CN214055436U

CN214055436U - Blade with high wear resistance

Info

Publication number: CN214055436U
Application number: CN202022070246.XU
Authority: CN
Inventors: 樊华
Original assignee: Dongguan Xike Dynamo Electric Equipment Co ltd
Current assignee: Dongguan Xike Dynamo Electric Equipment Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-08-27
Anticipated expiration: 2030-09-18

Abstract

The utility model provides a blade with high wear resistance, which comprises a blade body and a shaft hole arranged at the middle part of the blade body, a first supporting ring is arranged on one side of the shaft hole, a second supporting ring is arranged on one side of the shaft hole, which is far away from the first supporting ring, a plurality of through holes are arranged on the outer side of the shaft hole in an annular equal distance, a plurality of straight threaded pipes matched with the through holes are fixed on one surface of the second support ring facing the blade body in an annular equal distance, a plurality of countersunk holes matched with the through insertion holes are formed in the first supporting ring, inner hexagonal bolts in threaded connection with the straight threaded pipes are arranged in the countersunk holes, first support ring deviates from the one side of blade body and pastes and have first rubber backing ring, the one side that the second support ring deviates from the blade body is pasted and is had second rubber backing ring, compares with prior art, the utility model discloses following beneficial effect has: the friction coefficient between the blade and the limiting component is increased, and the reliability of blade installation is improved.

Description

Blade with high wear resistance

Technical Field

The utility model relates to a blade with high wearability belongs to blade technical field.

Background

When in use, the blade rotates at high speed, and can perform slotting, cutting and the like on metal or nonmetal workpieces. At present, after the disc-shaped blade is installed on the transmission shaft, the blade needs to be clamped and fixed by nuts and the like, but after the blade is installed, the blade is in direct contact with the nuts with limiting effect, and the blade and the nuts easily slide relative to each other due to the fact that the friction coefficient is small, and the reliability of blade installation is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a blade with high wear resistance to provide a back is accomplished in the installation to the blade of proposing among the solution above-mentioned background art, blade and the nut direct contact who plays limiting displacement, because of the less relative slip condition of taking place easily of coefficient of friction between blade and the nut, influence the problem of blade installation reliability, the utility model discloses realize increasing the coefficient of friction between blade and the spacing part, improve the reliability of blade installation.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a blade with high wear resistance comprises a blade body and a shaft hole arranged in the middle of the blade body, a first supporting ring is arranged on one side of the shaft hole, a second supporting ring is arranged on one side of the shaft hole, which is far away from the first supporting ring, a plurality of through holes are arranged on the outer side of the shaft hole in an annular equal distance, a plurality of straight threaded pipes matched with the through holes are fixed on one surface of the second support ring facing the blade body in an annular equal distance, a plurality of countersunk holes matched with the through insertion holes are formed in the first supporting ring, inner hexagonal bolts in threaded connection with the straight threaded pipes are arranged in the countersunk holes, the one side that first support ring deviates from the blade body is pasted and is had first rubber backing ring, first rubber backing ring one side is personally submitted annular equidistance and is offered the round hole with the coincidence of countersunk head hole, the one side that the second support ring deviates from the blade body is pasted and is had second rubber backing ring.

Further, first rubber backing ring evenly is fixed with the first sand grip of a plurality of towards the one side of first supporting ring, a plurality of and first sand grip matched with first blind hole have been seted up towards the one side of first rubber backing ring to first supporting ring, first sand grip passes through glue and pastes in first blind hole.

Further, a plurality of second convex strips are uniformly fixed on one surface of the second rubber backing ring facing the second support ring, a plurality of second blind holes matched with the second convex strips are formed in one surface of the second support ring facing the second rubber backing ring, and the second convex strips are adhered in the second blind holes through glue.

Further, one side of the first rubber cushion ring, which deviates from the first support ring, is processed with first anti-slip lines, and one side of the second rubber cushion ring, which deviates from the second support ring, is processed with second anti-slip lines.

Furthermore, a third blind hole is formed in the intersection of the second support ring and the straight threaded pipe, and one end of the straight threaded pipe is fixed in the third blind hole.

Further, the outer diameter of the first support ring is the same as that of the second support ring, and the outer diameter of the first rubber backing ring is the same as that of the second rubber backing ring.

The utility model has the advantages that:

1. insert a plurality of interlude on the blade body with a plurality of straight screwed pipe on the second support ring respectively in, pass the countersunk head hole on the first support ring with hexagon socket head cap screw afterwards and twist in the straight screwed pipe, realize first support ring, the fixed connection of second support ring and blade body, first support ring, second support ring are first rubber backing ring, second rubber backing ring provides the support carrier, when first rubber backing ring or second rubber backing ring wearing and tearing need to be changed, separate first support ring, the second support ring can.

2. When the blade body is limited on the transmission shaft by utilizing the limiting parts such as the nut, the limiting parts such as the nut are in direct contact with the first rubber backing ring or the second rubber backing ring, so that the friction coefficient between the blade body and the limiting parts such as the nut is increased, the installation reliability of the blade body is improved, and the probability of relative sliding between the blade body and the limiting parts such as the nut is reduced.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a high wear resistant insert according to the present invention;

fig. 2 is a front view of a blade body of a blade having high wear resistance according to the present invention;

fig. 3 is an assembly view of the first support ring, the second support ring and the blade body of the blade with high wear resistance according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a cross-sectional view of a first support ring of a high wear insert according to the present invention;

FIG. 6 is a cross-sectional view of a second support ring of a high wear insert according to the present invention;

in the figure: 1-a blade body, 2-an axle hole, 3-an inner hexagon bolt, 4-a first rubber backing ring, 5-a through hole, 6-a first supporting ring, 7-a straight threaded pipe, 8-a second rubber backing ring, 9-a second supporting ring, 10-a round hole, 11-a first convex strip, 12-a second convex strip, 13-a countersunk hole, 14-a first blind hole and 15-a second blind hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-6, the present invention provides a technical solution: a blade with high wear resistance comprises a blade body 1 and a shaft hole 2 arranged in the middle of the blade body 1, wherein a first support ring 6 is arranged on one side of the shaft hole 2, a second support ring 9 is arranged on one side of the shaft hole 2 departing from the first support ring 6, a plurality of through holes 5 are arranged on the outer side of the shaft hole 2 in an annular equal distance, a plurality of straight threaded pipes 7 matched with the through holes 5 are fixed on one side of the second support ring 9 facing the blade body 1 in an annular equal distance, a plurality of counter bores 13 matched with the through holes 5 are arranged on the first support ring 6, inner hexagon bolts 3 in threaded connection with the straight threaded pipes 7 are arranged in the counter bores 13, the plurality of straight threaded pipes 7 on the second support ring 9 are respectively inserted into the plurality of through holes 5 on the blade body 1, and then the inner hexagon bolts 3 are screwed into the straight threaded pipes 7 through the counter bores 13 on the first support ring 6, realize first support ring 6, second support ring 9 and blade body 1's fixed connection, first support ring 6, second support ring 9 provide the support carrier for first rubber backing ring 4, second rubber backing ring 8, when first rubber backing ring 4 or the wearing and tearing of second rubber backing ring 8 need be changed, the separation first support ring 6, second support ring 9 can.

One side of the first supporting ring 6 departing from the blade body 1 is pasted with a first rubber backing ring 4, one side of the first rubber backing ring 4 is in an annular equal distance and is provided with a round hole 10 coinciding with the countersunk hole 13, and the design of the round hole 10 is convenient for the hexagon socket head cap screw 3 to pass through the first rubber backing ring 4.

The one side that second support ring 9 deviates from blade body 1 is pasted and is had second rubber backing ring 8, when utilizing spacing parts such as nut with the restriction of blade body 1 on the transmission shaft, spacing parts such as nut and first rubber backing ring 4 or the 8 direct contact of second rubber backing ring to increase the coefficient of friction between spacing parts such as blade body 1 and nut, improve the reliability of the installation of blade body 1, reduce the probability that takes place relative slip between spacing parts such as blade body 1 and nut.

First rubber backing ring 4 evenly is fixed with the first sand grip 11 of a plurality of towards the one side of first supporting ring 6, first supporting ring 6 has seted up a plurality of and first sand grip 11 matched with first blind hole 14 towards the one side of first rubber backing ring 4, first sand grip 11 pastes in first blind hole 14 through glue, paste the first sand grip 11 of a plurality of on the first rubber backing ring 4 in the first blind hole 14 of a plurality of on first supporting ring 6 respectively, increase the area of contact of first rubber backing ring 4 and first supporting ring 6, improve the stability of the installation of first rubber backing ring 4.

Second rubber backing ring 8 evenly is fixed with a plurality of second sand grip 12 towards the one side of second support ring 9, second support ring 9 has seted up a plurality of and second sand grip 12 matched with second blind hole 15 towards the one side of second rubber backing ring 8, second sand grip 12 pastes in second blind hole 15 through glue, paste a plurality of second sand grip 12 on second rubber backing ring 8 in a plurality of second blind hole 15 on second support ring 9 respectively, increase the area of contact of second rubber backing ring 8 and second support ring 9, improve the stability of second rubber backing ring 8 installation.

First rubber backing ring 4 deviates from the one side processing of first support ring 6 and has first anti-skidding line, and the one side processing that second rubber backing ring 8 deviates from second support ring 9 has second anti-skidding line, and the design of first anti-skidding line improves the coefficient of friction on first rubber backing ring 4 surface, and the design of second anti-skidding line improves the coefficient of friction on second rubber backing ring 8 surface.

A third blind hole is formed in the intersection of the second support ring 9 and the straight threaded pipe 7, one end of the straight threaded pipe 7 is fixed in the third blind hole in the second support ring 9, the contact area between the straight threaded pipe 7 and the second support ring 9 is increased, and the installation stability of the straight threaded pipe 7 is improved.

The outer diameter of the first supporting ring 6 is the same as that of the second supporting ring 9, the outer diameter of the first rubber backing ring 4 is the same as that of the second rubber backing ring 8, the specifications are the same, and production and processing are facilitated.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a blade with high wearability, includes blade body (1) and sets up shaft hole (2) in blade body (1) middle part position, its characterized in that: the novel blade support is characterized in that a first support ring (6) is arranged on one side of the shaft hole (2), one side of the shaft hole (2) deviating from the first support ring (6) is provided with a second support ring (9), the outer side of the shaft hole (2) is provided with a plurality of through holes (5) in an annular equal distance manner, the second support ring (9) is fixed with a plurality of straight threaded pipes (7) matched with the through holes (5) in an annular equal distance manner towards one side of the blade body (1), a plurality of counter bores (13) matched with the through holes (5) are formed in the first support ring (6), inner hexagon bolts (3) in threaded connection with the straight threaded pipes (7) are arranged in the counter bores (13), one side of the first support ring (6) deviating from the blade body (1) is pasted with a first rubber cushion ring (4), one side of the first rubber cushion ring (4) is provided with a round hole (10) overlapped with the counter bores (13) in an annular equal distance manner, and a second rubber cushion ring (8) is stuck to one surface of the second support ring (9) departing from the blade body (1).

2. A blade having high wear resistance according to claim 1, wherein: first rubber backing ring (4) evenly is fixed with the first sand grip (11) of a plurality of towards the one side of first supporting ring (6), a plurality of and first sand grip (11) matched with first blind hole (14) have been seted up towards the one side of first rubber backing ring (4) in first supporting ring (6), first sand grip (11) are pasted in first blind hole (14) through glue.

3. A blade having high wear resistance according to claim 1, wherein: second rubber backing ring (8) evenly is fixed with a plurality of second sand grip (12) towards the one side of second support ring (9), a plurality of and second sand grip (12) matched with second blind hole (15) have been seted up towards the one side of second rubber backing ring (8) to second support ring (9), second sand grip (12) are pasted in second blind hole (15) through glue.

4. A blade having high wear resistance according to claim 1, wherein: one side of the first rubber cushion ring (4) deviating from the first support ring (6) is processed with first anti-slip lines, and one side of the second rubber cushion ring (8) deviating from the second support ring (9) is processed with second anti-slip lines.

5. A blade having high wear resistance according to claim 1, wherein: a third blind hole is formed in the intersection of the second support ring (9) and the straight threaded pipe (7), and one end of the straight threaded pipe (7) is fixed in the third blind hole.

6. A blade having high wear resistance according to claim 1, wherein: the outer diameter of the first support ring (6) is the same as that of the second support ring (9), and the outer diameter of the first rubber backing ring (4) is the same as that of the second rubber backing ring (8).