PCB board conveying posture calibration device

Abstract

The utility model relates to the technical field of PCB board, concretely is a kind of PCB board conveying posture calibration device, it includes: conveying frame and conveying belt body, conveying belt body is equipped in the conveying frame, the conveying frame both sides are equipped with calibration mechanism, first hydraulic rod is equipped in the calibration mechanism, L-shaped guide plate is equipped in the first hydraulic rod output end, and telescopic rod is equipped on conveying frame, connecting rod is equipped in the telescopic rod telescopic end, positioning bolt is equipped on L-shaped guide plate, guide wheel is equipped in the positioning bolt bottom, and positioning mechanism is equipped on conveying frame upper end, support is equipped in the positioning mechanism, the support is equipped with sliding slot, and second hydraulic rod is equipped on first support, adopt calibration mechanism and can adjust the interval between calibration according to the size of board material as required, positioning can be carried out on board material top by positioning mechanism, to prevent board material from deviating.

Description

Technical Field

[0001] This utility model relates to the field of PCB board technology, specifically to a PCB board conveying posture calibration device. Background Technology

[0002] AOI stands for Automated Optical Inspection, a device that uses optical principles to detect common defects encountered in soldering production. AOI is a relatively new testing technology, but its development is rapid, with many manufacturers launching AOI testing equipment. During automatic inspection, the machine automatically scans the PCB using a camera, acquires images, compares the tested solder joints with acceptable parameters in a database, processes the images, identifies defects on the PCB, and displays / marks these defects on a monitor or with automatic indicators for repair personnel to fix.

[0003] In response, Chinese patent application number CN210884103U discloses a PCB board conveying posture calibration device. This utility model has the following advantages and effects: A PCB board conveying posture calibration device includes a frame, universal ball bearings, a longitudinal power unit, and a correction device. The frame includes a body and a base plate, with the base plate sleeved on the body. Several universal ball bearings are arranged on the base plate. The longitudinal power unit is located on one side of the base plate, and the correction device is located on the other side. Using the calibration device, the position of the steering piles can be adjusted according to the size of each batch of PCB boards and the internal structure of the AOI optical inspection equipment, allowing the PCB boards to enter the AOI optical inspection equipment in a more standard posture, reducing the possibility of PCB board impact damage, and simultaneously reducing the time spent adjusting the PCB board posture, thus improving production efficiency.

[0004] However, existing PCB board conveying posture calibration devices cannot adjust the spacing between the calibration structures on both sides according to the size of the board because the PCB board needs to be conveyed during the manufacturing process. This may cause the boards of different sizes to shift, thus making it impossible to complete the calibration work.

[0005] Therefore, in order to solve the above problems, a PCB board conveying posture calibration device is proposed. Utility Model Content The purpose of this utility model is to provide a PCB board conveying posture calibration device to solve the problem mentioned in the background art of the prior art PCB board conveying posture calibration device. Because the PCB board needs to be conveyed during the processing, the existing device cannot adjust the spacing between the calibration structures on both sides according to the size of the board, which may cause the boards of different sizes to shift, thus making it impossible to complete the calibration work.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a PCB board conveying posture calibration device, comprising: a conveyor frame and a conveyor belt body, wherein the conveyor frame contains the conveyor belt body, and calibration mechanisms are provided on both sides of the conveyor frame. A first hydraulic rod is provided within the calibration mechanism, and an L-shaped guide plate is provided at the output end of the first hydraulic rod. A telescopic rod is provided on the conveyor frame, and a connecting rod is provided at the telescopic end of the telescopic rod. A positioning bolt is provided on the L-shaped guide plate, and a guide wheel is provided at the bottom end of the positioning bolt. A positioning mechanism is provided at the upper end of the conveyor frame, and a bracket is provided within the positioning mechanism. The bracket has a sliding groove, and a second hydraulic rod is provided on the first bracket. The calibration mechanism allows for adjustment of the calibration interval according to the size of the board material, and the positioning mechanism allows for positioning of the board material above to prevent displacement.

[0007] Preferably, a T-shaped plate is fixedly installed at the output end of the second hydraulic rod, and a pressure roller is fixedly installed on the T-shaped plate through a transmission rod. The second hydraulic rod can drive the T-shaped plate to move and work.

[0008] Preferably, a fixing sleeve is fixedly installed on the upper end of the T-shaped plate, and limit rods are fixedly installed on both sides of the fixing sleeve. The T-shaped plate can be limited by using the fixing sleeve and the limit rods in combination with the slider.

[0009] Preferably, one end of the limiting rod is fixedly installed on the slider, and one side of the slider is slidably installed in a groove on the bracket. By having the slider at one end of the limiting rod slide in the groove, the output end of the second hydraulic rod can be limited.

[0010] Preferably, the first hydraulic rod is fixedly installed on the conveyor frame via a support plate, the L-shaped guide plate is fixedly installed on the first hydraulic rod, and the bottom end of the telescopic rod is fixedly installed on the conveyor frame. The first hydraulic rod can drive the L-shaped guide plate to move as needed.

[0011] Preferably, one end of the connecting rod is fixedly installed on the telescopic rod, and the other end of the connecting rod is fixedly installed on the L-shaped guide plate. The L-shaped guide plate is movably installed on the conveyor frame via the connecting rod and the telescopic rod. The guide wheel is fixedly installed on one side of the L-shaped guide plate by positioning bolts. The telescopic rod and the connecting rod can be used to position the L-shaped guide plate.

[0012] Preferably, the bracket is fixedly installed on the conveyor frame, and the second hydraulic rod is fixedly installed on the bracket. The bracket can support and fix the second hydraulic rod.

[0013] Compared with the prior art, the beneficial effects of this utility model are: 1. By setting up a calibration mechanism, the plate material can be calibrated as needed. Compared with the existing structure, this utility model adopts a first hydraulic rod, an L-shaped guide plate, a telescopic rod, and guide wheels. As needed, the first hydraulic rod can drive the L-shaped guide plate and guide wheels to contact and adhere with both sides of the plate material, thereby completing the calibration work. This structure is simple and practical, thus improving the practicality of the device.

[0014] 2. By setting up a positioning mechanism, the upper end of the plate can be positioned as needed. Compared with the existing structure, this utility model adopts a structure of second hydraulic rod, T-shaped plate, fixed sleeve, limit rod, slider, pressure roller, etc. The second hydraulic rod drives the T-shaped plate to drive the pressure roller to fit against the upper end of the plate, thereby positioning the upper end of the plate. This structure is simple and efficient, thus improving the working efficiency of the device. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments of this utility model will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the content of the embodiments of this utility model and these drawings without creative effort.

[0016] Figure 1 This is a front view schematic diagram of the structure of this utility model; Figure 2 This is a front view schematic diagram of the main structure of the present utility model; Figure 3 This is a front sectional view of the conveyor belt body of this utility model; Figure 4 This is a front sectional view of the calibration mechanism of this utility model; Figure 5 This is a cross-sectional schematic diagram of the positioning mechanism of this utility model.

[0017] In the diagram: 1. Conveyor frame; 2. Conveyor belt body; 3. Calibration mechanism; 31. First hydraulic rod; 32. L-shaped guide plate; 33. Telescopic rod; 34. Connecting rod; 35. Positioning bolt; 36. Guide wheel; 4. Positioning mechanism; 41. Bracket; 42. Slide groove; 43. Second hydraulic rod; 44. T-shaped plate; 45. Pressure roller; 46. Fixing sleeve; 47. Limiting rod; 48. Sliding block. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model; the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance. In addition, unless otherwise explicitly specified and limited, the terms "installed," "connected," and "linked" should be interpreted broadly. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. For those skilled in the art, the specific meaning of the above terms in this utility model can be understood according to the specific circumstances.

[0020] Please see Figures 1-5 One embodiment provided by this utility model: The first hydraulic rod 31 and the second hydraulic rod 43 used in this application are products that can be purchased directly from the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be described in detail here.

[0021] A PCB board conveying posture calibration device includes: a conveyor frame 1 and a conveyor belt body 2. The conveyor frame 1 houses the conveyor belt body 2. Calibration mechanisms 3 are provided on both sides of the conveyor frame 1. A first hydraulic rod 31 is provided in the calibration mechanism 3. An L-shaped guide plate 32 is provided at the output end of the first hydraulic rod 31. A telescopic rod 33 is provided on the conveyor frame 1. A connecting rod 34 is provided at the telescopic end of the telescopic rod 33. A positioning bolt 35 is provided on the L-shaped guide plate 32. A guide wheel 36 is provided at the bottom end of the positioning bolt 35. A positioning mechanism 4 is provided at the upper end of the conveyor frame 1. A bracket 41 is provided in the positioning mechanism 4. The bracket 41 has a sliding groove 42. A second hydraulic rod 43 is provided on the first bracket 41. By setting this component, the board can be calibrated as needed by the calibration mechanism 3, and the upper end of the board can be positioned as needed by the positioning mechanism 4.

[0022] As a further improvement of this utility model, a T-shaped plate 44 is fixedly installed at the output end of the second hydraulic rod 43. A pressure roller 45 is fixedly installed on the T-shaped plate 44 through a transmission rod. By setting this component, the T-shaped plate 44 can be moved by the second hydraulic rod 43.

[0023] As a further improvement of this utility model, a fixing sleeve 46 is fixedly installed on the upper end of the T-shaped plate 44, and a limit rod 47 is fixedly installed on both sides of the fixing sleeve 46. By setting this component, the pressure roller 45 can be supported and fixed by the T-shaped plate 44.

[0024] As a further improvement of this utility model, one end of the limiting rod 47 is fixedly installed on the slider 48, and one side of the slider 48 is slidably installed in the groove 42 on the bracket 41. By setting this component, the T-shaped plate 44 can be limited by the limiting rod 47 and the slider 48.

[0025] As a further improvement of this utility model, the first hydraulic rod 31 is fixedly installed on the conveyor frame 1 by a support plate, the L-shaped guide plate 32 is fixedly installed on the first hydraulic rod 31, and the bottom end of the telescopic rod 33 is fixedly installed on the conveyor frame 1. By setting this component, the L-shaped guide plate 32 can be moved by the first hydraulic rod 31.

[0026] As a further improvement of this utility model, one end of the connecting rod 34 is fixedly installed on the telescopic rod 33, and the other end of the connecting rod 34 is fixedly installed on the L-shaped guide plate 32. The L-shaped guide plate 32 is movably installed on the conveyor frame 1 through the connecting rod 34 and the telescopic rod 33. The guide wheel 36 is fixedly installed on one side of the L-shaped guide plate 32 through the positioning bolt 35. By setting this component, the L-shaped guide plate 32 can be limited by the telescopic rod 33 and the connecting rod 34.

[0027] As a further improvement of this utility model, the bracket 41 is fixedly installed on the conveyor frame 1, and the second hydraulic rod 43 is fixedly installed on the bracket 41. By setting this component, the second hydraulic rod 43 can be supported and fixed by the bracket 41.

[0028] Working principle: When the PCB board conveying posture calibration device is needed, simply support the device with the conveyor frame 1, power the device with the existing power supply, place the board on the conveyor belt body 2, and then activate the first hydraulic rod 31 as needed to drive the L-shaped guide plate 32 and guide wheel 36 to fit against both sides of the board, thereby calibrating the board. During this process, the L-shaped guide plate 32 can be limited by the telescopic rod 33 and connecting rod 34. Then, activate the second hydraulic rod 43 as needed to move the T-shaped plate 44, which in turn drives the pressure roller 45 to position the upper end of the board. During this process, the T-shaped plate 44 can be limited by the fixed sleeve 46, the limiting rod 47, and the slider 48, thus completing the work.

[0029] The above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model in any way. Those skilled in the art can readily implement this utility model based on the accompanying drawings and the above description. However, any modifications, alterations, or equivalent variations made by those skilled in the art without departing from the scope of the utility model's technical solution, utilizing the disclosed technical content, are considered equivalent embodiments of this utility model. Furthermore, any equivalent changes, alterations, or variations made to the above embodiments based on the essential technology of this utility model are still within the protection scope of this utility model's technical solution.

Claims

1. A PCB board conveying posture calibration device, comprising: The conveyor frame (1) and the conveyor belt body (2) are provided inside the conveyor frame (1); The feature is that: a calibration mechanism (3) is provided on both sides of the conveyor frame (1), a first hydraulic rod (31) is provided in the calibration mechanism (3), an L-shaped guide plate (32) is provided at the output end of the first hydraulic rod (31), and a telescopic rod (33) is provided on the conveyor frame (1), a connecting rod (34) is provided at the telescopic end of the telescopic rod (33), a positioning bolt (35) is provided on the L-shaped guide plate (32), a guide wheel (36) is provided at the bottom end of the positioning bolt (35), and a positioning mechanism (4) is provided at the upper end of the conveyor frame (1), a bracket (41) is provided in the positioning mechanism (4), a sliding groove (42) is provided on the bracket (41), and a second hydraulic rod (43) is provided on the first bracket (41).

2. The PCB board conveying posture calibration device according to claim 1, characterized in that: The output end of the second hydraulic rod (43) is fixedly mounted with a T-shaped plate (44), and a pressure roller (45) is fixedly mounted on the T-shaped plate (44) via a transmission rod.

3. The PCB board conveying posture calibration device according to claim 2, characterized in that: A fixing sleeve (46) is fixedly installed on the upper end of the T-shaped plate (44), and limit rods (47) are fixedly installed on both sides of the fixing sleeve (46).

4. The PCB board conveying posture calibration device according to claim 3, characterized in that: One end of the limiting rod (47) is fixedly installed on the slider (48), and one side of the slider (48) is slidably installed in the groove (42) on the bracket (41).

5. The PCB board conveying posture calibration device according to claim 1, characterized in that: The first hydraulic rod (31) is fixedly installed on the conveyor frame (1) by a support plate, the L-shaped guide plate (32) is fixedly installed on the first hydraulic rod (31), and the bottom end of the telescopic rod (33) is fixedly installed on the conveyor frame (1).

6. The PCB board conveying posture calibration device according to claim 1, characterized in that: One end of the connecting rod (34) is fixedly installed on the telescopic rod (33), and the other end of the connecting rod (34) is fixedly installed on the L-shaped guide plate (32). The L-shaped guide plate (32) is movably installed on the conveyor frame (1) through the connecting rod (34) and the telescopic rod (33). The guide wheel (36) is fixedly installed on one side of the L-shaped guide plate (32) by the positioning bolt (35).

7. The PCB board conveying posture calibration device according to claim 1, characterized in that: The bracket (41) is fixedly installed on the conveyor frame (1), and the second hydraulic rod (43) is fixedly installed on the bracket (41).

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