CN201077008Y

CN201077008Y - Planetary polish-grinding plate having multi-circle abrasive wheels

Info

Publication number: CN201077008Y
Application number: CNU2007201503836U
Authority: CN
Inventors: 冯竞浩
Original assignee: 冯竞浩
Current assignee: Guangdong Eding Industrial Co Ltd
Priority date: 2007-06-28
Filing date: 2007-06-28
Publication date: 2008-06-25
Anticipated expiration: 2017-06-28

Abstract

The utility model relates to a planet-type polishing disc with a plurality of abrasive wheels, comprising a big turnplate and a plurality of planetary gears. The utility model is characterized in that: the planetary gears are rotating-connected on the big turnplate, and an abrasive wheel is arranged at the gear shaft of each planetary gear; a plurality of sun gears fixed at a circumferential direction are coaxial-arrayed along the central axis of the big turnplate, and each sun gear is respectively meshed correspondingly with the planetary gear on each concentric circle. The utility model has the advantages of adopting gear drive manner to enable a plurality of abrasive wheels to do revolution and rotation synchronously, lower drive resistance, very facilitating to neatly dispose a plurality of planetary gears inside a big turnplate with a limited diameter since all the sun gears are coaxial-arrayed along the central axis of the big turnplate and each sun gear is only meshed correspondingly with a planetary gear, and neatly setting the drive ratio of each planetary gear and the sun gear without mutual interference.

Description

Planetary rubbing down dish with multi-turn emery wheel

Technical field

The utility model relates to the structure that is used for building boards such as Ceramic Tiles, slabstone are polished, smear the planetary rubbing down dish of operation, particularly has the structure of the planetary rubbing down dish of multi-turn emery wheel.

Background technology

The known planetary rubbing down dish that is used for building boards such as Ceramic Tiles, slabstone are polished, smear operation is that a plurality of emery wheels are distributed on the same circle circumference mostly at present, and the revolution track of each emery wheel overlaps fully, causes operating efficiency low.For this reason, the patent No. 200520064287.0, name are called the utility model patent of " planetary rubbing down dish ", and a kind of improved planetary rubbing down dish structure is provided, and are characterized in a plurality of emery wheels are distributed on the two circle concentric circles at least, thereby have improved operating efficiency.Rotate in order to drive the emery wheel that is distributed on the multi-turn concentric circles, this patent drives all emery wheels simultaneously with a driving-belt and a sun gear and rotates.The shortcoming of this kind of drive is that the transmission resistance is big, driving member weares and teares easily, and the service life of rubbing down dish is shorter.

Summary of the invention

The purpose of this utility model is the defective at aforementioned patent, provides a kind of and has than underneath drive resistance, the less planetary rubbing down dish with multi-turn emery wheel of wearing and tearing.

The utility model is achieved in that the planetary rubbing down dish with multi-turn emery wheel, comprise a fixed mount, rotate on the fixed mount and be connected with rotating shaft, be fixed with traffic cycle in the rotating shaft, rotate on the traffic cycle and be connected with a plurality of planetary gears, a plurality of planetary gears are distributed on the two circle concentric circles at least, the concentrically ringed center of circle is positioned on the axis of traffic cycle, each planetary gear shaft is equipped with emery wheel, and correspondingly, all emery wheels also are distributed on the multi-turn concentric circles, especially, along the axis of traffic cycle, arranged in co-axial alignment has a plurality of circumferentially fixing central gears that can not rotate, each central gear respectively with each circle concentric circles on the corresponding engagement of planetary gear.During the work of rubbing down dish, each planetary gear is along with the rotation of traffic cycle, axis revolution around traffic cycle, simultaneously, because the planetary gear on each circle concentric circles all meshes with a central gear that maintains static respectively, therefore all planetary gears had not only revolved round the sun but also rotation, thereby while drove the rotation of revolving round the sun of each emery wheel.This shows that the utility model adopts gear transmission mode, and the emery wheel that is distributed on the multi-turn concentric circles is revolved round the sun and rotation simultaneously, greatly reduces the transmission resistance, has reduced wearing and tearing.

The utility model has the advantages that the shortcoming that has not only overcome aforementioned patent with gear transmission mode, and owing to the axis arranged in co-axial alignment of all central gears along traffic cycle, and the only corresponding engagement one circle planetary gear of each central gear, therefore the utmost point is convenient to flexible arrangement multi-turn planetary gear in the limited traffic cycle of diameter, each encloses the gearratio of planetary gear and central gear can set mutually noninterfere flexibly.

Description of drawings

Fig. 1 is the structural principle sketch of the utility model embodiment;

Fig. 2 is the planetary gear distribution schematic diagram that direction is seen of overlooking from Fig. 1;

Fig. 3 is the emery wheel distribution schematic diagram that direction is seen of looking up from Fig. 1.

The specific embodiment

Referring to Fig. 1 to Fig. 3, planetary rubbing down dish comprises a fixed mount 1, rotates on the fixed mount and is connected with a rotating shaft 2, is fixed with traffic cycle 3 in the rotating shaft, rotates on the traffic cycle and is connected with a plurality of planetary gears 4.All planetary gears 4 are distributed on three circle concentric circles I shown in Figure 2, II, the III, and the center of circle of concentric circles I, II, III is positioned on the axis of traffic cycle 3.The gear shaft of each planetary gear 4 all is equipped with emery wheel 5, and correspondingly, all emery wheels 5 also are to be distributed on three circle concentric circles I shown in Figure 3, II, the III.According to be processed dissimilar, emery wheel 5 can be soft or hard goods such as diamond, rubber, plastics, string, animal hair, textile, to adapt to polishing, to smear or the needs of dissimilar operations such as overlay film.Along the axis of traffic cycle 3, arranged in co-axial alignment has 6,7,8, three central gears of three central gears to be fixed on jointly on the hollow shaft 9, and hollow shaft 9 is circumferentially fixing with fixed mount 1, and three

central gears

6,7,8 can not be rotated.The rotating shaft of traffic cycle is enclosed within the hollow shaft rotationally.Three

central gears

6,7,8 from the bottom to top, successively with three circle concentric circles I from the inside to the outside, the planetary gear 4 corresponding engagements on II, the III.In order to make the rotational velocity unanimity of all emery wheels 5, three circle concentric circles I of present embodiment, the diameter of the planetary gear 4 on II, the III, increase successively from the inside to the outside, correspondingly, the diameter of three

central gears

6,7,8 also increases from the bottom to top successively, makes respectively to enclose planetary gear and equate with the gearratio of central gear accordingly.Certainly, according to actual needs also can flexible design respectively enclose the gearratio of planetary gear and central gear, make the emery wheel 5 that respectively encloses on the concentric circles have different rotational velocities.

As preferred forms, the periphery of the traffic cycle 3 of present embodiment is provided with fence 10, and a plurality of planetary gears 4 on all

central gears

6,7,8 and the traffic cycle are positioned at the ring of encirclement of fence 10.Fence 10 plays the effect of blocking each gear, can prevent that the lubricating oil on the gear from splashing everywhere, and makes that whole rubbing down dish is safer in running.Fence 10 can be a hollow cylinder.Fence 10 both can with traffic cycle 3 global formations, also can be an individual part that is fixed on the traffic cycle.

During the work of rubbing down dish, the rotating shaft 2 of traffic cycle 3 is by the motor-driven rotation, and three

central gears

6,7,8 maintain static under the restriction of fixed mount 1.Each planetary gear 4 is along with the rotation of traffic cycle 3, on one side around the axis revolution of traffic cycle 3, and rotation on one side, thus drive each emery wheel 5 revolution and rotation.

Above embodiment is for the usefulness of understanding the utility model, be not to restriction of the present utility model, the those of ordinary skill in relevant field, on the basis of the described technical scheme of claim, can also make multiple variation or modification, for example, planetary gear and central gear both can be roller gears, also can be bevel gears; Hollow shaft 9 among Fig. 1 both can directly be fixed on the fixed mount 1, also can pass through key connecting such as feather key, spline, hollow shaft 9 can not be rotated but can be connected on the fixed mount 1 slidably, and drive hollow shaft 9 oscilaltions by elevating mechanisms such as cylinder, hydraulic cylinders, make hollow shaft 9 can drive rotating shaft 2 one liftings of traffic cycle, thereby can adjust the grinding pressure of each emery wheel 5 easily.And so on, all variation or modification that covered the described technical characterictic of claim all belong to protection domain of the present utility model.

Claims

1. the planetary rubbing down dish that has the multi-turn emery wheel, comprise a fixed mount, rotate on the fixed mount and be connected with rotating shaft, be fixed with traffic cycle in the rotating shaft, rotate on the traffic cycle and be connected with a plurality of planetary gears, a plurality of planetary gears are distributed on the two circle concentric circles at least, the concentrically ringed center of circle is positioned on the axis of traffic cycle, each planetary gear shaft is equipped with emery wheel, correspondingly, all emery wheels also are distributed on the multi-turn concentric circles, it is characterized in that: along the axis of traffic cycle, arranged in co-axial alignment has a plurality of circumferentially fixing central gears that can not rotate, each central gear respectively with each circle concentric circles on the corresponding engagement of planetary gear.

2. planetary rubbing down dish as claimed in claim 1 is characterized in that: described central gear is fixed on the hollow shaft jointly, and hollow shaft and described fixed mount are circumferentially fixing, and the rotating shaft of described traffic cycle is enclosed within the hollow shaft rotationally.

3. planetary rubbing down dish as claimed in claim 1, it is characterized in that: the periphery of described traffic cycle is provided with fence, and a plurality of planetary gears on described central gear and the traffic cycle are positioned at the ring of encirclement of fence.