阅读说明：本技术 一种电机励磁线圈破绝缘层装置 (Insulating layer breaking device for motor excitation coil ) 是由 杜坤 林巧民 陈小乐 李嘉 关建飞 肖辉 李峻 于 2020-04-29 设计创作，主要内容包括：本发明涉及一种电机励磁线圈破绝缘层装置,包括固定夹块,活动夹块,分别固定设在固定夹块和活动夹块相互对立面上的挤压齿；还包括一驱动装置,该驱动装置驱动所述固定夹块和活动夹块相互挤压,使放在固定夹块和活动夹块上的挤压齿之间的导线的绝缘层被压破。利用挤压齿,将导线置于挤压齿表面通过对挤压齿施加压力使挤压齿的尖端压破导线的绝缘层,从而实现简便快速将线圈与电路接通形成电路回路,解决了工人手工操作的繁琐流程大幅提高了生产的效率,避免因人工操作的不规范无一致性的弊端。(The invention relates to a device for breaking an insulating layer of a motor excitation coil, which comprises a fixed clamping block, a movable clamping block and extrusion teeth, wherein the extrusion teeth are respectively and fixedly arranged on mutually opposite surfaces of the fixed clamping block and the movable clamping block; the device also comprises a driving device which drives the fixed clamping block and the movable clamping block to mutually extrude, so that the insulating layer of the lead between the extrusion teeth on the fixed clamping block and the movable clamping block is crushed. The wire is placed on the surface of the extrusion teeth by utilizing the extrusion teeth, the tip ends of the extrusion teeth crush the insulating layer of the wire by applying pressure to the extrusion teeth, so that the coil and the circuit are simply, conveniently and quickly connected to form a circuit loop, the problem that the production efficiency is greatly improved by the complex flow of manual operation of workers is solved, and the defect that manual operation is not standard and has no consistency is avoided.)

1. The device for breaking the insulating layer of the excitation coil of the motor is characterized by comprising a fixed clamping block (1), a movable clamping block (2) and extrusion teeth (3) which are respectively and fixedly arranged on mutually opposite surfaces of the fixed clamping block (1) and the movable clamping block (2), wherein the extrusion teeth (3) are electrified;

the device also comprises a driving device, and the driving device drives the fixed clamping block (1) and the movable clamping block (2) to extrude each other, so that the insulating layer of the lead (4) between the extrusion teeth (3) on the fixed clamping block (1) and the movable clamping block (2) is crushed.

2. The insulation-breaking device for the excitation coil of the motor according to claim 1, wherein the driving device comprises a wire-clamping guide rod (5) fixedly connected with the movable clamping block (2), one end of the wire-clamping guide rod (5) is fixedly connected with the end surface of the movable clamping block (2) in a perpendicular manner, the other end of the wire-clamping guide rod (5) penetrates through the fixed clamping block (1) and extends to the other end surface of the fixed clamping block (1) to be fixedly connected with a power device arranged on one side of the end surface, and the power device pulls the movable clamping block (2) to move relative to the fixed clamping block (1).

3. The insulation-breaking device for the excitation coil of the motor according to claim 1, wherein the opposite surfaces of the fixed clamping block (1) and the movable clamping block (2) are respectively provided with L-shaped grooves (6), the extrusion teeth (3) are fixedly arranged in the L-shaped grooves (6), and the thickness of the extrusion teeth (3) is larger than the depth of the L-shaped grooves (6).

4. The insulation-breaking device for the excitation coil of the motor according to claim 3 is characterized in that the fixed clamping block (1) and the movable clamping block (2) are respectively provided with L-shaped grooves (6) at the opposite surfaces, and the rear end of each groove is provided with a back plate (7), and the back plates (7) are integrated with the fixed clamping block (1) and the movable clamping block (2).

5. The insulation-breaking device for the excitation coil of the motor according to claim 1, wherein the fixed clamping block (1) and the movable clamping block (2) are provided with a wire-blocking rod (8) at the rear end of the opposite surfaces, one end of the wire-blocking rod (8) is fixedly connected with the movable clamping block (2), the other end of the wire-blocking rod is inserted into the fixed clamping block (1), and the wire-blocking rod (8) moves relative to the fixed clamping block (1).

6. The insulation-breaking device for the excitation coil of the motor according to claim 2 is characterized in that a wire clamp baffle plate (9) is arranged on the side surface of the fixed clamping block (1), the wire clamp baffle plate (9) is fixedly connected with the end part of the wire clamping stop rod (5), and the power device is fixedly connected with the wire clamp baffle plate (9).

7. An insulation breaker for a field coil of an electrical machine according to claim 2 or 6, wherein said power means is a hydraulic or electric cylinder.

Technical Field

The invention relates to the technical field of motor production, in particular to a device for breaking an insulating layer of a motor excitation coil.

Background

Electric machines convert electrical power into mechanical torque by inducing a rotating magnetic field with field coils between a stationary element (i.e., a stator) and a rotatable element (i.e., a rotor). The torque is transferred to a shaft, which is coupled to the rotor by conductor bars. The field coil may be associated with the stator.

At present, in the production process of a stator, energizing and heating magnet exciting coils (hereinafter referred to as coils) to melt surface colloid and then mutually bond the surface colloid are very important processes, and the key points of improving the production efficiency and reducing the labor intensity of workers are that the factory operation needs to be controlled. At present, a method for heating a coil in an electrifying manner by motor manufacturers is relatively complex, the coil needs to be taken down from equipment, then an insulating layer at the head of a lead needs to be manually removed, then the lead is manually connected to a circuit of a specific power supply, then the coil is electrified and heated, manual operation is carried out in the whole process, and inconvenience is brought to the motor manufacturers.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide the device for breaking the insulating layer of the excitation coil of the motor, which can automatically break the insulating layer of the coil in the production process of the stator and improve the production efficiency.

In order to achieve the purpose, the invention adopts the following technical scheme that the device for breaking the insulating layer of the excitation coil of the motor comprises a fixed clamping block, a movable clamping block and extrusion teeth, wherein the extrusion teeth are respectively and fixedly arranged on the mutually opposite surfaces of the fixed clamping block and the movable clamping block;

the device also comprises a driving device which drives the fixed clamping block and the movable clamping block to mutually extrude, so that the insulating layer of the lead between the extrusion teeth on the fixed clamping block and the movable clamping block is crushed.

The driving device comprises a wire clamping guide rod fixedly connected with the movable clamping block, one end of the wire clamping guide rod is vertically and fixedly connected with the end face of the movable clamping block, the other end of the wire clamping guide rod penetrates through the fixed clamping block and extends to the other end face of the fixed clamping block to be fixedly connected with a power device arranged on one side of the end face, and the power device pulls the movable clamping block to move relative to the fixed clamping block.

L-shaped grooves are respectively formed in the mutually opposite surfaces of the fixed clamping block and the movable clamping block, the extrusion teeth are fixedly arranged in the L-shaped grooves, and the thickness of the extrusion teeth is larger than the depth of the L-shaped grooves.

The rear ends of L-shaped grooves respectively arranged on the opposite surfaces of the fixed clamping block and the movable clamping block are provided with a back plate, and the back plate and the fixed clamping block/the movable clamping block are integrated.

The rear ends of the opposite surfaces of the fixed clamping block and the movable clamping block are provided with wire blocking rods, one ends of the wire blocking rods are fixedly connected with the movable clamping block, the other ends of the wire blocking rods are inserted into the fixed clamping block, and the wire blocking rods move relative to the fixed clamping block.

The side of the fixed clamping block is provided with a wire clamp baffle plate, the wire clamp baffle plate is fixedly connected with the end part of the wire clamping stop rod, and the power device is fixedly connected with the wire clamp baffle plate.

The power device is a hydraulic cylinder or an electric cylinder.

The invention has the beneficial effects that: the wire is placed on the surface of the extrusion teeth by utilizing the extrusion teeth, the tip ends of the extrusion teeth crush the insulating layer of the wire by applying pressure to the extrusion teeth, so that the coil and the circuit are simply, conveniently and quickly connected to form a circuit loop, the problem that the production efficiency is greatly improved by the complex flow of manual operation of workers is solved, and the defect that manual operation is not standard and has no consistency is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

in the figure, 1, a fixed clamping block, 2, a movable clamping block, 3, an extruding tooth, 4, a lead, 5, a wire clamping guide rod, 6, L type grooves, 7, a back plate, 8, a wire blocking rod and 9, a wire clamp baffle plate are arranged.

Detailed Description

The invention is described in detail below with reference to the figures and examples.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.