CN205356094U - Magnet steel piece mechanism of impressing - Google Patents

Abstract

The utility model discloses a magnetic steel sheet press-in mechanism, which aims to solve the problems of low assembly precision and slow assembly speed of the magnetic steel of the rotor iron core, potential safety hazards of bruising workers easily in the assembly process, and low qualified rate. . The utility model includes a mounting seat and a bracket connected to the mounting seat. The rotor assembly line is conveyed with a tray base and a rotor tray. There is a magnetic steel sheet conveying mechanism and a magnetic steel sheet pressing mechanism. The magnetic steel sheet pressing mechanism is set directly above the rotor tray. A push frame that can be lifted up and down is connected to the side of the bracket. An indexing motor is installed on the push frame. The output shaft of the degree motor is connected with the indexing plate, and the indexing plate is provided with several rotating mandrels corresponding to the positioning holes.

Description

A magnetic steel sheet press-in mechanism

technical field

The utility model relates to a rotor magnetic steel installation device, more specifically, it relates to a magnetic steel sheet pressing mechanism.

Background technique

Magnetic steel is one of the main parts of the motor rotor. During the assembly process of the motor rotor, the assembly of the magnetic steel is one of the important processes. At present, the commonly used method is manual assembly, which has low assembly accuracy and slow assembly speed. The assembly process is prone to potential safety hazards of bruising workers, and manual assembly often depends on experience and proficiency, and some novices are prone to low pass rates during the assembly process.

Utility model content

The utility model overcomes the low assembly precision of the rotor iron core magnetic steel, the slow assembly speed, the potential safety hazards of bruising workers during the assembly process, and the assembly depends on experience and proficiency in many cases, and some novices are prone to fail in the assembly process. Insufficiency of the phenomenon of low efficiency, a magnetic steel sheet press-in mechanism is provided, the rotor core magnetic steel assembly precision is high, the assembly speed is fast, the assembly process is completed automatically, there will be no safety hazards of bruising workers, and it does not rely on The experience and proficiency of the workers ensure the qualified rate of the assembly process and the quality of the products.

In order to solve the above technical problems, the utility model adopts the following technical solutions: a magnetic steel sheet press-in mechanism, including a mounting seat connected to the rotor assembly line, a bracket connected to the mounting seat, and the rotor assembly line is transported for assembling the rotor. The tray base and the rotor tray, the rotor tray can be rotatably installed on the tray base, a number of positioning holes are arranged on the lower surface of the rotor tray, the magnetic steel sheet conveying mechanism and the magnetic steel sheet pressing mechanism are connected to the bracket, and the magnetic steel sheet pressing mechanism It is installed directly above the rotor tray, and the side of the bracket is connected with a push frame that can be lifted up and down. An indexing motor is installed on the push frame, and an indexing plate is connected to the output shaft of the indexing motor. The hole corresponds to a suitable rotating mandrel.

When installing the magnetic steel sheets in the rotor iron core, proceed as follows: first step, the push frame is raised upwards, the rotating mandrel on the index plate is inserted into the positioning hole to realize the positioning of the rotor tray, and then several magnets The steel sheet is loaded into the magnetic steel sheet conveying mechanism; in the second step, the magnetic steel sheet conveying mechanism conveys the magnetic steel sheet to the right below the magnetic steel sheet pressing mechanism on the bracket; in the third step, the magnetic steel sheet pressing mechanism works, and the The magnetic steel sheet directly below it is pressed into the rotor iron core, and then the magnetic steel sheet is pressed into the mechanism to return; the fourth step, the indexing motor works, and the rotor tray is driven to rotate through the indexing plate and the rotating mandrel, so that the rotor iron The core rotates to the next magnetic steel sheet pressing position; the fifth step, repeat the second step to the fourth step several times until all the magnetic steel sheets on the rotor core are completely pressed. The entire installation process of the magnetic steel sheet is completed automatically, with high assembly precision and fast assembly speed, and there will be no potential safety hazards of bruising workers, and it does not depend on the experience and proficiency of the workers, which ensures the pass rate of the assembly process and the product. the quality of.

Preferably, the magnetic steel sheet conveying mechanism includes a magnetic steel sorting channel and a magnetic steel locking head. The front end of the magnetic steel sorting channel is connected to the bracket, and the magnetic steel locking head is installed on the magnetic steel sorting channel. A plurality of magnetic steel sheets are arranged between the locking head and the bracket, and the magnetic sheet locking head abuts on the magnetic steel sheets. The magnetic steel sheets are placed in the magnetic steel sorting channel, and the magnetic steel sheets are pressed tightly by the magnetic sheet locking head, which facilitates the pressing of the magnetic steel sheets by the magnetic steel sheet pressing mechanism.

As a preference, two magnetic steel sorting passages are provided in parallel, and a chute connecting the two magnetic steel sorting passages is provided on the bracket. A push piston cylinder is installed on one end of the chute on the support, and the front end of the telescopic rod of the push piston cylinder is connected with a wire for pushing the magnetic steel. The push plate of the steel sheet is movable in the chute, and the end of the magnetic steel sorting channel at the other end of the chute is provided with a positioning block. The positioning block is set under the pressing mechanism of the magnetic steel sheet, and the bottom surface of the magnetic steel sorting channel is positioned There are magnet slots on both sides of the block. Set two magnetic steel sorting channels, and press and install two magnetic steel sheets synchronously. The magnetic steel sheet at the end of one of the magnetic steel sorting channels is set at the position of one of the magnetic steel sheet slots, and the magnetic steel in the other magnetic steel sorting channel The sheet is pushed to another slot position of the magnetic steel sheet by the push plate connected to the telescopic rod of the push piston cylinder, and then the magnetic steel sheet is pressed into the rotor core by the magnetic steel sheet pressing mechanism. This structural arrangement improves the assembly efficiency and assembly accuracy of the magnetic steel sheets.

Preferably, the two ends of the chute on the upper surface of the bracket are respectively provided with an avoidance groove and a maintenance groove connected with the chute, the avoidance groove is close to the push piston cylinder, the maintenance groove is far away from the push piston cylinder, and the avoidance groove is provided with an elastic sheet near the edge of the chute , The maintenance slot is provided with a positioning piece near the edge of the chute. The elastic sheet on the edge of the avoidance groove has a certain elastic effect on the magnetic steel sheet, so that the positioning of the magnetic steel sheet is accurate and reliable before being pushed by the push plate. After the magnetic steel sheet is pushed into the magnetic steel sheet slot by the push plate, the side of the magnetic steel sheet It fits and locates with the positioning sheet to ensure the positioning accuracy during the pressing process of the magnetic steel sheet.

Preferably, the magnetic steel sheet press-in mechanism includes a press-in piston cylinder, a press-in base, and two insertion knives, the press-in base is connected to the telescopic rod of the press-in piston cylinder, and the two insertion knives are fixedly connected to the press-in base The lower end of the slotting knife and the two magnetic steel sheet slots are correspondingly adapted to be set. The work of the pressing piston cylinder drives the lifting movement of the pressing base, so as to realize the lifting movement of the inserting knife to press the magnetic steel sheet, and the pressing is stable and reliable.

Preferably, the bracket is connected with a guide block, and the guide block is provided with a guide groove adapted to the insertion knife, and the insertion knife is movably inserted into the guide groove. The guide block plays a very good role in guiding and positioning the lifting movement of the inserting knife, preventing the inserting knife from being offset and unable to accurately press the magnetic steel sheet.

Preferably, an abutment column is provided at the upper end of the insertion knife, a buffer spring is sleeved on the abutment column, and a buffer seat is connected to the press-in base. The upper end of the abutting column is movably sleeved on the buffer seat, and the lower end of the abutting column is abutted on the press-in base. When the inserting knife presses the magnetic steel sheet, the buffer spring plays a buffering role on the inserting knife to prevent the inserting knife from crushing the magnetic steel sheet.

As a preference, the bracket is tightly connected with a support seat, the press-in piston cylinder is installed on the upper end of the support seat, and several guide sleeves are provided at the upper end of the support seat, and several guide columns corresponding to the guide sleeves are provided on the press-in base. , the guide column is movably socketed in the guide sleeve. The guide column slides in the guide sleeve during the lifting and lowering of the inserting knife to prevent deviation during the lifting and lowering.

As preferably, a lifting motor and a guide plate are installed on the side of the support, the output shaft of the lifting motor is connected to the screw mandrel, a screw sleeve adapted to the screw mandrel is installed on the push frame, a guide rail is provided on the guide plate, and a guide block is provided on the push frame. A guide groove adapted to the guide rail is provided on the guide block, and the guide rail can be slidably connected in the guide groove. The lifting motor works to drive the screw to rotate, and the screw rotates in the screw sleeve to drive the lifting movement of the screw sleeve, and is fixedly connected to the screw sleeve on the push frame to follow the screw sleeve to move up and down. Through the cooperation of the guide block and the guide rail, the stability and reliability of the lifting and lowering of the push frame are guaranteed.

Compared with the prior art, the utility model has the beneficial effects that the entire installation process of the magnetic steel sheet is completed automatically, the assembly precision is high, the assembly speed is fast, there will be no potential safety hazard of bruising the workers, and it does not depend on the experience of the workers And the degree of proficiency ensures the pass rate of the assembly process and the quality of the product.

Description of drawings

Fig. 1 is a kind of structural representation of the utility model;

Fig. 2 is a partial structural representation of the utility model;

Fig. 3 is a partial enlarged view of the utility model;

In the figure: 1. Rotor assembly line, 2. Mounting seat, 3. Bracket, 4. Tray base, 5. Rotor tray, 6. Push frame, 7. Indexing motor, 8. Indexing plate, 9. Rotating mandrel, 10. Positioning column, 11. Magnetic steel sorting channel, 12. Magnetic plate locking head, 13. Magnetic steel plate, 14. Chute, 15. Push piston cylinder, 16. Push plate, 17. Positioning block, 18. Magnetic Steel sheet slot, 19, escape groove, 20, maintenance groove, 21, elastic sheet, 22, positioning sheet, 23, locking base, 24, locking claw, 25, abutting strip, 26, pressing into the piston cylinder, 27, press into the base, 28, slotting knife, 29, guide block, 30, guide groove, 31, contact column, 32, buffer spring, 33, buffer seat, 34, support seat, 35, guide sleeve, 36, guide Column, 37, lifting motor, 38, guide plate, 39, screw mandrel, 40, screw sleeve, 41, guide rail, 42, guide block.

detailed description

Below by specific embodiment, in conjunction with accompanying drawing, the technical scheme of the utility model is described further in detail:

Embodiment: A magnetic steel sheet press-in mechanism (see Figures 1 to 3), including a mounting seat 2 connected to the rotor assembly line 1, and a bracket 3 connected to the mounting seat. The rotor assembly line is transported for assembling the rotor. The tray base 4 and the rotor tray 5, the rotor tray can be rotatably installed on the tray base, the tray base is provided with four positioning holes, the lower surface of the rotor tray is provided with three positioning holes, the support is connected with a magnetic steel sheet conveying mechanism and Magnetic steel sheet press-in mechanism, the magnetic steel sheet press-in mechanism is set directly above the rotor tray, the side of the bracket is connected with a push frame 6 that can be lifted up and down, and an indexing motor 7 is installed on the push frame, and the output shaft of the indexing motor is Connect the indexing plate 8, the indexing plate is provided with three rotating mandrels 9 corresponding to the positioning holes, the push frame is provided with two positioning columns 10 corresponding to the limit holes, and the two positioning columns are opposite to each other. The set two limit holes are correspondingly adapted. The magnetic steel sheet conveying mechanism includes a magnetic steel sorting channel 11 and a magnetic steel locking head 12. The front end of the magnetic steel sorting channel is connected to the bracket, the magnetic steel locking head is installed on the magnetic steel sorting channel, and the magnetic plate lock in the magnetic steel sorting channel Several magnetic steel sheets 13 are arranged between the tight head and the support, and the magnetic sheet locking head abuts on the magnetic steel sheets. The magnetic steel sorting channel is provided with two in parallel, and the support is provided with a chute 14 connecting the two magnetic steel sorting channels, the chute and the magnetic steel sorting channel are vertically arranged, and one end of the chute on the support is equipped with a push piston cylinder 15, and the push piston The front end of the telescopic rod of the cylinder is connected with a push plate 16 for pushing the magnetic steel sheet. The push plate is movably arranged in the chute, and the end of the magnetic steel sorting channel at the other end of the chute is provided with a positioning block 17, and the positioning block is arranged on the magnetic steel sheet. Below the press-fit mechanism, magnetic steel sheet slots 18 are provided on both sides of the positioning block on the bottom surface of the magnetic steel sorting channel. The two ends of the chute on the upper surface of the bracket are respectively provided with an avoidance groove 19 and a maintenance groove 20 connected with the chute, the avoidance groove is close to the push piston cylinder, the maintenance groove is far away from the push piston cylinder, and the avoidance groove is provided with an elastic sheet 21 near the edge of the chute , The maintenance groove is provided with a positioning piece 22 near the edge of the chute. The maintenance groove is convenient for visually understanding the pressing process of the magnetic steel sheet, and at the same time, it is convenient for maintenance when the pressing failure occurs. The magnetic sheet locking head includes a locking base 23 and two locking claws 24 connected to the locking base. The lower end of the locking claws is arranged in the magnetic steel sorting channel, and an abutment bar is arranged between the locking claws and the magnetic steel sheets. 25. The magnetic sheet locking head abuts on the magnetic steel sheet through the abutment strip. The magnetic steel sheet press-in mechanism comprises a press-in piston cylinder 26, a press-in base 27, two inserting knives 28, the press-in base is connected on the telescopic rod of the press-in piston cylinder, and two inserting knives are fixedly connected on the press-in base, two The lower end of the slotting knife and the two magnetic steel sheet slots are correspondingly adapted to be set. The support is connected with a guide block 29, and the guide block is provided with two guide grooves 30 adapted to the insertion knife, and the two insertion knives are movably inserted in the two guide grooves. The upper end of the insertion knife is provided with an abutment column 31, a buffer spring 32 is sleeved on the abutment column, and a buffer seat 33 is connected to the press-in base. The upper end of the abutting column is movably sleeved on the buffer seat, and the lower end of the abutting column is abutted on the press-in base. The bracket is fastened with a support seat 34, and the press-in piston cylinder is installed on the upper end of the support seat. The upper end of the support seat is provided with several guide sleeves 35, and the press-in base is provided with several guide columns 36 corresponding to the guide sleeves. , the guide column is movably socketed in the guide sleeve. Lifting motor 37, guide plate 38 are installed on the support side, and lifting motor output shaft connects screw mandrel 39, and the screw sleeve 40 that is adapted with screw mandrel is installed on the push frame, is provided with guide rail 41 on the guide plate, is provided with guide rail 41 on the push frame. Block 42, the guide block is provided with a guide groove adapted to the guide rail, and the guide rail can be slidably connected in the guide groove.

When installing the magnetic steel sheet in the rotor core, follow the steps below: first step, the lifting motor works, through the cooperation of the screw rod and the guide sleeve, the upward movement of the push frame is realized, the lower push frame rises upward, and the push frame on the The positioning column is inserted into the positioning hole to realize the positioning of the tray base, the rotating mandrel on the index plate is inserted into the positioning hole to realize the positioning of the rotor tray, and then the two rows of magnetic steel sheets are respectively installed into the magnetic plate. In the two magnetic steel sorting channels of the steel sheet conveying mechanism; in the second step, the magnetic steel sheet locking head of the magnetic steel sheet conveying mechanism conveys the magnetic steel sheet to the right below the magnetic steel sheet pressing mechanism on the bracket, and one of the magnetic steel sheets is sorted The magnetic steel sheet at the end of the channel is set in one of the magnetic steel sheet slots, and the magnetic steel sheet in the other magnetic steel sorting channel is pushed to the other magnetic steel sheet slot by the push plate connected to the telescopic rod of the push piston cylinder position; in the third step, the magnetic steel sheet pressing mechanism works, and the piston cylinder is pressed into the piston cylinder to drive the insertion knife to move up and down, and the two magnetic steel sheets directly below it are simultaneously pressed into the rotor iron through the two insertion knives on the magnetic steel sheet pressing mechanism. core, and then the magnetic steel sheet is pressed into the mechanism to return; the fourth step, the indexing motor works, and the rotor tray is driven to rotate 120 degrees through the indexing plate and the rotating mandrel, so that the rotor core is rotated to the next magnetic steel sheet pressing installation position; in the fifth step, repeat the second step to the fourth step twice until all the magnetic steel sheets on the rotor core are completely pressed. Pressing two magnetic steel sheets synchronously each time is beneficial to improve work efficiency. The six magnetic steel sheets on the rotor core can be completed by three pressing stations, which is convenient for pressing. The entire installation process of the magnetic steel sheet is completed automatically, with high assembly precision and fast assembly speed, and there will be no potential safety hazards of bruising workers, and it does not depend on the experience and proficiency of the workers, which ensures the pass rate of the assembly process and the product. the quality of.

The above-described embodiment is only a preferred solution of the utility model, and does not limit the utility model in any form. There are other variations and improvements without exceeding the technical solution described in the claims. type.

Claims (9)

1. A magnetic steel sheet press-in mechanism, characterized in that it includes a mounting seat connected to the rotor assembly line, a bracket connected to the mounting seat, and the rotor assembly line is transported with a tray base and a rotor tray for assembling the rotor, and the rotor tray It can be rotatably installed on the tray base. There are several positioning holes on the lower surface of the rotor tray. The support is connected with a magnetic steel sheet conveying mechanism and a magnetic steel sheet pressing mechanism. The magnetic steel sheet pressing mechanism is set directly above the rotor tray. The side of the bracket is connected with a push frame that can be lifted up and down. An indexing motor is installed on the push frame. The output shaft of the indexing motor is connected to the indexing plate. There are several rotating mandrels on the indexing plate that match the positioning holes. . 2. A magnetic steel sheet pressing mechanism according to claim 1, characterized in that the magnetic steel sheet conveying mechanism comprises a magnetic steel sheet sorting channel and a magnetic sheet locking head, the front end of the magnetic steel sorting channel is connected on the bracket, and the magnetic steel sheet The plate locking head is installed on the magnetic steel sorting channel, and a number of magnetic steel plates are arranged between the magnetic plate locking head and the support in the magnetic steel sorting channel, and the magnetic plate locking head abuts on the magnetic steel plates. 3. A kind of magnetic steel sheet press-in mechanism according to claim 2, it is characterized in that two magnetic steel sorting passages are arranged in parallel, a chute connecting the two magnetic steel sorting passages is provided on the support, and the chute on the support A push piston cylinder is installed at one end of the push piston cylinder, and the front end of the telescopic rod of the push piston cylinder is connected with a push plate for pushing the magnetic steel sheet. , the positioning block is arranged under the magnetic steel sheet press-in mechanism, and both sides of the positioning block on the bottom surface of the magnetic steel sorting channel are provided with magnetic steel sheet slots. 4. A magnetic steel sheet press-in mechanism according to claim 2, characterized in that the two ends of the chute on the upper surface of the bracket are respectively provided with an avoidance groove and a maintenance groove connected with the chute, and the avoidance groove is close to the push piston Cylinder, the maintenance groove is far away from the push piston cylinder, the avoidance groove is provided with an elastic sheet near the edge of the chute, and the maintenance groove is provided with a positioning sheet near the edge of the chute. 5. A magnetic steel sheet press-in mechanism according to claim 3, characterized in that the magnetic steel sheet press-in mechanism includes a press-in piston cylinder, a press-in base, and two insertion knives, and the press-in base is connected to the press-in On the telescopic rod of the piston cylinder, two inserting knives are fixedly connected to the press-in base, and the lower ends of the two inserting knives and the two magnetic steel sheet slots are correspondingly adapted. 6. A magnetic steel sheet press-in mechanism according to claim 5, characterized in that a guide block is connected to the bracket, and a guide groove adapted to the insertion knife is provided on the guide block, and the insertion knife is movably inserted into the guide in the slot. 7. A magnetic steel sheet press-in mechanism according to claim 5, characterized in that the upper end of the insertion knife is provided with an abutment column, a buffer spring is sleeved on the abutment column, and a buffer seat is connected to the press-in base, The upper end of the abutting column is movably sleeved on the buffer seat, and the lower end of the abutting column is abutted on the press-in base. 8. A magnetic steel sheet press-in mechanism according to claim 5, 6 or 7, characterized in that a support seat is fastened on the bracket, the pressing piston cylinder is installed on the upper end of the support seat, and the upper end of the support seat is provided with A plurality of guide sleeves are pressed into the base to be provided with a plurality of guide columns corresponding to the guide sleeves one by one, and the guide columns are movably socketed in the guide sleeves. 9. A magnetic steel sheet press-in mechanism according to any one of claims 1 to 7, characterized in that a lifting motor and a guide plate are installed on the side of the bracket, the output shaft of the lifting motor is connected to a screw rod, and the push frame is equipped with a The screw sleeve adapted to the screw rod is provided with a guide rail on the guide plate, a guide block is provided on the push frame, and a guide groove adapted to the guide rail is provided on the guide block, and the guide rail can be slidably connected in the guide groove.