CN216290605U

CN216290605U - Pressing mechanism for stator winding

Info

Publication number: CN216290605U
Application number: CN202121676574.2U
Authority: CN
Inventors: 覃建都; 周华国; 廖建勇
Original assignee: Shenzhen Honest Mechatronic Equipment Co Ltd
Current assignee: Shenzhen Honest Mechatronic Equipment Co Ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-04-12
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a material pressing mechanism for stator winding, which comprises a plurality of pressing heads, a bracket, a sliding seat, a lifting driving device, a positioning device and a plurality of abutting driving devices, wherein the pressing heads are arranged on the bracket; the sliding seat can be arranged on the bracket in a vertically sliding manner; the lifting driving device is arranged at the upper end of the frame, and the output end of the lifting driving device is connected with the sliding seat; the plurality of pressing heads are arranged on the sliding seat; the plurality of abutting driving devices are arranged at the upper end of the sliding seat, and the output end of the abutting driving device is connected with the upper end of the pressing head; the positioning device is arranged beside the pressure head, the positioning device is provided with a plurality of liftable positioning blocks, and positioning grooves are arranged on the outer walls of the plurality of pressure heads corresponding to the positioning blocks. Therefore, the pressing heads, the support, the sliding seat, the lifting driving device, the positioning device and the abutting driving device are combined, so that the vertical distance adjustment and the automatic positioning in the circumferential direction of the plurality of pressing heads are realized. Therefore, automatic material pressing of the iron core is achieved, material pressing in place is guaranteed, and winding stability of the iron core is improved.

Description

Pressing mechanism for stator winding

Technical Field

The utility model relates to the technical field of motor assembly, in particular to a material pressing mechanism for stator winding.

Background

A winding machine is an apparatus for winding a copper wire onto a specific work. The existing block type stator assembly needs nine or twelve block type stators to be assembled, and each block type stator is provided with two line heads (a starting line head and a tail line head). The enameled wire winding of the segmented stator of the servo motor in the current market mainly adopts manual winding operation; another uses a low end winding machine (only one stator can be wound at a time). Traditional manual wire winding inefficiency needs manual operation to press admittedly the wire winding again with the iron core, when consumeing a large amount of hand labor volume, the firm unstability of pressing of iron core rocks easily, leads to the wire winding evenly to arrange, produces the defective products. Therefore, the material pressing part of the existing segmented stator winding machine should be improved to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a stator winding pressing mechanism, which combines a pressing head, a support, a sliding seat, a lifting driving device, a positioning device, and a plurality of tightening driving devices to adjust a vertical distance of the plurality of pressing heads and automatically position the plurality of pressing heads in a circumferential direction. Therefore, automatic material pressing of the iron core is achieved, material pressing in place is guaranteed, and stability of iron core winding is improved.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a pressing mechanism for stator winding comprises a plurality of pressing heads arranged side by side, a support, a sliding seat, a lifting driving device, a positioning device and a plurality of abutting driving devices; the sliding seat can be arranged on the bracket in a vertically sliding manner; the lifting driving device is arranged at the upper end of the frame, and the output end of the lifting driving device is connected with the sliding seat; the plurality of pressing heads are rotatably arranged on the sliding seat side by side; the plurality of abutting driving devices are arranged at the upper end of the sliding seat side by side, and the output end of the abutting driving device is connected with the upper end of the pressing head; the positioning device is arranged beside the pressure head and provided with a plurality of liftable positioning blocks, positioning grooves are arranged on the outer walls of the plurality of pressure heads corresponding to the positioning blocks, and the positioning blocks are embedded into the positioning grooves in a separable mode.

As a preferred embodiment: the lifting driving device comprises a motor, a belt pulley set and a screw rod, the motor is vertically arranged at the upper end of the support, the screw rod is in threaded connection with the sliding seat, and the belt pulley set is connected between the end of the motor shaft and the upper end of the screw rod.

As a preferred embodiment: the vertical guide rail that is provided with on the support lateral wall, correspond the guide rail and be provided with the guide slot on the sliding seat lateral wall, guide rail and guide slot slidingtype cooperation.

As a preferred embodiment: the sliding seat comprises a vertical plate and two transverse plates which are arranged on the same side wall of the vertical plate at intervals from top to bottom.

As a preferred embodiment: the pressing head is rotatably arranged on the lower transverse plate, and the upper end of the pressing head is rotatably connected with the end of the air cylinder shaft.

As a preferred embodiment: the positioning device comprises two cylinders and a cross rod, the two cylinders are arranged on the lower side transverse plate, the cross rod is connected to the ends of the two cylinders, the plurality of positioning blocks are arranged on the cross rod at intervals, and the plurality of positioning blocks face the side wall of the pressure head.

As a preferred embodiment: and a sensor for detecting the lifting distance of the sliding seat is arranged between the support and the sliding seat.

As a preferred embodiment: the lower ends of the plurality of pressure heads are in an arc shape protruding downwards.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, and particularly, according to the technical scheme, the vertical distance adjustment and the automatic positioning in the circumferential direction of a plurality of pressing heads are realized by combining the pressing heads, the bracket, the sliding seat, the lifting driving device, the positioning device and a plurality of abutting driving devices, and particularly, each pressing head is independently driven by the abutting driving device. Therefore, automatic material pressing of the iron core can be realized, material pressing in place can be guaranteed, and stability of iron core winding is improved; moreover, the mechanism integrates the functions of lifting, rotating and positioning of the pressure head, and has a simple and compact integral structure and small occupied space.

To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a perspective view of a pressing mechanism according to the present invention;

FIG. 2 is a perspective view of another angle of the pressing mechanism of the present invention.

The attached drawings indicate the following:

1. a material pressing mechanism; 11. a support; 11. a guide rail; 12. a pressure head; 121. positioning a groove; 13. a sliding seat; 131. a guide groove; 132. a vertical plate; 133. a transverse plate; 14. a lift drive; 141. a motor; 142. a pulley block; 143. a screw rod; 15. a positioning device; 151. positioning blocks; 152. a cylinder; 153. a cross bar; 16. tightly abutting against the driving device; 17. a sensor.

Detailed Description

As shown in fig. 1 and 2, the present invention provides a pressing mechanism for stator winding, which includes a plurality of pressing heads 12 arranged side by side, a bracket 11, a sliding seat 13, a lifting driving device 14, a positioning device 15, and a plurality of tightening driving devices 16, wherein:

this swager 1 mainly used iron core when wire winding, supports downwards to press the iron core in order to prevent that the iron core from producing and rocking, makes iron core wire winding operation more steady.

The sliding seat 13 can be installed on the bracket 11 in a vertically sliding manner; the lifting driving device 14 is arranged at the upper end of the bracket 11, and the output end of the lifting driving device is connected with the sliding seat 13; the plurality of pressing heads 12 are rotatably mounted on the sliding base 13 side by side; the plurality of abutting driving devices 16 are arranged at the upper end of the sliding seat 13 side by side, the output end of the abutting driving device 16 (the air cylinder 152) is connected with the upper end of the pressing head 12, the upper end of each pressing head 12 corresponds to one abutting driving device 16, the design mainly avoids the situation that part of the pressing heads 12 are not lifted in place (the pressing heads 12 have elastic expansion characteristics) caused when the lifting driving device 14 is adopted to uniformly drive the plurality of pressing heads 12 to lift, and when each pressing head 12 is driven by the corresponding abutting driving device 16, the plurality of pressing heads 12 can be guaranteed to be pressed in place downwards.

The positioning device 15 is installed beside the pressing head 12, the positioning device 15 has a plurality of liftable positioning blocks 151, positioning grooves 121 are formed in the outer walls of the pressing head 12 corresponding to the positioning blocks 151, and the positioning blocks 151 are detachably embedded in the positioning grooves 121. In this embodiment, the positioning device 15 includes two cylinders 152 and a cross bar 153, the two cylinders 152 are mounted on the lower lateral plate 133 (the sliding seat 13 specifically includes a vertical plate 132 and two lateral plates 133 disposed on the same sidewall of the vertical plate 132 at an interval), the cross bar 153 is connected to the shaft ends of the two cylinders 152, the positioning blocks 151 are disposed on the cross bar 153 at intervals, and the positioning blocks 151 face the sidewall of the ram 12. After the winding is completed, the positioning block 151 is inserted into the positioning groove 121 along with the descending of the cross rod 153, so that the pressing head 12 can be limited.

The lifting driving device 14 comprises a motor 141, a pulley set 142 and a screw rod 143, the motor 141 is vertically installed at the upper end of the bracket 11, the screw rod 143 is vertically connected with the sliding seat 13 through threads, the pulley set 142 is connected with the shaft end of the motor 141 and the upper end of the screw rod 143, and the lifting distance precision of the sliding seat 13 can be effectively controlled by adopting the driving mode of the motor 141 and the screw rod 143. The side wall of the bracket 11 is vertically provided with a guide rail 11, the side wall of the sliding seat 13 is provided with a guide groove 131 corresponding to the guide rail 11, the guide rail 11 is in sliding fit with the guide groove 131, and the sliding precision of the sliding seat 13 can be improved by matching the guide rail 11 with the guide groove 131. The lifting driving device 14 is mainly used for adjusting a large distance of the plurality of pressing heads 12 in the vertical direction, and the abutting driving device 16 is mainly used for controlling the lifting of the pressing heads 12 in a small distance.

The pressing driving device 16 is a cylinder, which is installed on the upper surface of the upper lateral plate 133, the pressing head 12 is rotatably installed on the lower lateral plate 133, and the upper end of the pressing head 12 is rotatably connected with the end of the cylinder shaft. A sensor 17 for detecting the lifting distance of the slide holder 13 is provided between the bracket 11 and the slide holder 13. The lower ends of the plurality of pressure heads 12 are in an arc shape protruding downwards, and the design is mainly used for enabling the lower ends of the pressure heads 12 to be tightly matched with the iron core (the side wall of the iron core is in a concave arc shape) so as to prevent the iron core from being dislocated during winding.

When the pressing mechanism 1 is operated, the pressing head 12 is driven to press downwards by the abutting driving device 16; after the winding is completed, the positioning block 151 of the positioning device 15 positions the pressing head 12 to prevent it from automatically rotating.

The design of the utility model is characterized in that the vertical distance adjustment and the automatic positioning in the circumferential direction of a plurality of pressing heads are realized by combining the pressing heads, the bracket, the sliding seat, the lifting driving device, the positioning device and a plurality of abutting driving devices, and particularly, each pressing head is independently driven by the abutting driving device. Therefore, automatic material pressing of the iron core can be realized, material pressing in place can be guaranteed, and stability of iron core winding is improved; moreover, the mechanism integrates the functions of lifting, rotating and positioning of the pressure head, and has a simple and compact integral structure and small occupied space.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims

1. The utility model provides a stator is swager for wire winding which characterized in that: comprises a plurality of pressing heads arranged side by side, a bracket, a sliding seat, a lifting driving device, a positioning device and a plurality of abutting driving devices; the sliding seat can be arranged on the bracket in a vertically sliding manner; the lifting driving device is arranged at the upper end of the frame, and the output end of the lifting driving device is connected with the sliding seat; the plurality of pressing heads are rotatably arranged on the sliding seat side by side; the plurality of abutting driving devices are arranged at the upper end of the sliding seat side by side, and the output end of the abutting driving device is connected with the upper end of the pressing head; the positioning device is arranged beside the pressure head and provided with a plurality of liftable positioning blocks, positioning grooves are arranged on the outer walls of the plurality of pressure heads corresponding to the positioning blocks, and the positioning blocks are embedded into the positioning grooves in a separable mode.

2. The swaging mechanism for stator winding according to claim 1, characterized in that: the lifting driving device comprises a motor, a belt pulley set and a screw rod, the motor is vertically arranged at the upper end of the support, the screw rod is in threaded connection with the sliding seat, and the belt pulley set is connected between the end of the motor shaft and the upper end of the screw rod.

3. The swaging mechanism for stator winding according to claim 1, characterized in that: the vertical guide rail that is provided with on the support lateral wall, correspond the guide rail and be provided with the guide slot on the sliding seat lateral wall, guide rail and guide slot slidingtype cooperation.

4. The swaging mechanism for stator winding according to claim 1, characterized in that: the sliding seat comprises a vertical plate and two transverse plates which are arranged on the same side wall of the vertical plate at intervals from top to bottom.

5. The swaging mechanism for stator winding according to claim 4, wherein: the pressing head is rotatably arranged on the lower transverse plate, and the upper end of the pressing head is rotatably connected with the end of the air cylinder shaft.

6. The swaging mechanism for stator winding according to claim 5, wherein: the positioning device comprises two cylinders and a cross rod, the two cylinders are arranged on the lower side transverse plate, the cross rod is connected to the ends of the two cylinders, the plurality of positioning blocks are arranged on the cross rod at intervals, and the plurality of positioning blocks face the side wall of the pressure head.

7. The swaging mechanism for stator winding according to claim 1, characterized in that: and a sensor for detecting the lifting distance of the sliding seat is arranged between the support and the sliding seat.

8. The swaging mechanism for stator winding according to claim 1, characterized in that: the lower ends of the plurality of pressure heads are in an arc shape protruding downwards.