CN210981208U

CN210981208U - Axle box axiality detects frock

Info

Publication number: CN210981208U
Application number: CN201921742520.4U
Authority: CN
Inventors: 赵延超; 石松会; 刘金铎; 魏壮基
Original assignee: Qingdao Yuanfu Machinery Co ltd
Current assignee: Qingdao Yuanfu Machinery Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-07-10
Anticipated expiration: 2029-10-17

Abstract

The utility model belongs to the technical field of the axiality, especially, be an axle box axiality detects frock, comprising a base plate, the top fixed mounting of bottom plate has the curb plate, one side fixed mounting of curb plate has two fixed blocks, rotates on two fixed blocks and installs same threaded rod, be equipped with ranging mechanism on the threaded rod, rotate on the curb plate and install the worm, fixed cover is equipped with the worm wheel on the threaded rod, and worm wheel mesh mutually, the one end fixed mounting of worm has the crank. The utility model discloses the axiality of counter shaft box that can be accurate detects, and is comparatively convenient.

Description

Axle box axiality detects frock

Technical Field

The utility model relates to a axiality technical field especially relates to an axle box axiality detects frock.

Background

The coaxiality is a positioning tolerance, the theoretical correct position is a reference axis, and different points of the measured axis to the reference axis can appear in all directions of space, so that the tolerance band is a cylinder taking the reference axis as the axis, the tolerance value is the diameter of the cylinder, and symbols are added before the tolerance value.

The axle box body is used as an important component part of a train connected with a framework, bears the gravity of a whole train and simultaneously plays a role in transmission traction, the size requirement is high, some devices for traditional coaxiality detection are detected through a micrometer, however, the appearance of the axle box body is irregular, the detection is inconvenient, and therefore the axle box body coaxiality detection tool is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the axle box axiality that provides detects frock.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an axle box axiality detects frock, includes the bottom plate, the top fixed mounting of bottom plate has the curb plate, one side fixed mounting of curb plate has two fixed blocks, rotates on two fixed blocks and installs same threaded rod, be equipped with ranging mechanism on the threaded rod, it installs the worm to rotate on the curb plate, fixed cover is equipped with the worm wheel on the threaded rod, and worm wheel mesh mutually, the one end fixed mounting of worm has the crank.

Preferably, ranging mechanism still includes fixed plate, upper boom, slide, distance sensor, lower beam and sighting rod, sighting rod fixed mounting is two one side that the fixed block is close to each other, fixed plate fixed mounting be in one side that the curb plate was kept away from to the sighting rod, upper boom fixed mounting be in the bottom of fixed plate, the slide threaded mounting be in on the threaded rod, lower beam fixed mounting be in the top of slide, slide and sighting rod sliding connection.

Preferably, the mark post is provided with scales.

Preferably, first bearing holes are formed in one side, close to each other, of each of the two fixing blocks, two first bearings are fixedly sleeved on the threaded rod, and outer rings of the two first bearings are fixedly connected with the inner walls of the two first bearing holes respectively.

Preferably, the top fixed mounting of bottom plate has the bearing piece, the second bearing hole has all been seted up to one side that bearing piece and curb plate are close to each other, fixed cover is equipped with two second bearings on the worm, the outer lane of two second bearings respectively with the inner wall fixed connection in two second bearing holes.

Preferably, the top of fixed plate has been seted up and has been dodged the hole, the threaded rod runs through and dodges the hole.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device matches through bottom plate, curb plate, the fixed block, the threaded rod, the fixed plate, the upper boom, the slide, distance sensor, the lower beam, the worm wheel, crank and sighting rod, overlap the bearing hole that axle box is used for installing the bearing on upper boom and lower beam, make the top of dead eye contact with upper boom, rotate the crank again, make the bottom of lower boom contact with the bottom inner wall of dead eye, at this moment, the reading that reads distance sensor and then the internal diameter of axle box dead eye, the scale on the sighting rod can be used for carrying out the calibration, confirm the normal operating of device, rotate the axle box again, measure multiunit internal diameter, do the calculation of bearing degree with the internal diameter difference

The utility model discloses the axiality of counter shaft box that can be accurate detects, and is comparatively convenient.

Drawings

FIG. 1 is a schematic structural diagram of the present invention

Fig. 2 is an enlarged schematic structural diagram of the part a of the present invention.

In the figure: 1. a base plate; 2. a side plate; 3. a fixed block; 4. a threaded rod; 5. a fixing plate; 6. a rod is arranged; 7. a slide plate; 8. a distance sensor; 9. a lower rod; 10. a worm; 11. a worm gear; 12. a crank; 13. a marker post.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a shaft box coaxiality detection tool comprises a bottom plate 1, wherein a side plate 2 is fixedly installed at the top of the bottom plate 1, two fixed blocks 3 are fixedly installed on one side of the side plate 2, the same threaded rod 4 is rotatably installed on the two fixed blocks 3, a distance measuring mechanism is arranged on the threaded rod 4, a worm 10 is rotatably installed on the side plate 2, a worm wheel 11 is fixedly sleeved on the threaded rod 4, the worm 10 is meshed with the worm wheel 11, and a crank 12 is fixedly installed at one end of the worm 10;

the distance measuring mechanism further comprises a fixing plate 5, an upper rod 6, a sliding plate 7, a distance sensor 8, a lower rod 9 and a marker post 13, wherein the marker post 13 is fixedly arranged on one side of the two fixing blocks 3 close to each other, the fixing plate 5 is fixedly arranged on one side of the marker post 13 far away from the side plate 2, the upper rod 6 is fixedly arranged at the bottom of the fixing plate 5, the sliding plate 7 is arranged on a threaded rod 4 in a threaded manner, the lower rod 9 is fixedly arranged at the top of the sliding plate 7, the sliding plate 7 is in sliding connection with the marker post 13, the marker post 13 is provided with scales, first bearing holes are respectively formed in one side of the two fixing blocks 3 close to each other, two first bearings are fixedly sleeved on the threaded rod 4, the outer rings of the two first bearings are respectively and fixedly connected with the inner walls of the two first bearing holes, bearing blocks are fixedly arranged at the top of the bottom plate 1, outer rings of two second bearings are respectively fixedly connected with the inner walls of two second bearing holes, an avoidance hole is formed in the top of a fixing plate 5, a threaded rod 4 penetrates through the avoidance hole, bearing holes for mounting bearings of an axle box are sleeved on an upper rod 6 and a lower rod 9 through a bottom plate 1, a side plate 2, a fixing block 3, the threaded rod 4, the fixing plate 5, an upper rod 6, a sliding plate 7, a distance sensor 8, the lower rod 9, a worm 10, a worm wheel 11, a crank 12 and a mark rod 13, so that the tops of the bearing holes are in contact with the upper rod 6, the crank 12 is rotated, the bottom of the lower rod 9 is in contact with the inner wall of the bottom of the bearing hole, at the moment, the inner diameter of the bearing hole of the axle box can be calibrated by reading the reading of the distance sensor 8, the scale on the mark rod 13 can be used for confirming the normal operation of the device, then the inner diameters of a plurality, the utility model discloses the axiality of counter shaft box that can be accurate detects, and is comparatively convenient.

The working principle is as follows: when the device is used, the bottom of the fixed plate 5 is provided with 0 scale mark, a bearing hole of the axle box for mounting a bearing is sleeved on the upper rod 6 and the lower rod 9, the top of the bearing hole is in contact with the upper rod 6, the crank 12 is rotated, the crank 12 drives the worm 10 to rotate, the worm 10 drives the worm wheel 11 to rotate, the worm wheel 11 drives the threaded rod 4 to rotate, the threaded rod 4 drives the sliding plate 7 to move downwards, the sliding plate 7 drives the lower rod 9 to move downwards, the bottom of the lower rod 9 is in contact with the inner wall of the bottom of the bearing hole, at the moment, the reading measured by the distance sensor 8 is read, the inner diameter of the axle box bearing hole is measured, and the scale on the mark rod 13 can be used for calibration;

and rotating the axle box to measure a plurality of groups of inner diameters, and calculating the bearing degree by taking the inner diameters as difference values.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an axle box axiality detects frock, includes bottom plate (1), its characterized in that: the top fixed mounting of bottom plate (1) has curb plate (2), one side fixed mounting of curb plate (2) has two fixed blocks (3), rotates on two fixed blocks (3) and installs same threaded rod (4), be equipped with ranging mechanism on threaded rod (4), rotate on curb plate (2) and install worm (10), fixed cover is equipped with worm wheel (11) on threaded rod (4), and worm (10) meshes with worm wheel (11) mutually, the one end fixed mounting of worm (10) has crank (12).

2. The axle box coaxiality detection tool according to claim 1, characterized in that: ranging mechanism still includes fixed plate (5), upper boom (6), slide (7), distance sensor (8), lower beam (9) and sighting rod (13), sighting rod (13) fixed mounting is two one side that fixed block (3) are close to each other, fixed plate (5) fixed mounting be in one side of curb plate (2) is kept away from in sighting rod (13), upper boom (6) fixed mounting be in the bottom of fixed plate (5), slide (7) screw thread is installed on threaded rod (4), lower beam (9) fixed mounting be in the top of slide (7), slide (7) and sighting rod (13) sliding connection.

3. The axle box coaxiality detection tool according to claim 2, characterized in that: the mark post (13) is provided with scales.

4. The axle box coaxiality detection tool according to claim 1, characterized in that: first bearing hole has all been seted up to one side that two fixed blocks (3) are close to each other, fixed cover is equipped with two first bearings on threaded rod (4), the outer lane of two first bearings respectively with the inner wall fixed connection in two first bearing holes.

5. The axle box coaxiality detection tool according to claim 2, characterized in that: the top fixed mounting of bottom plate (1) has the bearing piece, the second bearing hole has all been seted up to one side that bearing piece and curb plate (2) are close to each other, fixed cover is equipped with two second bearings on worm (10), the outer lane of two second bearings respectively with the inner wall fixed connection in two second bearing holes.

6. The axle box coaxiality detection tool according to claim 2, characterized in that: the top of fixed plate (5) has been seted up and has been dodged the hole, threaded rod (4) run through and dodge the hole.