CN216283195U - Portable ultra-precision angular contact bearing roundness measuring device - Google Patents
Portable ultra-precision angular contact bearing roundness measuring device Download PDFInfo
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- CN216283195U CN216283195U CN202122926077.XU CN202122926077U CN216283195U CN 216283195 U CN216283195 U CN 216283195U CN 202122926077 U CN202122926077 U CN 202122926077U CN 216283195 U CN216283195 U CN 216283195U
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Abstract
The utility model provides a portable ultra-precision angular contact bearing circularity measuring device, relates to the bearing equipment field, including the mount pad, be equipped with central screw hole on the mount pad, central screw hole circumference all around is equipped with four spouts, sliding fit has the slider in the spout, be equipped with locating component and determine module on the mount pad, locating component includes the arc, the arc has four and is connected with four sliders respectively, four be equipped with the fastener between the arc, the fastener cooperatees with the arc in order to realize the arc along spout linear motion, the arc bottom with the mount pad surface contacts, arc one side is equipped with the erection column, erection column one end is equipped with the ball. The utility model has simple structure, convenient operation and small volume, is more beneficial to the operation of workers compared with the traditional device, and has strong practicability.
Description
Technical Field
The utility model relates to the field of bearing equipment, in particular to a portable roundness measuring device for an ultra-precise angular contact bearing.
Background
The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body. In the production process of the bearing, in order to guarantee the precision of the bearing, the roundness of the bearing needs to be measured.
Among the prior art, the bearing circularity measuring device is bulky mostly, and the structure is complicated, and quality control personnel carry inconveniently in the spot check detection to the bearing, and utilize bearing circularity measuring device to carry out the bearing before the circularity detects it and need fix the bearing, then install the amesdial and detect it again, and traditional bearing is fixed comparatively complicated, can not realize once fixing, need adjust a plurality of directions square can be fixed, and this kind of fixed drawback is more, leads to detection efficiency lower, is unfavorable for quality control personnel's spot check to detect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the background technology, and then provides a portable ultra-precision angular contact bearing roundness measuring device.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides a portable ultra-precision angular contact bearing circularity measuring device, includes the mount pad, be equipped with central screw hole on the mount pad, central screw hole circumference all around is equipped with four spouts, sliding fit has the slider in the spout, be equipped with locating component and determine module on the mount pad, locating component includes the arc, the arc has four and is connected with four sliders respectively, four be equipped with the fastener between the arc, the fastener cooperatees with the arc in order to realize the arc along spout linear motion, the arc bottom with the mount pad surface contacts, arc one side is equipped with the erection column, erection column one end is equipped with the ball.
Furthermore, the detection assembly comprises a groove plate, the groove plate is connected with the side wall of the mounting seat, a lead screw is connected in the groove plate in a rotating mode, one end of the lead screw penetrates through the wall of the groove plate and is connected with a rocker, a moving block is in threaded fit with the lead screw, the moving block is in sliding fit with the groove plate, and a dial indicator is arranged on the moving block.
Further, the bearing is placed on the mounting seat, the fastener is adjusted, the ball is in contact with the inner wall of the bearing, and the ball ensures that the bearing can rotate after being fixed.
Furthermore, the groove plate and one of the sliding grooves are on the same straight line, and detection accuracy is improved.
Furthermore, the pointer of the dial indicator is opposite to one of the ball bearings.
Further, the fastener includes fixed threaded rod, fixed threaded rod with central screw hole cooperatees, the last round platform that is equipped with of fixed threaded rod, the round platform reduces in proper order from last to diameter down, be equipped with the connecting rod on the round platform, the one end of connecting rod is connected with the seat of screwing, rotates the seat of screwing, and the round platform is down, because the characteristic of its structure, after the round platform contacts with the arc, four arcs drive the ball to the dispersion all around simultaneously and are close to the bearing inner wall.
Compared with the prior art, the utility model has the beneficial effects that: the device is simple in structure, small in size and convenient and fast to operate, a bearing is placed on the mounting seat, the screwing seat is rotated to drive the circular truncated cone to move downwards, when the circular truncated cone is contacted with the arc-shaped plates, the four arc-shaped plates simultaneously disperse towards the periphery to drive the balls to be close to the inner wall of the bearing, at the moment, the position of the bearing is fixed, a worker can adjust the position of the dial indicator by rotating the rocker, and when a pointer of the dial indicator is contacted with the outer ring of the bearing, the roundness of the bearing can be measured.
Drawings
FIG. 1 is a schematic view of a central threaded hole of the present invention;
FIG. 2 is a schematic view of a fastener installation of the present invention;
FIG. 3 is a perspective view of the fastener;
FIG. 4 is an enlarged view of a portion of FIG. 1;
wherein: the device comprises a mounting base 1, a sliding groove 11, a central threaded hole 12, a positioning assembly 2, an arc plate 21, a mounting column 22, a ball 23, a fixed threaded rod 24, a circular truncated cone 25, a connecting rod 26, a screwing base 27, a detection assembly 3, a groove plate 31, a lead screw 32, a rocker 33 and a dial indicator 34.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The utility model is further illustrated with reference to the accompanying drawings and examples:
as shown in fig. 1 to 4, a portable ultra-precision angular contact bearing roundness measuring device comprises a mounting base 1, wherein a central threaded hole 12 is formed in the mounting base, four sliding grooves 11 are formed in the periphery of the central threaded hole, sliding blocks are arranged in the sliding grooves in a sliding fit mode, a positioning assembly 2 and a detection assembly 3 are arranged on the mounting base, the positioning assembly comprises four arc-shaped plates 21, the four arc-shaped plates are respectively connected with the four sliding blocks, fasteners 27 are arranged among the four arc-shaped plates, the fasteners are matched with the arc-shaped plates to achieve linear motion of the arc-shaped plates along the sliding grooves, the bottoms of the arc-shaped plates are in contact with the surface of the mounting base, one sides of the arc-shaped plates are provided with mounting columns 22, balls 23 are arranged at one ends of the mounting columns, bearings 4 are placed on the mounting base, the fasteners are adjusted, the balls are in contact with the inner walls of the bearings, and the balls are guaranteed to rotate after the positions of the bearings are fixed, the detection assembly comprises a groove plate 31, the groove plate is connected with the side wall of the mounting seat, the groove plate and one of the sliding grooves are in the same straight line, a lead screw 32 is connected in the groove plate in a rotating mode, one end of the lead screw penetrates through the wall of the groove plate and is connected with a rocker 33, a moving block is arranged on the lead screw in a threaded fit mode, the moving block is in sliding fit with the groove plate, a dial indicator 34 is arranged on the moving block, and a pointer of the dial indicator is opposite to one of the balls.
This device is small for traditional bearing circularity measuring device relatively, and the quality is light, the part is a body coupling, makes things convenient for the staff to carry, and traditional bearing circularity measuring device is loaded down with trivial details carrying out fastening in-process adjustment mode to the bearing, and this design only can be fixed the bearing through the rotation of fastener, and can not hinder the rotation of bearing in the circularity testing process after fixing, and the amesdial need not constantly dismantle among the traditional bearing circularity measuring device, and the amesdial does not need frequently to dismantle among this device, rotates the rocker and can adjust the amesdial position, and easy operation, detection efficiency is high.
The fastener includes threaded rod 24, threaded rod with central screw hole cooperatees, threaded rod is last to be equipped with round platform 25, the diameter reduces from last to down in proper order, be equipped with connecting rod 26 on the round platform, the one end of connecting rod is connected with the seat of screwing 27, rotates the seat of screwing, and the round platform is down, because the characteristic of its structure, after the round platform contacts with the arc, four arcs drive the ball to the dispersion all around simultaneously and are close to the bearing inner wall.
In the concrete working process of this device, only need place the bearing on the mount pad, then it is down to rotate the seat of screwing and drive the round platform, after the round platform contacts with the arc, four arcs drive the ball to disperse all around simultaneously and are close to the bearing inner wall, at this moment, the bearing position obtains fixedly, then, the staff rotates the rocker and can adjust the amesdial position, pointer contact bearing inner race when the amesdial, and the pointer reading of amesdial is in when middle numerical value, manual bearing is rotary motion, the gauge needle horizontal hunting of amesdial can be seen to this in-process, the maximum value of the reading that utilizes to show in the amesdial subtracts the minimum and is the circularity deviation value of bearing, and the operation is simple, and high detection efficiency.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a portable ultra-precision angular contact bearing roundness measuring device, includes the mount pad, its characterized in that, be equipped with central screw hole on the mount pad, central screw hole circumference all around is equipped with four spouts, sliding fit has the slider in the spout, be equipped with locating component and determine module on the mount pad, locating component includes the arc, the arc has four and is connected with four sliders respectively, four be equipped with the fastener between the arc, the fastener cooperatees with the arc, the arc bottom with the mount pad surface contacts, arc one side is equipped with the erection column, erection column one end is equipped with the ball.
2. The portable ultra-precision angular contact bearing roundness measuring device according to claim 1, wherein the detecting assembly comprises a groove plate, the groove plate is connected with the side wall of the mounting seat, a lead screw is rotationally connected in the groove plate, one end of the lead screw penetrates through the wall of the groove plate and is connected with a rocker, a moving block is in threaded fit on the lead screw, the moving block is in sliding fit with the groove plate, and a dial indicator is arranged on the moving block.
3. The portable ultra-precision angular contact bearing roundness measuring device of claim 1, wherein the fastener comprises a fixed threaded rod, the fixed threaded rod is matched with the central threaded hole, a round table is arranged on the fixed threaded rod, the diameter of the round table is reduced from top to bottom in sequence, a connecting rod is arranged on the round table, and a screwing seat is connected to one end of the connecting rod.
4. The portable roundness measuring apparatus for ultra-precise angular contact bearings according to claim 2, wherein the slot plate is aligned with one of the sliding grooves.
5. The portable roundness measuring apparatus for ultra-precise angular contact bearings according to claim 2, wherein the pointer of the dial indicator faces one of the balls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122926077.XU CN216283195U (en) | 2021-11-26 | 2021-11-26 | Portable ultra-precision angular contact bearing roundness measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122926077.XU CN216283195U (en) | 2021-11-26 | 2021-11-26 | Portable ultra-precision angular contact bearing roundness measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216283195U true CN216283195U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122926077.XU Active CN216283195U (en) | 2021-11-26 | 2021-11-26 | Portable ultra-precision angular contact bearing roundness measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216283195U (en) |
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2021
- 2021-11-26 CN CN202122926077.XU patent/CN216283195U/en active Active
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