CN211293176U - Magnetic damping type motor life testing device - Google Patents
Magnetic damping type motor life testing device Download PDFInfo
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- CN211293176U CN211293176U CN201922058835.3U CN201922058835U CN211293176U CN 211293176 U CN211293176 U CN 211293176U CN 201922058835 U CN201922058835 U CN 201922058835U CN 211293176 U CN211293176 U CN 211293176U
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Abstract
The utility model relates to a magnetic damping formula motor life-span testing arrangement. Comprises a connecting sleeve, a flat key, a transmission sleeve, a fixing plate, a bottom plate, a magnetic damper and a connecting plate; the fixing plate is vertically arranged on the bottom plate through screws to form a base supporting system, and positioning holes are formed in the fixing plate; the magnetic damper is fixed on one side of the fixing plate through a screw; the output shaft of the magnetic damper penetrates through the positioning hole to extend to the other side of the fixing plate; an output shaft of the magnetic damper is matched with one end of the transmission sleeve through a flat key; the other end of the transmission sleeve is matched with an output shaft of the motor; positioning bosses are respectively arranged on two sides of the connecting plate, the boss on one side of the connecting plate is matched with the positioning hole of the magnetic damper, and the boss on the other side of the connecting plate is matched with the inner hole of the connecting sleeve; the connecting sleeve comprises a circular ring part, a plurality of supporting legs extend out of the end face of one end of the circular ring part, the supporting legs are fixed with the connecting plate, and the motor is installed on the end face of the other end of the circular ring part. The utility model discloses the load is adjustable, can not cause the motor to scrap, and the structure is changed conveniently.
Description
Technical Field
The utility model belongs to product reliability test field, concretely relates to magnetic damping formula motor life-span testing arrangement verifies and follow-up product design, process change etc. provides a convenient, reliable testing arrangement for new motor product development earlier stage scheme.
Background
For testing the service life of a magnetic damping type motor, the currently common method comprises the steps that a motor manufacturer adopts a motor pair, a dynamometer, a client end actual application service life test and the like. The former two methods have limitations, but the service life test cost is high, the dragged motor can only be scrapped after the test is finished, so that the problem of the accuracy reduction and even the damage of dynamometer equipment is caused, and the test method of practical application can not be carried out under the condition that a client can not provide terminal application.
Disclosure of Invention
The utility model provides a magnetic damping type motor service life testing device, which has adjustable load, can avoid limitation, can not cause motor scrapping, and saves dynamometer equipment cost; the testing device belongs to a mechanical structure, has high reliability, is convenient to replace the structure and has low use and maintenance cost.
In order to solve the technical problem, the utility model provides a magnetic damping type motor service life testing device, which comprises a connecting sleeve, a flat key, a transmission sleeve, a fixing plate, a bottom plate, a magnetic damper and a connecting plate;
the fixing plate is vertically arranged on the bottom plate through screws to form a base supporting system, and positioning holes are formed in the fixing plate;
the magnetic damper is fixed on one side of the fixing plate through a screw; the output shaft of the magnetic damper penetrates through the positioning hole to extend to the other side of the fixing plate; an output shaft of the magnetic damper is matched with one end of the transmission sleeve through a flat key; the other end of the transmission sleeve is matched with an output shaft of the motor;
positioning bosses are respectively arranged on two sides of the connecting plate, the boss on one side of the connecting plate is matched with the positioning hole of the magnetic damper, and the boss on the other side of the connecting plate is matched with the inner hole of the connecting sleeve;
the connecting sleeve comprises a circular ring part, a plurality of supporting legs extend out of the end face of one end of the circular ring part, the supporting legs are fixed with the connecting plate, and the motor is installed on the end face of the other end of the circular ring part.
Preferably, the output shaft of the magnetic damper is provided with a groove matched with one end of the flat key; the other end of the flat key is matched with one end of the transmission sleeve, the other end of the transmission sleeve is matched with the output shaft of the motor, and the output shaft of the magnetic damper is connected with the output shaft of the motor sequentially through the flat key and the transmission sleeve to realize load transmission.
Preferably, the output shaft of the motor is inserted into the connecting sleeve and fixed by a screw arranged on the side wall of the connecting sleeve, so that the power source is fixed.
Preferably, the magnetic damper surface is provided with a load scale size display for load size adjustment.
Preferably, the output shaft of the magnetic damper is in clearance fit with one end of the transmission sleeve through a flat key.
Preferably, the bosses on the two sides of the connecting plate are matched with the connecting sleeve and the magnetic damper in a positioning manner, so that the connection is concentric.
Compared with the prior art, the utility model, it is showing the advantage and lies in:
(1) the utility model adopts the connection of the screw and the connecting sleeve, and is convenient to maintain and disassemble;
(2) the utility model adopts the magnetic damper with adjustable load, has wide application range and can meet the requirements of motors with different sizes;
(3) the magnetic damper only needs to be replaced after the utility model is damaged, so that the cost is low;
(4) the utility model discloses guarantee by mechanical structure, the load is stable, and is longe-lived.
For other advantages not mentioned, reference will be made in the detailed description to the claims.
Drawings
Fig. 1 is a schematic view of the assembly of the magnetic damping type motor life testing device of the present invention.
Fig. 2 is a schematic view of the connection structure of the present invention.
Fig. 3 is a schematic view of the magnetic damper according to the present invention.
Fig. 4 is a schematic view of the magnetic damper of the present invention.
Fig. 5 is a schematic view of the connection plate of the present invention.
Fig. 6 is a schematic view of the connection sleeve of the present invention.
Reference numerals: a motor 1; a socket head cap screw 2; a connecting sleeve 3; a flat bond 4; a transmission sleeve 5; a cross recessed pan head screw 6; a fixed plate 7; a bottom plate 8; a magnetic damper 9; a set screw 10; a connecting plate 11.
Detailed Description
It is easily understood that, according to the technical solution of the present invention, a person having ordinary skill in the art can imagine various embodiments of the present invention without changing the essential spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be construed as limiting or restricting the technical solutions of the present invention in its entirety or as a limitation of the present invention.
Combine the attached drawing, magnetic damping formula motor life-span testing arrangement comprises motor 1, interior hexagonal cylinder head screw 2, adapter sleeve 3, parallel key 4, transmission cover 5, cross recess screw 6, fixed plate 7, bottom plate 8, magnetic damper 9, holding screw 10 and connecting plate 11.
The fixing plate 7 is vertically fixed on the bottom plate 8 through screws to form a base supporting system, and the fixing plate 7 is provided with a positioning hole. The magnetic damper 9 is fixed on one side of the fixing plate 7 by screws, so that the load device is fixed. The output shaft of the magnetic damper 9 passes through the positioning hole and extends to the other side of the fixing plate 7. The output shaft of the magnetic damper 9 is provided with a groove matched with one end of the flat key 4. The other end of the flat key 4 is matched with one end of the transmission sleeve 5. The other end of the transmission sleeve 5 is matched with the output shaft of the motor. The output shaft of the magnetic damper 9 is connected with the output shaft of the motor through the flat key 4 and the transmission sleeve 5 in sequence, so that load transmission is realized.
Positioning bosses are respectively arranged on two sides of the connecting plate 11, the boss on one side of the connecting plate 11 is matched with the positioning hole of the magnetic damper 9, and the other side of the connecting plate 11 is matched with the inner hole of the connecting sleeve 3 to ensure that two ends are concentric. The connecting sleeve 3 comprises a circular ring, and a plurality of supporting legs extend out of the end face of one end of the circular ring. The motor 1 is fastened and connected on the other end face of the connecting sleeve 3 through an inner hexagonal socket head cap screw 2. The output shaft of the motor 1 is inserted into the connecting sleeve 3 and fixed by a cross-shaped groove pan head screw 6 arranged on the side wall of the connecting sleeve 3, so that the power source fixation is realized.
The magnetic damper 9 has load scale size display on the surface, can realize load size adjustment, has an adjustable range from 0 to 10N.m, has wide applicability, and is locked by a set screw 10 after being adjusted;
an output shaft of the magnetic damper 9 is in clearance fit with one end of the transmission sleeve 5 through the flat key 4, so that the quick replacement and the maintenance are convenient, and an output shaft of the motor 1 and the other end of the transmission sleeve 5 are fixed through a cross pan head screw 6, so that the replacement of the motor is convenient;
bosses are arranged on two sides of the connecting plate 11 to realize positioning fit with the connecting sleeve 3 and the magnetic damper 9, so that the connection is concentric;
a plurality of supporting legs arranged on the connecting sleeve 3 form a gap groove, so that the cross-groove pan head screw 6 can be conveniently fastened and the running condition of the motor can be observed. The connecting plate 11 is fixed on the fixing plate 7 through screws, and how the connecting sleeve 3 is fixed with the fixing plate 7. Specifically, a screw is threaded from the back of the fixing plate 7, and is locked on a supporting leg of the connecting sleeve 3 through threaded connection after penetrating through the connecting plate 11, the supporting leg of the connecting sleeve 3 is tapped with a screw thread, and the fixing plate 7, the connecting plate 11 and the connecting sleeve are directly locked by the screw.
The connecting plate is provided with a positioning boss for ensuring the output shaft of the damper to be concentric with the connecting plate; the other side of the connecting plate is provided with a positioning boss which is assembled concentrically with the connecting sleeve, so that the output shaft of the motor is ensured to be concentrically connected with the output shaft of the damper after the motor is fixed; the magnetic damper load transmission is connected with the output shaft of the motor through the flat key and the connecting sleeve by the screw, so that the magnetic damper is convenient to disassemble and maintain.
The utility model discloses provide the load by magnetic damper for the motor, mainly used motor life-span test because the load size is adjustable, can test not equidimension motor range of application wide, the device is convenient for remove the management, and the reliability is high, and use cost is low, development in new product earlier stage or design, technological change in-process provide a very practical simple and convenient detection device.
Claims (6)
1. A magnetic damping type motor service life testing device is characterized by comprising a connecting sleeve (3), a flat key (4), a transmission sleeve (5), a fixing plate (7), a bottom plate (8), a magnetic damper (9) and a connecting plate (11);
the fixing plate (7) is vertically arranged on the bottom plate (8) through screws to form a base supporting system, and the fixing plate (7) is provided with a positioning hole;
the magnetic damper (9) is fixed on one side of the fixing plate (7) through a screw; an output shaft of the magnetic damper (9) penetrates through the positioning hole and extends to the other side of the fixing plate (7); an output shaft of the magnetic damper (9) is matched with one end of the transmission sleeve (5) through a flat key (4); the other end of the transmission sleeve (5) is matched with an output shaft of the motor;
positioning bosses are respectively arranged on two sides of the connecting plate (11), the boss on one side of the connecting plate (11) is matched with the positioning hole of the magnetic damper (9), and the other side of the connecting plate (11) is matched with the inner hole of the connecting sleeve (3);
the connecting sleeve (3) comprises a circular ring part, a plurality of supporting legs extend out of the end face of one end of the circular ring part, the supporting legs are fixed with the connecting plate (11), and the motor (1) is installed on the end face of the other end of the circular ring part.
2. A magnetic damping type motor life test device as claimed in claim 1, characterized in that the output shaft of the magnetic damper (9) is provided with a groove fitted with one end of the flat key (4); the other end of the flat key (4) is matched with one end of the transmission sleeve (5), the other end of the transmission sleeve (5) is matched with the output shaft of the motor, and the output shaft of the magnetic damper (9) is connected with the output shaft of the motor sequentially through the flat key (4) and the transmission sleeve (5) to realize load transmission.
3. A magnetic damping type motor life testing device as claimed in claim 2, characterized in that the output shaft of the motor (1) is inserted into the connecting sleeve (3) and fixed by a screw (6) mounted on the side wall of the connecting sleeve (3) to realize power source fixation.
4. A magnetic-damped motor life testing device as claimed in claim 2, characterized in that the magnetic damper (9) has a load scale size display on its surface for load size adjustment.
5. A magnetic damping motor life test device as claimed in claim 2, characterized in that the output shaft of the magnetic damper (9) is in clearance fit with one end of the drive sleeve (5) by means of a flat key (4).
6. A magnetic damping type motor life testing device as claimed in claim 2, characterized in that the bosses on both sides of the connecting plate (11) are in positioning fit with the connecting sleeve (3) and the magnetic damper (9) to ensure the connection to be concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058835.3U CN211293176U (en) | 2019-11-26 | 2019-11-26 | Magnetic damping type motor life testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058835.3U CN211293176U (en) | 2019-11-26 | 2019-11-26 | Magnetic damping type motor life testing device |
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| Publication Number | Publication Date |
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| CN211293176U true CN211293176U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922058835.3U Active CN211293176U (en) | 2019-11-26 | 2019-11-26 | Magnetic damping type motor life testing device |
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| CN (1) | CN211293176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865303A (en) * | 2019-11-26 | 2020-03-06 | 南京沃特电机有限公司 | Magnetic damping type motor life testing device |
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2019
- 2019-11-26 CN CN201922058835.3U patent/CN211293176U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865303A (en) * | 2019-11-26 | 2020-03-06 | 南京沃特电机有限公司 | Magnetic damping type motor life testing device |
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