CN210833327U

CN210833327U - Rotor in-shell body detection tool

Info

Publication number: CN210833327U
Application number: CN201922289414.1U
Authority: CN
Inventors: 周之茂; 王刚; 刘烨; 宋忠民
Original assignee: Jiangsu Car Ikea Amperex Technology Ltd
Current assignee: Foshan cheyijia New Energy Technology Co.,Ltd.
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-06-23
Anticipated expiration: 2029-12-18

Abstract

The utility model relates to a rotor goes into shell height and quality detection technical field, especially relates to a rotor goes into casing and examines utensil. The device comprises a display meter, a probe, an upper shell, a lower shell, an elastic table, a main shaft, a spring and a clamp device; the pointer rotating structure in the display meter is connected with the probe, and when the probe displaces, the pointer rotating structure in the display meter correspondingly rotates; the upper shell is connected with the lower shell to form a cavity; the spindle is positioned in the cavity; the elastic table is arranged at the top of the main shaft and used for pushing the probe to displace under the driving of the main shaft; the spring is fixed along the side wall of the main shaft, is connected with the bottom of the upper shell and is used for resetting the main shaft; the utility model aims at providing a rotor goes into casing to the defect that exists among the prior art and examines utensil, makes to show more directly perceived through adopting the table measurement, improves and measures the accuracy.

Description

Rotor in-shell body detection tool

Technical Field

The utility model relates to a rotor goes into shell height and quality detection technical field, especially relates to a rotor goes into casing and examines utensil.

Background

The process of assembling the rotor of the motor into the stator is also known as the rotor-in-shell process. After the rotor is placed into the shell, whether the assembly of the rotor and the stator is qualified or not is judged by detecting the height size after the assembly. However, due to the special structure of the rotor and the stator, the actual measurement difficulty is very high, and meanwhile, because the rotor and the stator are already assembled, the measurement operation is easy to generate errors.

In the prior art, the qualified condition of rotor in-shell assembly is often measured by using a measuring ruler, but the method is direct, but has high operation difficulty, easy error generation and strict technical requirements on operators.

In view of the above problems, the designer actively makes research and innovation based on the practical experience and professional knowledge that the product engineering is applied for many years and by matching with the application of the theory, so as to design the rotor-in-shell checking fixture, and the display is more intuitive by adopting the meter measurement, thereby improving the measurement accuracy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotor goes into casing to the defect that exists among the prior art and examines utensil, makes to show more directly perceived through adopting the table measurement, improves and measures the accuracy.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a rotor-in-shell detection tool comprises a display meter, a probe, an upper shell, a lower shell, an elastic table, a main shaft, a spring and a clamp device; the pointer rotating structure in the display meter is connected with the probe, and when the probe displaces, the pointer rotating structure in the display meter correspondingly rotates; the clamp device comprises a clamping part and a fixing part which are respectively used for clamping the probe and fixing the display meter on the top of the upper shell under clamping; the upper shell is connected with the lower shell to form a cavity; the spindle is positioned in the cavity; the elastic table is arranged at the top of the main shaft and used for pushing the probe to displace under the driving of the main shaft; the spring is fixed along the side wall of the main shaft, is connected with the bottom of the upper shell and is used for resetting the main shaft.

Furthermore, the clamping part of the clamp device comprises clamping jaws, and the two clamping jaws are symmetrically clamped on two sides of the probe and matched with the probe in size.

Further, the fixing portion of the clamp device comprises a screw hole, and the screw hole is used for being matched with a bolt to enable the clamp device to be fixed to the top of the upper shell.

Further, the device also comprises a positioning nail; the positioning nail penetrates through the outer wall of the upper shell and is inserted into the outer wall of the lower shell, the upper shell and the lower shell are inserted into each other in a positioning mode, and the accommodation of the main shaft is achieved through the size of the cavity.

Further, the device also comprises a base; an upper limit adjusting seat is arranged on the base; and a first height block is arranged in the upper limit adjusting seat, the height of the first height block is the maximum qualified height of the rotor left with the height after the rotor enters the shell, and the first height block is used for abutting against the main shaft to perform displacement so as to determine the qualified display number upper limit.

And further, a second height block is arranged in a lower limit adjusting seat arranged on the base, and the height of the second height block is the minimum qualified height of the rotor left with the height after the rotor enters the shell and is used for abutting against the main shaft to displace so as to determine the lower limit of the qualified display number.

Through the technical scheme of the utility model, can realize following technological effect:

the main shaft is matched with the rotor to be detected to enable the probe to displace, and the number displayed is further displayed; and determining the qualified range of the display representation number according to the upper limit adjusting seat and the lower limit adjusting seat, wherein the display representation number is qualified in the range, and the display representation number is not qualified otherwise. The rotor is qualified or not is judged more visually, and the measurement accuracy is improved.

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, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a rotor-in-housing inspection tool in an embodiment of the present invention;

fig. 2 is a schematic structural view of a clamping device according to an embodiment of the present invention;

description of the drawings: the device comprises a display table 1, a probe 2, an upper shell 3, a positioning nail 4, a lower shell 5, an elastic table 6, a main shaft 7, a spring 8, a base 9, an upper limit adjusting seat 10, a lower limit adjusting seat 11, a clamp device 12, a clamping jaw 12a and a screw hole 12 b.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be noted that the orientations and positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations and positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

A rotor-in-shell detection tool is shown in figure 1 and comprises a display meter 1, a probe 2, an upper shell 3, a lower shell 5, an elastic table 6, a spindle 7, a spring 8 and a clamp device 12; the pointer rotating structure in the display table 1 is connected with the probe 2, and when the probe 2 displaces, the pointer rotating structure in the display table 1 correspondingly rotates; the clamp device 12 comprises a clamping part and a fixing part which are respectively used for clamping the probe 2 and fixing the display table 1 on the top of the upper shell 3 under clamping; the upper shell 3 is connected with the lower shell 5 to form a cavity; the spindle 7 is located in the chamber; the elastic table 6 is arranged at the top of the main shaft 7 and is used for pushing the probe 2 to displace under the driving of the main shaft 7; the spring 8 is fixed along the side wall of the main shaft 7, connected with the bottom of the upper shell 3 and used for resetting the main shaft 7.

Specifically, the pointer rotating structure in the display table 1 is connected with the probe 2, the display table 1 is a common structure in the prior art, and the displacement of the probe 2 can enable the pointer of the display table 1 to rotate. An elastic table 6 arranged on the main shaft 7 is contacted with the probe 2, and the probe 2 is pushed to displace under the driving of the main shaft 7; after the main shaft 7 contacts the rotor to be measured, the lower shell is in contact with the stator surface through the pressing device, the rotor is pressed against the main shaft 7 to move under the influence of the spring 8, and measurement is conducted. The display is more visual, and the measurement accuracy is improved.

As a preference of the above embodiment, as shown in fig. 1 and 2, the clamping portion of the clamping device 12 includes two clamping jaws 12a, and the two clamping jaws 12a are symmetrically clamped on two sides of the probe 2 and are matched with the probe 2 in size.

As a preference of the above embodiment, as shown in fig. 1 and 2, the fixing portion of the clamp device 12 includes a screw hole 12b, and the screw hole 12b is used for being matched with a bolt so that the clamp device 12 is fixed on the top of the upper housing 3.

Specifically, the probe 2 is clamped by the clamping jaws 12a on both sides of the probe 2, and the clamp device 12 is fixed to the top of the upper housing 3 by bolts through the screw holes 12b, thereby completing the fixing of the display table 1 and the probe 2. The stability is improved, and the measurement error is reduced.

As a preference of the above embodiment, as shown in fig. 1, a positioning pin 4 is further included; the positioning nail 4 penetrates through the outer wall of the upper shell 3 and is inserted into the outer wall of the lower shell 5, and is used for positioning and inserting the upper shell 3 and the lower shell 5, so that the accommodation of the spindle 7 is realized by the size of the cavity.

As a preference of the above embodiment, as shown in fig. 1, the present invention further includes a base 9; an upper limit adjusting seat 10 is arranged on the base 9; and a first height block is arranged in the upper limit adjusting seat 10, the height of the first height block is the maximum qualified height of the rotor left with the height after entering the shell, and the first height block is used for abutting against the spindle 7 to displace so as to determine the qualified number upper limit of the display table 1.

As shown in fig. 1, it is preferable that a second height block is provided in a lower limit adjusting seat 11 provided in the base 9, and the height of the second height block is a minimum acceptable height of a height left after the rotor is housed, and is used for displacement against the spindle 7, and the lower limit of the acceptable number of the display table 1 is determined.

Measuring method

Before measurement, a height block corresponding to the qualified error range of the rotor in the shell is placed on the base 9, and the device is inserted into the upper limit adjusting seat 10 and the lower limit adjusting seat 11, so that the spindle 7 is supported by the height blocks representing the upper limit and the lower limit to generate displacement; further driving the elastic table 6 to prop against the probe 2 to move, so that the display table 1 displays the position of the pointer; and then, determining a qualified range according to the position of the pointer inserted in the upper limit adjusting seat 10 and the position of the pointer inserted in the lower limit adjusting seat 11, marking the corresponding position of the display table 1, and in the subsequent measuring process, displaying that the pointer of the display table 1 falls in the qualified range, namely the pointer is qualified.

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 above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A rotor-in-shell detection tool is characterized by comprising a display meter (1), a probe (2), an upper shell (3), a lower shell (5), an elastic table (6), a main shaft (7), a spring (8) and a clamp device (12); the pointer rotating structure in the display meter (1) is connected with the probe (2), and when the probe (2) displaces, the pointer rotating structure in the display meter (1) correspondingly rotates; the clamp device (12) comprises a clamping part and a fixing part, and is respectively used for clamping the probe (2) and fixing the display meter (1) on the top of the upper shell (3) under clamping; the upper shell (3) is connected with the lower shell (5) to form a cavity; the spindle (7) is located in the chamber; the elastic table (6) is arranged at the top of the main shaft (7) and is used for pushing the probe (2) to displace under the driving of the main shaft (7); the spring (8) is fixed along the side wall of the main shaft (7), is connected with the bottom of the upper shell (3) and is used for resetting the main shaft (7).

2. The tool according to claim 1, wherein the clamping portion of the clamping device (12) comprises clamping jaws (12 a), and the clamping jaws (12 a) are symmetrically clamped on both sides of the probe (2) and matched with the probe (2) in size.

3. The rotor-in-housing fixture according to claim 1, wherein the fixing portion of the fixture device (12) comprises a screw hole (12 b), the screw hole (12 b) being adapted to cooperate with a bolt to fix the fixture device (12) on top of the upper housing (3).

4. The rotor-in-housing fixture according to claim 1, further comprising a positioning pin (4); the positioning nail (4) penetrates through the outer wall of the upper shell (3) and is inserted into the outer wall of the lower shell (5) in an inserting mode, the upper shell (3) and the lower shell (5) are inserted into the lower shell in a positioning mode, and the accommodation of the spindle (7) is achieved through the size of the cavity.

5. The rotor-in-housing inspection tool of claim 1, further comprising a base (9); an upper limit adjusting seat (10) is arranged on the base (9); and a first height block is arranged in the upper limit adjusting seat (10), the height of the first height block is the maximum qualified height of the rotor left after the rotor enters the shell, and the first height block is used for abutting against the main shaft (7) for displacement so as to determine the qualified reading upper limit of the display meter (1).

6. The rotor-in-shell detection tool according to claim 5, wherein a second height block is arranged in a lower limit adjusting seat (11) arranged on the base (9), and the height of the second height block is the minimum qualified height of the rotor left after the rotor enters the shell and is used for abutting against the spindle (7) to displace so as to determine the qualified index lower limit of the display meter (1).