CN108788760B - Deburring mechanism for worm of automobile micro-motor - Google Patents
Deburring mechanism for worm of automobile micro-motor Download PDFInfo
- Publication number
- CN108788760B CN108788760B CN201810904478.5A CN201810904478A CN108788760B CN 108788760 B CN108788760 B CN 108788760B CN 201810904478 A CN201810904478 A CN 201810904478A CN 108788760 B CN108788760 B CN 108788760B
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- micro
- deburring
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- mounting
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- 238000000034 method Methods 0.000 claims abstract description 4
- 244000137852 Petrea volubilis Species 0.000 claims description 58
- 238000003825 pressing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 9
- 238000004064 recycling Methods 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
- B23D79/02—Machines or devices for scraping
- B23D79/04—Machines or devices for scraping with rotating cutting-tool, e.g. for smoothing linings of bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
Abstract
The invention discloses an automobile micro-motor worm deburring mechanism which comprises a frame, a micro-motor rotor elastic floating supporting mechanism and a micro-motor rotor rotation driving mechanism, wherein the micro-motor rotor elastic floating supporting mechanism and the micro-motor rotor rotation driving mechanism are arranged on the frame; the deburring mechanism is arranged on the middle mounting platform and can move horizontally, and when the worm part of the micro-motor rotor is inserted into the deburring mechanism, burrs of the worm tooth tops are removed by the deburring mechanism; the electric control part controls the micro-motor rotor rotation driving mechanism and the deburring mechanism. According to the invention, the burrs of the worm part of the micro motor rotor are removed by utilizing the two deburring screw rods, and the shaft end at the other end of the micro motor rotor is sanded, so that the noise generated in the running process of the micro motor is effectively reduced, and the stable running of the motor is ensured.
Description
Technical Field
The invention relates to the technical field of machining of automobile micro-motor worms, in particular to an automobile micro-motor worm deburring mechanism which can avoid the problems of large tooth top burrs of a worm, influence on the loading engagement of a worm tooth shape and a bevel gear, and large abnormal sound and noise when a motor runs.
Background
The worm gear hobbing of the micro-motor in the current market adopts two rollers or three rollers of gear hobbing machines to perform gear hobbing or adopts a thread rolling machine to thread back and forth; the two-roller or three-roller gear hobbing machine or thread rolling machine has huge equipment volume and relatively high price, and the equipment can have the condition of lubricating oil leakage by adopting a lubricating oil adding mode, so that the 5S in the production site is seriously unqualified.
Disclosure of Invention
The invention aims to solve the technical problem of providing the automobile micro-motor worm deburring mechanism aiming at the defects in the prior art, and the automobile micro-motor worm deburring mechanism can remove burrs on the tooth tops of worms, improve the loading meshing effect of worm tooth shapes and bevel gears and solve the problems of abnormal sound and high noise during motor operation.
The technical problems to be solved by the invention can be realized by the following technical scheme:
an automotive micro-motor worm deburring mechanism comprising:
a frame having a middle mounting platform and a top mounting platform above the middle mounting platform;
the micro-motor elastic floating support mechanism is arranged on the middle mounting platform, and a micro-motor rotor is arranged on the micro-motor elastic floating support mechanism and can rotate on the micro-motor elastic floating support mechanism;
the micro-motor rotor rotation driving mechanism is arranged on the top mounting platform and can move up and down, and when the micro-motor rotor rotation driving mechanism moves downwards to be in contact with the micro-motor rotor, the micro-motor rotor is driven to rotate on the micro-motor elastic floating supporting mechanism;
the deburring mechanism is arranged on the middle mounting platform and can move horizontally, when the deburring mechanism moves to the working position, the worm part of the micro-motor rotor is inserted into the deburring mechanism, and burrs of the worm tooth tops are removed by the deburring mechanism;
and the electric control part is arranged on the frame and positioned below the middle mounting platform, and controls the micro-motor rotor rotation driving mechanism and the deburring mechanism.
In a preferred embodiment of the present invention, further comprising a sanding mechanism mounted on the intermediate mounting platform and horizontally movable, the sanding mechanism being controlled by the electrical control section; when the sanding mechanism moves to the shaft end part of the micro-motor rotor, the sanding mechanism performs sanding treatment on the shaft end of the micro-motor rotor so as to further solve the problems of abnormal sound and high noise during motor operation.
In a preferred embodiment of the present invention, the micro-motor elastic floating support mechanism comprises a rubber wheel seat and a pair of rubber wheels floatingly mounted on the rubber wheel seat.
In a preferred embodiment of the invention, a wheel groove is formed in the rubber wheel seat, four inclined shaft grooves are formed in two groove edges of the wheel groove, the inner end position of each inclined shaft groove is lower than the outer end position, the wheel body part of each rubber wheel is arranged in the wheel groove, and two ends of the wheel shaft of each rubber wheel are respectively supported in the two inclined wheel grooves in a floating mode.
In a preferred embodiment of the present invention, the micro-motor rotor rotation driving mechanism is driven by a lower pressure cylinder to move up and down.
In a preferred embodiment of the present invention, the cylinder portion of the lower pressure cylinder is fixedly mounted on a lower pressure cylinder fixing plate, the lower pressure cylinder fixing plate is mounted on the top mounting platform, and the piston shaft in the lower pressure cylinder extends toward the middle mounting platform after passing through the lower pressure cylinder fixing plate and the top mounting platform.
In a preferred embodiment of the present invention, the micro-motor rotor rotation driving mechanism includes a lifting plate, a servo motor mounting plate, a micro-motor rotor driving servo motor, a driving pulley, a pair of driven pulleys and a pressing belt, wherein the lifting plate is fixed on the end of the piston shaft of the lower pressing cylinder and moves up and down along with the piston shaft of the lower pressing cylinder, the servo motor mounting plate is fixed on the lifting plate, the micro-motor rotor driving servo motor is mounted on the servo motor mounting plate, the driving pulley is fixed on the output shaft of the micro-motor rotor driving servo motor, a pair of driven pulley shafts are arranged on the servo motor mounting plate, and the pressing belt is wound on one driving pulley and a pair of driven pulleys and is driven by the driving pulley to move.
In a preferred embodiment of the invention, the deburring mechanism is mounted on a slider which is reciprocally moved by a side cylinder and a return spring.
In a preferred embodiment of the present invention, the sliding block is slidably disposed on a pair of guide shafts and a spring sleeve shaft, two ends of the pair of guide shafts and the spring sleeve shaft are respectively fixed on the side cylinder mounting plate and the guide shaft mounting plate, the side cylinder mounting plate and the guide shaft mounting plate are fixed on the middle mounting platform at intervals, and the spring is sleeved on the spring sleeve shaft and is located between the sliding block and the guide shaft mounting plate to drive the sliding block to reset; the side air cylinder is fixed on the side air cylinder mounting plate, and a piston shaft in the side air cylinder drives the sliding block to move along the pair of guide shafts and the spring sleeve shaft.
In a preferred embodiment of the present invention, the deburring mechanism comprises a fixed block, a sleeve, a pair of deburring rod mounting blocks, two deburring screw rods, a deburring start signal sensor and a deburring in-place signal sensor; the fixed block is fixedly arranged on the sliding block, the sleeve is fixed at the center of the fixed block, and two arc openings are symmetrically formed in the sleeve; the pair of deburring rod mounting blocks are mounted on the fixed block and are positioned on two sides of the sleeve, two holes for the deburring screw rods to pass through are formed in each deburring rod mounting block, a spring thimble is arranged in each hole, and each deburring screw rod passes through the corresponding holes in the two area deburring mounting blocks and the corresponding arc-shaped opening in the sleeve; the part of each deburring screw rod exposed out of the pair of deburring screw rod mounting blocks is respectively screwed with a locking nut, the deburring screw rod penetrating through the hole is jacked by a spring thimble in the hole to be in a floating state, and in the deburring process, the deburring screw rod is contacted with the tooth crest of the worm part of the micro-motor rotor to remove burrs on the tooth crest; the deburring start signal sensor and the deburring in-place signal sensor are installed on the middle installation platform, the deburring mechanism is monitored in the deburring start position and the deburring in-place position, monitored data are sent to the electric control part, and the electric control part controls the working state of the side air cylinder.
In a preferred embodiment of the present invention, the sanding mechanism includes a metallographic sand paper supply mechanism and a metallographic sand paper clamping mechanism, the metallographic sand paper supply mechanism is mounted on the intermediate mounting platform, the metallographic sand paper clamping mechanism is slidably arranged on the intermediate mounting platform, the metallographic sand paper supply mechanism outputs metallographic sand paper to the metallographic sand paper clamping mechanism and recovers used metallographic sand paper from the metallographic sand paper clamping mechanism, and the metallographic sand paper clamping mechanism clamps the metallographic sand paper passing through the metallographic sand paper clamping mechanism on the shaft end of the micro motor rotor to sand the shaft end.
In a preferred embodiment of the present invention, the metallographic coated abrasive clamping mechanism is mounted on a slide plate slidably disposed on a slide rail, both ends of the slide rail being supported on the intermediate mounting platform by first and second slide rail mounting plates, the slide plate reciprocating within an area defined by the first and second slide rail mounting plates.
In a preferred embodiment of the present invention, an adjusting nut is mounted on the first sliding rail mounting plate, an adjusting screw is screwed in the adjusting nut, the adjusting screw contacts with the sliding plate, and the position of the sliding plate can be adjusted by rotating the adjusting screw.
In a preferred embodiment of the invention, a slide plate return spring mounting shaft is arranged between the second slide rail mounting plate and the slide plate, and the slide plate is in sliding fit with the slide plate return spring mounting shaft; the sliding plate return spring mounting shaft is sleeved with a sliding plate return spring, one end of the sliding plate return spring is in contact with the second sliding rail mounting plate, the other end of the sliding plate return spring is in contact with the sliding plate, and the sliding plate is driven to reciprocate by virtue of the sliding plate return spring and a cam mechanism mounted on the middle mounting platform.
In a preferred embodiment of the invention, the cam mechanism comprises a cam motor mounted on the intermediate mounting platform and a cam mounted on an output shaft of the cam motor, the cam being driven to rotate by the cam motor, rotation of the cam driving movement of the slide.
In a preferred embodiment of the present invention, the metallographic sand paper feeding mechanism comprises a mounting plate, a metallographic sand paper disc mounting shaft fixed on the mounting plate, a metallographic sand paper recycling mechanism mounted on the mounting plate, a first guide wheel mounting plate mounted on the mounting plate, a first guide wheel set mounted on the first guide wheel mounting plate, a second guide wheel set, a second guide wheel mounting plate mounted on the second slide rail mounting plate and a third guide wheel set mounted on the second guide wheel mounting plate, wherein the first guide wheel mounting plate is positioned outside a paper feeding end of the metallographic sand paper clamping mechanism, and the second guide wheel mounting plate is positioned outside a paper discharging end of the metallographic sand paper clamping mechanism; the metallographic sand paper disc is arranged on the metallographic sand paper disc mounting shaft, metallographic sand paper released by the metallographic sand paper disc passes through the metallographic sand paper clamping mechanism after being guided by the first guide wheel set, returns to the second guide wheel set after being guided by the third guide wheel set, then enters the metallographic sand paper recycling mechanism after being guided by the second guide wheel set, and the metallographic sand paper recycling mechanism pulls and recycles the metallographic sand paper.
Due to the adoption of the technical scheme, under the condition of a limited field, burrs of the worm part of the micro-motor rotor are removed by utilizing the two deburring screw rods, and meanwhile, the shaft end at the other end of the micro-motor rotor is sanded, so that noise generated in the running process of the micro-motor is effectively reduced, and the stable running of the motor is ensured. The other two deburring screw rods can rapidly move in a staggered manner after being worn, so that deburring efficiency is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the worm deburring mechanism for an automobile micro-motor according to the present invention.
Fig. 2 is a schematic diagram of the structure and installation of a micro-motor rotor rotation driving mechanism in the worm deburring mechanism for an automobile.
Fig. 3 is a schematic diagram showing the assembly between the elastic floating support mechanism of the micro motor and the deburring mechanism in the worm deburring mechanism of the automobile according to the present invention.
Fig. 4 is an installation perspective view of a deburring mechanism in the worm deburring mechanism for an automobile according to the present invention.
Fig. 5 is a schematic top view of the installation of the deburring mechanism in the worm deburring mechanism for automotive micro-motors according to the present invention.
Fig. 6 is a cross-sectional view A-A of fig. 5.
Fig. 7 is a B-B cross-sectional view of fig. 5.
Fig. 8 is a schematic structural view of a sanding mechanism in the worm deburring mechanism for an automobile micro-motor according to the present invention.
Detailed Description
Referring to fig. 1, an automotive micro-motor worm deburring mechanism is shown comprising a frame 100 having a central mounting platform 110 and a top mounting platform 120 above the central mounting platform 110.
A micro-motor elastic floating support mechanism 200 is mounted on the intermediate mounting platform 110, and the micro-motor rotor 300 is mounted on the micro-motor elastic floating support mechanism 200 and rotatable on the micro-motor elastic floating support mechanism 200.
Rotation of the micro-machine rotor 300 is driven by means of a micro-machine rotor rotation drive mechanism 400 mounted on the top mounting platform 120. The micro-motor rotor rotation driving mechanism 400 can move up and down, and when the micro-motor rotor rotation driving mechanism 400 moves down to be in contact with the micro-motor rotor 300, the micro-motor rotor 300 is driven to rotate on the micro-motor elastic floating support mechanism 200.
A deburring mechanism 500 is mounted on the intermediate mounting platform 110, and when the deburring mechanism 500 is moved to the working position, the worm portion 310 of the micro-motor rotor 300 is inserted into the deburring mechanism 500, and burrs at the worm tooth tops are removed by the deburring mechanism 500.
In addition, a sanding mechanism 600 capable of horizontally moving is mounted on the middle mounting platform 110, when the sanding mechanism 600 moves to the shaft end part 320 of the micro-motor rotor 300, the sanding mechanism 600 performs sanding treatment on the shaft end 320 of the micro-motor rotor 300, so as to further solve the problems of abnormal noise and high noise during motor operation.
An electrical control part 700 for controlling the operating states of the micro-motor rotor rotation driving mechanism 400, the deburring mechanism 500 and the sanding mechanism 600 is installed on the machine frame 100 below the intermediate installation platform 110.
Referring to fig. 3 and 7 in combination, the micro-motor elastic floating support mechanism 200 shown in the drawings comprises a rubber wheel seat 210 and a pair of rubber wheels 220 and 230, a wheel groove 211 is formed in the rubber wheel seat 210, four inclined shaft grooves 212, 212a, 213 and 213a are formed in two groove edges of the wheel groove 211, and the inner end position of each inclined shaft groove 212, 212a, 213 and 213a is lower than the outer end position.
The wheel body portions 221, 231 of the rubber wheels 220, 230 are disposed in the wheel groove 211, and both ends of the wheel axle 222 of the rubber wheel 220 are respectively floatingly supported in the two inclined wheel grooves 212, 212a, and both ends of the wheel axle 232 of the rubber wheel 230 are respectively floatingly supported in the two inclined wheel grooves 213, 213 a.
The above-mentioned micro-motor elastic floating support mechanism 200 adopts four inclined shaft grooves 212, 212a, 213a structure, so that a pair of rubber wheels 220, 230 always lean towards the middle under the action of gravity, thereby forming effective support for the micro-motor rotor 300.
Referring to fig. 2 in combination, the micro-motor rotor rotation driving mechanism 400 is driven to move up and down by a lower pressure cylinder 410. The cylinder body portion of the lower pressure cylinder 410 is fixedly mounted on a lower pressure cylinder fixing plate 420, the lower pressure cylinder fixing plate 420 is mounted on the top mounting platform 120, and a piston shaft in the lower pressure cylinder 410 extends toward the middle mounting platform 110 after passing through the lower pressure cylinder fixing plate 420 and the top mounting platform 120.
The lifting plate 430 in the micro-motor rotor rotation driving mechanism 400 is fixed on the end of the piston shaft of the lower pressure cylinder 410 and moves up and down along with the piston shaft of the lower pressure cylinder 410, the lifting plate 430 is guided by four guide posts 431 fixed on the lifting plate 430, and the four guide posts 431 are in guide sliding fit with the lower pressure cylinder fixing plate 420.
The servo motor mounting plate 440 is fixed on the lifting plate 430, the micro motor rotor driving servo motor 450 is mounted on the servo motor mounting plate 440, the driving pulley 460 is fixed on the output shaft of the micro motor rotor driving servo motor 450, a pair of driven pulleys 470, 480 are axially arranged on the servo motor mounting plate 440, and the pressing belt 490 is looped on the driving pulley 460 and the pair of driven pulleys 470, 480.
The micro-motor rotor drives the servo motor 450 to drive the driving pulley 460 to rotate, the driving pulley 460 drives the pressing belt 490 to circularly move, and when the pressing belt 490 contacts the micro-motor rotor 300, the micro-motor rotor 300 is driven to rotate.
Referring to fig. 3 to 7 in combination, the deburring mechanism 500 includes a fixed block 511, a sleeve 512, a pair of deburring rod mounting blocks 513, 514, two deburring screw rods 515, 516, a deburring start signal sensor 517 and a deburring in-place signal sensor 518; the fixed block 511 is fixedly installed on a sliding block 520, the sleeve 512 is fixed at the center of the fixed block 511, and two arc-shaped openings 512a and 512b are symmetrically formed in the sleeve 512.
A pair of deburring rod mounting blocks 513, 514 are mounted on the fixing block 511 on both sides of the sleeve 512. In order to accurately mount the pair of the deburring rod mounting blocks 513, 514, a dovetail 511a is provided on the side of the fixing block 511 for mounting the pair of the deburring rod mounting blocks 513, 514, and a dovetail groove 513a, 514a is provided on each of the pair of the deburring rod mounting blocks 513, 514. When the pair of deburring rod mounting blocks 513 and 514 are mounted, the pair of deburring rod mounting blocks 513 and 514 can be accurately mounted by sleeving the dovetail grooves 513a and 514a on the pair of deburring rod mounting blocks 513 and 514 on the dovetail 511a on the fixing block 511.
The distance between the pair of the deburring rod mounting blocks 513, 514 is adjustable, and after the adjustment, the pair of the deburring rod mounting blocks 513, 514 are connected by the upper connecting plate 519, the lower connecting plate 519 a. In addition, corresponding kidney-shaped holes are formed in the upper connecting plate 519 and the lower connecting plate 519a, so that screws for connecting the pair of deburring rod mounting blocks 513 and 514 with the upper connecting plate 519 and the lower connecting plate 519a pass through the kidney-shaped holes in the upper connecting plate 519 and the lower connecting plate 519a and are screwed into the screw holes in the pair of deburring rod mounting blocks 513 and 514, the pair of deburring rod mounting blocks 513 and 514 can be connected with the upper connecting plate 519 and the lower connecting plate 519a, and the distance between the pair of deburring rod mounting blocks 513 and 514 can be adjusted by loosening the screws.
Two holes 513b, 513c, 514b, 514c for the deburring screw rod to pass through are formed in each deburring screw rod mounting block 513, 514, a spring thimble 513d, 513e, 514d, 514e is arranged in each hole 513b, 513c, 514b, 514c, and each deburring screw rod 515, 516 passes through the corresponding hole 513b, 513c, 514b, 514c in the two region deburring screw rod mounting blocks 513, 514 and the corresponding arc-shaped opening 512a, 512b in the sleeve 512; the deburring screw shafts 515, 516 passing through the holes 513b, 513c, 514b, 514c are lifted up in a floating state by the spring pins 513d, 513e, 514d, 514e in the holes 513b, 513c, 514b, 514c,
when the worm portion 310 of the micro-machine rotor 300 is inserted into the sleeve 512 of the deburring mechanism 500, the floating pair of deburring screws 515, 516 remove burrs from the worm tooth tips during rotation of the worm portion 310 of the micro-machine rotor 300.
The portion of each of the deburring screw shafts 515, 516 exposed outside the pair of deburring screw mounting blocks 513, 514 is respectively screwed with a lock nut 515a, 515b, 516a, 516b, the lock nuts 515a, 515b, 516a, 516b lock the axial position of the deburring screw shafts 515, 516 on the one hand, and on the other hand, when the deburring screw shafts 515, 516 are worn out, the lock nuts 515a, 515b, 516a, 516b can be loosened, the deburring screw shafts 515, 516 are rapidly displaced in a dislocation, and then the lock nuts 515a, 515b, 516a, 516b are locked again.
The deburring start signal sensor 517 and the deburring in-place signal sensor 518 are installed on the intermediate installation platform 120, monitor the deburring mechanism 500 entering the deburring start position and the deburring in-place position, send the monitored data to the electrical control section 700, and the electrical control section 700 controls the operating state of the side cylinder 530.
The sliding block 520 is slidably arranged on a pair of guide shafts 541, 542 and a spring sleeve shaft 543, two ends of the pair of guide shafts 541, 542 and the spring sleeve shaft 543 are respectively fixed on a side cylinder mounting plate 551 and a guide shaft mounting plate 552, a side Fang Qigang mounting plate 551 and the guide shaft mounting plate 552 are fixed on the middle mounting platform 120 at intervals, and the spring 560 is sleeved on the spring sleeve shaft 543 and is positioned between the sliding block 520 and the guide shaft mounting plate 552 to drive the sliding block 520 to reset; the side cylinder 530 is fixed to the side cylinder mounting plate 551, and the piston shaft 531 in the side Fang Qigang drives the slider 520 along a pair of guide shafts 541, 542 and a spring sleeve shaft 543. When deburring of the worm tooth top is required, the piston shaft 531 in the side Fang Qigang drives the slider 520 to move forward along the pair of guide shafts 541, 542 and a spring sleeve shaft 543 until the worm portion 310 of the micro-motor rotor 300 is inserted into the sleeve 512 in the deburring mechanism 500 for deburring. After the burr is removed, the piston shaft 531 in the side Fang Qigang is retracted and the slider 520 is returned under the action of the spring 560.
Referring to fig. 8, sanding mechanism 600 includes a metallographic coated abrasive supply mechanism 610 and metallographic coated abrasive holding mechanism 620.
Metallographic coated abrasive supply mechanism 610 comprises a mounting plate 611, a metallographic coated abrasive tray mounting shaft 612 fixed on mounting plate 611, a metallographic coated abrasive recovery mechanism 613 mounted on mounting plate 611, a first guide wheel mounting plate 614 mounted on mounting plate 611, a first guide wheel set 615 mounted on first guide wheel mounting plate 614, a second guide wheel set 616, a second guide wheel mounting plate 617 mounted on slide rail mounting plate 624, and a third guide wheel set 618 mounted on second guide wheel mounting plate 617, wherein first guide wheel mounting plate 614 is positioned outside the paper feeding end of metallographic coated abrasive clamping mechanism 620, and second guide wheel mounting plate 617 is positioned outside the paper discharging end of metallographic coated abrasive clamping mechanism 620.
A metallographic sand paper tray 800 is mounted on a metallographic sand paper tray mounting shaft 612, metallographic sand paper 810 discharged from the metallographic sand paper tray 800 passes through a metallographic sand paper clamping mechanism 620 after being guided by a first guide wheel set 615, returns to a second guide wheel set 616 after being guided by a third guide wheel set 618, then enters a metallographic sand paper recycling mechanism 613 after being guided by the second guide wheel set 616, and the metallographic sand paper recycling mechanism 613 pulls and recycles the metallographic sand paper 810.
Metallographic coated abrasive clamping mechanism 620 clamps metallographic coated abrasive 810 passing through it on shaft end 320 of micro-motor rotor 300, and sanding shaft end 320.
Metallographic coated abrasive clamping mechanism 620 is mounted on a slide plate 622 by a support plate 621, slide plate 622 is slidably disposed on a slide rail 623, both ends of slide rail 623 are supported on intermediate mounting platform 120 by slide rail mounting plates 624, 625, slide plate 622 reciprocates within the area defined by slide rail mounting plates 624, 625.
A slide return spring mounting shaft support plate 626 is mounted on the slide mounting plate 624, a slide return spring mounting shaft 627 is disposed between the support plate 621 and the slide return spring mounting shaft support plate 626, the slide return spring mounting shaft support plate 626 is slidably engaged with the slide return spring mounting shaft 627, a slide return spring 628 is sleeved on the slide return spring mounting shaft 627, one end of the slide return spring 628 is in contact with the support plate 621, the other end is in contact with the slide return spring mounting shaft support plate 626, and the slide 622 is driven to reciprocate by means of the slide return spring 628 and a cam mechanism 630 mounted on the intermediate mounting platform 120.
The cam mechanism 630 includes a cam motor 631 mounted to the intermediate mounting platform 120 and a cam 632 mounted to an output shaft of the cam motor 631, the cam 632 being driven to rotate by the cam motor 631, the rotation of the cam 632 driving the slide 622 to move.
To limit the movement distance of the slide plate 622, an adjusting nut 625a is mounted on the slide mounting plate 625, an adjusting screw 625b is screwed into the adjusting nut 625a, the adjusting screw 625b contacts the slide plate 622, and the position of the slide plate 622 can be adjusted by rotating the adjusting screw 625b, thereby changing the movement distance of the slide plate 622.
Claims (15)
1. An automotive micro-motor worm deburring mechanism, comprising:
a frame having a middle mounting platform and a top mounting platform above the middle mounting platform;
the micro-motor elastic floating support mechanism is arranged on the middle mounting platform, and a micro-motor rotor is arranged on the micro-motor elastic floating support mechanism and can rotate on the micro-motor elastic floating support mechanism;
the micro-motor rotor rotation driving mechanism is arranged on the top mounting platform and can move up and down, and when the micro-motor rotor rotation driving mechanism moves downwards to be in contact with the micro-motor rotor, the micro-motor rotor is driven to rotate on the micro-motor elastic floating supporting mechanism;
the deburring mechanism is arranged on the middle mounting platform and can move horizontally, when the deburring mechanism moves to the working position, the worm part of the micro-motor rotor is inserted into the deburring mechanism, and burrs of the worm tooth tops are removed by the deburring mechanism;
the electric control part is arranged on the frame and positioned below the middle mounting platform, and controls the micro-motor rotor rotation driving mechanism and the deburring mechanism;
the deburring mechanism comprises a fixed block, a sleeve, a pair of deburring rod installation blocks, two deburring screw rods, a deburring starting signal sensor and a deburring in-place signal sensor; the fixed block is fixedly arranged on the sliding block, the sleeve is fixed at the center of the fixed block, and two arc openings are symmetrically formed in the sleeve; the pair of deburring rod mounting blocks are mounted on the fixed block and are positioned on two sides of the sleeve, two holes for the deburring screw rods to pass through are formed in each deburring rod mounting block, a spring thimble is arranged in each hole, and each deburring screw rod passes through the corresponding holes in the two area deburring mounting blocks and the corresponding arc-shaped opening in the sleeve; the part of each deburring screw rod exposed out of the pair of deburring screw rod mounting blocks is respectively screwed with a locking nut, the deburring screw rod penetrating through the hole is jacked by a spring thimble in the hole to be in a floating state, and in the deburring process, the deburring screw rod is contacted with the tooth crest of the worm part of the micro-motor rotor to remove burrs on the tooth crest; the deburring starting signal sensor and the deburring in-place signal sensor are installed on the middle installation platform, the deburring mechanism is monitored in the deburring starting position and the deburring in-place position, monitored data are sent to the electric control part, and the electric control part controls the working state of the side air cylinder.
2. A motor vehicle micro-machine worm deburring mechanism as claimed in claim 1, further comprising a horizontally movable sanding mechanism mounted on said intermediate mounting platform, said sanding mechanism being controlled by said electrical control section; when the sanding mechanism moves to the shaft end part of the micro-motor rotor, the sanding mechanism performs sanding treatment on the shaft end of the micro-motor rotor so as to further solve the problems of abnormal sound and high noise during motor operation.
3. A micro-motor worm deburring mechanism for an automobile as claimed in claim 1 or 2, wherein said micro-motor elastic floating support mechanism comprises a rubber wheel base and a pair of rubber wheels floatingly mounted on said rubber wheel base.
4. A worm deburring mechanism for a micro-motor of an automobile as claimed in claim 3, wherein a wheel groove is formed in the rubber wheel seat, four inclined shaft grooves are formed in two groove edges of the wheel groove, the inner end position of each inclined shaft groove is lower than the outer end position, the wheel body part of each rubber wheel is arranged in the wheel groove, and two ends of the wheel shaft of each rubber wheel are respectively supported in the two inclined wheel grooves in a floating manner.
5. The automobile micro-motor worm deburring mechanism according to claim 1, wherein the micro-motor rotor rotation driving mechanism is driven by a lower pressure cylinder to move up and down.
6. The automobile micro-motor worm deburring mechanism according to claim 5, wherein the cylinder body part of the lower air cylinder is fixedly arranged on a lower air cylinder fixing plate, the lower air cylinder fixing plate is arranged on the top mounting platform, and a piston shaft in the lower air cylinder penetrates through the lower air cylinder fixing plate and the top mounting platform and then extends towards the middle mounting platform.
7. The automobile micro-motor worm deburring mechanism according to claim 6, wherein the micro-motor rotor rotation driving mechanism comprises a lifting plate, a servo motor mounting plate, a micro-motor rotor driving servo motor, a driving pulley, a pair of driven pulleys and a pressing belt, wherein the lifting plate is fixed on the tail end of a piston shaft of the lower pressing cylinder and moves up and down along with the piston shaft of the lower pressing cylinder, the servo motor mounting plate is fixed on the lifting plate, the micro-motor rotor driving servo motor is mounted on the servo motor mounting plate, the driving pulley is fixed on an output shaft of the micro-motor rotor driving servo motor, a pair of driven pulley shafts are arranged on the servo motor mounting plate, and the pressing belt is arranged on one driving pulley and a pair of driven pulleys in a surrounding mode and is driven by the driving pulley to move.
8. A car micro-motor worm deburring mechanism as claimed in claim 1, wherein said deburring mechanism is mounted on a slider which is reciprocally moved by a side cylinder and a return spring.
9. The automobile micro-motor worm deburring mechanism according to claim 8, wherein the sliding block is slidably arranged on a pair of guide shafts and a spring sleeve shaft, two ends of the pair of guide shafts and the spring sleeve shaft are respectively fixed on a side air cylinder mounting plate and a guide shaft mounting plate, the side air cylinder mounting plate and the guide shaft mounting plate are fixed on the middle mounting platform at intervals, and the spring is sleeved on the spring sleeve shaft and is positioned between the sliding block and the guide shaft mounting plate so as to drive the sliding block to reset; the side air cylinder is fixed on the side air cylinder mounting plate, and a piston shaft in the side air cylinder drives the sliding block to move along the pair of guide shafts and the spring sleeve shaft.
10. An automotive micro-motor worm deburring mechanism as set forth in claim 2, wherein said sanding mechanism comprises a metallographic sand paper supply mechanism and a metallographic sand paper clamping mechanism, said metallographic sand paper supply mechanism is mounted on said intermediate mounting platform, said metallographic sand paper clamping mechanism is slidably disposed on said intermediate mounting platform, said metallographic sand paper supply mechanism outputs metallographic sand paper to said metallographic sand paper clamping mechanism and recovers used metallographic sand paper from said metallographic sand paper clamping mechanism, said metallographic sand paper clamping mechanism clamps metallographic sand paper passing through said metallographic sand paper on the shaft end of said micro-motor rotor and sanding the shaft end.
11. A car micro-motor worm deburring mechanism as claimed in claim 10, wherein said metallographic coated abrasive clamping mechanism is mounted on a slide plate slidably disposed on a slide rail, both ends of said slide rail being supported on said intermediate mounting platform by first and second slide rail mounting plates, said slide plate being reciprocally movable within an area defined by said first and second slide rail mounting plates.
12. The automobile micro-motor worm deburring mechanism according to claim 11, wherein an adjusting nut is installed on the first sliding rail installation plate, an adjusting screw is screwed in the adjusting nut, the adjusting screw is in contact with the sliding plate, and the position of the sliding plate can be adjusted by rotating the adjusting screw.
13. The automobile micro-motor worm deburring mechanism according to claim 12, wherein a slide plate return spring mounting shaft is arranged between the second slide rail mounting plate and the slide plate, and the slide plate is in sliding fit with the slide plate return spring mounting shaft; the sliding plate return spring mounting shaft is sleeved with a sliding plate return spring, one end of the sliding plate return spring is in contact with the second sliding rail mounting plate, the other end of the sliding plate return spring is in contact with the sliding plate, and the sliding plate is driven to reciprocate by virtue of the sliding plate return spring and a cam mechanism mounted on the middle mounting platform.
14. A car micro-motor worm deburring mechanism as claimed in claim 13, characterised in that said cam mechanism comprises a cam motor mounted on said intermediate mounting platform and a cam mounted on the output shaft of said cam motor, said cam being rotated by means of said cam motor, rotation of the cam driving movement of said slide.
15. The apparatus of claim 14, wherein the metallographic sand paper feeding mechanism comprises a mounting plate, a metallographic sand paper plate mounting shaft fixed on the mounting plate, a metallographic sand paper recycling mechanism mounted on the mounting plate, a first guide wheel mounting plate mounted on the mounting plate, a first guide wheel set mounted on the first guide wheel mounting plate, a second guide wheel set, a second guide wheel mounting plate mounted on the second slide rail mounting plate, and a third guide wheel set mounted on the second guide wheel mounting plate, the first guide wheel mounting plate is positioned outside the paper feeding end of the metallographic sand paper clamping mechanism, and the second guide wheel mounting plate is positioned outside the paper discharging end of the metallographic sand paper clamping mechanism; the metallographic sand paper disc is arranged on the metallographic sand paper disc mounting shaft, metallographic sand paper released by the metallographic sand paper disc passes through the metallographic sand paper clamping mechanism after being guided by the first guide wheel set, returns to the second guide wheel set after being guided by the third guide wheel set, then enters the metallographic sand paper recycling mechanism after being guided by the second guide wheel set, and the metallographic sand paper recycling mechanism pulls and recycles the metallographic sand paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904478.5A CN108788760B (en) | 2018-08-09 | 2018-08-09 | Deburring mechanism for worm of automobile micro-motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904478.5A CN108788760B (en) | 2018-08-09 | 2018-08-09 | Deburring mechanism for worm of automobile micro-motor |
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| Publication Number | Publication Date |
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| CN108788760A CN108788760A (en) | 2018-11-13 |
| CN108788760B true CN108788760B (en) | 2023-12-08 |
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| CN201810904478.5A Active CN108788760B (en) | 2018-08-09 | 2018-08-09 | Deburring mechanism for worm of automobile micro-motor |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112571696B (en) * | 2021-01-05 | 2022-08-05 | 深圳万能亿弹簧五金制品有限公司 | Burr removing device adaptable to rubber springs of various lengths |
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|---|---|
| CN108788760A (en) | 2018-11-13 |
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Effective date of registration: 20240426 Address after: No. 29-1 Changjiang West Road, Sihong Economic Development Zone, Sihong County, Suqian City, Jiangsu Province, 223900 Patentee after: Jiangsu Palien New Materials Technology Co.,Ltd. Country or region after: China Address before: 201805 Baian Highway 898, Anting Town, Jiading District, Shanghai Patentee before: SHANGHAI SHENGHUABO AUTOMOBILE ELECTRIC APPLIANCE Co.,Ltd. Country or region before: China |