CN220392764U - Ribbon winding device with cut-off function - Google Patents

Abstract

The utility model provides a ribbon coiling mechanism with cut function, which comprises a base, tensioning assembly, coiling assembly, be provided with on the base between tensioning assembly and coiling assembly and decide the structure, it is including the grudging post of symmetry setting on the base to decide the structure, be provided with the mount pad between two grudging posts, the both ends of mount pad are connected on the grudging post through the dead lever respectively, be provided with in the mount pad and cut the chamber, it is provided with feed inlet and discharge gate to cut on the chamber, feed inlet and discharge gate intercommunication, the typewriter ribbon can pass through the feed inlet outside the discharge gate, it is provided with and cuts the sword to cut the intracavity, it is provided with the connecting plate to cut the upper end of sword, be provided with on the mount pad and be used for driving the connecting plate and decide along the drive arrangement that vertical direction removed, drive arrangement drive connecting plate moves down so that the sword that sets up in the connecting plate lower extreme cuts the typewriter ribbon. When the length of the ribbon winding reaches the required length, the movable plate can drive the cutting knife to cut the ribbon in the cutting cavity in the downward moving process, so that the efficiency is improved.

Description

Ribbon winding device with cut-off function

Technical Field

The utility model particularly relates to a ribbon winding device with a cutting function.

Background

In the production process of the ribbon, the ribbon needs to be rolled so as to be convenient for the subsequent process of ribbon production, and the Chinese utility model with the bulletin number of CN216763684U discloses a rolling device for producing the ribbon for printers, wherein the rolling device is referred to in the specification as' the rotating shaft 202 is driven to rotate by a motor 104, and the ribbon deflection is limited by a rotating roller 107; the rotation of the output end of the motor 104 is transmitted to the winding drum 204 through the driving gear 105, the driven gear 209, the rotating shaft 202 and the rotating shaft sleeve 203, the winding of the ribbon is completed, the winding drum 204 is convenient to assemble and disassemble through the winding drum handle 205, the flatness of the ribbon during winding is convenient to adjust through the tensioning wheel 207, wrinkles are prevented from being generated, and the offset possibly occurring in the winding process of the ribbon is further reduced through the width limiting ring 208. However, when the device is required to cut off the redundant ribbon after being wound to the length required by the ribbon, the device is not provided with a structure with a cutting function, so that the ribbon is required to be manually cut off, thereby reducing the production efficiency.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the ribbon winding device with the cutting function.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a ribbon coiling mechanism with cut function, includes the base, be provided with tensioning assembly on the base, one side of tensioning assembly is provided with the coiling assembly that is used for the coiling ribbon be provided with the structure of cutting on the base between tensioning assembly and the coiling assembly, the structure of cutting is including the grudging post of symmetry setting on the base, is provided with the mount pad between two grudging posts, the both ends of mount pad are connected on the grudging post through the dead lever respectively, be provided with the cutting chamber in the mount pad, be provided with feed inlet and discharge gate on the cutting chamber, feed inlet and discharge gate intercommunication, the ribbon can convey outside the discharge gate through the feed inlet, the cutting intracavity is provided with the cutting knife, the upper end of cutting knife is provided with the connecting plate, be provided with the drive arrangement who is used for driving the connecting plate to cut down along vertical direction on the mount pad, drive arrangement drives the connecting plate and moves so that the setting up cuts the ribbon in the connecting plate lower extreme.

Preferably, the tensioning assembly comprises a mounting frame symmetrically arranged, a conveying roller and a tensioning roller which are parallel to each other are arranged between the two mounting frames, the tensioning roller is arranged above the conveying roller, a first rotating motor for driving the conveying roller to rotate is arranged on the mounting frame, two ends of the tensioning roller are respectively provided with an adjusting structure, the adjusting structures are in sliding connection with the mounting frames, and the tensioning roller can do vertical movement relative to the mounting frames through the adjusting structures so as to adjust the distance between the tensioning roller and the conveying roller.

Preferably, the adjusting structure comprises a movable groove arranged on the mounting frame and a connecting block arranged at the end part of the tensioning roller, an elastic component is arranged between the lower end of the connecting block and the bottom of the movable groove, and the connecting block can move in the movable groove along the vertical direction under the action of external force so as to drive the tensioning roller to be close to or far away from the conveying roller.

Preferably, the connecting block is provided with a moving block, and the movable groove is internally provided with a guide groove for sliding fit of the moving block.

Preferably, the winding assembly comprises two winding frames arranged on the base, a winding roller is rotatably connected between the two winding frames, and a second rotating motor for driving the winding roller to rotate is arranged on the winding frames.

Preferably, the driving device is a telescopic cylinder.

The utility model has the beneficial effects that:

the ribbon winding device starts the telescopic cylinder when the length of ribbon winding reaches the required length, the telescopic cylinder drives the movable plate to move downwards, and the cutting knife is arranged on the movable plate, so that the cutting knife can be driven to cut the ribbon in the cutting cavity in the process of moving the movable plate downwards, thereby being capable of replacing the existing manual cutting and improving the production efficiency.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural diagram of a ribbon winding device with a cutting function;

FIG. 2 is an enlarged view of a portion of A of FIG. 1;

fig. 3 is a schematic structural view of the connection block.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout.

The orientations shown in the drawings are not to be construed as limiting the specific scope of the utility model, and only as a reference to the preferred embodiments, variations in the positions or numbers of product components shown in the drawings or structural simplifications may be made.

The terms "connected" and "connected" as used in the specification and illustrated in the drawings refer to the components as being "connected" to each other, and are understood to mean fixedly connected or detachably connected or integrally connected; the connection can be direct connection or connection through an intermediate medium, and a person skilled in the art can understand the connection relation according to specific situations to obtain a screw connection or riveting or welding or clamping or embedding and other modes to replace the modes in different embodiments in a proper mode.

Terms of orientation such as up, down, left, right, top, bottom, and the like, as well as orientations shown in the drawings, may be used for direct contact or contact by additional features between the components; such as directly above and obliquely above, or it merely represents above the other; other orientations may be understood by analogy.

The materials for manufacturing the components with the solid shapes shown in the specification and the drawings can be metal materials or nonmetal materials or other composite materials; the machining process adopted for the parts with solid shapes can be stamping, forging, casting, wire cutting, laser cutting, casting, injection molding, milling, three-dimensional printing, machining and the like; those skilled in the art can adaptively select or combine according to different processing conditions, costs and precision, but are not limited to the above materials and manufacturing processes.

1-3, including base 1, be provided with tensioning module on the base 1, one side of tensioning module is provided with the rolling subassembly 3 that is used for rolling the typewriter ribbon be provided with on the base 1 between tensioning module and the rolling subassembly 3 and decide structure 4, decide structure 4 including the grudging post 41 of symmetry setting on base 1, be provided with mount pad 42 between two grudging posts 41, the both ends of mount pad 42 are connected on grudging post 41 through dead lever 43 respectively, be provided with in the mount pad 42 and cut the chamber 44, be provided with feed inlet and discharge gate 441 on the chamber 44, feed inlet and discharge gate 441 intercommunication, typewriter ribbon can pass through the feed inlet and convey outside discharge gate 441, be provided with in the chamber 44 and cut cutter 45, the upper end of cutter 45 is provided with connecting plate 46, be provided with the drive arrangement 47 that is used for driving connecting plate 46 and moves along vertical direction on the mount pad 42, drive arrangement drives connecting plate 46 and moves down so that the setting is cut the end to cut the typewriter ribbon 46 at the connecting plate 46.

Further, the tensioning assembly comprises symmetrically arranged mounting frames 21, a conveying roller 22 and a tensioning roller 23 which are parallel to each other are arranged between the two mounting frames 21, the tensioning roller 23 is arranged above the conveying roller 22, a first rotating motor 24 for driving the conveying roller 22 to rotate is arranged on the mounting frames 21, two ends of the tensioning roller 23 are respectively provided with an adjusting structure 25, the adjusting structures 25 are in sliding connection with the mounting frames 21, and the tensioning roller 23 can move in the vertical direction relative to the mounting frames 21 through the adjusting structures 25 so as to adjust the distance between the tensioning roller and the conveying roller 22.

Further, the adjusting structure 25 includes a movable slot 251 disposed on the mounting frame 21, and a connection block 252 disposed at an end of the tensioning roller 23, an elastic component 253 is disposed between a lower end of the connection block 252 and a bottom of the movable slot 251, and the connection block 252 can move in a vertical direction in the movable slot 251 under the action of an external force, so as to drive the tensioning roller 23 to approach or separate from the conveying roller 22.

Further, the connection block 252 is provided with a moving block 2521, and a guide groove 2522 in which the moving block 2521 is slidably engaged is provided in the movable slot 251.

Further, the winding assembly 3 includes two winding frames 31 disposed on the base 1, a winding roller 32 is rotatably connected between the two winding frames 31, and a second rotating motor 33 for driving the winding roller 32 to rotate is disposed on the winding frame 31.

Further, the driving device 47 is a telescopic cylinder.

The working principle of the utility model is as follows:

when the ribbon is conveyed between the conveying roller 22 and the tensioning roller 23, the flatness of the ribbon can be improved; one end of the ribbon enters the cutting cavity 44 through the feeding hole on the mounting seat 42 and extends out of the discharging hole 441, when one end of the ribbon extends out of the discharging hole 441 and then is connected to the winding roller 32, the second rotating motor 33 is driven at the moment, and the second rotating motor 33 drives the winding roller 32 to rotate so as to wind the ribbon; when the length of the ribbon winding reaches the required length, the telescopic cylinder is started, and the telescopic cylinder drives the movable plate to move downwards, and the cutting knife 45 can be driven to cut the ribbon in the cutting cavity 44 in the process of the downward movement of the movable plate because the cutting knife 45 is arranged on the movable plate, so that the conventional manual cutting can be replaced, and the production efficiency is improved. When the ribbon is driven in the cutting cavity 44, the cutting cavity 44 has a limiting function on the ribbon, so that the ribbon can be prevented from shifting in the winding process, and the winding effect is further affected. The design principle of the feeding hole is similar to that of the discharging hole, so the drawing is not displayed any more. Spring implementation may be selected as the elastic member 253 of embodiment 1.

On the basis of the above technical scheme, when the surface of the ribbon is wrinkled, the surface of the cutting edge is uneven when the cutting edge 45 cuts the ribbon. The tensioning assembly of this application (as shown in fig. 1), when the typewriter ribbon of different thickness passes through between tensioning roller 23 and the transfer roller 22, the both ends of tensioning roller 23 can be through adjusting the structure along vertical direction removal on mounting bracket 21 to adjust the typewriter ribbon of different thickness of flattening of distance between tensioning roller 23 and the transfer roller 22, make the surface of typewriter ribbon be in the state of leveling, improve and cut the effect. As embodiment 1 adjusts structures and can select connecting block 252, elastic component 253 etc. to realize, when the thickness of typewriter ribbon changes, can manually lift up tensioning roller 23 gently, put into between tensioning roller 23 and the transfer roller 22 with typewriter ribbon, then release tensioning roller 23, tensioning roller 23 can drive connecting block 252 and remove extrusion elastic component 253 downwards in movable slot 251 this moment, tensioning roller 23 can make the lower extreme butt of tensioning roller 23 on the surface of typewriter ribbon under elastic component 253's effect, so tensioning roller 23 of this application can flatten to the typewriter ribbon of different thickness, effectively avoid the fold to influence subsequent cutting effect on the typewriter ribbon.

On the basis of the above technical solution, the present application provides the moving block 2521 on the connecting block 252, the moving slot 251 is provided with the guide slot 2522 for the moving block 2521 to slide, when the connecting block 252 moves in the moving slot 251, the moving block 2521 moves along the guide slot 2522 in the vertical direction, and the movable fit of the moving block 2521 and the guide slot 2522 has a guiding effect on the movement track of the connecting block 252, so that the tension roller 23 can better press the color ribbon located on the transfer roller 22.

While the present utility model has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made therein without departing from the spirit and scope of the utility model as defined in the following claims. Accordingly, the detailed description of the disclosed embodiments is to be taken only by way of illustration and not by way of limitation, and the scope of protection is defined by the content of the claims.

Claims (6)

1. The utility model provides a ribbon coiling mechanism with cut function, its characterized in that, including base (1), be provided with tensioning assembly on base (1), one side of tensioning assembly is provided with rolling assembly (3) that are used for rolling the ribbon be provided with on base (1) between tensioning assembly and rolling assembly (3) and decide structure (4), decide structure (4) including setting up grudging post (41) on base (1) symmetrically, be provided with mount pad (42) between two grudging posts (41), the both ends of mount pad (42) are connected on grudging post (41) through dead lever (43) respectively, be provided with in mount pad (42) and cut chamber (44), be provided with feed inlet and discharge gate (441) on cutting chamber (44), feed inlet and discharge gate (441) intercommunication, can be outside feed inlet conveying to discharge gate (441), be provided with in cutting chamber (44) and cut out (45), the upper end of cutting knife (45) is provided with connecting plate (46), install and be used for driving connecting plate (46) along the vertical direction of drive arrangement (47), the driving device (47) drives the connecting plate (46) to move downwards so that the cutting knife (45) arranged at the lower end of the connecting plate (46) cuts the color ribbon.

2. The ribbon winding device with the cutoff function according to claim 1, wherein the tensioning assembly comprises a mounting frame (21) which is symmetrically arranged, a conveying roller (22) and a tensioning roller (23) which are parallel to each other are arranged between the two mounting frames (21), the tensioning roller (23) is arranged above the conveying roller (22), a first rotating motor (24) for driving the conveying roller (22) to rotate is arranged on the mounting frame (21), two ends of the tensioning roller (23) are respectively provided with an adjusting structure (25), the adjusting structures (25) are in sliding connection with the mounting frame (21), and the tensioning roller (23) can move relative to the mounting frame (21) in the vertical direction through the adjusting structures (25) so as to adjust the distance between the tensioning roller and the conveying roller (22).

3. The ribbon winding device with the cutoff function according to claim 2, wherein the adjusting structure (25) comprises a movable groove (251) arranged on the mounting frame (21), and a connecting block (252) arranged at the end of the tensioning roller (23), an elastic component (253) is arranged between the lower end of the connecting block (252) and the bottom of the movable groove (251), and the connecting block (252) can move in the movable groove (251) along the vertical direction under the action of external force so as to drive the tensioning roller (23) to be close to or far away from the conveying roller (22).

4. A ribbon winding device with a cutting function according to claim 3, wherein the connecting block (252) is provided with a moving block (2521), and the movable slot (251) is provided with a guide slot (2522) in which the moving block (2521) is slidably engaged.

5. The ribbon winding device with the cutting function according to claim 1, wherein the winding assembly (3) comprises two winding frames (31) arranged on the base (1), a winding roller (32) is rotatably connected between the two winding frames (31), and a second rotating motor (33) for driving the winding roller (32) to rotate is arranged on the winding frame (31).

6. A ribbon take-up device with cut-off function according to claim 1, characterized in that the driving means (47) is a telescopic cylinder.