CN220830352U

CN220830352U - Novel structure injection molding motor

Info

Publication number: CN220830352U
Application number: CN202322395188.1U
Authority: CN
Inventors: 聂鹏举; 张洪宇; 胥艾俊; 周振
Original assignee: Shenzhen Collier Motion Control Technology Co ltd
Current assignee: Shenzhen Collier Motion Control Technology Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-23
Anticipated expiration: 2033-09-05

Abstract

The utility model provides the injection molding motor with the novel structure, which omits the aluminum part of the front cover of the bracket, is directly and integrally molded by special plastic, improves the efficiency of the motor during injection molding, saves aluminum part materials and reduces the production cost of the injection molding motor; the structure of the front bearing cover is changed, the boss is added to wrap the front bearing in the front bearing cover, the front bearing cannot be exposed in the air, and the risk of rust is avoided; after the framework structure has been changed, the line ball board has been increased, makes the motor when moulding plastics, and high temperature high pressure's plastics can not direct contact motor lead wire, has reduced the lead wire fracture risk.

Description

Novel structure injection molding motor

Technical Field

The utility model relates to the technical field of motors, in particular to an injection molding motor with a novel structure.

Background

The existing injection molding motor designs on the market at present have some problems: 1. the front cover is formed by embedding and injection molding of an aluminum piece, and the aluminum piece needs to be subjected to die opening and turning, so that the cost of the injection molding motor is increased; 2. the front bearing cover is replaced by a bearing without a boss, and the bearing is easy to rust when being exposed in the air for a long time; 3. the lead adopts a straight line structure, and in the injection molding process, the lead of the motor is embrittled due to the influence of high temperature and high pressure, and is bent and easily broken at the line position. Therefore, further improvements in injection molding motors are needed.

Disclosure of utility model

In view of the above, the utility model provides a novel injection molding motor, which aims at the problems in the prior art and designs an integrated injection molding bracket, a boss front bearing cover and a line pressing plate, so as to solve the problems in the prior art.

The utility model aims at realizing the following technical scheme:

The utility model provides a novel structure motor of moulding plastics, includes stator module, fixes at the inboard integration support of stator module, through the rotor subassembly at preceding bearing cap, back bearing cap center of rotatable fixing respectively of preceding bearing and back bearing, preceding bearing cap passes through preceding steel wire retaining ring to be fixed at support front end center, preceding bearing cap front end has the boss to wrap up preceding bearing leading flank, the back bearing cap passes through back steel wire retaining ring to be fixed at support rear end center.

Further, the bracket is formed by integral injection molding.

The stator assembly comprises a stator core, windings, a front framework and a rear framework, wherein the front framework and the rear framework are respectively embedded and fixed in an inner ring of the stator core, and the windings are fixed on corresponding winding positions of the stator core by winding on the front framework and the rear framework.

Further, the side face of the rear framework is fixedly provided with a lead through a wire pressing plate, and the lead is electrically connected with the winding.

Further, the rotor assembly comprises a rotating shaft, a front rotor core, magnetic steel and a rear rotor core, wherein the front rotor core, the magnetic steel and the rear rotor core are sequentially fixed in the middle of the rotating shaft and correspondingly positioned on the inner side of the stator assembly, and the front end and the rear end of the rotating shaft are respectively rotatably fixed in the centers of a front bearing cover and a rear bearing cover through a front bearing and a rear bearing.

The utility model has the beneficial effects that:

According to the injection molding motor, the aluminum part of the front cover of the bracket is omitted, and the special plastic is directly and integrally molded, so that the efficiency of the motor in injection molding is improved, the aluminum part material is saved, and the production cost of the injection molding motor is reduced; the structure of the front bearing cover is changed, the boss is added to wrap the front bearing in the front bearing cover, the front bearing cannot be exposed in the air, and the risk of rust is avoided; after the framework structure has been changed, the line ball board has been increased, makes the motor when moulding plastics, and high temperature high pressure's plastics can not direct contact motor lead wire, has reduced the lead wire fracture risk.

Drawings

FIG. 1 is a schematic diagram of an injection molding motor with a novel structure according to the present utility model;

fig. 2 is a schematic diagram illustrating the disassembly of the injection molding motor with the novel structure.

The reference numerals are explained as follows:

1 is a stator assembly, 2 is a bracket, 3 is a front bearing, 4 is a rear bearing, 5 is a front bearing cover, 6 is a rear bearing cover, 7 is a rotor assembly, 8 is a front steel wire retainer ring, 9 is a boss, 10 is a rear steel wire retainer ring, 101 is a stator core, 102 is a winding, 103 is a front framework, 104 is a rear framework, 11 is a wire pressing plate, 12 is a lead wire, 701 is a rotating shaft, 702 is a front rotor core, 703 is magnetic steel, and 704 is a rear rotor core.

Detailed Description

Embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

Other advantages and effects of the present disclosure will become readily apparent to those skilled in the art from the following disclosure, which describes embodiments of the present disclosure by way of specific examples. It will be apparent that the described embodiments are merely some, but not all embodiments of the present disclosure. The disclosure may be embodied or practiced in other different specific embodiments, and details within the subject specification may be modified or changed from various points of view and applications without departing from the spirit of the disclosure. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

In order to reduce the cost and prevent the bearing from rusting and the lead from breaking, the utility model is specifically disclosed as follows.

Referring to fig. 1 and 2, the embodiment of the utility model is a novel injection molding motor, and importantly, the novel injection molding motor comprises a stator assembly 1, an integrated bracket 2 fixed on the inner side of the stator assembly 1, a rotor assembly 7 rotatably fixed on the centers of a front bearing cover 5 and a rear bearing cover 6 through a front bearing 3 and a rear bearing 4 respectively, wherein the front bearing cover 5 is fixed on the center of the front end of the bracket 2 through a front steel wire retainer ring 8, the front end of the front bearing cover 5 is provided with a boss 9 for wrapping the front side surface of the front bearing 3, and the rear bearing cover 6 is fixed on the center of the rear end of the bracket 2 through a rear steel wire retainer ring 10;

The injection molding motor is designed in such a way that an aluminum part of the front cover of the bracket 2 is omitted, and the special plastic is directly injected into the front cover to form the front cover integrally, so that the efficiency of the motor in injection molding is improved, the aluminum part material is saved, and the production cost of the injection molding motor is reduced; the structure of the front bearing cover 5 is changed, the boss 9 is added to wrap the front bearing 3 in the front bearing cover 5, the front bearing 3 is not exposed to air, and the rust risk is avoided.

Preferably, the bracket 2 is formed by integral injection molding, so that the efficiency of the motor in injection molding is improved, and the production cost of the injection molding motor is reduced.

Preferably, the stator assembly 1 includes a stator core 101, a winding 102, a front skeleton 103, and a rear skeleton 104, the front skeleton 103 and the rear skeleton 104 are respectively embedded and fixed in an inner ring of the stator core 101, and the winding 102 is fixed on corresponding winding positions of the stator core 101 by winding on the front skeleton 102 and the rear skeleton 104, which is a general structure of the stator assembly of the motor.

Still further design is, the back skeleton 104 side still is provided with lead wire 12 through line ball board 11 is fixed, and lead wire 12 is connected with winding 102 electricity, has increased line ball board 11, makes the motor when moulding plastics, and high temperature high pressure's plastics can not direct contact motor lead wire 12, has reduced lead wire 12 fracture risk.

Preferably, the rotor assembly 7 includes a rotating shaft 701, a front rotor core 702, a magnetic steel 703 and a rear rotor core 704, the front rotor core 702, the magnetic steel 703 and the rear rotor core 704 are sequentially fixed in the middle of the rotating shaft 701 and correspondingly positioned at the inner side of the stator assembly 1, and the front end and the rear end of the rotating shaft 701 are respectively rotatably fixed at the centers of the front bearing cover 5 and the rear bearing cover 6 through a front bearing 3 and a rear bearing 4, which is a general structure of the motor rotor assembly.

The above description is for the purpose of illustrating the embodiments of the present utility model and is not to be construed as limiting the utility model, but is intended to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the utility model.

Claims

1. A novel structure motor of moulding plastics, its characterized in that: including stator module, fix the inboard integration support at stator module, rotationally fix the rotor subassembly at preceding bearing cap, back bearing cap center respectively through preceding bearing and back bearing, preceding bearing cap is fixed at support front end center through preceding steel wire retaining ring, preceding bearing cap front end has the boss to wrap up preceding bearing leading flank, the back bearing cap is fixed at support rear end center through back steel wire retaining ring.

2. The novel structural injection molding motor according to claim 1, wherein: the bracket is formed by integral injection molding.

3. The novel structural injection molding motor according to claim 1, wherein: the stator assembly comprises a stator core, windings, a front framework and a rear framework, wherein the front framework and the rear framework are respectively embedded and fixed in an inner ring of the stator core, and the windings are fixed on corresponding winding positions of the stator core by winding on the front framework and the rear framework.

4. A novel construction injection molding machine according to claim 3, wherein: the side face of the rear framework is also fixedly provided with a lead through a wire pressing plate, and the lead is electrically connected with the winding.

5. The novel structural injection molding motor according to claim 1, wherein: the rotor assembly comprises a rotating shaft, a front rotor iron core, magnetic steel and a rear rotor iron core, wherein the front rotor iron core, the magnetic steel and the rear rotor iron core are sequentially fixed in the middle of the rotating shaft and correspondingly positioned on the inner side of the stator assembly, and the front end and the rear end of the rotating shaft are respectively rotatably fixed in the centers of a front bearing cover and a rear bearing cover through a front bearing and a rear bearing.