TWM554528U - Coupling - Google Patents

Description

Coupling

This creation is related to the coupling device, especially a coupling for connecting two axes.

It is known that a coupling, such as a plurality of linkages, is integrally connected together, which cannot be replaced separately, has high replacement cost, and cannot be applied to different sizes; or, some linkages have no openings, and the ribs have no diameter. The connection is connected to the shaft tube, so the transmission structure is inferior; in addition, the shape of the abutment of the linkage is generally arranged, and the torque transmission efficiency still needs to be improved; in summary, the problem needs to be improved to make it more conformable Industrial use needs.

In view of the above-mentioned drawbacks of the prior art, the main object of the present invention is to provide a coupling which can facilitate the replacement of the linking member, reduce the deformation of the linking member due to the centrifugal force, increase the structural strength, and make the torque more effective in conveying the actuation.

In order to achieve the above object, the present invention provides a coupling comprising an external unit having a plurality of abutting grooves radially spaced apart; each of the abutting grooves is formed with an inner top surface and two inner side surfaces; and a plurality of linking members are respectively mounted Each of the connecting members is disposed on each of the abutting grooves of the external unit; each of the linking members has an outer top surface facing the inner top surface of the external unit, the outer side faces the inner side surface of the external unit, and the inner side surfaces of the two inner side surfaces are formed with an opening, and an inner top portion The inner surface is opposite to the outer top surface; an inner connecting unit has a plurality of abutting ribs radially spaced apart; each of the resisting ribs has two rib edges respectively abutting against the inner side surfaces of the linking members, and a rib top is The inner top surface of the linkage is abutted.

Preferably, the external unit has a groove bottom surface, and at least one end of the two ends of the linkage member has a protrusion formed between the outer top surface and the inner top surface to abut against the bottom surface of the groove.

Preferably, a recessed groove is formed between the inner top surface and the inner side surfaces of each of the linking members.

Preferably, a spacing surface is formed between the inner top surface and the inner side surfaces of each of the abutting grooves, and a spacing surface is formed between the outer top surface and the outer side surfaces of each of the linking members to be spaced from the abutting grooves. A gap is formed between the faces.

Preferably, the two rib edges of the rib are parallel, and the inner sides of the linking member are gradually open toward the outer top surface.

Preferably, at least one end of each end of the linking member forms a stud between each of its outer sides and its corresponding inner side surface.

Thereby, the structure and shape arrangement of the abutting groove, the linking member and the resisting rib can facilitate the replacement of the linking member, reduce the deformation of the linking member due to the centrifugal force, increase the structural strength, and make the torque communicate more effectively.

(1) ‧‧‧External unit

(10)‧‧‧External parts

(11) ‧‧‧ Ontology

(12)‧‧‧Axis hole

(13) ‧‧‧

(131) ‧ ‧ inside top

(132) ‧‧‧ inside

(133) ‧‧‧ interval

(134)‧‧‧Slot bottom

(20)‧‧‧Terminals

(30)‧‧‧ bolts

(40)‧‧‧ linkages

(41) ‧‧‧Outer top

(42)‧‧‧Outside

(43) ‧‧‧ interval

(44) ‧‧‧ inside

(45) ‧ ‧ inner top

(46) ‧‧‧ Inside trough

(47)‧‧‧Slices

(48)‧‧‧Bumps

(5) ‧‧‧Integral unit

(50)‧‧‧Interconnects

(51) ‧‧‧ Ontology

(52)‧‧‧Axis hole

(53) ‧ ‧ ‧ rib

(531)‧‧‧ ribs

(532)‧‧‧ Ribs

(60) ‧‧‧Terminals

(70)‧‧‧ bolts

(G) ‧ ‧ gap

(M) ‧ ‧ openings

Figure 1 is a combined perspective view of a preferred embodiment of the present invention.

Figure 2 is an exploded perspective view of a preferred embodiment of the present invention.

Figure 3 is another cross-sectional view of a preferred embodiment of the present invention.

Figure 4 is a cross-sectional view of a preferred embodiment of the present invention.

Figure 5 is a perspective view of a linkage of a preferred embodiment of the present invention.

Figure 6 is an end elevational view of the linkage of a preferred embodiment of the present invention.

Figure 7 is a cross-sectional view of the inner connector of a preferred embodiment of the present invention.

Figure 8 is a partial side elevational cross-sectional view of a preferred embodiment of the present invention.

Figure 9 is a comparison of the original dimensions of a preferred embodiment of the present invention.

Figure 10 is a side elevational cross-sectional view through a tab of a preferred embodiment of the present invention.

Figure 11 is a side cross-sectional view of a preferred embodiment of the present invention through a stud.

Figure 12 is a perspective view of another preferred embodiment of the linkage of the present invention.

Figure 13 is a side elevational cross-sectional view of another preferred embodiment of the present invention.

The present invention will be further described with reference to the accompanying drawings and embodiments. As shown in FIG. 1 to FIG. 11 , a coupling provided by the present invention includes: an external unit (1), which is The outer member (10) and the one end connector (20) are screwed together by a plurality of bolts (30).

The outer connector (10) has a body (11), a shaft hole (12), and a plurality of abutting grooves (13) are radially spaced apart: each of the abutting grooves (13) is respectively formed with an inner top surface (131) having an arc shape. The inner side surfaces (132) are arcuately connected to the inner top surface (131), and the two partition surfaces (133) are arcuately connected to the inner top surface (131) and the inner side surface (132), and a groove bottom surface (134). ).

In other words, a partition surface (133) is formed between the inner top surface (131) and the inner side surfaces (132) of each of the abutting grooves (13).

A plurality of linking members (40) are respectively disposed on the respective abutting grooves (13) of the external unit (1). In the embodiment, each of the linking members (40) is slightly elastically deformable.

Each of the linking members (40) has an outer top surface (41) which is curved to correspond to the inner top surface (131) of the external unit (1), and an inner top surface (45) is arc-shaped on the outer top surface (41) Opposite, the two outer sides (42) are curved to correspond to the inner side surface (132) of the external unit (1), and the inner side surfaces (44) are formed with an opening (M) therebetween.

Wherein, an outer top surface (41) and two outer side surfaces (42) of each of the linking members (40) are formed between A gap (G) is formed between a partition surface (43) and the partition surface (43) of each of the abutting grooves (13).

In addition, a recessed groove (46) is formed between the inner top surface (45) and the inner side surfaces (44) of each of the linking members (40).

Furthermore, the two ends of the linking member (40) each have a tab (47) formed between the outer top surface (41) and the inner top surface (45), wherein the two ends of the linking member (40) are respectively A stud (48) is formed between each of its outer side faces (42) and its corresponding inner side face (44).

An inner connecting unit (5) is composed of an inner connecting member (50) and an end connecting member (60) which are screwed by a plurality of bolts (70).

The inner connector (50) has a body (51), a shaft hole (52), and a plurality of resisting ribs (53) are radially spaced apart.

The ribs (53) have two ribs (531) respectively abutting against the inner side surfaces (44) of the linking members (40), and a rib top (532) and the linking member (40) The inner top surface (45) is abutted.

Furthermore, the two ribs (531) of the resisting rib (53) are parallel, and the inner side faces (44) of the linking member (40) are gradually opened toward the outer top surface (41).

The openings (M) of the respective linkages (40) are for the respective abutting ribs (53) to be radially connected to the body (51) thereof.

As shown in FIG. 9, the interlocking member (40) is provided with an undeformed front view, wherein the outer side faces (42) of the linking member (40) are slightly larger in size and position than the outer connector (10). The size and position of the two inner sides (132).

Wherein, the retracting groove (46) can make the linking member (40) relatively elastically deformable, and the gap (G) can be used for elastic deformation of the linking member (40).

After the installation, the pre-pressure and the pre-deformation are formed, so that the interlocking members (40) further reduce the centrifugal deformation and have the problem of the operating clearance.

After the description of the above embodiment, the creation can facilitate the replacement of the linkage (40). The deformation of the linkage (40) due to the centrifugal force is reduced, the structural strength is increased, and the torque is more effectively transmitted. Therefore, the object of the present invention is indeed achieved.

The curved configuration of each part also increases the utility of the object of the present invention.

As shown in Figures 12 and 13, the coupling of another preferred embodiment of the present invention is substantially the same as the foregoing embodiment, except that the linking members (40) do not have the studs (48). ), but it can still achieve the same purpose.

In addition to the above embodiments, the present invention may be implemented as follows: for example, the linking member (40) does not have to have the tab (47) at both ends, and it may have the convex only at least one end. Sheet (47).

Alternatively, the linking member (40) does not have to have the stud (48) as at both ends, and it may also form the stud (48) only at least one end.

The preferred embodiment of the present work has been described in detail above. It should be understood that many modifications and variations can be made by those skilled in the art in light of the inventive concept. Therefore, any technical solution that can be obtained by a person skilled in the art according to the prior art by logic analysis, reasoning or limited experiment based on the prior art should be within the protection scope determined by the request item.

(1) ‧‧‧External unit

(5) ‧‧‧Integral unit

Claims (10)

A coupling device comprises: an external unit (1) having a plurality of abutting grooves (13) arranged radially apart; each of the abutting grooves (13) is respectively formed with an inner top surface (131) and two inner side surfaces (132) a plurality of linking members (40) respectively mounted on the abutting grooves (13) of the external unit (1); each linking member (40) has an outer top surface (41) corresponding to the inside of the external unit (1) The top surface (131), the two outer side surfaces (42) correspond to the inner side surface (132) of the external unit (1), the inner side surfaces (44) are formed with an opening (M) therebetween, and an inner top surface (45) is located therein. Opposite to the outer top surface (41); an inner connecting unit (5) having a plurality of resisting ribs (53) radially spaced apart; each resisting rib (53) having two rib edges (531) respectively abutting the respective interlocking The two inner sides (44) of the member (40) and a rib top (532) are abuttable against the inner top surface (45) of the linkage (40). The coupling according to claim 1, wherein the external unit (1) has a groove bottom surface (134), and at least one end of each end of the linkage member (40) has a tab (47) formed on the outer top surface ( 41) Between the inner top surface (45) and the bottom surface (134) of the groove. The coupling according to claim 2, wherein a recessed groove (46) is formed between the inner top surface (45) and the inner side surfaces (44) of each of the linking members (40). The coupling according to claim 1, wherein an inner recessed groove (46) is formed between the inner top surface (45) and the inner side surfaces (44) of each of the linking members (40). The coupling according to claim 1 or 2 or 3 or 4, wherein a partition surface (133) is formed between the inner top surface (131) and the inner side surfaces (132) of each of the abutting grooves (13), A spacing surface (43) is formed between the outer top surface (41) and the two outer side surfaces (42) of each linking member (40), and a gap is formed between the outer surface (43) of each of the abutting grooves (13). G). The coupling according to claim 5, wherein the two ribs (531) of the rib (53) are flat In the row shape, the inner side faces (44) of the linking member (40) are gradually opened toward the outer top surface (41). The coupling according to claim 1 or 2 or 3 or 4, wherein the two ribs (531) of the rib (53) are parallel, and the inner side faces (44) of the linking member (40) are oriented The direction of the outer top surface (41) is gradually open. The coupling according to claim 7, wherein at least one end of each end of the linking member (40) is formed with a stud (48) between each of its outer side faces (42) and its corresponding inner side surface (44). The coupling according to claim 5, wherein at least one end of each end of the linking member (40) is formed with a stud (48) between each of its outer sides (42) and its corresponding inner side (44). The coupling of claim 1 or 2 or 3 or 4, wherein at least one end of each end of the linking member (40) forms a stud between its outer side surface (42) and its corresponding inner side surface (44) (48).