CN210188099U

CN210188099U - Rolling and flattening device for stator silicon steel plate

Info

Publication number: CN210188099U
Application number: CN201920878056.5U
Authority: CN
Inventors: Jinchun Zheng; 郑进春
Original assignee: Henan Xinrui Power Science & Technology Co Ltd
Current assignee: Henan Xinrui Power Science & Technology Co Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-03-27
Anticipated expiration: 2029-06-12

Abstract

The utility model discloses a rolling flattening device for stator silicon steel plates, which comprises a power device, a rolling flattening device and an anti-deviation device, wherein the rolling flattening device comprises a frame, the frame comprises two side plates, the side plates are rotatably connected with a lower roller, the upper ends of the side plates are provided with openings, movable blocks are arranged in the openings, the lower ends of the movable blocks are rotatably connected with an upper roller, the top ends of the movable blocks are fixedly connected with a pressing plate, and the top ends of the side plates are provided with lead screws; the deviation preventing device comprises a support, a cross beam is fixedly connected to the support, two sliding seats are sleeved on the cross beam, and the top ends of the two sliding seats are respectively and rotatably connected with idler wheels. The stator silicon steel plate is rolled and rolled by the improvement, so that the surface of the stator silicon steel plate is smooth and flat; and the stator silicon steel plate is prevented from moving and deviating in the rolling and flattening process, the labor intensity of workers is reduced, the production efficiency is improved, and the attractiveness and the quality of products are improved.

Description

Rolling and flattening device for stator silicon steel plate

Technical Field

The utility model relates to a preparation equipment technical field of stator core especially relates to a roll extrusion flattening device of stator silicon steel sheet.

Background

The silicon steel plate is a ferrosilicon soft magnetic alloy with extremely low carbon content, and after silicon is added, the resistivity and the maximum magnetic conductivity of iron can be improved, and the coercive force, the iron core loss and the magnet effect can be reduced, so that the silicon steel plate is a magnetic substance with very strong magnetic conductivity and is widely used for iron core materials of transformers and motors and the like. The stator of the motor is the stationary part of the motor, the main function of the stator is to generate a rotating magnetic field, and the silicon steel plate is used as a stator core, so that the larger magnetic induction intensity can be generated.

At present, long silicon steel plates are mostly cut into 2-meter sections in manufacturing of small and medium-sized motor cores, the silicon steel plates with the lengths of 2 meters are manually used for blanking on a punch press and then punching grooves, the blanking is manually pushed and shifted, the scrap lapping edges are large and small sometimes, the arrangement is irregular, material waste or the motor cores are prone to corner defect, meanwhile, the labor intensity of workers is high, and the working efficiency is low. Because stator silicon steel plate exists the condition such as curl, inequality before the punching press, can influence the effect of punching press during direct punching press, make the punching press piece the fold appear, and then influence stator core's pleasing to the eye and quality. The operation of flattening the stator silicon steel plate does not exist in the production process of the conventional stator core, and the quality of the stator core is influenced.

Disclosure of Invention

The utility model discloses the purpose is for the condition such as curl, unevenness that exists before solving stator silicon steel plate punching press, in order to solve this technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a roll extrusion flattening device of stator silicon steel sheet, includes motor and speed reducer, and the power output shaft of motor passes through the shaft coupling with the input of speed reducer and links to each other its characterized in that: still include the roll extrusion device of flattening out, the roll extrusion device includes the frame, the frame includes the curb plate that two symmetries set up, it is connected with the lower roll to rotate on the curb plate, all be equipped with the opening on two curb plates, be equipped with the movable block in the opening, the lower extreme of movable block rotates and is connected with roller, the lower roll is connected with the power take off axle of speed reducer through universal articulated shaft respectively, the top fixedly connected with of movable block and last roller axis parallel arrangement's clamp plate, the bottom fixedly connected with pinch roller of clamp plate, the top of movable block is equipped with the height adjusting mechanism who is used for.

Preferably, the device still includes prevents the off tracking device, prevent the off tracking device be located the defeated material end of roll extrusion flattening device, prevent the off tracking device and include the support that bilateral symmetry set up, fixedly connected with has the crossbeam that the level set up on the support, the cover is equipped with two slides on the crossbeam, the top of two slides rotates respectively to be connected with the gyro wheel, is equipped with adjusting bolt between one of them slide and the crossbeam.

Preferably, the height adjusting mechanism comprises a bearing seat and a lead screw, the bearing seat is fixedly connected to the top end of the movable block, and the bottom end of the lead screw is in threaded connection with the bearing seat.

Preferably, the top end of the screw rod is connected with a power device for driving the screw rod to rotate positively and negatively.

Preferably, the power device is a servo motor, and the servo motor is connected with the screw rod through a coupler.

Preferably, the roller is provided with a clamping groove along the circumferential direction.

Preferably, the number of rollers provided on each carriage is two.

The utility model discloses the beneficial effect who has does:

before carrying out the punching press operation to stator silicon steel plate, at first carry out the roll extrusion flattening operation to stator silicon steel plate through the equipment of this application for stator silicon steel plate surfacing is smooth, and then has improved the effect of follow-up punching press, makes the stator core of preparation more pleasing to the eye, has improved stator core's quality. Because the upper roller position can be moved, the rolling flattening of the stator silicon steel plates with different thicknesses can be realized. In addition, the movable block can not move downwards any more when moving downwards to the bottom end of the opening, so that the limitation on the downward movement distance of the upper roller is realized, and the upper roller is prevented from moving downwards without limitation to cause damage to the lower roller. Meanwhile, the screw rod is adjusted by the arranged servo motor in an electric mode, so that the labor intensity of workers is reduced.

This application has set up the gyro wheel that prevents the off tracking, through the gyro wheel with stator silicon steel sheet chucking, restricts the position of stator silicon steel sheet, prevents that it from having the removal off tracking of horizontal direction to because the slide can remove at the horizontal direction, consequently the device is applicable to the stator silicon steel sheet of multiple width. After the rolling operation, the stator silicon steel plate directly enters a punching machine to perform notching operation, and the sliding seat is adjusted to realize the adjustment of the horizontal position of the stator silicon steel plate according to the difference of notching positions, so that the offset position of the stator silicon steel plate entering the punching machine is adjusted, the material is fully utilized to the maximum extent, and the waste of the stator silicon steel plate or the phenomenon of corner missing of an electronic iron core is reduced. Meanwhile, manual blanking in the traditional production mode is avoided, the labor intensity of workers is reduced, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic view of a connection structure of a frame and a power device;

FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic view of a connection structure of the carriage and the bracket;

fig. 4 is a top view of fig. 3.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 and 2, the rolling flattening device for stator silicon steel plates comprises a power device and a base 1, the power device comprises a motor 3 and a speed reducer 4, the motor 3 and the speed reducer 4 are fixedly installed on the base 1, a power output shaft of the motor 3 is connected with an input end of the speed reducer 4 through a coupler, the device further comprises a rolling flattening device and an anti-deviation device, the rolling flattening device comprises a frame 2, the frame 2 comprises two side plates 7 which are symmetrically arranged and have the same structure, a lower roller 9 is rotatably connected to the side plates 7, an opening 5 is arranged at the upper end of each side plate, a movable block 14 is arranged in the opening 5, the lower end of the movable block 14 is rotatably connected with an upper roller 8, the upper roller 8 is positioned above the lower roller 9, the upper roller 8 and the lower roller 9 are respectively connected with the power output shaft of the speed reducer through a universal hinge shaft 6, the both ends difference fixed connection of clamp plate 10 is on two movable blocks 14, the bottom fixedly connected with pinch roller 13 of clamp plate 10, the top fixedly connected with bearing frame 15 of movable block, the both sides of bearing frame 15 are equipped with clamp plate 10, clamp plate 10 is on a parallel with the axis setting of last roller and both ends difference fixed connection are on two movable blocks 14, the top of bearing frame 15 is equipped with lead screw 11, lead screw 11's bottom passes through threaded connection with bearing frame 15, lead screw 11 pass the top of curb plate 7 and with 7 threaded connection of curb plate, there is servo motor 12 on lead screw 11's top through the coupling joint. By starting the servo motor 12, the lead screw 11 can rotate around the forward direction or the reverse direction, so that the position of the bearing seat 15 moves upwards or downwards, and the position of the movable block 14, namely the position of the upper roller 8, is adjusted. When the movable block 14 is tightly attached to the bottom of the opening 5, the upper roller 8 and the lower roller 9 can be in rolling contact, so that the limiting effect on the position of the upper roller 8 is achieved, and the damage to the upper roller 8 and the lower roller 9 caused by the fact that the lower roller 9 is extruded due to the fact that the upper roller 8 moves downwards without limitation is avoided.

The support 16 is located at an inlet of the stator silicon steel plate feeding direction, as shown in fig. 3 and 4, a horizontally arranged cross beam 17 is fixedly connected to the support 16, two sliding seats 18 are sleeved on the cross beam 17, two idler wheels 19 are rotatably connected to the top ends of the two sliding seats 18 respectively, clamping grooves 20 are formed in the circumferential direction of the idler wheels 19, and adjusting bolts 21 are arranged between the two sliding seats 18 and the cross beam 17 respectively. The sleeved sliding seats 18 enable the positions of the sliding seats 18 to move in the horizontal direction along the cross beam 17, the horizontal positions of the stator silicon steel plates can be adjusted according to the requirements of the operation process of the punching machine, and the distance between the two sliding seats 18 can be adjusted according to the width of the stator silicon steel plates. By tightening the adjusting screw 21, the position of the two slides 18 is locked. The gyro wheel 19 that the symmetry set up can the chucking stator silicon steel sheet, and all set up two gyro wheels 19 on every slide 18 and can firmly chucking stator silicon steel sheet more, and the draw-in groove 20 that sets up on the gyro wheel 19 makes stator silicon steel sheet can block into draw-in groove 20 in, has further restricted stator silicon steel sheet's off tracking dislocation.

When the device is used, the servo motor 12 is started, the screw rod 11 drives the bearing seat 15 to move upwards, the movable block 14 moves upwards, and the servo motor 12 is closed after the distance between the upper roller 8 and the lower roller 9 reaches a certain value; loosening the adjusting bolt 21, adjusting the position between the two sliding seats 18 to enable the distance between the two sliding seats 18 to be larger than the width of the stator silicon steel plate to be rolled, placing the stator silicon steel plate at the interval between the two sliding seats 18, sliding any one of the sliding seats 18 to enable the edges of the two sides of the stator silicon steel plate to be clamped in the clamping groove 20, placing the end part of the stator silicon steel plate between the upper roller 8 and the lower roller 9, and screwing the adjusting bolt 21 to enable the positions of the two sliding seats 18 to be locked; starting a servo motor 12, moving a lead screw 11 downwards, adjusting the distance between an upper roller 8 and a lower roller 9, and closing the servo motor 12 when the upper roller 8 is tightly attached to a stator silicon steel plate; open motor 3, the output shaft of motor 3 drives the input shaft rotation of speed reducer 4, and the output shaft of speed reducer passes through universal articulated shaft 6 and drives roller 8 and lower roll 9 and rotate to drive the rotation of stator silicon steel sheet, and the pressure of clamp plate 10 passes through pinch roller 13 and transmits for roller 8, has realized rolling the roller compaction to the stator silicon steel sheet between roller 8 and the lower roll 9.

Claims

1. The utility model provides a roll extrusion flattening device of stator silicon steel sheet, includes motor and speed reducer, and the power output shaft of motor passes through the shaft coupling with the input of speed reducer and links to each other its characterized in that: still include the roll extrusion device of flattening out, the roll extrusion device includes the frame, the frame includes the curb plate that two symmetries set up, it is connected with the lower roll to rotate on the curb plate, all be equipped with the opening on two curb plates, be equipped with the movable block in the opening, the lower extreme of movable block rotates and is connected with roller, the lower roll is connected with the power take off axle of speed reducer through universal articulated shaft respectively, the top fixedly connected with of movable block and last roller axis parallel arrangement's clamp plate, the bottom fixedly connected with pinch roller of clamp plate, the top of movable block is equipped with the height adjusting mechanism who is used for.

2. The rolling and flattening device for the silicon steel plates of the stator according to claim 1, is characterized in that: the device still includes prevents the off tracking device, prevent that the off tracking device is located the defeated material end of roll extrusion flattening device, prevent that the off tracking device includes the support that bilateral symmetry set up, the crossbeam that fixed connection has the level to set up on the support, the cover is equipped with two slides on the crossbeam, the top of two slides rotates respectively to be connected with the gyro wheel, all is equipped with adjusting bolt between two slides and the crossbeam.

3. The rolling and flattening device for the silicon steel plates of the stator according to claim 2, is characterized in that: the height adjusting mechanism comprises a bearing seat and a lead screw, the bearing seat is fixedly connected to the top end of the movable block, and the bottom end of the lead screw is connected with the bearing seat through threads.

4. The rolling and flattening device for the silicon steel plates of the stator according to claim 3, is characterized in that: the top end of the lead screw is connected with a power device for driving the lead screw to rotate positively and negatively.

5. The rolling and flattening device for the silicon steel plates of the stator according to claim 4, is characterized in that: the power device is a servo motor, and the servo motor is connected with the lead screw through a coupler.

6. The rolling and flattening device for the silicon steel plates of the stator according to claim 5, is characterized in that: the roller is provided with a clamping groove along the circumferential direction.

7. The rolling and flattening device for the silicon steel plates of the stator according to claim 6, is characterized in that: the number of rollers arranged on each sliding seat is two.