CN212992161U - Motor stator winding head-combining shearing device - Google Patents

Abstract

The utility model relates to a first shearing mechanism of motor stator winding, include: the scissors comprise a support frame, a driving cylinder, a guide post, an upper scissors, a lower scissors, a switch and a handle, wherein arc-shaped cutting edges are arranged on the upper scissors and the lower scissors; the arc-shaped cutting edges which are oppositely opened and closed are utilized to cut the stator winding head-on placed between the two cutting edges, the arc-shaped stator winding head-on can be obtained in a one-step forming mode, and the manufacturing efficiency of the motor stator winding is greatly improved. Meanwhile, the motor stator winding head-combining shearing device is handheld and driven by a driving cylinder, so that the use is convenient, and the shearing efficiency is high.

Description

Motor stator winding head-combining shearing device

Technical Field

The utility model belongs to the technical field of the motor is made, concretely relates to motor stator winding and first shearing mechanism.

Background

At present, a motor stator winding is cut by adopting a flat-nose wire cutting pliers, and the parallel end of the obtained stator winding is straight and has a sharp corner. And then the parallel heads of the two stator windings are aligned and welded to form the parallel heads of the stator windings. The welded welding seam further increases the sharp angle of the stator winding head. Because the sharp corner of the stator winding parallel head easily punctures the insulating layer wrapped outside the stator winding, the insulating property of the stator winding can be affected, and the quality problem of a motor product is caused, so the sharp corner of the stator winding parallel head needs to be removed, the stator winding parallel head needs to be manually polished into a circular arc shape by a file at present, the polishing workload is large, and the working efficiency is low.

Through patent retrieval, with the utility model discloses there is following patent mainly to have the patent of certain relation:

1. the utility model relates to a trimming mechanism, which is used for solving the problems of inaccurate trimming, unstable fixing, poor coil quality and low production efficiency, and comprises a trimming mechanism and a driving mechanism for driving the trimming mechanism, wherein the trimming mechanism comprises a shell (5), a bearing sleeve (4) is arranged at the central position of the shell (5), and a circular gear (9) is arranged outside the shell (5) of the bearing sleeve (4); the driving mechanism is a magnetic cylinder (1), the outer wall of the magnetic cylinder (1) is connected with the shell (5), a driving rod of the magnetic cylinder (1) is connected with a rack (7) through a rack joint (71), and the rack (7) is meshed with the circular gear (9); a cam (11) is arranged below the circular gear (9), and the cam (11) drives two groups of cutters to realize shearing operation.

2. The utility model provides a simple structure, convenient operation is laborsaving for application number "CN201220472550. X", application date is "2012.09.17", the utility model patent of publication number "CN 202772748U", publication date is "2013.03.06", the name is "full-automatic coiling machine cuts double-layered traditional thread binding putting", the applicant is for "shu with mark" utility model patent, this utility model provides a simple structure, the double-layered traditional thread binding putting is cut to convenient operation, cuts double-layered line stable performance, very big improvement production efficiency's full-automatic coiling machine. Including cylinder (1), connector (2), slider seat (4), cylinder (1) go up the welding and have slider seat (4), be provided with slider (3) on slider seat (4), slider (3) one end is passed through connector (2) and is connected with cylinder (1) upper piston rod, the slider (3) other end is provided with and presss from both sides tight piece B (9), slider seat (4) left end upper face is fixed with scissors piece (6) through the screw, preceding mobilizable screw (5) that are provided with in slider groove in the middle of slider seat (4) left end, screw (5) afterbody is provided with and presss from both sides tight piece A (8), be provided with spring (7) on screw (5) between slider seat (4) and the tight piece A (8) of clamp.

3. The invention relates to a Chinese invention patent with the application number of 'CN201310117523. X', the application date of '2013.04.07', the publication number of 'CN 103223450A', the publication date of '2013.07.31', the name of 'a stator wire end shearing machine' and the application number of 'Suzhou Ling-Euro automation equipment Limited company', wherein the stator wire end shearing machine adopts a riveting method or a punching method to cause a terminal to bite and tighten a copper wire so as to achieve the purpose of connection. The method comprises the following steps: a bottom plate and a stator limiting device; stator stop device includes: the rotary support and the support frame are fixed on the front side of the bottom plate, the rotary support is arranged below the support frame, the hydraulic cylinder is arranged at the top of the support frame, and the hydraulic cylinder is positioned right above the rotary support; a lifting workbench is arranged on one side of the stator limiting device, and a riveting device is fixed on the lifting workbench; the riveting device is matched and riveted with the stator limiting device; the riveting device comprises a lifting workbench, and is characterized in that a wire shearing device is further arranged on the lifting workbench, the wire shearing device is fixed on the lifting workbench through a rotatable rotating disc, and the rotating disc is located on the side face of the riveting device. Through the mode, the stator wire end shearing machine is provided, the stator is fixed by taking hydraulic pressure as motive power, and copper wires and terminals on the stator are butted in a punching riveting mode. Because the butt jointed copper wires have exposed wire ends, the wire cutting mechanical arm can process the wire ends.

The above patent does not address how to remove the cusps of the stator windings.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: aiming at the defect of a sharp parallel-end angle of a stator winding in the prior art, the shearing device for shearing the parallel-end of the motor stator winding into the circular arc parallel-end is provided, the parallel-end of the motor stator winding can be sheared into the circular arc parallel-end in one-step forming mode, the parallel-end grinding in a manual mode is avoided, the workload is reduced, and the manufacturing efficiency of the motor stator is improved.

In order to solve the technical problem, the utility model discloses the technical scheme who takes does: an electric machine stator winding end-to-end shearing device comprises: go up scissors and lower scissors, it is provided with the blade to go up the scissors, lower scissors is provided with the blade. The cutting edges of the upper scissors are arranged in an opening and closing mode relative to the cutting edges of the lower scissors, and the stator winding placed between the two cutting edges is cut off in a parallel mode. The cutting edges are arc-shaped cutting edges, arc-shaped stator winding heads can be obtained in a one-step forming mode, the adoption of a manual mode for grinding the stator winding heads is avoided, the workload is reduced, and the manufacturing efficiency of the motor stator is improved.

Furthermore, the arc radius of the cutting edge is 4-10 mm, so that an ideal head combining shape is obtained.

Further, the circular arc radius of the cutting edge is 7 mm.

Further, the motor stator winding head combining and shearing device further comprises: support frame, actuating cylinder, guide post lower scissors passes through guide post and support frame fixed connection, the actuating cylinder sets up and is close to scissors one side down at the support frame, go up scissors and guide post sliding connection, slide along the guide post under the drive of actuating cylinder. The motor stator winding can be cut and jointed more easily by using the driving cylinder.

Further, the motor stator winding head combining and shearing device further comprises: the handle is fixedly connected with the lower scissors, and the switch is arranged on the handle and used for controlling the driving cylinder. The motor stator winding head-combining shearing device is manufactured to be handheld, so that the motor stator winding head-combining shearing device is convenient to use, and the working efficiency is further improved.

Further, the driving cylinder is a hydraulic cylinder.

Further, the driving cylinder is a cylinder.

Further, the driving cylinder is an electric cylinder

The utility model has the advantages that: because the motor stator winding head combining and shearing device adopts the arc-shaped cutting edge, the motor stator winding head combining and shearing device can cut the motor stator winding head combining into the arc shape in a one-step forming mode, and the manufacturing efficiency of the motor stator winding is greatly improved. Because the motor stator winding head-combining shearing device is handheld, and simultaneously adopts the driving cylinder for driving, the use is convenient, the shearing efficiency is high, and the manufacturing efficiency of the stator winding is further improved.

Drawings

FIG. 1 is a schematic view of a welded joint in front elevation after shearing in the prior art,

figure 2 is a schematic top view of a prior art weld joint after shear,

figure 3 shows a motor stator winding end-to-end shearing device,

figure 4 is a front view of the arc-shaped cutting edge of the lower scissors,

figure 5 is a top view of the arc-shaped cutting edge of the lower scissors,

FIG. 6 is a schematic view of a motor stator winding cut with an arc-shaped cutting edge in a head-on front view,

figure 7 is a schematic top view of a motor stator winding cut with an arcuate cutting edge,

in the figure: 1-supporting frame, 2-driving cylinder, 3-guide post, 4-upper scissors, 5-lower scissors, 6-switch, 7-handle, 8-motor stator winding parallel head, 81-winding I, 82-winding II, 83-welding seam, 84-parallel head, 9-cutting edge and R-cutting edge arc radius.

Detailed Description

The invention will be further described by means of specific embodiments and with reference to the accompanying drawings:

as shown in fig. 1 to 2: in the prior art, because the stator winding is cut by adopting the flat-nose wire cutting pliers, the parallel head of the obtained motor stator winding is straight and has a sharp corner. And then the parallel heads of the two motor stator windings are aligned and welded to form the parallel heads of the motor stator windings, and the welded welding line further increases the sharp angle of the parallel heads of the motor stator windings. In order to prevent the sharp corner of the parallel head of the motor stator winding from piercing the insulating layer wrapped outside the motor stator winding, the parallel head of the motor stator winding needs to be manually polished into a circular arc shape by a file at present, the polishing workload is large, and the working efficiency is low.

Fig. 3 is a schematic view of an embodiment of the present invention: the method comprises the following steps: support frame 1, actuating cylinder 2, guide post 3, go up scissors 4, lower scissors 5, switch 6 and handle 7. The lower scissors 5 are fixedly connected with the support frame 1 through a plurality of guide posts 3.

The drive cylinder 2 includes: the hydraulic cylinder, the air cylinder or the electric cylinder driven by the motor to drive the screw rod to stretch, and the driving cylinder 2 is arranged on one side of the support frame 1 close to the lower scissors 5.

The upper scissors 4 are provided with guide holes matched with the guide columns 3, the guide holes are sleeved on the guide columns 3, the upper scissors 4 can slide along the guide columns 3 under the driving of the driving cylinder 2, the upper scissors 4 can be opened and closed with the lower scissors 5 arranged oppositely, and therefore the motor stator winding parallel head 8 placed between the upper scissors 4 and the lower scissors 5 can be cut.

As shown in fig. 4 to 5: lower scissors 5 is provided with blade 9, blade 9 is the arc blade, the circular arc radius R of blade 9 is 4 ~ 10mm, preferably 7 mm.

The upper scissors 4 are also provided with arc-shaped cutting edges 9, and the cutting edges 9 on the upper scissors 4 are opposite to the cutting edges 9 on the lower scissors 5. Under the drive of the drive cylinder 2, the cutting edges 9 on the upper shears 4 move towards the cutting edges 9 on the lower shears 5, so that the motor stator winding heads 8 placed between the two cutting edges 9 are clamped until cutting.

As shown in fig. 6 to 7: because the cutting edge 9 is arc-shaped, the arc-shaped motor stator winding parallel head 8 can be obtained by one-step forming, and the manufacturing efficiency of the motor stator winding is greatly improved.

In summary, the following steps: the utility model has the advantages that: because the motor stator winding head combining and shearing device adopts the arc-shaped cutting edge, the motor stator winding head combining and shearing device can cut the motor stator winding head combining into the arc shape in a one-step forming mode, and the manufacturing efficiency of the motor stator winding is greatly improved. Because the motor stator winding head-combining shearing device is handheld, and simultaneously adopts the driving cylinder for driving, the use is convenient, the shearing efficiency is high, and the manufacturing efficiency of the stator winding is further improved.

The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, so all equivalent technical solutions should also belong to the protection scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims (8)

1. An electric machine stator winding end-to-end shearing device comprises: the scissors comprise an upper scissors (4) and a lower scissors (5), wherein the upper scissors (4) are provided with cutting edges (9), and the lower scissors (5) are provided with cutting edges (9); the cutting edge (9) of the upper scissors (4) is opened and closed relative to the cutting edge (9) of the lower scissors (5), and the stator winding placed between the two cutting edges (9) is cut off in parallel; the method is characterized in that: the cutting edge (9) is an arc-shaped cutting edge.

2. The motor stator winding end-merging shearing device of claim 1, wherein: the arc radius (R) of the cutting edge (9) is 4-10 mm.

3. The motor stator winding end-merging shearing device of claim 2, wherein: the arc radius (R) of the cutting edge (9) is 7 mm.

4. The motor stator winding head-combining shearing device according to any one of claims 1 to 3, characterized in that: the motor stator winding head combining and shearing device further comprises: support frame (1), driving cylinder (2), guide post (3) down scissors (5) pass through guide post (3) and support frame (1) fixed connection, driving cylinder (2) set up and are close to down scissors (5) one side in support frame (1), go up scissors (4) and guide post (3) sliding connection, slide along guide post (3) under the drive of driving cylinder (2).

5. The motor stator winding end-merging shearing device of claim 4, wherein: the motor stator winding head combining and shearing device further comprises: the scissors comprise a handle (7) and a switch (6), wherein the handle (7) is fixedly connected with the lower scissors (5), and the switch (6) is arranged on the handle (7) and used for controlling the driving cylinder (2).

6. The motor stator winding end-merging shearing device of claim 5, wherein: the driving cylinder (2) is a hydraulic cylinder.

7. The motor stator winding end-merging shearing device of claim 5, wherein: the driving cylinder (2) is a cylinder.

8. The motor stator winding end-merging shearing device of claim 5, wherein: the driving cylinder (2) is an electric cylinder.

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