JP2000135262A - Massager - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a massager provided with a massaging function by a number of barrel rollers driven by a motor to rotate and a massaging function by a pair of a right and a left massaging rollers capable of effective massaging by various massaging action. SOLUTION: A main shaft (slide pipe) 10 rotated by a motor 27 is provided between support parts 4 and 4 in a main body case 1 having the support parts overhanging on both sides, a center ring 31 having an oval outer circumference and an eccentric axis is fixed to a center of the main shaft 10, and a center protrusion 37 is provided at a top part of the oval outer circumference of the center ring 31. Massaging rollers 40 and 40 inclined in opposite directions to each other are rotatably provided on both sides of the center ring 31 to have the largest enlarged width at the top part of the center ring 31. In addition, roller holders 60a and 60b to rotate in accordance with rotation of the main shaft 10 are provided on outer circumferences on both sides of the right and the left massaging rollers 40 and 40, and plural barrel rollers 62, 62 and so forth are rotatably disposed on outer circumferences of the roller holders 60a and 60b.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a massage machine having a massaging function using a large number of coma rollers driven by a motor and a massaging function using a pair of left and right fir rollers.

[0002]

2. Description of the Related Art As a conventional massage machine, there is a massage machine in which a large number of coma rollers provided on the outer periphery of a cylindrical roller are applied to the soles of the feet or each part of the body to give a massage effect by the pressing force of each coma roller. It is well known.
Further, in addition to such a massage function using a coma roller, a massage machine is known in which a pair of left and right fir rollers is provided so that the sole of the foot or the like is pressed from both sides to massage.

A conventional example of such a massager is described in Utility Model Registration No. 2539695 in 1997.

[0004] Referring to FIGS. 17 and 18, the structure will be described. A main shaft 73 composed of a hollow pipe is provided between bearing fixing portions 72 provided near the left and right side edges of a lower case 70 and an upper case 71. The main shaft 73 penetrates a central gear case 74, and a worm wheel 75 is fixed at the center of the main shaft 73, and transmits power to the main shaft 73 via a worm gear connected to a motor 76.

[0005] The left and right massage rollers 78, 78 fitted on the main shaft 73 are formed by fixing large-diameter end plates 80, 80 at both ends of a central cylindrical portion 79, 79, and peripheral edges of the end plates 80, 80. Rollers 81, 81... Which are pivotally supported by the section and short and short rollers 82, 82 are alternately arranged.

The end surfaces of the inner end plates 83, 83 on the side of the input gear case 74 are inclined with respect to the main shaft 73, and inclined plates 84, 84 parallel to this end surface are provided so as to project therefrom. , 84 are provided with rubbing members 86, 86 via a ball bearing 85 so as to be able to reversely rotate. Massage member 8
6, 86 are rubber pressing pieces 8 provided with protrusions at appropriate intervals.
7, 87 are attached to resin rings 88, 88, respectively. 2
Since the two massaging members 86, 86 are alternately inclined in the opposite direction, when the main shaft 73 is rotated by the motor 76,
The kneading members 86, 86 can continuously open and close, and can knead a human body such as a calf.

[0007]

In the above-mentioned conventional apparatus, wide and wide rollers 81, 81 and short and short rollers 82, 82 are alternately arranged in left and right massage rollers 78, 78. Only the left and right sides have a uniform and monotonous massage effect.

The gear case 74 between the left and right massaging members 86, 86 is cylindrical, and the left and right massaging members 86, 8
In addition to the massage effect from both sides due to 6, the massage effect due to the gear case 74 is not exerted on the sole of the foot.

The present invention has been made in order to improve that the conventional massage machine can only exert a monotonous massage effect, and has a massage function by a number of coma rollers driven by a motor and a pair of left and right fir rollers. An object of the present invention is to provide a massage machine having a massaging function, which provides an effective massage by a more varied massage action.

[0010]

In order to achieve the above object, a massage machine according to the present invention is provided with a main shaft which is rotated by a motor between the support portions of a main body case having a support portion extending on both sides. A center ring of an elliptical outer periphery that forms an eccentric shaft is fixedly mounted at the center of the main shaft, and a center projection is provided on the top of the elliptical outer periphery of the center ring. Fir rollers inclined in opposite directions to each other so as to have a maximum spreading width are rotatably provided, and a roller holder that rotates according to the rotation of the main shaft is provided on outer peripheries on both sides of the left and right fir rollers. A plurality of coma rollers are rotatably disposed on the outer periphery of the camera. The main shaft comprises a slide pipe driven by the motor, and a slide shaft provided along the inside of the slide pipe forms a reverse screw at a predetermined position on the left and right, while a right screw and a left screw of the slide shaft are formed. Each of the screws is screwed to a feed nut fixed to the left and right roller holders, and the fir roller is coupled to the left and right roller holders. It is preferable that the width of the fir roller is adjustable.

Further, the elastic projections may be equally arranged on each of the left and right fir rollers.

[0012] Also, a configuration may be adopted in which elastic projections are alternately arranged on each of the left and right fir rollers.

The coma rollers provided on the left and right roller holders may be provided symmetrically.

Further, the coma rollers provided on the left and right roller holders may be provided asymmetrically on the left and right.

Further, the coma rollers provided in the left and right roller holders may be constituted by a combination of concave rollers and convex rollers having different diameters.

[0016]

Embodiments of the present invention will be described below with reference to the drawings.

As shown in FIG. 1, the massage machine according to this embodiment has a main body case 1 having support portions 4, 4 projecting from both sides.
A main shaft (slide pipe) 10 that is rotated by a motor 27 is provided between the support portions 4 and 4, and a center ring 31 of an elliptical outer periphery 36 that forms an eccentric shaft is fixedly mounted at the center of the main shaft 10. Center projections 37 are provided on the top of the elliptical outer periphery 36 of the ring 31, and fir rollers 40, 40, which are inclined in opposite directions to each other so as to have a maximum spread width at the top of the center ring 31 on both sides of the center ring 31. Are rotatably provided, and furthermore, roller holders 60a, 60b are provided on the outer peripheries on both sides of the left and right fir rollers 40, 40, and the roller holders 60a, 60b are rotated in accordance with the rotation of the main shaft 10. Are rotatably disposed.

The structure of the present embodiment will be described in more detail. The main body case 1 is composed of an upper case 2 shown in FIGS.
(a) and lower case 3 shown in (b).
When 3 is united, it becomes a substantially U-shaped shape in which the support portions 4 and 4 protrude on both left and right sides.

A bearing support portion 5 for supporting bearings 11 and 12 on both left and right sides of a main shaft (slide pipe) 10 described below is provided inside the support portions 4 and 4 on both left and right sides of the upper case 2 and the lower case 3. , 6 are formed, the upper case 2 and the lower case 3
Are combined, the left bearing supports 5, 5 of the upper case 2 and the lower case 3 and the right bearing supports 6, 6 match to support the left and right bearings 11, 12 in a fixed state. ing.

As shown in FIGS. 3 (a) and 3 (b), a bottom plate 7 is formed between the support portions 4 on both sides of the lower case 3.
A long gap 3b is formed between the bottom plate 7 and the main body 3a of the lower case 3 for inserting a flexible cover 65 described later. A circular holding portion 8 is formed inside each of the right and left support portions 4 and 4 of the upper case 2 and the lower case 3, and a flexible portion is provided between each of the right and left hold portions 8 and the support portion 4. String 65a for fixing the permeable cover 65
Is formed in the peripheral groove 9 for inserting the groove.

As shown in FIG. 5, the slide pipe 10 constituting the main shaft has longitudinal grooves 1 along the axial direction at the left and right ends.
5, the right vertical groove 14 is formed longer than the left vertical groove 13 in FIG. In addition, two screw holes 1 are provided approximately at the center of the slide pipe 10 with an interval.
5 and 15 are formed, and two screw holes 15 and 15 are formed at intervals on the opposite side of the right vertical groove 14.

As shown in FIG. 4, a left bearing 11 is fitted in the vicinity of the left end of the slide pipe 10, and the left bearing 11 is connected to the left bearing support portions 5, 5 in FIGS.
It is supported by The left bearing 11 has an inner bearing 16 for supporting a slide shaft 18 inside a cap-shaped outer shape. ing.

On the other hand, as shown in FIG. 4, a cylindrical right bearing 12 having a circular flange is fixed to the outer periphery near the right end of the slide pipe 10 with a screw 12a.
Are supported by bearing support portions 6, 6 on the right side in FIGS.

An inner bearing 19 fitted on the inner periphery of the slide pipe 10 is provided inside the right bearing 12.
The inner bearing 19 has a convex portion 19a formed on the outer periphery. The convex portion 19a is fitted into the right vertical groove 14 provided in the slide pipe 10 of FIG.
Is screwed into the screw hole 19b of the inner bearing 19, so that the inner bearing 19 is fixed to the slide pipe 10. The right end of the slide shaft 18 is supported by the inner bearing 19.

The slide shaft 18 is provided with male screws 20 a in the left and right opposite directions near the inside of the left and right inner bearings 17 and 19.
20b are formed, and these left and right male screws 20a, 20
b are screwed with feed nuts 21a and 21b having a convex portion 22 on the outer periphery, and the convex portions 22 of the left and right feed nuts 21a and 21b are
Projecting from the left and right vertical grooves 13 and 14, and furthermore, the respective protrusions 22 of the left and right feed nuts 21a and 21b are provided with inner locking portions 26 and 26 of roller holders 60a and 60b described later.
Is engaged. Accordingly, when the slide pipe 10 is rotated by the drive of the motor 27, the left and right roller holders 60a and 60b are driven to rotate.

As shown in FIG. 8, the main body case 1 has a large height rearward (rightward in FIG. 8) and an upper surface inclined forward (leftward in FIG. 8). Motor 27 fixed to lower case 3 by band 27a inside main body case 1
The worm gear 29 connected to the rotating shaft 28 of the motor 27 is fixed to the left end of the slide pipe 10 as shown in FIG. By meshing with the helical gear 30,
The slide pipe 10 is rotated by driving the motor 27. Note that the helical gear 30 is the case 3
0a.

As shown in FIG. 4, a center ring 31 has two screws 31 substantially at the center of the slide pipe 10.
a, 31a. More specifically, screw holes 34, 34 are formed near both ends of the inner cylinder 33 of the center ring 31 shown in FIG.
4 and 34 are inserted into two screw holes 1 at the center of the slide pipe 10.
The center ring 31 is fixed to the approximate center of the slide pipe 10 by matching with the screws 5 and 15 and fastening with the screws 31a and 31a. Therefore, when the slide pipe 10 rotates by the drive of the motor 27, the center ring 31 also rotates.

As shown in FIG. 9 (a), the center ring 31 has an elliptical outer periphery 36 connected by a rib 35 to the center outer periphery of an inner cylinder 33 having an inner diameter to be inserted into the slide pipe 10. 9 at the top of its elliptical outer periphery 36.
An arc-shaped center projection 37 shown in FIG. 9A or 9B is formed.

As shown in FIG. 4, fir rollers 40, 40 which are formed to be inclined in opposite directions to each other, are fixed symmetrically on both sides of the center ring 31.
As shown in FIG. 10 or 11, the fir rollers 40, 40 have a small-diameter portion 41 inserted into the outer periphery of the slide pipe 10, a large-diameter portion 42 having a diameter larger than the small-diameter portion 41,
The inner retainer 4 having an inclination angle α (for example, α = 11 °) formed over the boundary between the small diameter portion 41 and the large diameter portion 42.
3 and the large-diameter portion 42 with the inclination of the inner retainer 43.
An inclined cover 44 for filling a gap formed on the outer periphery of the fir holder, a fir holder 46 provided in an inclined manner through a plurality of steel balls 45 stored in the inner retainer 43, and a fir holder 46
And a holder cover 48 for locking the rubber elastic body 47 to the fir holder 46 with screws 48a.

As shown in FIG. 4, the small diameter portions 41 of the right and left fir rollers 40, 40 can enter the outer periphery of the inner cylinder 33 of the center ring 31 with a gap.

Further, as shown in FIG. 10, an outer retainer 49 is also provided on the inner periphery of the fir holder 46, and a plurality of steel balls 45 are housed inside by fitting with the inner retainer 43. The fir holder 46 is rotatable around the inner retainer 43 in an inclined state. The inclination of the left and right fir rollers 40, 40 is designed to have the maximum spread width at the top of the elliptical outer periphery 36 of the center ring 31, that is, at the position where the center projection 37 is provided.

As shown in FIG. 12, the rubber elastic members 47 are formed in a ring shape, and elastic protrusions 47a, 47a... However, the plurality of elastic protrusions 47a provided on the rubber elastic body 47 may not be arranged alternately, but may be arranged uniformly, that is, such that the plurality of elastic protrusions 47a are arranged in the same circumference.

The left and right fir rollers 40, 4
In the configuration of No. 0, the outer periphery of the distal end of the small diameter portion 41 is formed in a tapered shape having an inward slope.
A plurality of cuts 30 formed at equal intervals are provided on the outer periphery of the tip of
Are formed. As shown in FIG. 4, left and right roller holders 60a and 60a
When the inner diameter of a is inserted, the outer periphery of the tip of the small diameter portion 41 is cut 3
0, the inner diameter of the left and right roller holders 60a, 60b enters through the protrusion 31 of the small diameter portion 41, and the tip of the small diameter portion 41 is inserted into a step 32 provided on the inner periphery of the roller holders 60a, 60b. The small-diameter portion 41 of the fir rollers 40, 40 is fixed to the outer periphery of the small-diameter portion 41 of the roller holders 60a, 60b by locking the outer projections 31.

With the above configuration, the left and right fir rollers 4
When the motor 27 is rotated while the feet and the like are sandwiched between the maximum spread portions 0 and 40, the feet and the like are massaged while the spread width of the left and right fir rollers 40 and 40 fluctuates, and the left and right fir rollers 40 and 40 are massaged. The center ring 31 in between rotates to press the sole of the foot according to the bulge of the elliptical outer periphery 36 of the center ring 31, and the elliptical outer periphery 36
Center projection 37 can locally provide a stimulating effect.

The width of the left and right fir rollers 40, 40 can be adjusted.

The configuration for this will be described.
As shown in FIG. 5, a brake function unit 50 provided at the left end of the slide shaft 18 is used. The brake function unit 50 is configured by fixing a brake body 51 shown in FIG. 6 to a surplus length 18a at a left end portion of the slide shaft 18 in FIG. 4 with a screw (not shown).

Further, as shown in FIG. 6, a rubber brake shoe 52 is fitted on the outer periphery of the brake body 51 fixed to the end of the slide shaft 18, and
A brake arm 53 for accommodating the brake body 51 with play up and down is provided on a working shaft 55 of the solenoid 54 via a coil spring 56, and the brake arm 53 is configured to move up and down by driving the solenoid 54 up and down. I have.

In such a configuration, the solenoid 54
When the brake arm 53 is lowered by the driving of the brake shaft 52, the brake shoe 52 of the brake body 51 is tightened to apply braking to the rotation operation of the slide shaft 18. At this time, each of the male screws 20a, 20b, following the left and right opposite male screws 20a, 20b provided on the left and right of the slide shaft 18, respectively.
Feed nuts 21a and 21b screwed to 20b are in opposite directions (directions approaching each other or directions away from each other)
, The left and right roller holders 60a and 60b move in the opposite direction along the axial direction to move the left and right fir rollers 4a.
By moving 0, 40 in the opposite direction, the spread width of these left and right fir rollers 40, 40 can be adjusted.

As shown in FIG. 4, bearings 61 are arranged in, for example, three rows on each of the left and right roller holders 60a and 60b provided further outside the left and right fir rollers 40 and 40, respectively. , Are arranged at equal intervals on the outer circumference,
Coma rollers 6 rotatably supported on respective bearings 61
2, 62... Pins 63 are pivotally supported.
1, 61 ... are reinforced by ribs 64 (see FIG. 15). Further, an inclined cover 65 which fills the gap between the left and right inclined fir rollers 40, 40 is formed on the outer periphery of the inner end, and a flange 66 is formed on the outer periphery of the outer end. are doing.

The coma rollers 62, 62... Shown in FIG.
They are provided asymmetrically in the left and right roller holders 60a and 60b.

That is, the roller holder 60 on the right side of FIG.
In FIGS. 6A and 6B, concave rollers 62a having the same diameter and having two peaks on the outer periphery are alternately arranged. Also,
In the roller holder 60a on the left side of FIG. 15, a large-diameter concave roller 62a having two projections on the outer periphery, a large-diameter convex roller 62b having one projection on the outer periphery,
A small-diameter concave roller 62a and a small-diameter convex roller 62
b, and medium-diameter concave rollers 62a and medium-diameter convex rollers 62b are provided alternately on the outer periphery.

In the present invention, as described above, the coma rollers 6 in the left and right roller holders 60a and 60b are used.
Are provided asymmetrically, and the combination of the concave roller 62a and the convex roller 62b in the roller holder 60a on the left side in FIG.
Alternatively, the alternate arrangement of the concave rollers 62a in the right roller holder 60b in FIG. 15 may be configured in the left and right roller holders 60a, 60b.

As shown in FIG. 13 or FIG.
The outer peripheries of the left and right roller holders 60a, 60b are surrounded by a flexible cover 65 made of cloth or the like covering the whole of the coma rollers 62, 62, as shown in FIG.

At both ends of the flexible cover 65, a fastening string 65 a is inserted into a gap between the folded portions 66 joined on both sides in the width direction, and a long gap is formed in the folded gap 66 joined on both sides in the longitudinal direction of the cover 65. Each stop plate 67 is inserted through each stop plate 67.
Both ends are exposed. Then, the left and right ends of the cover 65 are locked in the circumferential grooves 9, 9, and the above-mentioned fastening string 65 a is bound and caught in a notch 67 a exposed at both ends of each stopper plate 67 in a ring shape. Is removed from the gap 3b provided between the bottom plate 7 of the lower case 3 and the main body 3a, and both ends of the stopper plates 67 on both sides are fixed with screws 67b. Also,
Just by removing the screw 67b of the stopper plate 67, the fastening string 6
5a can be easily detached from the circumferential grooves 9, 9 and the cover 65 can be easily removed.

The flexible cover 65 includes the left and right fir rollers 4.
0 and 40 are recessed in a shape along the outer periphery of the center ring 31, and the cover 65 is
0, 40, the center ring 31, and the outer circumferences of the left and right roller holders 60a, 60b.
2 Envelop with.

As shown in FIG. 15, concave surfaces 2a, 2a,... Are formed near the cover 65 of the upper case 2, and when these soles are massaged, these concave surfaces 2a, 2a,.
The heel can be applied to a ...

As shown in FIG. 13, roller holders 60a, 60a are provided on the upper surface of one support portion 4 of upper case 2.
A switch plate 67 is provided for adjusting the forward, reverse, and rotational speeds of the center ring 31 and the center ring 31 and for adjusting the width of the fir rollers 40, 40 on the left and right sides.

As shown in FIG. 14, legs 68 provided with rubber cushioning materials are fixedly provided on the four sides of the bottom of the lower case 3.

The massage machine of the present invention can be used to massage the soles of the feet, and can be used for calf massage when the massage machine of the present invention is installed on a floor or the like.
In addition, massage can be performed on the side surface of the foot, the toes, the instep of the foot, the sole of the knee, the ankle, and the like with the above-described appropriate pressing force.

[0050]

As described above, in the massage machine of the present invention, when the foot is sandwiched between the inclined fir rollers on both sides and at the same time the sole is put on the center ring, the fir rollers on both sides change their spread width. Press both sides of the foot while
In addition, the elliptical outer periphery of the center ring presses the entire sole of the foot, and the center projection provided on the top of the elliptical outer periphery of the center ring presses the sole of the foot in a curved portion.

As described above, the massage machine of the present invention can obtain a very varied massage effect only by sandwiching the foot between the fir rollers on both sides.

However, the massage machine of the present invention can massage not only the side massage but also various parts of the body by changing the use condition.

Further, in the present invention, since the width of the left and right fir rollers can be adjusted, they can be selectively used according to the size of the user's feet and further according to the condition of each part of the body to be massaged.

Further, when the feet are applied to the left and right coma rollers, the rotating coma rollers can intermittently massage the soles of the feet. When the coma rollers are arranged symmetrically, the applied coma rollers are applied to the left and right coma rollers. The sole of the foot can be massaged evenly in the left and right directions, and when the coma rollers are arranged asymmetrically in the left and right directions, a more powerful massage effect can be obtained with a more varied arrangement of the coma rollers.

Furthermore, the configuration in which the elastic projections of the left and right fir rollers are evenly arranged or alternately arranged can change the degree of fir by the fir rollers.

[Brief description of the drawings]

FIG. 1 is a plan view showing the internal structure of a massage machine according to the present invention.

FIGS. 2 (a) and 2 (b) are plan views or inner side views showing the upper case of the massage machine according to the present invention.

FIGS. 3 (a) and 3 (b) are plan views or inner side views showing the lower case of the massage machine according to the present invention.

FIG. 4 is a partial sectional view of a roller holder, a fir roller, a center ring, and the like provided on a main shaft of the massage machine according to the present invention.

FIG. 5 is a front view of a slide pipe of the massage machine according to the present invention.

FIG. 6 is a front view of a brake function unit of the massage machine according to the present invention.

FIG. 7 is a front view showing a motor of the massage machine according to the present invention, and a coupling relationship between a worm gear and a worm wheel fixedly mounted on a rotating shaft of the motor.

FIG. 8 is a sectional view showing a state in which a motor of the massage machine according to the present invention is housed.

9 (a), 9 (b) and 9 (c) are an end view, a sectional view and a front view showing a center ring of the massage machine according to the present invention.

FIG. 10 is a sectional view of a fir roller of the massage machine according to the present invention.

FIG. 11 is a side view of a fir roller body of the massage machine according to the present invention.

FIGS. 12 (a), (b), and (c) are a top view, a partial side view, and a rear view of a fir roller of the massage machine according to the present invention.

FIG. 13 is a top view with a cover of the massage machine according to the present invention.

FIG. 14 is a bottom view of the massage machine according to the present invention.

FIG. 15 is a top view of the massage machine according to the present invention with the cover removed.

FIG. 16 is a perspective view of a massage machine with a cover according to the present invention;

FIG. 17 is a plan view showing a partial internal structure of a conventional massage machine.

FIG. 18 is a partial sectional view showing the internal structure of a conventional massage machine.

[Description of sign]

 DESCRIPTION OF SYMBOLS 1 ... Main body case 2 ... Upper case 3 ... Lower case 10 ... Main shaft (slide pipe) 18 ... Slide shaft 27 ... Motor 37 ... Center protrusion 40 ... Fir roller 47 ... Rubber elastic body 60a, 60b ... Roller holder 62 ... Coma roller 62a ... Concave roller 62b ... Convex roller

Claims (7)

[Claims] 1. A main shaft which is rotated by a motor is provided between the support portions of a main body case having support portions projecting on both sides, and an elliptical outer center ring forming an eccentric shaft is fixedly mounted at the center of the main shaft. A center projection is provided at the top of the elliptical outer periphery of the center ring, and fir rollers which are inclined in opposite directions to each other so as to have a maximum spread width at the top of the center ring on both sides of the center ring are rotatable. And a roller holder that rotates in accordance with the rotation of the main shaft is provided on the outer periphery of both sides of the left and right fir rollers, and a plurality of coma rollers are rotatably arranged on the outer periphery of the roller holder. Massage machine. 2. The main shaft comprises a slide pipe driven by the motor, and a slide shaft provided along the inside of the slide pipe forms a reverse screw at a predetermined position on the left and right, while a right end of the slide shaft is formed. Each of the screw and the left screw is screwed to a feed nut fixed to the left and right roller holders, and the fir roller is coupled to the left and right roller holders,
The massage machine according to claim 1, wherein the spread width of the left and right fir rollers can be adjusted by rotating the slide shaft. 3. The massage machine according to claim 1, wherein elastic projections are equally arranged on each of the left and right fir rollers. 4. The massage machine according to claim 1, wherein elastic projections are alternately arranged on each of said left and right fir rollers. 5. The massage machine according to claim 1, wherein the coma rollers provided on the left and right roller holders are provided symmetrically. 6. The massage machine according to claim 1, wherein the coma rollers provided in the left and right roller holders are provided asymmetrically. 7. The massage machine according to claim 1, wherein the coma rollers provided on the right and left roller holders are formed by combining concave rollers and convex rollers of different diameters.