TWM460957U - Planetary biaxial hinge - Google Patents

Description

Planetary two-axis shaft

A planetary double-axis rotating shaft, in particular, two male shafts are arranged in the rotating shaft, the two male shafts are respectively connected with the transmission parts, and the connecting rods are pivotally connected to the two transmission parts, and the connecting points of the connecting rods and the two transmission parts are biased The connection between the transmission member and the male shaft allows the rotating shaft to be mounted on the electronic product, and when the electronic product is overturned, one of the male shafts is rotated around the other male shaft to smoothly drive the upper cover of the electronic product. Translation.

According to today's two-page electronic products, such as notebook computers, smart phones, etc., consisting of a lower cover and an upper cover, and some double-page electronic products can be flipped over to the bottom of the lower cover to allow double pages. Electronic products can be used as tablet computers. Generally speaking, this can be used as a two-page electronic product for tablet computers. It uses a two-axis rotary shaft device to achieve its flipping action, such as the Republic of China Patent Notice. No. M413776, which is mainly used, the first sleeve portion and the second sleeve portion are disposed at two ends of the connecting plate, and the end edge of the first socket portion forms a first gap on one side of the connecting plate, and The second edge of the second socket is formed on the other side of the connecting plate to form a second notch, so that the first rotating portion and the second rotating shaft disposed in the first socket portion and the second socket portion can be lightly closed. The effect is that the first rotating shaft and the second rotating shaft are sequentially rotated, but this method is easy to be used for a long time, which causes the first socket portion and the second socket portion to wear and lose the sequential rotation effect, and is also easy. Because the first socket and the second socket are elastically fatigued Lose the effect of sequential rotation.

Therefore, how to solve the above-mentioned problems and shortcomings is the subject of research and development that the relevant industry is eager to develop.

The main purpose of this creation is to use the transmission group to connect the first male shaft and the second male shaft disposed in the female shaft, so that the first male shaft rotates around the second male shaft, thereby smoothly driving the electronic product. The top cover is turned over.

In order to achieve the above object, the shaft of the present invention has a mother shaft, a male shaft group and a transmission group, the mother shaft has a base portion, and the two sides of the base portion are respectively extended and bent with a first shaft barrel and a second shaft tube; and the male shaft group The first male shaft and the second male shaft are disposed, the first male shaft is disposed in the first shaft cylinder of the female shaft, and the second male shaft is disposed in the second shaft cylinder of the female shaft; and the transmission group is The first transmission member is fixedly connected to one end of the first male shaft, the second transmission member is fixedly connected to one end of the second male shaft, and the first transmission member and the second transmission unit are fixedly connected to one end of the first male shaft. The transmission member is located on the same side of the female shaft, and the two ends of the connecting rod are respectively pivotally connected to the surfaces of the first transmission member and the second transmission member, and the pivotal connection between the connecting rod and the first transmission member is offset from the first transmission member. At the junction with the first male shaft, the pivotal connection between the connecting rod and the second transmission member is offset from the junction of the second transmission member and the second male shaft.

The planetary dual-axis rotating shaft, wherein a distance between the connecting rod and the first transmission member and the second transmission member is the same as a central axis distance between the first male shaft and the second male shaft.

In the above-mentioned planetary biaxial shaft, the surface of the first transmission member is provided with a first fixing hole, and the end portion of the first male shaft is connected and fixed in the first fixing hole, and the surface of the second transmission member is fixed. The second fixing hole is disposed, and the end of the second male shaft is connected and fixed in the second fixing hole.

The planetary dual-axis rotating shaft, wherein the transmission group is provided with a first pivot post and a second pivot post, and the first transmission member and the second transmission member surface are respectively provided with a first pivot connection The first pivoting hole and the second through hole are respectively disposed at the two ends of the connecting rod, and the two ends of the first pivoting column are respectively pivotally connected to the first pivoting hole and the first through hole, respectively The two ends of the two pivoting columns are respectively pivotally connected to the second pivot hole and the second through hole.

The planetary dual-axis rotating shaft, wherein the male shaft assembly is provided with a positioning piece, the first positioning hole and the second positioning hole are disposed at two ends of the positioning piece surface, and the positioning piece is located on one side of the female shaft, and the first male shaft system is The first positioning hole is bored in the first shaft cylinder of the female shaft, and the second male shaft is inserted through the second positioning hole in the second shaft barrel of the female shaft.

In the above-mentioned planetary biaxial rotating shaft, wherein the first transmission member and the second transmission member are circular, the outer periphery of the first transmission member is formed with an abutting surface, and the outer periphery of the second transmission member is formed with a resisting surface, and The sum of the radius of the first transmission member and the radius of the first transmission member is the same as the central axis distance between the first male shaft and the second male shaft.

1‧‧‧ parent shaft

11‧‧‧ base

12‧‧‧First shaft tube

13‧‧‧Second shaft

2‧‧‧Axis group

21‧‧‧First male axis

22‧‧‧second male axis

23‧‧‧ Positioning film

231‧‧‧First positioning hole

232‧‧‧Second positioning hole

24‧‧‧First connector

25‧‧‧Second connector

3‧‧‧Transmission group

31‧‧‧First transmission

311‧‧‧First fixed hole

312‧‧‧First pivot hole

313‧‧‧Abutment

32‧‧‧Second transmission parts

321‧‧‧Second fixed hole

322‧‧‧Second pivot hole

323‧‧‧Resistance

33‧‧‧ Connecting rod

331‧‧‧ first through hole

332‧‧‧second through hole

34‧‧‧First pivot post

35‧‧‧Second pivoting column

5‧‧‧Electronic products

51‧‧‧Upper cover

52‧‧‧Under the cover

The first picture is a three-dimensional appearance of the creation.

The second picture is a three-dimensional exploded view of the creation.

The third picture is the three-dimensional action diagram of the creation.

The fourth picture is a side view action diagram of the creation.

The fifth picture is a schematic diagram of the state of use of the creation.

The sixth picture is a schematic diagram of the action state of the creation.

Referring to the first figure and the second figure, it can be clearly seen from the figure that the shaft of the present invention has a mother shaft 1, a male shaft group 2 and a transmission group 3, wherein the mother shaft 1 has a base portion 11, The first shaft cylinder 12 and the second shaft cylinder 13 are respectively bent and bent on two sides of the base portion 11.

The male shaft set 2 has a first male shaft 21, a second male shaft 22 and a positioning piece 23, The first positioning hole 231 and the second positioning hole 232 are disposed at the two ends of the surface of the positioning piece 23, and the positioning piece 23 is located on the side of the female shaft 1. The first male shaft 21 is disposed on the female shaft 1 through the first positioning hole 231. In the first shaft cylinder 12, the second male shaft 22 is disposed in the second shaft cylinder 13 of the female shaft 1 through the second positioning hole 232, and the first male shaft 21 and the same side of the second male shaft 22 are respectively connected. There is a first connecting member 24 and a second connecting member 25.

The transmission group 3 has a first transmission member 31, a second transmission member 32, a connecting rod 33, a first pivot post 34 and a second pivot post 35. The first transmission member 31 has a circular shape, and the first transmission member The first fixing hole 311 is disposed at the end of the first male shaft 21, and the first male shaft 21 is disposed in the first fixing hole 311 to be fixed and fixed. A first pivot hole 312 is disposed on a side of the first fixing hole 311 of the first transmission member 31, and an outer peripheral edge of the first transmission member 31 is formed with an abutting surface 313; the second transmission member 32 is circular. A second fixing hole 321 is disposed at a center of the surface of the second transmission member 32. The second fixing hole 321 is sleeved on the end of the second male shaft 22, so that the second male shaft 22 is disposed in the second fixing hole. The first transmission member 31 and the second transmission member 32 are located on the same side of the female shaft 1 , and the second fastening hole 322 is disposed on the second fixing hole 321 side of the second transmission member 32 . The outer periphery of the second transmission member 32 is formed with a resisting surface 323, and the radius of the first transmission member 31 and the radius of the second transmission member 32 are the same as the central axis distance between the first male shaft 21 and the second male shaft 22. The abutting surface 313 of the first transmission member 31 abuts against the abutting surface 323 of the second transmission member 32; the two ends of the connecting rod 33 are respectively provided with a first through hole 331 and a second through hole 332, and the first pivoting column The two ends of the second pivoting member 35 are pivotally connected to the first through hole 312 of the first transmission member 31 and the first through hole 331 of the connecting rod 33 respectively. The pivot hole 322 and the second through hole 332 of the connecting rod 33, and the pivotal distance between the connecting rod 33 and the first transmission member 31 and the second transmission member 32 are the same as the first male shaft 21 and the second male shaft The central axis distance of 22, and since the first pivot hole 312 and the second pivot hole 322 are located lateral to the first fixing hole 311 and the second fixing hole 321, the link 33 and the first transmission member 31 The pivotal portion is offset from the connection between the first transmission member 31 and the first male shaft 21, and the pivotal connection between the connecting rod 33 and the second transmission member 32 is offset from the second transmission member 32 and the second male shaft 22 The connection point and the pivotal distance between the connecting rod 33 and the first transmission member 31 and the second transmission member 32 are the same as the central axis distance between the first male shaft 21 and the second male shaft 22.

Referring to the second to fourth figures, it can be clearly seen from the figure that when the first connecting member 24 drives the first male shaft 21 to rotate, the first male shaft 21 can drive the first transmitting member 31 to rotate. Since the position of the first pivoting post 34 connecting the connecting rod 33 and the first transmission member 31 is offset from the connection between the first transmission member 31 and the first male shaft 21, when the first transmission member 31 rotates, the first driving member 31 is pushed. The pivotal post 34 rotates and displaces to push the connecting rod 33. Since the two ends of the connecting rod 33 are respectively pivotally connected to the first transmitting member 31 and the second transmitting member 32, the driving force of the first pivoting post 34 is displaced. A transmission member 31 bypasses the second transmission member 32 so that the first male shaft 21 can be smoothly rotated.

Referring to the second, fifth and sixth figures, it can be clearly seen from the figure that when the present invention is used in the electronic product 5, the first connecting member 24 and the second connecting member 25 are respectively connected to the electronic product. The upper cover member 51 and the lower cover 52, when the user flips the upper cover 51, the first transmission member 31 will bypass the second transmission member 32. In the embodiment, the first transmission member 31 is driven by the second transmission member. 32 is bypassed to the lower side. Although the moving angle of the first transmission member 31 is only 180 degrees, the first transmission member 31 will rotate during the bypassing process, so that the upper cover 51 of the electronic product 5 can be turned over to the lower cover 52. Below. Moreover, since the abutting surface 313 of the first transmission member 31 abuts against the abutting surface 323 of the second transmission member 32, the first transmission member 31 is subjected to the second transmission when rotating around the second transmission member 32. The abutting surface 323 of the member 32 is supported to stably rotate.

Therefore, the present invention is capable of solving the deficiencies and shortcomings of the prior art. The key technology is that the present invention uses the mother shaft 1 to pass through the first male shaft 21 and the second male shaft 22, and the first transmission member 31 is The second transmission member 32 is respectively fixed to the first male shaft 21 and the second male shaft 22, and then the first transmission member 31 and the second transmission member 32 are respectively pivotally connected by the connecting rod 33, and The pivotal connection between the connecting rod 33 and the first transmission member 31 is offset from the fixed position of the first male shaft 21 and the first transmission member 31, and the pivotal connection between the connecting rod 33 and the second transmission member 32 is offset. The fixing of the shaft 22 and the second transmission member 32 causes the first transmission member 31 to rotate around the second transmission member 32 when the first male shaft 21 rotates, without the loss of the prior art, and Stable rotation.

1‧‧‧ parent shaft

11‧‧‧ base

12‧‧‧First shaft tube

13‧‧‧Second shaft

2‧‧‧Axis group

21‧‧‧First male axis

22‧‧‧second male axis

23‧‧‧ Positioning film

24‧‧‧First connector

25‧‧‧Second connector

3‧‧‧Transmission group

31‧‧‧First transmission

311‧‧‧First fixed hole

313‧‧‧Abutment

32‧‧‧Second transmission parts

321‧‧‧Second fixed hole

323‧‧‧Resistance

33‧‧‧ Connecting rod

331‧‧‧ first through hole

332‧‧‧second through hole

34‧‧‧First pivot post

35‧‧‧Second pivoting column

Claims (6)

A planetary biaxial rotating shaft has a mother shaft, a male shaft group and a transmission group, wherein: the mother shaft has a base portion, and the two sides of the base portion are respectively extended and bent with a first shaft barrel and a second shaft barrel; the male shaft group The first male shaft and the second male shaft are disposed, the first male shaft is disposed in the first shaft cylinder of the female shaft, and the second male shaft is disposed in the second shaft cylinder of the female shaft; the transmission group is The first transmission member is fixedly connected to one end of the first male shaft, the second transmission member is fixedly connected to one end of the second male shaft, and the first transmission member and the second transmission unit are fixedly connected to one end of the first male shaft. The transmission member is located on the same side of the female shaft, and the two ends of the connecting rod are respectively pivotally connected to the surfaces of the first transmission member and the second transmission member, and the pivotal connection between the connecting rod and the first transmission member is offset from the first transmission member. At the junction with the first male shaft, the pivotal connection between the connecting rod and the second transmission member is offset from the junction of the second transmission member and the second male shaft. The planetary biaxial shaft according to claim 1, wherein the distance between the connecting rod and the first transmission member and the second transmission member is the same as the central axis of the first male shaft and the second male shaft. distance. The planetary biaxial shaft according to claim 1, wherein a surface of the first transmission member is provided with a first fixing hole, and an end portion of the first male shaft is connected through the first fixing hole. The second transmission hole is disposed on the surface of the second transmission member, and the end portion of the second male shaft is connected and fixed in the second fastening hole. The planetary biaxial shaft according to claim 1, wherein the transmission group is provided with a first pivot post and a second pivot post, and the first transmission member and the second transmission member surface are respectively provided with a first pivot a first through hole and a second through hole are respectively disposed at the two ends of the connecting rod, and the two ends of the first pivoting column are respectively pivotally connected to the first pivoting hole and the first through hole, The two ends of the second pivoting column are respectively pivotally connected to the second pivoting hole and the second through hole. The planetary biaxial shaft according to claim 1, wherein the male shaft assembly is provided with a positioning piece, and the two positioning ends of the positioning piece are provided with a first positioning hole and a second positioning hole, and the positioning piece is located on the parent axis. On one side, the first male shaft passes through the first positioning hole and is disposed in the first shaft cylinder of the female shaft, and the second male shaft passes through the second positioning hole and is disposed in the second shaft cylinder of the female shaft. The planetary biaxial shaft according to claim 1, wherein the first transmission member and the second transmission member are circular, and an outer peripheral edge of the first transmission member is formed with an abutting surface, and the second transmission member is outside. The peripheral edge is formed with a resisting surface, and the sum of the radius of the first transmission member and the radius of the second transmission member is the same as the central axis distance of the first male shaft and the second male shaft.