CN204817644U - Motor core is automatic to wave towards blanking mould - Google Patents

Abstract

This application discloses an automatic swing blanking die for motor punching, which includes an upper die and a lower die. An aluminum support plate capable of swinging left and right is provided on both sides of the lower die, and a stator disc punch, The rotor disc punch and several disc punches, each disc punch is equipped with a slide plate that can be raised and lowered; the upper die is equipped with at least one scrap cutting head, several suction cups and several belts. Permanent magnets with through holes; the top of each permanent magnet is provided with a feeding steel needle connected to the machine stripping plate, the feeding steel needle can pass through the through hole of the electromagnet, and the adsorbed rotor The disc is unloaded; the outer side of the lower mold is also provided with a receiving manipulator that can extend into the mold cavity. After adopting the above structure, automatic punching can be realized, the production efficiency is high, the product quality is stable, the material utilization rate is high, manpower is saved, the cost is reduced, and the safety of personal and tooling equipment is guaranteed, thereby enhancing the competitive advantage.

Description

An automatic swinging blanking die for electric motor punching

technical field

The application relates to a motor blanking die, in particular to an automatic swing punching die for a motor.

Background technique

At present, the iron core punching of motors and generators, in the manufacturing process, conventional punching adopts the strip production process. Due to the backward technology, the traditional method of one person feeding the material on the right and the other receiving the material on the left is usually adopted, which is inefficient. The quality of the product is completely controlled by humans, such as relying on human vision to see the edges, often resulting in missing corners. In addition, due to the flow of personnel, unskilled newcomers or insufficient training, the quality situation is often extremely unstable. The stamping industry is also an industry with relatively large safety hazards, especially when two people work together, uncoordinated operations are most likely to cause accidents. In addition, it is easy to cause tooling equipment accidents such as stamping in the mold, damage to the mold, etc., coupled with the continuous increase in labor costs, leading to less and less profits for fiercely competitive companies.

In addition, according to the purchased coil material, according to the size of the processed product, the traditional craft puts a margin of 5-8mm on both sides, cuts into corresponding strips, and blanks the material. The efficiency is low. Larger leftovers, material utilization is very poor.

To sum up, in order to improve the competitive advantage in the market, change the original traditional production process, increase the utilization rate of materials by reducing the scraps of the remote pendulum machine and the feeder, and reasonably combine the processes in the same step to improve their own profit model and Industry competitiveness is becoming more and more urgent.

The automatic swing punching blanking mold of the motor sheet of the present application utilizes the cam transmission signal on the swing machine and the crankshaft of the punching machine to realize automatic punching, improve production efficiency, product quality, and material utilization rate, reduce operators, and reduce costs. The quality of the film is improved, and the safety of personal and tooling equipment is guaranteed, thereby enhancing the competitive advantage.

Utility model content

The technical problem to be solved in this application is to provide an automatic swing blanking die with a high degree of automation, manpower saving, high material utilization rate and stable quality for the above-mentioned deficiencies in the prior art.

In order to solve the problems of the technologies described above, the technical solution adopted in this application is:

An automatic swing punching and blanking die for electric motor punching sheet, including an upper die and a lower die that can cooperate with each other, an aluminum pallet that can swing left and right is arranged on both sides of the lower die, and a stator is arranged on the lower die The disc punch and the rotor disc punch set on the outer periphery of the stator disc punch are coaxially set; several disc punches are also arranged on the lower die located outside the rotor disc punch, and each disc punch The outer circumference of each is equipped with a slide plate that can be raised and lowered; the upper die is provided with at least one scrap cutting cutter head, several suction cups and several permanent magnets with through holes; The upper die directly above the sheet punch is respectively provided with a suction cup; the upper die directly above the rotor disc punch is provided with several permanent magnets along the circumference; the top of each permanent magnet is provided with a A beating steel needle connected with the stripping plate of the machine, the beating steel needle can pass through the through hole of the electromagnet, and unload the adsorbed rotor disk; the outer side of the lower mold is also provided with a A receiving manipulator that can extend into the mold cavity.

There are four wafer punches, which are two large wafer punches and two small wafer punches, wherein the two large wafer punches are symmetrically arranged on the top of the rotor wafer punch, and the two small wafer punches are symmetrically arranged on the top of the rotor wafer punch. The slice punches are arranged symmetrically on the left and right sides of the rotor disc punches.

Each of the slide plates is connected with an air cylinder, and the height of the slide plate is driven by the air cylinder.

Each of the skateboards is a double W-shaped buckle skateboard.

A plurality of pluggable guide posts are also arranged between the upper mold and the lower mold.

There are two scrap cutter heads.

After the application adopts the above-mentioned structure, it has the following beneficial effects:

1. The above-mentioned aluminum pallet can swing left and right, and can transport the entire plate forward, and also transport the waste material after blanking; the above-mentioned material receiving manipulator can transport the stator disc, rotor disc and Other wafers are picked up from the mold cavity and sent to the designated area. The degree of automation is high, the cooperation is tacit, no manual participation is required, manpower is saved, and the safety of personnel and tooling equipment is also guaranteed.

2. The arrangement of the above-mentioned multiple wafer punches can make full use of the sheet material, significantly reduce the waste material, and greatly improve the utilization rate of the material.

3. The stator disc punches, rotor disc punches and multiple disc punches set on the above lower die can complete multiple processes in one stamping, and can punch stator discs and rotors at the same time. Wafer and multiple other wafers, saving process, high efficiency, high stamping quality.

4. The arrangement of the above-mentioned suction cup and permanent magnet can make the stamped stator disc, rotor disc and multiple other discs be adsorbed to the upper mold in time, which is convenient for the fast and accurate material receiving manipulator.

Description of drawings

Fig. 1 has shown the overall structure schematic diagram of a kind of electric motor stamping automatic swing blanking mold of the present application;

Fig. 2 has shown the bottom view of the upper die in a kind of motor stamping automatic swing punching blanking die of the present application;

Fig. 3 shows a top view of the lower die in the automatic swing punching and blanking die of the motor punching sheet according to the present application.

Including:

1. Upper mold;

11. Scrap cutter head; 12. Suction cup; 13. Permanent magnet; 14. Beating steel needle;

2. Lower mold;

21. Stator disc punch; 22. Rotor disc punch;

23. Disc punch; 231. Large disc punch; 232. Small disc punch;

24. Skateboard; 25. Cylinder;

3. Guide column;

4. Aluminum pallet.

Detailed ways

The present application will be further described in detail below in conjunction with the accompanying drawings and specific preferred embodiments.

As shown in Fig. 1 , an automatic swing punching and blanking die for electric motor punching includes an upper die 1 and a lower die 2 that can cooperate with each other, and an aluminum supporting plate 4 that can swing left and right is arranged on both sides of the lower die 2 .

The aluminum pallet 4 is preferably connected with the swing machine or the feeding machine, and the cam on the crankshaft of the machine is used to transmit the signal, and the upper and lower molds are controlled to move up and down through the solenoid valve and the program on the swing machine, and the aluminum pallet 4 moves left and right according to the blanking size. Swing movement, conveying the whole sheet forward, and conveying the waste after blanking forward, after punching one stroke, the aluminum pallet 4 will transfer the feeding to the next position to be punched, without manual feeding, It is not easy to be damaged, the operation is very coordinated, the labor cost is saved, the production efficiency of the product is improved, the operation and installation are reliable, and the safe and reliable operation of the whole system is ensured.

In addition, due to the use of machine cams to transmit signals, the feeding speed is correspondingly accelerated, reaching more than 28 times per minute, and the efficiency has been effectively improved.

Further, as shown in FIG. 2 , the upper mold 1 and the lower mold 2 are preferably connected by several guide pillars 3 that can be plugged in and out. It is used when the mold is installed to ensure the accuracy of the mold installation. After the mold is installed, the guide post 3 is pulled out to avoid interference with the material receiving manipulator.

As shown in FIG. 3 , the lower die 2 is provided with a stator wafer punch 21 , a rotor wafer punch 22 and several wafer punches 23 . The number of wafer punches 23 is preferably four, which are two large wafer punches 231 and two small wafer punches 232 .

The rotor disc punch 22 is coaxially sleeved on the outer periphery of the stator disc punch 21 .

The two large wafer punches 231 are symmetrically arranged on the top of the rotor wafer punch 22 , that is, the leftover material with the largest area outside the rotor wafer punch 22 .

The two small wafer punches 232 are symmetrically arranged on the left and right sides of the rotor wafer punch 22 , that is, the leftover material with a small area outside the rotor wafer punch 22 .

The arrangement of the above-mentioned plurality of wafer punches 23 can make full use of the sheet material, significantly reduce the waste material, and greatly improve the utilization rate of the material. In addition, the above-mentioned stator wafer punch 21, rotor wafer punch 22 and multiple wafer punches 23 can complete the operation of multiple processes in one stamping, and can simultaneously punch the stator wafer and the rotor wafer. And multiple other wafers, saving process, high efficiency, high stamping quality.

The outer periphery of each of the above-mentioned wafer punches 23 is fitted with a slide plate 24 whose height can be raised and lowered. Each slide plate 24 is connected with an air cylinder 25, and the height of the slide plate 24 is driven up and down by the air cylinder 25. Two air holes are arranged on the cylinder 25, control with electromagnetic valve, and an air hole intake air, another air hole extraction.

Further, each slide 24 is preferably a double W-shaped hook slide.

Pull the above-mentioned slide plate 24, the W top on the slide plate 24 will be in W-shaped contact with the bottom of the wafer punch 23, realizing the protrusion of the wafer punch 23, thereby punching out wafers of other sizes.

As shown in FIG. 2 , the upper die 1 is provided with at least one scrap cutting cutter head 11 , several suction cups 12 and several permanent magnets 13 with through holes.

A suction cup 12 is respectively arranged on the upper die 1 directly above the stator wafer punches 21 and each wafer punch 23 . The suction cup 12 can absorb the punched stator disc and multiple other discs to the upper mold 1 in time, which is convenient for the subsequent material receiving manipulator.

On the upper die 1 directly above the rotor disc punch 22, several permanent magnets 13 are arranged along the circumference; the top of each permanent magnet 13 is provided with a beating steel needle 14 connected to the machine stripping plate , The beating steel needle 14 can pass through the through hole of the electromagnet, and the adsorbed rotor disk is discharged.

The outside of lower mold 2 is also provided with a material receiving manipulator that can stretch into the mold cavity.

Further, there are two waste cutting cutter heads 21, which are respectively installed at the positions of the two circles tangent to the waste ribs on the front side of the mould, so as to realize cutting and separation of leftovers in time.

The preferred embodiments of the present application have been described in detail above, but the present application is not limited to the specific details in the above-mentioned embodiments. Within the scope of the technical concept of the present application, various equivalent transformations can be performed on the technical solutions of the present application. These equivalent transformations All belong to the scope of protection of this application.

Claims (6)

1. a motor stamping automatic swinging rushes blanking die, comprise the upper die and lower die that can cooperatively interact, it is characterized in that: the both sides of described counterdie are provided with one block of wiggly aluminium supporting plate of energy, described counterdie is provided with the rotor disk drift that stator disk drift and coaxial package are arranged at stator disk drift periphery; Be positioned on the counterdie outside rotor disk drift and be also provided with several disk drifts, the periphery of each disk drift is all set with the slide plate that a height can be elevated; Described patrix is provided with at least one and cuts waste material cutter head, several suckers and the some blocks of permanent magnets with through hole; Be positioned on the patrix directly over stator disk drift and each disk drift and be respectively provided with a described sucker; Be positioned on the patrix directly over rotor disk drift and be circumferentially provided with some blocks of described permanent magnets; The top of every block permanent magnet is provided with a dnockout draw point be connected with board stripper, and dnockout draw point can pass from the through hole of electromagnet, and the rotor disk of absorption is carried out discharging; The outside of described counterdie is also provided with a splicing manipulator that can stretch in die cavity.

2. motor stamping automatic swinging according to claim 1 rushes blanking die, it is characterized in that: described disk drift has four, be respectively two big circular slice drifts and two sequin drifts, wherein, two big circular slice drifts are symmetricly set in the top of rotor disk drift, and two sequin drifts are symmetricly set in the left and right sides of rotor disk drift.

3. motor stamping automatic swinging according to claim 1 rushes blanking die, it is characterized in that: each described slide plate is all connected with a cylinder, by the lift in height of air cylinder driven slide plate.

4. motor stamping automatic swinging according to claim 1 rushes blanking die, it is characterized in that: each described slide plate is two W type make-up slide plate.

5. motor stamping automatic swinging according to claim 1 rushes blanking die, it is characterized in that: be also provided with the some guide pillars that can plug between described upper die and lower die.

6. motor stamping automatic swinging according to claim 1 rushes blanking die, it is characterized in that: described in cut waste material cutter head and have two.