CN218162135U - Fixed shaft linear motor with Hall position sensor structure - Google Patents
Fixed shaft linear motor with Hall position sensor structure Download PDFInfo
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- CN218162135U CN218162135U CN202222253901.4U CN202222253901U CN218162135U CN 218162135 U CN218162135 U CN 218162135U CN 202222253901 U CN202222253901 U CN 202222253901U CN 218162135 U CN218162135 U CN 218162135U
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- hall
- connector
- rear framework
- position sensor
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Abstract
The utility model provides an increase fixed axle linear electric motor of hall position sensor structure, its characterized in that: the rear part of the fixed shaft motor body is provided with a rear framework, the rear framework comprises a rear framework body and a rear framework outer spigot, and a motor screw penetrates out of the rear framework; the outer circle of the rear framework body is provided with a rear framework external thread; the rear end face of the motor screw is fixed with Hall induction magnetic steel; the connector is cylindrical and is provided with a connector external thread and a connector internal thread; the outer spigot of the rear framework is matched with an inner hole of the connector; the external thread of the rear framework is connected with the internal thread of the connector; the Hall housing internal thread of the Hall housing is connected with the connector external thread, and the Hall housing is fixed on the connector; a Hall position sensor is fixed inside the Hall housing and corresponds to the Hall sensing magnetic steel in position, and the Hall position sensor is connected with the motor controller. The utility model discloses under the low-cost condition, reach fixed axle linear electric motor's closed-loop control function.
Description
Technical Field
The utility model relates to a fixed axle linear electric motor.
Background
A shaft motor is fixed. The novel electric vehicle has stable quality, small volume, large thrust and selectable various step sizes, and is widely applied to the market. However, due to the open-loop control characteristics of the stepping motor, for a special application environment requiring closed-loop control, a customer needs to add an additional electric signal feedback system, so that the product cost of the customer is increased, and the market share of the fixed shaft motor is restricted.
Under the intense market environment, in order to solve the application problem of customers, the requirement of adding a closed-loop control function to the fixed shaft motor body is urgent.
SUMMERY OF THE UTILITY MODEL
The utility model provides an increase fixed axle linear electric motor of hall position sensor structure, its purpose solves prior art's shortcoming, under the low-cost condition, reaches fixed axle linear electric motor's closed-loop control function.
The utility model provides a technical scheme that its technical problem adopted is:
increase fixed axle linear electric motor of hall position sensor structure, its characterized in that:
the rear part of the fixed shaft motor body is provided with a rear framework, the rear framework comprises a rear framework body and a rear framework outer spigot, and a motor screw penetrates out of the rear framework;
the outer circle of the rear framework body is provided with a rear framework external thread;
the rear end face of the motor screw is fixed with Hall induction magnetic steel;
the connector is cylindrical and is provided with a connector external thread and a connector internal thread;
the outer spigot of the rear framework is matched with the inner hole of the connector;
the external thread of the rear framework is connected with the internal thread of the connector;
the Hall housing internal thread of the Hall housing is connected with the connector external thread, and the Hall housing is fixed on the connector;
a Hall position sensor is fixed inside the Hall housing and corresponds to the Hall sensing magnetic steel in position, and the Hall position sensor is connected with the motor controller.
The rear end face of the motor screw is provided with a concave hole, and the Hall sensing magnetic steel is inserted into the concave hole and fixed by glue.
And thread glue is arranged between the external thread of the rear framework and the internal thread of the connector.
Thread glue is arranged between the inner thread of the Hall housing and the outer thread of the connector.
The Hall position sensor is inserted into the Hall housing from the through hole of the Hall housing, and the Hall position sensor is fixed on the Hall housing by glue at the position of the through hole.
The utility model discloses an useful part lies in:
this patent only increases the connector part, and other parts do not have other new moulds, new part requirements for current other motor volume production parts, ensure that product cost is minimum, and hall position sensor corresponds with hall response magnet steel position, realize fixed axle linear electric motor's closed-loop control function. The screw thread and the structure fixed by the screw thread glue ensure reliable connection.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a side view of the present invention;
fig. 2 is an exploded perspective view of the present invention at an angle;
fig. 3 is an exploded perspective view of another angle of the present invention.
Detailed Description
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other embodiments can be obtained without inventive efforts. In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", "inner", "outer", "bottom", and the like as used herein are used in the description to indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, 2, and 3:
the rear part of the fixed shaft motor body 1 is provided with a rear framework, the rear framework comprises a rear framework body 12 and a rear framework outer spigot 11, and a motor screw 14 penetrates out of the rear framework.
The outer circle of the rear framework body 12 is provided with a rear framework external thread 13 by machining.
The rear end face of the motor screw 14 is provided with a concave hole, high-temperature glue is coated in the concave hole, the Hall sensing magnetic steel 5 is inserted into the concave hole in a small-gap fit mode and fixed by the glue, and therefore the Hall sensing magnetic steel 5 is additionally arranged on the rear end face of the motor screw 14 and used for axial Hall signal sensing.
The connector 2 is cylindrical and is provided with a connector male screw 21 and a connector female screw 22.
The back framework outer spigot 11 is in small clearance fit with the inner hole of the connector 2, and the radial concentricity is qualified.
The rear framework external thread 13 and the connector internal thread 22 are mutually connected, and simultaneously, the thread glue is added between the rear framework external thread 13 and the connector internal thread 22 for reinforcement, so that the connector 2 is fixed on the rear framework.
The Hall housing internal thread 31 of the Hall housing 3 is connected with the connector external thread 21, and meanwhile, the thread glue is added between the Hall housing internal thread 31 and the connector external thread 21 for reinforcement, so that the Hall housing 3 is fixed on the connector 2, and the connection reliability is ensured;
Therefore, when the linear motor works, the Hall position sensor 4 and the Hall sensing magnetic steel 5 act, and a sensor signal is sent to the motor controller, so that the closed-loop control function of the fixed shaft linear motor is achieved.
The utility model discloses only increase the connector part, other parts are current other motor volume production parts, do not have other new moulds, new part requirement, ensure that product cost is minimum.
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. Increase fixed axle linear electric motor of hall position sensor structure, its characterized in that: the rear part of the fixed shaft motor body is provided with a rear framework, the rear framework comprises a rear framework body and a rear framework outer spigot, and a motor screw penetrates out of the rear framework; the outer circle of the rear framework body is provided with a rear framework external thread; the rear end face of the motor screw is fixed with Hall induction magnetic steel; the connector is cylindrical and is provided with a connector external thread and a connector internal thread; the outer spigot of the rear framework is matched with an inner hole of the connector; the external thread of the rear framework is connected with the internal thread of the connector; the Hall housing internal thread of the Hall housing is connected with the connector external thread, and the Hall housing is fixed on the connector; a Hall position sensor is fixed inside the Hall housing and corresponds to the Hall sensing magnetic steel in position, and the Hall position sensor is connected with the motor controller.
2. The fixed axis linear motor with added hall position sensor structure of claim 1 wherein: the rear end face of the motor screw is provided with a concave hole, and the Hall sensing magnetic steel is inserted into the concave hole and fixed by glue.
3. The fixed axis linear motor with added hall position sensor structure of claim 1 wherein: and thread glue is arranged between the external thread of the rear framework and the internal thread of the connector.
4. The fixed shaft linear motor with added hall position sensor structure of claim 1 wherein: thread glue is arranged between the inner thread of the Hall housing and the outer thread of the connector.
5. The fixed axis linear motor with added hall position sensor structure of claim 1 wherein: the Hall position sensor is inserted into the Hall housing from the through hole of the Hall housing, and the Hall position sensor is fixed on the Hall housing by glue at the position of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222253901.4U CN218162135U (en) | 2022-08-25 | 2022-08-25 | Fixed shaft linear motor with Hall position sensor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222253901.4U CN218162135U (en) | 2022-08-25 | 2022-08-25 | Fixed shaft linear motor with Hall position sensor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218162135U true CN218162135U (en) | 2022-12-27 |
Family
ID=84554564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222253901.4U Active CN218162135U (en) | 2022-08-25 | 2022-08-25 | Fixed shaft linear motor with Hall position sensor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218162135U (en) |
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2022
- 2022-08-25 CN CN202222253901.4U patent/CN218162135U/en active Active
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