CN215725567U

CN215725567U - Rotor shaft and bearing height combined measuring device

Info

Publication number: CN215725567U
Application number: CN202121674647.4U
Authority: CN
Inventors: 王智磊
Original assignee: Zhide Motor Suzhou Co ltd
Current assignee: Zhide Motor Suzhou Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-02-01
Anticipated expiration: 2031-07-22

Abstract

The utility model provides a rotor shaft and high combination measuring device of bearing, includes the support frame, the support frame includes base, pillar and platform, be provided with on the platform and be used for letting the spacing hole of bearing that bearing and rotor shaft passed through and be used for letting the spacing hole of rotor shaft pass through, the diameter in the spacing hole of rotor shaft is less than the diameter in the spacing hole of bearing, the bottom in the spacing hole of bearing and the spacing hole of rotor shaft is coaxial respectively and is provided with the amesdial, the measuring head of amesdial sets up on the support frame up and telescopically. According to the scheme, the rotor shaft and the bearing height are measured simultaneously, the measuring range and the measuring efficiency are improved, the bearing and the rotor shaft are subjected to height measurement by using the dial indicator, and the accuracy of measured data can be improved.

Description

Rotor shaft and bearing height combined measuring device

Technical Field

The utility model relates to the field of motor detection, in particular to a rotor shaft and bearing height combined measuring device.

Background

In the motor assembling process, data such as the position and the height of each part of the motor are measured, so that the accuracy and the tightness of motor assembly are ensured, and the normal use of products is prevented from being influenced due to the unqualified assembling positions and parts of the parts. Wherein, after accomplishing the assembly of rotor shaft 11 and bearing and motor casing, often need to measure the height of rotor shaft and the part that the bearing extends to the motor casing outside, in traditional measuring mode, usually use manual measurement or utilize high spacing instrument to measure, however, the influence that measuring technique and instrument match degree and measurement accuracy etc. were easily measured to this kind of two kinds of measuring modes, lead to measuring result and actual height error great, simultaneously, the method that utilizes spacing instrument often has the unicity, it is difficult to measure the distance between rotor shaft to the bearing and the bearing to the motor casing outside simultaneously, when measuring these two heights, often need use different instruments, influence work efficiency.

SUMMERY OF THE UTILITY MODEL

The novel purpose is to solve the problems in the prior art and provide a rotor shaft and bearing height combined measuring device.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a rotor shaft and high combination measuring device of bearing, includes the support frame, the support frame includes base, pillar and platform, be provided with on the platform and be used for letting the spacing hole of bearing that bearing and rotor shaft passed through and be used for letting the spacing hole of rotor shaft pass through, the diameter in the spacing hole of rotor shaft is less than the diameter in the spacing hole of bearing, the bottom in the spacing hole of bearing and the spacing hole of rotor shaft is coaxial respectively and is provided with the amesdial, the measuring head of amesdial sets up on the support frame up and telescopically.

Preferably, the bottom of the platform is movably provided with two L-shaped supports through bolts, and the dial indicator is arranged on the L-shaped supports through a pin shaft.

Preferably, a bearing limiting block is arranged in the bearing limiting hole in a removable manner, a through hole is formed in the middle of the bearing limiting block, and the diameter of the through hole is consistent with that of the rotor shaft limiting hole.

Preferably, the inner wall symmetry in the spacing hole of bearing is provided with the fixture block, the bearing stopper passes through the fixture block supports and makes the upper surface height of bearing stopper with platform upper surface height parallel and level.

Preferably, the platform is provided with a first limiting groove and a second limiting groove for limiting the motor, the first limiting groove is coaxial with the bearing limiting hole, and the second limiting groove is coaxial with the rotor shaft limiting hole.

Preferably, the platform, the pillar and the base are connected through a pin shaft.

The technical scheme of the utility model has the advantages that:

1. according to the rotor shaft and bearing height combined measuring device, the bearing limiting hole and the rotor shaft limiting hole are formed in the platform, so that the heights of the rotor shaft and the bearing are measured simultaneously, and the measuring range and the measuring efficiency are improved;

2. according to the combined measuring device for the rotor shaft and the bearing height, the bearing is limited by the bearing limiting block, so that the height of the bearing and the rotor shaft can be measured simultaneously by the measuring station provided with the bearing limiting hole, and meanwhile, the inner wall of the bearing limiting hole is provided with the clamping block, so that the bearing limiting block is convenient to take out;

3. according to the scheme, the rotor shaft and the bearing height combined measuring device adopt a vertical measuring mode, and meanwhile, the bearing and the rotor shaft are subjected to height measurement by using the dial indicator, so that the accuracy of measured data can be improved.

Drawings

FIG. 1: is a schematic view of an embodiment 1 of the rotor shaft and bearing height combined measuring device of the utility model;

FIG. 2: is a schematic view of an embodiment 2 of the combined measuring device for the height of the rotor shaft and the bearing of the present invention.

Detailed Description

Objects, advantages and features of the present invention will be illustrated and explained by the following non-limiting description of preferred embodiments. The embodiments are merely exemplary for applying the technical solutions of the present invention, and any technical solution formed by replacing or converting the equivalent thereof falls within the scope of the present invention claimed.

In the description of the schemes, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements 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," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.

The utility model discloses a rotor shaft and bearing height combined measuring device which is explained by combining the accompanying drawings as follows:

the first scheme is as follows:

as shown in fig. 1, a rotor shaft and bearing height combined measuring device comprises a supporting frame 1, wherein the supporting frame 1 comprises a base, a pillar and a platform 2, a bearing limiting hole 4 for allowing a bearing 12 and a rotor shaft 11 to pass through and a rotor shaft limiting hole 5 for allowing the rotor shaft 11 to pass through are arranged on the platform 2, the diameter of the rotor shaft limiting hole 5 is smaller than that of the bearing limiting hole 4, the diameter of the rotor shaft limiting hole 5 is larger than that of the rotor shaft 11 and smaller than that of the bearing 12, the diameter of the bearing limiting hole 4 is larger than that of the bearing 12, a first limiting groove and a second limiting groove for limiting a motor are arranged on the platform 2 relative to a station for measuring the height of the bearing 12 and a station for measuring the height of the rotor shaft 11, specifically, the first limiting groove is coaxial with the bearing limiting hole 4, the second limiting groove is coaxial with the rotor shaft limiting hole 5, the shape and size of the first slot and the second slot can be adjusted according to the requirement, in the scheme, the shape of the first slot is approximately equal to the contact surface of the motor and the platform 2 when the height of the bearing 12 is measured, the shape of the second slot is approximately equal to the bottom area of the bearing 12, when the height of the bearing 12 is required to be measured, the motor is placed in the first slot, the bearing 12 and the rotor shaft 11 are placed in the bearing limiting hole 4, when the height of the rotor shaft 11 to the bearing 12 is required to be measured, the motor is placed in the second slot, and the rotor shaft 11 is placed in the rotor shaft limiting hole 5.

The utility model discloses a bearing spacing hole 4, including support frame 1, platform 2, two L type supports 6, L type support 6 accessible bolt 7, the measuring head of amesdial 3 sets up on support frame 1 up and telescopically, specifically, the bottom of platform 2 is movably provided with two L type supports 6 through bolt 7, the rotatory adjustment height of L type support 6 accessible bolt 7, amesdial 3 sets up through round pin axle 8 on the L type support 6, when L type support 6 reciprocates, amesdial 3 also removes thereupon, in this scheme, before the measurement height, adjust the height to the lower surface of platform 2 with the measuring head of amesdial 3 earlier.

Scheme II:

as shown in fig. 1 and 2, in another embodiment, a bearing limiting block 9 is disposed in the bearing limiting hole 4 in a removable manner, in this embodiment, a longitudinal section of the bearing limiting block 9 is substantially in a shape of "convex", a maximum diameter of the bearing limiting block 9 is identical to a diameter of the bearing limiting hole 4, a through hole 91 is disposed in a middle portion of the bearing limiting block 9, a diameter of the through hole 91 is slightly larger than a diameter of the rotor shaft limiting hole 5, fixture blocks 10 are symmetrically disposed on an inner wall of the bearing limiting hole 4, the bearing limiting block 9 is supported by the fixture blocks 10 and enables a height of an upper surface of the bearing limiting block 9 to be flush with a height of an upper surface of the platform 2, specifically, a width of the fixture blocks 10 is smaller than or equal to a difference between a radius of the bearing limiting hole 4 and a radius of the bearing 12, so as to ensure that the fixture blocks 10 do not limit the bearing 12 when the height of the bearing 12 is measured, thereby influence measuring effect, simultaneously, the height-adjustable of bearing stopper 9 with fixture block 10, in this scheme, fixture block 10 sets up the bottom in bearing spacing hole 4, the height of bearing stopper 9 equals the difference between the height in bearing spacing hole 4 and fixture block 10 height, of course, in other schemes, the height of fixture block 10 and bearing stopper 9 also can set up other positions in bearing spacing hole 4 to guarantee rotor shaft 11 height measurement's accuracy through the height of adjustment amesdial 3, at this moment, should guarantee that the measuring head of amesdial 3 adjusts to through-hole 91 department of bearing stopper 9, and with the upper surface height parallel and level of bearing stopper 9.

The utility model has various embodiments, and all technical solutions formed by adopting equivalent transformation or equivalent transformation are within the protection scope of the utility model.

Claims

1. The utility model provides a rotor shaft and bearing height combination measuring device, includes the support frame, the support frame includes base, pillar and platform, its characterized in that: the utility model discloses a bearing, including the bearing, the platform is provided with the spacing hole of bearing that is used for letting bearing and rotor shaft pass through and is used for letting the spacing hole of rotor shaft pass through on the platform, the diameter in the spacing hole of rotor shaft is less than the diameter in the spacing hole of bearing, the bottom in the spacing hole of bearing and the spacing hole of rotor shaft is coaxial respectively and is provided with the amesdial, the measuring head of amesdial just sets up on the support frame telescopically up.

2. The combined rotor shaft and bearing height measuring device of claim 1, wherein: the bottom of the platform is movably provided with two L-shaped supports through bolts, and the dial indicator is arranged on the L-shaped supports through a pin shaft.

3. The combined measuring device for the height of the rotor shaft and the bearing as claimed in claim 1, wherein a bearing limiting block is arranged in the bearing limiting hole in a removable manner, a through hole is arranged in the middle of the bearing limiting block, and the diameter of the through hole is consistent with that of the rotor shaft limiting hole.

4. The combined rotor shaft and bearing height measuring device of claim 3, wherein: the inner wall symmetry in the spacing hole of bearing is provided with the fixture block, the bearing stopper passes through the fixture block supports and makes the upper surface height of bearing stopper with platform upper surface height parallel and level.

5. The combined rotor shaft and bearing height measuring device of claim 1, wherein: the platform is provided with a first limiting groove and a second limiting groove which are used for limiting the motor, the first limiting groove is coaxial with the bearing limiting hole, and the second limiting groove is coaxial with the rotor shaft limiting hole.

6. The combined rotor shaft and bearing height measuring device of claim 1, wherein: the platform, the pillar and the base are connected through a pin shaft.