Board suction machine for PCB (Printed Circuit Board) processing

Abstract

The utility model discloses a board suction machine for PCB (printed circuit board) processing, which belongs to the technical field of PCB processing and comprises a workbench, a first moving screw rod is rotatably arranged above the workbench, a telescopic rod is slidably arranged on the outer wall of the first moving screw rod, an adjusting disc is fixedly arranged at the bottom end of the telescopic rod, and a supporting column is arranged in the center of the adjusting disc. The adjusting disc is divided into four adjusting cavities by partition plates, a plurality of adjusting holes are formed in the top wall of each adjusting cavity, each adjusting cavity is provided with an adjusting rod through an elastic piece, a groove is formed in the inner end of each adjusting rod, a fixing assembly is detachably arranged in each groove, and the adjusting rods can be fixed to the positions of the different adjusting holes; second moving lead screws are rotatably arranged at the outer ends of the adjusting rods, vertical rods are slidably arranged on the outer walls of the second moving lead screws, ventilation cavities are formed in the vertical rods, suction cups are arranged at the bottoms of the ventilation cavities, and the ventilation cavities are communicated with a vacuum pump through air conveying pipes. The vacuum adsorption points can be adjusted according to the surfaces of the PCBs designed in different specifications.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB board processing, in particular to a board suction machine for PCB board processing. Background Art

[0002] PCB, full name is printed circuit board, is a substrate for assembling electronic parts. It is a printed board with point connections and printed components formed according to a predetermined design on a general substrate. The main function of PCB is to connect various electronic components to form a predetermined circuit and play a role in relay transmission.

[0003] During the PCB processing, a suction machine is used to suck the PCB from one end of the production line to the other end for subsequent processing steps. This machine is usually equipped with a vacuum system to fix the PCB on the suction cup by vacuum adsorption. The vacuum adsorption technology can ensure the stability and safety of the PCB during the transmission process and avoid damage caused by vibration or collision.

[0004] Because the suitable vacuum adsorption points for PCB boards of different specifications and designs are not the same, and most of the existing board suction machines have several fixed adsorption points, which are only suitable for the adsorption needs of PCB boards of one specification and design, and have poor flexibility, and cannot adjust the vacuum adsorption points according to the different specifications or designs of the PCB boards. Utility Model Content

[0005] In order to solve the technical problem that suitable vacuum adsorption points for PCB boards of different specifications and designs are inconsistent, and most existing board suction machines have several fixed adsorption points, which are only suitable for the adsorption needs of PCB boards of one specification and design, have poor flexibility, and cannot adjust the vacuum adsorption points according to different specifications or designs of PCB boards, the utility model provides a board suction machine for PCB board processing.

[0006] A board suction machine for PCB board processing comprises a workbench, a first movable screw is rotatably arranged above the workbench, a telescopic rod is slidably arranged on the outer wall of the first movable screw, an adjusting disk is fixedly arranged at the bottom end of the telescopic rod, a supporting column is arranged at the center of the adjusting disk, the adjusting disk is divided into four adjusting cavities by a partition, each adjusting cavity top wall comprises a plurality of adjusting holes, each adjusting cavity is provided with an adjusting rod through an elastic member, a groove is arranged at the inner end of the adjusting rod, a fixing component is detachably arranged inside the groove, and the adjusting rod can be fixed at different adjusting hole positions, a second movable screw is rotatably arranged at the outer end of the adjusting rod, a vertical rod is slidably arranged on the outer wall of the second movable screw, a ventilation cavity is arranged inside the vertical rod, a suction cup is arranged at the bottom of the ventilation cavity, and the ventilation cavity is connected to a vacuum pump through an air supply pipe.

[0007] More preferably, the workbench includes a table and an L-shaped frame, a control panel, a slide groove and a group of support blocks are arranged on the top of the L-shaped frame, a motor is arranged on the outer wall of the support block, the first movable screw rod is rotatably arranged between the group of support blocks and is arranged at the output end of the motor, the first movable screw rod and the second movable screw rod are both slidably arranged with a movable seat on the outer periphery of the thread, and the telescopic rod and the vertical rod are respectively fixedly arranged on the bottom wall of the movable seat.

[0008] More preferably, the telescopic rod is arranged through a slide groove, four groups of elastic parts are fixedly arranged on the outer wall of the support column, the elastic parts are rubber springs, and an adjusting rod is fixedly arranged on the outer end of the elastic parts. The side walls of the four adjustment cavities away from the support column are respectively penetrated by limiting grooves, and the adjusting rod can move in the limiting grooves.

[0009] More preferably, the fixing assembly includes a threaded column and a nut, the threaded column is removably arranged inside the groove through the adjustment hole, the nut can fix the threaded column and the adjustment hole to each other, the outer end of the adjusting rod is fixedly provided with a accommodating cavity, the second movable screw rod is rotatably arranged inside the accommodating cavity, and the outer end of the second movable screw rod passes through the side wall of the accommodating cavity and is fixedly provided with a knob.

[0010] More preferably, the vacuum pump is fixedly arranged on the bottom wall of the regulating disc, the air delivery pipe is in the shape of a bellows with smooth ends and an elastic middle, and the two ends of the air delivery pipe are respectively connected to the vacuum pump and the ventilation cavity.

[0011] More preferably, the control panel is electrically connected to the telescopic rod, the motor, and the vacuum pump.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: according to the preset scheme of the control panel, the position of the PCB board to the next transportation placement point such as a conveying mechanism is adjusted by adjusting the first movable screw rod, and the telescopic rod distance of the telescopic rod is adjusted so that the suction cup can just adsorb the surface of the PCB board, and the adjustment rod is fixed with different adjustment hole positions by adjusting the adjustment rod, and the movement of the vertical rod on the second movable screw rod can be coordinated to adjust the vacuum adsorption point according to the surface of the PCB board designed with different specifications, that is, adjust the different positions of the suction cup relative to the surface of the PCB board. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a side view schematic diagram of the structure of the utility model;

[0015] Figure 3 It is a top view schematic diagram of the structure of the utility model;

[0016] Figure 4 This is a top view of the adjusting disc 4 of the utility model;

[0017] Figure 5It is a schematic diagram of the structure A of the utility model;

[0018] Figure 6 It is a schematic diagram of partial structure B of the utility model.

[0019] In the figure: 1. workbench; 2. first movable screw rod; 3. telescopic rod; 4. adjusting disc; 5. partition; 6. adjusting cavity; 7. supporting column; 8. adjusting hole; 9. elastic member; 10. adjusting rod; 11. groove; 12. fixing assembly; 13. second movable screw rod; 14. vertical rod; 15. ventilation cavity; 16. suction cup; 17. air pipe; 18. vacuum pump; 19. table; 20. L-shaped plate frame; 21. control panel; 22. slide groove; 23. supporting block; 24. motor; 25. moving seat; 26. limit groove; 27. threaded column; 28. nut; 29. ​​accommodating cavity; 30. knob. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0021] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so as to describe the embodiments of the utility model described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0022] In the present invention, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inside", "outside", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0023] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this utility model can be understood according to the specific circumstances. In addition, the term "plurality" should mean two or more than two.

[0024] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present utility model can be combined with each other. Figure 1-Figure 6 The utility model is described in detail in conjunction with the embodiments.

[0025] A board suction machine for PCB board processing includes a workbench 1, a first movable screw rod 2 is rotatably arranged above the workbench 1, a telescopic rod 3 is slidably arranged on the outer wall of the first movable screw rod 2, the workbench 1 includes a table 19 and an L-shaped board frame 20, a control panel 21, a slide groove 22 and a group of support blocks 23 are arranged on the top of the L-shaped board frame 20, a motor 24 is arranged on the outer wall of the support block 23, the first movable screw rod 2 is rotatably arranged between the group of support blocks 23, and is arranged at the output end of the motor 24, and a movable seat 25 is slidably arranged on the outer periphery of the thread of the first movable screw rod 2 and the second movable screw rod 13.

[0026] Starting the motor 24 can drive the first movable screw rod 2 to rotate, thereby allowing the movable seat 25 to rotate left and right on the first movable screw rod 2 and dock with the conveyor belt to realize mobile feeding. Since the telescopic rod 3 and the vertical rod 14 are respectively fixedly arranged on the bottom wall of the movable seat 25, the telescopic rod 3 passes through the slide groove 22. Starting the telescopic rod 3 can make the telescopic rod telescope up and down, thereby achieving close adsorption with the PCB board and driving the PCB board to move up. The slide groove 22 can play a role of limiting and guiding the telescopic rod 3.

[0027] An adjustment disc 4 is fixedly arranged at the bottom end of the telescopic rod 3, and the contact point of vacuum adsorption can be adjusted according to PCB boards of different designs and specifications. A support column 7 is arranged at the center of the adjustment disc 4, and the adjustment disc 4 is divided into four adjustment cavities 6 by a partition 5. The four adjustment cavities 6 correspond to four adjustment rods 10, and each adjustment rod 10 can achieve a certain rotation within a range of 90 degrees to adjust the position of the vacuum adsorption store.

[0028] The top wall of each adjustment cavity 6 includes a plurality of adjustment holes 8, and each adjustment cavity 6 is provided with an adjustment rod 10 through an elastic member 9. The elastic member 9 limits and fixes the inner end of the adjustment rod 10. Four groups of elastic members 9 are fixedly provided on the outer wall of the support column 7. The elastic member 9 is a rubber spring, and an adjustment rod 10 is fixedly provided on the outer end of the elastic member 9.

[0029] A groove 11 is provided at the inner end of the adjusting rod 10, and a fixing component 12 is detachably provided inside the groove 11, which can fix the adjusting rod 10 at different positions of the adjusting hole 8, thereby adjusting the relative positions of the four adjusting rods 10. The fixing component 12 includes a threaded column 27 and a nut 28. The threaded column 27 is detachably provided inside the groove 11 through the adjusting hole 8, and the nut 28 can fix the threaded column 27 and the adjusting hole 8 to each other. Loosen the nut 28, lift the threaded column 27 upward from the groove 11, adjust it to the next adjusting hole 8, and then pass it through another adjusting hole 8 and put it into the groove 11, tighten the nut 28 again, so that the adjusting rod 10 and the other adjusting hole 8 are fixed to each other.

[0030] The side walls of the four adjustment cavities 6 away from the support column 7 are respectively penetrated with limit slots 26, and the adjustment rod 10 can move in the limit slots 26. The outer end of the adjustment rod 10 is fixedly provided with an accommodating cavity 29, and the second moving screw rod 13 is rotatably arranged inside the accommodating cavity 29, and the outer end of the second moving screw rod 13 penetrates the side wall of the accommodating cavity 29 and is fixedly provided with a knob 30.

[0031] By turning the knob 30, the second movable screw rod 13 can be rotated, thereby driving the vertical rod 14 slidingly arranged on the outer wall of the second movable screw rod 13 to move along the second movable screw rod 13, setting different vacuum adsorption points, and a ventilation cavity 15 is arranged inside the vertical rod 14, and a suction cup 16 is arranged at the bottom of the ventilation cavity 15. The ventilation cavity 15 is connected to the vacuum pump 18 through an air pipe 17.

[0032] The vacuum pump 18 is fixedly arranged on the bottom wall of the adjusting disc 4, and the air delivery pipe 17 is in the shape of a bellows with smooth ends and elasticity in the middle. The two ends of the air delivery pipe 17 are respectively connected to the vacuum pump 18 and the ventilation cavity 15. When the vacuum pump 18 is started, it can adjust the suction and discharge of air to the ventilation cavity 15 through the air delivery pipe 17, so that the suction cup 16 can absorb and release the PCB board.

[0033] The control panel 21 is connected to the telescopic rod 3, the motor 24, and the vacuum pump 18. Through the adsorption steps preset by the control panel 21, automatic adsorption can be achieved, and the PCB board can be automatically placed in the docking conveying system to complete the adsorption loading.

[0034] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A PCB board suction machine for processing, comprising a workbench (1), characterized in that: A first movable screw rod (2) is rotatably arranged above the workbench (1); a telescopic rod (3) is slidably arranged on the outer wall of the first movable screw rod (2); an adjusting disc (4) is fixedly arranged at the bottom end of the telescopic rod (3); a supporting column (7) is arranged at the center of the adjusting disc (4); the adjusting disc (4) is divided into four adjusting cavities (6) by a partition (5); the top wall of each adjusting cavity (6) includes a plurality of adjusting holes (8); each adjusting cavity (6) is provided with an adjusting rod (10) through an elastic member (9); the inner end of the adjusting rod (10) is A groove (11) is provided, and a fixing assembly (12) is detachably provided inside the groove (11), so that the adjusting rod (10) can be fixed at different positions of the adjusting hole (8). A second movable screw rod (13) is rotatably provided at the outer end of the adjusting rod (10), and a vertical rod (14) is slidably provided on the outer wall of the second movable screw rod (13). A ventilation cavity (15) is provided inside the vertical rod (14), and a suction cup (16) is provided at the bottom of the ventilation cavity (15). The ventilation cavity (15) is connected to a vacuum pump (18) through an air delivery pipe (17).

2. The PCB board suction machine according to claim 1, characterized in that: The workbench (1) comprises a table (19) and an L-shaped frame (20). A control panel (21), a slide groove (22) and a group of support blocks (23) are arranged on the top of the L-shaped frame (20). A motor (24) is arranged on the outer wall of the support block (23). A first movable screw rod (2) is rotatably arranged between the group of support blocks (23) and arranged at the output end of the motor (24). A movable seat (25) is slidably arranged on the threaded outer periphery of the first movable screw rod (2) and the second movable screw rod (13). The telescopic rod (3) and the vertical rod (14) are respectively fixedly arranged on the bottom wall of the movable seat (25).

3. The PCB board suction machine according to claim 2, characterized in that: The telescopic rod (3) is arranged through the slide groove (22), and four groups of elastic members (9) are fixedly arranged on the outer wall of the support column (7). The elastic members (9) are rubber springs, and an adjustment rod (10) is fixedly arranged on the outer end of the elastic member (9). The side walls of the four adjustment cavities (6) away from the support column (7) are respectively penetrated by limiting grooves (26), and the adjustment rod (10) can move in the limiting grooves (26).

4. The PCB board suction machine according to claim 3, characterized in that: The fixing assembly (12) comprises a threaded column (27) and a nut (28); the threaded column (27) passes through the adjustment hole (8) and is detachably arranged inside the groove (11); the nut (28) can fix the threaded column (27) and the adjustment hole (8) to each other; an accommodating cavity (29) is fixedly arranged at the outer end of the adjustment rod (10); the second movable screw rod (13) is rotatably arranged inside the accommodating cavity (29); and a knob (30) is fixedly arranged at the outer end of the second movable screw rod (13) and passes through the side wall of the accommodating cavity (29).

5. The PCB board suction machine according to claim 4, characterized in that: The vacuum pump (18) is fixedly arranged on the bottom wall of the regulating disc (4). The air delivery pipe (17) is in the shape of a bellows with smooth ends and elasticity in the middle. The two ends of the air delivery pipe (17) are respectively connected to the vacuum pump (18) and the ventilation cavity (15).

6. The PCB board suction machine according to claim 5, characterized in that: The control panel (21) is electrically connected to the telescopic rod (3), the motor (24) and the vacuum pump (18).

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