CN110673033A - Flexible centering motor performance testing device - Google Patents
Flexible centering motor performance testing device Download PDFInfo
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- CN110673033A CN110673033A CN201910921790.XA CN201910921790A CN110673033A CN 110673033 A CN110673033 A CN 110673033A CN 201910921790 A CN201910921790 A CN 201910921790A CN 110673033 A CN110673033 A CN 110673033A
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- bearing plate
- lower bearing
- elastic
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- performance testing
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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
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention provides a flexible centering motor performance testing device, which comprises: a load device; the gear sleeve is used for being meshed with a gear driving pair of the window-swinging motor and is coaxially arranged with the loader; and the connecting mechanism comprises an upper bearing plate and a lower bearing plate which are arranged relatively, the upper bearing plate is connected with the lower bearing plate through elastic pieces in an elastic movable mode, the upper bearing plate is installed in the loader, the lower bearing plate is installed in the gear sleeve, the upper bearing plate is connected with the lower bearing plate through elastic pieces, and the gear sleeve is reset by the elastic pieces which are coaxially arranged with the loader. The invention solves the problem that a gear driving pair of the window-swinging motor is easily damaged when the automatic motor testing device is used for testing the window-swinging motor.
Description
Technical Field
The invention relates to a window-swinging motor performance testing device, in particular to a flexible centering motor performance testing device.
Background
The window-swinging motor needs to be subjected to performance test before leaving a factory. On an automatic production line, due to the existence of a gear driving pair of a window-swinging motor, when the performance of the window-swinging motor is tested, and a motor performance testing device is meshed with the gear driving pair and connected, the gear driving pair is often damaged and cannot be meshed with the gear driving pair, so that the problem that the qualification rate of the window-swinging motor for the performance test of the window-swinging motor by the automatic motor testing device is inaccurate (the qualification rate is low) is solved.
Disclosure of Invention
In order to overcome the defects in the prior art, a flexible centering motor performance testing device is provided so as to solve the problem that a gear driving pair of a window-shaking motor is easily damaged when the window-shaking motor is tested by using an automatic motor testing device.
In order to achieve the above object, a flexible centering motor performance testing device is provided, which comprises:
a load device;
the gear sleeve is used for being meshed with a gear driving pair of the window-swinging motor and is coaxially arranged with the loader; and
coupling mechanism, including relative last bearing plate and lower bearing plate that sets up, go up the bearing plate through elastic component elasticity swing joint in lower bearing plate, go up the bearing plate install in the loader, lower bearing plate install in the gear sleeve, go up the bearing plate with still be connected with between the lower bearing plate and be used for making the gear sleeve with the elasticity that the loader is coaxial to be set up resets.
Further, the elastic member has opposite ends, and the opposite ends of the elastic member are respectively connected to opposite sides of the upper bearing plate and the lower bearing plate.
Further, the outer diameter of the elastic member is gradually reduced from the middle of the elastic member to both ends of the elastic member.
Furthermore, the quantity of elastic component is many, many the elastic component uses the axis of gear cover is central symmetry setting.
Furthermore, the elastic reset piece is a spiral spring, and two ends of the spiral spring are respectively connected between the outer edges of the upper bearing plate and the lower bearing plate.
Furthermore, a coupler is connected between the upper bearing plate and the loader.
Furthermore, an elastic buffer mechanism is connected between the lower bearing plate and the gear sleeve.
Further, the elastic buffer mechanism includes:
the middle shaft is arranged at the bottom of the lower bearing plate and is coaxial with the gear sleeve;
the first end of the socket sleeve is coaxially connected to the gear sleeve, and the end, far away from the lower bearing plate, of the middle shaft is slidably arranged at the second end of the socket sleeve; and
and the first end of the elastic pushing and supporting piece is connected to the outer part of one end, close to the lower bearing plate, of the middle shaft, and the second end of the elastic pushing and supporting piece is connected to the outer part of the socket sleeve.
Furthermore, the side wall of the socket sleeve is provided with a limiting strip hole, the limiting strip hole is arranged along the axial direction of the center shaft, the center shaft is provided with a limiting pin shaft, and the limiting pin shaft is slidably arranged in the limiting strip hole.
Furthermore, a flange is formed on the outer side wall of one end, close to the lower bearing plate, of the middle shaft, and the first end of the elastic pushing and abutting piece is connected to the flange.
The flexible centering motor performance testing device has the advantages that when the window-swinging motor to be tested is placed on the testing table and powered on, the gear sleeve passes through the elastic part of the connecting mechanism, and in the process that the gear sleeve descends and is meshed with the gear driving pair of the window-swinging motor, the elastic part leads the upper bearing plate and the lower bearing plate to be staggered under the driving of the non-axial (axial direction of the gear sleeve) pressure on the lower bearing plate, namely, the gear sleeve moves forwards and backwards and leftwards in the horizontal direction to be automatically aligned to be meshed with the gear driving pair of the window-swinging motor, the gear driving pair of the window-swinging motor is prevented from being in hard contact with the gear driving pair of the window-swinging motor to damage the gear driving pair of the window-swinging motor through the soft contact of the gear sleeve and the gear driving pair of the window-swinging motor, after the gear sleeve is meshed with the gear driving pair of the window-swinging motor, the gear driving pair of the window-swinging motor drives the, and testing the torque, current and other related motor performance parameters of the window motor to be tested by using the loader.
Drawings
Fig. 1 is a schematic structural diagram of a flexible centering motor performance testing device according to an embodiment of the invention.
Fig. 2 is a front view of a flexible centering motor performance testing device according to an embodiment of the invention.
Fig. 3 is a cross-sectional view taken at a-a in fig. 2.
Fig. 4 is a cross-sectional view at B-B in fig. 2.
Fig. 5 is a schematic structural diagram of a gear sleeve and a gear driving pair in a meshing state according to an embodiment of the present invention.
Fig. 6 is a cross-sectional view at C-C in fig. 5.
FIG. 7 is a bottom view of a gear sleeve of an embodiment of the present invention.
Fig. 8 is a cross-sectional view taken at D-D in fig. 7.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Fig. 1 is a schematic structural diagram of a flexible centering motor performance testing device according to an embodiment of the present invention, fig. 2 is a front view of the flexible centering motor performance testing device according to the embodiment of the present invention, fig. 3 is a sectional view at a-a in fig. 2, fig. 4 is a sectional view at B-B in fig. 2, fig. 5 is a schematic structural diagram of a gear sleeve and a gear driving pair in a meshing state according to the embodiment of the present invention, fig. 6 is a sectional view at C-C in fig. 5, fig. 7 is a bottom view of the gear sleeve according to the embodiment of the present invention, and fig. 8 is a sectional view at D-D in fig. 7.
Referring to fig. 1 to 8, the present invention provides a flexible centering motor performance testing apparatus, including: a load (not shown in the drawings), a gear housing 2 and a connecting mechanism 3. The gear sleeve 2 is flexibly connected with the loader through a connecting mechanism 3. The gear sleeve 2 is used for engaging with a gear driving pair 71 of the window motor 7. After the gear sleeve is meshed with the gear driving pair of the window-moving motor, the gear driving pair 71 of the window-moving motor 7 drives the loader through the gear sleeve to detect the performance parameters of the window-moving motor.
Specifically, the connecting mechanism 3 includes an upper bearing plate 31 and a lower bearing plate 32 which are oppositely disposed. The upper bearing plate and the lower bearing plate are prism bodies, and the upper bearing plate and the lower bearing plate are coaxially arranged under a normal state. The upper bearing plate 31 is mounted to the loader. Further, the load carrier is coaxially connected to the upper bearing plate, i.e. the load carrier is located on the axis of the upper bearing plate. In this embodiment, the upper bearing plate is connected to the load via a coupling 4. The upper bearing plate is coaxially connected with the coupler. The lower bearing plate 32 is mounted to the gear housing 2. Further, the lower bearing plate is coaxially mounted on the gear sleeve. The gear sleeve is positioned on the axis of the lower bearing plate. In the present embodiment, the lower pressure bearing plate 32 is connected to the gear housing through the elastic buffer mechanism 5. The upper bearing plate 31 is elastically and movably connected to the lower bearing plate 32 by an elastic member. Further, an elastic member is connected between opposite sides of the upper and lower bearing plates, and an elastic restoring member 34 is connected between outer edges of the upper and lower bearing plates 31 and 32. After the lower bearing plate is pushed by non-axial (axial of the gear sleeve) pressure, the elastic piece utilizes the elasticity and flexibility of the elastic piece, so that the upper bearing plate and the lower bearing plate are dislocated in the radial direction. After the upper bearing plate and the lower bearing plate are staggered, the elastic reset piece applies reset tension to the upper bearing plate, so that the upper bearing plate and the lower bearing plate are coaxially arranged, and the loader and the gear sleeve are coaxially arranged.
The flexible centering motor performance testing device of the invention is arranged on a testing platform of a window-swinging motor to be tested and is electrified, a gear sleeve passes through an elastic part of a connecting mechanism, in the process that the gear sleeve descends and is meshed with a gear driving pair of the window-swinging motor, the elastic part leads an upper bearing plate and a lower bearing plate to be staggered under the driving of the lower bearing plate under the non-axial (axial direction of the gear sleeve) pressure, namely, the gear sleeve moves forwards and backwards and leftwards and rightwards in the radial (horizontal) direction to be automatically aligned to be meshed with the gear driving pair of the window-swinging motor, the self elasticity of the elastic part in the axial direction leads the soft contact of the gear sleeve and the gear driving pair of the window-swinging motor to have a certain amount of buffer in the axial direction, the hard contact between the gear sleeve and the gear driving pair of the window-swinging motor is avoided to damage the gear driving pair of the window-swinging motor, after the gear sleeve is, and a gear driving pair of the window-swinging motor drives the gear sleeve and the connecting mechanism to rotate so as to drive the loader, and the loader is used for testing the torque, the current and other related motor performance parameters of the window-swinging motor to be tested.
As a preferred embodiment, the elastic member 33 has opposite ends, and the opposite ends of the elastic member 33 are respectively coupled to opposite sides of the upper and lower bearing plates 31 and 32. The elastic piece is columnar.
In this embodiment, the outer diameter of the elastic member 33 is gradually reduced from the middle of the elastic member to both ends of the elastic member. The further elastic part is in a spindle shape, so that after the lower bearing plate is pressed in a non-axial direction (the axial direction of the gear sleeve), the upper bearing plate and the lower bearing plate can be rapidly staggered, the gear sleeve is rapidly aligned and meshed with a gear driving pair of the window swinging motor, and the gear driving pair of the window swinging motor is prevented from being damaged by the gear sleeve. The elastic member may be made of, but not limited to, rubber, silicone, or the like.
As a preferred embodiment, referring to fig. 4, the number of the elastic members 33 is plural. The elastic members 33 are arranged in a central symmetry about the axis of the gear housing 2. In this embodiment, the shape of the upper bearing plate matches the shape of the lower bearing plate. The upper bearing plate and the lower bearing plate are regular prisms. Further, the upper bearing plate and the lower bearing plate are regular octagonal prisms. Eight elastic pieces are arranged between the upper bearing plate and the lower bearing plate. Eight elastic component set up respectively in the corner of last bearing plate and lower bearing plate.
In a preferred embodiment, the number and the position of the elastic resetting pieces are matched with those of the elastic pieces. In this embodiment, eight elasticity reset pieces are installed respectively in the corner of the side of last bearing plate and lower bearing plate to ensure that can pull back the setting of restoring to the throne with lower bearing plate coaxial with last bearing plate rapidly after last bearing plate and lower bearing plate take place the dislocation.
In this embodiment, the elastic return member 34 is a coil spring. Two ends of the spiral spring are respectively connected between the outer edges of the upper bearing plate and the lower bearing plate. The elastic reset piece is arranged along the axial direction of the gear sleeve.
In a preferred embodiment, a coupling 4 is connected between the upper bearing plate 31 and the load. An elastic buffer mechanism 5 is connected between the lower bearing plate 32 and the gear sleeve 2. In the process of meshing the gear sleeve with the gear driving pair of the window-swinging motor, the elastic buffer mechanism is used for offsetting the (axial) impact inertia of the gear sleeve so as to protect the gear driving pair of the window-swinging motor from being damaged by the gear sleeve.
Specifically, the elastic buffer mechanism 5 includes: a middle shaft 51, a socket sleeve 52 and an elastic pushing part 53.
The center shaft 51 is provided at the bottom of the lower bearing plate 32. The middle shaft 51 is arranged coaxially with the gear sleeve 2. The first end of the socket sleeve 52 is coaxially connected to the gear sleeve 2. The end of the middle shaft 51 far away from the lower bearing plate 32 is slidably arranged at the second end of the socket sleeve 52. A first end of the elastic pushing part 53 is connected to an outer portion of one end of the middle shaft 51 near the lower bearing plate 32. The second end of the elastic push piece 53 is connected to the outside of the socket sleeve 52.
Furthermore, the side wall of the socket sleeve 52 is provided with a limit strip hole. The limiting strip holes are arranged along the axial direction of the middle shaft 51. The middle shaft 51 is provided with a limit pin 54. The limit pin 54 is slidably disposed in the limit bar hole. In this embodiment, the side walls of the opposite two sides of the socket sleeve 52 are respectively provided with an implementation limit strip hole. The middle shaft is provided with a through hole, and the limiting pin shaft penetrates through the limiting strip holes on the two sides of the socket sleeve and the through hole of the middle shaft, so that the socket sleeve can only slide along the axial direction of the middle shaft.
In the present embodiment, an outer side wall of the center shaft 51 near one end of the lower bearing plate 32 is formed with a flange 521. The first end of the elastic pushing-against piece 53 is connected to the flange 521.
Preferably, the flange is arranged in a circle along the circumferential surface of the central shaft. The elastic pushing and supporting piece is a spiral spring which is sleeved outside one end of the middle shaft close to the lower bearing plate and pushes and supports the socket sleeve downwards.
The elastic pushing-against piece is a reset spring of the socket sleeve sliding along the central shaft, and the elastic reset piece is a reset spring of the upper bearing plate and the lower bearing plate rotating along the circumference. The elastic pushing and supporting piece is used for meshing the gear sleeve and a gear driving pair of the window-rocking motor to play a role in compressing when in testing, and the gear sleeve is prevented from being separated from the gear driving pair.
In the embodiment, the discharging oil cylinder 6 is arranged outside the socket sleeve. When the test of the window-swinging motor is completed, in order to prevent the gear sleeve and the gear driving pair from being separated smoothly, the discharging oil cylinder can generate downward separation thrust, so that the gear sleeve and the gear driving pair are separated smoothly. When the gear sleeve is meshed with the gear driving pair, the discharging cylinder compresses; after the window motor test is finished, the discharging cylinder stretches out, so that the gear sleeve is separated from the gear driving pair.
It should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the invention is to be defined by the scope of the appended claims.
Claims (10)
1. The utility model provides a flexible centering motor capability test device which characterized in that includes:
a load device;
the gear sleeve is used for being meshed with a gear driving pair of the window-swinging motor and is coaxially arranged with the loader; and
coupling mechanism, including relative last bearing plate and lower bearing plate that sets up, go up the bearing plate through elastic component elasticity swing joint in lower bearing plate, go up the bearing plate install in the loader, lower bearing plate install in the gear sleeve, go up the bearing plate with still be connected with between the lower bearing plate and be used for making the gear sleeve with the elasticity that the loader is coaxial to be set up resets.
2. The flexible centering motor performance testing device as claimed in claim 1, wherein said elastic member has two opposite ends, and the two ends of said elastic member are respectively connected to opposite sides of said upper bearing plate and said lower bearing plate.
3. The flexible centering motor performance testing device of claim 2, wherein the outer diameter of the elastic member is gradually reduced from the middle of the elastic member to both ends of the elastic member.
4. The flexible centering motor performance testing device of claim 1, wherein the number of the elastic members is multiple, and the multiple elastic members are arranged in a central symmetry manner with the axis of the gear sleeve as a center.
5. The flexible centering motor performance testing device as claimed in claim 1, wherein the elastic reset member is a coil spring, and two ends of the coil spring are respectively connected between the outer edges of the upper bearing plate and the lower bearing plate.
6. The flexible centering motor performance testing device of claim 1, wherein a coupling is connected between the upper bearing plate and the loader.
7. The flexible centering motor performance testing device of claim 1, wherein an elastic buffer mechanism is connected between the lower bearing plate and the gear sleeve.
8. The flexible centering motor performance testing device of claim 7, wherein said elastic buffer mechanism comprises:
the middle shaft is arranged at the bottom of the lower bearing plate and is coaxial with the gear sleeve;
the first end of the socket sleeve is coaxially connected to the gear sleeve, and the end, far away from the lower bearing plate, of the middle shaft is slidably arranged at the second end of the socket sleeve; and
and the first end of the elastic pushing and supporting piece is connected to the outer part of one end, close to the lower bearing plate, of the middle shaft, and the second end of the elastic pushing and supporting piece is connected to the outer part of the socket sleeve.
9. The flexible centering motor performance testing device of claim 8, wherein a limiting strip hole is formed in a side wall of the socket sleeve, the limiting strip hole is arranged along an axial direction of the center shaft, a limiting pin shaft is arranged on the center shaft, and the limiting pin shaft is slidably arranged in the limiting strip hole.
10. The flexible centering motor performance testing device as claimed in claim 8, wherein a flange is formed on an outer side wall of one end of the middle shaft close to the lower bearing plate, and a first end of the elastic abutting member is connected to the flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910921790.XA CN110673033A (en) | 2019-09-27 | 2019-09-27 | Flexible centering motor performance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910921790.XA CN110673033A (en) | 2019-09-27 | 2019-09-27 | Flexible centering motor performance testing device |
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| Publication Number | Publication Date |
|---|---|
| CN110673033A true CN110673033A (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910921790.XA Pending CN110673033A (en) | 2019-09-27 | 2019-09-27 | Flexible centering motor performance testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114236377A (en) * | 2021-11-18 | 2022-03-25 | 上海申传电气股份有限公司 | Health condition monitoring device of driving part of permanent magnet synchronous motor for monorail crane |
-
2019
- 2019-09-27 CN CN201910921790.XA patent/CN110673033A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114236377A (en) * | 2021-11-18 | 2022-03-25 | 上海申传电气股份有限公司 | Health condition monitoring device of driving part of permanent magnet synchronous motor for monorail crane |
| CN114236377B (en) * | 2021-11-18 | 2023-08-11 | 上海申传电气股份有限公司 | Permanent magnet synchronous motor driving part health condition monitoring device for monorail crane |
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