CN213455270U - Frog working edge inspection tool - Google Patents
Frog working edge inspection tool Download PDFInfo
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- CN213455270U CN213455270U CN202023008894.9U CN202023008894U CN213455270U CN 213455270 U CN213455270 U CN 213455270U CN 202023008894 U CN202023008894 U CN 202023008894U CN 213455270 U CN213455270 U CN 213455270U
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Abstract
The utility model provides a frog work limit inspection tool. The two stay wires are connected through two stay wires which are respectively arranged along the length directions of two working edges of the frog; in the inspection process, the stay wires are in a tensioned linear state, and a detection gap is reserved between each stay wire and the corresponding working edge. The utility model discloses a set up two line frames at frog length direction's both ends, connect through two acting as go-between two line frames, two acting as go-between set up along the length direction of two sets of work edges of frog respectively, in the inspection process, act as go-between and be in the tension state, the visual inspection can see out whether this work edge has obvious bending through the parallel condition between acting as go-between and the corresponding work edge; the detection can be carried out while straightening, the frog does not need to be hung on a platform for detection while the working amount is detected, the time is saved, the efficiency is improved, and the dependence on the overhead travelling crane is reduced.
Description
Technical Field
The utility model relates to a detect measuring tool technical field, concretely relates to frog work limit inspection tool.
Background
The turnout is equipment for switching a train from one track to another track, and the high manganese steel frog is a core component in the common speed turnout on the current railway line. The high manganese steel frog is a large casting, and water toughening treatment is carried out after casting, so that the frog blank has larger deformation; straightening the frog blank by using a straightening machine before machining to correct deformation and ensure that each machined part has machining amount; the inspection of the straightening condition of the working edge is a key point of the straightening process and is also difficult.
The existing straightening inspection method for the working edge of the high manganese steel frog mainly comprises the steps of visually inspecting the straightness of the working edge of the frog on a straightening machine, then hoisting the frog to a platform to perform wire drawing inspection, wherein the high manganese steel frog needs to be repeatedly hoisted between the straightening machine and the platform in the inspection process, and time is wasted.
In view of the above, there is a need for a frog working edge inspection tool to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a frog work limit inspection tool to solve frog blank work limit straightness accuracy condition short-term test problem.
In order to achieve the purpose, the utility model provides a frog working edge inspection tool, which comprises two line frames arranged at two ends along the length direction of the frog, wherein the two line frames are connected through two pull wires, and the two pull wires are respectively arranged along the length direction of two working edges of the frog; in the inspection process, the stay wires are in a tensioned linear state, and a detection gap is reserved between each stay wire and the corresponding working edge.
Preferably, the frog working edge inspection tool further comprises a gauge for measuring the detection gap between the stay wire and its corresponding working edge.
Preferably, the detection gap between the pull wire and the corresponding working edge is 5-20 mm.
Preferably, the wire rack comprises a main board; the main board comprises a first board body and a second board body; the first plate body and the second plate body are connected to form an included angle I; and the included angle I is the same as the included angle II formed by the end surfaces of the two steel rails positioned at the two ends of the frog in the length direction.
Preferably, the first plate body and the second plate body are symmetrically arranged about an intersecting line of the two plate bodies.
Preferably, the wire rack further comprises two sliding plate frames which are respectively connected with the first plate body and the second plate body in a sliding manner; the sliding plate frame is provided with a wire hole for connecting a pull wire.
Preferably, the first plate body and the second plate body are both provided with a first graduated scale; and a second graduated scale is arranged on the sliding plate frame at a position corresponding to the first graduated scale.
Preferably, still be equipped with the locating surface that aligns with the zero scale mark of second scale on the slide plate frame, the locating surface is used for the rail waist central line of location frog.
Preferably, the sliding plate frame is further provided with a fixing part for fixing the position between the sliding plate frame and the first plate body or between the sliding plate frame and the second plate body.
Preferably, the slide plate frame is further provided with a locking piece, and the wire frame is fixed on the steel rail of the frog through the slide plate frame combination on the first plate body and the second plate body.
Use the technical scheme of the utility model, following beneficial effect has:
(1) in the prior art, after being straightened on a straightening machine, a frog needs to be lifted to a platform, a chord line is pulled on the platform to check the working edge machining amount condition, if the working edge machining amount condition is not proper, the frog is lifted back to the straightening machine to be straightened, then the frog is lifted to the platform to be detected, and the operation is repeated; the utility model provides a line frame can directly hang at the both ends of frog, can detect while straightening, need not hang the frog to the platform inspection during inspection work limit work load, has saved the time, has improved efficiency, has reduced the reliance to the overhead traveling crane.
(2) The utility model discloses in, set up two line frames through the both ends at frog length direction, act as go-between through two between two line frames and connect, two act as go-between respectively along the length direction setting on two sets of work limits of frog, in the inspection process, act as go-between and be in the tensioning state, the range estimation can see out through act as go-between and correspond the parallel condition between the work limit whether there is obvious bending on this work limit.
(3) The utility model discloses in, measure the measuring clearance between acting as go-between and the work limit through the measuring tool, the measuring tool can be the ruler that has the scale mark, and the measurement accuracy of ruler is not less than 1mm and can satisfy the inspection requirement of frog blank straightness accuracy.
(4) The utility model discloses in, the distance of acting as go-between rather than corresponding between the work limit is 5 ~ 20mm, is convenient for observe and measure the distance between acting as go-between and the work limit.
(5) In the utility model, the main board comprises a first board body and a second board body, and the first board body and the second board body are connected to form a first included angle; the included angle I is the same as the included angle II formed by the end faces of the two steel rails at the frog heel end or the included angle III formed by the end faces of the two steel rails at the frog toe end (because the included angle II is the same as the included angle III), so that the main board can be better attached to the end faces of the frog heel end and the frog toe end to tension and fix the pull wire, and the main board of the same wire frame is suitable for measuring the straightness of the frog with all specifications in the same number, thereby being convenient for improving the universality of the wire frame.
(6) The utility model discloses in, the intersection line symmetry setting about two plate bodys of first plate body and second plate body, the intersection line coincidence that the terminal surface extension of the intersection line of first plate body and second plate body and two rails of frog tip formed can realize the laminating of two rail terminal surfaces of line frame and frog heel end or frog toe end.
(7) The utility model discloses in, the line frame still include two respectively with first plate body, second plate body sliding connection's slide frame, be equipped with the line hole that is used for connecting the acting as go-between on the slide frame, can pass through the position that the slide frame's slide adjusting acted as go-between according to the specification of frog.
(8) In the utility model, the first plate body and the second plate body are both provided with a first graduated scale; a second graduated scale is arranged on the sliding plate frame at a position corresponding to the first graduated scale; for a fixed-specification frog, the distance from the center line of the rail web of the end surface of the frog to the intersection line formed by the extension of the end surfaces of two steel rails at the end part of the frog is determined, and the zero scale mark of the second scale can be aligned with the corresponding distance value on the first scale; then, the line frame is placed on the end faces of the steel rails, so that the intersection line of the first plate body and the second plate body is superposed with the intersection line formed by the extension of the end faces of the two steel rails at the end part of the frog, and then the center line of the rail web of the steel rail can be found through the zero scale mark of the second scale; the slide plate frame is also provided with a positioning surface aligned with the zero scale mark of the second graduated scale, the positioning surface is used for positioning the rail waist central line of the frog, and then the line is marked on the steel rail along the side line of the positioning surface, so that the rail waist central line of the steel rail can be obtained.
(9) The utility model discloses in, through set up the mounting on the saddle, can realize the fixed position of saddle on first plate body/second plate body.
(10) The utility model discloses in, through set up the retaining member on the slide frame, realize fixing the line frame on the rail of frog through the slide frame combination on first plate body and the second plate body.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
FIG. 1 is a schematic structural view of the end face of a rail at the toe end of a sharp-angled frog in example 1 of the present application;
fig. 2 is a schematic view of a frog working edge inspection tool of example 1 of the present application in use with an acute frog;
FIG. 3 is a schematic structural view of the wire stand of FIG. 2 according to embodiment 1 of the present application;
FIG. 4 is a schematic structural view of the truck body of FIG. 3 according to embodiment 1 of the present application;
FIG. 5 is a schematic view of the bobbin of example 1 of the present application in use with sharp frog toe;
FIG. 6 is a schematic structural view of an obtuse frog in example 2 of the present application;
the device comprises a wire frame 1, a wire frame 1a, a wire frame I, a wire frame 1b, a wire frame II, a wire frame 1.1, a main board 1.1.1, a first board body 1.1.2, a second board body 1.2, a sliding plate frame 1.2a, a sliding plate frame I, a sliding plate frame 1.2b, a sliding plate frame II, a sliding plate frame 1.2.1, a wire hole 1.2.2, a positioning surface 1.2.3, a fixing piece 1.2.4, a locking piece 1.2.5, a sliding groove I, a sliding groove 1.2.6, a sliding groove II, a sliding groove 1.2.7a, an L-shaped extension support I, a sliding groove 1.2.7b, an L-shaped extension support II, a pulling wire 2, a pulling wire 3, an acute frog, a frog 4 and.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example 1:
referring to fig. 1 to 5, the embodiment of the frog working edge inspection tool is applied to inspection of working edge straightness of a high manganese steel acute-angle frog blank in a straightening process.
A frog work edge inspection tool comprises two line frames 1 arranged at two ends along the length direction of a frog, wherein in the embodiment, the two line frames 1 are arranged at the heel end of an acute-angle frog 3 and the toe end of the acute-angle frog 3; the two wire racks 1 are connected through two pull wires 2, the two pull wires 2 are respectively arranged along the length directions of two working edges of the frog, referring to fig. 2, one pull wire 2 is arranged along the length direction of a first working edge, the other pull wire 2 is arranged along the length direction of a second working edge, and the two pull wires 2 are crossed in a horizontal plane; in the inspection process, the stay wires 2 are in a tensioned linear state, and a detection gap L is reserved between each stay wire 2 and the corresponding working edge. In this embodiment, a first wire frame 1a is arranged at the toe end of the sharp-angled frog 3, a second wire frame 1b is arranged at the heel end of the sharp-angled frog 3, and the first wire frame 1a and the second wire frame 1b are connected through two heel pull wires 2, as shown in fig. 2, whether the working edge is obviously bent or not can be seen through the parallel condition between the pull wires 2 and the corresponding working edge by visual inspection.
The utility model provides a frog work limit inspection tool still includes the measuring tool that is used for measuring the measuring clearance L between 2 and its corresponding work limit of stay wire, and the measuring tool can be the ruler that has the scale mark, and the measurement accuracy of ruler is not less than 1mm can satisfy the inspection requirement of frog blank straightness accuracy.
The stay wire 2 is positioned on one side of the steel rail, which is provided with a working edge, and the detection gap L between the stay wire 2 and the corresponding working edge is 5-20 mm, so that the distance between the stay wire 2 and the working edge can be observed and measured conveniently. The working edge of the frog blank generally has a machining allowance of 3-5 mm, so that the distance between the stay wire 2 and the working edge is not less than 5mm, and the phenomenon that the stay wire 2 is not straight and the straightness of the working edge is not convenient to test due to the fact that the stay wire 2 is interfered by a protruding part with the machining allowance on the frog blank is avoided; and when the distance between the wire 2 and the working edge is greater than 20mm, it is inconvenient to measure the distance between the wire 2 and the working edge by a measuring tool.
The wire rack 1 comprises a main board 1.1; the main board 1.1 comprises a first board body 1.1.1 and a second board body 1.1.2; the first plate body 1.1.1 and the second plate body 1.1.2 are connected to form an included angle I; the included angle I is the same as the included angle II formed by the end faces of the two steel rails at the two ends of the frog in the length direction; in this embodiment, the first included angle is the same as the second included angle formed by the end faces of the two steel rails at the heel end of the acute frog 3 or the third included angle formed by the end faces of the two steel rails at the toe end of the acute frog 3 (because the second included angle is the same as the third included angle), so that the main board 1.1 can be better attached to the end faces of the heel end of the acute frog 3 and the toe end of the acute frog 3, and the pull wire 2 is tensioned and fixed; and because the included angle formed by the end surfaces of the two steel rails at the two ends of the frog with the same frog number and different specifications is the same, the main plate 1.1 of the same line frame 1 is suitable for measuring the straightness of the frog with all specifications in the same frog number.
The intersection line of the first plate body 1.1.1 and the second plate body 1.1.2 is superposed with the intersection line formed by the extension of the end surfaces of the two steel rails at the two ends of the frog; in this embodiment, first plate body 1.1.1 and second plate body 1.1.2 are around the intersection symmetry setting of two plate bodys, are applicable to the work limit inspection of acute frog 3, can realize mainboard 1.1 and the laminating of the both ends face of acute frog 3 heel end or acute frog 3 toe end.
The wire rack 1 also comprises two sliding plate frames 1.2 which are respectively connected with the first plate body 1.1.1 and the second plate body 1.1.2 in a sliding way; in this embodiment, the first board body 1.1.1 is provided with the first skateboard frame 1.2a, the second board body 1.1.2 is provided with the second skateboard frame 1.2b, and the structures of the first skateboard frame 1.2a and the second skateboard frame 1.2b are symmetrically arranged about the intersecting line of the first board body 1.1.1 and the second board body 1.1.2, as shown in fig. 3; the slide plate frame 1.2 is provided with a wire hole 1.2.1 for connecting a pull wire 2, and the position of the pull wire 2 can be adjusted through the slide plate frame 1.2 according to the specification of the acute frog 3, as shown in fig. 4. The first sliding groove 1.2.5 and the second sliding groove 1.2.6 are arranged on the sliding plate frame 1.2 body and used for achieving sliding connection with the first plate body 1.1.1/the second plate body 1.1.2.
The first plate body 1.1.1 and the second plate body 1.1.2 are both provided with a first graduated scale; a second graduated scale is arranged on the sliding plate frame 1.2 at a position corresponding to the first graduated scale; in this embodiment, the zero scale of the first scale coincides with the intersection line of the first plate 1.1.1 and the second plate 1.1.2 (i.e. coincides with the intersection line formed by the end surfaces of the two rails at the end of the frog); for a fixed-type frog, the distance from the center line of the rail web of the end face of the frog to the intersection line formed by the extension of the end faces of two steel rails at the end part of the frog is determined, the zero scale mark of the second scale can be aligned with the corresponding distance value on the first scale, and then the wire frame 1 is placed on the end face of the steel rail, so that the center line of the rail web of the steel rail can be found through the zero scale mark of the second scale by enabling the intersection line of the first plate body 1.1.1 and the second plate body 1.1.2 to be superposed with the intersection line formed by the extension of the end faces of the two steel rails at the two ends of the frog, and a reference standard is provided for subsequent marking.
Still be equipped with the locating surface 1.2.2 that aligns with the zero scale mark of second scale on the slide plate frame 1.2, locating surface 1.2.2 is used for fixing a position the web of a rail central line of acute angle frog 3, then draws a line on the rail along the sideline of locating surface 1.2.2, can obtain the web of a rail central line of rail.
The slide plate frame 1.2 is also provided with a fixing piece 1.2.3 for fixing the position between the slide plate frame 1.2 and the first plate body 1.1.1 or between the slide plate frame 1.2 and the second plate body 1.1.2; in this embodiment, mounting 1.2.3 is set screw, is equipped with the screw hole that runs through on carriage 1.2 body, and set screw 1.2.3 is installed on the screw hole, and set screw's screw rod tip supports and leans on first plate body 1.1.1 or second plate body 1.1.2, realizes carriage frame 1.2's position fixing.
The skateboard frame 1.2 is also provided with a locking piece 1.2.4 for tightly supporting the skateboard frame 1.2 on the steel rail of the frog; in this embodiment, the creel 1.2 is provided with two L-shaped extension brackets, so that the locking member 1.2.4 mounted on the first L-shaped extension bracket 1.2.7a can abut against the top surface of the steel rail, and the locking member 1.2.4 mounted on the second L-shaped extension bracket 1.2.7b can abut against the outer side surface of the rail web, and the creel 1 is fixed on two steel rails at two ends of the frog, i.e. the toe end of the acute-angle frog 3 or the heel end of the acute-angle frog 3, by combining the creel bracket 1.2 on the first plate 1.1.1 and the second plate 1.1.2, as shown in fig. 4 and 5; the locking piece 1.2.4 is a locking screw in threaded fit with the L-shaped extension bracket.
The use method of the frog working edge inspection tool comprises the following steps: according to the distance value from the center line of the rail web of the acute frog 3 with the corresponding type to the intersection line formed by the extension of the end faces of two steel rails at the two ends of the frog, the relative positions of the slide plate frame 1.2 and the first plate body 1.1.1/the second plate body 1.1.2 are adjusted, and the slide plate frame 1.2 is fixed through a fixing piece 1.2.3; then, the two line racks 1 are respectively arranged at two ends of the acute-angle frog 3 (namely the heel end and the toe end of the acute-angle frog 3) through locking pieces 1.2.4, so that the main boards 1.1 of the two line racks 1 are respectively attached to the end surfaces of the steel rails at the heel end of the acute-angle frog 3 or the toe end of the acute-angle frog 3; two wire frames 1 are connected through two pull wires 2 which are respectively arranged along the length direction of two groups of working edges, so that the pull wires 2 are in a straightening and tightening state; marking lines (rail waist central lines) according to the positioning surfaces 1.2.2 on the sliding plate frames 1.2; and finally, judging whether the working edge of the blank of the acute-angle frog 3 is obviously bent or not by visually observing the parallel relation between the stay wire 2 and the corresponding working edge or measuring and detecting the gap L by a measuring tool.
Example 2:
the difference between this embodiment and embodiment 1 is that a frog working edge inspection tool is used for working edge inspection of an obtuse frog 4, and the positions of the carriage 1.2 on the first plate 1.1.1 and the second plate 1.1.2 are asymmetrically arranged (because the distance from the center line of the web of two rails at the same end of the frog to the intersection line formed by the end surface extensions of the two rails is different).
The structure of the obtuse frog 4 is shown in fig. 6, in this embodiment, two line racks 1 are arranged at the left end and the right end of the obtuse frog 4, and two pull lines 2 are arranged along the length direction of two working edges (not shown in fig. 6); the intersection line of the first plate body 1.1.1 and the second plate body 1.1.2 coincides with the intersection line formed by the extension of the end surfaces of the two steel rails at the left end or the right end of the frog, and the positions of the sliding plate frame 1.2 on the first plate body 1.1.1 and the second plate body 1.1.2 are adjusted according to the distance between the center line of the rail waist of the two steel rails at the two ends and the intersection line formed by the extension of the end surfaces of the two steel rails, so that the straightness of the working edge of the obtuse frog 4 can be checked.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A frog working edge inspection tool is characterized by comprising two wire racks (1) arranged at two ends of the frog in the length direction, wherein the two wire racks (1) are connected through two pull wires (2), and the two pull wires (2) are respectively arranged in the length direction of two working edges of the frog; in the inspection process, the pull wires (2) are in a tensioned linear state, and a detection gap is reserved between each pull wire (2) and the corresponding working edge.
2. Frog working edge testing tool according to claim 1, characterized in that it further comprises a gauge for measuring the detection gap between the stay wire (2) and its corresponding working edge.
3. Frog working edge inspection tool according to claim 1 or 2, characterized in that the inspection gap between the stay wire (2) and its corresponding working edge is 5-20 mm.
4. Frog working edge inspection tool according to claim 1, characterized in that the line stand (1) comprises a main plate (1.1); the main board (1.1) comprises a first board body (1.1.1) and a second board body (1.1.2); the first plate body (1.1.1) and the second plate body (1.1.2) are connected to form an included angle I; and the included angle I is the same as the included angle II formed by the end surfaces of the two steel rails positioned at the two ends of the frog in the length direction.
5. Frog working edge testing tool according to claim 4, characterized in that the first plate (1.1.1) and the second plate (1.1.2) are arranged symmetrically with respect to the intersection line of the two plates.
6. The frog working edge inspection tool according to claim 4, characterized in that the line frame (1) further comprises two carriage frames (1.2) slidably connected to the first plate body (1.1.1) and the second plate body (1.1.2), respectively; the slide plate frame (1.2) is provided with a wire hole (1.2.1) for connecting the pull wire (2).
7. Frog working edge inspection tool according to claim 6, characterized in that the first plate (1.1.1) and the second plate (1.1.2) are provided with a first scale; and a second graduated scale is arranged on the sliding plate frame (1.2) at a position corresponding to the first graduated scale.
8. Frog working edge inspection tool according to claim 7, characterized in that the carriage frame (1.2) is further provided with a positioning surface (1.2.2) aligned with the zero scale line of the second scale, and the positioning surface (1.2.2) is used for positioning the center line of the frog web.
9. Frog working edge testing tool according to claim 6, characterized in that the carriage frame (1.2) is further provided with a fixing member (1.2.3) for fixing the position between the carriage frame (1.2) and the first plate body (1.1.1) or between the carriage frame (1.2) and the second plate body (1.1.2).
10. The frog working edge inspection tool according to claim 6, characterized in that the carriage frame (1.2) is further provided with a locking member (1.2.4), and the wire frame (1) is fixed on the steel rail of the frog by the combination of the carriage frame (1.2) on the first plate body (1.1.1) and the second plate body (1.1.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023008894.9U CN213455270U (en) | 2020-12-14 | 2020-12-14 | Frog working edge inspection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023008894.9U CN213455270U (en) | 2020-12-14 | 2020-12-14 | Frog working edge inspection tool |
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| Publication Number | Publication Date |
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| CN213455270U true CN213455270U (en) | 2021-06-15 |
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| CN202023008894.9U Active CN213455270U (en) | 2020-12-14 | 2020-12-14 | Frog working edge inspection tool |
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| CN (1) | CN213455270U (en) |
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