CN219313820U

CN219313820U - Accumulating roller line

Info

Publication number: CN219313820U
Application number: CN202320850445.3U
Authority: CN
Inventors: 田明亮; 张权; 吴军; 田明龙; 吴光跃; 景孟克; 李旭红; 李关杰
Original assignee: Qianrun Intelligent Equipment Zhejiang Co ltd
Current assignee: Qianrun Intelligent Equipment Zhejiang Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-07-07
Anticipated expiration: 2033-04-12

Abstract

The utility model belongs to the technical field of automatic logistics conveying equipment, and particularly relates to a stacking roller line; the device comprises a bracket, a conveying assembly and a driving assembly; the conveying component comprises a bearing seat, a cylinder body and a driving wheel; the bearing seat is arranged on the bracket, the cylinder body is rotatably arranged on the bearing seat through a bearing A, a sealing ring is arranged between the opening end of the cylinder body and the bearing seat, the driving wheel is rotatably arranged on the bearing seat through a rotating shaft, and a friction plate in friction fit with the cylinder body is arranged at one end of the rotating shaft away from the driving wheel; the driving component is in transmission connection with the conveying component through the matching of the chain and the transmission wheel. The barrel in this long-pending cylinder line is one end confined tubular structure, seals through the sealing washer between the open end of barrel and the bearing frame for water or dust can't enter into the inside of barrel, in order to avoid appearing water or dust and enter into the inside of barrel and influence its pivoted condition emergence, thereby this long-time life of long-pending cylinder line of putting of effectual improvement.

Description

Accumulating roller line

Technical Field

The utility model belongs to the technical field of automatic logistics conveying equipment, and particularly relates to a stacking roller line.

Background

The accumulation roller conveying line can convey articles, temporarily store the articles on the conveying line, prevent the articles from being continuously conveyed, and play a role in adjusting the spacing of the articles or the conveying rate of the articles. The driving mode of the accumulation roller conveying line can be a motor or an electric roller, and the accumulation mode can be electric control or realized by a baffle.

The stacking roller line in the prior art does not have good sealing performance, for example, the application number is: 201510525094.9, the Chinese patent application entitled "roller power and free Transmission Assembly", comprises a spindle, a sleeve is supported outside the spindle by a left bearing and a right bearing, and is characterized in that: one end of the mandrel is connected with an adjusting nut in a threaded manner, a power-on spring is sleeved on the mandrel between the adjusting nut and the right bearing, a chain wheel is supported at the other end of the mandrel through the auxiliary bearing, the chain wheel is connected with a first friction sleeve positioned between the mandrel and the sleeve through a connecting pin, a gap is reserved between the inner wall of the sleeve and the chain wheel and between the inner wall of the sleeve and the first friction sleeve, a second friction sleeve in contact with the first friction sleeve is further arranged on the left bearing, a step is arranged between the second friction sleeve and the sleeve, and a supporting spring is further sleeved on the mandrel between the auxiliary bearing and the left bearing.

The sleeve of the roller power and free transmission assembly is not provided with any sealing device, and when the roller power and free transmission assembly runs in a humid or dusty environment, water or dust easily enters the sleeve, so that poor rotation and even blocking of the roller power and free transmission assembly occur, and the service life of the roller is greatly reduced. Therefore, the utility model provides a stacking roller line capable of effectively preventing sundries such as water or dust from entering the roller, and the technical problem to be solved by the person skilled in the art is urgent.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a stacking roller wire, which solves the technical problems that water or dust easily enters into the sleeve and causes poor rotation and even blocking of the stacking roller wire in the prior art because the stacking roller wire does not have good sealing property.

The utility model is realized by the following technical scheme:

a power and free roller line comprises a bracket, a conveying component and a driving component;

the conveying assembly comprises a bearing seat, a cylinder body and a driving wheel; the bearing seat is arranged on the bracket, a through hole is formed in the middle of the bearing seat, a rotating shaft matched with the through hole is arranged in the through hole, two ends of the rotating shaft penetrate out of two ends of the through hole respectively, the driving wheel is arranged at the fixed end of the rotating shaft, a bearing A is sleeved outside the bearing seat, the cylinder body is of a tubular structure with one closed end, the open end of the cylinder body is sleeved on the bearing A from one end, far away from the driving wheel, of the bearing seat, a sealing ring is arranged between the open end of the cylinder body and the bearing seat, and a friction plate in friction fit with the cylinder body is arranged at the movable end of the rotating shaft;

the conveying components are arranged in sequence along the length direction of the bracket;

the driving assembly is arranged on the support and is in transmission connection with all the conveying assemblies through the matching of the chain and the driving wheel.

In order to better realize the utility model, the structure is further optimized, the number of the conveying components is two groups, and the two groups of conveying components are respectively arranged close to two sides of the bracket; the driving assembly comprises a driving motor and two groups of driving wheels, the two groups of driving wheels are respectively close to two sides of the support, the two groups of driving wheels are connected through a transmission shaft, the two groups of driving wheels are respectively in transmission connection with the transmission wheels in the two groups of conveying assemblies, and the power output end of the driving motor is in transmission connection with one group of driving wheels.

In order to better implement the utility model, a further optimization is made in the above structure, the bracket comprises a support part and two guide rails; the two guide rails are arranged on the supporting part in parallel, and the two groups of conveying components are respectively arranged on opposite surfaces of the two guide rails.

In order to better realize the utility model, in the structure, a sealing cavity is arranged in the guide rail, the length direction of the sealing cavity is parallel to the length direction of the guide rail, and the driving wheel is positioned in the sealing cavity.

In order to better implement the utility model, a further optimization is made in the above structure, the guide rail comprising a supporting body and a cover plate; the joint face of apron is provided with the seal groove, the joint face laminating of apron is in on the support main part, the seal groove lock is in support main part is last to form sealed chamber.

In order to better realize the utility model, the structure is further optimized, and a guide block, an upper filler strip and a lower filler strip are arranged in the sealing cavity; the upper filler strip is close to the upper end face of the supporting main body, the lower filler strip is close to the lower end face of the supporting main body, two guide blocks are arranged, the two guide blocks are respectively located at two ends of the supporting main body, the guide blocks are arranged between the upper filler strip and the lower filler strip, and the chain moves along the length direction of the guide rail between the upper filler strip and the lower filler strip.

In order to better realize the utility model, in the structure, a guide strip is arranged on one side of the supporting main body, which is away from the cover plate, the guide strip is closely arranged on the upper end surface of the supporting main body, and the length direction of the guide strip is parallel to the length direction of the supporting main body.

In order to better realize the utility model, the structure is further optimized, and the driving assembly also comprises two motor bases; the two motor bases are respectively close to two sides of the support, a fixed chain wheel set is arranged on the motor bases, and the driving wheel is in transmission connection with the fixed chain wheel set through the chain.

In order to better realize the utility model, the structure is further optimized, and the motor base is provided with a tensioning device for tensioning the chain.

In order to better implement the utility model, a further optimization is made in the above structure, the cylinder body comprises a supporting cylinder and a sealing cover; the supporting cylinder is of a circular tubular structure, an annular abutting plate is arranged in the supporting cylinder, the sealing cover covers the sealing end of the supporting cylinder, and a sealing piece is arranged at the joint of the sealing cover and the supporting cylinder.

In summary, the utility model has the following technical effects:

the barrel in this long-pending cylinder line is one end confined tubular structure, seals through the sealing washer between the open end of barrel and the bearing frame for water or dust can't enter into the inside of barrel, in order to avoid appearing water or dust and enter into the inside of barrel and influence its pivoted condition emergence, thereby this long-time life of long-pending cylinder line of putting of effectual improvement.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a power and free roller line according to the present utility model;

FIG. 2 is a longitudinal cross-sectional view of a rack in a power and free roller line in accordance with the present utility model;

FIG. 3 is a diagram showing the connection structure of a middle bracket and a conveying assembly of a power and free roller line;

FIG. 4 is a cross-sectional view of a conveyor assembly in a take-up and pay-off roller line according to the present utility model;

FIG. 5 is a schematic view of a drum in a power and free drum line according to the present utility model;

FIG. 6 is a cross-sectional view of a guide rail in a power and free roller line in a transverse direction of the present utility model;

FIG. 7 is a schematic view of a driving device in a power and free roller line according to the present utility model;

fig. 8 is a schematic diagram of the structure of the inside of the motor base in the power and free roller line according to the present utility model.

Reference numerals:

1. a bracket; 11. a support part; 12. a guide rail; 121. a support body; 122. a cover plate; 123. sealing the cavity; 131. a guide block; 132. a backing strip is arranged; 133. a lower backing strip; 14. a guide bar;

2. a transport assembly; 21. a bearing seat; 211. a rotating shaft; 212. a friction plate; 22. a cylinder; 221. a support cylinder; 222. a cover; 223. a seal; 23. a driving wheel; 24. a bearing A; 25. a seal ring;

3. a drive assembly; 31. a driving motor; 32. a driving wheel; 33. a transmission shaft; 34. a motor base; 35. fixing a chain wheel group; 36. a tensioning device; 37. and (3) a chain.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 8:

the utility model provides a power and free roller line, concretely relates to power and free roller line that prevents dust, waterproof, it includes support 1, conveying component 2 and drive assembly 3; wherein,,

the conveying assembly 2 comprises a bearing seat 21, a cylinder 22 and a driving wheel 23; the bearing seat 21 is arranged on the bracket 1, a through hole is formed in the middle of the bearing seat 21, the axis of the through hole coincides with the axis of the bearing seat 21, a rotating shaft 211 matched with the through hole is arranged in the through hole, two ends of the rotating shaft 211 penetrate out of two ends of the through hole respectively, the driving wheel 23 is arranged at the fixed end of the rotating shaft 211, a bearing A24 is sleeved outside the bearing seat 21, the cylinder 22 is of a tubular structure with one closed end, the open end of the cylinder 22 is sleeved on the bearing A24 by one end of the bearing seat 21 far away from the driving wheel 23, a sealing ring 25 is arranged between the open end of the cylinder 22 and the bearing seat 21, and a friction plate 212 in friction fit with the cylinder 22 is arranged at the movable end of the rotating shaft 211;

the conveying components 2 are multiple in number, the multiple conveying components 2 are sequentially arranged along the length direction of the support 1, and the rotation axis of the conveying components 2 is perpendicular to the length direction of the support 1;

the driving assembly 3 is arranged on the bracket 1, and the driving assembly 3 is in transmission connection with all the conveying assemblies 2 through the cooperation of the chain 37 and the driving wheel 23.

The barrel 22 in this power and free roller line is one end confined tubular structure, seals through sealing washer 25 between the open end of barrel 22 and the bearing frame 21 to make this power and free roller line when the environment of moist or many dust is operated, water or dust can't enter into the inside of barrel 22, thereby effectually avoided water or dust to enter into the inside of barrel 22 and influence its normal pivoted condition emergence, in order to improve the life of this power and free roller line.

In the working process of the stacking roller line, the driving device 3 drives the driving wheel 23 to rotate through the chain 37, the rotating shaft 211 and the friction plate 212 can rotate together under the driving of the driving wheel 23, and the friction plate 212 and the bearing A24 are in friction fit to transmit power to the bearing A24, so that the bearing A24 and the cylinder 22 rotate to facilitate the conveying of goods to be conveyed on the cylinder 22;

when the objects to be delivered are blocked by the stop block, the cylinder 22 and the bearing A24 under the objects to be delivered stop rotating, and the friction plate 212 and the bearing A24 generate relative rotation, so that the goods to be delivered can be accumulated and delivered without stopping the driving device 3.

It should be noted that, the movable end of the rotating shaft 211 is provided with an adjusting nut and a compression spring, the compression spring is disposed between the adjusting nut and the friction plate 212, two ends of the compression spring are respectively abutted against the friction plate 212 and the adjusting nut, and the friction force between the friction plate 211 and the cylinder 22 can be adjusted by tightening or loosening the adjusting nut;

adjusting the adjusting nut to a proper position so that the power of the driving device 3 can be transmitted to the cylinder 22; and when the objects to be delivered are blocked, the friction plate 212 and the cylinder 22 can rotate relatively, so that the abrasion of the friction plate 212 is reduced.

Preferably, the cylinder 22 includes a supporting cylinder 221 and a cover 222; wherein,,

the supporting cylinder 221 is of a circular tubular structure, an annular retaining plate is arranged in the supporting cylinder 221, openings are formed in two ends of the supporting cylinder 221, the sealing cover 222 covers the sealing end of the supporting cylinder 221, a sealing piece 223 is arranged at the joint of the sealing cover 222 and the supporting cylinder 221, the supporting cylinder 221 and the sealing cover 222 form a tubular structure with one closed end, and the end, without the sealing cover 222, is the opening end of the cylinder 22;

when the cylinder 22 is installed, the open end of the cylinder 22 is sleeved on the bearing A24 by one end of the bearing seat 21 far away from the driving wheel 23, the movable end of the rotating shaft 211 penetrates through the retaining plate, the friction plate 212 is arranged on one surface of the retaining plate far away from the open end of the cylinder 22, and the retaining plate is extruded on the retaining plate through the adjusting nut and the compression spring, so that the friction plate 212 is in friction fit with the cylinder 22.

The structure of the cylinder 22 makes it more convenient to maintain and screw the adjusting nut, and can effectively avoid the occurrence of water or dust entering the supporting cylinder 221 from the gap between the supporting cylinder 221 and the sealing cover 222.

Optimally, a bearing B is arranged in the through hole, and the rotating shaft 211 is rotatably arranged in the bearing seat 21 through the bearing B, so that the rotating shaft 211 rotates more stably and smoothly.

Optimally, the number of the conveying components 2 is two, the two conveying components 2 are respectively arranged close to two sides of the bracket 1, and the two conveying components 2 can better support objects to be conveyed so as to better finish conveying the objects to be conveyed;

the driving assembly 3 comprises a driving motor 31 and two groups of driving wheels 32; wherein,,

the two groups of driving wheels 32 are respectively arranged close to two sides of the bracket 1, and the two groups of driving wheels 32 are connected through a transmission shaft 33, so that the two groups of driving wheels 32 can synchronously act; the two groups of driving wheels 32 are respectively connected with the driving wheels 23 in the two groups of conveying assemblies 2 in a transmission way, and the power output end of the driving motor 31 is connected with one group of driving wheels 32 in a transmission way so as to realize synchronous transmission of power.

Preferably, the driving assembly 3 further comprises two motor bases 34; wherein,,

the two motor bases 34 are respectively arranged close to two sides of the bracket 1, the motor bases 34 are provided with fixed chain wheel sets 35, the fixed chain wheel sets 35 comprise two chain wheels, and the two groups of driving wheels 32 are respectively arranged on the two motor bases 34;

the chain 37 is wound on the driving wheel 32, two ends of the chain 37 respectively bypass two chain wheels and extend towards two ends of the support 1, then the chain 37 bypasses two driving wheels 23 at two ends of the support 1, extends backwards towards the middle of the support 1 and is in transmission connection with all the driving wheels 23 passing by, and two ends of the chain 37 are connected into a ring, so that the driving motor 31 can better transmit power to the driving wheels 23 to drive the conveying assembly 2;

the fixed sprocket set 35 can support and adjust the direction of the chain 37 to better realize the transmission fit of the driving assembly 3 and the conveying assembly 2.

Preferably, the motor base 34 is of a box structure, and the fixed sprocket set 35 and the driving wheel 32 are all disposed in the motor base 34, so as to protect the fixed sprocket set 35 and the driving wheel 32 and prevent other sundries from falling on the fixed sprocket set 35 and/or the driving wheel 32 to affect power transmission.

Optimally, the tensioning device 36 is arranged in the motor base 34, and the tensioning degree of the chain 37 can be adjusted through the tensioning device 36, so that the chain 37 is always in a tensioning state, and the power transmission is more stable and smooth.

It should be noted that the tensioning device 36 is a mechanical structure commonly known in the art, and its structure is relatively simple, and will not be described in detail here.

Preferably, the bracket 1 comprises a support part 11 and two guide rails 12; wherein,,

the two guide rails 12 are arranged on the supporting part 11 in parallel, and the two groups of conveying assemblies 2 are respectively arranged on opposite surfaces of the two guide rails 12, so that the two groups of conveying assemblies 2 can respectively support two sides of the bottom of a to-be-conveyed object; the two guide rails 12 can restrict the objects to be delivered, so that the objects to be delivered can move along the extending direction of the guide rails 12 under the driving of the conveying assembly 2.

Optimally, the guide rail 12 is provided with a sealing cavity 123, the length direction of the sealing cavity 123 is parallel to the length direction of the guide rail 12, the driving wheel 23 is positioned in the sealing cavity 123, and the driving wheel 23 is isolated from the external environment through the sealing cavity 123, so that the situation that water or dust and other sundries fall on the driving wheel 23 to cause abnormal matching of the driving wheel 23 and the chain 37 is avoided, and the protection of the stacking roller line is better realized, so that the service life of the stacking roller line is prolonged.

Preferably, the guide rail 12 includes a support body 121 and a cover 122; wherein,,

the joint surface of the cover plate 122 is provided with a sealing groove, the joint surface of the cover plate 122 is detachably jointed on the supporting main body 121, and the sealing groove is buckled on the supporting main body 121 to form a sealing cavity 123; the supporting body 121 and the cover plate 122 are matched in a manner that the driving wheel 23 is more convenient to install, disassemble and maintain.

It should be noted that, the supporting body 121 and the cover plate 122 may be connected and fixed by a connecting piece such as a bolt, a screw, a buckle, or may be bonded by glue; specifically, the method can be selected according to the use environment or cost and other factors.

Optimally, a guide block 131, an upper filler strip 132 and a lower filler strip 133 are arranged in the sealing cavity 123; wherein,,

the upper gasket strip 132 is arranged close to the upper end face of the supporting body 121, the lower gasket strip 133 is arranged close to the lower end face of the supporting body 121, and the length directions of the upper gasket strip 132 and the lower gasket strip 133 are parallel to the length direction of the sealing cavity 123;

the number of the guide blocks 131 is two, the two guide blocks 131 are respectively positioned at two ends of the supporting body 121, the guide blocks 131 are arranged between the upper cushion strip 132 and the lower cushion strip 133, the chain 37 moves between the upper cushion strip 132 and the lower cushion strip 133 and runs at a proper position all the time under the support of the guide blocks 131, so that the constraint on the chain 37 is better realized, the structure of the winding and unwinding roller line is more stable, and the winding and unwinding roller line is smoother during running.

Preferably, the side of the supporting body 121 facing away from the cover plate 122 is provided with a guide bar 14; wherein,,

the guide strip 14 is arranged close to the upper end face of the supporting body 121, the length direction of the guide strip 14 is parallel to the length direction of the supporting body 121, the guide strip 14 can restrain and guide the goods to be delivered, and the goods to be delivered can move along the length direction of the guide strip 14 under the drive of the conveying assembly 2, so that the goods to be delivered can be conveyed better.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a long-pending cylinder line which characterized in that: comprises a bracket (1), a conveying component (2) and a driving component (3);

the conveying assembly (2) comprises a bearing seat (21), a cylinder (22) and a driving wheel (23); the bearing seat (21) is arranged on the support (1), a through hole is formed in the middle of the bearing seat (21), a rotating shaft (211) matched with the through hole is arranged in the through hole, two ends of the rotating shaft (211) penetrate out of two ends of the through hole respectively, the driving wheel (23) is arranged at the fixed end of the rotating shaft (211), a bearing A (24) is sleeved outside the bearing seat (21), the cylinder body (22) is of a tubular structure with one closed end, the opening end of the cylinder body (22) is sleeved on the bearing A (24) through one end, far away from the driving wheel (23), of the bearing seat (21), a sealing ring (25) is arranged between the opening end of the cylinder body (22) and the bearing seat (21), and a friction plate (212) in friction fit with the cylinder body (22) is arranged at the movable end of the rotating shaft (211).

The conveying assemblies (2) are multiple in number, and the conveying assemblies (2) are sequentially arranged along the length direction of the support (1);

the driving assembly (3) is arranged on the support (1), and the driving assembly (3) is in transmission connection with all the conveying assemblies (2) through the cooperation of a chain (37) and the driving wheel (23).

2. The wind-up roller line according to claim 1, wherein: the number of the conveying assemblies (2) is two, and the two conveying assemblies (2) are respectively close to two sides of the bracket (1); the driving assembly (3) comprises a driving motor (31) and two groups of driving wheels (32), the two groups of driving wheels (32) are respectively close to two sides of the support (1), the two groups of driving wheels (32) are connected through a transmission shaft (33), the two groups of driving wheels (32) are respectively in transmission connection with the transmission wheels (23) in the two groups of conveying assemblies (2), and the power output end of the driving motor (31) is in transmission connection with one group of driving wheels (32).

3. The wind-up roller line according to claim 2, wherein: the bracket (1) comprises a supporting part (11) and two guide rails (12); the two guide rails (12) are arranged on the supporting part (11) in parallel, and the two groups of conveying assemblies (2) are respectively arranged on opposite surfaces of the two guide rails (12).

4. A wind-up roller line according to claim 3, characterized in that: a sealing cavity (123) is formed in the guide rail (12), the length direction of the sealing cavity (123) is parallel to the length direction of the guide rail (12), and the driving wheel (23) is located in the sealing cavity (123).

5. The wind-up roller line according to claim 4, wherein: the guide rail (12) comprises a support body (121) and a cover plate (122); the joint surface of apron (122) is provided with the seal groove, the joint surface laminating of apron (122) is in on supporting body (121), the seal groove lock is in on supporting body (121) form sealed chamber (123).

6. The wind-up roller line according to claim 5, wherein: a guide block (131), an upper filler strip (132) and a lower filler strip (133) are arranged in the sealing cavity (123); the upper filler strip (132) is close to the upper end face of the supporting main body (121), the lower filler strip (133) is close to the lower end face of the supporting main body (121), the number of the guide blocks (131) is two, the two guide blocks (131) are respectively located at two ends of the supporting main body (121), the guide blocks (131) are arranged between the upper filler strip (132) and the lower filler strip (133), and the chain (37) is in the upper filler strip (132) and the lower filler strip (133) are in a running mode along the length direction of the guide rail (12).

7. The wind-up roller line according to claim 6, wherein: one side of the supporting main body (121) deviating from the cover plate (122) is provided with a guide strip (14), the guide strip (14) is closely arranged on the upper end face of the supporting main body (121), and the length direction of the guide strip (14) is parallel to the length direction of the supporting main body (121).

8. The wind-up roller line according to claim 7, wherein: the driving assembly (3) further comprises two motor bases (34); two motor cabinet (34) are close to respectively the both sides setting of support (1), be provided with fixed sprocket group (35) on motor cabinet (34), action wheel (32) pass through chain (37) with fixed sprocket group (35) transmission is connected.

9. The wind-up roller line of claim 8, wherein: the motor base (34) is provided with a tensioning device (36) for tensioning the chain (37).

10. The wind-up roller line according to any one of claims 1 to 9, characterized in that: the cylinder (22) comprises a supporting cylinder (221) and a sealing cover (222); the supporting cylinder (221) is of a circular tubular structure, an annular abutting plate is arranged inside the supporting cylinder (221), the sealing end of the supporting cylinder (221) is covered by the sealing cover (222), and a sealing piece (223) is arranged at the joint of the sealing cover (222) and the supporting cylinder (221).