阅读说明：本技术 一种组装式弹性联轴器 (Assembled elastic coupling ) 是由 赵晶晶 于 2020-04-28 设计创作，主要内容包括：本发明提供一种组装式弹性联轴器,第一轴通过调整结构带动第二轴旋转,第一轴与第二轴之间能通过调整结构弥补制造和安装误差；调整结构包括第一结构,第一结构通过弹性件与第二结构接触,第一结构安装在第一轴上,第二结构安装在第二轴上。本发明结构合理,联轴器损坏后,只需要更换损坏的卡爪及弹性件,两种卡爪都具有通用性,不需要整体更换,降低了生产成本。(The invention provides an assembled elastic coupling.A first shaft drives a second shaft to rotate through an adjusting structure, and manufacturing and mounting errors can be made up between the first shaft and the second shaft through the adjusting structure; the adjusting structure comprises a first structure, the first structure is in contact with a second structure through an elastic piece, the first structure is installed on a first shaft, and the second structure is installed on a second shaft. The invention has reasonable structure, only needs to replace the damaged clamping jaws and the elastic parts after the coupler is damaged, has universality for the two clamping jaws, does not need to be integrally replaced, and reduces the production cost.)

1. An assembled elastic coupling comprising a first shaft (1), characterized in that: the first shaft (1) drives the second shaft (2) to rotate through the adjusting structure, and manufacturing and mounting errors can be made up between the first shaft (1) and the second shaft (2) through the adjusting structure;

the adjusting structure comprises a first structure (3), the first structure (3) is in contact with a second structure (5) through an elastic piece (4), the first structure (3) is installed on the first shaft (1), and the second structure (5) is installed on the second shaft (2).

2. An assembled resilient coupling according to claim 1, wherein: one end of the first shaft (1) close to the adjusting structure is provided with a disc (101), and the end surface of the disc (101) far away from the first shaft (1) is provided with a plurality of inferior arc-shaped bosses (102) uniformly distributed around the circumference.

3. An assembled resilient coupling according to claim 2, wherein: the outer cylindrical surface of any one inferior arc boss (102) is coplanar with the outer cylindrical surface of the disc (101), and the inner arc surface of any inferior arc boss (102) is provided with a inferior arc opening groove (103).

4. A modular elastomeric coupling in accordance with claim 3 wherein: the first structure (3) comprises a plurality of first claws, and all the first claws are respectively arranged in one-to-one correspondence with the inferior arc-shaped open grooves (103).

5. An assembled resilient coupling according to claim 4, wherein: the center of the end face of any one of the first clamping jaws is provided with a first stepped hole, a first screw hole is formed in the position, corresponding to the first stepped hole, of the end face of the disc (101), a first inner hexagonal cylindrical head screw is arranged in the first stepped hole, and the first inner hexagonal cylindrical head screw and the first screw hole are screwed to fix the first clamping jaw in the inferior arc-shaped open slot (103).

6. An assembled resilient coupling according to claim 5, wherein: the second shaft (2) is a stepped shaft, a plurality of first inferior arc-shaped sinking platforms (201) which are uniformly distributed around the circumference are arranged on the end face of the large end of the stepped shaft close to the adjusting structure, and a second screw hole (202) is formed in the center of any first inferior arc-shaped sinking platform (201).

7. An assembled resilient coupling according to claim 6, wherein: the second structure (5) comprises a plurality of second clamping jaws, and all the second clamping jaws are respectively arranged in one-to-one correspondence with the first minor arc-shaped sinking platforms (201).

8. An assembled resilient coupling according to claim 7, wherein: a second stepped hole is formed in the center of the end face of any one of the second clamping jaws, a second inner hexagonal socket head cap screw is arranged in the second stepped hole, and the second inner hexagonal socket head cap screw and a second screw hole (202) are screwed to fix the second clamping jaw in the first inferior arc-shaped sinking platform (201).

9. An assembled resilient coupling according to claim 8, wherein: the elastic part (4) comprises a circular plate (401), a plurality of second minor arc-shaped sinking platforms (402) are arranged on the end surface, close to the second shaft (2), of the circular plate (401), and the second minor arc-shaped sinking platforms (402) are arranged corresponding to the second clamping jaws;

the end face, close to the first shaft (1), of the circular plate (401) is provided with a plurality of stepped open grooves (403) which are uniformly distributed around the circumference, the large end of any one stepped open groove (403) is arranged corresponding to the inferior arc-shaped boss (102), and the small end of any one stepped open groove (403) is arranged corresponding to the first clamping jaw.

10. An assembled resilient coupling according to claim 9, wherein: the outer diameter of the large end of the second shaft (2) is equal to that of the disc (101), and the outer diameter of the large end of the second shaft (2) is equal to that of the disc (401).

Technical Field

The invention belongs to the technical field of couplings, and particularly relates to an assembled elastic coupling.

Background

The equipment has high precision requirement on the positioning and installation of the components, the coaxial rotation between the equipment is transmitted by the coupler, and the coupler is called as a rigid coupler; when the output axis and the input axis of the equipment are not coaxial, the rigid coupling obviously cannot be used, so that a flexible coupling different from the rigid coupling must be used, the two half shafts of the coupling are connected by using a special elastic element, and the flexible element can transmit torque, can bend along the axis of the flexible coupling and can stretch along the axis, so that the flexible coupling has strong adaptability; for ordinary equipment, too high a precision of manufacture and installation is neither practical nor economical, so that elastic couplings have emerged which are specifically intended to compensate for manufacturing and installation errors.

The early failure of the coupler is often caused by abnormal working of the coupler or associated parts, and various abnormal phenomena are generated due to the influence of factors such as failure, deformation, impact, friction and the like in practical application, which are the main reasons for finally causing the failure of the coupler.

The elastic coupling in the prior art has the following technical defects: after the coupler is damaged, the maintenance and the replacement are quite complex, the coupler is usually replaced integrally, and the production cost is improved.

How to design an assembled elastic coupling, how to make the coupling damage the back and do not need whole change, become the problem that the solution is badly needed.

Disclosure of Invention

In view of the above disadvantages of the prior art, an object of the present invention is to provide an assembled elastic coupling, which is used to solve the problems that the maintenance and replacement of the coupling are complicated after the coupling is damaged, the entire coupling is often replaced, and the production cost is increased.

In order to achieve the purpose, the invention provides an assembled elastic coupling which comprises a first shaft, wherein the first shaft drives a second shaft to rotate through an adjusting structure, and manufacturing and mounting errors can be made up between the first shaft and the second shaft through the adjusting structure;

the adjusting structure comprises a first structure, the first structure is in contact with a second structure through an elastic piece, the first structure is installed on a first shaft, and the second structure is installed on a second shaft.

In an embodiment of the present invention, a disc is disposed at one end of the first shaft close to the adjusting structure, and a plurality of minor arc-shaped bosses uniformly distributed around a circumference are disposed on an end surface of the disc far from the first shaft.

In an embodiment of the invention, an outer cylindrical surface of any inferior arc-shaped boss is coplanar with an outer cylindrical surface of the disc, and an inner arc surface of any inferior arc-shaped boss is provided with an inferior arc-shaped open slot.

In an embodiment of the invention, the first structure includes a plurality of first claws, and all the first claws are respectively arranged in one-to-one correspondence with the minor arc-shaped open grooves.

In one embodiment of the invention, a first stepped hole is arranged at the center of the end surface of any one of the first clamping jaws, a first screw hole is arranged at the position, corresponding to the first stepped hole, on the end surface of the disc, a first inner hexagonal socket head cap screw is arranged in the first stepped hole,

by adopting the technical scheme: first hexagonal socket head cap screw closes soon with first screw and fixes first jack catch in inferior arc shape open slot, and first jack catch has the commonality, and arbitrary one damages and can both change, has reduced manufacturing cost.

In an embodiment of the present invention, the second shaft is a stepped shaft, a plurality of first minor arc-shaped sinking platforms are uniformly distributed around a circumference of the end surface of the large end of the stepped shaft close to the adjusting structure, and a second screw hole is formed in a center of any one of the first minor arc-shaped sinking platforms.

In an embodiment of the invention, the second structure includes a plurality of second claws, and all the second claws are respectively arranged in one-to-one correspondence with the first minor arc-shaped sinking platforms.

In one embodiment of the invention, a second stepped hole is arranged at the center of the end surface of any one of the second jaws, a second hexagon socket head cap screw is arranged in the second stepped hole,

by adopting the technical scheme: the second inner hexagonal socket head cap screw and the second screw hole are screwed to fix the second clamping jaw in the first inferior arc-shaped sinking platform, the second clamping jaw has universality, any one of the clamping jaws can be replaced when damaged, and the production cost is reduced.

In an embodiment of the present invention, the elastic member includes a circular plate, a plurality of second minor arc-shaped sinking platforms are disposed on an end surface of the circular plate close to the second shaft, and the second minor arc-shaped sinking platforms are disposed corresponding to the second jaws;

the end face, close to the first shaft, of the circular plate is provided with a plurality of stepped open grooves which are uniformly distributed around the circumference, the large end of any one stepped open groove is arranged corresponding to the inferior arc-shaped boss, and the small end of any one stepped open groove is arranged corresponding to the first clamping jaw.

In an embodiment of the invention, the outer diameter of the large end of the second shaft is equal to the outer diameter of the circular plate, and the outer diameter of the large end of the second shaft is equal to the outer diameter of the circular plate.

As described above, the assembled elastic coupling provided by the invention is reasonable in structure, after the coupling is damaged, only the damaged clamping jaws need to be replaced, the two clamping jaws are universal and do not need to be integrally replaced, the production cost is reduced, and the assembled elastic coupling has good economic and social benefits in popularization and application.

Drawings

FIG. 1 is a three-dimensional view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is an exploded view of the present invention.

FIG. 4 is a right side three-dimensional view of a first axis of the present invention.

Fig. 5 is a second axial three-dimensional view of the present invention.

Fig. 6 is a three-dimensional view of the elastic member of the present invention.

In the figure: 1. a first shaft; 2. a second shaft; 3. a first structure; 4. an elastic member; 5. a second structure; 101. a disc; 102. a minor arc boss; 103. a minor arc-shaped open slot; 201. a first minor arc-shaped sinking platform; 202. a second screw hole; 401. a circular plate; 402. a second minor arc-shaped sinking platform; 403. a step-shaped open slot.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to 6. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

As shown in fig. 1, the invention provides an assembled elastic coupling, which comprises a first shaft 1, wherein the first shaft 1 drives a second shaft 2 to rotate through an adjusting structure, and manufacturing and installation errors can be made up between the first shaft 1 and the second shaft 2 through the adjusting structure;

as shown in fig. 3, the adjusting structure comprises a first structure 3, the first structure 3 is in contact with a second structure 5 through an elastic member 4, the first structure 3 is mounted on the first shaft 1, and the second structure 5 is mounted on the second shaft 2;

as shown in fig. 4, a disc 101 is arranged at one end of the first shaft 1 close to the adjusting structure, and a plurality of minor arc-shaped bosses 102 uniformly distributed around the circumference are arranged on the end surface of the disc 101 far from the first shaft 1;

the outer cylindrical surface of any inferior arc boss 102 is coplanar with the outer cylindrical surface of the disc 101, and the inner arc surface of any inferior arc boss 102 is provided with a inferior arc opening groove 103;

the first structure 3 comprises a plurality of first claws, and all the first claws are respectively arranged in one-to-one correspondence with the minor arc-shaped open grooves 103;

any one the terminal surface center of first jack catch be provided with first step hole, be provided with first screw with the corresponding position department in first step hole on the terminal surface of disc 101, first step is downthehole to be provided with first hexagon socket head cap screw, through adopting this kind of technical scheme: the first inner hexagonal socket head cap screw is screwed with the first screw hole to fix the first clamping jaw in the minor arc-shaped open slot, the first clamping jaw has universality, any damaged one can be replaced, and the production cost is reduced;

as shown in fig. 5, the second shaft 2 is a stepped shaft, a plurality of first minor arc-shaped sinking platforms 201 are uniformly distributed around the circumference are arranged on the end surface of the large end of the stepped shaft close to the adjusting structure, and a second screw hole 202 is arranged at the center of any first minor arc-shaped sinking platform 201;

the second structure 5 comprises a plurality of second clamping jaws, and all the second clamping jaws are respectively arranged in one-to-one correspondence with the first minor arc-shaped sinking platforms 201;

the end face center of any one the second jack catch be provided with the second step hole, the downthehole hexagonal socket head cap screw in second step is provided with, through adopting this kind of technical scheme: the second inner hexagonal socket head cap screw is screwed with the second screw hole to fix the second clamping jaw in the first minor arc-shaped sinking platform, the second clamping jaw has universality, any damaged one can be replaced, and the production cost is reduced;

as shown in fig. 6, the elastic member 4 includes a circular plate 401, a plurality of second minor arc-shaped sunken platforms 402 are arranged on the end surface of the circular plate 401 near the second shaft 2, and the second minor arc-shaped sunken platforms 402 are arranged corresponding to the second jaws;

a plurality of stepped open grooves 403 uniformly distributed around the circumference are formed in the end face, close to the first shaft 1, of the circular plate 401, the large end of any one of the stepped open grooves 403 is arranged corresponding to the inferior arc-shaped boss 102, and the small end of any one of the stepped open grooves 403 is arranged corresponding to the first clamping jaw;

as shown in fig. 2, the outer diameter of the large end of the second shaft 2 is equal to the outer diameter of the disc 101, and the outer diameter of the large end of the second shaft 2 is equal to the outer diameter of the disc 401.

In conclusion, the assembled elastic coupling provided by the invention is reasonable in structure, only the damaged clamping jaws need to be replaced after the coupling is damaged, the two clamping jaws are universal, integral replacement is not needed, and the production cost is reduced. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.