CN214502412U - Rolling element roundness detection tool - Google Patents
Rolling element roundness detection tool Download PDFInfo
- Publication number
- CN214502412U CN214502412U CN202120918834.6U CN202120918834U CN214502412U CN 214502412 U CN214502412 U CN 214502412U CN 202120918834 U CN202120918834 U CN 202120918834U CN 214502412 U CN214502412 U CN 214502412U
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- carousel
- push rod
- rolling element
- cylindrical roller
- roundness detection
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model belongs to the technical field of the rolling element roundness detection and specifically relates to a rolling element roundness detection frock, which comprises a rotating disk, the centre of a circle department of carousel begins to have most advanced down and endocentric bell groove, still is provided with the push rod that the tight cylindrical roller of several clamp on the carousel, the push rod removes and can be static towards the carousel centre of a circle, and the push rod is parallel with the carousel, the inner fixed connection montant of push rod, montant lateral surface place erects the line perpendicular with the carousel. The use of this device can guarantee when placing cylindrical roller, utilizes the bell jar for cylindrical roller and the coincidence of the vertical line in disc centre of a circle place or limit are close, thereby can reduce cylindrical roller and take place eccentric pivoted probability, and then improve the accurate nature of measurement.
Description
Technical Field
The utility model belongs to rolling element roundness detection, specifically speaking are rolling element roundness detection frock.
Background
The moving body is the core element in the rolling bearing, and because of the existence of the moving body, rolling friction exists between opposite moving surfaces. The rolling elements may be balls, cylindrical rollers, tapered rollers, needle rollers, etc.
When the roundness of the cylindrical roller is measured, the cylindrical roller needs to be placed on a turntable of a roundness measuring instrument and then measured by a measuring head. Wherein, when placing cylindrical roller, current mode is that the staff coincides cylindrical roller's axle center and carousel centre of a circle and fixes cylindrical roller again through the mode of range estimation, and there is certain error in this mode to lead to measuring the precision poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rolling element roundness detection frock for solve the defect among the prior art.
The utility model discloses a following technical scheme realizes:
the utility model provides a rolling element roundness detection frock, includes the carousel, the centre of a circle department of carousel begins to have most advanced down and endocentric bell groove, still is provided with the push rod that the tight cylindrical roller of several clamp on the carousel, the push rod removes and can be static towards the carousel centre of a circle, and the push rod is parallel with the carousel, the inner fixed connection montant of push rod, the montant lateral surface is in the vertical line and is perpendicular with the carousel.
This device is when using, place cylindrical roller in the conical chute, because the conical chute most advanced down and concentric with the carousel, consequently placing cylindrical roller back in the conical chute, cylindrical roller's the centre of a circle can be close towards centre of a circle place vertical line coincidence or very near with the toper, then remove the push rod, make the push rod drive the montant and remove towards cylindrical roller and make cylindrical roller's lateral surface and correspond the montant and laminate completely, thereby the montant not only supports cylindrical roller, make cylindrical roller and carousel arrange perpendicularly simultaneously, then start the carousel, utilize the measuring head to measure. Because the cylindrical roller coincides with the vertical line of the circle center of the rotary table or the limit of the cylindrical roller is close to the vertical line of the circle center of the rotary table, the probability of eccentric rotation of the cylindrical roller when the cylindrical roller rotates along with the rotary table is reduced, and the accuracy of measurement can be improved.
Preferably, the turntable is provided with three push rods, and the circumferential angles enclosed by the inner ends of the two adjacent push rods are equal. The push rod is the cylindrical roller, and the use amount of the push rod is reduced on the premise that the stability of the cylindrical roller can be met in three directions.
Preferably, the outer end of the push rod is rotatably connected with a screw rod, the screw rod is in threaded connection with a nut, and the nut is fixedly connected with the rotary table. Screw rod threaded connection can not only promote the removal of push rod through rotatory screw rod mode in the nut, when not needing the push rod to remove, can guarantee the push rod motionlessness simultaneously.
Preferably, the push rod is fixedly connected with a sliding block towards one end of the circle center of the rotary table, the sliding blocks are all connected onto a sliding rail in a sliding mode, and the sliding rails are all fixedly connected onto the rotary table. The slider slides on the slide rail and can provide stable support for the push rod satisfying under the push rod uses the prerequisite, prevents that the push rod from taking place to buckle the montant that leads to and follow the push rod slope, and then guarantees device normal use.
Preferably, the vertical rod is fixedly connected with a level gauge, and the level gauge is parallel to the rotary disc. Staff can observe the montant state through observing the spirit level, and then can observe out the montant in advance and whether incline to guarantee the measuring accuracy.
Preferably, the outer end of the screw is provided with a rotating handle. The handle can be rotated to facilitate rotation of the screw.
The utility model has the advantages that: the use of this device can guarantee when placing cylindrical roller, utilizes the bell jar for cylindrical roller and the coincidence of the vertical line in disc centre of a circle place or limit are close, thereby can reduce cylindrical roller and take place eccentric pivoted probability, and then improve the accurate nature of measurement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a profile view of the push rod;
FIG. 3 is an enlarged view of section I of FIG. 1;
fig. 4 is a view showing the placement of the cylindrical rollers.
Shown in the figure:
1. the device comprises a rotary table, 2, a conical groove, 3, a push rod, 4, a vertical rod, 5, a screw rod, 6, a nut, 7, a sliding block, 8, a sliding rail, 9, a rotating handle, 10 and a level gauge.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A rolling body roundness detection tool, as shown in figures 1-4. Including carousel 1, the centre of a circle department of carousel 1 begins to have most advanced down and endocentric bell jar 2, still is provided with three push rod 3 on the carousel 1, and the inner circumferential angle of enclosing of 3 inner of two adjacent push rods equals, and 3 outer ends of push rod rotate connecting screw 5, and 5 threaded connection of screw rod are on nut 6, and 6 fixed connection of nut are on carousel 1, and push rod 3 is parallel with carousel 1, the inner fixed connection montant 4 of push rod 3, 4 lateral surfaces of montant place vertical line is perpendicular with carousel 1.
This device is when using, place cylindrical roller in conical chute 2, because conical chute 2 most advanced down and with carousel 1 concentric, consequently place cylindrical roller in conical chute 2 back, cylindrical roller's the centre of a circle can be towards centre of a circle place vertical line coincidence or very close with the toper, then rotatory screw rod 5 is because screw rod 5 threaded connection is on nut 6, nut 6 fixed connection is on carousel 1 and screw rod 5 inner rotates connection push rod 3, therefore, screw rod 5 drives push rod 3 and removes when rotating, make push rod 3 drive montant 4 move and adjust cylindrical roller towards cylindrical roller, make cylindrical roller's lateral surface laminate with corresponding montant 4 completely, thereby montant 4 not only supports cylindrical roller, make cylindrical roller and carousel 1 vertical arrangement simultaneously, then start carousel 1, utilize the measuring head to measure. Because the cylindrical roller coincides with the vertical line of the center of the circle of the turntable 1 or the limit of the cylindrical roller is close to the vertical line of the center of the circle of the turntable 1, the probability of eccentric rotation of the cylindrical roller when the cylindrical roller rotates along with the turntable 1 is reduced, and the accuracy of measurement can be improved.
The vertical rod 4 is fixedly connected with a level gauge 10, and the level gauge 10 is parallel to the rotary table 1. Staff can observe the montant 4 state through observing spirit level 10, and then can observe out montant 4 in advance and whether incline to guarantee the measuring accuracy nature.
The outer end of the screw rod 5 is provided with a rotating handle 9. Rotation of the screw 5 can be facilitated by rotating the handle 9.
The use of this device can guarantee when placing cylindrical roller, utilizes tapered groove 2 for cylindrical roller and the coincidence of the vertical line in disc centre of a circle place or limit are close, thereby can reduce cylindrical roller and take place eccentric pivoted probability, and then improve the accurate nature of measurement.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a rolling element roundness detection frock which characterized in that: including the carousel, the centre of a circle department of carousel begins to have most advanced downward and endocentric bell jar, still is provided with the push rod that the tight cylindrical roller of several clamp on the carousel, the push rod removes towards the carousel centre of a circle and can be static, and the push rod is parallel with the carousel, the inner fixed connection montant of push rod, the montant lateral surface place erects the line and is perpendicular with the carousel.
2. The rolling element roundness detection tool according to claim 1, characterized in that: three push rods are arranged on the rotary table, and the circumferential angles enclosed by the inner ends of the two adjacent push rods are equal.
3. The rolling element roundness detection tool according to claim 2, characterized in that: the outer end of the push rod is rotated to be connected with a screw rod, the screw rod is in threaded connection with a nut, and the nut is fixedly connected with the rotary table.
4. The rolling element roundness detection tool according to claim 3, characterized in that: the push rod is towards the one end fixed connection slider of carousel centre of a circle, the equal sliding connection of slider is on the slide rail, the equal fixed connection of slide rail is on the carousel.
5. The rolling element roundness detection tool according to claim 3, characterized in that: and a rotating handle is arranged at the outer end of the screw rod.
6. The rolling element roundness detection tool according to claim 3, characterized in that: the vertical rod is fixedly connected with a level gauge, and the level gauge is parallel to the rotary table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120918834.6U CN214502412U (en) | 2021-04-30 | 2021-04-30 | Rolling element roundness detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120918834.6U CN214502412U (en) | 2021-04-30 | 2021-04-30 | Rolling element roundness detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214502412U true CN214502412U (en) | 2021-10-26 |
Family
ID=78204445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120918834.6U Active CN214502412U (en) | 2021-04-30 | 2021-04-30 | Rolling element roundness detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214502412U (en) |
-
2021
- 2021-04-30 CN CN202120918834.6U patent/CN214502412U/en active Active
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