CN217452836U

CN217452836U - Bidirectional press-mounting mechanism for motor rotor bearing

Info

Publication number: CN217452836U
Application number: CN202221707522.1U
Authority: CN
Inventors: 孙洪勇; 徐新康
Original assignee: ZHEJIANG WEIKANG MOTOR CO LTD
Current assignee: ZHEJIANG WEIKANG MOTOR CO LTD
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-09-20
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a two-way pressure equipment mechanism of electric motor rotor bearing, including frame (1), frame (1) middle part is equipped with rotor switching-over subassembly (2), rotor switching-over subassembly (2) one side is equipped with bearing pressure sensor (3), the opposite side of rotor switching-over subassembly (2) is equipped with bearing transfer chain (4), the feed end of bearing transfer chain (4) is equipped with bearing feeding tray (5), the discharge end of bearing transfer chain (4) is equipped with bearing transplanting subassembly (6), the top that subassembly (6) were transplanted to the bearing is equipped with convertible bearing pressure head (7), convertible bearing pressure head (7) are connected with bearing impressed servo electric jar (8). The utility model has the characteristics of can effectively improve production efficiency, reduce workman intensity of labour and reduce the equipment and drop into.

Description

Bidirectional press-mounting mechanism for motor rotor bearing

Technical Field

The utility model relates to a two-way pressure equipment mechanism of bearing, especially a two-way pressure equipment mechanism of electric motor rotor bearing.

Background

The motor mainly comprises a shell, a stator, a rotor, an end cover, a bearing, a belt wheel and the like; the motor bearing is a component of the support shaft, which can guide the rotation of the rotor shaft and can also bear the idle part on the rotor shaft. At present, generally contain two bearings in the electric motor rotor pivot, be located the both ends of pivot respectively, and to the impressing of two bearings, adopt two independent equipment to go on usually, the bearing of the one end of impressing on an equipment promptly, put into another equipment through the workman with the rotor on, corresponding position impresses the bearing of the other end, whole process needs the workman to transport, not only influences production efficiency, also can increase workman's intensity of labour, moreover the input of equipment is also relatively great, correspondingly, area is also great. Therefore, the prior art has the problems of low production efficiency, high labor intensity of workers and high equipment input cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-way pressure equipment mechanism of electric motor rotor bearing. The utility model has the characteristics of can effectively improve production efficiency, reduce workman intensity of labour and reduce the equipment and drop into.

The technical scheme of the utility model: two-way pressure equipment mechanism of electric motor rotor bearing, including the frame, the frame middle part is equipped with rotor switching-over subassembly, and rotor switching-over subassembly one side is equipped with bearing pressure sensor, and the opposite side of rotor switching-over subassembly is equipped with the bearing transfer chain, and the feed end of bearing transfer chain is equipped with charging tray on the bearing, and the discharge end of bearing transfer chain is equipped with the bearing and transplants the subassembly, and the top that the subassembly was transplanted to the bearing is equipped with convertible bearing pressure head, and convertible bearing pressure head is connected with the servo electric jar of bearing impressing.

In the two-way press-fitting mechanism for the motor rotor bearing, the rotor reversing assembly comprises the lead screw module, the lead screw module is provided with the screw sliding table block, the rotary cylinder supporting plate is arranged above the screw sliding table block, the rotary cylinder is arranged above the rotary cylinder supporting plate, and the output end of the rotary cylinder is provided with the press bearing station support base.

In the bidirectional press-fitting mechanism for the motor rotor bearing, the bearing transplanting assembly comprises a bearing transplanting module, and a bearing jacking module is arranged at the tail end of the bearing transplanting module.

In the bidirectional press-fitting mechanism for the motor rotor bearing, the bearing transplanting module comprises a transplanting cylinder fixed on the frame, a transplanting cylinder plate is arranged on the transplanting cylinder, a bearing transplanting push plate located above a discharge port of the bearing conveying line is arranged at the end part of the transplanting cylinder plate, and a transplanting opening matched with a bearing is arranged on the bearing transplanting push plate.

In the bidirectional press-fitting mechanism for the motor rotor bearing, the bearing jacking module comprises a jacking cylinder, a bearing positioning plate matched with the bearing transplanting module is arranged at the upper end of the jacking cylinder, a jacking head matched with the bearing is further arranged at the upper end of the jacking cylinder, and the jacking head penetrates through the bearing positioning plate.

In the bidirectional press-fitting mechanism for the motor rotor bearing, the turnover type bearing pressure head comprises a bearing press-in clamping seat, a turnover head which is rotatably connected is arranged on the bearing press-in clamping seat, and the turnover head is connected with a turnover driving module; the end part of the turnover head is also provided with a bearing press-in sleeve head, and the bearing press-in sleeve head is provided with a group of elastic collision beads distributed annularly.

Compared with the prior art, the utility model discloses by the frame, rotor reversing assembly, bearing pressure sensor, the bearing transfer chain, bearing charging tray, bearing transplanting assembly, convertible bearing pressure head, the servo electric jar of bearing impressing is constituteed, realize the automatic feeding and the pressure equipment of bearing, utilize rotor reversing assembly to be used for reversing to the rotor (after the bearing of one end is impressed and is accomplished, only need to commutate through rotor reversing assembly, just can carry out the pressure equipment to the bearing of the other end), thereby can realize the assembly of two bearings at same station, the transfer link has been reduced, very big improvement production efficiency; the whole process does not need to be transferred by workers, so that the labor intensity of the workers can be effectively reduced, and the equipment investment cost is reduced; moreover, the utility model discloses only need use one set of bearing material loading subassembly (bearing transfer chain, bearing material loading dish, bearing transplanting assembly etc.) just can accomplish the bearing material loading, practiced thrift equipment cost greatly, the effectual size that reduces equipment is a low cost, multiple functional, degree of automation is high, area is little, can unmanned on duty's electric motor rotor bearing pressure equipment machine.

Meanwhile, the utility model can monitor the pressing-in force of the two bearings respectively by arranging the bearing pressure sensor, the bearing pressing-in servo electric cylinder and the PLC controller to be matched with each other, the servo electric cylinder is adopted in the bearing press-fitting process, and the PLC controller can monitor the press-fitting size by reading the position data of the bearing pressing-in servo electric cylinder encoder; the size detection through an electronic ruler is not needed, the structure is simple, the detection precision is high, and the service life is long.

To sum up, the utility model has the characteristics of can effectively improve production efficiency, reduce workman intensity of labour and reduce the equipment and drop into.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a structural view of a rotor commutation assembly;

FIG. 3 is an enlarged view of the assembly of the bearing transfer assembly of FIG. 1, the roll-over bearing indenter and the bearing conveyor line;

FIG. 4 is a structural view of the roll over bearing ram;

fig. 5 is a structural view of the bearing transfer assembly.

The labels in the figures are: 1-a frame, 2-a rotor reversing assembly, 3-a bearing pressure sensor, 4-a bearing conveying line, 5-a bearing feeding tray, 6-a bearing transplanting assembly, 7-a turnover bearing press head, 8-a bearing press-in servo electric cylinder, 201-a screw rod module, 202-a nut sliding table block, 203-a rotary cylinder supporting plate, 204-a rotary cylinder, 205-a bearing press station support seat, 601-a bearing transplanting module, 602-a bearing jacking module, 611-a transplanting cylinder, 612-a transplanting cylinder plate, 613-a bearing transplanting push plate, 614-a transplanting opening, 621-a jacking cylinder, 622-a bearing positioning plate, 623-a jacking head, 701-a bearing press-in clamping seat, 702-a turnover head and 703-a turnover driving module, 704-bearing press fit into socket, 705-resilient ball.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. Two-way pressure equipment mechanism of electric motor rotor bearing, it is shown as figure 1 to figure 5 to constitute, including

frame

1, 1 middle part of frame is equipped with rotor switching-over

subassembly

2, 2 one sides of rotor switching-over subassembly are equipped with bearing pressure sensor 3, the opposite side of rotor switching-over subassembly 2 is equipped with bearing transfer chain 4, the feed end of bearing transfer chain 4 is equipped with bearing feeding tray 5, the discharge end of bearing transfer chain 4 is equipped with bearing transplanting subassembly 6, the top that subassembly 6 was transplanted to the bearing is equipped with convertible bearing pressure head 7, convertible bearing pressure head 7 is connected with the bearing servo electric jar 8 of impressing.

The rotor reversing assembly 2 comprises a screw rod module 201, a screw rod sliding table block 202 is arranged on the screw rod module 201, a rotary cylinder supporting plate 203 is arranged above the screw rod sliding table block 202, a rotary cylinder 204 is arranged above the rotary cylinder supporting plate 203, and a pressing bearing station support base 205 is arranged at the output end of the rotary cylinder 204.

The bearing transplanting assembly 6 comprises a bearing transplanting module 601, and a bearing jacking module 602 is arranged at the tail end of the bearing transplanting module 601.

The bearing transplanting module 601 comprises a transplanting cylinder 611 fixed on the rack 1, a transplanting cylinder plate 612 is arranged on the transplanting cylinder 611, a bearing transplanting push plate 613 located above a discharge port of the bearing conveying line 4 is arranged at the end of the transplanting cylinder plate 612, and a transplanting opening 614 matched with a bearing is arranged on the bearing transplanting push plate 613.

Bearing jacking module 602 includes jacking cylinder 621, and jacking cylinder 621 upper end is equipped with transplants module 601 matched with bearing locating plate 622 with the bearing, and jacking cylinder 621 upper end still is equipped with bearing matched with jacking head 623, and jacking head 623 runs through bearing locating plate 622.

The turnover type bearing pressure head 7 comprises a bearing press-in clamping seat 701, a turnover head 702 in rotary connection is arranged on the bearing press-in clamping seat 701, and the turnover head 702 is connected with a turnover driving module 703; the end of the turning head 702 is also provided with a bearing press-in sleeve 704, and the bearing press-in sleeve 704 is provided with a group of elastic collision beads 705 which are distributed annularly.

The working process of the rotor reversing assembly is as follows: the rotor is placed on pressure bearing station support frame seat, and rotary cylinder work can drive pressure bearing station support frame seat and place the rotor rotation on it, and rotatory 180 degrees can realize the switching-over of rotor. Before the bearing is pressed and installed into the rotating shaft of the rotor, the screw rod module can drive the nut sliding table block to retreat to the position where the rotating shaft is in contact with the bearing pressure sensor, the rotating shaft is convenient to prop against, and after the bearing is pressed and installed, the screw rod module can drive the rotor to reset.

The overturning driving module can adopt a rack and gear matched mode, the gear is connected with a rotating shaft on the overturning head, the rack is connected with a driving cylinder, the driving cylinder drives the rack to move, and then the gear is driven to rotate correspondingly, so that the overturning head is overturned by 90 degrees.

The bearing is placed on the bearing conveying line in sequence by the bearing tray, the bearing conveying line conveys the bearing to the bearing feeding mechanism, the bearing feeding mechanism loads the bearing into a pressure head of the electric bearing cylinder, the electric bearing cylinder starts to act to press the bearing onto a rotor shaft, the pressure sensor of the bearing transmits pressure data to the PLC for data processing, and the human-computer interface displays the pressure and displacement data of the bearing processed by the PLC in a curve mode.

In an initial state, the bearing at the lowest end moves into the transplanting opening of the bearing transplanting push plate under the action of gravity.

The working process of the bearing transplanting assembly is as follows: transplanting cylinder work drives bearing transplanting push pedal work, passes the bearing to the bearing locating plate on, under the effect of jacking cylinder, the jacking head rises, carries out the jacking with the bearing to setting for the height, push into the bearing when the pullover upset 90 downwards that impresses the bearing promptly and impress in the pullover, the bearing is impressed and is equipped with the elasticity in the pullover, and the elasticity bumps the pearl and can fix the bearing under the effect of elasticity. Then the bearing pressing sleeve head rotates to return to the original position, the bearing pressing servo electric cylinder acts to press the first bearing to a set size, then the bearing pressing servo electric cylinder returns to the original position, the bearing feeding assembly carries out feeding again, meanwhile, the rotor reversing assembly carries out 180-degree overturning, and the bearing pressing servo electric cylinder presses the second bearing in place.

Claims

1. Two-way pressure equipment mechanism of motor rotor bearing, its characterized in that: the automatic bearing transplanting machine comprises a frame (1), a rotor reversing assembly (2) is arranged in the middle of the frame (1), a bearing pressure sensor (3) is arranged on one side of the rotor reversing assembly (2), a bearing conveying line (4) is arranged on the other side of the rotor reversing assembly (2), a feeding end of the bearing conveying line (4) is provided with a bearing feeding disc (5), a discharging end of the bearing conveying line (4) is provided with a bearing transplanting assembly (6), a turnover bearing pressure head (7) is arranged above the bearing transplanting assembly (6), and the turnover bearing pressure head (7) is connected with a bearing press-in servo electric cylinder (8).

2. The bi-directional press-fit mechanism for the rotor bearing of the motor according to claim 1, wherein: the rotor reversing assembly (2) comprises a screw rod module (201), a screw sliding block (202) is arranged on the screw rod module (201), a rotary cylinder supporting plate (203) is arranged above the screw sliding block (202), a rotary cylinder (204) is arranged above the rotary cylinder supporting plate (203), and a pressure bearing station support base (205) is arranged at the output end of the rotary cylinder (204).

3. The bi-directional press-fit mechanism for the rotor bearing of the motor according to claim 1, wherein: subassembly (6) are transplanted to bearing includes that the bearing transplants module (601), and the end of bearing transplants module (601) is equipped with bearing jacking module (602).

4. The motor rotor bearing bidirectional press-fitting mechanism according to claim 3, characterized in that: the bearing transplanting module (601) comprises a transplanting cylinder (611) fixed on the rack (1), a transplanting cylinder plate (612) is arranged on the transplanting cylinder (611), a bearing transplanting push plate (613) located above a discharge hole of the bearing conveying line (4) is arranged at the end of the transplanting cylinder plate (612), and a transplanting opening (614) matched with a bearing is formed in the bearing transplanting push plate (613).

5. The bi-directional press-fit mechanism for the rotor bearing of the motor according to claim 3, wherein: bearing jacking module (602) is including jacking cylinder (621), and jacking cylinder (621) upper end is equipped with transplants module (601) matched with bearing locating plate (622) with the bearing, and jacking cylinder (621) upper end still is equipped with and transplants first (623) with bearing matched with, and jacking first (623) run through bearing locating plate (622).

6. The bi-directional press-fit mechanism for the rotor bearing of the motor according to claim 1, wherein: the turnover type bearing pressure head (7) comprises a bearing press-in clamping seat (701), a turnover head (702) in rotary connection is arranged on the bearing press-in clamping seat (701), and the turnover head (702) is connected with a turnover driving module (703); the end part of the turning head (702) is also provided with a bearing press-in sleeve head (704), and the bearing press-in sleeve head (704) is provided with a group of elastic collision beads (705) which are distributed annularly.