CN220011494U - Unreeling device for flexible circuit board - Google Patents

Abstract

The utility model discloses a flexible circuit board unreeling device which comprises a base, a driving device, an unreeling roller, a first baffle, a second baffle, a locking piece and a first elastic piece, wherein the driving device is arranged on the base, the unreeling roller is in transmission connection with the driving device, the driving device drives the unreeling roller to rotate, the first baffle is arranged at one end of the unreeling roller, the second baffle is arranged at the other end of the unreeling roller, the unreeling roller penetrates through the second baffle, the second baffle can slide along the axial direction of the unreeling roller, the locking piece is detachably arranged at the end part of the unreeling roller, which is close to the second baffle, the first elastic piece is arranged between the locking piece and the second baffle, one end of the first elastic piece is in butt joint with the second baffle, the other end of the first elastic piece is in butt joint with the locking piece, and coils with different width sizes can be matched through adjusting the second baffle, and the occurrence of coil deviation can be reduced.

Description

Unreeling device for flexible circuit board

Technical Field

The utility model relates to the technical field related to electronic elements, in particular to a flexible circuit board unreeling device.

Background

The flexible circuit board is a flexible printed circuit board, the flexible circuit board printing needs unreeling equipment to unreel coiled materials, and the printing efficiency, the printing effect and the printing quality of the circuit board are affected by the unreeling device of the coiled materials.

The current flexible circuit board unreels the device and carries through motor cooperation unreels the roller, and different coiled material sizes are different, and current unreeling equipment needs to be changed spare part and to adapt to the specification of coiled material, and troublesome operation to the coiled material is comparatively soft, easy off tracking when unreeling.

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 flexible circuit board unreeling device, which can solve the problem of convenience in operation of unreeling equipment.

An embodiment of the flexible circuit board unreeling device according to the first aspect of the present utility model comprises: the device comprises a base, a driving device, an unreeling roller, a first baffle, a second baffle, a locking piece and a first elastic piece, wherein the driving device is arranged on the base, the unreeling roller is in transmission connection with the driving device, the driving device drives the unreeling roller to rotate, the first baffle is arranged at one end of the unreeling roller, the second baffle is arranged at the other end of the unreeling roller, the unreeling roller penetrates through the second baffle, the second baffle can slide along the axial direction of the unreeling roller, the locking piece is detachably arranged at the end part of the unreeling roller, which is close to the second baffle, the first elastic piece is arranged between the locking piece and the second baffle, one end of the first elastic piece is in butt joint with the second baffle, and the other end of the first elastic piece is in butt joint with the locking piece.

The flexible circuit board unreeling device provided by the embodiment of the utility model has at least the following beneficial effects: during the use, the locking piece is dismantled, the second baffle is unloaded along unreeling roller, the coiled material is put into unreeling roller on, put the second baffle after accomplishing, and the width of the coiled material of different specifications is different, the second baffle can slide to with coiled material side butt, then install the locking piece with first elastic component butt in the second baffle lateral wall, thereby order about the second baffle to compress tightly in the coiled material, thereby can adapt to different coiled material widths, easy operation, when unreeling roller rotates and puts the coiled material, because the second baffle compresses tightly in the coiled material lateral wall under the drive of elastic force, can reduce the condition emergence of coiled material off tracking.

According to some embodiments of the utility model, the driving device comprises a driving motor and a driving shaft, the driving motor is arranged on the base, the driving shaft is in transmission connection with the driving motor, the unreeling roller is provided with a transmission part, and the transmission part is in transmission connection with the driving shaft in a matched mode.

According to some embodiments of the utility model, the transmission part comprises a transmission hole, the transmission hole penetrates through the unreeling roller along the axial direction, and the driving shaft penetrates through the transmission hole.

According to some embodiments of the utility model, the locking member comprises a locking sleeve, the locking sleeve is provided with a threaded hole, an external thread is arranged on the end of the unreeling roller, which is close to the second baffle, and the locking sleeve is in threaded connection with the unreeling roller so as to compress the first elastic member on the second baffle.

According to some embodiments of the utility model, the first elastic member includes a sleeve having elasticity, and a plurality of through grooves are provided on a sidewall of the sleeve at intervals, the through grooves extending in an axial direction of the sleeve.

According to some embodiments of the utility model, a mounting groove is formed in a side, close to the first elastic piece, of the second baffle plate, and the mounting groove is used for abutting the first elastic piece.

According to some embodiments of the utility model, the flexible circuit board unreeling device further comprises a pressing roller and a connecting piece, one end of the connecting piece is rotatably connected with the base, the other end of the connecting piece is connected with the pressing roller, the pressing roller is rotatably connected with the connecting piece, the pressing roller is arranged in parallel with the unreeling roller, a second elastic piece is arranged between the connecting piece and the base, and the second elastic piece drives the connecting piece to rotate towards the base.

According to some embodiments of the utility model, the second elastic member includes a tension spring, one end of which is connected to the connecting member, and the other end of which is connected to the base to pull the connecting member to rotate close to the base.

According to some embodiments of the utility model, the flexible circuit board unreeling device further comprises a driven roller rotatably connected with the base, and the driven roller is disposed in parallel with the unreeling roller.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of another direction of an embodiment of the present utility model;

fig. 3 is a cross-sectional view of fig. 1.

Reference numerals:

a base 100;

a driving device 200, a driving motor 210, and a driving shaft 220;

unreeling roller 300, transmission part 310, transmission hole 320 and external thread 330;

a first baffle 400;

a second barrier 500, a mounting groove 510;

a locking member 600, a locking sleeve 610, a threaded hole 611;

a first elastic member 700, a sleeve 710, a through groove 711;

pinch roller 810, connector 820, second elastic member 830, tension spring 831;

driven roller 910.

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 embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should 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, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 3, a flexible circuit board unreeling device according to a first aspect of the present utility model includes a base 100, a driving device 200, an unreeling roller 300, a first baffle 400, a second baffle 500, a locking member 600 and a first elastic member 700, wherein the driving device 200 is disposed on the base 100, the unreeling roller 300 is in transmission connection with the driving device 200, the driving device 200 drives the unreeling roller 300 to rotate, the first baffle 400 is disposed at one end of the unreeling roller 300, the second baffle 500 is disposed at the other end of the unreeling roller 300, the unreeling roller 300 is disposed through the second baffle 500, the second baffle 500 can slide along the axial direction of the unreeling roller 300, the locking member 600 is detachably disposed at the end of the unreeling roller 300 close to the second baffle 500, the first elastic member 700 is disposed between the locking member 600 and the second baffle 500, and one end of the first elastic member 700 abuts against the second baffle 500, and the other end abuts against the locking member 600.

Specifically, when in use, the locking piece 600 is detached firstly, the second baffle 500 is detached along the unreeling roller 300, the coiled material is put on the unreeling roller 300, the second baffle 500 is put after the completion of placement, the widths of coiled materials with different specifications are different, the second baffle 500 can slide to be abutted against the side surface of the coiled material, then the locking piece 600 is installed to abut against the first elastic piece 700 on the side wall of the second baffle 500, so that the second baffle 500 is driven to be tightly pressed on the coiled material, different coiled material widths can be adapted, the operation is simple, and when the unreeling roller 300 rotates to discharge the coiled material, the second baffle 500 is tightly pressed on the side wall of the coiled material under the driving of elastic force, so that the occurrence of the condition of deviation of the coiled material can be reduced.

Referring to fig. 1 to 3, in some embodiments of the present utility model, a driving device 200 includes a driving motor 210 and a driving shaft 220, the driving motor 210 is disposed on a base 100, the driving shaft 220 is in transmission connection with the driving motor 210, an unreeling roller 300 is provided with a transmission part 310, the transmission part 310 is in transmission connection with the driving shaft 220, specifically, an output shaft of the driving motor 210 can be directly in transmission connection with the driving shaft 220, the driving motor 210 is supported by the base 100, the driving shaft 220 is in transmission connection with the transmission part 310 of the unreeling roller 300, the unreeling roller 300 can rotate under the driving of the driving motor 210, and the rotating speed of the driving motor 210 can be adjusted to adjust the unreeling speed so as to meet the production requirement.

It should be understood that the driving device 200 is not limited to the above embodiment, and the driving device 200 may be capable of driving the unreeling roller 300 to rotate, which is not described in detail herein.

Referring to fig. 3, in some embodiments of the present utility model, the transmission part 310 includes a transmission hole 320, the transmission hole 320 penetrates in the axial direction of the unreeling roller 300, the driving shaft 220 penetrates through the transmission hole 320, in particular, the unreeling roller 300 may be a cylindrical roller body so as to facilitate rotation, the transmission hole 320 may be disposed at the axial center of the unreeling roller 300, the transmission hole 320 may be a waist-shaped hole so as to be capable of receiving torque transmitted by the driving shaft 220, and the driving shaft 220 may be longer in length so as to have a larger contact area with the transmission hole 320, so that torque can be stably transmitted, and the unreeling roller 300 can stably operate.

Referring to fig. 1 to 3, in some embodiments of the present utility model, the locking member 600 includes a locking sleeve 610, the locking sleeve 610 is provided with a threaded hole 611, the end of the unreeling roller 300, which is close to the second baffle 500, is provided with an external thread 330, the locking sleeve 610 is in threaded connection with the unreeling roller 300 to compress the first elastic member 700 against the side wall of the second baffle 500, in particular, the locking sleeve 610 may be annular, the middle is provided with the threaded hole 611, the external thread 330 is provided on the outer side wall of the unreeling roller 300 to cooperate with the locking sleeve 610, the locking sleeve 610 is driven to rotate so that the locking sleeve 610 moves along the axial direction of the unreeling roller 300, in use, the first elastic member 700 is pushed by the locking sleeve 610 to abut against the second baffle 500, and then pushes the second baffle 500 to abut against the coiled material, and further tightens the locking member, so that the second baffle 500 can be compressed against the side wall of the coiled material, the first elastic member 700 is compressed to generate elastic force, and the second baffle 500 can be further compressed against the coiled material by adjusting the position of the second baffle 500 to adapt to coiled material with different widths, and the elastic member 700 can be compressed by the user simply.

It should be noted that, the locking sleeve 610 is not limited to the above embodiment, and other embodiments may be used, for example, the locking sleeve 610 may also be engaged with the unwind roller 300.

Referring to fig. 1 to 3, in some embodiments of the present utility model, the first elastic member 700 includes a sleeve 710, the sleeve 710 has elasticity, a plurality of through grooves 711 are provided on a sidewall of the sleeve 710 at intervals, the through grooves 711 extend along an axial direction of the sleeve 710, specifically, the sleeve 710 may be made of rubber, the through grooves 711 penetrate through the sidewall of the sleeve 710, in use, the locking member is tightened to move toward the first elastic member 700, the first elastic member 700 abuts against the second baffle 500 to deform, and the through grooves 711 are provided to increase the deformation degree of the sleeve 710, so as to reduce the rigidity of the sleeve 710 and increase the elasticity, so that the elastic force is not excessively large to press the coiled material.

It should be noted that the first elastic member 700 is not limited to the above embodiment, and other embodiments may be used, for example, the first elastic member 700 may be a spring.

Referring to fig. 3, in some embodiments of the present utility model, a mounting groove 510 is formed on a side of the second baffle 500 adjacent to the first elastic member 700, the mounting groove 510 is configured to allow the first elastic member 700 to abut against, specifically, the mounting groove 510 may be annular, an end portion of the first elastic member 700 abuts against a bottom wall of the mounting groove 510, and a sidewall of the mounting groove 510 can limit the first elastic member 700 to move along a lateral direction of the second baffle 500, so as to facilitate installation and positioning of the first elastic member 700 and improve a compression effect.

Referring to fig. 1 to 3, in some embodiments of the present utility model, the flexible circuit board unreeling device further includes a compressing roller 810 and a connecting member 820, one end of the connecting member 820 is rotatably connected with the base 100, the other end is connected with the compressing roller 810, the compressing roller 810 is rotatably connected with the connecting member 820, the compressing roller 810 is parallel to the unreeling roller 300, a second elastic member 830 is disposed between the connecting member 820 and the base 100, the second elastic member 830 drives the connecting member 820 to rotate towards the base 100, specifically, the coiled material passes through the compressing roller 810, the compressing roller 810 rotates towards the base 100 under the driving of the second elastic member 830, and simultaneously compresses the coiled material, and during unreeling, the compressing roller 810 parallel to the unreeling roller 300 compresses the coiled material to keep the coiled material in a correct position, so that the coiled material is not easy to deviate, and the unreeling quality can be improved.

Referring to fig. 1 to 3, in some embodiments of the present utility model, the second elastic member 830 includes a tension spring 831, one end of the tension spring 831 is connected to the connection member 820, and the other end is connected to the base 100 to pull the connection member 820 to rotate close to the base 100, specifically, the tension spring 831 pulls the connection member 820 such that the connection member 820 rotates toward the base 100, and when in use, pulls the pinch roller 810, the tension spring 831 pulls open, the coil is pulled out through the pinch roller 810, and then releases the pinch roller 810, the tension spring 831 contracts, and the pinch roller 810 is driven to pinch the coil, so that the structure is simple, and the use by a user is facilitated.

Referring to fig. 1 to 3, in some embodiments of the present utility model, the flexible circuit board unreeling device further includes a driven roller 910, the driven roller 910 is rotatably connected with the base 100, and the driven roller 910 is disposed parallel to the unreeling roller 300, after the driven roller 910 is disposed on the unreeling roller 300, the coiled material is output through the driven roller 910, and during unreeling, the driven roller 910 rotates with the coiled material, so as to tension the coiled material, and perform a finishing function, so that the coiled material is not easy to deviate, and the unreeling quality is improved.

It is understood that a plurality of driven rollers 910 may be provided, and the coil may be arranged.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. The flexible circuit board unreels device, its characterized in that includes:

a base (100);

a driving device (200) provided on the base (100);

the unreeling roller (300) is in transmission connection with the driving device (200), and the driving device (200) drives the unreeling roller (300) to rotate;

the first baffle (400) is arranged at one end of the unreeling roller (300);

the second baffle (500) is arranged at the other end of the unreeling roller (300), the unreeling roller (300) is arranged on the second baffle (500) in a penetrating mode, and the second baffle (500) can slide along the axial direction of the unreeling roller (300);

a locking piece (600) which is detachably arranged at the end part of the unreeling roller (300) close to the second baffle plate (500);

and a first elastic member (700) provided between the locking member (600) and the second shutter (500), wherein one end of the first elastic member (700) is in contact with the second shutter (500), and the other end is in contact with the locking member (600).

2. The flexible circuit board unreeling device according to claim 1, wherein the driving device (200) comprises a driving motor (210) and a driving shaft (220), the driving motor (210) is arranged on the base (100), the driving shaft (220) is in transmission connection with the driving motor (210), the unreeling roller (300) is provided with a transmission part (310), and the transmission part (310) is in transmission connection with the driving shaft (220) in a matched mode.

3. The flexible circuit board unreeling device of claim 2, wherein the transmission part (310) comprises a transmission hole (320), the transmission hole (320) penetrates through the unreeling roller (300) along the axial direction, and the driving shaft (220) penetrates through the transmission hole (320).

4. The flexible circuit board unreeling device of claim 1, wherein the locking piece (600) comprises a locking sleeve (610), the locking sleeve (610) is provided with a threaded hole (611), an external thread (330) is arranged on the end of the unreeling roller (300) close to the second baffle (500), and the locking sleeve (610) is in threaded connection with the unreeling roller (300) so as to compress the first elastic piece (700) on the second baffle (500).

5. A flexible circuit board unreeling device according to claim 4, wherein the first elastic member (700) comprises a sleeve (710), the sleeve (710) has elasticity, a plurality of through grooves (711) are provided on a side wall of the sleeve (710) at intervals, and the through grooves (711) extend in an axial direction of the sleeve (710).

6. The flexible circuit board unreeling device according to claim 4 or 5, wherein a mounting groove (510) is arranged on one side of the second baffle (500) close to the first elastic piece (700), and the mounting groove (510) is used for the first elastic piece (700) to abut.

7. The flexible circuit board unreeling device of claim 1, further comprising a pinch roller (810) and a connecting piece (820), wherein one end of the connecting piece (820) is rotatably connected with the base (100), the other end of the connecting piece is connected with the pinch roller (810), the pinch roller (810) is rotatably connected with the connecting piece (820), the pinch roller (810) is arranged in parallel with the unreeling roller (300), a second elastic piece (830) is arranged between the connecting piece (820) and the base (100), and the second elastic piece (830) drives the connecting piece (820) to rotate towards the base (100).

8. The flexible circuit board unreeling device of claim 7, wherein the second elastic member (830) comprises a tension spring (831), one end of the tension spring (831) is connected to the connecting member (820), and the other end is connected to the base (100) to pull the connecting member (820) to rotate close to the base (100).

9. The flexible circuit board unreeling device of claim 1, further comprising a driven roller (910), wherein the driven roller (910) is rotatably connected with the base (100), and wherein the driven roller (910) is disposed in parallel with the unreeling roller (300).