CN220975481U

CN220975481U - Chain displacement mechanism and conveyor in roller conveying

Info

Publication number: CN220975481U
Application number: CN202322598692.1U
Authority: CN
Inventors: 关玉明; 成永利; 吴旭冬; 韦福生
Original assignee: Tianjin Goldilocks Co ltd
Current assignee: Tianjin Goldilocks Co ltd
Priority date: 2023-09-25
Filing date: 2023-09-25
Publication date: 2024-05-17
Anticipated expiration: 2033-09-25

Abstract

The utility model relates to a chain pitch-changing mechanism and a conveying device in roller conveying, comprising a roller guide rail and a spacing adjusting mechanism, wherein a plurality of conveying rollers are arranged on the roller guide rail, the spacing adjusting mechanism is positioned between the conveying rollers at intervals, the spacing adjusting mechanism comprises two adjusting rollers arranged above the roller guide rail, an adjusting chain with one end connected with the end part of the adjusting rollers and a positioning structure arranged at the other end of the adjusting chain, the adjusting chain is a double-pitch chain, and the adjusting chain can drive and adjust the spacing between the two adjusting rollers. The chain pitch telescopic mechanism is scientific and reasonable in structural design and low in cost, realizes a chain pitch telescopic function, ensures continuity and reliability of operation of the device due to the fact that rolling rods and rolling bodies are connected through rolling friction and small in friction force, can be better adapted to operation of a production line, improves production efficiency, and creates greater economic benefits for enterprises.

Description

Chain displacement mechanism and conveyor in roller conveying

Technical Field

The utility model relates to the field of sorting and packaging equipment, in particular to a chain pitch-changing mechanism and a conveying device in roller conveying.

Background

The current food market of people will radically remodel business models through a series of innovations of physical stores, online malls and supply chains. The innovative technologies can lead the production and sales of the food to be more environment-friendly, more accurate, fine and safe, thereby improving the sustainability, not only helping food processors to gain more market share, but also realizing a supply mode of quality guarantee safety in the directions of size grading, consistent quality, small bag packaging and the like of later food supply. To do this, related machine equipment has been designed to meet the needs of various types of food selection and classification. However, although some mechanical structures can realize the gap involute of the rolling rod, the structure is complex, the reliability is poor, the cost is high, and the continuous uninterrupted operation of the production line is difficult to adapt, so that corresponding limitations exist in the use process of the equipment, and therefore, the equipment needs to be further improved.

Disclosure of utility model

The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a chain pitch-changing mechanism and a conveying device in roller conveying.

The utility model is realized by the following technical scheme:

The utility model provides a chain displacement mechanism in roller is carried, includes roller guide rail and interval adjustment mechanism, interval adjustment mechanism is including arranging two regulation rollers in roller guide rail top, one end and the regulation chain that links to each other of regulation roller tip and locate the location structure of regulation chain other end, and wherein the regulation chain is the bipitch chain, the bipitch chain includes the tip and passes through the articulated chain of round pin axle each other, and the regulation chain can drive the interval of adjusting two regulation rollers.

According to the above technical scheme, preferably, the positioning structure comprises rolling body guide rails positioned at two sides of the adjusting roller and rolling bodies arranged at the end parts of the double-pitch chain, wherein the rolling body guide rails are obliquely arranged, and the rolling bodies are connected with the rolling body guide rails.

According to the above technical scheme, preferably, the end parts of the two double-pitch chains are hinged with chain plates, and the middle parts of the chain plates are rotationally connected with the rolling bodies.

According to the above technical scheme, preferably, the number of the rolling rod guide rails and the number of the rolling body guide rails are two, the rolling body guide rails are arranged below the adjusting rolling rod, and the rolling body guide rails are positioned on the outer sides of the rolling rod guide rails.

The utility model also discloses a roller conveyor, including above-mentioned chain displacement mechanism in the roller is carried, it has a plurality of transport rollers to arrange on the roller guide rail, interval adjustment mechanism interval is located between the transport rollers.

According to the technical scheme, the rolling rod guide rail and the rolling body guide rail are respectively installed in the frame.

According to the above technical scheme, preferably, the roller conveying device is driven by a driving chain, and the driving chain is connected with a double-pitch chain to form a revolution.

The beneficial effects of the utility model are as follows:

The chain pitch telescopic mechanism is scientific and reasonable in structural design and low in cost, realizes a chain pitch telescopic function, ensures continuity and reliability of operation of the device due to the fact that rolling rods and rolling bodies are connected through rolling friction and small in friction force, can be better adapted to operation of a production line, improves production efficiency, and creates greater economic benefits for enterprises.

Drawings

Fig. 1 is a schematic side view of the present utility model.

Fig. 2 is a schematic front view of the spacing adjustment mechanism of the present utility model.

Fig. 3 is a schematic diagram of the front view structure of the present utility model.

In the figure: 1. a chain; 2. a rolling element; 3. adjusting a rolling bar; 4. a rolling element guide rail; 5. a roller guide rail; 6. a bolt; 7. a frame; 8. a chain plate.

Detailed Description

The present utility model will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present utility model. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without making any inventive effort are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected, can be indirectly connected through an intermediate medium, and can also be communicated with the inside of two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.

Example 1: as shown in the figure, the utility model comprises a roller guide rail 5 and a distance adjusting mechanism, wherein the distance adjusting mechanism comprises two adjusting rollers 3 arranged above the roller guide rail 5, an adjusting chain with one end connected with the end part of the adjusting rollers 3 and a positioning structure arranged at the other end of the adjusting chain, when in actual use, a proper type of chain and rollers are selected according to the size and shape requirements of selected materials, the adjusting chain is a double-pitch chain, the double-pitch chain comprises a chain 1 with the end parts hinged with each other through pin shafts, and the adjusting chain can drive and adjust the distance between the two adjusting rollers 3.

The positioning structure comprises rolling body guide rails 4 positioned on two sides of the adjusting rolling rod 3 and rolling bodies 2 arranged at the end parts of the double-pitch chains, the rolling body guide rails 4 are obliquely arranged, the rolling bodies 2 are connected with the rolling body guide rails 4, the end parts of the two double-pitch chains are hinged with chain plates 8, the middle parts of the chain plates 8 are rotationally connected with the rolling bodies, and in the embodiment, the rolling bodies are connected with the chain plates 8 through round pins. In addition, the number of the rolling rod guide rails 5 and the number of the rolling body guide rails 4 are two, the two rolling rod guide rails are arranged below the adjusting rolling rod 3, the two rolling rod guide rails are staggered by a proper distance and are respectively arranged on two sides of the machine, and the rolling body guide rails 4 are positioned on the outer sides of the rolling rod guide rails 5. In this example, the rolling element guide rail 4 is preferably a guide rail which is obliquely arranged at the left lower side and the right higher side, and is used for limiting the height of the chain plate 8, limiting the expansion and contraction of the chain and realizing the distance adjustment of the rollers.

Example 2: the patent also discloses a roller conveying device, which comprises the chain pitch-changing mechanism in roller conveying, wherein a plurality of conveying rollers are arranged on the roller guide rail 5, and the pitch-adjusting mechanism is arranged between the conveying rollers at intervals; the rolling rod guide rail 5 and the rolling body guide rail 4 are fixedly connected in the frame 7 through bolts 6 respectively. The roller conveying device is driven by a driving chain 1, and the driving chain is connected with a double-pitch chain to form a revolution.

In actual work, the chain is in a contracted state, the distance between adjacent rollers is reduced, the chain is driven anticlockwise, the chain moves leftwards under the action of traction force in the left side direction, meanwhile, the traction force can enable the chain to tend to straighten, and the rollers can be always pressed on the roller guide rail. The light industry products, foods, fruits and vegetables, rhizomes and potatoes and other articles are transmitted by using a chain in the sorting and conveying process to form a roller chain belt, the sorted articles fall in a roller gap, and the roller can gradually change the size of the gap in the forward movement process, so that classification of different sizes of the articles is realized.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Claims

1. The utility model provides a chain displacement mechanism in roller transport, its characterized in that, includes roller guide rail (5) and interval adjustment mechanism, interval adjustment mechanism is including arranging two regulation rollers (3) of roller guide rail (5) top in, one end and the regulation chain that links to each other with regulation roller (3) tip and locate the location structure of regulation chain other end, the regulation chain can drive the interval of adjusting two regulation rollers (3).

2. Chain pitch mechanism in a roller conveyor according to claim 1, characterized in that the adjustment chain is a double pitch chain comprising chains (1) with their ends hinged to each other by means of pins.

3. The chain pitch-changing mechanism in roller conveying according to claim 2, wherein the positioning structure comprises rolling body guide rails (4) positioned at two sides of the adjusting roller (3) and rolling bodies (2) arranged at the end part of the double-pitch chain, the rolling body guide rails (4) are obliquely arranged, and the rolling bodies (2) are connected with the rolling body guide rails (4).

4. A chain pitch-changing mechanism in roller conveying according to claim 3, wherein the end parts of two double pitch chains are hinged with chain plates (8), and the middle parts of the chain plates (8) are rotatably connected with the rolling bodies.

5. Chain pitch-changing mechanism in roller conveying according to claim 3 or 4, characterized in that the number of the roller guide rail (5) and the number of the roller guide rails (4) are two, and are arranged below the adjusting roller (3), and the roller guide rails (4) are arranged outside the roller guide rail (5).

6. A roller conveying device, comprising a chain pitch-changing mechanism in roller conveying according to claim 5, wherein a plurality of conveying rollers are arranged on the roller guide rail (5), and the pitch-adjusting mechanism is arranged between the conveying rollers at intervals.

7. A roller conveyor according to claim 6, further comprising a frame (7), the roller guide rail (5) and the roller body guide rail (4) being mounted in the frame (7), respectively.

8. The roller conveyor of claim 6, wherein the roller conveyor is driven by a drive chain, the drive chain being connected to form a turn with a double pitch chain.