CN217781600U

CN217781600U - Rail reaming and positioning device

Info

Publication number: CN217781600U
Application number: CN202221328559.3U
Authority: CN
Inventors: 黄纬; 缪小兵; 李海兵
Original assignee: Jiangsu Ruilitai Railway Technology Co ltd
Current assignee: Jiangsu Ruilitai Railway Technology Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-11-11
Anticipated expiration: 2032-05-30

Abstract

The utility model relates to a rail reaming positioning device, which comprises a positioning shaft, a positioning plate, a positioning screw and a positioning device, wherein the positioning shaft is provided with a positioning ring and a connecting seat; the positioning plate is provided with a kidney-shaped positioning hole, is positioned at two sides of the fixing frame of the clamping device, is clamped on the rail and is used for positioning the upper position and the lower position of the drill bit; set screw installs on the mount, and inserts on the locating hole, and positioner includes locating rack and locking handle: the positioning frame is arranged on the rail, a kidney-shaped positioning groove and a positioning slot are arranged on the positioning frame, and the positioning ring is movably inserted into the positioning groove; the locking handle is arranged on the positioning frame and used for locking the positioning frame on the rail; the cross arm of the clamping device is movably inserted into the positioning slot and used for positioning the left and right positions of the drill bit. The device is through fixing a position from top to bottom earlier, then through controlling the location, realizes the location of drilling machine, and positioning accuracy is high, has guaranteed the concentricity of drilling, and positioning speed is fast, easy dismounting.

Description

Rail reaming and positioning device

Technical Field

The utility model relates to a rail drilling equipment, especially a rail reaming positioner.

Background

Be equipped with a plurality of signal holes on the rail, need ream again after changing signal sensor, in order to guarantee the life and the security of rail, only can carry out the reaming on former hole, and the hole punching position of installation signal on the early rail is unset, therefore need align drill bit and former hole during the reaming. This is not possible on current drilling machines and requires manual adjustment of the position by aligning the hole with the drill bit and then locking the clamping device. Because the drilling machine is heavier, lead to taking place position offset easily among the locking process, and then the decentraction when causing the reaming, the reaming quality is relatively poor, forms the elliptical aperture even, influences the life of rail, has reduced the completeness to this kind of mode aligns complicacy, and is inefficient.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a rail reaming positioner that reaming is efficient, the reaming concentricity is good, the reaming quality is high, concrete technical scheme is:

a rail reaming positioning device comprising: the positioning shaft is provided with a positioning ring and a connecting seat, the connecting seat is used for being installed on a sleeve of a drilling machine, and the positioning shaft is used for being inserted into an original hole of a rail and is matched with the diameter of the original hole; the positioning plate is provided with a kidney-shaped positioning hole and is vertically arranged, the positioning plate is positioned on two sides of a fixing frame of the clamping device, and the positioning plate is clamped on a rail and used for positioning the upper position and the lower position of a drill bit; the positioning screw is arranged on the fixing frame, inserted into the positioning hole and used for fixing the positioning plate on the fixing frame; and a positioning device, the positioning device comprising: the positioning frame is arranged on a rail, a kidney-shaped positioning groove is formed in the positioning frame, the positioning groove is vertically arranged, the positioning groove is arranged opposite to an original hole of the rail, the positioning ring is movably inserted into the positioning groove, a positioning slot is formed in the top of the positioning frame, a cross arm of the clamping device is movably inserted into the positioning slot, and the positioning slot is used for positioning the action position of a drill bit; and the locking handle is arranged on the positioning frame and used for locking the positioning frame on the rail.

Preferably, the method further comprises the following steps: the positioning pin is fixed on the fixing frame, movably inserted in the positioning hole and positioned on two sides of the positioning screw.

Preferably, the positioning plate is provided with an observation groove, and the observation groove is arranged opposite to a sleeve of the drilling machine.

Preferably, the number of the locking handles is two, and the two locking handles are symmetrically arranged on two sides of the positioning frame.

Preferably, the positioning seat is provided with a tool hole, and the positioning shaft is movably inserted in the tool hole.

Preferably, the method further comprises the following steps: the adjusting seat is fixed on the positioning frame and provided with an adjusting groove, and the adjusting groove is communicated with and equal to the positioning groove.

Further, the spacer includes: the clamping frames are U-shaped, the number of the clamping frames is two, and the locking handles are arranged at one end of each clamping frame; the front connecting plate is fixed at one end of the clamping frame and is provided with a positioning groove; the rear connecting plate is fixed to the other end of the clamping frame, the front connecting plate and the rear connecting plate are located on two sides of the rail respectively, and the rear connecting plate is located on one side of the fixing frame.

Wherein, the top of the locating shaft is conical.

Compared with the prior art the utility model discloses following beneficial effect has:

the utility model provides a pair of rail reaming positioner fixes a position about through location axle and positioner elder generation to locking clamping device, then lead to the drilling machine through the location axle, fix a position about realizing, and locking positioner realizes the drilling machine location, and the drill bit that will fix a position the axle at last is changed into and drills, and positioning accuracy is high, has guaranteed the concentricity of drilling, and then has guaranteed the life of rail, has improved the security of rail, and positioning speed is fast, easy dismounting.

Drawings

FIG. 1 is a schematic diagram of a rail reaming positioning apparatus;

FIG. 2 is a side view of a rail reaming positioning device;

FIG. 3 is a schematic view of the positioning frame;

FIG. 4 is a schematic view of the positioning shaft;

FIG. 5 is a schematic view of the positioning plate;

FIG. 6 is a schematic view of a rail reaming positioning device coupled to a clamping device;

fig. 7 is a schematic view of a rail hole enlarging positioning device mounted on a drilling machine;

FIG. 8 is a side view of a rail reaming positioning apparatus mounted on a drilling machine;

fig. 9 is a schematic view of the positioning of the drill on the rail.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings.

As shown in fig. 1 to 9, a rail hole enlarging positioning device comprises a positioning shaft 5, a positioning plate 31, a positioning screw 33, a positioning device 4 and a positioning pin 32.

The clamping device 2 is an existing mature product and comprises a fixing frame 21, a cross arm 22, a clamping arm 23, a swing rod 24, a rocker 25 and the like, wherein the fixing frame 21 is installed on the drilling machine 1, the cross arm 22 is installed on the fixing frame 21, the swing rod 24 is rotatably installed on the cross arm 22, the clamping arm 23 is located at one end of the swing rod 24, and the rocker 25 is hinged to the other end of the swing rod 24. The positioning pins 32 are symmetrically fixed on both sides of the fixing frame 21, and two positioning pins 32 are provided on each side, and the positioning pins 32 are disposed opposite to the sleeve 11 of the drilling machine 1. The sleeve 11 is used to mount the drill bit and position the shaft 5.

The top of the positioning shaft 5 is conical, the bottom of the positioning shaft is provided with a positioning ring 51 and a connecting seat 52, and the positioning ring 51 and the connecting seat 52 are arranged coaxially with the positioning shaft 5; the connecting base 52 is used for being mounted on the sleeve 11 of the drilling machine 1, the positioning shaft 5 is used for being inserted into an original hole 71 of the rail 7, the diameter of the positioning shaft 5 is slightly smaller than the original hole 71 of the rail 7, clearance fit is formed, the positioning shaft 5 can be conveniently inserted and pulled out, and meanwhile positioning accuracy can be guaranteed.

The locating plate 31 is symmetrically arranged on two sides of the fixing frame 21, the locating plate 31 is symmetrically arranged, an observation groove 312 is formed in one side of the locating plate 31, the observation groove 312 is arranged opposite to the sleeve 11 of the drilling machine 1, and the locating condition and the state of a drill bit can be observed conveniently. The bottom of one side of the positioning plate 31 is matched with the rail 7 and is used for pressing the rail 7. A waist-shaped positioning hole 311 is formed in the positioning plate 31, and the positioning hole 311 is vertically arranged. The positioning holes 311 are inserted in the positioning pins 32, and the two positioning pins 32 are used for positioning the positioning plate 31, preventing the positioning plate 31 from rotating, so that the positioning plate 31 can only lift in the vertical direction and is used for positioning the upper and lower positions of the drill. The positioning screw 33 is movably inserted into the positioning hole 311 and located between the two positioning pins 32, and the positioning screw 33 is used for fixing the positioning plate 31 on the fixing frame 21. The positioning screw 33 is a socket head cap screw, so that the tightness is convenient.

The positioning device 4 comprises a positioning frame, a locking handle 44, a positioning seat 46 and an adjusting seat 45. The positioning frame comprises a clamping frame 41, a front connecting plate 42 and a rear connecting plate 43, the clamping frame 41 is U-shaped, the two clamping frames 41 are symmetrically arranged, and the locking handle 44 is installed at one end of the clamping frame 41. The front connection plate 42 is located at one end of the card holder 41, and both ends of the front connection plate 42 are fixed at one end of the card holder 41 by screws. The front connecting plate 42 is T-shaped, the positioning groove 421 is arranged on the front connecting plate 42, and the positioning groove 421 is a kidney-shaped groove and is arranged along the vertical direction. Both ends of the rear connecting plate 43 are fixed at the other end of the clamping frame 41 through screws, and the rear connecting plate 43 is located at one side of the fixing frame 21. The front connecting plate 42 and the rear connecting plate 43 are respectively positioned at two sides of the rail 7, the positioning groove 421 is arranged opposite to the original hole 71 of the rail 7, and the positioning ring 51 is movably inserted in the positioning groove 421. The threaded rod of the locking handle 44 is mounted on the carriage and the locking handle 44 is used to lock the carriage to the rail 7. The positioning seats 46 are mounted on the clamping frame 41, two positioning seats 46 are arranged and correspond to the clamping frame 41 one by one, the two positioning seats 46 are movably located on two sides of the cross arm 22 of the clamping device 2, the two positioning seats 46 form positioning slots 47, the positioning slots 47 are used for positioning the left position and the right position of a drill, the width of each positioning slot 47 is slightly larger than the thickness of the cross arm 22, the cross arm 22 can be conveniently inserted, and meanwhile, the positioning accuracy is guaranteed. One of the positioning seats 46 is provided with a tool hole 461, the tool hole 461 is matched with the positioning shaft 5, and the positioning shaft 5 is movably inserted into the tool hole 461 to prevent the positioning shaft 5 from losing. The positioning shaft 5 may be locked in the tool hole 461 by a set screw.

In order to facilitate the processing of the front connecting plate 42, the adjusting device further comprises an adjusting seat 45, the adjusting seat 45 is fixed on the front connecting plate 42, an adjusting groove 451 is formed in the adjusting seat 45, and the adjusting groove 451 is communicated with and equal to the positioning groove 421. The adjusting groove 451 is used to increase the depth of the positioning groove 421, thereby facilitating the guiding and the up-and-down position adjustment of the positioning frame.

The diameter of the positioning groove 421 is slightly larger than that of the positioning ring 51, and is in clearance fit with the positioning ring 51 for positioning the positioning frame, so that the drill bit is coaxial with the original hole 71 in the left-right direction.

When positioning, the clamping frame 41 is inserted on the rail 7, then the positioning shaft 5 is inserted on the original hole 71 of the rail 7, the positioning ring 51 is inserted on the positioning hole 311, and then the locking handle 44 is rotated to lock the positioning frame on the rail 7. Then the drilling machine 1 is placed on the rail 7, the cross arm 22 is inserted into the positioning slot 47 between the two positioning seats 46, the connecting seat 52 of the positioning shaft 5 is inserted into the sleeve 11 of the drilling machine 1, then the push rod 12 of the drilling machine 1 is pushed, the positioning shaft 5 is inserted into the original hole 71, the position of the positioning plate 31 is adjusted, the bottom and the side of the positioning plate 31 are attached to the rail 7, the positioning screw 33 is locked, the position of the positioning plate 31 is fixed, the clamping device 2 is locked, the locking of the drilling machine 1 is achieved, the push rod 12 is pushed reversely, the positioning shaft 5 is separated from the original hole 71, and the drill bit is replaced for reaming. After reaming is complete, the locking handle 44 is released, the locating means 4 is removed and the clamping means 2 is then released. The positioning device 4 may also be removed prior to reaming. The positioning speed is high, the positioning precision is high, and the use is very convenient.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the claims of the present invention.

Claims

1. A rail reaming positioning device, comprising:

the positioning device comprises a positioning shaft (5), wherein a positioning ring (51) and a connecting seat (52) are arranged on the positioning shaft (5), the connecting seat (52) is used for being installed on a sleeve (11) of the drilling machine (1), and the positioning shaft (5) is used for being inserted into an original hole (71) of a rail (7) and is matched with the diameter of the original hole (71);

the positioning device comprises a positioning plate (31), wherein waist-shaped positioning holes (311) are formed in the positioning plate (31), the positioning holes (311) are vertically arranged, the positioning plate (31) is located on two sides of a fixing frame (21) of the clamping device (2), and the positioning plate (31) is clamped on a rail (7) and used for positioning the upper position and the lower position of a drill bit;

the positioning screw (33) is arranged on the fixed frame (21), is inserted into the positioning hole (311) and is used for fixing the positioning plate (31) on the fixed frame (21); and

a positioning device (4), the positioning device (4) comprising:

the positioning device comprises a positioning frame, wherein the positioning frame is installed on a rail (7), a waist-shaped positioning groove (421) is formed in one side of the positioning frame, the positioning groove (421) is vertically arranged, the positioning groove (421) is arranged opposite to an original hole (71), a positioning ring (51) is movably inserted into the positioning groove (421), a positioning slot (47) is further formed in the top of the positioning frame, a cross arm (22) of a clamping device (2) is movably inserted into the slot (47), and the positioning slot (47) is used for positioning the left position and the right position of a drill bit; and

a locking handle (44), the locking handle (44) being mounted on the spacer for locking the spacer on the rail (7).

2. A rail reaming positioning device according to claim 1, further comprising: the positioning pin (32) is fixed on the fixing frame (21), and the positioning pin (32) is movably inserted into the positioning hole (311) and is positioned on two sides of the positioning screw (33).

3. A device as claimed in claim 1, wherein the location plate (31) is provided with a viewing slot (312), the viewing slot (312) being located opposite the sleeve (11) of the drill (1).

4. A rail reaming positioning device according to claim 1, wherein there are two locking handles (44) symmetrically located on either side of the spacer.

5. A device as claimed in claim 1, wherein the locating socket (46) is provided with a tool hole (461), and the locating shaft (5) is movably inserted in the tool hole (461).

6. A rail reaming positioning device according to any one of claims 1 to 5, further comprising: adjust seat (45), adjust seat (45) and fix on the locating rack, be equipped with adjustment tank (451) on adjusting seat (45), adjustment tank (451) with constant head tank (421) communicate with each other.

7. A rail reaming location means according to any one of claims 1 to 5, wherein the spacer comprises:

the clamping frame (41), the clamping frame (41) is U-shaped, two clamping frames (41) are symmetrically arranged, and the locking handle (44) is installed at one end of the clamping frame (41);

the front connecting plate (42) is fixed at one end of the clamping frame (41), and a positioning groove (421) is formed in the front connecting plate (42); and

the rear connecting plate (43) is fixed to the other end of the clamping frame (41), the front connecting plate (42) and the rear connecting plate (43) are located on two sides of the rail (7) respectively, and the rear connecting plate (43) is located on one side of the fixing frame (21).

8. A rail reaming positioning device according to any one of claims 1 to 5, characterized in that the top of the positioning shaft (5) is tapered.