CN218179830U

CN218179830U - Bearing surface roundness detector

Info

Publication number: CN218179830U
Application number: CN202221955228.2U
Authority: CN
Inventors: 吴波
Original assignee: Luoyang Zhongyue Precision Bearing Co ltd
Current assignee: Luoyang Zhongyue Precision Bearing Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-12-30
Anticipated expiration: 2032-07-27

Abstract

The application relates to a bearing surface roundness detector, include: testing platform, elevating gear and amesdial, testing platform upper end from the bottom up is equipped with rotary device, backup pad and clamping mechanism in proper order, and rotary device is used for driving the backup pad and rotates, and clamping mechanism is used for pressing from both sides tight bearing that awaits measuring, and elevating gear sets up on testing platform and is located rotary device one side, and the amesdial sets up on elevating gear, and the sense terminal of amesdial is towards clamping mechanism. The roundness detection device is simple in structure, convenient to detect, capable of being suitable for detecting roundness of bearing surfaces with different inner diameters and wide in application range.

Description

Bearing surface roundness detector

Technical Field

The utility model relates to a bearing measures technical field, in particular to bearing surface circularity detector.

Background

The roundness index of the bearing is one of important form and position tolerances, the roundness of the surface of the bearing outer ring does not reach the standard, the key indexes such as rotation precision, vibration, noise and the like of the bearing are directly influenced, and meanwhile, the play, rigidity and friction torque of the bearing, even the fatigue life, the working reliability and the like of the bearing are also influenced, so that the measurement and control of the roundness of the surface of the bearing outer ring are very important links, particularly the measurement of the roundness index is more important for high-tech bearings such as military industry, railways, precision, automobile bearings and the like, and at present, most of the existing bearing surface roundness detection equipment can only measure the roundness of the surface of the bearing outer ring with a single inner diameter, and the application range is small.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a bearing surface roundness detector, simple structure detects the convenience, can be suitable for the bearing surface roundness detection of different internal diameters, and application scope is wide.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a bearing surface roundness detector includes:

the upper end of the detection platform is sequentially provided with a rotating device, a supporting plate and a clamping mechanism from bottom to top, the rotating device is used for driving the supporting plate to rotate, and the clamping mechanism is used for clamping a bearing to be detected;

the lifting device is arranged on the detection platform and is positioned on one side of the rotating device;

and the dial indicator is arranged on the lifting device, and the detection end of the dial indicator faces the clamping mechanism.

Further, the rotating device comprises an adjustable speed motor, an output shaft of the adjustable speed motor is vertically arranged, and the supporting plate is arranged at the end part of the output shaft of the adjustable speed motor.

Furthermore, the lower end of the supporting plate is provided with a supporting rod, and the lower end of the supporting rod is rotatably provided with a ball tangent to the detection platform.

Further, clamping mechanism includes a left side dextrorotation lead screw, first slide rail, pivot and two fixing bases, dextrorotation lead screw one end is rotated with one of them fixing base and is connected, and the other end rotates through pivot and another fixing base and is connected, and the pivot runs through another fixing base and tip and is equipped with the handle, controls and is equipped with two nut seats on the lead screw, is equipped with the L shaped plate on the nut seat, and two L shaped plates set up back on the other hand, first slide rail is located and controls lead screw below, is equipped with on the first slide rail with nut seat fixed connection's first slide, is equipped with the first locking bolt of locking that is used for locking first slide on the first slide.

Further, elevating gear includes the montant, it is equipped with the sliding sleeve to slide on the montant, the sliding sleeve outer wall is equipped with the horizontal plate towards clamping mechanism, is equipped with the second locking bolt that is used for locking the sliding sleeve on the sliding sleeve, be equipped with the riser on the horizontal plate, be equipped with the through-hole that is used for the amesdial to pass through on the riser, be equipped with the third locking bolt that is used for locking the amesdial on the riser outer wall.

Further, the vertical rod is rectangular, and the sliding sleeve is also rectangular.

Further, the testing platform upper end is equipped with the second slide rail, it is equipped with the second slide to slide on the second slide rail, is equipped with the fourth locking bolt that is used for locking the second slide on the second slide, the montant sets up on the second slide.

Further, a plurality of supporting legs of testing platform lower extreme equipartition.

Furthermore, the lower end of the supporting leg is provided with an anti-skid rubber sleeve.

The beneficial effect of this application does: 1. this application passes through clamping mechanism, can press from both sides tightly the bearing that awaits measuring of different internal diameters, under elevating gear and rotary device's effect, can detect the circularity on the bearing surface that awaits measuring through the amesdial.

2. This application can adjust the rotation speed of output shaft according to the demand through setting up buncher to can control the rotational speed of backup pad, it is convenient to adjust, is convenient for detect.

3. Through setting up bracing piece and ball, the bracing piece has played the effect of support, has improved the atress situation of buncher output shaft, has prolonged buncher's life.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

FIG. 2 is a schematic view of the L-shaped plate of the present invention;

fig. 3 is a schematic view of a partial structure of embodiment 2 of the present invention.

The mark in the figure is: 1. detection platform, 101, the supporting leg, 102, anti-skidding gum cover, 2, the montant, 3, the horizontal plate, 4, the sliding sleeve, 5, second locking bolt, 6, the amesdial, 7, the riser, 8, the active carbon piece, 9, the bearing that awaits measuring, 10, the L shaped plate, 11, the nut seat, 12, control the lead screw, 13, the fixing base, 14, the pivot, 15, the handle, 16, the backup pad, 17, the bracing piece, 18, the ball, 19, first slide rail, 20, the buncher, 21, first slide, 22, first locking bolt, 23, the second slide rail, 24, the second slide, 25, the second slide.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-2, the present invention provides a roundness detector for a bearing surface, including: testing platform 1, elevating gear and

amesdial

6, 1 upper end from the bottom up of testing platform is equipped with rotary device, backup pad 16 and clamping mechanism in proper order, rotary device is used for driving backup pad 16 and rotates, clamping mechanism is used for pressing from both sides tight bearing 9 that awaits measuring, elevating gear sets up on testing platform 1 and is located rotary device one side, amesdial 6 sets up on elevating gear, the sense terminal of amesdial 6 is towards clamping mechanism.

Wherein, as shown in fig. 1, rotary device includes buncher 20, the vertical setting of output shaft of buncher 20, the 16 levels of backup pad set up at buncher 20's output shaft tip, through setting up buncher 20, can adjust the rotational speed of output shaft according to the demand to can control the rotational speed of backup pad 16, adjust the convenience, be convenient for detect, the flexibility is strong, buncher 20 can drive backup pad 16 and rotate, and clamping mechanism follows and rotates.

Specifically, as shown in fig. 1 and fig. 2, the clamping mechanism includes a left-handed screw rod 12, a first slide rail 19, a rotating shaft 14 and two fixing bases 13, the left-handed screw rod 12 is horizontally disposed, one end of the left-handed screw rod 12 is rotatably connected with one of the fixing bases 13, the other end of the left-handed screw rod 12 is rotatably connected with the other fixing base 13 through the rotating shaft 14, the rotating shaft 14 penetrates through the other fixing base 13 and the end of the other fixing base 13 is provided with a handle 15, the handle 15 is located outside the two fixing bases 13, the rotating shaft 14 is rotatably connected with the other fixing base 13, the left-handed screw rod 12 is relatively provided with two nut bases 11, the nut bases 11 are rectangular, the nut bases 11 are provided with L-shaped plates 10, the two L-shaped plates 10 are arranged opposite to each other, the horizontal portions of the two L-shaped plates 10 are arranged opposite to each other, the first slide rail 19 is arranged below the left-handed screw rod 12, the first slide rail 19 is arranged at the upper end of the support plate 16, the first slide rail 19 is arranged between the two fixing bases 13, the first slide rail 19 is arranged on the first slide rail 19, a first slide rail 21 fixedly connected with the nut bases 11, the first slide rail 21, and a first locking slide rail 22 for locking bolt is arranged on the first slide rail 21.

The working principle of the clamping mechanism is as follows: the handle 15 is rotated, the left and right screw rods 12 rotate along with the rotation, the two nut seats 11 approach or separate from each other, the bearing 9 to be tested is placed on the horizontal parts of the two L-shaped plates 10, the horizontal parts of the L-shaped plates 10 play a supporting role, the two nut seats 11 are controlled to approach or separate from each other by controlling the steering of the handle 15, during clamping, the handle 15 is rotated to enable the two nut seats 11 to separate from each other, the vertical parts of the two L-shaped plates 10 separate from each other to support the bearing 9 to be tested, after supporting, the first sliding seat 21 is locked by the first locking bolt 22, the bearing 9 to be tested is clamped and fixed, during loosening, the first locking bolt 22 is loosened, the handle 15 is rotated to enable the two nut seats 11 to approach each other, the vertical parts of the two L-shaped plates 10 approach each other to realize loosening of the bearing 9 to be tested, on the other hand, the two nut seats 11 approach or separate from each other, and under the action of the first locking bolt 22, clamping or loosening of the bearing 9 to be tested with different inner diameters is also realized, and the application range is wide.

More specifically, as shown in fig. 1, elevating gear includes montant 2, it is equipped with sliding sleeve 4 to slide on montant 2, sliding sleeve 4 outer wall is equipped with horizontal plate 3 towards clamping mechanism, and horizontal plate 3 level sets up, is equipped with the second locking bolt 5 that is used for locking sliding sleeve 4 on the sliding sleeve 4, be equipped with riser 7 on the horizontal plate 3, riser 7 vertical setting is at horizontal plate 3 towards clamping mechanism's tip and be the L shape with horizontal plate 3, be equipped with the through-hole that is used for amesdial 6 to pass through on riser 7, be equipped with the third locking bolt 8 that is used for locking amesdial 6 on riser 7 outer wall, montant 2 is the rectangle, sliding sleeve 4 also is the rectangle, through sliding sleeve 4, can adjust amesdial 6 height position, after adjusting suitable position, through second locking bolt 5 locking sliding sleeve 4, through setting up through-hole and third locking bolt 8, be convenient for adjusting amesdial 6 horizontal position, after the bearing 9 that awaits measuring is installed, adjustment amesdial 6 makes the sense terminal of amesdial 6 tangent with the bearing 9 that awaits measuring to use third locking bolt 8 locking sliding sleeve, second locking bolt 5 outer lane.

In addition, a plurality of supporting legs 101 of 1 lower extreme equipartition of testing platform, supporting leg 101 lower extreme are equipped with anti-skidding gum cover 102, through setting up anti-skidding gum cover 102, have played skid-proof effect, guarantee the stability when the detector detects, have improved the detection precision.

The working principle of the application is as follows: the bearing 9 to be detected is placed on the clamping mechanism, the bearing 9 to be detected is clamped through the clamping mechanism, the detection end of the dial indicator 6 is tangent to the outer side face of the bearing to be detected by adjusting the lifting device, the speed regulating motor 20 is started, the speed regulating motor 20 drives the clamping mechanism on the supporting plate 16 to rotate, the bearing 9 to be detected is rotated accordingly, the roundness of the inner ring and the outer ring of the tapered roller bearing 3 can be obtained according to the change of the number value of the dial indicator 6, the detection precision is high, the application range is wide, and the detection efficiency is high.

Of course, the present invention is not limited to the above-described embodiments, and several other embodiments based on the design concept of the present invention are provided below.

For example, in embodiment 2, different from the above-described embodiment, the upper end of the detection platform 1 is provided with a second slide rail 23, the second slide rail 23 is provided with a second slide seat 24 in a sliding manner, the second slide seat 24 is provided with a fourth locking bolt 25 for locking the second slide seat 24, the vertical rod 2 is arranged on the second slide seat 24, and by arranging the second slide rail 23, the second slide seat 24 and the fourth locking bolt 25, the horizontal position of the dial indicator 6 can be further adjusted, which is beneficial to tangency between the detection end of the dial indicator 6 and the outer wall of the bearing 9 to be detected, and the adjustment is convenient and the application range is wide.

For example, in embodiment 3, different from the above-described embodiment, as shown in fig. 1, the lower end of the supporting plate 16 is provided with a supporting rod 17, the supporting rod 17 is vertically arranged, the lower end of the supporting rod 17 is rotatably provided with a ball 19 tangent to the detection platform 1, the number of the supporting rods 17 is two, the two supporting rods 17 are respectively located at two sides of the output shaft of the speed regulating motor 20, the number of the supporting rods 17 can also be four or six, and by arranging the supporting rods 17 and the ball 19, the supporting rods 17 play a role in supporting, so that the stress condition of the output shaft of the speed regulating motor 20 is improved, and the service life of the speed regulating motor 20 is prolonged.

It should be noted that the above embodiments are only used for illustrating the present invention, but the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention all fall into the protection scope of the present invention.

Claims

1. The utility model provides a bearing surface roundness detector which characterized in that includes:

the upper end of the detection platform (1) is sequentially provided with a rotating device, a supporting plate (16) and a clamping mechanism from bottom to top, the rotating device is used for driving the supporting plate (16) to rotate, and the clamping mechanism is used for clamping a bearing (9) to be detected;

the lifting device is arranged on the detection platform (1) and is positioned on one side of the rotating device;

and the dial indicator (6) is arranged on the lifting device, and the detection end of the dial indicator (6) faces the clamping mechanism.

2. The bearing surface roundness detector of claim 1, characterized in that: the rotating device comprises a speed regulating motor (20), an output shaft of the speed regulating motor (20) is vertically arranged, and the supporting plate (16) is arranged at the end part of the output shaft of the speed regulating motor (20).

3. The bearing surface roundness detector according to claim 2, characterized in that: the lower end of the supporting plate (16) is provided with a supporting rod (17), and the lower end of the supporting rod (17) is rotatably provided with a ball (18) tangent to the detection platform (1).

4. The bearing surface roundness detector of claim 1, characterized in that: clamping mechanism includes left and right handed screw rod (12), first slide rail (19), pivot (14) and two fixing base (13), left and right handed screw rod (12) one end is rotated with one of them fixing base (13) and is connected, and the other end rotates with another fixing base (13) through pivot (14) and is connected, and pivot (14) run through another fixing base (13) and tip and are equipped with handle (15), control and be equipped with two nut seat (11) on handed screw rod (12), are equipped with L shaped plate (10) on nut seat (11), and two L shaped plate (10) set up back to the back mutually, handed screw rod (12) below is located about first slide rail (19), is equipped with first slide (21) with nut seat (11) fixed connection on first slide (19), is equipped with the first locking bolt (22) of locking that are used for locking first slide (21) on first slide (21).

5. The bearing surface roundness detector of claim 1, characterized in that: the lifting device comprises a vertical rod (2), a sliding sleeve (4) is arranged on the vertical rod (2) in a sliding mode, a horizontal plate (3) is arranged on the outer wall of the sliding sleeve (4) towards a clamping mechanism, a second locking bolt (5) used for locking the sliding sleeve (4) is arranged on the sliding sleeve (4), a vertical plate (7) is arranged on the horizontal plate (3), a through hole used for a dial indicator (6) to pass through is formed in the vertical plate (7), and a third locking bolt (8) used for locking the dial indicator (6) is arranged on the outer wall of the vertical plate (7).

6. The bearing surface roundness detector of claim 5, wherein: the vertical rod (2) is rectangular, and the sliding sleeve (4) is also rectangular.

7. The bearing surface roundness detector of claim 5, wherein: the detection platform (1) upper end is equipped with second slide rail (23), it is equipped with second slide (24) to slide on second slide rail (23), is equipped with fourth locking bolt (25) that are used for locking second slide (24) on second slide (24), montant (2) set up on second slide (24).

8. A bearing surface roundness detector according to any one of claims 1 to 7, characterized in that: a plurality of supporting legs (101) are evenly distributed at the lower end of the detection platform (1).

9. The bearing surface roundness detector of claim 8, wherein: the lower end of the supporting leg (101) is provided with an anti-slip rubber sleeve (102).