CN215897533U

CN215897533U - Motor shaft sleeve dismounting device

Info

Publication number: CN215897533U
Application number: CN202121724121.2U
Authority: CN
Inventors: 徐瑶
Original assignee: Changzhou Aiwei Electronic Control Technology Co ltd
Current assignee: Changzhou Aiwei Electronic Control Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-02-22
Anticipated expiration: 2031-07-28

Abstract

The utility model relates to the technical field of motor maintenance, in particular to a motor shaft sleeve dismounting device which comprises a base, wherein a sliding groove is formed in the upper surface of the base, a fixed claw is slidably mounted in the sliding groove and used for clamping a motor, a shaft sleeve is sleeved on a motor rotating shaft, supports are arranged on two sides of the base, a mounting frame is mounted between the supports through bolts, a pneumatic cylinder is mounted in the middle of the mounting frame, the output end of the pneumatic cylinder is connected with an L-shaped connecting rod, a cylinder capable of being opened is arranged at the tail end of the connecting rod, the cylinder is located below the shaft sleeve, a spray nozzle is mounted on one side of the connecting rod and used for spraying lubricating oil, and the pneumatic cylinder drives the cylinder to eject out the shaft sleeve, so that the shaft sleeve is more conveniently pulled out, and meanwhile, the cylinder moves along a fixed track, and the deformation of a motor bearing cannot be caused.

Description

Motor shaft sleeve dismounting device

Technical Field

The utility model relates to the technical field of motor maintenance, in particular to a motor shaft sleeve dismounting device.

Background

The stator magnetic pole (main magnetic pole) of the electromagnetic dc motor is composed of an iron core and an excitation winding. The motors can be classified into series-excited dc motors, parallel-excited dc motors, separately-excited dc motors, and compound-excited dc motors according to their excitation (old standard called excitation). The law of stator pole flux (generated by energizing the field coil of the stator pole) is different due to different excitation modes. The motor shaft sleeve is a component used by the motor in cooperation with various devices, the installation is generally tight fit, and the motor shaft sleeve is very difficult to detach when needed. The existing motor shaft sleeve is generally dismantled by brute force, which is not only laborious, but also easy to cause the deformation of a motor bearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a motor shaft sleeve dismounting device.

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

the utility model provides a motor shaft sleeve demolishs device, includes the base, the spout has been seted up to the base upper surface, slidable mounting has the stationary dog in the spout, the stationary dog is used for the centre gripping motor, the axle sleeve has been cup jointed in the motor shaft, and the base both sides are provided with the support, install the mounting bracket through the bolt between the support, pneumatic cylinder is installed to mounting bracket intermediate position department, the connecting rod of L shape is connected to the output of pneumatic cylinder, the end of connecting rod is provided with the drum that can open, the drum is located the below of axle sleeve, and the shower nozzle is installed to connecting rod one side, the shower nozzle is used for spraying lubricating oil.

Furthermore, a groove is formed in the center of the base, and the bottom of the motor is located in the groove.

Further, the pneumatic cylinder drives the connecting rod to move up and down.

Further, the drum is composed of two semicircular rings in a hinge rotating mode, a fixing block is arranged at the joint of the two semicircular rings, two threaded holes are formed in the surface of the fixing block, and bolts penetrate through the threaded holes.

Further, a circle of gasket is arranged at the top end of the cylinder.

Further, the material of the gasket is rubber.

Further, spout internally mounted has the small-size motor, the small-size motor output is connected with the lead screw, the sleeve has been cup jointed on the lead screw, be connected through the dead lever between sleeve and the stationary dog, the dead lever runs through the spout, and dead lever and sleeve mutually perpendicular.

The utility model has the beneficial effects that:

(1) the pneumatic cylinder drives the cylinder to eject the shaft sleeve, so that the shaft sleeve is more convenient to extract, and meanwhile, the cylinder moves along the fixed track, and the motor bearing cannot be deformed.

(2) The stationary dog passes through small-size motor drive and removes, and the motor that can fix multiple different specifications is fixed.

Drawings

Fig. 1 is a schematic overall structure diagram of a motor shaft sleeve dismounting device according to the present invention;

fig. 2 is a schematic top view of a base of a motor shaft sleeve removing device according to the present invention;

fig. 3 is a schematic view of an internal structure of a sliding chute of a motor shaft sleeve dismounting device provided by the utility model;

fig. 4 is an enlarged structural diagram of a cylinder of a motor shaft sleeve removing device according to the present invention.

In the figure: the spray nozzle comprises a base 1, a groove 101, a sliding groove 2, a small motor 21, a screw rod 22, a sleeve 23, a fixing rod 24, a fixing claw 3, a motor 4, a shaft sleeve 41, a bracket 5, a mounting rack 6, a pneumatic cylinder 7, a connecting rod 8, a cylinder 9, a fixing block 91, a bolt 92, a washer 93 and a spray nozzle 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the embodiment, referring to fig. 1-4, a motor shaft sleeve dismounting device includes a base 1, a groove 101 is formed in the center of the base 1, the groove 101 is used for accommodating a motor 4, the bottom of the motor 4 is located in the groove 101, four sliding grooves 2 are formed in the upper surface of the base 1, the circumferences of the sliding grooves 2 are uniformly distributed on the upper surface of the base 1, a fixed claw 3 is slidably mounted in the sliding groove 2, the fixed claw 3 is used for clamping the motor 4, a shaft sleeve 41 is sleeved on a rotating shaft of the motor 4, a small motor 21 is mounted in the sliding groove 2, an output end of the small motor 21 is connected with a lead screw 22, a sleeve 23 is sleeved on the lead screw 22, the sleeve 23 is connected with the fixed claw 3 through a fixed rod 24, the fixed rod 24 penetrates through the sliding groove 2, the fixed rod 24 is perpendicular to the sleeve 23, the small motor 21 drives the lead screw 22 to rotate, the sleeve 23 is close to the motor 4 along the lead screw 22, the fixed claw 3 clamps the motor 4, motor 4 accomplishes fixedly, 1 both sides of base are provided with support 5, install mounting bracket 6 through the bolt between the support 5, pneumatic cylinder 7 is installed to 6 intermediate position departments of mounting bracket, the connecting rod 8 of L shape is connected to pneumatic cylinder 7's output, pneumatic cylinder 7 drives connecting rod 8 and moves from top to bottom, the end of connecting rod 8 is provided with the drum 9 that can open, drum 9 is located the below of axle sleeve 41, shower nozzle 10 is installed to connecting rod 8 one side, shower nozzle 10 is used for spraying lubricating oil, lubricating oil plays the lubrication action at the in-process that axle sleeve 41 extracted, make axle sleeve 41 extract the process more laborsaving.

Further, drum 9 comprises that two semicircle rings pass through hinge pivoted mode, when drum 9 passes motor shaft sleeve 41, opens it, and is located two semicircle ring junctions and is provided with fixed block 91, and two screw holes have been seted up on fixed block 91 surface, and the threaded hole runs through there is bolt 92, and drum 9 top is provided with round packing ring 93, and the material of packing ring 93 is rubber, and packing ring 93 can avoid metal drum 9 direct contact axle sleeve 41 to extrude axle sleeve 41 and make it warp.

The working principle is as follows: place motor 4 in the recess 101 of base 1, the small-size motor 21 work of spout 2 inside drives movable screw rod 22 rotatory, sleeve 23 is close to motor 4 along

lead screw

22, 3 centre gripping motors 4 of stationary dog, motor 4 accomplishes fixedly, stationary dog 3 can be used for the motor of different specifications to be fixed, open drum 9, pneumatic cylinder 7 drives connecting rod 8 and moves down, drum 9 passes axle sleeve 41, drum 9 is located axle sleeve 41 below, rotatory bolt 92 is fixed drum 9 again, shower nozzle 10 sprays lubricating oil, pneumatic cylinder 7 drives connecting rod 8 and moves up, drum 9 is ejecting with axle sleeve 41.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A motor shaft sleeve dismounting device is characterized by comprising a base (1), wherein the upper surface of the base (1) is provided with a sliding groove (2), a fixed claw (3) is arranged in the chute (2) in a sliding way, the fixed claw (3) is used for clamping the motor (4), a shaft sleeve (41) is sleeved on a rotating shaft of the motor (4), brackets (5) are arranged on two sides of the base (1), an installation frame (6) is installed between the brackets (5) through bolts, a pneumatic cylinder (7) is installed in the middle of the installation frame (6), the output end of the pneumatic cylinder (7) is connected with an L-shaped connecting rod (8), the tail end of the connecting rod (8) is provided with a cylinder (9) which can be opened, the cylinder (9) is located below the shaft sleeve (41), a spray head (10) is installed on one side of the connecting rod (8), and the spray head (10) is used for spraying lubricating oil.

2. The motor shaft sleeve dismounting device according to claim 1, wherein a groove (101) is formed in a central position of the base (1), and the bottom of the motor (4) is located in the groove (101).

3. A motor bushing removing device according to claim 1, wherein said pneumatic cylinder (7) moves the connecting rod (8) up and down.

4. The motor shaft sleeve dismounting device according to claim 1, wherein the cylinder (9) is composed of two semicircular rings in a hinge rotating mode, a fixing block (91) is arranged at the joint of the two semicircular rings, two threaded holes are formed in the surface of the fixing block (91), and bolts (92) penetrate through the threaded holes.

5. A motor sleeve removing device according to claim 1, characterized in that the top end of said cylinder (9) is provided with a ring of washers (93).

6. A motor bushing removing device according to claim 5, characterized in that the material of said washer (93) is rubber.

7. The motor shaft sleeve dismounting device according to claim 1, wherein the number of the sliding grooves (2) is four, and the sliding grooves are circumferentially and uniformly distributed on the upper surface of the base (1).

8. The motor shaft sleeve dismounting device according to claim 1, wherein a small motor (21) is installed inside the sliding chute (2), an output end of the small motor (21) is connected with a screw rod (22), a sleeve (23) is sleeved on the screw rod (22), the sleeve (23) is connected with the fixed claw (3) through a fixed rod (24), the fixed rod (24) penetrates through the sliding chute (2), and the fixed rod (24) is perpendicular to the sleeve (23).