CN215912286U

CN215912286U - Width-adjustable PCB (printed circuit board) sealing glue platform

Info

Publication number: CN215912286U
Application number: CN202121374925.4U
Authority: CN
Inventors: 王文英
Original assignee: Shenzhen Jinshenghui Electronic Co ltd
Current assignee: Shenzhen Jinshenghui Electronic Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-02-25
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a PCB (printed circuit board) glue sealing platform with adjustable width, which comprises an installation bottom plate, wherein a front fixing plate and a rear fixing plate are symmetrically and fixedly connected on the installation bottom plate, a slide bar is arranged on the installation bottom plate between the front fixing plate and the rear fixing plate, the slide bar is in sliding connection with a slide block, the slide block is fixedly connected to the bottoms of two ends of a sliding plate, the tops of the front fixing plate and the sliding plate are correspondingly provided with a conveying assembly, the outer side surface of the rear fixing plate is fixedly connected with a stepping motor, the output end of the stepping motor is connected with one end of a ball screw rod, the ball screw rod is sleeved on the inner wall of a screw nut, the other end of the ball screw rod is rotatably connected with the front fixing plate, the screw nut is embedded on a movable plate in a penetrating way, the ball screw rod is matched with the screw nut for use, the ball screw rod rotates to enable the movable plate to adjust the position, thereby adjusting the width of the board, and being capable of operating PCB boards with different widths on the same glue sealing machine, the application range is wider, and the operation is simple and convenient.

Description

Width-adjustable PCB (printed circuit board) sealing glue platform

Technical Field

The utility model relates to the technical field of PCB production equipment, in particular to a PCB glue sealing platform with adjustable width.

Background

Along with the rapid development of electronic technology, electronic products are used more and more widely, a PCB is an important part of the electronic products, glue sealing work is generally needed for improving the quality of the PCB, the glue sealing work is mainly used for carrying out bonding sealing and waterproof protection work on a PCB chip of the electronic products on the PCB board of the electronic products, the using effect and the service life of the chip on the PCB board of the electronic products can be well prolonged, sensitive circuit boards of some electronic equipment and some electronic components are effectively protected for a long time, and the waterproof, dustproof and anticorrosion of the PCB board are achieved; and the flexible colloid has better vibration impact and deformation resistance, the protection capability of the PCB is improved, the width of a glue sealing platform in the current market is not easy to adjust, and products with different widths cannot be produced in the same equipment, so that the prior art has defects and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a PCB (printed circuit board) sealing glue platform with adjustable width, which solves the problems.

In order to solve the above problems, the technical scheme provided by the utility model is as follows: the utility model provides a width adjustable PCB seals glue platform, includes mounting plate, fixed plate and after-fixing board before the last symmetry fixed connection of mounting plate, be provided with the draw runner on the mounting plate between preceding fixed plate and the after-fixing board, draw runner and slider sliding connection, slider fixed connection is in sliding plate both ends bottom, preceding fixed plate and sliding plate top correspondence are provided with transport structure, after-fixing board lateral surface fixed connection step motor, the step motor output is connected with ball screw one end, ball screw cup joints at the screw-nut inner wall, and the ball screw other end rotates and connects the fixed plate in the front, screw-nut runs through and inlays on the sliding plate.

Further, the mounting base plate is fixedly connected with the sensor, and one side of the sliding plate is fixedly connected with the sensor blocking piece.

Further, the conveying structure comprises a synchronous motor, the synchronous motor is fixedly connected to one side of the front fixing plate and one side of the sliding plate, the output end of the synchronous motor is fixedly connected with a driving wheel, the outer surface of the driving wheel is in tight contact with the surface of the conveying belt, and the surface of the conveying belt is also in tight contact with the outer surfaces of belt pulleys arranged at two ends of the top of the front fixing plate and the top of the sliding plate.

Furthermore, two steering wheels are symmetrically arranged above and below the driving wheel respectively, the distance between the centers of the two steering wheels above the driving wheel is larger than that between the centers of the two steering wheels below the driving wheel, and the surface of the conveying belt is in close contact with the outer surfaces of the steering wheels.

Furthermore, the front fixing plate and the sliding plate are respectively provided with a clamping plate structure, the clamping plate structure comprises a clamping cylinder, the clamping cylinder is respectively and fixedly connected to the outer sides of the front fixing plate and the sliding plate, the output end of the clamping cylinder is fixedly connected with the clamping plate, upper pressing blocks are arranged on the tops of the front fixing plate and the sliding plate, the upper pressing blocks inwards extend to the top of the clamping plate, the clamping plate structure further comprises a linear guide rail and a linear sliding block, the linear guide rail is respectively fixed to one side, close to the clamping plate, of the front fixing plate and the sliding plate, the linear sliding block is fixedly connected to one side of the clamping plate, and the linear guide rail is in sliding connection with the linear sliding block.

Furthermore, the number of the linear guide rails is four, the four groups of linear guide rails are respectively, uniformly, vertically and fixedly connected to the inner sides of the front fixing plate and the sliding plate, each group of linear guide rails are mutually symmetrical, the number of the linear sliding blocks is the same as that of the linear guide rails, and the linear sliding blocks are respectively and fixedly connected to the side faces of the clamping plates and the positions corresponding to the linear guide rails.

Furthermore, a proximity switch is fixedly connected to the inner side of the front fixing plate, the proximity switch sensor faces the direction of the conveying belt, and no shielding object exists in the sensing distance.

Compared with the prior art, the PCB sealing machine has the advantages that by adopting the scheme, the transmission width can be adjusted at will, the sealing of PCBs with different widths on the same equipment can be met, the operation is simple, the use is convenient, and the equipment cost is saved.

Drawings

For a clearer explanation of the embodiments or technical solutions in the prior art, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a PCB sealant platform with adjustable width according to the present invention;

FIG. 2 is a schematic structural diagram of a PCB molding platform conveying assembly with adjustable width according to the present invention;

FIG. 3 is a schematic structural diagram of a PCB sealant platform clamping plate assembly with adjustable width.

The device comprises an installation base plate (1), a front fixing plate (2), a rear fixing plate (3), a sliding strip (4), a sliding block (5), a sliding plate (6), a conveying assembly (7), a synchronous motor (701), a transmission wheel (702), a conveying belt (703), a belt pulley (704), a steering wheel (705), a stepping motor (8), a ball screw (9), a screw nut (10), a sensor (11), a sensor baffle plate (12), a clamping plate assembly (13), a clamping cylinder (1301), a clamping plate (1302), a pressing block (1303), a linear guide rail (1304), a linear sliding block (1305) and a proximity switch (14).

Detailed Description

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1-3, a width-adjustable PCB sealing platform comprises an installation base plate 1, a front fixing plate 2 and a rear fixing plate 3 are symmetrically and fixedly connected to the installation base plate 1, a slide bar 4 is disposed on the installation base plate 1 between the front fixing plate 2 and the rear fixing plate 3, the slide bar 4 is slidably connected to a slide block 5, the slide block 5 is fixedly connected to the bottoms of two ends of a slide plate 6, a transmission structure 7 is correspondingly disposed on the tops of the front fixing plate 2 and the slide plate 6, a stepping motor 8 is fixedly connected to the outer side surface of the rear fixing plate 3, the output end of the stepping motor 8 is connected to one end of a ball screw 9, the ball screw 9 can be fixed to the output end of the stepping motor 8 or can be connected to the output end of the stepping motor 8 through a synchronous belt, the ball screw 9 is sleeved on the inner wall of a screw nut 10, and the other end of the ball screw 9 is rotatably connected to the front fixing plate 2, the feed screw nut 10 is inserted through the slide plate 6.

The mounting base plate 1 is fixedly connected with a sensor 11, one side of the sliding plate 6 is fixedly connected with a sensor blocking piece 12, the sensor 11 is matched with the sensor blocking piece 12 for use, the moving distance of the sliding plate 6 is limited, and when the sensor blocking piece 12 moves to a signal area of the sensor 11, the sensor blocking piece can not move forwards any more and can move towards the opposite direction.

The conveying structure 7 comprises a synchronous motor 701, the synchronous motor 701 is fixedly connected to one side of the front fixed plate 2 and the sliding plate 6, the output end of the synchronous motor 701 is fixedly connected with a driving wheel 702, the outer surface of the driving wheel 702 is tightly contacted with the surface of a conveying belt 703, and the surface of the conveying belt 703 is also tightly contacted with the outer surfaces of belt pulleys 704 arranged at two ends of the top of the front fixed plate 2 and the sliding plate 6.

Two steering wheels 705 are symmetrically arranged above and below the transmission wheel 702 respectively, the distance between the centers of the two steering wheels 705 above is larger than that between the centers of the two steering wheels 705 below, and the surface of the conveying belt 703 is in close contact with the outer surfaces of the steering wheels 705.

The front fixing plate 2 and the sliding plate 6 are provided with a clamping plate structure 13, the clamping plate structure 13 comprises a clamping cylinder 1301, the clamping cylinder 1301 is fixedly connected to one side of the front fixing plate 2 and one side of the sliding plate 6, the output end of the clamping cylinder 1301 is fixedly connected with a clamping plate 13021302, the tops of the front fixing plate 2 and the sliding plate 6 are provided with upper press blocks 1303, and the upper press blocks 1303 extend inwards to the tops of the clamping plates 1302.

The clamping plate structure 13 further includes a linear guide 1304, the linear guide 1304 is fixed on one side of the clamping plate 1302 adjacent to the front fixing plate 2 and the sliding plate 6, and the linear guide 1304 is slidably connected with a linear slider 1305, and the linear slider 1305 is fixedly connected to one side of the clamping plate 1302.

The number of the linear guide rails 1304 is four, the four groups of linear guide rails 1304 are uniformly arranged at the positions corresponding to the front fixing plate 2 and the sliding plate 6, and the number of the linear sliders 1305 is the same as that of the linear guide rails 1304 and is fixedly connected to the side surface of the clamping plate 1302 at the position corresponding to the linear guide rails 1304.

The inner side of the front fixing plate 2 is fixedly connected with a proximity switch 14, an inductor of the proximity switch 14 faces the direction of the conveying belt 703, no shielding object exists in the induction distance, the proximity switch can transmit a signal to the controller when sensing an object, and the controller controls subsequent operation according to the current step.

When the PCB conveying device is used, the rotation of the stepping motor 8 is controlled by the controller, the stepping motor 8 rotates to drive the ball screw 9 to rotate, the ball screw 9 and the screw nut 10 cooperate to control the sliding plate 6 to move forwards and backwards, the proper width is adjusted according to the width of a PCB, then the PCB is placed on the top of the conveying belt 703 of the conveying mechanism 7 on the feeding side, the proximity switch 14 on the feeding side feeds back to the controller after detecting that a product is arranged, the controller controls the synchronous motor 701 to rotate, the synchronous motor 701 drives the driving wheel 702 to rotate, the driving wheel 702 rotates and cooperates with the steering wheel 705 and the belt pulley 704 to rotate when the driving wheel 702 rotates, the conveying belt 703 drives the PCB to move, when the PCB moves to the position above the appointed proximity switch 14, the proximity switch 14 transmits a signal to the controller, and the controller controls the synchronous motor 701 to stop working after receiving the signal, at this moment, the output end of the clamping cylinder 1301 moves upwards and drives the clamping plate 1302 to move upwards, so that the PCB is clamped between the top of the clamping plate 1302 and the bottom of the pressing block 1302, due to the arrangement of the four groups of linear guide rails 1304 and the linear sliding blocks 1305, the clamping plate 1302 moves up and down more stably, clamping is more stable, the PCB can be subjected to glue sealing operation, the clamping plate mechanism 13 falls down after the glue sealing operation is completed, the conveying mechanism 7 continues conveying, and the PCB is conveyed out of the operation platform.

The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a width adjustable PCB seals gluey platform which characterized in that: comprises a mounting base plate (1), a front fixing plate (2) and a rear fixing plate (3) are symmetrically and fixedly connected on the mounting base plate (1), a slide bar (4) is arranged on the mounting bottom plate (1) between the front fixing plate (2) and the rear fixing plate (3), the sliding strip (4) is connected with the sliding block (5) in a sliding way, the sliding block (5) is fixedly connected with the bottoms of the two ends of the sliding plate (6), the top parts of the front fixed plate (2) and the sliding plate (6) are correspondingly provided with a transmission structure (7), the outer side surface of the rear fixing plate (3) is fixedly connected with a stepping motor (8), the output end of the stepping motor (8) is connected with one end of a ball screw (9), the ball screw (9) is sleeved on the inner wall of a screw nut (10), and the other end of the ball screw (9) is rotatably connected with the front fixing plate (2), and the screw nut (10) is embedded on the sliding plate (6) in a penetrating way.

2. The width-adjustable PCB potting compound platform of claim 1, wherein: the mounting bottom plate (1) is fixedly connected with the sensor (11), and one side of the sliding plate (6) is fixedly connected with a sensor blocking piece (12).

3. The width-adjustable PCB potting compound platform of claim 1, wherein: the conveying structure (7) comprises a synchronous motor (701), the synchronous motor (701) is fixedly connected to one side of the front fixing plate (2) and one side of the sliding plate (6), the output end of the synchronous motor (701) is fixedly connected with a driving wheel (702), the outer surface of the driving wheel (702) is in close contact with the surface of a conveying belt (703), and the surface of the conveying belt (703) is also in close contact with the outer surfaces of belt pulleys (704) arranged at two ends of the top of the front fixing plate (2) and the top of the sliding plate (6).

4. The width-adjustable PCB potting compound platform of claim 3, wherein: two steering wheels (705) are respectively and symmetrically arranged above and below the transmission wheel (702), the distance between the centers of the two steering wheels (705) above is larger than that between the centers of the two steering wheels (705) below, and the surface of the conveying belt (703) is in close contact with the outer surfaces of the steering wheels (705).

5. The width-adjustable PCB potting compound platform of claim 1, wherein: the front fixed plate (2) and the sliding plate (6) are respectively provided with a splint structure (13), the clamping plate structure (13) comprises a clamping cylinder (1301), the clamping cylinder (1301) is fixedly connected to the outer sides of the front fixing plate (2) and the sliding plate (6) respectively, the output end of the clamping cylinder (1301) is fixedly connected with a clamping plate (1302), the tops of the front fixed plate (2) and the sliding plate (6) are provided with upper pressing blocks (1303), the upper pressing block (1303) extends inwards to the top of the clamping plate (1302), the clamping plate structure (13) further comprises a linear guide rail (1304) and a linear sliding block, the linear guide rails (1304) are respectively fixed on one sides of the front fixed plate (2) and the sliding plate (6) close to the clamping plate (1302), the linear sliding block (1305) is fixedly connected to one side of the clamping plate (1302), and the linear guide rail (1304) is connected with the linear sliding block (1305) in a sliding mode.

6. The width-adjustable PCB potting compound platform of claim 5, wherein: the number of the linear guide rails (1304) is four, the four groups of linear guide rails (1304) are respectively, uniformly, vertically and fixedly connected to the inner sides of the front fixing plate (2) and the sliding plate (6), each group of linear guide rails (1304) are symmetrical to each other, the number of the linear sliding blocks (1305) is the same as that of the linear guide rails (1304), and the linear sliding blocks are respectively and fixedly connected to the side face of the clamping plate (1302) at positions corresponding to the linear guide rails (1304).

7. The width-adjustable PCB potting compound platform of claim 1, wherein: the inner side of the front fixing plate (2) is fixedly connected with a proximity switch (14), an inductor of the proximity switch (14) faces the direction of the conveying belt (703), and no shielding object exists in the sensing distance.