CN218080592U - Automatic chamfering device for turnout steel rail piece - Google Patents
Automatic chamfering device for turnout steel rail piece Download PDFInfo
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- CN218080592U CN218080592U CN202221573229.0U CN202221573229U CN218080592U CN 218080592 U CN218080592 U CN 218080592U CN 202221573229 U CN202221573229 U CN 202221573229U CN 218080592 U CN218080592 U CN 218080592U
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- clamping fixture
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- chamfering
- inner clamping
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Abstract
The utility model discloses an automatic chamfering device of switch steel rail spare, it includes interior clamping fixture and outer clamping fixture, both ends are connected with the connecting rod respectively about the upside of interior clamping fixture and outer clamping fixture, intermediate position department at two connecting rods, the upside position of interior clamping fixture and outer clamping fixture is connected with and presss from both sides tight adjustment mechanism, the lower extreme of interior clamping fixture and outer clamping fixture is along being equipped with a plurality of guide roller respectively, including press from both sides tight fixture and outer clamping fixture clamp after pressing from both sides the rail, the wheel face of the guide roller of both sides is hugged closely and rolling contact with the rail waist of rail, the outside of interior clamping fixture is equipped with the connecting seat, be equipped with the electronic chamfer mechanism that adjustable chamfer fed the displacement on the connecting seat. The utility model discloses simple structure, convenient operation can carry out the machined surface chamfer by site operation personnel at manufacturing procedure, does not need professional operating personnel, can guarantee product quality effectively, accomplishes to standardize unified, is particularly useful for the chamfer of various rail spare machined surface edges for railway switch.
Description
Technical Field
The utility model relates to a rail chamfer technical field, concretely relates to automatic chamfering device of switch rail spare suitable for various rail spare machined surface edge chamfers is used to railway switch.
Background
The general turnout rail parts needing to be processed all belong to easily-damaged rail parts, and the processing of the steel rail per se is one of weakening the integral structural strength of the steel rail. In addition, in order to ensure the driving safety, strict industry standard limitation is generally applied to the processing surface of the steel rail piece. With the rapid development of railway industry in China, the requirements on the quality of turnout products are continuously improved. How to improve the processing quality of turnout products is the focus of attention of the whole turnout industry. Almost every steel rail machined part needs to be polished as an inevitable edge generated in the machining and manufacturing process. At present, the manual grinding mode is mainly adopted, the precision requirement of chamfering is difficult to guarantee, meanwhile, the dust pollution on an operation site is serious, the operation site environment and the body health of an operator are seriously influenced, particularly, the phenomenon of milling a long-length switch rail type rail piece is particularly obvious, and the great influence is generated on the machining quality of the rail piece. The edge is processed by adopting a milling mode, so that the adverse effect can be greatly improved, and the difficult problem to be solved is how to stably clamp and realize automatic chamfering.
SUMMERY OF THE UTILITY MODEL
In order to solve the defect that above-mentioned technique exists, the utility model provides a switch rail spare automatic chamfering device suitable for various rail spare machined surface edge chamfers is used to railway switch.
The utility model discloses realize that the technical scheme that above-mentioned technological effect adopted is:
the utility model provides an automatic chamfering device of switch steel rail spare, includes relative setting, but the adjustable clamping space is in order to adapt to the interior clamping fixture and the outer clamping fixture of different specification rails, interior clamping fixture with both ends are connected with the connecting rod respectively about the upside of outer clamping fixture, two the intermediate position department of connecting rod, interior clamping fixture with the upside position that the outer clamping fixture pressed from both sides is connected with presss from both sides tight adjustment mechanism, the lower extreme edge of interior clamping fixture with the outer clamping fixture is equipped with a plurality of guide rollers respectively interior clamping fixture with the outer clamping fixture presss from both sides behind the rail, both sides the wheel face of guide roller hugs closely and rolling contact with the rail waist of rail, the outside of interior clamping fixture is equipped with the connecting seat, be equipped with the electronic chamfer mechanism that adjustable chamfer fed the displacement on the connecting seat.
Preferably, in the above automatic chamfering device for a turnout rail member, the clamping adjustment mechanism includes a stepping screw, a screw nut sleeve and a rotating hand wheel, an assembly hole is formed in the outer clamping fixture, the screw nut sleeve is assembled and fixed in the assembly hole, one end of the stepping screw is connected with the inner clamping fixture through a bearing, the other end of the stepping screw passes through the screw nut sleeve and is connected with the rotating hand wheel, and the stepping screw is in threaded transmission connection with the screw nut sleeve.
Preferably, in the automatic chamfering device for turnout rail members, a movable positioning sleeve is arranged on a rod section of the connecting rod between the inner clamping fixture and the outer clamping fixture, one end of the positioning sleeve is fixedly connected with the outer clamping fixture, and the other end of the positioning sleeve has a spacing distance from the inner clamping fixture in a clamping state.
Preferably, in foretell switch rail spare automatic chamfering device, electronic chamfering mechanism includes that buncher, cover establish location hoop cover on the buncher, establish be used for the locking on the location hoop cover the locking control handle of buncher's current chamfer feed position, and with the arbor that the buncher transmission is connected, the arbor passes interior opening on the tight fixture of clamp, through installing epaxial chamfer cutter carries out the chamfer to treating the chamfer arris of rail, location hoop cover with connecting seat fixed connection.
Preferably, in the above automatic chamfering device for turnout rail members, the two connecting seats are oppositely arranged, and two sides of the positioning hoop are respectively and fixedly connected with the connecting seat on the corresponding side through the fixing shaft on the corresponding side.
Preferably, in the automatic chamfering device for turnout steel rail members, a head positioning support is fixed to one side, corresponding to the speed regulating motor, of the opening of the inner clamping fixture, and after the chamfer feeding displacement of the speed regulating motor is adjusted in place, the head of the speed regulating motor is connected with the head positioning support in an adaptive manner.
The beneficial effects of the utility model are that: the utility model discloses an automatic chamfer device of switch rail spare simple structure, convenient operation can carry out machined surface chamfer by field operation personnel at the machining process, does not need professional operating personnel, can cancel present polishing process moreover, alleviates intensity of labour, and raises the efficiency compares in current artifical polishing mode, and the device can guarantee product quality effectively for milling process, accomplishes standard unified, is particularly useful for the chamfer of various rail spare machined surface edges for railway switch.
Drawings
Fig. 1 is a side view of the present invention;
fig. 2 is a perspective view of the present invention.
Detailed Description
For a further understanding of the invention, reference will now be made to the accompanying drawings and specific examples which illustrate, by way of example, the invention:
in the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific situations.
Referring to fig. 1 and 2, as shown in the drawings, an embodiment of the present invention provides an automatic chamfering device for railroad switch rail members, which includes an inner clamping fixture 1 and an outer clamping fixture 2 that are oppositely disposed and can adjust clamping space to adapt to rails 100 of different specifications. The left end and the right end of the upper sides of the inner clamping fixture 1 and the outer clamping fixture 2 are respectively connected with a connecting rod 4, the upper side parts of the inner clamping fixture 1 and the outer clamping fixture 2 are connected with a clamping adjusting mechanism 3 at the middle position of the two connecting rods 4, the relative distance between the inner clamping fixture 1 and the outer clamping fixture 2 can be manually adjusted through the clamping adjusting mechanism 3, and the steel rail 100 can be clamped or loosened. In order to improve the flexibility of the device in moving along the steel rail 100, the lower end edges of the inner clamping fixture 1 and the outer clamping fixture 2 are respectively provided with a plurality of guide rollers 5, and after the inner clamping fixture 1 and the outer clamping fixture 2 clamp the steel rail 100, the wheel surfaces of the guide rollers 5 at two sides are clung to the rail web of the steel rail 100 and are in rolling contact, so that the device can flexibly and conveniently move along the length direction of the steel rail 100, and the chamfering of the edge on the steel rail 100 is realized. Specifically, the outer side of the inner clamping fixture 1 is provided with a connecting seat 6, the connecting seat 6 is provided with an electric chamfering mechanism 7, and the electric chamfering mechanism 7 can adjust chamfering feeding displacement to enable a chamfering tool to be adjusted to a proper position needing chamfering. According to actual needs, the rotating speed of the electric chamfering mechanism 7 can be adjusted.
Further, in the preferred embodiment of the present invention, as shown in fig. 2, the clamping adjustment mechanism 3 includes a stepping screw 31, a screw nut sleeve, and a rotating hand wheel 32. The outer clamping fixture 2 is provided with an assembly hole, a screw rod nut sleeve is assembled and fixed in the assembly hole, one end of a stepping screw rod 31 is connected with the inner clamping fixture 1 through a bearing, and the other end of the stepping screw rod passes through the screw rod nut sleeve and is connected with a rotating hand wheel 32. Specifically, the stepping screw rod 31 is in threaded transmission connection with the screw rod nut sleeve, when the rotating hand wheel 32 is manually rotated by hand, the rotating hand wheel 32 drives the stepping screw rod 31 to rotate, and then under the driving action of threaded connection, the stepping screw rod 31 drives the screw rod nut sleeve to move in the forward/reverse directions, so that the outer clamping fixture 2 is driven to move close to/away from the inner clamping fixture 1, and the clamping space of the inner clamping fixture 1 and the outer clamping fixture 2 is adjusted to adapt to the steel rails 100 of different specifications.
Further, in the preferred embodiment of the present invention, as shown in fig. 2, the connecting rod 4 is provided with a movable positioning sleeve 41 on the rod section between the inner clamping fixture 1 and the outer clamping fixture 2, one end of the positioning sleeve 41 is fixedly connected with the outer clamping fixture 2, and the other end is spaced from the inner clamping fixture 1 in the clamped state. One end of the connecting rod 4 is fixedly connected with the inner clamping fixture 1, the other end of the connecting rod movably penetrates through the outer clamping fixture 2, when the relative distance between the inner clamping fixture 1 and the outer clamping fixture 2 is adjusted, one end of the connecting rod 4 is arranged in the positioning sleeve 41, and the positioning sleeve 41 plays a role in supporting and stabilizing the connecting rod 4. In order to prevent the outer clamping fixture 2 from being separated from the outer end of the connecting rod 4 in the adjusting process of keeping away from the inner clamping fixture 1, the outer end of the connecting rod 4 is provided with an anti-falling limiting ring.
Further, in the preferred embodiment of the present invention, as shown in fig. 2, the electric chamfering mechanism 7 includes an adjustable speed motor 71, a positioning hoop 72 sleeved on the adjustable speed motor 71, a locking control handle 73 provided on the positioning hoop 72 for locking the current chamfering feeding position of the adjustable speed motor 71, and a knife shaft 74 in transmission connection with the adjustable speed motor 71. The cutter shaft 74 penetrates through an opening in the inner clamping fixture 1, a chamfering tool mounted on the cutter shaft 74 is used for chamfering an edge to be chamfered of the steel rail 100, and the positioning hoop sleeve 72 is fixedly connected with the connecting base 6. When the chamfering feeding position of the speed regulating motor 71 needs to be adjusted, the locking control handle 73 is loosened to enable the speed regulating motor 71 to move to a proper position in the positioning hoop 72, and then the locking control handle 73 is rotated to enable the locking control handle 73 to lock the speed regulating motor 71 downwards.
Further, in the preferred embodiment of the present invention, as shown in fig. 2, the connecting seat 6 includes two oppositely disposed connecting seats, wherein two sides of the positioning hoop cover 72 are respectively fixedly connected to the connecting seats 6 of the corresponding sides through the fixing shafts 75 of the corresponding sides. In order to increase the chamfering stability, as shown in fig. 2, a head positioning and supporting bracket 8 is fixed at one side of the opening of the inner clamping fixture 1 corresponding to the speed regulating motor 71, and after the chamfering feeding displacement of the speed regulating motor 71 is adjusted in place, the head of the speed regulating motor 71 is in adaptive connection with the head positioning and supporting bracket 8, so that the head of the speed regulating motor 71 can be supported. After chamfering and cutting are finished, the clamping adjusting mechanism 3 is adjusted, the inner clamping fixture 1 and the outer clamping fixture 2 are loosened from the steel rail 100, and then the automatic chamfering device for the turnout steel rail piece can be taken down.
To sum up, the utility model discloses an automatic chamfer device of switch rail spare simple structure, convenient operation can carry out machined surface chamfer by field operation personnel at the machining process, does not need professional operating personnel, can cancel present polishing process moreover, alleviates intensity of labour, raises the efficiency, compares in current artifical polishing mode, and the device is milling process, can guarantee product quality effectively, accomplishes to standardize unified, is particularly useful for the chamfer of various rail spare machined surface edges for railway switch. This automatic chamfering device aims at realizing the automatic chamfering of different rail machined surfaces to guarantee the standard chamfering of final product, and then improve the machine tooling quality of switch rail spare.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but is described in the embodiments and the description only to illustrate the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed, and the scope of the invention is defined by the appended claims and their equivalents.
Claims (6)
1. The automatic chamfering device is characterized by comprising an inner clamping fixture (1) and an outer clamping fixture (2) which are oppositely arranged, wherein the clamping space can be adjusted to adapt to steel rails (100) of different specifications, the left end and the right end of the upper side of each of the inner clamping fixture (1) and the outer clamping fixture (2) are respectively connected with a connecting rod (4), the middle positions of the connecting rods (4) are arranged, the upper side parts of the inner clamping fixture (1) and the outer clamping fixture (2) are connected with a clamping adjusting mechanism (3), the lower end edges of the inner clamping fixture (1) and the outer clamping fixture (2) are respectively provided with a plurality of guide rollers (5), wheel faces of the guide rollers (5) on two sides are tightly attached to rail waists of the steel rails (100) and are in rolling contact with the rail waists of the steel rails (100) after the inner clamping fixture (1) and the outer clamping fixture (2) clamp the steel rails (100), a connecting seat (6) is arranged on the outer side of the inner clamping fixture (1), and an electric chamfering mechanism (7) capable of adjusting chamfering displacement is arranged on the connecting seat (6).
2. The automatic chamfering device for turnout steel rail members according to claim 1, wherein the clamping adjusting mechanism (3) comprises a stepping screw rod (31), a screw rod nut sleeve and a rotating hand wheel (32), an assembly hole is formed in the outer clamping fixture (2), the screw rod nut sleeve is assembled and fixed in the assembly hole, one end of the stepping screw rod (31) is connected with the inner clamping fixture (1) through a bearing, the other end of the stepping screw rod (31) penetrates through the screw rod nut sleeve and is connected with the rotating hand wheel (32), and the stepping screw rod (31) is in threaded transmission connection with the screw rod nut sleeve.
3. The automatic chamfering device for turnout rail pieces according to claim 1, characterized in that the connecting rod (4) is provided with a movable positioning sleeve (41) on the rod section between the inner clamping fixture (1) and the outer clamping fixture (2), one end of the positioning sleeve (41) is fixedly connected with the outer clamping fixture (2), and the other end is spaced from the inner clamping fixture (1) in a clamped state.
4. The automatic chamfering device for turnout rail members according to claim 1, wherein the electric chamfering mechanism (7) comprises a speed regulating motor (71), a positioning hoop sleeve (72) sleeved on the speed regulating motor (71), a locking control handle (73) arranged on the positioning hoop sleeve (72) and used for locking the current chamfering feed position of the speed regulating motor (71), and a cutter shaft (74) in transmission connection with the speed regulating motor (71), wherein the cutter shaft (74) penetrates through an opening on the inner clamping fixture (1), the chamfering edge to be chamfered of a rail (100) is chamfered through a chamfering cutter arranged on the cutter shaft (74), and the positioning hoop sleeve (72) is fixedly connected with the connecting seat (6).
5. The automatic chamfering device for turnout rail members according to claim 4, wherein the connecting seat (6) comprises two oppositely disposed seats, and two sides of the positioning hoop (72) are fixedly connected with the corresponding connecting seat (6) through the corresponding fixed shaft (75).
6. The automatic chamfering device for turnout rail pieces according to claim 4, wherein a nose positioning and supporting bracket (8) is fixed on one side of the opening of the inner clamping fixture (1) corresponding to the speed regulating motor (71), and after the chamfering feed displacement of the speed regulating motor (71) is adjusted to a proper position, the nose of the speed regulating motor (71) is in adaptive connection with the nose positioning and supporting bracket (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221573229.0U CN218080592U (en) | 2022-06-22 | 2022-06-22 | Automatic chamfering device for turnout steel rail piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221573229.0U CN218080592U (en) | 2022-06-22 | 2022-06-22 | Automatic chamfering device for turnout steel rail piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218080592U true CN218080592U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221573229.0U Active CN218080592U (en) | 2022-06-22 | 2022-06-22 | Automatic chamfering device for turnout steel rail piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218080592U (en) |
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2022
- 2022-06-22 CN CN202221573229.0U patent/CN218080592U/en active Active
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