阅读说明：本技术 转子上绝缘纸切割装置 (Insulation paper cutting device on rotor ) 是由 钱豪 王辉 黄金宝 于 2019-11-07 设计创作，主要内容包括：本发明的目的是提供一种能提高绝缘纸切割加工效率,并降低劳动强度的转子上绝缘纸切割装置。为实现上述目的,本发明采用如下技术方案：一种转子上绝缘纸切割装置,包括固定块,所述固定块上设有若干第一刀片,若干第一刀片呈以固定块为中心的环形间隔设置,所述第一刀片后端与固定块固定,所述第一刀片前端具有刃口,所述第一刀片的刃口均位于固定块前侧,若干第一刀片围合以形成有对转子让位的让位空间,所述第一刀片的刃口包括左右对称的第一刃口和第二刃口,所述第一刃口和第二刃口构成向前侧开口的V形结构,所述第一刀片前端中部向前侧延伸以形成有位于第一刃口和第二刃口之间的第一支撑部。(The invention aims to provide an insulation paper cutting device on a rotor, which can improve the cutting processing efficiency of insulation paper and reduce the labor intensity. In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an insulation paper cutting device on rotor, includes the fixed block, be equipped with a plurality of first blades on the fixed block, a plurality of first blades are the annular interval setting that uses the fixed block as the center, first blade rear end is fixed with the fixed block, first blade front end has the blade, the blade of first blade all is located the fixed block front side, and a plurality of first blades are enclosed to close in order to be formed with the space of stepping down that steps down to the rotor, the blade of first blade includes bilateral symmetry's first blade and second blade, first blade and second blade constitute to the V-arrangement of front side open-ended, first blade front end middle part extends to the front side in order to be formed with the first supporting part that is located between first blade and the second blade.)

1. The utility model provides an insulation paper cutting device on rotor, its characterized in that includes the fixed block, be equipped with a plurality of first blades on the fixed block, a plurality of first blades are and use the fixed block to set up as the annular interval at center, first blade rear end is fixed with the fixed block, first blade front end has the blade, the blade of first blade all is located the fixed block front side, and a plurality of first blades are enclosed to close in order to be formed with the space of stepping down to the rotor stepping down, the blade of first blade includes bilateral symmetry's first blade and second blade, first blade and second blade constitute to front side open-ended V-arrangement, first blade front end middle part extends to the front side in order to be formed with the first supporting part that is located between first blade and the second blade.

2. The apparatus of claim 1, wherein the cutting edge of the first blade is W-shaped and comprises a first cutting edge, a third cutting edge, a fourth cutting edge and a second cutting edge, the third cutting edge and the fourth cutting edge are formed on the left and right side surfaces of the first supporting portion, the third cutting edge is closer to the first cutting edge than the fourth cutting edge, the rear end of the first cutting edge is connected to the rear end of the third cutting edge, and the rear end of the second cutting edge is connected to the rear end of the fourth cutting edge.

3. The apparatus of claim 1, wherein a guide portion is extended forward from a middle portion of the fixing block, and the guide portion is formed with a guide groove opened forward to give way to a rotor shaft of the rotor.

4. The rotor insulation paper cutting apparatus as claimed in claim 2, wherein the first support part has a triangular structure with a forward tip.

5. The apparatus as claimed in claim 2, wherein the first blades are provided at outer sides thereof with second blades, the second blades have cutting edges at front ends thereof, the cutting edges of the second blades include a fifth cutting edge corresponding to the first cutting edge and located at a rear side of the first cutting edge, and a sixth cutting edge corresponding to the second cutting edge and located at a rear side of the second cutting edge, and the fifth and sixth cutting edges form a V-shaped structure open to a front side.

6. The rotor insulation paper cutting device according to claim 5, wherein the cutting edge of the second blade is extended forward at a middle portion thereof to form a second support portion having a trapezoidal structure with a narrow front end and a wide rear end.

7. The apparatus of claim 5 or 6, wherein the second blade includes a fifth blade, a seventh blade, an eighth blade, and a sixth blade, the left and right sides of the second support portion form the seventh blade and the eighth blade, the seventh blade is located behind the third blade, the eighth blade is located behind the fourth blade, the seventh blade is closer to the fifth blade than the eighth blade, the rear end of the fifth blade is connected to the rear end of the seventh blade, and the rear end of the sixth blade is connected to the rear end of the eighth blade.

8. The insulation paper cutting device on rotor as claimed in claim 6, wherein the front end surface of the second supporting portion extends from front to rear to the circumferential outside of the fixing block to form a ninth cutting edge.

9. The rotor paper insulation cutting device according to claim 1, wherein the fixing block is fixed to the output end of the driving mechanism, the fixing block is located between the output end of the driving mechanism and the rotor positioning seat, and the fixing block moves up or down under the action of the driving mechanism.

Technical Field

The invention relates to a cutting device for insulation paper on a rotor.

Background

In the assembly process of the motor rotor, insulation paper needs to be inserted into a wire embedding groove of the rotor, then a coil is embedded into the wire embedding groove, and finally redundant parts at two ends of the insulation paper need to be cut off. If the cutting processing of insulating paper in each rule groove is carried out one by the manual work, then efficiency is lower, and intensity of labour is very high.

Disclosure of Invention

The invention aims to provide an insulation paper cutting device on a rotor, which can improve the cutting processing efficiency of insulation paper and reduce the labor intensity.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an insulation paper cutting device on rotor, includes the fixed block, be equipped with a plurality of first blades on the fixed block, a plurality of first blades are the annular interval setting that uses the fixed block as the center, first blade rear end is fixed with the fixed block, first blade front end has the blade, the blade of first blade all is located the fixed block front side, and a plurality of first blades are enclosed to close in order to be formed with the space of stepping down that steps down to the rotor, the blade of first blade includes bilateral symmetry's first blade and second blade, first blade and second blade constitute to the V-arrangement of front side open-ended, first blade front end middle part extends to the front side in order to be formed with the first supporting part that is located between first blade and the second blade.

When the device is used, the rotor or the fixed block is moved so that the first supporting part at the front end of the first blade is located on the inner side of the insulating paper, then the rotor or the fixed block is moved again so that the edge of the insulating paper is abutted by the joint of the first cutting edge and the side face of the first supporting part and abutted by the joint of the second cutting edge and the side face of the first supporting part, and the rotor or the fixed block is moved continuously so that the insulating paper is cut off, so that the insulating paper of the coil facing to the slot opening of the slot embedding slot is cut off. The invention can cut off a plurality of insulating paper at one time, has higher efficiency and lower labor intensity of workers.

Preferably, the cutting edge of the first blade is W-shaped and includes a first cutting edge, a third cutting edge, a fourth cutting edge, and a second cutting edge, the third cutting edge and the fourth cutting edge are formed on the left and right side surfaces of the first support portion, the third cutting edge is closer to the first cutting edge than the fourth cutting edge, the rear end of the first cutting edge is connected to the rear end of the third cutting edge, and the rear end of the second cutting edge is connected to the rear end of the fourth cutting edge. The arrangement is such that the contact position of the insulating paper and the cutting edge of the first blade is the joint position of the rear end of the first cutting edge and the rear end of the third cutting edge and the joint position of the rear end of the second cutting edge and the rear end of the fourth cutting edge, so that the cutting of the insulating paper is smoother.

Preferably, a guide part extends forwards from the middle of the fixed block, and a guide groove which is opened forwards to give way to a rotor shaft of the rotor is formed in the guide part. The guide portion is used for guiding the rotor shaft.

Preferably, the first support part has a triangular structure with a forward tip. The above arrangement facilitates the machining of the first blade. Sometimes, the edge of the insulation paper in the axial direction of the rotor shaft is wrinkled, and the first support part is arranged in a triangular structure with a sharp end, so that the first support part can move to the inner side of the insulation paper more easily.

Preferably, the outer sides of the first blades are provided with second blades, the front ends of the second blades are provided with cutting edges, the cutting edges of the second blades comprise a fifth cutting edge corresponding to the first cutting edge and located behind the first cutting edge and a sixth cutting edge corresponding to the second cutting edge and located behind the second cutting edge, and the fifth cutting edge and the sixth cutting edge form a V-shaped structure which is open towards the front side. The second blade is arranged to make the insulating paper easier to cut.

Preferably, the middle part of the cutting edge of the second blade extends forwards to form a second supporting part, and the second supporting part is in a trapezoidal structure with a narrow front end and a wide rear end. The second supporting part is used for opening the cut paper to two sides.

Preferably, the second blade includes a fifth edge, a seventh edge, an eighth edge, and a sixth edge, the seventh edge and the eighth edge are formed on left and right side surfaces of the second support portion, the seventh edge is located behind the third edge, the eighth edge is located behind the fourth edge, the seventh edge is closer to the fifth edge than the eighth edge, a rear end of the fifth edge is connected to a rear end of the seventh edge, and a rear end of the sixth edge is connected to a rear end of the eighth edge. The arrangement enables the cutting of the insulating paper to be smoother.

Preferably, the front end face of the second supporting portion extends from front to back to the outer side of the circumference of the fixing block to form a ninth cutting edge. The arrangement enables the cutting of the insulating paper to be smoother.

Preferably, the fixed block is fixed at the output end of the driving mechanism, the fixed block is positioned between the output end of the driving mechanism and the rotor positioning seat, and the fixed block moves upwards or downwards under the action of the driving mechanism. The device can be used in combination with a driving mechanism to improve the working efficiency, and the driving mechanism can be selected from a cylinder press.

The invention has the advantages of improving the cutting processing efficiency of the insulating paper and reducing the labor intensity.

Drawings

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

FIG. 2 is another schematic structural view of the present invention;

FIG. 3 is a schematic view of a first blade and a second blade according to the present invention;

FIG. 4 is another schematic view of the first and second blades of the present invention;

fig. 5 is a schematic view of a structure of the present invention cooperating with a driving mechanism and a rotor positioning seat.

Detailed Description

The invention is further described below with reference to the figures and specific embodiments.

As shown in fig. 1 to 4, the device for cutting insulation paper on a rotor according to the present invention includes a fixed block 1, wherein a plurality of first blades 2 are disposed on the fixed block 1, the plurality of first blades 2 are uniformly spaced in an annular shape with the fixed block as a center, rear ends of the first blades 2 are fixed to the fixed block 1 by fasteners, front ends of the first blades 2 have cutting edges, the cutting edges of the first blades 2 are disposed on front sides of the fixed block 1, the plurality of first blades 2 surround to form abdicating spaces for abdicating the rotor, the cutting edges of the first blades 2 include first cutting edges 21 and second cutting edges 22 that are symmetric with respect to each other, the first cutting edges 21 and the second cutting edges 22 form a V-shaped structure that is open to the front side, and a first supporting portion 20 that is disposed between the first cutting edges 21 and the second cutting edges 22 is extended to the front side in a middle portion of the front ends of the first blades 2.

The cutting edge of the first blade 2 is W-shaped and is composed of a first cutting edge 21, a third cutting edge 23, a fourth cutting edge 24 and a second cutting edge 22, the left and right side surfaces of the first supporting portion 20 form the third cutting edge 23 and the fourth cutting edge 24, the third cutting edge 23 is closer to the first cutting edge 21 than the fourth cutting edge 24, the rear end of the first cutting edge 21 is connected with the rear end of the third cutting edge 23, and the rear end of the second cutting edge 22 is connected with the rear end of the fourth cutting edge 24. Wherein, the first supporting portion 20 is a triangle structure with a forward tip.

The outer sides of the first blades 2 are provided with the second blades 3, the front ends of the second blades 3 are provided with cutting edges, the cutting edges of the second blades 3 comprise fifth cutting edges 31 corresponding to the first cutting edges 21 and located on the rear sides of the first cutting edges 21, sixth cutting edges 32 corresponding to the second cutting edges 22 and located on the rear sides of the second cutting edges 22, and the fifth cutting edges 31 and the sixth cutting edges 32 form V-shaped structures which are open towards the front side. The middle part of the cutting edge of the second blade 3 extends forwards to form a second supporting part 30, and the second supporting part 30 is in a trapezoidal structure with a narrow front end and a wide rear end.

The second blade 3 includes a fifth cutting edge 31, a seventh cutting edge 33, a ninth cutting edge 35, an eighth cutting edge 34 and a sixth cutting edge 32, the left and right side surfaces of the second supporting portion 30 form the seventh cutting edge 33 and the eighth cutting edge 34, the seventh cutting edge 33 is located at the rear side of the third cutting edge 23, the eighth cutting edge 34 is located at the rear side of the fourth cutting edge 24, the seventh cutting edge 33 is closer to the fifth cutting edge 31 than the eighth cutting edge 34, the rear end of the fifth cutting edge 31 is connected to the rear end of the seventh cutting edge 33, and the rear end of the sixth cutting edge 32 is connected to the rear end of the eighth cutting edge 34. Wherein, the front end face of the second supporting portion 30 extends from front to back to the circumferential outer side of the fixing block 1 to form the ninth cutting edge 35.

As shown in fig. 2 and 5, a guide portion 11 extends forward from the middle of the fixing block 1, and the guide portion 11 is formed with a guide groove 12 opened forward to give way to a rotor shaft of the rotor. Fixed block 1 is fixed in 5 outputs of actuating mechanism, actuating mechanism 5 is the cylinder press and is fixed in 6 upsides of support, the support downside is equipped with bottom plate 7, be equipped with rotor positioning seat 8 on the bottom plate, the rotor positioning seat has the groove of stepping down 81 that upwards opens in order to step down the rotor shaft, fixed block 1 is located between 5 outputs of actuating mechanism and rotor positioning seat 8, guide part 11, the coaxial setting of rotor positioning seat 8, fixed block 1 makes progress or moves down under actuating mechanism's effect. Wherein, the fixed block 1 extends backward and is provided with a connector 10 used for linking with a driving mechanism.

When the device of this embodiment is used, place the rotor on the rotor positioning seat to make the vertical setting of rotor shaft and coaxial with the guide part, start actuating mechanism afterwards so that the fixed block moves down, thereby carry out the cutting of insulating paper on the rotor.

The invention has the advantages of improving the cutting processing efficiency of the insulating paper and reducing the labor intensity.