CN219455472U

CN219455472U - Fixed frock of motor shaft lever quality inspection

Info

Publication number: CN219455472U
Application number: CN202320880371.8U
Authority: CN
Inventors: 徐建雄
Original assignee: Ningbo Zhenhai Guangmao Precision Machinery Manufacturing Co ltd
Current assignee: Ningbo Zhenhai Guangmao Precision Machinery Manufacturing Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-08-01
Anticipated expiration: 2033-04-19

Abstract

The utility model discloses a motor shaft lever quality inspection fixing tool which comprises a base and a centering clamping unit, wherein an avoidance groove is formed in the center of the inside of the base, a clamping ring is connected between rotating holes formed in the left side face and the right side face of the base in a rotating mode through a bearing, an annular cavity is formed in the clamping ring, the centering clamping unit is arranged in the annular cavity, preferably, the centering clamping unit comprises a jacking bolt, the jacking bolts are respectively connected into penetrating screw holes formed in the annular cavity at equal angles in a threaded mode, and the upper end and the lower end of each jacking bolt extend to the outside of the annular cavity. This fixed frock of motor shaft lever quality testing realizes the centering clamp to the motor shaft lever through three synchronous rotation's jack-up bolt to take place the position offset and influence the quality testing quality when avoiding the motor shaft lever quality testing, and need not to adjust the equipment of quality testing and can carry out the quality testing work to the different circumference point positions of motor shaft lever extrados, reduce the burden of quality testing work.

Description

Fixed frock of motor shaft lever quality inspection

Technical Field

The utility model belongs to the technical field of motor shaft rod machining, and particularly relates to a motor shaft rod quality inspection fixing tool.

Background

A motor shaft is one of the motor components commonly used to connect the motor rotor to a load and to translate torque and rotational motion. In general, motor shafts are typically made of high strength metallic materials, such as steel, aluminum, titanium alloys, and the like.

When designing and selecting the motor shaft lever, factors such as weight and rotating speed of a load, strength and rigidity of materials and the like need to be considered so as to ensure that the motor has good performance and service life when in operation, and therefore, in the processing process of the motor shaft lever, quality inspection equipment is often used for carrying out quality inspection on the motor shaft lever after the motor shaft lever is fixed by means of a fixing tool.

The existing motor shaft lever quality inspection fixing tool can fix the position of the motor shaft lever, but when the follow-up quality inspection work is carried out, in order to carry out quality inspection measurement on different circumferential points of the outer cambered surface of the motor shaft lever, the motor shaft lever in a fixed state is generally required to rotate, but in the process, people are required to readjust the position of the quality inspection equipment again due to the fact that centering and clamping of the motor shaft lever cannot be achieved, and then unnecessary burden is brought to the quality inspection work.

Disclosure of Invention

The utility model aims to provide a motor shaft lever quality inspection fixing tool for solving the technical problems in the background technology.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: the utility model provides a fixed frock of motor shaft lever quality inspection, includes base and centering clamping unit, the inside center department of base is equipped with dodges the groove, be connected with the grip ring through the bearing rotation between the commentaries on classics hole that the side set up about the base, the inside of grip ring is equipped with the annular chamber, centering clamping unit sets up in the inside in annular chamber.

Preferably, the centering clamping unit comprises a jacking bolt, the jacking bolts are respectively in threaded connection with the inside of the annular cavity and in penetrating screw holes formed in the same angle, and the upper end and the lower end of each jacking bolt extend to the outside of the annular cavity.

Preferably, the centering clamping unit comprises an axial sliding groove, a rotary drum, a bevel gear and a large-diameter inner conical ring, wherein the axial sliding groove is symmetrically arranged on the outer cambered surface of each jacking bolt in a bilateral symmetry mode, the rotary drum is rotationally connected to the inside of the annular cavity through a bearing in an equal angle mode, the bevel gears are arranged at the outer end of the rotary drum, the axial sliding groove is respectively and correspondingly arranged in the middle through hole of the bevel gear in a sliding mode, the large-diameter inner conical ring is rotationally connected to the right inner wall of the annular cavity through the bearing, and the bevel gears are in meshed connection with the large-diameter inner conical ring.

Preferably, the jacking bolts are overlapped with central axes of the rotary drum and the bevel gear corresponding to the same angle, and the large-diameter inner conical ring gear is overlapped with the central axis of the clamping ring.

Preferably, the middle part of the left side surface of the base is provided with scale marks, and the edge of the left side surface of the clamping ring is provided with uniformly distributed scale marks.

Preferably, mounting holes are symmetrically formed in four corners of the bottom surface of the base.

The motor shaft lever quality inspection fixing tool has the following advantages:

1. according to the motor shaft lever quality inspection fixing tool, the base is connected with the installation part through the installation hole by the external bolt, the base is fixed, when the motor shaft lever quality inspection fixing work is carried out, a person firstly passes through the clamping ring, then manually twists the jacking bolts to enable the motor shaft lever to approach towards the center of the clamping ring, in the process, the radial holding force limitation generated by the axial sliding groove of the rotary drum and the bevel gear can rotate along with the rotary drum, and because the meshing connection relation of the bevel gear and the large-diameter inner conical toothed ring is influenced, three bevel gears can be in a rotating state at the same time, so that when the person twists one jacking bolt, the other two jacking bolts can rotate along with the rotary drum, and finally, the motor shaft lever can be clamped and fixed by the three jacking bolts, so that the quality inspection quality of the motor shaft lever is prevented from being influenced by position deviation;

2. this fixed frock of motor shaft pole quality testing makes the central axis of motor shaft pole can overlap with the central axis of holding ring through centering centre gripping, in the follow-up motor shaft pole quality testing in-process, personnel only need stir the holding ring and make it take place to rotate and can make the motor shaft pole take place circumference angle change under the prerequisite that keeps the motor shaft pole central axis unchanged, need not to adjust quality testing equipment and can carry out quality testing work to the different circumference point positions of motor shaft pole extrados, reduce the burden of quality testing work, scale mark and scale mark cooperate can make operating personnel audio-visual understanding holding ring's rotation angle, the personnel of being convenient for control the progress of quality testing work.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the present utility model in front view and in cross section;

FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;

FIG. 4 is a schematic view of the centering and clamping unit of the present utility model;

the figure indicates: 1. a base; 2. an avoidance groove; 3. a clamping ring; 4. an annular cavity; 5. centering and clamping units; 51. a jack bolt; 52. an axial chute; 53. a rotating drum; 54. bevel gears; 55. a large diameter inner conical ring gear; 6. a scale mark; 7. scale marks; 8. and (5) mounting holes.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

In order to better understand the purpose, structure and function of the utility model, a motor shaft quality inspection fixing tool of the utility model is described in further detail below with reference to the accompanying drawings.

As shown in fig. 1-4, the quality inspection fixing tool for the motor shaft lever comprises a base 1 and a centering clamping unit 5, wherein an avoidance groove 2 is formed in the center of the inside of the base 1, a clamping ring 3 is connected between rotating holes formed in the left side face and the right side face of the base 1 in a rotating mode through a bearing, an annular cavity 4 is formed in the clamping ring 3, and the centering clamping unit 5 is arranged in the annular cavity 4.

The centering clamping unit 5 comprises a jack bolt 51, the jack bolts 51 are respectively in threaded connection with through screw holes formed in the annular cavity 4 at equal angles, the upper end and the lower end of the jack bolt 51 are respectively extended to the outside of the annular cavity 4, the centering clamping unit 5 comprises an axial sliding groove 52, a rotary drum 53, a bevel gear 54 and a large-diameter inner conical tooth ring 55, the axial sliding groove 52 is symmetrically arranged on the outer arc surface of each jack bolt 51, the rotary drum 53 is in rotary connection with the inside of the annular cavity 4 through equal angles of a bearing, bevel gears 54 are respectively arranged at the outer ends of the rotary drum 53, the axial sliding groove 52 is respectively in sliding connection with axial sliding blocks correspondingly arranged in the middle of the bevel gear 54, the bevel gear 54 is in meshed connection with the large-diameter inner conical tooth ring 55 through a bearing, the jack bolt 51 is overlapped with the central axis of the rotary drum 53 corresponding to the degree and the bevel gear 54, the large-diameter inner conical tooth ring 55 is overlapped with the central axis of the clamping ring 3, when a motor is fixed by a motor, the rotary drum 53 is in rotary motion with the motor, the three conical tooth rings 3 are in rotary motion, and then the three conical tooth bolts 54 are meshed with the three conical tooth rings 3, and the three conical tooth bolts are meshed with the rotary shaft bolts 54 are prevented from being rotated, and then the three-phase bolts are in a rotary motion condition, and the three-phase condition is limited by the rotary condition of the three-phase motor, and the rotary bolts are in a rotary condition is in which the condition of the rotary quality inspection of the rotary shaft rod is in which the three-phase sleeve is in the condition and the rotary quality is in the condition and the rotary quality-limited, and the rotary quality is in the condition and the rotary quality-phase condition and the rotary quality-stable. And the central axis of motor shaft pole can coincide with the central axis of grip ring 3, in the follow-up motor shaft pole quality inspection in-process, personnel only need stir grip ring 3 and make it take place to rotate and can make the motor shaft pole take place circumference angle change under the prerequisite that keeps motor shaft pole central axis unchanged, need not to adjust quality inspection equipment and can carry out quality inspection work to the different circumference point positions of motor shaft pole extrados, reduces the burden of quality inspection work.

The left side middle part of base 1 is equipped with scale mark 6, the left side edge of grip ring 3 is equipped with evenly distributed's scale mark 7, and scale mark 6 and scale mark 7 cooperate can make operating personnel audio-visual understanding grip ring 3 rotation angle, the personnel of being convenient for examine the progress of work to the accuse quality.

Mounting holes 8 are symmetrically formed in four corners of the bottom surface of the base 1, the base 1 is connected with a mounting part through the mounting holes 8 by external bolts, and the base 1 is fixed.

The working principle of the motor shaft lever quality inspection fixing tool is as follows: the base 1 is connected with the installation position through the installation hole 8 by an external bolt, the base 1 is fixed, when the motor shaft rod quality inspection fixing work is carried out, a person passes the motor shaft rod through the clamping ring 3, then the clamping bolt 51 is manually twisted to enable the motor shaft rod to approach towards the center of the clamping ring 3, in the process, the radial holding force limitation generated by the axial sliding groove 52 of the rotary drum 53 and the bevel gear 54 can rotate along with the radial holding force limitation, and because the meshing connection relation between the bevel gear 54 and the large-diameter inner bevel gear ring 55 is influenced, the three bevel gears 54 can be in a rotating state at the same time, so that when the person twists one clamping bolt 51, the other two clamping bolts 51 can rotate along with the same time, finally, the motor shaft rod can be clamped and fixed by the three clamping bolts 51, so that the quality inspection quality is not influenced by position deviation when the motor shaft rod quality inspection is carried out, the central axis of the motor shaft rod can coincide with the central axis of the clamping ring 3, in the follow-up motor shaft rod quality inspection process, the person only needs to stir the clamping ring 3 to rotate so that the motor shaft rod can rotate on the premise of not changing the central axis of the motor shaft rod, the circumference angle change can be caused by the premise that the motor shaft rod is kept, the circumference angle change can be realized, the quality inspection device can be adjusted by the circumference line position of the motor shaft rod can be adjusted by the person is not need to be matched with the visual quality inspection device, and the quality inspection device can be matched with the quality inspection worker, and the quality inspection worker can work can conveniently has the quality inspection quality control staff.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. Fixed frock of motor shaft lever quality inspection, including base (1) and centering clamping unit (5), its characterized in that: the novel centering device is characterized in that an avoidance groove (2) is formed in the center of the inside of the base (1), a clamping ring (3) is connected between rotating holes formed in the left side face and the right side face of the base (1) in a rotating mode through bearings, an annular cavity (4) is formed in the clamping ring (3), and a centering clamping unit (5) is arranged in the annular cavity (4).

2. The motor shaft quality inspection fixing tool according to claim 1, wherein: the centering clamping unit (5) comprises a jacking bolt (51), the jacking bolt (51) is respectively in threaded connection with the inside of the annular cavity (4) and in a penetrating screw hole formed in the same angle, and the upper end and the lower end of the jacking bolt (51) extend to the outside of the annular cavity (4).

3. The motor shaft quality inspection fixing tool according to claim 2, wherein: the centering clamping unit (5) comprises an axial sliding groove (52), a rotary drum (53), a bevel gear (54) and a large-diameter inner conical ring (55), wherein the axial sliding groove (52) is symmetrically arranged on the outer cambered surface of each jacking bolt (51), the rotary drum (53) is rotationally connected to the inside of the annular cavity (4) through a bearing at equal angles, bevel gears (54) are arranged at the outer end of the rotary drum (53), the axial sliding groove (52) is respectively in sliding connection with an axial sliding block which is correspondingly arranged in a perforation in the middle of the bevel gear (54), the large-diameter inner conical ring (55) is rotationally connected to the right side inner wall of the annular cavity (4) through the bearing, and the bevel gear (54) is in meshed connection with the large-diameter inner conical ring (55).

4. A motor shaft quality control fixing tool as defined in claim 3, wherein: the jacking bolts (51) are overlapped with central axes of the rotary drum (53) and the bevel gear (54) corresponding to the same angles, and the large-diameter inner conical gear ring (55) is overlapped with the central axis of the clamping ring (3).

5. The motor shaft quality inspection fixing tool according to claim 1, wherein: the middle part of the left side surface of the base (1) is provided with scale marks (6), and the edge of the left side surface of the clamping ring (3) is provided with uniformly distributed scale marks (7).

6. The motor shaft quality inspection fixing tool according to claim 1, wherein: mounting holes (8) are symmetrically formed in four corners of the bottom surface of the base (1).