CN114966395A - Multifunctional motor test tool - Google Patents
Multifunctional motor test tool Download PDFInfo
- Publication number
- CN114966395A CN114966395A CN202210546698.1A CN202210546698A CN114966395A CN 114966395 A CN114966395 A CN 114966395A CN 202210546698 A CN202210546698 A CN 202210546698A CN 114966395 A CN114966395 A CN 114966395A
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- Prior art keywords
- motor
- rotor
- stator
- compression ring
- test tool
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Abstract
The invention discloses a multifunctional motor test tool which comprises a test tool shell and a rear end cover, wherein a flange is arranged on the test tool shell, and a bearing fixing position is arranged on the test tool shell and used for installing a front bearing of a motor spindle; a seam allowance is arranged on the test tool shell, and the seam allowance is matched with the outer ring of the frameless motor stator to ensure that the motor stator and the bearing are coaxially fixed; the test tool shell is provided with a stator compression ring matching surface, and the stator compression ring matching surface is matched with the outer ring of the stator compression ring, so that the stator compression ring and the test tool shell are coaxial; the motor stator testing device is novel in structural design, convenient to operate, capable of adapting to a plurality of models of frameless motors, effectively reducing the number of testing tools, reducing the production cost, convenient to disassemble and capable of remarkably improving the testing efficiency.
Description
Technical Field
The invention relates to the technical field of motor test tools, in particular to a multifunctional motor test tool.
Background
When the frameless torque motor is tested, a motor stator needs to be fixed on a stator testing shell, and a rotor needs to be fixed on a testing shaft, and the current testing methods mainly comprise two methods: 1. the stator and the rotor of the motor are bonded on a test tool assembly, and the defect that the stator and the rotor cannot be disassembled after the test is finished is overcome; 2. the method has the defects that the frameless motor has various sizes, needs a plurality of sets of test tools to test the motors with various lengths, and has low production efficiency. Therefore, the improvement of the frameless motor testing method and the tooling saves cost, and the improvement of the production efficiency is the problem to be solved by the current industry.
Disclosure of Invention
The invention aims to provide a multifunctional motor testing tool to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional motor test tool comprises a test tool shell and a rear end cover, wherein the rear end cover is installed on the test tool shell, a flange is arranged at the front end of the test tool shell, a bearing fixing position is arranged on the test tool shell, and the bearing fixing position is used for installing a front bearing of a motor spindle; a seam allowance is arranged on the test tool shell, and the seam allowance is matched with the outer ring of the stator of the frameless motor to ensure that the motor stator and the bearing are coaxially fixed; and a screw hole position matched with the stator compression ring is arranged on the test tool shell, and a stator compression ring screw is arranged in the screw hole position and used for compressing the motor stator.
Preferably, the application provides a multifunctional motor test fixture, wherein, still includes stator compression ring structure, stator compression ring structure includes stator compression ring fitting surface and stator compression ring, there is the stator compression ring fitting surface on the test fixture shell, the cooperation of stator compression ring fitting surface and the outer lane of stator compression ring makes stator compression ring coaxial with the test fixture shell.
Preferably, the application provides a pair of multifunctional motor test fixture, wherein, bearing fixed position, rotor fixed position and rotor clamping ring fitting surface around having on the main shaft of frameless motor, the bearing fixed position is used for installing rotor bearing, rotor fixed position guarantees with the rotor cooperation that the rotor is concentric with the bearing, rotor clamping ring fitting surface and the cooperation of rotor clamping ring guarantee that rotor clamping ring and main shaft are concentric.
Preferably, the application provides a multifunctional motor test fixture, wherein, be equipped with main shaft cooperation position and rotor cooperation position on the rotor clamping ring, guarantee the axiality of rotor and main shaft with the rotor cooperation, use with rotor clamping ring screw cooperation, tightly press the rotor and play the effect of fixed rotor on the main shaft.
Preferably, the multifunctional motor testing tool further comprises an intermediate flange structure, wherein the intermediate flange structure is provided with a rear bearing fixing position and an encoder mounting position, and the bearing fixing position is matched with a rear bearing of a main shaft of the frameless motor to ensure that a rotor and a testing tool shell rotate coaxially; the encoder mounting position is used for fixing a motor encoder.
Preferably, the application provides a multi-functional motor test fixture, wherein, motor encoder installs in the rear end cap.
Preferably, the application provides a multi-functional motor test fixture, wherein, its application method includes following step:
A. the motor stator and the stator compression ring are compressed to the test tool shell by using a stator compression ring screw;
B. a motor rotor and a rotor pressure ring are pressed on the main shaft by a rotor pressure ring screw;
C. mounting a bearing to a main shaft; assembling the assembled shell, rotor and flange together, installing an encoder and installing a rear cover;
D. mounting the assembled test tool on a motor test bench for testing;
E. and if the frameless motor needs to be replaced, the fixture is disassembled, the frameless motor to be tested is compacted according to the steps, and the fixture is assembled to be tested.
Compared with the prior art, the invention has the beneficial effects that: the motor testing device is novel in structural design, convenient to operate, capable of being adapted to a plurality of models of frameless motors, capable of effectively reducing the number of testing tools and production cost, convenient to disassemble and capable of remarkably improving testing efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of a test fixture housing of the present invention;
in the figure: the device comprises a frameless motor 1, a test tool shell 2, a flange 3, a main shaft 4, a rear end cover 5, a stator compression ring 6, a rotor compression ring 7, a stator compression ring screw 8, a rotor compression ring screw 9, a motor main shaft front bearing 10 and a motor encoder 11.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Referring to fig. 1, the present invention provides a technical solution: a multifunctional motor test tool comprises a test tool shell 2 and a rear end cover 5, wherein the rear end cover 5 is installed on the test tool shell 2, a flange 3 is arranged at the front end of the test tool shell 2, and a bearing fixing position is arranged on the test tool shell 2 and used for installing a front bearing 10 of a motor spindle; a seam allowance is arranged on the test tool shell 2, and the seam allowance is matched with the outer ring of the stator of the frameless motor 1 to ensure that the motor stator and the bearing are coaxially fixed; and a screw hole position matched with the stator compression ring 6 is arranged on the test tool shell 2, and a stator compression ring screw 8 is arranged in the screw hole position and used for compressing the motor stator. The stator of the frameless motor 1 is pressed on the shell 2 by a stator compression ring 6 and a stator compression ring screw 8; the rotor of the frameless motor is pressed on the main shaft 4 by a rotor compression ring 7 and a rotor compression ring screw 9; the rotary part of the encoder 11 is mounted on the main shaft 4 and the stationary part is mounted on the rear flange.
The testing tool shell 2 is provided with a stator compression ring matching surface, and the stator compression ring matching surface is matched with the outer ring of the stator compression ring 6, so that the stator compression ring 6 is coaxial with the testing tool shell 2.
According to the invention, a main shaft 4 of the frameless motor 1 is provided with a front bearing fixing position, a rear bearing fixing position and a rotor compression ring matching surface, wherein the bearing fixing positions are used for mounting rotor bearings, the rotor fixing positions are matched with a rotor to ensure that the rotor and the bearing are concentric, and the rotor compression ring matching surface is matched with a rotor compression ring 7 to ensure that the rotor compression ring and the main shaft are concentric.
In the invention, the rotor compression ring is provided with a main shaft matching position and a rotor matching position, the rotor compression ring is matched with the rotor to ensure the coaxiality of the rotor and the main shaft, and the rotor compression ring is matched with a rotor compression ring screw 9 for use, so that the rotor is tightly pressed on the main shaft to play a role in fixing the rotor.
The testing fixture comprises a frame, a testing tool shell and a frame, and is characterized by further comprising an intermediate flange structure, wherein a rear bearing fixing position and an encoder mounting position are arranged on the intermediate flange, and the bearing fixing position is matched with a main shaft rear bearing of the frameless motor 1 to ensure that a rotor and the testing tool shell rotate coaxially; the encoder installation position is used for fixing the motor encoder 11, and the motor encoder 11 is installed in the rear end cover 5.
The working principle is as follows: the using method of the invention comprises the following steps:
A. the motor stator and the stator compression ring are compressed to the test tool shell by using a stator compression ring screw;
B. the motor rotor and the rotor compression ring are compressed on the main shaft by a rotor compression ring screw;
C. mounting a bearing to a main shaft; assembling the assembled shell, rotor and flange together, installing a coder and installing a rear cover;
D. mounting the assembled test tool on a motor test bench for testing;
E. and if the frameless motor needs to be replaced, the fixture is disassembled, the frameless motor to be tested is compacted according to the steps, and the fixture is assembled to be tested.
In conclusion, the motor test fixture is novel in structural design, convenient to operate, capable of being adapted to frameless motors of multiple models, capable of effectively reducing the number of test tools, reducing production cost, convenient to disassemble and capable of remarkably improving test efficiency.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a multi-functional motor test fixture, includes test fixture shell (2) and rear end cap (5), its characterized in that: the rear end cover (5) is mounted on a test tool shell (2), a flange (3) is arranged at the front end of the test tool shell (2), and a bearing fixing position is arranged on the test tool shell (2) and used for mounting a front bearing (10) of a motor spindle; a seam allowance is arranged on the test tool shell (2), and the seam allowance is matched with the outer ring of the stator of the frameless motor (1) to ensure that the motor stator and the bearing are fixed coaxially; and a screw hole position matched with the stator compression ring (6) is arranged on the test tool shell (2), and a stator compression ring screw (8) is arranged in the screw hole position and used for compressing a motor stator.
2. The multifunctional motor testing tool of claim 1, characterized in that: still include stator clamping ring structure, stator clamping ring structure includes stator clamping ring fitting surface and stator clamping ring, there is the stator clamping ring fitting surface on test fixture shell (2), the cooperation of the outer lane of stator clamping ring fitting surface and stator clamping ring (6), it is coaxial with test fixture shell (2) to make stator clamping ring (6).
3. The multifunctional motor testing tool of claim 1, characterized in that: the motor without the frame is characterized in that a front bearing fixing position, a rear bearing fixing position and a rotor compression ring matching surface are arranged on a main shaft (4) of the motor without the frame (1), the bearing fixing positions are used for installing rotor bearings, the rotor fixing positions and the rotors are matched to ensure that the rotors and the bearings are concentric, the rotor compression ring matching surface is matched with a rotor compression ring (7), and the rotor compression ring and the main shaft are concentric.
4. The multifunctional motor testing tool of claim 3, characterized in that: and a main shaft matching position and a rotor matching position are arranged on the rotor compression ring, the coaxiality of the rotor and the main shaft is ensured by matching with the rotor, and the rotor compression ring is matched with a rotor compression ring screw (9) for use, so that the rotor is tightly pressed on the main shaft to play a role in fixing the rotor.
5. The multifunctional motor testing tool of claim 1, characterized in that: the testing fixture comprises a frameless motor (1) and is characterized by further comprising an intermediate flange structure, wherein a rear bearing fixing position and an encoder mounting position are arranged on the intermediate flange, and the bearing fixing position is matched with a rear bearing of a main shaft of the frameless motor (1) to ensure that a rotor and a testing fixture shell rotate coaxially; the encoder mounting position is used for fixing a motor encoder (11).
6. The multifunctional motor testing tool of claim 5, characterized in that: the motor encoder (11) is arranged in the rear end cover (5).
7. The use method of the multifunctional motor test tool of claim 1 is characterized in that: the using method comprises the following steps:
A. the motor stator and the stator compression ring are compressed to the test tool shell by using a stator compression ring screw;
B. the motor rotor and the rotor compression ring are compressed on the main shaft by a rotor compression ring screw;
C. mounting a bearing to a main shaft; assembling the assembled shell, rotor and flange together, installing a coder and installing a rear cover;
D. mounting the assembled test tool on a motor test bench for testing;
E. and if the frameless motor needs to be replaced, the fixture is disassembled, the frameless motor to be tested is compacted according to the steps, and the fixture is assembled to be tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210546698.1A CN114966395A (en) | 2022-05-19 | 2022-05-19 | Multifunctional motor test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210546698.1A CN114966395A (en) | 2022-05-19 | 2022-05-19 | Multifunctional motor test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114966395A true CN114966395A (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210546698.1A Pending CN114966395A (en) | 2022-05-19 | 2022-05-19 | Multifunctional motor test tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114966395A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115980570A (en) * | 2022-12-06 | 2023-04-18 | 中国船舶集团有限公司第七〇七研究所 | Frameless motor test tool, use method and application |
| CN117805612A (en) * | 2024-01-08 | 2024-04-02 | 上海馨遥电机有限公司 | Integrated motor testing equipment and using method |
-
2022
- 2022-05-19 CN CN202210546698.1A patent/CN114966395A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115980570A (en) * | 2022-12-06 | 2023-04-18 | 中国船舶集团有限公司第七〇七研究所 | Frameless motor test tool, use method and application |
| CN115980570B (en) * | 2022-12-06 | 2023-09-29 | 中国船舶集团有限公司第七〇七研究所 | Frameless motor testing tool, using method and application |
| CN117805612A (en) * | 2024-01-08 | 2024-04-02 | 上海馨遥电机有限公司 | Integrated motor testing equipment and using method |
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