CN217646775U - PCB board dispensing equipment - Google Patents

Abstract

The application relates to the technical field of PCB glue coating, in particular to a PCB glue dispensing device which comprises a rack, a conveying mechanism, a glue dispensing valve, a driving mechanism and a drying mechanism, wherein the conveying mechanism is arranged on the rack; the driving mechanism is arranged on the rack and positioned above the conveying mechanism, the dispensing valve is arranged on the driving mechanism, and the driving mechanism drives the dispensing valve to move; the drying mechanism comprises a drying box and drying lamps, the drying box is arranged on the rack and located above the conveying mechanism, and the drying box is internally provided with a plurality of drying lamps. According to the drying mechanism, on one hand, the solidification time of glue can be reduced, and the working efficiency is improved; on the other hand, the phenomenon that the PCB which is not solidified in time by the glue is conveyed to the next procedure to adhere dust can be reduced, and the glue coating effect can be further kept.

Description

PCB board dispensing equipment

Technical Field

The application relates to the technical field of PCB board rubber coating, in particular to a PCB board glue dispensing device.

Background

At present, in the production process of a PCB, in order to avoid the influence of corrosion, damage and the like caused by external dust, smoke, moisture and the like on welding points on the PCB, the PCB is generally required to be protected by coating three-proofing glue.

Through retrieval, chinese patent with application number CN202020145460.4 discloses a PCB glue sprayer and a PCB production line, which comprises a body with a working space for spraying glue to a PCB; the glue sprayers are arranged at the top of the operation space; the control device is electrically connected with the glue sprayer; the glue sprayer is provided with a plurality of glue spraying heads; the glue spraying stations are arranged at the bottom of the operation space and work in cooperation with the glue sprayer; the glue spraying station is suitable for placing the PCB, the robots are used for clamping the PCB, and the robots are provided with gas claws suitable for clamping the PCB; the PCB conveying robot is characterized in that the robot is further provided with a first conveying line and a second conveying line, the first conveying line is used for conveying the PCB to be sprayed to the working area of the robot, and the second conveying line is used for conveying the PCB to be sprayed to the next production line.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, the PCB board passes after the glue coating is finished and is conveyed to the next production line, the next procedure can be carried out after the glue is dried and solidified, time is wasted, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

In order to reduce time loss and improve work efficiency, the application provides a PCB board dispensing equipment.

The application provides a PCB board dispensing equipment adopts following technical scheme:

a PCB glue dispensing device comprises a rack, a conveying mechanism, a glue dispensing valve, a driving mechanism and a drying mechanism, wherein the conveying mechanism is arranged on the rack; the driving mechanism is arranged on the rack and positioned above the conveying mechanism, the dispensing valve is arranged on the driving mechanism, and the driving mechanism drives the dispensing valve to move; the drying mechanism comprises a drying box and drying lamps, the drying box is arranged on the rack and located above the conveying mechanism, and the drying box is internally provided with a plurality of drying lamps.

By adopting the technical scheme, firstly, the PCB to be coated with glue is conveyed to the glue dispensing valve by the conveying mechanism, the glue dispensing valve is driven by the driving mechanism to glue the PCB, after the glue is coated, the PCB is conveyed into the drying box by the conveying mechanism, the drying lamp is turned on to dry the PCB, and after the drying is finished, the PCB is conveyed out of the drying box by the conveying mechanism to be collected and stored; by the aid of the drying mechanism, on one hand, the solidification time of glue can be shortened, and accordingly working efficiency is improved; on the other hand, the phenomenon that the PCB with the glue which is not solidified in time is conveyed to the next procedure to adhere dust can be reduced, and the glue coating effect can be kept.

Optionally, the drying mechanism further comprises an edge detection piece, the edge detection piece is arranged on the drying box, and the edge detection piece is used for controlling a switch of the drying lamp.

According to the technical scheme, firstly, a conveying mechanism is used for conveying a PCB to be coated with glue to a glue dispensing valve, a driving mechanism is used for driving the glue dispensing valve to glue the PCB, after the glue is coated, the conveying mechanism conveys the PCB into a drying box, an edge detection piece detects the edge of the PCB, and controls a part of drying lamps to be turned on to irradiate and dry the PCB; the edge detection piece that sets up can detect the marginal position of PCB board where, reduces unnecessary stoving lamp and opens, and the electric energy that causes is extravagant, has the effect of energy saving.

Optionally, conveying mechanism includes two conveyer belts and a plurality of locating piece, two the conveyer belt all sets up just be parallel to each other in the frame, two the conveyer belt is used for the both ends of bearing PCB board respectively, be provided with on the conveyer belt a plurality of the locating piece, it is a plurality of the locating piece is equidistant to be set up and follows the conveyer belt slides.

By adopting the technical scheme, when the PCB is coated with glue, the PCB is firstly placed on the conveying belt and abutted against the positioning block, the conveying belt is started, the conveying belt drives the positioning block to slide, and the positioning block drives the PCB to slide; through the conveying mechanism who sets up, realized on the one hand that the PCB board gets into the rubber coating station automatically, on the other hand can reduce conveyer belt and PCB board and take place relative displacement, and then reduced the waste of time, improved work efficiency.

Optionally, two the conveyer belt slides and connects in the frame, conveying mechanism still includes adjusting part, adjusting part includes sliding block, two-way screw rod and driving motor, be provided with on the conveyer belt the sliding block, the sliding block with the frame slides and connects, two are passed respectively at the both ends of two-way screw rod on the conveyer belt the sliding block, two-way screw rod with sliding block threaded connection, driving motor sets up in the frame and with the one end of two-way screw rod is connected.

Through adopting above-mentioned technical scheme, when carrying out the rubber coating to the PCB board of different specifications, start driving motor, driving motor drives two-way screw rod and rotates, and two-way screw rod drive two sliding blocks and be close to each other or keep away from, and two sliding blocks drive two conveyer belts and be close to each other or keep away from, make conveying mechanism can carry the PCB board of multiple specification through the regulating unit that sets up, and then improved the suitability of gluing equipment.

Optionally, a collecting mechanism is arranged on the frame, the collecting mechanism includes a fixing frame, a lifting cylinder and a collecting box, the fixing frame is placed at one end of the conveying mechanism, the fixing frame is located at one side of the drying box far away from the dispensing valve, the collecting box is placed on the fixing frame, and a collecting port is formed in one side of the collecting box close to the drying box; the lifting cylinder is arranged on the fixing frame, and the lifting cylinder is connected with the collecting box and drives the collecting box to lift.

By adopting the technical scheme, the dried PCB moves to the collection box along with the conveying mechanism, the lifting cylinder drives the collection box to ascend until the bottom wall of the collection box is flush with the upper end surface of the conveying belt, the conveying mechanism drives the PCB to be conveyed into the collection box, and then the lifting cylinder drives the collection box to descend for collecting the next PCB; through the collection subassembly that sets up, the collection of the PCB board of being convenient for, the collecting box that sets up simultaneously descends slowly along with the collection of PCB board, can reduce the drop of PCB board and collecting box, and then reduces the damage of PCB board.

Optionally, the collecting tank is provided with a plurality of partition plates, and the collecting tank is partitioned into a collecting tank communicated with the collecting port by the plurality of partition plates.

By adopting the technical scheme, the dried PCB moves to the collecting box along with the conveying mechanism, the lifting cylinder drives the collecting box to ascend until the bottom wall of the collecting box is flush with the upper end surface of the conveying belt, the conveying belt drives the PCB to be conveyed into the collecting box, and then the lifting cylinder drives the collecting box to descend for collecting the next PCB; through the baffle that sets up, can reduce the collision between the PCB board on the one hand, on the other hand can reduce electrical components butt between the PCB board, and the PCB board that causes can't get into the collecting box completely, and then makes the collecting effect can keep.

Optionally, the collecting box is connected with a sliding door in a sliding manner, the sliding door seals the collecting opening, and a connecting assembly connected with the fixing frame is arranged on the sliding door.

By adopting the technical scheme, after the collecting box is placed on the fixing frame, the sliding door is connected with the fixing frame through the connecting assembly, the lifting cylinder is started, the lifting cylinder drives the collecting box to ascend, the sliding door and the collecting box generate relative displacement, the collecting opening is opened, the PCB enters the collecting tank from the collecting opening, and the sliding door slowly closes the collecting opening along with the descending of the collecting box driven by the lifting cylinder; through the arranged sliding door and the connecting assembly, the phenomenon that the PCB slides towards the direction close to the conveying belt in the process that the collecting box is driven to lift by the lifting cylinder can be reduced, and the collecting effect of the PCB is further kept; on the other hand, the probability that the PCB falls out is reduced, and further the damage of the PCB is reduced.

Optionally, coupling assembling includes connecting block and extension spring, the connecting block sets up on the sliding door and with the mount is connected, the extension spring sets up on the collecting box, the extension spring with the sliding door is connected and is driven the sliding door seals collect the mouth.

By adopting the technical scheme, the collecting box is firstly placed on the fixing frame, then the connecting block is connected with the fixing frame, and the tension spring is stressed and stretched in the process that the lifting cylinder drives the collecting box to ascend; when the collecting box descends, the tension spring releases the elastic force and drives the sliding door to slide; through the coupling assembling that sets up, make the mount to be connected with the sliding door on the one hand, the sliding door does not follow the lift cylinder and goes up and down, and on the other hand can realize the automatic re-setting of sliding door.

To sum up, this application includes following beneficial technological effect:

1. by the aid of the drying mechanism, on one hand, the solidification time of glue can be shortened, and accordingly working efficiency is improved; on the other hand, the phenomenon that the PCB with the glue which is not solidified in time is conveyed to the next procedure to adhere dust can be reduced, and the glue coating effect can be further kept;

2. the conveying mechanism realizes that the PCB automatically enters the gluing station on one hand, and can reduce the relative displacement between the conveying belt and the PCB on the other hand, thereby reducing the waste of time and improving the working efficiency;

3. through the arranged sliding door and the connecting assembly, the phenomenon that the PCB slides towards the direction close to the conveying belt in the process that the lifting cylinder drives the collecting box to lift can be reduced, and the collecting effect of the PCB is further kept; on the other hand, the probability of falling out of the PCB is reduced, and further the damage of the PCB is reduced.

Drawings

Fig. 1 is a schematic structural view of a PCB dispensing apparatus in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a conveying mechanism in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a driving mechanism in an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a drying mechanism in an embodiment of the present application;

fig. 5 is an exploded view of the collection mechanism in the embodiment of the present application.

Reference numerals: 100. a frame; 200. a conveying mechanism; 210. a conveyor belt; 220. positioning blocks; 230. an adjustment assembly; 231. a slider; 232. a bidirectional screw; 233. a drive motor; 300. dispensing a glue valve; 400. a drive mechanism; 410. a mounting frame; 420. a longitudinal drive assembly; 421. a first servo motor; 422. a first ball screw; 423. a slider; 424. fixing the slide rail; 430. a lateral drive assembly; 431. a second servo motor; 432. a second ball screw; 433. a sliding seat; 434. a transverse slide rail; 440. a rodless cylinder; 500. a drying mechanism; 510. a drying box; 520. a drying lamp; 530. an edge detection sensor; 600. a collection mechanism; 610. a lifting cylinder; 620. a collection box; 621. a collection port; 630. a partition plate; 640. a sliding door; 650. a connecting assembly; 651. connecting blocks; 652. a tension spring; 653. a limiting block; 660. a fixed mount; 661. a chute; 670. a handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses PCB board dispensing equipment.

Referring to fig. 1, the PCB board dispensing apparatus includes a frame 100, wherein the frame 100 is provided with a conveying mechanism 200 for conveying a PCB board, a dispensing valve 300 for dispensing glue on the PCB board, a driving mechanism 400 for driving the dispensing valve 300 to slide, a drying mechanism 500 for drying the PCB board coated with glue, and a collecting mechanism 600 for collecting the PCB board, which are arranged on the frame 100; when gluing the PCB, firstly, the conveying mechanism 200 is used for driving the PCB to be conveyed to the dispensing valve 300, the driving mechanism 400 is used for driving the dispensing valve 300 to dispense the PCB, after dispensing is finished, the conveying mechanism 200 is used for conveying the PCB to the drying mechanism 500 for drying, and then the conveying mechanism 200 is used for conveying the dried PCB to the collecting mechanism 600 for collecting.

Referring to fig. 1 and fig. 2, the conveying mechanism 200 includes two conveying belts 210 connected to the frame 100 in a sliding manner, the conveying belts 210 are roller chain type conveying belts, the two conveying belts 210 are parallel to each other, a plurality of positioning blocks 220 are fixedly connected to the conveying belts 210, and the positioning blocks 220 on each conveying belt 210 are arranged at equal intervals; the frame 100 is provided with an adjusting assembly 230, the adjusting assembly 230 includes a plurality of sliding blocks 231 fixedly connected to the conveyor belts 210, and the sliding blocks 231 on the two conveyor belts 210 are in one-to-one correspondence and can be close to or far away from each other; a plurality of bidirectional screws 232 are rotatably connected to the frame 100, and two ends of the bidirectional screws 232 respectively penetrate through the corresponding sliding blocks 231 on the two conveyor belts 210 and are in threaded connection with the sliding blocks; a plurality of driving motors 233 are fixedly connected to the frame 100, and output shafts of the driving motors 233 are connected to one ends of the bidirectional screws 232.

Referring to fig. 1 and 3, the driving mechanism 400 includes a mounting frame 410, the mounting frame 410 is fixedly connected to the frame 100 and located above the conveyor belt 210, a longitudinal driving assembly 420 is disposed on the mounting frame 410, the longitudinal driving assembly 420 includes two fixed slide rails 424 fixedly connected to the mounting frame 410, the two fixed slide rails 424 are parallel to each other, and an axis of the fixed slide rails 424 is perpendicular to an axis of the conveyor belt 210; the fixed slide rail 424 is connected with a slide block 423 in a sliding manner, the fixed slide rail 424 is connected with a first ball screw 422 in a rotating manner, the axis of the first ball screw 422 is parallel to the axis of the fixed slide rail 424, and the first ball screw 422 penetrates through the slide block 423 and is in threaded connection with the slide block 423; a first servo motor 421 is fixedly connected to the fixed slide rail 424, and an output shaft of the first servo motor 421 is connected to one end of the first ball screw 422. When the first servo motor 421 is started, the first servo motor 421 drives the first ball screw 422 to rotate, and the first ball screw 422 drives the sliding block 231 to slide.

Referring to fig. 1 and 3, a transverse driving assembly 430 is arranged on the fixed slide rail 424, the transverse driving assembly 430 includes a transverse slide rail 434, two ends of the transverse slide rail 434 are respectively connected with two sliding blocks 423, a sliding seat 433 is connected along the length direction of the transverse slide rail 434 in a sliding manner, one side of the sliding seat 433 away from the transverse slide rail 434 is fixedly connected with a rodless cylinder 440, one side of the rodless cylinder 440 away from the sliding seat 433 is fixedly connected with the dispensing valve 300, and the rodless cylinder 300 is driven to ascend and descend; the rotation of horizontal slide rail 434 is connected with second ball 432, and second ball 432 passes sliding base 433 and with sliding base 433 threaded connection, the one end fixedly connected with second servo motor 431 of horizontal slide rail 434, the output shaft of second servo motor 431 is connected with the one end of second ball. The second servo motor 431 is started, the second servo motor 431 drives the second ball screw 432 to rotate, the second ball screw 432 drives the sliding seat 433 to slide, the sliding block 423 drives the sliding seat 433 to slide, and the sliding seat 433 drives the dispensing valve 300 on the rodless cylinder 440 to slide.

Referring to fig. 1 and 4, the drying mechanism 500 includes a drying box 510 fixedly connected to the frame 100, the drying box 510 is located above the conveyor belt 210, a drying chamber is formed in the drying box 510, a plurality of drying lamps 520 and an edge detection member are fixedly connected to an inner wall of the drying chamber far away from the conveyor belt 210, the edge detection member is an edge detection sensor 530, and the edge detection sensor 530 is electrically connected to the plurality of drying lamps 520 and controls the on/off of the drying lamps 520.

Referring to fig. 1 and 5, the collecting mechanism 600 includes a fixing frame 660 disposed at one end of the conveying belt 210, the fixing frame 660 is located at one side of the drying box 510 away from the dispensing valve 300, a lifting cylinder 610 is disposed on the fixing frame 660, the lifting cylinder 610 is fixedly connected to a bottom wall of the fixing frame 660 and can extend out of the fixing frame 660, a connecting plate is fixedly connected to a piston rod of the lifting cylinder 610, a fixing plate is integrally disposed at one end of the fixing frame 660 away from the ground, and a lifting hole for the connecting plate to pass through is formed in the fixing plate; the collecting box 620 is placed on the fixing plate, and two handles 670 are fixedly connected to one side, far away from the fixing plate, of the collecting box 620; a collecting port 621 is formed on the side wall of the collecting box 620 close to the conveying belt 210; a sliding groove is formed in the side wall of the collecting port 621 of the collecting box 620, a sliding door 640 is connected in the sliding groove in a sliding manner, and the sliding door 640 seals the collecting port 621; a plurality of partition plates 630 are fixedly connected in the collection box 620, the collection box 620 is divided into a plurality of collection grooves by the partition plates 630, the collection grooves are communicated with the collection ports 621, and the partition plates 630 are parallel to the upper end face of the conveying belt 210; the sliding door 640 is provided with a connecting assembly 650, the connecting assembly 650 comprises a connecting block 651 fixedly connected to the side wall of the sliding door 640 far away from the collecting box 620, one end of the connecting block 651 far away from the sliding door 640 is fixedly connected with a limiting block 653, a sliding groove 661 is formed in the fixing plate, the connecting block 651 is connected in the sliding groove 661 in a sliding manner, and the connecting block 651 can be abutted against the side wall of the fixing plate far away from the collecting box 620; the side wall of the sliding groove far away from the fixed plate is fixedly connected with a tension spring 652, and the other end of the tension spring 652 is connected with the sliding door 640 and drives the sliding door 640 to close the collecting port 621.

The implementation principle of the PCB dispensing equipment in the embodiment of the application is as follows: firstly, a PCB is placed on a conveyor belt 210 and is abutted against a positioning block 220, the conveyor belt 210 drives the PCB to move to a dispensing valve 300, the dispensing valve 300 is driven to move by starting a first servo motor 421 and a second servo motor 431, the dispensing valve 300 sprays glue on the PCB, after the glue is coated, the conveyor belt 210 conveys the PCB into a drying box 510, an edge detection sensor 530 detects edge signals of the PCB, and the drying lamps 520 corresponding to the edge detection sensor are controlled to be turned on to dry the PCB; after drying, the conveyor belt 210 conveys the PCB out of the drying box 510, the PCB moves to the collection box 620 along the conveyor belt 210, the lifting cylinder 610 is started, the lifting cylinder 610 drives the collection box 620 to ascend, the sliding door 640 and the collection box 620 generate relative displacement, the collection port 621 is opened, meanwhile, the tension spring 652 is stressed to extend, and the PCB enters the collection tank from the collection port 621; the conveyor belt 210 sequentially conveys the PCB boards to the collection box 620, and the collection box 620 descends along with the driving of the lifting cylinder 610, and the tension spring 652 drives the sliding door 640 to slowly close the collection port 621.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 (8)

1. The PCB dispensing equipment is characterized by comprising a rack (100), a conveying mechanism (200), a dispensing valve (300), a driving mechanism (400) and a drying mechanism (500), wherein the conveying mechanism (200) is arranged on the rack (100); the driving mechanism (400) is arranged on the rack (100) and is positioned above the conveying mechanism (200), the dispensing valve (300) is arranged on the driving mechanism (400), and the driving mechanism (400) drives the dispensing valve (300) to move; the drying mechanism (500) comprises a drying box (510) and drying lamps (520), the drying box (510) is arranged on the rack (100) and located above the conveying mechanism (200), and a plurality of drying lamps (520) are arranged in the drying box (510).

2. The PCB dispensing apparatus of claim 1, wherein the drying mechanism (500) further comprises an edge detector disposed on the drying box (510), the edge detector being configured to control the on/off of the drying lamp (520).

3. The PCB dispensing device of claim 1, wherein the conveying mechanism (200) comprises two conveying belts (210) and a plurality of positioning blocks (220), the two conveying belts (210) are arranged on the rack (100) and are parallel to each other, the two conveying belts (210) are respectively used for supporting two ends of a PCB, the conveying belts (210) are provided with the plurality of positioning blocks (220), and the plurality of positioning blocks (220) are arranged at equal intervals and slide along with the conveying belts (210).

4. The PCB glue dispensing equipment of claim 3, wherein the two conveyor belts (210) are connected to the frame (100) in a sliding manner, the conveying mechanism (200) further comprises an adjusting component (230), the adjusting component (230) comprises a sliding block (231), a two-way screw (232) and a driving motor (233), the sliding block (231) is arranged on the conveyor belts (210), the sliding block (231) is connected to the frame (100) in a sliding manner, two ends of the two-way screw (232) respectively penetrate through the sliding blocks (231) on the two conveyor belts (210), the two-way screw (232) is connected to the sliding block (231) in a threaded manner, and the driving motor (233) is arranged on the frame (100) and connected to one end of the two-way screw (232).

5. The PCB dispensing device of claim 1, wherein a collecting mechanism (600) is arranged on the rack (100), the collecting mechanism (600) comprises a fixing frame (660), a lifting cylinder (610) and a collecting box (620), the fixing frame (660) is placed at one end of the conveying mechanism (200), the fixing frame (660) is located at one side of the drying box (510) far away from the dispensing valve (300), the collecting box (620) is placed on the fixing frame (660), and a collecting port (621) is formed in one side of the collecting box (620) close to the drying box (510); the lifting cylinder (610) is arranged on the fixing frame (660), and the lifting cylinder (610) is connected with the collecting box (620) and drives the collecting box (620) to lift.

6. A PCB dispensing device according to claim 5, characterized in that the collecting box (620) is provided with a plurality of partitions (630), the plurality of partitions (630) dividing the collecting box (620) into collecting grooves communicated with the collecting port (621).

7. A PCB dispensing device according to claim 5, characterized in that a sliding door (640) is slidably connected to the collection box (620), the sliding door (640) closes the collection port (621), and a connection assembly (650) connected to the fixing frame (660) is arranged on the sliding door (640).

8. The PCB dispensing apparatus of claim 7, wherein the connection assembly (650) comprises a connection block (651) and a tension spring (652), the connection block (651) is disposed on the sliding door (640) and connected to the fixing frame (660), the tension spring (652) is disposed on the collection box (620), and the tension spring (652) is connected to the sliding door (640) and drives the sliding door (640) to close the collection port (621).

Images