CN220320134U

CN220320134U - Improved cross axle universal coupling

Info

Publication number: CN220320134U
Application number: CN202321824312.5U
Authority: CN
Inventors: 刁子馨
Original assignee: Dandong Chenghai Machinery Manufacturing Co ltd
Current assignee: Dandong Chenghai Machinery Manufacturing Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-01-09
Anticipated expiration: 2033-07-12

Abstract

The utility model discloses an improved cross shaft universal coupling which comprises an inner coupling cylinder, wherein two groups of outer coupling cylinders are arranged outside the inner coupling cylinder, one side of the outer coupling cylinder is fixedly connected with a mounting clamping block, the outer part of the mounting clamping block is provided with a mounting frame, a cross bearing is arranged inside the mounting frame, two ends of the cross bearing are provided with fixing shafts, one side of each fixing shaft is fixedly provided with a mounting flange, one side of each mounting frame is provided with a mounting clamping groove, and the top end and the bottom end of each mounting frame are movably connected with positioning bolts. The installation frame of the improved cross-shaft universal coupler can be detached from the coupler outer cylinder for replacement, when the installation frame is detached, the positioning bolts are required to be unscrewed, then the installation clamping groove on one side of the installation frame is removed from the installation clamping block, and then a new installation frame is installed on the coupler outer cylinder.

Description

Improved cross axle universal coupling

Technical Field

The utility model relates to the technical field of couplings, in particular to an improved cross-shaft universal coupling.

Background

The cross universal coupling is one of the couplings, and can connect two workpieces together to realize the transmission effect, so that two shafts which are not in the same axis or have larger angle of folding or larger axial movement can continuously rotate at equal angular speed.

Through retrieving, according to the cross-shaft universal coupling disclosed in application number CN202222287676.6, "the cross-shaft assembly is all connected to spline shaft and spline housing, the spline shaft wears to be in the spline housing, the spring mounting groove is seted up to spline shaft one end of keeping away from the cross-shaft assembly, install tight spring in the spring mounting groove, tight spring coupling round pin axle in the top, the round pin axle other end supports and is inboard at the cross-shaft assembly of spline housing connection," the cross-shaft universal coupling of design exists inconvenient dismantlement's problem when using in above-mentioned application, and the wearing and tearing are difficult for changing appear in the cross-shaft of cross-shaft universal coupling to influence the security of using.

There is a need for an improved cross-shaft universal coupling that addresses the above-identified deficiencies.

Disclosure of Invention

The utility model aims to provide an improved cross-shaft universal coupling, which solves the problem that the prior art is inconvenient to detach and replace.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an improved generation cross axle universal joint, includes the shaft coupling inner tube, the externally mounted of shaft coupling inner tube has two sets of shaft coupling urceolus, one side fixedly connected with installation fixture block of shaft coupling urceolus, the externally mounted of installation fixture block has the installing frame, the internally mounted of installing frame has the cross bearing, the fixed axle is installed at the both ends of cross bearing, one side fixed mounting of fixed axle has the mounting flange, one side of installing frame is provided with the installation draw-in groove, the top and the bottom swing joint of installing frame have positioning bolt, the inside swing joint of shaft coupling urceolus has the support ball, the outside of support ball is provided with the foam-rubber cushion, the top and the bottom fixedly connected with spacing collar of shaft coupling urceolus is the inside of spacing collar and is provided with the gag lever post.

Preferably, the installation fixture block is embedded in the installation fixture groove, and the bottom end of the positioning bolt is embedded in the installation fixture block.

Preferably, the outer part of the coupler outer cylinder is fixedly connected with an anti-rust coating, and the coupler outer cylinder is sleeved outside the coupler inner cylinder.

Preferably, the support ball is provided with six groups, the both sides fixedly connected with location fixture block of foam-rubber cushion, the inside of shaft coupling urceolus is provided with the location draw-in groove, the inside at the location draw-in groove is inlayed to the location fixture block.

Preferably, the two sides of the limiting rod are fixedly connected with limiting plates, and the limiting rod can be in sliding connection in the limiting ring.

Preferably, a rubber pad is fixedly connected to one side of the mounting flange, and six groups of mounting holes are formed in the mounting flange.

Compared with the prior art, the utility model has the beneficial effects that: the improved cross axle universal coupling not only realizes the functions of convenient disassembly and replacement, but also realizes the functions of convenient limiting and uniform lubrication;

(1) The universal coupler is characterized in that the universal coupler is provided with the mounting frame, the cross bearing, the positioning bolt, the mounting clamping groove and the mounting clamping block, the mounting frame of the universal coupler can be detached from the coupler outer cylinder, the positioning bolt is required to be unscrewed when the universal coupler is detached, then the mounting clamping groove on one side of the mounting frame is removed from the mounting clamping block, and then a new mounting frame is mounted on the coupler outer cylinder;

(2) Through being provided with gag lever post, spacing ring, limiting plate and rust-proof coating, the shaft coupling urceolus is when sliding on the shaft coupling inner tube, and the gag lever post can be spacing to the position that the shaft coupling urceolus moved, and the gag lever post can be changed into multiple length and install in the inside of spacing ring, and the gag lever post is when the inside slip of spacing ring, and the limiting plate can carry out spacing fixed to the gag lever post, and this structure has realized the function of being convenient for spacing;

(3) Through being provided with shaft coupling urceolus, location fixture block, support ball, foam-rubber cushion and location draw-in groove, the foam-rubber cushion that can paint lubricating oil is installed to shaft coupling urceolus and shaft coupling inner tube junction, and the foam-rubber cushion can be with the even suction of lubricating oil, and when the shaft coupling urceolus slides on the shaft coupling inner tube, support ball can improve the smoothness nature that removes, the foam-rubber cushion again with lubricating oil even paint on the shaft coupling inner tube can, this structure has realized the function of being convenient for even lubrication.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic elevational view of the mounting frame of the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic side view of the cross-sectional structure of the outer sleeve of the coupling of the present utility model.

In the figure: 1. a mounting flange; 2. a fixed shaft; 3. a mounting frame; 4. an outer tube of the coupling; 5. a limit rod; 6. a coupling inner barrel; 7. a limiting ring; 8. a limiting plate; 9. a cross bearing; 10. a rubber pad; 11. an anti-rust coating; 12. positioning bolts; 13. installing a clamping groove; 14. installing a clamping block; 15. positioning a clamping block; 16. supporting the balls; 17. a sponge cushion; 18. and positioning the clamping groove.

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.

Example 1: referring to fig. 1-4, an improved cross universal coupler comprises a coupler inner cylinder 6, two groups of coupler outer cylinders 4 are arranged outside the coupler inner cylinder 6, a mounting clamping block 14 is fixedly connected to one side of the coupler outer cylinder 4, a mounting frame 3 is arranged outside the mounting clamping block 14, a cross bearing 9 is arranged inside the mounting frame 3, fixed shafts 2 are arranged at two ends of the cross bearing 9, a mounting flange 1 is fixedly arranged on one side of the fixed shaft 2, a mounting clamping groove 13 is arranged on one side of the mounting frame 3, positioning bolts 12 are movably connected to the top end and the bottom end of the mounting frame 3, supporting balls 16 are movably connected to the inside of the coupler outer cylinder 4, sponge pads 17 are arranged outside the supporting balls 16, a limiting ring 7 is fixedly connected to the top end and the bottom end of the coupler outer cylinder 4, and a limiting rod 5 is arranged inside the limiting ring 7;

the installation clamping block 14 is embedded in the installation clamping groove 13, the bottom end of the positioning bolt 12 is embedded in the installation clamping block 14, one side of the installation flange 1 is fixedly connected with the rubber pad 10, and six groups of installation holes are formed in the installation flange 1;

specifically, as shown in fig. 1, 2 and 3, when the universal coupling is used, the mounting flange 1 is required to be used for fixing and mounting, after the universal coupling is used for a long time, the cross bearing 9 may be worn, the cross bearing 9 is periodically removed and replaced, when the universal coupling is detached, the positioning bolts 12 are required to be unscrewed, then the mounting clamping groove 13 on one side of the mounting frame 3 is removed from the mounting clamping block 14, and then a new mounting frame 3 is mounted on the coupling outer cylinder 4.

Example 2: the outer part of the outer coupler cylinder 4 is fixedly connected with an anti-rust coating 11, the outer coupler cylinder 4 is sleeved outside the inner coupler cylinder 6, two sides of the limiting rod 5 are fixedly connected with limiting plates 8, and the limiting rod 5 can be in sliding connection inside the limiting ring 7;

specifically, as shown in fig. 1, the stop lever 5 may be slidably connected inside the stop collar 7, the stop lever 5 may limit the position of the outer sleeve 4 of the coupling, the stop lever 5 may be replaced with various lengths and installed inside the stop collar 7, and the stop plate 8 may limit and fix the stop lever 5 when the stop lever 5 slides inside the stop collar 7.

Example 3: the support balls 16 are provided with six groups, two sides of the foam cushion 17 are fixedly connected with positioning clamping blocks 15, a positioning clamping groove 18 is formed in the coupler outer cylinder 4, and the positioning clamping blocks 15 are embedded in the positioning clamping groove 18;

specifically, as shown in fig. 1 and fig. 4, the foam-rubber cushion 17 can uniformly suck lubricating oil, when the outer shaft coupling cylinder 4 slides on the inner shaft coupling cylinder 6, the supporting balls 16 can improve the smoothness of movement, the foam-rubber cushion 17 can uniformly smear the lubricating oil on the inner shaft coupling cylinder 6, the foam-rubber cushion 17 can be moved out from the inner shaft coupling cylinder 4, and the positioning clamping blocks 15 on two sides of the foam-rubber cushion 17 can be moved out from the inner positioning clamping grooves 18.

Working principle: when the universal coupling is used, the universal coupling is required to be mounted on equipment by using the mounting flange 1, the rubber pad 10 on the mounting flange 1 can improve the mounting stability, the outer coupling cylinder 4 can slide on the inner coupling cylinder 6 in the subsequent use process, the limiting rod 5 can limit the moving position of the outer coupling cylinder 4, the limiting rod 5 can be replaced into various lengths and is mounted in the limiting ring 7, the limiting rod 5 can be limited and fixed by the limiting plate 8 when the limiting rod 5 slides in the limiting ring 7, the sponge cushion 17 can uniformly suck lubricating oil, the supporting balls 16 can improve the moving smoothness when the outer coupling cylinder 4 slides on the inner coupling cylinder 6, the sponge cushion 17 can uniformly smear the lubricating oil on the inner coupling cylinder 6, the mounting frame 3 of the universal coupling can be detached and replaced from the outer coupling cylinder 4, the positioning bolt 12 is required to be unscrewed when being detached, then the mounting clamping groove 13 on one side of the mounting frame 3 is removed from the mounting clamping block 14, and then the new mounting frame 3 is mounted on the outer coupling cylinder 4, and the structure is convenient to detach.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An improved cross universal coupling, includes shaft coupling inner tube (6), its characterized in that: two sets of shaft coupling urceolus (4) are installed to the outside of shaft coupling inner tube (6), one side fixedly connected with installation fixture block (14) of shaft coupling urceolus (4), the externally mounted of installation fixture block (14) has installation frame (3), the internally mounted of installation frame (3) has cross bearing (9), fixed axle (2) are installed at the both ends of cross bearing (9), one side fixed mounting of fixed axle (2) has mounting flange (1), one side of installation frame (3) is provided with installation draw-in groove (13), the top and the bottom swing joint of installation frame (3) have positioning bolt (12), the inside swing joint of shaft coupling urceolus (4) has supporting ball (16), the outside of supporting ball (16) is provided with foam-rubber cushion (17), the top and the bottom fixedly connected with spacing ring (7) of shaft coupling urceolus (4), and the inside of spacing ring (7) is provided with gag lever post (5).

2. An improved cross-shaft universal joint as defined in claim 1, wherein: the installation fixture block (14) is embedded in the installation fixture groove (13), and the bottom end of the positioning bolt (12) is embedded in the installation fixture block (14).

3. An improved cross-shaft universal joint as defined in claim 1, wherein: the outer part of the coupler outer cylinder (4) is fixedly connected with an anti-rust coating (11), and the coupler outer cylinder (4) is sleeved outside the coupler inner cylinder (6).

4. An improved cross-shaft universal joint as defined in claim 1, wherein: the support ball (16) is provided with six groups, positioning clamping blocks (15) are fixedly connected to two sides of the sponge cushion (17), positioning clamping grooves (18) are formed in the coupler outer cylinder (4), and the positioning clamping blocks (15) are embedded in the positioning clamping grooves (18).

5. An improved cross-shaft universal joint as defined in claim 1, wherein: limiting plates (8) are fixedly connected to two sides of the limiting rod (5), and the limiting rod (5) can be in sliding connection inside the limiting ring (7).

6. An improved cross-shaft universal joint as defined in claim 1, wherein: one side of the mounting flange (1) is fixedly connected with a rubber pad (10), and six groups of mounting holes are formed in the mounting flange (1).