CN215805842U

CN215805842U - Elastic coupling with adjustable connector

Info

Publication number: CN215805842U
Application number: CN202122279424.4U
Authority: CN
Inventors: 王星; 陈兰奎; 王文进; 胡安娜; 周斌
Original assignee: Jiujiang Xinlian Heavy Industry Machinery Co ltd
Current assignee: Jiujiang Xinlian Heavy Industry Machinery Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-11
Anticipated expiration: 2031-09-18

Abstract

The utility model provides an elastic coupling with an adjustable connecting head, which comprises connecting shafts, sheet springs and connecting sleeves, wherein the two connecting sleeves are symmetrically provided with the connecting shafts at one side adjacent to the two connecting sleeves, one side adjacent to the two connecting shafts is connected through the sheet springs, thread grooves are symmetrically formed in two sides of the outer wall of each connecting sleeve, clamping plates are symmetrically arranged at two sides inside each connecting sleeve, fixing blocks are connected at the center positions of two sides adjacent to the two clamping plates, the center positions of the clamping plates at one sides close to the thread grooves are connected with lead screws through bearings, and the lead screws extend into the thread grooves and are in threaded connection with the thread grooves. According to the utility model, the two screw rods are respectively rotated, so that the clamping plate is abutted to the rotating shaft, and meanwhile, the fixing block extends into the fixing groove of the rotating shaft, so that the connecting head of the coupling can fix various rotating shafts with different outer diameters after being adjusted, and the adaptability is strong.

Description

Elastic coupling with adjustable connector

Technical Field

The utility model mainly relates to the technical field of couplings, in particular to an elastic coupling with an adjustable connector.

Background

The coupling is also called coupling, and is used for firmly connecting a driving shaft and a driven shaft in different mechanisms to rotate together and transmitting mechanical components of movement and torque. Sometimes also to couple the shaft with other parts (e.g. gears, pulleys, etc.). The coupling can also compensate the offset between the two shafts due to inaccurate manufacture and installation, deformation or thermal expansion in operation, and the like.

According to the patent document (publication number CN202646435U), a coupling is provided, in particular, a resilient coupling is concerned. The coupler solves the technical problems that the existing coupler is difficult to effectively compensate the installation and operation deviation of a bearing, and can not absorb vibration and impact load well. This resilient coupling, include two central lines coincidence and be cylindric axle sleeves, be connected with the leaf spring between two axle sleeves, the leaf spring even as an organic whole and the inside and outside edge of leaf spring and axle sleeve all flushes with the axle sleeve, axle sleeve and leaf spring make by the copper product. The utility model has the advantages of reasonable design, simple structure, low cost, wide application range, long service life, capability of effectively compensating axial displacement, radial displacement and angular displacement of the bearing, absorbing vibration and impact load, improving shafting dynamic performance and the like.

However, the connector of the existing elastic coupling is difficult to be connected with a driving shaft or a driven shaft after being correspondingly adjusted according to different outer diameters, and the adaptability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides an elastic coupling with an adjustable connector, which is used for solving the technical problems in the background technology.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a connector adjustable elastic coupling, includes connecting axle, slice spring and adapter sleeve, the adapter sleeve has two, two the adjacent one side symmetry of adapter sleeve is equipped with the connecting axle, two slice spring coupling is passed through to the adjacent one side of connecting axle, every the equal symmetry in outer wall both sides of adapter sleeve has seted up the thread groove, every the equal symmetry in inside both sides of adapter sleeve is equipped with splint, two the central point of the adjacent one side of splint puts and all is connected with the fixed block, just the central point that splint are close to thread groove one side puts and is connected with the lead screw through the bearing, the lead screw extends to the inside of thread groove and is threaded connection with the thread groove, the upper and lower both ends symmetric connection that splint are close to thread groove one side has the straight-bar, the inside of adapter sleeve corresponds the straight-bar and has seted up the recess, the straight-bar extends to the inside of recess.

Preferably, the connecting shaft and one side adjacent to the connecting sleeve are both welded with flange plates, and the two flange plates are connected through bolts. In this preferred embodiment, all weld through the connecting axle and the adjacent one side of leaf spring has the ring flange, can add the pivot in order to increase the length of this shaft coupling between two ring flanges according to the user demand.

Preferably, one side of each of the two clamping plates adjacent to each other is arc-shaped. In the preferred embodiment, the adjacent side of the two clamping plates is arc-shaped, so that the clamping plates can be more attached to other rotating shafts when being connected.

Preferably, rubber pads are bonded to the upper end and the lower end of one adjacent side of the two clamping plates. In the preferred embodiment, the rubber pad can avoid abrasion to other rotating shafts when the rotating shafts are connected with other rotating shafts.

Preferably, the straight rod is provided with limiting blocks symmetrically at the upper end and the lower end close to the inside of the groove, the limiting grooves are symmetrically formed at the upper end and the lower end inside the groove, and the limiting blocks are connected with the limiting grooves in a sliding manner. In the preferred embodiment, the limiting block and the limiting groove can further limit the movement of the clamping plate.

Preferably, a square groove is formed in the center of one side, close to the inside of the thread groove, of the screw rod. In this preferred embodiment, through square groove, can make the staff can drive the lead screw through the screwdriver that corresponds and rotate.

Preferably, a positioning groove is formed in the center of one side, close to the connecting shaft, of the inner portion of the connecting sleeve. In the preferred embodiment, the connecting sleeve can be connected with other rotating shafts more accurately through the positioning groove.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the two screw rods are respectively rotated to push the clamping plate to move towards the center position in the connecting sleeve, so that the clamping plate is abutted to the rotating shaft, and meanwhile, the fixing blocks on the clamping plate extend into the fixing grooves on the two sides of the rotating shaft to fix the rotating shaft, so that the connecting head of the coupler can fix various rotating shafts with different outer diameters after being adjusted, and the adaptability is strong.

The present invention will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a schematic view of an appearance axial structure of the present invention;

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is an enlarged view of area A in FIG. 2;

fig. 4 is an enlarged view of region B in fig. 2.

In the figure: 1. a connecting shaft; 2. a leaf spring; 3. connecting sleeves; 31. a thread groove; 32. a groove; 321. a limiting groove; 33. positioning a groove; 4. a splint; 41. a screw rod; 411. a square groove; 42. a fixed block; 43. a rubber pad; 44. a straight rod; 441. a limiting block; 5. a flange plate.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4 heavily, an elastic coupling with an adjustable connector comprises a connecting shaft 1, a sheet spring 2 and two connecting sleeves 3, wherein the two connecting sleeves 3 are provided, the connecting shaft 1 is symmetrically arranged on one side adjacent to the two connecting sleeves 3, one side adjacent to the two connecting shafts 1 is connected through the sheet spring 2, thread grooves 31 are symmetrically arranged on two sides of the outer wall of each connecting sleeve 3, clamping plates 4 are symmetrically arranged on two sides of the inner part of each connecting sleeve 3, one side adjacent to the two clamping plates 4 is arc-shaped, the clamping plates 4 can be more attached to other rotating shafts when connected through the arc-shaped adjacent side of the two clamping plates 4, rubber pads 43 are bonded on the upper and lower ends of one side adjacent to the two clamping plates 4, the rubber pads 43 can avoid abrasion to other rotating shafts when connected with other rotating shafts, and the central positions of one side adjacent to the two clamping plates 4 are both connected with fixing blocks 42, the central position of one side of the clamping plate 4 close to the thread groove 31 is connected with a screw rod 41 through a bearing, the screw rod 41 extends into the thread groove 31 and is in threaded connection with the thread groove 31, the central position of one side of the screw rod 41 close to the thread groove 31 is provided with a square groove 411, through the square groove 411, a worker can drive the screw rod 41 to rotate through a corresponding screwdriver, the upper end and the lower end of one side of the clamping plate 4 close to the thread groove 31 are symmetrically connected with a straight rod 44, the inner part of the connecting sleeve 3 is provided with a groove 32 corresponding to the straight rod 44, the straight rod 44 extends into the groove 32, the upper end and the lower end of the straight rod 44 close to the inner part of the groove 32 are symmetrically provided with a limiting block 441, the upper end and the lower end of the inner part of the groove 32 are symmetrically provided with a limiting groove 321, the limiting block 441 is in sliding connection with the limiting groove 321 through the limiting block 441 and the limiting groove 321, can further limit the movement of the clamping plate 4.

Referring to fig. 1 and 2, flange plates 5 are welded on one side of the connecting shaft 1 adjacent to the connecting sleeve 3, the two flange plates 5 are connected through bolts, the flange plates 5 are welded on one side of the connecting shaft 1 adjacent to the sheet spring 2, a rotating shaft can be added between the two flange plates 5 according to use requirements to increase the length of the coupler, a positioning groove 33 is formed in the center of the inside of the connecting sleeve 3 close to one side of the connecting shaft 1, and the connecting sleeve 3 can be accurately connected with other rotating shafts through the positioning groove 33.

The specific operation mode of the utility model is as follows:

the staff first welds a locating piece with constant head tank 33 looks block in the centre of a circle department of pivot one end, the fixed slot is seted up to the one end that is close to the locating piece in pivot both sides simultaneously, the one end that will have the locating piece afterwards extends to the inside of adapter sleeve 3, and keep locating piece and constant head tank 33 looks block, then rotate two lead screws 41 respectively through the screwdriver, promote splint 4 to move to the inside central point of adapter sleeve 3, make splint 4 and pivot looks butt, ensure simultaneously that fixed block 42 on splint 4 extends to the fixed slot of pivot both sides, thereby it is fixed with the pivot.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above-described embodiments, and it is within the scope of the utility model to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.

Claims

1. An elastic coupling with an adjustable connector comprises a connecting shaft (1), sheet springs (2) and connecting sleeves (3), and is characterized in that the number of the connecting sleeves (3) is two, the connecting shafts (1) are symmetrically arranged on one adjacent sides of the two connecting sleeves (3), the adjacent sides of the two connecting shafts (1) are connected through the sheet springs (2), thread grooves (31) are symmetrically formed in two sides of the outer wall of each connecting sleeve (3), and clamping plates (4) are symmetrically arranged on two sides of the inner part of each connecting sleeve (3);

two the central point of the adjacent one side of splint (4) puts and all is connected with fixed block (42), just splint (4) are close to the central point of thread groove (31) one side and put and be connected with lead screw (41) through the bearing, lead screw (41) extend to the inside of thread groove (31) and are threaded connection with thread groove (31), splint (4) are close to the upper and lower both ends symmetric connection of thread groove (31) one side have straight-bar (44), the inside of adapter sleeve (3) corresponds straight-bar (44) and sets up fluted (32), straight-bar (44) extend to the inside of recess (32).

2. An elastic coupling with an adjustable connector according to claim 1, characterized in that a flange (5) is welded on one side of the connecting shaft (1) adjacent to the connecting sleeve (3), and the two flanges (5) are connected through bolts.

3. An elastic coupling with adjustable connecting heads according to claim 1, characterized in that the adjacent sides of the two clamping plates (4) are arc-shaped.

4. An elastic coupling with adjustable connecting head according to claim 1, characterized in that rubber pads (43) are bonded to the upper and lower ends of the adjacent side of two clamping plates (4).

5. The elastic coupling with the adjustable connecting head according to claim 1, wherein the straight rod (44) is symmetrically provided with limiting blocks (441) at the upper and lower ends near the inside of the groove (32), the upper and lower ends inside the groove (32) are symmetrically provided with limiting grooves (321), and the limiting blocks (441) are slidably connected with the limiting grooves (321).

6. The coupling of claim 1, wherein the screw rod (41) has a square groove (411) at a center of a side thereof near the inside of the threaded groove (31).

7. The elastic coupling with the adjustable connecting head according to claim 1, characterized in that a positioning groove (33) is formed in the connecting sleeve (3) at the center of one side of the connecting shaft (1).