TWI778753B - Torsion structure - Google Patents

Abstract

The invention relates to a torsion structure, which comprises: a first main body is provided with a first peripheral surface; a second main body is provided with a driving part; an elastic element; a shaft rod is provided with a second peripheral surface; The shaft device includes a first coupling member, a second coupling member and at least one screwing member; the first coupling member is assembled with the shaft rod, and the first coupling member is provided with a first coupling member. Inclined surface, a third peripheral surface, a through groove and a first notch; the second coupling part is assembled with the first body and the first coupling part, and the second coupling part is sleeved on the On the first peripheral surface, one end of the second coupling member is provided with a second inclined surface, a fourth peripheral surface, at least one screwing portion and a second notch; the screwing member is assembled on the through-groove and At the screwing portion, the first coupling member and the second coupling member are assembled together.

Description

Torsion structure

The present invention is related to a torsion structure, especially a torsion structure in which the coupling is connected to the first body and the shaft. If the first body wants to drive the shaft to rotate, it only needs to use the coupling. The actuator can drive the shaft to actuate. When the third peripheral surface is assembled with the second peripheral surface and the fourth peripheral surface is assembled with the first peripheral surface, it is not limited by the angle. Cumulative tolerance.

According to our previous knowledge, the conventional torsion structure is also the patent case applied for by the applicant, Taiwan patent case number: 109107365, certificate number: I714469, patent name: torsion structure, the patent case structure is: a torsion structure , which includes:

A first body set 10 , the first body set 10 includes a first body 11 , a first positioning member 12 , at least one second positioning member 15 and a set of devices 17 ; the first body 11 is internally provided with There is a first accommodating groove 111 , the first accommodating groove 111 runs through the first body 11 , and at least one first positioning portion 118 is defined at the rear end of the first accommodating groove 111 , and the first positioning portion 118 is connected to the first positioning portion 118 . The accommodating grooves 111 are in the same shape; the first positioning member 12 is accommodated in the first accommodating groove 111 , and at least one second positioning portion 122 is provided on the outer peripheral surface of the first positioning member 12 . The first positioning part 122 is opposite to the first positioning part 118; the second positioning part 15 is assembled at the first positioning part 118 and the second positioning part 122, so that the first positioning part 12 is assembled at the first positioning part 122. Inside an accommodating groove 111, the first accommodating groove 111 is provided with a first set portion 119, the first set portion 119 is in the shape of an internal thread, and the first body 11 rotates The movement drives the second positioning member 15 and the first positioning member 12 to rotate; the assembly member 17 is provided with a second assembly portion 171, and the second assembly portion 171 is screwed and assembled in the first assembly At the setting part 119 , the set of devices 17 is assembled with the first body 11 , the set of devices 17 makes the first accommodating groove 111 and the first positioning part 118 in a closed shape, and the set part 171 It is in the shape of an external thread;

A second body 20, the second body 20 is assembled with the first body group 10, the second body 20 is partially accommodated in the first accommodating groove 111, and one end of the second body 20 is There is a driving part 21;

A first elastic member 26, the first elastic member 26 is accommodated in the second body 20, one end of the first elastic member 26 is elastically pressed against the second body 20, the first elastic member 26 makes The second body 20 has the function of torsion jumping;

A fixed seat group 40, the fixed seat group 40 is fixed in the second body 20, the fixed seat group 40 is installed near the opening of the second body 20, the fixed seat group 40 is connected with the driving part 21 Away from each other;

An adjustment member 50, the adjustment member 50 is screwed and displaced in the second body 20 to adjust the compression degree of the first elastic member 26 to adjust the torque value, and the other end of the first elastic member 26 is directly or indirectly elastic Abutting on the adjusting piece 50 , the first elastic piece 26 is directly or indirectly bouncing between the second body 20 and the adjusting piece 50 , so that the second body 20 has the effect of torsion jumping out, and the adjusting piece The end portion 50 is assembled with the first positioning member 12 , so that the adjusting member 50 is assembled with the first body assembly 10 .

But the lack of this conventional torsion structure is:

1. As shown in Figure 12 of the Taiwan Gazette, the first positioning member 12, the first screwing member 13, the second positioning member 15 are connected between the first body 11 and the adjusting member 50. a body 11, the The first positioning member 12 , the first screwing member 13 , the second positioning member 15 and the adjusting member 50 have their own tolerances. The first body 11 , the first positioning member 12 , the first positioning member 12 , the A screwing part 13 , the second positioning part 15 and the adjusting part 50 may have a large cumulative tolerance, and the first body 10 drives the adjusting part 50 to rotate, and there is a loss, that is, the first body 11 is The adjusting member 50 cannot be driven to rotate synchronously.

2. Please supplement as shown in Figure 12 of the Taiwan Bulletin. If the first body 11 wants to drive the adjustment member 50 to act, it must pass through the second positioning member 15 and the first positioning member 12. The first body 11 and the adjustment member Between 50 and 50, it is easy to cause torque misalignment due to various factors such as damage to one of the components or improper displacement.

3. The set of components 17 only has the function of making the first accommodating groove 111 and the first positioning portion 118 closed.

In view of the above-mentioned shortcomings of the conventional structure, the inventor of the present invention has finally developed a product with a torsion structure that can solve the drawbacks of the conventional structure with years of experience in manufacturing, production and design in related industries.

In the conventional torsion structure, the first positioning member, the first screwing member, and the second positioning member are tied between the first body and the adjusting member. The first body, the first positioning member, the first positioning member, and the A screw element, the second positioning element and the adjustment element have their own tolerances, and there may be a larger cumulative tolerance. In the torsion structure of the present invention, the coupling is connected to the first The main body and the shaft rod, the first body wants to drive the shaft rod to rotate, it only needs to use the coupling to drive the shaft rod to act, when the third peripheral surface and the second peripheral surface are assembled and the The combination of the fourth peripheral surface and the first peripheral surface is not limited by the angle, so it is less tiresome Accumulation tolerance.

A torsion structure, which comprises: a first main body is provided with a first peripheral surface; a second main body is provided with a driving part; an elastic element; a shaft rod is provided with a second peripheral surface; A first coupling member, a second coupling member and at least one screwing member; the first coupling member is assembled with the shaft, and the first coupling member is provided with a first inclined surface, a first Three peripheral surfaces, a through groove and a first notch; the second coupling member is assembled with the first body and the first coupling member, and the second coupling member is sleeved on the first periphery On the surface, one end of the second coupling member is provided with a second inclined surface, a fourth peripheral surface, at least one screwing portion and a second gap; the screwing member is assembled in the slot and the screwing portion At the position, the first coupling member and the second coupling member are assembled together.

The coupling of the torsion structure of the present invention is connected to the first body and the shaft. If the first body wants to drive the shaft to rotate, only the coupling can drive the shaft to act. The screwing part makes the first inclined surface abut against the second inclined surface, and the second coupling part is slightly stretched along the first inclined surface, so that the fourth peripheral surface is tightened to the first peripheral surface Matching, the first coupling member is pushed against by the second coupling member, and the first coupling member is slightly retracted, so that the third peripheral surface and the second peripheral surface are tightly fitted, that is, the first When the third circumferential surface is assembled with the second circumferential surface, it is not limited by the angle. The fourth circumferential surface is not limited by the angle when the first circumferential surface is assembled. After determining the torque of the shaft , the first body, the shaft and the coupling can be assembled together.

In order to make the committee members and those skilled in the art fully understand the effect of the present invention, the structure and composition of the present invention are explained in the following in conjunction with the drawings and drawing numbers, but the following descriptions are only used to explain the implementation of the present invention example, it is not intended to limit the present invention in any form. Therefore, any modification made under the spirit of the present invention should still belong to the protection scope of the present invention.

10: The first body

11: First week face

20: The second body

21: Drive Department

28: Elastic element

30: Locking seat group

40: Shaft

41: Second week face

50: Coupling

51: The first coupling

511: First Bevel

512: Third week face

513: Grooving

514: First Gap

515: The first set of fittings

52: Second coupling

521: Second Bevel

522: Fourth week face

523: Screw part

524: Second Gap

525: Second set of fittings

53: Screw parts

54: Cover

Fig. 1 is an exploded perspective view of the torsion structure of the present invention.

Figure 2 is an exploded perspective view of the torsion structure coupling of the present invention.

Figure 3 is a three-dimensional combined view of the torsion structure coupling of the present invention.

Figure 4 is a side view of the torsion structure coupling of the present invention.

FIG. 5 is a cross-sectional view of the present invention at A-A of FIG. 4 .

Figure 6 is a three-dimensional combined view of the torsion structure of the present invention.

Figure 7 is a top view of the torsion structure of the present invention.

FIG. 8 is a cross-sectional view of the present invention at B-B of FIG. 7 .

Fig. 9 is an enlarged view of the position C of Fig. 8 of the present invention.

First, please refer to FIGS. 1 to 5. FIG. 1 is an exploded perspective view of the torsion structure of the present invention, FIG. 2 is an exploded perspective view of the torsion structure coupling 50 of the present invention, and FIG. 3 is the torsion structure coupling 50 of the present invention. Figure 4 is a side view of the torsion structure coupling 50 of the present invention, and Figure 5 is a cross-sectional view of the present invention at A-A of Figure 4. It can be clearly shown from the figures that the present invention relates to a torsion structure, which is a include:

A first body 10, the first body 10 is roughly in the shape of a round rod, the first body 10 The interior of the body 10 is in the shape of a hollow circular groove, and one end of the interior of the first body 10 is provided with a first peripheral surface 11;

A second body 20, the second body 20 is pivoted, fixed or assembled with the first body 10, the second body 20 is partially accommodated in the first body 10, the first body 10 One end of the two main bodies 20 is provided with a driving part 21 . The driving part 21 is protruding from the first main body 10 . a rotating structure;

An elastic element 28 , the elastic element 28 is accommodated in the second body 20 , the elastic element 28 springs against the second body 20 , and the elastic element 28 enables the second body 20 to have a torsional jumping force the effect;

A locking seat set 30, the locking seat set 30 is accommodated in the first body 10, the locking seat set 30 is assembled with the second body 20, the locking seat set 30 is fixed on the second body One end of the main body 20 is away from the driving part 21, and the locking seat group 30 cannot be displaced or rotated relative to the second main body 20;

A shaft 40 is assembled with the second body 20 and the locking seat set 30 , the shaft 40 presses the elastic element 28 directly or indirectly, and the first body 10 drives the shaft 40 is actuated to adjust the torque value, the shaft 40 is provided with a second peripheral surface 41 on the outside, and the second peripheral surface 41 is opposite to the first peripheral surface 11;

A coupling 50 , as shown in FIGS. 2 to 5 , is assembled with the first body 10 and the shaft 40 , and the coupling 50 is connected to the first body 10 and the shaft 40, the first body 10 drives the shaft 40 to adjust the torque value through the coupling 50. The coupling 50 includes a first coupling member 51, a second coupling The shaft member 52, at least one screw member 53 and a cover 54;

The first coupling member 51 is assembled with the shaft rod 40 , the first coupling member 51 is assembled at the end of the first body 10 , and the first coupling member 51 is provided with a first inclined surface 511 . The first inclined surface 511 is in the shape of a conical surface, and a third peripheral surface 512 is formed inside the first coupling member 51 . The third peripheral surface 512 is assembled with the second peripheral surface 41 to form a tight fit. so that the first coupling member 51 and the shaft rod 40 are fixedly arranged, and the third peripheral surface 512 and the second peripheral surface 41 are not limited by the angle when they are assembled together. The member 51 is provided with at least one through slot 513, the through slot 513 runs through the first inclined surface 511, the number of the through slot 513 is two, the through slot 513 is in the shape of a through hole, the first coupling member 51 There is a first notch 514, the first notch 514 makes the first coupling member 51 have a slight inward shrinkage elasticity, the first notch 514 is in communication with the third peripheral surface 512, the first coupling The member 51 is provided with a first engaging portion 515, one end of the first engaging portion 515 is pivoted in the locking seat set 30, the first coupling member 51 is rotatable relative to the locking seat set 30, the first The joint part 515 is slightly hollow cylindrical;

The second coupling member 52 is assembled with the first body 10 and the first coupling member 51 , the second coupling member 52 is sleeved on the first peripheral surface 11 , and the second coupling member The member 52 is sleeved on the first coupling member 51, one end of the second coupling member 52 is provided with a second inclined surface 521, the second inclined surface 521 is opposite to the first inclined surface 511, the second inclined surface 521 abuts against the first inclined surface 511, the second inclined surface 521 is in the shape of an inner cone, the outer peripheral surface of the second coupling member 52 is provided with a fourth peripheral surface 522, the fourth peripheral surface 522 and the The first peripheral surface 11 is assembled to form a tight fit, so that the second coupling member 52 is fixedly arranged with the first body 10 , and the fourth peripheral surface 522 and the first peripheral surface 11 are assembled in a different manner. Limited by the angle, the second coupling member 52 is provided with at least one screwing portion 523 , the screwing portion 523 is in the shape of communicating with the through groove 513 , and the screwing portion 523 is an internal thread shape, The screwing portion 523 is located at the second inclined surface 521, the number of the screwing portion 523 is matched with the number of the through grooves 513, the second coupling member 52 is provided with a second gap 524, the first The two notches 524 make the second coupling part 52 slightly elastic. The second notches 524 are opposite to the first notches 514 , and a second fitting part 525 is formed in the second coupling part 52 , the second fitting portion 525 penetrates the second coupling member 52 , the second fitting portion 525 is fitted on the first fitting portion 515 , and the second fitting portion 525 is connected to the second fitting portion 525 . The notches 524 are in the same shape, and the second fitting portion 525 is in the shape of a circular groove or each groove;

The threaded member 53 is assembled at the slot 513 and the threaded portion 523 , and the threaded member 53 is screwed with the threaded portion 523 , so that the first coupling member 51 is connected to the second coupling member 51 . The shaft members 52 are assembled together without being disengaged from each other. Each screw member 53 is in the shape of an external thread. The maximum outer diameter of the joint 53 is smaller than the minimum inner diameter of the through groove 513;

The first peripheral surface 11 and the fourth peripheral surface 522 were originally in a loose fit structure, and the second peripheral surface 41 and the third peripheral surface 512 were in a loose fit structure. The first inclined surface 511 is abutted against the second inclined surface 521 , the second coupling member 52 is slightly stretched along the first inclined surface 511 , and the fourth peripheral surface 522 is directed to the first peripheral surface 11 . In a tight fitting structure, the first coupling member 51 is pressed against the second coupling member 52 , and the first coupling member 51 is slightly inwardly retracted, so that the third peripheral surface 512 and the second peripheral surface 41 It is a tight fitting structure, and the fixing structure among the first body 10, the shaft 40 and the coupling 50 is more certain and integrally rotated by the screw lock system of the screw element 53;

The cover body 54 accommodates and covers one end of the first coupling member 51 so that one end of the first coupling member 51 is closed. The third peripheral surface 512 , the through groove 513 and the screw member 53 hidden in the inside the cover 54 .

Please refer to FIGS. 6 to 9 , FIG. 6 is a three-dimensional combined view of the torsion structure of the present invention, FIG. 7 is a top view of the torsion structure of the present invention, FIG. The enlarged view of C in FIG. 8 , the second body 20 is pivoted with the first body 10 , the elastic element 28 is accommodated in the second body 20 , and the locking seat set 30 is connected with the first body 20 . The two bodies 20 are assembled together, the shaft 40 is assembled with the second body 20 and the locking seat set 30 , the first body 10 is rotatable relative to the second body 20 and the locking seat set 30 , the The coupling 50 is assembled with the first body 10 and the shaft rod 40 , the first coupling member 51 is fixed on the second peripheral surface 41 , and the second coupling member 52 is fixed on the second peripheral surface 41 . At the first peripheral surface 11 , the screw member 53 enables the first coupling member 51 and the second coupling member 52 to be assembled without disengagement, and the cover body 54 is covered with the first coupling member 54 . One end of the coupling member 51.

When the first body 10 rotates, the first body 10 drives the shaft 40 to act through the coupling 50 to adjust the compression degree of the elastic element 28 and adjust the torque value of the torsion structure.

In another embodiment of the present invention, the first peripheral surface 11 may be provided with embossing patterns, the second peripheral surface 41 may be provided with embossing patterns, the third peripheral surface 512 may be provided with embossing patterns, and the fourth peripheral surface 512 may be provided with embossing patterns. The surface 522 can be provided with embossing patterns, so that the tight fitting structure between the fourth peripheral surface 11 and the first peripheral surface 11 is more reliable and less easy to slip off. The third peripheral surface 512 and the second peripheral surface 41 The tight fit structure is more reliable.

The advantages of the torsion structure of the present invention are:

1. The coupling 50 of the torsion structure of the present invention is connected to the first body 10 and the shaft 40. The first body 10 only needs to use the coupling 50 to drive the shaft 40 to rotate. drive the shaft The lever 40 is actuated.

2. The screwing member 53 makes the first inclined surface 511 abut against the second inclined surface 521, and the second coupling member 52 is slightly stretched along the first inclined surface 511, so that the fourth peripheral surface 522 Tightly fit to the first peripheral surface 11, the first coupling member 51 is pushed against the second coupling member 52, and the first coupling member 51 is slightly retracted inward, so that the third peripheral surface 512 and The second peripheral surface 41 is tightly fitted, that is, the third peripheral surface 512 and the second peripheral surface 41 are not limited by the angle when they are assembled together. The fourth peripheral surface 522 and the first peripheral surface are not limited by the angle. The 11-phase assembly is not limited by the angle. After the shaft 40 determines the torsion, the first body 10, the shaft 40 and the coupling 50 can be quickly assembled. More time-saving and convenient.

3. The first notch 514 is provided. The first notch 514 makes the first coupling member 51 have a slight inward shrinkage elasticity to assemble the first coupling member 51, the third peripheral surface 512 and the second peripheral surface. The ties between the surfaces 41 can be smoothly nested.

4. The second gap 524 is provided, the second gap 524 makes the second coupling member 52 slightly stretched out, and the second coupling member 52, the fourth peripheral surface 522 and the first peripheral surface are assembled. The surfaces 11 can be smoothly nested together.

5. The screwing member 53 is provided, and the screwing member 53 has the function of making the first coupling member 51 and the second coupling member 52 assembled without disengagement, and has the function of making the first body 10. The fixing structure between the shaft rod 40 and the first body 10 is more reliable, and the screw element 53 has the best of both worlds.

6. The coupling 50 has the effect of making the torsion structure easier to assemble, connect components, and enhance the structural force.

Therefore, the torsion structure of the present invention has industrial applicability, novelty and progress, and can sincerely meet the application requirements for an invention patent, and an application can be filed in accordance with the law.

10: The first body

11: First week face

20: The second body

21: Drive Department

28: Elastic element

30: Locking seat group

40: Shaft

41: Second week face

50: Coupling

Claims (11)

A torsion structure comprises: a first body, an inner end of the first body is provided with a first peripheral surface; a second body, a part of the second body is accommodated in the first body, One end of the second body is provided with a driving part; an elastic element is accommodated in the second body, the elastic element is elastically pressed against the second body, and the elastic element makes the second body It has the effect of torsion tripping; a shaft is assembled with the second body, the shaft directly or indirectly presses the elastic element, and the first body drives the shaft to adjust the torque value , the outside of the shaft is provided with a second peripheral surface, the second peripheral surface is opposite to the first peripheral surface; a coupling, the coupling is assembled with the first body and the shaft It is assumed that the coupling connects the first body and the shaft, the first body drives the shaft through the coupling to adjust the torque value, and the coupling includes a first coupling a second coupling part and at least one screwing part; the first coupling part is assembled with the shaft, the first coupling part is provided with a first inclined surface, and the inside of the first coupling part is There is a third peripheral surface, and the third peripheral surface is assembled with the second peripheral surface to form a tight fit, so that the first coupling member and the shaft are fixedly arranged, the third peripheral surface When assembled with the second peripheral surface, it is not limited by the angle. The first coupling member is provided with at least one through-slot, the through-groove runs through the first inclined surface, and the first coupling member is provided with at least one through slot. There is a first notch, the first notch makes the first coupling member have a slight inward shrinkage elasticity, and the first notch is in communication with the third peripheral surface; The second coupling member is assembled with the first body and the first coupling member, the second coupling member is sleeved on the first peripheral surface, and one end of the second coupling member is provided with a A second inclined surface, the second inclined surface is opposite to the first inclined surface, the second inclined surface is abutted against the first inclined surface, the outer peripheral surface of the second coupling member is provided with a fourth peripheral surface, the fourth The peripheral surface and the first peripheral surface are assembled to form a tight fit, so that the second coupling member is fixed to the first body, and the fourth peripheral surface and the first peripheral surface are assembled together without limitation. The angle is limited, the second coupling part is provided with at least one screwing part, the screwing part is in the shape of communicating with the through groove, the screwing part is in the shape of internal thread, the second coupling part There is a second gap, and the second gap makes the second coupling part slightly elastic; the screw part is assembled at the through groove and the screw part; The screwing parts are screwed together, so that the first coupling part and the second coupling part are assembled without being separated from each other, and each screwing part is in the shape of an external thread; the first peripheral surface and the fourth The peripheral surfaces were originally in a loose fit structure, and the second peripheral surface and the third peripheral surface were originally in a loose fit structure, and the screw element made the first inclined surface abut against the second inclined surface, The second coupling member is slightly stretched along the first inclined surface, so that the fourth peripheral surface is in a tight fitting structure toward the first peripheral surface, and the first coupling member is supported by the second coupling member. The first coupling member is slightly retracted inward, so that the third peripheral surface and the second peripheral surface are in a tight fit structure, and the first body, the shaft The fixed structure with the three couplings is more reliable. The torsion structure according to claim 1, wherein the first main body is in the shape of a round rod, and the inside of the first main body is in the shape of a hollow circular groove. The torsion structure as claimed in claim 1, wherein the second base system and the first base system The body is pivoted, fixed or assembled, the driving part is protruding out of the first body, and the driving part is a ratchet wrench structure, a plum wrench structure or an open-end wrench structure with a four-corner head. The torsion structure of claim 1, wherein a locking seat set is provided, the locking seat set is accommodated in the first body, the locking seat set is assembled with the second body, the locking seat set The locking seat assembly is fixed on one end of the second body and away from the driving part, and the locking seat assembly cannot be displaced or rotated relative to the second body. The torsion structure as claimed in claim 4, wherein the shaft is assembled with the second body and the locking seat set. The torsion structure as claimed in claim 1, wherein the first coupling member is assembled at the end of the first body, the first inclined surface is in the shape of a conical surface, the number of the through grooves is two, and the through The grooves are perforated. The torsion structure according to claim 4, wherein the first coupling member is provided with a first fitting portion, one end of the first fitting portion is pivoted in the locking seat set, and the first coupling member It is rotatable relative to the locking seat set, the first sleeve part is in the shape of a hollow cylinder; there is a second sleeve part inside the second coupling part, and the second sleeve part runs through the first sleeve part. Two coupling parts, the second sleeve part is sleeved on the first sleeve part, the second sleeve part is connected with the second gap, and the second sleeve part is slightly rounded through slotted. The torsion structure of claim 1, wherein the second coupling member is sleeved on the first coupling member, the second inclined surface is in the shape of an inner conical surface, and the screwing portion is disposed on the first coupling member. On the two inclined surfaces, the number of the screwing parts is matched with the number of the through grooves, and the second notch is opposite to the first notch. The torsion structure as claimed in claim 1, wherein the number of the screwed parts is matched with the through grooves and the screwed parts, and the maximum outer diameter of each screwed part is smaller than the inner diameter of the through grooves. The torsion structure according to claim 1, wherein the coupling is provided with a cover, and the cover is accommodated and closed at one end of the first coupling member, so that one end of the first coupling member is closed, The third peripheral surface, the through groove and the screw element are hidden in the cover body. The torsion structure as claimed in claim 1, wherein the first peripheral surface can be provided with embossed patterns, the second peripheral surface can be provided with embossed patterns, the third peripheral surface can be provided with embossed patterns, and the first peripheral surface Embossing patterns can be provided on the surrounding surfaces.

Images