阅读说明：本技术 一种钢轨打磨装置 (Steel rail grinding device ) 是由 陈兴风 古兴华 刘洋 刘自峰 杨文志 刘建书 邹海龙 田志凌 于 2021-09-28 设计创作，主要内容包括：一种钢轨打磨装置,其特征是：马达支座的一端通过铰轴铰链在支撑座一侧平面上,马达支座另一端通过调节支撑装置安装在支撑座的平面上；马达安装固定在马达支座的侧壁上,支撑柱的上端焊接在支撑座底面上,支撑柱穿过平台的中心孔,其下端与磨轮轴座安装固定在一起,磨轮轴安装在磨轮轴座孔内两端轴承中；第一皮带轮安装固定在马达驱动轴上,第二皮带轮安装固定在磨轮轴的左端轴上,磨轮安装控制在磨轮轴右端轴上；皮带套装在第一皮带轮和第二皮带轮上的凹槽内,平台与打磨车安装固定在一起；该装置解决了道岔钢轨与钢轨间距小,磨轮剐蹭相邻的钢轨的难题,不仅适用于道岔钢轨打磨,还可用于正线钢轨打磨,提高钢轨打磨修复质量,加快施工进度。(The utility model provides a rail grinding device which characterized by: one end of the motor support is hinged on the plane of one side of the support seat through a hinge shaft, and the other end of the motor support is arranged on the plane of the support seat through an adjusting and supporting device; the motor is installed and fixed on the side wall of the motor support, the upper end of the support column is welded on the bottom surface of the support seat, the support column penetrates through the center hole of the platform, the lower end of the support column is installed and fixed with the grinding wheel shaft seat, and the grinding wheel shaft is installed in bearings at two ends in the grinding wheel shaft seat hole; the first belt pulley is fixedly arranged on a motor driving shaft, the second belt pulley is fixedly arranged on a left end shaft of a grinding wheel shaft, and a grinding wheel is fixedly arranged on a right end shaft of the grinding wheel shaft; the belt is sleeved in the grooves on the first belt pulley and the second belt pulley, and the platform and the grinding wagon are fixedly installed together; the device has solved the switch rail and has cut the difficult problem of rubbing adjacent rail to pieces with a small distance with the rail, not only is applicable to the switch rail and polishes, still can be used to the main track rail and polish, improves the rail and polishes the restoration quality for the construction progress.)

1. A steel rail polishing device comprises a motor, a transmission device, an adjusting and supporting device, a platform, a supporting seat, a grinding wheel shaft seat, a hinge shaft, a grinding wheel, a pressing plate and a grinding wheel shaft; the method is characterized in that: one end of the motor support is hinged on the plane of one side of the support seat through a hinge shaft, and the other end of the motor support is arranged on the plane of the support seat through an adjusting and supporting device; the motor is installed and fixed on the side wall of the motor support, the upper end of the support column is welded on the bottom surface of the support seat, the support column penetrates through the center hole of the platform, the lower end of the support column is installed and fixed with the grinding wheel shaft seat, and the grinding wheel shaft is installed in bearings at two ends in the grinding wheel shaft seat hole; the first belt pulley is fixedly arranged on a motor driving shaft, the second belt pulley is fixedly arranged on a left end shaft of a grinding wheel shaft, and a grinding wheel is fixedly arranged on a right end shaft of the grinding wheel shaft; the belt is sleeved in the grooves of the first belt pulley and the second belt pulley, and the platform and the grinding wagon are fixedly installed together.

2. A rail grinding apparatus as claimed in claim 1, wherein: the first nut and the second nut are respectively arranged on the screw rod, the ring at the lower end of the screw rod is hinged on the hinge seat through the pin shaft, and the hinge seat is fixedly arranged on the supporting seat to form the adjusting and supporting device.

3. A rail grinding apparatus as claimed in claim 1, wherein: the diameter of the right end of the grinding wheel shaft is larger than that of the left end of the grinding wheel shaft, a blocking edge is arranged on the left side of the excircle of the right end of the grinding wheel shaft, and the grinding wheel is controlled on the right end of the grinding wheel shaft under the action of the pressing plate and the bolt.

Technical Field

The invention belongs to the technical field of rail grinding, and particularly relates to a rail grinding device.

Background

The train runs on the steel rail, various surface damages of the steel rail can be caused, such as abrasion, rail surface scratch and peeling, fat edge, crack, rail head crushing and the like, the development speed is high, the service life of the steel rail is reduced, and the running stability and the safety of the train are seriously influenced. Especially, the rails in the turnout area are easy to generate various rail diseases, and the difficult track for maintaining the rails is large due to the complex structure of the turnout.

The main equipment that uses of switch district rail maintenance is that large-scale road maintaining machinery such as switch grinding carriage polishes, and the last grinding device who installs of switch grinding carriage utilizes rotatory circular grinding wheel end to grind the rail and eliminates the surface damage, but because areas such as switch district frog, protection wheel rail have the characteristics that the interval is little between rail and the rail, when polishing to a rail with circular grinding wheel end, there are emery wheel meeting to cut to rub to adjacent rail scheduling problem, cause this part rail can't polish, have the blind area of polishing.

Disclosure of Invention

The invention aims to provide a steel rail grinding device, which grinds the surface of a steel rail through the circumference of a rotary circular grinding wheel, so that the grinding wheel cannot scrape the adjacent steel rail even in the area with small distance between the turnout steel rail and the steel rail, and the problem of a turnout grinding blind area is solved. The turnout steel rail polishing machine is not only suitable for polishing turnout steel rails, but also can be used for polishing main track steel rails, and is multifunctional and wide in application range.

The invention aims to overcome the defects of the conventional steel rail grinding device, and provides the steel rail grinding device which solves the problems that the distance between a turnout steel rail and a steel rail is small and an abrasive wheel is used for grinding the adjacent steel rail, is not only suitable for grinding the turnout steel rail, but also can be used for grinding a main line steel rail, improves the steel rail grinding and repairing quality and accelerates the construction progress.

The technical scheme of the invention is as follows: a steel rail polishing device comprises a motor, a transmission device, an adjusting and supporting device, a platform, a supporting seat, a grinding wheel shaft seat, a hinge shaft, a grinding wheel, a pressing plate and a grinding wheel shaft.

In the steel rail polishing device, one end of a motor support 8 is hinged on the plane of one side of a support seat 4 through a hinge shaft 7, and the other end of the motor support 8 is arranged on the plane of the support seat 4 through an adjusting and supporting device; the motor 1 is fixedly installed on the side wall c of the motor support 8, the upper end of the support column 14 is welded on the bottom surface of the support seat 4, the support column 14 penetrates through the central hole of the platform 5, the lower end of the support column is fixedly installed with the grinding wheel shaft seat 6, and the grinding wheel shaft 12 is installed in bearings at two ends in the hole of the grinding wheel shaft seat 6; the first belt pulley 201 is fixedly arranged on a motor driving shaft, the second belt pulley 202 is fixedly arranged on a left end shaft of the grinding wheel shaft 12, and the grinding wheel 9 is fixedly arranged on a right end shaft of the grinding wheel shaft 12; the belt 203 is sleeved in the grooves of the first belt pulley 201 and the second belt pulley 202, and the platform 5 and the grinding wagon are fixedly installed together.

In the adjusting and supporting device, a first nut 302 and a second nut 303 are respectively installed on a screw 301, a ring at the lower end of the screw 301 is hinged on a hinge seat 304 through a pin shaft, and the hinge seat is installed and fixed on a supporting seat 4 (upper plane) to form an adjusting and supporting device 3.

The diameter of the right end of the grinding wheel shaft 12 of the grinding wheel shaft is larger than that of the left end of the grinding wheel shaft, a blocking edge is arranged on the left side of the excircle of the right end of the grinding wheel shaft 12, and the grinding wheel 9 is controlled on the right end of the grinding wheel shaft 12 under the action of the pressing plate 10 and the bolt 11.

Through adjusting screw 301 first nut 302 and second nut 303, make supporting seat 4 wind hinge 7 rotates, makes the regulation form second contained angle b between supporting seat 4 and the platform 5, adjusts simultaneously motor 1 drive shaft and the interval between the emery wheel axle 12 axis can realize adjusting the rate of tension of belt 203.

The motor 1, the transmission device 2, the grinding wheel shaft seat 6 and the grinding wheel 9 which are arranged on the supporting seat 4 are welded under the action of a supporting column 14 on the bottom surface of the supporting seat 4 and can rotate together in the center of the platform 5; through rotation support column 14, adjust emery wheel 9 and rail 13 and form first contained angle alpha in the use, realize changing the contact surface of emery wheel and rail for this device obtains different polishing effects.

The platform 5 is arranged on the grinding wagon.

The invention has the beneficial effects that: the utility model provides a rail grinding device, it is little with the rail interval to have solved switch rail, and the emery wheel is cut to pieces and is rubbed the difficult problem of adjacent rail, not only is applicable to the switch rail and polishes, can also be used for the main track rail to polish, improves the rail and polishes the restoration quality for the construction progress.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a side view of fig. 1.

Fig. 3 is a cross-sectional view C-C of fig. 2.

FIG. 4 is a diagram of the relationship between the position of the rotating grinding wheel and the rail.

In the figure: 1. the grinding machine comprises a motor, 2, a transmission device, 201, a first belt pulley, 202, a second belt pulley, 203, a belt, 3, an adjusting device, 301, a screw rod, 302, a first nut, 303, a second nut, 304, an adjusting seat, 4, a supporting seat, 5, a platform, 6, a grinding wheel shaft seat, 7, a hinge shaft, 8, a motor support seat, 9, a grinding wheel, 10, a pressing plate, 11, a bolt, 12, a grinding wheel shaft, 13, a steel rail, 14, a supporting column, a first included angle, b, a second included angle and c, and a side wall.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center line", "parallel", "upper", "lower", "top", "bottom", "vertical", "lateral", etc., it indicates the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature unless specifically defined otherwise.

The technical scheme and the beneficial effects of the invention are clearer and clearer by further describing the specific embodiment of the invention with the accompanying drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the application, with reference to the drawings.

Referring to the embodiment shown in fig. 1, 2 and 3: a rail grinding device, one end of a motor support 8 is hinged on a support seat 4 through a hinge shaft 7, and the other end of the motor support 8 is installed on the plane of the support seat 4 through an adjusting and supporting device; the motor 1 is fixedly arranged on the side wall c of the motor support 8, the upper end of the support column 14 is welded on the bottom surface of the support seat 4, the support column 14 penetrates through the central hole of the platform 5, and the lower end of the support column is fixedly arranged with the grinding wheel shaft seat 6.

The first belt pulley 201 is fixed on the driving shaft of the motor, the second belt pulley 202 is fixed on the left end shaft of the grinding wheel shaft 12, and the belt 203 is sleeved in the grooves of the first belt pulley 201 and the second belt pulley 202 to form the transmission device 2.

The grinding wheel shaft seat is characterized in that bearings are respectively arranged at two ends in a shaft hole of the grinding wheel shaft seat, and the grinding wheel shaft 12 is arranged in the bearings at two ends in a hole of the grinding wheel shaft seat 6; the second belt pulley is fixedly arranged on the left end shaft of a grinding wheel shaft 12, and a grinding wheel 9 is fixedly arranged on the right end shaft of the grinding wheel shaft 12 through a bolt 11 and a pressing plate 10.

The central line of the grinding wheel shaft seat 6 is parallel to the central line of the driving shaft of the motor.

In the adjusting and supporting device, a first nut 302 and a second nut 303 are respectively installed on a screw 301, a ring at the lower end of the screw 301 is hinged on a hinge seat 304 through a pin shaft, and the hinge seat 304 is installed and fixed on a supporting seat 4 (upper plane) to form the adjusting and supporting device 3.

Through adjusting screw 301, first nut 302 and second nut 303, make supporting seat 4 wind hinge 7 rotates, makes the regulation form second contained angle b between supporting seat 4 and the platform 5, adjusts simultaneously interval between motor 1 drive shaft and the emery wheel axle 12 axis can realize adjusting the rate of tension of belt 203.

Referring to fig. 4, the motor 1, the transmission device 2, the grinding wheel shaft seat 6 and the grinding wheel 9 which are installed on the supporting seat 4 are welded on the supporting column 14 on the bottom surface of the supporting seat 4 and can rotate together in the center of the platform 5; through rotation support column 14, adjust emery wheel 9 and rail 13 and form first contained angle alpha in the use, realize changing the contact surface of emery wheel and rail for this device obtains different polishing effects.

The diameter of the right end of the grinding wheel shaft 12 of the grinding wheel shaft is larger than that of the left end of the grinding wheel shaft, a blocking edge is arranged on the left side of the excircle of the right end of the grinding wheel shaft 12, and the grinding wheel 9 is controlled on the right end of the grinding wheel shaft 12 under the action of the bolt 11 of the pressing plate 10 and the blocking edge.

The platform 5 is arranged on the grinding wagon.

The working principle is as follows: starting the motor 1, the motor driving shaft drives the first belt pulley 201 to rotate, and the first belt pulley drives the belt 203 and the second belt pulley 202 to drive the grinding wheel shaft 12 to rotate and simultaneously drive the grinding wheel 9 to rotate, so as to polish and repair the steel rail. Because the thickness of the grinding wheel is smaller than the width of the rail head of the rail, the grinding wheel can not scratch and rub the adjacent rail when the grinding wheel is used for grinding the turnout rail.

When the grinding wheel 9 is worn and cannot be used, the bolt 13 and the pressing plate 11 on the grinding wheel shaft 12 are removed, a new grinding wheel is replaced, then the bolt 11 and the pressing plate 10 are installed, the grinding wheel 9 is locked on the grinding wheel shaft 12, and then the turnout steel rail grinding and repairing operation is carried out.