CN216098141U - Electronic abrasive band rail web welding seam equipment of polishing - Google Patents

Abstract

The utility model discloses electric abrasive belt steel rail web weld joint polishing equipment, which comprises: casing, clamping rail mechanism and abrasive band grinding machanism. The rail clamping mechanism is arranged on the outer wall of the left side of the shell; abrasive band grinding machanism includes: the control device is connected with the driving motor, and the control device and the driving motor are arranged on the shell; the driving wheel and the driven wheel are located on the outer portion of the front side wall of the shell, the driving wheel is fixed on a motor shaft of the driving motor, one end of the tensioning device is fixed on the outer end face of the shell, the support is fixed to the other end of the tensioning device, the driven wheel is connected to the support in a rotating mode, the abrasive belt is sleeved on the driving wheel and the driven wheel in a tensioning mode, and the driven wheel is located on the left side of the shell. The grinding equipment adopts the abrasive belt as a grinding tool, can obviously improve the grinding efficiency of the rail web welding line of the steel rail, and can realize the copying grinding of the rail web welding line by using an abrasive belt grinding mechanism to realize multi-degree-of-freedom operation.

Description

Electronic abrasive band rail web welding seam equipment of polishing

Technical Field

The utility model relates to the field of steel rail processing equipment, in particular to electric abrasive belt steel rail web weld joint polishing equipment.

Background

The information disclosed in this background of the utility model is only for enhancement of understanding of the general background of the utility model and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

The rail web weld polishing of the railway steel rail is one of the projects with large workload after the welding operation of line maintenance, the operation is mainly carried out by manually holding an electric grinding wheel, an angle grinder and the like originally, and in recent years, the surface is removed by adopting a grinding wheel rail web grinder at home and abroad. However, the present inventors have found that this method has the following disadvantages: 1. the grinding wheel has low grinding efficiency, belongs to rigid grinding, and is easy to generate heat, blues and damages the steel rail, thereby influencing the service performance of the steel rail. 2. Due to the limitation of the shape of the grinding wheel and the degree of freedom of the grinding wheel, the rail web welding line cannot be accurately subjected to profile grinding, dead corners exist, and grinding is not in place. 3. The power source of the polisher adopts a gasoline engine, so that the equipment is heavy, the environmental pollution is large, and the health of workers is damaged.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides electric abrasive belt steel rail web weld grinding equipment which is used for carrying out web weld copying grinding on a steel rail and can obviously improve the grinding quality and the grinding safety. In order to achieve the above object, the present invention provides the following technical solutions.

An electric abrasive belt steel rail web weld grinding device comprises: casing, clamping rail mechanism and abrasive band grinding machanism. Wherein: the rail clamping mechanism is arranged on the outer wall of the left side of the shell and used for detachably clamping a steel rail to be polished. Abrasive band grinding machanism includes: the abrasive belt tensioning device comprises a control device, a driving motor, a driving wheel, a driven wheel, a support, an abrasive belt and a tensioning device, wherein the control device is connected with the driving motor, and the control device and the driving motor are arranged on a machine shell. The abrasive belt tensioning device comprises a driving wheel, a driven wheel, a motor shaft, a tensioning device, a support, an abrasive belt, a motor, a driving wheel, a driven wheel, a motor shaft, a motor, a support, a belt and a belt, wherein the driving wheel and the driven wheel are located on the outer portion of the front side wall of the shell, the driving wheel is fixed on the motor shaft of the driving motor, one end of the tensioning device is fixed on the outer end face of the shell, the support is fixed at the other end of the tensioning device, the driven wheel is connected to the support in a rotating mode, the abrasive belt is tensioned and sleeved on the driving wheel and the driven wheel, and the driven wheel is located on the left side of the shell.

Further, the tensioner comprises: base, connecting rod, tensioning rod. Wherein: the lateral wall of base is fixed on the bearing on driving motor's the outer terminal surface, the one end of connecting rod is connected on the base, set up the recess that runs through its lateral wall on the other end terminal surface of connecting rod, the one end of tensioning rod inserts in this recess, and has the spring between the tip of this tensioning rod and the recess. The lateral wall of the tensioning rod is provided with a clamping pin, the clamping pin extends to the outside from the groove, and the connecting rod is provided with a limiting nut which limits the clamping pin to move out of the end part of the groove. The driven wheel is connected to the other end of the tension rod, so that the tension of the abrasive belt is achieved by adjusting the length of the tension rod relative to the connecting rod.

Furthermore, a limit wheel is rotatably connected to a wheel shaft on the driven wheel, and the diameter of the limit wheel is not smaller than that of the driven wheel.

Further, the control device is connected with the power supply device so as to supply power to the control device and further control the operation of the driving motor.

Further, the rail clamping mechanism includes: horizontal pole, calliper, regulation lead screw, locating hole, handle and rail web cassette. Wherein: the horizontal pole vertical fixation is on the left side outer wall of casing, calliper is the arc structure, and its middle part swing joint is on the horizontal pole, and the lower extreme of calliper is towards the left side outer wall of casing. One end of the adjusting screw rod penetrates through the upper end of the caliper and then is aligned with the positioning hole, and the adjusting screw rod is in threaded connection with the caliper. The locating hole is fixed on the upper part of the outer wall of the left side of the machine shell. The handle is connected at the other end of the adjusting screw rod. The rail web clamping seat is fixed on the outer wall of the left side of the machine shell below the cross rod.

Furthermore, the two rail web clamping seats are symmetrically distributed on two sides of the adjusting screw rod, so that the rail clamping mechanism is more stable when clamped on the steel rail.

Further, still include motor sideslip mechanism, it includes: flange, screw rod, sideslip connecting rod and hand wheel. Wherein: the flange is fixed on the rear side wall of the casing. One end of the screw penetrates through the flange and the rear side wall and the front side wall of the shell and is fixedly connected with the upper end of a transverse moving connecting rod which is vertically arranged, the lower end of the transverse moving connecting rod is connected with a driving motor, the hand wheel is connected to the other end of the screw, and the screw is in threaded connection with the flange.

Furthermore, the front side wall of the shell is provided with a lighting device with adjustable direction, so that workers can conveniently polish at night and freely adjust the direction of the lighting device as required.

Further, a knob button switch and an electric quantity display screen are arranged on the outer wall of the casing, and the knob button switch and the electric quantity display screen are connected with the control device. The knob button switch enables the equipment to stop acting immediately under any condition, and the electric quantity display screen is convenient for checking the electric quantity of the power supply device.

Further, still include handle pole and rotation handle, wherein: the handle rod is vertically arranged in a gap between the abrasive belt and the front side wall of the shell, and the lower end of the handle rod is rotatably connected with the tensioning rod, so that the handle rod can rotate clockwise or anticlockwise along the front side wall of the shell. The rotary handle is horizontally and rotatably connected to the upper end of the handle rod.

Further, still include the abrasive band cover, it fixes on the bearing to cover in drive wheel, base, connecting rod, tensioning rod.

Further, the portable cabinet also comprises a handle, and the handle is connected to the outer surface of the top wall of the cabinet for carrying.

Compared with the prior art, the utility model has the following beneficial effects:

(1) compared with the traditional grinding wheel grinding, the electric abrasive belt steel rail web welding line grinding equipment provided by the utility model adopts the abrasive belt as the grinding tool, can obviously improve the steel rail web welding line grinding efficiency, can realize multi-degree-of-freedom operation by utilizing the abrasive belt grinding mechanism to realize profiling grinding of the rail web welding line, and can realize quick fixation of the whole machine on the steel rail through the rail clamping mechanism, thereby effectively improving the grinding quality and the grinding safety. In addition, the polishing equipment disclosed by the utility model has the advantages of compact structure, convenience in operation, safety and environmental friendliness, and can effectively reduce the labor intensity and improve the polishing quality and efficiency.

(2) Compared with the traditional grinding wheel grinding, the grinding equipment provided by the utility model utilizes the abrasive belt as a grinding tool, so that the grinding efficiency is higher; and the cold grinding is realized, and the surface of the steel rail is not easy to turn blue. Meanwhile, elastic grinding is realized, and the influence of rigid contact and vibration of the grinding wheel and the steel rail on the grinding quality is avoided.

(3) The electric abrasive belt steel rail web weld grinding equipment is provided with the tensioning device between the driving wheel and the grinding wheel, so that an abrasive belt is easy to replace; and the handle rod and the rotating handle are arranged, so that the polishing equipment is convenient to operate.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

Fig. 1 is a schematic structural diagram of electric abrasive belt steel rail web weld grinding equipment in the embodiment of the utility model.

FIG. 2 is a schematic diagram of an electric abrasive belt steel rail web weld grinding device in an embodiment of the utility model.

FIG. 3 is a top view of an electric belt sanding apparatus for rail web welds of a steel rail in an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a grinding mechanism and a motor traversing mechanism in the embodiment of the utility model.

Fig. 5 is a schematic structural diagram of a grinding mechanism according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of the grinding mechanism in the swing-up state according to the embodiment of the present invention.

Fig. 7 is a schematic structural view of the grinding mechanism in a down-swing state according to the embodiment of the present invention.

The scores in the above figures represent: the device comprises a machine shell 1, a control device 2, a driving motor 3, a driving wheel 4, a driven wheel 5, a support 6, an abrasive belt 7, a tensioning device 8, a base 81, a connecting rod 82, a tensioning rod 83, a groove 84, a limiting nut 85, a clamping pin 86, a bearing 87, a power supply device 9, a cross rod 10, calipers 11, an adjusting screw rod 12, a positioning hole 13, a handle 14, a rail waist clamping seat 15, a flange 16, a screw rod 17, a transverse moving connecting rod 18, a hand wheel 19, an illuminating device 20, a knob button switch 21, an electric quantity display screen 22, a handle rod 23, a rotating handle 24, an abrasive belt cover 25, a lifting handle 26, a steel rail 27, a limiting wheel 28 and a power switch 29.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model. The words "upper", "lower", "left" and "right" as they appear in the present invention, merely indicate correspondence with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the utility model and simplify the description, rather than indicate or imply that the device or element referred to needs to have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, and for example, the terms "mounted," "connected," and "fixed" may be fixed, detachable, or integrated; the connecting lines may be mechanical, direct or indirect through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention according to specific situations. The electric abrasive belt steel rail web weld grinding equipment is further described by combining the attached drawings and the specific implementation mode of the specification.

Referring to fig. 1 to 4, there is illustrated an electric abrasive belt steel rail web weld grinding apparatus comprising: casing 1, abrasive band grinding machanism and clamp rail mechanism, for traditional emery wheel is polished, the electronic abrasive band rail web welding seam equipment of polishing of this embodiment adopts the abrasive band to be grinding tool, and it can show promotion rail web welding seam efficiency of polishing to can utilize abrasive band grinding machanism's multi freedom operation to realize polishing the profile modeling of web welding seam, specifically:

casing 1 is box structure, abrasive band grinding machanism includes: controlling means 2, driving motor 3, action wheel 4, follow driving wheel 5, support 6, abrasive band 7, overspeed device tensioner 8, power supply unit 9, wherein:

the control device 2 is connected with a driving motor 3, and the control device 2 is arranged in the machine shell 1. The right part of the front side wall of the machine shell 1 is in an opening shape, the driving motor 3 is fixed on the middle bottom surface of the machine shell 1, and the front end of the driving motor 3 and a motor shaft extend out of the machine shell 1 from the opening of the right part of the front side wall. The power supply device 9 is a rechargeable lithium battery and is connected with the control device 2 so as to supply power to the control device 2 and further control the operation of the driving motor 3. In addition, the lithium battery is adopted to supply power, so that the lithium battery is cleaner and more beneficial to environmental protection, the output power is more accurate, and the structure of the polishing equipment is more compact.

The driving wheel 4 and the driven wheel 5 are positioned outside the front side wall of the machine shell 1, and the driving wheel 4 is fixed on a motor shaft of the driving motor 3. Said tensioning device 8 is located between the upper and lower belts of abrasive belt 7 in order to enable the tensioning connection of abrasive belt 7 in drive wheel 4 and driven wheel 5, in particular: one end of the tension device 8 is fixed on the outer end face of the machine shell 1, the support 6 is fixed on the other end of the tension device 8, the driven wheel 5 is rotatably connected on the support 6, the abrasive belt 7 is tightly sleeved on the driving wheel 4 and the driven wheel 5, and the driven wheel 5 is positioned on the left side of the machine shell 1, so that an abrasive belt mechanism which is approximately parallel to the front wall face of the machine shell 1 is formed.

For traditional emery wheel is polished, the equipment of polishing of this embodiment adopts the abrasive band as grinding tool, and it can show and promote 27 rail web welds of rail efficiency of polishing to can utilize abrasive band grinding machanism to realize that multi freedom operation realizes polishing the profile modeling of rail web welds. In addition, compared with the traditional grinding wheel grinding, the grinding equipment provided by the utility model utilizes the abrasive belt as a grinding tool, so that the grinding efficiency is higher; and the cold grinding is realized, and the surface of the steel rail 27 is not easy to turn blue. Meanwhile, elastic grinding is realized, and the influence of rigid contact and vibration of the grinding wheel and the steel rail 27 on the grinding quality is avoided.

Referring to fig. 4 and 5, in another preferred embodiment, the tensioning device 8 of the above embodiment comprises: the side wall of the base 81 is fixed on a bearing 87 on the outer end face of the driving motor, so that the tensioning device 8, the driving wheel 4 and the driven wheel 5 can integrally swing up and down around the bearing 87 in a certain range in the grinding process, and the welding seam of the steel rail 27 can be ground up and down. One end of the connecting rod 82 is connected with the base 8, a groove 84 penetrating through the side wall of the connecting rod 82 is formed in the end face of the other end of the connecting rod 82, one end of the tension rod 83 is inserted into the groove 84, a spring is arranged between the end of the tension rod 83 and the groove 84, and the tension rod 83 is squeezed by the spring to be tensioned. The tension rod 83 has a detent 86 on its side wall and the detent 86 extends out of the recess 84. the link 82 has a stop nut 85 that limits the detent 86 from moving out of the end of the recess 84, preventing the spring from forcing the tension rod 83 out of the recess 84. The driven wheel 5 is connected to the other end of the tension rod 83 so that the tension of the driven wheel 5 and the sanding belt 7 is achieved by means of the tension rod 83. The tensioning device 8 of the embodiment can tension the abrasive belt 7, and is matched with an abrasive belt grinding mechanism to realize profiling grinding of the rail web weld; and the assembly and the disassembly are convenient, and the maintenance is convenient.

Referring to fig. 1, 2 or 4, in another preferred embodiment, the grinding apparatus of the above embodiment further includes a belt cover 25 fixed to the bearing 87 and covering the driving wheel 4, the base 81, the connecting rod 82 and the tension rod 83 therein.

Referring to fig. 1 to 3, in another preferred embodiment, the rail clamping mechanism is provided on the left outer wall of the cabinet 1 for detachably clamping the rail 27 to be ground. Specifically, the rail clamping mechanism includes: the clamp comprises a cross bar 10, a caliper 11, an adjusting screw 12, a positioning hole 13, a handle 14 and a rail web clamping seat 15. Wherein: the horizontal pole 10 vertical fixation is on the left side outer wall of casing 1, calliper 11 is the arc structure, and its middle part swing joint is on horizontal pole 10, and calliper 11's lower extreme towards the left side outer wall of casing 1. One end of the adjusting screw 12 passes through the upper end of the caliper 11 and then is aligned with the positioning hole 13, and the adjusting screw 12 is in threaded connection with the caliper 11. The positioning hole 13 is fixed on the upper part of the outer wall of the left side of the machine shell 1. The handle 14 is connected to the other end of the adjusting screw 12. The rail web clamping seats 15 are fixed on the outer wall of the left side of the machine shell 1 below the cross rod 10, and the two rail web clamping seats 15 are symmetrically distributed on two sides of the adjusting screw rod 12, so that the rail clamping mechanism is more stable when clamped on the steel rail 27.

When the grinding wheel is used, referring to fig. 3, the bent lower end of the caliper 11 is clamped at the rail web of the rail 27, the adjusting screw rod 12 is rotated through the handle 14 to move into the positioning hole 13, and the end of the adjusting screw rod 12 extrudes the caliper 11 to enable the caliper 11 to be tightly pressed against the rail web of the rail 27, at this time, the rail web clamping seat 15 is located at the rail web of the other side of the rail 27 and supports the rail 27, the abrasive belt 7 on the driven wheel 5 is also located at the rail web of the other side of the rail 27 and is located on the side wall surface of one of the rail web clamping seats 15, and profiling grinding of a rail web welding line is formed. In addition, the rail web clamping seat 15 also has a positioning function, and the upper end and the lower end of the rail web clamping seat 15 are respectively clamped at the rail web of the steel rail 27, so that the abrasive belt 7 can be just positioned at the rail web welding seam, thereby realizing accurate grinding, effectively improving the grinding quality and the grinding safety, and remarkably improving the grinding efficiency of the rail web welding seam of the steel rail 27.

Referring to fig. 4, the sanding apparatus further comprises a handle bar 23 and a rotating handle 24, wherein: the handle bar 23 is vertically arranged in a gap between the abrasive belt 7 and the front side wall of the machine case 1, and the lower end of the handle bar 23 is rotatably connected with the tension rod 83, so that the handle bar 23 can rotate clockwise or counterclockwise along the front side wall of the machine case 1. The number of the rotating handles 24 is two, the rotating handles are horizontally and rotatably connected to the upper end of the handle rod 23, and the two rotating handles 24 are perpendicular to each other. Referring to fig. 4 to 7, after the grinding device is fixed on the rail 27, when grinding is performed, the rotating handle 24 is held by both hands to swing up and down, so as to drive the abrasive belt 7 to continuously grind the weld joint. In the case where the grinding machine is not used, the handle lever 23 and the turning handle 24 may be turned so that one of the turning handles 24 is caught in the engaging piece provided on the upper portion of the left side wall of the housing 1.

Referring to fig. 4, in another preferred embodiment, the grinding apparatus of the above embodiment further includes a motor traversing mechanism including: flange 16, screw 17, sideslip connecting rod 18 and hand wheel 19. Wherein: the flange 16 is fixed to the rear side wall of the casing 1. One end of the screw rod 17 penetrates through the flange 16 and the rear side wall of the casing 1 and is fixedly connected with the upper end of a transverse moving connecting rod 18 which is vertically arranged, the lower end of the transverse moving connecting rod 18 is connected with the driving motor 3, the hand wheel 19 is connected to the other end of the screw rod 17, and the screw rod 17 is in threaded connection with the flange 16. When the wheel 19 is rotated, the screw 17 is driven to rotate, and the transverse moving connecting rod 18 connected with the screw is driven to laterally move, so that transverse moving driving of the abrasive belt system is realized, the position of the abrasive belt system is adjusted, and the use flexibility and the application range of the abrasive belt system are increased.

Referring to fig. 1 to 4, in another preferred embodiment, a lighting device 20 with adjustable direction is provided on a front side wall of the cabinet 1, so as to facilitate a worker to use the cabinet at night for polishing, and to freely adjust the direction of the lighting device 20 as needed. The outer wall of the casing 1 is provided with a knob button switch 21, an electric quantity display screen 22 and a power switch 29, and the knob button switch 21, the electric quantity display screen 22 and the power switch 29 are all connected with the control device 2. The knob button switch 21 (such as a commercially available three-gear knob button switch with the model number of XB2-BD 33) not only enables the equipment to stop acting immediately under any condition, but also can realize the turning-off or turning-on of the driving motor 3 through rotating the knob, the electric quantity display screen 22 is convenient for checking the electric quantity of the power supply device 9, and the power switch 29 is used for controlling the on-off of a circuit of the whole grinding equipment. In addition, a limiting wheel 28 is rotatably connected to the wheel shaft on the driven wheel 5, and the diameter of the limiting wheel 28 is not smaller than that of the driven wheel 5, so that excessive grinding of the upper and lower surfaces of the steel rail when the driven wheel 5 swings up and down to grind the weld seam is avoided, because the steel rail is of an i-shaped structure, under the constraint of the limiting wheel 28, the abrasive belt 7 on the driven wheel 5 can be prevented from contacting with the lower surface of the upper flange and the upper surface of the lower flange of the steel rail, and excessive grinding is avoided).

Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims (10)

1. The utility model provides an electronic abrasive band rail web welding seam equipment of polishing which characterized in that includes: casing, clamp rail mechanism and abrasive band grinding machanism, wherein: the rail clamping mechanism is arranged on the outer wall of the left side of the shell; abrasive band grinding machanism includes: the control device is connected with the power supply device, the driving motor is connected with the control device, and the control device, the power supply device and the driving motor are all arranged on the shell; the abrasive belt tensioning device comprises a driving wheel, a driven wheel, a motor shaft, a tensioning device, a support, an abrasive belt, a motor, a driving wheel, a driven wheel, a motor shaft, a motor, a support, a belt and a belt, wherein the driving wheel and the driven wheel are located on the outer portion of the front side wall of the shell, the driving wheel is fixed on the motor shaft of the driving motor, one end of the tensioning device is fixed on the outer end face of the shell, the support is fixed at the other end of the tensioning device, the driven wheel is connected to the support in a rotating mode, the abrasive belt is tensioned and sleeved on the driving wheel and the driven wheel, and the driven wheel is located on the left side of the shell.

2. An electrically powered abrasive band steel rail web weld grinding apparatus as claimed in claim 1, wherein the tensioning means comprises: the device comprises a base, a connecting rod and a tension rod; wherein: the side wall of the base is fixed on a bearing on the outer end face of the driving motor, one end of the connecting rod is connected to the base, a groove penetrating through the side wall of the connecting rod is formed in the end face of the other end of the connecting rod, one end of the tension rod is inserted into the groove, and a spring is arranged between the end of the tension rod and the groove; a clamping pin is arranged on the side wall of the tension rod, the clamping pin extends to the outside from the groove, and a limiting nut for limiting the clamping pin to move out of the end part of the groove is arranged on the connecting rod; the driven wheel is connected to the other end of the tension rod.

3. The apparatus of claim 2, wherein the driven wheel has a wheel shaft rotatably connected to a limiting wheel, and the diameter of the limiting wheel is not less than the diameter of the driven wheel.

4. An electrically powered abrasive belt steel rail web weld grinding apparatus as claimed in claim 2 further comprising an abrasive belt cover secured to said bearing and housing said drive wheel, base, linkage, tension rod therein.

5. The apparatus of claim 1, wherein the rail clamping mechanism comprises: the device comprises a cross rod, calipers, an adjusting screw rod, a positioning hole, a handle and a rail web clamping seat; wherein: the cross bar is vertically fixed on the outer wall of the left side of the shell, the calipers are of arc structures, the middle parts of the calipers are movably connected to the cross bar, and the lower ends of the calipers face the outer wall of the left side of the shell; one end of the adjusting screw rod penetrates through the upper end of the caliper and then is aligned with the positioning hole, and the adjusting screw rod is in threaded connection with the caliper; the positioning hole is fixed on the upper part of the outer wall of the left side of the shell; the handle is connected to the other end of the adjusting screw rod; the rail web clamping seat is fixed on the outer wall of the left side of the machine shell below the cross rod; the two rail web clamping seats are symmetrically distributed on two sides of the adjusting screw rod.

6. The apparatus of claim 1, further comprising a motor traversing mechanism comprising: the device comprises a flange, a screw rod, a transverse moving connecting rod and a hand wheel; wherein: the flange is fixed on the rear side wall of the shell; one end of the screw penetrates through the flange and the rear side wall and the front side wall of the shell and is fixedly connected with the upper end of a transverse moving connecting rod which is vertically arranged, the lower end of the transverse moving connecting rod is connected with a driving motor, the hand wheel is connected to the other end of the screw, and the screw is in threaded connection with the flange.

7. The electrically powered, abrasive belt steel rail web weld grinding apparatus of claim 2, further comprising a handle bar and a rotating handle, wherein: the handle rod is vertically arranged in a gap between the abrasive belt and the front side wall of the shell, the lower end of the handle rod is rotatably connected with the tensioning rod, and the handle rod can rotate clockwise or anticlockwise along the front side wall of the shell; the rotary handle is horizontally and rotatably connected to the upper end of the handle rod.

8. Electric abrasive belt steel rail web weld grinding device according to any one of claims 1 to 7, characterized in that a direction-adjustable lighting device is arranged on the front side wall of the casing.

9. A motorized abrasive belt steel rail web weld grinding device according to any one of claims 1 to 7, characterized in that a knob button switch, a power display screen and a power switch are arranged on the outer wall of the casing, and the knob button switch and the power display screen are both connected with a control device.

10. A motorized sanding belt rail web weld grinding apparatus as defined in any one of claims 1 to 7, further comprising a handle attached to an outer surface of the top wall of the housing.

Images