Conveying line for feeding and discharging of PCBs

Abstract

The utility model discloses a conveying line for feeding and discharging of PCBs, which is applied to the technical field of conveying lines and is characterized by comprising a base. A first conveying base is fixedly connected to one end, in the conveying direction, of the base, a second conveying base is movably connected to the other end of the base based on a sliding adjusting assembly, and a feeding conveying belt achieving synchronous movement based on a synchronous assembly is arranged on the first conveying base and the second conveying base. The top surfaces of the first conveying seat and the second conveying seat are symmetrically and fixedly connected with positioning plates used for positioning and abutting against the top surfaces and the side walls of the PCBs in the conveying direction of the PCBs, and the base is provided with a discharging assembly used for discharging the PCBs between the first conveying seat and the second conveying seat; the utility model has the technical effects of simple structure and wide adaptation range.

Description

TECHNICAL FIELD

[0001] The utility model relates to conveying line technical field, especially a conveying line for PCB board feeding and discharging. BACKGROUND

[0002] PCB board is also called printed circuit board, and it is the provider of electrical connection of electronic components. The design emphasis of PCB board is layout design. By adopting PCB board, wiring and assembly error rate can be reduced, and automation level and production labor rate are improved. In the production process, the PCB board needs to be conveyed to the designated position for the installation of parts. In order to ensure the installation accuracy of parts, the PCB board is positioned when conveying by the conveying line. The conveying line on the market can only adapt to the conveying and positioning requirements of single specification of PCB board, and the adaptation range is small. On the other hand, the conveying line on the market usually sets a correction structure at the installation station to realize the positioning of the PCB board. The correction process may damage the PCB board, and it is necessary to improve. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a conveying line for PCB board feeding and discharging, which has the advantages of simple structure and wide adaptation range.

[0004] The above technical purpose of the utility model is realized by the following technical scheme: a conveying line for PCB board feeding and discharging, comprising a base; one end of the base is fixedly connected with a first conveying seat along the conveying direction, and the other end is movably connected with a second conveying seat based on a sliding adjustment assembly; the first conveying seat and the second conveying seat are provided with an inlet conveying belt which realizes synchronous motion based on a synchronous assembly; the top surfaces of the first conveying seat and the second conveying seat are symmetrically fixedly connected with positioning plates for positioning the top surface and the side wall of the PCB board along the conveying direction of the PCB board; and the base is provided with a discharging assembly between the first conveying seat and the second conveying seat for realizing the discharging of the PCB board.

[0005] The utility model is further provided as follows: the sliding adjustment assembly comprises a plurality of adjustment sliding rails which are fixedly connected to the base along the direction perpendicular to the conveying direction of the PCB board; the second conveying seat is slidably connected to the adjustment sliding rails; the first conveying seat is synchronously rotationally connected with an adjustment screw rod along the direction parallel to the adjustment sliding rails; the second conveying seat is provided with a screw rod hole matched with the adjustment screw rod; and the base is fixedly connected with a driving assembly for driving the synchronous rotation of the adjustment screw rod.

[0006] The utility model further sets up: drive assembly includes coaxial fixed connection in first pulley on adjusting screw rod, realizes transmission between adjacent first pulley based on synchronous belt, first drive motor is fixedly connected on the base, coaxial fixed connection has second pulley on the rotary shaft of first drive motor, realizes transmission between first pulley with second pulley based on first transmission belt.

[0007] The utility model further sets up: the base is fixedly connected with the tightening assembly for tightening synchronous belt, the tightening assembly includes along the vertical direction fixed connection in the tightening seat on the base and at least one along the vertical direction sliding connection in the adjusting block of tightening seat, the adjusting block is rotatably connected with the tightening wheel for abutting synchronous belt, the tightening seat is evenly opened with a plurality of adjusting holes along the vertical direction symmetry, adjusting groove is seted up on the adjusting block, realizes fixed between adjusting hole with adjusting groove based on locking bolt.

[0008] The utility model further sets up: the synchronous assembly includes symmetry rotatable connection on the first conveying seat and the second conveying seat on synchronous drive wheel and coaxial heart opening in synchronous drive hole on synchronous drive wheel, the synchronous drive hole is of regular polygon structure, the synchronous drive wheel is connected based on the synchronous drive rod with the same shape as the synchronous drive hole between, the end of synchronous drive rod close to the second conveying seat is slidingly connected in the synchronous drive hole, the synchronous drive rod is fixedly connected with third pulley on the coaxial heart, the base is fixedly connected with second drive motor, the fourth pulley is fixedly connected on the coaxial heart on the rotary shaft of second drive motor, realizes transmission between third pulley and fourth pulley based on second transmission belt.

[0009] The utility model further sets up: the positioning plate is uniformly fixedly connected with a plurality of blocking and pushing assembly for blocking PCB board movement or pushing PCB board and realizing blanking along the conveying direction of PCB board, the blocking and pushing assembly includes the mounting seat fixedly connected on the positioning plate and the telescopic pneumatic cylinder fixedly connected on the mounting seat along the vertical to PCB board conveying direction, the telescopic end of telescopic pneumatic cylinder is fixedly connected with the blocking and pushing plate, the sliding slot for the blocking and pushing plate sliding is seted up on the positioning plate.

[0010] The utility model further sets up: the blanking assembly includes the fixed seat fixedly connected on the base along the vertical direction and the blanking seat for placing PCB board along the vertical direction slidingly connected on the fixed seat, the lifting pneumatic cylinder that drives the blanking seat and carries out the lifting is fixedly connected on the fixed seat, the blanking groove that blanking seat passes through is seted up on the base.

[0011] In summary, the utility model has the following beneficial effects:

[0012] 1. Through setting fixed first conveying seat and second conveying seat based on sliding adjustment assembly on base, sliding adjustment assembly drives adjusting screw to rotate through drive assembly, thereby driving second conveying seat to slide on adjusting slide rail, so that the interval between first conveying seat and second conveying seat is flexibly adjusted to adapt to the feeding requirement of PCB of different specifications, meanwhile, through fixedly setting positioning plate on first conveying seat and second conveying seat, the side wall and top surface of PCB are abutted through positioning plate, and the bottom surface of PCB is adhered through feeding belt, so that the positioning of PCB is realized during the feeding and conveying of PCB, the damage of PCB during the correction process is avoided, and the structure is simple.

[0013] 2. The feeding and conveying belt of synchronous motion is set on first conveying seat and second conveying seat based on synchronous assembly, synchronous assembly sets synchronous drive wheel on first conveying seat and second conveying belt to drive feeding and conveying belt to convey, meanwhile, synchronous drive hole in the form of regular polygon is set in the center of synchronous sliding wheel, and synchronous drive wheel is connected based on synchronous drive rod, synchronous drive wheel is driven to rotate synchronously through synchronous drive rod, so that feeding and conveying belt on first conveying seat and second conveying seat can also realize synchronous sliding during interval adjustment. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the whole of the embodiment;

[0015] Figure 2 It is the A part enlarged schematic view of Figure 1

[0016] Figure 3 It is the B part enlarged schematic view of Figure 1

[0017] Figure 4 It is the C part enlarged schematic view of Figure 1

[0018] Figure 5 It is the structural schematic diagram of the unloading assembly of the embodiment.

[0019] ​​​Label: 1, base; 2, first conveying seat; 3, sliding adjustment assembly; 31, adjustment sliding rail; 32, adjustment screw; 33, driving assembly; 331, first pulley; 332, synchronous belt; 333, first driving motor; 334, second pulley; 335, first transmission belt; 34, tensioning assembly; 341, tensioning seat; 342, adjustment block; 343, tensioning wheel; 344, adjustment hole; 345, adjustment groove; 4, second conveying seat; 5, synchronous assembly; 51, synchronous driving wheel; 52, synchronous driving hole; 53, synchronous driving rod; 54, third pulley; 55, second driving motor; 56, fourth pulley; 57, second transmission belt; 6, feeding conveying belt; 7, positioning plate; 8, discharging assembly; 81, fixed seat; 82, discharging seat; 83, lifting electric cylinder; 84, discharging groove; 9, blocking and pushing assembly; 91, mounting seat; 92, telescopic cylinder; 93, blocking and pushing plate; 94, sliding groove. DETAILED DESCRIPTION

[0020] The utility model will be further explained in detail below in combination with the drawings.

[0021] Embodiment:

[0022] Reference Figures 1 to 5 A conveying line for feeding and discharging PCBs, comprising a base 1, a first conveying seat 2 fixedly connected to one end of the base 1 along the conveying direction, and a second conveying seat 4 movably connected to the other end of the base 1 based on a sliding adjustment assembly 3, the distance between the first conveying seat 2 and the second conveying seat 4 can be flexibly adjusted to adapt to the conveying requirements of PCBs of different specifications, a feeding conveying belt 6 for synchronous movement based on a synchronous assembly 5 is arranged on the first conveying seat 2 and the second conveying seat 4, positioning plates 7 for positioning against the top surface and side wall of the PCB are symmetrically fixedly connected to the top surface of the first conveying seat 2 and the second conveying seat 4 along the conveying direction of the PCB, the side wall and top surface of the PCB are positioned by the positioning plates 7, and the feeding conveying belt 6 is in close contact with the bottom surface of the PCB, so that the PCB is positioned during feeding and conveying, and damage to the PCB during alignment is avoided, and a discharging assembly 8 for discharging the PCB is arranged between the first conveying seat 2 and the second conveying seat 4 of the base 1.

[0023] Reference Figures 1 to 3, Specifically, the sliding adjusting assembly 3 comprises a plurality of adjusting slide rails 31 fixedly connected to the base 1 along the conveying direction perpendicular to the PCB plate, the second conveying seat 4 is slidingly connected to the adjusting slide rails 31, the first conveying seat 2 is synchronously rotationally connected with an adjusting screw rod 32 along a direction parallel to the adjusting slide rails 31, a screw rod hole matched with the adjusting screw rod 32 is formed in the second conveying seat 4, a driving assembly 33 for driving the adjusting screw rod 32 to synchronously rotate is fixedly connected to the base 1, the adjusting screw rod 32 is driven to rotate by the driving assembly 33, and then the second sliding seat is slidingly moved on the adjusting slide rails 31 to realize flexible adjustment of the distance between the first conveying seat 2 and the second conveying seat 4, so as to adapt to the feeding requirements of PCB plates of different specifications. The driving assembly 33 comprises a first pulley 331 coaxially fixed to the adjusting screw rod 32, adjacent first pulleys 331 are transmissionally connected based on a synchronous belt 332, a first driving motor 333 is fixedly connected to the base 1, a second pulley 334 is coaxially fixed to a rotating shaft of the first driving motor 333, the first pulley 331 and the second pulley 334 are transmissionally connected based on a first transmission belt 335, the second pulley 334 is driven to rotate by the first driving motor 333, the first pulley 331 is driven to rotate by the second pulley 334 based on the first transmission belt 335, so as to drive the adjusting screw rod 32 to rotate, a tightening assembly 34 for tightening the synchronous belt 332 is fixedly connected to the base 1, the tightening assembly 34 comprises a tightening seat 341 fixedly connected to the base 1 along the vertical direction and at least one adjusting block 342 slidingly connected to the tightening seat 341 along the vertical direction, a tightening wheel 343 for abutting the synchronous belt 332 is rotationally connected to the adjusting block 342, a plurality of adjusting holes 344 are uniformly and symmetrically formed in the tightening seat 341 along the vertical direction, an adjusting groove 345 is formed in the adjusting block 342, the adjusting hole 344 and the adjusting groove 345 are fixed based on a locking bolt, the adjusting block 342 is fixed to the tightening seat 341 by matching the adjusting groove 345 with the adjusting hole 344, and the synchronous belt 332 is kept tight by abutting the synchronous belt 332 by the tightening wheel 343, so as to ensure synchronous rotation of the adjusting screw rod 32.

[0024] Reference Figure 1 and Figure 4Specifically, the synchronous assembly 5 comprises synchronous driving wheels 51 symmetrically and rotatably connected to the first conveying seat 2 and the second conveying seat 4, and synchronous driving holes 52 in the shape of a regular polygon coaxially arranged on the synchronous driving wheels 51. The synchronous driving wheels 51 are connected by synchronous driving rods 53 in the shape of the synchronous driving holes 52. The synchronous driving rods 53 are slidably connected to the synchronous driving holes 52 at one end close to the second conveying seat. A third belt pulley 54 is fixedly connected to the synchronous driving rod 53 coaxially. A second driving motor 55 is fixedly connected to the base 1. A fourth belt pulley 56 is fixedly connected to a rotating shaft of the second driving motor 55 coaxially. The third belt pulley 54 and the fourth belt pulley 56 are connected by a second transmission belt 57. The synchronous driving rod 53 drives the synchronous driving wheels 51 to rotate synchronously, so that the feeding belts 6 on the first conveying seat 2 and the second conveying seat 4 can also slide synchronously during the interval adjustment.

[0025] With reference to Figure 1 and Figure 4 , specifically, the positioning plate 7 is uniformly and fixedly connected with a plurality of blocking and pushing assemblies 9 for blocking the movement of the PCB or pushing the PCB to realize unloading along the conveying direction of the PCB. The blocking and pushing assembly 9 comprises a mounting seat 91 fixedly connected to the positioning plate 7 and a telescopic cylinder 92 fixedly connected to the mounting seat 91 along a direction perpendicular to the conveying direction of the PCB. A blocking and pushing plate 93 is fixedly connected to the telescopic cylinder 92 at the telescopic end. A sliding groove 94 is arranged on the positioning plate 7 for the sliding of the blocking and pushing plate 93. When the PCB is conveyed, the telescopic cylinder 92 drives the blocking and pushing plate 93 to extend, thereby blocking the PCB from continuing to slide. When the PCB is assembled, the telescopic cylinder 92 drives the blocking and pushing plate to push one side of the PCB, so that the PCB is separated from the feeding belt 6 and enters the unloading assembly 8 to realize unloading. The blocking and pushing assembly realizes the integrated arrangement of blocking and pushing, thereby simplifying the structural complexity.

[0026] With reference to Figure 1 and Figure 5 , specifically, the unloading assembly 8 comprises a fixed seat 81 fixedly connected to the base 1 along a vertical direction and an unloading seat 82 slidably connected to the fixed seat 81 along the vertical direction and used for placing the PCB. A lifting cylinder 83 is fixedly connected to the fixed seat 81 and used for driving the unloading seat 82 to lift. A unloading groove 84 is arranged on the base 1 and used for the unloading seat 82 to pass through. When unloading, the lifting cylinder 83 drives the unloading seat 82 to rise to a position level with the feeding belt 6. The blocking and pushing assembly 9 pushes the side wall of the PCB, so that the PCB is pushed onto the unloading seat 82 to realize unloading.

[0027] Brief description of the use process: the adjusting screw rod 32 is driven to rotate by the driving assembly 33, so that the second conveying seat 4 slides on the adjusting slide rail 31, thereby realizing flexible adjustment of the distance between the first conveying seat 2 and the second conveying seat 4 to adapt to the feeding requirements of PCBs of different specifications, meanwhile, the positioning plate 7 abuts against the side wall and the top surface of the PCB, and the material conveying belt 6 is inserted to adhere to the bottom surface of the PCB, thereby realizing positioning of the PCB during feeding and conveying of the PCB.

[0028] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model. Those skilled in the art can make modifications with creative contributions according to the needs after reading the specification, but as long as the modifications are within the scope of the claims of the utility model, they are protected by the patent law.

Claims

1. A conveying line for feeding and discharging PCB boards, comprising a base (1); characterized in that, The base (1) is fixedly connected with a first conveying seat (2) at one end along the conveying direction, and movably connected with a second conveying seat (4) at the other end based on a sliding adjustment assembly (3), the first conveying seat (2) and the second conveying seat (4) are provided with an in-feed conveying belt (6) for synchronous movement based on a synchronous assembly (5), the top surface of the first conveying seat (2) and the second conveying seat (4) is symmetrically fixedly connected with a positioning plate (7) for positioning against the top surface and the side wall of the PCB, and the base (1) is provided with a discharging assembly (8) between the first conveying seat (2) and the second conveying seat (4) for discharging the PCB.

2. The conveying line for feeding and discharging PCBs according to claim 1, wherein, The sliding adjustment assembly (3) comprises a plurality of adjustment slide rails (31) fixedly connected to the base (1) along the direction perpendicular to the conveying direction of the PCB, the second conveying seat (4) is slidably connected to the adjustment slide rail (31), the first conveying seat (2) is synchronously rotatably connected with an adjustment lead screw (32) along the direction parallel to the adjustment slide rail (31), the second conveying seat (4) is provided with a lead screw hole matched with the adjustment lead screw (32), and the base (1) is fixedly connected with a driving assembly (33) for driving the adjustment lead screw (32) to rotate synchronously.

3. The conveying line for feeding and discharging PCBs according to claim 2, wherein, The driving assembly (33) comprises a first pulley (331) coaxially fixed to the adjustment lead screw (32), adjacent the first pulley (331) is transmission based on a synchronous belt (332), the base (1) is fixedly connected with a first driving motor (333), the rotating shaft of the first driving motor (333) is coaxially fixedly connected with a second pulley (334), and the first pulley (331) and the second pulley (334) are transmission based on a first transmission belt (335).

4. The conveying line for feeding and discharging PCBs according to claim 3, wherein, The base (1) is fixedly connected with a tightening assembly (34) for tightening the synchronous belt (332), the tightening assembly (34) comprises a tightening seat (341) fixedly connected to the base (1) along the vertical direction and at least one adjustment block (342) slidably connected to the tightening seat (341) along the vertical direction, the adjustment block (342) is rotatably connected with a tightening wheel (343) for abutting the synchronous belt (332), the tightening seat (341) is symmetrically and uniformly provided with a plurality of adjustment holes (344) along the vertical direction, the adjustment block (342) is provided with an adjustment groove (345), and the adjustment hole (344) and the adjustment groove (345) are fixed based on a locking bolt.

5. The conveying line for feeding and discharging PCBs according to claim 1, wherein, The synchronous assembly (5) comprises synchronous driving wheels (51) symmetrically connected to the first conveying seat (2) and the second conveying seat (4), and synchronous driving holes (52) in the shape of regular polygons are coaxially arranged on the synchronous driving wheels (51), the synchronous driving wheels (51) are connected by synchronous driving rods (53) in the same shape as the synchronous driving holes (52), one end of the synchronous driving rod (53) close to the second conveying seat is slidingly connected to the synchronous driving hole (52), a third belt pulley (54) is fixedly connected to the synchronous driving rod (53), a second driving motor (55) is fixedly connected to the base (1), a fourth belt pulley (56) is coaxially fixedly connected to the rotating shaft of the second driving motor (55), and the third belt pulley (54) and the fourth belt pulley (56) are driven by a second transmission belt (57).

6. The conveying line for feeding and discharging PCBs according to claim 1, wherein, The positioning plate (7) is uniformly and fixedly connected with a plurality of blocking and pushing assemblies (9) for blocking the movement of the PCB or pushing the PCB to realize unloading along the conveying direction of the PCB, the blocking and pushing assembly (9) comprises a mounting seat (91) fixedly connected to the positioning plate (7) and a telescopic cylinder (92) fixedly connected to the mounting seat (91) along the direction perpendicular to the conveying direction of the PCB, and the telescopic end of the telescopic cylinder (92) is fixedly connected with a blocking and pushing plate (93), and the positioning plate (7) is provided with a sliding groove (94) for the sliding of the blocking and pushing plate (93).

7. The conveying line for feeding and discharging PCBs according to claim 1, wherein, The unloading assembly (8) comprises a fixed seat (81) fixedly connected to the base (1) along the vertical direction and an unloading seat (82) for placing the PCB slidingly connected to the fixed seat (81) along the vertical direction, the fixed seat (81) is fixedly connected with a lifting cylinder (83) for driving the unloading seat (82) to lift, and the base (1) is provided with an unloading slot (84) for the unloading seat (82).

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