CN212410071U - Locomotive axle-clasping box bearing transverse momentum detection auxiliary device - Google Patents
Locomotive axle-clasping box bearing transverse momentum detection auxiliary device Download PDFInfo
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- CN212410071U CN212410071U CN202021340841.4U CN202021340841U CN212410071U CN 212410071 U CN212410071 U CN 212410071U CN 202021340841 U CN202021340841 U CN 202021340841U CN 212410071 U CN212410071 U CN 212410071U
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Abstract
The utility model relates to the technical field of locomotives, and provides a locomotive axle-clasping box bearing transverse momentum detection auxiliary device, which comprises a bracket, positioning mechanisms and a pressing mechanism, wherein the positioning mechanisms are arranged in pairs, the two positioning mechanisms in pairs are arranged on the bracket, and the two positioning mechanisms are respectively used for pressing two opposite wheels of the locomotive; the pressing mechanism comprises a power part and an extrusion part, the power part is arranged on the positioning mechanism, the extrusion part is used for being connected with an axle suspension box of the locomotive, and the power part is in driving connection with the extrusion part so that the axle suspension box moves along the axial direction of the wheels along with the extrusion part. The two positioning mechanisms respectively press the two opposite wheels, the power part of the pressing mechanism applies acting force to the extrusion part, so that the extrusion part drives the axle suspension box to move, and the movement amount of the axle suspension box can be obtained through the dial indicator at the moment, so that the transverse movement amount of the axle suspension box bearing is obtained. The power part can control the acting force applied to the pressing part, so that the constant moving acting force can be applied to the axle suspension box.
Description
Technical Field
The utility model relates to a locomotive technical field especially relates to a locomotive axle box bearing amount of traversing detection auxiliary device.
Background
The HXD2 series locomotive is one of the main heavy-duty vehicle models of the current railway freight. The HXD2 locomotive axle suspension bearing is a 2-component type tapered roller bearing which is installed back to back, supports the relative rotation motion of an axle and an axle suspension box, transmits the torque output by a traction motor, and is one of the most key parts of a locomotive running part. The safe application of the locomotive axle-clasping box bearing directly closes the driving safety of the locomotive, if faults such as fixation and the like occur, the wheels scratch the steel rail, the train stops to block a railway channel, the railway transportation is influenced, and if the faults occur, the train is off-line or overturned, so that serious consequences are caused.
The transverse amount (play) installation standard of the axle box bearing of the newly manufactured HXD2 locomotive is 0.15 mm-0.25 mm, the application limit is 0.8mm, the transverse amount of the tapered roller bearing is one of key technical indexes for safe application of the bearing, strict clamping control is needed, the transverse amount can be gradually increased along with the continuous operation of the bearing, the locomotive overhaul files require that the transverse amount of the axle box bearing of the locomotive is regularly detected, and if the transverse amount is found to be out of limit, the adjustment and the recovery are carried out in time.
The method and the device for vertically detecting the transverse momentum of the axle suspension box bearing of the locomotive in the related technology are only suitable for the single wheel set. The locomotive is used in a section, because assembly is completed, a tire position cannot be used for detecting the axle suspension box bearing, the traditional method is that a crowbar is used for applying acting force to the axle suspension box, and the transverse displacement of the axle suspension box bearing is measured and calculated.
SUMMERY OF THE UTILITY MODEL
The utility model provides a locomotive axle-hung box bearing transverse momentum detection auxiliary device to apply invariable removal effort to axle-hung box.
The utility model provides a locomotive axle box bearing transverse momentum detection auxiliary device, include:
a support;
the positioning mechanisms are arranged in pairs, the two positioning mechanisms in pairs are arranged on the bracket, and the two positioning mechanisms are respectively used for pressing two opposite wheels of the locomotive;
the compressing mechanism comprises a power part and an extrusion part, the power part is arranged on the positioning mechanism, the extrusion part is used for being connected with an axle suspension box of the locomotive, and the power part is in driving connection with the extrusion part so that the axle suspension box moves along the axial direction of the wheel along with the extrusion part.
In an embodiment of the present invention, the power unit includes a telescopic rod, the telescopic rod is movably disposed, and the telescopic rod is connected to the extruding unit.
In an embodiment of the present invention, the pressing portion includes:
the first rod body is connected with the telescopic rod;
the second rod body is connected with the first rod body;
the second rod body is an L-shaped rod body, a U-shaped accommodating groove is formed between the first rod body and the second rod body, the U-shaped accommodating groove is used for clamping and installing a traction motor on the axle suspension box, and the extrusion part is connected with the axle suspension box through the traction motor.
In an embodiment of the present invention, the power unit is a double-rod hydraulic cylinder.
In an embodiment of the present invention, the positioning mechanism includes:
the substrate is arranged on the bracket;
the base plate is connected to one end of the base plate and is used for being attached to the inner rim surface of the wheel;
and the positioning block is connected to one side of the base plate, which is far away from the base plate, and is used for being in limit contact with the groove wall of the groove of the wheel.
In one embodiment of the present invention, the positioning mechanism is movably disposed on the bracket.
In an embodiment of the present invention, the two positioning mechanisms are synchronously movably disposed, and the moving directions are opposite.
The utility model discloses an embodiment, all be provided with the nut seat on two positioning mechanism, the nut seat has the screw hole, and locomotive axle box bearing traverse volume detection auxiliary device still includes:
the two ends of the screw rod are respectively connected with the two threaded holes so as to drive the two positioning mechanisms to synchronously move along opposite directions when the screw rod rotates.
In an embodiment of the present invention, the bracket includes:
a base plate;
the number of the longitudinal channel steels is four, and the four longitudinal channel steels are arranged on the bottom plate at intervals;
the transverse channel steels are at least two, and two ends of each transverse channel steel are respectively connected with two longitudinal channel steels and arranged on the bottom plate;
the rib plate is connected with the bottom plate and the longitudinal channel steel;
the four sliding rods are respectively arranged on the four longitudinal channel steels;
the sliding blocks are multiple, at least two sliding blocks are arranged on each sliding rod, and the sliding blocks are connected with the positioning mechanism;
wherein the slide block is movably arranged relative to the slide rod.
In an embodiment of the present invention, the locomotive axle suspension box bearing traverse amount detection auxiliary device further includes:
the support is arranged on the lifting trolley, and the lifting trolley is used for driving the support to move along the vertical direction.
The utility model discloses a locomotive axle-hang box bearing transverse momentum detects auxiliary device passes through support, two mated positioning mechanism and hold-down mechanism and can applys invariable removal effort to axle-hang box. During specific operation, the two positioning mechanisms on the support respectively press the two opposite wheels, the power part of the pressing mechanism applies acting force to the extrusion part, so that the extrusion part drives the axle suspension box to move, and at the moment, the movement amount of the axle suspension box can be obtained through the dial indicator, so that the transverse movement amount of the axle suspension box bearing is obtained. The power part can control the acting force applied to the pressing part, so that the constant moving acting force can be applied to the axle suspension box.
Drawings
The various objects, features and advantages of the present invention will become more apparent from the following detailed description of the preferred embodiments of the invention, when considered in conjunction with the accompanying drawings. The drawings are merely exemplary of the invention and are not necessarily drawn to scale. In the drawings, like reference characters designate the same or similar parts throughout the different views. Wherein:
fig. 1 is a schematic diagram illustrating an application structure of a locomotive axle box bearing traverse amount detection auxiliary device according to an exemplary embodiment;
fig. 2 is a schematic structural view illustrating a locomotive axle box bearing traverse amount detection auxiliary device according to an exemplary embodiment;
fig. 3 is a schematic structural view showing a bracket of a locomotive axle box bearing traverse amount detection auxiliary device according to an exemplary embodiment;
fig. 4 is a schematic view illustrating an assembly structure of a positioning mechanism and a pressing mechanism of a locomotive axle box bearing traverse amount detection auxiliary device according to an exemplary embodiment;
FIG. 5 is a schematic diagram illustrating a positioning mechanism and a wheel of a locomotive axle box bearing traverse amount detection auxiliary device in accordance with an exemplary embodiment;
fig. 6 is a schematic diagram of a hydraulic system of a pressing mechanism of a locomotive axle box bearing traverse amount detection auxiliary device according to an exemplary embodiment.
The reference numerals are explained below:
1. a wheel; 2. axle suspension boxes; 3. a traction motor; 4. an inner rim surface; 5. a groove; 6. a dial indicator; 7. a trench boundary;
10. a support; 11. a base plate; 12. longitudinal channel steel; 13. transverse channel steel; 14. a rib plate; 15. a slide bar; 16. a slider; 20. a positioning mechanism; 21. a nut seat; 211. a threaded hole; 22. a substrate; 23. a base plate; 24. positioning blocks; 30. a hold-down mechanism; 31. a power section; 311. a telescopic rod; 32. a pressing section; 321. a first rod body; 322. a second rod body; 33. a U-shaped accommodating groove; 34. a pump; 35. a manual changeover valve; 36. a pressure gauge; 37. a pressure regulating valve; 40. a lead screw; 50. a lifting trolley.
Detailed Description
Exemplary embodiments that embody features and advantages of the invention are described in detail below. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.
In the following description of various exemplary embodiments of the invention, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various exemplary structures, systems, and steps in which aspects of the invention may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized and structural and functional modifications may be made without departing from the scope of the present invention. Moreover, although the terms "over," "between," "within," and the like may be used in this specification to describe various example features and elements of the invention, these terms are used herein for convenience only, e.g., in accordance with the orientation of the examples in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures to fall within the scope of the invention.
An embodiment of the utility model provides a locomotive axle box bearing traverse volume detection auxiliary device, please refer to fig. 1 to 5, locomotive axle box bearing traverse volume detection auxiliary device includes: a support 10; the positioning mechanisms 20 are arranged in pairs, the two positioning mechanisms 20 in pairs are arranged on the support 10, and the two positioning mechanisms 20 are respectively used for pressing two opposite wheels 1 of the locomotive; the pressing mechanism 30, the pressing mechanism 30 includes a power portion 31 and a pressing portion 32, the power portion 31 is disposed on the positioning mechanism 20, the pressing portion 32 is used for being connected with an axle suspension box 2 of the locomotive, the power portion 31 is in driving connection with the pressing portion 32, so that the axle suspension box 2 moves along the axial direction of the wheel 1 along with the pressing portion 32.
The utility model discloses a locomotive axle-hung box bearing traverse amount detection auxiliary device of an embodiment can apply invariable removal effort to axle-hung box 2 through support 10, two mated positioning mechanism 20 and hold-down mechanism 30. Specifically, when two positioning mechanisms 20 on the bracket 10 press two opposite wheels 1, respectively, and the power unit 31 of the pressing mechanism 30 applies a force to the pressing unit 32, so that the pressing unit 32 drives the axle suspension box 2 to move, the displacement of the axle suspension box 2 can be obtained by the dial indicator 6, and the traverse amount of the axle suspension box bearing can be obtained. Since the force applied by the power portion 31 to the pressing portion 32 is controllable, it is possible to apply a constant moving force to the axle suspension box 2.
In one embodiment, the power portion 31 may be a hydraulic power portion, a pneumatic power portion, or an electric portion, such as an electric telescopic mechanism.
In one embodiment, the two positioning mechanisms 20 in the pair may be respectively disposed on the inner sides of the two wheels 1, or may be respectively disposed on the outer sides of the two wheels 1, as long as it is ensured that the power portion 31 can provide effective support when driving the axle suspension box 2 to move through the pressing portion 32.
It should be noted that the pressing portion 32 is connected to the axle suspension box 2 of the locomotive, that is, the pressing portion 32 may contact the axle suspension box 2, that is, the axle suspension box 2 is driven to move by pressing the axle suspension box 2, or the pressing portion 32 may be fixedly connected to the axle suspension box 2. The squeezing portion 32 is connected to the axle suspension box 2 of the locomotive, and the two may be directly connected or indirectly connected, for example, the traction motor 3 is mounted on the axle suspension box 2, and the squeezing portion 32 is connected to the traction motor 3, so that the squeezing portion 32 is connected to the axle suspension box 2 through the traction motor 3, as shown in fig. 1.
In one embodiment, as shown in fig. 4, the power unit 31 includes a telescopic rod 311, the telescopic rod 311 is movably disposed, and the telescopic rod 311 is connected to the pressing unit 32, so that the telescopic rod 311 drives the axle suspension box 2 to move when moving.
It should be noted that there are two moving directions of the telescopic rod 311, that is, the telescopic rod 311 is in the first direction when extended, and the telescopic rod 311 is in the second direction when retracted, that is, the axle suspension box 2 can also realize the movement in two directions.
In one embodiment, as shown in fig. 1 and 4, the pressing part 32 includes: the first rod body 321, the first rod body 321 is connected with the telescopic rod 311; a second rod 322, the second rod 322 being connected to the first rod 321; the second rod 322 is an L-shaped rod, a U-shaped receiving groove 33 is formed between the first rod 321 and the second rod 322, the U-shaped receiving groove 33 is used for clamping and installing the traction motor 3 on the axle suspension box 2, and the extrusion portion 32 is connected with the axle suspension box 2 through the traction motor 3.
Referring to fig. 4, the extruding portion 32 is composed of a first rod 321 and a second rod 322, the first rod 321 is a straight rod, the second rod 322 is an L-shaped rod, and one end of the L-shaped rod is connected to the middle of the second rod 322, so that a U-shaped receiving groove 33 is formed between the first rod 321 and the second rod 322, and the first rod 321 and the second rod 322 apply a transverse acting force to a casing rib plate of the traction motor 3 mounted and fixed on the axle suspension box 2.
In one embodiment, a reinforcing rib may be connected between the first rod 321 and the second rod 322 to ensure the stability of the connection.
In one embodiment, the first rod 321 is provided with a threaded hole, and the telescopic rod 311 is in threaded connection with the first rod 321.
In one embodiment, the power unit 31 is a double-rod hydraulic cylinder, so that the telescopic rod 311 can provide the same force to the axle suspension box 2 when moving in both directions.
Specifically, the power unit 31 can move the telescopic rod 311 left and right by using a double-rod hydraulic cylinder, the output acting force is the same, and the telescopic rod 311 is a hydraulic cylinder piston rod. The extrusion part 32 is processed with threads and installed on a piston rod of the hydraulic cylinder, the extrusion part 32 applies transverse acting force to a shell rib plate of the traction motor 3 installed and fixed on the axle suspension box 2, the axle suspension box 2 and the bearing outer ring are moved, fixed pressure is applied leftwards and rightwards respectively, and the displacement of the axle suspension box, namely the transverse displacement of the axle suspension box bearing, is obtained through measurement of the dial indicator 6.
It should be noted that the dual-rod hydraulic cylinder may be driven by a rechargeable hydraulic pump or a manual hydraulic pump, and the input pressure is limited by a pressure regulating valve, and the hydraulic system is shown in fig. 6, in which the hydraulic pump 34 is communicated with both the manual switching valve 35 and the pressure regulating valve 37, the pressure gauge 36 is connected to a pipeline between the manual switching valve 35 and the pressure regulating valve 37, and the telescopic rod 311 of the dual-rod hydraulic cylinder is moved left and right by adjusting the manual switching valve 35. The moving force applied by the telescopic rod 311 to the axle suspension box 2 can be effectively controlled through the matching of the pressure regulating valve 37 and the pressure gauge 36.
It should be noted that the specific size and shape of the first rod 321 and the second rod 322 can be designed according to the size of the rib of the casing of the traction motor 3 and the stroke of the double-rod hydraulic cylinder.
In one embodiment, as shown in fig. 4 and 5, the positioning mechanism 20 includes: a substrate 22, the substrate 22 being disposed on the support 10; a backing plate 23 connected to one end of the base plate 22 for being attached to the inner rim surface 4 of the wheel 1; and the positioning block 24 is connected to one side of the base plate 23 far away from the base plate 22, and is used for being in limit contact with the groove wall of the groove 5 of the wheel 1.
With reference to fig. 4 and 5, the backing plate 23 of the positioning mechanism 20 is vertically welded to the base plate 22, and when in use, the backing plate 23 is attached to the inner rim surface 4 of the wheel 1, so that the stressed area is increased, the wheel 1 is prevented from being damaged by the reaction force, and meanwhile, the structure of the wheel 1 is utilized to weld 2 cylindrical positioning blocks 24 on the backing plate 23, so that the upper and lower positions of the positioning mechanism 20 can be accurately and quickly determined, and the positioning mechanism 20 is ensured to be parallel to the axle.
In one embodiment, the positioning mechanism 20 is movably disposed on the bracket 10 to ensure that the positioning mechanism 20 presses the wheel 1.
In one embodiment, the two positioning mechanisms 20 are synchronously and movably arranged and move in opposite directions, that is, the two positioning mechanisms 20 simultaneously move in opposite or opposite directions, so as to press on the wheel 1 or separate from the wheel 1.
In one embodiment, as shown in fig. 2 and 4, a nut seat 21 is provided on each of the two positioning mechanisms 20, the nut seat 21 has a threaded hole 211, and the auxiliary device for detecting the traverse amount of the axle box bearing of the locomotive further comprises: the two threaded holes 211 are respectively connected with the two ends of the lead screw 40, so that when the lead screw 40 rotates, the two positioning mechanisms 20 are driven to synchronously move in opposite directions.
It should be noted that the screw 40 can be rotated by an operator by means of an external auxiliary tool, but it is not excluded that the screw 40 is driven to rotate by a power component if the adjustment permits.
In one embodiment, as shown in fig. 2 and 3, the stent 10 comprises: a base plate 11; four longitudinal channel beams 12 are arranged on the bottom plate 11 at intervals; the number of the transverse channel steel 13 is at least two, and two ends of each transverse channel steel 13 are respectively connected with two longitudinal channel steel 12 and arranged on the bottom plate 11; the rib plates 14 are connected with the bottom plate 11 and the longitudinal channel steel 12; four sliding rods 15 are arranged, and the four sliding rods 15 are respectively arranged on the four longitudinal channel steels 12; a plurality of sliding blocks 16 are arranged, each sliding rod 15 is provided with at least two sliding blocks 16, and the sliding blocks 16 are connected with a positioning mechanism 20; wherein the slide 16 is movably arranged relative to the slide rod 15.
Referring to fig. 3, four longitudinal channel steels 12 are welded on a bottom plate 11, the transverse direction with larger stress is reinforced and connected by a transverse channel steel 13, the longitudinal direction is reinforced by a rib plate 14, a hole is formed in the top of each longitudinal channel steel 12, a cylindrical slide rod 15 is fixedly installed, a plurality of sliders 16 on each slide rod 15 are used for installing a positioning mechanism 20, and the positioning mechanism 20 is enabled to be movable.
Specifically, the slider 16 is mounted on the base plate 22 of the positioning mechanism 20 with bolts, so that the base plate 22 is movably disposed on the slide rod 15 via the slider 16. The nut holders 21 of the screw-nut mechanism are welded to the base plate 22, and the screw 40 of the screw-nut mechanism connects the two nut holders 21. The left and right movement and clamping of the positioning mechanism 20 are realized through the screw nut mechanism, and the positioning mechanism 20 plays a role in fixing the pressing mechanism 30 and bearing transverse action force.
In one embodiment, as shown in fig. 1, the locomotive axle box bearing traverse amount detection auxiliary device further comprises: the lifting trolley 50 is provided with the support 10, and the lifting trolley 50 is used for driving the support 10 to move in the vertical direction. The lifting trolley 50 may be a hydraulic lifting trolley, that is, the support 10 is driven by a hydraulic system to move in the vertical direction, the lifting trolley 50 may be conveniently moved in a trench, that is, moved within a trench boundary 7 as shown in fig. 1, and the height of the support 10 is adjusted according to the height of the axle suspension box 2, so as to ensure that the two positioning mechanisms 20 respectively press the two opposite wheels 1, and the pressing portion 32 of the pressing mechanism 30 may apply an acting force to the axle suspension box 2.
In one embodiment, the locomotive axle suspension box bearing traverse amount detection auxiliary device can be used for assisting in detecting and operating the traverse amount of the bearing of the locomotive axle suspension box HXD2, when in use, the lifting trolley 50 is moved to the lower part of the wheel 1, the lifting trolley 50 is lifted to a proper position, the lead screw 40 is rotated to enable the positioning mechanism 20 to be fixed on the wheels 1 on two sides, the hydraulic pump 34 is operated to move the axle suspension box 2 and the outer ring of the axle suspension box through the pressing mechanism 30, and the traverse amount of the axle suspension box bearing is obtained through measurement of the dial indicator 6, and the use schematic is shown in.
The utility model discloses a locomotive axle box bearing cross travel detection auxiliary device combines the locomotive equipment to fall into back drive unit's structural feature and the actual work environment that the locomotive overhauld in the section. The support 10 is arranged on the lifting trolley 50 and can move in the trench, so that the use is convenient. The constant acting force (for example, the technological requirement is 10KN) required by the process is applied to the axle suspension box 2 through the pressing mechanism 30, the positioning mechanism 20 is fixedly arranged relative to the wheel 1, the pressing mechanism 30 is relatively fixed with the axle and the bearing inner ring, the problem that the axle suspension box of the locomotive operated at the section cannot apply the constant acting force to move is solved, and the transverse momentum of the axle suspension box bearing of the locomotive can be rapidly and accurately detected. And can not cause damage or harmful effects to traction motor and shaft assembly when using, safe and reliable.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. The present invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and exemplary embodiments be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (10)
1. The utility model provides a locomotive axle box bearing amount of traversing detection auxiliary device which characterized in that includes:
a support (10);
the positioning mechanisms (20) are arranged in pairs, the two positioning mechanisms (20) in pairs are arranged on the bracket (10), and the two positioning mechanisms (20) are respectively used for pressing two opposite wheels (1) of the locomotive;
the compressing mechanism (30) comprises a power part (31) and an extrusion part (32), the power part (31) is arranged on the positioning mechanism (20), the extrusion part (32) is used for being connected with an axle suspension box (2) of the locomotive, and the power part (31) is in driving connection with the extrusion part (32) so that the axle suspension box (2) moves along with the extrusion part (32) along the axial direction of the wheel (1).
2. The locomotive axle box bearing traverse amount detection auxiliary device according to claim 1, characterized in that the power section (31) comprises a telescopic rod (311), the telescopic rod (311) is movably arranged, and the telescopic rod (311) is connected with the extrusion section (32).
3. The locomotive axle box bearing traverse amount detection auxiliary device according to claim 2, wherein the pressing section (32) comprises:
the first rod body (321), the first rod body (321) is connected with the telescopic rod (311);
a second rod (322), the second rod (322) being connected to the first rod (321);
wherein, the second body of rod (322) is the L type body of rod, first body of rod (321) with form U type holding tank (33) between the second body of rod (322), U type holding tank (33) are used for the centre gripping to install in traction motor (3) on axle-hung box (2), extrusion portion (32) are passed through traction motor (3) with axle-hung box (2) are connected.
4. The locomotive axle box bearing traverse amount detection auxiliary device according to claim 2, characterized in that the power section (31) is a double-rod hydraulic cylinder.
5. The locomotive axle box bearing traverse amount detection auxiliary device according to claim 1, wherein the positioning mechanism (20) comprises:
a base plate (22), the base plate (22) being disposed on the support (10);
the backing plate (23) is connected to one end of the base plate (22) and is used for being attached to the inner rim surface (4) of the wheel (1);
the positioning block (24) is connected to one side, far away from the base plate (22), of the base plate (23) and used for being in limited contact with the groove wall of the groove (5) of the wheel (1).
6. The locomotive axle box bearing traverse amount detection auxiliary device according to any one of claims 1 to 5, characterized in that the positioning mechanism (20) is movably provided on the bracket (10).
7. The locomotive axle box bearing traverse amount detection auxiliary device according to claim 6, characterized in that two said positioning mechanisms (20) are synchronously movably arranged and move in opposite directions.
8. The locomotive axle box bearing traverse amount detection auxiliary device according to claim 7, wherein a nut seat (21) is provided on each of the two positioning mechanisms (20), the nut seat (21) having a threaded hole (211), the locomotive axle box bearing traverse amount detection auxiliary device further comprising:
the two threaded holes (211) are respectively connected to two ends of the lead screw (40), so that when the lead screw (40) rotates, the two positioning mechanisms (20) are driven to synchronously move along opposite directions.
9. The locomotive axle box bearing traverse amount detection auxiliary device according to claim 6, wherein the bracket (10) comprises:
a base plate (11);
the number of the longitudinal channel steels (12) is four, and the four longitudinal channel steels (12) are arranged on the bottom plate (11) at intervals;
the number of the transverse channel steels (13) is at least two, and two ends of each transverse channel steel (13) are respectively connected with the two longitudinal channel steels (12) and arranged on the bottom plate (11);
the rib plates (14), and the rib plates (14) are connected with the bottom plate (11) and the longitudinal channel steel (12);
the number of the sliding rods (15) is four, and the four sliding rods (15) are respectively arranged on the four longitudinal channel steel (12);
the number of the sliding blocks (16) is multiple, at least two sliding blocks (16) are arranged on each sliding rod (15), and the sliding blocks (16) are connected with the positioning mechanism (20);
wherein the slide (16) is movably arranged relative to the slide bar (15).
10. The locomotive axle box bearing traverse amount detection auxiliary device according to claim 1, wherein the locomotive axle box bearing traverse amount detection auxiliary device further comprises:
the lifting trolley (50), the support (10) is arranged on the lifting trolley (50), and the lifting trolley (50) is used for driving the support (10) to move along the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021340841.4U CN212410071U (en) | 2020-07-09 | 2020-07-09 | Locomotive axle-clasping box bearing transverse momentum detection auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021340841.4U CN212410071U (en) | 2020-07-09 | 2020-07-09 | Locomotive axle-clasping box bearing transverse momentum detection auxiliary device |
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|---|---|
| CN212410071U true CN212410071U (en) | 2021-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021340841.4U Active CN212410071U (en) | 2020-07-09 | 2020-07-09 | Locomotive axle-clasping box bearing transverse momentum detection auxiliary device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358381A (en) * | 2021-06-03 | 2021-09-07 | 中车戚墅堰机车有限公司 | Method for monitoring transverse displacement of axle suspension box of power wheel pair of railway vehicle |
| CN113804468A (en) * | 2021-08-11 | 2021-12-17 | 中车大同电力机车有限公司 | Wheel pair automatic measuring device |
-
2020
- 2020-07-09 CN CN202021340841.4U patent/CN212410071U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358381A (en) * | 2021-06-03 | 2021-09-07 | 中车戚墅堰机车有限公司 | Method for monitoring transverse displacement of axle suspension box of power wheel pair of railway vehicle |
| CN113804468A (en) * | 2021-08-11 | 2021-12-17 | 中车大同电力机车有限公司 | Wheel pair automatic measuring device |
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