, two groups are arranged, and each group of two parts are respectively and symmetrically arranged on the fixed frame 35; the top is connected with the lifting frame 34; when a trouble occurs, the crane 34 is driven to descend to store the cut strip steel, and after the accident is handled, the transmission side lifting hydraulic cylinder 33 is lifted, and the operation side lifting hydraulic cylinder 33 is kept stationary, so that the carrier roller 31 is tilted to dump the waste material into the waste bin 37.
The fixing frame 35: a welding steel structure mode is adopted, and a hydraulic cylinder tail articulated shaft connecting seat is arranged in the middle; guide grooves of the guide wheels 32 are symmetrically arranged at two ends of the transmission side and used for guiding the guide wheels 32.
The guide plate 36: six pieces are provided, respectively, and are mounted on the operation-side bearing blocks of each idler 31 for guiding the waste when the idlers 31 are tilted to dump the waste.
The steering device 4: mainly comprises an upper roller 41, a lower roller 42 and a steering bracket 43; the support device is used for supporting the strip steel during normal production and steering the strip steel when a fault occurs.
Upper roll 41: an idler roller structure type is adopted and is arranged on the steering bracket 43; the operation does not work during normal production; and when a fault occurs, the lifted strip steel is turned.
Lower roller 42: the steering bracket 43 is mounted by adopting a structure with gear transmission; the device is used for providing support and forward power for the strip steel to pass in normal production; and does not work when a fault occurs.
The lifting device 5: mainly comprises a lifting hydraulic cylinder 51, a connecting rod 52, a fixed frame 53, a lifting roller 54 and a connecting frame 55; the support is used for providing support for the strip steel during normal production; when a fault occurs, after the clamping device 6 clamps the strip steel, the strip steel is lifted, and the strip steel in the fixed heat-insulating cover 2 is drawn out, so that a space is provided for the subsequent storage of the strip steel.
The lift hydraulic cylinder 51: two groups of the middle hinged structure are arranged and symmetrically arranged on the fixed frame 53; the top is connected with a lifting roller 54; when a failure occurs, the lifting roller 54 is driven to ascend, and the strip steel is pulled out of the fixed heat-insulating cover 2.
The fixing frame 53: the upper part is provided with a hydraulic cylinder hinge seat; the middle part is provided with a hollow waist-shaped long hole for providing lifting guide for the lifting roller 54; the lower part is provided with a mounting interface connected with a frame 55; the two sides are respectively provided with a mounting interface of the steering device 4 and a mounting interface of the clamping device 6.
The clamping device 6: mainly comprises a clamping bracket 61, an upper pinch roll 63, a lower pinch roll 62 and a pinch hydraulic cylinder 64; the device is used for providing supporting and advancing power for the strip steel during normal production; when a fault occurs, the strip steel is clamped, so that the subsequent strip steel is prevented from being dragged out when the lifting device 5 lifts the strip steel, and the aim of dragging out the strip steel in the fixed heat-insulating cover 2 is not achieved.
The working principle of the embodiment is as follows: when a fault occurs, the accident shears 1 are immediately started to cut off continuous strip steel; the pinch hydraulic cylinder 64 of the clamping device 6 is pressed down to clamp the strip steel, so that the subsequent strip steel is prevented from being dragged out in the process of lifting the strip steel; the lifting device 5 is quickly lifted to draw the cut strip steel out of the fixed heat-insulating cover 2, so as to avoid interference with subsequent strip steel; the accident shears 1 continue to cut the subsequent strip steel into one piece and stack the piece onto the carrier roller 31; thereby ensuring that the equipment at the upstream of the emergency shears 1 can continuously produce without stopping.
The working process of the embodiment is as follows:
the method comprises the following steps: when the downstream process of the accident shears 1 has an accident and needs to be stopped, the continuously produced strip steel is cut off by the accident shears 1;
step two: the clamping device 6 clamps the tail part of the cut strip steel, so that the downstream strip steel is prevented from being dragged out in the process of lifting the strip steel by the lifting device 5;
step three: the lifting device 5 lifts the strip steel and drags the strip steel away from the fixed heat-insulating cover 2, so that a space is reserved for collecting waste materials;
step four: the accident shears 1 cut the continuously advancing upstream strip steel into pieces and stack the pieces onto the carrier roller 31;
step five: manually cutting off the strip steel pulled away from the fixed heat-insulating cover 2, and resetting the lifting device 5 and the clamping device 6;
step six: after the equipment fault is processed, the transmission side lifting hydraulic cylinder 33 is lifted, and the operation side lifting hydraulic cylinder 33 is kept still, so that the carrier roller 31 is inclined, and the waste is poured into a waste box 37;
step seven: the operation side lifting hydraulic cylinder 33 is lifted and reset, so that the carrier roller 31 is horizontal to provide support for the strip steel.
The utility model discloses can be when satisfying the accident and cut back fault handling function, simplify the structure, reduce control rhythm requirement, raise the efficiency, improve the reliability of system.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (16)
1. An accident post-shear fault handling system, characterized by: the device comprises a waste caching device, a steering device, a lifting device, a clamping device and a fixed heat-insulating cover, wherein the waste caching device, the steering device, the lifting device and the clamping device are sequentially arranged at the downstream of an accident shear along the transmission direction of strip steel;
the waste material buffer device comprises a lifting frame, a plurality of carrier rollers are arranged on the upper side of the lifting frame, and the carrier rollers are driving rollers to provide supporting and advancing power for the strip steel during normal production; the lifting frame can automatically and horizontally lift and can automatically incline to one side; a waste material box is arranged on one side of the lifting frame to collect waste materials dumped from the lifting frame;
the steering device comprises a steering support and an upper roller which is arranged on the steering support and positioned above the strip steel;
the lifting device comprises a lifting support and a lifting roller which is arranged on the lifting support and is positioned on the lower side of the strip steel, and the lifting roller is connected with a lifting driving device to lift the lifting roller;
the clamping device comprises a clamping support, an upper pinch roll and a lower pinch roll, wherein the upper pinch roll and the lower pinch roll are arranged on the clamping support in an up-and-down mode, a conveying channel of the strip steel is formed between the upper pinch roll and the lower pinch roll, and the distance between the upper pinch roll and the lower pinch roll can be automatically adjusted to achieve automatic clamping of the strip steel.
2. A post-incident shear fault handling system according to claim 1, wherein: the lifting frame is characterized in that two sets of independently controlled lifting driving devices are arranged on the lower side of the lifting frame, and the two sets of lifting driving devices are arranged on a fixing frame on the ground base and are respectively located on two sides of the lifting frame.
3. A post-incident shear fault handling system according to claim 2, wherein: each group of lifting driving devices comprises two linear hydraulic cylinders; the mounting end of the lifting driving device is hinged on the fixed frame, and the output end of the lifting driving device is hinged with the lifting frame; guide wheels are arranged at the positions of the two ends of the lifting frame corresponding to the hinging center lines of the group of lifting driving devices and the lifting frame; the position of the fixing frame corresponding to the guide wheel is provided with a guide wheel guide hole matched with the guide wheel, so that the guide wheel vertically moves under the action of the corresponding lifting driving device.
4. A post-incident shear fault handling system according to claim 1, wherein: the number of the carrier rollers is 6, and the carrier rollers are uniformly distributed on the upper side of the lifting frame.
5. A post-incident shear fault handling system according to claim 1, wherein: and a guide plate with the top flush with the carrier roller or slightly lower than the carrier roller is arranged on one side close to the waste box, the guide plate is arranged on the lifting carrier roller descending frame, and a guide surface inclined downwards is arranged on the upper side of one end far away from the carrier roller.
6. A post-incident shear fault handling system according to claim 1, wherein: the steering device further comprises a lower roller which is arranged on the steering support and is vertically arranged with the upper roller, and a conveying channel of the strip steel is formed between the upper roller and the lower roller.
7. A post-incident shear fault handling system according to claim 6, wherein: the upper roller is an inert roller or a driving roller, and the lower roller is a driving roller to provide supporting and advancing power for the strip steel during normal production.
8. The post-incident-shear fault handling system of claim 6, wherein: the distance between the upper roller and the lower roller is adjustable.
9. A post-incident shear fault handling system according to claim 1, wherein: the lifting driving device comprises two linear hydraulic cylinders which are symmetrically arranged on two sides of the lifting support respectively, and the output end of the lifting driving device is connected with the lifting roller.
10. A post-incident shear fault handling system according to claim 1, wherein: and lifting roller guide holes matched with the lifting rollers are formed in the two ends, corresponding to the lifting rollers, of the lifting support, so that the lifting rollers can vertically move under the action of the lifting driving device.
11. A post-incident shear fault handling system according to claim 9, wherein: the linear hydraulic cylinder adopts a middle hinged structure.
12. A post-incident shear fault handling system according to claim 1, wherein: the upper pinch roll is an inert roll, and the lower pinch roll is a driving roll so as to provide support and forward power for the strip steel during normal production.
13. A post-incident shear fault handling system according to claim 1, wherein: the height position of the upper pinch roll is adjustable, and the height position of the upper pinch roll is adjusted through an upper pinch roll lifting driving device connected with the upper pinch roll lifting driving device.
14. A post-incident shear fault handling system according to claim 1, wherein: the upper pinch roll lifting driving device is a linear hydraulic cylinder.
15. A post-incident shear fault handling system according to claim 1, wherein: the steering support and the clamping support are both mounted on the lifting support.
16. The utility model provides a belted steel production line, cuts back fault handling system, its characterized in that including the accident: the post-accident-shear fault handling system according to any one of claims 1 to 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202222717395.XU CN218361308U (en) | 2022-10-12 | 2022-10-12 | Fault handling system after accident shear and strip steel production line |
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| CN202222717395.XU CN218361308U (en) | 2022-10-12 | 2022-10-12 | Fault handling system after accident shear and strip steel production line |
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