CN111390740B - Surface polishing device for vehicle front cover - Google Patents

Surface polishing device for vehicle front cover Download PDF

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Publication number
CN111390740B
CN111390740B CN202010300361.3A CN202010300361A CN111390740B CN 111390740 B CN111390740 B CN 111390740B CN 202010300361 A CN202010300361 A CN 202010300361A CN 111390740 B CN111390740 B CN 111390740B
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CN
China
Prior art keywords
rotating
polishing
cover
vehicle
frame
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Active
Application number
CN202010300361.3A
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Chinese (zh)
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CN111390740A (en
Inventor
孟得功
任超
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Anhui Jincen Composites Co ltd
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Anhui Jincen Composites Co ltd
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Application filed by Anhui Jincen Composites Co ltd filed Critical Anhui Jincen Composites Co ltd
Priority to CN202010300361.3A priority Critical patent/CN111390740B/en
Publication of CN111390740A publication Critical patent/CN111390740A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B29/00Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
    • B24B29/02Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/10Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/22Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation

Abstract

The invention discloses a surface polishing device for a vehicle front cover, which comprises a rack, a sliding frame, a fixed frame, a vehicle front cover clamping seat, a pneumatic rod, a second rotating arm, a telescopic arm, a buffer disc, a polishing rotating disc, an adjusting rotating frame and a lifting frame, wherein the sliding frame is movably arranged at the top of one end of the rack, the fixed frame is arranged at the top of the other end of the rack, and a first servo motor is arranged on one side of the bottom of the fixed frame; according to the invention, before the polishing turntable is contacted with the vehicle front cover, the ball on the buffer seat is firstly contacted with the surface of the vehicle front cover, until the polishing turntable is contacted, the buffer seat drives the sliding rod to move to compress the spring in the built-in groove of the buffer disk, the direct rigid contact between the polishing turntable and the vehicle front cover is avoided through the elastic deformation of the spring, and the ball keeps moving, so that the damage to the vehicle front cover and a polishing part caused by instant contact is avoided, the use safety of the device is improved, the reject ratio of product production is reduced, and the production efficiency is improved.

Description

Surface polishing device for vehicle front cover
Technical Field
The invention relates to the field of machining equipment for a vehicle front engine cover, in particular to a surface polishing device for the vehicle front engine cover.
Background
The bonnet of the car front is the bonnet in front of the car, is used for protecting the engine, speed changer, radiator, condenser, storage battery, brake vacuum pump, air condition compressor and generator of the car, and the bonnet of the car is in the course of working, its surface finish operation is indispensable, makes the bonnet surface roughness of the car reduce, in order to obtain bright and even surface.
The surface of the car front cover is symmetrically arranged, but the thicknesses and the heights of different parts are different, and the grinding and polishing angles of different parts are also different, so that the traditional polishing device needs manual operation, the processing efficiency is low, and a certain error exists in the polishing precision; simultaneously at the in-process of polishing, the direct surface that contacts with the bonnet before the car of polishing position, cause the damage of bonnet before the car and polishing position easily when the contact in the twinkling of an eye, improved the cost of bonnet polishing before the car.
Disclosure of Invention
The invention aims to provide a surface polishing device for a vehicle front cover, which aims to overcome the defects that the surface of the vehicle front cover is symmetrically arranged, but the thicknesses and the heights of different parts are different, and the grinding and polishing angles of different parts are also different, the traditional polishing device needs manual operation, the processing efficiency is low, and a certain error exists in the polishing precision; simultaneously at the in-process of polishing, the direct surface that contacts with the bonnet before the car of polishing position, cause the damage of bonnet before the car and polishing position easily when the contact in the twinkling of an eye, improved the technical problem of the cost of bonnet polishing before the car.
The purpose of the invention can be realized by the following technical scheme:
a surface polishing device for a vehicle front cover comprises a rack, a sliding frame, a fixing frame, a vehicle front cover clamping seat, a rotary table, a first rotary arm, a pneumatic rod, a second rotary arm, a telescopic arm, a buffer disc, a polishing rotary disc, an adjusting rotary frame and a lifting frame, wherein the sliding frame is movably mounted at the top of one end of the rack, the fixing frame is mounted at the top of the other end of the rack, a first servo motor is mounted at one side of the bottom of the fixing frame, the output end of the first servo motor is positioned above the fixing frame and provided with a first rotating wheel, the other side of the top of the fixing frame is rotatably mounted with the vehicle front cover clamping seat, and a second rotating wheel;
the top of the sliding frame is rotatably provided with a rotary table, the top of the rotary table is movably provided with a movable mounting disc, a third servo motor is arranged on one side of the movable mounting disc, a first belt pulley is arranged at the output end of the third servo motor and positioned on the other side of the movable mounting disc, the top side of the turntable is arranged with one end of a first rotating arm, the center of one side of the first rotating arm is arranged with one end of a pneumatic rod in a rotating way, a second rotating arm is rotatably arranged at the other end of the first rotating arm, a second belt wheel and a third belt wheel are arranged at two sides of the second rotating arm, the second belt wheel and the third belt wheel coaxially rotate, the telescopic end of the air pressure rod is rotatably arranged with one end of the second rotating arm, a telescopic arm is movably arranged at the other end of the second rotating arm, a fourth belt wheel is arranged on one side of one end of the telescopic arm, the other side of one end of the telescopic arm is provided with a buffer disc, and the outer side of the buffer disc is provided with a polishing turntable;
the side wall of one end of the sliding frame is rotatably provided with an adjusting rotating cover, the inner wall of the adjusting rotating cover is provided with an adjusting rotating frame, the bottom end of the adjusting rotating frame is provided with a mounting plate, the bottom side of the mounting plate is provided with a fourth servo motor, the output end of the fourth servo motor is provided with a second threaded rod, one side of the adjusting rotating frame is slidably provided with a lifting frame, one side of the lifting frame is provided with a second sliding seat, the second sliding seat is arranged on the outer side of the second threaded rod, and the top end of the lifting frame is rotatably arranged with;
a plurality of built-in grooves are formed in the buffer disc, springs are arranged inside the built-in grooves, one ends of the springs are connected with one ends of sliding rods, and the buffer seat is arranged at one ends of the sliding rods and located on the outer side of the buffer disc.
As a further scheme of the invention: first runner and second runner pass through the drive belt and connect, the cover of plantago car is installed to cover holder top clamping.
As a further scheme of the invention: rack top both sides all are provided with first slide rail, balladeur train bottom side and first slide rail slidable mounting, rack bottom inboard is installed the second servo motor, first threaded rod is installed to the second servo motor output, and the bearing frame is passed through at first threaded rod both ends and rack mounting, first threaded rod and first slide threaded connection, and first slide top and balladeur train top side fixed mounting.
As a further scheme of the invention: the rotary table is characterized in that rotary bases are installed on two sides of one end of the top of the sliding frame and are installed on two sides of the rotating shaft in a rotating mode, and the bottom of one end of the rotary table is connected with the outer side of the rotating shaft.
As a further scheme of the invention: the stopper is installed to second rocking arm other end one side, and stopper run through threaded connection has the third threaded rod, third threaded rod one end rotates with the flexible arm other end, the spout has been seted up in the flexible arm outside, and the bolt passes the spout and is connected with the second rocking arm.
As a further scheme of the invention: the fourth belt wheel and the polishing turntable rotate coaxially, the first belt wheel and the third belt wheel are connected through a first belt in a transmission mode, and the second belt wheel and the fourth belt wheel are connected through a second belt in a transmission mode.
As a further scheme of the invention: and the two ends of one side of the adjusting rotating frame are provided with second slide rails, the other side of the lifting frame is slidably installed with the second slide rails, and the second slide seat is in threaded connection with a second threaded rod.
As a further scheme of the invention: the regulation is changeed cover and balladeur train and is rotated through first engaging lug and first bolt and is connected, crane and first commentaries on classics arm are rotated through second engaging lug and second bolt and are connected.
As a further scheme of the invention: and a plurality of balls are rotatably arranged on the outer side of the buffer seat.
As a further scheme of the invention: the surface polishing device comprises the following specific operation steps:
the method comprises the following steps: the front vehicle bonnet clamping is fixed on a front vehicle bonnet clamping seat, a second servo motor works to drive a first threaded rod to rotate, a first slide seat drives a slide frame to move on a rack along with the rotation of the first threaded rod, a fourth servo motor works to drive a second threaded rod to rotate and further drive a second slide seat to move along the second threaded rod, at the same time, a lifting frame is lifted along a second slide rail of an adjusting rotating frame to drive a first rotating arm to rotate on a rotating shaft between rotating seats through the rotating platform, the angle of the first rotating arm is adjusted, a pneumatic rod stretches out and draws back to drive a second rotating arm to rotate on the first rotating arm, meanwhile, a telescopic arm is driven to move on the second rotating arm by rotating a third threaded rod, the position of a polishing rotating disk is adjusted, meanwhile, the first rotating wheel is driven to rotate through the work of the first servo motor, the second rotating wheel and the front vehicle bonnet clamping seat are driven to rotate through transmission of a transmission, the position of the vehicle front cover is adjusted, the position of the polishing turntable can be adjusted according to the specific surface condition of the vehicle front cover, and the polishing turntable automatically realizes the surface matching with the vehicle front cover;
step two: the third servo motor works to drive the first belt wheel to rotate, the first belt wheel is in transmission connection with the third belt wheel through a first belt, the second belt wheel is in coaxial rotation with the third belt wheel, and the second belt wheel is in transmission connection with the fourth belt wheel through a second belt, so that the high-speed rotation of the polishing turntable is realized, and the polishing is finished through the polishing turntable;
step three: before polishing carousel and plantago cover contact, the ball on the cushion seat at first with the surface contact of plantago cover, when the surface contact of polishing carousel and plantago cover, the cushion seat drives the slide bar and removes the spring of the built-in inslot that compresses the cushion dish, avoids the rigid contact of polishing carousel and plantago cover through the elastic deformation of spring, and keeps removing through the ball.
The invention has the beneficial effects that: through reasonable structural design, a second servo motor works to drive a first threaded rod to rotate, a first sliding seat drives a sliding frame to move on a rack along with the rotation of the first threaded rod, a fourth servo motor arranged on a mounting plate on an adjusting rotating frame in an adjusting rotating cover works to drive a second threaded rod to rotate, further, the second sliding seat is driven to move along the second threaded rod, at the same time, a lifting frame is lifted along a second sliding rail of the adjusting rotating frame to drive a first rotating arm to rotate on a rotating shaft between the rotating frames through a rotating platform, the angle of the first rotating arm is adjusted, a pneumatic rod stretches out and draws back to drive a second rotating arm to rotate on the first rotating arm, at the same time, the first servo motor works to drive a first rotating wheel to rotate, a second rotating wheel and a vehicle front cover clamping seat are driven to rotate through a transmission belt, the position of a vehicle front cover is adjusted, and the position of a polishing rotating, the polishing turntable automatically realizes surface matching with the front vehicle hood, and polishes parts with different thicknesses of the front vehicle hood to different degrees, so that the polishing efficiency is greatly improved, and the front vehicle hood is convenient to produce and use in the actual process;
meanwhile, before the polishing turntable is contacted with the vehicle front cover, the ball on the buffer seat is firstly contacted with the surface of the vehicle front cover, when the polishing turntable is contacted with the surface of the vehicle front cover, the buffer seat drives the sliding rod to move to compress the spring in the built-in groove of the buffer disc, the rigid contact between the polishing turntable and the vehicle front cover is avoided through the elastic deformation of the spring, and the ball keeps moving, so that the damage to the vehicle front cover and a polishing part caused by instant contact is avoided, the use safety of the device is improved, the reject ratio of product production is reduced, and the production efficiency is improved;
meanwhile, the third threaded rod is rotated to drive the telescopic arm to move on the second rotating arm, so that the position of the polishing turntable is adjusted, and the transmission efficiency of a second belt between a second belt wheel and a fourth belt wheel is convenient to guarantee.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of a third servo motor mounting structure according to the present invention;
FIG. 4 is a schematic view of an adjusting turret mounting structure of the present invention;
FIG. 5 is an enlarged view of area A of FIG. 4 in accordance with the present invention;
FIG. 6 is a partial cross-sectional view of a buffer disk of the present invention.
In the figure: 1. a rack; 2. a carriage; 3. a fixed mount; 4. a bonnet clamp seat of the vehicle; 5. a first servo motor; 6. a first runner; 7. a second runner; 8. a second servo motor; 9. a first slider; 10. a first threaded rod; 11. rotating; 12. a rotating shaft; 13. a turntable; 14. a first rotating arm; 15. a movable mounting plate; 16. a first pulley; 17. a third servo motor; 18. a pneumatic rod; 19. a second rotating arm; 20. a second pulley; 21. a third belt pulley; 22. a telescopic arm; 23. a fourth pulley; 24. a buffer tray; 25. polishing the turntable; 26. adjusting the rotating cover; 27. adjusting the rotating frame; 28. a lifting frame; 29. a second threaded rod; 30. a second slide carriage; 31. a fourth servo motor; 32. mounting a plate; 33. a built-in groove; 34. a spring; 35. a slide bar; 36. a buffer seat; 37. and a ball.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a surface polishing device for a vehicle front cover comprises a rack 1, a carriage 2, a fixed mount 3, a vehicle front cover holder 4, a rotary table 13, a first rotary arm 14, a pneumatic rod 18, a second rotary arm 19, a telescopic arm 22, a buffer disc 24, a polishing rotary disc 25, an adjusting rotary frame 27 and a lifting frame 28, wherein the carriage 2 is movably mounted at the top of one end of the rack 1, the fixed mount 3 is mounted at the top of the other end of the rack 1, a first servo motor 5 is mounted at one side of the bottom of the fixed mount 3, a first rotary wheel 6 is mounted at the output end of the first servo motor 5 and positioned above the fixed mount 3, the vehicle front cover holder 4 is rotatably mounted at the other side of the top of the fixed mount 3, and a;
a rotary table 13 is rotatably arranged at the top of the sliding frame 2, a movable mounting disc 15 is movably arranged at the top of the rotary table 13, a third servo motor 17 is arranged at one side of the movable mounting disc 15, a first belt wheel 16 is arranged at the output end of the third servo motor 17 and positioned at the other side of the movable mounting disc 15, the top side of the rotary table 13 is arranged with one end of a first rotary arm 14, the center of one side of the first rotary arm 14 is rotatably arranged with one end of a pneumatic rod 18, a second rotary arm 19 is rotatably arranged at the other end of the first rotary arm 14, a second belt wheel 20 and a third belt wheel 21 are arranged, the second belt wheel 20 and the third belt wheel 21 coaxially rotate, the telescopic end of the air pressure rod 18 is rotatably installed with one end of the second rotating arm 19, the other end of the second rotating arm 19 is movably provided with a telescopic arm 22, one side of one end of the telescopic arm 22 is provided with a fourth belt wheel 23, the other side of one end of the telescopic arm 22 is provided with a buffer disc 24, and the outer side of the buffer disc 24 is provided with a polishing turntable 25;
an adjusting rotating cover 26 is rotatably arranged on the side wall of one end of the sliding frame 2, an adjusting rotating frame 27 is arranged on the inner wall of the adjusting rotating cover 26, an installation plate 32 is arranged at the bottom end of the adjusting rotating frame 27, a fourth servo motor 31 is arranged on the bottom side of the installation plate 32, a second threaded rod 29 is arranged at the output end of the fourth servo motor 31, a lifting frame 28 is slidably arranged on one side of the adjusting rotating frame 27, a second sliding seat 30 is arranged on one side of the lifting frame 28, the second sliding seat 30 is arranged on the outer side of the second threaded rod 29, and the top end of;
a plurality of built-in grooves 33 are formed in the buffer disc 24, springs 34 are mounted in the built-in grooves 33, one ends of the springs 34 are connected with one ends of sliding rods 35, and one ends of the sliding rods 35 are located on the outer side of the buffer disc 24 and are provided with buffer seats 36.
First runner 6 and second runner 7 pass through the drive belt to be connected, drive first runner 6 through 5 work of first servo motor and rotate, drive second runner 7 and plantago cover holder 4 through the drive belt transmission and rotate, adjust the position of plantago cover, and plantago cover is installed to 4 top clamping of plantago cover holder, and it is spacing to be convenient for carry out the clamping to the plantago cover.
1 top both sides of rack all are provided with first slide rail, 2 bottom sides of balladeur train and first slide rail slidable mounting, 1 bottom inboard of rack installs second servo motor 8, first threaded rod 10 is installed to 8 output of second servo motor, and the installation of bearing frame and rack 1 is passed through at first threaded rod 10 both ends, first threaded rod 10 and first slide 9 threaded connection, and 9 tops of first slide and 2 top sides fixed mounting of balladeur train, 8 work of second servo motor drive first threaded rod 10 and rotate, first slide 9 rotates along with first threaded rod 10 and drives balladeur train 2 and move on rack 1.
Swivel mounts 11 are all installed to balladeur train 2 top one end both sides, and swivel mounts 11 of both sides rotate the installation with pivot 12 both ends, and revolving stage 13 one end bottom is connected with the pivot 12 outside, and when crane 28 goes up and down along the second slide rail of adjusting revolving stage 27, drives first rocking arm 14 and rotates on pivot 12 between revolving stage 11 through revolving stage 13.
The stopper is installed to 19 other end one side of second rocking arm, and stopper run through threaded connection has the third threaded rod, and third threaded rod one end rotates with the flexible arm 22 other end, and the spout has been seted up in flexible arm 22 outside, and the bolt passes the spout and is connected with second rocking arm 19, through rotating the third threaded rod, drives flexible arm 22 and moves on second rocking arm 19, adjusts the position of polishing carousel 25, is convenient for guarantee the transmission efficiency of second belt between second band pulley 20 and fourth band pulley 23.
The fourth belt wheel 23 and the polishing turntable 25 coaxially rotate, the first belt wheel 16 and the third belt wheel 21 are connected through first belt transmission, the second belt wheel 20 and the fourth belt wheel 23 are connected through second belt transmission, the first belt wheel 16 is driven to rotate through the work of the third servo motor 17, the first belt wheel 16 and the third belt wheel 21 are connected through first belt transmission, the second belt wheel 20 and the third belt wheel 21 coaxially rotate, the second belt wheel 20 and the fourth belt wheel 23 are connected through second belt transmission, the high-speed rotation of the polishing turntable 25 is further achieved, and the polishing is completed through the polishing turntable 25.
The two ends of one side of the adjusting rotating frame 27 are both provided with second slide rails, the other side of the lifting frame 28 is slidably mounted on the second slide rails, the second slide seat 30 is in threaded connection with the second threaded rod 29, the fourth servo motor 31 works to drive the second threaded rod 29 to rotate, the second slide seat 30 is further driven to move along the second threaded rod 29, and at the moment, the lifting frame 28 is lifted along the second slide rails of the adjusting rotating frame 27.
The adjusting rotating cover 26 is rotatably connected with the sliding frame 2 through a first connecting lug and a first bolt, the lifting frame 28 is rotatably connected with the first rotating arm 14 through a second connecting lug and a second bolt, and the second rotating arm 19 rotates when the lifting frame 28 is lifted.
A plurality of balls 37 are rotatably mounted on the outer side of the buffer base 36, and the movement of the buffer base 36 on the bonnet of the vehicle is maintained through the balls 37.
The surface polishing device comprises the following specific operation steps:
the method comprises the following steps: the front car bonnet is clamped and fixed on a front car bonnet clamping seat 4, a second servo motor 8 works to drive a first threaded rod 10 to rotate, a first sliding seat 9 drives a sliding frame 2 to move on a rack 1 along with the rotation of the first threaded rod 10, and simultaneously a fourth servo motor 31 arranged on a mounting plate 32 on an adjusting rotating frame 27 in a rotating cover 26 is adjusted to work to drive a second threaded rod 29 to rotate, so as to drive a second sliding seat 30 to move along the second threaded rod 29, at the moment, a lifting frame 28 lifts along a second sliding rail of the adjusting rotating frame 27 to drive a first rotating arm 14 to rotate on a rotating shaft 12 between rotating seats 11 through a rotating platform 13, the angle of the first rotating arm 14 is adjusted, a pneumatic rod 18 stretches out and draws back to drive a second rotating arm 19 to rotate on the first rotating arm 14, and simultaneously a telescopic arm 22 is driven to move on a second rotating arm 19 by rotating a third threaded rod to adjust the position of a polishing rotating disk 25, and simultaneously a first rotating wheel 6 is, the second rotating wheel 7 and the vehicle front cover clamping seat 4 are driven to rotate through transmission of the transmission belt, the position of the vehicle front cover is adjusted, the position of the polishing turntable 25 can be adjusted according to the specific surface condition of the vehicle front cover, and the polishing turntable 25 is automatically matched with the surface of the vehicle front cover;
step two: the third servo motor 17 works to drive the first belt wheel 16 to rotate, the first belt wheel 16 is in transmission connection with the third belt wheel 21 through a first belt, the second belt wheel 20 is in coaxial rotation with the third belt wheel 21, and the second belt wheel 20 is in transmission connection with the fourth belt wheel 23 through a second belt, so that the high-speed rotation of the polishing turntable 25 is realized, and the polishing is finished through the polishing turntable 25;
step three: before the polishing turntable 25 contacts with the front vehicle hood, the ball 37 on the buffer seat 36 firstly contacts with the surface of the front vehicle hood, when the polishing turntable 25 contacts with the surface of the front vehicle hood, the buffer seat 36 drives the slide rod 35 to move and compress the spring 34 in the built-in groove 33 of the buffer disc 24, the rigid contact between the polishing turntable 25 and the front vehicle hood is avoided through the elastic deformation of the spring 34, and the movement is kept through the ball 37.
Through reasonable structural design, the second servo motor 8 works to drive the first threaded rod 10 to rotate, the first sliding seat 9 rotates along with the first threaded rod 10 to drive the sliding frame 2 to move on the rack 1, meanwhile, the fourth servo motor 31 arranged on the mounting plate 32 on the adjusting rotating frame 27 in the rotating cover 26 is adjusted to work to drive the second threaded rod 29 to rotate, further, the second sliding seat 30 is driven to move along the second threaded rod 29, at the same time, the lifting frame 28 lifts along the second sliding rail of the adjusting rotating frame 27 to drive the first rotating arm 14 to rotate on the rotating shaft 12 between the rotating seats 11 through the rotating table 13, the angle of the first rotating arm 14 is adjusted, the air pressure rod 18 stretches out and draws back to drive the second rotating arm 19 to rotate on the first rotating arm 14, meanwhile, the first rotating wheel 6 is driven to rotate through the working of the first servo motor 5, the second rotating wheel 7 and the front cover clamping seat 4 are driven to rotate through a transmission belt, the position of the front vehicle hood is adjusted, the position of the polishing turntable 25 can be adjusted according to the specific surface condition of the front vehicle hood, the polishing turntable 25 is automatically matched with the surface of the front vehicle hood, and parts with different thicknesses of the front vehicle hood are polished to different degrees, so that the polishing efficiency is greatly improved, and the front vehicle hood is convenient to produce and use in the actual process; meanwhile, before the polishing turntable 25 is contacted with the front vehicle cover, the ball 37 on the buffer seat 36 is firstly contacted with the surface of the front vehicle cover, when the polishing turntable 25 is contacted with the surface of the front vehicle cover, the buffer seat 36 drives the slide rod 35 to move and compress the spring 34 in the built-in groove 33 of the buffer disc 24, the rigid contact between the polishing turntable 25 and the front vehicle cover is avoided through the elastic deformation of the spring 34, and the movement is kept through the ball 37, so that the damage to the front vehicle cover and a polishing part caused by instant contact is avoided, the use safety of the device is improved, the reject ratio of product production is reduced, and the production efficiency is improved; meanwhile, the telescopic arm 22 is driven to move on the second rotating arm 19 by rotating the third threaded rod, so that the position of the polishing turntable 25 is adjusted, and the transmission efficiency of a second belt between the second belt wheel 20 and the fourth belt wheel 23 is ensured.
The working principle of the invention is as follows: the front car bonnet is clamped and fixed on a front car bonnet clamping seat 4, a second servo motor 8 works to drive a first threaded rod 10 to rotate, a first sliding seat 9 drives a sliding frame 2 to move on a rack 1 along with the rotation of the first threaded rod 10, and simultaneously a fourth servo motor 31 arranged on a mounting plate 32 on an adjusting rotating frame 27 in a rotating cover 26 is adjusted to work to drive a second threaded rod 29 to rotate, so as to drive a second sliding seat 30 to move along the second threaded rod 29, at the moment, a lifting frame 28 lifts along a second sliding rail of the adjusting rotating frame 27 to drive a first rotating arm 14 to rotate on a rotating shaft 12 between rotating seats 11 through a rotating platform 13, the angle of the first rotating arm 14 is adjusted, a pneumatic rod 18 stretches out and draws back to drive a second rotating arm 19 to rotate on the first rotating arm 14, and simultaneously a telescopic arm 22 is driven to move on a second rotating arm 19 by rotating a third threaded rod to adjust the position of a polishing rotating disk 25, and simultaneously a first rotating wheel 6 is, the second rotating wheel 7 and the clamping seat 4 of the cover of the vehicle front are driven to rotate through transmission of a transmission belt, the position of the cover of the vehicle front is adjusted, the position of the polishing rotating disc 25 can be adjusted according to the specific surface condition of the cover of the vehicle front, the polishing rotating disc 25 automatically realizes surface matching with the cover of the vehicle front, the first belt wheel 16 is driven to rotate through the work of a third servo motor 17, the first belt wheel 16 and the third belt wheel 21 are connected through a first belt in a transmission mode, the second belt wheel 20 and the third belt wheel 21 coaxially rotate, the second belt wheel 20 and the fourth belt wheel 23 are connected through a second belt in a transmission mode, further, the high-speed rotation of the polishing rotating disc 25 is realized, the polishing is completed through the polishing rotating disc 25, before the polishing rotating disc 25 is contacted with the cover of the vehicle front, the ball 37 on the buffer seat 36 is firstly contacted with the surface of the cover of the vehicle front, when the polishing rotating disc 25 is contacted with the, hard contact of the polishing turntable 25 with the vehicle hood is avoided by the elastic deformation of the spring 34, and is kept moving by the ball 37.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (10)

1. A surface polishing device for a car front cover is characterized by comprising a rack (1), a sliding frame (2), a fixed frame (3), a car front cover clamping seat (4), a rotary table (13), a first rotating arm (14), a pneumatic rod (18), a second rotating arm (19), a telescopic arm (22), a buffer disc (24), a polishing rotary disc (25), an adjusting rotary frame (27) and a lifting frame (28), a sliding frame (2) is movably arranged at the top of one end of the rack (1), a fixed frame (3) is arranged at the top of the other end of the rack (1), a first servo motor (5) is arranged on one side of the bottom of the fixed frame (3), a first rotating wheel (6) is arranged at the output end of the first servo motor (5) and above the fixed frame (3), the other side of the top of the fixed frame (3) is rotatably provided with a vehicle front cover clamping seat (4), a second rotating wheel (7) is arranged at the bottom of the front vehicle cover clamping seat (4);
the top of the sliding frame (2) is rotatably provided with a rotating table (13), the top of the rotating table (13) is movably provided with a movable mounting disc (15), one side of the movable mounting disc (15) is provided with a third servo motor (17), the output end of the third servo motor (17) is positioned at the other side of the movable mounting disc (15) and is provided with a first belt wheel (16), the top side of the rotating table (13) is installed with one end of a first rotating arm (14), the center of one side of the first rotating arm (14) is rotatably installed with one end of a pneumatic rod (18), the other end of the first rotating arm (14) is rotatably provided with a second rotating arm (19), two sides of the second rotating arm (19) are respectively provided with a second belt wheel (20) and a third belt wheel (21), the second belt wheel (20) and the third belt wheel (21) are coaxially rotated, the telescopic end of the pneumatic rod (18) is rotatably installed with one, a telescopic arm (22) is movably mounted at the other end of the second rotating arm (19), a fourth belt wheel (23) is mounted on one side of one end of the telescopic arm (22), a buffer disc (24) is mounted on the other side of one end of the telescopic arm (22), and a polishing rotary disc (25) is mounted on the outer side of the buffer disc (24);
the side wall of one end of the sliding frame (2) is rotatably provided with an adjusting rotating cover (26), the inner wall of the adjusting rotating cover (26) is provided with an adjusting rotating frame (27), the bottom end of the adjusting rotating frame (27) is provided with a mounting plate (32), the bottom side of the mounting plate (32) is provided with a fourth servo motor (31), the output end of the fourth servo motor (31) is provided with a second threaded rod (29), one side of the adjusting rotating frame (27) is slidably provided with a lifting frame (28), one side of the lifting frame (28) is provided with a second sliding seat (30), the second sliding seat (30) is arranged on the outer side of the second threaded rod (29), and the top end of the lifting frame (28) is rotatably arranged with the bottom side of;
buffer disc (24) inside has seted up a plurality of built-in groove (33), built-in groove (33) internally mounted has spring (34), and spring (34) one end is connected with slide bar (35) one end, slide bar (35) one end is located the buffer disc (24) outside and installs buffer seat (36).
2. A surface finishing device for a vehicle hood according to claim 1, characterized in that the first wheel (6) and the second wheel (7) are connected by a transmission belt, and the vehicle hood is installed on the top clamp of the vehicle hood clamp seat (4).
3. The surface polishing device for the front vehicle hood is characterized in that first sliding rails are arranged on two sides of the top of the rack (1), the bottom side of the carriage (2) is slidably mounted with the first sliding rails, a second servo motor (8) is mounted on the inner side of the bottom of the rack (1), a first threaded rod (10) is mounted at the output end of the second servo motor (8), two ends of the first threaded rod (10) are mounted with the rack (1) through bearing seats, the first threaded rod (10) is in threaded connection with the first sliding seat (9), and the top end of the first sliding seat (9) is fixedly mounted with the top side of the carriage (2).
4. A surface polishing device for vehicle hood according to claim 1 characterized in that the top of the carriage (2) is provided with rotary seats (11) on both sides, the rotary seats (11) are rotatably mounted on both ends of the rotary shaft (12), and the rotary table (13) is connected to the outside of the rotary shaft (12) at one end and the bottom.
5. The surface polishing device for the vehicle front cover according to claim 1, characterized in that a limiting block is installed on one side of the other end of the second rotating arm (19), a third threaded rod is connected to the limiting block through threads, one end of the third threaded rod is rotated with the other end of the telescopic arm (22), a sliding groove is formed in the outer side of the telescopic arm (22), and a bolt penetrates through the sliding groove to be connected with the second rotating arm (19).
6. A surface finishing device for the bonnet of a vehicle as claimed in claim 1, characterized in that said fourth pulley (23) and said finishing carousel (25) rotate coaxially, said first pulley (16) and said third pulley (21) being connected by a first belt transmission, said second pulley (20) and said fourth pulley (23) being connected by a second belt transmission.
7. A surface finishing device for the bonnet of a vehicle as in claim 1, wherein the adjusting turret (27) is provided with a second slide rail at both ends on one side, and the crane (28) is slidably mounted on the second slide rail on the other side, and the second slide (30) is in threaded connection with the second threaded rod (29).
8. A surface finishing device for the hood of a vehicle according to claim 1, characterized in that said adjusting turn cover (26) and the carriage (2) are rotatably connected by a first engaging lug and a first latch, and said lifting frame (28) and the first rotating arm (14) are rotatably connected by a second engaging lug and a second latch.
9. A surface finishing device for vehicle hood according to claim 1, characterized in that a plurality of balls (37) are rotatably installed outside the buffer base (36).
10. A surface-polishing device for a vehicle hood according to claim 1, characterized by comprising the specific steps of:
the method comprises the following steps: the front vehicle hood is clamped and fixed on a front vehicle hood clamping seat (4), a second servo motor (8) works to drive a first threaded rod (10) to rotate, a first sliding seat (9) rotates along with the first threaded rod (10) to drive a sliding frame (2) to move on a rack (1), a fourth servo motor (31) arranged on an installing plate (32) on an adjusting rotating frame (27) in a rotating cover (26) is adjusted to work to drive a second threaded rod (29) to rotate, further, the second sliding seat (30) is driven to move along the second threaded rod (29), at the moment, a lifting frame (28) ascends and descends along a second sliding rail of the adjusting rotating frame (27), a first rotating arm (14) is driven to rotate on a rotating shaft (12) between rotating seats (11) through a rotating table (13), the angle of the first rotating arm (14) is adjusted, a pneumatic rod (18) stretches and retracts to drive a second rotating arm (19) to rotate on the first rotating arm (14), meanwhile, the third threaded rod is rotated to drive the telescopic arm (22) to move on the second rotating arm (19), the position of the polishing turntable (25) is adjusted, meanwhile, the first servo motor (5) works to drive the first rotating wheel (6) to rotate, the second rotating wheel (7) and the vehicle front cover clamping seat (4) are driven to rotate through transmission of a transmission belt, the position of a vehicle front cover is adjusted, the position of the polishing turntable (25) can be adjusted according to the specific surface condition of the vehicle front cover, and the polishing turntable (25) automatically realizes surface matching with the vehicle front cover;
step two: the first belt wheel (16) is driven to rotate by the work of the third servo motor (17), the first belt wheel (16) is in transmission connection with the third belt wheel (21) through a first belt, the second belt wheel (20) is in coaxial rotation with the third belt wheel (21), the second belt wheel (20) is in transmission connection with the fourth belt wheel (23) through a second belt, so that the high-speed rotation of the polishing turntable (25) is realized, and the polishing is finished through the polishing turntable (25);
step three: before polishing carousel (25) and the contact of plantago cover, ball (37) on buffer seat (36) at first with the surface contact of plantago cover, when polishing carousel (25) and the surface contact of plantago cover, buffer seat (36) drive slide bar (35) and move spring (34) in built-in groove (33) of compression buffer dish (24), avoid polishing carousel (25) and the rigid contact of plantago cover through the elastic deformation of spring (34), and keep moving through ball (37).
CN202010300361.3A 2020-04-16 2020-04-16 Surface polishing device for vehicle front cover Active CN111390740B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010300361.3A CN111390740B (en) 2020-04-16 2020-04-16 Surface polishing device for vehicle front cover

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Application Number Priority Date Filing Date Title
CN202010300361.3A CN111390740B (en) 2020-04-16 2020-04-16 Surface polishing device for vehicle front cover

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Publication number Priority date Publication date Assignee Title
CN111872808A (en) * 2020-07-30 2020-11-03 安徽高坚机械科技有限公司 Molding equipment for cylinder cover of refrigeration compressor and working method of molding equipment

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Publication number Priority date Publication date Assignee Title
DE19701735A1 (en) * 1997-01-20 1998-07-23 Univ Schiller Jena Polishing surfaces especially of vehicle bodywork
CN101462250B (en) * 2009-01-07 2010-12-29 上海劳达斯洁具有限公司 Series parallel movement polisher with six freedom degrees
CN104551900B (en) * 2014-12-10 2017-01-25 盐城工学院 Silicon carbide wafer bevel grinding, milling and polishing machine and operation method thereof
CN206047855U (en) * 2016-07-28 2017-03-29 福建长江工业有限公司 One kind carries efficient multistation letter out machine
CN110788832B (en) * 2019-11-07 2021-05-25 陈秀 Industrial robot with automatic feeding and discharging functions

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