Indexing mechanism for stator wire protection

Abstract

The utility model relates to an indexing mechanism for stator wire protection, which comprises an arc-shaped plate, a placing disc is rotatably connected with a workbench, the arc-shaped plate and the placing disc are connected and relatively fixed, the arc-shaped plate and the placing disc are coaxially arranged, and the arc-shaped plate rotates along the central axis of the placing disc through a driving assembly. When the number of arrays of the stator slots is large and dense, according to the technical scheme, the driving assembly drives the arc-shaped plate to rotate by a proper angle, so that the next coil to be subjected to wire expansion rotates to correspond to the adjacent wire expansion module, wire expansion operation is continued, and the precision is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of stator processing especially to a indexing mechanism for stator wire protection. BACKGROUND

[0002] When the motor is wired, the insulating paper is inserted into the stator slot, and the wire is wound between the slot and the paper by the wire winding machine. In order to protect the coil from displacement, a wire protection mechanism is provided in the related technology.

[0003] The wire protection mechanism includes a placement disc fixed on the workbench, a placement hole for placing the stator is arranged at the center of the placement disc, and a slide piece is arranged on the inner wall of the placement disc. The slide piece is inserted between the adjacent two groups of coils, so that the coils cannot rotate.

[0004] The expansion module is arranged along the circumference of the placement disc, but when the array number of the stator slot is large and dense, the expansion module cannot correspond to the stator slot one by one, so a indexing mechanism is needed to control the overall rotation of the placement disc and the stator to the appropriate angle, so that the next coil to be expanded can rotate to correspond to the adjacent expansion module. SUMMARY

[0005] In order to solve the above technical problems, the present application provides a indexing mechanism for stator wire protection.

[0006] The indexing mechanism for stator wire protection provided by the present application adopts the following technical scheme:

[0007] A indexing mechanism for stator wire protection includes an arc-shaped plate, the placement disc is rotationally connected with the workbench, the arc-shaped plate is connected with the placement disc and is relatively fixed, the arc-shaped plate is coaxially arranged with the placement disc, and the arc-shaped plate is rotated along the central axis of the placement disc through a driving assembly.

[0008] Preferably, the driving assembly includes a motor and a gear, the motor is arranged on the workbench, the gear is coaxially connected to the output shaft of the motor, and a tooth surface engaged with the gear is arranged on the outer peripheral wall of the arc-shaped plate.

[0009] Preferably, a guide plate is arranged on the workbench, a limiting ring edge is coaxially connected to the outer peripheral wall of the bottom of the placement disc, and a guide groove for the rotation of the limiting ring edge is arranged on the side of the guide plate close to the placement disc.

[0010] Preferably, a plurality of guide plates are arranged along the circumference of the placement disc.

[0011] Preferably, a positioning groove for clamping the arc-shaped plate is arranged on the top surface of the peripheral side of the placement disc.

[0012] Preferably, a fixing hole is formed in the arc-shaped plate, a threaded hole is formed in the inner top wall of the positioning groove, the fixing hole and the threaded hole are aligned, a fixing bolt is arranged in the fixing hole, and the fixing bolt passes through the fixing hole and is screwed into the threaded hole.

[0013] Preferably, a plurality of fixing holes are equidistantly arranged along the arc-shaped plate.

[0014] To sum up, the present application has the following beneficial technical effects:

[0015] After the insertion piece of the wire protection mechanism is inserted between the two adjacent groups of coils, the wire is expanded, and when the array number of the stator slot is large and dense, the arc-shaped plate is driven to rotate by the driving assembly to a suitable angle, so that the next coil to be expanded is rotated to correspond to the adjacent expanded coil module. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a schematic diagram of the overall structure of a stator wire protection indexing mechanism in the embodiments of the present application.

[0017] Marked for explanation: 1, workbench; 2, placement disc; 21, limiting ring edge; 22, positioning groove; 3, arc-shaped plate; 31, fixing hole; 4, driving assembly; 41, motor; 42, gear; 5, guide plate; 51, guide groove. DETAILED DESCRIPTION

[0018] The following will be combined with the Figure 1 The present application will be further described in detail.

[0019] The embodiments of the present application disclose a stator wire protection indexing mechanism.

[0020] Refer to Figure 1 The stator wire protection indexing mechanism comprises an arc-shaped plate 3, a placement disc 2 is rotationally connected with a workbench 1, the arc-shaped plate 3 is connected with the placement disc 2 and is relatively fixed, the arc-shaped plate 3 and the placement disc 2 are coaxially arranged, and the arc-shaped plate 3 rotates along the central axis of the placement disc 2 through a driving assembly 4.

[0021] The driving assembly 4 comprises a motor 41 and a gear 42, the motor 41 is arranged on the workbench 1, the gear 42 is coaxially connected to the output shaft of the motor 41, a tooth surface that meshes with the gear 42 is arranged on the outer peripheral wall of the arc-shaped plate 3, the motor 41 drives the gear 42 to rotate, thereby driving the arc-shaped plate 3 to rotate, and thus driving the placement disc 2 to rotate.

[0022] A guide plate 5 is arranged on the workbench 1, a limiting ring edge 21 is coaxially connected to the outer peripheral wall at the bottom of the placement disc 2, and a guide groove 51 for the rotation of the limiting ring edge 21 is formed in the side of the guide plate 5 close to the placement disc 2. A plurality of guide plates 5 are arranged at intervals along the circumference of the placement disc 2, thereby improving the stability of the rotation of the placement disc 2.

[0023] The top surface of the side edge of the placing disc 2 is provided with a positioning groove 22 for clamping the arc-shaped plate 3. The arc-shaped plate 3 is provided with a fixing hole 31, and the inner top wall of the positioning groove 22 is provided with a threaded hole. The fixing hole 31 and the threaded hole are aligned, a fixing bolt is arranged in the fixing hole 31, and the fixing bolt is threaded into the threaded hole after passing through the fixing hole 31 and is threadedly connected with the threaded hole. A plurality of fixing holes 31 are equidistantly arranged along the arc-shaped plate 3, thereby improving the stability of the connection between the arc-shaped plate 3 and the placing disc 2.

[0024] The implementation principle of the stator wire protection degree mechanism is as follows:

[0025] After the insertion piece of the wire protection mechanism is inserted between the two adjacent groups of coils, the wire is expanded. When the array number of the stator slot is large and dense, the arc-shaped plate 3 is driven to rotate by the driving assembly 4 to a suitable angle, so that the next coil to be expanded is rotated to correspond to the adjacent expansion module.

[0026] The above are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore, equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A stator wire guard indexing mechanism characterized by: The utility model provides an arc plate (3), and the placement tray (2) is rotatably connected with the workbench (1), the arc plate (3) is connected with the placement tray (2) and is opposite fixed, the arc plate (3) is coaxially arranged with the placement tray (2), the arc plate (3) is rotated along the central axis of placement tray (2) through the drive assembly (4).

2. The indexing mechanism for a stator wire chaser of claim 1, wherein: The drive assembly (4) includes motor (41) and gear (42), the motor (41) is arranged on the workbench (1), the gear (42) is coaxially connected on the output shaft of motor (41), the outer peripheral wall of arc plate (3) is provided with the tooth surface of gear (42) engagement.

3. The indexing mechanism for a stator wire chaser of claim 1 wherein: The workbench (1) is provided with a guide plate (5), and the outer peripheral wall of the bottom of the placement tray (2) is coaxially connected with a limiting ring edge (21), the guide plate (5) is close to the side of placement tray (2) and is provided with a guide slot (51) for the rotation of the limiting ring edge (21).

4. The indexing mechanism for a stator wire chaser according to claim 3, wherein: The guide plate (5) is spaced apart along the circumference of the placement tray (2).

5. The stator wire chafing indexing mechanism of claim 1, wherein: The top surface of the circumferential side of the placement tray (2) is provided with a positioning groove (22) for the arc plate (3).

6. The stator wire chafing indexing mechanism of claim 5, wherein: The arc plate (3) is provided with a fixing hole (31), and the inner top wall of the positioning groove (22) is provided with a threaded hole, the fixing hole (31) and the threaded hole are aligned, the fixing hole (31) is provided with a fixing bolt, the fixing bolt passes through the fixing hole (31) and is screwed into the threaded hole and is screwed with the threaded hole.

7. The stator wire chafing indexing mechanism of claim 6, wherein: The fixing hole (31) is equally spaced a plurality of along the arc plate (3).

Images