CN109888989B - Motor rotor production line - Google Patents

Abstract

The invention discloses a motor rotor production line, belongs to the technical field of motor rotor production equipment, and aims to provide a motor rotor production line which reduces labor cost and improves processing efficiency. Through conveyor's setting, just so do not need the workman to move the rotor to corresponding station on, reduced the human input, improved work efficiency.

Description

Motor rotor production line

Technical Field

The invention relates to the technical field of motor rotor production equipment, in particular to a motor rotor production line.

Background

The motor mainly comprises a rotor and a stator, is an important device for converting electric energy into mechanical energy, is a power source of a plurality of automatic devices, and is widely applied to various industries. The motor rotor is composed of a rotating shaft and a rotor iron core, and the production process mainly comprises the steps of compacting rotor sheets into a whole, then heating, pressing the rotating shaft into the rotor after heating, and finally cooling and maintaining pressure; and the motor rotor is widely applied, and the demand of China on the motor rotor is large.

At present, the motor rotor mainly has the following limitations in the processing process: (1) the automation degree is low, and the processing efficiency is low. Although there is the equipment that is used for automatic unloading and clamping on the existing market, most equipment utilizes the manipulator to realize electric motor rotor's unloading and clamping, and the clamping time of overlength has seriously influenced electric motor rotor machining efficiency, and the manipulator cost is than higher moreover, and consequently electric motor rotor's unloading and clamping are mostly accomplished by the manual work, have caused processing process automation degree low, and efficiency is not high. (2) The labor intensity of workers is high, and potential safety hazards exist. In the process of machining the motor rotor, due to the fact that machining time is short, workers need to frequently and manually carry out loading, unloading and clamping and are directly in contact with a machine tool, labor intensity is high, and serious potential safety hazards exist in the long-time working process. (3) Difficulty in recruitment and shortage of labor. When the motor rotor is machined, a numerical control lathe needs to be provided with a worker, and the required quantity of the motor rotor is extremely large, so that a large number of workers are needed for machining the motor rotor; with the gradual rise of labor cost in China, the situations of difficult work recruitment, labor shortage and the like continuously occur in labor-intensive industries such as motor rotor processing and the like.

Disclosure of Invention

The invention aims to provide a motor rotor production line which has the advantages of reducing labor cost and improving processing efficiency.

The technical purpose of the invention is realized by the following technical scheme:

a motor rotor production line comprises a compacting device, a heating device, a sleeve shaft device and a pressure maintaining device which are sequentially arranged and positioned on the same straight line, and also comprises a controller and a conveying device, wherein the conveying device is arranged along the arrangement direction of the compacting device, the heating device, the sleeve shaft device and the pressure maintaining device,

the conveying device comprises a plurality of conveying production lines, and positioning sensors are arranged at positions corresponding to the compacting device, the heating device and the sleeve shaft device on the conveying production lines.

Through adopting above-mentioned technical scheme, a plurality of rotor pieces pass through compaction device compaction back, convey heating device department with the rotor through conveyor, put into heating device by the workman in, after the heating, the sleeve axle position department is delivered to rethread conveyor, in inserting the rotor with the pivot in the heat, then will insert the rotor of pivot and deliver to pressurizer department, carry out the compaction to the rotor. The rotor is conveyed through the conveying device, so that manpower is saved, and the working efficiency is improved.

Furthermore, the compaction device comprises four compaction upright columns which are arranged in a rectangular mode, a compaction top plate is arranged at the top ends of the four upright columns, a hydraulic machine and a compaction ring are arranged on the bottom surface of the compaction top plate, the hydraulic machine drives the compaction ring to move up and down, a compaction seat is arranged below the hydraulic machine, and a compaction bottom ring is arranged on the compaction seat.

By adopting the technical scheme, after the rotor sheets are placed on the compaction bottom ring, the hydraulic machine is started and drives the compaction ring to compact the rotor sheets.

Furthermore, the compacting device also comprises two opposite slide rails which are perpendicular to the length direction of the conveying device, the compacting seat is connected with the slide rails in a sliding manner, and the compacting device also comprises a driving assembly which is used for driving the compacting seat to slide back and forth along the slide rails.

By adopting the technical scheme, a worker can stack the rotor sheet on the compaction bottom ring outside the compaction upright post, and then push the compaction seat into the lower part of the hydraulic machine through the driving assembly, so that the moving of the worker is reduced, and the labor is saved. In addition, the slide rail avoids the compaction seat to deviate from the sliding path in the sliding process.

Further, drive assembly includes the first internal thread hole parallel with the slide rail, wears to be equipped with the drive lead screw in the first internal thread hole, and drive lead screw one end is equipped with driving motor, and drive assembly still includes the spacing sensor that sets up at the slide rail both ends.

Through adopting above-mentioned technical scheme, driving motor drives the drive lead screw and rotates, and after reaching corresponding position, spacing sensor is touched on compaction seat lateral wall top, sends stop signal to driving motor to make the compaction seat stop in corresponding position, full automatization reduces the human input.

Further, the compaction bottom ring comprises a chassis, a radial sliding groove is formed in the chassis, the sliding groove extends to the center of the chassis, a limiting seat is arranged in the sliding groove in a sliding mode, a limiting shaft with a vertical setting is arranged on the limiting seat, a first threaded hole is formed in the limiting seat along the length direction of the sliding groove, a second threaded hole is formed in the chassis and is coaxial with the first threaded hole, and a fixing screw rod is arranged between the first threaded hole and the second threaded hole in a penetrating mode.

Through adopting above-mentioned technical scheme, set up spacing axle on the chassis, the workman of being convenient for puts the rotor piece neatly together. A fixing screw is arranged between the limiting seat and the chassis, so that the limiting seat is convenient to disassemble and assemble.

Further, the compaction seat comprises a clamping jaw disc, and the clamping jaw disc comprises four three clamping jaws arranged around the center of the compaction seat.

Through adopting above-mentioned technical scheme, press from both sides tight chassis through the clamping jaw, reduce rocking of rotor in the course of the work, provide the machining precision.

Furthermore, a transmission assembly is arranged between the conveying production line and the compaction device, a pushing cylinder used for pushing the compaction bottom ring to the transmission assembly is arranged on the compaction seat, and the transmission assembly conveys the compaction bottom ring to the conveying production line.

Through adopting above-mentioned technical scheme, after the rotor piece compaction, promote the cylinder and promote the compaction end ring to transmit the subassembly on, transmit the subassembly with the compaction end ring send to carry on producing the line, reduce the human input, improve work efficiency.

Further, transmission assembly includes the transmission support, be connected with a plurality of transmission rollers between two inside walls of transmission support, the transmission roller both ends are inserted the transmission support inside wall and are connected rather than rotating, are located and are connected with gear motor on the driving roller of transmission support tip, the partial cover that the transmission roller inserted the transmission support is equipped with the drive belt.

Through adopting above-mentioned technical scheme, gear motor drives the drive belt, and the drive belt drives the transmission roller and rotates simultaneously to conveying rotor to conveyor is last, reduces the manpower and uses, improves work efficiency.

Further, carry and produce the line and include multisection conveying support, be connected with the conveying roller between conveying support's the both sides wall, be connected with gear motor on the conveying roller that is located conveying support tip, the partial cover that the conveying roller inserted conveying support is equipped with the drive belt.

Through adopting above-mentioned technical scheme, because carry the production line not necessarily can deliver to corresponding device department with the rotor, every device corresponds a conveying support, when this conveying support delivered the rotor to corresponding position department, corresponding positioning sensor top touched the rotor, and the gear motor stall on the corresponding conveying support this moment.

Further, pressurizer includes a plurality of pressurize framves, the pressurize frame is including pressurize seat and pressurize dish, the pressurize is fitted with a contraceptive ring and is equipped with a plurality of pressurize poles, pressurize dish and pressurize pole sliding connection, pressurize pole top are equipped with an internal thread section of thick bamboo, are equipped with the screw thread on the pressurize pole, an internal thread section of thick bamboo and pressurize pole threaded connection.

Through adopting above-mentioned technical scheme, through setting up the pressurize frame, cool off and the pressurize to the rotor, avoid rotor piece not hard up to break away from, guarantee the compactness of connecting between the rotor piece.

In conclusion, the invention has the following beneficial effects:

1. through the arrangement of the conveying device, workers do not need to move the rotor to the corresponding station, so that the labor input is reduced, and the working efficiency is improved;

2. through the arrangement of the driving assembly, the stacked rotor sheets can be moved to the lower part of the hydraulic machine only through the driving assembly, so that the labor is saved;

3. through the setting of clamping jaw dish, press from both sides tight compaction bottom ring, improve the precision of compaction.

Drawings

FIG. 1 is a schematic view of the overall structure of a production line of a rotor of an electric motor in the embodiment;

FIG. 2 is a schematic view for embodying a conveying apparatus in the embodiment;

FIG. 3 is a schematic illustration of an embodiment for embodying a compaction apparatus;

FIG. 4 is a side view of the compacting apparatus of an embodiment;

FIG. 5 is a schematic illustration of an embodiment for embodying a compacted bottom ring;

FIG. 6 is a schematic diagram of an embodiment for embodying a transmission assembly;

FIG. 7 is a schematic diagram of an embodiment of a device for embodying a sleeve shaft;

fig. 8 is a schematic view for embodying the pressurizer in the example.

In the figures, 1, a compacting device; 11. compacting the upright column; 12. a base; 13. compacting the top plate; 14. a hydraulic press; 15. compacting rings; 16. compacting the seat; 161. a jaw plate; 162. a clamping jaw; 17. compacting the bottom ring; 171. a chassis; 172. a chute; 173. a first threaded hole; 174. a second threaded hole; 175. fixing the screw rod; 176. a limiting seat; 177. a limiting shaft; 18. a slide rail; 19. a drive assembly; 191. a first internally threaded bore; 192. driving a lead screw; 193. a drive motor; 194. a limit sensor; 2. a heating device; 3. a sleeve shaft device; 31. a clamping member; 4. a pressure maintaining device; 41. a pressure maintaining frame; 411. a pressure maintaining seat; 412. a pressure maintaining disc; 42. a pressure-retaining rod; 43. an internal threaded barrel; 5. a conveying device; 51. a conveying production line; 511. a delivery stent; 512. a conveying roller; 52. a positioning sensor; 6. a transmission assembly; 61. a transport support; 62. a transfer roller; 7. a push cylinder; 71. pushing the plate; 8. a reduction motor; 9. a transmission belt.

Detailed Description

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

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a motor rotor production line is shown in figure 1 and comprises a compacting device 1, a heating device 2, a sleeve shaft device 3 and a pressure maintaining device 4 which are sequentially arranged and located on the same straight line, and further comprises a controller and a conveying device 5, wherein the conveying device 5 comprises a plurality of conveying production lines 51, and positioning sensors 52 are arranged at outlets of the conveying production lines 51 corresponding to the compacting device 1, the heating device 2 and the sleeve shaft device 3. The conveying device 5 is arranged along the arrangement direction of the compacting device 1, the heating device 2, the sleeve shaft device 3 and the pressure maintaining device 4.

As shown in fig. 1 and 2, the conveying line 51 includes a plurality of sections of conveying supports 511, conveying rollers 512 are connected between two side walls of the conveying supports 511, a speed reduction motor 8 is connected to the conveying rollers 512 at the end portions of the conveying supports 511, and a transmission belt 9 is sleeved on the portion of the conveying rollers 512 inserted into the conveying supports 511. Since the conveying line 51 is not necessarily capable of delivering the rotor to the corresponding device, each device corresponds to one conveying support 511, when the conveying support 511 delivers the rotor to the corresponding position, the corresponding positioning sensor 52 contacts the rotor, and the speed reduction motor 8 on the corresponding conveying support 511 stops rotating.

As shown in fig. 3 and 4, the compacting apparatus 1 comprises four compacting posts 11 arranged in a rectangular shape and a base 12, the four posts being provided on the base 12. The top ends of the four upright posts are provided with compaction top plates 13, the bottom surfaces of the compaction top plates 13 are provided with hydraulic machines 14, the hydraulic machines 14 drive compaction rings 15 to move up and down, compaction bases 16 are arranged below the hydraulic machines 14, and compaction bottom rings 17 are arranged on the compaction bases 16. After the rotor sheets are placed on the compacting bottom ring 17, the hydraulic press 14 is started, and the hydraulic press 14 drives the compacting ring 15 to compact the plurality of rotor sheets.

As shown in figures 3 and 4, the compacting device 1 further comprises two slide rails 18 perpendicular to the conveying device 5 (see figure 1, the slide rails 18 are arranged on the base 12 and extend to the ground, the compacting seat 16 is slidably connected with the slide rails 18, the compacting device 1 further comprises a driving assembly 19 for driving the compacting seat 16 to slide back and forth along the slide rails 18, a worker can stack a rotor sheet on the compacting bottom ring 17 outside the compacting upright 11 and then push the compacting seat 16 into the position below the hydraulic press 14 through the driving assembly 19, the handling of the worker is reduced, manpower is saved, and in addition, the slide rails 18 prevent the compacting seat 16 from deviating from a sliding path in the sliding process.

As shown in fig. 3 and 4, the driving assembly 19 includes a first internal threaded hole 191 disposed in the base 12, a driving lead screw 192 penetrates through the first internal threaded hole 191, a driving motor 193 is disposed at one end of the driving lead screw 192, and the driving assembly 19 further includes limit sensors 194 disposed at two ends of the slide rail 18. The driving motor 193 drives the driving screw 192 to rotate, after the corresponding position is reached, the side wall of the compaction seat 16 is abutted to the limit sensor 194, and a stop signal is sent to the driving motor 193, so that the compaction seat 16 is stopped at the corresponding position, full automation is realized, and the manpower input is reduced.

As shown in fig. 5, the compacting bottom ring 17 includes a bottom plate 171, a sliding groove 172 is radially disposed on the bottom plate 171, the sliding groove 172 extends to the center of the bottom plate 171, a limiting seat 176 is slidably disposed in the sliding groove 172, a vertically disposed limiting shaft 177 is disposed on the limiting seat 176, a first threaded hole 173 is disposed on the limiting seat 176 along the length direction of the sliding groove 172, a second threaded hole 174 is disposed in the bottom plate 171 and coaxial with the first threaded hole 173, and a fixing screw 175 is disposed between the first threaded hole 173 and the second threaded hole 174 in a penetrating manner. A limiting shaft 177 is arranged on the base plate 171 to facilitate the workers to put the rotor sheets together neatly. A fixing screw 175 is disposed between the limiting seat 176 and the bottom plate 171 to facilitate the assembly and disassembly of the limiting seat 176.

As shown in fig. 3, the compacting base 16 includes a jaw plate 161, the jaw plate 161 includes four three jaws 162 disposed around the center of the compacting base 16, and the jaw plate 161 is similar to the three-jaw chuck structure of the current machine tool and will not be described herein. The clamping jaw 162 clamps the base plate 171, so that the shaking of the rotor in the working process is reduced, and the machining precision is improved.

As shown in fig. 3 and 6, a transmission assembly 6 is arranged between the conveying production line 51 and the compacting device 1, a pushing cylinder 7 for pushing the compacting base onto the transmission assembly 6 is arranged on the compacting base 16, a pushing plate 71 is arranged at the top end of the pushing cylinder 7, so that the compacting base ring 17 is conveniently aligned with the conveying base ring 17, and the transmission assembly 6 sends the compacting base ring 17 to a corresponding rotor carrying plate on the conveying production line 51. The upper surface of the transfer assembly 6 is at the same level as the upper surface of the compacting base 16. After the rotor piece compaction, promote cylinder 7 and promote compaction end ring 17 to transmit subassembly 6 on, transmit subassembly 6 and deliver to the rotor that corresponds on the production line 51 with compaction end ring 17 on carrying the thing board, reduce the human input, improve work efficiency.

As shown in fig. 6, the transmission assembly 6 includes a transmission support 61, a plurality of transmission rollers 62 are connected between two inner side walls of the transmission support 61, two ends of each transmission roller 62 are inserted into the inner side wall of the transmission support 61 and are rotatably connected with the transmission roller, a speed reduction motor 8 is connected to the transmission roller positioned at the end of the transmission support 61, and a transmission belt 9 is sleeved on the part of the transmission roller 62 inserted into the transmission support 61. Gear motor 8 drives drive belt 9, and drive belt 9 drives transmission roller 62 and rotates simultaneously to conveying rotor to conveyor 5 (see fig. 1) is last, reduces the manpower and uses, improves work efficiency.

As shown in fig. 1, the heating device 2 is an existing device and is not described herein, when the compacting bottom ring 17 and the rotor move to the heating device 2, a worker is required to take the rotor down, separate the limiting seat from the rotor, then place the rotor into the heating device 2 for heating, and send the heated rotor to the next process through the conveying device 5.

As shown in fig. 1 and 7, the sleeve shaft device 3 has substantially the same structure as the compacting device 1 (see fig. 3), but does not include the driving assembly 19. In addition, a clamping piece 31 is arranged in the sleeve shaft device 3 to clamp the rotating shaft and is pressed into the rotor through a hydraulic machine 14. A transmission assembly 6 is further arranged between the sleeve shaft device 3 and the conveying device 5, a pushing cylinder 7 is arranged at the position, corresponding to the sleeve shaft device 3, of the conveying device 5, the pushing cylinder 7 pushes the rotor to the transmission assembly 6, and then the rotor is conveyed to a compaction seat 16 (see fig. 3) of the sleeve shaft device 3 through the transmission assembly 6.

As shown in fig. 8, the pressure maintaining device 4 includes a plurality of pressure maintaining frames 41, each pressure maintaining frame 41 includes a pressure maintaining base 411 and a pressure maintaining disc 412, a plurality of pressure maintaining rods 42 are annularly arranged on the pressure maintaining base 411, the pressure maintaining discs 412 are slidably connected to the pressure maintaining rods 42, an internal thread cylinder 43 is arranged at the top end of each pressure maintaining rod 42, a thread is arranged on each pressure maintaining rod 42, and the internal thread cylinder 43 is in threaded connection with the pressure maintaining rods 42. Through setting up the pressurize frame 41, cool off and pressurize the rotor, avoid the not hard up separation of rotor piece, guarantee the compactness of connecting between the rotor piece.

In addition, each sensor, the speed reducer and the air cylinder in the embodiment are all connected with the controller, and the controller sends control signals.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (8)

1. The utility model provides an electric motor rotor production line which characterized in that: comprises a compacting device (1), a heating device (2), a sleeve shaft device (3) and a pressure maintaining device (4) which are arranged in sequence and positioned on the same straight line, and also comprises a controller and a conveying device (5), wherein the conveying device (5) is arranged along the arrangement direction of the compacting device (1), the heating device (2), the sleeve shaft device (3) and the pressure maintaining device (4),

the conveying device (5) comprises a plurality of conveying production lines (51), the positions, corresponding to the compacting device (1), the heating device (2) and the sleeve shaft device (3), on the conveying production lines (51) are respectively provided with a positioning sensor (52), the compacting device (1) comprises four compacting upright columns (11) which are arranged in a rectangular mode, the top ends of the four upright columns are provided with compacting top plates (13), the bottom surfaces of the compacting top plates (13) are provided with hydraulic machines (14) and compacting rings (15), the hydraulic machines (14) drive the compacting rings (15) to move up and down, compacting seats (16) are arranged below the hydraulic machines (14), compacting bottom rings (17) are arranged on the compacting seats (16), each compacting bottom ring (17) comprises a chassis (171), a sliding groove (172) is radially arranged on the chassis (171), the sliding groove (172) extends to the center of the chassis (171), and a limiting seat (176) is slidably arranged in the, be equipped with spacing axle (177) of vertical setting on spacing seat (176), be equipped with on spacing seat (176) and set up first screw hole (173) along spout (172) length direction, be equipped with in chassis (171) and set up second screw hole (174) with first screw hole (173) coaxial, wear to be equipped with between first screw hole (173) and second screw hole (174) and establish set screw (175).

2. An electric machine rotor production line as claimed in claim 1, characterized in that: the compacting device (1) further comprises two sliding rails (18) perpendicular to the length direction of the conveying device (5), the compacting base (16) is connected with the sliding rails (18) in a sliding mode, and the compacting device (1) further comprises a driving assembly (19) used for driving the compacting base (16) to slide along the sliding rails (18) in a reciprocating mode.

3. An electric machine rotor production line as claimed in claim 2, characterized in that: the driving assembly (19) comprises a first internal thread hole (191) arranged in the seat, a driving lead screw (192) penetrates through the first internal thread hole (191), a driving motor (193) is arranged at one end of the driving lead screw (192), and the driving assembly (19) further comprises limiting sensors (194) arranged at two ends of the sliding rail (18).

4. An electric machine rotor production line as claimed in claim 1, characterized in that: the compaction base (16) comprises a clamping jaw disc (161), and the clamping jaw disc (161) comprises four clamping jaws (162) arranged around the center of the compaction base (16).

5. An electric machine rotor production line as claimed in claim 1, characterized in that: be equipped with transmission subassembly (6) between carrying production line (51) and compaction device (1), be equipped with on compaction seat (16) and be used for pushing away push cylinder (7) on transmission subassembly (6) with compaction end ring (17), transmission subassembly (6) send compaction end ring (17) to carry on production line (51).

6. An electric machine rotor production line as claimed in claim 5, characterized in that: transmission subassembly (6) are including transmission support (61), be connected with a plurality of transmission rollers (62) between two inside walls of transmission support (61), transmission roller (62) both ends are inserted transmission support (61) inside wall and are connected rather than rotating, are located to be connected with gear motor (8) on the driving roller of transmission support (61) tip, the partial cover that transmission roller (62) inserted transmission support (61) is equipped with drive belt (9).

7. An electric machine rotor production line as claimed in claim 1, characterized in that: carry and produce line (51) and include multisection conveying support (511), be connected with conveying roller (512) between the both sides wall of conveying support (511), be connected with gear motor (8) on conveying roller (512) that are located conveying support (511) tip, the part cover that conveying roller (512) inserted conveying support (511) is equipped with drive belt (9).

8. An electric machine rotor production line as claimed in claim 1, characterized in that: pressurize device (4) include a plurality of pressure maintaining frames (41), pressure maintaining frame (41) are including keeping a pressure seat (411) and pressurize dish (412), the pressurize is fitted with a contraceptive ring and is equipped with a plurality of pressure maintaining pole (42), pressure maintaining dish (412) and pressure maintaining pole (42) sliding connection, pressure maintaining pole (42) top is equipped with an internal thread section of thick bamboo (43), is equipped with the screw thread on pressure maintaining pole (42), an internal thread section of thick bamboo (43) and pressure maintaining pole (42) threaded connection.

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