CN220216940U - Rail cutting device - Google Patents

Abstract

The present utility model provides a rail cutting apparatus, comprising: a base plate capable of placing a rail, the rail being placed in a first direction; the cutting assembly comprises a saw bow and a supporting piece, the supporting piece is arranged on the bottom plate, the saw bow is movably arranged on the supporting piece, the saw bow can move relative to the bottom plate in a second direction and a vertical direction, the first direction and the second direction are both positioned on a horizontal plane and are mutually perpendicular, and the saw bow is used for cutting the track; the clamping assembly is arranged on the base plate and located at one side of the cutting assembly along the first direction, the clamping assembly comprises two clamping parts and a driving mechanism which are oppositely arranged on the base plate at intervals, the track is arranged between the two clamping parts, the driving part is respectively connected with the two clamping parts so as to adjust the interval between the two clamping parts, and the driving part is matched with the two clamping parts to clamp and fix the track. Through the technical scheme that this application provided, can solve among the prior art cutting device cutting effect not good and the problem that work efficiency is low.

Description

Rail cutting device

Technical Field

The utility model relates to the technical field of coal mining, in particular to a track cutting device.

Background

At present, in the coal mining process, a mine car is required to be used for conveying coal mines or materials, the mine car runs through a track, and when the track is required to be paved or daily maintained, the track is required to be cut on site temporarily. In the prior art, because flammable and explosive gases and substances such as gas, coal dust and the like exist underground coal mines, cutting devices which do not generate sparks such as hydraulic saws or water cutting saws are mainly adopted for cutting.

However, by adopting the mode, because the track cutting is greatly influenced by the processing environment, for example, when the track cutting is processed in the environment without power sources such as a power source, an air source and the like, the hydraulic saw or the water cutting saw is inconvenient to carry out the track cutting, and when the coal mine underground narrow space works, the large-size track cutting device such as the hydraulic saw or the water cutting saw is not easy to carry and transport. If only the saw bow is used for cutting the track, saw path deviation is easy to occur, the cutting effect is poor, and the working efficiency is low.

Disclosure of Invention

The utility model provides a track cutting device which aims to solve the problems of poor cutting effect and low working efficiency of the cutting device in the prior art.

The present utility model provides a rail cutting apparatus, comprising: the bottom plate can be used for placing the rail, and the rail is placed along the first direction; the cutting assembly comprises a saw bow and a supporting piece, the supporting piece is arranged on the bottom plate, the saw bow is movably arranged on the supporting piece, the saw bow can move relative to the bottom plate in a second direction and a vertical direction, the first direction and the second direction are both positioned on a horizontal plane, the first direction and the second direction are mutually perpendicular, and the saw bow is used for cutting a track; the clamping assembly is arranged on the bottom plate and located on one side of the cutting assembly along the first direction, the clamping assembly comprises two clamping portions and a driving piece, the two clamping portions are oppositely arranged on the bottom plate at intervals, the track is arranged between the two clamping portions, the driving piece is respectively connected with the two clamping portions to adjust the interval between the two clamping portions, and the driving piece is matched with the two clamping portions to clamp and fix the track.

Further, the clamping portion is provided with a connecting end and a free end which are oppositely arranged, the connecting end is fixedly connected with the bottom plate, the driving piece is respectively in driving connection with the free ends of the two clamping portions, so that the two free ends are mutually close to or far away from each other, the side wall of the clamping portion is provided with an abutting portion, the abutting portions of the two clamping portions are oppositely arranged, and the abutting portions are used for abutting against the side wall of the rail.

Further, the driving member includes: the first fixing seat is arranged at the free end of one of the clamping parts, and is provided with a threaded hole; the second fixing seat is arranged at the free end of the other clamping part; one end of the screw rod is rotatably arranged on the second fixing seat, the other end of the screw rod is arranged in the threaded hole in a penetrating way and is in threaded connection with the threaded hole, and the screw rod is matched with the first fixing seat and the second fixing seat to drive the two free ends to be close to or far away from each other; the handle is arranged at one end of the screw rod far away from the second fixing seat and used for driving the screw rod to rotate.

Further, the clamping portion includes: the two side plates are arranged on the bottom plate at intervals along the first direction, a bulge is arranged on one side, close to the track, of each side plate, and the bulge forms an abutting part; the connecting rod is connected with the two side plates respectively, and the connecting rod is located the top of two side plates, and the connecting rod forms the free end.

Further, the end face of the protrusion facing the track is provided with an anti-slip structure.

Further, the saw bow includes mount and saw blade, and the saw blade is fixed on the mount, and support piece includes: the lifting piece is arranged on the bottom plate and provided with a fixed end and a lifting end which are arranged oppositely, and the lifting end can lift relative to the bottom plate; the guide sleeve is arranged at the lifting end, extends along the second direction, and is partially penetrated by the fixing frame, the saw blade is positioned below the guide sleeve, and the guide sleeve can guide the saw bow.

Further, the lifter includes: the support rod is vertically arranged on the bottom plate; the sliding sleeve is sleeved on the supporting rod, the sliding sleeve can move in the vertical direction relative to the supporting rod, the sliding sleeve forms a lifting end, and the guide sleeve is fixed on the sliding sleeve.

Further, the lifter further includes: and the elastic piece is arranged between the sliding sleeve and the supporting rod and is used for providing elastic force for the sliding sleeve to move towards the bottom plate.

Further, the lifting pieces are oppositely arranged at two sides of the track, and two ends of the guide sleeve are respectively connected with the lifting pieces positioned at two sides of the track.

Further, one end of the fixing frame is provided with a holding part, and the saw blade is detachably arranged on the fixing frame.

According to the technical scheme of the utility model, the track cutting device comprises a cutting assembly and a clamping assembly. Wherein, cutting assembly includes saw bow and support piece, and support piece can provide support and direction for the saw bow to restriction cutting direction and saw way direction can make things convenient for operating the saw bow at the cutting in-process of operating personnel, makes the saw bow remove in second direction and vertical direction along relative bottom plate only, can prevent to appear saw way skew. Through setting up clamping assembly, can fix the track in one side of cutting assembly along first direction, through the interval between driving piece adjustment and the two clamping parts, guarantee clamping assembly to orbital fixed effect, avoid the track to take place the drunkenness along with the motion of saw bow in the cutting process as far as possible, improve saw bow to orbital cutting effect to promote work efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows a schematic structural diagram of a track cutting device provided by the utility model;

FIG. 2 shows a side view of the track cutting device provided by the present utility model;

FIG. 3 shows a front view of a track cutting device provided by the present utility model;

fig. 4 shows a top view of the track cutting device provided by the utility model.

Wherein the above figures include the following reference numerals:

1. a bottom plate; 10. a clamping assembly; 11. a clamping part; 111. a side plate; 112. a connecting rod; 12. a driving member; 121. a first fixing seat; 122. the second fixing seat; 123. a screw; 124. a handle;

20. a saw bow; 21. a fixing frame; 211. a grip portion; 22. saw blade;

30. a support; 31. a lifting member; 311. a support rod; 312. a sliding sleeve; 32. a guide sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, an embodiment of the present utility model provides a rail cutting apparatus including a base plate 1, a cutting assembly, and a clamping assembly 10. Wherein, the track can be placed to bottom plate 1, and the track is placed along first direction, and cutting assembly includes saw bow 20 and support piece 30, and support piece 30 sets up on bottom plate 1, and saw bow 20 movably sets up on support piece 30, and saw bow 20 can remove in the second direction and vertical direction relative bottom plate 1, and first direction and second direction all are located the horizontal plane, and first direction and second direction mutually perpendicular, and saw bow 20 is used for cutting the track. As shown in fig. 1, the X direction is the second direction, the Y direction is the first direction, and the Z direction is the vertical direction. The clamping assembly 10 is arranged on the base plate 1, the clamping assembly 10 is positioned on one side of the cutting assembly along the first direction, the clamping assembly 10 comprises two clamping parts 11 and a driving piece 12, the two clamping parts 11 are oppositely arranged on the base plate 1 at intervals, a track is arranged between the two clamping parts 11, the driving piece 12 is respectively connected with the two clamping parts 11 to adjust the interval between the two clamping parts 11, and the driving piece 12 is matched with the two clamping parts 11 to clamp and fix the track.

By adopting the technical scheme of the utility model, the track is clamped and fixed by arranging the clamping assembly on the bottom plate 1, so that the track can be prevented from moving in the cutting process, the track fixed on the clamping assembly along the first direction is cut by arranging the cutting assembly, the cutting track can be limited, and the cutting work of operators can be facilitated. Specifically, the cutting assembly includes the saw bow 20 and the supporting member 30, and the supporting member 30 can provide support and guide for the saw bow 20 to limit the cutting direction and the sawing direction, so that the operator can conveniently operate the saw bow 20 during the cutting process, and the saw bow 20 can move only in the second direction and the vertical direction relative to the base plate 1, so that the occurrence of the saw path deviation can be prevented. Through setting up clamping assembly 10, can fix the track in one side of cutting assembly along first direction, through the interval between driving piece 12 adjustment and two clamping parts 11, guarantee clamping assembly 10 to orbital fixed effect, avoid the track to take place the drunkenness along with the motion of saw bow 20 in the cutting process as far as possible, improve saw bow 20 to orbital cutting effect to promote work efficiency.

Specifically, the clamping portions 11 have opposite connection ends and free ends, the connection ends are fixedly connected with the base plate 1, the driving member 12 is respectively in driving connection with the free ends of the two clamping portions 11 so that the two free ends are close to or far away from each other, abutting portions are arranged on the side walls of the clamping portions 11, the abutting portions on the two clamping portions 11 are arranged in opposite directions, and the abutting portions are used for abutting against the side walls of the rail. Through the above-mentioned setting, when carrying out cutting operation, place the track in clamping part 11 earlier to adjust the distance between two free ends through driving piece 12, and then adjust the distance between two butt portions, make two butt portions clamp orbital lateral wall, promote fixed effect, after cutting operation, adjust two free ends and keep away from each other, make two butt portions keep away from the track lateral wall, with the taking off the track. The fixing structure is simple and convenient to operate, and the working efficiency can be improved.

Specifically, the driving member 12 includes a first fixing base 121, a second fixing base 122, a screw 123, and a handle 124. The first fixing seat 121 is disposed on the free end of one of the clamping portions 11, a threaded hole is disposed on the first fixing seat 121, and the second fixing seat 122 is disposed on the free end of the other clamping portion 11. One end of the screw 123 is rotatably arranged on the second fixing seat 122, the other end of the screw 123 is arranged in the threaded hole in a penetrating mode and is in threaded connection with the threaded hole, the screw 123 is matched with the first fixing seat 121 and the second fixing seat 122 to drive two free ends to be close to or far away from each other, the handle 124 is arranged at one end, far away from the second fixing seat 122, of the screw 123, and the handle 124 is used for driving the screw 123 to rotate. By arranging the screw 123 to drive the first fixing seat 121 and the second fixing seat 122 to approach or separate from each other, the driving force can be saved by utilizing the thread structure of the screw 123, the screw 123 is driven to rotate by the rotating handle 124 of an operator, and the thread structure can also play a certain locking role on the first fixing seat 121 and the second fixing seat 122, so that the possibility of clamping failure of the clamping part 11 caused by elastic recovery of the clamping part 11 is reduced.

In a specific embodiment of the present utility model, the clamping portion 11 includes two side plates 111 and a connecting rod 112, the two side plates 111 are disposed on the bottom plate 1 at intervals along the first direction, a protrusion is disposed on a side of the side plate 111 close to the track, the protrusion forms an abutment portion, and by disposing the abutment portion on the two side plates 111, a plurality of clamping points are provided for the side plates, so that the clamping effect of the abutment portion on the track can be improved. The connecting rods 112 are connected to the two side plates 111, respectively, the connecting rods 112 are located at the top of the two side plates 111, and the connecting rods 112 form free ends. Through setting up connecting rod 112 and connecting two curb plates 111, can improve the structural strength of clamping part 11, reduce clamping part 11 and appear deformation and lead to the possibility of damage in pressing from both sides tight work to connecting rod 112 is rotatable setting between two curb plates 111, when pressing from both sides tight work, rotatory handle 124 drives screw 123 rotation, and two connecting rods 112 are mutual counter-rotation this moment, and then the cooperation is fixed first fixing base 121 and the second fixing base on connecting rod 112 are close to each other or keep away from.

Further, the protruding end face facing the track is provided with an anti-slip structure, which can be an anti-slip line machined on the protrusion, or can be anti-slip rubber coated on the protrusion, so that the movement of the track along with the movement of the saw bow 20 in the cutting process is reduced, and the fixing effect of the clamping part 11 on the track is further enhanced.

In the present utility model, the saw bow 20 includes a fixing frame 21 and a saw blade 22, the saw blade 22 is fixed to the fixing frame 21, and the supporting member 30 includes a lifter 31 and a guide sleeve 32. Wherein, lifting piece 31 sets up on bottom plate 1, and lifting piece 31 has the stiff end and the lift end of relative setting, and the lift end can go up and down relative bottom plate 1, and uide bushing 32 sets up at the lift end, and uide bushing 32 extends along the second direction, and partial mount 21 wears to establish in uide bushing 32, and saw blade 22 is located the below of uide bushing 32, and uide bushing 32 can lead saw bow 20. Through the above-mentioned setting, can be in the cutting process, limit the movement track of mount 21 in the direction of height that cuts the direction through lifting member 31, can restrict the movement track of mount 21 in the second direction through uide bushing 32, prevent that the saw from taking place the skew, can be convenient for personnel's operation and guarantee the cutting effect.

Further, the elevating member 31 includes a support bar 311 and a sliding sleeve 312. The lifting member 31 is vertically disposed on the bottom plate 1, the sliding sleeve 312 is sleeved on the supporting rod 311, the sliding sleeve 312 can move in a vertical direction relative to the supporting rod 311, the sliding sleeve 312 forms a lifting end, the guide sleeve 32 is fixed on the sliding sleeve 312, and in other embodiments of the present utility model, the guide sleeve 32 and the sliding sleeve 312 can be also provided as an integrally formed structure to increase structural strength. Through the arrangement, the saw bow 20 is arranged in the guide sleeve 32 in a penetrating mode, the sliding sleeve 312 can be guided by the supporting rod 311 in the vertical direction, the movement track of the lifting part 31 in the vertical direction is further limited, the cutting effect of the saw bow 20 is guaranteed, the guide sleeve 32 can limit the movement track of the fixing frame 21 in the second direction, the saw path is prevented from being deviated, and the cutting effect is improved.

Specifically, the diameter of uide bushing 32 is greater than the diameter of wearing to establish at uide bushing 32 internal fixation frame 21, so set up, can make mount 21 can be relative lifting member 31 at certain angle of vertical direction slope, make things convenient for operating personnel to apply the effort of vertical direction to saw bow 20 in the cutting process, promote work efficiency to saw blade 22 can become certain angle and cut also can conveniently cut, promote the effect of cutting.

Further, the lifting member 31 further includes an elastic member disposed between the sliding sleeve 312 and the supporting rod 311, and the elastic member is used for providing an elastic force for moving the sliding sleeve 312 toward the base plate 1. In a specific embodiment of the present utility model, the elastic member is a spring, and the spring is fixedly connected with the support rod 311 and the sliding sleeve 312 respectively, after the rail is fixed on the clamping assembly, the sliding sleeve 312 is stretched upwards, and the spring is stretched along with the rail, so that the spring can provide an elastic force for the sliding sleeve 312 towards the bottom plate 1 during the cutting process, and the working efficiency is improved. Meanwhile, the sliding sleeve 312 and the supporting rod 311 may be provided in plurality correspondingly, and the springs may be provided in plurality correspondingly. In an embodiment of the present utility model, the number of the sliding sleeves 312 and the number of the supporting rods 311 are respectively 4, the number of the springs is correspondingly 4, and the plurality of springs provide the elastic force for the sliding sleeves 312 towards the bottom plate 1, so as to further improve the cutting effect.

Specifically, the lifting members 31 are oppositely disposed at two sides of the track, and two ends of the guide sleeve 32 are respectively connected with the lifting members 31 at two sides of the track. Through the design, the elastic force applied by the elastic pieces on the two sides of the track to the sliding sleeve 312 and moving towards the bottom plate 1 can be balanced, so that the sliding sleeve 312 can move stably in the vertical direction.

In the utility model, one end of the fixing frame 21 is provided with the holding part 211, so that an operator can conveniently use the saw bow 20 when performing cutting operation, and the saw blade 22 is detachably arranged on the fixing frame 21, so that the saw blade 22 can be conveniently replaced.

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 example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A track cutting device, characterized in that the track cutting device comprises:

-a base plate (1), the base plate (1) being capable of placing a rail, the rail being placed in a first direction;

the cutting assembly comprises a saw bow (20) and a supporting piece (30), the supporting piece (30) is arranged on the bottom plate (1), the saw bow (20) is movably arranged on the supporting piece (30), the saw bow (20) can move in a second direction and a vertical direction relative to the bottom plate (1), the first direction and the second direction are both positioned on a horizontal plane, the first direction and the second direction are mutually perpendicular, and the saw bow (20) is used for cutting the track;

clamping assembly (10) is in on bottom plate (1), clamping assembly (10) are located along first direction one side of cutting assembly, clamping assembly (10) include two clamping part (11) and driving piece (12), two clamping part (11) set up relatively the interval on bottom plate (1), the track is located two between clamping part (11), driving piece (12) respectively with two clamping part (11) are connected, in order to adjust two interval between clamping part (11), driving piece (12) with two clamping part (11) cooperate in order to be right the track centre gripping is fixed.

2. Rail cutting device according to claim 1, characterized in that the clamping parts (11) have oppositely arranged connecting ends and free ends, which are fixedly connected with the base plate (1), the driving members (12) are respectively in driving connection with the free ends of the two clamping parts (11) so that the two free ends are close to or remote from each other, the side walls of the clamping parts (11) are provided with abutment parts, which are arranged opposite to each other, on the two clamping parts (11) for abutment with the side walls of the rail.

3. The track cutting device according to claim 2, wherein the drive member (12) comprises:

the first fixing seat (121) is arranged at the free end of one of the clamping parts (11), and a threaded hole is formed in the first fixing seat (121);

a second fixing seat (122) arranged on the free end of the other clamping part (11);

the screw (123) is rotatably arranged on the second fixing seat (122), the other end of the screw (123) penetrates through the threaded hole and is in threaded connection with the threaded hole, and the screw (123) is matched with the first fixing seat (121) and the second fixing seat (122) to drive the two free ends to be close to or far away from each other;

the handle (124) is arranged at one end of the screw rod (123) far away from the second fixing seat (122), and the handle (124) is used for driving the screw rod (123) to rotate.

4. A rail cutting apparatus as claimed in claim 3, wherein the clamping portion (11) comprises:

the two side plates (111) are arranged on the bottom plate (1) at intervals along the first direction, a protrusion is arranged on one side, close to the track, of the side plate (111), and the protrusion forms the abutting part;

and the connecting rods (112) are respectively connected with the two side plates (111), the connecting rods (112) are positioned at the tops of the two side plates (111), and the free ends are formed by the connecting rods (112).

5. The track cutting device of claim 4, wherein the end face of the protrusion facing the track is provided with a slip resistant structure.

6. The orbital cutting apparatus according to claim 1, wherein the saw bow (20) comprises a mount (21) and a saw blade (22), the saw blade (22) being fixed to the mount (21), the support (30) comprising:

the lifting piece (31) is arranged on the bottom plate (1), the lifting piece (31) is provided with a fixed end and a lifting end which are arranged oppositely, and the lifting end can lift relative to the bottom plate (1);

the guide sleeve (32) is arranged at the lifting end, the guide sleeve (32) extends along the second direction, part of the fixing frame (21) is penetrated in the guide sleeve (32), the saw blade (22) is positioned below the guide sleeve (32), and the guide sleeve (32) can guide the saw bow (20).

7. The track cutting device according to claim 6, wherein the lifting member (31) comprises:

the support rod (311) is vertically arranged on the bottom plate (1);

the sliding sleeve (312) is sleeved on the supporting rod (311), the sliding sleeve (312) can move in the vertical direction relative to the supporting rod (311), the sliding sleeve (312) forms the lifting end, and the guide sleeve (32) is fixed on the sliding sleeve (312).

8. The track cutting device according to claim 7, wherein the lifter (31) further comprises:

and the elastic piece is arranged between the sliding sleeve (312) and the supporting rod (311) and is used for providing elastic force for the sliding sleeve (312) to move towards the bottom plate (1).

9. The track cutting device according to claim 7, wherein the lifting members (31) are disposed at both sides of the track, and both ends of the guide sleeve (32) are connected to the lifting members (31) at both sides of the track, respectively.

10. The track cutting device according to claim 6, characterized in that one end of the holder (21) is provided with a grip (211), and the saw blade (22) is detachably arranged on the holder (21).