CN100413776C - Covering device - Google Patents

Abstract

The invention discloses a cover rolling device which comprises a motor, a transmission mechanism, a plurality of rolling knife groups, a planetary gear transmission mechanism, a grooved cam, a rotary disc, a thumb wheel and a main transmission gear, wherein the motor is connected with the planetary gear transmission mechanism through the transmission mechanism, and the rolling knife groups are connected with planetary gears in the planetary gear transmission mechanism; the grooved cam is fixed on a machine frame, the rotary disc positioned below the rolling knife groups is connected with the main transmission gear, and the thumb wheel is fixed on the rotary disc. The rolling knife groups form a triangular star shape which has circular arc, and triangular star-shaped uneven parts which have circular arc on the adjacent rolling knife groups are arranged oppositely in an uneven mode, wherein adjacent rolling knife groups have opposite steering directions. The present invention has the advantages of reasonable structure, compact mechanism, high work efficiency and favorable property.

Description

Capping device

Technical field

The present invention is mainly concerned with the capping device field of bottle class packing container in medicine and the food service industry, refers in particular to a kind of capping device of lipper group formula.

Background technology

At present the capping device of Cover-rolling machine has two kinds of hilted broadsword formula and lipper group formulas, lipper group formula is generally one group on three cuttves, promptly three lipper rectangular distribution around bottleneck, aluminium-plastic cap to a bottleneck carries out the roll compacting sealing simultaneously, the profile of lipper group is starlike for the triangle of band circular arc, owing to roll the needs of lid, its oad is certain value substantially, the lipper group can not produce mutual interference in the course of the work, their transmission device adopts planetary gear type, be that the sun gear drive is in conplane planetary wheel around oneself revolution, planetary wheel is with the center rotation of oneself simultaneously, and planetary wheel has same parameter, width between centers between the planetary wheel will inevitably be greater than tip diameter, because the restriction of above-mentioned two conditions, the oad of this device is bigger, quality is big, the manufacturing cost height, and work efficiency is not high.

Summary of the invention

The technical matters that the present invention can solve just is: at the deficiency that prior art exists, the invention provides a kind of structure more rationally, mechanism is compact more, the capping device that work efficiency is higher, performance is good.

For solving the problems of the technologies described above, the solution that the present invention proposes is: a kind of capping device, it comprises motor, transmission device, several lipper groups, planetary gear mechanism, grooved cam, rotating disk, thumb wheel and final gear, described motor links to each other with planetary gear mechanism by transmission device, and the lipper group links to each other with planetary wheel in the planetary gear mechanism; Described grooved cam is fixed on the frame, the rotating disk that is positioned at lipper group below links to each other with final gear, thumb wheel is fixed on the rotating disk, the profile of described lipper group is the triangle star of band circular arc, it is characterized in that: the jog of band circular arc triangle star is concavo-convex and is oppositely arranged on the adjacent lipper group, and the switched in opposite of adjacent lipper group.

Per four planetary wheels are a compound planet gear in the described planetary gear mechanism, planetary wheel I is thick gear in this compound planet gear, the bottom of planetary wheel I and sun gear engagement, mesh with planetary wheel II, planetary wheel III respectively on the top of planetary wheel I, direct and the sun gear engagement of planetary wheel IV, the width between centers of planetary wheel IV and planetary wheel I is that two center planetary gears are apart from sum.

Gear in the described planetary gear mechanism is a profile shifting gear.

Compared with prior art, advantage of the present invention just is: the jog with band circular arc triangle star on the adjacent lipper group in the capping device of the present invention is designed to be concavo-convex being oppositely arranged, and the switched in opposite of adjacent lipper group.Like this, the width between centers between the adjacent lipper group has shortened 30%, and the lipper group had both reduced shared space, again can normal operation.Under the onesize situation of rotating disk, just can increase a number of lipper group, because of under rotating speed unmodified prerequisite, improving work efficiency.Under the situation that the lipper group equates, the volume energy of capping device of the present invention reduces significantly, and quality diminishes significantly, and rotating speed can suitably improve, and the work efficiency that adapts also can improve.In sum, capping device of the present invention have compact conformation, rationally, work efficiency is high, in-use performance good and advantage such as low cost of manufacture.

Description of drawings

Fig. 1 is the structural representation of the embodiment of the invention;

Fig. 2 is the floor plan scheme drawing of lipper group among the present invention;

Fig. 3 is the scheme drawing of planetary wheel planar alignment among the present invention;

Fig. 4 be among Fig. 3 c-c to expansion analyse and observe enlarged diagram;

Fig. 5 is the cross-sectional schematic of planetary wheel cooperation place.

Marginal data

1, planetary wheel I 2, planetary wheel II

3, planetary wheel III 4, planetary wheel IV

5,sun gear 6, lipper group

7,planetary gear mechanism 8, grooved cam

9,motor 10, transmission device

11, rotatingdisk 12, thumb wheel

13,final gear 14, frame

15,depression bar 16, stage clip

17,cutter head 18, awl bar

19,jam nut 20, screw mandrel

21, bearingseat 22, bottle

The specific embodiment

Below with reference to the drawings and specific embodiments the present invention is described in further details.

As shown in Figure 1, capping device of the present invention, it comprisesmotor 9,transmission device 10,several lipper groups 6,planetary gear mechanism 7,grooved cam 8, rotatingdisk 11,thumb wheel 12 andfinal gear 13, describedmotor 9 links to each other withplanetary gear mechanism 7 bytransmission device 10, andlipper group 6 links to each other with planetary wheel in theplanetary gear mechanism 7; Groovedcam 8 is fixed on theframe 14, the rotatingdisk 11 that is positioned atlipper group 6 belows links to each other withfinal gear 13,thumb wheel 12 is fixed on the rotatingdisk 11, the profile of describedlipper group 6 is the triangle star of band circular arc, the jog of band circular arc triangle star is concavo-convex and is oppositely arranged on theadjacent lipper group 6, and the switched in opposite of adjacent lipper group 6.Wherein,motor 9 drivessun gear 5 rotations ofplanetary gear mechanism 7 bytransmission device 10,sun gear 5 drives each planetary wheel aroundsun gear 5 revolution, self rotates rotation again simultaneously, the planetary number of teeth is consistent with modulus, each planetary wheel is connected withlipper group 6, the axle and the planetary wheel endoporus oflipper group 6 are running-fit, feather key is arranged between them, axle can be upper and lower mobile in planetary wheel, rely on the feather key transfer torque,drive lipper group 6 and do the same motion of planetary wheel, and upper and lower motion under the control of grooved cam 8.Rotating disk 11 and thethumb wheel 12 that is fixed on the rotatingdisk 11 turn round under the drive of final gear 13.The lipper oad partly of thelipper group 6 of band circular arc triangle star designs according to the actual needs that rolls lid, basically be a definite value, if will increase work efficiency, the idea of people's routine has only two approach, article one, increase its rotating speed, second increases a number of lipper group 6.The present invention breaks through the people's conventional imagination, with the triangle starlike concavo-convex part layout that do not interfere with each other ofadjacent lipper group 6 profiles for the band circular arc, be designed to the concavo-convex position ofadjacent lipper group 6 band circular arc triangle stars concavo-convex be recessed relatively to protruding, promptly be with the recess of circular arc triangle star or the protuberance or the mutual interlock of recess of protuberance andadjacent lipper group 6 on alipper group 6, and turning to ofadjacent lipper group 6 is set to opposite sense.As shown in Figure 2, the width between centers between theadjacent lipper group 6 has shortened 30%, and will pass byhomodromal lipper group 6 and be designed toadjacent lipper group 6 contrarotations, otherwise trianglestar lipper group 6 in running conditions of band circular arc can be killed mutually.Like this,lipper group 6 had both reduced occupation space, again can normal operation.Under the onesize situation of rotatingdisk 11, can increase a number oflipper group 6, under rotating speed unmodified prerequisite, improve work efficiency; Under the situation thatlipper group 6 equates, the volume of this device reduces significantly, and quality diminishes significantly, and rotating speed can suitably improve, and the work efficiency that adapts also can improve.

Realize the simplest embodiment such as Fig. 3 ofadjacent lipper group 6 switched in opposite, Fig. 4 and shown in Figure 5, with per four planetary wheels in theplanetary gear mechanism 7 is a compound planet gear, planetary wheel I1 is thick gear in this compound planet gear, the bottom of planetary wheel I1 andsun gear 5 engagements, the top of planetary wheel I1 respectively with planetary wheel II2, planetary wheel III3 engagement, direct andsun gear 5 engagements of planetary wheel IV4, the width between centers of planetary wheel IV4 and planetary wheel I1 is that two center planetary gears are apart from sum, and make each planetary wheel arrange adjacent planetary wheel switched in opposite in space andsun gear 5 dislocation.Same circuit orbit is aroundsun gear 5 revolution in the space for planetary wheel I1, planetary wheel II2, planetary wheel III3 and planetary wheel IV4, and self is also doing rotation certainly.It is conventional gear that gear in theplanetary gear mechanism 7 is difficult to rounding, generally adopts profile shifting gear in the majority.Equate switched in opposite withadjacent lipper group 6 spacings of planetary wheel captive joint, the spacing that this spacing equals between the planetary wheel is the diameter of pitch circle.

Principle of work:motor 9 turns round through thesun gear 5 thattransmission device 10 drives in theplanetary gear mechanism 7,sun gear 5 drives each planetary wheel thatlipper group 6 is housed and is revolving round the sun again in the axis rotation of self aroundsun gear 5,lipper group 6 upper ends are fixed on the control of thegrooved cam 8 on theframe 14 and are done, following motion, groovedcam 8 does not rotate, rotatingdisk 11 and thethumb wheel 12 that is fixed on the rotatingdisk 11 turn round in thebearing seat 21 that is being fixed under the drive offinal gear 13 on theframe 14,final gear 13 links to each other with external propulsion source, thebottle 22 of having gone up aluminium-plastic cap enters under the effect of its conveying mechanism that rotatingdisk 11 places the groove location ofthumb wheel 12 and with rotatingdisk 11 rotations, when entering, it rolls when covering the position,lipper group 6 is descending under the control ofgrooved cam 8, thedepression bar 15 of its center suit is pushed down aluminium-plastic cap under the effect ofstage clip 16,cutter head 17 inwardly shrinks under the effect ofcone 18, the skirt section of roll compacting aluminium-plastic cap, until their roll compacting being sealed on the bottleneck ofbottle 22,lipper group 6 rises under the control ofgrooved cam 8 then,depression bar 15 andcone 18 are up,depression bar 15 leaves aluminium-plastic cap,cutter head 17 outside distendings,lipper group 6 is left bottle cap, and the whole process of lid of rolling is finished in the rotation synchronously at rotatingdisk 11 and lipper group 6.Unclampjam nut 19, therotary screw 20 of this device bottom,lipper group 6 can being done rises or descend adjusts, and with the height that adapts todifferent bottles 22, short, changes lipper and can adapt to the different large and small of bottleneck.

Claims (3)

1. capping device, it comprises motor (9), transmission device (10), several lipper groups (6), planetary gear mechanism (7), grooved cam (8), rotating disk (11), thumb wheel (12) and final gear (13), described motor (9) links to each other with planetary gear mechanism (7) by transmission device (10), and lipper group (6) links to each other with planetary wheel in the planetary gear mechanism (7); Described grooved cam (8) is fixed on the frame (14), the rotating disk (11) that is positioned at lipper group (6) below links to each other with final gear (13), thumb wheel (12) is fixed on the rotating disk (11), the profile of described lipper group (6) is the triangle star of band circular arc, it is characterized in that: adjacent lipper group (6) upward is with the jog of circular arc triangle star to be concavo-convex and is oppositely arranged, and the switched in opposite of adjacent lipper group (6).

2. capping device according to claim 1, it is characterized in that: per four planetary wheels are a compound planet gear in the described planetary gear mechanism (7), planetary wheel I (1) is thick gear in this compound planet gear, the bottom of planetary wheel I (1) and sun gear (5) engagement, mesh with planetary wheel II (2), planetary wheel III (3) respectively on the top of planetary wheel I (1), direct and sun gear (5) engagement of planetary wheel IV (4), planetary wheel IV (4) is that two center planetary gears are apart from sum with the width between centers of planetary wheel I (1).

3. capping device according to claim 1 and 2 is characterized in that: the gear in the described planetary gear mechanism (7) is a profile shifting gear.

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