CN218953866U

CN218953866U - Coupling assembly

Info

Publication number: CN218953866U
Application number: CN202223027133.7U
Authority: CN
Inventors: 戴连忠; 戴智涵; 虞秀贞; 莫正江
Original assignee: Anhui Lianjun Rubber Technology Co ltd
Current assignee: Anhui Lianjun Rubber Technology Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-05-02
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a coupler assembly, which relates to the technical field of couplers and comprises a left half coupler, a right half coupler and a connecting mechanism, wherein the left half coupler and the right half coupler are symmetrically connected to two sides of the connecting mechanism, first ladder grooves are formed in the centers of inner side surfaces of the left half coupler and the right half coupler, first fluted discs are connected in the first ladder grooves, a plurality of groups of first bolt holes are formed in the edges of outer side surfaces of the left half coupler and the right half coupler, third ladder grooves are formed in the inner side surfaces of the left half coupler and the right half coupler, and the connecting mechanism comprises a left connecting disc and a right connecting disc which are respectively attached to the inner side surfaces of the left half coupler and the right half coupler, and the coupler and a driven shaft are driven to rotate through a driving shaft.

Description

Coupling assembly

Technical Field

The utility model relates to the technical field of couplings, in particular to a coupling assembly.

Background

The coupler is used for firmly connecting a driving shaft and a driven shaft in different mechanisms to rotate together and transmitting motion and torque, and when the existing coupler is used, the shaft lever is directly connected and fixed through two half couplers and bolts, nuts or bolts;

after searching, a high buffer coupling (publication No. CN 216519274U) with stable connection is disclosed, wherein a plurality of groups of pins are arranged in pin holes on two connecting discs so as to form connection;

because the coupler is in the use, the phenomenon that the levelness and concentricity of the driving shaft and the driven shaft are easy to have large errors, and then the coupler is hard when rolling, and the bolt is subjected to additional bending moment besides normal acting force, so that the bolt in the coupler is easy to break when in use.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a coupler assembly, which solves the problems that the levelness and concentricity of a driving shaft and a driven shaft are easy to have large errors in the using process of the coupler, so that the coupler is hard when rolling, and the bolts are subjected to additional bending moment besides normal acting force, so that the bolts in the coupler are easy to break when in use.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the coupler comprises a left half coupler, a right half coupler and a connecting mechanism, wherein the left half coupler and the right half coupler are symmetrically connected to two sides of the connecting mechanism, first step grooves are formed in the centers of inner side surfaces of the left half coupler and the right half coupler, first fluted discs are connected in the first step grooves, a plurality of groups of first bolt holes are formed in the edges of outer side surfaces of the left half coupler and the right half coupler, and third step grooves are formed in the inner side surfaces of the left half coupler and the right half coupler corresponding to each group of first bolt holes;

the connecting mechanism comprises a left connecting disc and a right connecting disc which are respectively attached to the inner side surfaces of the left half coupling and the right half coupling, a buffer assembly is connected between the left connecting disc and the right connecting disc, second step grooves are formed in the centers of the outer side surfaces of the left connecting disc and the right connecting disc, second fluted discs meshed with the first fluted disc are arranged in the second step grooves, a plurality of groups of second bolt holes are formed in the edges of the inner side surfaces of the left connecting disc and the right connecting disc, connecting rings are connected to the outer side surfaces of the left connecting disc and the right connecting disc and correspond to the second bolt holes of each group, and the connecting rings are respectively located in the third step grooves.

As a further technical scheme of the utility model, the inner side surface of each group of the first fluted disc and the outer side surface of each group of the second fluted disc are connected with a plurality of groups of teeth with matched structures and are in meshed connection.

As a further technical scheme of the utility model, the outer dimension of each group of connecting rings is the same as the inner dimension of each group of third step grooves, and the center points of the first bolt holes, the third step grooves, the connecting rings and the second bolt holes are all positioned on the same straight line.

As a further technical scheme of the utility model, bolts are commonly connected in each group of the first bolt holes, the connecting rings and the second bolt holes, and nuts are connected at the free ends of the bolts in a threaded manner.

As a further technical scheme of the utility model, the buffer assembly comprises a push block connected to the center of the inner side surface of the left connecting plate, an inner ring and an outer ring which are connected to the outer part of the free end of the push block in a sliding manner, a side plate connected to the side surfaces of the free ends of the inner ring and the outer ring, a plurality of groups of disc springs connected between the side surfaces of the free end of the push block and the front side surface of the side plate, and a plurality of groups of disc springs positioned between the inner ring and the outer ring.

As a further technical scheme of the utility model, the push block and the left connecting disc are fixedly connected through screws, and the inner ring, the side plate and the right connecting disc as well as the outer ring, the side plate and the right connecting disc are fixedly connected through screws.

Advantageous effects

The utility model provides a coupling assembly. Compared with the prior art, the method has the following beneficial effects:

1. a shaft coupling assembly drives a shaft coupling and a driven shaft to rotate through a driving shaft, and the phenomenon that the bolts are broken due to additional bending moment can be avoided through a first fluted disc, a second fluted disc, a plurality of groups of connecting rings and a plurality of groups of third stepped grooves, so that the service life of the bolts is prolonged, and further the service life of the shaft coupling is prolonged.

2. The utility model provides a shaft coupling subassembly, when the shaft coupling receives the impact, left linking dish drives the kicking block and carries out reciprocating motion in inner ring and outer loop, and then causes the extrusion to multiunit dish spring, because dish spring unit volume's deformation can be great bear very big load in less space, has good buffering shock absorbing capacity, and when coincide is combined, because surface friction resistance effect, can obviously absorb impact and dissipation energy, and then realize the effect of shaft coupling buffering, and then avoid great vibration impact probably to cause the shaft coupling department to take place the condition that breaks and damages to appear.

Drawings

FIG. 1 is a schematic illustration of a coupling assembly;

FIG. 2 is a top view of a coupling assembly;

FIG. 3 is a cross-sectional view of A-A of FIG. 2;

FIG. 4 is a schematic illustration of a disassembled configuration of a coupling assembly;

FIG. 5 is a top view of the engagement mechanism of the coupling assembly;

FIG. 6 is a cross-sectional view of B-B in FIG. 5;

fig. 7 is a schematic diagram of a disassembly structure of the engagement mechanism in the coupling assembly.

In the figure: 1. a left half coupling; 2. a right half coupling; 3. a linking mechanism; 5. a left connecting plate; 6. a right connecting disc; 7. a buffer assembly; 71. a pushing block; 72. an inner ring; 73. an outer ring; 74. a disc spring; 75. a side plate; 8. a first stepped groove; 9. a first toothed disc; 10. a second stepped groove; 11. a second toothed disc; 12. a first bolt hole; 13. a third step groove; 14. a second bolt hole; 15. and a connecting ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution for a coupling assembly: the utility model provides a shaft coupling subassembly, including left half shaft coupling 1, right side half shaft coupling 2 and linking mechanism 3, left side half shaft coupling 1 and right side half shaft coupling 2 symmetrical connection are in the both sides of linking mechanism 3, first ladder groove 8 has all been seted up at the medial surface center of left side half shaft coupling 1 and right side half shaft coupling 2, and all be connected with first fluted disc 9 in the first ladder groove 8, multiunit first bolt hole 12 has all been seted up at the lateral surface edge of left side half shaft coupling 1 and right side half shaft coupling 2, and third ladder groove 13 has all been seted up to medial surface face every group first bolt hole 12.

The coupling mechanism 3 includes the left linking plate 5 and right linking plate 6 of laminating at the medial surface of left coupling half 1 and right coupling half 2 respectively, connect the buffer module 7 between left linking plate 5 and right linking plate 6, the second ladder groove 10 has all been seted up at the lateral surface center of left linking plate 5 and right linking plate 6, and all set up the second fluted disc 11 with first fluted disc 9 engaged with in the second ladder groove 10, multiunit second bolt hole 14 has all been seted up at the medial surface edge of left linking plate 5 and right linking plate 6, the lateral surface of left linking plate 5 and right linking plate 6 just corresponds every group second bolt hole 14 all and is connected with go-between 15, and go-between 15 is located the inside of third ladder groove 13 respectively, the medial surface of every group first fluted disc 9 and the lateral surface of every group second fluted disc 11 all are connected with multiunit structure looks adaptation tooth, and each other be the engagement connection, the outside size of every group go-between 15 and every group third ladder groove 13 is the same, first bolt hole 12, third ladder groove 13, go-between 15 and second bolt hole 14 are located the same straight line connection bolt hole, the first bolt hole is connected with the second bolt hole 14, the joint hole is located at the first straight line end is all, and the bolt hole is connected with the second bolt hole.

When the left half coupler 1 and the left connecting plate 5 are attached, the first fluted disc 9 and the second fluted disc 11 are meshed, a plurality of groups of connecting rings 15 respectively enter a plurality of groups of third ladder grooves 13, bolts penetrate through the first bolt holes 12, the connecting rings 15 and the second bolt holes 14, nuts are arranged at the threaded ends of the bolts, and therefore the left half coupler 1 and the left connecting plate 5 are fixedly connected through extrusion, and the right half coupler 2 and the right connecting plate 6 are fixedly connected according to the operation;

after the driving shaft and the driven shaft are respectively installed in the two ends of the left half coupling 1 and the right half coupling 2, the driving shaft drives the coupling and the driven shaft, and the phenomenon of breakage of the bolts caused by additional bending moment can be reduced through the first fluted disc 9, the second fluted disc 11, the plurality of groups of connecting rings 15 and the plurality of groups of third stepped grooves 13, so that the service life of the bolts is prolonged, and the service life of the coupling is prolonged.

Referring to fig. 5 to 7, the buffer assembly 7 includes a push block 71 connected to the center of the inner side surface of the left adapter plate 5, an inner ring 72 and an outer ring 73 slidably connected to the outside of the free end of the push block 71, a side plate 75 connected to the free end side surfaces of the inner ring 72 and the outer ring 73, and the side plate 75 connected to the inner side surface of the right adapter plate 6, a plurality of sets of disc springs 74 connected between the free end side surface of the push block 71 and the front side surface of the side plate 75, and a plurality of sets of disc springs 74 positioned between the inner ring 72 and the outer ring 73, the push block 71 and the left adapter plate 5, and the inner ring 72, the side plate 75 and the right adapter plate 6, and the outer ring 73, the side plate 75 and the right adapter plate 6 are fixedly connected by screws.

It should be noted that, the left connecting disc 5 drives the pushing block 71 to reciprocate in the inner ring 72 and the outer ring 73, so as to squeeze the plurality of groups of disc springs 74, thereby realizing the effect of buffering the coupling, and further avoiding the situation that the coupling is broken and damaged due to larger vibration impact.

The working principle of the utility model is as follows: when the left half coupler 1 and the left connecting disc 5 are attached in use, the first fluted disc 9 and the second fluted disc 11 are meshed, a plurality of groups of connecting rings 15 respectively enter a plurality of groups of third ladder grooves 13, bolts penetrate through the first bolt holes 12, the connecting rings 15 and the second bolt holes 14, nuts are arranged at the threaded ends of the bolts, and therefore the left half coupler 1 and the left connecting disc 5 are fixedly connected through extrusion, and the right half coupler 2 and the right connecting disc 6 are fixedly connected according to the operation;

after the driving shaft and the driven shaft are respectively arranged in the two ends of the left half coupling 1 and the right half coupling 2, the driving shaft drives the coupling and the driven shaft, so that the phenomenon of breakage of the bolts caused by additional bending moment can be reduced through the first fluted disc 9, the second fluted disc 11, the plurality of groups of connecting rings 15 and the plurality of groups of third stepped grooves 13, the service life of the bolts is prolonged, and the service life of the coupling is prolonged;

when the coupling is impacted, the left connecting disc 5 drives the push block 71 to reciprocate in the inner ring 72 and the outer ring 73, so that the plurality of groups of disc springs 74 are extruded, the disc springs 74 can bear extremely large load in a small space due to large deformation of unit volume, the good shock absorbing capacity is achieved, when the coupling is overlapped and combined, the impact and energy dissipation can be obviously absorbed due to the action of surface friction resistance, the effect of buffering the coupling is achieved, and the condition that the coupling is broken and damaged due to large vibration impact is avoided.

Claims

1. The coupler assembly is characterized by comprising a left half coupler (1), a right half coupler (2) and a connecting mechanism (3);

the left half coupler (1) and the right half coupler (2) are symmetrically connected to two sides of the connecting mechanism (3), the centers of the inner side surfaces of the left half coupler (1) and the right half coupler (2) are respectively provided with a first step groove (8), the first step grooves (8) are respectively internally connected with a first fluted disc (9), the edges of the outer side surfaces of the left half coupler (1) and the right half coupler (2) are respectively provided with a plurality of groups of first bolt holes (12), and the inner side surfaces of the left half coupler and the right half coupler (2) are respectively provided with a third step groove (13) corresponding to each group of first bolt holes (12);

the connecting mechanism (3) comprises a left connecting disc (5) and a right connecting disc (6) which are respectively attached to the inner side surfaces of the left half coupling (1) and the right half coupling (2), a buffer assembly (7) connected between the left connecting disc (5) and the right connecting disc (6), second stepped grooves (10) are formed in the centers of the outer side surfaces of the left connecting disc (5) and the right connecting disc (6), second fluted discs (11) meshed with the first fluted discs (9) are arranged in the second stepped grooves (10), a plurality of groups of second bolt holes (14) are formed in the edges of the inner side surfaces of the left connecting disc (5) and the right connecting disc (6), connecting rings (15) are respectively connected to the outer side surfaces of the left connecting disc (5) and the right connecting disc (6) and correspond to the second bolt holes (14) of each group, and the connecting rings (15) are respectively located in the third stepped grooves (13).

2. A coupling assembly according to claim 1, wherein the inner side of each set of first toothed discs (9) and the outer side of each set of second toothed discs (11) are connected with a plurality of sets of structurally adapted teeth and are in meshed connection with each other.

3. A coupling assembly according to claim 1, wherein the outer dimensions of each set of connection rings (15) and the inner dimensions of each set of third step grooves (13) are identical, and wherein the centre points of the first bolt holes (12), the third step grooves (13), the connection rings (15) and the second bolt holes (14) are all located in the same straight line.

4. A coupling assembly according to claim 1, wherein the interiors of each set of the first bolt hole (12), the connecting ring (15) and the second bolt hole (14) are commonly connected with bolts, and the free ends of the bolts are screwed with nuts.

5. A coupling assembly according to claim 1, wherein the buffer assembly (7) comprises a push block (71) connected to the center of the inner side of the left engagement plate (5), an inner ring (72) and an outer ring (73) slidably connected to the outside of the free ends of the push block (71), side plates (75) connected to the free end sides of the inner ring (72) and the outer ring (73), and the inner side of the side plates (75) and the right engagement plate (6) are connected, a plurality of sets of disc springs (74) connected between the free end sides of the push block (71) and the front side of the side plates (75), and the plurality of sets of disc springs (74) are located between the inner ring (72) and the outer ring (73).

6. A coupling assembly according to claim 5, wherein the push block (71) and the left engagement disc (5) are fixedly connected by screws, and wherein the inner ring (72), the side plates (75) and the right engagement disc (6) and the outer ring (73), the side plates (75) and the right engagement disc (6) are fixedly connected by screws.