CN215827936U

CN215827936U - Retraction device of roller

Info

Publication number: CN215827936U
Application number: CN202121322073.4U
Authority: CN
Inventors: 刘铸
Original assignee: Guangzhou Flags Electromechanical Equipment Co ltd
Current assignee: Guangzhou Flags Electromechanical Equipment Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-02-15
Anticipated expiration: 2031-06-11

Abstract

The utility model relates to a roller retraction device, comprising: a first winding part and a second winding part; the first winding part is provided with a plurality of elastic connecting components for mutually pressing the first winding part and the second winding part, one end of each elastic connecting component is in sliding connection with the first winding part, and the other end of each elastic connecting component is fixedly connected with the second winding part; the second winding part is provided with a limiting assembly, and the limiting assembly is rotatably clamped with an adjusting assembly used for adjusting the distance between the first winding part and the second winding part; this application divide into first coiling portion and second coiling portion with the wind-up roll, and after coiled material production finishes, first coiling portion can compress tightly each other with second coiling portion and reduce the volume, lets the coiled material can be smooth take off from the wind-up roll, avoids the coiled material to take place to damage taking off the in-process, has also improved the efficiency of the change coiled material in the production process.

Description

Retraction device of roller

Technical Field

The utility model relates to the technical field of automation equipment, in particular to a roller retraction device.

Background

The coiled material is a material which is continuously coiled, common coiled materials mainly comprise steel coils, cloth coils, waterproof coiled materials and the like, wherein the packaging film is used as an important raw material in the processing industry, and the form of the coiled material of the packaging film can well meet the production requirement. A common winding device mainly comprises a rotating winding roller, wherein a coiled material is wound on the winding roller, and the coiled material is wound on the winding roller through the rotation of the winding roller until a certain number of coiled materials are formed into a winding drum or a reel; in the production process, in order to make the coiled material flat and free from wrinkles, the coiled material is usually tensioned in the winding process, so that the coiled material is tightly attached to a winding roller; when the coiled material is removed from the winding roller after the winding is finished, sliding friction occurs between the winding roller and the coiled material, so that the coiled material is easily damaged, or the coiled material is difficult to take down.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a roller retraction device which is used for solving the problems that in the existing coiled material production process, the coiled material and a winding roller are pressed tightly, and the coiled material after being coiled is difficult to take down or is easy to damage.

The technical purpose of the utility model is realized by the following technical scheme:

a roller retraction device comprising: a first winding part and a second winding part; the first winding part is provided with a plurality of elastic connecting components for mutually pressing the first winding part and the second winding part, one end of each elastic connecting component is in sliding connection with the first winding part, and the other end of each elastic connecting component is fixedly connected with the second winding part; the second winding part is provided with a limiting assembly, and the limiting assembly is rotatably clamped with an adjusting assembly used for adjusting the distance between the first winding part and the second winding part.

Optionally, the first rolling part is provided with a plurality of digging holes for placing one end of the elastic connecting assembly in a one-to-one correspondence manner, and blocking blocks for preventing the elastic connecting assembly from falling off are arranged in the digging holes; and the other end of the elastic connecting assembly passes through the corresponding digging hole and then is fixedly connected with the second rolling part.

Optionally, the resilient connecting assembly comprises: the spring, the pin rod used for limiting the spring and the pin head used for compressing the spring; the pin head is fixedly arranged at one end of the pin rod, and the other end of the pin rod penetrates through the corresponding excavated hole and is fixedly connected with the second winding part; the spring is sleeved on the pin rod, is arranged between the pin head and the blocking block and is in a compressed state.

Optionally, a first groove is formed in the first winding part, a second groove corresponding to the first groove is formed in the second winding part, and the first groove and the second groove are combined to form a cylindrical through hole; the adjusting component is rotatably arranged in the cylindrical through hole.

Optionally, the adjusting part comprises a handle, the rotating shaft is fixedly connected to the handle, and the adjusting rotating shaft is close to one end of the handle and is provided with a clamping groove used for being clamped to the limiting part.

Optionally, be equipped with straight portion on the regulation pivot, straight portion be with the axially parallel plane of regulation pivot, the diameter of regulation pivot with the internal diameter phase-match of cylindric through-hole.

Optionally, the device further comprises a rotation driving device; and the first winding part and the second winding part are in transmission connection with the rotary driving device.

In conclusion, the utility model has the following beneficial effects: the application roller retraction device comprises: a first winding part and a second winding part; the first winding part is provided with a plurality of elastic connecting components for mutually pressing the first winding part and the second winding part, one end of each elastic connecting component is in sliding connection with the first winding part, and the other end of each elastic connecting component is fixedly connected with the second winding part; the second winding part is provided with a limiting assembly, and the limiting assembly is rotatably clamped with an adjusting assembly used for adjusting the distance between the first winding part and the second winding part; this application divide into first coiling portion and second coiling portion with the wind-up roll, and after coiled material production finishes, first coiling portion can compress tightly each other with second coiling portion and reduce the volume, lets the coiled material can be smooth take off from the wind-up roll, avoids the coiled material to take place to damage taking off the in-process, has also improved the efficiency of the change coiled material in the production process.

Drawings

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

FIG. 2 is an axial schematic view of the utility model in a retracted state;

FIG. 3 is an axial schematic view of the utility model in an expanded state;

FIG. 4 is a schematic view of the adjustment assembly of the present invention;

in the figure: 1. a first winding part; 11. digging a hole; 12. a first groove; 13. a blocking block; 21. a second groove; 3. an elastic connection assembly; 31. a spring; 32. a pin shank; 33. a pin head; 4. an adjustment assembly; 41. adjusting the rotating shaft; 42. a handle; 43. a card slot; 5. a cylindrical through hole; 6. a drive device; 7. and a limiting component.

Detailed Description

In order to make the objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, configuration, and operation, and therefore should not be construed as limiting the present invention.

The utility model is described in detail below with reference to the figures and examples.

Referring to fig. 1-4, a roller retracting device includes: a first winding part 1 and a second winding part; the first winding part 1 is provided with a plurality of elastic connecting assemblies 3 used for mutually pressing the first winding part 1 and the second winding part, one end of each elastic connecting assembly 3 is connected with the first winding part 1 in a sliding manner, and the other end of each elastic connecting assembly 3 is fixedly connected with the second winding part; be provided with spacing subassembly 7 on the second coiling portion, rotatable joint is used for adjusting on the spacing subassembly 7 adjusting part 4 of distance between first coiling portion 1 and the second coiling portion.

Specifically, the first winding part 1 and the second winding part are mutually connected and mutually pressed through an elastic connecting assembly 3, are in a retraction state, and jointly form a winding roller for placing coiled materials; spacing subassembly 7 is fixed on the cross-section of second coiling portion, spacing subassembly 7 is used for joint adjusting part 4, lets adjusting part 4 of centre gripping between first coiling portion 1 and second coiling portion can be through the distance between first coiling portion 1 of rotation adjustment and the second coiling portion. In the process of producing coiled materials, firstly, the adjusting component 4 is rotated to enable the first winding part 1 and the second winding part to be separated and expanded, the winding roller is enabled to be produced in the expansion state, when production is finished, and coiled materials wound on the winding roller need to be taken down, the adjusting component 4 is rotated to adjust the first winding part 1 and the second winding part into the retraction state, the diameter of the winding roller is reduced, the pressure and the sliding friction force between the coiled materials and the winding roller are reduced, the coiled materials can be easily taken down from the winding roller, the production efficiency in the production process of the coiled materials is effectively improved, and the material damage caused by improper operation of the taken-down coiled materials is avoided.

Further, a plurality of cut holes 11 for placing one end of the elastic connecting component 3 in a one-to-one correspondence are formed in the first rolling part 1, and a blocking block 13 for preventing the elastic connecting component 3 from falling off is arranged in each cut hole 11; the other end of the elastic connecting component 3 penetrates through the corresponding digging hole 11 and then is fixedly connected with the second rolling part.

Further, the elastic connection assembly 3 includes: a spring 31, a pin rod 32 for limiting the spring 31, and a pin head 33 for compressing the spring 31; the pin head 33 is fixedly arranged at one end of the pin rod 32, and the other end of the pin rod 32 passes through the corresponding hole 11 and then is fixedly connected with the second rolling part; the spring 31 is sleeved on the pin rod 32, and the spring 31 is arranged between the pin head 33 and the blocking block 13 and is in a compressed state.

Specifically, in the present embodiment, the first winding portion 1 and the second winding portion are combined to form a cylindrical structure, so that the interface between the first winding portion 1 and the second winding portion is rectangular, and the cut holes 11 are distributed on the rectangular interface for uniformly distributing the pressure from the elastic connection assembly 3; the pin rod 32 passes through the hole 11 and is fixed with the second winding part, a spring 31 in a compressed state is arranged between the pin head 33 and the first winding part 1, and the spring 31 presses the first winding part 1 to the second winding part to enable the two winding parts to be mutually pressed.

Further, a first groove 12 is formed in the first winding part 1, a second groove 21 corresponding to the first groove 12 is formed in the second winding part, and the first groove 12 and the second groove 21 are combined to form a cylindrical through hole 5; the adjusting component 4 is rotatably arranged in the cylindrical through hole 5.

Further, the adjusting component 4 comprises a handle 42, an adjusting rotating shaft 41 is fixedly connected to the handle 42, and a clamping groove 43 used for being clamped to the limiting component 7 is formed in the adjusting rotating shaft 41.

Further, be equipped with straight portion on adjusting the pivot 41, straight portion be with the axially parallel plane of adjusting the pivot 41, adjust the pivot 41 the diameter with the internal diameter phase-match of cylindric through-hole 5.

Specifically, the adjusting member 4 is a cylindrical base body with a straight portion, the first groove 12 and the second groove 21 can be combined with each other to form a cylindrical through hole 5, the adjusting member 4 is disposed in the cylindrical through hole 5 and can rotate in the cylindrical through hole 5, when the straight portion faces the first winding portion 1, the first winding portion 1 can be close to the second winding portion due to losing the supporting function of the adjusting member 4, and when the adjusting member 4 is rotated, the first winding portion 1 and the second winding portion can be separated from each other due to the supporting function of the adjusting member 4.

Further, a rotary driving device 6 is also included; the first winding part 1 and the second winding part are in transmission connection with the rotary driving device 6.

In summary, the first winding part 1 and the second winding part of the present application are combined and pressed with each other through a pin and a compression spring; an adjusting component 4 for adjusting the distance between the first winding part 1 and the second winding part is arranged; after coiled material production finishes, through rotating adjusting part 4, can reduce the diameter of first coiling portion 1 and second coiling portion, let the coiled material of winding in first coiling portion 1 and second coiling portion lateral wall take off easily, avoid damaging the coiled material of twining at the unloading in-process.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model. .

Claims

1. A roller retraction device, comprising: a first winding part and a second winding part; the first winding part is provided with a plurality of elastic connecting components for mutually pressing the first winding part and the second winding part, one end of each elastic connecting component is in sliding connection with the first winding part, and the other end of each elastic connecting component is fixedly connected with the second winding part; the second winding part is provided with a limiting assembly, and the limiting assembly is rotatably clamped with an adjusting assembly used for adjusting the distance between the first winding part and the second winding part.

2. The roller retracting device according to claim 1, wherein a plurality of cut holes for placing one end of the elastic connecting component in a one-to-one correspondence are formed on the first winding part, and a blocking block for preventing the elastic connecting component from falling off is arranged in each cut hole; and the other end of the elastic connecting assembly passes through the corresponding digging hole and then is fixedly connected with the second rolling part.

3. A roller retraction device according to claim 2, wherein the resilient connection assembly comprises: the spring, the pin rod used for limiting the spring and the pin head used for compressing the spring; the pin head is fixedly arranged at one end of the pin rod, and the other end of the pin rod penetrates through the corresponding excavated hole and is fixedly connected with the second winding part; the spring is sleeved on the pin rod, is arranged between the pin head and the blocking block and is in a compressed state.

4. The roller retraction device according to claim 1, wherein the first winding part is provided with a first groove, the second winding part is provided with a second groove corresponding to the first groove, and the first groove and the second groove are combined into a cylindrical through hole; the adjusting component is rotatably arranged in the cylindrical through hole.

5. The roller retraction device according to claim 4, wherein the adjustment assembly comprises a handle, an adjustment rotating shaft is fixedly connected to the handle, and a clamping groove used for being clamped on the limiting assembly is formed in one end, close to the handle, of the adjustment rotating shaft.

6. A roller retracting device according to claim 5, wherein the regulating rotating shaft is provided with a flat portion which is a plane parallel to the axial direction of the regulating rotating shaft, and the diameter of the regulating rotating shaft matches the inner diameter of the cylindrical through hole.

7. A roller retraction device according to claim 1, further comprising a rotational drive; and the first winding part and the second winding part are in transmission connection with the rotary driving device.