Circuit board transfer mechanism

Abstract

The utility model relates to a circuit board transfer mechanism which comprises a conveying belt expansion mechanism and a suction cup lifting mechanism, and the conveying belt expansion mechanism comprises a first conveying belt mounting plate, a second conveying belt mounting plate, a first air cylinder, a second air cylinder, a third air cylinder, a fourth air cylinder and a conveying belt driving motor. The first air cylinder and the second air cylinder are fixedly connected to the two ends of the first conveying belt mounting plate respectively, the third air cylinder and the fourth air cylinder are fixedly connected to the two ends of the second conveying belt mounting plate respectively, and the first conveying belt mounting plate and the second conveying belt mounting plate are oppositely arranged. The first conveying belt mounting plate and the second conveying belt mounting plate are driven by the first air cylinder, the second air cylinder, the third air cylinder and the fourth air cylinder to get away from each other or get close to each other. And the suction cup lifting mechanism is used for adsorbing the circuit board and then transferring the circuit board between the first conveying belt mounting plate and the second conveying belt mounting plate.

Description

Technical Field

[0001] The utility model relates to circuit board production equipment, in particular to a circuit board transfer mechanism. Background Art

[0002] At present, the production of circuit boards is still done manually. On the assembly line, after the previous process is completed, the circuit board is manually transferred to the next process. Although manual transfer is more flexible, there is a risk of damaging the circuit board during the transfer process, and the work efficiency is low.

[0003] As a result, automated transfer equipment appeared in the market, which sucked up the circuit board through a suction cup and then transferred it to the production line. However, this automated transfer equipment can only be used for circuit boards of fixed size, and its application range is extremely narrow. Summary of the invention

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a circuit board transfer mechanism.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a circuit board transfer mechanism, including a conveyor belt expansion mechanism and a suction cup lifting mechanism, the conveyor belt expansion mechanism includes a first conveyor belt mounting plate, a second conveyor belt mounting plate, a first cylinder, a second cylinder, a third cylinder, a fourth cylinder and a conveyor belt driving motor, the first cylinder and the second cylinder are respectively fixedly connected to the two ends of the first conveyor belt mounting plate, the third cylinder and the fourth cylinder are respectively fixedly connected to the two ends of the second conveyor belt mounting plate, the first conveyor belt mounting plate and the second conveyor belt mounting plate are arranged oppositely, and the first conveyor belt mounting plate and the second conveyor belt mounting plate are moved away from or close to each other under the drive of the first cylinder and the second cylinder, the third cylinder and the fourth cylinder; the suction cup lifting mechanism is used to transfer the circuit board between the first conveyor belt mounting plate and the second conveyor belt mounting plate after adsorbing; the first conveyor belt mounting plate is installed with a first conveyor belt, the second conveyor belt mounting plate is installed with a second conveyor belt, and the conveyor belt driving motor is connected with the first conveyor belt and the second conveyor belt, so as to drive the first conveyor belt and the second conveyor belt to move.

[0006] In an embodiment of the present application, the conveyor belt expansion mechanism also includes a follower plate, a first sliding rod, a second sliding rod, a first linear bearing, and a second linear bearing. The first linear bearing and the second linear bearing are respectively connected to the bottom surfaces of the two ends of the follower plate by bolts / screws, the first linear bearing and the first sliding rod are slidingly connected, and the second linear bearing and the second sliding rod are slidingly connected; the first cylinder and the second cylinder are fixedly mounted on the follower plate, and the first linear bearing drives the follower plate to move synchronously when it slides on the first sliding rod and the second linear bearing drives the follower plate to move synchronously, thereby driving the first cylinder and the second cylinder to move synchronously, thereby realizing the movement of the first conveyor belt mounting plate.

[0007] In an embodiment of the present application, the conveyor belt expansion mechanism also includes a first screw, a second screw, a first ball bearing, a second ball bearing, a first connecting plate and a second connecting plate, the first ball bearing is meshed with the first screw, the second ball bearing is meshed with the second screw, the two ends of the first connecting plate are respectively fixedly connected to the second linear bearing and the first ball bearing, and the two ends of the second connecting plate are respectively fixedly connected to the first linear bearing and the second ball bearing.

[0008] In an embodiment of the present application, the conveyor belt expansion mechanism also includes a fixed plate and a vertical support plate, and the third cylinder and the fourth cylinder are respectively fixedly mounted on the fixed plate; the vertical support plate and the fixed plate are vertically fixedly connected, and a bearing is embedded in the vertical support plate, and one end of the first screw and the second screw is fixedly connected to the bearing, thereby realizing the rotation of the first screw and the second screw.

[0009] In an embodiment of the present application, the suction cup lifting mechanism includes a lifting cylinder, a lifting fixed connecting plate and a suction cup, the lifting cylinder has a lifting rod, the lifting fixed connecting plate and the lifting rod are fixedly connected, and the suction cup is fixedly installed on the lifting fixed connecting plate, so that the lifting cylinder drives the suction cup to lift and lower.

[0010] In an embodiment of the present application, the suction cup lifting mechanism further includes a first adapter and a second adapter, one end of the first adapter is fixedly connected to the suction cup, and the other end of the first adapter is pivotally connected to the second adapter.

[0011] In an embodiment of the present application, the second adapter has an adjustment groove, which is in the shape of a long strip and passes through the second adapter. The screw passes through the adjustment groove and is fixedly connected to the other end of the first adapter. The screw head of the screw is stuck in the adjustment groove, so that the suction cup is fixedly connected to the second adapter.

[0012] In an embodiment of the present application, the first adapter is rotated so that the first adapter is rotated relative to the second adapter by a preset angle, thereby adjusting the angle of the suction cup; the suction cup is connected to a negative pressure source to generate an adsorption force.

[0013] In an embodiment of the present application, a preset number of screw holes are provided on the lifting and fixing connecting plate, and the screw holes are distributed at preset positions. The screws pass through the adjustment slots of the second adapter and are inserted into the screw holes at different positions, thereby realizing the position adjustment of the suction cup.

[0014] In an embodiment of the present application, a circuit board supporting plate and a supporting column are also included. The supporting column and the circuit board supporting plate are fixed together by screws, and the circuit board supporting plate is used to place a circuit board.

[0015] The beneficial effects of the present application are as follows: the circuit board transfer mechanism provided by the present application has a simple structure, and the transfer of circuit boards is simple, reliable, and stable, and can meet the needs of transferring circuit boards of different sizes, and has a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model provides a schematic structural diagram of a circuit board transfer mechanism. DETAILED DESCRIPTION

[0017] The present application is further described in detail below by specific embodiments in conjunction with the accompanying drawings. Wherein similar elements in different embodiments adopt associated similar element numbers. In the following embodiments, many detailed descriptions are intended to enable the present application to be better understood. However, those skilled in the art can easily recognize that some of the features can be omitted in different situations, or can be replaced by other elements, materials, and methods. In some cases, some operations related to the present application are not shown or described in the specification, in order to avoid the core part of the present application being overwhelmed by too much description, and for those skilled in the art, it is not necessary to describe these related operations in detail, and they can fully understand the related operations based on the description in the specification and the general technical knowledge in the art.

[0018] In addition, the features, operations or characteristics described in the specification can be combined in any appropriate manner to form various implementations, and the operation steps involved in each embodiment can also be replaced or adjusted in a sequence in a manner that is obvious to those skilled in the art. Therefore, the specification and drawings are only for the purpose of clearly describing a certain embodiment and do not mean that the composition and / or sequence are necessary.

[0019] The serial numbers of the components in this document, such as "first", "second", etc., are only used to distinguish the objects described and do not have any order or technical meaning. The "connection" and "coupling" mentioned in this application, unless otherwise specified, include direct and indirect connections (couplings).

[0020] Please refer to Figure 1 The present application provides a circuit board transfer mechanism, the transfer mechanism includes a conveyor belt expansion mechanism and a suction cup lifting mechanism, the conveyor belt expansion mechanism includes a first conveyor belt mounting plate 4, a second conveyor belt mounting plate 5, a first cylinder 8, a second cylinder 9, a third cylinder 15, a fourth cylinder 16 and a conveyor belt driving motor (not shown), the first cylinder 8 and the second cylinder 9 are respectively fixedly connected to the two ends of the first conveyor belt mounting plate 4, the third cylinder 15 and the fourth cylinder 16 are respectively fixedly connected to the two ends of the second conveyor belt mounting plate 5, the first conveyor belt mounting plate 4 and the second conveyor belt mounting plate 5 are relatively arranged, Driven by the first cylinder 8 and the second cylinder 9, the third cylinder 15 and the fourth cylinder 16, the first conveyor belt mounting plate 4 and the second conveyor belt mounting plate 5 move away from or close to each other; the suction cup lifting mechanism is used to transfer the circuit board between the first conveyor belt mounting plate 4 and the second conveyor belt mounting plate 5 after adsorbing it; the first conveyor belt mounting plate 4 is equipped with a first conveyor belt (not shown), the second conveyor belt mounting plate 5 is equipped with a second conveyor belt 6, and the conveyor belt driving motor is connected to the first conveyor belt and the second conveyor belt to drive the first conveyor belt and the second conveyor belt 6 to move. It should be noted here that although the specific structure of the conveyor belt driving motor is not shown in the accompanying drawings, it is well known to those skilled in the art that the motor belongs to the prior art, and the motor has an output shaft, which can be connected to the first conveyor belt and the second conveyor belt to drive them to move.

[0021] In one embodiment of the present application, the conveyor belt expansion mechanism also includes a follower plate 12, a first sliding rod 1, a second sliding rod 2, a first linear bearing, and a second linear bearing 14. The bottom surfaces of both ends of the follower plate 12 are respectively connected with the first linear bearing and the second linear bearing 14 by bolts / screws. The first linear bearing is slidably connected to the first sliding rod 1, and the second linear bearing 14 is slidably connected to the second sliding rod 2. The first cylinder 8 and the second cylinder 9 are fixedly mounted on the follower plate 12. When the first linear bearing slides on the first sliding rod 1 and the second linear bearing 14 slides on the second sliding rod 2, the follower plate 12 is driven to move synchronously, thereby driving the first cylinder 8 and the second cylinder 9 to move synchronously, so as to realize the movement of the first conveyor belt mounting plate 4. It should be noted here that the circuit board transfer mechanism provided in the present application can not only drive the first conveyor belt mounting plate 4 to move through the follower plate 12, but also drive the first conveyor belt mounting plate 4 to move through the telescopic function of the first cylinder 8 and the second cylinder 9, thereby greatly expanding the range of transferring circuit boards of different sizes.

[0022] In one embodiment of the present application, the conveyor belt expansion mechanism also includes a first screw 18, a second screw 22, a first ball bearing 19, a second ball bearing (not shown), a first connecting plate 20 and a second connecting plate (not shown), the first ball bearing 19 is meshed with the first screw 18, the second ball bearing is meshed with the second screw 22, the two ends of the first connecting plate 20 are respectively fixedly connected to the second linear bearing 14 and the first ball bearing 19, and the two ends of the second connecting plate are respectively fixedly connected to the first linear bearing and the second ball bearing. The present application should also include a drive motor, although not shown in the drawings, but it is clear to those skilled in the art that there are at least two drive motors, one drive motor is fixedly connected to the first screw 18, and the other drive motor is fixedly connected to the second screw, so as to drive the first screw 18 and the second screw 22 to rotate, and then the first ball bearing 19 is moved back and forth on the first screw 18 and the second ball bearing is moved back and forth on the second screw 22, so as to drive the first linear bearing and the second linear bearing 14 to move, thereby driving the first conveyor belt mounting plate 4 to move back and forth.

[0023] In one embodiment of the present application, the conveyor belt expansion mechanism further includes a fixed plate 3, and the third cylinder 15 and the fourth cylinder 16 are fixedly mounted on the fixed plate 3 respectively.

[0024] The conveyor belt expansion mechanism also includes a vertical support plate 17, which is vertically fixedly connected to the fixed plate 3, and a bearing 21 is embedded in the vertical support plate 17. One end of the first screw 18 and the second screw 22 is fixedly connected to the bearing 21, thereby realizing the rotation of the first screw 18 and the second screw 22.

[0025] The suction cup lifting mechanism includes a lifting cylinder 25, a lifting fixed connecting plate 26 and a suction cup 30. The lifting cylinder 25 has a lifting rod 251. The lifting fixed connecting plate 26 and the lifting rod 251 are fixedly connected. The suction cup 30 is fixedly installed on the lifting fixed connecting plate 26, so that the lifting cylinder 25 drives the suction cup 30 to rise and fall.

[0026] The suction cup lifting mechanism further includes a first adapter 28 and a second adapter 27 , wherein one end of the first adapter 28 is fixedly connected to the suction cup 30 , and the other end of the first adapter 28 is pivotally connected to the second adapter 27 .

[0027] In one embodiment of the present application, the second adapter 27 has an adjustment groove 271, which is in the shape of a long strip and passes through the second adapter 27. The screw 29 passes through the adjustment groove 271 and is fixedly connected to the other end of the first adapter 28. The screw head of the screw 29 is stuck in the adjustment groove 271, so that the suction cup 30 is fixedly connected to the second adapter 27.

[0028] In one embodiment of the present application, the first adapter 28 is rotated so that the first adapter 28 rotates relative to the second adapter 27 by a preset angle, so as to adjust the angle of the suction cup 30; the suction cup 30 is connected to a negative pressure source, so as to generate an adsorption force. Although the structure of the negative pressure source is not shown in the present application, the negative pressure source of the present application belongs to the prior art, such as a vacuum pump, etc., which is clear to those skilled in the art.

[0029] In one embodiment of the present application, a preset number of screw holes 261 are provided on the lifting and fixing connecting plate 26, and the screw holes 261 are distributed at preset positions, and screws are inserted into the screw holes 261 at different positions through the adjustment slots 271 of the second adapter 27, so as to adjust the position of the suction cup 30. Thus, circuit boards of different sizes can be adsorbed.

[0030] The transfer mechanism further includes a circuit board supporting plate 23 and a supporting column 24. The supporting column 24 and the circuit board supporting plate 23 are fixed together by screws. The circuit board supporting plate 23 is used to place the circuit board.

[0031] The working principle of the present application is: the present application provides a circuit board transfer mechanism, the first cylinder and the second cylinder drive the first conveyor belt mounting plate to move, the third cylinder and the fourth cylinder drive the second conveyor belt mounting plate to move, thereby realizing the change of the distance between the first conveyor belt mounting plate and the second conveyor belt mounting plate, thereby adapting to circuit boards of different sizes; the suction cup rises and falls under the drive of the lifting cylinder, and the suction cup can adjust the angle, thereby meeting the needs of adsorbing circuit boards of different sizes.

[0032] The circuit board transfer mechanism provided in the present application has a simple structure, and the transfer of circuit boards is simple, reliable, and stable. It can meet the needs of transferring circuit boards of different sizes and has a wide range of applications.

[0033] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A circuit board transfer mechanism, characterized in that: The conveyor belt expansion mechanism comprises a conveyor belt expansion mechanism and a suction cup lifting mechanism, wherein the conveyor belt expansion mechanism comprises a first conveyor belt mounting plate, a second conveyor belt mounting plate, a first cylinder, a second cylinder, a third cylinder, a fourth cylinder and a conveyor belt driving motor, wherein the first cylinder and the second cylinder are respectively fixedly connected to the two ends of the first conveyor belt mounting plate, the third cylinder and the fourth cylinder are respectively fixedly connected to the two ends of the second conveyor belt mounting plate, the first conveyor belt mounting plate and the second conveyor belt mounting plate are relatively arranged, and the first conveyor belt mounting plate and the second conveyor belt mounting plate are moved away from or close to each other under the drive of the first cylinder and the second cylinder, the third cylinder and the fourth cylinder; the suction cup lifting mechanism is used to transfer the circuit board after adsorbing it between the first conveyor belt mounting plate and the second conveyor belt mounting plate; the first conveyor belt mounting plate is mounted with a first conveyor belt, the second conveyor belt is mounted with a second conveyor belt, and the conveyor belt driving motor is connected with the first conveyor belt and the second conveyor belt, so as to drive the first conveyor belt and the second conveyor belt to move.

2. The circuit board transfer mechanism according to claim 1, characterized in that: The conveyor belt expansion mechanism also includes a follower plate, a first sliding rod, a second sliding rod, a first linear bearing, and a second linear bearing. The first linear bearing and the second linear bearing are respectively connected to the bottom surfaces of the two ends of the follower plate by bolts / screws, the first linear bearing and the first sliding rod are slidably connected, and the second linear bearing and the second sliding rod are slidably connected; the first cylinder and the second cylinder are fixedly mounted on the follower plate, and the first linear bearing drives the follower plate to move synchronously when sliding on the first sliding rod and the second linear bearing drives the second sliding rod, thereby driving the first cylinder and the second cylinder to move synchronously, thereby realizing the movement of the first conveyor belt mounting plate.

3. The circuit board transfer mechanism according to claim 2, characterized in that: The conveyor belt expansion mechanism also includes a first screw, a second screw, a first ball bearing, a second ball bearing, a first connecting plate and a second connecting plate, the first ball bearing is meshed with the first screw, the second ball bearing is meshed with the second screw, the two ends of the first connecting plate are respectively fixedly connected to the second linear bearing and the first ball bearing, and the two ends of the second connecting plate are respectively fixedly connected to the first linear bearing and the second ball bearing.

4. The circuit board transfer mechanism according to claim 3, characterized in that: The conveyor belt expansion mechanism also includes a fixed plate and a vertical support plate, and the third cylinder and the fourth cylinder are respectively fixedly mounted on the fixed plate; the vertical support plate and the fixed plate are vertically fixedly connected, and a bearing is embedded in the vertical support plate, and one end of the first screw and the second screw is fixedly connected to the bearing, so as to realize the rotation of the first screw and the second screw.

5. The circuit board transfer mechanism according to claim 4, characterized in that: The suction cup lifting mechanism includes a lifting cylinder, a lifting fixed connecting plate and a suction cup, the lifting cylinder has a lifting rod, the lifting fixed connecting plate and the lifting rod are fixedly connected, and the suction cup is fixedly mounted on the lifting fixed connecting plate, so that the lifting cylinder drives the suction cup to lift and lower.

6. The circuit board transfer mechanism according to claim 5, characterized in that: The suction cup lifting mechanism also includes a first adapter and a second adapter, one end of the first adapter is fixedly connected to the suction cup, and the other end of the first adapter is pivotally connected to the second adapter.

7. The circuit board transfer mechanism according to claim 6, characterized in that: The second adapter has an adjustment groove, which is in the shape of a long strip and passes through the second adapter. A screw passes through the adjustment groove and is fixedly connected to the other end of the first adapter. The screw head of the screw is stuck in the adjustment groove, so that the suction cup is fixedly connected to the second adapter.

8. The circuit board transfer mechanism according to claim 7, characterized in that: The first adapter is rotated so that the first adapter is rotated relative to the second adapter by a preset angle, so as to adjust the angle of the suction cup; the suction cup is connected to a negative pressure source, so as to generate an adsorption force.

9. The circuit board transfer mechanism according to claim 8, characterized in that: A preset number of screw holes are provided on the lifting and fixing connecting plate, and the screw holes are distributed at preset positions. The screws pass through the adjustment slots of the second adapter and are inserted into the screw holes at different positions, so as to achieve position adjustment of the suction cup.

10. The circuit board transfer mechanism according to claim 9, characterized in that: It also includes a circuit board supporting plate and a supporting column. The supporting column and the circuit board supporting plate are fixed together by screws, and the circuit board supporting plate is used to place a circuit board.

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