WO2023071689A1 - 钢板运输车及钢板运输系统 - Google Patents

钢板运输车及钢板运输系统 Download PDF

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Publication number
WO2023071689A1
WO2023071689A1 PCT/CN2022/122402 CN2022122402W WO2023071689A1 WO 2023071689 A1 WO2023071689 A1 WO 2023071689A1 CN 2022122402 W CN2022122402 W CN 2022122402W WO 2023071689 A1 WO2023071689 A1 WO 2023071689A1
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WIPO (PCT)
Prior art keywords
steel plate
side guide
transport vehicle
plate transport
guide wheel
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PCT/CN2022/122402
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English (en)
French (fr)
Inventor
滕英才
陈方元
陶有能
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中冶南方工程技术有限公司
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Application filed by 中冶南方工程技术有限公司 filed Critical 中冶南方工程技术有限公司
Publication of WO2023071689A1 publication Critical patent/WO2023071689A1/zh

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61FRAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F9/00Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61DBODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D15/00Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways

Definitions

  • the invention belongs to the technical field of steel rolling production equipment, and in particular relates to a steel plate transport vehicle and a steel plate transport system using the steel plate transport vehicle.
  • the wheel device plays a pivotal role.
  • a side guide wheel device is generally installed.
  • the commonly used side guide wheel device has the following problems: the friction force between the side guide wheel rim and the side of the rail is large, causing the side guide wheel to be easily worn, affecting its guiding and position-limiting functions, and causing the wheel to run stably on the rail
  • the current side guide wheels and wheels are respectively installed on the car body, the coordination between the two is poor, and the side guide wheels and wheels need to be disassembled and assembled respectively during maintenance, which is inconvenient to maintain.
  • the invention relates to a steel plate transport vehicle and a steel plate transport system using the steel plate transport vehicle, which can at least solve some defects of the prior art.
  • the invention relates to a steel plate transport vehicle, which includes a vehicle body and multiple sets of traveling mechanisms arranged at the bottom of the vehicle body.
  • the vehicle body is provided with a steel plate supporting mechanism, and the traveling mechanism includes traveling wheels and side guide units.
  • the side guide unit includes a side guide frame, a guide wheel shaft arranged on the side guide frame, and a side guide wheel rotatably mounted on the guide wheel shaft, the axis of the guide wheel shaft and the guide wheel shaft on the side guide frame
  • the spacing between the axes of the axle holes is adjustable so that the side guide wheels remain in abutment against the sides of the wheel rails.
  • an eccentric sleeve is interposed between the guide wheel shaft and the guide wheel shaft hole, and the eccentricity of the guide wheel shaft can be adjusted when the eccentric sleeve is rotated.
  • one end of the eccentric sleeve is provided with a toothed edge, and a limiting tooth plate engaged with the toothed edge is provided on the side guide frame.
  • the side guide wheel is rotatably connected to the guide wheel shaft through a self-aligning roller bearing.
  • each set of side guide units includes two side guide wheels and the two side guide wheels are arranged on both sides of the corresponding road wheels.
  • the two guide wheel shafts of each group of side guide units are installed on the same side guide frame.
  • the traveling mechanism further includes a wheel bracket installed on the vehicle body, and both the traveling wheels and the side guide frame are installed on the wheel bracket.
  • the wheel bracket is detachably mounted on the vehicle body.
  • the side guide frame is detachably mounted on the wheel bracket.
  • the present invention also relates to a steel plate transportation system, comprising a traversing track and a steel plate transport vehicle running on the traversing track; the steel plate transport vehicle adopts the above-mentioned steel plate transport vehicle.
  • the steel plate transport vehicle provided by the present invention is designed to have an adjustable distance between the axis of the guide wheel shaft and the axis of the guide wheel shaft hole on the side guide frame, that is, the guide wheel shaft can be set eccentrically and the eccentricity can be adjusted, which can realize compensation due to side guide
  • the gap between the side guide wheel rim and the wheel rail caused by wheel wear ensures that the side guide wheel and the side of the wheel rail keep in contact, ensures the continuity and reliability of the side guide function, better protects the traveling mechanism, and reduces the side The maintenance frequency of the guide wheel.
  • Fig. 1 is the structural representation of the running mechanism that the embodiment of the present invention provides
  • Fig. 2 is a schematic structural diagram of a side guiding mechanism provided by an embodiment of the present invention.
  • Fig. 3 is the X direction figure among Fig. 1;
  • Fig. 4 is a structural schematic diagram of a stacking steel plate transport system provided by an embodiment of the present invention (shown is the moving direction of a steel plate stack when a steel plate transport vehicle is located at different stations);
  • Figure 5 and Figure 6 are structural schematic diagrams of the steel plate transport vehicle provided by the embodiment of the present invention, wherein Figure 2 is a schematic diagram when the lifting roller table is in the standby position, and Figure 3 is a schematic diagram when the lifting roller table is in the working position.
  • the embodiment of the present invention provides a steel plate transport vehicle 2, which includes a vehicle body and multiple sets of traveling mechanisms located at the bottom of the vehicle body, the vehicle body is provided with a steel plate supporting mechanism, and the traveling mechanism Comprising walking wheels 21 and side guide unit 23, said side guide unit 23 includes a side guide frame 232, a guide wheel shaft 233 mounted on said side guide frame 232, and a side guide rotatably mounted on said guide wheel shaft 233 wheel 231 , the distance between the axis of the guide wheel shaft 233 and the axis of the guide wheel shaft hole on the side guide frame 232 is adjustable, so that the side guide wheel 231 remains in contact with the side of the wheel rail 11 .
  • the above-mentioned steel plate transport vehicle 2 is mainly used for transporting steel plates on the hot rolling continuous heat treatment line.
  • the specific structure of the car body, the steel plate supporting mechanism and the installation of the steel plate supporting mechanism on the car body are all conventional technologies in the art, and will not be repeated here. .
  • the above-mentioned traveling mechanism includes a wheel bracket 22, on which the traveling wheel 21 is rotatably mounted, and the wheel bracket 22 is preferably detachably mounted on the vehicle body for easy maintenance, for example, it can be fixed with bolts And other conventional detachable installation methods, this time I will not give examples one by one.
  • Above-mentioned side guide frame 232 can be directly installed on the vehicle body; In preferred scheme, as shown in Figure 4, this side guide frame 232 is installed on the wheel support 22, can effectively improve the action of side guide wheel 231 and road wheel 21. It can ensure the guiding and limiting effect on the walking wheel 21, improve the smoothness and reliability of the running wheel 21, and can be integrally installed and disassembled with the walking wheel 21, which can correspondingly improve the convenience of maintenance sex.
  • the side guide frame 232 is further designed to be detachably mounted on the wheel bracket 22, and the side guide unit 23 can be replaced and maintained separately.
  • the side guide frame 232 is fixed on the wheel bracket 22 by screw suspension and the plane where the seam is located is parallel to the vertical.
  • the steel plate transport vehicle 2 has two or more parallel wheel rails 11 during actual operation, and the traveling mechanism can be configured accordingly. Due to reasons such as the parallelism error between the wheel rails 11 or the deviation of the travel speed of the traveling wheel 21, there will be impact or greater friction between the side guide wheel 231 and the side of the wheel rail 11.
  • a key 237 is embedded in the joint; specifically, a keyway is respectively provided on the side guide frame 232 and the wheel bracket 22, and the key 237 is inserted into the keyway of the two respectively.
  • each group of side guide units 23 includes two side guide wheels 231 and the two side guide wheels 231 are arranged on both sides of the corresponding road wheel 21 .
  • the two guide wheel shafts 233 of each set of side guide units 23 are installed on the same side guide frame 232 .
  • the steel plate transport vehicle 2 provided in this embodiment is designed to have an adjustable distance between the axis of the guide wheel shaft 233 and the axis of the guide wheel shaft hole on the side guide frame 232, that is, the guide wheel shaft 233 can be arranged eccentrically and the eccentricity e is adjustable. Compensation for the gap between the rim of the side guide wheel 231 and the wheel rail 11 caused by the wear of the side guide wheel 231 can be realized, ensuring that the side guide wheel 231 keeps in contact with the side of the wheel rail 11, ensuring the continuity and reliability of the side guide function It can better protect the traveling mechanism and reduce the maintenance frequency of the side guide wheel 231.
  • an eccentric sleeve 234 is sandwiched between the guide wheel shaft 233 and the guide wheel shaft hole, and the eccentricity of the guide wheel shaft 233 can be adjusted when the eccentric sleeve 234 is rotated. Quantity e.
  • the eccentric sleeve 234 is an existing component, and its specific structure will not be repeated here.
  • one end of the eccentric sleeve 234 is provided with a toothed edge, and the side guide frame 232 is provided with a limiting tooth plate 235 that engages with the toothed edge; preferably, A toothed edge is provided on the top of the eccentric sleeve 234; the end of the eccentric sleeve 234 is generally a ring-shaped end, and the edge of the end of the eccentric sleeve 234 can be processed with a tooth shape, or a part of the edge can be processed with a tooth shape, that is, the above-mentioned
  • the central angle corresponding to the toothed edge may be 360° or less than 360°.
  • the above-mentioned position-limiting tooth plate 235 is fixed on the side guide frame 232, preferably detachably and fixedly connected. Based on the toothed edge set on the eccentric sleeve 234, the eccentric sleeve 234 can be reliably limited and fixed by the limit tooth plate 235 provided on the side guide frame 232, preventing the eccentric sleeve 234 from rotating when the steel plate transport vehicle 2 is working normally. , to ensure the stability and reliability of the eccentric adjustment function, that is, to ensure the stability and reliability of the side guide wheel 231, and to improve the service life of the side guide wheel 231.
  • a guide chute is provided on the side guide frame 232, and the notch of the guide chute is opened horizontally and faces the corresponding eccentric sleeve 234.
  • the guide chute can be welded on the side guide frame 232 by an L-shaped steel plate, Enclosed by the L-shaped steel plate and the side guide frame 232; one side of the limit tooth plate 235 is a rack-shaped side, and the opposite side is slid in the guide chute (for example
  • the limiting tooth plate 235 is a square plate).
  • the limit tooth plate 235 can be fixed on the side guide frame 232 by bolts or the like; /Pull the limit tooth plate 235 to drive the eccentric sleeve 234 to rotate to achieve the above-mentioned purpose of adjusting the eccentricity e.
  • the operation is convenient and simple, and there is no need to remove the limit tooth plate 235.
  • the inter-assembly structure is less affected.
  • the side guide wheel 231 is rotatably connected to the guide wheel shaft 233 through a self-aligning roller bearing 236, and the setting of the self-aligning roller bearing 236 can better withstand multi-directional loads, including radial directional load and axial load, etc., so it can better adapt to the possible multi-directional force operation of the side guide wheel 231, and better protect the running mechanism.
  • an embodiment of the present invention provides a steel plate transportation system, including a traversing track 1 and a steel plate transport vehicle 2 running on the traversing track 1; Steel plate transport vehicle 2.
  • the above-mentioned steel plate conveying system is preferably used for transporting steel plate stacks, mainly used in the continuous heat treatment production line of hot-rolled plates, and the guiding stroke of the traverse track 1 covers each supporting heat treatment station;
  • the above-mentioned steel plate supporting mechanism includes The side-by-side unloading roller table 3 of the steel plate pile 6, the conveying direction of the side-by-side unloading roller table 3 is perpendicular to the guiding direction of the traversing track 1 .
  • Corresponding heat treatment equipment such as heat treatment furnaces such as annealing furnace/tempering furnace, is arranged at the above heat treatment station.
  • each heat treatment station is arranged sequentially along the guiding direction of the traversing track 1.
  • the heat treatment stations can be arranged with the same heat treatment equipment or different heat treatment equipment, according to the specific production line design and so on; the steel plate can go through each heat treatment station for multi-stage heat treatment in turn, and can also choose to enter one of the heat treatment stations for treatment.
  • the two tempering furnaces can be used as backup for each other, or Process two piles of steel plate piles 6 simultaneously.
  • the above-mentioned traversing track 1 is connected with the stacker; in another embodiment, the stacker can also be equipped with a corresponding steel plate output system, and the above-mentioned steel plate transport vehicle 2 can be used to complete the hot-rolled plate continuous heat treatment.
  • Each heat treatment station is preferably arranged on the same side of the traversing track 1 , of course, it is also optional to be arranged on different sides of the traversing track 1 .
  • the side-by-side unloading roller table 3 can not only input the steel plate pile 6 into the heat treatment station, but also can recover the steel plate pile 6 output from the heat treatment station to the steel plate transport vehicle 2. Therefore, the above-mentioned side-by-side movement
  • the conveying roller of getting off roller table 3 should be able to forward and reverse, promptly the drive motor of configuration is forward and reverse motor.
  • the conveying direction of the bypass roller table 3 is perpendicular to the guiding direction of the traversing track 1 , that is, the axial direction of the conveying rollers of the side moving and getting off roller table 3 is parallel to the guiding direction of the traversing track 1 .
  • the stacking steel plate transportation system provided in this embodiment adopts the steel plate transportation vehicle 2 as the steel plate transportation equipment, and can Realizing the whole pile transportation of the steel plate pile 6, that is, realizing batch heat treatment of steel plates, can significantly improve the efficiency of steel plate transportation and steel plate heat treatment, especially in long-distance transportation, can improve the stability of steel plate transportation, and significantly reduce equipment investment costs.
  • the steel plate transport vehicle 2 provided in this embodiment can transport long-sized steel plates, such as a steel plate with a maximum size of 15 m, and the length of the steel plate transport vehicle 2 and the length of the side-by-side drop-off roller table 3 are corresponding Matching; optionally, the traversing track 1 can be composed of three or more steel rails to meet the running stability requirements of the longer steel plate transport vehicle 2 .
  • the above-mentioned steel plate transport vehicle 2 includes two sub-cars arranged separately, and the two sub-cars can be independently driven to move laterally, so that one of the sub-cars can be used according to the steel plate specifications or the two sub-cars can be put into operation at the same time.
  • the transportation cost can be reduced correspondingly; correspondingly, the traversing track 1 can include four steel rails, and the middle two steel rails are close to each other.
  • a locking mechanism can be set. When the locking mechanism is in the unlocked state, the two sub-cars can run independently. When the locking mechanism is in the locked state, the two The trolleys can act synchronously; the locking mechanism can adopt a conventional locking mechanism, for example, a lock pin and a lock pin drive unit (such as an air cylinder, hydraulic cylinder or electric push rod, etc.) are installed on one of the trolleys; Pin holes are set on the car.
  • the end of the traversing track 1 extends to the output position of the steel plate stack, and each heat treatment station is located upstream of the output position of the steel plate stack;
  • a traversing unloading mechanism capable of driving the steel plate stack 6 on the side-moving unloading roller table 3 to traverse and unload. direction.
  • the steel plate stack 6 is output off-line through the traversing and unloading mechanism on the steel plate transport vehicle 2, for example, it is handed over to other steel plate transport equipment and transported to the next process, and the other steel plate transport equipment can still use the above-mentioned Steel plate transport vehicle 2.
  • the traversing unloading mechanism includes an elevating roller table arranged in the side moving unloading roller table 3 in a hollow manner, that is, the elevating roller table is arranged on the side moving unloading roller table
  • the lifting roller table includes a plurality of lifting rollers, and the axial direction of each lifting roller is perpendicular to the guiding direction of the traversing track 1, and each lifting roller is arranged on the sideways moving roller table 3 between two adjacent output rollers, therefore, the axial length of the lifting roller should not be too long, and should be smaller than the distance between two adjacent output rollers.
  • the lifting roller table includes a plurality of lifting arms 41 and a lifting drive mechanism for driving each lifting arm 41 to lift, and the length direction of the lifting arms 41 is parallel to In the guiding direction of the traversing track 1, each of the lifting arms 41 is arranged in the side-moving and getting off roller table 3 in a hollow manner; that is, each lifting arm 41 is arranged on the Between two adjacent output rollers, in order to improve the carrying capacity and running stability of the lifting roller table so as to reliably transport the steel plate pile 6, a Lifting arm 41.
  • Each lifting arm 41 is rotatably provided with a plurality of roller discs 42, and the axial direction of the roller discs 42 is perpendicular to the guiding direction of the traversing track 1;
  • the width of the steel plate is not less than the minimum specification; in addition, when the lifting arm 41 is raised to the working position, the top of the roller plate 42 is located above the side-moving and unloading roller table 3, ensuring that the steel plate pile 6 can be moved along the parallel to the traversing track 1 direction to move.
  • the lifting arm 41 drives a plurality of roller discs 42 to ascend and descend.
  • the structure is simple, easy to arrange, and convenient to drive.
  • other lifting arms 41 can still complete the transportation of the steel plate stack 6 and are easy to maintain.
  • the lifting of the lifting arm 41 adopts a swing driving method.
  • a mounting bracket is provided on one side of the sideways moving roller table 3, and the lifting arm 41 is hinged on the mounting bracket, and the lifting drive mechanism is located on the other side of the side-moving unloading roller table 3, wherein, preferably, the lifting drive mechanism is arranged on the platform of the steel plate transport vehicle 2, and the lifting arm 41
  • the position of the hinge point satisfies that "when the lifting arm 41 is raised to the working position, the top of the roller plate 42 is located above the roller table 3 for sideways alighting".
  • the roller table 3 is located in the same horizontal plane.
  • the above-mentioned lifting drive mechanism can adopt conventional swing drive equipment, such as adopting a hydraulic cylinder to be hingedly installed on the steel plate transport vehicle 2 (the output end is hinged with the lifting arm 41); in this embodiment, preferably, the above-mentioned lifting drive mechanism includes a lifting drive unit 431 and the lifting transmission unit 433 can correspondingly reduce the telescopic stroke of the lifting drive unit 431, which is convenient to complete the action on the steel plate transport vehicle 2 with limited space.
  • the above-mentioned lifting transmission unit 433 adopts a transmission mechanism such as a crank rocker, and other lifting driving equipment and transmission methods are not listed here.
  • each of the lifting arms 41 is connected by a synchronous link 432 to form a joint arm group, and the lifting drive mechanism is connected to the joint arm group to ensure that the movements of the lifting arms 41 are consistent. Sex and coordination, and can save the number of lifting drive equipment.
  • the rotation drive of above-mentioned roller disc 42 can adopt conventional rotation drive mode, for example adopts motor+sprocket transmission etc.
  • each roller plate 42 on each lifting arm 41 is driven by the same set of rotary drive unit, for example, a transmission chain is connected in series with the transmission gears on each roller plate 42 on the lifting arm 41 .
  • the rotary driving motor can be arranged on the steel plate transport vehicle 2, and transmission gears are respectively arranged on each lifting arm 41, and each transmission gear is connected in series through a transmission shaft 442, and the transmission shaft 442 is connected with the rotary driving motor.
  • one end of the lifting arm 41 close to the output position of the steel plate pile protrudes out of the steel plate transport vehicle 2 and at least one roller plate 42 is provided on the cantilever section, that is, the lifting arm
  • the steel plate output end of 41 is a cantilever wheel structure, which can reduce the distance between the steel plate receiving equipment (such as other steel plate transportation equipment), facilitate the handover of the steel plate stack 6, and especially ensure the delivery of narrow gauge steel plates.
  • each steel plate transport vehicle 2 running on the traversing track 1 , obviously, each steel plate transport vehicle 2 is distributed sequentially along the guiding direction of the traversing track 1 .
  • the transportation of multiple steel plate stacks 6 can be completed at the same time, which can effectively improve the steel plate transportation efficiency and production smoothness, and avoid the accumulation of steel plate stacks 6 due to production steps and other reasons. problem, especially for situations where there are multiple heat treatment stations.
  • the handover of the steel plate pile 6 between the two steel plate transport vehicles 2 can be completed through the traversing unloading mechanism.
  • the above-mentioned steel plate transport vehicle 2 integrates electromechanical and hydraulic systems, is equipped with electric control cabinet, hydraulic station 52 and lubrication station 51 and other equipment, and can adopt trolley line power supply mode, which has high working reliability.
  • the embodiment of the present invention also provides a method for continuous heat treatment of a hot-rolled sheet, comprising:
  • the steel plates are cut to length and stacked;
  • the steel plate stack 6 formed by stacking a plurality of steel plates is transported to the downstream heat treatment station, wherein the transport of the steel plate stack 6 is completed by the above-mentioned stacked steel plate transport system.

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Abstract

一种钢板运输车(2),包括车体以及设于车体底部的多组行走机构,车体上设有钢板承托机构,行走机构包括行走轮(21)和侧导单元(23),侧导单元(23)包括侧导架(232)、设于侧导架(232)上的导轮轴(233)以及可转动安设于导轮轴(233)上的侧导轮(231),导轮轴(233)的轴线与侧导架(232)上的导轮轴孔的轴线之间的间距可调,以使侧导轮(231)保持与轮轨(11)侧面抵接。另外还涉及采用该钢板运输车(2)的钢板运输系统。设计导轮轴(233)的轴线与侧导架(232)上的导轮轴孔的轴线之间的间距可调,也即导轮轴(233)可偏心设置并且偏心量(e)可调,可以实现补偿因侧导轮(231)磨损而产生的侧导轮(231)轮缘与轮轨(11)之间的间隙,确保侧导轮(231)与轮轨(11)侧面保持抵接,保证侧导功能的持续性和可靠性,较好地保护行走机构,降低侧导轮(231)的维护频次。

Description

钢板运输车及钢板运输系统 技术领域
本发明属于轧钢生产设备技术领域,具体涉及一种钢板运输车及采用该钢板运输车的钢板运输系统。
背景技术
在钢板运输车中,车轮装置起着举足轻重的作用,为了控制车轮踏面和钢轨面的位置,一般设置侧导轮装置。目前常用的侧导轮装置存在以下问题:侧导轮轮缘与钢轨侧面之间的摩擦作用力大,导致侧导轮容易磨损,影响其导向和限位作用,造成车轮在钢轨上的行走稳定性差;另外,目前侧导轮和车轮分别安装在车体上,二者之间的协调性较差,并且在维护时需分别拆装侧导轮和车轮,维护不方便。
发明内容
本发明涉及一种钢板运输车及采用该钢板运输车的钢板运输系统,至少可解决现有技术的部分缺陷。
本发明涉及一种钢板运输车,包括车体以及设于车体底部的多组行走机构,所述车体上设有钢板承托机构,所述行走机构包括行走轮和侧导单元,所述侧导单元包括侧导架、设于所述侧导架上的导轮轴以及可转动安设于所述导轮轴上的侧导轮,所述导轮轴的轴线与所述侧导架上的导轮轴孔的轴线之间的间距可调,以使所述侧导轮保持与轮轨侧面抵接。
作为实施方式之一,所述导轮轴与所述导轮轴孔之间夹设有偏心套,转动所述偏心套时能调节所述导轮轴的偏心量。
作为实施方式之一,所述偏心套的其中一端设有齿形边缘,于所述侧导架上设有与所述齿形边缘啮合的限位齿板。
作为实施方式之一,所述侧导轮通过调心滚子轴承与所述导轮轴可转动连接。
作为实施方式之一,每组侧导单元包括两个所述侧导轮并且该两个侧导轮分列于对应行走轮的两侧。
作为实施方式之一,每组侧导单元的两个导轮轴安设于同一侧导架上。
作为实施方式之一,所述行走机构还包括安装在所述车体上的车轮支架,所述行走轮及所述侧导架均安设于所述车轮支架上。
作为实施方式之一,所述车轮支架可拆卸安装于所述车体上。
作为实施方式之一,所述侧导架可拆卸安装于所述车轮支架上。
本发明还涉及一种钢板运输系统,包括横移轨道以及运行于所述横移轨道上的钢板运输车;所述钢板运输车采用如上所述的钢板运输车。
本发明至少具有如下有益效果:
本发明提供的钢板运输车,设计导轮轴的轴线与侧导架上的导轮轴孔的轴线之间的间距可调,也即导轮轴可偏心设置并且偏心量可调,可以实现补偿因侧导轮磨损而产生的侧导轮轮缘与轮轨之间的间隙,确保侧导轮与轮轨侧面保持抵接,保证侧导功能的持续性和可靠性,较好地保护行走机构,降低侧导轮的维护频次。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其它的附图。
图1为本发明实施例提供的行走机构的结构示意图;
图2为本发明实施例提供的侧导机构的结构示意图;
图3为图1中的X向图;
图4为本发明实施例提供的堆垛钢板运输系统的结构示意图(其中示出的为一台钢板运输车位于不同工位时的钢板垛移动方向);
图5和图6为本发明实施例提供的钢板运输车的结构示意图,其中图2为升降辊道处于待机位时的示意图,图3为升降辊道处于工作位时的示意图。
具体实施方式
下面对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例,都属于本发明保护的范围。
实施例一
如图1-图3,本发明实施例提供一种钢板运输车2,包括车体以及设于车体底部的多组行走机构,所述车体上设有钢板承托机构,所述行走机构包括行走轮21和侧导单元23,所述侧导单元23包括侧导架232、设于所述侧导架232上的导轮轴233以及可转动安设于所述导轮轴233上的侧导轮231,所述导轮轴233的轴线与所述侧导架232上的导轮轴孔的轴线之间的间距可调,以使所述侧导轮231保持与轮轨11侧面抵接。
上述钢板运输车2主要用于在热轧连续热处理线上运输钢板,车体、钢板承托机构的具体结构以及钢板承托机构在车体上的安装均为本领域常规技术,此处不作赘述。
一般地,上述行走机构包括车轮支架22,行走轮21可转动地安装在该车轮支架22上,该车轮支架22优选为是可拆卸安装在车体上的,以便于维护,例 如可以采用螺栓固定等常规可拆卸安装方式,此次不作一一例举。上述侧导架232可以直接安装在车体上;在优选的方案中,如图4,该侧导架232安装在车轮支架22上,能有效地提高侧导轮231与行走轮21的动作一致性和协同受力性等,保证对行走轮21的导向和限位作用,提高行走轮21的运动平顺性和可靠性,并且可以与行走轮21整体安装、整体拆卸,可相应地提高维护便捷性。
考虑到侧导轮231比行走轮21更易磨损,进一步设计侧导架232可拆卸安装在车轮支架22上,侧导单元23可以单独进行更换维护。在其中一个实施例中,如图3,侧导架232通过螺丝悬拼固定在车轮支架22上并且拼缝所在平面平行于竖向,具体地,侧导架232的一端端面(前端或后端,依据侧导轮231相对于行走轮21的方位确定,例如当侧导轮231位于行走轮21后方时,侧导架232的前端与车轮支架22连接)为平行于竖向的平面,该端面贴合在车轮支架22上,再通过螺钉/螺栓完成侧导架232与车轮支架22之间的固连。根据需要,钢板运输车2在实际运行过程中,有两条或两条以上的平行轮轨11,行走机构相应地配置即可。由于轮轨11之间的平行度误差或行走轮21行进速度的偏差等原因,会导致侧导轮231与轮轨11侧面之间有冲击或产生较大摩擦,为了避免导轮轴233等受剪切力而造成侧导机构损坏,于上述拼缝处嵌插有键237;具体地,在侧导架232和车轮支架22上分别设有键槽,上述键237分别插入二者的键槽中。
上述侧导轮231的轮缘用于与轮轨11的侧面抵接,如图3,当采用两个侧导轮231分别与轮轨11的两个侧面抵接时,能进一步提高行走轮21的运动稳定性,也即:每组侧导单元23包括两个所述侧导轮231并且该两个侧导轮231分列于对应行走轮21的两侧。进一步优选地,每组侧导单元23的两个导轮轴233安设于同一侧导架232上。
本实施例提供的钢板运输车2,设计导轮轴233的轴线与侧导架232上的导轮轴孔的轴线之间的间距可调,也即导轮轴233可偏心设置并且偏心量e可调,可以实现补偿因侧导轮231磨损而产生的侧导轮231轮缘与轮轨11之间的间隙,确保侧导轮231与轮轨11侧面保持抵接,保证侧导功能的持续性和可靠性,较好地保护行走机构,降低侧导轮231的维护频次。
在其中一个实施例中,如图2和图3,所述导轮轴233与所述导轮轴孔之间夹设有偏心套234,转动所述偏心套234时能调节所述导轮轴233的偏心量e。偏心套234为现有构件,其具体结构此处不作赘述。在本实施例的优选方案中,所述偏心套234的其中一端设有齿形边缘,于所述侧导架232上设有与所述齿形边缘啮合的限位齿板235;优选地,在偏心套234的顶端设置齿形边缘;偏心套234的端部一般为环形端部,可以使偏心套234的端部边缘均加工有齿形,也可部分边缘加工有齿形,也即上述齿形边缘所对应的圆心角可以为360°或小于360°。上述限位齿板235固定在侧导架232上,以可拆卸固定连接为宜。基于在偏心套234上设置的齿形边缘,通过与侧导架232上设置的限位齿板235能可靠地对偏心套234进行限位固定,防止钢板运输车2正常工作时偏心套234转动,保证偏心调节功能的稳定性和可靠性,即保证了侧导轮231工作的稳定性和可靠性,提高侧导轮231的使用寿命。
进一步优选地,在侧导架232上设置导向滑槽,该导向滑槽的槽口水平开设并且朝向对应的偏心套234,该导向滑槽可以是在侧导架232上焊接一L型钢板、通过该L型钢板与侧导架232围合而成的;限位齿板235的一侧边部为齿条形边部,相对的另一侧边部滑设于该导向滑槽内(例如该限位齿板235为方形板)。在正常情况下,限位齿板235可通过螺栓等固定在侧导架232上;当需要转动偏心套234时,解除限位齿板235与侧导架232之间的固连关系,通过 推/拉限位齿板235,以驱动偏心套234转动,达到上述调节偏心量e的目的,操作方便简捷,无需拆除限位齿板235,对侧导架232-偏心套234-导轮轴233之间的装配结构影响较小。
进一步优选地,如图2,所述侧导轮231通过调心滚子轴承236与所述导轮轴233可转动连接,调心滚子轴承236的设置能较好地承受多向荷载,包括径向荷载和轴向荷载等,因此能较好地适应侧导轮231可能存在的多向受力的运行情况,更好地保护行走机构。
实施例二
如图4,本发明实施例提供一种钢板运输系统,包括横移轨道1以及运行于所述横移轨道1上的钢板运输车2;所述钢板运输车2采用上述实施例一所提供的钢板运输车2。
其中,上述钢板运输系统优选为用于运输钢板垛,主要用于热轧板连续热处理生产线,所述横移轨道1的导向行程覆盖配套的各热处理工位;上述钢板承托机构包括适于承载钢板垛6的旁移下车辊道3,所述旁移下车辊道3的输送方向垂直于所述横移轨道1的导向方向。
上述热处理工位处布置有相应的热处理设备,例如退火炉/回火炉等热处理炉。当有多个热处理工位时,各热处理工位沿横移轨道1的导向方向依次布置,其中,热处理工位可布置相同的热处理设备,也可布置不同的热处理设备,根据具体的产线设计等确定;钢板可依次经各热处理工位进行多级热处理,也可择一地进入其中一处热处理工位进行处理,例如布置两台回火炉时,该两台回火炉可互为备用,或者同时处理两堆钢板垛6。
在其中一个实施例中,上述横移轨道1与堆垛机衔接;在另外的实施例中,堆垛机也可配置相应的钢板输出系统,采用上述的钢板运输车2,能够完成热轧 板的连续热处理即可。各热处理工位优选为布置在横移轨道1的同侧,当然,布置在横移轨道1的不同侧也为可选方案。
可以理解地,上述旁移下车辊道3既能将钢板垛6输入至热处理工位中,也应能将热处理工位输出的钢板垛6收回至钢板运输车2上,因此,上述旁移下车辊道3的输送辊应能正反转,即配置的驱动电机为正反转电机。旁移下车辊道3的输送方向垂直于横移轨道1的导向方向,也即旁移下车辊道3的输送辊的轴向平行于横移轨道1的导向方向。
相较于传统的链式运输设备和辊式运输设备,本实施例提供的堆垛钢板运输系统,采用钢板运输车2作为钢板运输设备,在满足钢板上下线运输等基础要求的情况下,能实现钢板垛6的整堆运输,即实现批量钢板热处理,能显著地提高钢板运输以及钢板热处理效率,尤其是在长距离运输中,能提高钢板运输的平稳性,设备投资成本也明显降低。
在其中一个实施例中,本实施例提供的钢板运输车2可运输长规格的钢板,例如最大规格为15m长的钢板,钢板运输车2的长度以及旁移下车辊道3的长度相应地匹配;可选地,横移轨道1可采用三条或三条以上的钢轨组成,以满足较长的钢板运输车2的运行平稳性要求。在其中一个实施例中,上述钢板运输车2包括分体设置的两台子车,两台子车可各自单独驱动横移,从而可根据钢板规格的不同使用其中一台子车或者使两台子车同时投入运行,能相应地降低运输成本;相应地,横移轨道1可包括四条钢轨,中间的两条钢轨相互地靠近。为提高两台子车同时运行时的一致性和协调性,可设置锁车机构,当该锁车机构处于解锁状态时,在两台子车可单独运行,当该锁车机构处于锁定状态时,两台子车可同步动作;锁车机构可采用常规的锁紧机构,例如在其中一台子车上安设锁销以及锁销驱动单元(例如气缸、液压缸或电动推杆等),在另一 台子车上设置销孔。
进一步优化上述堆垛钢板运输系统,如图4,所述横移轨道1的末端延伸至钢板垛输出位,各热处理工位均位于所述钢板垛输出位的上游;所述钢板运输车2上还设有能够驱使所述旁移下车辊道3上的钢板垛6横移卸料的横移下车机构,所述横移下车机构的输送方向平行于所述横移轨道1的导向方向。在钢板垛输出位,通过钢板运输车2上的横移下车机构将钢板垛6下线输出,例如交给其他钢板运输设备并运送至下一工序,该其他钢板运输设备可以仍采用上述的钢板运输车2。
在其中一个实施例中,所述横移下车机构包括以插空方式布置于所述旁移下车辊道3中的升降辊道,也即该升降辊道布置在旁移下车辊道3的各输出辊之间的空隙中,例如该升降辊道包括多个升降辊,各升降辊的轴向垂直于横移轨道1的导向方向,每个升降辊布置在旁移下车辊道3的相邻两个输出辊之间,因此,升降辊的轴向长度不宜过长,应小于相邻两个输出辊之间的间距。在优选的方案中,如图5和图6,所述升降辊道包括多个升降臂41以及用于驱动各所述升降臂41升降的升降驱动机构,所述升降臂41的长度方向平行于所述横移轨道1的导向方向,各所述升降臂41以插空方式布置于所述旁移下车辊道3中;也即每个升降臂41布置在旁移下车辊道3的相邻两个输出辊之间,为提高升降辊道的承载能力以及运行稳定性以便可靠地运输钢板垛6,在旁移下车辊道3的每相邻两个输出辊之间布置有一个升降臂41。每一所述升降臂41上可转动设有多个辊盘42,所述辊盘42的轴向垂直于所述横移轨道1的导向方向;该升降辊道还包括用于驱动各所述辊盘42转动的辊盘42驱动机构;可以理解地,每个升降臂41上的各辊盘42沿该升降臂41的臂长方向依次布置,相邻两个辊盘42之间的间距显然不小于最小规格的钢板宽度;另外,当升降臂41升起至 工作位时,辊盘42的顶端位于旁移下车辊道3的上方,保证能够使钢板垛6沿平行于横移轨道1的方向移动。
在上述升降辊道中,通过升降臂41带动多个辊盘42升降,结构简单、易于布置,并且驱动方便,各辊盘42之间的步调一致性易于保证;工作可靠性高,单个或若干个升降臂41出现故障时,其他的升降臂41仍能完成对钢板垛6的运输,并且易于维护。
在其中一个实施例中,上述升降臂41的升降采用摆动驱动方式,具体地,如图5和图6,于所述旁移下车辊道3的一侧设有安装支架,所述升降臂41铰接于所述安装支架上,所述升降驱动机构位于所述旁移下车辊道3的另一侧,其中,优选地,升降驱动机构布置在钢板运输车2的台面上,升降臂41的铰点位置满足“升降臂41升起至工作位时,辊盘42的顶端位于旁移下车辊道3的上方”即可,例如靠近旁移下车辊道3或者与旁移下车辊道3位于同一水平面内。上述升降驱动机构可采用常规的摆动驱动设备,例如采用液压缸铰接安装在钢板运输车2上(输出端与升降臂41铰接);本实施例中,优选地,上述升降驱动机构包括升降驱动单元431和升降传动单元433,可以相应地减小升降驱动单元431的伸缩行程,便于在空间有限的钢板运输车2上完成动作,该升降驱动单元431采用气缸、液压缸等直线驱动设备并且驱动方向平行于水平向,上述升降传动单元433采用曲柄摇杆等传动机构,其他的升降驱动设备和传动方式此处不作一一例举。
进一步优选地,如图5,各所述升降臂41通过同步连杆432连接形成为联排臂组,所述升降驱动机构与所述联排臂组连接,可保证各升降臂41的动作一致性和协调性,并且可以节省升降驱动设备的数量。
上述辊盘42的转动驱动可采用常规的旋转驱动方式,例如采用电机+链轮 传动等。优选地,每个升降臂41上的各辊盘42由同一套旋转驱动单元驱动,例如传动链串联起升降臂41上的各辊盘42上的传动齿盘。可将旋转驱动电机设置在钢板运输车2上,各升降臂41上分别设置传动齿轮,各传动齿轮通过传动轴442串联,该传动轴442则与旋转驱动电机连接。
进一步优选地,如图5和图6,所述升降臂41的靠近钢板垛输出位的一端伸出至钢板运输车2之外并且于悬臂段上设有至少一个辊盘42,也即升降臂41的钢板输出端为悬臂轮结构,能够减小与钢板承接设备(例如其他钢板运输设备)之间的间距,便于钢板垛6的交接,尤其能够保证窄规格钢板的输送。
在可选的方案中,所述横移轨道1上运行有多辆所述钢板运输车2,显然地,各钢板运输车2沿横移轨道1的导向方向依次分布。在该方案中,通过多辆钢板运输车2的配合,能同时完成多个钢板垛6的运输,可以有效地提高钢板运输效率和生产顺畅性,避免因生产步调等原因导致钢板垛6堆积的问题,尤其适用于有多个热处理工位等情况。在上述设有横移下车机构的方案中,通过横移下车机构可以完成钢板垛6在两辆钢板运输车2之间的交接。
另外,上述钢板运输车2集机电液为一体,配有电控柜、液压站52以及润滑站51等设备,可采用滑触线供电方式,工作可靠性高。
本发明实施例还提供一种热轧板连续热处理方法,包括:
钢板经连续淬火后,进行定尺切割并堆垛;
将多块钢板堆垛形成的钢板垛6运输至下游热处理工位,其中,钢板垛6的运输采用上述的堆垛钢板运输系统完成。
以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。

Claims (10)

  1. 一种钢板运输车,包括车体以及设于车体底部的多组行走机构,所述车体上设有钢板承托机构,所述行走机构包括行走轮和侧导单元,所述侧导单元包括侧导架、设于所述侧导架上的导轮轴以及可转动安设于所述导轮轴上的侧导轮,其特征在于:所述导轮轴的轴线与所述侧导架上的导轮轴孔的轴线之间的间距可调,以使所述侧导轮保持与轮轨侧面抵接。
  2. 如权利要求1所述的钢板运输车,其特征在于:所述导轮轴与所述导轮轴孔之间夹设有偏心套,转动所述偏心套时能调节所述导轮轴的偏心量。
  3. 如权利要求2所述的钢板运输车,其特征在于:所述偏心套的其中一端设有齿形边缘,于所述侧导架上设有与所述齿形边缘啮合的限位齿板。
  4. 如权利要求1所述的钢板运输车,其特征在于:所述侧导轮通过调心滚子轴承与所述导轮轴可转动连接。
  5. 如权利要求1所述的钢板运输车,其特征在于:每组侧导单元包括两个所述侧导轮并且该两个侧导轮分列于对应行走轮的两侧。
  6. 如权利要求5所述的钢板运输车,其特征在于:每组侧导单元的两个导轮轴安设于同一侧导架上。
  7. 如权利要求1所述的钢板运输车,其特征在于:所述行走机构还包括安装在所述车体上的车轮支架,所述行走轮及所述侧导架均安设于所述车轮支架上。
  8. 如权利要求7所述的钢板运输车,其特征在于:所述车轮支架可拆卸安装于所述车体上。
  9. 如权利要求7所述的钢板运输车,其特征在于:所述侧导架可拆卸安装于所述车轮支架上。
  10. 一种钢板运输系统,其特征在于,包括横移轨道以及运行于所述横移轨道上的钢板运输车;所述钢板运输车采用如权利要求1至9中任一项所述的钢板运输车。
PCT/CN2022/122402 2021-10-28 2022-09-29 钢板运输车及钢板运输系统 WO2023071689A1 (zh)

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