CN220775588U

CN220775588U - Sheathing mechanism

Info

Publication number: CN220775588U
Application number: CN202321757804.7U
Authority: CN
Inventors: 姚早春; 刘超超
Original assignee: Hangzhou Mingzhe Magnetic Technology Co ltd
Current assignee: Hangzhou Mingzhe Magnetic Technology Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-04-12
Anticipated expiration: 2033-07-05

Abstract

The embodiment of the utility model discloses a sheathing mechanism, which comprises: the positioning module is used for positioning the iron core; and the press-fit system is used for press-fitting the sheath on the iron core at the positioning module. According to the utility model, the iron core is positioned on the positioning module, the magnet is sleeved on the iron core, and the sheath is pressed on the iron core through the press-fit system. The utility model can avoid the problems of time and labor waste and easy assembly of the sheath by manual assembly; the utility model can improve the assembly efficiency, has low failure rate, ensures the quality of the sheath, and has the advantages of convenient operation, high efficiency and high reliability.

Description

Sheathing mechanism

Technical Field

The utility model relates to the technical field of motors, in particular to a sheathing mechanism.

Background

The rotor product shown in fig. 1 is widely applied to motor manufacturers and application industries thereof, and particularly is used for servo motors and fan motors. When assembling, as shown in fig. 2, the magnet needs to be assembled first and then the sheath is assembled, and then the magnet and the sheath are flush with the lower end surface of the iron core. At present, the assembly of the sheath is mainly manual assembly, the efficiency is low in a manual assembly mode, and the wall thickness of the sheath is generally 0.1-0.2 mm, and whether the sheath is assembled in place or not cannot be ensured in a manual assembly mode.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a sheathing mechanism.

In order to solve the technical problems, the aim of the utility model is realized by the following technical scheme:

a sheathing mechanism, comprising:

the positioning module is used for positioning the iron core;

and the press-fit system is used for press-fitting the sheath on the iron core at the positioning module.

According to the utility model, the iron core is positioned on the positioning module, the magnet is sleeved on the iron core, and the sheath is pressed on the iron core through the press-fit system. The press-fitting system has various structural forms, for example, a sheath is placed on the iron core, then the press-fitting system is provided with a press-fitting part, the press-fitting part is driven to press the iron core from top to bottom, and the press-fitting system can adopt various existing implementation modes.

In the present utility model, there are various structural forms of the positioning module, and preferably, the positioning module includes:

a bottom plate;

the positioning plate is arranged on the bottom plate and is provided with a positioning part for positioning the iron core.

Preferably, the bottom plate is provided with a plurality of position adjusting holes which can be connected with the positioning plate.

The positioning plate can be connected with any position adjusting hole on the bottom plate, so that the position adjustment of the positioning plate is realized, the number and the arrangement mode of the position adjusting holes can be particularly realized, and various arrangements can be carried out according to actual conditions.

Preferably, the positioning module further includes an induction unit for detecting whether the iron core is positioned at the positioning portion.

After the iron core is positioned at the positioning part, the induction unit can induce the existence of the iron core, and then the operation of the press-fit system can be started.

The sensing unit of the present utility model may have various structural forms, for example, may be provided in the form of a photoelectric sensor.

Preferably, the press-fitting system includes:

an outer die head;

the inner die head can be sleeved in the outer die head, and is provided with a disengaging position which is disengaged from the outer die head and a locking position which is fixed in the outer die head; when the inner die is positioned at the disengaging position, the sheath is sleeved outside the inner die;

the demolding locking unit is used for fixing the inner die at a locking position;

and the driving unit is used for driving the outer die to move up and down so as to press the sheath on the inner die into the iron core.

When the press-mounting system is used for press-mounting the sheath, the driving unit drives the outer die head to descend, then the demolding locking unit is opened, the inner die head axially falls off from the inner die head and falls on the iron core, then the driving unit drives the outer die head to ascend, an operator wears the sheath on the inner die head, the driving unit is started again to drive the outer die head to descend, the end face of the outer die head is in contact with the sheath, and the sheath is pressed into the iron core under the action of downward pressure.

The inner die head can play a guiding role, the size of the inner die head is matched with the size of the iron core, the outer diameter of the outer die head is equal to the thickness of the iron core plus the sheath, and the sizes of the inner die head and the outer die head can be set according to specific products so as to press-fit sheaths with different sizes.

Preferably, the inner die is provided with a positioning pin. In the utility model, the positioning pin can be arranged on the inner die head, and when the inner die head is arranged on the iron core, the positioning pin can be inserted into a hole on the iron core to realize positioning.

In the present utility model, the release locking unit may have various structural forms, and preferably, the release locking unit includes a pin for being inserted into the outer die and the inner die to fix the outer die and the inner die. In the utility model, the side surfaces of the inner die head and the outer die head can be provided with the positioning holes, and then the bolts are inserted into the positioning holes, thus realizing locking.

In order to facilitate the insertion and extraction of the plug pin, preferably, the demolding locking unit further comprises a drawing unit for drawing the plug pin.

The drawing unit of the utility model can have various structural forms, and preferably, the drawing unit adopts the structural form of an air cylinder. The drawing is performed in a cylinder driving mode, so that the operation is convenient.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model can avoid the problems of time and labor waste and easy assembly of the sheath by manual assembly; the utility model can improve the assembly efficiency, has low failure rate, ensures the quality of the sheath, and has the advantages of convenient operation, high efficiency and high reliability.

The utility model is further described below with reference to the drawings and specific embodiments.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of the assembled product in this embodiment.

Fig. 2 is a schematic structural view of the assembled product in this embodiment.

Fig. 3 is a schematic structural view of a sheathing mechanism in the present embodiment.

Fig. 4 is a schematic structural view of a sheathing mechanism in the present embodiment.

Fig. 5 is a schematic structural view of a sheathing mechanism in the present embodiment.

Fig. 6 is a schematic structural view of the release locking unit in the present embodiment.

Reference numerals illustrate:

1. a press-fit system; 11. an outer die head; 12. a demolding locking unit; 121. a plug pin; 122. a cylinder; 13. a driving unit; 14. a positioning pin;

2. a positioning module; 21. a bottom plate; 22. a positioning plate; 23. a photoelectric sensor;

3. and (3) an iron core.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

As shown in fig. 3 to 5, the present embodiment is a sheathing mechanism including:

the positioning module 2 is used for positioning the iron core 3;

and the press-fitting system 1 is used for press-fitting the sheath on the iron core at the positioning module 2.

In this embodiment, the iron core is first positioned on the positioning module 2, then the magnet is sleeved on the iron core, and then the sheath is pressed on the iron core through the press-fit system.

In this embodiment, the positioning module 2 has various structural forms, and in one embodiment, the positioning module 2 includes:

a bottom plate 21;

the positioning plate 22 is provided on the bottom plate 21 and has a positioning portion for positioning the iron core.

In one embodiment, the bottom plate 21 is provided with a plurality of position adjusting holes that can be connected to the positioning plate 22.

In this embodiment, the positioning plate 22 may be connected with any position adjusting hole on the bottom plate 21, so as to implement position adjustment of the positioning plate 22, and the number and arrangement modes of the position adjusting holes may be specifically set in various manners according to actual situations.

In an embodiment, the positioning module 2 further comprises an induction unit for detecting whether the iron core is positioned at the positioning portion.

After the iron core 3 is positioned at the positioning portion, the sensing unit may sense the presence of the iron core, and then the operation of the press-fitting system 1 may be started.

The sensing unit in this embodiment may have various structural forms, for example, may be provided in the form of a photosensor 23.

In one embodiment, preferably, the press-fitting system includes:

an outer die 11;

the inner die head can be sleeved in the outer die head 11 in a penetrating way, and is provided with a disengaging position which is disengaged from the inner die head 11 and a locking position which is fixed in the outer die head 11; when the inner die is positioned at the disengaging position, the sheath is sleeved outside the inner die;

a knock out lock unit 12 for securing the inner die in a locked position;

and the driving unit 13 is used for driving the outer die 11 to move up and down so as to press the sheath on the inner die into the iron core.

When the press-fitting system 1 is used for press-fitting the sheath, the driving unit 13 drives the outer die head 11 to descend, the demolding locking unit 12 is opened, the inner die head axially falls on the iron core from the outer die head 11, then the driving unit 13 drives the outer die head 11 to ascend, an operator wears the sheath on the inner die head, the driving unit 13 is started again to drive the outer die head 11 to descend, the end face of the outer die head 11 contacts with the sheath, and the sheath is pressed into the iron core under the action of downward pressure.

In this embodiment, the inner die head can play a guiding role, the size of the inner die head is matched with the size of the iron core, the outer diameter of the outer die head 11 is equal to the thickness of the iron core plus the sheath, and the sizes of the inner die head and the outer die head 11 can be set according to specific products so as to press-fit sheaths with different sizes.

The driving unit 13 of the present utility model may have various structural forms, for example, an electric cylinder driving manner may be adopted, and specific setting manners may be various, which will not be described herein.

In one embodiment, the inner die has a locating pin thereon. In this embodiment, the positioning pin 14 may be further disposed on the inner die, and when the inner die is disposed on the core, the positioning pin may be inserted into a hole on the core, so as to achieve positioning.

In this embodiment, the demolding locking unit 12 has various structural forms, and in one embodiment, as shown in fig. 6, the demolding locking unit 12 includes a latch 121 for being inserted into the outer die 11 and the inner die to fix the outer die 11 and the inner die. In this embodiment, positioning holes may be formed on the side surfaces of the inner die head and the outer die head 11, and then the latch 121 may be inserted into the positioning holes, thereby achieving locking.

To facilitate the insertion and extraction of the plug pin 121, in an embodiment, the demolding locking unit 12 further comprises a drawing unit for drawing the plug pin 121.

The drawing unit of this embodiment may have various structural forms, and in one embodiment, the drawing unit adopts the structural form of the air cylinder 122. In this embodiment, the drawing is performed by means of driving of the air cylinder 122, so that the operation is convenient.

As can be seen from the above, the specific operation of the press fitting of the sheath in this embodiment is as follows:

after the induction unit senses the iron core, the driving unit 13 drives the outer die head 11 to descend, then the demolding locking unit 12 is opened, the inner die head axially falls on the iron core from the outer die head 11, then the driving unit 13 drives the outer die head 11 to ascend, an operator wears the sheath on the inner die head, the driving unit 13 is started again to drive the outer die head 11 to descend, the end face of the outer die head 11 is in contact with the sheath, and the sheath is pressed into the iron core under the action of downward pressure. After the press-fitting in place, the driving unit 13 is driven to rise, and then the inner die is locked.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. A sheathing mechanism, comprising:

the positioning module is used for positioning the iron core;

2. The sheathing mechanism of claim 1, wherein the positioning module comprises:

a bottom plate;

3. The sheathing mechanism of claim 2, wherein the base plate is provided with a plurality of position adjustment holes connectable to the positioning plate.

4. The sheathing mechanism of claim 2, wherein the positioning module further comprises an induction unit for detecting whether the core is positioned at the positioning portion.

5. The sheathing mechanism of claim 4, wherein the sensing unit comprises a photoelectric sensor.

6. The sheathing mechanism of any one of claims 1-5, wherein the press-fit system comprises:

an outer die head;

7. The sheathing mechanism of claim 6, wherein the inner die has a locating pin thereon.

8. The sheathing mechanism of claim 6, wherein the release locking unit comprises a latch for inserting into the outer die and the inner die to secure the outer die and the inner die.

9. The sheathing mechanism of claim 8, wherein the release locking unit further comprises a pulling unit for pulling the latch.

10. The sheathing mechanism of claim 9, wherein the drawing unit takes the form of an air cylinder.