Synchronous cutting tool for tail wire of motor coil winding

Abstract

The utility model discloses a synchronous cutting tool for a tail wire of a motor coil winding, which comprises a horizontal turntable, a lead port, arc-shaped guide rails, a z-axis pulley, a cover plate, a straight rail, a cutter body and a bearing, the horizontal turntable is provided with the lead port around the circle center and forms a roundabout table top, and the roundabout table top is provided with a plurality of arc-shaped guide rails which are distributed in a central symmetry manner; the arc-shaped guide rail extends from the outer ring to the inner ring of the roundabout table top, a z-axis pulley is arranged in the arc-shaped guide rail, and a cover plate is stacked on the roundabout table top. By means of the mode, according to the synchronous cutting tool for the tail wire of the motor coil winding, the gear shifting piece drives the horizontal rotating disc to enable the relative position of the z-axis pulley to be changed, then the cutter body in the straight rail is driven to stretch out and draw back synchronously, and a wire harness in a wire through opening is cut off at a time in the synchronous stretching-out and drawing-back process. The device has the advantages of simple structure, simplicity in operation, high matching precision, high tangent speed and the like.

Description

Technical Field

[0001] The utility model relates to the field of motor coil winding processing equipment, in particular to a synchronous cutting tool for tail wires of motor coil windings. Background Art

[0002] The processing of the motor involves a coil winding process. After each coil winding is completed, the tail wire needs to be cut. Since the motor coil has multiple windings, and each winding is composed of multiple strands of copper cable bundles, wire cutting equipment is required to cut each winding one by one during the production and processing. The wire cutting process is cumbersome and causes a long downtime waiting window period, which is not conducive to improving production efficiency. Utility Model Content

[0003] The main technical problem solved by the utility model is to provide a synchronous cutting tool for the tail wire of a motor coil winding, which drives the horizontal turntable through the gear paddle to change the relative position of the z-axis pulley, thereby driving the knife body in the straight rail to synchronously retract and extend, and the wire harness in the wire passage is cut off at one time during the synchronous retraction process. The utility model has the advantages of simple structure, gradual operation, high matching accuracy, fast cutting speed, etc.

[0004] In order to solve the above technical problems, a technical solution adopted by the utility model is: to provide a synchronous cutting tool for the tail wire of a motor coil winding, including a horizontal turntable, a wire passage, an arc guide rail, a z-axis pulley, a cover plate, a straight rail, a cutter body, and a bearing. The horizontal turntable is provided with a wire passage around the center of a circle to form an island table. The island table is provided with a plurality of arc guide rails distributed symmetrically around the center. The arc guide rail extends from the outer circle of the island table to the inner circle. The arc guide rail has a built-in z-axis pulley. A cover plate is stacked on the island table. The surface of the cover plate is provided with a plurality of straight rails pointing directly to the center of the circle. A cutter body is inserted in the straight rail and a wire hole is provided at the bottom. The warp holes of the cutter body are connected to the z-axis pulley one by one. The bearing coaxially connects the horizontal turntable and the cover plate.

[0005] In a preferred embodiment of the utility model, the bottom surface of the cover plate is provided with a contoured groove, the horizontal turntable is accommodated in the contoured groove, the bottom surface of the horizontal turntable is provided with a cavity, the bearing is accommodated in the cavity, the bottom surface of the cover plate is provided with a first adapter flange, the bottom of the horizontal turntable is provided with a second adapter flange, the outer ring of the bearing is connected to the second adapter flange at the bottom, and the inner ring of the bearing is connected to the first adapter flange at the top.

[0006] In a preferred embodiment of the present invention, a gear paddle is provided on the bottom edge of the horizontal turntable.

[0007] In a preferred embodiment of the present invention, the inner ring of the bearing is horizontally sleeved on a fixed base, a chassis bracket is arranged around the fixed base, and the edge of the cover plate is supported on the chassis bracket.

[0008] In a preferred embodiment of the utility model, the knife body is composed of a knife rod and a knife blade, and the knife blade is arranged at the front end of the knife rod toward the center of the circle.

[0009] In a preferred embodiment of the utility model, a limit stop ring is concentrically arranged on the cover plate, and a pin matching the limit stop ring is arranged on the top of the knife body.

[0010] The beneficial effects of the utility model are as follows: the utility model provides a synchronous cutting tool for the tail wire of a motor coil winding, which drives the horizontal turntable through a gear paddle to change the relative position of the z-axis pulley, thereby driving the knife body in the straight rail to synchronously retract and extend, and in the process of synchronous retraction and extension, the wire harness in the wire passage is cut off at one time, and has the advantages of simple structure, gradual operation, high matching accuracy, and fast cutting speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0012] Figure 1 This is the overall structural diagram of a synchronous cutting tool for tail wires of motor coil windings of the utility model;

[0013] Figure 2 This is an exploded view from a top view of a synchronous cutting tool for tail wires of a motor coil winding of the utility model;

[0014] Figure 3 This is an exploded view from a bottom-up perspective of a synchronous cutting tool for tail wires of a motor coil winding of the utility model;

[0015] Figure 4 This is a structural diagram of a roundabout table of a synchronous cutting tool for tail wires of motor coil windings of the utility model;

[0016] Figure 5 This is a structural diagram of a cover plate of a synchronous cutting tool for tail wires of a motor coil winding of the utility model;

[0017] Figure 6 The utility model discloses a cutter body structure diagram of a synchronous cutting tool for tail wires of motor coil windings. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] like Figure 1-6 As shown, the embodiment of the utility model includes:

[0020] A synchronous cutting tool for tail wire of motor coil windings, comprising a horizontal turntable 1, a wire opening 2, an arc guide rail 3, a z-axis pulley 4, a cover plate 5, a straight rail 6, a cutter body 7, and a bearing 8. The horizontal turntable 1 is provided with a wire opening 2 around the center of a circle and forms an island table 9. The island table 9 is provided with a plurality of arc guide rails 3 distributed symmetrically with respect to the center. The arc guide rail 3 extends from the outer circle to the inner circle of the island table 9. The arc guide rail 3 has a z-axis pulley 4 built therein. A cover plate 5 is stacked on the island table 9. The surface of the cover plate 5 is provided with a plurality of straight rails 6 pointing directly to the center of the circle. A cutter body 7 is inserted in the straight rail 6 and a wire hole 10 is provided at the bottom. The cutter body 7 is connected to the z-axis pulley 4 one by one through the wire hole 10. The bearing 8 coaxially connects the horizontal turntable 1 and the cover plate 5.

[0021] Among them, the bottom surface of the cover plate 5 is provided with a contoured groove 11, the horizontal turntable 1 is accommodated in the contoured groove 11, the bottom surface of the horizontal turntable 1 is provided with a cavity 12, the bearing 8 is accommodated in the cavity 12, the bottom surface of the cover plate 5 is provided with a first adapter flange 13, the bottom of the horizontal turntable 1 is provided with a second adapter flange 14, the outer ring of the bearing 8 is connected to the second adapter flange 14 at the bottom, and the inner ring of the bearing 8 is connected to the first adapter flange 13 at the top.

[0022] Furthermore, a gear paddle 15 is provided on the bottom edge of the horizontal turntable 1 .

[0023] Furthermore, the inner ring of the bearing 8 is horizontally sleeved on a fixed base 16 , and a chassis bracket 17 is arranged around the fixed base 16 , and the edge of the cover plate 5 is supported on the chassis bracket 17 .

[0024] Furthermore, the blade body 7 is composed of a blade rod 18 and a blade 19, and the blade 19 is arranged at the front end of the blade rod 18 toward the center of the circle.

[0025] Furthermore, a limit stop ring 20 is coaxially arranged on the cover plate 5 , and a pin 21 matching the limit stop ring 20 is arranged on the top of the cutter body 7 .

[0026] The motor winding is carried out at the bottom of this product, and the winding copper wire passes through the top of the wire passage 2 and is supplied to the winding machine. When the motor winding processing is completed, the winding machine below the wire passage 2 is shut down, and the remaining tail wire is placed in the wire passage 2. Subsequently, the gear paddle 15 of this product is driven by external force to start rotating. During the rotation process, the arc guide 3 generates thrust on the z-axis pulley 4, and guides the z-axis pulley 4 to move along the arc guide 3 from the outer circle to the inner circle of the island table 9. The Z-axis pulley 4 is connected to the cutter body 7, and the cutter body 7 is inserted into the straight rail 6. Therefore, when the sliding starts, the cutter body 7 slides in the straight rail 6 under the thrust of the Z-axis pulley 4, and the cutter body 7 moves from the outer circle to the inner circle of the cover plate 5. The top of the fixed base 16 is equipped with a wire harness plate, and the wire harness plate is provided with wire through holes. Each wire through hole is connected with a copper wire. Each cutter body 7 points directly to the copper wire. When the cutter body 7 reaches the limit position, the copper wire can be cut by the blade 19 at the front end of the cutter body 7. The pin 21 at the top of the cutter body 7 blocks the stop rod 18.

[0027] In summary, the utility model provides a synchronous cutting tool for the tail wire of a motor coil winding, which drives the horizontal turntable 1 through the gear paddle 15 to change the relative position of the z-axis pulley 4, thereby driving the knife body 7 in the straight rail 6 to synchronously retract and extend, and in the process of synchronous retraction, the wire harness in the wire passage 2 is cut off at one time, and has the advantages of simple structure, gradual operation, high matching accuracy, and fast cutting speed.

[0028] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A synchronous cutting tool for tail wire of motor coil winding, characterized in that: It includes a horizontal turntable, a wire passage, an arc guide rail, a z-axis pulley, a cover plate, a straight rail, a knife body, and a bearing. The horizontal turntable is provided with a wire passage around the center of a circle to form an island table. The island table is provided with a plurality of arc guide rails distributed symmetrically from the center. The arc guide rail extends from the outer circle to the inner circle of the island table. The arc guide rail has a built-in z-axis pulley. A cover plate is stacked on the island table. The surface of the cover plate is provided with a plurality of straight rails pointing directly to the center of the circle. A knife body is inserted in the straight rail and a wire hole is provided at the bottom. The knife body is connected to the z-axis pulley one by one through the wire hole. The bearing coaxially connects the horizontal turntable and the cover plate.

2. The synchronous cutting tool for tail wire of motor coil winding according to claim 1, characterized in that: The bottom surface of the cover plate is provided with a contoured groove, the horizontal turntable is accommodated in the contoured groove, the bottom surface of the horizontal turntable is provided with a cavity, the bearing is accommodated in the cavity, the bottom surface of the cover plate is provided with a first adapter flange, the bottom of the horizontal turntable is provided with a second adapter flange, the outer ring of the bearing is connected to the second adapter flange at the bottom, and the inner ring of the bearing is connected to the first adapter flange at the top.

3. The synchronous cutting tool for tail wire of motor coil winding according to claim 1 is characterized in that: A gear paddle is arranged on the bottom edge of the horizontal turntable.

4. The synchronous cutting tool for tail wire of motor coil winding according to claim 1, characterized in that: The inner ring of the bearing is horizontally sleeved on a fixed base, a chassis bracket is arranged around the fixed base, and the edge of the cover plate is supported on the chassis bracket.

5. The synchronous cutting tool for tail wire of motor coil winding according to claim 1, characterized in that: The knife body is composed of a knife rod and a knife blade, and the knife blade is arranged at the front end of the knife rod toward the center of the circle.

6. The synchronous cutting tool for tail wires of motor coil windings according to claim 1, characterized in that: A limit stop ring is concentrically arranged on the cover plate, and a pin matching the limit stop ring is arranged on the top of the cutter body.

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