CN215847792U

CN215847792U - Rotor pulley piece convenient to location processing

Info

Publication number: CN215847792U
Application number: CN202122083311.7U
Authority: CN
Inventors: 束伟; 毛伟武; 魏波
Original assignee: Danyang Xuling Precision Components Co ltd
Current assignee: Danyang Xuling Precision Components Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-18
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a rotor pulley sheet convenient for positioning processing, which comprises a support frame and a rotor arranged on the support frame, wherein a rotating shaft is arranged in the rotor, a pulley sheet is arranged outside the rotating shaft, a connecting block is arranged at the outer end of the rotating shaft, a through hole is annularly arranged on the side wall of the connecting block, a positioning screw rod is correspondingly arranged on the inner side wall of the pulley sheet, penetrates out of the through hole and is locked through a nut, a positioning shaft is arranged on the outer side wall of the connecting block, a positioning hole is arranged on the pulley sheet, the positioning shaft penetrates through the positioning hole, clamping grooves are respectively arranged at two ends of the inner wall of the positioning hole, lifting assemblies are respectively arranged at two end faces of the positioning shaft, a clamping block is arranged at the outer ends of the lifting assemblies, and the clamping block is inserted in the clamping grooves. The connecting block and the pulley piece are preliminarily fixed through the cooperation of the positioning screw rod and the nut, and after the hemispherical rod is inserted into the groove, the clamping block is pushed to be inserted into the clamping groove through the lifting ball and the movable rod, so that the positioning shaft and the pulley piece are quickly positioned and installed, and the subsequent processing flow is convenient.

Description

Rotor pulley piece convenient to location processing

Technical Field

The utility model belongs to the technical field of electronic equipment, and particularly relates to a rotor pulley sheet convenient for positioning and processing.

Background

The motor rotor is also a rotating part in the motor, the motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy, and the motor rotor is divided into a motor rotor and a generator rotor.

Be provided with the generator on the car for carry out electric power electricity generation to the battery on the vehicle, the pulley piece on the internal rotor of generator is connected with automobile engine drive mechanism through driving belt to the completion is to the charging of battery, and the weak point of existence has: the existing installation and processing mode of the pulley sheet and the rotor only adopts a connection mode of bolts and nuts, and the installation and processing process is complicated and inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rotor pulley sheet convenient for positioning and processing so as to solve the problems that the installation and processing processes of a rotor and the pulley sheet are complicated and inconvenient in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a rotor pulley piece convenient to location processing, includes the support frame, sets up rotor on the support frame is provided with the pivot in the rotor, and the pivot outside is provided with the pulley piece, the pivot outer end is provided with the connecting block, is provided with the location axle on the connecting block lateral wall, be equipped with the locating hole on the pulley piece, the location axle runs through in the locating hole, and location hole inner wall both ends all are provided with the draw-in groove, location axle both ends face all is provided with lifting unit, and the lifting unit outer end is provided with the fixture block, and the fixture block is inserted and is established in the draw-in groove.

Preferably, a plurality of through holes are formed in the side wall of the connecting block in the circumferential direction, a plurality of positioning screws are correspondingly arranged on the inner side wall of the pulley sheet, and the positioning screws penetrate through the through holes and are locked through nuts.

The connecting block and the pulley plate are pre-fixed through the matching of the positioning screw rod and the nut.

Preferably, a protective backing ring is arranged on the side wall of the connecting block and positioned between the pulley sheets.

The friction damage between the connecting block and the pulley piece is avoided through the arrangement of the protective backing ring.

Preferably, lifting unit is including setting up the movable rod in the fixture block bottom, be equipped with the recess on the outer terminal surface of location axle, the recess interpolation is equipped with half club, half club outer end is provided with the internal thread lid, the annular is equipped with the screw thread annular on the outer terminal surface in recess place, internal thread lid spiro union is in the screw thread annular, recess inner wall both ends all are equipped with the step hole, the movable rod is inserted and is established downtheholely at the step, and the cover is equipped with reset spring on the movable rod, the movable rod bottom is provided with the lift ball, hemisphere pole spherical end and lift ball top press contact.

Through the arrangement of the half ball rod, the internal thread cover, the movable rod, the clamping block, the reset spring and the lifting ball in the lifting assembly, the clamping connection between the pulley sheet and the positioning shaft is conveniently and fixedly realized through the matching of the clamping block and the clamping groove.

Preferably, the height of the section of the fixture block is smaller than half of that of the section of the groove, and the difference between the diameter of the spherical end of the hemispherical rod and the diameter of the lifting ball is larger than the height value of the section of the fixture block, so that the fixture block can be hidden in the step hole.

Compared with the prior art, the utility model has the beneficial effects that: the connecting block and the pulley piece are preliminarily fixed through the cooperation of the positioning screw rod and the nut, and after the hemispherical rod is inserted into the groove, the clamping block is pushed to be inserted into the clamping groove through the lifting ball and the movable rod, so that the positioning shaft and the pulley piece are quickly positioned and installed, and the subsequent processing flow is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 2 is a schematic partial cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of a portion a of FIG. 2;

FIG. 4 is an enlarged view of FIG. 2 at b;

FIG. 5 is a schematic structural view of example 2 of the present invention;

fig. 6 is a schematic structural diagram of embodiment 3 of the present invention.

In the figure: 1. a support frame; 2. a rotor; 3. a rotating shaft; 4. a pulley sheet; 5. connecting blocks; 6. positioning the shaft; 7. positioning holes; 8. a card slot; 9. a clamping block; 10. perforating; 11. positioning a screw rod; 12. a nut; 13. a protective backing ring; 14. a movable rod; 15. a groove; 16. a half cue; 17. an internally threaded cap; 18. a thread ring groove; 19. a stepped bore; 20. a return spring; 21. and (5) lifting the ball.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a rotor pulley piece convenient to location processing, is in including support frame 1, setting rotor 2 on the support frame 1 is provided with pivot 3 in the

rotor

2, and 3 outsides in the pivot are provided with

pulley piece

4, 3 outer ends in pivot are provided with connecting block 5, the hoop is equipped with four perforation 10 on the 5 lateral walls of connecting block, it has four positioning screw 11 to correspond the welding on the 4 inside walls of pulley piece, and positioning screw 11 wears out perforation 10 and locks through nut 12, is convenient for fix in advance between connecting block 5 and the pulley piece 4, it has protection backing ring 13 to lie in bonding between pulley piece 4 on the 5 lateral walls of connecting block, and protection backing ring 13 is the rubber material, plays the friction protection effect to connecting block 5 and pulley piece 4 contact surface.

Be provided with location axle 6 on the 5 lateral walls of connecting block, be equipped with locating hole 7 on pulley piece 4, location axle 6 runs through in locating

hole

7, and 7 inner wall both ends of locating hole all are provided with draw-in

groove

8, 6 both ends faces of location axle all are provided with lifting unit, and the lifting unit outer end is provided with fixture block 9, and fixture block 9 inserts in draw-in groove 8, the cooperation of fixture block 9 and draw-in groove 8 makes and carries out the secondary between location axle 6 and the pulley piece 4 and fix.

Lifting unit is including the welding again or the movable rod 14 of spiro union in fixture block 9 bottom, be equipped with recess 15 on the outer terminal surface of location axle 6, it has hemisphere pole 16 to insert in the recess 15, and hemisphere pole 16 inserts the end and be the hemisphere structure, the welding of 16 outer ends of half club has internal thread lid 17, the annular is equipped with screw thread annular groove 18 on the outer terminal surface at recess 15 place, internal thread lid 17 spiro union is in screw thread annular groove 18, through the cooperation of internal thread lid 17 with screw thread annular groove 18, is convenient for install fixed half club 16 to insert half club 16 in recess 15.

The two ends of the inner wall of the groove 15 are respectively provided with a step hole 19, the movable rod 14 is inserted into the step holes 19, the movable rod 14 is sleeved with a return spring 20, the initial state of the return spring 20 is a stretching state, the two ends of the return spring 20 are respectively welded on the bottom end surface of the fixture block 9 and the step surface of the step hole 19, the return spring 20 generates spring tension to the movable rod 14 towards the direction of the groove 15, when the half-ball rod 16 moves out of the groove 15, the fixture block 9 at the upper end of the movable rod 14 is pulled by the return spring 20 to move downwards so as to separate and unlock the fixture block 9 and the fixture groove 8, the bottom end of the movable rod 14 is welded with a lifting ball 21, the lifting ball 21 is of a ball structure, the ball surface end of the half-ball rod 16 is in abutting contact with the lifting ball 21, the height of the section of the fixture block 9 is less than half of the height of the section of the groove 15, and the difference between the diameter of the ball surface of the half-ball 16 and the lifting ball 21 is greater than the height of the section of the fixture block 9, when the semi-ball rod 16 is inserted into the groove 15, the fixture block 9 is pushed into the fixture groove 8 through the lifting ball 21 and the movable rod 14, so that the pulley plate 4 and the positioning shaft 6 are quickly fixed.

Example 2

Referring to fig. 5, the lifting balls 21 at both ends may also be provided with N, S-pole magnets, and both ends of the spherical part of the half-ball rod 16 are also provided with S, N-pole magnets, so that the fixture block 9 is pushed to be inserted into the fixture groove 8 by the principle that like poles repel each other between the magnets;

example 3

Referring to fig. 6, the contact end of the lifting ball 21 and the semi-ball rod 16 can be replaced by a right-angle block with a corresponding inclined surface, and when the semi-ball rod 16 is pushed into the groove 15, the blocking block 9 can be pushed to be inserted into the blocking groove 8 for fixing.

The working principle of the embodiment is as follows: when the rotor 2 and the pulley piece 4 need to be positioned, processed and installed, an operator firstly installs and fixes the rotor 2 on the support frame 1, the pulley piece 4 is sleeved on the positioning shaft 6 through the positioning hole 7, the positioning screw rod 11 on the inner side wall of the pulley piece 4 penetrates through the through hole 10 on the connecting block 5, the extending end of the positioning screw rod 11 is locked through the nut 12, meanwhile, in the process of installing the pulley piece 4, the position of the fixture block 9 on the positioning shaft 6 is required to be ensured to be corresponding to the position of the clamping groove 8, the half ball rod 16 is inserted into the groove 15, the internal thread cover 17 is screwed in the thread ring groove 18, the half ball rod 16 pushes the lifting balls 21 at two ends of the inner wall of the groove 15, the lifting balls 21 are pushed to drive the fixture block 9 to move upwards into the clamping groove 8 through the movable rod 14, so that the rapid positioning and installation of the pulley piece 4 is completed, and the subsequent processing flow is convenient.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides a rotor pulley piece convenient to location processing, includes support frame (1), sets up rotor (2) on support frame (1) are provided with pivot (3) in rotor (2), and pivot (3) outside is provided with pulley piece (4), its characterized in that: the outer end of the rotating shaft (3) is provided with a connecting block (5), a positioning shaft (6) is arranged on the outer side wall of the connecting block (5), a positioning hole (7) is formed in the pulley sheet (4), the positioning shaft (6) penetrates through the positioning hole (7), clamping grooves (8) are formed in the two ends of the inner wall of the positioning hole (7), lifting assemblies are arranged on the two end faces of the positioning shaft (6), clamping blocks (9) are arranged at the outer ends of the lifting assemblies, and the clamping blocks (9) are inserted into the clamping grooves (8).

2. The rotor pulley segment facilitating positioning machining of claim 1, wherein: the connecting block (5) is equipped with a plurality of on the lateral wall and perforates (10) to the ring direction, it is provided with a plurality of positioning screw (11) to correspond on pulley piece (4) inside wall, and positioning screw (11) are worn out and are perforated (10) and lock through nut (12).

3. The rotor pulley segment facilitating positioning machining of claim 1, wherein: and a protective backing ring (13) is arranged between the pulley sheets (4) on the side wall of the connecting block (5).

4. The rotor pulley segment facilitating positioning machining of claim 1, wherein: the lifting assembly comprises a movable rod (14) arranged at the bottom end of a clamping block (9), a groove (15) is formed in the outer end face of the positioning shaft (6), a half ball rod (16) is inserted into the groove (15), an internal thread cover (17) is arranged at the outer end of the half ball rod (16), a thread ring groove (18) is formed in the outer end face where the groove (15) is located in an annular mode, and the internal thread cover (17) is in threaded connection with the thread ring groove (18).

5. The rotor pulley segment facilitating positioning machining according to claim 4, wherein: the novel golf club is characterized in that step holes (19) are formed in two ends of the inner wall of the groove (15), the movable rod (14) is inserted into the step holes (19), a return spring (20) is sleeved on the movable rod (14), a lifting ball (21) is arranged at the bottom end of the movable rod (14), and the spherical end of the half golf club (16) is in jacking contact with the lifting ball (21).

6. The rotor pulley segment facilitating positioning machining of claim 5, wherein: the height of the section of the fixture block (9) is smaller than half of the height of the section of the groove (15), and the difference between the diameter of the spherical end of the hemispherical rod (16) and the diameter of the lifting ball (21) is larger than the height value of the section of the fixture block (9).