CN206169827U - Rechargeable rail corrugation abrasive belt grinding machine - Google Patents

Abstract

The utility model provides a charging type rail wave grinding belt grinding machine. Mainly include: frame, abrasive belt grinding unit, power drive device, guide wheel, digital display device, deflection mechanism, traverse mechanism, pressure applying mechanism; abrasive belt grinding unit includes abrasive belt, driving wheel, row contact wheel, tensioner The tension wheel and the installation base plate; the abrasive belt is wound around the outer circle of the driving wheel, the tension wheel, and the row contact wheel in turn; the row contact wheel consists of three profiling contact wheels placed in parallel along the direction of the rail; the power drive device includes a battery, an inverter Inverter, three-phase asynchronous motor, V-belt pulley, V-belt; the V-belt is wound on two V-belt pulleys. The utility model uses the abrasive belt as a grinding tool, which can improve the grinding efficiency, and can avoid the rigid contact between the grinding wheel and the rail and the influence of vibration on the grinding quality; meanwhile, the grinding machine has a compact structure and is easy to operate.

Description

Rechargeable rail wave sanding belt grinder

technical field

The utility model relates to the technical field of railway maintenance machinery, in particular to a charging type rail wave grinding belt grinder.

Background technique

The harsh service environment of railway rails is prone to various damages, among which corrugation is the most common and difficult to eliminate. Existing corrugation grinding machines all use grinding wheels as grinding tools, which have the following disadvantages: the grinding wheel and the rail are in rigid contact, and the vibration of the grinding operation can easily cause damage to the rail; the contact area between the grinding wheel and the rail is small, and the grinding efficiency is low; the power source uses an internal combustion engine, resulting in Environmental pollution; in order to eliminate wave grinding, a large number of rollers are arranged at both ends of the grinding machine, resulting in an excessively long longitudinal dimension along the rail.

Utility model content

The embodiment of the utility model provides a rechargeable rail corrugated sanding belt grinder, so as to effectively polish the rail corrugated by using the abrasive belt.

In order to achieve the above object, the utility model adopts the following technical solutions.

A rechargeable rail wave abrasive belt grinder, comprising:

Frame, abrasive belt grinding unit, power drive device, guide wheel and pressure applying mechanism; the guide wheel is installed at both ends of the frame, and the abrasive belt grinding unit and the power drive device are installed on the On the pressure mechanism, the power drive device includes a battery, the guide wheel walks on the rail, and the abrasive belt provided in the abrasive belt grinding head device is used as a grinding tool to grind the rail corrugation.

Further, the rechargeable rail wave sanding belt grinder also includes a deflection mechanism and a traverse mechanism.

Further, the deflection mechanism is installed on the frame, including a hand wheel, a worm, a worm wheel, and a deflection frame; cylindrical bosses are arranged at both ends of the deflection frame, and the cylindrical bosses are connected to the frame One end of the cylindrical boss is fixedly connected to the worm wheel, the worm wheel cooperates with the worm, the hand wheel is fixedly connected above the worm, and the worm is installed on the frame.

Further, the traversing mechanism is installed on the deflection frame, the traversing mechanism includes a traversing frame, a lead screw and a hand wheel, and a square boss with an internal thread is arranged on the traversing frame, and the The square boss is connected with the chute moving pair on the deflection frame, the square boss is connected with the thread pair of the lead screw, the end of the lead screw is fixedly connected with the handwheel, and the lead screw is connected with the The mounting holes on the deflection frame are concentric.

Further, the pressing mechanism is installed on the traversing frame, the pressing mechanism includes a pressing plate, a lead screw, and a hand wheel, and the pressing plate is provided with four through-hole bosses and a belt There are bosses with internal threads, the four through-hole bosses are connected with the moving pairs of the four cylindrical guide posts of the traversing frame, and the bosses with internal threads are connected with the thread pairs of the lead screw Connection, the end of the lead screw is fixedly connected with the hand wheel, and the lead screw is installed on the traversing frame.

Further, the abrasive belt grinding unit is installed on the pressure plate, and the abrasive belt grinding unit includes an abrasive belt, a driving wheel, a row of contact wheels, and a tensioning device, and the abrasive belt sequentially winds around the driving wheel, the connecting wheel, and A row of contact wheels; the tensioning device is a cam structure, and the row of contact wheels includes three profiling contact wheels, and the three profiling contact wheels are placed in parallel along the direction of the rail.

Further, the power drive device includes a battery, an inverter, a three-phase asynchronous motor, a V-belt, and a V-belt; the V-belt is wound on two V-belts, one V-belt and the sand The driving wheel with the grinding unit is connected, and the other V-belt wheel is connected with the three-phase asynchronous motor, and the three-phase asynchronous motor is driven by the battery and the alternating current output by the inverter.

Further, the deflection mechanism drives the abrasive belt grinding unit to deflect 30° left and right relative to the rail.

Further, the rechargeable rail wave grinding belt grinder also includes a digital display device, which is installed on the upper end of the frame to display the grinding feed rate and grinding angle.

It can be seen from the technical solutions provided by the above-mentioned embodiments of the utility model that the rechargeable rail wave grinding belt grinder in the embodiment of the utility model uses the abrasive belt as the grinding tool and the battery as the power source, and the operation process will not cause environmental damage. Pollution; the rubber layer of the contact wheel and the abrasive belt enable flexible contact during grinding operations, reducing the impact of rigid contact and vibration on the grinding quality; The contact area between the abrasive belt and the rail surface is large, and the grinding operation requirements of the entire profile of the rail can be achieved with less envelope times. Compared with the grinding wheel grinding, the grinding operation efficiency is improved; in addition, the utility model can be used under external conditions. , and can also get power directly from the grinding job site.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and will become apparent from the description, or may be learned by practice of the invention.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention , for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

Fig. 1 is a schematic structural view of a rechargeable rail wave grinding belt grinder provided by an embodiment of the present invention;

Fig. 2 is a front view of a charging type rail wave grinding belt grinder provided by the embodiment of the utility model

Fig. 3a and Fig. 3b are structural schematic diagrams of the belt grinding unit in a charging type rail wave grinding belt grinding machine provided by the embodiment of the present invention;

Fig. 4a and Fig. 4b are schematic diagrams of different angles of grinding of a charging type rail wave grinding belt grinder provided by the embodiment of the utility model.

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are only used to explain the present invention, and cannot be construed as limiting the present invention.

Those skilled in the art will understand that unless otherwise stated, the singular forms "a", "an", "said" and "the" used herein may also include plural forms. It should be further understood that the word "comprising" used in the description of the present utility model refers to the presence of the stated features, integers, steps, operations, elements and/or components, but does not exclude the presence or addition of one or more other features , integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Additionally, "connected" or "coupled" as used herein may include wirelessly connected or coupled. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Those skilled in the art can understand that, unless otherwise defined, all terms (including technical terms and scientific terms) used herein have the same meanings as commonly understood by those of ordinary skill in the art to which the present invention belongs. It should also be understood that terms such as those defined in commonly used dictionaries should be understood to have a meaning consistent with the meaning in the context of the prior art, and will not be interpreted in an idealized or overly formal sense unless defined as herein Explanation.

In order to facilitate the understanding of the embodiments of the present invention, several specific embodiments will be taken as examples for further explanation below in conjunction with the accompanying drawings, and each embodiment does not constitute a limitation to the embodiments of the present invention.

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

The embodiment of the utility model provides a rail corrugated grinding belt grinder, which overcomes the problems of the existing rail corrugated grinder such as low grinding efficiency, low grinding quality, no energy saving and environmental protection, and excessive size of the grinder, and satisfies the existing The grinding requirements of rail surface wave grinding.

The rechargeable rail wave abrasive belt grinder of the embodiment of the utility model includes a frame, an abrasive belt grinder unit, a power drive device, a guide wheel, a digital display device, a deflection mechanism, a lateral movement mechanism, and a pressure applying mechanism; the guide wheel is installed At both ends of the frame; the digital display device is installed on the upper end of the frame; the abrasive belt grinding unit and the power driving device are installed on the pressure applying mechanism. The power driving device includes a storage battery, the guide wheel walks on the rail, and the abrasive belt provided in the abrasive belt grinding head device is used as a grinding tool to grind the corrugated rail.

The deflection mechanism is installed on the frame; the deflection mechanism includes a hand wheel, a worm, a worm wheel, and a deflection frame; two ends of the deflection frame are provided with cylindrical bosses, and the cylindrical bosses are connected with the rotating pair of the frame Connection, one end is fixedly connected to the worm gear, the worm gear is matched with the worm, the hand wheel is fixedly connected to the top of the worm, and the worm is installed on the frame.

The traversing mechanism is installed on the deflection frame, and the traversing mechanism includes a traversing frame, a lead screw and a hand wheel, and a square boss with an internal thread is arranged on the traversing frame; The square boss is connected with the chute moving pair on the deflection frame, the square boss is connected with the threaded pair of the lead screw, the end of the lead screw is fixedly connected with the hand wheel, and the lead screw is coaxial with the installation hole on the deflection frame.

The pressing mechanism is installed on the traversing frame; the pressing mechanism includes a pressing plate, a lead screw, and a hand wheel; the pressing plate is provided with four through-hole bosses and a boss with an internal thread tower. The four through-hole bosses on the pressure applying plate are connected with the four cylindrical guide pillars of the traversing frame, the bosses with internal threads are connected with the threaded pair of the lead screw, and the end of the lead screw is fixed with the hand wheel Connection, the lead screw is installed on the traverse frame.

The abrasive belt grinding unit is installed on the pressure plate; the abrasive belt grinding unit includes an abrasive belt, a driving wheel, a row of contact wheels, and a tensioning device; the abrasive belt is wound around the driving wheel and the row of contact wheels in turn; The tensioning device is a cam structure; the row of contact wheels consists of three profiling contact wheels placed in parallel along the direction of the rail.

The power drive device includes a battery, an inverter, a three-phase asynchronous motor, a V-belt, and a V-belt; the V-belt is wound on two V-belts, and one V-belt is connected to the drive wheel of the grinding unit. The other V-belt pulley is connected with the three-phase asynchronous motor, and the three-phase asynchronous motor is driven by the alternating current outputted by the storage battery and the inverter.

The deflection mechanism can drive the abrasive belt grinding unit to deflect left and right by 30° relative to the rail, and the digital display device is installed on the upper end of the frame to display the grinding feed rate and grinding angle.

Fig. 1 is a structural schematic diagram of a rechargeable rail wave sanding belt grinder provided by an embodiment of the utility model, and Fig. 2 is a front view of a rechargeable rail wave sanding belt grinder, including a frame, an abrasive belt sanding unit, a power drive device, Guide wheel, digital display device, deflection mechanism, traversing mechanism, and pressure applying mechanism; the guide wheel is installed at both ends of the frame; the digital display device is installed at the upper end of the frame; the abrasive belt grinding unit and the power drive device Installed on the pressure mechanism.

The frame includes a guide wheel 1, a guide wheel end frame 2 and a handrail 3, the handrail 3 is fixed on the guide wheel end frame 2, the guide wheel 1 is connected with the rotating pair of the guide wheel end frame 2, and the digital display device is installed on the handrail 3; the deflection frame 4 is connected with the rotating pair of the guide wheel end frame 2, the deflection frame 4 can rotate, and one end of the deflection frame 4 is fixedly connected to the worm wheel on the cylindrical boss, and the worm wheel cooperates with the worm 12, and rotates with the worm 12 The fixedly connected handwheel 13 can drive the worm wheel to rotate, so that the deflection frame 4 can rotate within ±30°.

The deflection frame 4 cooperates with the moving pair of the traversing frame 5, the boss on the traversing frame 5 cooperates with the screw pair of the lead screw 7, and the handwheel 8 fixedly connected with the lead screw 7 can be rotated to make the traversing frame 5 Move on the deflection frame 4, adjust the abrasive belt grinding unit to move left and right in the direction perpendicular to the rail; Auxiliary cooperation, adjusting the hand wheel 10 fixedly connected with the leading screw 9 can drive the pressure plate 6 to move up and down along the traverse frame 5, and adjust the grinding feed rate.

Fig. 4a and Fig. 4b are schematic diagrams of different angles of grinding of a charging type rail wave grinding belt grinder provided by the embodiment of the utility model. The pressure plate 6 is equipped with a storage battery 11, a grinding unit 14, and a three-phase asynchronous motor 17. The storage battery 11 converts the DC power into a three-way AC power through an inverter, and then drives the motor 17 to rotate. The output point of the motor is connected to the clutch, and the motor rotates smoothly. The rear closed clutch drives the V-belt wheel 15 to rotate, drives the driving wheel of the grinding unit through the V-belt 16, thereby drives the abrasive belt 18 to rotate, and polishes under the effect of the row contact wheel 19, and the contact wheel 20 adopts a profiling wheel. The radius of curvature is greater than the maximum radius of curvature of the rail.

Fig. 3 a, Fig. 3 b are the schematic structural diagrams of the abrasive belt grinding unit provided by the embodiment of the present invention, the abrasive belt grinding unit mainly includes a driving wheel 21, a base plate 22, a tensioning device 23, a row of contact wheels 19, and an abrasive belt 16. The tensioning device 23 is a cam mechanism, and turning the cam can make the contact wheel 19 move up and down along the hole of the base plate 22, which is convenient for replacing the abrasive belt 16. The contact wheel 19 is mainly composed of a profiling contact wheel 20 and a contact wheel frame 24. , The outside of the profiling contact wheel is a layer of concave rubber layer.

In summary, the rechargeable rail wave grinding belt grinder of the embodiment of the present invention adopts the abrasive belt as the grinding tool and the battery as the power source, and the operation process will not cause environmental pollution; the rubber layer of the contact wheel and the abrasive belt make the grinding The flexible contact during operation reduces the influence of rigid contact and vibration on the grinding quality; the profiling contact wheel is a concave contact wheel with a curvature radius greater than the maximum curvature radius of the rail, which makes the contact area between the abrasive belt and the rail surface larger during grinding, and is relatively easy to use. The grinding operation requirements of the entire profile of the rail can be realized with a small number of envelopes. Compared with the grinding wheel grinding, the grinding operation efficiency is improved; the method of using a row of contact wheels instead of a large number of rollers at both ends shortens the grinding time of the grinding machine along the rail. Longitudinal dimension; In addition, the utility model can also directly obtain power from the grinding operation site when the external conditions permit.

Those of ordinary skill in the art can understand that: the accompanying drawing is only a schematic diagram of an embodiment, and the modules or processes in the accompanying drawing are not necessarily necessary for implementing the utility model.

Those of ordinary skill in the art can understand that: the components in the device in the embodiment can be distributed in the device in the embodiment according to the description in the embodiment, and can also be changed and located in one or more devices different from the embodiment. The components in the above embodiments can be combined into one component, and can also be further divided into multiple subcomponents.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of All changes or replacements should fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (9)

1. A rechargeable rail wave abrasive belt grinding machine, characterized in that it comprises: a frame, an abrasive belt grinding unit, a power drive device, guide wheels and a pressure mechanism; the guide wheels are installed on both sides of the frame. end, the abrasive belt grinding unit and the power driving device are installed on the pressure applying mechanism, the power driving device includes a battery, the guide wheels walk on the rails, and the abrasive belt grinding unit is set The belt is used as a grinding tool to grind the rail corrugation. 2. The rechargeable rail wave sanding belt grinder according to claim 1, characterized in that, the rechargeable rail wave sanding belt grinder further comprises a deflection mechanism and a traverse mechanism. 3. The rechargeable rail wave sanding belt grinder according to claim 2, characterized in that, the deflection mechanism is installed on the frame, including a hand wheel, a worm, a worm wheel, and a deflection frame; the two deflection frames The end is provided with a cylindrical boss, the cylindrical boss is connected with the rotating pair of the frame, one end of the cylindrical boss is fixedly connected to the worm wheel, the worm wheel is matched with the worm, and the worm The top is fixedly connected with the handwheel, and the worm is installed on the frame. 4. The rechargeable rail wave sanding belt grinder according to claim 3, wherein the traverse mechanism is installed on the deflection frame, and the traverse mechanism includes a traverse frame, a lead screw and a handwheel , the traversing frame is provided with a square boss with internal threads, the square boss is connected with the chute moving pair on the deflection frame, the square boss is connected with the screw thread pair of the lead screw, the The end of the lead screw is fixedly connected to the hand wheel, and the lead screw is coaxial with the installation hole on the deflection frame. 5. The rechargeable rail wave grinding belt grinder according to claim 4, characterized in that, the pressure applying mechanism is installed on the traverse frame, and the pressure applying mechanism includes a pressure applying plate, a lead screw, a hand Four through-hole bosses and a boss with internal threads are arranged on the pressure applying plate, and the four through-hole bosses and the four cylindrical guide columns of the traverse frame are movable pairs connection, the boss with internal thread is connected with the thread pair of the lead screw, the end of the lead screw is fixedly connected with the hand wheel, and the lead screw is installed on the traversing frame. 6. The rechargeable rail wave grinding abrasive belt grinding machine according to claim 1, wherein the abrasive belt grinding unit is installed on the pressure plate, and the abrasive belt grinding unit includes an abrasive belt, a driving wheel, a row Contact wheel and tensioning device, the abrasive belt is wound around the driving wheel and row contact wheels in turn; the tension device is a cam structure, and the row contact wheels include three profiling contact wheels, the three The profiling contact wheels are placed in parallel along the rail direction in turn. 7. The rechargeable rail wave sanding belt grinder according to claim 1, wherein the power drive device includes a battery, an inverter, a three-phase asynchronous motor, a V pulley, and a V-belt; the V The type belt is wound on two V-belt pulleys, one V-belt pulley is connected with the driving wheel of the abrasive belt grinding unit, and the other V-belt pulley is connected with the three-phase asynchronous motor, and the three-phase asynchronous motor is powered by a battery and AC drive from the inverter output. 8 . The rechargeable rail wave grinding belt grinder according to claim 3 , wherein the deflection mechanism drives the belt grinding unit to deflect 30° left and right relative to the rail. 9. The rechargeable rail wave sanding belt grinder according to claim 1, characterized in that, the rechargeable rail wave sanding belt grinder also includes a digital display device, and the digital display device is installed on the upper end of the frame , to display the grinding feed rate and grinding angle.