CN109350488B

CN109350488B - Massage mechanism

Info

Publication number: CN109350488B
Application number: CN201811438343.0A
Authority: CN
Inventors: 汪景亮
Original assignee: Hangzhou Deyu Precision Machinery Manufacturing Co ltd
Current assignee: Hangzhou Deyu Precision Machinery Manufacturing Co ltd
Priority date: 2018-11-28
Filing date: 2018-11-28
Publication date: 2020-10-27
Anticipated expiration: 2038-11-28
Also published as: CN109350488A

Abstract

The invention discloses a massage mechanism, which comprises a housing, a support and a main shaft, wherein the support is arranged in the housing, the main shaft is rotatably arranged on the support, a knocking hammer is fixed on the main shaft, a driving mechanism for driving the knocking hammer to rotate back and forth is arranged on the support, the driving mechanism comprises a driving motor, a driving worm wheel, a driving worm, a driving speed reducer, a force releasing disc, a force storing disc and a rotary coil spring, one end of the rotary coil spring is connected with the main shaft, and the other end of the rotary coil spring is connected with the housing; and the driving worm wheel is provided with a convex block towards one side of the power storage disc, the power discharge disc is provided with a groove towards one side of the power storage disc, and inclined planes are arranged at two ends of the driving rod, the convex block and the groove respectively so as to generate axial thrust along the main shaft to the driving rod when the worm wheel and the power discharge disc rotate, so that the driving rod is driven to slide back and forth. The knocking function is realized through the arrangement. The size of the knocking force can be controlled by adjusting the pretightening force of the rotary coil spring, and the control is convenient.

Description

Massage mechanism

Technical Field

The invention relates to a massage mechanism, in particular to a massage mechanism through knocking.

Background

After a long seat is put on a desk, the waist, the back and even the lumbar intervertebral disc are often painful, and people are used to massage and beat to relieve fatigue effectively.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a massage mechanism for massaging the back of a human body by knocking.

In order to achieve the purpose, the invention provides the following technical scheme: a massage mechanism comprises a housing, a support and a main shaft, wherein the support is arranged in the housing, the main shaft is rotatably arranged on the support, a knocking hammer is fixed on the main shaft, a driving mechanism used for driving the knocking hammer to rotate back and forth is arranged on the support, and the driving mechanism comprises a driving mechanism body

The driving motor is arranged on the bracket;

the driving worm wheel is coaxially arranged with the main shaft and can rotate around the main shaft;

the driving worm is meshed with the driving worm wheel so as to drive the driving worm wheel to rotate;

the driving speed reducer is connected with the driving motor and the driving worm;

the force releasing disc is coaxially arranged with the main shaft and can rotate around the main shaft;

the power storage disc is coaxially fixed with the main shaft, a sliding hole extending along the axial direction of the power storage disc is formed in the end face of the power storage disc, and the driving worm wheel and the power discharge disc are arranged on two sides of the power storage disc;

one end of the rotary coil spring is connected with the main shaft, and the other end of the rotary coil spring is connected with the housing;

and a driving rod, one side of the driving worm wheel facing the force accumulation disk is provided with a convex block, one side of the force discharge disk facing the force accumulation disk is provided with a groove, the driving rod is arranged in the sliding hole in a sliding manner, the driving rod moves back and forth between the rotating track of the convex block and the groove to block on the rotating track of the convex block or extend into the groove, when the driving rod blocks on the moving track of the convex block, the driving worm wheel pushes the convex block to rotate, the driving block is driven to push the driving rod to rotate in the forward direction, the force accumulation disk is driven to rotate in the forward direction, the knocking hammer is driven to rotate in the forward direction and strain the rotary coil spring, when the driving rod extends into the groove, the other end of the driving rod is separated from the convex block, the rotary coil spring discharges force to drive the main shaft to rotate in the reverse direction, the knocking hammer is driven to rotate in the reverse direction, the two ends of the driving, so as to drive the driving rod to slide back and forth.

As a further improvement of the invention, the bracket is provided with an adjusting mechanism for adjusting the pretightening force of the rotary coil spring, and the adjusting mechanism comprises

An adjusting motor which is fixed on the bracket,

an adjusting worm which is rotatably arranged on the bracket and is connected with an adjusting motor,

and the adjusting worm wheel is coaxially fixed with the main shaft, one end of the rotary coil spring is connected with the adjusting worm wheel, and the other end of the rotary coil spring is connected with the housing.

As a further improvement of the invention, a display device for displaying the pretightening force of the rotary coil spring is arranged on the bracket, the display device comprises a screw rod, a guide rod, a slide block and a plurality of position sensors, the screw rod is in transmission connection with the adjusting worm, the guide rod is fixed on the bracket, the slide block is provided with a guide hole and a threaded hole, the guide rod is arranged in the guide hole in a penetrating way, the screw rod is meshed with the threaded hole, the plurality of position sensors are sequentially arranged and fixed on the bracket, and the slide block touches the position sensors when sliding so as to display.

The invention has the advantages that during back knocking, the driving motor drives the driving worm to rotate, the driving worm drives the driving worm wheel to rotate, the driving worm wheel drives the driving rod to rotate, the driving rod is abutted against the lug to drive the force storage disc to rotate, the force storage disc drives the main shaft to rotate, the main shaft tensions the rotary coil spring to enable the rotary coil spring to store force, the inclined surface is arranged, force pushing the driving rod to the force discharge disc is generated at the contact part of the lug and the driving rod, when the driving rod moves to the groove, the driving rod leaves the lug under the action of the inclined surface thrust force and extends into the groove, the rotary coil spring loses pre-tightening limit, rebounds to drive the main shaft and the force storage disc to reversely rotate, the knocking hammer is driven to reversely rotate to generate knocking action, the inclined surface on the groove and the driving rod mutually pushes the driving rod to move towards the driving worm wheel, and the driving rod is blocked on the, and (4) waiting for the next knocking force accumulation process, and circulating the steps to realize the knocking function. The size of the knocking force can be controlled by adjusting the pretightening force of the rotary coil spring, and the control is convenient. The main shaft is driven to rotate by the matching of the driving worm wheel and the driving worm, so that the driving rod can be effectively prevented from rotating when storing force, and the force storage efficiency is improved.

Drawings

FIG. 1 is an overall architecture diagram of the present invention;

FIG. 2 shows the present invention

Fig. 3 is an enlarged view of a portion of fig. 2 at the reference point.

Detailed Description

The invention will be further described in detail with reference to the following examples, which are given in the accompanying drawings.

Referring to fig. 1 to 3, the massage mechanism of the present embodiment includes a housing 1, a support 2 and a spindle 3, the support 2 is disposed in the housing 1, the spindle 3 is rotatably disposed on the support 2, a knocking hammer 4 is fixed on the spindle 3, a driving mechanism for driving the knocking hammer 4 to rotate back and forth is disposed on the support 2, and the driving mechanism includes

A driving motor 51, the driving motor 51 being disposed on the stand 2;

a drive worm gear 52, the drive worm gear 52 being disposed coaxially with the main shaft 3 and being rotatable around the main shaft 3;

a driving worm 53, wherein the driving worm 53 is meshed with the driving worm wheel 52 to drive the driving worm wheel 52 to rotate;

a drive reducer 54, the drive reducer 54 connecting the drive motor 51 and the drive worm 53;

the force release disc 55 is coaxially arranged with the main shaft 3, and the force release disc 55 can rotate around the main shaft 3;

the power accumulating disc 56 is coaxially fixed with the spindle 3, a sliding hole 57 extending along the axial direction of the power accumulating disc 56 is formed in the end face of the power accumulating disc 56, and the driving worm wheel 52 and the power discharging disc 55 are arranged on two sides of the power accumulating disc 56;

a rotary coil spring 58, one end of the rotary coil spring 58 is connected with the main shaft 3, and the other end is connected with the housing 1;

and a driving rod 59, one side of the driving worm wheel 52 facing the power accumulating disc 56 is provided with a convex block 61, one side of the power discharging disc 55 facing the power accumulating disc 56 is provided with a groove 62, the driving rod 59 is arranged in the sliding hole 57 in a sliding manner, the driving rod 59 moves back and forth between the rotating track of the convex block 61 and the groove 62 so as to be blocked on the rotating track of the convex block 61 or extend into the groove 62, when the driving rod 59 is blocked on the moving track of the convex block 61, the worm wheel pushes the convex block 61 to rotate, the convex block 61 pushes the driving rod 59 to rotate forward, the power accumulating disc 56 is driven to rotate forward, the knocking hammer 4 is driven to rotate forward and strain the rotary coil spring 58, when the driving rod 59 extends into the groove 62, the other end of the driving rod 59 is separated from the convex block 61, the rotary coil spring 58 discharges force, the main shaft 3 is driven to rotate reversely, the knocking hammer 4 is driven to rotate reversely to generate knocking action, both, so as to generate thrust along the axial direction of the main shaft 3 to the driving rod 59 when the worm wheel and the force-releasing disc 55 rotate, so as to drive the driving rod 59 to slide back and forth.

When knocking back, the driving motor 51 drives the driving worm 53 to rotate, the driving worm 53 drives the driving worm wheel 52 to rotate, the driving worm wheel 52 drives the driving rod 59 to rotate, the driving rod 59 abuts against the projection 61 to drive the force storage disc 56 to rotate, the force storage disc 56 drives the main shaft 3 to rotate, the main shaft 3 tensions the rotary coil spring 58 to store force, the inclined surface 63 is arranged, force for pushing the driving rod 59 to the force discharge disc 55 is generated at the contact position of the projection 61 and the driving rod 59, when the driving rod 59 moves to the groove 62, the driving rod 59 is separated from the projection 61 under the thrust of the inclined surface 63 and extends into the groove 62, the rotary coil spring 58 loses pre-tightening limit, the rotary coil spring 58 rebounds to drive the main shaft 3 and the force storage disc 56 to reversely rotate to drive the knocking hammer 4 to reversely rotate to generate knocking action, and during the rotation of the force storage disc 56, the inclined surface 63 on the groove 62 and the driving, the driving rod 59 is pushed to move towards the driving worm wheel 52, the driving rod 59 is stopped on the rotating track of the lug 61 again to wait for the next knocking and force accumulation process, and the processes are circulated so as to realize the knocking function. The size of the knocking force can be controlled by adjusting the pretightening force of the rotary coil spring 58, and the control is convenient. The main shaft 3 is driven to rotate by the matching of the driving worm wheel 52 and the driving worm 53, so that the driving rod 59 can be effectively prevented from rotating during power storage, and the power storage efficiency is improved.

As a modified embodiment, the bracket 2 is provided with an adjusting mechanism for adjusting the pretightening force of the rotary coil spring 58, and the adjusting mechanism comprises

An adjusting motor 71, the adjusting motor 71 is fixed on the bracket 2,

an adjusting worm 72, the adjusting worm 72 is rotatably arranged on the bracket 2 and is connected with the adjusting motor 71,

and the adjusting worm wheel 73, the adjusting worm wheel 73 is coaxially fixed with the main shaft 3, one end of the rotary coil spring 58 is connected with the adjusting worm wheel 73, and the other end is connected with the housing 1.

When different knocking forces are needed, a user starts the adjusting motor 71 through a remote controller or other tools, the adjusting motor 71 drives the adjusting worm 72 to rotate, the adjusting worm 72 drives the adjusting worm wheel 73 to rotate, and the adjusting worm wheel 73 tensions the rotary coil spring 58, so that the rotary coil spring 58 is tensioned, a larger pre-tightening force is obtained, and a larger knocking force is generated when the main driving shaft 3 rotates. The motor rotates reversely, so that the knocking force can be reduced. The size of the knocking force is adjusted through the setting, so that the device is suitable for the requirements of different people.

As an improved specific embodiment, a display device for displaying the pretightening force of the rotary coil spring 58 is arranged on the bracket 2, the display device comprises a screw rod 81, a guide rod 82, a sliding block 83 and a plurality of position sensors 84, the screw rod 81 is in transmission connection with the adjusting worm 72, the guide rod 82 is fixed on the bracket 2, the sliding block 83 is provided with a guide hole and a threaded hole, the guide rod 82 is arranged in the guide hole in a penetrating manner, the screw rod 81 is meshed with the threaded hole, the plurality of position sensors 84 are sequentially arranged and fixed on the bracket 2, and the sliding block 83 touches the position sensors 84 when sliding so as to display the position of the.

When the adjusting worm 72 rotates, the rotary coil spring 58 is pulled and the lead screw 81 is driven to rotate, the lead screw 81 drives the sliding block 83 to slide, so that the sliding block 83 touches different position sensors 84 to output different position signals, and after the position signals are converted, a user can see the pretightening force of the coil spring, so that the user can conveniently select the proper knocking force.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. A massage mechanism is characterized in that: the device comprises a housing (1), a support (2) and a main shaft (3), wherein the support (2) is arranged in the housing (1), the main shaft (3) is rotatably arranged on the support (2), a knocking hammer (4) is fixedly arranged on the main shaft (3), a driving mechanism for driving the knocking hammer (4) to rotate back and forth is arranged on the support (2), and the driving mechanism comprises a driving mechanism

The driving motor (51), the said driving motor (51) is set up on the support (2);

the driving worm wheel (52), the said driving worm wheel (52) and basic shaft (3) are set up coaxially, and can rotate around basic shaft (3);

the driving worm (53), the driven worm (53) is meshed with the driving worm wheel (52) to drive the driving worm wheel (52) to rotate;

the driving speed reducer (54), the driving speed reducer (54) is connected with the driving motor (51) and the driving worm (53);

the force releasing disc (55), the force releasing disc (55) and the main shaft (3) are coaxially arranged, and can rotate around the main shaft (3);

the power accumulating disc (56), the power accumulating disc (56) and the main shaft (3) are coaxially fixed, a sliding hole (57) extending along the axial direction of the power accumulating disc (56) is formed in the end face of the power accumulating disc (56), and the driving worm wheel (52) and the power discharging disc (55) are arranged on two sides of the power accumulating disc (56);

the rotary coil spring (58), one end of the rotary coil spring (58) is connected with the main shaft (3), and the other end of the rotary coil spring is connected with the housing (1);

and a driving rod (59), one surface of the driving worm wheel (52) facing the force accumulation disc (56) is provided with a convex block (61), one surface of the force discharge disc (55) facing the force accumulation disc (56) is provided with a groove (62), the driving rod (59) is arranged in the sliding hole (57) in a sliding mode, the driving rod (59) moves back and forth between the rotating track of the convex block (61) and the groove (62) to block on the rotating track of the convex block (61) or stretch into the groove (62), when the driving rod (59) blocks on the moving track of the convex block (61), the driving worm wheel (52) pushes the convex block (61) to rotate, the convex block (61) is driven to push the driving rod (59) to rotate in the positive direction, the force accumulation disc (56) is driven to rotate in the positive direction, the knocking hammer (4) is driven to rotate in the positive direction and the rotary coil spring (58) is tensioned, and when the driving rod (59) stretches into the groove (62), the other end of the driving rod (, the rotary coil spring (58) discharges force to drive the main shaft (3) to rotate reversely and drive the knocking hammer (4) to rotate reversely to generate knocking action, and inclined planes (63) are arranged at two ends of the driving rod (59), the convex block (61) and the groove (62) so as to generate axial thrust along the main shaft (3) to the driving rod (59) to drive the driving rod (59) to slide back and forth when the worm wheel and the discharge disc (55) rotate;

be provided with the display device who is used for showing gyration coil spring (58) pretightning force on support (2), display device includes lead screw (81), guide arm (82), slider (83) and a plurality of position sensor (84), lead screw (81) are connected with adjusting worm (72) transmission, guide arm (82) are fixed on support (2), guide hole and screw hole have been seted up on slider (83), guide arm (82) are worn to establish in the guide hole, lead screw (81) and screw hole meshing, a plurality of position sensor (84) are arranged in proper order and are fixed on support (2), and slider (83) touch position sensor (84) when sliding to show the position of slider (83).

2. A massage mechanism as recited in claim 1, wherein: the support (2) is provided with an adjusting mechanism for adjusting the pretightening force of the rotary coil spring (58), and the adjusting mechanism comprises

An adjusting motor (71), wherein the adjusting motor (71) is fixed on the bracket (2),

an adjusting worm (72), the adjusting worm (72) is rotationally arranged on the bracket (2) and is connected with an adjusting motor (71),

and the adjusting worm wheel (73), the adjusting worm wheel (73) is coaxially fixed with the main shaft (3), one end of the rotary coil spring (58) is connected with the adjusting worm wheel (73), and the other end of the rotary coil spring is connected with the housing (1).