阅读说明：本技术 一种特殊的防反向弯曲输送链 (Special anti-reverse-bending conveying chain ) 是由 黄伟达 夏占豪 拱建军 张春伟 于 2020-12-28 设计创作，主要内容包括：本发明涉及一种输送链条,尤其涉及一防反向弯曲输送链。采用的技术方案是：一种特殊的防反向弯曲输送链,输送链本体包括若干内链节和外链节,内链节包括内链板、内附板、套筒、滚子,套筒的两端分别装有内链板和内附板,滚子套设在套筒上,且位于内链板和内附板之间；外链节包括外链板、外支撑板和销轴,销轴穿过一个链节的套筒并固定在下一个链节的外链板、外支撑板之间,将各链节依次连接以组成防反向弯曲输送链,外支撑板设置在相邻的外链板之间,外支撑板的高度h小于内附板的高度H。本发明的优点是：使得输送链只能单向弯曲,达到了防反向弯曲的目的,有效提高了链条运行时的平稳性。(The invention relates to a conveying chain, in particular to an anti-reverse-bending conveying chain. The technical scheme is as follows: a special anti-reverse-bending conveying chain comprises a conveying chain body, a plurality of inner chain links and outer chain links, wherein each inner chain link comprises an inner chain plate, an inner attached plate, a sleeve and a roller; the outer chain links comprise outer chain plates, outer supporting plates and pin shafts, the pin shafts penetrate through the sleeve of one chain link and are fixed between the outer chain plates and the outer supporting plates of the next chain link, the chain links are sequentially connected to form the anti-reverse-bending conveying chain, the outer supporting plates are arranged between the adjacent outer chain plates, and the height H of each outer supporting plate is smaller than the height H of the corresponding inner attached plate. The invention has the advantages that: the conveying chain can only be bent in one direction, the purpose of preventing reverse bending is achieved, and the stability of the chain in operation is effectively improved.)

1. A special anti-reverse-bending conveying chain is characterized in that: the conveying chain comprises a conveying chain body (2), wherein the conveying chain body (2) comprises a plurality of inner chain links and outer chain links, each inner chain link comprises an inner chain plate (21), an inner attached plate (25), a sleeve (22) and a roller (23), the inner chain plates (21) and the inner attached plates (25) are respectively arranged at two ends of the sleeve (22), and the rollers (23) are sleeved on the sleeve (22) and are positioned between the inner chain plates (21) and the inner attached plates (25); the outer chain link includes outer link joint (24), outer support plate (26) and round pin axle (27), round pin axle (27) pass the sleeve of a chain link and fix between outer link joint (24), outer support plate (26) of next chain link, connect each chain link in proper order in order to constitute and prevent reverse bending conveying chain, outer support plate (24) set up between adjacent outer link joint, the height H of outer support plate (24) is less than the height H of interior auxiliary plate (25).

2. A special anti-reverse-bending conveyor chain according to claim 1, characterized in that: and two sides of the outer supporting plate (26) are respectively processed with an included angle alpha.

3. A directional bending prevention conveyor chain according to claim 2, wherein: the included angle alpha is 10-15 degrees.

Technical Field

The invention relates to a conveying chain, in particular to an anti-reverse-bending conveying chain.

Background

At present, as shown in fig. 1, a conventional chain 1 includes an inner link and an outer link, the inner link is composed of an inner link plate '11, a sleeve' 12 and a roller '13, and the outer link is composed of an outer link plate 14', an outer attached plate '15 and a pin' 16; the inner chain links and the outer chain links are connected in a clearance fit manner by sleeves '12 and pins' 16 to form a movable hinge.

As shown in figure 2, after the conveying plate is installed on the traditional conveying chain, the traditional conveying chain can be reversely bent for a certain angle, and the conveyed materials are often inclined and moved in the using process, so that the traditional conveying chain is not suitable for the precise transmission occasions. Therefore, a new technical solution should be provided to solve the above problems.

Disclosure of Invention

The object of the invention is to provide a conveyor chain which is resistant to reverse bending.

In order to achieve the purpose, the invention adopts the technical scheme that:

a special anti-reverse-bending conveying chain comprises a conveying chain body, wherein the conveying chain body comprises a plurality of inner chain links and outer chain links, each inner chain link comprises an inner chain plate, an inner attached plate, a sleeve and a roller, the inner chain plates and the inner attached plates are respectively arranged at two ends of the sleeve, and the rollers are sleeved on the sleeves and are positioned between the inner chain plates and the inner attached plates; the outer chain links comprise outer chain plates, outer supporting plates and pin shafts, the pin shafts penetrate through the sleeve of one chain link and are fixed between the outer chain plates and the outer supporting plates of the next chain link, the chain links are sequentially connected to form an anti-reverse-bending conveying chain, the outer supporting plates are arranged between the adjacent outer chain plates, and the height H of each outer supporting plate is smaller than the height H of each inner attached plate.

The further technical scheme is as follows:

and two sides of the outer supporting plate are respectively processed with an included angle alpha.

The included angle alpha is 10-15 degrees.

The top surface of the outer supporting plate is provided with a straight line L.

Compared with the prior art, the invention has the beneficial effects that:

the invention changes the outer attachment plate of the traditional conveying chain structure into the inner attachment plate by simply improving the structure of the traditional conveying chain, adds the outer support plate between the adjacent outer chain plates, and ensures that the conveying chain can only be bent in one direction by changing the height and the specific structural shape of the outer support plate, thereby achieving the aim of preventing the reverse bending and effectively improving the stability of the chain in operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a conventional conveyor chain;

FIG. 2 is a schematic diagram of a forward and reverse bend of a conventional conveyor chain;

FIG. 3 is a schematic view of the construction of an anti-reverse conveying chain according to the present invention;

FIG. 4 is a schematic structural view of an inner attachment plate of the anti-reverse conveying chain of the present invention;

FIG. 5 is a schematic structural view of an outer support plate of the anti-reverse conveying chain of the present invention;

fig. 6 is a modified structure of the reverse-bending prevention conveying chain of the present invention.

In the figure: 1. the conveying chain comprises a traditional chain 11, inner chain plates ', 12, sleeves', 13, rollers ', 14, outer chain plates', 15, outer attached plates ', 16, pin shafts', 2, a conveying chain body 21, inner chain plates, 25, inner attached plates, 22, sleeves, 24, outer chain plates, 26, outer supporting plates, 27 and pin shafts.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention is shown:

a special anti-reverse-bending conveying chain comprises a conveying chain body 2, wherein the conveying chain body 2 comprises a plurality of inner chain links and outer chain links, each inner chain link comprises an inner chain plate 21, an inner attached plate 25, a sleeve 22 and a roller 23, the inner chain plates 21 and the inner attached plates 25 are respectively arranged at two ends of the sleeve 22, and the rollers 23 are sleeved on the sleeve 22 and are positioned between the inner chain plates 21 and the inner attached plates 25; the outer chain links comprise outer chain plates 24, outer supporting plates 26 and pin shafts 27, the pin shafts 27 penetrate through the sleeve of one chain link and are fixed between the outer chain plates 24 and the outer supporting plates 26 of the next chain link, the chain links are sequentially connected to form an anti-reverse-bending conveying chain, the outer support plates 24 are arranged between adjacent outer chain plates, the height H of the outer support plates 24 is slightly smaller than the height H of the inner attachment plates 25, as can be seen from figures 4 and 5, the height H of the outer support plates 24 is the distance from the center holes arranged on the outer support plates 24 to the highest point of the outer support plates 24, the height H of the inner attachment plates 25 is the distance from the center holes arranged on the inner attachment plates 25 to the highest point of the inner attachment plates 25, the top surface of the outer supporting plate is provided with a straight line L, and the conveying chain can only bend in a single direction in the working process due to the structural design, so that the aim of preventing the conveying chain from bending reversely can be fulfilled. The both sides of outer support plate respectively process an contained angle alpha, and in this embodiment, contained angle alpha is 15, and it does not influence the meshing of chain and sprocket, guarantees that the chain forward can be crooked smoothly.

Preferably, as a second embodiment of the present invention, as shown in fig. 6, the improvement of the anti-reverse conveying chain of the present invention, the inner link plates on both sides of the conveying chain are connected with inner attached plates for fixing the mesh belt or the small mold, etc., so as to improve the practicability and stability of the conveying chain of the present invention. The rest of the structure is the same as the first embodiment.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.