Flexible flat cable bending device

Abstract

The present application relates to a kind of soft cable bending equipment, including rack, workbench is fixed on the rack, workbench is equipped with feeding unit, handling unit, conveying unit, bending unit, blanking unit and CCD vision unit, conveying unit includes carousel and the several carriers of setting at the four around of carousel, the feeding unit is used to product will store the tray of product and is conveyed to preset position, the handling unit is used to product in tray suction and sent to the carrier of conveying unit, the carrier clamps product and runs to bending unit under the drive of carousel, and the carrier extends and sends product to bending unit, the bending unit is bent to the preset position of product, the handling unit is suctioned after bending product and is sent to blanking unit.The present application can automatically complete the bending operation of soft cable, greatly improve the bending efficiency of product and product qualification rate.

Description

TECHNICAL FIELD

[0001] The present application relates to a bending device, in particular to a flexible flat cable bending device. BACKGROUND

[0002] Flexible flat cable, also known as flexible printed circuit board (FPC), is used for data transmission between components. At present, in order to meet the needs of product miniaturization development and to improve the space utilization in the equipment, it is usually necessary to bend the flat cable first and then connect it between components.

[0003] Although FPC has the advantages of softness, small space occupation and adaptability to different space occasions, the flexible material of FPC flexible flat cable also causes the problem of inconvenient connection, and it is necessary to pre-form the flexible flat cable according to the application environment to facilitate the assembly of electronic products.

[0004] At present, the pre-bending and forming of FPC flexible flat cable is mostly realized by manual method. On the one hand, the flexible material of FPC flexible flat cable makes it difficult for manual method to bend it to the target shape and size, and on the other hand, the working efficiency of manual method is very low, which cannot meet the production needs. SUMMARY

[0005] In order to overcome the above defects, the present application provides a flexible flat cable bending device. Through the cooperation between the feeding unit, the carrying unit, the conveying unit, the bending unit and the discharging unit, the bending work of the product is accurately completed, and the bending efficiency and the product qualification rate are greatly improved.

[0006] The technical scheme adopted by the present application to solve the technical problems is:

[0007] A flexible flat cable bending device, comprising a rack, a workbench fixedly arranged on the rack, a feeding unit, a carrying unit, a conveying unit, a bending unit, a discharging unit and a CCD vision unit arranged on the workbench, the conveying unit comprising a turntable and a plurality of carriers arranged around the turntable, the feeding unit being used to convey a product storage tray to a predetermined position, the carrying unit being used to suck the product in the tray and send it to the carrier of the conveying unit, the carrier clamping the product and running to the bending unit under the drive of the turntable, and the carrier extending to send the product to the bending unit, the bending unit bending the predetermined position of the product, the carrying unit sucking and conveying the bent product to the discharging unit, the discharging unit conveying the product out of the bending device, and the CCD vision unit being used for photographing and visually guiding the positioning of the product.

[0008] Preferably, the feeding unit comprises a feeding module, a discharging module, a support frame, a feeding frame and a clamping frame, the feeding module and the discharging module are arranged side by side on the support frame, the feeding frame is fixedly installed on the support frame above the feeding module and the discharging module, the clamping frame is slidably arranged on the feeding frame and can slide horizontally along the feeding frame, the feeding module comprises a feeding drawer, a lifting screw module and a supporting plate, the discharging module comprises a discharging drawer, a lifting screw module and a supporting plate, the supporting plate is used to support the tray containing products, the lifting screw module is used to drive the supporting plate to move up and down, and the clamping frame is used to clamp the tray running to the feeding frame.

[0009] Preferably, the feeding frame is provided with a sliding rail, the clamping frame is provided with a clamping sliding block, the clamping sliding block is slidably installed on the sliding rail of the feeding frame, the clamping sliding block can be separated or folded under the drive of a clamping cylinder, and the clamping sliding block can slide horizontally along the sliding rail under the action of a horizontal drive module.

[0010] Preferably, the conveying unit comprises a four-axis manipulator and a suction cup frame installed on the four-axis manipulator, the suction cup frame is provided with a suction cup and a code scanning gun, the suction cup is used to suck the product, and the code scanning gun is used to scan the two-dimensional code on the product.

[0011] Preferably, the conveying unit comprises a rotating disc and a plurality of carriers installed around the rotating disc, the rotating disc is connected to a rotating mechanism, and the rotating mechanism controls the rotation of the rotating disc, the carrier is provided with a clamping jaw and a front-rear drive module, the front-rear drive module is connected to the clamping jaw and can control the clamping jaw to move forward and backward, and the clamping jaw can be clamped or released by controlling the opening and closing of the clamping jaw through a clamping jaw cylinder.

[0012] Preferably, the bending unit comprises a plurality of bending machines, the bending machines are distributed around the conveying unit, and each bending machine comprises a base, a supporting table, a fixing table, a bending arm, an up-down drive module and a horizontal drive module, the supporting table is slidably installed on the base, the horizontal drive module is connected to the supporting table and can drive the supporting table to move horizontally along the base, the fixing table is installed on the supporting table and is used to place the product to be bent, the bending arm is slidably installed on the supporting table, and the up-down drive module is connected to the bending arm and can drive the bending arm to slide up and down along the supporting table.

[0013] Preferably, the discharging unit is arranged along the length direction of the workbench, and the discharging unit comprises a frame, a conveying belt arranged on the frame and a driving motor driving the conveying belt to run.

[0014] Preferably, the CCD vision unit comprises an upper CCD vision module and a lower CCD vision module, the upper CCD vision module is installed above the feeding unit, and the lower CCD vision module is installed below the carrying unit.

[0015] The present application has the following advantages: the present application comprises a feeding unit, a carrying unit, a conveying unit, a bending unit, a discharging unit and a CCD vision unit, the feeding unit is used for feeding the trays filled with products and discharging the empty trays, the carrying unit is used for carrying the products of the feeding unit to the carriers of the conveying unit and carrying the bent products on the carriers to the discharging unit, the conveying unit is used for conveying the products on the carriers to the corresponding bending machines in the designated bending units, the bending unit is used for bending the products on the carriers, and the discharging unit is used for conveying the bent products out of the bending device, so that the present application can automatically complete the feeding, carrying, conveying, bending and discharging processes of the products, and can ensure the accurate cooperation of each unit under the guidance of the CCD vision unit, thereby accurately completing the bending work of the products and greatly improving the bending efficiency and the product qualification rate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a schematic view of the internal structure of the present application;

[0017] Figure 2 is a schematic view of the structure of the feeding unit in the present application;

[0018] Figure 3 is a schematic view of the structure of the carrying unit in the present application;

[0019] Figure 4 is a schematic view of the structure of the conveying unit in the present application; Figure 3 is an enlarged view of position A in the conveying unit in the present application;

[0020] Figure 5 is a schematic view of the structure of the carrying unit in the present application;

[0021] Figure 6 is a schematic view of the structure of the carrying unit in the present application;

[0022] Figure 7 is a schematic view of the structure of the bending unit in the present application;

[0023] Figure 8 is a schematic view of the structure of the discharging unit in the present application;

[0024] Figure 9 is a schematic view of the structure of the CCD vision unit in the present application;

[0025] Figure 10 is a schematic view of the overall structure of the present application;

[0026] In the figure: 10-rack, 11-workbench, 12-tray, 13-product;

[0027] 20-feeding unit, 21-feeding drawer, 22-discharging drawer, 23-lifting screw module, 24-supporting plate, 25-feeding frame, 26-clamping frame, 27-clamping slider, 28-slideway, 29-supporting frame;

[0028] 30-conveying unit, 31-four-axis manipulator, 32-suction cup frame, 33-suction cup, 34-coding gun;

[0029] 40-conveying unit, 41-rotating disc, 42-carrier, 43-clamping jaw, 44-front and rear driving module;

[0030] 50-bending unit, 51-base, 52-supporting table, 53-fixing table, 54-bending arm, 55-up and down driving module, 56-horizontal driving module;

[0031] 60-discharging unit, 61-frame, 62-conveying belt, 63-driving motor;

[0032] 70-CCD vision unit, 71-upper CCD vision module, 72-lower CCD vision module. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0034] It should be noted that the terms "first", "second", and the like in the specification and claims of the present application and the above-described drawings are used to distinguish similar objects, and do not necessarily indicate a specific order or a chronological sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than that illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device that includes a series of steps or units does not necessarily have to be limited to those steps or units clearly listed, but can include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0035] For ease of description, spatial relative terms such as "above," "on top of," "on the upper surface of," "above," etc., are used herein to describe the spatial positional relationship of a device or feature as shown in the figures to other devices or features. It should be understood that spatial relative terms are intended to encompass different orientations in use or operation beyond the orientation of the device as described in the figures. For example, if the device in the figures were inverted, a device described as "above" or "on top of" other devices or structures would subsequently be positioned as "below" or "under" other devices or structures. Thus, the exemplary term "above" can include both "above" and "below." The device may also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used herein will be interpreted accordingly.

[0036] Example: Figures 1-10 As shown, a flexible flat cable bending device includes a frame 10, on which a worktable 11 is fixedly mounted. The worktable 11 is equipped with a feeding unit 20, a conveying unit 30, a transport unit 40, a bending unit 50, a unloading unit 60, and a CCD vision unit. The transport unit 40 includes a turntable 41 and several carriers 42 arranged around the turntable. The feeding unit 20 is used to transport a tray containing products to a preset position. The conveying unit 30 is used to unload products from the tray 12. The product is picked up and sent to the carrier 42 of the conveying unit 40. After the carrier 42 clamps the product, it runs to the bending unit 50 under the drive of the turntable 41. The carrier 42 extends and sends the product to the bending unit 50. The bending unit 50 bends the product 13 at a preset position. The handling unit 30 picks up the bent product and transports it to the unloading unit 60. The unloading unit 60 conveys the product out of the bending equipment. The CCD vision unit 70 is used to take pictures of the product and provide visual guidance for positioning.

[0037] The frame 10 of this bending equipment is equipped with a housing, such as Figure 10As shown, the components in the device are installed in the shell, in operation, the operator pulls out the drawer in the feeding unit, and places the multiple trays filled with products into the drawer, then closes the drawer, the feeding unit 20 lifts the trays to the preset position, the carrying unit 30 runs to the products in the feeding unit, under the guidance of the CCD vision unit, the carrying unit accurately sucks the products, and carries the products to the carrier 42 of the conveying unit, the carrier extends to clamp the products, then the turntable 41 rotates to send the carrier clamping the products to the bending unit 50, the carrier 42 extends again to send the products to the preset position of the bending unit, then the bending unit 50 presses down to complete the bending operation of the products, finally the turntable sends the bent products to the carrying unit 30, the carrying unit 30 sucks the products and sends the products to the discharging unit 60, and the discharging unit 60 sends the products out of the bending device. Therefore, the present application can automatically complete the feeding, carrying, conveying, bending and discharging processes of the products, and under the guidance of the CCD vision unit, the precise cooperation of each unit can be ensured, so that the bending work of the products is accurately completed, and the bending efficiency and the product qualification rate are greatly improved.

[0038] The feeding unit 20 comprises a feeding module, a discharging module, a support frame 29, a feeding frame 25 and a clamping frame 26, the feeding module and the discharging module are arranged side by side on the support frame 29, the feeding frame 25 is fixedly installed on the support frame 29 above the feeding module and the discharging module, the clamping frame 26 is slidably arranged on the feeding frame 25 and can slide horizontally along the feeding frame 25, the feeding module comprises a feeding drawer 21, a lifting lead screw module 23 and a supporting plate 24, the discharging module comprises a discharging drawer 22, a lifting lead screw module 23 and a supporting plate 24, the supporting plate 24 is used for supporting the tray placing the products, the lifting lead screw module 23 is used for driving the supporting plate 24 to run up and down, and the clamping frame 26 is used for clamping the tray 12 running to the feeding frame 25.

[0039] As Figure 2As shown, the upper feeding frame 25 is provided with a sliding rail 28, and the clamping frame 26 is provided with a clamping sliding block 27 which is slidingly installed on the sliding rail 28 of the upper feeding frame. The clamping sliding block 27 can separate or close the clamping frame 26 under the drive of a clamping cylinder, and can slide horizontally along the sliding rail 28 under the action of a horizontal drive module. In operation, the operator pulls out the upper feeding drawer 21, and then places a stack of product-filled trays 12 on the supporting plate 24. The supporting plate 24 is driven upward by the lifting screw module 23, so that the uppermost tray 12 is moved to the upper feeding frame 25. The clamping frame 26 is closed to clamp the tray under the action of the clamping cylinder. When the products in the tray are all used up, the clamping frame 26 is horizontally moved to above the lower feeding drawer 22 under the action of the horizontal drive module. The clamping frame is opened to release the tray under the action of the clamping cylinder, and the tray is placed on the supporting plate 24 of the lower feeding module. When the lower feeding module is filled with empty trays, the operator pulls out the lower feeding drawer 22 to take away the trays, and the clamping frame 26 is returned to above the upper module for the next tray operation.

[0040] As shown in Figures 3-4 The carrying unit 30 includes a four-axis manipulator 31 and a suction cup rack 32 installed on the four-axis manipulator. The suction cup rack 32 is provided with a suction cup 33 and a code scanning gun 34. The suction cup 33 is used to suck the product, and the code scanning gun 34 is used to scan the two-dimensional code on the product. The four-axis manipulator 31 can control the four-axis movement of the suction cup 33 to flexibly suck the product. The four-axis manipulator is a prior art in the field, and will not be described in detail here. The code scanning gun 34 is used to scan the two-dimensional code on each product to make the product traceable. During feeding, the four-axis manipulator 31 drives the suction cup 33 to move to the product on the upper feeding frame in the feeding unit, and the suction cup 33 sucks the product by vacuumizing. The four-axis manipulator 31 sends the product to the conveying unit 40.

[0041] As shown in Figures 5-6 The conveying unit 40 includes a turntable 41 and a plurality of carriers 42 installed around the turntable. The turntable 41 is connected to a rotating mechanism which controls the rotation of the turntable. The carrier 42 is provided with a clamping jaw 43 and a front-rear drive module 44. The front-rear drive module 44 is connected to the clamping jaw 43 and can control the front-rear movement of the clamping jaw. The clamping jaw 43 can be opened and closed by a clamping cylinder to clamp or release the product 13. When the four-axis manipulator 31 sends the product to the corresponding carrier 42 of the conveying unit 40, the clamping jaw 43 extends, opens and clamps the product, and the suction cup 33 releases the product by vacuumizing. Then the turntable 41 rotates to send the product to the bending unit 50.

[0042] As shown in Figure 7As shown, the bending unit 50 comprises several bending machines which are distributed around the conveying unit 40, the bending machines comprise a base 51, a support table 52, a fixed table 53, a bending arm 54, an up-down driving module 55 and a horizontal driving module 56, the support table 52 is slidingly installed on the base 51, the horizontal driving module 56 is connected to the support table 52 and can drive the support table to move horizontally along the base, the fixed table 53 is installed on the support table 52 and is used for placing the product to be bent, the bending arm 54 is slidingly installed on the support table 52, the up-down driving module 55 is connected to the bending arm 54 and can drive the bending arm 54 to slide up and down along the support table 52. When the turntable sends the carrier 42 clamping the product to a preset position of a bending machine, the horizontal driving module 56 drives the support table 52 to move towards the carrier 42, and at the same time, the front-rear driving module in the carrier drives the clamping jaw to extend and send the product to the fixed table 53, the bending arm 54 is driven by the up-down driving module 55 to move downward and impact the part to be bent of the product to bend the product, and the bent product is again operated to the vicinity of the four-axis manipulator 31 under the rotation of the turntable; in this embodiment, five bending machines are provided, and the product is sequentially bent by the five bending machines, and then is carried to the unloading unit by the carrying unit; the front-rear driving module, the up-down driving module and the horizontal driving module can be linear modules, screw modules, etc.

[0043] As shown in Figure 8 The unloading unit 60 is arranged along the length direction of the workbench 11, and comprises a frame 61, a conveying belt 62 arranged on the frame and a driving motor 63 for driving the conveying belt. The four-axis manipulator 31 carries the bent product to the conveying belt 62, and the driving motor 63 drives the conveying belt to convey the product to the next process outside the device.

[0044] As shown in Figure 9 The CCD vision unit 70 comprises an upper CCD vision module 71 and a lower CCD vision module 72, the upper CCD vision module 71 is installed above the feeding unit 20, and the lower CCD vision module 72 is installed below the carrying unit 30. The upper CCD vision module 71 is used to accurately obtain the position of the product on the feeding unit to guide the carrying unit 30 to accurately suck the product, and the lower CCD vision module 72 is used to obtain the accurate position of the product after the carrying unit sucks the product, so as to control the four-axis manipulator 31 to accurately adjust the position of the product.

[0045] The operation process of the present application is as follows:

[0046] Step one: the operator will pull out the loading drawer 21, and then put a stack of full product, i.e. the flexible flat cable, on the tray 12 on the supporting plate 24. The supporting plate 24 runs upward under the action of the lifting screw module 23, so that the uppermost tray 12 runs to the loading rack 25. The clamping frame 26 is closed under the action of the clamping cylinder to clamp the tray;

[0047] Step two: the four-axis manipulator 31 drives the suction cup 33 to run to the product 13 on the loading rack in the feeding unit, and the suction cup 33 sucks the product by vacuumizing. The four-axis manipulator 31 sends the product to the preset carrier 42 of the conveying unit 40.

[0048] Step three: the clamping jaw 43 of the carrier extends, opens and clamps the product, and the suction cup 33 releases the product by vacuumizing. Then the turntable 41 rotates to send the product to the corresponding bending machine of the bending unit.

[0049] Step four: the horizontal driving module 56 in the bending machine drives the supporting table 52 to move towards the carrier 42, and the front and rear driving modules 44 in the carrier drive the clamping jaw to extend, so as to send the product to the fixed table 53. The bending arm 54 moves downward under the driving of the up and down driving module 55 to impact the bending part of the product, so as to bend the product. There are five bending machines in the present application. The product is sequentially bent by the five bending machines, and then runs to the vicinity of the four-axis manipulator 31 again under the rotation of the turntable.

[0050] Step five: the four-axis manipulator 31 carries the bent product to the conveying belt 62, and the driving motor 63 drives the conveying belt to convey the product to the next process outside the device.

[0051] It should be noted that, for those skilled in the art, without departing from the concept of the present application, several modifications and improvements can be made, which are all within the protection scope of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A soft cable bending apparatus, characterized by: The utility model relates to a kind of product bending equipment, including rack (10), workbench (11) is fixedly provided on the rack (10), feed unit (20), handling unit (30), conveying unit (40), bending unit (50), blanking unit (60) and CCD vision unit (70) are equipped on the workbench (11), the conveying unit (40) includes carousel (41) and the several carriers (42) being set to the carousel four around, the feed unit (20) is used to product will store product tray conveying to preset position, the handling unit (30) is used to product in tray (12) suction and sent to the carrier (42) of conveying unit (40), the carrier (42) is clamped product and runs to bending unit (50) under the drive of carousel (41), and the carrier (42) extends and sends product to bending unit (50), the bending unit (50) is bent to the preset position of product (13), the handling unit (30) is sent to blanking unit (60) after suction after bending product, the blanking unit (60) is conveyed out the bending equipment, and the CCD vision unit (70) is used to photograph and visual guidance positioning to product; The feed unit (20) includes feeding module, unloading module, support frame (29), feeding rack (25) and clamping frame (26), the feeding module and unloading module are side by side and arranged on the support frame (29), the feeding rack (25) is fixedly installed on the support frame (29) above feeding module and unloading module, the clamping frame (26) is slidably arranged on the feeding rack (25), and the clamping frame (26) can slide horizontally along the feeding rack (25), the feeding module includes a feeding drawer (21), a lifting screw module (23) and a supporting plate (24), the unloading module includes a unloading drawer (22), a lifting screw module (23) and a supporting plate (24), the supporting plate (24) is used to support the tray on which products are placed, the lifting screw module (23) is used to drive the supporting plate (24) to run up and down, and the clamping frame (26) is used to clamp the tray (12) running to the feeding rack (25); The feeding rack (25) is provided with a sliding rail (28), the clamping frame (26) is provided with a clamping sliding block (27), the clamping sliding block (27) is slidably mounted on the sliding rail (28) of the feeding rack, the clamping sliding block (27) can separate or close the clamping frame (26) under the drive of clamping cylinder, and the clamping sliding block (27) can slide horizontally along the sliding rail (28) under the action of horizontal drive module. The bending unit (50) comprises several bending machines which are distributed around the conveying unit (40), the bending machine comprises a base (51), a support table (52), a fixed table (53), a bending arm (54), an up-down driving module (55) and a horizontal driving module (56), the support table (52) is slidingly installed on the base (51), the horizontal driving module (56) is connected to the support table (52) and can drive the support table to move horizontally along the base, the fixed table (53) is installed on the support table (52) and is used for placing the product to be bent, the bending arm (54) is slidingly installed on the support table (52), and the up-down driving module (55) is connected to the bending arm (54) and can drive the bending arm (54) to slide up and down along the support table (52).

2. The soft cable bending apparatus according to claim 1, characterized by: The conveying unit (40) comprises a rotating disc (41) and several carriers (42) installed around the rotating disc, the rotating disc (41) is connected to a rotating mechanism which controls the rotation of the rotating disc, the carrier (42) is provided with a clamping jaw (43) and a front-rear driving module (44), the front-rear driving module (44) is connected to the clamping jaw (43) and can control the clamping jaw to move forward and backward, and the clamping jaw (43) is controlled to open and close by a clamping jaw cylinder to clamp or release the product (13).

3. The soft cable bending apparatus according to claim 1, characterized by: The conveying unit (40) comprises a rotating disc (41) and several carriers (42) installed around the rotating disc, the rotating disc (41) is connected to a rotating mechanism which controls the rotation of the rotating disc, the carrier (42) is provided with a clamping jaw (43) and a front-rear driving module (44), the front-rear driving module (44) is connected to the clamping jaw (43) and can control the clamping jaw to move forward and backward, and the clamping jaw (43) is controlled to open and close by a clamping jaw cylinder to clamp or release the product (13).

4. The soft cable bending apparatus according to claim 1, characterized by: The blanking unit (60) is arranged along the length direction of the workbench (11), and comprises a frame (61), a conveying belt (62) arranged on the frame, and a driving motor (63) for driving the conveying belt.

5. The soft cable bending apparatus according to claim 1, characterized by: The CCD vision unit (70) comprises an upper CCD vision module (71) and a lower CCD vision module (72), the upper CCD vision module (71) is installed above the feeding unit (20), and the lower CCD vision module (72) is installed below the conveying unit (30).

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