Drum-shaped shaft sleeve

Abstract

The utility model provides a drum-shaped shaft sleeve which comprises rolling shaft components, and the two sets of rolling shaft components are arranged on the two sides of a zinc pot body in a mirror image rotating mode. The two sets of limiting components are fixedly arranged on the outer sides of the two sets of rolling shaft components in a mirror image mode; the two sets of buffer components are movably arranged on the two sides of the two sets of limiting components in a mirror image mode; the two sets of fixing components are fixedly arranged at the rear ends of the two sets of buffering components in a mirror image mode, the two sets of rolling shaft components can drive a zinc pot roller to move at a high speed, and the two sets of limiting components can limit the movement range of the two sets of rolling shaft components; and the two groups of buffer parts can buffer the vibration of the two groups of rolling shaft parts during movement.

Description

TECHNICAL FIELD

[0001] The utility model relates to hot galvanizing machinery technical field, concretely is a drum shaped shaft sleeve. BACKGROUND

[0002] Zinc pot is the key stage facility in whole set steel strip galvanizing equipment, and the galvanized steel strip roller in zinc pot is the important device for ensuring that the galvanized steel strip passes through the zinc pot without additional tension increase. Since the original galvanized steel strip roller, the shaft head on the end face of the two rollers is a cylindrical shaft head, the contact surface with the shaft hole is larger, and the shaft hole is easy to be moved, which causes the friction between the roller end face and the shaft hole, forms the resistance of the roller rotation. Since the temperature in the zinc pot is as high as 645-670 DEG C, the galvanized steel strip roller is in the zinc liquid, and the galvanized steel strip roller is stuck, so that the galvanized steel strip is broken or the scratch phenomenon occurs on the surface of the galvanized steel strip, which cannot guarantee the normal production of the galvanized steel strip, and also causes the enterprise to suffer heavy economic losses. SUMMARY

[0003] In order to realize the above-mentioned purpose, the utility model embodiment provides a drum shaped shaft sleeve, which comprises

[0004] Roller parts, two groups of roller parts are mirror image rotationally arranged on both sides of the zinc pot body;

[0005] Limiting parts, two groups of limiting parts are mirror image fixedly arranged on the outer sides of the two groups of roller parts;

[0006] Buffering parts, two groups of buffering parts are mirror image movably arranged on both sides of the two groups of limiting parts;

[0007] Fixed parts, two groups of fixed parts are mirror image fixedly arranged on the rear ends of the two groups of buffering parts, wherein

[0008] The two groups of roller parts can drive the zinc pot roller to move at high speed, and the two groups of limiting parts can limit the movement range of the two groups of roller parts. At the same time of movement, the two groups of buffering parts can buffer the vibration of the two groups of roller parts.

[0009] Further, the roller part comprises:

[0010] Shaft hole, two groups of shaft holes are mirror image arranged on both sides of the zinc pot body;

[0011] Drum shaped shaft sleeve, two groups of drum shaped shaft sleeves are mirror image movably arranged in the two groups of shaft holes;

[0012] Cylindrical shaft head, two groups of cylindrical shaft heads are mirror image rotationally arranged in the two groups of drum shaped shaft sleeves.

[0013] Further, the roller part further comprises:

[0014] A plurality of said flow distribution grooves are circumferentially mirror-imaged and arranged inside the two groups of said shaft holes;

[0015] The two groups of said drum-shaped shaft sleeves are sleeve-shaped with narrow sides and a drum-shaped middle part.

[0016] Further, said limiting component comprises:

[0017] Two groups of said hoisting frames are mirror-imaged and fixedly arranged on the two sides of the outer end of said zinc pot body and outside the two groups of said shaft holes.

[0018] Two groups of said limiting arms are mirror-imaged and fixedly arranged outside the two groups of said hoisting frames, and the upper ends of the two groups of said limiting arms are fixedly connected with the two groups of said hoisting frames, and the lower ends are close to the outer ends of the two groups of said shaft holes.

[0019] Further, said buffer component comprises:

[0020] Two groups of said buffer sleeves are mirror-imaged and fixedly arranged inside the front ends of the two groups of said limiting arms.

[0021] Two groups of said wear-resistant plates are mirror-imaged and fixedly arranged inside the two groups of said buffer sleeves and in contact with the two groups of said drum-shaped shaft sleeves.

[0022] Further, said fixing component comprises:

[0023] A plurality of said pressing strips are mirror-imaged and fixedly arranged on the side edges of said wear-resistant plates and are arranged in a semicircular shape.

[0024] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0025] The drum-shaped shaft sleeve has a drum-shaped working surface, which is arranged in a drum-shaped middle part to greatly reduce the contact area between the two groups of said drum-shaped shaft sleeves and the two groups of said shaft holes and limit the movement range thereof, so that the drum-shaped shaft sleeve can only rotate around its own axis. The plurality of said flow distribution grooves reduce the contact area between the two groups of said shaft holes and the two groups of said drum-shaped shaft sleeves, reduce the friction between the two groups of said shaft holes and the two groups of said drum-shaped shaft sleeves, improve the stability of the two groups of said cylindrical shaft heads, prevent shaking and movement, the two groups of said limiting arms can effectively prevent the two groups of said drum-shaped shaft sleeves from moving in the shaft holes due to vibration, the two groups of said wear-resistant plates can reduce the friction between the drum-shaped shaft sleeves and improve the stability of the roller shaft, prevent shaking and movement, and the two groups of said pressing strips can facilitate the replacement of the two groups of said wear-resistant plates by the workers, thereby improving the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0026] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0027] Figure 1 An axonometric view of the present invention is shown;

[0028] Figure 2 An axonal view of the present invention is shown;

[0029] Figure 3 A front view of the present invention is shown;

[0030] Figure 4 An isometric view of the roller component of this utility model is shown.

[0031] In the picture:

[0032] Zinc pot body;

[0033] 2. Roller assembly; 21. Shaft hole; 22. Drum-shaped bushing; 23. Cylindrical shaft head; 24. Diverter groove; 3. Limiting component; 31. Lifting frame; 32. Limiting arm;

[0034] 4. Buffer components; 41. Buffer sleeve; 42. Wear-resistant plate;

[0035] 5. Fixing components; 51. Pressure strip. Detailed Implementation

[0036] The present invention will now be described in further detail with reference to the accompanying drawings. Please refer to the attached drawings. Figure 1 , Figure 1 An axonometric view of the present invention is shown; please refer to [link / reference]. Figure 2 , Figure 2 An axonometric view of this invention is shown; please refer to [link / reference]. Figure 3 , Figure 3 A front view of the present invention is shown; please refer to [link / reference]. Figure 4 , Figure 4 An isometric view of the roller component of this utility model is shown; as follows: Figures 1-4 As shown, a drum-shaped bushing includes...

[0037] Roller components 2, two sets of roller components 2 are arranged in mirror rotation on both sides of the zinc pot body 1;

[0038] Limiting component 3, the two sets of limiting components 3 are mirror-fixed on the outside of the two sets of roller components 2;

[0039] Buffer component 4, the two sets of buffer components 4 are mirror-movably arranged on both sides of the two sets of limiting components 3;

[0040] Fixing components 5, two sets of fixing components 5 are mirror-fixed at the rear ends of the two sets of buffer components 4, wherein...

[0041] The two groups of rolling shaft components 2 can drive the zinc pot roller to move at high speed, and the two groups of limiting components 3 can limit the movement range of the two groups of rolling shaft components 2; while moving, the two groups of buffering components 4 can buffer the vibration of the two groups of rolling shaft components 2.

[0042] The drum-shaped shaft sleeve, when performing hot galvanizing operation, the working surface of the drum-shaped shaft sleeve 22 is drum-shaped, and the middle is drum-shaped. The setting can greatly reduce the contact area between the two groups of drum-shaped shaft sleeves 22 and the two groups of shaft holes 21 while limiting the movement range thereof, so that it can only rotate around its own axis. The several flow dividing grooves 24 reduce the contact area between the two groups of shaft holes 21 and the two groups of drum-shaped shaft sleeves 22, reduce the friction between the two groups of shaft holes 21 and the two groups of drum-shaped shaft sleeves 22, improve the stability of the two groups of cylindrical shaft heads 23, prevent shaking and movement, the two groups of limiting arms 32 can effectively prevent the two groups of drum-shaped shaft sleeves 22 from moving in the shaft hole due to vibration, the two groups of wear-resistant plates 42 can reduce the friction between the drum-shaped shaft sleeves 22 and improve the stability of the rolling shaft to prevent shaking and movement. At the same time, the two groups of pressing strips 51 can facilitate workers to replace the two groups of wear-resistant plates 42, improve work efficiency.

[0043] Optionally, the rolling shaft component 2 comprises:

[0044] Shaft hole 21, two groups of shaft holes 21 are mirror image arranged on both sides of the zinc pot body 1;

[0045] Drum-shaped shaft sleeve 22, two groups of drum-shaped shaft sleeves 22 are mirror image arranged inside two groups of shaft holes 21;

[0046] Cylindrical shaft head 23, two groups of cylindrical shaft heads 23 are mirror image arranged inside two groups of drum-shaped shaft sleeves 22, the shaft hole 21 can provide installation and movement space for the drum-shaped shaft sleeve 22, and the movement range thereof is limited, so that it can only rotate around its own axis.

[0047] Optionally, the rolling shaft component 2 further comprises:

[0048] Flow dividing groove 24, several flow dividing grooves 24 are circumferentially mirror image arranged on the inner side of the two groups of shaft holes 21;

[0049] The two groups of drum-shaped shaft sleeves 22 are shaft sleeves with narrow sides and a drum-shaped middle, and the working surface is drum-shaped. The several flow dividing grooves 24 reduce the contact area between the two groups of shaft holes 21 and the two groups of drum-shaped shaft sleeves 22, reduce the friction between the two groups of shaft holes 21 and the two groups of drum-shaped shaft sleeves 22, and improve the stability of the two groups of cylindrical shaft heads 23 to prevent shaking and movement.

[0050] Optionally, the limiting component 3 comprises:

[0051] Hoisting frame 31, two groups of the hoisting frame 31 are mirror image fixedly arranged on both sides of the outer end of the zinc pot main body 1 and fixedly arranged outside two groups of the shaft hole 21;

[0052] Limiting arm 32, two groups of the limiting arm 32 are mirror image fixedly arranged outside two groups of the hoisting frame 31, and the upper end of two groups of the limiting arm 32 is fixedly connected with two groups of the hoisting frame 31, and the lower end approaches the outer end of two groups of the shaft hole 21, two groups of the hoisting frame 31 can provide a fixed and open space for two groups of the limiting arm 32 and two groups of the shaft hole 21, and the movement range of two groups of the drum-shaped shaft sleeve 22 is limited by two groups of the limiting arm 32, which ensures the stability of the zinc pot roller shaft during work.

[0053] Optionally, the buffer component 4 comprises:

[0054] Buffer sleeve 41, two groups of the buffer sleeve 41 are mirror image fixedly arranged inside the front end of two groups of the limiting arm 32;

[0055] Wear-resistant plate 42, two groups of the wear-resistant plate 42 are mirror image fixedly arranged inside two groups of the buffer sleeve 41 and in contact with two groups of the drum-shaped shaft sleeve 22, the mutual contact between two groups of the wear-resistant plate 42 and two groups of the drum-shaped shaft sleeve 22 can effectively reduce the wear between the two groups and improve the service life of the equipment.

[0056] Optionally, the fixing component 5 comprises:

[0057] Pressing strip 51, a plurality of pressing strips 51, a plurality of the pressing strips 51 are mirror image fixedly arranged on the side edges of the wear-resistant plate 42 and are arranged in a semicircular shape, two groups of the pressing strips 51 can provide installation and fixing space for two groups of the wear-resistant plate 42, and at the same time, it is convenient for workers to replace.

[0058] Working principle: when the drum-shaped shaft sleeve is operated, two groups of the drum-shaped shaft sleeve 22 are driven by two groups of the cylindrical shaft head 23 to rotate inside two groups of the shaft hole 21, the working surface of the drum-shaped shaft sleeve 22 is drum-shaped, and the middle drum-shaped arrangement can greatly reduce the contact area between two groups of the drum-shaped shaft sleeve 22 and two groups of the shaft hole 21, reduce the friction between two groups of the shaft hole 21 and two groups of the drum-shaped shaft sleeve 22, two groups of the limiting arm 32 can effectively prevent the shaft hole from moving due to vibration of two groups of the drum-shaped shaft sleeve 22, two groups of the wear-resistant plate 42 can reduce the friction with the drum-shaped shaft sleeve 22, and at the same time, two groups of the pressing strip 51 can facilitate workers to replace two groups of the wear-resistant plate 42.

Claims

1. A drum bushing characterized by: The utility model relates to a zinc pot roller structure Rolling shaft component (2), two groups of mirror image rotating setting rolling shaft component (2) are arranged at zinc pot body (1) both sides; Limiting component (3), two groups of mirror image fixed setting limiting component (3) are arranged at two groups of rolling shaft component (2) outside; Buffer component (4), two groups of mirror image activity setting buffer component (4) are arranged at two groups of limiting component (3) both sides; Fixed component (5), two groups of mirror image fixed setting fixed component (5) are arranged at two groups of buffer component (4) rear end, wherein, Two groups of rolling shaft component (2) can drive zinc pot roller to move at high speed, and two groups of limiting component (3) can limit the movement range of two groups of rolling shaft component (2), and two groups of buffer component (4) can buffer the vibration of two groups of rolling shaft component (2) while moving.

2. The utility model relates to a drum shaft sleeve as claimed in claim 1, characterized in that The rolling shaft component (2) comprises: Shaft hole (21), two groups of mirror image setting shaft hole (21) are arranged at the both sides of the zinc pot body (1); Drum shaft sleeve (22), two groups of mirror image activity setting drum shaft sleeve (22) are arranged inside two groups of shaft hole (21); Cylindrical shaft head (23), two groups of mirror image rotating setting cylindrical shaft head (23) are arranged inside two groups of drum shaft sleeve (22).

3. The utility model relates to a drum shaft sleeve as claimed in claim 2, characterized in that The rolling shaft component (2) further comprises: Shunt groove (24), several shunt grooves (24) are circumferentially mirror image arranged inside two groups of shaft hole (21); Two groups of drum shaft sleeve (22) are two-sided narrow and middle drum-shaped shaft sleeve, and the working surface is drum-shaped.

4. The utility model relates to a drum shaft sleeve as claimed in claim 3, characterized in that The limiting component (3) comprises: Hoisting frame (31), two groups of mirror image fixed setting hoisting frame (31) are arranged at the both sides of the outer end of the zinc pot body (1) and fixed setting two groups of shaft hole (21) outside; Limiting arm (32), two groups of mirror image fixed setting limiting arm (32) are arranged at two groups of hoisting frame (31) outside, and the upper end of two groups of limiting arm (32) is fixedly connected with two groups of hoisting frame (31), and the lower end approaches the outer end of two groups of shaft hole (21).

5. The utility model relates to a drum shaft sleeve as claimed in claim 4, characterized in that The buffer component (4) comprises: Buffer sleeve (41), two groups of mirror image fixed setting buffer sleeve (41) are arranged at the front end inside two groups of limiting arm (32); Wear plate (42), two groups of mirror image fixed setting wear plate (42) are arranged inside two groups of buffer sleeve (41) and contact with two groups of drum shaft sleeve (22).

6. The utility model relates to a drum shaft sleeve as claimed in claim 5, characterized in that The fixed component (5) comprises: Pressing strip (51), several pressing strips (51), several mirror image fixed setting pressing strips (51) are arranged at the side edge of the wear plate (42), and several pressing strips (51) are arranged in semicircular shape.

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