阅读说明：本技术 Fpc精密折弯机构 (FPC precision bending mechanism ) 是由 刘峰 于 2021-08-25 设计创作，主要内容包括：本发明涉及一种FPC精密折弯机构,包括支架,所述支架上安装产品载具单元、折弯单元、推料单元、上保压单元和下保压单元,所述产品载具单元用于将产品固定,所述折弯单元包括驱动组件和折弯组件,所述驱动组件用于将折弯组件输送至产品处,所述折弯组件夹紧产品后对产品载具单元进行折弯,所述推料单元用于推紧折弯过程中的产品,所述上保压单元用于从产品的上方将折弯后的产品压紧,所述下保压单元用于从产品的下方将折弯后的产品压紧。本发明实现了对FPC的自动化折弯,提高了产品的良率及生产效率。(The invention relates to a Flexible Printed Circuit (FPC) precise bending mechanism which comprises a support, wherein a product carrier unit, a bending unit, a pushing unit, an upper pressure maintaining unit and a lower pressure maintaining unit are installed on the support, the product carrier unit is used for fixing a product, the bending unit comprises a driving assembly and a bending assembly, the driving assembly is used for conveying the bending assembly to the product, the bending assembly bends the product carrier unit after clamping the product, the pushing unit is used for pushing tightly the product in the bending process, the upper pressure maintaining unit is used for compressing the bent product from the upper side of the product, and the lower pressure maintaining unit is used for compressing the bent product from the lower side of the product. The invention realizes the automatic bending of the FPC and improves the yield and the production efficiency of products.)

1. The utility model provides a FPC precision mechanism of bending which characterized in that: the product loading device comprises a support (100), a product loading unit (200), a bending unit (300), a pushing unit (400), an upper pressure maintaining unit (500) and a lower pressure maintaining unit (600) are mounted on the support (100), the product loading unit (200) is used for fixing a product, the bending unit (300) comprises a driving assembly (310) and a bending assembly (320), the driving assembly (310) is used for conveying the bending assembly (320) to the product, the bending assembly (320) bends the product loading unit (200) after clamping the product, the pushing unit (400) is used for pushing the product in the bending process, the upper pressure maintaining unit (500) is used for compressing the bent product from the upper side of the product, and the lower pressure maintaining unit (600) is used for compressing the bent product from the lower side of the product.

2. The FPC precision bending mechanism of claim 1, characterized in that: the product loading device is characterized in that a base (101) and a top plate (102) are fixedly arranged on the support (100), the top plate (102) is located above the base (101), the product loading device unit (200), the bending unit (300) and the lower pressure maintaining unit (600) are installed on the base (101), and the pushing unit (400) and the upper pressure maintaining unit (500) are installed on the top plate (102).

3. The FPC precision bending mechanism of claim 1, characterized in that: drive assembly (310) include first support frame (311), bend sliding platform (312) and bend slip table cylinder (313), first support frame (311) are fixed in on base (101), bend sliding platform (312) install in on first support frame (211), bend slip table cylinder (313) fixed mounting in bend sliding platform (312), bend subassembly (320) sliding connection in bend slip table cylinder (313).

4. The FPC precision bending mechanism of claim 3, wherein: bend subassembly (320) and include second support frame (327), panel cylinder (321), gear (323), rack (324) and round pin axle (326), second support frame (327) slidable mounting in bend on slip table cylinder (313), panel cylinder (321) vertical install in second support frame (327), rack (324) connect in the piston rod of panel cylinder (321), gear (323) with rack (324) meshing, round pin axle (326) connect in gear (323).

5. The FPC precision bending mechanism of claim 4, wherein: the rack (324) is connected with the piston rod of the panel cylinder (321) through a floating joint (322), the second support frame (327) is further fixedly provided with a three-shaft cylinder (325) and a support seat (328), the three-shaft cylinder (325) is installed below the pin shaft (326) and used for clamping a product, the support seat (328) is rotatably provided with a rotating shaft (329), the gear (323) is fixedly installed at one end of the rotating shaft (329), and the other end of the rotating shaft is fixedly connected with the pin shaft (326).

6. The FPC precision bending mechanism of claim 1, characterized in that: push away material unit (400) and include that first material slip table cylinder (401), the second pushes away material slip table cylinder (402) and pusher dog (403), first material slip table cylinder (401) that pushes away install horizontally in on roof (102), the second push away material slip table cylinder (402) movably install in on first material slip table cylinder (401) that pushes away, pusher dog (403) movably install in the second pushes away material slip table cylinder (402).

7. The FPC precision bending mechanism of claim 1, characterized in that: the upper pressure maintaining unit (500) comprises an upper pressure maintaining sliding platform (501), an upper pressure maintaining sliding table air cylinder (502) and an upper pressure maintaining head (503), the upper pressure maintaining sliding platform (501) is horizontally installed on the top plate (102), the upper pressure maintaining sliding table air cylinder (502) is obliquely installed on the upper pressure maintaining sliding platform (501), and the upper pressure maintaining head (503) is movably installed on the upper pressure maintaining sliding table air cylinder (502).

8. The FPC precision bending mechanism of claim 1, characterized in that: the lower pressure maintaining unit (600) comprises a lower pressure maintaining sliding platform (601), a lower pressure maintaining sliding table air cylinder (602) and a lower pressure maintaining head (603), the lower pressure maintaining sliding platform (601) is horizontally installed on the base (101), the lower pressure maintaining sliding table air cylinder (602) is obliquely installed on the lower pressure maintaining sliding platform (601), and the lower pressure maintaining head (603) is movably installed on the lower pressure maintaining sliding table air cylinder (602).

Technical Field

The invention relates to a bending mechanism, in particular to a precise bending mechanism for an FPC (flexible printed circuit).

Background

The FPC is a circuit board mainly composed of CU, A and PI. Because the FPC is thin, the requirement on bending precision is high, the product material quality is high, the bending difficulty of the product is high, the yield of the product is low, and an efficient automatic high-precision bending mechanism does not exist at present to improve the bending efficiency of the FPC.

Disclosure of Invention

In order to overcome the defects, the invention provides the FPC precise bending mechanism, which realizes automatic bending of the FPC and improves the yield and the production efficiency of products.

The technical scheme adopted by the invention for solving the technical problem is as follows:

the utility model provides a FPC precision bending mechanism, includes the support, shelf location product carrier unit, the unit of bending, push away the material unit, go up pressurize unit and pressurize unit down, product carrier unit is used for fixing the product, the unit of bending includes drive assembly and the subassembly of bending, drive assembly is used for carrying the subassembly of bending to product department, bend the subassembly and press from both sides and bend the product carrier unit behind the tight product of clamp, it is used for pushing away the product of tight bending in-process to push away the material unit, it is used for compressing tightly from the product after the top of product will be bent to go up the pressurize unit, the pressurize unit is used for compressing tightly from the product after the below of product will be bent down.

Preferably, a base and a top plate are fixedly arranged on the support, the top plate is located above the base, the product carrier unit, the bending unit and the lower pressure maintaining unit are installed on the base, and the pushing unit and the upper pressure maintaining unit are installed on the top plate.

Preferably, the driving assembly comprises a first support frame, a bending sliding platform and a bending sliding table cylinder, the first support frame is fixed on the base, the bending sliding platform is installed on the first support frame, the bending sliding table cylinder is fixedly installed on the bending sliding platform, and the bending assembly is connected with the bending sliding table cylinder in a sliding mode.

Preferably, the subassembly of bending includes second support frame, panel cylinder, gear, rack and round pin axle, second support frame slidable mounting in bend on the slip table cylinder, panel cylinder vertically install in the second support frame, rack connect in panel cylinder's piston rod, the gear with rack toothing, the round pin hub connection in the gear.

Preferably, the rack through floating joint connect in the piston rod of panel cylinder, still fixed triaxial cylinder and the supporting seat of being equipped with on the second support frame, the triaxial cylinder install in the below of round pin axle is used for pressing from both sides tight product, rotationally be equipped with the pivot on the supporting seat, gear fixed mounting in the one end of pivot, the other end fixed connection round pin axle of this pivot.

Preferably, the material pushing unit comprises a first material pushing sliding table cylinder, a second material pushing sliding table cylinder and a pusher dog, the first material pushing sliding table cylinder is horizontally arranged on the top plate, the second material pushing sliding table cylinder is movably arranged on the first material pushing sliding table cylinder, and the pusher dog is movably arranged on the second material pushing sliding table cylinder.

Preferably, the upper pressure maintaining unit comprises an upper pressure maintaining sliding platform, an upper pressure maintaining sliding platform air cylinder and an upper pressure maintaining head, the upper pressure maintaining sliding platform is horizontally installed on the top plate, the upper pressure maintaining sliding platform air cylinder is obliquely installed on the upper pressure maintaining sliding platform, and the upper pressure maintaining head is movably installed on the upper pressure maintaining sliding platform air cylinder.

Preferably, the lower pressure maintaining unit comprises a lower pressure maintaining sliding platform, a lower pressure maintaining sliding platform air cylinder and a lower pressure maintaining head, the lower pressure maintaining sliding platform is horizontally installed on the base, the lower pressure maintaining sliding platform air cylinder is obliquely installed on the lower pressure maintaining sliding platform, and the lower pressure maintaining head is movably installed on the lower pressure maintaining sliding platform air cylinder.

The invention has the beneficial effects that: the product bending device comprises a product carrier unit, a bending unit, a pushing unit, an upper pressure maintaining unit and a lower pressure maintaining unit, wherein the product carrier unit is used for fixing a product, a pin shaft in the bending unit clamps the product tightly, and the product is bent through transmission between a rack and a gear, a pusher dog in the pushing unit pushes the product all the time in the bending process, and after the product is bent, the upper pressure maintaining unit and the lower pressure maintaining unit respectively press the product from the upper end and the lower end of the product to ensure the bending effect of the product. The bending mechanism can be applied to bending of ultrathin FPC, has high automation degree, and improves the bending efficiency and the bending yield.

Drawings

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

FIG. 2 is a schematic structural diagram of a bending unit according to the present invention;

FIG. 3 is a schematic structural view of a material pushing unit according to the present invention;

FIG. 4 is a schematic structural view of an upper pressure maintaining unit in the present invention;

FIG. 5 is a schematic view of the structure of a lower pressure maintaining unit according to the present invention;

in the figure: 100-rack, 101-base, 102-roof, 200-product carrier unit,

300-bending unit, 310-driving component, 311-first support frame, 312-bending sliding platform, 313-bending sliding table cylinder, 320-bending component, 321-panel cylinder, 322-floating joint, 323-gear, 324-rack, 325-triaxial cylinder, 326-pin shaft, 327-second support frame, 328-support frame and 329-rotating shaft;

400-pushing unit, 401-first pushing sliding table cylinder, 402-second pushing sliding table cylinder and 403-pusher dog;

500-pressure maintaining unit, 501-pressure maintaining sliding platform, 502-pressure maintaining sliding platform cylinder, 503-pressure maintaining head;

600-lower pressure maintaining unit, 601-lower pressure maintaining sliding platform, 602-lower pressure maintaining sliding table cylinder, 603-lower pressure maintaining head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Example (b): as shown in fig. 1-5, a precision bending mechanism for FPC is characterized in that: including the support 100, install product carrier unit 200, bend unit 300, push away material unit 400, go up pressurize unit 500 and pressurize unit 600 down on the support 100, product carrier unit 200 is used for fixing the product, bend unit 300 includes drive assembly 310 and the subassembly 320 of bending, drive assembly 310 is used for carrying the subassembly 320 of bending to product department, bend the subassembly 320 and press from both sides and bend product carrier unit 200 behind the tight product of clamp, it is used for pushing away the product of tight bending in-process to push away material unit 400, it is used for compressing tightly the product after will bending from the top of product to go up pressurize unit 500, pressurize unit 600 is used for compressing tightly the product after will bending from the below of product down.

As shown in fig. 1, a base 101 and a top plate 102 are fixedly provided on the bracket 100, the top plate 102 is positioned above the base 101, the product carrier unit 200, the bending unit 300, and the lower pressure maintaining unit 600 are mounted on the base 101, and the pusher unit 400 and the upper pressure maintaining unit 500 are mounted on the top plate 102. In the invention, the lower pressure maintaining unit 600 is installed at the front side of the product carrier unit, the bending unit 300 is installed at the right side of the product carrier unit, when the product bending device works, the product is installed on the product carrier unit 200, the driving assembly 310 drives the bending assembly 320 to move to the product carrier unit 200, the product is clamped by the bending assembly 320, then the bending assembly 320 rotates to bend the product, the pushing unit 400 pushes and presses the product in the product bending process, and after the product is bent, the upper pressure maintaining unit 500 and the lower pressure maintaining unit 600 respectively compress the product from the upper part and the lower part of the product, thereby ensuring the product bending effect.

As shown in fig. 2, the driving assembly 310 includes a first supporting frame 311, a bending sliding platform 312 and a bending sliding table cylinder 313, the first supporting frame 311 is fixed on the base 101, the bending sliding platform 312 is installed on the first supporting frame 211, the bending sliding table cylinder 313 is fixedly installed on the bending sliding platform 312, and the bending assembly 320 is slidably connected to the bending sliding table cylinder 313. The bending sliding platform 312 is horizontally installed on the first support frame 311, and the position of the bending sliding platform in the left and right directions can be finely adjusted according to needs, for example, the bending sliding platform 312 is fixed on a base through a bolt, and the bolt is locked again after the bolt is loosened to finely adjust the position of the bending sliding platform; the bending sliding table cylinder 313 is horizontally installed on the bending sliding platform 312 through a connecting block, and the bending assembly 320 is installed on the sliding table of the bending sliding table cylinder 313, so that the bending sliding table cylinder 313 can drive the bending assembly 320 to move in the front-back direction along the base, and the bending assembly is conveyed to the product position of the product carrier unit 200.

As shown in fig. 2, the bending assembly 320 includes a second support frame 327, a panel air cylinder 321, a gear 323, a rack 324, and a pin 326, the second support frame 327 is slidably mounted on the bending sliding table air cylinder 313, the panel air cylinder 321 is vertically mounted on the second support frame 327, the rack 324 is connected to a piston rod of the panel air cylinder 321, the gear 323 is engaged with the rack 324, and the pin 326 is connected to the gear 323.

The rack 324 is connected to a piston rod of the panel air cylinder 321 through a floating joint 322, a three-shaft air cylinder 325 and a support seat 328 are further fixedly arranged on the second support frame 327, the three-shaft air cylinder 325 is arranged below the pin shaft 326 and used for clamping a product, a rotating shaft 329 is rotatably arranged on the support seat 328, the gear 323 is fixedly arranged at one end of the rotating shaft 329, and the other end of the rotating shaft is fixedly connected with the pin shaft 326. The panel air cylinder 321 is vertically installed on the second support frame 327, the rack 324 is connected to the upper end of a piston rod of the panel air cylinder through the floating joint 322, so that the rack runs more stably, the pin shaft 326 is used for clamping a product, the panel air cylinder 321 can drive the rack 324 to run up and down, the rack drives the gear 323 to rotate, the gear 323 drives the rotating shaft 329 to rotate, and the pin shaft 326 synchronously rotates to bend the product; the tri-axial cylinder 325 is used to jack the product from below.

As shown in fig. 3, the material pushing unit 400 includes a first material pushing sliding table cylinder 401, a second material pushing sliding table cylinder 402, and a pusher dog 403, the first material pushing sliding table cylinder 401 is horizontally installed on the top plate 102, the second material pushing sliding table cylinder 402 is movably installed on the first material pushing sliding table cylinder 401, and the pusher dog 403 is movably installed on the second material pushing sliding table cylinder 402. The second pushes away material slip table cylinder 402 and vertically installs on the slip table that the first pushed away material slip table cylinder, pusher dog 403 vertically install in the second pushes away the slip table of material slip table cylinder, and first pushes away material slip table cylinder 401 can drive the second and pushes away material slip table cylinder and pusher dog and carry out the operation of left and right directions along roof 102, and the second pushes away material slip table cylinder 402 and promotes the pusher dog and carry out the motion of upper and lower direction, consequently, first, second pushes away material slip table cylinder and can adjust the pusher dog 403 about, the position from top to bottom and make the pusher dog accurately press down the product.

As shown in fig. 4, the upper pressure holding unit 500 includes an upper pressure holding slide platform 501, an upper pressure holding slide cylinder 502, and an upper pressure holding head 503, the upper pressure holding slide platform 501 is horizontally mounted on the top plate 102, the upper pressure holding slide cylinder 502 is obliquely mounted on the upper pressure holding slide platform 501, and the upper pressure holding head 503 is movably mounted on the upper pressure holding slide cylinder 502. The upper pressure holding sliding platform 501 can finely adjust the position of the upper pressure holding sliding platform in the left-right direction on the top plate as required, the upper pressure holding sliding platform cylinder 502 is obliquely installed on the upper pressure holding sliding platform, the upper pressure holding head 503 and the upper pressure holding sliding platform cylinder keep the same oblique direction, the upper pressure holding head 503 extends towards the direction of the product carrier unit, and the upper pressure holding sliding platform cylinder 502 can drive the upper pressure holding head 503 to move up and down along an oblique angle, so that the upper pressure holding head accurately holds pressure on the product from the upper side of the product.

As shown in fig. 5, the lower pressure holding unit 600 includes a lower pressure holding slide 601, a lower pressure holding slide cylinder 602, and a lower pressure holding head 603, the lower pressure holding slide 601 is horizontally mounted on the base 101, the lower pressure holding slide cylinder 602 is obliquely mounted on the lower pressure holding slide 601, and the lower pressure holding head 603 is movably mounted on the lower pressure holding slide cylinder 602. The lower pressure maintaining sliding table cylinder 602 is obliquely and movably mounted on the lower pressure maintaining sliding platform, the lower pressure maintaining head 603 and the lower pressure maintaining sliding table cylinder maintain the same oblique direction, the lower pressure maintaining head 603 extends towards the direction of the product carrier unit, and the lower pressure maintaining sliding table cylinder 602 can drive the lower pressure maintaining head 603 to move up and down along an oblique angle, so that the lower pressure maintaining head accurately maintains pressure on the product from the lower side of the product.

The operation process of the invention is as follows: during operation, a product is mounted on the product carrier unit 200, the product carrier unit only needs to clamp the product by using a common clamp, the bending sliding cylinder 313 drives the bending assembly 320 to move forward and enable the bending assembly to move to the product carrier unit 200, the product is clamped by using the pin shaft 326 and the three-axis cylinder 325, then the panel cylinder 321 drives the rack and gear unit to rotate to bend the product, in the product bending process, the first material pushing sliding table cylinder and the second material pushing table cylinder adjust the positions of the pusher dogs 403 to enable the pusher dogs to push and press the product in the product bending process, after the product is bent, the upper pressure maintaining heads 503 and the lower pressure maintaining heads 603 in the upper pressure maintaining unit 500 and the lower pressure maintaining unit 600 respectively press the product from the upper side and the lower side of the product, and therefore the product bending effect is guaranteed.

It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.