CN213350506U

CN213350506U - Commutator rotor machining die

Info

Publication number: CN213350506U
Application number: CN202022275511.8U
Authority: CN
Inventors: 鲍金虎
Original assignee: Wenzhou Yinhu Hardware Stamping Co ltd
Current assignee: Wenzhou Yinhu Hardware Stamping Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-06-04
Anticipated expiration: 2030-10-14

Abstract

A commutator rotor processing die comprises a base, a lower die base, a support frame, an upper die base and a cooling pipe; a power connecting assembly is arranged inside the base; the lower end of the base is provided with a motor, the first gear is provided with a bearing, the bearing is connected with the motor, and the lower end of the supporting plate is provided with four screw rods; the fan is arranged on the base, and a cold air pipe is arranged on the fan; the lower die base is arranged on the base, the ventilation cavity is arranged inside the lower die base, the ventilation cavity is internally provided with a die cavity, and the ventilation cavity is internally provided with a cooling pipe; the water tank is arranged on the side surface of the base, and the water suction pump is arranged above the water tank; the supporting frame is arranged on the base, and the air cylinder is arranged on the supporting frame; the bottom of upper die base is equipped with the punching press head, and the bottom of upper die base is equipped with spacing post, still is equipped with pressure sensor between spacing post and the upper die base. The utility model discloses can pinpoint the position of aluminium ring riveting, and the cooling tube and the fan cooperation that set up in the mould, can be quick dispel the heat to the mould chamber, prolong the life of mould.

Description

Commutator rotor machining die

Technical Field

The utility model relates to a rotor processing technology field especially relates to a commutator rotor mold processing.

Background

The motor is used as an indispensable important basic device in industry, traffic, national defense and daily life, and the downstream industries of the motor comprise almost all national economy basic industries. The commutator is one of the core devices of the motor, and is accompanied with the increasing development of the motor industry.

A commutator is an important component of dc motor and ac commutator motor armatures. The commutator plays a role in reversing when the motor rotates. The commutator is a component which is used for current commutation on a direct current motor and an alternating current series motor and is used for enabling the motor to continuously rotate downwards, and is commonly called as a commutator.

The working principle of the DC motor is that after the coil passes through the current, the coil can rotate under the action of the permanent magnet through the attraction and repulsion forces, when the coil rotates to be balanced with the magnet, the original electrified wire is separated from the electric brush compared with the contact sheet on the corresponding commutator, the electric brush is connected to the contact sheet corresponding to the group of coils generating the pushing force, and the DC motor rotates continuously and repeatedly. If the action of the commutator is not available, the motor can only be locked after half a turn.

The rotor is an important part in the commutator and consists of a rotor shaft and an aluminum ring, and the processing process of the rotor is as follows: riveting an aluminum ring shaft, cutting a rotor, oiling the rotor and straightening the rotor. In modern production, the income axle riveting process of rotor aluminium ring is mostly manual control stamping device and impresses certain position with the aluminium ring, and the unable accurate position of impressing the aluminium ring brings inconvenience for the regulation in later stage, and the rotor makes fashioned rotor take place to warp easily because stamping process produces a large amount of heats simultaneously at the in-process of processing.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a commutator rotor mold processing, the utility model discloses utilize machine intelligent control rotor aluminum ring riveting to go into the height of rotor shaft, can carry out the thermal treatment to the mould chamber simultaneously, prolong the life of mould.

(II) technical scheme

The utility model provides a commutator rotor processing die, which comprises a base, a lower die holder, a fan, a support frame, a cylinder, an upper die holder, a support plate, a ventilation cavity, a cooling pipe, a water pump and a water tank;

a power connecting assembly is arranged in the base and comprises a first gear and a second gear; the first gear and the second gear are meshed with each other and are rotationally connected with the base; the lower end of the base is provided with a motor, the first gear is provided with a bearing, and the bearing downwards penetrates through the base and is connected with the output end of the motor; the supporting plate is arranged above the base, four screw rods are arranged at the lower end of the supporting plate and are rotatably connected with the base, the lower ends of the screw rods penetrate through the base and are inserted into the second gear, threads are arranged on the inner ring of the second gear, and the screw rods are in threaded connection with the second gear;

the fan is arranged on the base, and a cold air pipe is arranged on the fan; the lower die base is arranged on the base, the ventilation cavity is arranged inside the lower die base, the inside of the ventilation cavity is also provided with a die cavity, the cold air pipe penetrates through the lower die base and extends into the ventilation cavity, the inside of the ventilation cavity is also provided with a cooling pipe, and the cooling pipe is spirally wound on the outer surface of the die cavity; the water tank is arranged on the side surface of the base, and one end of the cooling pipe is inserted into the water tank; the water suction pump is arranged above the water tank, a water outlet pipe is arranged at the water outlet of the water suction pump, the water outlet pipe is connected with the other end of the cooling pipe, a water inlet pipe is arranged at the water inlet of the water suction pump, and the lower end of the water inlet pipe is inserted into the water tank;

the support frame is arranged on the base, the air cylinder is arranged on the support frame, the lower end of the air cylinder is provided with a driving shaft, and the lower end of the driving shaft penetrates through the support frame; the upper die base is arranged above the lower die base and is connected with the lower end of the driving shaft; the bottom of the upper die base is provided with a stamping head which is mutually embedded with the die cavity; the bottom of upper die base is equipped with spacing post, still is equipped with pressure sensor between spacing post and the upper die base, and pressure sensor is located the upper die base inside and is connected with spacing post.

Preferably, the lower die base is further provided with a through hole, and the through hole is communicated with the inside of the ventilation cavity.

Preferably, the lower end of the base is also provided with four supporting legs.

Preferably, the utility model discloses still include the controller, pressure sensor is connected with the controller communication, controller control connection cylinder.

Preferably, a dust cover is arranged on the periphery of the motor.

Preferably, the support plate is provided with a hole through which the punching head can pass.

The above technical scheme of the utility model has following profitable technological effect:

the motor controls the height of the supporting plate, and the depth of riveting the rotor aluminum ring is controlled by using mechanical control, so that the precision of riveting the aluminum ring is improved; the cooling pipe and the cold air blown into the ventilation cavity by the fan are matched with each other, so that the temperature of the mold cavity is rapidly reduced in the long-time working process of the mold, and the service life of the mold is prolonged; and the utility model discloses simple structure and firm, the stamping process is efficient, is fit for using widely.

Drawings

Fig. 1 is the utility model provides a commutator rotor mold processing's schematic structure view.

Fig. 2 is the utility model provides a structural schematic diagram of cooling tube in commutator rotor mold processing.

Fig. 3 is a schematic connection diagram (overlook) of a power link assembly in a commutator rotor processing mold according to the present invention.

Reference numerals: 1. a base; 2. a lower die holder; 3. a mold cavity; 4. a cold air pipe; 5. a fan; 6. a support frame; 7. a cylinder; 8. a drive shaft; 9. an upper die holder; 10. a pressure sensor; 11. a limiting column; 12. a screw rod; 13. a support plate; 14. punching a head; 15. a ventilation cavity; 16. a cooling pipe; 17. a water outlet pipe; 18. a water pump; 19. a water inlet pipe; 20. supporting legs; 21. a water tank; 22. a motor; 23. a power connection assembly; 2301. a first gear; 2302. a second gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides a commutator rotor processing mold, which comprises a base 1, a lower die holder 2, a fan 5, a support frame 6, a cylinder 7, an upper die holder 9, a support plate 13, a ventilation cavity 15, a cooling pipe 16, a water pump 18 and a water tank 21;

a power connecting assembly 23 is arranged inside the base 1 and comprises a first gear 2301 and a second gear 2302; the first gear 2301 and the second gear 2302 are meshed with each other, and the first gear 2301 and the second gear 2302 are both rotationally connected with the base 1; the lower end of the base 1 is provided with a motor 22, the first gear 2301 is provided with a bearing 24, and the bearing 24 downwards penetrates through the base 1 and is connected with the output end of the motor 22; the supporting plate 13 is arranged above the base 1, four screw rods 12 are arranged at the lower end of the supporting plate 13, the screw rods 12 are rotatably connected with the base 1, the lower ends of the screw rods 12 penetrate through the base 1 and are inserted into the second gear 2302, threads are arranged on the inner ring of the second gear 2302, and the screw rods 12 are in threaded connection with the second gear 2302;

the fan 5 is arranged on the base 1, and the fan 5 is provided with a cold air pipe 4; the lower die holder 2 is arranged on the base 1, the ventilation cavity 15 is arranged inside the lower die holder 2, the die cavity 3 is also arranged inside the ventilation cavity 15, the cold air pipe 4 penetrates through the lower die holder 2 and extends into the ventilation cavity 15, the cooling pipe 16 is also arranged inside the ventilation cavity 15, and the cooling pipe 16 spirally surrounds the outer surface of the die cavity 3; the water tank 21 is arranged on the side surface of the base 1, and one end of the cooling pipe 16 is inserted into the water tank 21; the water suction pump 18 is arranged above the water tank 21, a water outlet pipe 17 is arranged at a water outlet of the water suction pump 18, the water outlet pipe 17 is connected with the other end of the cooling pipe 16, a water inlet pipe 19 is arranged at a water inlet of the water suction pump 18, and the lower end of the water inlet pipe 19 is inserted into the water tank 21;

the supporting frame 6 is arranged on the base 1, the air cylinder 7 is arranged on the supporting frame 6, the lower end of the air cylinder 7 is provided with a driving shaft 8, and the lower end of the driving shaft 8 penetrates through the supporting frame 6; the upper die holder 9 is arranged above the lower die holder 2, and the upper die holder 9 is connected with the lower end of the driving shaft 8; the bottom of the upper die holder 9 is provided with a stamping head 14, and the stamping head 14 is embedded with the die cavity 3; the bottom of upper die base 9 is equipped with spacing post 11, still is equipped with pressure sensor 10 between spacing post 11 and the upper die base 9, and pressure sensor 10 is located inside the upper die base 9 and is connected with spacing post 11.

In an optional embodiment, the lower die holder 2 is further provided with a through hole, the through hole is communicated with the inside of the ventilation cavity 15, and the through hole is used as an air outlet and ventilation channel of the ventilation cavity 15 to discharge high-temperature air.

In an alternative embodiment, the lower end of the base 1 is further provided with four supporting legs 20, and the utility model discloses a four supporting legs 20 are fixed on the installation table surface.

In an optional embodiment, the utility model discloses still include the controller, pressure sensor 10 is connected with the controller communication, and controller control connection cylinder 7, when pressure sensor received the signal, cylinder 7 stop work, the position of impressing of aluminium ring in the accurate location rotor stamping process.

In an alternative embodiment, the periphery of the motor 22 is provided with a shield to prevent the entrapment of debris or to block dust from entering the mold interior.

In an alternative embodiment, the support plate 13 is provided with holes through which the punch heads 14 can pass.

In the utility model, an operator puts the rotor rotating shaft into the lower die holder 2, and simultaneously aligns the central position of the rotor aluminum ring with the rotor shaft, and by setting the height of the supporting plate 13, the motor 22 is started, and the motor 22 rotates to drive the first gear 2301 and the second gear 2302 to rotate, so that the lead screw 12 moves upwards or downwards, and the motor 22 stops rotating when the height of the supporting plate 13 reaches the position of a set value; the controller controls the cylinder 7 to work, the cylinder 7 pushes the driving shaft 8 to move downwards, the punching head 14 moves downwards simultaneously to rivet and press the aluminum ring into the rotor shaft, when the punching head 14 descends to a certain height, the limiting column 11 is in contact with the supporting plate 13, the pressure sensor 10 receives a pressure signal and feeds the pressure signal back to the controller, the controller controls the cylinder 7 to stop descending and ascend to an initial position, and punching is completed.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A commutator rotor processing die is characterized by comprising a base (1), a lower die holder (2), a fan (5), a support frame (6), a cylinder (7), an upper die holder (9), a support plate (13), a ventilation cavity (15), a cooling pipe (16), a water suction pump (18) and a water tank (21);

a power connecting assembly (23) is arranged inside the base (1) and comprises a first gear (2301) and a second gear (2302); the first gear (2301) and the second gear (2302) are meshed with each other, and the first gear (2301) and the second gear (2302) are both in rotating connection with the base (1); a motor (22) is arranged at the lower end of the base (1), a bearing (24) is arranged on the first gear (2301), and the bearing (24) downwards penetrates through the base (1) and is connected with the output end of the motor (22); the support plate (13) is arranged above the base (1), four screw rods (12) are arranged at the lower end of the support plate (13), the screw rods (12) are rotatably connected with the base (1), the lower ends of the screw rods (12) penetrate through the base (1) and are inserted into the second gear (2302), threads are arranged on the inner ring of the second gear (2302), and the screw rods (12) are in threaded connection with the second gear (2302);

the fan (5) is arranged on the base (1), and the fan (5) is provided with a cold air pipe (4); the lower die holder (2) is arranged on the base (1), the ventilation cavity (15) is arranged inside the lower die holder (2), the die cavity (3) is further arranged inside the ventilation cavity (15), the cold air pipe (4) penetrates through the lower die holder (2) and extends into the ventilation cavity (15), the cooling pipe (16) is further arranged inside the ventilation cavity (15), and the cooling pipe (16) is spirally wound on the outer surface of the die cavity (3); the water tank (21) is arranged on the side surface of the base (1), and one end of the cooling pipe (16) is inserted into the water tank (21); the water suction pump (18) is arranged above the water tank (21), a water outlet pipe (17) is arranged at a water outlet of the water suction pump (18), the water outlet pipe (17) is connected with the other end of the cooling pipe (16), a water inlet pipe (19) is arranged at a water inlet of the water suction pump (18), and the lower end of the water inlet pipe (19) is inserted into the water tank (21);

the support frame (6) is arranged on the base (1), the air cylinder (7) is arranged on the support frame (6), the lower end of the air cylinder (7) is provided with a driving shaft (8), and the lower end of the driving shaft (8) penetrates through the support frame (6); the upper die holder (9) is arranged above the lower die holder (2), and the upper die holder (9) is connected with the lower end of the driving shaft (8); the bottom of the upper die holder (9) is provided with a stamping head (14), and the stamping head (14) is embedded with the die cavity (3); the bottom of upper die base (9) is equipped with spacing post (11), still is equipped with pressure sensor (10) between spacing post (11) and upper die base (9), and pressure sensor (10) are located upper die base (9) inside and are connected with spacing post (11).

2. The commutator rotor machining die of claim 1, wherein the lower die holder (2) is further provided with a through hole, and the through hole is communicated with the inside of the ventilation cavity (15).

3. A commutator rotor machining die as claimed in claim 1, characterized in that the lower end of the base (1) is further provided with four support legs (20).

4. The mold for machining a commutator rotor as claimed in claim 1, further comprising a controller, wherein the pressure sensor (10) is in communication connection with the controller, and the controller controls the connection cylinder (7).

5. The commutator rotor machining die of claim 1, wherein the periphery of the motor (22) is provided with a dust cover.

6. A commutator rotor machining die as claimed in claim 1, wherein the support plate (13) is provided with holes through which the punching heads (14) can pass.