CN218694743U - Automatic welding equipment for precise built-in flexible flat cable - Google Patents

Abstract

The utility model discloses an automatic welding equipment of precise built-in flexible flat cable, which comprises a mother carrier for bearing products and a flat cable fine-tuning mechanism for fine tuning the position of the flexible flat cable on the products, wherein an elastic pressing block is rotationally arranged on the mother carrier, one end of the elastic pressing block extends to the upper part of the flexible flat cable to form a pressing part, and the other end is supported by an elastic piece to be lifted upwards so that the pressing part keeps a pressing state; the winding displacement fine adjustment mechanism comprises a camera module, a fine adjustment module with a multi-axis transfer function and a driving module which presses one end of the elastic pressing and holding block to enable the pressing and holding part at the other end of the elastic pressing and holding block to be lifted upwards. The utility model discloses can realize that the fixed short soft arranging wire of one end needs upwards or the high-accuracy welding operation of the back welding of bending downwards, not only ensure the product quality and improved product production efficiency.

Description

Automatic welding equipment for precise built-in flexible flat cable

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of flexible winding displacement welding, especially, relate to a built-in soft winding displacement automatic weld equipment of precision type.

[ background of the invention ]

Along with the popularization of various intelligent wearable electronic products, the functions of the intelligent wearable electronic products gradually show a design trend of function diversification. Therefore, these products are integrated with various rigid circuit boards and flexible circuit boards, and the flexible circuit boards are generally designed with flexible cables to be soldered with the rigid circuit boards to realize electrical signal connection. However, due to the diversification of functionality and the development of the overall structure of the product towards lightness and thinness, the internal circuit boards and parts of these intelligent wearable electronic products are designed very precisely, and the requirement for the precision of flexible flat cable welding is very high.

An existing electronic product is shown in fig. 1, one end of a flexible flat cable is fixed on a circuit board a, and the other end of the flexible flat cable is welded and fixed on a circuit board B to achieve connection between the circuit board a and the circuit board B, a certain height difference exists between the circuit board a and the circuit board B, the circuit board a is in a ring shape and is fixedly arranged on the periphery of a corresponding pad on the circuit board B, and the flexible flat cable is arranged at the inner ring position of the circuit board a, so that the flexible flat cable needs to be folded inwards and upwards and then is erected on a set pad of the circuit board B.

In the prior art, manual operation is adopted, products are placed in a jig, then tweezers are manually used for clamping the free ends of the flexible flat cables to enable welding spots on the flexible flat cables to correspond to welding spots on the circuit board B one by one, then the butted flexible flat cables are kept to be kept by the tweezers, the other hand presses and stirs an elastic pressing block to the upper side of the flexible flat cables to press the flexible flat cables, and then the jig is integrally placed in a carrier and flows into a welding station to be welded. One end of the flexible flat cable of the product is fixed, so that the flexible flat cable is short, the moving space is small, the operating moving space in the product is very small, great difficulty is caused to manual operation, and the flexible flat cable is easy to tear when the tweezers are used for alignment manually, so that the product is poor and even scrapped; after the alignment is good, the position of the flexible flat cable is easy to deviate due to hand shaking in the process of shifting the elastic pressing block, so that the alignment is inaccurate; and the alignment of the welding spots needs to be observed by human eyes, eye fatigue is easily caused after long-time operation, the quality cannot be ensured, the manual operation efficiency is extremely low, and the overall efficiency of product assembly is seriously influenced.

In the prior art, patent publication No. CN105137326B discloses an automatic detection device for a micro-distance FPC board, which uses a rotating disk in cooperation with a split type jig, places a main body of a circuit board on a fixed support plate of the jig, places a flexible flat cable to be welded on a movable support plate capable of being automatically fine-tuned in the jig, places one end of the flexible flat cable on the movable support plate to extend out and overlap the position of the main body of the circuit board with the weld, takes a picture of the overlapped position by using a CCD camera, obtains position information of the flexible flat cable to be adjusted by using image information obtained by a CCD, automatically adjusts the position of the movable support plate by using an automatic precision sliding table, and realizes that gold fingers on the flexible flat cable are in one-to-one contact with gold fingers on the main body of the circuit board, and then, the gold fingers are hot-pressed, attached and welded together. However, the device is only suitable for welding the flexible flat cable at the outer side of the circuit board main body, the position of the flexible flat cable can be freely adjusted on the whole, the device is only suitable for erection welding of a planar flexible flat cable, and the device cannot be suitable for fixing one end of the flexible flat cable and attaching welding after bending the flexible flat cable in height, because the flexible flat cable of the product does not have enough free adjusting space and needs to be kept in a pressed state after being adjusted, otherwise, the flexible flat cable can be tilted upwards.

Therefore, it is necessary to provide a new precision automatic welding device for built-in flexible flat cable to solve the above problems.

[ Utility model ] content

The utility model aims to provide a built-in soft arranging wire automatic weld equipment of precision type can realize that the fixed short soft arranging wire of one end needs upwards or the welded high-accuracy welding operation after bending downwards, has not only ensured the product quality and has improved product production efficiency.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a precise automatic welding device for a built-in flexible flat cable comprises a mother carrier for bearing a product and a flat cable fine adjustment mechanism for fine adjusting the position of the flexible flat cable on the product, wherein an elastic pressing block is rotatably arranged on the mother carrier, one end of the elastic pressing block extends to the upper part of the flexible flat cable to form a pressing part, and the other end of the elastic pressing block is supported by an elastic piece to be lifted upwards so that the pressing part is kept in a pressing state; the flat cable fine adjustment mechanism comprises a camera module, a fine adjustment module with a multi-axis transfer function and a driving module which presses and holds one end of the elastic pressing and holding block to enable the pressing and holding part at the other end of the elastic pressing and holding block to be lifted upwards.

Furthermore, the mother carrier comprises a bottom plate, wherein an installation base is arranged on the bottom plate, a rotating block is rotatably installed on the installation base through a vertical rotating shaft, and the middle part of the elastic pressing block is rotatably arranged on the rotating block through a horizontal rotating shaft to form a lever structure; the elastic pressing block is arranged on the rotating block, and the position switching between the pressing position and the avoiding position is realized through the rotation of the rotating block.

Furthermore, the bottom of the rotating block is provided with a pair of limiting rods, and the mounting base is provided with a first pair of limiting holes for limiting the rotating block at a pressing position and a second pair of limiting holes for limiting the rotating block at an avoiding position.

Furthermore, the first pair of limiting holes and the second pair of limiting holes are vertically distributed.

Furthermore, the pressing and holding part avoids the position of a welding spot of a product to press and hold the flexible flat cable.

Furthermore, a limiting support surface for limiting the downward pressing angle of the elastic pressing and holding block to the lowest position is formed on the upper surface of the mounting base around the rotating block for a circle.

The device further comprises a first conveying line and a second conveying line which are arranged in parallel, a transverse moving feeding line which is vertically arranged at one end of the first conveying line and one end of the second conveying line, and a feeding and carrying mechanism which is arranged above the transverse moving feeding line; the flat cable fine adjustment mechanism is arranged above the first conveying line; the mother carrier is circularly conveyed between the first conveying line and the second conveying line.

Furthermore, first transfer chain top just is located winding displacement fine-tuning's upper reaches are provided with pre-compaction actuating mechanism, pre-compaction actuating mechanism can with elasticity is pressed and is held the piece and upwards lift up and by dodging the position rotatory to pressing and holding position top then release elasticity and press and hold the piece, realize the pre-compaction to two pads and keep.

Furthermore, the sideslip feed line includes first driving piece, receives first backup pad that first driving piece drive carries out the back-and-forth movement and sets up two on the first backup pad and accept and carry the module.

Furthermore, pan feeding transport mechanism includes the second driving piece, receives the second backup pad that removes about the second driving piece drive carries out, fixes third driving piece in the second backup pad, receives the first clamping jaw cylinder that third driving piece drive carried out the up-and-down motion and received the public carrier clamping jaw that first clamping jaw cylinder drive was opened or the centre gripping was moved.

Furthermore, the prepressing driving mechanism comprises a fourth driving part, a third supporting plate driven by the fourth driving part to move back and forth, a fifth driving part fixed on the third supporting plate, a fourth supporting plate driven by the fifth driving part to move up and down, a rotary cylinder fixed on the fourth supporting plate, a rotary rotating plate driven by the rotary cylinder to rotate, a second clamping jaw cylinder fixed on the rotating plate, and a pressing block claw driven by the second clamping jaw cylinder to open or clamp.

Furthermore, an upper limiting plate is fixedly arranged on the surface of one side of the second clamping jaw cylinder, the bottom of the upper limiting plate presses and holds the upper surface of the elastic pressing and holding block, and the elastic pressing and holding block is hooked and held by the pressing block claw in a matching mode.

Furthermore, a blowing nozzle for blowing and bending the flexible flat cable is arranged on one side of the first conveying line corresponding to the position of the pre-pressing driving mechanism.

Furthermore, the flat cable fine adjustment mechanism comprises a sixth driving piece, a fifth supporting plate driven by the sixth driving piece to move back and forth, a seventh driving piece fixed on the fifth supporting plate, a sixth supporting plate driven by the seventh driving piece to move left and right, an eighth driving piece fixed on the sixth supporting plate, and a seventh supporting plate driven by the eighth driving piece to move up and down, the camera module is arranged on the sixth supporting plate, and the fine adjustment module is arranged on the seventh supporting plate.

Furthermore, the fine adjustment module comprises a ninth driving piece, a rotating bracket driven by the ninth driving piece to rotate around a vertical shaft, a flat cable suction nozzle arranged on the rotating bracket in an up-down elastic floating manner, and a pressure sensor for detecting all pressure of the flat cable suction nozzle; the driving module comprises a briquetting cylinder and an upper briquetting which is driven by the briquetting cylinder to move up and down.

Compared with the prior art, the utility model relates to a built-in soft arranging wire automatic weld equipment of precision type's beneficial effect lies in: the high-precision welding operation that the short flexible flat cable with one fixed end needs to be bent upwards or downwards and then welded can be realized, the product quality is guaranteed, and the production efficiency of the product is improved. In particular, the method comprises the following steps of,

1) By arranging the female carrier, the elastic pressing block forming a lever structure is arranged on the female carrier, the elastic pressing block is upwards supported by the elastic piece, so that the pressing part at the other end of the elastic pressing block keeps the pressing effect on a product on the female carrier, and the upwards erected flexible flat cable is bent to be in a horizontal state and then attached to the surface of a bonding pad of the circuit board, so that on one hand, the position of the flexible flat cable can be accurately and effectively grabbed in the follow-up process, and further, a foundation is laid for fine adjustment of the position of the follow-up flexible flat cable; on the other hand, after the flexible wire is finely adjusted to the accurate state, the position stability of the flexible flat cable can be kept, and the guarantee is provided for the accurate welding of the subsequent flexible flat cable;

2) The flexible flat cable is firstly pressed, held and bent by the elastic pressing block, and then the flexible flat cable is driven by the aid of the visual camera and the multi-axis servo motor transfer module to adsorb a flat cable suction nozzle to perform local fine adjustment, so that local fine adjustment of a short flexible flat cable is realized, and reliable and accurate position guarantee is provided for high-precision welding operation;

3) The automatic fine adjustment of the flexible flat cable in the narrow space is realized, and the production efficiency is improved.

[ description of the drawings ]

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

fig. 2 is a schematic perspective view of an embodiment of the present invention;

fig. 3 is a schematic top view of an embodiment of the present invention;

FIG. 4 is a schematic structural view of a traverse feeding line and a feeding material carrying mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of the carrying and conveying module according to the embodiment of the present invention;

fig. 6 is a schematic structural view of a mother carrier according to an embodiment of the present invention;

fig. 7 is an exploded view of the mounting structure of the elastic pressing block in the embodiment of the present invention;

fig. 8 is a schematic structural view of the pre-pressing driving mechanism in the embodiment of the present invention;

fig. 9 is a schematic structural view of a flat cable fine adjustment mechanism according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a trimming module according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram of a trimming module according to an embodiment of the present invention;

the figures in the drawings represent:

100-precise automatic welding equipment for built-in flexible flat cables;

101-circuit board a; 102-circuit board B; 103-flexible flat cable;

1-a first conveyor line; 2-a second conveyor line;

3-a transverse moving feeding line, 31-a first driving piece, 32-a first supporting plate, 33-a receiving and conveying module, 331-a conveying assembly and 332-a second stopping mechanism;

4-a feeding carrying mechanism, 41-a second driving part, 42-a second supporting plate, 43-a third driving part, 44-a first clamping jaw cylinder and 45-a male carrier clamping jaw;

5-a pre-pressing driving mechanism, 51-a fourth driving part, 52-a third supporting plate, 53-a fifth driving part, 54-a fourth supporting plate, 55-a rotating cylinder, 56-a rotating plate, 57-a second clamping jaw cylinder, 58-a pressing block claw and 59-an upper limiting plate;

6-a flat cable fine adjustment mechanism, 61-a sixth driving piece, 62-a fifth supporting plate, 63-a seventh driving piece, 64-a sixth supporting plate, 65-an eighth driving piece, 66-a camera module, 67-a seventh supporting plate, 68-a fine adjustment module, 681-a ninth driving piece, 682-a rotating bracket, 683-a flat cable suction nozzle, 684-a pressure sensor, 69-a driving module, 691-a pressing block cylinder and 692-an upper pressing block;

7-mother carrier, 71-elastic pressing block, 72-bottom plate, 73-limit baffle, 74-positioning column, 75-positioning hole, 76-elastic supporting seat, 77-installation base, 771-first pair of limit holes, 772-second pair of limit holes, 773-limit supporting surface, 78-vertical rotating shaft, 79-rotating block, 791-limit rod, 710-horizontal rotating shaft, 711-pressing part and 712-elastic part;

8-a first gear stop mechanism; 9-a male carrier; 10-blowing nozzle.

[ detailed description ] A

The first embodiment is as follows:

referring to fig. 1 to 11, the present embodiment is an automatic welding apparatus 100 for a precise internal flexible flat cable, which includes a first conveyor line 1 and a second conveyor line 2 arranged in parallel, a traverse feeding line 3 vertically arranged at one end of the first conveyor line 1 and the second conveyor line 2, a feeding material carrying mechanism 4 arranged above the traverse feeding line 3, a pre-pressing driving mechanism 5 and a flat cable fine-tuning mechanism 6 arranged above the first conveyor line 1 and sequentially arranged along the first conveyor line 1, and a mother carrier 7 for performing cyclic conveying between the first conveyor line 1 and the second conveyor line 2, wherein an elastic pressing block 71 is rotatably arranged on the mother carrier 7, and the pre-pressing driving mechanism 5 is configured to lift the elastic pressing block 71 to rotate above a set position and then release the elastic pressing block 71, so as to pre-press and hold the flexible flat cable on a pad of a circuit board.

The first conveying line 1 is provided with a first stopping mechanism 8 corresponding to the position of the pre-pressing driving mechanism 5 and the position of the flat cable fine-tuning mechanism 6, and is used for stopping the mother carrier 7 from continuously moving forward.

The second conveying line 2 is used for reflowing the female carrier 7 to one end close to the transverse moving feeding line 3, the transverse moving feeding line 3 receives the reflowed female carrier 7 at the tail end of the second conveying line 2, the feeding carrying mechanism 4 positioned above places the male carrier 9 carrying the welding products on the female carrier 7 and then moves to the front end of the first conveying line 1, and the female carrier 7 carrying the male carrier 9 is conveyed to the first conveying line 1 for processing operation.

The traverse feed line 3 includes a first driving member 31, a first support plate 32 driven by the first driving member 31 to move forward and backward, and two receiving conveyance modules 33 provided on the first support plate 32. The two receiving conveyor modules 33 are arranged in a collinear manner, wherein one receiving conveyor module 33 is used for receiving the male carrier 9, and the other receiving conveyor module 33 is used for receiving and outputting the female carrier 7 after the male carrier 9 is put in. The receiving and transferring module 33 includes a transferring unit 331 and a second stopping mechanism 332.

The material feeding and conveying mechanism 4 includes a second driving member 41, a second support plate 42 which is driven by the second driving member 41 to move left and right, a third driving member 43 fixed to the second support plate 42, a first gripper cylinder 44 which is driven by the third driving member 43 to move up and down, and a male carrier gripper 45 which is driven by the first gripper cylinder 44 to open or grip. In this embodiment, the third driving member 43 is composed of two lifting cylinders, and realizes double-stroke driving in the up-down direction, so as to meet the grabbing and releasing at different height positions; in other embodiments, an electric motor or a two-stroke cylinder may be used as the third driving element 43.

The female carrier 7 comprises a bottom plate 72 and two limit baffles 73 which are oppositely arranged on the bottom plate 72 and limit the positions of two opposite side edges of the male carrier 9, the two limit baffles 73 are elastically arranged on the bottom plate 72 in a floating way, and the male carrier 9 is held and positioned by the action of elasticity. The bottom plate 72 is provided with at least one pair of positioning columns 74 for quickly and accurately positioning the male carriers 9 and at least one pair of positioning holes 75 for inserting carrier positioning mechanisms on the conveying line to realize quick and accurate positioning of the carriers. The base plate 72 is also provided with a resilient support 76 which extends into the male carrier 9 and supports the main portion of the product. The elastic pressing block 71 is positioned at one side of the male carrier placing area, and the position is switched between a pressing position and an avoiding position through rotary motion, and the male carrier 9 is convenient to take and place at the avoiding position. Specifically, the bottom plate 72 is provided with a mounting base 77, a rotating block 79 is rotatably mounted on the mounting base 77 through a vertical rotating shaft 78, the middle part of the elastic pressing block 71 is rotatably mounted on the rotating block 79 through a horizontal rotating shaft 710 to form a lever structure, one end of the elastic pressing block 71 extends to protrude out of the rotating block 79 to form a pressing part 711, and the other end of the elastic pressing block 71 is supported by an elastic piece 712 to be lifted upwards so that the pressing part 711 keeps a pressing state.

In order to ensure the position stability of the rotating block 79 at the pressing and holding angle position and the avoiding angle position, the bottom of the rotating block 79 is provided with a pair of limiting rods 791, and the mounting base 77 is provided with a first pair of limiting holes 771 for limiting the rotating block 79 at the pressing and holding angle position and a second pair of limiting holes 772 for limiting the rotating block 79 at the avoiding angle position. In this embodiment, the first pair of limiting holes 771 and the second pair of limiting holes 772 are vertically distributed. The accurate limitation and maintenance of the angle position after the rotation of the rotation block 79 are realized by inserting the limit rod 791 into the corresponding limit hole. The pressing part 711 is provided with a profiling limiting surface which avoids the position of the welding spot of the product and is profiled, attached and limited with the surface of one side of the welding head. A limit support surface 773 for limiting the pressing angle of the elastic pressing block 71 to the minimum is formed on the upper surface of the mounting base 77 around the rotating block 79. The pressing part 711 avoids the position of the product welding spot to press the flexible flat cable, so that a subsequent welding head can conveniently extend into the upper part of the flexible flat cable to align to the position of the welding spot to realize welding, and a flat cable suction nozzle in a rear flat cable fine adjustment mechanism can conveniently adsorb the flexible flat cable.

The pre-pressing drive mechanism 5 includes a fourth drive member 51, a third support plate 52 driven by the fourth drive member 51 to move back and forth, a fifth drive member 53 fixed to the third support plate 52, a fourth support plate 54 driven by the fifth drive member 53 to move up and down, a rotary cylinder 55 fixed to the fourth support plate 54, a rotary plate 56 driven by the rotary cylinder 55 to rotate, a second jaw cylinder 57 fixed to the rotary plate 56, and a press hook 58 driven by the second jaw cylinder 57 to open or clamp. The elastic pressing and holding block 71 is hooked upwards through the pressing block claw 58 to drive the rotating block 79 to be lifted upwards, then the whole elastic pressing and holding block 71 is rotated from the avoidance position to the pressing and holding position through the matching of the rotating cylinder 55, the fourth driving piece 51 and the fifth driving piece 53, the pressing and holding part 711 is slowly pressed and held on the flexible flat cable of the product under the action of the fifth driving piece 53, and the phenomenon that the flexible flat cable of the product is pressed and damaged by the pressing and holding part 711 under the elastic action of the elastic piece 712 at the moment when the pressing and holding part 711 rotates in place is avoided. An upper limiting plate 59 is fixedly arranged on one side surface of the second clamping jaw air cylinder 57, the bottom of the upper limiting plate 59 is used for pressing and holding the upper surface of an elastic pressing and holding block 71, and the elastic pressing and holding block 71 is stably hooked and held by matching with a pressing block hook 58.

Because the flexible flat cable on the circuit board a extends upward in this embodiment, in order to ensure that the elastic pressing and holding block 71 can flatly press and hold the flexible flat cable on the circuit board B to prevent the flexible flat cable from being folded, a blowing nozzle 10 for blowing the flexible flat cable is further disposed on one side of the first conveying line 1, before the elastic pressing and holding block 71 presses and holds the flexible flat cable, the blowing nozzle 10 is used to blow air to the flexible flat cable, the flexible flat cable is blown down and kept flat, and then the elastic pressing and holding block 71 is used to press and hold the flexible flat cable to make it flatly attached to the bonding pad of the circuit board B.

The flat cable fine adjustment mechanism 6 includes a sixth driving element 61, a fifth supporting plate 62 driven by the sixth driving element 61 to move back and forth, a seventh driving element 63 fixed on the fifth supporting plate 62, a sixth supporting plate 64 driven by the seventh driving element 63 to move left and right, an eighth driving element 65 fixed on the sixth supporting plate 64, a camera module 66, a seventh supporting plate 67 driven by the eighth driving element 65 to move up and down, a fine adjustment module 68 disposed on the seventh supporting plate 67, and a driving module 69 located on one side of the first conveying line 1 to lift up the elastic pressing block 71 on the mother carrier 7. The fine adjustment module 68 includes a ninth driving member 681, a rotation bracket 682 driven by the ninth driving member 681 to rotate around a vertical axis, a cable suction nozzle 683 elastically floating up and down on the rotation bracket 682, and a pressure sensor 684 detecting the pressure of the cable suction nozzle 683. The drive module 69 includes a press block cylinder 691 and an upper press block 692 driven by the press block cylinder 691 to move up and down. One end of the upper pressing block 692 extends to the upper part of one end of the elastic pressing block 71, the pressing part 711 at the other end of the elastic pressing block 71 is pressed downwards to lift upwards to loosen the pressing of the flexible flat cable, so that the flat cable suction nozzle 683 adsorbs the flexible flat cable to enable welding spots on the flexible flat cable to be attached to the welding spots on the circuit board B in a one-to-one correspondence manner under the fine adjustment of the fine adjustment module 68, before the fine adjustment, the camera module 66 is used for grabbing edges of the marked points of the male carrier 9 and setting the edges as the origin of coordinates, an internal program is used for grabbing the side profile of the flexible flat cable to further calculate the distance difference between the welding spots on the flexible flat cable and the welding spots on the circuit board B, and a target basis is provided for the fine adjustment module 68; after the flexible flat cable is finely adjusted, the position of the flexible flat cable is rechecked by using the camera module 66 again, the flexible flat cable flows to the next station after being qualified, and if the flexible flat cable is not qualified, the fine adjustment action is repeated.

A welding module (not shown) is arranged on one side of the first conveying line 1 and is positioned at the downstream of the flat cable fine adjustment mechanism 6. The welding module is formed by adopting a welding pad welding mechanism in the prior art. The structure of this embodiment is not described in detail.

The work flow of the automatic welding equipment 100 for the precise built-in flexible flat cable of the embodiment is as follows: the receiving and conveying module 33 stays at the end of the second conveying line 2 to receive the mother carrier 7, and at the moment, the elastic pressing block 71 on the mother carrier 7 is at an avoiding position; then moving to a bearing position of the male carrier 9, utilizing another bearing and conveying module 33 to bear the male carrier 9 bearing the product to be welded, after the male carrier 9 enters the bearing and conveying module 33, conveying and placing the male carrier on the female carrier 7 by the feeding and conveying mechanism 4, clamping two opposite sides of the male carrier 9 by two limiting baffles 73 on the female carrier 7, and simultaneously, rapidly and accurately positioning the position of the male carrier 9 by a positioning column 74; the receiving and conveying module 33 moves to the end of the first conveying line 1 again, and conveys the female carrier 7 carrying the male carrier 9 to the first conveying line 1; when the pre-pressing driving mechanism 5 is moved to the position, the gear is stopped by the first stopping gear 8; the air blowing nozzle 10 blows air towards the flexible flat cable, the flexible flat cable is blown over the circuit board B, the pressing block hook 58 hooks the elastic pressing and holding block 71 to rotate from the avoiding position to the pressing and holding position and slowly put down, and the flexible flat cable is pressed and attached to a bonding pad of the circuit board B; the mother carrier 7 moves to the lower part of the flat cable fine adjustment mechanism 6 again, and the first stopping mechanism 8 stops; the camera module 66 takes a picture of a product, the fine-tuning distance is automatically calculated through an internal program, the flat cable suction nozzle 683 sucks and presses the flexible flat cable, then the upper pressing block 692 in the driving module 69 presses one end of the elastic pressing block 71, the pressing part 711 at the other end of the elastic pressing block 71 is lifted upwards, the pressing effect on the flexible flat cable is released, and the flat cable suction nozzle 683 sucks the flexible flat cable to adjust the flexible flat cable to a precise fit state under the driving fine tuning of the fine-tuning module 68, so that a plurality of welding spots on the flexible flat cable can be fitted with a plurality of welding spots on the circuit board B in a one-to-one precise correspondence manner; after the adjustment is completed, the flat cable suction nozzle 683 keeps the pressing state, the upper pressing block 692 is loosened, the pressing part 711 restores the pressing of the flexible flat cable, the flat cable suction nozzle 683 is withdrawn to finish the automatic fine adjustment of the flexible flat cable, and then the mother carrier 7 enters the next work station under the conveying of the first conveying line 1.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (15)

1. The utility model provides a built-in soft arranging wire automatic weld equipment of precision type which characterized in that: the flat cable fine adjustment device comprises a mother carrier (7) for bearing a product and a flat cable fine adjustment mechanism (6) for fine adjusting the position of a flexible flat cable on the product, wherein an elastic pressing block (71) is rotatably arranged on the mother carrier (7), one end of the elastic pressing block (71) extends to the upper part of the flexible flat cable to form a pressing part (711), and the other end of the elastic pressing block is supported by an elastic piece (712) to be lifted upwards so that the pressing part (711) keeps a pressing state; the flat cable fine adjustment mechanism (6) comprises a camera module (66), a fine adjustment module (68) with a multi-axis transfer function, and a driving module (69) which presses one end of the elastic pressing block (71) and lifts the pressing part (711) at the other end upwards.

2. The automatic welding equipment for the precise built-in flexible flat cable according to claim 1, wherein: the mother carrier (7) comprises a bottom plate (72), wherein an installation base (77) is arranged on the bottom plate (72), a rotating block (79) is rotatably installed on the installation base (77) through a vertical rotating shaft (78), and the middle part of the elastic pressing block (71) is rotatably arranged on the rotating block (79) through a horizontal rotating shaft (710) to form a lever structure; the elastic pressing block (71) is mounted on the rotating block (79) and realizes position switching between a pressing position and an avoiding position through rotation of the rotating block (79).

3. The automatic welding equipment for the precise built-in flexible flat cable according to claim 2, wherein: the bottom of the rotating block (79) is provided with a pair of limiting rods (791), and the mounting base (77) is provided with a first pair of limiting holes (771) for limiting the rotating block (79) at a pressing and holding position and a second pair of limiting holes (772) for limiting the rotating block (79) at an avoiding position.

4. The automatic welding equipment for the precise built-in flexible flat cable according to claim 3, wherein: the first pair of limiting holes (771) and the second pair of limiting holes (772) are distributed vertically.

5. The automatic welding equipment for the precise built-in flexible flat cable according to claim 1, wherein: the pressing and holding part (711) avoids the position of a welding point of a product to press and hold the flexible flat cable.

6. The automatic welding equipment for the precise built-in flexible flat cable according to claim 2, wherein: and a limiting support surface (773) for limiting the downward pressing angle of the elastic pressing block (71) to the lowest position is formed on the upper surface of the mounting base (77) around the rotating block (79) for one circle.

7. The automatic welding equipment for the precise built-in flexible flat cable according to claim 1, wherein: the device is characterized by further comprising a first conveying line (1) and a second conveying line (2) which are arranged in parallel, a transverse moving feeding line (3) which is vertically arranged at one end of each of the first conveying line (1) and the second conveying line (2), and a feeding and carrying mechanism (4) which is arranged above the transverse moving feeding line (3); the flat cable fine adjustment mechanism (6) is arranged above the first conveying line (1); the mother carriers (7) are circularly conveyed between the first conveying line (1) and the second conveying line (2).

8. The automatic welding equipment for the precise built-in flexible flat cable according to claim 7, wherein: and a pre-pressing driving mechanism (5) is arranged above the first conveying line (1) and at the upstream of the flat cable fine adjustment mechanism (6), and the pre-pressing driving mechanism (5) can lift the elastic pressing block (71) upwards, rotate the elastic pressing block to the position above the pressing position from the avoiding position and then release the elastic pressing block (71) to realize pre-pressing holding.

9. The automatic welding equipment for the precise built-in flexible flat cable according to claim 7, wherein: the transverse moving feed line (3) comprises a first driving piece (31), a first supporting plate (32) driven by the first driving piece (31) to move back and forth and two bearing and conveying modules (33) arranged on the first supporting plate (32).

10. The automatic welding equipment for the precise built-in flexible flat cable according to claim 7, wherein: pan feeding transport mechanism (4) include second driving piece (41), receive second backup pad (42) that second driving piece (41) drive was removed about, fix third driving piece (43) on second backup pad (42), receive third driving piece (43) drive carries out the first clamping jaw cylinder (44) of up-and-down motion and receive first clamping jaw cylinder (44) drive opens or public carrier clamping jaw (45) of centre gripping action.

11. The automatic welding equipment for the precise built-in flexible flat cable according to claim 8, wherein: the prepressing driving mechanism (5) comprises a fourth driving part (51), a third supporting plate (52) driven by the fourth driving part (51) to move back and forth, a fifth driving part (53) fixed on the third supporting plate (52), a fourth supporting plate (54) driven by the fifth driving part (53) to move up and down, a rotating cylinder (55) fixed on the fourth supporting plate (54), a rotating plate (56) driven by the rotating cylinder (55) to move rotationally, a second clamping jaw cylinder (57) fixed on the rotating plate (56) and a pressing block hook (58) driven by the second clamping jaw cylinder (57) to open or clamp.

12. The automatic welding equipment for the precise built-in flexible flat cable according to claim 11, wherein: an upper limiting plate (59) is fixedly arranged on one side surface of the second clamping jaw air cylinder (57), the bottom of the upper limiting plate (59) presses the upper surface of the elastic pressing block (71), and the elastic pressing block (71) is hooked and held by the pressing block hook claw (58) in a matching mode.

13. The automatic welding equipment for the precise built-in flexible flat cable according to claim 8, wherein: and a blowing nozzle (10) for blowing and bending the flexible flat cable is arranged on one side of the first conveying line (1) corresponding to the position of the pre-pressing driving mechanism (5).

14. The automatic welding equipment for the precise built-in flexible flat cable according to claim 1, wherein: the winding displacement fine adjustment mechanism (6) comprises a sixth driving piece (61), a fifth supporting plate (62) driven by the sixth driving piece (61) to move back and forth, a seventh driving piece (63) fixed on the fifth supporting plate (62), a sixth supporting plate (64) driven by the seventh driving piece (63) to move left and right, an eighth driving piece (65) fixed on the sixth supporting plate (64) and a seventh supporting plate (67) driven by the eighth driving piece (65) to move up and down, the camera module (66) is arranged on the sixth supporting plate (64), and the fine adjustment module (68) is arranged on the seventh supporting plate (67).

15. The automatic welding equipment for the precise built-in flexible flat cable according to claim 14, wherein: the fine adjustment module (68) comprises a ninth driving part (681), a rotating bracket (682) driven by the ninth driving part (681) to rotate around a vertical axis, a flat cable suction nozzle (683) arranged on the rotating bracket (682) in a vertically elastic floating mode, and a pressure sensor (684) for detecting all pressure of the flat cable suction nozzle (683); the driving module (69) comprises a briquetting cylinder (691) and an upper briquetting (692) driven by the briquetting cylinder (691) to move up and down.

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