Device for turning rotor

Abstract

The utility model discloses a device for turning a rotor, which comprises a support and a transmission device, a positioning mechanism is arranged on the support, the positioning mechanism is contacted with a rotor shaft of the rotor in multiple directions, so that the rotor is horizontally placed at a fixed position on the support and can rotate along the axis of the rotor, and the transmission device comprises a conveyor and a driving mechanism. The conveyor is provided with a conveying belt in circulating transmission, and the conveyor is driven by a driving mechanism to move so that the conveying belt can make contact with the outer surface of the rotor on the support to achieve transmission. The utility model provides the device for turning the rotor, which can be used for conveniently positioning and placing the rotor and driving the rotor to rotate to finish turning operation.

Description

Technical Field

[0001] The utility model relates to a device for turning a rotor, belonging to the technical field of motor production equipment. Background Art

[0002] When machining a motor rotor that is an integrated unit of an iron core rotor and a rotor shaft, it is necessary to perform turning on the outer peripheral wall of the iron core rotor with the rotor shaft core as the rotating axis. To complete this type of turning, an ordinary lathe uses a three-jaw chuck to clamp one end of the rotor shaft and the other end is centered by the tailstock ejector pin. During this clamping process, the three-jaw chuck clamping operation is extremely time-consuming, and indentations may occur on the shaft body when the three-jaw chuck is clamped, which brings difficulties to the subsequent bearing assembly. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide a device for turning a rotor, which can conveniently position and place the rotor and drive it to rotate to complete the turning operation, thereby solving the shortcomings of the prior art.

[0004] The technical solution of the utility model is: a device for rotor turning, comprising a bracket, a transmission device, the bracket is provided with a positioning mechanism, the positioning mechanism contacts the rotor shaft of the rotor in multiple directions, so that the rotor is horizontally placed at a fixed position on the bracket and can rotate along its own axis, the transmission device comprises a conveyor and a driving mechanism, the conveyor has a circulating transmission belt, the conveyor is driven by the driving mechanism to displace the conveyor belt so that the conveyor belt contacts the outer surface of the rotor on the bracket to realize transmission.

[0005] The positioning mechanism further comprises a pair of positioning members, two pairs of V-shaped support wheels connected to the bracket, the two pairs of V-shaped support wheels respectively provide rolling support for the rotor shafts at both ends of the rotor, and a pair of positioning members limit the two ends of the rotor shaft of the rotor to prevent the rotor from moving axially.

[0006] Furthermore, the pair of positioning members can be moved horizontally relative to the bracket to adjust the distance between them.

[0007] Furthermore, the driving mechanism is rotatably connected to the conveyor, driving the conveyor to rotate and cooperate with the rotor placed on the bracket, and the conveyor belt of the conveyor applies an inclined downward pressure when contacting the outer surface of the rotor.

[0008] Furthermore, the conveyor has a tensioning device, and the tensioning device can adjust the tightness of the conveyor belt.

[0009] By implementing the utility model, the rotor is placed at a fixed position on the bracket through the rotation of the rotor shaft and the positioning mechanism, the conveyor is driven to move through the driving mechanism, the conveyor belt on the conveyor contacts the outer surface of the rotor and applies a certain pressure, so that the conveyor belt of the conveyor drives the rotor to rotate along its own axis when it is driven, and the turning tool contacts the outer surface of the rotor to turn the rotor. After turning is completed, the driving mechanism drives the conveyor to separate from the rotor, and the rotor after turning can be taken away, so that the rotor can be conveniently positioned and driven to rotate to complete the turning operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the utility model.

[0011] As shown in the figure: bracket 1; support wheel 2; positioning member 3; support frame 4; conveyor belt 5; support 6; motor 7; tension wheel 8; rotor 9; telescopic cylinder 10; tool 11. DETAILED DESCRIPTION

[0012] Embodiments of the present utility model: Figure 1As shown, a device for rotor turning comprises a bracket 1 and a transmission device. The bracket 1 is provided with a positioning mechanism, the positioning mechanism comprises a pair of positioning members 3, two pairs of support wheels 2 connected to the bracket 1 in a V-shaped distribution, the two pairs of support wheels 2 distributed in a V-shaped distribution respectively support the rotor shafts located at both ends of the rotor 9 in a rolling manner and limit the two sides thereof, a pair of positioning members 3 limit the two ends of the rotor shaft of the rotor 9 to prevent the rotor from moving axially, so that the rotor 9 is horizontally placed at a fixed position on the bracket 1 and can rotate along its own axis, the transmission device comprises a conveyor and a driving mechanism, the conveyor comprises a support frame 4, a driving wheel and a transmission wheel connected to the support frame 4, a conveyor belt 5 sleeved on the driving wheel and the transmission wheel, the conveyor belt 5 is a rubber conveyor belt with good elasticity, the driving mechanism is connected to the support frame 4 of the conveyor to drive the conveyor to move or rotate so that the conveyor belt 5 contacts and separates from the outer surface of the rotor 9 located on the bracket 1, and for the convenience of turning operation, the driving mechanism of the present application drives the conveyor The conveyor rotates to achieve separation / contact with the rotor 9. The driving mechanism and the turning tool 11 are respectively located on both sides of the bracket 1. The driving mechanism includes a support frame 4 connected to the conveyor on a support 6. The support 6 is equipped with a motor 7 that drives it to rotate along the rotating shaft. When the conveyor rotates downward, the conveyor belt 5 is tilted and pressed down on the outer surface of the rotor 9. Under the action of friction, the conveyor belt 5 circulates and drives the rotor 9 to rotate. The tool 11 located on the other side turns the outer surface of the rotor 9. After turning, the conveyor rotates upward to separate the conveyor belt 5 from the rotor 9, and the rotor 9 is removed from the bracket 1. Since the conveyor belt 5 has good elasticity, the accuracy requirement of the angle of rotation of the conveyor can be reduced. The conveyor belt 5 can deform itself to press the outer surface of the rotor 9, and the conveyor belt 5 is tilted and pressed down on the outer surface of the rotor 9 to limit the rotor 9 in the upper and lower directions. The V-shaped support wheel 2 and the positioning member 3 are matched to limit the positioning, placement and stable rotation of the rotor 9 to complete the turning operation.

[0013] As a preferred embodiment, the positioning member 3 includes a screw rod spirally connected to the bracket 1, and the spacing is adjusted by rotating relative to the bracket 1 to adapt to the positioning of the two ends of the rotor 9 of different lengths.

[0014] As a preferred embodiment, the conveyor has a tensioning device, which includes a telescopic cylinder 10 installed on the support frame 4 and a tensioning wheel 8 driven to move by the telescopic cylinder 10. The tensioning wheel 8 adjusts the tightness of the conveyor belt 5 through the telescopic cylinder 10 to adapt to the transmission cooperation of rotors 9 of different specifications.

Claims

1. A device for rotor turning, characterized in that: It includes a bracket and a transmission device. The bracket is provided with a positioning mechanism. The positioning mechanism contacts the rotor shaft of the rotor in multiple directions, so that the rotor is horizontally placed at a fixed position on the bracket and can rotate along its own axis. The transmission device includes a conveyor and a driving mechanism. The conveyor has a circular transmission with elastic conveyor belt. The conveyor is driven by the driving mechanism to move so that the conveyor belt contacts the outer surface of the rotor on the bracket to realize transmission.

2. The device for rotor turning according to claim 1, characterized in that: The positioning mechanism includes a pair of positioning members and two pairs of support wheels with V-shaped distribution connected to the bracket. The two pairs of support wheels with V-shaped distribution respectively provide rolling support for the rotor shafts at both ends of the rotor. A pair of positioning members limit the two ends of the rotor shaft of the rotor to prevent the rotor from moving axially.

3. The device for rotor turning according to claim 2, characterized in that: The pair of positioning members can move horizontally relative to the bracket to adjust the distance between them.

4. The device for rotor turning according to any one of claims 1 to 3, characterized in that: The driving mechanism is rotatably connected to the conveyor, and drives the conveyor to rotate in coordination with the rotor placed on the bracket. When the conveyor belt of the conveyor contacts the outer surface of the rotor, an inclined downward pressure is applied.

5. The device for rotor turning according to claim 4, characterized in that: The conveyor is provided with a tensioning device, and the tensioning device can adjust the tightness of the conveyor belt.

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