WO2021243759A1

WO2021243759A1 - Clamping device for metal mesh belt

Info

Publication number: WO2021243759A1
Application number: PCT/CN2020/096926
Authority: WO
Inventors: 叶爱春
Original assignee: 金倍励金属（苏州）有限公司
Priority date: 2020-05-30
Filing date: 2020-06-19
Publication date: 2021-12-09
Also published as: CN111532664A

Abstract

A clamping device for a metal mesh belt, comprising a mesh belt (1), a clamping structure (2), a cage rod (3) and a center rib (4), wherein the mesh belt (1) is arranged on one side of the cage rod (3) in a surrounding manner; the clamping structure (2) is sheathed on the outer side of the cage rod (3); the lateral side of the clamping structure (2) is fixedly connected to the center rib (4); when the mesh belt (1) is clamped to a drum, a cage rod cap (21) is snap-fitted to the outer side of the cage rod (3) by means of the clamping structure (2) so as to ensure that the circumferential faces of eight rubber wheels (26) are attached to the four outer surfaces of the cage rod (3); and extension springs (22) are provided between wheel carriers (25) on the two sides of the included angle of the cage rod cap (21), such that when being clamped to and rotating with the drum, the mesh belt (1) is connected and moves stably and smoothly without jamming or shaking.

Description

Metal mesh belt clamping device

This application claims the priority of the Chinese patent application whose application date is May 30, 2020 and the application number is 202010480964.6. The entire content of this application is incorporated into this application by reference.

Technical field

This application relates to the technical field of screw conveyors, for example, to a metal mesh belt engaging device.

Background technique

Screw conveyors are divided into shaft screw conveyors and shaftless screw conveyors in the form of conveying. In appearance, they are divided into U-shaped screw conveyors and tubular screw conveyors. Shaft screw conveyors are suitable for non-sticky For dry powder materials and small particles, the shaftless screw conveyor is suitable for conveying materials that are viscous and easily entangled.

The friction between the rotating drum and the mesh belt in the spiral tower promotes movement. When the mesh belt is connected to the rotating drum, the friction caused by the movement causes the mesh belt to jitter, run unevenly, and has poor fluency.

Summary of the invention

The present application provides a metal mesh belt engaging device, which solves the problems of the mesh belt jittering, unstable operation, and poor fluency caused by friction generated by the movement when the mesh belt is engaged with the rotating drum.

An embodiment provides a metal mesh belt clamping device, comprising: a mesh belt, a clamping structure, a cage rod, and a central rib. A joint structure, a central rib is fixedly connected to the side of the clamping structure;

The clamping structure includes a cage rod cap, the cage rod cap is a rectangular frame, the two sides of the included angle of the cage rod cap are respectively welded with a fixed support, and the inside of the fixed support is installed through a pin shaft. There is a wheel frame, the inside of the wheel frame is fitted with rubber wheels through a wheel axle, the sides of the wheel frame with two angles spaced apart are welded with spring buckles, and a tension spring is connected between the two spring buckles.

Two rubber wheels are respectively arranged at the four included angle positions of the cage rod cap, and the surfaces of the rubber wheels are respectively tangent to the surface of the cage rod.

The mesh belt includes a first U-shaped buckle, a connecting rod, and a second U-shaped buckle, and multiple sets of the first U-shaped buckle and multiple sets of the second U-shaped buckle are all connected to each other back and forth The two ends of the connecting rod are respectively penetrated inside the first U-shaped buckle and the second U-shaped buckle, and the first U-shaped buckle and the second U-shaped buckle have the same structure, and the first U-shaped buckle and the second U-shaped buckle have the same structure. The top two side walls of the U-shaped buckle are provided with a first clamping hole in parallel, and the bottom two side walls of the first U-shaped buckle are provided with a second clamping hole in parallel.

The mesh belt is arranged around the rotating drum, and the edges of the rotating drum are arranged in a ring-shaped matrix row with cage rods.

The cage rod cap fits and clamps on the outside of the cage rod, and the central axis of the cage rod and the central axis of the cage rod cap are on the same straight line.

The end of the central rib is clamped at the sleeve gap between the two first U-shaped buckles, and the end surface of the central rib is in contact with the outer side wall of the first U-shaped buckle.

One end of the connecting rod is simultaneously inserted into the second clamping hole of the first U-shaped buckle at the front end and the first clamping hole of the first U-shaped buckle at the rear end.

In this application, when the mesh belt is engaged with the rotating drum, the cage rod cap is clamped to the outside of the cage rod by setting the clamping structure to ensure that the circumferential surface of the rubber wheel is in contact with the four surfaces of the cage rod. Tension springs are arranged between the wheel frames on both sides of the angle between the rod caps, which can be connected to each other. Compared with the mesh belt, the cage rod cap is a relatively movable structure. When friction is generated, the reaction force of the friction force will push the cage rod inversely. The relative movement of the cap, under the buffer of the rubber wheel and the tension spring, can alleviate the reaction force of the frictional force. When there is frictional force, the friction force generated by direct contact is dispersed, so that the mesh belt runs smoothly.

Description of the drawings

Figure 1 is the installation structure diagram of the metal mesh belt engaging device in this application;

Figure 2 is the overall structure diagram of the metal mesh belt engaging device in this application;

Figure 3 is a diagram of the clamping structure of the metal mesh belt clamping device in this application;

4 is a structural diagram of the first U-shaped buckle in the metal mesh belt engaging device in this application.

illustration:

1. Mesh belt; 11. The first U-shaped buckle; 12. Connecting rod; 13. The second U-shaped buckle; 2. Clamping structure; 3. Cage rod; 4. Central rib; 111. Hole; 112. The second clamping hole; 21. Cage rod cap; 22. Tension spring; 23. Spring buckle; 24. Fixed support; 25. Wheel frame; 26. Rubber wheel.

detailed description

Referring to Figures 1 to 4, a metal mesh belt clamping device includes: a mesh belt 1, a clamping structure 2, a cage rod 3 and a central rib 4, the mesh belt 1 is arranged around one side of the cage rod 3. An engaging structure 2 is sleeved on the outer side of the cage rod 3, and a central rib 4 is fixedly connected to the side of the engaging structure 2.

The engaging structure 2 includes a cage rod cap 21, the cage rod cap 21 is a rectangular frame, the two sides of the included angle of the cage rod cap 21 are respectively welded with a fixed support 24, the fixed support 24 A wheel frame 25 is installed inside the wheel frame 25 through a pin shaft, and a rubber wheel 26 is installed inside the wheel frame 25 through a wheel shaft. A tension spring 22 is connected between the spring buckles 23.

As an embodiment of the present application, the mesh belt 1 includes a first U-shaped buckle 11, a connecting rod 12, and a second U-shaped buckle 13. The second U-shaped buckles 13 are all connected to each other in the front and rear. The structure of the second U-shaped buckle 11 and the second U-shaped buckle 13 are the same. The top two side walls of the first U-shaped buckle 11 are provided with first clamping holes 111 in parallel. The two side walls of the bottom are provided with second clamping holes 112 in parallel, one end of the connecting rod 12 passes through the second clamping hole 112 of the first U-shaped buckle 11 at the front and the first U-shaped buckle 11 at the rear. In the first engaging hole 111, when working, one end of the connecting rod 12 is simultaneously pierced through the second engaging hole 112 of the first U-shaped buckle 11 at the front end and the first U-shaped buckle 11 at the rear end. In the clamping hole 111, the plurality of groups of the first U-shaped buckles 11 and the plurality of groups of the second U-shaped buckles 13 are all connected to each other in the front and back, and the plurality of groups of connecting rods 12 can be connected in series to form a mesh belt. 1. It is easy to be woven into a net for material transportation.

As an embodiment of the present application, two rubber wheels 26 are respectively provided at the four included angle positions of the cage rod cap 21, and the surfaces of the rubber wheels 26 are respectively tangent to the surface of the cage rod 3. The end of the central rib 4 is clamped at the joint gap between the two first U-shaped buckles 11, and the end surface of the central rib 4 is in contact with the outer side wall of the first U-shaped buckle 11. When in use, The clamping structure 2 is clamped to the outside of the cage rod 3 to ensure that the circumferential surfaces of the eight rubber wheels 26 are in contact with the four surfaces of the cage rod 3, and are arranged between the wheel frames 25 on both sides of the angle between the cage rod cap 21 There are tension springs 22 that can be connected to each other. Compared with the mesh belt 1, the cage rod cap 21 is a relatively movable structure. When friction is generated, the reaction force of the friction force will reverse the relative movement of the cage rod cap 21, and the rubber wheel 26 With the cushioning of the tension spring 22, the reaction force of the frictional force can be alleviated, and when the frictional force is generated, the frictional force generated by the direct contact is dispersed, so that the mesh belt 1 runs smoothly.

As an implementation of the present application, the mesh belt 1 is arranged around the drum, and the drum side is arranged in a circular matrix row with cage rods 3, and the cage rod cap 21 is clamped on the outside of the cage rod 3. The central axis of the cage rod 3 and the central axis of the cage rod cap 21 are on the same straight line, which can ensure the stable clamping of the cage rod cap, and can accurately position and clamp.

Working principle: friction between the rotating drum and the mesh belt 1 in the spiral tower is used to promote movement, and the mesh belt 1 is engaged with the rotating drum. In the clamping hole 112 and the first clamping hole 111 of the first U-shaped buckle 11 at the rear end, the plurality of groups of the first U-shaped buckle 11 and the plurality of groups of the second U-shaped buckle 13 are both front and rear Connected to each other, can connect multiple groups of connecting rods 12 in series to form a mesh belt 1, which is convenient for weaving into a net for material transportation. The clamping structure 2 is clamped on the outside of the cage rod 3 to ensure the circumference of 8 rubber wheels 26 The four surfaces of the cage rod 3 are attached to each other. Tension springs 22 are provided between the wheel frames 25 on both sides of the angle between the cage rod cap 21 and can be connected to each other. Compared with the mesh belt 1, the cage rod cap 21 is Relative to the movable structure, when friction is generated, the reaction force of the friction force will reverse the relative movement of the cage rod cap 21. Under the buffer of the rubber wheel 26 and the tension spring 22, the reaction force of the friction force can be relieved. When generated, the friction force generated by direct contact is dispersed, so that the mesh belt 1 runs smoothly.

Claims

A metal mesh belt clamping device, comprising: a mesh belt (1), a clamping structure (2), a cage rod (3) and a central rib (4), the mesh belt (1) is arranged around the cage rod (3) ), the outer side of the cage rod (3) is sleeved with an engaging structure (2), and the side of the engaging structure (2) is fixedly connected with a central rib (4);

The clamping structure (2) includes a cage rod cap (21), the cage rod cap (21) is a rectangular frame, and the two sides of the included angle of the cage rod cap (21) are respectively welded with fixed supports ( 24), the inner part of the fixed support (24) is fitted with a wheel frame (25) through a pin shaft, and the inner part of the wheel frame (25) is fitted with a rubber wheel (26) through a wheel shaft, and the two included angles are spaced apart A spring buckle (23) is welded on the side of the wheel frame (25), and a tension spring (22) is connected between the two spring buckles (23).
The metal mesh belt engaging device according to claim 1, wherein the four included angle positions of the cage rod cap (21) are respectively provided with two rubber wheels (26), the rubber wheels (26) The surfaces are respectively tangent to the surface of the cage rod (3).
The metal mesh belt engaging device according to claim 1, wherein the mesh belt (1) comprises a first U-shaped buckle (11), a connecting rod (12) and a second U-shaped buckle (13), The multiple sets of the first U-shaped buckles (11) and the multiple sets of the second U-shaped buckles (13) are all connected to each other in the front and rear, and the two ends of the connecting rod (12) respectively pass through the first U-shaped buckle. Inside a U-shaped buckle (11) and a second U-shaped buckle (13), the first U-shaped buckle (11) and the second U-shaped buckle (13) have the same structure. The top two side walls of the first U-shaped buckle (11) are provided with first snap holes (111) in parallel, and the bottom two side walls of the first U-shaped buckle (11) are provided with second snap holes (112) in parallel. .
The metal mesh belt engaging device according to claim 1, wherein the mesh belt (1) is arranged around the rotating drum, and the edges of the rotating drum are arranged in a circular matrix row with cage rods (3).
The metal mesh belt clamping device according to claim 1, wherein the cage rod cap (21) fits and clamps on the outside of the cage rod (3), and the central axis of the cage rod (3) and the cage rod cap ( The central axis of 21) is on the same straight line.
The metal mesh belt engaging device according to claim 3, wherein the end of the central rib (4) is clipped at the gap between the two first U-shaped buckles (11), and the central rib The end surface of (4) fits with the outer side wall of the first U-shaped buckle (11).
The metal mesh belt engaging device according to claim 3, wherein one end of the connecting rod (12) is simultaneously inserted through the second engaging hole (112) of the first U-shaped buckle (11) at the front end and the rear Inside the first clamping hole (111) of the first U-shaped buckle (11).