CN217492539U

CN217492539U - Cutting mechanism for busbar area of high-power flat wire motor stator

Info

Publication number: CN217492539U
Application number: CN202221296425.8U
Authority: CN
Inventors: 刘世伟; 陆志杰; 钱荣华
Original assignee: Guanchi Xinneng Technology Nanjing Co ltd
Current assignee: Guanchi Xinneng Technology Nanjing Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-09-27
Anticipated expiration: 2032-05-27

Abstract

The utility model relates to a cutting equipment technical field, concretely relates to a cutting mechanism that is used for high-power flat wire motor stator busbar region. The cutting device comprises a bracket, a rotating shaft, a cutting piece and a positioning plate, wherein the bracket is fixed with a stator core; the positioning plate is horizontally arranged, a positioning groove for a copper wire to pass through is formed in the upper end face of the positioning plate, the rotating shaft is vertically arranged and can be rotatably arranged on the bracket, and the axis of the rotating shaft is collinear with the axis of the stator core; the lower end of the rotating shaft is connected with a power device, and the upper end of the rotating shaft is connected with a fixing clamp; the vertical setting of cutter head, upper end and connecting rod are connected, lower extreme and locating plate up end butt, and with wait to cut the copper line butt. The right angle structure that pivot and the cutting tool bit of vertical setting and connecting rod formed can avoid the busbar copper line effectively, and simultaneously, the cutting tool bit can be adjusted along pivot radial movement in the mounting groove to the realization can cut different positions and region, has improved the cutting efficiency to the regional non-busbar copper line of high-power flat wire motor stator busbar.

Description

Cutting mechanism for busbar area of high-power flat wire motor stator

Technical Field

The utility model relates to a cutting equipment technical field, concretely relates to a cutting mechanism that is used for high-power flat wire motor stator busbar region.

Background

In recent years, with the rapid development of new energy automobile industry in China, certain foundations are provided in the aspects of policy support, industrial environment, technical conditions, infrastructure and the like, and the electric, intelligent and industrialization opportunities of heavy trucks and engineering machinery are relatively mature. The high-power flat wire driving motor is a core component of a new energy vehicle power system and is directly related to the power output performance of the whole vehicle. The stator assembly of the high-power flat wire motor has higher requirements on the stator assembly wire due to the characteristics of large diameter of the stator, more layers of copper wires, large sectional area of the flat wire and the like. Stator assembly generally includes processes of wire forming, paper inserting, wire inserting, flaring, head twisting, head cutting, welding, coating, paint dripping and the like. The crop end plays an important role as a preparation process before welding.

At present, an automatic head cutting method of a flat wire motor generally has two modes of cutting along a radial single groove and integrally cutting off a disc type, and manual cutting is low in efficiency and poor in cutting flatness, so that the subsequent welding effect is influenced. Because the copper wire of the high-power flat wire motor is thick, the whole sectional area is large, and the disc type integral cutting needs very large force, the high-power flat wire motor is not suitable for a busbar area; the radial single-groove cutting is not suitable for the busbar area because the busbar line cannot be cut off; the manual cutting is low in efficiency and poor in flatness of cutting, and the subsequent welding effect is affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cutting mechanism that is used for high-power flat wire motor stator busbar region to solve the problem that high-power flat wire motor stator busbar region non-busbar copper line is difficult for the cutting.

The utility model adopts the following technical scheme: a cutting mechanism for a busbar area of a high-power flat wire motor stator comprises a support, a rotating shaft, a cutting piece and a positioning plate. The bracket is fixed with the stator core; the locating plate level sets up, is equipped with the constant head tank that is used for making the copper line pass on the up end. The rotating shaft is vertically arranged and rotatably arranged on the support, and the axis of the rotating shaft is collinear with the axis of the center of the stator core. The lower end of the rotating shaft is connected with a power device, and the upper end of the rotating shaft is connected with a fixing clamp. The fixing clamp is arranged on the rotating shaft in a height-adjustable manner; the fixing clamp is provided with an installation groove arranged along the radial direction of the rotating shaft; the cutting piece comprises a connecting rod and a cutting tool bit; the connecting rod is horizontally arranged and can be arranged in the mounting groove in a radial moving mode along the rotating shaft; the vertical setting of cutter head, upper end and connecting rod are connected, lower extreme and locating plate up end butt, and with wait to cut the copper line butt.

Furthermore, the fixing clip is provided with a fastener for locking the cutting head with the fixing clip when the cutting head is adjusted to a preset position.

Further, the power device is a servo motor.

The utility model has the advantages that: the right angle structure that the cutting tool bit and the connecting rod of pivot and vertical setting formed can avoid the busbar copper line effectively, and simultaneously, the cutting tool bit can be adjusted along pivot radial movement in the mounting groove to the realization can cut different positions and region, has solved the regional not difficult problem of cutting of busbar copper line of high-power flat wire motor stator, makes the cutting efficiency of this equipment improve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural diagram of an embodiment of a cutting mechanism for a high-power flat-wire motor stator busbar area according to the present invention;

fig. 2 is a schematic structural diagram of the stator core, the copper wire to be cut, the busbar copper wire and the busbar region according to the embodiment of the present invention;

in the figure: 100. a rotating shaft; 200. positioning a plate; 300. a stator core; 400. a fixing clip; 410. mounting grooves; 510. a connecting rod; 520. a cutter head; 600. a busbar region; 700. copper wires to be cut; 800. busbar copper wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an embodiment that is used for regional cutting mechanism of high-power flat wire motor stator busbar, as shown in fig. 1 to fig. 2: a cutting mechanism for a busbar area of a high-power flat wire motor stator comprises a support, a rotating shaft 100, a cutting piece and a positioning plate 200. The bracket is fixed with the stator core 300; the locating plate 200 is horizontally arranged, and a locating slot for a copper wire to pass through is arranged on the upper end face. The rotating shaft 100 is vertically and rotatably disposed on the bracket, and the axis of the rotating shaft 100 is collinear with the axis of the center of the stator core 300. The lower end of the rotating shaft 100 is connected with a power device, and the upper end is connected with a fixing clamp 400. The fixing clip 400 is height-adjustably mounted on the rotation shaft 100; the fixing clip 400 is provided with a mounting groove 410 arranged along the radial direction of the rotating shaft 100; the cutter comprises a link 510 and a cutter head 520; the connecting rod 510 is horizontally arranged and can be arranged in the mounting groove 410 along the radial direction of the rotating shaft 100; cutting tool head 520 vertical setting, upper end and connecting rod 510 are connected, lower extreme and locating plate 200 up end butt, and with waiting to cut copper line 700 butt. The right angle structure that pivot 100 and the cutting tool bit 520 and the connecting rod 510 of vertical setting formed can avoid busbar copper line 800 effectively, and simultaneously, cutting tool bit 520 can be along pivot 100 radial movement adjustment in mounting groove 410 to the realization can cut different positions and region, has solved the problem that high-power flat wire motor stator busbar region 600 is not easy to cut by busbar copper line 800.

In this embodiment, the fixing clip 400 is provided with a fastening member, which is a fastening screw for locking the cutting head 520 with the fixing clip 400 when the cutting head 520 is adjusted to a predetermined position, so that the cutting head 520 can cut a copper wire more safely.

In this embodiment, the power device is a servo motor, and can also use the leverage to cut, and the full-automatic cutting can be combined by the control of the program.

With the above embodiments, the utility model discloses a usage principle and working process are as follows: the positioning plate 200 is me-zha flood disaster stator core 300 upper end, and the copper wire 700 to be cut passes through the positioning groove, and then the height of the fixing clip 400 is adjusted to make the connecting rod 510 cross over the busbar copper wire 800 so that the cutting head 520 is just butted on the upper surface of the positioning plate 200, and then the protruding length of the connecting rod 510 in the mounting groove 410 is adjusted so that the cutting head 520 is simultaneously butted on the copper wire 700 to be cut. The servo motor is started to rotate the rotating shaft 100, so that the cutting tool bit 520 only cuts two copper wires 700 to be cut at a time, the position of the cutting tool bit 520 is adjusted through the adjusting connecting rod 510, the copper wires 700 to be cut in different positions and areas are cut, the non-busbar copper wires 800 in the busbar area 600 of the high-power flat-wire motor stator are cut more easily, and the efficiency is higher.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cutting mechanism that is used for regional busbar of high-power flat wire motor stator which characterized in that: comprises a bracket, a rotating shaft, a cutting piece and a positioning plate; the bracket is fixed with the stator core; the positioning plate is horizontally arranged, and a positioning groove for the copper wire to pass through is arranged on the upper end face of the positioning plate;

the rotating shaft is vertically arranged and can be rotatably arranged on the bracket, and the axis of the rotating shaft is collinear with the axis of the center of the stator core; the lower end of the rotating shaft is connected with a power device, and the upper end of the rotating shaft is connected with a fixing clamp;

the fixing clamp is arranged on the rotating shaft in a height-adjustable manner; the fixing clamp is provided with an installation groove arranged along the radial direction of the rotating shaft; the cutting piece comprises a connecting rod and a cutting tool bit; the connecting rod is horizontally arranged and can be arranged in the mounting groove in a radial moving mode along the rotating shaft; the vertical setting of cutter head, upper end and connecting rod are connected, lower extreme and locating plate up end butt, and with wait to cut the copper line butt.

2. The cutting mechanism for the busbar area of the high-power flat-wire motor stator according to claim 1, characterized in that: the fixing clamp is provided with a fastener for locking the cutting head with the fixing clamp when the cutting head is adjusted to a preset position.

3. The cutting mechanism for the busbar area of the high-power flat-wire motor stator according to claim 1, characterized in that: the power device is a servo motor.