CN113225933A

CN113225933A - Circuit board printing paster equipment

Info

Publication number: CN113225933A
Application number: CN202110467121.7A
Authority: CN
Inventors: 张剑明; 程彬; 左有辉
Original assignee: Guangdong Wanxinda Electronic Technology Co ltd
Current assignee: Guangdong Wanxinda Electronic Technology Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-08-06
Anticipated expiration: 2041-04-28
Also published as: CN113225933B

Abstract

The utility model relates to a circuit board printing paster equipment, including the chip mounter body and set up in the backflow welder body of chip mounter body one side, the chip mounter body with be provided with the preliminary detection device that is used for going on examining the components and parts on the circuit board between the backflow welder body, preliminary detection device including set up in the chip mounter body with frame between the backflow welder body, the symmetry is provided with the fixed plate on the frame, two be provided with the conveying mechanism who is used for carrying out the transport to the circuit board simultaneously between the fixed plate, still be provided with the mount on the frame, one side of mount is provided with and is used for carrying out centre gripping and wobbling centre gripping swing mechanism to the circuit board. The effect of preliminary detection can be realized to the circuit board before welding components and parts to this application to welding skew or the wrong condition in paster position of components and parts can be reduced to components and parts on the circuit board, and then the yields of improvement circuit board.

Description

Circuit board printing paster equipment

Technical Field

The application relates to the field of circuit board manufacturing equipment, in particular to circuit board printed patch equipment.

Background

With the continuous development of science and technology in China, the electronic information manufacturing industry needs to be improved, and core industries such as integrated circuits, software, novel components and the like are vigorously developed according to the general trend of digitization, networking and intellectualization. Among them, the PCB is widely used in various electronic devices, and is mainly used in integrated electronic device circuits. Meanwhile, the circuit board is miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electrical appliance layout.

In the processing process of a circuit board in the related technology, the circuit board is automatically loaded through a board loading machine firstly, then the circuit board is conveyed into a full-automatic printing machine for coating printing, after printing is finished, the circuit board is conveyed into a welting machine and a full-automatic tape cutting machine so as to correspondingly stick components on the circuit board, then the circuit board is conveyed into a reflow welding machine so as to weld the components on the circuit board, then the welding conditions of the components on the circuit board are checked, and finally the processed circuit board is automatically discharged and collected.

With respect to the related art in the above, the inventors consider that: after the circuit board is printed with the patches, the circuit board is immediately conveyed into a reflow soldering machine to be soldered with components, but when the soldered components are usually checked, the situation that part of the components are soldered or the positions of the patches of the components are wrong is discovered, so that the problem that the circuit board is defective is caused.

Disclosure of Invention

In order to carry out the preliminary examination to the circuit board before can welding components and parts to welding skew or the wrong condition in paster position of components and parts appear in the components and parts on the reduction circuit board, improve the yields of circuit board, this application provides a circuit board printing paster equipment.

The application provides a circuit board printing paster equipment adopts following technical scheme:

the utility model provides a circuit board printing paster equipment, include the chip mounter body and set up in the backflow welder body of chip mounter body one side, the chip mounter body with be provided with between the backflow welder body and be used for carrying out the preliminary detection device that inspects to the components and parts on the circuit board, preliminary detection device including set up in the chip mounter body with frame between the backflow welder body, the symmetry is provided with the fixed plate on the frame, two be provided with the conveying mechanism who is used for carrying out the transport to the circuit board simultaneously between the fixed plate, still be provided with the mount on the frame, one side of mount is provided with and is used for carrying out centre gripping and wobbling centre gripping swing mechanism to the circuit board.

By adopting the technical scheme, the effect of pre-detection of the circuit board before welding the components can be conveniently realized, so that the condition that welding deviation or surface mounting positions of the components are wrong on the circuit board can be reduced, and the yield of the circuit board is further improved.

Optionally, conveying mechanism is including all setting up in two the fixing base of fixed plate bottom, two all rotate on the fixing base and be connected with the initiative delivery wheel, two all be provided with a plurality of driven delivery wheels on the relative one side of fixed plate, the initiative delivery wheel is with a plurality of carry out the transmission through the conveyer belt between the driven delivery wheel, the conveyer belt is with the marginal bottom looks butt of circuit board, two be provided with the telescopic shaft between the initiative delivery wheel, the one end of telescopic shaft rotate run through in the fixing base, be provided with conveying motor on one side of fixing base, conveying motor's output with the telescopic shaft stretches out the one end of fixing base is connected, two all be provided with the spacing subassembly with the top looks butt of circuit board avris on the relative one side of fixed plate, two be provided with adjusting part between the fixed plate.

Through adopting above-mentioned technical scheme, can realize playing the effect of automatic sliding to the circuit board to make the circuit board carry out automatic sliding along the fixed plate, and then can be convenient for carry into the welding process of carrying out components and parts in the reflow soldering machine body with the circuit board after the preliminary testing.

Optionally, the limiting assembly comprises a limiting block and a limiting shaft, the limiting block and the limiting shaft are symmetrically arranged on one side of the fixing plate, the limiting shaft is provided with a limiting sleeve, the outer peripheral surface of the limiting sleeve is provided with a limiting plate, and the limiting plate is abutted to the top of the side of the circuit board.

By adopting the technical scheme, the circuit board can be conveniently and effectively limited, so that the circuit board is more stable in the moving process; the circuit board can be guided effectively, so that the circuit board can move effectively along the gap between the limiting plate and the conveying belt; simultaneously, through setting up the limiting plate that can swing for the limiting plate can not block the circuit board, thereby can be convenient for take off the circuit board from the fixed plate.

Optionally, the adjusting assembly comprises adjusting seats symmetrically arranged on two opposite sides of the fixing plate, a first lead screw is correspondingly arranged between the adjusting seats in a rotating mode, one of the adjusting seats is arranged on the fixing plate, a first threaded hole in threaded connection with the first lead screw penetrates through the adjusting seats, the first lead screw penetrates through and extends out of the adjusting seats, and two adjusting parts which are used for driving the first lead screw to rotate are arranged on one side of the adjusting seats.

Through adopting above-mentioned technical scheme, can be convenient for effectively adjust the interval between two fixed plates to can be convenient for effectively carry the circuit board of different specification and dimension.

Optionally, the adjusting part includes a plurality of first adjusting blocks symmetrically arranged on the base, a first rotating rod is rotatably connected between the two first adjusting blocks, a first driven bevel gear is arranged at one end of the adjusting base, which is far away from the two first rotating rods, a second driven bevel gear meshed with the first driven bevel gear is arranged at one end of the adjusting base, a first driving bevel gear is arranged at one end of the adjusting base, which is close to the two first rotating rods, a second adjusting block is further arranged on the bearing surface of the base, a second rotating rod is rotatably penetrated on the second adjusting block, a second driving bevel gear meshed with the first driving bevel gear is arranged at one end of the second rotating rod, a rotary disc is connected to the other end of the second rotating rod, and a rocker is arranged on the rotary disc.

Through adopting above-mentioned technical scheme, when rotating the rocker on the carousel, can make second drive bevel gear on the second bull stick rotate, second drive bevel gear is at the rotation in-process, can drive two first drive bevel gears simultaneously and rotate, two first drive bevel gears drive two corresponding first bull sticks respectively and rotate, two first bull sticks are at the rotation in-process, can drive two first driven bevel gears respectively and rotate, first driven bevel gear and second driven bevel gear intermeshing, rotate in order to drive second driven bevel gear, thereby make two second driven bevel gears drive two first lead screws respectively and rotate, and then make the regulation seat drive the fixed plate and remove, in order to realize effectively adjusting the effect to the interval between two fixed plates.

Optionally, the centre gripping swing mechanism including the symmetry set up in fixed block on the mount, two it is connected with the oscillating axle to rotate between the fixed block, be provided with the backup pad on one side of fixed block, be provided with swing motor in the backup pad, swing motor's output with the oscillating axle is connected, the outer peripheral face of oscillating axle is connected with the swinging plate simultaneously through many swinging arms, the swinging plate deviates from symmetrical sliding connection has the slider, two on one side of oscillating axle all be provided with the carriage release lever on the slider, all be provided with on the both sides of swinging plate and be used for driving two the slider carries out the removal subassembly that slides, two all be provided with the supporting rod, two through rotating assembly on the carriage release lever one side that the supporting rod is relative all seted up with the side matched with centre gripping groove of circuit board.

Through adopting above-mentioned technical scheme, can be convenient for block the circuit board that will remove on the fixed plate to in effectively centre gripping to the circuit board, thereby can take out the circuit board from the fixed plate, and then make testing personnel can effectively detect the circuit board, with the condition that paster skew or paster position error appear in the components and parts that reduce on the circuit board.

Optionally, sliding grooves matched with the two sliding blocks are symmetrically formed in one side of the oscillating plate, the moving assembly comprises a second lead screw which is rotatably connected to the sliding grooves in the two sides of the sliding grooves, a second threaded hole in threaded connection with the second lead screw penetrates through the sliding blocks, a moving motor is arranged on one side of the oscillating plate, and the output end of the moving motor is connected with the second lead screw.

Through adopting above-mentioned technical scheme, when two travelling motors on the simultaneous start swinging plate, two travelling motors's output drives corresponding second lead screw respectively and rotates, and two second lead screws are rotating the in-process, can drive the carriage release lever on two sliders and carry out being close to each other or keeping away from to can be convenient for carry out the centre gripping to the circuit board or loosen.

Optionally, the runner assembly including set up in bearing frame on the carriage release lever one side, it is connected with the rotation screw rod to rotate on the bearing frame, the one end of rotating the screw rod is connected one side of supporting rod, the other end of rotating the screw rod run through in the carriage release lever, run through on the carriage release lever have with carriage release lever matched with removes the hole, it stretches out to rotate the screw rod the one end threaded connection who removes the hole has the plum blossom knob.

By adopting the technical scheme, the clamping rods can be conveniently and stably arranged on the movable rod, so that the movable rod can drive the clamping rods to rotate; and can also be convenient for rotate the supporting rod along the carriage release lever to make two supporting rods drive the circuit board and rotate, so that inspect the two sides of circuit board.

Optionally, the fixing frame is further provided with a fastening assembly for fixing the circuit board sample, the fastening assembly comprises a transverse plate arranged on one side of the fixing frame, a vertical shaft is arranged at one end of the transverse plate, a bearing plate is rotatably connected to one end of the vertical shaft, slots matched with the edges of the circuit board sample are formed in the bearing plate, and a plurality of abutting parts for fixing the circuit board sample are arranged on one side of the bearing plate.

By adopting the technical scheme, the circuit board sample can be conveniently and stably placed, so that a tester can conveniently perform contrast detection on the circuit board in production by using the circuit board sample; but also can be convenient for rotate the circuit board sample plate so as to be convenient for effectively detect the reverse side of the circuit board.

Optionally, the abutting part comprises a fixing screw rod penetrating through one side of the bearing plate, a plurality of third threaded holes communicated with the slots are formed in one side of the bearing plate in a penetrating manner, the third threaded holes are in threaded connection with the fixing screw rod, abutting blocks are arranged at one ends of the fixing screw rods extending into the slots, the abutting blocks are abutted to the edges of the circuit board samples, and a knob block is arranged at one end of the fixing screw rod far away from the abutting blocks.

Through adopting above-mentioned technical scheme, can be convenient for install the required circuit board sample of detection on the loading board firmly to make the circuit board sample more stable when rotating.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the pre-detection device, the effect of pre-detection on the circuit board before the components are welded can be conveniently realized, so that the condition that the components on the circuit board have welding offset or the positions of the components are mistakenly pasted can be reduced, and the yield of the circuit board is improved;

2. by arranging the limiting assembly, the circuit board can be conveniently and effectively limited, so that the circuit board is more stable in the moving process; the circuit board can be guided effectively, so that the circuit board can move effectively along the gap between the limiting plate and the conveying belt; meanwhile, the circuit board is prevented from being blocked by the limiting plate through the arrangement of the limiting plate capable of swinging, so that the circuit board can be conveniently taken out of the fixing plate;

3. the adjusting assembly is arranged, so that the space between the two fixing plates can be effectively adjusted, and the circuit boards with different specifications and sizes can be effectively conveyed;

4. by arranging the fastening assembly, the circuit board sample can be conveniently and stably placed, so that a tester can conveniently perform contrast detection on the circuit board in production by using the circuit board sample; but also can be convenient for rotate the circuit board sample plate so as to be convenient for effectively detect the reverse side of the circuit board.

Drawings

FIG. 1 is a schematic structural diagram of a circuit board mounting apparatus according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram illustrating a state of the circuit board when the circuit board is picked up for detection according to the embodiment of the present application;

FIG. 3 is a schematic structural diagram of a pre-detection apparatus according to an embodiment of the present application;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

FIG. 5 is a schematic structural diagram of a back side of a pre-detection apparatus according to an embodiment of the present application;

FIG. 6 is an enlarged schematic view of portion B of FIG. 3;

FIG. 7 is a schematic structural diagram of a clamping swing mechanism according to an embodiment of the present application;

FIG. 8 is a schematic structural view of a fastening assembly according to an embodiment of the present application.

Description of reference numerals: 1. a chip mounter body; 2. a circuit board; 3. a reflow soldering machine body; 4. a machine base; 41. a fixing plate; 411. a fixed seat; 412. a driving transport wheel; 413. a driven delivery wheel; 414. a conveyor belt; 415. an adjusting seat; 4151. a first threaded hole; 42. a telescopic shaft; 43. a conveying motor; 44. a limiting block; 441. a limiting shaft; 442. a limiting sleeve; 443. a limiting plate; 45. a first lead screw; 451. a second driven bevel gear; 46. a first regulating block; 47. a first rotating lever; 471. a first driven bevel gear; 472. a first drive bevel gear; 48. a second regulating block; 481. a second rotating rod; 482. a second drive bevel gear; 483. a turntable; 484. a rocker; 49. a guide bar; 5. a fixed mount; 51. a fixed block; 511. a support plate; 512. a swing motor; 52. a swing shaft; 53. a swing lever; 54. a swing plate; 541. a slider; 5411. a second threaded hole; 542. a chute; 543. a second lead screw; 544. a moving motor; 55. a travel bar; 551. a bearing seat; 552. rotating the screw; 553. a quincuncial knob; 554. moving the hole; 56. a clamping rod; 561. a clamping groove; 6. a transverse plate; 61. a vertical axis; 62. a carrier plate; 621. a slot; 622. a circuit board sample; 623. a third threaded hole; 63. fixing the screw rod; 631. a propping block; 632. a knob block; 7. a placing table; 71. and a defective product collecting box.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a circuit board printing and pasting device. Referring to fig. 1 and 2, the circuit board printing and mounting device includes a chip mounter body 1, the chip mounter body 1 is used for printing red glue or solder paste paint on a circuit board 2, and then automatically mounting components on corresponding positions of the circuit board 2, so that the process of printing and mounting the circuit board 2 can be realized. And the reflow soldering machine body 3 is fixedly placed on one side of the outlet end of the chip mounter body 1, the reflow soldering machine body 3 can fixedly solder components on the circuit board 2, so that the stability of the components is improved, after the components are soldered, the soldering condition of the components soldered on the circuit board 2 is detected, and finally, the processed circuit board 2 is automatically blanked and collected into the collection frame.

Referring to fig. 1 and 2, in order to reduce the situation that the components on the circuit board 2 have soldering offset or the wrong position of the components on the chip mounter, so in this embodiment, a pre-detection device is arranged between the chip mounter body 1 and the reflow soldering machine body 3, and the pre-detection device enables detection personnel to effectively detect the circuit board 2 after the printed chip is mounted, so that the situation that the components on the circuit board 2 have soldering offset or the wrong position of the components on the chip mounter body can be reduced, and the yield of the circuit board 2 is improved.

Specifically, referring to fig. 2 and 3, in this embodiment, the pre-detection device includes a base 4, the base 4 is stably placed between the chip mounter body 1 and the reflow soldering machine body 3, fixing plates 41 are symmetrically placed on a bearing surface of the base 4, the length directions of the two fixing plates 41 are parallel to the moving direction of the circuit board 2 in the chip mounter body 1, and a conveying mechanism is simultaneously disposed between the two fixing plates 41, and the conveying mechanism can effectively convey the circuit board 2 after being printed with a chip to the reflow soldering machine body 3, so that a detector can take out the moving circuit board 2 for effective detection.

More specifically, referring to fig. 3 and 4, in the present embodiment, the conveying mechanism includes a fixed base 411, a driving conveying wheel 412, a driven conveying wheel 413, a conveying belt 414, a telescopic shaft 42, and a conveying motor 43. Two fixing seats 411 are arranged, the two fixing seats 411 are respectively and fixedly installed at the bottoms of the two fixing plates 41, and the two fixing seats 411 are abutted against the surface of the machine base 4 to support the fixing plates 41; the two driving wheels 412 are respectively rotatably connected to the two fixing seats 411, and the two driving wheels 412 correspond to each other.

Meanwhile, a plurality of driven conveying wheels 413 are arranged, the driven conveying wheels 413 are respectively and uniformly connected to one side of the two fixing plates 41 in a rotating mode, and the driven conveying wheels 413 installed on the two fixing plates 41 are the same in number and correspond to each other; the two conveyor belts 414 are provided, and the two conveyor belts 414 are respectively wound around the driving conveyor wheel 412 and the driven conveyor wheel 413 on the two fixed plates 41, so that the driving conveyor wheel 412 and the driven conveyor wheel 413 are driven by the conveyor belts 414.

And the tops of the two conveyor belts 414 are flush with the outlet end of the chip mounter body 1 and the inlet end of the reflow soldering machine body 3, so that when the two conveyor belts 414 are driven, the circuit board 2 after being printed with the chip can be moved onto the conveyor belts 414 from the chip mounter body 1, so that the two side edges of the circuit board 2 are respectively abutted against the two conveyor belts 414, and then the conveyor belts 414 convey the circuit board 2 into the reflow soldering machine body 3 for soldering.

Referring to fig. 4 and 5, two ends of the telescopic shaft 42 are fixedly installed between the two driving conveying wheels 412, the telescopic shaft 42 can be telescopic, and one end of the telescopic shaft 42 extends through one of the fixing seats 411; this conveying motor 43 fixed mounting is on the one side of the fixing base 411 that is run through by telescopic shaft 42, and the output of this conveying motor 43 and the one end fixed connection that this telescopic shaft 42 stretches out fixing base 411 to the drive telescopic shaft 42 rotates.

When circuit board 2 needs to be carried automatically, start the conveying motor 43 on the fixing base 411, the output drive telescopic shaft 42 of conveying motor 43 rotates, telescopic shaft 42 can drive two initiative delivery wheels 412 simultaneously and rotate rotating at the rotation in-process, two initiative delivery wheels 412 rotate the driven delivery wheel 413 on the fixing base 411 through corresponding conveyer belt 414 respectively to make two conveyer belts 414 can carry out automatic conveying to circuit board 2.

Referring to fig. 3 and 6, in the present embodiment, a position limiting member is mounted on each of opposite sides of the two fixing plates 41, and the two position limiting members abut against the top portions of both sides of the circuit board 2. And the limiting assembly comprises a limiting block 44, a limiting shaft 441, a limiting sleeve 442 and a limiting plate 443. Wherein, the two limiting blocks 44 are provided, and the two limiting blocks 44 are respectively fixed on one side of the fixing plate 41; two ends of the limiting shaft 441 are respectively and fixedly installed on the two limiting blocks 44; the limiting sleeve 442 is sleeved on the limiting shaft 441; the retainer plate 443 is fixedly mounted on the outer circumferential surface of the retainer sleeve 442, and the retainer sleeve 442 of the retainer plate 443 can swing along the retainer shaft 441.

When the position-limiting plate 443 is horizontally placed, a cavity is formed between the position-limiting plate 443 and the conveying belt 414, and the circuit board 2 can be driven by the conveying belt 414 to move along the cavity, so that the circuit board 2 can be effectively limited and guided, and the circuit board 2 is more stable in the conveying process.

Meanwhile, through setting up the structure that stopper 44, spacing axle 441, spacing sleeve 442 and limiting plate 443 cooperate each other for limiting plate 443 can upwards swing, when needs take up circuit board 2 and inspect, this circuit board 2's both sides can jack up limiting plate 443, thereby can be convenient for take up circuit board 2 from conveyer belt 414 in, with the realization effectively inspect circuit board 2.

Referring to fig. 3 and 5, in order to effectively convey circuit boards 2 of different specifications, in the present embodiment, an adjusting assembly is disposed between the two fixing plates 41, and the adjusting assembly can effectively adjust the distance between the two fixing plates 41, so that circuit boards 2 of different specifications and sizes can also be conveyed on the two conveying belts 414.

In addition, in the present embodiment, the fixing base 411 located on the right side of the moving direction of the circuit board 2 is fixedly mounted on the surface of the base 4 by screws, so that the fixing plate 41 on the fixing base 411 is stably mounted on the base 4; and the fixing base 411 positioned on the left side of the moving direction of the circuit board 2 is not fixed by a screw, so that the fixing base 411 can drive the fixing plate 41 to move transversely along the surface of the machine base 4, and further, under the adjusting action of the adjusting component, the movable fixing base 411 can drive the corresponding fixing plate 41 to move effectively, so that the distance between the two fixing plates 41 can be adjusted.

Specifically, referring to fig. 3 and 5, in the present embodiment, the adjustment assembly includes an adjustment seat 415, a first lead screw 45, and an adjustment member. The adjusting seats 415 are four in number, two of the adjusting seats 415 are fixedly installed at the bottom of the movable fixing plate 41, the other two adjusting seats 415 are fixedly installed at the bottom of the immovable fixing plate 41, the two adjusting seats 415 at the bottom of the fixing plate 41 are located on two sides of the fixing seat 411, and the adjusting seats 415 are abutted on the surface of the machine base 4 to support the corresponding fixing plate 41.

The two first screw rods 45 are arranged, the two first screw rods 45 are respectively rotatably connected between the two corresponding adjusting seats 415, one ends of the two first screw rods 45 respectively penetrate through the two adjusting seats 415 arranged at the bottom of the movable fixing plate 41, first threaded holes 4151 are respectively penetrated through the two adjusting seats 415, the first threaded holes 4151 are in threaded connection with the first screw rods 45, and when the first screw rods 45 rotate, the adjusting seats 415 can drive the fixing plate 41 to move along the machine base 4.

Meanwhile, the adjusting component is disposed on the bearing surface of the machine base 4, and the adjusting component is located on one side of the movable fixing plate 41 departing from the immovable fixing plate 41, so as to drive the two first lead screws 45 to rotate at the same time.

Specifically, referring to fig. 3 and 5, in the present embodiment, the adjusting means includes a first adjusting block 46, a first rotating lever 47, a first driven bevel gear 471, a second driven bevel gear 451, and a first driving bevel gear 472. Wherein, the first regulating block 46 is provided with four blocks, and the four first regulating blocks 46 are matched in pairs and are symmetrically and fixedly arranged on the bearing surface of the machine base 4; two first rotating rods 47 are arranged, and the two first rotating rods are respectively and rotatably connected between the two corresponding first adjusting blocks 46; two first driven bevel gears 471 are provided, and the two first driven bevel gears 471 are respectively fixedly installed on one ends of the two first rotating rods 47; the second driven bevel gears 451 are provided with two second driven bevel gears 451, the two second driven bevel gears 451 are respectively and fixedly installed on one ends of the two first screw rods 45 penetrating through the adjusting seat 415, and the second driven bevel gears 451 are meshed with the first driven bevel gears 471, so that the first driven bevel gears 471 can drive the second driven bevel gears 451 to rotate.

Meanwhile, two first driving bevel gears 472 are provided, and the two first driving bevel gears 472 are respectively and fixedly connected to one ends of the two first rotating rods 47, which are far away from the first driven bevel gear 471; and a second adjusting block 48 is further fixedly mounted on the machine base 4, the second adjusting block 48 is located on one side of the movable fixing plate 41 away from the immovable fixing plate 41, a second rotating rod 481 is rotatably connected to the second adjusting block 48, a second drive bevel gear 482 is fixedly connected to one end of the second rotating rod 481 facing the fixing plate 41, and the second drive bevel gear 482 is engaged with the first drive bevel gear 472, so that the first drive bevel gear 472 can drive the second drive bevel gear 482 to rotate.

And a rotating plate 483 is fixedly connected to an end of the second rotating rod 481 far away from the second driving bevel gear 482, a rocker 484 is fixedly mounted on the rotating plate 483, and the second rotating rod 481 on the rotating plate 483 can be rotated by rotating the rocker 484.

When the distance between the two fixing plates 41 needs to be adjusted, the rocker 484 on the turntable 483 is rotated, the turntable 483 can drive the second driving bevel gear 482 on the second rotating rod 481 to rotate, the second driving bevel gear 482 can simultaneously drive the two first driving bevel gears 472 to rotate in the rotating process, the two first driving bevel gears 472 respectively drive the two corresponding first rotating rods 47 to rotate, the two first rotating rods 47 can drive the two corresponding first driven bevel gears 471 to rotate in the rotating process, the first driven bevel gears 471 and the second driven bevel gears 451 are meshed with each other, so as to drive the two first screw rods 45 on the second driven bevel gears 451 to rotate, the two first screw rods 45 can enable the two adjusting seats 415 to drive the movable fixing plates 41 to slide along the machine base 4 in the rotating process, so as to effectively adjust the distance between the two fixing plates 41, so as to realize the effect of effective conveying for the circuit boards 2 with different specifications and sizes.

In addition, in this embodiment, a guide rod 49 is disposed between two corresponding sets of adjustment seats 415, one end of the guide rod 49 is fixedly mounted on the adjustment seat 415 on the immovable fixed plate 41, the other end of the guide rod 49 penetrates through the adjustment seat 415 on the movable fixed plate 41, and when the movable fixed plate 41 slides, the adjustment seat 415 on the movable fixed plate 41 moves along the guide rod 49, so that the guide rod 49 has effective guiding and limiting effects on the adjustment seat 415.

In addition, the telescopic shaft 42 disposed between the two driving transport wheels 412 allows the telescopic shaft 42 to be extended and retracted when the movable fixing plate 41 slides, so that the telescopic shaft 42 can also provide effective guiding and limiting effects on the fixing plate 41.

Referring to fig. 2 and 7, in this embodiment, in order to facilitate automatic picking up of the circuit board 2 on the fixing plate 41, so as to facilitate detection of the circuit board 2, in this embodiment, a fixing frame 5 is fixedly mounted on the bearing surface of the base 4, the fixing frame 5 is located on one side of the movable fixing plate 41 away from the immovable fixing plate 41, and a clamping swing mechanism is arranged on the fixing frame 5, the clamping swing mechanism can effectively clamp the circuit board 2 on the fixing plate 41, and then automatically pick up the circuit board 2, so as to achieve pre-detection of the circuit board 2, and further reduce the occurrence of welding deviation or position error of the component mounting on the component on the circuit board 2.

Specifically, referring to fig. 7, in the present embodiment, the clamping swing mechanism includes two fixed blocks 51, two fixed blocks 51 are provided, the two fixed blocks 51 are symmetrically and fixedly mounted on the fixed frame 5, and a swing shaft 52 is rotatably connected between the two fixed blocks 51, a support plate 511 is fixedly mounted on one side of one fixed block 51 close to the chip mounter body 1, a swing motor 512 is fixedly mounted on the support plate 511, an output end of the swing motor 512 is fixedly connected to one end of the swing shaft 52, and when the swing motor 512 is started, the output end of the swing motor 512 drives the swing shaft 52 to automatically rotate.

Meanwhile, the swing levers 53 are symmetrically and fixedly mounted on the outer peripheral surface of the swing shaft 52, the swing plates 54 are fixedly mounted on the ends of the two swing levers 53 far away from the swing shaft 52, and when the swing motor 512 drives the swing shaft 52 to rotate, the swing shaft 52 can drive the swing plates 54 to effectively swing through the swing levers 53. And the side of the swing plate 54 departing from the swing lever 53 is symmetrically and slidably connected with the sliding blocks 541, and the sides of the swing plate 54 are symmetrically provided with sliding chutes 542, and the two sliding chutes 542 are respectively matched with the two sliding blocks 541, so that the two sliding blocks 541 slide on the swing plate 54 along the corresponding two sliding chutes 542 at the same time.

And moving components are respectively arranged on both sides of the swing plate 54, and the two moving components respectively drive the two sliding blocks 541 to automatically slide along the corresponding two sliding grooves 542, so that the two sliding blocks 541 are close to or far away from each other. Specifically, referring to fig. 7, in the present embodiment, the moving assembly includes a second lead screw 543 and a moving motor 544. The second screw rod 543 is rotatably connected to two side walls of the sliding slot 542, a length direction of the second screw rod 543 is parallel to a length direction of the swing plate 54, the second screw rod 543 penetrates through the slider 541, a second threaded hole 5411 penetrates through the slider 541, and the second threaded hole 5411 is in threaded connection with the second screw rod 543; the moving motor 544 is fixedly installed on one side of the swing plate 54, and an output end of the moving motor 544 is fixedly connected to one end of the second lead screw 543.

When the two sliders 541 are required to be driven to automatically slide, the moving motors 544 on the two sides of the swing plate 54 are simultaneously started, the output ends of the two moving motors 544 respectively drive the two corresponding second lead screws 543 to rotate, and the two second lead screws 543 can respectively drive the two sliders 541 to automatically slide along the sliding grooves 542 in the rotating process, so that the two sliders 541 are close to or far away from each other.

Simultaneously, fixed mounting has the carriage release lever 55 on the one side that all deviates from this swing board 54 at these two sliders 541, all installs clamping rod 56 on the one side that these two pole carriage release levers 55 correspond each other, clamping groove 561 has all been seted up in the relative one side of these two clamping rods 56, this clamping groove 561 mutually supports with the avris of this circuit board 2 to make two pole clamping rod 56 can carry out effective centre gripping to circuit board 2, and then make the both sides of circuit board 2 butt respectively advance in two clamping groove 561.

When the circuit board 2 moving on the fixing plate 41 needs to be automatically taken up, the swing motor 512 is started, the output end of the swing motor 512 drives the swing shaft 52 to rotate, the swing shaft 52 drives the swing plate 54 to swing downwards through the swing rod 53, so that the two moving rods 55 on the swing plate 54 extend into the position between the two fixing plates 41, the circuit board 2 is between the two moving rods 55, and then the clamping rod 56 close to one side of the reflow soldering machine body 3 blocks the circuit board 2.

Then start the movable motor 544 on the swing board 54 both sides, the output of two movable motors 544 drives corresponding two second lead screws 543 respectively and rotates, two second lead screws 543 are at the rotation in-process, can make two blocks 541 drive the carriage release lever 55 and go on being close to each other along spout 542, thereby make the supporting rod 56 on two carriage release levers 55 stabilize the centre gripping to the both sides of circuit board 2 simultaneously, then drive swing board 54 through swing motor 512 and carry out the opposite direction swing again, make the swing board 54 drive circuit board 2 on the supporting rod 56 and carry out the rebound, the both sides of circuit board 2 support the limiting plate 443, thereby can take up circuit board 2 automatically, and then be convenient for the detection personnel to detect circuit board 2.

Referring to fig. 7, in order to facilitate the rotation of the picked-up circuit board 2 and to facilitate the inspection of both sides of the circuit board 2, in the present embodiment, a rotating assembly is provided between the two moving rods 55 and the two clamping rods 56, and the two rotating assemblies can rotate the two clamping rods 56.

Specifically, in the present embodiment, the rotation assembly includes a bearing housing 551, a rotation screw 552, and a quincunx knob 553. Wherein, the bearing seat 551 is fixedly installed on a side of the moving rod 55 facing the clamping rod 56, and the bearing seat 551 is located between the moving rod 55 and the clamping rod 56; the rotating screw 552 is rotatably coupled to the bearing housing 551, and one end of the rotating screw 552 is fixedly coupled to one side of the clamping bar 56 to stably support the clamping block, so that the clamping bar 56 is rotated by rotating the rotating screw 552.

The end of the rotating screw 552 away from the clamping rod 56 penetrates through the moving rod 55, and a moving hole 554 matching with the rotating screw 552 penetrates through the moving rod 55, so that the rotating screw 552 penetrates out of the moving hole 554; the plum-blossom-shaped knob 553 is in threaded connection with one end of the rotary screw 552, which extends out of the moving hole 554, so that the plum-blossom-shaped knob 553 can be screwed into the rotary screw 552, the plum-blossom-shaped knob 553 abuts against the moving rod 55, and the clamping rod 56 can be conveniently fastened and installed.

When the quincunx knob 553 is turned to loosen, the two clamping rods 56 can be rotated, so that the circuit board 2 on the clamping rods 56 can be rotated, and thus effective inspection of the double surfaces of the circuit board 2 can be facilitated.

Referring to fig. 2 and 8, in order to enable the inspector to inspect the circuit board 2 more accurately, in this embodiment, a fastening component is further disposed on the fixing frame 5, and the fastening component is used to fix the circuit board sample 622, so that the inspector can determine whether the circuit board 2 in processing has component placement deviation or component placement error by comparing the circuit board sample 622, and further improve the yield of the circuit board 2.

Specifically, referring to fig. 8, in this embodiment, the fastening assembly includes a horizontal plate 6, the horizontal plate 6 is fixedly mounted on one side of the fixing frame 5, a vertical shaft 61 is fixedly mounted on the top of one end of the horizontal plate 6 away from the fixing frame 5, a bearing plate 62 is rotatably connected to one end of the vertical shaft 61 away from the horizontal plate 6, a slot 621 is formed on one side of the bearing plate 62 away from the vertical shaft 61, and the slot 621 is matched with the circuit board sample 622, so that the side of the circuit board sample 622 can be inserted into the slot 621.

Meanwhile, the supporting plate 62 is also symmetrically provided with two abutting parts, and the two abutting parts can simultaneously fix and mount the circuit board sample 622 on the supporting plate 62, so that the board detection can be conveniently carried out by a detector. Specifically, referring to fig. 8, in the embodiment, the fastening component includes a fixing screw 63, the fixing screw 63 penetrates through a side of the bearing plate 62 away from the fixing frame 5 to extend into the slot 621, a third threaded hole 623 communicating with the slot 621 penetrates through the bearing plate 62, and the third threaded hole 623 is in threaded connection with the fixing screw 63, so that the fixing screw 63 can rotate in the third threaded hole 623.

And stretch into one end of this slot 621 at this fixing screw 63 and go up fixedly connected with and support tight piece 631, keep away from this one end fixedly connected with knob piece 632 that supports tight piece 631 at this fixing screw 63, through rotating knob piece 632, can make on the fixing screw 63 support tight piece 631 butt on the avris of the circuit board sample 622 in slot 621 to can be convenient for carry out firm installation with circuit board sample 622, with the stability that improves circuit board sample 622.

In addition, through rotating the loading board 62, also can drive the circuit board sample 622 on the loading board 62 and rotate for the inspector can look over the another side of circuit board sample 622, thereby also can carry out effective contrast detection to the another side of circuit board 2.

In addition, referring to fig. 1 and 2, in the present embodiment, a placing table 7 is fixedly installed on one side of the top of the fixing frame 5, and a defective product collecting box 71 is stably placed on the placing table 7, and the defective product collecting box 71 is used for effectively collecting the circuit boards 2 detected as having problems. When the defective product collection box 71 is full, the defective product collection box 71 is taken away, so that the defective circuit board 2 in the defective product collection box 71 can be taken out for repair.

The implementation principle of the circuit board printed patch device in the embodiment of the application is as follows: when the circuit board 2 before welding needs to be pre-detected, the circuit board 2 is conveyed through the conveying belt 414, then the swing motor 512 on the swing block is started, the output end of the swing motor 512 drives the swing shaft 52 to rotate, the swing shaft 52 drives the swing plate 54 to swing downwards through the swing rod 53, so that the two moving rods 55 on the swing plate 54 extend into the position between the two fixing plates 41, the circuit board 2 is made between the two moving rods 55, then the clamping rods 56 close to one side of the reflow soldering machine body 3 block the circuit board 2, then the conveying motor 43 on one side of the fixing seat 411 is stopped, the conveying belt 414 is stopped, and the circuit board 2 is stopped between the two clamping rods 56.

Then, the moving motors 544 on the two sides of the swinging plate 54 are started, the output ends of the two moving motors 544 respectively drive the two corresponding second screw rods 543 to rotate, during the rotation process of the two second screw rods 543, the two sliding blocks 541 can drive the moving rod 55 to approach each other along the sliding slot 542, so that the clamping rods 56 on the two moving rods 55 simultaneously and stably clamp both sides of the circuit board 2, then the swing motor 512 drives the swing plate 54 to swing in the opposite direction, so that the swing plate 54 drives the circuit board 2 on the clamping rod 56 to move upward, at this time, the two sides of the circuit board 2 abut against the limit plates 443, thereby can realize playing the effect of automatic picking up with circuit board 2, the measurement personnel carry out the contrast through circuit board sample 622 and the circuit board 2 of treating processing and detect, and then can accomplish the process of carrying out the preliminary examination to circuit board 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a circuit board printing paster equipment, include chip mounter body (1) and set up in reflow soldering machine body (3) of chip mounter body (1) one side, its characterized in that: chip mounter body (1) with be provided with between reflow soldering machine body (3) and be used for carrying out the preliminary detection device that inspects to the components and parts on circuit board (2), preliminary detection device including set up in chip mounter body (1) with frame (4) between reflow soldering machine body (3), the symmetry is provided with fixed plate (41) on frame (4), two be provided with the conveying mechanism who is used for carrying out the transport to circuit board (2) simultaneously between fixed plate (41), still be provided with mount (5) on frame (4), one side of mount (5) is provided with and is used for carrying out centre gripping and wobbling centre gripping swing mechanism to circuit board (2).

2. A circuit board print patch device as claimed in claim 1, wherein: the conveying mechanism comprises fixing seats (411) which are arranged at the bottoms of the two fixing plates (41), driving conveying wheels (412) are rotatably connected to the two fixing seats (411), a plurality of driven conveying wheels (413) are arranged on one opposite sides of the two fixing plates (41), the driving conveying wheels (412) and the driven conveying wheels (413) are transmitted through conveying belts (414), the conveying belts (414) are abutted against the edge bottom of the circuit board (2), a telescopic shaft (42) is arranged between the two driving conveying wheels (412), one end of the telescopic shaft (42) is rotatably penetrated through the fixing seats (411), a conveying motor (43) is arranged on one side of the fixing seats (411), and the output end of the conveying motor (43) is connected with one end of the telescopic shaft (42) extending out of the fixing seats (411), two all be provided with the spacing subassembly with the top looks butt of circuit board (2) avris on the relative one side of fixed plate (41), two be provided with adjusting part between fixed plate (41).

3. A circuit board print patch device as claimed in claim 2, wherein: spacing subassembly including the symmetry set up in stopper (44) on fixed plate (41) one side, two be provided with spacing axle (441) between stopper (44), the cover is equipped with stop sleeve (442) on spacing axle (441), be provided with limiting plate (443) on the outer peripheral face of stop sleeve (442), limiting plate (443) and the top looks butt of circuit board (2) avris.

4. A circuit board print patch device as claimed in claim 2, wherein: the adjusting assembly comprises adjusting seats (415) which are symmetrically arranged on two opposite sides of the fixing plate (41), a first screw rod (45) is arranged between the adjusting seats (415) in a rotating mode, one screw rod (45) penetrates through the two adjusting seats (415) on the fixing plate (41) and is connected with the first screw rod (45) in a threaded mode, the first screw rod (45) penetrates through and extends out of the adjusting seats (415), and two adjusting parts which are used for driving the two first screw rods (45) to rotate are arranged on one side of the adjusting seats (415).

5. A circuit board printed patch device according to claim 4, wherein: the adjusting part comprises a plurality of first adjusting blocks (46) symmetrically arranged on the machine base (4), a first rotating rod (47) is connected between the two first adjusting blocks (46) in a rotating mode, one end, far away from the two first rotating rods (47), of each first rotating rod is provided with a first driven bevel gear (471), two first screw rods (45) penetrate through one end of the adjusting base (415) and are provided with second driven bevel gears (451) meshed with the first driven bevel gears (471), one ends, close to the two first rotating rods (47), of the two first rotating rods are provided with first driving bevel gears (472), a second adjusting block (48) is further arranged on the bearing surface of the machine base (4), a second rotating rod (481) penetrates through the second adjusting block (48) in a rotating mode, one end of the second rotating rod (481) is provided with a second driving bevel gear (482) meshed with the first driving bevel gears (472), the other end of the second rotating rod (481) is connected with a rotating disc (483), and a rocker (484) is arranged on the rotating disc (483).

6. A circuit board print patch device as claimed in claim 1, wherein: the clamping and swinging mechanism comprises fixed blocks (51) symmetrically arranged on the fixed frame (5), a swinging shaft (52) is rotatably connected between the two fixed blocks (51), a supporting plate (511) is arranged on one side of each fixed block (51), a swinging motor (512) is arranged on the supporting plate (511), the output end of the swinging motor (512) is connected with the swinging shaft (52), the peripheral surface of the swinging shaft (52) is simultaneously connected with a swinging plate (54) through a plurality of swinging rods (53), one side of the swinging plate (54) departing from the swinging shaft (52) is symmetrically and slidably connected with sliding blocks (541), two sliding blocks (541) are respectively provided with a moving rod (55), two sides of the swinging plate (54) are respectively provided with a moving component for driving the two sliding blocks (541) to slide, and two clamping rods (56) are respectively arranged on the moving rods (55) through rotating components, and one side of each of the two clamping rods (56) opposite to each other is provided with a clamping groove (561) matched with the side of the circuit board (2).

7. A circuit board printed patch device according to claim 6, wherein: the sliding grooves (542) matched with the two sliding blocks (541) are symmetrically formed in one side of the swinging plate (54), the moving assembly comprises a second screw rod (543) which is rotatably connected to the sliding grooves (542) on the two sides of the sliding groove (542), a second threaded hole (5411) in threaded connection with the second screw rod (543) penetrates through the sliding block (541), a moving motor (544) is arranged on one side of the swinging plate (54), and the output end of the moving motor (544) is connected with the second screw rod (543).

8. A circuit board printed patch device according to claim 6, wherein: the rotating assembly comprises a bearing seat (551) arranged on one side of the moving rod (55), a rotating screw rod (552) is connected to the bearing seat (551) in a rotating mode, one end of the rotating screw rod (552) is connected to one side of the clamping rod (56), the other end of the rotating screw rod (552) penetrates through the moving rod (55), a moving hole (554) matched with the moving rod (55) penetrates through the moving rod (55), and a plum blossom knob (553) is connected to one end, extending out of the moving hole (554), of the rotating screw rod (552) in a threaded mode.

9. A circuit board print patch device as claimed in claim 1, wherein: still be provided with on mount (5) and be used for carrying out the fastening assembly who fixes to circuit board sample (622), fastening assembly including set up in diaphragm (6) on mount (5) one side, the one end of diaphragm (6) is provided with vertical axis (61), it is connected with loading board (62) to rotate on the one end of vertical axis (61), offer on loading board (62) with edge matched with slot (621) of circuit board sample (622), be provided with a plurality of parts of supporting that are used for fixing circuit board sample (622) on one side of loading board (62).

10. A circuit board print patch device as claimed in claim 9, wherein: support tight part including run through in fixed screw (63) on loading board (62) one side, run through on one side of loading board (62) have a plurality ofly with third screw hole (623) that slot (621) are linked together, third screw hole (623) with fixed screw (63) threaded connection, fixed screw (63) stretch into one end in slot (621) is provided with and supports tight piece (631), support tight piece (631) with the edge looks butt of circuit board sample (622), fixed screw (63) are kept away from the one end of supporting tight piece (631) is provided with knob piece (632).