CN216356151U

CN216356151U - Spliced electromagnetic torque stator and rotor punching sheet

Info

Publication number: CN216356151U
Application number: CN202123124883.1U
Authority: CN
Inventors: 陈顺民
Original assignee: Wenling Yaoli Electromechanical Co ltd
Current assignee: Wenling Yaoli Electromechanical Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-19
Anticipated expiration: 2031-12-09

Abstract

The utility model provides a spliced electromagnetic torque stator and rotor punching sheet, and belongs to the technical field of stators and rotors. The punching sheet solves the problems of high replacement cost and high manufacturing cost of the punching sheet. This concatenation formula electromagnetic torque stator-rotor punching sheet, include and pile up towards the piece unit that constitutes by a plurality of rotor punching sheet punching presses, a plurality of towards the piece as an organic whole and set up and form towards the piece main part, it forms towards the piece concatenation by a plurality of pieces towards the piece main part to form towards the piece, this towards the piece by the main block body, the concatenation recess, the concatenation lug and supply the coil tooth of coil assembly to constitute, above-mentioned concatenation recess and concatenation lug are located the both sides wall of the main block body respectively, double-phase adjacent towards the piece all through corresponding concatenation recess and concatenation lug cooperation concatenation connection, breach portion has all been seted up on the both ends of concatenation lug, concatenation recess in the main block body is located corresponding breach portion department and is provided with rather than being connected and the linkage unit that links firmly mutually with corresponding concatenation lug. The utility model has the advantages of low manufacturing cost and low replacement cost.

Description

Spliced electromagnetic torque stator and rotor punching sheet

Technical Field

The utility model belongs to the technical field of stators and rotors, and relates to a spliced electromagnetic torque stator and rotor punching sheet.

Background

The motor rotor is also a rotating part in the motor. The motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy. Traditional manufacturing process, its manufacturing step is loaded down with trivial details, utilize the motor stator rotor punching sheet that the mould monoblock was punched out, in manufacturing process, if there is the error of a little step, lead to whole rotor punching sheet quality unqualified, can't use, the tooth's socket size of the winding coil that sets up in the motor rotor punching sheet at present is reasonable inadequately, it is reasonable inadequately to arrange with punching sheet body size design, the groove shape area is less, the stator coil copper conductor of embedding is less, be unfavorable for the motor to practice thrift the energy consumption, manufacturing cost has also been improved, simultaneously because adjacent clearance is less, lead to the assembly difficult.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a stator-rotor punching sheet for solving the problems.

The purpose of the utility model can be realized by the following technical scheme: a spliced electromagnetic torque stator and rotor punching sheet comprises a punching sheet unit formed by punching and stacking a plurality of rotor punching sheets, it is characterized in that a plurality of the punching sheets are integrally arranged to form a punching sheet main body, the punching sheet main body is formed by splicing a plurality of punching sheet blocks, the punching sheet block consists of a main block body, a splicing groove, a splicing lug and a coil tooth for coil assembly, the splicing grooves and the splicing lugs are respectively positioned on two side walls of the main block body, two adjacent punching blocks are matched, spliced and connected through the corresponding splicing grooves and the splicing lugs, two end parts of the splicing lugs are respectively provided with a notch part, the two end faces of the splicing lug are lower than the two end faces of the corresponding main block body through the gap part, and the splicing groove in the main block body is provided with a connecting unit which is connected with the splicing lug and is fixedly connected with the corresponding splicing lug at the position of the corresponding gap part.

In foretell concatenation formula electromagnetic torque stator-rotor punching, the linkage unit constitute by spacing piece and screw, the concatenation recess in the master block body set up the mounting groove that supplies spacing piece slidable mounting on being located the lateral wall of corresponding breach portion department, the both ends face of concatenation lug on all set up threaded hole, the one end of spacing piece also set up threaded hole.

In the spliced electromagnetic torque stator and rotor punching sheet, the upper end face of the main block body at the mounting groove is provided with an open seam which is convenient for the limiting sheet to be pulled out in a sliding manner.

In foretell concatenation formula electromagnetic torque stator-rotor punching, the coil tooth form by internal tooth and external tooth concatenation, the transversal Y-shaped structure setting of personally submitting of external tooth, the main block position the lateral wall of external tooth department on seted up the arc wall, the main block position arc wall department be provided with a plurality of rather than screw-thread fit and the screw that is connected with the external tooth.

Compared with the prior art, the spliced electromagnetic torque stator and rotor punching sheet has the advantages that:

1. towards the piece by the master block body, the concatenation recess, the concatenation lug and supply the coil tooth of coil assembly to constitute, above-mentioned concatenation recess and concatenation lug are located the both sides wall of master block body respectively, two adjacent piece that dash all are connected through corresponding concatenation recess and the concatenation lug cooperation concatenation, breach portion has all been seted up on the both ends of concatenation lug, both ends face that makes the concatenation lug through this breach portion is less than the both ends face of corresponding master block body, concatenation recess in the master block body is located corresponding breach portion department and is provided with rather than being connected and the linkage unit that links firmly mutually with corresponding concatenation lug, the setting of above-mentioned structure, scrap through what the reducible machining error of concatenation leads to.

Drawings

Fig. 1 is a schematic perspective view of the spliced electromagnetic torque stator/rotor sheet.

FIG. 2 is an enlarged view of circle A in FIG. 1 of the split electromagnetic torque stator and rotor laminations.

In the figure, 1, main block; 2. splicing the grooves; 3. splicing the bumps; 4. coil teeth; 5. a notch portion; 6. a limiting sheet; 7. a threaded hole; 8. opening the seam; 9. internal teeth; 10. an outer tooth; 11. an arc-shaped slot; 12. and (4) screws.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in FIG. 1 and FIG. 2, the spliced electromagnetic torque stator-rotor punching sheet comprises a punching sheet unit formed by punching and stacking a plurality of rotor punching sheets, wherein a plurality of punching sheets are integrally arranged to form a punching sheet main body, the punching sheet main body is formed by splicing a plurality of punching sheets, each punching sheet is composed of a main block body 1, splicing grooves 2, splicing lugs 3 and coil teeth 4 for assembling coils, the splicing grooves 2 and the splicing lugs 3 are respectively positioned on two side walls of the main block body 1, two adjacent punching sheets are respectively connected with the splicing lugs 3 through the corresponding splicing grooves 2 in a matching and splicing manner, two end parts of each splicing lug 3 are respectively provided with a notch part 5, two end surfaces of each splicing lug 3 are lower than two end surfaces of the corresponding main block body 1 through the notch parts 5, the splicing grooves 2 in the main block body 1 are provided with connecting units which are connected with the corresponding notch parts 5 and fixedly connected with the corresponding splicing lugs 3, the connection unit comprises spacing piece 6 and screw 12, and the mounting groove that supplies spacing piece 6 slidable mounting is seted up on the lateral wall that the concatenation recess 2 in the main block body 1 is located corresponding breach portion 5 department, all sets up screw hole 7 on the both ends face of concatenation lug 3, the one end of spacing piece 6 also set up screw hole 7.

In further detail, in order to facilitate the sliding-out of the limiting piece 6, an opening seam 8 which is convenient for the limiting piece 6 to be pulled out in a sliding manner is formed in the upper end face, located at the mounting groove, of the main block body 1.

Further saying in detail, for the convenience of the assembly of coil, coil tooth 4 is formed by the concatenation of internal tooth 9 and external tooth 10, and the Y shape structure setting is personally submitted in the transversal of external tooth 10, and main block 1 is located the lateral wall of external tooth 10 department and has seted up arc wall 11, and main block 1 is located arc wall 11 department and is provided with a plurality of rather than screw thread cooperation and the screw 12 that is connected with external tooth 10.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A spliced electromagnetic torque stator-rotor punching sheet comprises a punching sheet unit formed by punching and stacking a plurality of rotor punching sheets, and is characterized in that a plurality of punching sheets are integrally arranged to form a punching sheet main body, the punching sheet main body is formed by splicing a plurality of punching sheets, each punching sheet is composed of a main block body (1), a splicing groove (2), a splicing lug (3) and a coil tooth (4) for coil assembly, the splicing grooves (2) and the splicing lugs (3) are respectively positioned on two side walls of the main block body (1), two adjacent punching sheets are matched, spliced and connected through the corresponding splicing grooves (2) and the splicing lugs (3), two ends of each splicing lug (3) are respectively provided with a notch part (5), and two end faces of each splicing lug (3) are lower than two end faces of the corresponding main block body (1) through the notch parts (5), the splicing groove (2) in the main block body (1) is provided with a connecting unit which is connected with the splicing groove and is fixedly connected with the corresponding splicing lug (3) at the position corresponding to the notch part (5).

2. The spliced electromagnetic torque stator and rotor punching sheet according to claim 1, wherein the connecting unit is composed of a limiting sheet (6) and a screw (12), an installation groove for the limiting sheet (6) to be slidably installed is formed in the side wall, located at the corresponding notch portion (5), of the splicing groove (2) in the main block body (1), threaded holes (7) are formed in two end faces of the splicing convex block (3), and one end of the limiting sheet (6) is also provided with the threaded hole (7).

3. The spliced electromagnetic torque stator and rotor punching sheet as claimed in claim 1, wherein an open seam (8) facilitating sliding pulling of the limiting sheet (6) is formed in the upper end face of the main block body (1) at the mounting groove.

4. The spliced electromagnetic torque stator and rotor punching sheet according to claim 1, wherein the coil teeth (4) are formed by splicing inner teeth (9) and outer teeth (10), the cross section of the outer teeth (10) is in a Y-shaped structure, an arc-shaped groove (11) is formed in the outer side wall of the position, located at the outer teeth (10), of the main block body (1), and a plurality of screws (12) which are matched with the main block body in a threaded mode and connected with the outer teeth (10) are arranged at the position, located at the arc-shaped groove (11), of the main block body (1).