阅读说明：本技术 一种用于物流输送线上的链条传动装置 (Chain transmission device for logistics conveying line ) 是由 邵毓章 寿春飞 曹骥 曹政 于 2021-09-28 设计创作，主要内容包括：一种用于物流输送线上的链条传动装置,包括链条机构和传动机构,传动机构包括两套齿轮传动部,齿轮传动部包括固定架、齿轮轴和传动齿轮,齿轮轴和传动齿轮可转动地安装于固定架上；齿轮轴的轴端与外部驱动设备相连接,齿轮轴上的齿与传动齿轮的齿相互啮合；链条机构包括链条和罩设于链条外部的链盖,链条包括内连接件和外连接件,多个内连接件及多个外连接件在链条长度方向上交替可弯曲地连结成一环形结构,链条环设于传动机构外部；链条与齿轮轴的齿、传动齿轮的齿相啮合；链盖内设有开口向下的空腔,每个外连接件的外部均可拆卸地罩设一所述链盖。本发明的有益效果是：防护链条、增加承重能力,解决维护过程中所产生的故障识别及油液污染问题。(A chain transmission device for a logistics conveying line comprises a chain mechanism and a transmission mechanism, wherein the transmission mechanism comprises two sets of gear transmission parts, each gear transmission part comprises a fixed frame, a gear shaft and a transmission gear, and the gear shaft and the transmission gear are rotatably arranged on the fixed frame; the shaft end of the gear shaft is connected with external driving equipment, and teeth on the gear shaft are meshed with teeth of the transmission gear; the chain mechanism comprises a chain and a chain cover covering the outside of the chain, the chain comprises inner connecting pieces and outer connecting pieces, the inner connecting pieces and the outer connecting pieces are alternately and flexibly connected in the length direction of the chain to form an annular structure, and the chain is annularly arranged outside the transmission mechanism; the chain is meshed with the teeth of the gear shaft and the teeth of the transmission gear; the chain cover is internally provided with a cavity with a downward opening, and the chain cover is detachably covered outside each external connecting piece. The invention has the beneficial effects that: the chain is protected, the bearing capacity is increased, and the problems of fault identification and oil pollution generated in the maintenance process are solved.)

1. The utility model provides a chain drive for commodity circulation is last which characterized in that: the chain mechanism is used for bearing the temporary logistics placing table and transporting the temporary logistics placing table, and the transmission mechanism is used for driving the chain mechanism to operate, the transmission mechanism comprises two sets of gear transmission parts which are arranged on the transmission position of the logistics conveying line side by side, each gear transmission part comprises a fixed frame, a gear shaft and a transmission gear, the gear shaft and the transmission gear are rotatably arranged on the fixed frame, and the rotation central shafts of the gear shaft and the transmission gear are kept parallel to each other; the shaft end of the gear shaft is connected with external driving equipment, and teeth on the gear shaft are meshed with teeth of the transmission gear; the chain mechanism comprises a chain and a chain cover covering the outside of the chain, the chain comprises inner connecting pieces and outer connecting pieces, the inner connecting pieces and the outer connecting pieces are alternately and flexibly connected in the length direction of the chain to form an annular structure, and the chain is annularly arranged outside the transmission mechanism and tensioned through gear transmission parts at two ends of the chain; the chain is meshed with the teeth of the gear shaft and the teeth of the transmission gear; the chain cover is internally provided with a cavity which contains the chain and has a downward opening, the chain cover is detachably covered outside each external connecting piece, and a gap for oil supply to pass through is reserved between the chain cover and the chain.

2. The chain transmission device for the logistics conveying line according to claim 1, wherein: a straight rail is connected between the two sets of gear transmission parts, an axial sliding groove for containing a chain is axially arranged on the upper surface of the straight rail, and the groove wall of the axial sliding groove is in contact with the bottom and two sides of the chain.

3. The chain transmission device for the logistics conveying line according to claim 1, wherein: the inner connecting piece comprises two inner flat plates distributed in the width direction of the chain and two pin shafts, the pin shafts are distributed along the length direction of the chain, and the two inner flat plates are connected and fixed by the two pin shafts; the outer connecting piece comprises two outer flat plates distributed in the width direction of the chain, the outer flat plates are respectively arranged outside the two inner flat plates, the outer flat plates are provided with two through holes side by side, and the pin shaft penetrates through the two through holes and is fixed with the outer flat plates in a clearance fit mode.

4. A chain transmission device for a logistics conveying line, according to claim 3, wherein: the opening end of the chain cover is provided with two round holes which can be sleeved at the outer end part of the pin shaft side by side along the length direction of the chain.

Technical Field

The invention belongs to the technical field of machining accessories, and particularly relates to a chain transmission device for a logistics conveying line.

Background

The small metal parts in the current machining factory are transported by taking a tray or a tooling table as a temporary placing point, the motion of a transport chain is taken as a main transmission method, the transport chain is simultaneously contacted with the tray and a transmission gear to generate abrasion in the transmission process, the service life of the small metal parts is shortened, the small metal parts are frequently required to be maintained and lubricated, if the long chain is difficult to inspect and damage due to color, part of oil which is not volatilized in time is easily thrown out in the high-speed rotating process after the small metal parts are lubricated, and the human body, the machining area and the surface of parts are polluted.

Disclosure of Invention

The invention aims to solve the problem of providing a chain transmission device for a logistics conveying line, which not only can increase the transmission bearing capacity of a chain while normally protecting the chain for transportation, but also can solve the problems of fault identification and oil pollution generated in the maintenance process, and improve the service life of the chain and the stability in the transmission process.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the utility model provides a chain drive for commodity circulation is last which characterized in that: the chain mechanism is used for bearing the temporary logistics placing table and transporting the temporary logistics placing table, and the transmission mechanism is used for driving the chain mechanism to operate, the transmission mechanism comprises two sets of gear transmission parts which are arranged on the transmission position of the logistics conveying line side by side, each gear transmission part comprises a fixed frame, a gear shaft and a transmission gear, the gear shaft and the transmission gear are rotatably arranged on the fixed frame, and the rotation central shafts of the gear shaft and the transmission gear are kept parallel to each other; the shaft end of the gear shaft is connected with external driving equipment, and teeth on the gear shaft are meshed with teeth of the transmission gear; the chain mechanism comprises a chain and a chain cover covering the outside of the chain, the chain comprises inner connecting pieces and outer connecting pieces, the inner connecting pieces and the outer connecting pieces are alternately and flexibly connected in the length direction of the chain to form an annular structure, and the chain is annularly arranged outside the transmission mechanism and tensioned through gear transmission parts at two ends of the chain; the chain is meshed with the teeth of the gear shaft and the teeth of the transmission gear; the chain cover is internally provided with a cavity which contains the chain and has a downward opening, the chain cover is detachably covered outside each external connecting piece, and a gap for oil supply to pass through is reserved between the chain cover and the chain.

Furthermore, the two sets of gear transmission parts are arranged along the length direction of the chain, a straight rail is connected between the two sets of gear transmission parts, an axial sliding groove for accommodating the chain is axially arranged on the upper surface of the straight rail, and the groove wall of the axial sliding groove is in contact with the bottom and two sides of the chain.

Furthermore, the inner connecting piece comprises two inner flat plates distributed in the width direction of the chain and two pin shafts, the pin shafts are distributed along the length direction of the chain, and the two inner flat plates are connected and fixed by the two pin shafts; the outer connecting piece comprises two outer flat plates distributed in the width direction of the chain, the outer flat plates are respectively arranged outside the two inner flat plates, the outer flat plates are provided with two through holes side by side, and the pin shaft penetrates through the two through holes and is fixed with the outer flat plates in a clearance fit mode.

Furthermore, two round holes capable of being sleeved at the outer end part of the pin shaft are arranged in parallel along the length direction of the chain at the opening end part of the chain cover.

After the chain cover is arranged on the chain, the chain is completely covered, after oil is added for lubrication, the lubricating oil can only flow downwards due to the blockage of the chain cover in the process of high-speed running of the chain, other areas cannot be polluted, the chain and the chain can be isolated from objects such as an upper tray and the like in the working process, the bearing of the chain is increased, the color change of a plastic part is obvious, the identification is convenient, the timely maintenance is carried out, the structure is simple, the installation is easy, and the cost is low.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the chain assembly region of FIG. 1;

FIG. 3 is a left side schematic view of the chain cover of FIG. 1;

FIG. 4 is a schematic view of the underside of the chain cover of FIG. 1;

FIG. 5 is a front side schematic view of the chain cover of FIG. 1;

FIG. 6 is a chain structure view of the present invention;

FIG. 7 is a schematic diagram of the pitch point distance and chain cover position of the chain of the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

With reference to the accompanying drawings:

embodiment 1 a chain transmission device for a logistics conveying line according to the invention comprises a chain mechanism 1 for carrying a temporary logistics placing table and conveying, and a transmission mechanism 2 for driving the chain mechanism to operate, wherein the transmission mechanism 2 comprises two sets of gear transmission parts 21 arranged side by side at a transmission position of the logistics conveying line, the gear transmission parts 21 comprise a fixed frame 211, a gear shaft 212 and a transmission gear 213, the gear shaft 212 and the transmission gear 213 are rotatably mounted on the fixed frame 211, and rotation central axes of the gear shaft 212 and the transmission gear 213 are kept parallel to each other; the shaft end of the gear shaft 212 is connected with an external driving device, and teeth on the gear shaft 212 are meshed with teeth of the transmission gear 213; the chain mechanism 1 comprises a chain 11 and a chain cover 12 covering the outside of the chain, the chain 11 comprises inner connecting pieces 111 and outer connecting pieces 112, the inner connecting pieces 111 and the outer connecting pieces 112 are alternately and flexibly connected in the length direction of the chain to form an annular structure, and the chain 11 is annularly arranged outside the transmission mechanism and tensioned through gear transmission parts 21 at two ends of the chain 11; the chain 11 is meshed with the teeth of the gear shaft 212 and the teeth of the transmission gear 213; be equipped with in the chain lid 12 and hold chain and the decurrent cavity of opening, the equal detachably cover in outside of every external connection spare establishes one chain lid 12 to leave the clearance that fuel feeding liquid passes through between chain lid 12 and chain 11, be convenient for chain 11 also makes things convenient for intracavity fluid to flow when dismantling the maintenance, does not influence simultaneously cooperation between chain 11 and the gear drive portion.

The transmission gear 213 is positioned right above the gear shaft 212, teeth at the bottom of the transmission gear 213 are meshed with teeth at the top of the gear shaft 212, and the shaft end of the gear shaft is connected with external driving equipment through a coupler and used for transmitting power between the power transmission gear of the driving equipment and the gear shaft.

Connect a straight rail 22 between two sets of gear drive portions 21, and the upper surface of straight rail 22 is equipped with the axial chute that holds chain 11 along the axial, the cell wall of axial chute with the bottom and the both sides contact of chain 11 for guide chain is along guide rail axial displacement when carrying out the commodity circulation transportation, straight rail 22 with the both sides and the bottom of chain 11 contact, are in simultaneously the chain lubricate can carry out temporary piling up with the fluid that does not in time volatilize in the course of the work after refueling, it is right the bottom of chain plays the lubrication action.

The inner connecting piece 111 comprises two inner flat plates distributed in the width direction of the chain and two pin shafts, the pin shafts are distributed along the length direction of the chain, and the two inner flat plates are connected and fixed by the two pin shafts; the outer connecting piece comprises two outer flat plates distributed in the width direction of the chain, the outer flat plates are respectively arranged outside the two inner flat plates, the outer flat plates are provided with two through holes side by side, and the pin shaft penetrates through the two through holes and is fixed with the outer flat plates in a clearance fit mode.

The open end of the chain cover 12 is provided with two round holes 121 which can be sleeved on the outer end of the pin shaft side by side along the length direction of the chain, the chain cover 12 is fixedly matched and connected with the outer connecting piece of the chain 11, and the chain cover 12 can play a role in protection and isolation on the upper surface and the side surface of the chain 11 while the chain is driven to rotate by the gear transmission part 21 in the transmission mechanism.

The chain cover 12 is made of plastic.

The distance between the nodes matched with the chain 11 (the distance shown by a and b in fig. 7) is consistent with the distance between the chain covers 12, so that the chain 11 can be conveniently and timely checked and disassembled when a certain link fails.

The chain device provided by the invention not only facilitates the transportation of metal workpieces, but also separates the placing table from the system part below under the power of the transmission system, so that operators do not worry about the influence on the transportation efficiency due to the high density of metal workpieces, and the chain device is convenient for processing operation.

The embodiments described in this specification are merely illustrative of implementations of the inventive concept and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments but includes equivalent technical means as would be recognized by those skilled in the art based on the inventive concept.