CN210461567U

CN210461567U - Supporting structure of chain

Info

Publication number: CN210461567U
Application number: CN201822110113.3U
Authority: CN
Inventors: 陈徽; 何晔
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2018-12-14
Filing date: 2018-12-14
Publication date: 2020-05-05
Anticipated expiration: 2028-12-14

Abstract

The utility model provides a bearing structure of chain belongs to chain drive technical field. It has solved the current unstable problem of chain transport work piece. This bearing structure of chain, including backup pad and gib block, the upper end of backup pad is to 90 bending type in one side and is gone up the limiting plate, have lower limiting plate on the lateral wall of backup pad, go up and form the mounting groove between limiting plate and the lower limiting plate, the gib block imbeds to the mounting groove in, the guide way that link up is seted up along the length direction of gib block on the terminal surface of gib block, the guide way is towards the uncovered setting of mounting groove open-ended one end, the pin shaft groove has been seted up along the length direction of gib block at the middle part of guide way inside wall, the chain plate groove has all been seted up along the length direction of gib block on the upper surface of guide way inner and the lower surface. The lower surface of this structure guide way forms the support to the roller, avoids the flagging condition to appear in the chain for the chain is in the state of straightening all the time when carrying the work piece, improves the stability of carrying.

Description

Supporting structure of chain

Technical Field

The utility model belongs to the technical field of chain drive, a bearing structure of chain, especially a chain is related to.

Background

In a manufacturing line, workpieces are basically provided with a conveying assembly for conveying the workpieces from one station to the next station, and the common conveying assembly comprises a belt conveying assembly and a chain conveying assembly. At present, the existing chain conveying assembly for conveying workpieces comprises two chains which are arranged oppositely, each chain is provided with a plurality of supporting pieces, the supporting pieces are generally U-shaped, the supporting pieces on the two chains correspond to each other one by one, then the workpieces are transversely placed between the two chains, one end of each workpiece is located on the supporting piece on one chain, the other end of each workpiece is located on the supporting piece on the other chain, and the two chains rotate synchronously to convey the workpieces. In the process of conveying the workpieces, the gravity of the workpieces acts on the chain through the supporting piece, the force is vertically downward, and due to the structural property of the chain, the chain slightly sags at a stressed position, so that the chain cannot be in a straightening state in the process of conveying the workpieces, and the workpieces are conveyed unstably.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a bearing structure of chain, the utility model aims to solve the technical problem that: how to improve the stability of chain conveying.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a bearing structure of chain, its characterized in that, is including being long banding backup pad and the gib block that is the square strip form, the upper end of backup pad is to one side 90 buckling formation limiting plate, have the lower limiting plate that is located under the limiting plate on the lateral wall of backup pad, go up between limiting plate and the lower limiting plate and form the mounting groove, the gib block imbeds to the mounting groove in, set up the guide way that link up along the length direction of gib block on the terminal surface of gib block, the guide way is towards the uncovered setting of mounting groove open-ended one end, the round pin axle groove has been seted up along the length direction of gib block in the middle part of guide way inside wall, all seted up the chain plate groove along the length direction of gib block on the upper surface of guide way inner and the lower surface, two chain plate groove correspond from top to bottom.

In the above-mentioned support structure for a chain, the outer end of last limiting plate bends downwards 90 and forms last fender edge, the outer end of lower limiting plate bends upwards 90 and forms down fender edge, the gib block is kept off along leaning on with last fender edge, lower fender mutually towards mounting groove open-ended one side.

In the above-mentioned support structure for a chain, the upper and lower edges of the guide strip facing the side of the opening of the mounting groove are both provided with a positioning step, and the lower end surface of the upper retaining edge and the upper end surface of the lower retaining edge are both abutted against the corresponding positioning steps.

In the above-described support structure for a chain, the guide strip is made of a rubber material or a resin material.

In the above-mentioned support structure for a chain, a plurality of mounting holes are arranged on the support plate at intervals along the length direction of the support plate, and the plurality of mounting holes are located on the lower side of the lower limit plate.

Compared with the prior art, the utility model discloses a bearing structure of chain has following advantage: the lower surface of this structure guide way forms the support to the roller, avoids the chain condition of drooping to appear for the chain is in the state of straightening all the time when carrying the work piece, improves the stability of carrying, and the roller forms rolling friction with between, and the wearing and tearing of reduction chain that again can furthest when forming the support to the chain.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a schematic sectional structure of the chain assembled with the present invention.

In the figure, 1, a support plate; 11. an upper limiting plate; 11a, an upper blocking edge; 12. a lower limiting plate; 12a, a lower blocking edge; 13. mounting holes; 2. a guide strip; 21. a guide groove; 22. a pin shaft slot; 23. a chain plate groove; 24. positioning a step; 3. mounting grooves; 4. a pin shaft; 5. a roller; 6. an inner link plate; 7. an outer link plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and fig. 2, the supporting structure of the chain comprises a supporting plate 1 in an elongated shape and a guide bar 2 in a square bar shape, the upper end of the supporting plate 1 is bent towards one side by 90 degrees to form an upper limiting plate 11, one side wall of the supporting plate 1 is provided with a lower limiting plate 12 positioned right below the upper limiting plate 11, an installation groove 3 is formed between the upper limiting plate 11 and the lower limiting plate 12, the guide strip 2 is embedded into the installation groove 3, the end surface of the guide strip 2 is provided with a through guide groove 21 along the length direction of the guide strip 2, the end of the guide groove 21, which faces the opening of the mounting groove 3, is open, the middle part of the inner side wall of the guide groove 21 is provided with a pin shaft groove 22 along the length direction of the guide strip 2, chain plate grooves 23 are formed in the upper surface and the lower surface of the inner end of the guide groove 21 along the length direction of the guide strip 2, and the two chain plate grooves 23 correspond to each other up and down. When the supporting structure is assembled with a chain, the annular chain passes through the guide groove 21, as shown in fig. 3, the left end of a pin shaft of the chain extends into the pin shaft groove 22, the right end of the pin shaft of the chain extends out of the guide groove 21, the roller 5 is positioned in the guide groove 21, and the lower surface of the guide groove 21 supports the roller 5, so that the chain is prevented from sagging, the chain is always in a straight state when a workpiece is conveyed, and the conveying stability is improved; when the chain rotates, the rollers 5 roll along the lower surface of the guide groove 21, rolling friction is formed between the rollers 5, and the abrasion of the chain can be reduced to the maximum extent while the chain is supported; the inner chain plate 6 and the outer chain plate 7 on the left side of the chain are positioned in the chain equalizing groove 23, the chain plate groove 23 limits the chain leftwards and rightwards, the chain is prevented from falling out of the guide groove 21, and the conveying stability of the chain is ensured; in addition, when the guide strip 2 is worn after being used for a long time, the guide strip 2 is drawn out from the installation groove 3, and the new guide strip 2 is installed in the installation groove 3, so that the guide strip 2 is replaced.

As shown in fig. 2, the outer end of the upper limiting plate 11 is bent downward by 90 ° to form an upper retaining edge 11a, the outer end of the lower limiting plate 12 is bent upward by 90 ° to form a lower retaining edge 12a, and one side of the guide strip 2 facing the opening of the mounting groove 3 is abutted to the upper retaining edge 11a and the lower retaining edge 12 a. This structure keeps off along 11a and keep off down along 12a through last and carry on spacingly to gib block 2, avoids gib block 2 to deviate from the opening of mounting groove 3.

As shown in fig. 2, the upper and lower edges of the opening side surface of the guide strip 2 facing the mounting groove 3 are both provided with a positioning step 24, and the lower end surface of the upper retaining edge 11a and the upper end surface of the lower retaining edge 12a are both abutted against the corresponding positioning step 24.

As shown in fig. 2, the guide strip 2 is made of a rubber material or a resin material. The guide bar 2 made of rubber material or resin material has low hardness, and the roller 5 can reduce the abrasion of the roller 5 after contacting with the guide bar 2.

As shown in fig. 1, a plurality of mounting holes 13 are formed in the support plate 1 at intervals along the length direction thereof, and the plurality of mounting holes 13 are located at the lower side of the lower limiting plate 12. The support plate 1 is generally mounted on a chassis or a frame for use, and a fastener is inserted through the mounting hole 13 to fix the support plate 1 on the chassis or the frame.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a bearing structure of chain, its characterized in that, including being long banding backup pad (1) and being square banding gib block (2), limiting plate (11) are formed to 90 buckling in one side in the upper end of backup pad (1), have on the lateral wall of backup pad (1) and be located limiting plate (11) under lower limiting plate (12), form mounting groove (3) between limiting plate (11) and lower limiting plate (12) on, gib block (2) imbed to mounting groove (3) in, length direction along gib block (2) on the terminal surface of gib block (2) has seted up guide way (21) that link up, guide way (21) are towards the uncovered setting of mounting groove (3) open-ended one end, round pin axle groove (22) have been seted up along the length direction of gib block (2) in the middle part of guide way (21) inside wall, all seted up along the length direction of gib block (2) on the upper surface of guide way (21) inner and the lower surface The chain plate grooves (23) correspond to the chain plate grooves (23) up and down.

2. The supporting structure of a chain as claimed in claim 1, wherein the outer end of the upper limiting plate (11) is bent downward by 90 ° to form an upper retaining edge (11a), the outer end of the lower limiting plate (12) is bent upward by 90 ° to form a lower retaining edge (12a), and a side surface of the guide strip (2) facing the opening of the mounting groove (3) abuts against the upper retaining edge (11a) and the lower retaining edge (12 a).

3. The supporting structure of a chain according to claim 2, wherein the upper and lower edges of the side surface of the guide strip (2) facing the opening of the mounting groove (3) are provided with positioning steps (24), and the lower end surface of the upper retaining edge (11a) and the upper end surface of the lower retaining edge (12a) are abutted against the corresponding positioning steps (24).

4. A support structure for a chain according to claim 1, wherein said guide strip (2) is made of a rubber material or a resin material.

5. A support structure for a chain according to claim 1, wherein the support plate (1) is provided with a plurality of mounting holes (13) at intervals along a length direction thereof, and the plurality of mounting holes (13) are provided at a lower side of the lower limiting plate (12).