JP2019000159A - Massage machine for lower limbs - Google Patents

Abstract

To provide a massage machine for lower limbs that is compact in size and is capable of performing massaging motion of holding and pressing the whole foot parts by rockingly moving a pair of massage members arranged opposite each other so as to push from the toes toward the heels.SOLUTION: A massage machine 1 for lower limbs includes: a pair of massage members 11 for imparting holding massage motion to the lower limbs; a rotating shaft 14 disposed with its shaft center oriented in a horizontal direction and provided so as to penetrate the base end sides of the massage members 11 in the right and left direction; a drive mechanism 22 for rotating and driving the rotating shaft 14; and a conversion unit 15 for converting rotary driving force of the rotating shaft 14 into holding massage motion to the lower limbs by the pair of massage members 11. The conversion unit 15 has a restriction unit 19 for restricting the massage members 11 from rotating along with the rotating shaft 14, and the restriction unit 19 is arranged in front of or behind the rotating shaft 14.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a lower limb massage machine suitable for massaging the lower limbs.

  Legs that have been provided with a massage mechanism that gives massage action to the legs from the toes to the heels and the lower leg treatments such as calves located between the ankles and knees. There is a massage machine (for example, Patent Document 1).

Japanese Patent No. 5912548

The lower limb massage machine disclosed in Patent Document 1 is capable of performing massage on a lower limb treatment portion such as a foot tip, a heel, or a calf.
However, in recent years, there have been a wide variety of requests regarding massage feeling. For example, there has been a demand from users for “a mechanism that can give a more effective massage operation”. In addition, there is a demand from users to make the lower limb massage machine compact so that it can be placed in various places.

  Therefore, in view of the above problems, an object of the present invention is to provide a lower limb massage machine that can reduce the size of the apparatus and can perform an effective massage operation on the lower limbs.

In order to achieve the above object, the present invention takes the following technical means.
The lower limb massage machine according to the present invention is arranged such that a pair of massage members that impart a sandwich massage operation to the lower limbs, and the axial center of the massage member is directed in the horizontal direction, and the proximal end side of the massage member is set in the left-right direction. The rotating shaft provided so as to pass through, a drive mechanism for rotating the rotating shaft, and the rotational driving force of the rotating shaft are converted into a massage operation for pinching the lower limb by the pair of massage members A lower limb massage machine comprising: a converting unit that includes: a converting unit that includes a restricting unit that restricts the massaging member from rotating together with the rotation shaft; It is arranged in front of or behind the rotating shaft.

Preferably, the massage member includes a case body containing the pair of massage members, the rotation shaft, the drive mechanism, and the conversion unit, and the proximal end of the massage member is located immediately above the bottom surface of the case body. It is good to be deployed.
Preferably, the restricting portion includes a pin member provided on a proximal end side of the massage member, and a restricting groove provided at a position facing the pin member and into which the pin member is slidably fitted. It is preferable that the restriction pin protrudes in the front direction or the rear direction from the base end side of the massage member.

Preferably, between the pair of massage members, a sole massage member that provides a pressing massage operation is provided for the sole, and a corresponding position of the sole massage member on the bottom surface of the case body Further, it is preferable that a recess for avoiding contact with the sole massage member is provided.
Preferably, the conversion unit causes the rotational driving force of the rotating shaft to bring the tip ends of the pair of massage members close to each other, then make the midway portions in the longitudinal direction close to each other, separate the tips, and finally make the rear end It is good to convert into the said pinching massage operation | movement which pushes toward the back end from the front-end | tip of a pair of said massage member so that it may mutually adjoin, and a longitudinal direction middle part may be separated.

  Preferably, the drive mechanism includes a drive motor that generates a rotational drive force, and a gear box that decelerates the rotational drive force to a predetermined speed and transmits the rotational drive force to the rotation shaft. Is disposed on the side of the massage member and in the gap between the massage member and the rear side wall surface of the case body, and the rotation drive shaft of the drive motor is disposed so as to protrude obliquely forward, The gear box may be disposed in front of the drive motor.

  According to the massage machine for the lower limbs of the present invention, the entire foot part is realized by swinging and moving the pair of oppositely disposed massage members from the tip of the foot toward the heel. It is possible to perform a massage operation that sandwiches and presses.

It is a front perspective view of the appearance of the lower limb massage machine according to the present invention. It is a front perspective view of the internal structure of the massage machine for lower limbs concerning the present invention. It is a top view of the internal structure of the massage machine for the legs concerning this invention. It is a side view of the internal structure of the massage machine for the legs concerning this invention. It is the figure which showed the inclination position of the 1st inclination boss | hub part of a horizontal massage mechanism, and the 2nd inclination boss | hub part of a vertical massage mechanism. It is an enlarged view of a control part. It is a disassembled perspective view of a horizontal massage mechanism. It is sectional drawing of the conversion part of a horizontal massage mechanism (AA cross section of FIG. 4). It is the figure which showed the outline | summary of the pinching massage operation | movement by a horizontal massage mechanism and a vertical massage mechanism. It is the figure which showed rocking | fluctuation operation | movement of the 1st massage member of a horizontal massage mechanism (corresponding to FIG. 8). It is the figure which showed the rocking | fluctuation operation | movement of the conventional 1st massage member.

Hereinafter, an embodiment of a lower limb massage machine 1 according to the present invention will be described with reference to the drawings.
In addition, embodiment described below is an example which actualized this invention, Comprising: The structure of this invention is not limited with the specific example. 1 to 11 are illustrated with a part omitted for easy viewing.
1 to 10 show an embodiment of a lower limb massage machine 1 according to the present invention.

The lower limb massage machine 1 of the present embodiment is a massage that massages both the legs F and calves L constituting the lower limbs with the lower limbs of the user as the massage target (treatment part), It is comprised so that the press massage which can carry out acupressure with respect to the sole U can be performed simultaneously.
In this specification, “calf L” refers to a portion of the lower limbs of a human that is below the knee and above the ankle (ankle), and “foot F” is below the ankle and the heel. The part from K to the foot tip S shall be said. Moreover, the direction in description is shown suitably in the figure, and corresponds with the front-back direction, the left-right direction, and the up-down direction seen from the user who uses the massage machine 1 for lower limbs.

  The lower limb massage machine 1 of the present embodiment includes a first massage member 11a, 11b, a horizontal massage mechanism 10 that applies a massage operation to both the left and right foot F of the user, a second massage member 31a, The vertical massage mechanism 30 that gives a massage operation to the left and right calves L of the user using 31b, the horizontal massage mechanism 10, the drive mechanism 22 that drives the vertical massage mechanism 30, the horizontal massage mechanism 10, and the vertical It has a case body 2 containing a massage mechanism 30 and a drive mechanism 22.

In addition, the names of “horizontal” and “vertical” of the horizontal massage mechanism 10 and the vertical massage mechanism 30 are merely for convenience in the present specification, and do not limit the state of use as the lower limb massage machine 1. .
As shown in FIGS. 1 to 4, the case body 2 is a horizontally long or vertically long rectangle or square when viewed from the front, and is a boots-shaped housing when viewed from the side.

The case body 2 is provided with a pair of left and right first treatment recesses 3 that are open upward and forward at approximately the lower half of the front surface of the case body 2 so as to be separated from each other in the left and right directions. The left and right foot portions F can be fitted into the left and right first treatment recesses 3.
Also, the case body 2 is provided with a pair of left and right second treatment recesses 4 that are open frontward and upward in the upper half of the front surface of the case body 2 so as to be separated from each other in the left and right directions. The left and right calves L can be fitted into the left and right second treatment recesses 4. The 1st treatment recessed part 3 and the 2nd treatment recessed part 4 are comprised so that the thing of the left side arrangement | positioning and the thing of the right side arrangement | positioning may be connected, The lining material 5 is provided in the inside.

As shown in FIGS. 1 to 3, the left and right first treatment recesses 3 are each provided with a horizontal massage mechanism 10 for massaging the foot F from both the left and right sides. On the other hand, the left and right second treatment recesses 4 are each provided with a vertical massage mechanism 30 that massages the calf L from the front side and the rear side (back side).
A notch-shaped recess 6 that avoids contact with the sole massage member 12 (details will be described later) is provided on the bottom surface of the case body 2 at a corresponding position of the sole massage member 12 that rotates. A pair of left and right is provided.

  As shown in FIG. 2, a plurality of support members 7 a and 7 b are provided on the bottom surface in the case body 2 so as to face upward. The support members 7a and 7b support the horizontal massage mechanism 10 and the drive mechanism 22 from below. Support members 7 a that support the first rotating shaft 14 provided in the horizontal massage mechanism 10 are provided at both ends in the left-right direction of the bottom surface in the case body 2. One support member 7b that supports the first rotating shaft 14 is also provided between the left and right support members 7a.

That is, three support members 7 a and 7 b are provided on the bottom surface in the case body 2 at substantially equal intervals in the left-right direction. Bearings (bearings) are fitted into the support members 7a and 7b. A first gear box 26 of the drive mechanism 22 is attached to the support member 7b disposed in the center.
Support frames 8 a and 8 b are provided inside the case body 2. The support frames 8a and 8b are provided on the front side of the rear side wall surface in the case body 2 and substantially vertically from the bottom surface upward. The vertical massage mechanism 30 and the drive mechanism 22 are attached to the support frames 8a and 8b.

  The support frames 8 a and 8 b are formed of bars that are long in the vertical direction, and support the second rotating shaft 32 of the vertical massage mechanism 30. The support frame 8 a is erected on the front side of the rear side wall surface in the case body 2 and on both ends in the left-right direction of the bottom surface in the case body 2. One support frame 8b is also provided between the pair of left and right support frames 8a. That is, three support frames 8 a and 8 b are provided at substantially equal intervals in the left-right direction inside the case body 2.

Support portions 9a and 9b that support the second rotating shaft 32 are provided at the upper ends of the support frames 8a and 8b. A bearing (bearing) is fitted into each support portion 9a, 9b. A second gear box 27 of the drive mechanism 22 is attached to the upper part of the support frame 8b disposed at the center.
As shown in FIGS. 1 to 7, the horizontal massage mechanism 10 of the present embodiment provides a pair of massage operations for sandwiching the foot F from the tip S to the heel K so as to be pressed from outside and inside. The first massaging members 11a and 11b, the first massaging member 11a and 11b, the first rotary shaft 14 that transmits the rotational driving force output from the drive mechanism 22 to the first massaging members 11a and 11b, and the rotational driving force of the first rotary shaft 14 are It has 1st conversion part 15a, 15b converted into the pinching massage operation | movement to the leg part F by a pair of 1st massage member 11a, 11b.

Furthermore, the horizontal massage mechanism 10 has a sole massage member 12 that applies a press massage operation to the center in the longitudinal direction of the sole U (arch arch T).
The first massage members 11a and 11b are configured to face each other with the foot F therebetween, and a pair is provided so as to correspond to the left and right lower limbs of the user (body).
The first massage members 11a and 11b are plate-like members that are provided above the first rotating shaft 14 and protrude in the front-rear direction. Moreover, the 1st massage members 11a and 11b become the shape where the rear end side protruded upwards. The inner wall surfaces of the first massage members 11a and 11b that come into contact with the foot part F are formed in a curved shape that wraps around the shape of the foot part F such as the toe S, the instep, the ankle, and the heel K. ing. In other words, the first massage members 11a and 11b are formed in a shape that wraps around the foot F.

In other words, the pair of first massage members 11a and 11b are arranged so as to face the foot F, and are formed in a plate shape that protrudes to the extent that the height of the foot F (the height from the floor to the back of the foot) is exceeded. Has been.
The first rotating shaft 14 is arranged such that its axis is oriented in the horizontal direction, and is supported by three support members 7a and 7b via bearings (bearings). This 1st rotating shaft 14 is provided so that the base end side of 1st massage member 11a, 11b may be penetrated over the left-right direction.

The foot massage member 12 is a rotatable roller whose axis is directed in the left-right direction, and is attached to the first rotating shaft 14 so as to be skewered. The sole massage roller 12 has an outer diameter that can support the arch T of the sole U in a surface contact manner, and has an outer peripheral surface that is concentric or slightly eccentric with the first rotation shaft 14. .
The foot massage roller 12 is disposed at a position between the pair of left and right first massage members 11a and 11b. A plurality of treatment elements 13 are provided on the outer peripheral surface of the sole massage roller 12 so as to face the outer side in the radial direction at intervals in the circumferential direction and the axial direction of the first rotation shaft 14.

As described above, the first massage members 11a and 11b and the sole massage roller 12 are paired, and a total of two pairs are provided so that this combination corresponds to the left and right first treatment recesses 3 of the case body 2. .
The pair of left and right first massage members 11a and 11b perform a swinging motion in which the first massage members 11a and 11b come close to and away from each other, so that an effective pinching massage is applied to the foot portion F from the foot tip S to the heel K. In addition, an effective pressure massage is applied to the sole U by rotating the sole massage roller 12.

The bottom of the case body corresponding to the sole massage roller 12 is formed with a recessed portion that is recessed downward, so that interference between the rotating sole massage roller 12 and the case body can be avoided.
The first conversion units 15a and 15b will be described in detail later.
The drive mechanism 22 rotationally drives both the first rotary shaft 14 of the horizontal massage mechanism 10 and the second rotary shaft 32 of the vertical massage mechanism 30 to operate each massage mechanism.

  The drive mechanism 22 includes a drive motor 23 that generates a rotational drive force, a reduction gear box 24 that decelerates the rotational drive force to a predetermined speed, and a level of power that inputs the reduced rotational drive force to the vertical massage mechanism 30 and the horizontal level. A transmission shaft 25 that distributes the power to the massage mechanism 10 and transmits it to the power, a first gear box 26 that transmits the transmitted rotational driving force to the first rotational shaft 14, and a transmitted rotational driving force. And a second gear box 27 that transmits to the two rotation shafts 32.

The drive motor 23 is disposed in the middle in the vertical direction in the case body 2 and between the left inner first massage member 11a and the right inner first massage member 11a. That is, it can be said that the drive motor 23 is disposed substantially at the center both in the vertical direction and in the horizontal direction in the case body 2.
Specifically, the drive motor 23 has a main body that is on the side of the first massage members 11a and 11b (for example, the right side when focusing on the left inner first massage member 11a) and the first massage members 11a and 11b. In addition to being disposed in a gap with the rear side wall surface of the case body 2, the rotational drive shaft 23a of the drive motor 23 is disposed so as to protrude obliquely forward. In the present embodiment, the rotational drive shaft 23a is disposed so as to protrude obliquely forward to the left.

By arranging the drive motor 23 as described above, it can be arranged in a relatively narrow space, and the case body 2 can be made compact. Further, during the massage operation, the drive motor 23 does not come into contact with the first massage members 11a and 11b and the second massage members 31a and 31b.
The reduction gear box 24 is disposed in front of the drive motor 23, and a rotation drive shaft 23a is inserted therein.

  The transmission shaft 25 is provided so as to be supported by the first gear box 26 and the second gear box 27 so as to span the case body 2 in the vertical direction. In other words, the transmission shaft 25 is arranged with the axis oriented in the vertical direction and the upper end directed obliquely rearward. A reduction gear box 24 is provided in the middle in the longitudinal direction of the transmission shaft 25, and the transmission shaft 25 is provided through the reduction gear box 24.

That is, the rotational driving force output from the drive motor 23 is decelerated to a predetermined speed by the reduction gear box 24, and is distributed to the lower first gear box 26 and the upper second gear box 27 by the transmission shaft 25. And transmitted to the first rotating shaft 14 and the second rotating shaft 32.
The first gear box 26 is attached to the support member 7b, and the lower end (one end) of the transmission shaft 25 is inserted therein. The first gear box 26 passes through the first rotating shaft 14 disposed in the case body 2 in the left-right direction.

  The second gear box 27 is attached to the support frame 8b, and the upper end (the other end) of the transmission shaft 25 is inserted therein. In the second gear box 27, a second rotating shaft 32 provided in the case body 2 in the left-right direction passes through. That is, the drive mechanism 22 is supported by the support members 7a and 7b and the support frames 8a and 8b. A predetermined worm gear and a worm wheel are stored in each gear box.

Here, the 1st conversion parts 15a and 15b which comprise the horizontal massage mechanism 10 are demonstrated in detail.
As shown in FIG. 5 etc., 1st conversion part 15a, 15b converts a rotational drive force into the approaching / separating operation | movement of a pair of left and right 1st massage members 11a, 11b.
Specifically, the first converters 15a and 15b cause the rotational driving force of the first rotating shaft 14 to bring the tips of the pair of first massage members 11a and 11b closer to each other, and then bring the midway portions in the longitudinal direction closer to each other. In addition, the massage operation is performed so as to push the pair of first massage members 11a and 11b toward the rear end so that the front ends are separated and finally the rear ends are brought close to each other and the middle part in the longitudinal direction is separated. Convert to

  The 1st conversion parts 15a and 15b are provided in each of a pair of 1st massage members 11a and 11b. The 1st conversion parts 15a and 15b are the middle parts in the front-back direction of the 1st massage members 11a and 11b, and are arranged in the lower end side (base end). The first rotation shaft 14 passes through the first conversion portions 15a and 15b, and the first rotation shaft 14 is rotatably supported with respect to the first conversion portions 15a and 15b.

Note that the pair of first conversion portions 15a and 15b are also arranged at facing positions like the first massage members 11a and 11b. That is, a pair of 1st conversion parts 15a and 15b are arrange | positioned in the state located in a line with the left-right direction.
The first conversion portions 15a and 15b are formed by the first inclined boss portions 16a and 16b fixed to the first rotation shaft 14 and the first massage members 11a and 11b so as to rotate integrally with the first rotation shaft 14. The first annular fitting portions 18a and 18b, which are provided at the base end and are fitted to the outer peripheral edges of the first inclined boss portions 16a and 16b, and the first massage members 11a and 11b rotate together with the first rotating shaft 14. 1st control part 19a, 19b which controls this.

The first inclined bosses 16 a and 16 b have a central portion through which the first rotating shaft 14 passes and cam surfaces 17 a and 17 b that are inclined with respect to the first rotating shaft 14 are provided on the outer peripheral surface. That is, the first inclined boss portions 16 a and 16 b are rotatably attached to the first rotating shaft 14 and rotate inclined with respect to the axis of the first rotating shaft 14.
The inclination of the first inclined boss portions 16a, 16b (cam surfaces 17a, 17b) is relative between the inner first massage member 11a and the outer first massage member 11b arranged in the case body 2. The direction is reversed.

  As shown in FIG. 5, the first inclined boss portion 16a having the cam surface 17a and the first inclined boss portion 16b having the cam surface 17b have an inverted V shape (V shape depending on the direction of rotation) when viewed from the front. Are inclined with respect to each other. That is, the first massage members 11a and 11b facing each other fall down and come close to each other so that the upper end sides thereof overlap. The first massage members 11a and 11b can be tucked into the foot F by the fall of the first massage members 11a and 11b.

The first annular fitting portions 18a and 18b are formed at the base ends of the first massage members 11a and 11b, and the first inclined boss portions 16a and 16b are rotatable relative to each other via a bearing 40 (bearing). Fits outside. The first massage members 11a and 11b perform a swinging motion by the tilt rotation of the first tilt boss portions 16a and 16b.
As shown in FIGS. 5 to 9, the first restricting portions 19 a and 19 b restrict the first annular fitting portions 18 a and 18 b from rotating around the first inclined boss portions 16 a and 16 b. The first restricting portions 19 a and 19 b are disposed in front of or behind the first rotating shaft 14. In the present embodiment, the first restricting portions 19a and 19b are arranged in front of the first rotating shaft 14.

The first restricting portions 19a, 19b are provided at positions facing the pin members 20a, 20b and the pin members 20a, 20b provided on the base end sides of the first massage members 11a, 11b, and the pin members 20a, 19b, 20b has regulation grooves 21a and 21b that are slidably fitted.
The restriction pins 20a and 20b are provided so as to protrude forward or backward from the base end side of the first massage members 11a and 11b. In the present embodiment, the regulation pins 20a and 20b are projected in the forward direction.

That is, the pin members 20a and 20b facing forward and the first massage members 11a and 11b facing upward are in positions that do not face each other across the first annular fitting portions 18a and 18b. In other words, the direction in which the pin members 20a and 20b are directed intersects the height direction (vertical direction) with respect to the first massage members 11a and 11b facing upward.
That is, the first restricting portions 19a and 19b have protrusions 20a and 20b protruding forward from the first annular fitting portions 18a and 18b, and the protrusions 20a and 20b are provided on the bottom surface of the case body 2. It is slidably inserted into the regulation grooves 21a and 21b having long grooves in the left-right direction.

Note that the pair of left and right first restricting portions 19a and 19b are also arranged at facing positions in the same manner as the first massage members 11a and 11b. That is, the pair of left and right first restricting portions 19a and 19b are arranged in a state of being arranged in the left-right direction.
In this manner, the first massage member is arranged such that the base end is positioned directly above the bottom surface of the case body 2 by projecting the regulation pins 20a, 20b forward or rearward from the first annular fitting portions 18a, 18b. 11a and 11b can be deployed. Thereby, the height of the horizontal massage mechanism 10 can be made low, that is, the height of the case body 2 can be made low and compact.

When the first rotary shaft 14 rotates, the regulation pins 20a and 20b inserted in the regulation grooves 21a and 21b are allowed to slide only in the left-right direction, and the first annular fitting portions 18a and 18b The first massaging members 11a and 11b swing back and forth and left and right under the situation where the back and forth movement and the left and right movement are regulated within a predetermined angle range while preventing the rotation.
As described above, since the inclination of the first inclined boss portions 16a and 16b with respect to the first rotating shaft 14 is in the opposite direction between the pair of left and right first massage members 11a and 11b, the first massage member 11a. 11b, the front sides (tips) are close to each other, and the rear sides are separated.

At this time, the pair of left and right restricting pins 20a and 20b are oriented in such a manner that the extension lines of the axial centers intersect each other on the front side of the lower limb massage machine 1 (see (1) dashed line in FIGS. 8 and 9). . That is, the inner regulation pin 20a faces outward in the regulation groove 21a, and the outer regulation pin 20b faces inward in the regulation groove 21b.
On the other hand, when the tips of the first massage members 11a and 11b are separated from each other, the rear ends thereof are close to each other. At this time, the pair of left and right regulating pins 20a and 20b are oriented in such a way that the extension lines of the axial centers radiate each other on the front side of the lower limb massage machine 1 (see (3) in FIG. 9). That is, the inner restriction pin 20a faces inward in the restriction groove 21a, and the outer restriction pin 20b faces outward in the restriction groove 21b. In other words, the pair of left and right restricting pins 20a and 20b swings left and right in the substantially horizontal direction within the restricting grooves 21a and 21b.

  That is, the first massage member 11a on the inner side and the first massage member 11b on the outer side repeat a swinging operation (proximity separation cycle operation) that is substantially V-shaped to inverted V-shaped in plan view. . When the pair of left and right first massage members 11a and 11b repeat this proximity / separation cycle operation, the foot massage roller 12 rotates in conjunction with the first massage members 11a and 11b.

In addition, a foot support member 28 that supports the foot tip S is provided in front of the foot massage roller 12 so as to be sandwiched between the pair of first massage members 11a and 11b. In addition, a foot support member 29 that supports the heel K is provided behind the foot massage roller 12 so as to be sandwiched between the pair of first massage members 11a and 11b.
Now, as shown in FIG. 1, FIG. 5, etc., the vertical massage mechanism 30 of this embodiment is a pair of 2nd massage member 31a which provides the massaging operation | movement inserted into the calf L so that it may press from the outer side and an inner side. 31b, a second rotary shaft 32 that transmits the rotational driving force output from the drive mechanism 22 to the second massage members 31a and 31b, and the rotational driving force of the second rotary shaft 32 are used as a pair of left and right second massage members. It has 2nd conversion part 33a, 33b converted into the massage operation | movement inserted into the calf L by 31a, 31b.

The pair of left and right second massage members 31 a and 31 b are arranged in a total of two sets so as to correspond to the left and right second treatment recesses 4 of the case body 2.
The second rotating shaft 32 is disposed such that its axis is oriented in the horizontal direction, and is supported by support frames 8a and 8b via bearings (bearings). This 2nd rotating shaft 32 is provided so that the base end side of 2nd massage member 31a, 31b may be penetrated over the left-right direction.

  The second conversion parts 33a and 33b are second inclined bosses having cam surfaces 35a and 35b in which the second rotating shaft 32 passes through the center portion and the outer peripheral edge is inclined with respect to the second rotating shaft 32. Portions 34a, 34b, second annular fitting portions 36a, 36b that are provided at the base ends of the pair of left and right second massage members 31a, 31b and fit into the outer peripheral edges of the second inclined boss portions 34a, 34b, 2 It has 2nd control part 37a, 37b which controls that the massaging members 31a and 31b rotate with the 2nd rotating shaft 32, and rotational drive force of the pair of left and right 2nd massaging members 31a and 31b Convert to close-up and separation action

  The second inclined boss portions 34 a and 34 b are rotatably attached to the second rotating shaft 32 and rotate inclined with respect to the axis of the second rotating shaft 32. The second annular fitting portions 36a and 36b are formed at the base end portions of the second massage members 31a and 31b, and externally fit the second inclined boss portions 34a and 34b. The second massage members 31a and 31b perform a rocking motion by the inclined rotation of the second inclined boss portions 34a and 34b.

The second restricting portions 37a and 37b are provided at positions facing the pin members 38a and 38b and the pin members 38a and 38b provided on the base end sides of the second massage members 31a and 31b, and the pin members 38a and 38b 38b has regulation grooves 39a and 39b that are slidably fitted therein, and is provided on the rear side wall surface side of the case body 2.
In the present embodiment, the pin members 38a and 38b are provided so as to protrude rearward from the base end sides of the second massage members 31a and 31b. That is, the pin members 38a and 38b facing rearward are the second massage members 31a and 31b facing frontward and facing the opposite direction (positions facing the second annular fitting portions 36a and 36b). ing.

In other words, the direction in which the pin members 38a, 38b face and the direction in which the second massage members 31a, 31b face are substantially on the same straight line (horizontal direction).
As shown in FIG. 5, the second inclined boss portion 34 a having the cam surface 35 a and the second inclined boss portion 34 b having the cam surface 35 b have an inverted V shape (V shape depending on the rotating direction) in plan view. Are inclined with respect to each other. That is, the second massage members 31a and 31b facing each other fall down and come close to each other so that their front end sides overlap each other. By the fall of the second massage members 31a and 31b, it is possible to apply the sandwich massage to the calf L.

The second inclined boss portion 34a and the second inclined boss portion 34b are in a phase obtained by rotating the first inclined boss portion 16a and the first inclined boss portion 16b by 90 ° in the forward direction.
When the rotational driving force is transmitted to the second rotational shaft 32, the second conversion parts 33a and 33b that externally fit the second rotational shaft 32 convert the rotational driving force into a swinging motion, and each second It transmits to massage member 31a, 31b. Thereby, a pair of 2nd massage member 31a, 31b carries out approaching / separating operation | movement, and gives the pinching massage operation | movement to the calf L. FIG.

Next, operation states of the horizontal massage mechanism 10 and the vertical massage mechanism 30 described above will be described with reference to FIGS.
In addition, when the power switch or the operation switch is in an off state, the front ends of the first massage members 11a and 11b are close to each other and the rear ends are separated.
When the left and right foot portions F of the user are respectively fitted between the pair of first massage members 11a and 11b of the horizontal massage mechanism 10 and the power switch or the operation switch is turned on, the drive motor of the drive mechanism 22 is driven. 23 is activated. Then, the rotational driving force output from the rotational drive shaft 23a is input to the reduction gear box 24 and decelerated to a predetermined speed.

In the reduction gear box 24, the reduced rotational driving force is divided into power input to the horizontal massage mechanism 10 and power input to the vertical massage mechanism 30, and the first gear box 26 and the second gear are transmitted by the transmission shaft 25. Transmit to box 27.
In the first gear box 26, the rotational driving force input by the transmission shaft 25 is transmitted to the first rotational shaft 14, and the first rotational shaft 14 starts to rotate.

  As shown in (1) of FIG. 9, in the horizontal massage mechanism 10, the tips of the pair of first massage members 11 a and 11 b come close to each other by the rotation of the first rotation shaft 14, and the toes S (toes) are moved. Insert it so that it is pushed in from the side. At this time, the middle part in the longitudinal direction and the rear end of the first massage members 11a and 11b are in a separated state. Further, the regulation pins 20a and 20b sliding in the regulation grooves 21a and 21b face in a direction (inward direction) in which the axes intersect with each other on the front side of the lower limb massage machine 1 ((1) in FIG. 9). (See dash-dot line).

On the other hand, in the vertical massage mechanism 30, the tip ends of the pair of second massage members 31a and 31b are slightly separated. That is, the pair of second massage members 31a and 31b is in a state before the calf L is sandwiched from the side.
Subsequently, as shown in (2) of FIG. 9, the middle portions in the longitudinal direction of the pair of first massage members 11 a and 11 b are close to each other and are sandwiched so as to push the instep of the foot from the side. At this time, the front ends of the first massage members 11a and 11b are separated from each other, and the rear ends are approached. In addition, the regulation pins 20a and 20b sliding in the regulation grooves 21a and 21b are substantially parallel to each other (refer to the one-dot chain line in (2) of FIG. 9).

On the other hand, in the vertical massage mechanism 30, the tip of the pair of second massage members 31a and 31b comes close to each other by the rotation of the second rotation shaft 32, and the calf L is pushed in from the side.
Subsequently, as shown in (3) of FIG. 9, the rear ends of the pair of first massage members 11a and 11b are close to each other, and the heel K is sandwiched so as to be pushed in from the side. At this time, the middle portions in the longitudinal direction of the first massage members 11a and 11b are separated from each other. The tip is in a separated state. Further, the regulation pins 20a and 20b sliding in the regulation grooves 21a and 21b face in a direction (outward direction) in which the axial centers radiate each other on the front side of the lower limb massage machine 1 ((3) in FIG. 9). (See dash-dot line).

On the other hand, in the vertical massage mechanism 30, the distal ends of the pair of second massage members 31 a and 31 b are further brought closer by the rotation of the second rotation shaft 32, and the calf L is sandwiched so as to be further pushed in from the side.
The first massage members 11a and 11b of the present embodiment draw a trajectory as shown by the thick line in FIG. FIG. 10 shows the trajectory and swinging motion of the first massage member 11b. The first massage member 11a performs a swinging operation by vertically inverting the first massage member 11b shown in FIG. That is, the first massage members 11a and 11b swing in a symmetrical manner.

The first massage members 11a and 11b according to the present embodiment perform a swinging motion having a trajectory different from the trajectory of the first massage member 100 shown in FIG. That is, the horizontal massage mechanism 10 of the present embodiment can be sandwiched so as to be pushed in succession in the order of the foot tip S (toe) to the back of the foot to the heel K.
In this way, the restriction pins 20a and 20b of the first restriction portions 19a and 19b protrude forward or rearward from the first annular fitting portions 18a and 18b, so that the base ends of the first massage members 11a and 11b and the case Since no constituent member is provided between the bottom surface of the body 2 and the space, the space can be minimized. Thereby, the height of the case body 2 can be lowered, that is, the lower limb massage machine 1 can be made compact.

Moreover, since the recessed part 6 is provided in the bottom face of the case body 2 and the position corresponding to the sole massage roller 12, the interference between the sole massage roller 12 and the case body 2 can be avoided.
In addition, with the configuration of each of the first converters 15a and 15b described above, the pair of first massage members 11a and 11b can perform a swinging motion that moves smoothly and moves away.

In particular, since the regulation pins 20a and 20b of the first regulation parts 19a and 19b swing in a substantially horizontal direction, the pair of first massage members 11a and 11b is directed from the foot tip S to the heel K (from the front side to the rear side). It is possible to smooth the sandwiching massage operation that pushes in.
By the operation of the horizontal massage mechanism 10, the lower limb massage machine 1 of the present invention can push the blood flow upward (from the tip S of the foot F to the calf L), thereby promoting blood circulation of the lower limb. A feeling of natural massage can be given.

  In the present invention, the restriction pins 20a and 20b of the first restriction portions 19a and 19b are arranged in the front direction or the rear direction of the first rotation shaft 14, that is, facing the first massage members 11a and 11b. Therefore, it is possible to reduce the burden on the regulation pins 20a and 20b due to the bending moment (moment associated with the squeezing operation) of the first massage members 11a and 11b generated during the massage.

Further, as shown in FIG. 6, since the first restricting portions 19a and 19b of the present invention are provided at visible positions, they can be easily replaced when the restricting pins 20a and 20b and the restricting grooves 21a and 21b are worn out. can do.
Further, by the operation of the vertical massage mechanism 30, the lower limb massage machine 1 of the present invention can push the blood flow further upward (lower than the calf L), so that an effective massage that promotes blood circulation of the lower limbs. A feeling can be imparted.

The embodiment disclosed this time should be considered as illustrative in all points and not restrictive.
In particular, in the embodiment disclosed this time, matters that are not explicitly described, such as operating conditions and operating conditions, dimensions and weights of components, do not deviate from the range normally practiced by those skilled in the art. If it is a trader, items that can be easily assumed are adopted.

  In the present invention, the basic device configurations of the horizontal massage mechanism 10 and the vertical massage mechanism 30 excluding the first restricting portions 19a and 19b are not particularly limited. That is, various things can be adopted as the horizontal massage mechanism 10 and the vertical massage mechanism 30. Moreover, in the lower limb massage machine 1 of the present embodiment, the orientation used for the state in which the case body 2 is erected and the state in which the case body 2 is laid on its back (front side upward) can be arbitrarily changed.

DESCRIPTION OF SYMBOLS 1 Massage machine 2 for lower limbs Case body 3 1st treatment recessed part 4 2nd treatment recessed part 5 Lining material 6 Recessed part 7a Support member (both ends)
7b Support member (center)
8a Support frame (both ends)
8b Support frame (center)
9a Support part (both ends)
9b Support (center)
10 horizontal massage mechanism 11a first massage member (inside)
11b 1st massage member (outside)
12 Foot massage material (Foot massage roller)
13 treatment element 14 1st rotating shaft 15a 1st conversion part (inner side)
15b 1st conversion part (outside)
16a 1st inclination boss | hub part (inside)
16b 1st inclination boss | hub part (outside)
17a Cam surface 17b Cam surface 18a First annular fitting portion (inner side)
18b 1st annular fitting part (outside)
19a 1st regulation part (inside)
19b 1st regulation part (outside)
20a Pin member (protrusion, inside)
20b Pin member (protrusion, outside)
21a Restriction groove (inside)
21b Restriction groove (outside)
22 Drive mechanism 23 Drive motor 23a Rotation drive shaft 24 Reduction gear box 25 Transmission shaft 26 First gear box 27 Second gear box 28 Foot support member (foot tip)
29 Foot support member (heel)
30 Vertical massage mechanism 31a Second massage member (inside)
31b Second massage member (outside)
32 2nd rotating shaft 33a 2nd conversion part (inside)
33b Second conversion unit (outside)
34a Second inclined boss (inside)
34b Second inclined boss (outside)
35a Cam surface 35b Cam surface 36a Second annular fitting portion (inner side)
36b 2nd annular fitting part (outside)
37a Second restriction part (inner side)
37b Second restriction part (outside)
38a Pin member 38b Pin member 39a Restriction groove 39b Restriction groove 40 Bearing 100 First massage member F Foot S Foot tip K Heel (heel)
L calf U sole T arch

Claims (6)

A pair of massage members that impart sandwich massage action to the lower limbs;
A rotating shaft that is arranged so that the axis is oriented in the horizontal direction, and is provided so as to penetrate the proximal end side of the massage member in the left-right direction;
A drive mechanism for rotating the rotary shaft;
In the lower limb massage machine comprising: a conversion unit that converts the rotational driving force of the rotary shaft into a sandwich massage operation between the lower limbs by a pair of the massage members;
The converter has a restricting part that restricts the massaging member from rotating together with the rotating shaft,
The restricting portion is disposed in front of or behind the rotation shaft. A massage machine for lower limbs. The pair of massaging members, the rotating shaft, the drive mechanism, and a case body containing the conversion unit,
The lower limb massage machine according to claim 1, wherein the massage member is arranged such that a base end is located immediately above the bottom surface of the case body. The restricting portion includes a pin member provided on the proximal end side of the massage member, and a restricting groove provided at a position facing the pin member and into which the pin member is slidably fitted.
The lower limb massage machine according to claim 1, wherein the restriction pin protrudes forward or backward from the proximal end side of the massage member. Between the pair of massage members, a sole massage member for providing a press massage operation is provided for the sole,
The lower limb massage machine according to claim 1, wherein a recess for avoiding contact with the sole massage member is provided at a position corresponding to the sole massage member on the bottom surface of the case body. The conversion unit has a rotational driving force of the rotating shaft,
The tips of the pair of massage members are brought close together,
After that, the longitudinal middle parts are brought close to each other and the tips are separated from each other.
Finally, the rear ends are brought close to each other, and the middle part in the longitudinal direction is separated.
The lower limb massage machine according to any one of claims 1 to 4, wherein the massage is converted into the sandwiching massage operation in which the massage member is pushed toward the rear end from the front end of the pair of massage members. The drive mechanism includes a drive motor that generates a rotational drive force, and a gear box that reduces the rotational drive force to a predetermined speed and transmits the rotational drive force to the rotary shaft.
The drive motor is disposed on the side of the massage member and in a gap between the massage member and the rear side wall surface of the case body, and the rotational drive shaft of the drive motor projects obliquely forward. Is deployed as
The lower limb massage machine according to claim 1, wherein the gear box is disposed in front of the drive motor.

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