Rail tie grinding device and rail tie grinder

Abstract

The present specification discloses a rail welding rib polishing device and a rail welding rib polishing machine, and relates to the technical field of welding rib polishing. The rail welding rib polishing device comprises a fixing support, a laser sensor and a polishing structure. The laser sensor is used for collecting welding rib profile data. The surface of the fixing support is provided with a limiting groove. The polishing structure comprises a driving wheel, a driven wheel, a polishing sand belt, a fixing part and a quick release assembly. The quick release assembly comprises an elastic part, a fixing part and a quick release structure. The quick release structure comprises a target wheel and a target support. The fixing part, the fixing part and the driving wheel are connected with the fixing support. The fixing part and the target support are connected through the elastic part. The target support is connected with the target wheel, and the target support in the limiting groove can drive the target wheel to move along the limiting groove. The polishing sand belt is sleeved outside the driving wheel, the target wheel and at least one driven wheel. It can be seen that the position of the target wheel can be adjusted, the polishing sand belt can be quickly disassembled, and the installation and disassembly efficiency is improved.

Description

Technical Field

[0001] This specification relates to the field of rail weld bead grinding technology, and in particular to a rail weld bead grinding device and a rail weld bead grinding machine. Background Technology

[0002] In the field of railway construction and maintenance, the grinding process of weld beads after rail welding is of paramount importance.

[0003] In existing technologies, mechanical tools such as grinding belts and grinding wheels are usually used to grind the weld beads. However, when using mechanical tools with grinding belts, changing the belt takes a long time, which seriously affects the grinding efficiency. Utility Model Content

[0004] This specification provides a rail weld bead grinding device and a rail weld bead grinding machine to at least partially solve the aforementioned problems existing in the prior art.

[0005] The following technical solution is adopted in this specification: This specification provides a rail weld bead grinding device, including a fixed bracket, a laser sensor, and a grinding structure; The laser sensor is connected to the fixed bracket and is used to collect weld bead profile data; The surface of the fixed bracket is provided with a limit groove; The grinding structure includes a drive wheel, a driven wheel, a grinding belt, a fixing member, and a quick-release assembly; the quick-release assembly includes an elastic member, a fixing part, and a quick-release structure; the quick-release structure includes a target wheel and a target bracket; the fixing part, the fixing member, and the drive wheel are all connected to the fixing bracket; the fixing part and the target bracket are connected through the elastic member; the target bracket is connected to the target wheel, and a portion of the target bracket is located within the limiting groove, allowing the target bracket to drive the target wheel to move along the limiting groove; the fixing member is connected to the driven wheel; the grinding belt is sleeved on the outside of the drive wheel, the target wheel, and at least one driven wheel.

[0006] Preferably, the extension and compression directions of the elastic element are the same as the direction in which the target bracket moves along the limiting groove; When the elastic element is in a compressed state, it can push the target bracket to drive the target wheel to move along the limiting groove toward the first end of the limiting groove; The abrasive belt fitted on the outside of the target wheel can prevent the target wheel from moving along the limiting groove toward the first end of the limiting groove.

[0007] Preferably, the distance between the target wheel and the first end of the limiting groove is smaller than that between the target bracket and the target wheel.

[0008] Preferably, the elastic element includes a movable rod and a compression spring; The fixed part has a movable hole, the end dimension of the movable rod is larger than the size of the movable hole, and the dimension of the rest of the movable rod is smaller than the size of the movable hole; The fixing part is connected to the fixing bracket through the movable rod, and the compression spring is sleeved on the outside of the movable rod; the two ends of the movable rod are respectively located on both sides of the movable hole.

[0009] Preferably, the length of the movable rod is adapted to the fixed part and the limiting groove, so that when the compression spring pushes the target bracket until a portion of the target bracket abuts against the first end of the limiting groove, the end of the movable rod does not abut against the fixed part.

[0010] Preferably, at least one driven wheel is a grinding wheel; The grinding wheel is used to grind the weld beads of the rails.

[0011] Preferably, both the target wheel and the driven wheel are provided with wheel flanges; When a portion of the target bracket abuts against the second end of the limiting groove, the abrasive belt loosens, and the loosened abrasive belt can pass over the rim.

[0012] Preferably, the height of the wheel rim is greater than the thickness of the abrasive belt.

[0013] Preferably, the quick-release structure includes a connector; The limiting groove extends through the fixed bracket, the quick-release structure is disposed on the first side of the fixed bracket, and the connector is disposed on the second side of the fixed bracket; The connector can be detachably connected to the target wheel and / or the target bracket, and the connector is used to fix the target wheel and / or the target bracket.

[0014] Preferably, there are two laser sensors, namely a first laser sensor and a second laser sensor; The rail weld bead grinding device includes a rotating structure; the rotating structure is connected to the first laser sensor and the second laser sensor, and the rotating structure is used to adjust the irradiation direction of the laser. The first laser sensor is disposed on the upper part of the fixed bracket and is used to collect the profile information of the rail head; The second laser sensor is located in the middle of the fixed bracket and is used to collect the profile information of the rail web and rail bottom.

[0015] Preferably, the rail weld bead grinding device includes a mechanical sensor and a movable shaft; The grinding structure and the fixed bracket are connected via the movable shaft and the mechanical sensor, and the mechanical sensor is spaced at a preset distance from the movable shaft; The mechanical sensor and the movable shaft are used to collect tensile force data and pressure data, respectively.

[0016] Preferably, the target support includes a first part and a second part; The first part can be connected to the target wheel; The second part can be connected to the fixing part; The first part and / or part of the second part are located within the limiting groove.

[0017] On the other hand, this specification provides a rail weld bead grinding machine, which includes the rail weld bead grinding device provided in the above-mentioned aspect.

[0018] The above-mentioned technical solutions adopted in this specification can achieve the following beneficial effects: According to the above, the rail weld bead grinding device includes a fixed bracket, a laser sensor, and a grinding structure. The laser sensor is connected to the fixed bracket and is used to collect weld bead profile data. The surface of the fixed bracket is provided with a limiting groove. The grinding structure includes a driving wheel, a driven wheel, a grinding belt, a fixing element, and a quick-release assembly. The quick-release assembly includes an elastic element, a fixing part, and a quick-release structure, and the quick-release structure includes a target wheel and a target bracket. The fixing part, the fixing element, and the driving wheel are all connected to the fixed bracket. The fixing part and the target bracket are connected via the elastic element. The target bracket is connected to the target wheel, and a portion of the target bracket's structure is located within the limiting groove, allowing the target bracket to drive the target wheel to move along the limiting groove. The fixing element is connected to the driven wheel. The grinding belt is sleeved on the outside of the driving wheel, the target wheel, and at least one driven wheel.

[0019] As can be seen, the target bracket connected to the fixed part through the elastic element can move along the limiting groove, thereby adjusting the position of the target wheel, so that the grinding belt sleeved on the outside of the target wheel and the drive wheel can be quickly removed, improving the installation and disassembly efficiency. Attached Figure Description

[0020] The accompanying drawings, which are included to provide a further understanding of this specification and form part of this specification, illustrate exemplary embodiments and are used to explain this specification, but do not constitute an undue limitation thereof. In the drawings: Figure 1 A schematic diagram of a rail weld bead grinding device provided as an embodiment of this specification; Figure 2A partial structural schematic diagram of a rail weld bead grinding device provided for one embodiment of this specification; Figure 3 A partial structural schematic diagram of a rail weld bead grinding device provided for one embodiment of this specification; Figure 4 A partial structural schematic diagram of a rail weld bead grinding device provided for one embodiment of this specification; Figure 5 A partial structural schematic diagram of a rail weld bead grinding device provided for one embodiment of this specification; Figure 6 This is a partial structural schematic diagram of a rail weld bead grinding device provided for one embodiment of this specification.

[0021] Explanation of reference numerals in the attached figures: Fixed bracket 1; laser sensor 2; grinding structure 3; driving wheel 31; driven wheel 32; grinding sanding belt 33; fixing part 34; quick release assembly 35; elastic part 36, fixing part 37 and quick release structure 38; target wheel 381; target bracket 382; connecting part 39. Detailed Implementation

[0022] To make the objectives, technical solutions, and advantages of this specification clearer, the technical solutions of this specification will be clearly and completely described below in conjunction with specific embodiments and corresponding drawings. Obviously, the described embodiments are only a part of the embodiments of this specification, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments in this specification without creative effort are within the scope of protection of this application.

[0023] In the description of this invention, it should be noted that the term "or" is generally used to include the meaning of "and / or" unless otherwise expressly stated in the content.

[0024] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. Furthermore, in the description of this application, the terms "first," "second," etc., are used only for distinguishing descriptions and should not be construed as indicating or implying relative importance.

[0025] Obviously, the described embodiments are only some, not all, of the embodiments of the present invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0026] The technical solutions provided in the various embodiments of this specification are described in detail below with reference to the accompanying drawings.

[0027] Figure 1 A schematic diagram of the rail weld bead grinding device provided in one embodiment of this specification is shown below. Figure 1 As shown, the rail weld bead grinding device includes a fixed bracket 1, a laser sensor 2, and a grinding structure 3.

[0028] Preferably, the laser sensor 2 is connected to the fixed bracket 1 and is used to collect weld bead profile data.

[0029] Preferably, the surface of the fixed bracket 1 is provided with a limiting groove.

[0030] Preferably, the grinding structure 3 includes a drive wheel 31, a driven wheel 32, a grinding belt 33, a fixing member 34, and a quick-release assembly 35. The quick-release assembly 35 includes an elastic member 36, a fixing part 37, and a quick-release structure 38, which includes a target wheel 381 and a target bracket 382.

[0031] Figure 2 A partial structural schematic diagram of a rail weld bead grinding device provided in one embodiment of this specification is shown below. Figure 2 As shown, the grinding structure 3 includes a drive wheel 31, a driven wheel 32, a grinding belt 33, a fixing member 34, and a quick-release assembly 35.

[0032] Figure 3 A partial structural schematic diagram of a rail weld bead grinding device provided in one embodiment of this specification is shown below. Figure 3 As shown, the quick-release assembly 35 includes an elastic element 36, a fixing part 37, and a quick-release structure 38.

[0033] Figure 4 A partial structural schematic diagram of a rail weld bead grinding device provided in one embodiment of this specification is shown below. Figure 4 As shown, the quick-release structure 38 includes a target wheel 381 and a target bracket 382.

[0034] Preferably, the fixing part 37, the fixing member 34, and the drive wheel 31 are all connected to the fixing bracket 1.

[0035] Preferably, the fixing part 37 is connected to the target bracket 382 via the elastic member 36.

[0036] Preferably, the target bracket 382 is connected to the target wheel 381, and a portion of the structure of the target bracket 382 is located within the limiting groove.

[0037] Preferably, the target bracket 382 includes a first part and a second part. The first part can be connected to the target wheel 381, and the second part can be connected to the fixing part 37. Partial structures of the first part and / or the second part are located within the limiting groove.

[0038] Preferably, the target bracket 382 can drive the target wheel 381 to move along the limiting groove.

[0039] Figure 5 A partial structural schematic diagram of a rail weld bead grinding device provided in one embodiment of this specification is shown below. Figure 5 As shown, part of the structure of the target bracket 382 is located within the limiting groove.

[0040] Preferably, the fixing member 34 is connected to the driven wheel 32.

[0041] Preferably, the abrasive belt 33 is fitted on the outside of the drive wheel 31, the target wheel 381 and at least one driven wheel 32.

[0042] According to the above, the rail weld bead grinding device includes a fixed bracket 1, a laser sensor 2, and a grinding structure 3. The laser sensor 2 is connected to the fixed bracket 1 and is used to collect weld bead profile data. The surface of the fixed bracket 1 is provided with a limiting groove. The grinding structure 3 includes a driving wheel 31, a driven wheel 32, a grinding belt 33, a fixing member 34, and a quick-release assembly 35. The quick-release assembly 35 includes an elastic member 36, a fixing part 37, and a quick-release structure 38, which includes a target wheel 381 and a target support 382. The fixing part 37, the fixing member 34, and the driving wheel 31 are all connected to the fixed bracket 1. The fixing part 37 is connected to the target support 382 via the elastic member 36. The target support 382 is connected to the target wheel 381, and a portion of the target support 382 is located within the limiting groove, allowing the target support 382 to drive the target wheel 381 to move along the limiting groove. The fixing member 34 is connected to the driven wheel 32. The abrasive belt 33 is fitted on the outside of the drive wheel 31, the target wheel 381, and at least one driven wheel 32.

[0043] As can be seen, the target bracket 382, ​​which is connected to the fixed part 37 via the elastic member 36, can move along the limiting groove, thereby adjusting the position of the target wheel 381, so that the grinding belt 33 sleeved on the outside of the target wheel 381 and the drive wheel 31 can be quickly disassembled, improving the installation and disassembly efficiency.

[0044] Preferably, the extension and compression directions of the elastic member 36 are the same as the direction in which the target bracket 382 moves along the limiting groove.

[0045] Preferably, the elastic element 36 is in a compressed state, capable of pushing the target bracket 382 to move the target wheel 381 along the limiting groove toward the first end of the limiting groove. Furthermore, the abrasive belt 33 sleeved on the outside of the target wheel 381 can prevent the target wheel 381 from moving along the limiting groove toward the first end of the limiting groove. In other words, the force of the elastic element 36 and the force of the abrasive belt 33 are mutually adaptive. The elastic element 36 of the quick-release structure 38 can also adaptively adjust when the abrasive belt 33 is loose / overly tight, achieving a tensioning function.

[0046] Preferably, the distance between the target wheel 381 and the first end of the limiting groove is smaller than that between the target bracket 382 and the target wheel 381. For example... Figure 1 As shown.

[0047] Preferably, the elastic element 36 includes a movable rod and a compression spring.

[0048] Preferably, the fixing part 37 has a movable hole, the end dimension of the movable rod is larger than the size of the movable hole, and the dimension of the remaining part of the movable rod is smaller than the size of the movable hole. That is, the two ends of the movable rod are respectively located on both sides of the movable hole, and the movable rod can move along the movable hole.

[0049] In a further preferred embodiment, the fixing part 37 is connected to the fixing bracket 1 via the movable rod, and the compression spring is sleeved on the outside of the movable rod. The two ends of the movable rod are respectively located on both sides of the movable hole.

[0050] More preferably, the length of the movable rod is adapted to the fixed part 37 and the limiting groove, so that when the compression spring pushes the target bracket 382 until a part of the target bracket 382 abuts against the first end of the limiting groove, the end of the movable rod does not abut against the fixed part 37.

[0051] Preferably, at least one driven wheel 32 is a grinding wheel, and the grinding wheel is used to grind the rail weld bars.

[0052] Preferably, both the target wheel 381 and the driven wheel 32 are provided with rims. When a portion of the structure of the target bracket 382 abuts against the second end of the limiting groove, the abrasive belt 33 loosens, and the loosened abrasive belt 33 can pass over the rim.

[0053] Preferably, the height of the wheel rim is greater than the thickness of the abrasive belt 33.

[0054] Preferably, the quick-release structure 38 includes a connector 39. The limiting groove extends through the fixed bracket 1, and the quick-release structure 38 is disposed on a first surface of the fixed bracket 1. The connector 39 is disposed on a second surface of the fixed bracket 1. Furthermore, the connector 39 is detachably connected to the target wheel 381 and / or the target bracket 382, ​​and the connector 39 is used to fix the target wheel 381 and / or the target bracket 382.

[0055] Figure 6 A partial structural schematic diagram of a rail weld bead grinding device provided in one embodiment of this specification is shown below. Figure 6 As shown, the connector 39 is disposed on the second side of the fixed bracket 1.

[0056] Preferably, there are two laser sensors 2, namely a first laser sensor 2 and a second laser sensor 2.

[0057] More preferably, the rail weld bead grinding device includes a rotating structure connected to the first laser sensor 2 and the second laser sensor 2, and the rotating structure is used to adjust the irradiation direction of the laser.

[0058] Preferably, the first laser sensor 2 is disposed on the upper part of the fixed bracket 1 and is used to collect the profile information of the rail head.

[0059] Preferably, the second laser sensor 2 is disposed in the middle of the fixed bracket 1 and is used to collect the profile information of the rail web and the rail bottom.

[0060] In a further preferred embodiment, the rail weld bead grinding device includes a mechanical sensor and a movable shaft.

[0061] More preferably, the grinding structure 3 is connected to the fixed bracket 1 via the movable shaft and the force sensor, and the force sensor is spaced at a preset distance from the movable shaft. The force sensor and the movable shaft are used to collect tensile force data and pressure data, respectively.

[0062] The above are one or more embodiments of the rail weld bead grinding device provided in this specification. Based on the same idea, this specification also provides a rail weld bead grinding machine.

[0063] Preferably, the rail weld bead grinding machine includes the rail weld bead grinding device provided in any of the above embodiments.

[0064] It should be noted that all actions involving the acquisition of signals, information, or data in this application are carried out in compliance with the relevant data protection laws and policies of the country where the application is located, and with the authorization granted by the owner of the relevant device.

[0065] It should also be noted that the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0066] The various embodiments in this specification are described in a progressive manner. Similar or identical parts between embodiments can be referred to interchangeably. Each embodiment focuses on describing the differences from other embodiments. In particular, the system embodiments are basically similar to the method embodiments, so the description is relatively simple; relevant parts can be referred to the descriptions in the method embodiments.

[0067] The above description is merely an embodiment of this specification and is not intended to limit this specification. Various modifications and variations can be made to this specification by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this specification should be included within the scope of the claims of this application.

Claims

1. A device for grinding rail weld bars, characterized in that, Includes a mounting bracket, laser sensor, and grinding structure; The laser sensor is connected to the fixed bracket and is used to collect weld bead profile data; The surface of the fixed bracket is provided with a limit groove; The grinding structure includes a drive wheel, a driven wheel, a grinding belt, a fixing element, and a quick-release assembly; the quick-release assembly includes an elastic element, a fixing part, and a quick-release structure; the quick-release structure includes a target wheel and a target bracket; the fixing part, the fixing element, and the drive wheel are all connected to the fixing bracket; The fixing part is connected to the target bracket through the elastic member; the target bracket is connected to the target wheel, and part of the structure of the target bracket is located in the limiting groove, and the target bracket can drive the target wheel to move along the limiting groove; the fixing member is connected to the driven wheel; the abrasive belt is sleeved on the outside of the driving wheel, the target wheel and at least one driven wheel.

2. The rail weld bead grinding device according to claim 1, characterized in that, The extension and compression directions of the elastic element are the same as the direction in which the target bracket moves along the limiting groove; When the elastic element is in a compressed state, it can push the target bracket to drive the target wheel to move along the limiting groove toward the first end of the limiting groove; The abrasive belt fitted on the outside of the target wheel can prevent the target wheel from moving along the limiting groove toward the first end of the limiting groove.

3. The rail weld bead grinding device according to claim 2, characterized in that, Compared to the target bracket, the distance between the target wheel and the first end of the limiting groove is smaller.

4. The rail weld bead grinding device according to claim 1, characterized in that, The elastic element includes a movable rod and a compression spring; The fixed part has a movable hole, the end dimension of the movable rod is larger than the size of the movable hole, and the dimension of the rest of the movable rod is smaller than the size of the movable hole; The fixing part is connected to the fixing bracket through the movable rod, and the compression spring is sleeved on the outside of the movable rod; the two ends of the movable rod are respectively located on both sides of the movable hole.

5. The rail weld bead grinding device according to claim 4, characterized in that, The length of the movable rod is adapted to the fixed part and the limiting groove, so that when the compression spring pushes the target bracket until a part of the target bracket abuts against the first end of the limiting groove, the end of the movable rod does not abut against the fixed part.

6. The rail weld bead grinding device according to any one of claims 1-5, characterized in that, There is at least one driven wheel that is a grinding wheel; The grinding wheel is used to grind the weld beads of the rails.

7. The rail weld bead grinding device according to any one of claims 1-5, characterized in that, Both the target wheel and the driven wheel are provided with wheel flanges; When a portion of the target bracket abuts against the second end of the limiting groove, the abrasive belt loosens, and the loosened abrasive belt can pass over the rim.

8. The rail weld bead grinding device according to claim 7, characterized in that, The height of the wheel rim is greater than the thickness of the abrasive belt.

9. The rail weld bead grinding device according to any one of claims 1-5, characterized in that, The quick-release structure includes a connector; The limiting groove extends through the fixed bracket, the quick-release structure is disposed on the first side of the fixed bracket, and the connector is disposed on the second side of the fixed bracket; The connector can be detachably connected to the target wheel and / or the target bracket, and the connector is used to fix the target wheel and / or the target bracket.

10. The rail weld bead grinding device according to any one of claims 1-5, characterized in that, The laser sensor is provided in two parts, namely a first laser sensor and a second laser sensor; The rail weld bead grinding device includes a rotating structure; the rotating structure is connected to the first laser sensor and the second laser sensor, and the rotating structure is used to adjust the irradiation direction of the laser. The first laser sensor is disposed on the upper part of the fixed bracket and is used to collect the profile information of the rail head; The second laser sensor is located in the middle of the fixed bracket and is used to collect the profile information of the rail web and rail bottom.

11. The rail weld bead grinding device according to any one of claims 1-5, characterized in that, The rail weld bead grinding device includes a mechanical sensor and a movable shaft; The grinding structure and the fixed bracket are connected via the movable shaft and the mechanical sensor, and the mechanical sensor is spaced at a preset distance from the movable shaft; The mechanical sensor and the movable shaft are used to collect tensile force data and pressure data, respectively.

12. The rail weld bead grinding device according to any one of claims 1-5, characterized in that, The target support includes a first part and a second part; The first part can be connected to the target wheel; The second part can be connected to the fixing part; The first part and / or part of the second part are located within the limiting groove.

13. A rail weld bead grinding machine, characterized in that, The rail weld bead grinding machine includes the rail weld bead grinding device as described in any one of claims 1-12.

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