CN207124545U - A kind of voltage plastic package motor rotor enters axle and moves back axle dual-purpose apparatus - Google Patents

Abstract

The utility model discloses a dual-purpose device for entering and withdrawing a shaft of a plastic-encapsulated motor rotor, which comprises a machine table, a tool box, an adjusting screw, a support plate, a screw A, a rotating handle, an extrusion head, a lifting platform, a lifting device, a fixing A frame and a pressure nozzle, a screw sleeve is fixedly installed at the center of the support plate, the screw sleeve is internally threaded with a screw A, the upper end of the screw A is fixed with a rotating handle, and the lower end of the screw A is fixed with an extrusion head; A lifting device is fixedly installed on the machine table, and several sets of limiting grooves are opened on both sides of the fixing frame, and limiting plates are inserted and installed in the limiting grooves. The device can carry out the work of entering and withdrawing the shaft without changing the equipment, avoiding the frequent replacement of equipment by repair personnel, and at the same time, the screw can be moved downward by rotating the handle to squeeze the shaft, which is more time-saving and labor-saving than manually withdrawing the shaft ;Setting up the lifting platform can facilitate the rework personnel to carry out the work of entering and withdrawing the shafts of different lengths.

Description

A dual-purpose device for entering and withdrawing the rotor of a plastic-encapsulated motor

technical field

The utility model relates to the field of motors, in particular to a dual-purpose device for entering a shaft and withdrawing a rotor of a plastic-sealed motor.

Background technique

When the motor rotor and the rotor shaft are assembled into the shaft, due to the interference fit between the rotor shaft and the motor rotor, a large force is required to make the motor rotor fit into the shaft. In the prior art, the motor rotor and the rotor shaft are The rotor shaft is pressed into the motor rotor by a press-fitting machine. However, due to the need to ensure the production of motors in batches, air-conditioning motor manufacturers often have no equipment to insert the shaft into the shaft during prototype production. Prototype makers often use manual shaft insertion. The efficiency is low, and it is easy to cause finger crushing, and the manual shaft insertion will easily cause the shaft head to become larger, making it difficult to install the bearing, which cannot meet the requirements of the prototype rotor production, and the current hydraulic machine cannot perform the shaft insertion and withdrawal work at the same time.

Utility model content

The purpose of this utility model is to provide a dual-purpose device for entering and withdrawing the shaft of the plastic-encapsulated motor rotor, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A dual-purpose device for entering and withdrawing the shaft of a plastic-encapsulated motor rotor, including a machine table, a tool box, an adjusting screw, a support plate, a screw A, a rotating handle, an extrusion head, a lifting platform, a lifting device, a fixing frame and a pressure nozzle, Universal wheels are fixedly installed on the lower side of the machine table, the inside of the machine table is a hollow structure, and a tool box is slidably installed inside the machine table through a chute, and an adjusting screw is fixedly installed on the upper surface of the machine table, and the adjusting screw rod is at least set Four groups, the upper and lower parts of the adjusting screw are tapped with threads, and the adjusting screw is fixedly connected with the machine table through threads. The adjusting screw is installed with a support plate, and the adjusting screw is also threaded with an adjusting nut, which are respectively located on the upper and lower sides of the support plate. , to fix the adjusting nut, the height of the support plate can be adjusted by adjusting the adjusting nut, the center of the support plate is fixedly installed with a screw sleeve, the screw sleeve passes through the support plate, the inside of the screw sleeve is threaded, and the screw sleeve The inner thread of the rod sleeve is connected with the screw A. The upper end of the screw A is fixed with a rotating handle, and the lower end of the screw A is fixed with an extrusion head. When the rotor needs to be processed into the shaft, insert the shaft into the rotor shaft hole. And select the corresponding pressure nozzle according to the size of the input shaft, then put the rotor together with the rotating shaft and the pressure nozzle on the limit plate, and select the appropriate limit slot according to the length of the shaft, and then insert the limit plate into the limit slot, Then turn the handle clockwise, the threaded fit between the screw rod A and the screw sleeve, the screw rod A moves down, drives the extrusion head to move down, and the extrusion shaft of the extrusion head moves down, when the extrusion head and the pressure When the nozzle contacts, the shaft entry is completed; when the rotor needs to be retracted, just place the rotor on the top in the opposite direction, and the rest of the steps are the same as the shaft entry. When the shaft is separated from the rotor, the shaft falls on the sponge and starts To protect the rotating shaft, avoid shaft damage caused by the bumping of the rotating shaft or the shaft head becoming larger, thereby improving the secondary utilization rate of the rotating shaft; a lifting device is fixedly installed on the machine platform, and a lifting platform is fixedly installed on the lifting device. A screw B is installed in the lifting device, and the left end of the screw B is fixed with a limit block. The left part of the screw B is threaded with a left sliding sleeve, and the right part of the screw B is threaded with a right sliding sleeve. The screw B is matched with the left sliding sleeve and the right sliding sleeve. The upper and lower sides of the left sliding sleeve are respectively hinged with the left lower link and the left upper link, and the upper and lower sides of the right sliding sleeve are respectively hinged with the right upper link and the right lower link. , the other ends of the lower left connecting rod and the lower right connecting rod are also hinged on the upper surface of the machine table, the other ends of the upper left connecting rod and the upper right connecting rod are hinged on the lower side of the lifting platform through a hinge, and the right end of the screw rod B is fixedly connected with a rocking wheel , by turning the crank wheel, the screw rod B is driven to rotate, and the screw rod B is matched with the left sliding sleeve and the right sliding sleeve. When the rocking wheel is turned clockwise, the left sliding sleeve and the right sliding sleeve move to the middle, and the height of the lifting platform rises , when the rocking wheel is turned counterclockwise, when the left sliding sleeve and the right sliding sleeve move to both sides, the height of the lifting platform will be lowered, and a fixing frame is fixedly installed on the lifting platform. A limiting plate is inserted and installed in the bit slot, and a sponge is arranged at the inner bottom of the fixing frame.

As a further solution of the utility model: at least four sets of universal wheels are provided, and a limit locking device is installed on the universal wheels.

As a further solution of the utility model: the screw rod A is kept vertical to the support plate.

As a further solution of the present invention: the left and right parts of the screw rod B are tapped with threads, the middle part is not tapped, and the threads of the left and right parts are opposite.

As a further solution of the present invention: the limiting plate is a rectangular iron block, and a circular through hole is opened in the center of the limiting plate, and the outer diameter of the through hole is smaller than the outer diameter of the rotor.

Compared with the prior art, the utility model has the beneficial effects that: the device can carry out the work of entering and withdrawing the shaft without changing the equipment, avoiding the frequent replacement of equipment by repair personnel, improving production efficiency, and at the same time, the screw rod can be rotated by rotating the handle. The downward movement realizes the extrusion of the rotating shaft, which is more time-saving and labor-saving than manually withdrawing the shaft, and at the same time avoids finger crushing caused by manual disassembly; the setting of the lifting table can facilitate the rework personnel to carry out the work of entering and withdrawing the shafts of different lengths ;Through the cooperation between the screw rod and the sliding sleeve, the stable lifting of the lifting table can be realized, and at the same time, it can be stopped immediately; Collisions cause shaft damage or shaft head enlargement.

Description of drawings

Fig. 1 is a structural schematic diagram of a dual-purpose device for entering and withdrawing a rotor of a plastic-encapsulated motor.

Fig. 2 is a schematic diagram of the structure of a plastic-encapsulated motor rotor dual-purpose device for entering and withdrawing the shaft after the shaft is inserted.

Fig. 3 is a structural schematic diagram of a lifting device in a dual-purpose device for entering and withdrawing a rotor of a plastic-encapsulated motor.

Fig. 4 is a structural schematic diagram of a limiting plate in a shaft-in and shaft-out dual-purpose device for a rotor of a plastic-encapsulated motor.

In the figure: 1-machine, 2-universal wheel, 3-tool box, 4-adjusting screw, 5-support plate, 6-adjusting nut, 7-screw cover, 8-screw A, 9-rotating handle , 10-extrusion head, 11-lifting table, 12-lifting device, 13-screw rod B, 14-limiting block, 15-left sliding sleeve, 16-right sliding sleeve, 17-left upper connecting rod, 18-left lower Connecting rod, 19-right lower connecting rod, 20-right upper connecting rod, 21-rocking wheel, 22-fixed frame, 23-limiting groove, 24-limiting plate, 25-sponge, 26-pressure nozzle.

Detailed ways

The technical scheme of this patent is described in further detail below in conjunction with specific embodiments

Please refer to Figure 1-4, a dual-purpose device for entering and withdrawing the rotor of a plastic-encapsulated motor, including a machine table 1, a tool box 3, an adjusting screw 4, a support plate 5, a screw A8, a rotating handle 9, and an extrusion head 10 , lifting table 11, lifting device 12, fixed frame 22 and pressure nozzle 26, said machine table 1 lower side is fixedly installed with universal wheel 2, and universal wheel 2 is provided with at least four groups, and limit position is installed on universal wheel 2 The locking device prevents the device from moving during work; the inside of the machine table 1 is a hollow structure, and the inside of the machine table 1 is slidably installed with a tool box 3 through a chute. The upper surface of the machine 1 is fixed with an adjusting screw 4, and at least four sets of the adjusting screw 4 are provided. A supporting plate 5 is installed, and an adjusting nut 6 is also threadedly connected to the adjusting screw rod 4, which are respectively located on the upper and lower sides of the supporting plate 5, and play a role in fixing the adjusting nut 6. By adjusting the adjusting nut 6, the height of the supporting plate 5 can be adjusted. The central position of the support plate 5 is fixed with a screw sleeve 7, the screw sleeve 7 passes through the support plate 5, the inside of the screw sleeve 7 is threaded, the screw sleeve 7 is internally threaded with a screw A8, and the screw A8 is connected to the support The plate 5 is kept vertical, the upper end of the screw rod A8 is fixedly equipped with a rotating handle 9, and the lower end of the screw rod A8 is fixedly installed with an extrusion head 10. The surface of the extrusion head 10 is smooth and free of burrs. The threaded cooperation between A8 and the screw mandrel sleeve 7 realizes the up and down movement of the extrusion head 10 .

The lifting device 12 is fixedly installed on the machine table 1, and the lifting platform 11 is fixedly installed on the lifting device 12. The screw mandrel B13 is installed in the described lifting device 12, and the left and right parts of the screw mandrel B13 are tapped with threads, and the middle part is not Tapping thread, and the left and right parts of the threads are opposite, the left end of the screw rod B13 is fixedly installed with a limit block 14, the left part of the screw rod B13 is threaded with a left sliding sleeve 15, and the screw rod B13 is threaded on the right part. The right sliding sleeve 16 is connected, and the screw rod B13 cooperates with the left sliding sleeve 15 and the right sliding sleeve 16. The left lower connecting rod 18 and the left upper connecting rod 17 are respectively hinged on the upper and lower sides of the left sliding sleeve 15, and the upper and lower sides of the right sliding sleeve 16 The upper right connecting rod 20 and the lower right connecting rod 19 are respectively hinged, the other ends of the lower left connecting rod 18 and the lower right connecting rod 19 are also hinged on the upper surface of the machine table 1 by a hinge, and the other ends of the upper left connecting rod 17 and the upper right connecting rod 20 are connected by a hinge Hinged on the lower side of the lifting platform 11, the right end of the screw mandrel B13 is fixedly connected with a rocking wheel 21. By rotating the rocking wheel 21, the screw mandrel B13 is driven to rotate, and the screw mandrel B13 is matched with the left sliding sleeve 15 and the right sliding sleeve 16. When the rocking wheel 21 is turned clockwise, the left sliding sleeve 15 and the right sliding sleeve 16 move to the middle, and the height of the lift table 11 rises; when the rocking wheel 21 is turned counterclockwise, the left sliding sleeve 15 and the right sliding sleeve 16 move to both sides , the height of the lifting platform 11 is reduced.

On the lifting table 11, a fixed frame 22 is fixedly installed, and the inside of the fixed frame 22 is a hollow structure. There are several sets of limit grooves 23 on both sides of the fixed frame 22, and a limit plate 24 is inserted into the limit groove 23, and the limit plate 24 is a rectangular iron block. A circular through hole is opened in the center of the limiting plate 24 . The outer diameter of the through hole is smaller than the outer diameter of the rotor. A sponge 25 is provided at the inner bottom of the fixing frame 22 .

The working principle of the utility model is: when the rotor needs to be processed into the shaft, the rotating shaft is inserted into the rotor shaft hole, and the corresponding pressure nozzle 26 is selected according to the size of the shaft, and then the rotor together with the rotating shaft and the pressure nozzle are placed together. On the limit plate 24, and select the appropriate limit groove 23 according to the length of the shaft, then insert the limit plate 24 into the limit groove 23, and then rotate the handle 9 clockwise, the thread between the screw A8 and the screw sleeve 7 Cooperate, the screw rod A8 moves downward, drives the extrusion head 10 to move downward, and the extrusion head 10 extrudes the rotating shaft to move downward. When the extrusion head 10 is in contact with the press nozzle 26, the shaft entry is completed; When performing shaft withdrawal, you only need to place the rotor on 24 in the opposite direction, and the rest of the steps are the same as entering the shaft. When the shaft is separated from the rotor, the shaft will fall on the sponge 25 to protect the shaft and avoid shaft damage caused by bumping the shaft. Or the situation that the shaft head becomes larger, thereby improving the secondary utilization rate of the rotating shaft; , so as to drive the screw rod B13 to rotate, the screw rod B13 cooperates with the left sliding sleeve 15 and the right sliding sleeve 16, when the rocking wheel 21 is turned clockwise, the left sliding sleeve 15 and the right sliding sleeve 16 move to the middle, and the height of the lifting platform 11 rises High, when the rocking wheel 21 is rotated counterclockwise, the left sliding sleeve 15 and the right sliding sleeve 16 move to both sides, and the height of the lifting table 11 is reduced, and the stable lifting is realized by the cooperation between the screw mandrel and the sliding sleeve, that is, stop and stop.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation, and within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of this patent. Variations.

Claims (5)

1. a kind of voltage plastic package motor rotor enters axle and moves back axle dual-purpose apparatus, including board (1), tool box (3), adjusting screw rod (4), branch Fagging (5), screw mandrel A (8), rotating handles (9), extrusion head (10), lifting platform (11), lowering or hoisting gear (12), fixed mount (22) and Pressure mouth (26), it is characterised in that：Universal wheel (2) is installed with the downside of the board (1), is hollow inside the board (1) Structure, board (1) is internal to be provided with tool box (3) by slide, and board (1) upper surface is installed with regulation spiral shell Bar (4), adjusting screw rod (4) are provided with supporting plate (5) at least provided with four groups on the adjusting screw rod (4), on adjusting screw rod (4) Adjusting nut (6) is also threaded with, peace is fixed in both sides, supporting plate (5) center up and down positioned at supporting plate (5) respectively Equipped with screw rod bushing (7), screw rod bushing (7) passes through supporting plate (5), and screw rod bushing (7) internal thread is connected with screw mandrel A (8), on screw mandrel A (8) End is installed with rotating handles (9), and screw mandrel A (8) lower end is installed with extrusion head (10)；Fixed peace on the board (1) Equipped with lowering or hoisting gear (12), lifting platform (11) is installed with lowering or hoisting gear (12), is provided with the lowering or hoisting gear (12) Screw mandrel B (13), screw mandrel B (13) left end are installed with limited block (14), screw thread on screw mandrel B (13) the left half screw thread Left sliding sleeve (15) is connected with, is threaded with right sliding sleeve (16) on screw mandrel B (13) right half screw thread, left sliding sleeve (15) both sides up and down Upper left connecting rod (17) and left lower link (18) are respectively articulated with, both sides have been respectively articulated with upper right connecting rod (20) to right sliding sleeve (16) up and down With bottom right connecting rod (19), left lower link (18) and bottom right connecting rod (19) other end are also hinged on board (1) upper surface by hinge, Upper left connecting rod (17) and upper right connecting rod (20) other end are hinged on the downside of lifting platform (11) by hinge, and the screw mandrel B (13) is right End is fixedly connected with rolled round (21), fixed mount (22) is installed with the lifting platform (11), fixed mount (22) both sides are provided with Some groups of stopper slots (23), on stopper slot (23) insertion limiting plate (24) is installed, fixed mount (22) inner bottom part is provided with sea Continuous (25).

2. a kind of voltage plastic package motor rotor according to claim 1 enters axle and moves back axle dual-purpose apparatus, it is characterised in that：Described ten thousand To wheel (2) at least provided with four groups, universal wheel is provided with spacing locking device on (2).

3. a kind of voltage plastic package motor rotor according to claim 1 enters axle and moves back axle dual-purpose apparatus, it is characterised in that：The silk Bar A (8) is vertical with supporting plate (5) holding.

4. a kind of voltage plastic package motor rotor according to claim 1 enters axle and moves back axle dual-purpose apparatus, it is characterised in that：The silk Left and right two parts are tapped on bar B (13), center section not tapping, and left and right two parts screw thread is opposite.

5. a kind of voltage plastic package motor rotor according to claim 1 enters axle and moves back axle dual-purpose apparatus, it is characterised in that：The limit Position plate (24) is rectangle iron block, and limiting plate (24) inner hub location is provided with manhole, and through hole external diameter is less than rotor diameter.