CN209945614U - Drilling lifting mechanism in online weight removing device of automatic rotor dynamic balancing machine - Google Patents

Abstract

The utility model discloses an automatic change drilling elevating system among rotor dynamic balancing machine online tare device, including drilling tare unit and lift unit, two the both sides of lift unit are arranged respectively in to drilling tare unit. The utility model discloses simple structure, convenient to use, the heavy in-process that goes of rotor avoids artifical transport, helps realizing automated processing operation, excellent in use effect.

Description

Drilling lifting mechanism in online weight removing device of automatic rotor dynamic balancing machine

The technical field is as follows:

the utility model relates to an automatic change drilling elevating system among rotor dynamic balancing machine online tare device.

Background art:

the existing rotor dynamic balance correction (G2.5) mainly adopts manual operation and manual workpiece conveying. The specific process comprises the following steps:

1) firstly, adjusting a support mechanism of the dynamic balancing machine, manually hoisting a rotor to a support frame of the dynamic balancing machine, and starting the dynamic balancing machine (testing rotating speed: 1000rpm), and correcting and detecting the unbalance amount and the angle of the two surfaces;

2) manually transporting the rotor to a drilling machine to drill holes on two sides for removing weight according to the checking result;

3) after the weight is removed, the balance is carried to a dynamic balancing machine for secondary checking, and the unbalance amount of the two surfaces is detected;

4) manually transporting the rotor to a drilling machine to drill holes on two sides for removing weight according to the checking result;

repeating the items 3) and 4) until the unbalance amount meets the G2.5 standard, and then cleaning the waste metal chips on the drilling machine table top.

When an operator works, the rotor is conveyed back and forth between the balancing machine and the drilling machine, the labor intensity of the operator is high (30-40kg)) and potential falling and collision hazards exist; the production efficiency was low (20 minutes per station).

The utility model has the following contents:

the utility model provides a drilling elevating system in the automatic change rotor dynamic balancing machine online tare device for solve the problem that above-mentioned prior art exists.

The utility model discloses the technical scheme who adopts has: a drilling lifting mechanism in an online weight removing device of an automatic rotor dynamic balancing machine comprises a drilling weight removing unit and a lifting unit, wherein the two drilling weight removing units are respectively arranged on two sides of the lifting unit;

the drilling and weight-removing unit comprises a drilling rack, a base plate, a turbine worm reducer, a lead screw, a nut, slide rails, slide plates, a drill bit motor and a drill bit mounting seat, wherein the base plate is fixed on the drilling rack, the two slide rails are fixed on the base plate in parallel, the lead screw is rotationally connected to the base plate, one end of the lead screw is connected with the output end of the turbine worm reducer, the slide plate is slidably connected to the slide rails, the nut is fixedly connected to the lower end face of the slide plate and is in threaded connection with the lead screw, the drill bit mounting seat is fixed on the slide plate, the drill bit motor is fixed on the drill bit mounting seat, and the drill;

the lifting unit comprises a lifting frame, a lifting screw rod, a lifting nut, a lifting guide rod, lifting belt wheels, supporting rollers, a roller seat, a lifting motor and a bottom plate, wherein the lifting guide rod is inserted on the lifting frame, the upper end and the lower end of the lifting guide rod are fixedly connected with the roller seat and the bottom plate respectively, the lifting nut is rotatably connected onto the lifting frame, the lifting screw rod is in threaded connection with the lifting nut, the upper end and the lower end of the lifting screw rod are abutted onto the roller seat and the bottom plate respectively, the two lifting belt wheels are fixed on the lifting nut and a rotating shaft of the lifting motor respectively, the two lifting belt wheels are linked through a belt, and the two supporting rollers are rotatably connected onto.

Further, the drilling and weight removing unit further comprises a limiting structure, the limiting structure comprises a limiting block, a limiting guide rod and a limiting seat, the limiting block is arranged on the limiting guide rod in a penetrating mode, the two limiting seats are fixed at two ends of the limiting guide rod, the limiting seat is fixed on the substrate, and the limiting block is fixed on the sliding plate.

Further, the input end of the turbine worm reducer is provided with a hand-operated wheel.

The utility model discloses following beneficial effect has:

the utility model discloses simple structure, convenient to use, the heavy in-process that goes of rotor avoids artifical transport, helps realizing automated processing operation, excellent in use effect.

Description of the drawings:

fig. 1 is a structural diagram of the present invention.

Fig. 2 and 3 are structural diagrams of the borehole deduplication unit of the present invention.

Fig. 4 is a structural diagram of the dust suction head of the present invention.

Fig. 5 is a structural diagram of the lifting unit of the present invention.

The specific implementation mode is as follows:

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

As shown in fig. 1 to 5, the utility model relates to an automatic change drilling elevating system among rotor dynamic balancing machine online tare device, including drilling tare unit 2 and elevating unit 3, elevating unit 3's both sides are arranged respectively in two drilling tare units 2.

The utility model provides a drilling deduplication unit 2 includes drilling frame 21, base plate 22, turbine worm speed reducer 23, lead screw 24, nut 25, slide rail 26, slide 27, drill bit 28, drill bit motor 29 and drill bit mount pad, and on base plate 22 was fixed in drilling frame 21, two slide rails 26 were fixed in base plate 22 mutually in parallel on, lead screw 24 rotated and is connected on base plate 22, and lead screw 24 was located between two slide rails 26, and with slide rail 26 parallel arrangement. One end of a screw 24 is connected with the output end of the turbine worm reducer 23, a sliding plate 27 is connected on a sliding rail 26 in a sliding mode, a nut 25 is fixedly connected on the lower end face of the sliding plate 27, the nut 25 is in threaded connection with the screw 24, a drill bit mounting seat is fixed on the sliding plate 27, a drill bit motor 29 is fixed on the drill bit mounting seat, and the drill bit motor 29 drives a drill bit 28 to rotate.

The actuating mechanism between drill bit motor 29 and drill bit 28 is the same with the actuating mechanism structure in the current drilling machine in the unit 2 is got rid of in the drilling, so the utility model discloses no longer describe this part content repeatedly.

In order to limit the moving position of the sliding plate 27, a limiting structure is arranged on the drilling and de-weighting unit 2, the limiting structure comprises a limiting block 210, a limiting guide rod 211 and a limiting seat 212, the limiting block 210 penetrates through the limiting guide rod 211, the two limiting seats 212 are fixed at two ends of the limiting guide rod 211, the limiting seat 212 is fixed on the substrate 22, and the limiting block 210 is fixed on the sliding plate 27. When the slide plate 27 moves, the stopper 210 slides on the stopper guide 211, and the stopper bases 212 at both ends limit the stopper 210.

In order to rotate the turbine worm reducer 23, a hand wheel is arranged at the input end of the turbine worm reducer 23.

Description of the operation of the borehole deduplication unit 2: the hand-operated wheel is rotated, the force is converted into 90-degree direction output by the turbine worm reducer 23, the sliding plate 27 moves left and right on the sliding rail 26, the position of the left and right movement is limited and controlled by the limiting seat 212, and the drill 28 performs hole removing operation.

The drill bit mounting seat is fixedly connected with a dust collection head 7, the drill bit 28 is rotatably arranged in the dust collection head 7, and a suction pipe of the dust collector is in threaded connection with the dust collection head 7.

The dust suction head 7 includes a fixing pipe 71 and a connecting pipe 72, the fixing pipe 71 and the connecting pipe 72 are communicated with each other, flange surfaces 73 are provided at both ends of the fixing pipe 71, a screw connection surface 74 is provided at the end of the connecting pipe 72, and a suction pipe of the dust collector is screw-connected to the screw connection surface 74. During the drilling process of the drill 28, the scrap iron removed from the workpiece is absorbed by the dust suction head 7 and enters the scrap iron suction unit.

The utility model provides a lifting unit 3 includes crane 31, lifting screw 32, lifting nut 33, lifting guide 34, lifting belt wheel 35, supporting roller 36, roller seat 37, elevator motor 38 and bottom plate 39, lifting guide 34 is vertical pegs graft on crane 31, and lifting guide 34's upper and lower both ends respectively with roller seat 37 and bottom plate 39 fixed connection, lifting nut 33 rotates and connects on crane 31, lifting screw 32 and lifting nut 33 threaded connection, lifting screw 32 parallels with lifting guide 34, and lifting screw 32's upper and lower both ends are contradicted respectively on roller seat 37 and bottom plate 39, two lifting belt wheels 35 are fixed in respectively on lifting nut 33 and elevator motor 38's the pivot, and link mutually through the belt between two lifting belt wheels 35. The two supporting rollers 36 are rotatably connected to the roller base 37, and the axes of the supporting rollers 36 are parallel to the axis of the rotor 400.

A first tensioning wheel 311 is rotatably connected to the lifting frame. The first tension pulley 311 tensions the belt between the two lifting pulleys 35.

Description of operation of the lifting unit 3: the lifting motor 38 drives the lifting pulley 35 to rotate, so as to drive the lifting nut 33 to rotate, and the lifting screw 32 moves up and down, so that the support roller 36 moves up and down. The support roller 36 is raised and the rotor is caused to fall on the support roller 36.

When in use, the rotor 400 is placed on the dynamic balance original machine 1, the driving mechanism in the clamping unit 4 presses down on the outer wall of the rotor 400, and drives the rotor 400 to rotate on the dynamic balance original machine 1. The dynamic balance original machine 1 detects the dynamic unbalance amount of the rotor 400, after the dynamic unbalance amount is detected, the driving mechanism in the clamping unit 4 leaves the outer wall of the rotor 400, the lifting unit 3 is lifted, the rotor 400 is supported on the lifting unit 3, the clamping mechanism in the clamping unit 4 is pressed down on the outer wall of the rotor 400, the rotor 400 is fixed on the lifting unit 3, and the drilling and weight removing unit 2 drills and removes the weight on the end face of the rotor 400 according to the data fed back by the dynamic balance original machine 1. The above process is repeated to finally achieve the corrective balance of the rotor 400.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (3)

1. The utility model provides an automatic change drilling elevating system among online tare device of rotor dynamic balancing machine which characterized in that: the drilling and weighing device comprises a drilling and weighing unit (2) and a lifting unit (3), wherein the two drilling and weighing units (2) are respectively arranged on two sides of the lifting unit (3);

the drilling and de-weighting unit (2) comprises a drilling rack (21), a base plate (22), a turbine worm reducer (23), a lead screw (24), a nut (25), a slide rail (26), a slide plate (27), a drill bit (28), a drill bit motor (29) and a drill bit mounting seat, the base plate (22) is fixed on the drilling machine frame (21), the two slide rails (26) are fixed on the base plate (22) in parallel, the screw rod (24) is rotationally connected on the base plate (22), one end of a screw rod (24) is connected with the output end of a turbine worm reducer (23), a sliding plate (27) is connected on a sliding rail (26) in a sliding way, a nut (25) is fixedly connected on the lower end face of the sliding plate (27), the nut (25) is in threaded connection with the lead screw (24), the drill bit mounting seat is fixed on the sliding plate (27), the drill bit motor (29) is fixed on the drill bit mounting seat, and the drill bit motor (29) drives the drill bit (28) to rotate;

the lifting unit (3) comprises a lifting frame (31), a lifting screw (32), a lifting nut (33), a lifting guide rod (34), lifting belt wheels (35), a supporting roller (36), a roller seat (37), a lifting motor (38) and a bottom plate (39), wherein the lifting guide rod (34) is inserted on the lifting frame (31), the upper end and the lower end of the lifting guide rod (34) are fixedly connected with the roller seat (37) and the bottom plate (39) respectively, the lifting nut (33) is rotationally connected on the lifting frame (31), the lifting screw (32) is in threaded connection with the lifting nut (33), the upper end and the lower end of the lifting screw (32) are respectively abutted against the roller seat (37) and the bottom plate (39), the two lifting belt wheels (35) are respectively fixed on the lifting nut (33) and a rotating shaft of the lifting motor (38), and the two lifting belt wheels (35) are linked through a belt, the two supporting rollers (36) are rotatably connected on a roller seat (37).

2. The drilling elevator mechanism in the on-line de-weighting device of the automatic rotor dynamic balancing machine according to claim 1, characterized in that: the drilling and duplicate removal unit (2) further comprises a limiting structure, the limiting structure comprises a limiting block (210), a limiting guide rod (211) and a limiting seat (212), the limiting block (210) penetrates through the limiting guide rod (211), the two limiting seats (212) are fixed at two ends of the limiting guide rod (211), the limiting seats (212) are fixed on the substrate (22), and the limiting block (210) is fixed on the sliding plate (27).

3. The drilling elevator mechanism in the on-line de-weighting device of the automatic rotor dynamic balancing machine according to claim 1, characterized in that: the input end of the turbine worm reducer (23) is provided with a hand-operated wheel.

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