CN219941197U - Massage machine core and massage machine - Google Patents

Abstract

The utility model discloses a massage machine core and a massage machine, wherein the massage machine core comprises a frame, at least one massage component, a screw rod, a screw nut, a knocking shaft and a knocking connecting rod, wherein the screw rod and the knocking shaft are respectively and rotatably connected to the frame, the screw rod is parallel to the knocking shaft, and the screw nut is in threaded connection with the screw rod; the massage component comprises a swing arm and a massage head arranged on the swing arm, one end of a knocking connecting rod is hinged to the swing arm, and the other end of the knocking connecting rod is movably sleeved on the knocking shaft; the screw is fixedly connected with the swing arm, a guide sleeve is arranged on the swing arm, and the guide sleeve is movably sleeved outside the screw rod so as to guide the swing arm to move along the axial direction of the screw rod. According to the utility model, the guide sleeve is arranged, so that the massage machine core can realize the transmission and guide functions of the flat opening and closing of the massage component by adopting one shaft, and an additional support arm is not required to be arranged for transmitting the swing arm, thereby optimizing the structure and the mounting process and reducing the cost of the machine core.

Description

Massage machine core and massage machine

Technical Field

The utility model relates to massage equipment, in particular to a massage machine core and a massage machine.

Background

Along with the continuous improvement of economy and living standard, the demands of people for massage health care products are also increasing, and a large number of massage chairs with massage health care functions are also available on the market for consumers to select. The massage machine core is used as a core component of the massage equipment and bears the weight of the heart of a human body, so that the miniaturization, the light weight, the low cost and the simplified process of the massage machine core become the core power for promoting the development of the massage equipment industry. Along with the popularization of the current massage chairs, a plurality of massage movements with massage swing arms capable of being opened and closed in parallel appear on the market at present, wherein a massage movement with a massage swing arm capable of being opened and closed in parallel in the prior art is shown in fig. 1 (fig. 1 only shows one of the massage swing arms): the screw rod 5 ' and the screw nut are matched to drive the massage swing arm 3 ' to move along the axial direction of the screw rod 5 ', and meanwhile, the massage swing arm 3 ' is connected and matched with the knocking shaft 4 ' by the knocking connecting rod 2 ', so that when the knocking shaft 4 ' rotates around the axis of the knocking shaft, the knocking connecting rod 2 ' can drive the massage swing arm 3 ' to swing back and forth. Because the screw rod 5 ' and the screw nut are in threaded fit, the fit precision of the screw rod 5 ' and the screw nut is limited, if the screw rod 5 ' and the screw nut are simply matched to drive the massage swing arm 3 ' to move along the axial direction of the screw rod 5 ', the massage swing arm 3 ' can shake, therefore, two guide shafts 6 ' are adopted to guide the axial movement of the massage swing arm 3 ', and meanwhile, in order to avoid the limit of the guide shafts 6 ' on the forward and backward swinging of the massage swing arm 3 ', the massage swing arm 3 ' is hinged on a support arm 1 ' in the prior art, and the screw nut is sleeved in the support arm 1 ', so that each guide shaft 6 ' passes through the support arm 1 '. Thus, when the parallel opening is needed, the support arm 1 ' is utilized to drive the massage swing arm 3 ' to axially move, and when the back and forth swing is needed to realize knocking massage, the back and forth swing of the massage swing arm 3 relative to the support arm 1 ' is utilized to realize.

However, the above-described massage movement has the following drawbacks: two guide shafts are required to be arranged, and a supporting arm is required to be matched with a massage swing arm, so that the whole structure process and the installation process are complex, and the movement cost is high.

Disclosure of Invention

The utility model aims at the technical problems in the prior art, and provides a massage machine core and a massage machine, which enable the structure and the installation of the massage machine core to be simpler by arranging a guide sleeve.

The technical scheme adopted for solving the technical problems is as follows: the massage machine core comprises a frame, at least one massage component, a screw rod, a screw nut, a knocking shaft and a knocking connecting rod, wherein the screw rod and the knocking shaft are respectively and rotatably connected to the frame, the screw rod is parallel to the knocking shaft, and the screw nut is in threaded connection with the screw rod; the massage component comprises a swing arm and a massage head arranged on the swing arm, one end of a knocking connecting rod is hinged to the swing arm, and the other end of the knocking connecting rod is movably sleeved on the knocking shaft; the screw is fixedly connected with the swing arm, a guide sleeve is arranged on the swing arm, and the guide sleeve is movably sleeved outside the screw rod so as to guide the swing arm to move along the axial direction of the screw rod.

Further, a lubricant is matched between the guide sleeve and the screw rod.

Further, the lubricant is lubricating oil, and the inner side surface of the guide sleeve is provided with at least one oil storage groove for storing the lubricating oil; the oil storage tank is rectangular and extends along the axial of uide bushing.

Further, the swing arm is provided with a mounting hole, a bearing is sleeved in the mounting hole, and the bearing is sleeved outside the guide sleeve.

Further, one end of the guide sleeve is provided with a limiting boss, a check ring is sleeved outside the other end of the guide sleeve, and the bearing is sleeved outside the guide sleeve from the other end of the guide sleeve and is positioned between the limiting boss and the check ring; the check ring is in buckle connection with the guide sleeve, or the check ring is in threaded connection with the guide sleeve.

Further, the retaining ring is provided with a plurality of elastic buckles distributed along the circumferential direction at intervals, the outer side surface of the other end of the guide sleeve is provided with a circle of clamping grooves, and barbs arranged on the inner side surfaces of the elastic buckles are respectively clamped into the clamping grooves.

Further, the nut is fixedly sleeved in the mounting hole, the number of the guide sleeves on the swing arm is two, the two guide sleeves are coaxially arranged, and the nut is located between the two guide sleeves.

Further, shielding sheets are fixedly connected to the outer sides of the two ends of the mounting hole of the swing arm respectively so as to limit the bearing from falling off.

Further, the device also comprises a driving mechanism, wherein the driving mechanism is arranged on the frame and is used for driving the screw rod and the knocking shaft; the driving mechanism comprises a first motor and a second motor, the screw rod is driven by the first motor, the knocking shaft is driven by the second motor, or the driving mechanism comprises a motor, and the screw rod and the knocking shaft are driven by the motor.

The utility model further provides a massage machine, which comprises the massage machine core.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the nut is directly and fixedly connected with the swing arm, the guide sleeve is arranged on the swing arm, and the guide sleeve is used for guiding the axial movement of the swing arm along the screw rod. Therefore, compared with the prior art, the utility model can realize the transmission and guide functions of the massage assembly which is horizontally opened and closed by one shaft, and does not need to be provided with an additional support arm to transmit the swing arm, thereby optimizing the structure and the installation process and reducing the core cost.

2. According to the utility model, the lubricant is arranged between the guide sleeve and the screw rod, so that the friction force between the guide sleeve and the screw rod is reduced, and the stability and fluency of the friction swing arm in axial movement along the screw rod can be further improved. The utility model is further provided with the oil storage tank, so that a certain amount of lubricating oil can be stored, and the lubricating oil is matched between the guide sleeve and the screw rod for a long time.

3. The bearing is arranged, so that when the swing arm swings back and forth, the guide sleeve and the screw rod are relatively static without rotating along with the swing arm, thereby avoiding the occurrence of rotation friction between the guide sleeve and the screw rod and further reducing the abrasion of the guide sleeve.

4. The utility model uses the retainer ring to limit the bearing to separate from the guide sleeve, and the retainer ring and the guide sleeve are preferably connected in a buckling or threaded manner, so that the problem that the inner diameter of the guide sleeve is flattened is avoided, the guide function of the guide sleeve is improved, the abrasion is reduced, the guide sleeve does not need to be finished, the core cost is reduced, and the stability of mass production is improved.

The utility model is described in further detail below with reference to the drawings and examples; the massage machine core and the massage machine of the utility model are not limited to the embodiment.

Drawings

Fig. 1 is a schematic perspective view of a massage movement of the prior art;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is an exploded schematic view of the principal structure of the present utility model;

FIG. 4 is a schematic cross-sectional view of the principal structure of the present utility model;

FIG. 5 is a schematic cross-sectional view of the retainer ring, bearing and guide sleeve of the present utility model in a combined state;

in the figure: 1' a support wall; 2', knocking the connecting rod; 3', a massage swing arm; 4', knocking the shaft; 5', a screw rod; 6', a guide shaft; 1. a frame; 2. a massage assembly; 21. swing arms; 211. a mounting hole; 22. a massage head; 3. a screw rod; 4. a nut; 5. knocking the shaft; 6. knocking the connecting rod; 7. a guide sleeve; 71. an oil storage tank; 72. a limit boss; 73. a clamping groove; 8. a retainer ring; 81. an elastic buckle; 811. a barb; 9. a shielding sheet; 10. a bearing; 11. a first motor.

Detailed Description

In the present utility model, in the description, the directions or positional relationships indicated by "front", "rear", "left", "right", etc. are used based on the directions or positional relationships shown in the drawings, and are merely for convenience of describing the present utility model, and are not intended to indicate or imply that the apparatus referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the scope of protection of the present utility model. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. In addition, in the description of the present utility model, unless otherwise indicated, "a plurality" means two or more.

Referring to fig. 2-5, the massage machine core of the present utility model includes a frame 1, at least one massage component 2, a screw rod 3, a nut 4, a striking shaft 5 and a striking connecting rod 6, wherein the screw rod 3 and the striking shaft 5 are respectively rotatably connected to the frame 1, and the screw rod 3 and the striking shaft 5 are parallel to each other, and specifically, the screw rod 3 and the striking shaft 5 are respectively disposed along a left-right direction. The massage assembly 2 comprises a swing arm 21 and a massage head 22 arranged on the swing arm 21, the screw 4 is fixedly connected with the swing arm 21, and the screw 4 is in threaded connection with the screw rod 3. One end of the knocking connecting rod 6 is hinged with the swing arm 21, the other end of the knocking connecting rod 6 is movably sleeved on the knocking shaft 5, and the knocking shaft 5 is an eccentric shaft. The massage assembly 2 is characterized in that a guide sleeve 7 is arranged on the swing arm 21, the guide sleeve 7 is movably sleeved outside the screw rod 3, and a lubricant is matched between the guide sleeve 7 and the screw rod 3.

In this embodiment, the lubricant is a lubricating oil, and at least one oil storage groove 71 is provided on the inner side surface of the guide sleeve 7, and the lubricating oil can be stored in the oil storage groove 71. The oil reservoir 71 is elongated and extends in the axial direction of the guide sleeve 7, so that the lubricating oil can spread to various places inside the guide sleeve 7. Through the use of lubricating oil, the friction force between the guide sleeve 7 and the screw rod 3 is reduced, and the axial movement of the guide sleeve 7 on the screw rod 3 is smoother. The number of the oil storage grooves 71 is specifically plural, and the plurality of oil storage grooves 71 are distributed at intervals along the circumferential direction of the guide bush 7.

In this embodiment, the swing arm 21 of the massage assembly 2 is provided with a mounting hole 211, and the nut 4 is fixedly sleeved in the mounting hole 211. The mounting hole 211 is also sleeved with a bearing 10, and the bearing 10 is sleeved outside the guide sleeve 7. In this embodiment, one end of the guiding sleeve 7 is provided with a limiting boss 72, a retainer ring 8 is sleeved outside the other end of the guiding sleeve 7, and the bearing 10 is sleeved outside the guiding sleeve 7 from the other end of the guiding sleeve 7 and is located between the limiting boss 72 and the retainer ring 8. The collar 8 is snap-fit to the guide sleeve 7, but is not limited thereto, and in other embodiments the collar is threaded to the guide sleeve. Specifically, the retainer ring is made of plastic.

In this embodiment, the retainer ring 8 is provided with a plurality of elastic buckles 81 distributed at intervals along the circumferential direction, and a circle of clamping grooves 73 are formed in the outer side surface of the other end of the guide sleeve 7. Barbs 811 arranged on the inner side surfaces of the elastic buckles 81 are respectively clamped into the clamping grooves 73 to complete connection of the check ring 8 and the guide sleeve 7, and the bearing 10 is limited between the limiting boss 72 and the check ring 8.

In this embodiment, the number of the guide sleeves 7 on the massage swing arm 21 is two, the two guide sleeves 7 are coaxially arranged, the nut 4 is located between the two guide sleeves 7, and the side of the guide sleeve 7 with the limiting boss 72 faces the nut 4. The swing arm 21 is fixedly connected with shielding sheets 9 outside two ends of the mounting hole 211 respectively, and the shielding sheets 9 are fixedly connected to the swing arm 21 through screws so as to limit the bearing 10 from falling off.

In this embodiment, the present utility model further includes a driving mechanism provided to the frame 1 and configured to drive the screw 3 and the striking shaft 5. Specifically, the driving mechanism includes a first motor 11 and a second motor (not shown in the figure), the first motor 11 and the second motor are respectively disposed on the outer sides of the frame 1, the screw rod 3 is driven by the first motor 11, and the knocking shaft 5 is driven by the second motor. In other embodiments, the drive mechanism includes a motor that drives the lead screw and the tapping shaft, i.e., the lead screw and the tapping shaft share the same motor.

In this embodiment, the number of the massage assemblies 2 may be one or two, etc., and the drawings of the present utility model show only one massage assembly 2.

According to the massage machine core, when the massage assembly 2 is required to move left and right, the screw rod 3 is driven to rotate around the axis of the massage assembly through the first motor 11, and the screw 4 is in threaded connection with the screw rod 3, so that when the screw rod 3 rotates, the screw 4 drives the whole massage assembly 2 to move along the axial direction of the screw rod 3 under the guidance of the guide sleeve 7. When the knocking massage is needed, the knocking shaft 5 is driven by the second motor to rotate around the axis of the knocking shaft, and the knocking shaft 5 drives the swing arm 21 to swing back and forth through the knocking connecting rod 6, so that the knocking massage is realized by the massage head 22.

According to the massage machine core, the guide sleeves 7 are arranged on two sides of the screw 4, and the guide sleeves 7 are utilized to guide the massage assembly 2 to axially move along the screw rod 3, so that the transmission and guide functions of the massage assembly 2 in a flat opening and closing mode can be realized by only adopting one shaft (namely the screw rod 3), and a support arm is not required to be arranged for assistance, so that the whole structure and the installation process are optimized, and the machine core cost is reduced. According to the utility model, the bearing 10 is arranged between the guide sleeve 7 and the swing arm 21, so that when the swing arm 21 swings back and forth under the drive of the knocking shaft 5, the guide sleeve 7 and the screw rod 3 can be relatively static without rotating along with the swing arm 21, thereby avoiding the occurrence of rotation friction between the guide sleeve 7 and the screw rod 3 and further reducing the abrasion of the guide sleeve 7.

The utility model relates to a massage machine, which comprises the massage machine core. The massage machine may be a massage chair or the like.

The present utility model relates to a massage machine, and more particularly, to a massage machine with a massage machine core.

The utility model relates to a massage machine core and a massage machine, and the parts not related to the massage machine core are the same as or can be realized by adopting the prior art.

The above embodiments are only used for further illustrating a massage machine core and a massage machine of the present utility model, but the present utility model is not limited to the embodiments, and any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model falls within the scope of the technical solution of the present utility model.

Claims (10)

1. The massage machine core comprises a frame, at least one massage component, a screw rod, a screw nut, a knocking shaft and a knocking connecting rod, wherein the screw rod and the knocking shaft are respectively and rotatably connected to the frame, the screw rod is parallel to the knocking shaft, and the screw nut is in threaded connection with the screw rod; the massage component comprises a swing arm and a massage head arranged on the swing arm, one end of a knocking connecting rod is hinged to the swing arm, and the other end of the knocking connecting rod is movably sleeved on the knocking shaft; the method is characterized in that: the screw is fixedly connected with the swing arm, a guide sleeve is arranged on the swing arm, and the guide sleeve is movably sleeved outside the screw rod so as to guide the swing arm to move along the axial direction of the screw rod.

2. The massage movement of claim 1, wherein: and a lubricant is matched between the guide sleeve and the screw rod.

3. The massage movement of claim 2, wherein: the lubricant is lubricating oil, and the inner side surface of the guide sleeve is provided with at least one oil storage tank for storing the lubricating oil; the oil storage tank is rectangular and extends along the axial of uide bushing.

4. The massage movement of claim 1, wherein: the swing arm is equipped with the mounting hole, cup jointed the bearing in the mounting hole, the bearing cup joints outside the uide bushing.

5. The massage movement of claim 4, wherein: one end of the guide sleeve is provided with a limiting boss, a check ring is sleeved outside the other end of the guide sleeve, and the bearing is sleeved outside the guide sleeve from the other end of the guide sleeve and is positioned between the limiting boss and the check ring; the check ring is in buckle connection with the guide sleeve, or the check ring is in threaded connection with the guide sleeve.

6. The massage movement of claim 5, wherein: the retaining ring is equipped with a plurality of elasticity buckles of following its circumference interval distribution, the other end lateral surface of uide bushing is equipped with round draw-in groove, the barb that the medial surface of each elasticity buckle set up is blocked respectively into the draw-in groove.

7. The massage movement of any one of claims 4-6, wherein: the nut is fixedly sleeved in the mounting hole, the number of the guide sleeves on the swing arm is two, the two guide sleeves are coaxially arranged, and the nut is positioned between the two guide sleeves.

8. The massage movement of claim 7, wherein: the swing arm is fixedly connected with shielding sheets outside two ends of the mounting hole of the swing arm respectively so as to limit the bearing from falling off.

9. The massage movement of claim 1, wherein: the driving mechanism is arranged on the frame and is used for driving the screw rod and the knocking shaft; the driving mechanism comprises a first motor and a second motor, the screw rod is driven by the first motor, the knocking shaft is driven by the second motor, or the driving mechanism comprises a motor, and the screw rod and the knocking shaft are driven by the motor; the knocking shaft is an eccentric shaft.

10. A massage machine, characterized in that: a massage machine comprising a massage machine core as claimed in any of claims 1-9.