CN219256452U

CN219256452U - FPC flexible piece bending device

Info

Publication number: CN219256452U
Application number: CN202223304289.5U
Authority: CN
Inventors: 谢建康
Original assignee: Suzhou Huisheng Automation Equipment Co ltd
Current assignee: Suzhou Huisheng Automation Equipment Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-27
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses an FPC flexible part bending device which comprises a movable carrier plate, wherein a plurality of bending stations are arranged on the carrier plate, each bending station comprises a positioning part and a bending part, each positioning part is used for positioning a workpiece, each bending part comprises an avoidance hole and a bending component arranged in each avoidance hole, and each bending component comprises a turnover arm which can be arranged in each avoidance hole in a turnover manner and a positioning needle used for positioning crease marks of the workpiece. The compactness that this scheme improves the arrangement between the station saves space, need not to extrude the crease in advance, further improves machining efficiency, ensures the roughness of work piece in the course of working simultaneously, prevents that the work piece from shifting in the course of buckling simultaneously, improves the yield and the precision of work piece processing.

Description

FPC flexible piece bending device

Technical Field

The utility model relates to the field of electronic product processing, in particular to an FPC flexible part bending device.

Background

The FPC flexible printed circuit board is made of polyimide or polyester film as a base material, has the characteristics of high reliability, excellent flexibility, high wiring density, light weight, thin thickness and good bending property, and needs to be pre-bent and positioned when the FPC flexible printed circuit board is assembled, so that the bending part of a product is positioned, and a crease is formed at the bending part, thereby facilitating the subsequent pasting and fixing of the bending part of the product. The existing processing mode is mainly to fix a position through manual bending or adopting the jig of buckling, for example, chinese patent grant bulletin number is CN203951680U, patent name is the utility model patent of FPC multichannel bending jig, a FPC multichannel bending jig is disclosed, position the product through the appearance guide slot, and buckle the product through the clamp plate, set up magnet on clamp plate and base respectively corresponding, utilize the gravitation of magnet to restrict the product kink in the appearance guide slot, and realize buckling, this jig simple structure, and provide convenience for manual processing, however, even if use the appearance guide slot to fix a position the product, in the bending process, the product is liable to produce the skew because the product material is comparatively frivolous, be difficult to the flattening and attach in the appearance guide slot of appearance in the course of working, easily cause bending position mistake, influence the success rate of product processing, in addition, this kind of mode that utilizes magnetism to inhale to accomplish still has certain drawback: if the magnetism of the magnet is not strong, the bending effect is poor; if the magnetism of the magnet is strong, the pressing plate and the base are difficult to separate after the product is bent, the product is easy to damage, and the processing efficiency is low; meanwhile, the machining jig through manual machining can only machine one workpiece at a time, and machining efficiency is low.

Disclosure of Invention

Accordingly, in order to solve the above problems, the present utility model provides a bending device for an FPC flexible member.

The utility model is realized by the following technical scheme:

the utility model provides a FPC flexible piece bending apparatus, includes mobilizable carrier plate, be provided with a plurality of stations of buckling on the carrier plate, the station of buckling includes location portion and kink, location portion is used for the location work piece, the kink is including dodging the hole and setting up dodging downthehole bending component, the subassembly of buckling is including setting up in can overturn dodging downthehole upset arm to and be used for the locating pin of location work piece crease, the upset arm rotates along the upset axis, the locating pin sets up on the upset axis of upset arm.

Preferably, the overturning arm comprises a cover plate driven to rotate by an overturning motor, and a first vacuum adsorption hole for adsorbing the workpiece is formed in the surface of the cover plate.

Preferably, the cover plate comprises a connecting section and an adsorption section, the connecting section is arranged between the adsorption section and the overturning motor, and the first vacuum adsorption hole is formed in the adsorption section.

Preferably, the positioning part comprises a bending positioning part extending towards the inside of the avoidance hole, and the adsorption section is arranged at one side of the bending positioning part in the first state; under the second state, the overturning arm overturns and the adsorption section partially covers the bending positioning part, and the positioning needle is arranged between the overturning arm and the bending positioning part.

Preferably, the positioning needle is fixed on the needle seat, the needle seat is connected with the linear module, and the positioning needle is driven by the air cylinder to reciprocate along the overturning axis of the overturning arm, so that the positioning needle can be selectively moved to the upper surface of the bending positioning part.

Preferably, the bending assembly further comprises a positioning clamp, the positioning clamp is driven by the air cylinder to be arranged in the avoidance hole in a lifting manner, the positioning clamp is fixed on a rotating shaft, the rotating shaft is perpendicular to the carrier plate, and the positioning clamp rotates along the rotating shaft.

Preferably, a limiting block for positioning the workpiece is arranged on the positioning part, and the limiting block is convexly arranged on the surface of the carrier plate.

Preferably, the positioning part is further provided with a second vacuum adsorption hole for positioning the workpiece.

Preferably, among the plurality of stations on the carrier plate, the setting directions of two adjacent stations are opposite.

Preferably, a sliding block is arranged at the bottom of the carrier plate, and the sliding block moves along the guide rail.

The technical scheme of the utility model has the beneficial effects that:

1. the bending positioning part supports and positions the bending part of the workpiece, and the positioning needle is used for determining the crease of the bending part of the workpiece, so that the accuracy of bending processing of the workpiece is ensured, and meanwhile, the positioning needle reciprocates on the turning axis of the turning arm, so that the positioning needle can be selectively arranged at the crease of the workpiece without extruding the crease in advance, and the position relationship between the positioning needle and the turning arm is further accurate.

2. The vacuum adsorption holes for positioning the workpiece are respectively formed in the overturning arm and the positioning part, the limiting block for positioning the workpiece is arranged on the positioning part according to the shape of the workpiece, so that the flatness of the workpiece in the machining process is ensured, the workpiece is prevented from shifting in the bending process, and the machining yield and precision of the workpiece are improved.

3. The carrier plate is provided with a plurality of stations, and the setting directions of two adjacent stations are opposite, so that the compactness of arrangement among the stations is improved, the space is saved, and the processing efficiency is further improved.

Drawings

FIG. 1 is a schematic view of the structure of an FPC flexure workpiece;

FIG. 2 is a perspective view of the FPC flexure bending apparatus;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a perspective view of the FPC flexure bending apparatus (with carrier hidden);

FIG. 5 is an enlarged view of portion B of FIG. 4;

FIG. 6 is a schematic view of the structure of the invert arm;

fig. 7 is a schematic structural view of the locating clip.

Detailed Description

So that the objects, advantages and features of the present utility model can be more clearly and specifically set forth, a more particular description of the preferred embodiments will be rendered by the following non-limiting description thereof. The embodiment is only a typical example of the technical scheme of the utility model, and all technical schemes formed by adopting equivalent substitution or equivalent transformation fall within the scope of the utility model.

It is also stated that, in the description of the aspects, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "front", "rear", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like in this description are used for descriptive purposes only and are not to be construed as indicating or implying a ranking of importance, or as implicitly indicating the number of technical features shown. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the present utility model, the meaning of "plurality" means two or more, unless specifically defined otherwise.

The utility model discloses a bending device for an FPC flexible part, which is used for processing an FPC flexible part workpiece 100 shown in figure 1, and comprises a workpiece main body 1001 and a region to be bent 1002 on the workpiece, wherein the region to be bent 1002 is provided with a terminal, after bending, a crease 1003 is generated between the region to be bent 1002 and the workpiece main body 1001, in order to determine the bending position of the workpiece, the crease 1003 is usually pressed out, or the position of the crease 1003 is determined, after the bending is completed, the region to be bent 1002 is attached to the workpiece main body 1001 through an adhesive tape 1004, before the workpiece is bent, a release film on the adhesive tape 1004 is torn off, then the region to be bent 1002 is bent to cover the workpiece main body 1001, and is attached to the workpiece main body 1001 through the adhesive tape 1004, and a via hole 1005 for connecting all circuits on the flexible part is also arranged on the FPC flexible part workpiece 100.

As shown in fig. 2-7, the flexible FPC piece bending device includes a movable carrier plate 1, a plurality of bending stations are provided on the carrier plate 1, the bending stations include a positioning portion and a bending portion, the positioning portion is used for positioning a workpiece main body 1001, the bending portion includes a avoiding hole 2 and a bending component disposed in the avoiding hole 2, in a preferred embodiment, in order to improve compactness of arrangement between workpieces, among the plurality of stations on the carrier plate 1, setting directions of two adjacent stations are opposite, a sliding block 9 is provided at the bottom of the carrier plate 1, the sliding block 9 is driven by a cylinder or a linear motor to move along a guide rail 10 and drive the carrier plate 1 to translate along the guide rail 10, and loading and unloading of the workpieces on the carrier plate 1 are achieved.

As shown in fig. 2-5, the bending assembly includes a turning arm 3 that can be turned over and disposed in the avoiding hole 2, and a positioning needle 4 for positioning a crease 1003 of the workpiece, where the turning arm 3 rotates along a turning axis 501 line 305, and the positioning needle 4 is disposed on the turning axis 501 line 305 of the turning arm 3, specifically, in order to prevent the workpiece from shifting during bending, the position of a to-be-bent area 1002 of the workpiece and the crease 1003 generated by the workpiece after bending needs to be predetermined, because the turning arm 3 drives the to-be-bent area 1002 of the workpiece to turn over, when the workpiece is positioned on the positioning portion, the crease 1003 generated by the workpiece after bending should be located on the turning axis 501 line 305 of the turning arm 3, and when the workpiece is bent, the positioning needle 4 is pressed on the upper surface of the workpiece, and after the turning arm 3 drives the workpiece to bend, the crease 1003 is formed at the position where the positioning needle 4 is located.

As shown in fig. 6, the turning arm 3 includes a cover plate driven to rotate by a turning motor 301, where a turning axis 501 line 305 of the turning arm 3 is an axis of a motor shaft in the turning motor 301, a first vacuum adsorption hole 304 for adsorbing a workpiece is provided on a surface of the cover plate, specifically, the cover plate includes a connection section 302 and an adsorption section 303, the connection section 302 is disposed between the adsorption section 303 and the turning motor 301, the first vacuum adsorption hole 304 is disposed on the adsorption section 303, in a preferred embodiment, a shape of the adsorption section 303 is matched with a shape of a portion to be bent of the workpiece, when the workpiece is placed on a bending station to be processed, a portion 1002 to be bent of the workpiece protrudes into the avoiding hole 2, and is adsorbed on a surface of the adsorption section 303 through the first vacuum adsorption hole 304 on the adsorption section 303, and when the turning motor 301 drives the turning arm 3 to rotate, the adsorption section drives the workpiece adsorbed on a surface thereof to rotate, so as to bend the workpiece.

The positioning portion includes a bending positioning portion 6 extending toward the inside of the avoidance hole 2, the bending positioning portion 6 is configured to support a section of the workpiece main body 1001 covered by the to-be-bent area 1002, in the first state, the adsorption section 303 is disposed on one side of the bending positioning portion 6, specifically, a gap is disposed between the adsorption section 303 and the bending positioning portion 6, so as to avoid the adsorption section 303 from colliding with the bending positioning portion 6 in the overturning process; in the second state, the turning arm 3 turns over and the adsorption section 303 partially covers the bending location portion 6, the to-be-bent area 1002 covers the workpiece main body 1001, and the positioning needle 4 is disposed between the turning arm 3 and the bending location portion 6 and is located at the crease 1003 between the to-be-bent area 1002 and the workpiece main body 1001.

The positioning needle 4 is fixed on the needle seat 401, the needle seat 401 is connected with the linear module 402, and the positioning needle 4 is driven by the cylinder to reciprocate along the turning axis 501 line 305 of the turning arm 3, so that the positioning needle 4 can selectively move to the upper surface of the bending positioning portion 6, specifically, when a workpiece is placed on the positioning portion, the needle seat 401 is driven by the cylinder to move along the linear module 402 toward the direction of the turning arm 3, and the positioning needle 4 is driven to move to a position between the region 1002 to be bent and the workpiece main body 1001; after the bending is completed, the needle seat 401 is driven by the air cylinder to move along the linear module 402 in a direction away from the overturning arm 3, and the positioning needle 4 is driven to leave the workpiece; in a preferred embodiment, the positioning needle 4 is disposed on the needle seat 401 in a liftable manner, and when all the workpieces on the carrier plate 1 are processed, the needle seat 401 drives the positioning needle 4 to descend to the bottom of the carrier plate 1, so as to avoid interference during the movement of the carrier plate 1.

As shown in fig. 7, the bending assembly further includes a positioning clamp 5, the positioning clamp 5 is fixed on a rotating shaft 501, the rotating shaft 501 is perpendicular to the carrier plate 1, and the positioning clamp 5 rotates along the rotating shaft 501, so as to adjust the working direction of the positioning clamp 5, the positioning clamp 5 is liftably disposed in the avoiding hole 2 through the driving of an air cylinder, specifically, the positioning clamp 5 is fixed on the rotating shaft 501, the rotating shaft is disposed on a lifting module 502 through a mounting seat 503, and moves up and down along the lifting module 502 through the driving of the air cylinder, and when the workpiece is placed on the positioning portion, the positioning clamp 5 rises and clamps the workpiece, so as to avoid the workpiece deviation in the bending process; after the bending is completed, the positioning clamp 5 loosens the workpiece and descends to the bottom of the carrier plate 1, so that interference is avoided in the moving process of the carrier plate 1.

The positioning part is provided with a limiting block 7 for positioning the workpiece, the limiting block 7 is arranged on the surface of the carrier plate 1 in a protruding mode, particularly, when the workpiece is placed on the positioning part, the limiting block 7 penetrates through the through holes 1005 on the workpiece, so that the workpiece is positioned, the number, the position and the size of the limiting blocks 7 can be adjusted according to the shape of the workpiece, the positioning part is also provided with a second vacuum adsorption hole 8 for positioning the workpiece, after the workpiece is placed on the positioning part, the second vacuum adsorption hole 8 is opened, the workpiece main body 1001 is attached to the surface of the positioning part, the number, the position and the size of the second vacuum adsorption hole 8 can be adjusted according to the shape of the workpiece, and the position of the second vacuum adsorption hole 8 should avoid the position of the through holes 1005 on the workpiece.

The utility model has various embodiments, and all technical schemes formed by equivalent transformation or equivalent transformation fall within the protection scope of the utility model.

Claims

FPC flexible piece bending apparatus, including mobilizable carrier plate, be provided with a plurality of stations of buckling on the carrier plate, its characterized in that: the bending station comprises a positioning part and a bending part, wherein the positioning part is used for positioning a workpiece, the bending part comprises an avoidance hole and a bending assembly arranged in the avoidance hole, the bending assembly comprises a turnover arm arranged in the avoidance hole in a turnover manner and a positioning needle used for positioning a crease of the workpiece, the turnover arm rotates along a turnover axis, and the positioning needle is arranged on the turnover axis of the turnover arm.
2. The FPC flexible bending device according to claim 1, wherein: the overturning arm comprises a cover plate driven to rotate by an overturning motor, and a first vacuum adsorption hole for adsorbing a workpiece is formed in the surface of the cover plate.
3. The FPC flexible bending device according to claim 2, wherein: the cover plate comprises a connecting section and an adsorption section, wherein the connecting section is arranged between the adsorption section and the overturning motor, and the first vacuum adsorption hole is formed in the adsorption section.
4. A flexible FPC bending device according to claim 3, wherein: the positioning part comprises a bending positioning part extending towards the inside of the avoidance hole, and the adsorption section is arranged at one side of the bending positioning part in a first state; under the second state, the overturning arm overturns and the adsorption section partially covers the bending positioning part, and the positioning needle is arranged between the overturning arm and the bending positioning part.
5. The FPC flexible bending device according to claim 4, wherein: the positioning needle is fixed on the needle seat, the needle seat is connected with the linear module, and the positioning needle is driven by the air cylinder to reciprocate along the overturning axis of the overturning arm, so that the positioning needle can be selectively moved to the upper surface of the bending positioning part.
6. The FPC flexible bending device according to claim 1, wherein: the bending assembly further comprises a locating clamp, the locating clamp is driven by the air cylinder to be arranged in the avoidance hole in a lifting mode, the locating clamp is fixed on a rotating shaft, the rotating shaft is perpendicular to the carrier plate, and the locating clamp rotates along the rotating shaft.
7. The FPC flexible bending device according to claim 4, wherein: the locating part is provided with a limiting block for locating the workpiece, and the limiting block is convexly arranged on the surface of the carrier plate.
8. The FPC flexible bending device according to claim 1, wherein: and the positioning part is also provided with a second vacuum adsorption hole for positioning the workpiece.
9. The FPC flexible bending device according to claim 1, wherein: and among the stations on the carrier plate, the setting directions of two adjacent stations are opposite.
10. The FPC flexible bending device according to claim 1, wherein: the bottom of the carrier plate is provided with a sliding block, and the sliding block moves along the guide rail.