CN212344370U

CN212344370U - Automatic turn-over device of SMT assembly line PCB board

Info

Publication number: CN212344370U
Application number: CN202021332288.XU
Authority: CN
Inventors: 梅强; 黄必胜
Original assignee: Guangzhou Tong Sen Electronic Technology Co ltd
Current assignee: Guangzhou Tong Sen Electronic Technology Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-01-12
Anticipated expiration: 2030-07-09

Abstract

The utility model discloses an automatic turn-over device of SMT assembly line PCB board, including the bottom plate, two first fixed plates of one end fixedly connected with at bottom plate top, the outside fixed mounting of one of them first fixed plate has servo motor, rotates between two first fixed plates to be connected with the action wheel, and servo motor's output shaft runs through the center pin fixed connection of first fixed plate and action wheel, and two second fixed plates of one end fixedly connected with of first fixed plate are kept away from at the top of bottom plate, the utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, easy operation is convenient, and the practicality is strong, drives the PCB product after AOI detects behind the stove through setting up two conveyer belts and removes, cooperates infrared ray sensor to carry out automatic control to it simultaneously for when the PCB product is through appointed position, can carry out automatic upset to the PCB product through mutually supporting between elevating system and the tilting mechanism, thereby save a large amount of manual works and time, improve production efficiency.

Description

Automatic turn-over device of SMT assembly line PCB board

Technical Field

The utility model relates to an automatic turn-over device of PCB board, in particular to automatic turn-over device of SMT assembly line PCB board belongs to turn-over device technical field.

Background

In the existing life, the SMT production line is also called surface mount technology, abbreviated as SMT, and is a new generation of electronic assembly technology developed from hybrid integrated circuit technology, and is characterized by adopting a component surface mount technology and a reflow soldering technology, so that the SMT production line becomes a new generation of assembly technology in the manufacture of electronic products, a PCB is an important electronic component, a support body of the electronic component and a provider of circuit connection of the electronic component, and in the produced PCB, a plurality of boards are double-sided boards, and after one side is attached, the other side is attached.

However, when the existing SMT production line is used for processing PCB boards, manual overturning is mostly simply carried out through manual operation, and manual operation needs a large amount of manual work and operation time, so that time and labor are wasted, and production is not facilitated.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide the automatic turn-over device of SMT assembly line PCB board.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model discloses an automatic turn-over device of PCB board of SMT assembly line, including the bottom plate, the one end at bottom plate top is fixedly connected with two first fixed plates, one of them the outside fixed mounting of first fixed plate has servo motor, two rotate between the first fixed plate and be connected with the action wheel, the output shaft of servo motor runs through the first fixed plate and is connected with the center pin fixed connection of action wheel, the one end of bottom plate top that keeps away from first fixed plate is fixedly connected with two second fixed plates, two rotate between the second fixed plate and be connected with the driven wheel, all be connected through the conveyer belt transmission between the both ends of driven wheel and action wheel, the top of bottom plate is located one side fixed connection mounting panel of first fixed plate, the top of mounting panel is close to one side fixed mounting of conveyer belt, the top of bottom plate is located between two conveyer belts and is provided with, and a turnover mechanism is arranged at the top of the bottom plate and above the lifting mechanism.

As a preferred scheme of the utility model, elevating system includes the lift cylinder, the top of bottom plate just is located fixed mounting between two conveyer belts and has the lift cylinder, the piston rod fixedly connected with lifter plate of lift cylinder.

As a preferred scheme of the utility model, tilting mechanism includes the connecting plate, the top of bottom plate and the connecting plate that is located the outside fixedly connected with of lift cylinder and falls the U font structure, one side fixed mounting at connecting plate top has revolving cylinder, revolving cylinder's piston rod runs through the first cylinder of connecting plate and fixedly connected with, one side that revolving cylinder was kept away from to the inner wall of connecting plate is rotated and is connected with the second cylinder, the equal fixedly connected with pinch-off blades of piston rod of first cylinder and second cylinder, fixed mounting has second infrared ray sensor between the inner wall of connecting plate and the top that is located the below of second cylinder and conveyer belt, the outside of connecting plate and the below fixed mounting that is located revolving cylinder have the controller.

As an optimized scheme of the utility model, the equal fixedly connected with supporting legs in four corners of bottom plate bottom.

As an optimized scheme of the utility model, the top of lifter plate and the top of conveyer belt are in same horizontal position, just the width of lifter plate is less than the distance between two conveyer belts.

As an optimized scheme of the utility model, the equal fixedly connected with rubber pad in the outside of pinch-off blades.

As a preferred scheme of the utility model, servo motor, first infrared ray sensor, lift cylinder, revolving cylinder, first cylinder, second infrared ray sensor all with controller electric connection.

The utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, easy operation is convenient, and the practicality is strong, drives the PCB product after AOI detects behind the stove through setting up two conveyer belts and removes, cooperates infrared ray sensor to carry out automatic control to it simultaneously for when the PCB product is through appointed position, can carry out automatic upset to the PCB product through mutually supporting between elevating system and the tilting mechanism, thereby save a large amount of manual works and time, improve production efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a side view of the present invention.

In the figure: 1. a base plate; 2. supporting legs; 3. a first fixing plate; 4. a servo motor; 5. a driving wheel; 6. a second fixing plate; 7. a driven wheel; 8. a conveyor belt; 9. mounting a plate; 10. a first infrared sensor; 11. a lifting mechanism; 111. a lifting cylinder; 112. a lifting plate; 12. a turnover mechanism; 121. a connecting plate; 122. a rotating cylinder; 123. a first cylinder; 124. a second cylinder; 125. a clamping plate; 126. a second infrared sensor; 127. and a controller.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in FIG. 1-2, the utility model provides an automatic turnover device for PCB board in SMT production line, comprising a bottom plate 1, wherein one end of the top of the bottom plate 1 is fixedly connected with two first fixing plates 3, a servo motor 4 is fixedly installed on the outer side of one of the first fixing plates 3, a driving wheel 5 is rotatably connected between the two first fixing plates 3, the output shaft of the servo motor 4 penetrates through the first fixing plate 3 and is fixedly connected with the central axis of the driving wheel 5, one end of the top of the bottom plate 1 far from the first fixing plate 3 is fixedly connected with two second fixing plates 6, a driven wheel 7 is rotatably connected between the two second fixing plates 6, the driven wheel 7 is in transmission connection with the two ends of the driving wheel 5 through a conveyer belt 8, the distance between the outermost sides of the two conveyer belts 8 is larger than the width of the PCB product, meanwhile, the width of the PCB product is larger than the distance between, thereby driving the driven wheel 7 to rotate through the conveyer belt 8 and simultaneously driving the PCB product to move; the top of bottom plate 1 just is located one side fixedly connected with mounting panel 9 of first fixed plate 3, and one side fixed mounting that the top of mounting panel 9 is close to conveyer belt 8 has first infrared ray sensor 10, and the top of bottom plate 1 just is located and is provided with elevating system 11 between two conveyer belts 8, and the top of bottom plate 1 just is located elevating system 11's top and is provided with tilting mechanism 12.

Further, elevating system 11 includes lift cylinder 111, and fixed mounting has lift cylinder 111 at the top of bottom plate 1 and between being located two conveyer belts 8, and lift cylinder 111's piston rod fixedly connected with lifter plate 112 drives lifter plate 112 through lift cylinder 111 and reciprocates to drive the PCB product and reciprocate.

Further, the turnover mechanism 12 includes a connection plate 121, the top of the base plate 1 and the outside of the lifting cylinder 111 are fixedly connected with the connection plate 121 with an inverted U-shaped structure, one side of the top of the connection plate 121 is fixedly provided with a rotary cylinder 122, a piston rod of the rotary cylinder 122 penetrates through the connection plate 121 and is fixedly connected with a first cylinder 123, one side of the inner wall of the connection plate 121, which is far away from the rotary cylinder 122, is rotatably connected with a second cylinder 124, the piston rods of the first cylinder 123 and the second cylinder 124 are both fixedly connected with a clamping plate 125, the inner wall of the connection plate 121 and the space between the lower side of the second cylinder 124 and the upper side of the conveyor belt 8 are fixedly provided with a second infrared sensor 126, the outside of the connection plate 121 and the lower side of the rotary cylinder 122 are fixedly provided with a controller 127; first infrared sensor 10 is TELESKY with the model of second infrared sensor 126, and the position of the better detection PCB product of being convenient for carries out the centre gripping to the PCB product through the cooperation between first cylinder 123 and the second cylinder 124, then drives the PCB product of first cylinder 123, second cylinder 124 and centre gripping through revolving cylinder 122 and overturns.

Furthermore, the four corners of the bottom plate 1 are fixedly connected with supporting legs 2, and the supporting legs 2 are convenient for better stably placing the whole equipment.

Furthermore, the top of the lifting plate 112 and the top of the conveyer belts 8 are located at the same horizontal position, and the width of the lifting plate 112 is smaller than the distance between the two conveyer belts 8, so that the lifting plate 112 is convenient for lifting the PCB product, thereby facilitating the subsequent turning operation.

Further, the outer side of the clamping plate 125 is fixedly connected with a rubber pad, so that the PCB product can be better protected through the rubber pad, and the PCB product is prevented from being damaged in the clamping process.

Furthermore, the servo motor 4, the first infrared sensor 10, the lifting cylinder 111, the rotating cylinder 122, the first cylinder 123, the second cylinder 124 and the second infrared sensor 126 are all electrically connected with the controller 127, and automatic control is facilitated through the controller 127.

Specifically, when the device is used, the device is firstly placed at a designated position, then the device is powered on, the PCB is subjected to AOI detection after passing through a furnace after being welded, then is conveyed to the position of the first infrared sensor 10 by the conveyor belt 8, then is controlled by the controller 127 to convey the PCB after the last turnover is completed, meanwhile, the PCB at the position of the first infrared sensor 10 is driven to move to the position of the second infrared sensor 126, then a signal is transmitted to the controller 127, the servo motor 4 is controlled by the controller 127 to stop working, the PCB is not conveyed any more, at the moment, the latter PCB is just positioned at the position of the first infrared sensor 10, then the controller 127 controls the lifting cylinder 111 to work, the lifting plate 112 is driven to move upwards, and therefore the PCB between the two conveyor belts 8 is driven to move upwards, when the PCB rises to the height matched with the clamping plate 125, the PCB does not rise any more, the controller 127 controls the first air cylinder 123 and the second air cylinder 124 to work, the clamping plate 125 is respectively driven to move towards the middle to clamp the PCB, the controller 127 controls the lifting plate 112 to return, the rotating air cylinder 122 is controlled to work at the same time, the PCB is driven to rotate by one hundred eighty degrees, the controller 127 controls the lifting air cylinder 111 to work to drive the lifting plate 112 to move upwards, when the top of the lifting plate 112 is contacted with the bottom of the PCB, the controller 127 controls the first air cylinder 123 and the second air cylinder 124 to work to return the clamping plate 125, so that the PCB falls on the top of the lifting plate 112, then the lifting air cylinder 111 is controlled to work to drive the lifting plate 112 and the PCB to return, and at the moment, the lifting plate 112 is positioned below the conveying belt 8, so that the PCB falls on the top of the conveying belt 8, then controller 127 control servo motor 4 work, continue to carry the PCB board, repeat above-mentioned operation, can accomplish the continuous upset to the PCB board, then can carry out the paster to the reverse side of PCB board, place the trigger of receiving at the other end of conveyer belt 8 simultaneously, directly put the trigger of receiving with the PCB board of trigger of receiving when pasting the reverse side can, can save a large amount of manual works and time.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

The automatic turnover device for the PCB of the SMT production line comprises a base plate (1) and is characterized in that two first fixing plates (3) are fixedly connected to one end of the top of the base plate (1), a servo motor (4) is fixedly mounted on the outer side of one first fixing plate (3), a driving wheel (5) is rotatably connected between the two first fixing plates (3), an output shaft of the servo motor (4) penetrates through the first fixing plate (3) and is fixedly connected with a central shaft of the driving wheel (5), two second fixing plates (6) are fixedly connected to one end, far away from the first fixing plate (3), of the top of the base plate (1), a driven wheel (7) is rotatably connected between the two second fixing plates (6), the driven wheel (7) is in transmission connection with two ends of the driving wheel (5) through a conveying belt (8), a mounting plate (9) is fixedly connected to the top of the base plate (1) and located on one side of the first fixing plate (3), the top of mounting panel (9) is close to one side fixed mounting of conveyer belt (8) has first infrared ray sensor (10), the top of bottom plate (1) just is located and is provided with elevating system (11) between two conveyer belts (8), the top of bottom plate (1) just is located the top of elevating system (11) and is provided with tilting mechanism (12).
2. An SMT assembly line PCB automatic turnover device according to claim 1, wherein the lifting mechanism (11) comprises a lifting cylinder (111), the lifting cylinder (111) is fixedly installed on the top of the bottom plate (1) and between the two conveyor belts (8), and a piston rod of the lifting cylinder (111) is fixedly connected with a lifting plate (112).
3. An SMT assembly line PCB automatic turnover device according to claim 2, wherein the turnover mechanism (12) comprises a connecting plate (121), the connecting plate (121) with an inverted U-shaped structure is fixedly connected to the top of the bottom plate (1) and outside the lifting cylinder (111), a rotating cylinder (122) is fixedly mounted on one side of the top of the connecting plate (121), a piston rod of the rotating cylinder (122) penetrates through the connecting plate (121) and is fixedly connected with a first cylinder (123), a second cylinder (124) is rotatably connected to one side of the inner wall of the connecting plate (121) far away from the rotating cylinder (122), clamping plates (125) are fixedly connected to piston rods of the first cylinder (123) and the second cylinder (124), and a second infrared sensor (126) is fixedly mounted between the lower side of the second cylinder (124) and the upper side of the conveyor belt (8) and on the inner wall of the connecting plate (121), and a controller (127) is fixedly arranged on the outer side of the connecting plate (121) and below the rotary cylinder (122).
4. An SMT assembly line PCB automatic turnover device according to claim 1, wherein four corners of the bottom plate (1) are fixedly connected with supporting feet (2).
5. An SMT pipeline PCB automatic turn-over device according to claim 2, wherein the top of the lifter plate (112) is at the same level as the top of the conveyor belt (8), and the width of the lifter plate (112) is smaller than the distance between two conveyor belts (8).
6. An SMT pipeline PCB automatic turn-over device according to claim 3, wherein a rubber pad is fixedly connected to an outer side of each clamping plate (125).
7. An SMT pipeline PCB automatic turnover device according to claim 3, wherein the servo motor (4), the first infrared sensor (10), the lifting cylinder (111), the rotating cylinder (122), the first cylinder (123), the second cylinder (124), and the second infrared sensor (126) are all electrically connected to a controller (127).