The transmission device of the planetary coating machine of a kind of many baskets
Technical field
The utility model relates to the transmission device of the planetary coating machine of many baskets.
Background technology
Coating machine is for workpiece is carried out to application, and under motor drives, coating unnecessary on workpiece is thrown away workpiece by main shaft High Rotation Speed.TaiWan, China application case number is that 102208776 novel description has been announced one and soaked and get rid of paint apparatus for coating, and this device is provided with: one first final drive shaft and one first supporting disk are provided with 2 second supporting disks on one first supporting disk; The second supporting disk center is provided with: a second driving shaft, and one group of planetary gear dish group, each planetary gear dish group comprises plural planetary gear dish, each planetary gear dish is provided with one and soaks and get rid of paint basket; One first motor, connects second driving shaft, drives supporting disk rotation with power transmission shaft; One brake gear, is located at the side of power transmission shaft; An and first clutch assembly, be located on the second supporting disk, in the time of the first revolution, utilize brake gear in conjunction with first clutch assembly, the second supporting disk to be stopped the rotation immediately, to stop producing a tangential acceleration because moment is anxious on planetary toothed disc, and utilize and increase anxious frequency of stopping of moment, allow soak and get rid of the object of paint in basket and change at any time position, make single object get rid of paint with different angles, to soak at least one object getting rid of in paint can and evenly get rid of paint, improve japanning even thickness degree, increase product yield.The transmission structures complexity of above-mentioned planetary coating machine, maintenance is inconvenient.The utility model patent of China's application number 201320502777.9 discloses a kind of planetary gears of automatic coating machine, comprise framework, the top of this framework is fixed with bearing block, in this bearing block, be provided with a power transmission shaft, this power transmission shaft top is provided with synchronous pulley, the bottom of this power transmission shaft is connected with a drying dish, drying dish lower end Central Symmetry be provided with 2-8 planetary gear, described planetary below is provided with planet carrier, planet carrier is provided with the solar energy engaging with each planetary gear respectively, and each planetary lower end is connected with a drying bracket.Under each planetary gear of planetary gears, be provided with basketry.The revolution of above-mentioned planetary gears and rotation can not regulate separately, i.e. the revolution of workpiece basket and rotation can not regulate separately.Chinese Patent Application No. is that 201120309066.0 the disclosed Novel automatic coating machine of utility model patent is single basket structure.
Utility model content
The purpose of this utility model is to propose the transmission device of the planetary coating machine of a kind of many baskets, and this transmission structures is relatively simple, and the revolution of workpiece basket and rotation can be carried out separately, improve the coating quality of coated part.
For achieving the above object, the utility model is taked following technical scheme: the transmission device of the planetary coating machine of a kind of many baskets, have by frame, reducing motor, main shaft and workpiece basket and planetary gears, planetary gears comprises sun gear, engage with sun gear and equally distributed 2 to 4 planetary gears, frame is provided with bearing block installing hole, in bearing block installing hole, be provided with main bearing seat, main shaft is supported by main bearing seat, the bottom of main shaft is stretched out main bearing seat and is connected with centrifugal pan, on the bottom surface of centrifugal pan, be fixed with rotary cylinder, the pivoted lever of rotary cylinder is connected with sun gear, on centrifugal pan, be evenly distributed with the through hole consistent with planetary gear quantity, in each through hole, be provided with a planetary gear bearing housing, each planetary planet pin is hollow shaft, each planet pin inserts in corresponding planetary gear bearing housing, on each planet pin, connect a set of workpiece basket clamping device, each top that ejects axle is provided with the cylinder that ejects being fixed in frame.
Every cover workpiece basket clamping device comprises and ejects axle, positioning disk and compression plate, eject axle in hollow planet pin, planet pin is stretched out on the top that ejects axle, extending area is provided with back-moving spring, positioning disk is connected on planetary bottom surface, the below of compression plate in positioning disk and be connected to the lower end that ejects axle, is provided with equally distributed some positioning screws between positioning disk and compression plate.
Below compression plate, be provided with workpiece basket positioning cover plate.
The bottom of described positioning screw is provided with the spring base being connected on compression plate, is provided with the cover spring being enclosed within on positioning screw in spring base, and the lower end of positioning screw is fixedly connected with workpiece basket positioning cover plate.
In described frame and facing to the position that ejects cylinder, be provided with through hole, eject on the piston rod of cylinder and be connected with the push rod by through hole, the outside of push rod is provided with top stem casing, and top stem casing is connected on the aperture of through hole, and the lower end of push rod faces and ejects axle.
The bottom of described planet pin is provided with spline housing, ejects axle and spline housing and coordinates.
Described main bearing seat is formed by connecting by the lower main axis bearing that is arranged on the upper main bearing seat in the bearing block installing hole of frame top board and be arranged in the bearing block installing hole of framework soleplate.
The bottom of described main shaft is provided with air intake duct and return-air road, the import of air intake duct is arranged on main bearing seat and the upper end of air intake duct communicates, the outlet of air intake duct and the lower end of air intake duct communicate, the lower end in the import in return-air road and return-air road communicates, the outlet in return-air road is arranged on main bearing seat and the upper end in return-air road communicates, the outlet of the air intake duct on main shaft is connected by the air admission hole of external tracheae and rotary cylinder, and the venthole of rotary cylinder is connected with the air admission hole in the return-air road on main shaft by external tracheae.
The utlity model has following good effect: the utility model is in the time that main shaft rotates, and centrifugal pan rotates, drive rotary cylinder to rotate together, at this moment operation basket is realized revolution fast.When rotary cylinder action, rotary cylinder drives sun gear to rotate to an angle, drive multiple planetary gears respectively to rotate to an angle by sun gear, thereby realizing workpiece basket rotation rotates to an angle, the movement locus of coated part changes, the masking liquid of workpiece groove and dead angle storage all can be thrown away, do not stay dead angle, improve the coating quality of workpiece.The utility model is compared with the transmission device of the coating machine of apply the brakes structure, relatively simple in structure.The utility model is compared with the coating machine with workpiece basket leaning device, saves the working time that workpiece basket tilts, and increases work efficiency.
Brief description of the drawings
Fig. 1 is topology view of the present utility model.
Fig. 2 is the side view of Fig. 1.
Detailed description of the invention
Embodiment 1
See Fig. 1 and 2, the transmission device of the planetary coating machine of these many baskets has by reducing motor 1, main shaft 2, frame 4 and workpiece basket and planetary gears 8, and planetary gears 8 comprises sun gear 8-1, engages with sun gear 8-1 and equally distributed 4 planetary gear 8-2.Frame 4 comprises top board 4-1 and base plate 4-2.Frame 4 is provided with bearing block installing hole, is provided with main bearing seat 3 in bearing block installing hole, and main shaft 2 inserts in main bearing seat 3, and main shaft 2 is supported by main bearing seat 3.Main bearing seat 3 is formed by connecting by the lower main axis bearing 3-2 that is arranged on the upper main bearing seat 3-1 in the bearing block installing hole of frame top board 4-1 and be arranged in the bearing block installing hole of base plate 4-2.The bottom of main shaft 2 is stretched out main bearing seat and is stretched out lower main axis bearing 3-2, the lower end of main shaft 2 is connected with centrifugal pan 5, on the bottom surface of centrifugal pan 5, be fixed with rotary cylinder 6, the pivoted lever of rotary cylinder 6 is connected with sun gear 8-1, on centrifugal pan 5, be evenly distributed with the through hole consistent with planetary gear quantity, in each through hole, be provided with a planetary gear bearing housing 7, each planetary planet pin 8-3 is hollow shaft, each planet pin 8-3 inserts in corresponding planetary gear bearing housing 7 and is supported by planetary gear bearing housing 7, each top that ejects axle 9-1 is provided with to be fixed on and ejects cylinder 13 on bracing frame 4.
Corresponding each planet pin 8-3 arranges a set of workpiece basket clamping device 9, and every cover workpiece basket clamping device 9 comprises and ejects axle 9-1, positioning disk 9-4 and compression plate 9-6.
Eject axle 9-1 in hollow planet pin 8-3, can be provided with axle sleeve in the bottom of planet pin 8-3, eject axle 9-1 can and axle sleeve between adopt key connect, ejecting axle 9-1 can move up and down in axle sleeve.Can be provided with spline housing 9-2 in the bottom of planet pin 8-3, eject axle 9-1 and spline housing 9-2 spline fitted.
Planet pin 8-3 is stretched out on the top that ejects axle 9-1, and extending area is provided with back-moving spring 9-9, ejects axle 9-1 above and is provided with packing ring and double nut 16 in the top of back-moving spring 9-9.Positioning disk 9-4 is connected on the bottom surface of planetary gear 8-2, and the below of compression plate 9-6 in positioning disk 9-4 and be connected to the lower end that ejects axle 9-1 is provided with equally distributed some positioning screw 9-3 between positioning disk 9-4 and compression plate 9-6.Below compression plate 9-6, be provided with workpiece basket positioning cover plate 9-8.The bottom of positioning screw 9-3 is provided with the spring base 9-7 being connected on compression plate 9-6, is provided with the cover spring 9-5 being enclosed within on positioning screw 9-3 in spring base 9-7, and the lower end of positioning screw 9-3 is fixedly connected with workpiece basket positioning cover plate 9-8.Workpiece basket 10 is clamped between positioning disk 9-4 and compression plate 9-6.
In frame and facing to the position that ejects cylinder 13, be provided with through hole, the piston rod that ejects cylinder 13 connects one by the push rod 14 of through hole by joint 17, the outside of push rod 14 is provided with top stem casing 15, and top stem casing 15 is connected on the aperture of through hole, and the lower end of push rod 14 faces and ejects axle 9-1.
The bottom of main shaft 2 is provided with air intake duct 2-1 and return-air road 2-2, the import 2-1a of air intake duct 2-1 is arranged on main bearing seat 3 and the upper end of air intake duct 2-1 communicates, the outlet 2-1b of air intake duct 2-1 and the lower end of air intake duct 2-1 communicate, the lower end of the import 2-2a of return-air road 2-2 and return-air road 2-2 communicates, the outlet 2-2b of return-air road 2-2 is arranged on main bearing seat 3 and the upper end of return-air road 2-2 communicates, the outlet 2-1b of air intake duct 2-1 on main shaft 2 is connected with the air admission hole of rotary cylinder 6 by external tracheae, the venthole of rotary cylinder 6 is connected with the air admission hole 2-2a of the return-air road 2-2 on main shaft 2 by external tracheae.The upper end that ejects axle is provided with positioning contact seat 11, and the corresponding site of frame is provided with sensor 12.
In the time that main shaft rotates, drive centrifugal pan 5 to rotate, centrifugal pan 5 drives workpiece basket revolution, and in the time that rotary cylinder drives sun gear 8-1 rotation, each planetary gear drives workpiece basket rotation.
Workpiece basket clamping device 9 of the present utility model is not depressed into while ejecting axle 9-1 at the push rod that ejects cylinder 13, and workpiece basket clamping device 9 is in clamp position.Stretch for 14 times when the push rod that ejects cylinder, press down and eject axle 9-1, when ejecting axle 9-1 and moving down, compression plate 9-6 moves down, and the gap between compression plate 9-6 and positioning disk 9-4 is strengthened, and workpiece basket can be removed.When on the piston rod that ejects cylinder 13 when contracting, under the effect of back-moving spring 9-9, eject axle 9-1 and reset, compression plate 9-6 resets.
Planetary gear of the present utility model can be 2 or 3, and correspondingly, operation basket is 2 or 3.