CN213326149U

CN213326149U - Follow-up type coiling mechanism

Info

Publication number: CN213326149U
Application number: CN202021766914.6U
Authority: CN
Inventors: 郑青君; 杨永满
Original assignee: Zhangzhou Lanqiya Intelligent Equipment Co Ltd
Current assignee: Zhangzhou Lanqiya Intelligent Equipment Co Ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-06-01
Anticipated expiration: 2030-08-21

Abstract

The utility model provides a follow-up coiling mechanism, the coiling mechanism, including the frame, set up material backrush subassembly in the frame and be used for driving the drive assembly that the backrush subassembly worked, the material backrush subassembly includes the coiling pole, supports and holds the first end disc and the second end disc that set up at the coiling pole both ends, the one side that first end disc and second end disc supported and held the coiling pole is the circular cone quotation, the corresponding concave part that is provided with and supplies the circular cone quotation to stretch into in the both ends of coiling pole; the first end disc and the second end disc are both rotatably connected with the rack; the driving assembly comprises a power structure, a conveying rod connected with the power structure and a variable speed transmission structure connected with the power structure and the first end disc, and the variable speed transmission structure is used for enabling the rotating speed of the first end disc to be larger than the output rotating speed of the power structure. The utility model discloses a follow-up coil stock mechanism has the coil stock closely, can avoid coil stock tension too big harm advantages such as roller and material.

Description

Follow-up type coiling mechanism

Technical Field

The utility model relates to a material processing equipment, concretely relates to trailing type coil stock mechanism.

Background

The existing material rewinding mechanism usually adopts two powers, one power is used for feeding and the other power is used for coiling, so that the structure is relatively complex and the energy consumption is higher. The subsequent improvement is carried out through a power and driven mechanism, the structure is usually provided with a material rolling roller (or a material rolling rod) to roll back the material, but in the process of rolling back, the rolled back material is too long, more than two material rolling rollers are required to form a roller group (namely more than one conveying roller or conveying rod is added) to roll back the material, but because the rotating speeds of the roller group are consistent, the material is easy to loosen in the process of rolling back the material, the rolled back material is not tight enough on the material rolling roller, and even the deviation phenomenon can occur; if the rotating speed of the material rolling roller is greater than that of the conveying roller, the problem of material back rolling looseness can be solved in the conveying process, accumulated tension is always accumulated, and when the accumulated tension is too large, damage to the roller and materials is easily caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a coil stock is inseparable, can avoid the too big trailing type coil stock mechanism who harms roller and material of coil stock tension.

A follow-up material rolling mechanism comprises a rack, a material rewinding assembly and a driving assembly, wherein the material rewinding assembly is arranged on the rack, the driving assembly is used for driving the rewinding assembly to work, the material rewinding assembly comprises a material rolling rod, a first end disc and a second end disc, the first end disc and the second end disc are arranged at two ends of the material rolling rod in a propping mode, one surfaces, which are used for propping and holding the material rolling rod, of the first end disc and one surface, which are used for propping and holding the material rolling rod, of the second end disc are conical disc surfaces, and concave parts, into which the conical disc surfaces stretch, are correspondingly arranged at two ends of the material; the first end disc and the second end disc are both rotatably connected with the rack; the driving assembly comprises a power structure, a conveying rod connected with the power structure and a variable speed transmission structure connected with the power structure and the first end disc, and the variable speed transmission structure is used for enabling the rotating speed of the first end disc to be larger than the output rotating speed of the power structure.

The utility model discloses in, further preferred scheme does, the variable speed drive structure is including setting up the first gear on power structure and setting up the second gear on first end dish, first gear and the linkage of second gear, the radius of first gear is greater than the radius of second gear.

The utility model discloses in, further preferred scheme does, the variable speed drive structure is including setting up the first sprocket on power structure and setting up the second sprocket on first end dish, first sprocket and the linkage of second sprocket, the radius of first sprocket is greater than the radius of second sprocket.

The utility model discloses in, further preferred scheme does, first sprocket passes through the chain linkage with the second sprocket.

The utility model discloses in, further preferred scheme does, the conveying rod is connected with first sprocket.

In the utility model, a further preferred scheme is that one side of the first end disc, which is far away from the coiling rod, is installed on the frame through a first bearing; and one side of the second end disc, which deviates from the coiling rod, is arranged on the rack through a second bearing.

The utility model discloses in, further preferred scheme does, the second bearing is equipped with the axostylus axostyle, one side that the second end dish deviates from the coil stock pole is equipped with the sleeve pipe, the one end of axostylus axostyle stretches into in the sleeve pipe, coil stock mechanism still establishes the compression spring on the sleeve pipe including the cover, the both ends of compression spring cover support respectively with second end dish and second bearing and hold.

The utility model discloses in, further preferred scheme does, the size of circular cone quotation is greater than the size of concave part.

In the utility model discloses in, further preferred scheme does, the concave part is cylindrical recess.

The utility model discloses in, further preferred scheme does, power structure is one of step motor, servo motor.

Compared with the prior art, the beneficial effects of the utility model reside in that: by adopting the arrangement of the structure, the output speed of the power structure is amplified through the arrangement of the variable-speed transmission structure, namely, the rotating speed of the first end disc is greater than that of the power structure, the corresponding first end disc drives the abutted material rolling rod to roll through friction force to realize material rolling, and further the rotating speed of the conveying rod is less than that of the material rolling rod, so that the condition that the material rolling is loosened can be prevented; meanwhile, by arranging the first end disc and the second end disc which are abutted against the coiling rod, on one hand, the abutted friction force can offset most of excessive tension generated on the coiling rod due to different rotating speeds, in addition, when the accumulated amount of the coiling tension is excessive, the end disc and the coiling rod can slip to release the excessive tension, and after the tension is released, the abutted part can recover in the rotating process due to the arrangement of the conical surface, so that the reciprocating motion is realized, and the intermittent tension release is realized.

Drawings

Fig. 1 is a schematic structural diagram of a follow-up type material rolling mechanism according to embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of a second end disc and a second bearing of the following type material rolling mechanism according to embodiment 1 of the present invention;

wherein, 1, a frame; 2. a material backrush assembly; 21. a coiling rod; 22. a first end disc; 23. a second end disc; 231. a sleeve; 232. a conical disk surface; 24. a first bearing; 25. a second bearing; 26. a compression spring; 3. a drive assembly; 31. a power structure; 32. a conveying rod; 33. a variable speed drive structure; 331. a first sprocket; 332. a second sprocket; 333. and a chain.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

A follow-up material rolling mechanism comprises a rack, a material rewinding assembly arranged on the rack and a driving assembly used for driving the rewinding assembly to work, wherein the material rewinding assembly comprises a material rolling rod, a first end disc and a second end disc which are arranged at two ends of the material rolling rod in a propping mode, one surfaces of the first end disc and the second end disc which prop against the material rolling rod are conical disc surfaces, and concave portions for the conical disc surfaces to stretch into are correspondingly arranged at two ends of the material rolling rod; the first end disc and the second end disc are both rotatably connected with the rack; the driving assembly comprises a power structure, a conveying rod connected with the power structure, and a variable-speed transmission structure connected with the power structure and the first end disc. The variable speed transmission structure is used for realizing that the rotating speed of the first end disc is greater than the output rotating speed of the power structure.

By adopting the arrangement of the structure, the output speed of the power structure is amplified through the arrangement of the variable-speed transmission structure, namely, the rotating speed of the first end disc is greater than that of the power structure, the corresponding first end disc drives the abutted material rolling rod to roll through friction force to realize material rolling, and further the rotating speed of the conveying rod is less than that of the material rolling rod, so that the condition that the material rolling is loosened can be prevented; meanwhile, by arranging the first end disc and the second end disc which are abutted against the coiling rod, on one hand, the abutted friction force can offset most of excessive tension generated on the coiling rod due to different rotating speeds, in addition, when the accumulated amount of the coiling tension is excessive, the end disc and the coiling rod can slip to release the excessive tension, and after the tension is released, the abutted part can recover in the rotating process due to the arrangement of the conical surface, so that the reciprocating motion is realized, and the intermittent tension release is realized.

The variable-speed transmission structure of the utility model can be a common variable-speed transmission structure in the field, such as a variable-speed gear set, a variable-speed chain wheel set, a variable-speed belt wheel set and the like; specific examples thereof include: the variable-speed transmission structure comprises a first gear arranged on the power structure and a second gear arranged on the first end disc, the first gear is linked with the second gear, the radius of the first gear is larger than that of the second gear, and the linkage of the first gear and the second gear can be direct meshing linkage, meshing can be realized through other gears or gear sets, and linkage can be realized through adding other linkage parts; correspondingly, the variable speed transmission structure comprises a first chain wheel arranged on the power structure and a second chain wheel arranged on the first end disc, the first chain wheel is linked with the second chain wheel, the radius of the first chain wheel is larger than that of the second chain wheel, and the linkage of the first chain wheel and the second chain wheel can be realized through chain linkage or through adding other linkage parts.

The conveying rod can be directly connected with the power structure, and can also be connected with the power structure through other components, such as a first gear or a first chain wheel.

As for the rotatable connection between the first end disc and the second end disc and the frame, the rotatable connection may be an existing rotatable connection, such as through a bearing, a pin joint, and the like, and specific connection methods may be exemplified by: one side of the first end disc, which is far away from the coiling rod, is arranged on the rack through a first bearing; and one side of the second end disc, which deviates from the coiling rod, is arranged on the rack through a second bearing.

In order to better enable the coiling rod to be quickly restored to the original position after the end disc abutted against the coiling rod releases overlarge tension to offset, so as to avoid damage to a variable speed transmission structure due to uneven stress caused by overlong offset, the arrangement can be made, the second bearing is provided with a shaft rod, one side of the second end disc, which is far away from the coiling rod, is provided with a sleeve, one end of the shaft rod extends into the sleeve, the coiling mechanism further comprises a compression spring sleeved on the sleeve, and two ends of the compression spring sleeve are respectively abutted against the second end disc and the second bearing. Through the arrangement, the spring can deform when the deviation occurs, and then the spring can quickly recover the deformation, so that the positions of the second end disc and the coiling rod are recovered to the initial position, and the uneven stress of the variable speed transmission structure caused by the long-time deviation is avoided; in addition, after the coil stock action, can also promote the second end disc with strength, compression spring atress compression can make the end disc slide on the axostylus axostyle to make the conical disk face of end disc leave the concave part of coil stock pole, be convenient for like this on the coil stock pole material take out. The compression spring can be replaced by a material with compression elasticity, such as a metal elastic sheet and the like.

In order to better realize the offset release pressure and the recovery position after offset, the size of the conical disc surface can be set to be larger than that of the concave part.

For the concave part, a part of the conical disc surface can extend into the concave part and realize the abutting rotation; the shape may not be particularly limited, and the recess may be exemplified by a cylindrical groove, and the corresponding roll bar may be provided as a hollow tube.

As for the power structure, it is sufficient that power output can be achieved, and no particular limitation is imposed; for the convenience of control, the power structure can be one of a stepping motor and a servo motor.

Example 1

With reference to fig. 1 and 2, a follower type material winding mechanism includes:

a follow-up material rolling mechanism comprises a rack 1, a material rewinding assembly 2 arranged on the rack, and a driving assembly 3 used for driving the rewinding assembly to work, wherein the material rewinding assembly comprises a material rolling rod 21, a first end disc 22 and a second end disc 23 which are abutted against and arranged at two ends of the material rolling rod, one surfaces of the first end disc and the second end disc abutted against and arranged on the material rolling rod are conical disc surfaces 232, and concave parts for the conical disc surfaces to extend into are correspondingly arranged at two ends of the material rolling rod; the first end disc and the second end disc are both rotatably connected with the rack; the driving assembly comprises a power structure 31, a conveying rod 32 connected with the power structure, and a variable speed transmission structure 33 connected with the power structure and the first end disc, wherein the variable speed transmission structure is used for realizing that the rotating speed of the first end disc is greater than the output rotating speed of the power structure;

the variable speed transmission structure comprises a first chain wheel 331 arranged on the power structure and a second chain wheel 332 arranged on the first end disc, the first chain wheel is linked with the second chain wheel, and the radius of the first chain wheel is larger than that of the second chain wheel; the first chain wheel is linked with the second chain wheel through a chain 333; the conveying rod is connected with the first chain wheel.

One side of the first end disc, which is far away from the material rolling rod, is arranged on the rack through a first bearing 24; one side of the second end disc, which is far away from the material rolling rod, is arranged on the rack through a second bearing 25; the second bearing is provided with a shaft rod (not shown), one side of the second end disc, which is far away from the coiling rod, is provided with a sleeve 231, one end of the shaft rod extends into the sleeve, the coiling mechanism further comprises a compression spring 26 sleeved on the sleeve, and two ends of the compression spring sleeve are respectively abutted against the second end disc and the second bearing;

the size of the conical disc surface is larger than that of the concave part; the recess is a cylindrical groove.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A follow-up type material rolling mechanism is characterized by comprising a rack, a material rewinding assembly and a driving assembly, wherein the material rewinding assembly is arranged on the rack, the driving assembly is used for driving the material rewinding assembly to work, the material rewinding assembly comprises a material rolling rod, a first end disc and a second end disc, the first end disc and the second end disc are arranged at two ends of the material rolling rod in an abutting mode, one surfaces, abutting against the material rolling rod, of the first end disc and the second end disc are conical disc surfaces, and concave portions for the conical disc surfaces to stretch into are correspondingly arranged at two ends of the material rolling rod; the first end disc and the second end disc are both rotatably connected with the rack; the driving assembly comprises a power structure, a conveying rod connected with the power structure and a variable speed transmission structure connected with the power structure and the first end disc, and the variable speed transmission structure is used for enabling the rotating speed of the first end disc to be larger than the output rotating speed of the power structure.

2. The follow-up type coil mechanism according to claim 1, wherein the variable transmission structure comprises a first gear provided on the power structure and a second gear provided on the first end disc, the first gear is linked with the second gear, and the radius of the first gear is larger than that of the second gear.

3. The follow-up reeling mechanism of claim 1, wherein the variable speed drive structure includes a first sprocket provided on the power structure and a second sprocket provided on the first end disc, the first sprocket being in linkage with the second sprocket, the first sprocket having a larger radius than the second sprocket.

4. The follow-up reeling mechanism of claim 3, wherein the first and second sprockets are linked by a chain.

5. The follow-up reeling mechanism of claim 3 or 4, wherein the feed bar is connected to a first sprocket.

6. The follow-up type coiling mechanism as claimed in claim 1, characterized in that the side of the first end disc facing away from the coiling rod is mounted on the frame through a first bearing; and one side of the second end disc, which deviates from the coiling rod, is arranged on the rack through a second bearing.

7. The follow-up type coiling mechanism as claimed in claim 6, wherein the second bearing is provided with a shaft rod, a sleeve is arranged on one side of the second end disc, which is far away from the coiling rod, one end of the shaft rod extends into the sleeve, the coiling mechanism further comprises a compression spring sleeved on the sleeve, and two ends of the compression spring sleeve are respectively abutted against the second end disc and the second bearing.

8. The follow-up winder mechanism as claimed in claim 1, wherein the size of the conical disc face is larger than the size of the recess.

9. The follow-up reel mechanism of claim 8, wherein the recess is a cylindrical groove.

10. A follow up reel mechanism according to any one of claims 1 to 4 and 6 to 9, wherein the power mechanism is one of a stepping motor and a servo motor.