TWI611123B - Linear shifting base and linear shifting mechanism including the same - Google Patents

Description

Linear shifting base and linear shifting mechanism including the same

The invention provides a linear gear shifting base and a linear gear shifting mechanism comprising the same, in particular a linear gear shifting base and a linear gear shifting mechanism which can avoid the shifting of the transmission ball body during the gear shifting process.

In order to make the vehicle adjust the speed or reduce the fuel consumption, the current vehicles are all equipped with a gear shifting mechanism. The general gear shifting mechanism mainly relies on the gear set, or the gear set and the oil passage. However, because the gear set, or the gear set and the oil passage mechanism are complicated, bulky, the gear shift interval is small, the transmission loss is large, and the gear shift is easy to fall. Therefore, a stepless gear mechanism with a two-groove wheel and a V-belt was developed, however, since the volume of the sheave and the V-belt is still large and the gear interval is still small, a linear gear shifting mechanism has been developed. The main purpose is to clamp the transmission ball movement on the outer circumference surface of the power input rotating body, the power output rotating body and the supporting rotating body. However, the transmission ball may be offset during the gear shifting process to reduce the gear blocking performance. Therefore, how to invent a linear shifting base and a linear shifting mechanism including the same to prevent the shifting of the transmission ball during the shifting process will be actively disclosed in the present invention.

In view of the shortcomings of the above-mentioned prior art, the inventor feels that he has not perfected it, exhausted his mind and researched and overcome it, and developed a linear gear shifting base and a linear gearing mechanism including the same, in order to avoid the transmission sphere being avoided. The purpose of the offset occurs during the gearing.

A first aspect of the present invention provides a linear shifting base having an axial power input swivel pivoting hole and an axial power output swivel pivoting hole respectively for pivoting an axial direction a power input swivel and an axial power output swivel, the axial power input swivel pivot hole and the axial power output swivel pivot hole are located in an axial direction of the linear shift base, and the linear gear base a plurality of transmission ball accommodating grooves respectively for movably receiving a part of a transmission ball, wherein the transmission ball accommodating grooves surround the axial direction of the linear gear pedestal, and each of the transmission balls is movable Between the axial power input swivel, the axial power output swivel and the transmission ball receiving groove, each of the transmission balls is deflected from the radial direction of the linear gear base to the axial direction of the linear gear base .

In the linear shifting base, the linear gear base is a regular polygonal cylinder, and the axial power input swivel pivot hole and the axial power output swivel pivot hole are respectively located on two sides of the linear gear base. .

In the linear shifting base, the outer edge surface of the linear shifting base has a plurality of gear fixing portions, and the gear fixing portions are respectively located between the two transmission ball receiving grooves.

In the above linear shifting base, each of the gear fixing portions is a U-shaped fixing groove.

A second aspect of the present invention provides a linear shifting mechanism comprising: a linear displacement base of a first aspect; a plurality of transmission balls spaced apart from each other and a portion of each of the transmission spheres being accommodated in each of the transmission spheres a receiving groove, each of the transmission balls has a cylindrical groove in a radial direction; a plurality of driving round rods, wherein the inward end is respectively disposed in the cylindrical groove by the radial movement of the linear gear base; a row of gears that are movably coupled to an outward end of the drive rods, the gears driving the drive rods to be deflected from a radial direction of the linear gear base to an axial direction of the linear gear base; An axial power input swivel having an inner tilting power input toroid; and an axial power output swivel having an inner tilting power output toroid, the axial power input swivel and the axial movement The force output swivel is located on opposite sides of the transmission ball to actively clamp the transmission balls between the inner tilting power input toroid, the inner tilting power output toroid and the transmission ball receiving groove.

In the above linear shifting mechanism, each of the transmission ball receiving slots is provided with a plurality of rolling balls, and each of the driving balls is disposed on the rolling balls.

In the linear shifting mechanism, the opening of each of the transmission ball receiving slots is provided with a stop ring body to be sleeved on the outside of the transmission ball and to stop the rolling balls.

In the above linear shifting mechanism, a circular sleeve is disposed between each of the driving round rods and the cylindrical recess of each of the driving balls.

In the above linear shifting mechanism, the linear shifting base is a regular polygonal cylinder, and the axial power input swivel pivoting hole and the axial power output swivel pivoting hole are respectively located on two sides of the linear shifting base.

In the above linear shifting mechanism, the outer edge surface of the linear shifting base has a plurality of gear fixing portions, and the gear fixing portions are respectively located between the two transmission ball receiving grooves to connect the blocking portions.

In the above linear shifting mechanism, each of the driving round rods is provided with a sliding rod body, and the gearing portion has a driving toroidal body and two fixed torus bodies, and the driving toroidal body has a plurality of oblique guiding directions in an annular arrangement a hole, each side surface of the fixed torus has a plurality of circular cross-shaped grooves arranged in an annular shape, and each of the fixed annular bodies extends inwardly with a plurality of extending and extending fixing portions, and the cross-shaped grooves are located at two extending and fixing portions The sides of the fixed torus are connected to each other to communicate two or two cross-shaped grooves. The linear gear base is located in the fixed annular body and the extension fixing portions are respectively fixed to the gear fixing portions. The driving round rod and each of the sliding rod bodies are disposed in a cross-shaped groove connected by two and two, the driving torus body The movable sleeve is sleeved on the outer surface of the fixed annular ring, and an outward end of each of the driving round rods is disposed in each of the oblique guiding holes.

In the above linear shifting mechanism, each of the gear fixing portions is a U-shaped fixing groove, and each of the extending fixing portions is an L-shaped fixing leg, and two L-shaped fixing legs are fixed to the U-shaped fixing grooves.

In the above linear shifting mechanism, the axial power input swivel has a first connecting shaft pivotally connected to the axial power input swivel pivoting hole of the linear shifting base, and the axial power output is turned The body has a second connecting shaft pivotally connected to the axial power output swivel pivot hole of the linear gear base.

In the linear shifting mechanism, the axial power input swivel pivot hole and the axial power output swivel pivot hole of the linear shift base are respectively provided with a bearing, and the bearings are respectively connected to the first connecting shaft and the first Two connecting shafts.

In the above linear shifting mechanism, the axial power input rotating body has a power input clamping ring body, a first ball ring body, a power input rotating body and a spiral elastic body, and the power input clamping ring body The side has the inner inclined power input toroid, and the other side has a plurality of first teardrop-shaped grooves arranged in an annular shape, and the inner edge of the power input clamping ring body has a first radial positioning hole, the first ball The ring body has a plurality of first balls and a first positioning ring body, the first positioning ring body has a plurality of first positioning portions for respectively positioning the first balls, and a side of the power input rotating body has a first axial direction a positioning hole and a plurality of third teardrop-shaped grooves arranged in an annular shape, the heads of the third teardrop-shaped grooves being opposite to a tangential direction of the heads of the first teardrop-shaped grooves, the first The first ball movements of the ball ring body are sandwiched between the first teardrop-shaped grooves and the third teardrop-shaped grooves, and the two ends of the spiral elastic body respectively have a radial positioning column and An axial positioning column, the spiral elastic body is placed in the power input clamp The radial positioning post is disposed in the first radial positioning hole, and the axial positioning post is disposed in the first axial positioning hole.

The linear shifting mechanism further includes an annular cover body, a bearing and a second ball ring body. The other side of the power input rotating body has a power input shaft, and the second ball ring body has a plurality of second balls. And a second positioning ring body, the second positioning ring body has a plurality of second positioning portions for respectively positioning the second balls, the bearing is sleeved on the power input shaft, and the second second ball ring body Ball movement is sandwiched between the annular cover and the power input swivel.

In the above linear shifting mechanism, the axial power output rotating body has a power output clamping ring body, a first ball ring body, a power output rotating body and a spiral elastic body, and the power output clamping ring body The side has the inner inclined power output toroid, and the other side has a plurality of second teardrop-shaped grooves arranged in an annular shape, and the inner edge of the power output clamping ring body has a second radial positioning hole, the first ball The ring body has a plurality of first balls and a first positioning ring body, the first positioning ring body has a plurality of first positioning portions for respectively positioning the first balls, and a side surface of the power output rotating body has a second axial direction a positioning hole and a plurality of fourth teardrop-shaped grooves arranged in an annular shape, the heads of the fourth teardrop-shaped grooves and the heads of the second teardrop-shaped grooves are oriented in opposite tangential directions, the first The first ball movements of the ball ring body are sandwiched between the second teardrop-shaped grooves and the fourth teardrop-shaped grooves, and the two ends of the spiral elastic body respectively have a radial positioning column and An axial positioning column, the spiral elastic body is placed in the power output clamp Body, this radial positioning post radially disposed on the second positioning hole, the positioning post axially disposed axially to the second positioning hole.

The linear gear shifting mechanism further includes an annular cover body, a bearing and a second ball ring body. The other side of the power output rotating body has a power output shaft, and the second ball ring body has a plurality of second balls. And a second positioning ring body, the second positioning ring body has a plurality of second positioning portions for dividing The second ball is not positioned, the bearing is sleeved on the power output shaft, and the second balls of the second ball ring are movable between the annular cover and the power output rotating body.

Thereby, the linear gear base of the present invention and the linear gear mechanism including the same can prevent the transmission ball from shifting during the gear shifting.

1‧‧‧Linear pedestal

10‧‧‧Linear gear mechanism

11‧‧‧Axial power input swivel pivot hole

111‧‧‧ bearing

12‧‧‧Axial power output swivel pivot hole

121‧‧‧ bearing

13‧‧‧Drive sphere receiving slot

131‧‧‧ rolling sphere

132‧‧‧stop ring body

14‧‧ ‧ gear fixing department

141‧‧‧U-shaped fixing groove

2‧‧‧Axial power input swivel

21‧‧‧Power input clamp ring

211‧‧‧Inverted power input torus

212‧‧‧First teardrop shaped groove

213‧‧‧First radial positioning hole

22‧‧‧First ball ring

221‧‧‧First positioning ring

222‧‧‧First Positioning Department

223‧‧‧First Ball

23‧‧‧Power input swivel

231‧‧‧First axial positioning hole

232‧‧‧Third teardrop groove

233‧‧‧First connecting shaft

234‧‧‧Power input shaft

24‧‧‧Spiral Elastomer

241‧‧‧ radial positioning column

242‧‧‧Axial positioning column

25‧‧‧Circular cover

26‧‧‧ Bearing

27‧‧‧Second ball ring

271‧‧‧Second positioning ring

272‧‧‧Second Positioning Department

273‧‧‧second ball

3‧‧‧Axial power output swivel

31‧‧‧Power output clamping ring

311‧‧‧Inverted power output torus

312‧‧‧Second teardrop shaped groove

313‧‧‧Second radial positioning hole

32‧‧‧First ball ring

321‧‧‧First positioning ring

322‧‧‧First Positioning Department

323‧‧‧First Ball

33‧‧‧Power output swivel

331‧‧‧Second axial positioning hole

332‧‧‧4th teardrop shaped groove

333‧‧‧Second connection shaft

334‧‧‧Power output shaft

34‧‧‧Spiral Elastomers

341‧‧‧ radial positioning column

342‧‧‧Axial positioning column

35‧‧‧Ring cover

36‧‧‧ Bearing

37‧‧‧Second ball ring

371‧‧‧Second positioning ring

372‧‧‧Second Positioning Department

373‧‧‧Second ball

4‧‧‧ Transmission sphere

41‧‧‧ cylindrical groove

5‧‧‧Drive round rod

51‧‧‧Sliding rod body

52‧‧‧Circular sleeve

6‧‧ ‧ shifting department

61‧‧‧ drive torus

611‧‧‧ oblique guiding hole

612‧‧‧Arc flange

62‧‧‧Fixed torus

621‧‧‧Cross-shaped trough

622‧‧‧Extension fixed section

63‧‧‧ drive wheel

1 is an exploded perspective view of a linear shifting mechanism in accordance with a preferred embodiment of the present invention.

2 is a schematic exploded view of another perspective view of a linear shifting mechanism according to a preferred embodiment of the present invention.

Fig. 3 is an exploded perspective view showing an axial power input swivel of a preferred embodiment of the present invention.

Fig. 4 is an exploded perspective view showing another perspective view of the axial power input swivel according to a preferred embodiment of the present invention.

Fig. 5 is an exploded perspective view showing an axial power output swivel of a preferred embodiment of the present invention.

Fig. 6 is an exploded perspective view showing another perspective view of the axial power output rotating body in accordance with a preferred embodiment of the present invention.

Fig. 7 is a schematic diagram showing the combination of a linear shifting mechanism according to a preferred embodiment of the present invention.

[Fig. 8] A front view of Fig. 7.

9 is a cross-sectional view of FIG. 8.

FIG. 10 is a right side view of FIG. 7. FIG.

FIG. 11 is a cross-sectional view of FIG. 10. FIG.

In order to fully understand the objects, features and advantages of the present invention, the present invention will be described in detail by the following specific embodiments and the accompanying drawings, which are illustrated as follows: Please refer to FIG. 1 and FIG. 7 to 11, as shown in the figure, a first aspect of the present invention provides a linear gear shifting base 1 having an axial power input swivel pivot hole 11 on each of its two sides. And an axial power output swivel pivot hole 12 for pivoting an axial power input swivel 2 and an axial power output swivel 3, the axial power input swivel pivot hole 11 and the shaft The power output swivel pivot hole 12 is located in the axial direction of the linear shift base 1, and the outer edge surface of the linear shift base 1 has a plurality of transmission ball receiving grooves 13 spaced apart from each other for respectively accommodating one a part of the transmission ball 4, the transmission ball receiving groove 13 surrounds the axial direction of the linear gear base 1, each of the transmission balls 4 is movablely clamped to the axial power input rotating body 2, the axial power output rotating body 3 and between the transmission ball accommodating grooves 13, and each of the transmission balls 4 is deflected from the radial direction of the linear gear base 1 to the axial direction of the linear gear base 1.

Referring to FIG. 9 again, as shown in the figure, a part of the transmission ball 4 is accommodated in each of the transmission ball receiving slots 13 of the linear gear base 1, and each of the transmission balls 4 is movablely clamped to the The axial power input rotating body 2, the axial power output rotating body 3 and each of the driving ball receiving grooves 13 are arranged, so that each of the driving balls 4 is deflected clockwise from the radial direction of the linear gear shifting base 1 When (shifting) or counterclockwise deflection (shifting) to the axial direction of the linear shifting base 1, the respective transmission balls 4 are not displaced, thereby improving the performance of the gears.

Referring to FIG. 1 and FIG. 2 again, as shown in the figure, in the linear gear base 1, the linear gear base 1 can be a regular polygonal cylinder, and the figure is a regular hexagonal cylinder. The axial power input. The swivel pivot hole 11 and the axial power output swivel pivot hole 12 are respectively located on two sides of the linear gear base 1.

Referring to FIG. 1 and FIG. 2 again, as shown in the figure, in the linear gear shift base 1, the outer edge surface of the linear gear base 1 may have a plurality of gear fixing portions 14 for connecting with a gear portion 6. The gear fixing portions 14 are respectively located between the two transmission ball receiving grooves 13 . In addition, each of the gear fixing portions 14 may be a U-shaped fixing groove 141.

Referring to FIG. 1 and FIG. 2, and FIG. 7 to FIG. 11, as shown in the figure, the second aspect of the present invention provides a linear shifting mechanism 10 including a linear displacement base 1 of a first aspect. The plurality of transmission balls 4, the plurality of driving round rods 5, the one gear portion 6, the one axial power input rotating body 2, and one axial power output rotating body 3. Wherein, the transmission balls 4 are spaced apart from each other and a part of the transmission ball 4 is accommodated in each of the transmission ball accommodating grooves 13, and each of the transmission balls 4 has a cylindrical groove 41 in the radial direction; An inward end of the round rod 5 is respectively disposed in the cylindrical recess 41 by the radial movement of the linear shift base 1; the gear portion 6 is movably connected to an outward end of the driving round rod 5, the gear portion 6 driving the driving rods 5 and the transmission balls 4 before the radial direction of the linear gear shifting base 1 is deflected to the axial direction of the linear gear shifting base 1; the axial power input rotating body 2 has an inner portion a tilting power input toroid 211; the axial power output rotating body 3 has an inner tilting power output toroid 311, and the axial power input rotating body 2 and the axial power output rotating body 3 are located opposite to the driving sphere 4 On the two sides, the transmission ball 4 is sandwiched between the inner tilting power input toroid 211, the inner tilting power output toroid 311 and the transmission ball receiving groove 13.

Referring to FIG. 9 again, as shown in the figure, a part of the transmission ball 4 is accommodated in each of the transmission ball receiving slots 13 of the linear gear base 1, and each of the transmission balls 4 is movablely clamped to the The axial power input rotating body 2, the axial power output rotating body 3 and each of the driving ball receiving grooves 13 are arranged, so that each of the driving balls 4 is deflected clockwise from the radial direction of the linear gear shifting base 1 When (shifting) or counterclockwise deflection (shifting) to the axial direction of the linear shifting base 1, the respective transmission balls 4 are not displaced, thereby improving the performance of the gears. In addition, when each of the transmission balls 4 is in the state shown in FIG. 9, the inner tilt power input toroid 211 of the axial power input swivel 2 and the inner tilt power output torus 311 of the axial power output swivel 3 Contacting the same rotational radius of each of the transmission balls 4, so the rotational speed of the axial power input swivel 2 and the axial power output swivel 3 will be the same and the rotation direction is opposite; When each of the transmission balls 4 shown in FIG. 9 is deflected (shifted) toward the axial power input swivel 2, the inner tilting power input toroid 211 of the axial power input swivel 2 contacts the rotational radius of each of the transmission balls 4. Smaller, the inner tilting power output toroid 311 of the axial power output rotating body 3 will contact the rotating radius of each of the driving balls 4, so the rotational speed of the axial power output rotating body 3 will be higher than that. The rotational speed of the axial power input swivel 2 is slow (deceleration) and the rotational direction is opposite; when the respective transmission balls 4 shown in FIG. 9 are deflected (shifted) toward the axial power output swivel 3, the axial power input The inner tilting power input toroid 211 of the rotating body 2 is in contact with each of the driving spheres 4 having a larger turning radius, and the inner tilting power output toroid 311 of the axial power output rotating body 3 contacts the respective transmitting spheres 4 The radius of rotation is small, so the rotational speed of the axial power output swivel 3 is faster (upward speed) than the rotational speed of the axial power input swivel 2 and the direction of rotation is opposite.

Referring to FIG. 1 and FIG. 2 , and FIG. 9 and FIG. 11 , as shown in the figure, in the linear gear shifting mechanism 10 , a plurality of rolling balls 131 can be accommodated in each of the transmission ball receiving grooves 13 . The rolling ball 131 is smaller than each of the driving balls 4, and each of the driving balls 4 is movably disposed on the rolling balls 131. Thereby, the rolling balls 131 can reduce the friction between each of the transmission balls 4 and each of the transmission ball receiving grooves 13.

Referring to FIG. 1 and FIG. 2, and FIG. 9 and FIG. 11, as shown in the figure, in the linear gear shifting mechanism 10, the opening of each of the transmission ball receiving slots 13 may be provided with a stop ring body 132 for movement. The sleeves are disposed outside the transmission balls 4 and stop the rolling balls 131. Thereby, the rolling balls 131 are movable between the respective transmission ball receiving grooves 13, each of the driving balls 4 and the stopping ring body 132.

Referring to FIG. 1 and FIG. 2 , and FIG. 9 and FIG. 11 , as shown in the figure, in the linear gear shifting mechanism 10 , between the driving round rod 5 and the cylindrical groove 41 of each of the driving balls 4 . The activity is provided with a circular sleeve 52. Thereby, each of the circular sleeves 52 can reduce the friction between each of the driving round bars 5 and each of the cylindrical grooves 41.

Referring to FIG. 1 and FIG. 2 again, as shown in the figure, in the linear gear shifting mechanism 10, the linear gear shifting base 1 can be a regular polygonal cylinder, and the drawing is a regular hexagonal cylinder, and the axial power input is turned. The body pivot hole 11 and the axial power output swivel pivot hole 12 are respectively located on two sides of the linear gear base 1.

Referring to FIG. 1 and FIG. 2 again, as shown in the figure, in the above-mentioned linear gear shifting mechanism 10, the outer edge surface of the linear gear shifting base 1 has a plurality of gear fixing portions 14, and the gear fixing portions 14 are respectively located at two The transmission ball accommodates between the slots 13 to connect the blocking portion 6.

Referring to FIG. 1 and FIG. 2 and FIG. 7 to FIG. 11 , as shown in the figure, in the linear gear shifting mechanism 10 , each of the driving round bars 5 may be provided with a sliding rod body 51 , and the gear shifting portion 6 may have a driving annular body 61 and two fixed annular bodies 62 having a plurality of oblique guiding holes 611 arranged in an annular shape and spaced apart from each other, the inclined guiding holes 611 having the same inclination angle The side surface of the fixed torus 62 has a plurality of cross-shaped grooves 621 which are annularly arranged and spaced apart from each other, and each of the fixed toroids 62 extends inwardly with a plurality of extending and fixing portions 622 which are annularly arranged and spaced apart from each other. The slot 621 is located between the two extending fixing portions 622. The sides of the fixed annular bodies 62 are connected to each other to communicate two or two cross-shaped grooves 621. The linear gear base 1 is located in the fixed annular body 62 and the same The extension fixing portions 622 are respectively fixed to the gear fixing portions 14 , and each of the driving round bars 5 and the sliding rod bodies 51 are movably disposed in the two-shaped communicating cross-shaped grooves 621 . Outside the fixed torus 62, the outward end of each of the driving rods 5 is disposed in each Inclined guide hole 611. Referring to FIG. 1 and FIG. 7, as shown, a driving wheel lever 63 can drive a two-arc flange 612 on the driving toroid 61, and the driving wheel 63 can be a driving rack. The flange 612 may be a curved rack. When the driving wheel 63 drives the driving toroid 61 to rotate clockwise or counterclockwise, the oblique guiding holes 611 respectively guide the driving. An outward end of the round rod 5 drives the driving rods 5 and the sliding rod bodies 51 to move in the axial direction of the linear gear base 1 in each of the cross-shaped grooves 621, and drives the transmission balls 4 to deflect. (shift).

Referring to FIG. 1 and FIG. 2 again, as shown in the figure, in the linear shifting mechanism 10, each of the gear fixing portions 14 may be a U-shaped fixing groove 141, and each of the extending fixing portions 622 may be an L-shaped fixing leg. The two L-shaped fixing legs can form a U-shaped fixing leg to be fixed to the two sides of each of the U-shaped fixing grooves 141 by two screws (not shown).

Referring to FIG. 1 , FIG. 2 and FIG. 9 , as shown in the figure, in the linear shifting mechanism 10 , the axial power input rotating body 2 can have a first connecting shaft 233 , and the first connecting shaft 233 is pivotally connected to the first connecting shaft 233 . The axial power input shaft pivoting hole 11 of the linear gear base 1 has a second connecting shaft 333, and the second connecting shaft 333 is pivotally connected to the linear gear base 1 The axial power output is pivoted to the pivot hole 12.

Referring to FIG. 1 , FIG. 2 and FIG. 9 , as shown in the figure, in the linear gear shifting mechanism 10 , the axial power input swivel pivot hole 11 and the axial power output swivel pivot of the linear gear shift base 1 . The receiving holes 111 and 121 are respectively connected to the first connecting shaft 233 and the second connecting shaft 333.

Referring to FIG. 1 to FIG. 4, as shown in the above, in the linear gear shifting mechanism 10, the axial power input rotating body 2 can have a power input clamping ring body 21, a first ball ring body 22, and a power. The rotating body 23 and a spiral elastic body 24 are input. One side of the power input clamping ring body 21 has the inner inclined power input annular surface 211, and the other side surface has a plurality of first teardrop concave shapes which are annularly arranged and spaced apart from each other. a slot 212, the inner edge of the power input clamping ring body 21 has a first radial positioning hole 213, the first ball ring body 22 has a plurality of first balls 223 and a first positioning ring body 221, the first positioning The ring body 221 has a plurality of first positioning portions 222 (first positioning grooves) that are annularly arranged and spaced apart from each other to respectively position the first balls 223. One side of the power input rotating body 23 has a first axial positioning hole 231 and a plurality of third teardrop shaped grooves 232 which are annularly arranged and spaced apart from each other. The heads of the third teardrop shaped grooves 232 The first ball 223 of the first ball ring body 22 is movably clamped to the first teardrop shaped groove 212 and the tangential direction of the head of the first teardrop shaped groove 212. Between the third teardrop-shaped recesses 232, the two ends of the spiral elastic body 24 respectively have a radial positioning post 241 and an axial positioning post 242, and the spiral elastic body 24 is received by the power input clip. In the ring body 21 , the radial positioning post 241 is disposed in the first radial positioning hole 213 , and the axial positioning post 242 is disposed in the first axial positioning hole 231 .

Please refer to FIG. 1 , FIG. 2 , FIG. 5 and FIG. 6 . As shown in the figure, in the linear gear shifting mechanism 10 , the axial power output rotating body 3 can have a power output clamping ring body 31 and a first ball. a ring body 32, a power output rotating body 33 and a spiral elastic body 34. One side of the power output clamping ring body 31 has the inner inclined power output annular surface 311, and the other side surface has a circular array and is spaced apart from each other. a second teardrop shaped groove 312 having a second radial positioning hole 313 at the inner edge of the power output clamping ring body 31. The first ball ring body 32 has a plurality of first balls 323 and a first positioning ring body. The first positioning ring body 321 has a plurality of first positioning portions 322 (first positioning grooves) which are annularly arranged and spaced apart from each other to respectively position the first balls 323, and one side of the power output rotating body 33 has a a second axial positioning hole 331 and a plurality of fourth teardrop shaped grooves 332 annularly arranged and spaced apart from each other, the heads of the fourth teardrop shaped grooves 332 and the second teardrop shaped grooves 312 The heads are oriented in opposite tangential directions, and the first balls 323 of the first ball ring body 32 are movable to the same Between the second teardrop shaped groove 312 and the fourth teardrop shaped groove 332, the two ends of the spiral elastic body 34 respectively have a radial positioning post 341 and an axial positioning post 342, the spiral elastic body The radial positioning post 341 is disposed in the second radial positioning hole 313 , and the axial positioning post 342 is disposed in the second axial positioning hole 331 .

Referring again to FIGS. 1 through 6, as shown, when the power input swivel 23 is rotated clockwise (please refer to FIG. 3), the first balls 223 are moved to the first teardrop shaped grooves. a tail portion of 212 and a tail portion of the third teardrop-shaped recess 232 to push the power input clamping ring body 21 to press the driving ball 4 and drive the driving ball 4 to rotate, and the spiral elastic body 24 will Being twisted to store energy, then the drive ball 4 will drive the power take-off ring body 31 to rotate counterclockwise (please refer to FIG. 5), and the first balls 323 will move to the second teardrop shape a tail portion of the groove 312 and a tail portion of the fourth teardrop-shaped groove 332, so that the power output clamping ring body 31 presses the transmission ball body 4 and drives the power output rotating body 33 to rotate counterclockwise, and the spiral elasticity Body 34 will be twisted to store energy. Thereby, the transmission ball 4 can be movably clamped between the inner tilting power input toroid 211, the inner tilting power output toroid 311 and the transmission ball receiving groove 13 to improve the performance of the gear. Additionally, when the linear shifting mechanism 10 is not in gear, the helical elastomers 24, 34 can release the twisted energy to return the first balls 223, 323 to their original positions.

Referring to FIG. 3 and FIG. 4 again, as shown in the figure, the linear gear mechanism 10 further includes an annular cover body 25, a bearing 26 and a second ball ring body 27, and the power input rotating body 23 The other side has a power input shaft 234. The second ball ring body 27 has a plurality of second balls 273 and a second positioning ring body 271. The second positioning ring body 271 has a plurality of second annular ring bodies 271 arranged in a ring shape and spaced apart from each other. Positioning portion 272 (second positioning groove) for respectively positioning the second balls 273, the bearing 26 is sleeved on the power input shaft 234, and the second balls 273 of the second ball ring body 27 are movablely clamped to the second ball 273 The annular cover body 25 is interposed between the power input swivel 23.

Referring to FIG. 5 and FIG. 6 again, as shown in the figure, the linear gear mechanism further includes an annular cover 35, a bearing 36 and a second ball ring body 37, and the power output rotating body 33 is further One side has a power output shaft 334, and the second ball ring body 37 has a plurality of second balls 373 and a second a positioning ring body 371 having a plurality of second positioning portions 372 (second positioning grooves) annularly arranged and spaced apart from each other to respectively position the second balls 373, and the bearing 36 is sleeved on the power The output shaft 334 is movable between the annular cover 35 and the power output swivel 33.

Referring again to FIG. 9, as shown, when the drive wheel lever 63 drives the drive ring body 61 to rotate (gear), the drive wheel bar 63 can be along the axial direction of the linear gear shift base 1 with respect to the remaining components. The translation is such that the drive wheel lever 63 can continuously drive the drive ring body 61 to rotate (gear).

The invention has been described above in terms of the preferred embodiments, and it should be understood by those skilled in the art that the present invention is not intended to limit the scope of the invention. It should be noted that variations and permutations equivalent to those of the embodiments are intended to be included within the scope of the present invention. Therefore, the scope of protection of the present invention is defined by the scope of the patent application.

1‧‧‧Linear pedestal

10‧‧‧Linear gear mechanism

11‧‧‧Axial power input swivel pivot hole

111‧‧‧ bearing

13‧‧‧Drive sphere receiving slot

131‧‧‧ rolling sphere

132‧‧‧stop ring body

14‧‧ ‧ gear fixing department

2‧‧‧Axial power input swivel

21‧‧‧Power input clamp ring

23‧‧‧Power input swivel

234‧‧‧Power input shaft

25‧‧‧Circular cover

26‧‧‧ Bearing

3‧‧‧Axial power output swivel

31‧‧‧Power output clamping ring

311‧‧‧Inverted power output torus

33‧‧‧Power output swivel

333‧‧‧Second connection shaft

35‧‧‧Ring cover

4‧‧‧ Transmission sphere

41‧‧‧ cylindrical groove

5‧‧‧Drive round rod

51‧‧‧Sliding rod body

52‧‧‧Circular sleeve

6‧‧ ‧ shifting department

61‧‧‧ drive torus

611‧‧‧ oblique guiding hole

612‧‧‧Arc flange

62‧‧‧Fixed torus

621‧‧‧Cross-shaped trough

622‧‧‧Extension fixed section

63‧‧‧ drive wheel

Claims (18)

A linear gear shifting base has an axial power input swivel pivot hole and an axial power output swivel pivot hole respectively for pivoting an axial power input swivel and an axial power An output swivel, the axial power input swivel pivot hole and the axial power output swivel pivot hole are located in an axial direction of the linear shift base, and the outer edge surface of the linear shift base has a plurality of transmission ball bodies Positioning a slot for respectively accommodating a portion of a transmission ball, the transmission ball receiving groove surrounding an axial direction of the linear gear base, each of the transmission balls being movablely clamped to the axial power input swivel, the shaft Between the power output swivel and the transmission ball receiving groove, each of the transmission balls is deflected from the radial direction of the linear gear base to the axial direction of the linear gear base. The linear gear shifting base according to claim 1, wherein the linear gear base is a regular polygonal cylinder, and the axial power input swivel pivot hole and the axial power output swivel pivot hole are respectively located in the linear gear The two sides of the base. The linear gear shifting base of claim 1, wherein the outer edge surface of the linear gear base has a plurality of gear fixing portions, and the gear fixing portions are respectively located between the two transmission ball receiving grooves. The linear gear shifting base according to claim 3, wherein each of the gear fixing portions is a U-shaped fixing groove. A linear gear shifting mechanism comprising: a linear gear shifting base as claimed in claim 1; a plurality of transmission spheres spaced apart from each other and a part of each of the transmission spheres being accommodated in each of the transmission sphere receiving slots, wherein the transmission spheres respectively have a cylindrical groove in a radial direction; the plurality of driving round rods are inwardly One end is respectively disposed in the cylindrical groove by the radial movement of the linear gear base; a gear portion is movably connected to an outward end of the driving rods, and the gear portion drives the driving rods to The radial direction of the linear shifting base is deflected to the axial direction of the linear shifting base; an axial power input swivel having an inner tilting power input annulus; and an axial power output swivel having An inner tilting power output toroid, the axial power input swivel and the axial power output swivel are located on opposite sides of the driving ball, to actively clamp the driving balls on the inner tilting power input torus, The inner inclined power output toroid and the transmission ball receiving groove. The linear gear shifting mechanism of claim 5, wherein each of the transmission ball receiving slots is provided with a plurality of rolling balls, and each of the driving balls is disposed on the rolling balls. The linear gear shifting mechanism of claim 6, wherein the opening of each of the transmission ball receiving slots is provided with a stop ring body to be sleeved on the outside of each of the transmission balls and to stop the rolling balls. The linear gear shifting mechanism of claim 5, wherein a circular sleeve is movably disposed between each of the driving round bars and the cylindrical grooves of each of the driving balls. The linear gear shifting mechanism of claim 5, wherein the linear gear base is a regular polygonal cylinder, and the axial power input swivel pivot hole and the axial power output swivel pivot hole are respectively located on the linear gear base. The two sides of the seat. The linear gear shifting mechanism of claim 5, wherein the outer edge surface of the linear gear base has a plurality of gear fixing portions, and the gear fixing portions are respectively located between the two transmission ball receiving grooves to connect the gear portions. The linear gear shifting mechanism of claim 10, wherein each of the driving round rods is provided with a sliding rod body, the gearing portion has a driving annular body and two fixed annular bodies, and the driving annular body has an annular arrangement a plurality of oblique guiding holes, each side surface of the fixing annular body has a plurality of annular cross-shaped grooves arranged in an annular shape, and each of the fixing annular bodies extends inwardly with a plurality of annular extending fixing portions, each of the cross-shaped grooves is located Between the two extending portions, the sides of the fixed torus are connected to each other to communicate two or two cross-shaped grooves, the linear gear base is located in the fixed ring and the extension fixing portions are respectively fixed to the gears The fixing portion, each of the driving round rods and each of the sliding rod bodies are movably disposed in two intersecting cross-shaped grooves, and the driving annular body is sleeved on the outside of the fixed annular rings, and each of the driving round rods is outward One end of the movement is disposed in each of the oblique guiding holes. The linear gear shifting mechanism of claim 11, wherein each of the gear fixing portions is a U-shaped fixing groove, each of the extending fixing portions is an L-shaped fixing leg, and two L-shaped fixing legs are fixed to each of the U-shaped fixing grooves. . The linear gear shifting mechanism of claim 5, wherein the axial power input swivel has a first connecting shaft, and the first connecting shaft is pivotally connected to the linear power of the linear shifting base The pivoting power transmission swivel has a second connecting shaft pivotally connected to the axial power output swivel pivoting hole of the linear shifting base. The linear gear shifting mechanism of claim 13, wherein the axial power input swivel pivot hole and the axial power output swivel pivot hole of the linear gear base are respectively provided with a bearing, and the bearings are respectively connected to the first Connecting the shaft and the second connecting shaft. The linear gear shifting mechanism of claim 5, wherein the axial power input swivel has a power input clamping ring body, a first ball ring body, a power input rotating body and a spiral elastic body, the power input clip One side of the ring body has the inner inclined power input toroid, and the other side has a plurality of first teardrop-shaped grooves arranged in an annular shape, and the inner edge of the power input clamping ring body has a first radial positioning hole The first ball ring body has a plurality of first balls and a first positioning ring body, the first positioning ring body has a plurality of first positioning portions for respectively positioning the first balls, and one side of the power input rotating body has a first axial positioning hole and a plurality of third teardrop shaped grooves arranged in an annular shape, the heads of the third teardrop shaped grooves being opposite to the tangent of the heads of the first teardrop shaped grooves The first ball movement of the first ball ring body is sandwiched between the first teardrop shaped groove and the third teardrop shaped groove, and the two ends of the spiral elastic body respectively have a a radial positioning column and an axial positioning column, the spiral elastic body is accommodated in the movement The force is input into the clamping ring body. The radial positioning post is disposed in the first radial positioning hole, and the axial positioning post is disposed in the first axial positioning hole. The linear gear shifting mechanism of claim 15, further comprising an annular cover body, a bearing and a second ball ring body, the other side of the power input rotating body having a power input shaft, the second ball ring body Having a plurality of second balls and a second positioning ring body, The second positioning ring body has a plurality of second positioning portions for respectively positioning the second balls, the bearing sleeve is sleeved on the power input shaft, and the second balls of the second ball ring body are clipped to the ring cover Between the body and the power input swivel. The linear gear shifting mechanism of claim 5, wherein the axial power output rotating body has a power output clamping ring body, a first ball ring body, a power output rotating body and a spiral elastic body, the power output clip One side of the ring body has the inner inclined power output toroid, and the other side has a plurality of second teardrop-shaped grooves arranged in an annular shape, and the inner edge of the power output clamping ring body has a second radial positioning hole The first ball ring body has a plurality of first balls and a first positioning ring body, the first positioning ring body has a plurality of first positioning portions for respectively positioning the first balls, and one side of the power output rotating body has a second axial positioning hole and a plurality of annular teardrop-shaped grooves arranged in an annular shape, the heads of the fourth teardrop-shaped grooves being opposite to the tangent of the heads of the second teardrop-shaped grooves Orienting, the first ball movement of the first ball ring body is sandwiched between the second teardrop shaped groove and the fourth teardrop shaped groove, and the two ends of the spiral elastic body respectively have a a radial positioning column and an axial positioning column, the spiral elastic body is accommodated in the movement The force output is clamped in the ring body, and the radial positioning post is disposed in the second radial positioning hole, and the axial positioning post is disposed in the second axial positioning hole. The linear gear shifting mechanism of claim 17, further comprising an annular cover body, a bearing and a second ball ring body, the other side of the power output rotating body having a power output shaft, the second ball ring body Having a plurality of second balls and a second positioning ring body, the second positioning ring body has a plurality of second positioning portions for respectively positioning the second balls, The bearing sleeve is sleeved on the power output shaft, and the second balls of the second ball ring body are movable between the annular cover body and the power output rotating body.