A surface anti-falling sticking and grabbing device for SMT patches

Abstract

The utility model discloses a surface anti-falling sticking and grasping device for SMT patches, belongs to the technical field of SMT patches, solves the problem that the existing device needs to install a corresponding number of straws according to patches of different specifications, comprises a patch machine main body, the adsorption mechanism comprises an air bin fixedly mounted on the bottom surface of a moving component, the bottom surface of the air bin is equipped with an adjustment bin through a sealing ring, the bottom surface of the adjustment bin is fixedly mounted with a straw connected with the inside thereof, the bottom surface of the air bin is provided with array-distributed air holes, the top surface of the adjustment bin is provided with a first adjustment hole, a second adjustment hole and a third adjustment hole corresponding to the position of the air holes, by setting the first adjustment hole, the second adjustment hole and the third adjustment hole to have different diameters and being able to correspond to the air holes respectively, the flow rate of the air flow inside the adjustment bin is changed, so that the straw can adsorb patches of different specifications, and the situation that the corresponding number of straws need to be installed according to patches of different specifications is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of SMT patches, in particular to a surface anti-falling and sticking device for SMT patches. Background Art

[0002] When the existing SMT placement machine is placing patches, it is necessary to replace the suction head of corresponding size according to the patches of different specifications to ensure that the suction head has sufficient suction to adsorb the patches, which is quite troublesome.

[0003] After searching, the application with patent application number CN202121087220.4 discloses a surface anti-falling sticking and grasping device for SMT patches, wherein a moving component is installed inside the patch machine body, an air bin is installed on the lower surface of the moving component, an air pipe is installed on the side of the air bin, a workbench is arranged inside the patch machine body, a PCB board is placed on the upper surface of the workbench, and an adsorption device is arranged inside the air bin;

[0004] Although the surface anti-falling grasping device for SMT patches can grasp patches of different specifications by setting up an adsorption device, and can adsorb patches of different sizes by installing different numbers of straws, the surface anti-falling grasping device for SMT patches still needs to install a corresponding number of straws according to patches of different specifications when adsorbing patches, which is more troublesome to use.

[0005] Therefore, we propose a surface anti-falling gripping device for SMT patches. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a surface anti-falling sticking and grasping device for SMT patches, which solves the problem that the prior device needs to install a corresponding number of straws according to patches of different specifications, which is troublesome to use.

[0007] To achieve the above purpose, the utility model is implemented by the following technical solutions: a surface anti-dropping sticking and grasping device for SMT patches, comprising a patch machine body, a moving component is fixedly installed on the top surface of the patch machine body;

[0008] The interior of the mounter body is provided with an adsorption mechanism located below the moving component;

[0009] The adsorption mechanism includes an air bin fixedly mounted on the bottom surface of the moving component, a negative pressure pump whose output end is connected to the air bin through a hose is fixedly mounted on the top surface of the placement machine body, an adjusting bin is assembled on the bottom surface of the air bin through a sealing ring, a straw connected to the inside of the adjusting bin is fixedly mounted on the bottom surface of the adjusting bin, an array of air holes are provided on the bottom surface of the air bin, and a first adjusting hole, a second adjusting hole and a third adjusting hole corresponding to the positions of the air holes are provided on the top surface of the adjusting bin.

[0010] Preferably, the diameters of the first adjusting hole and the air hole are both 0.8 cm, the diameter of the second adjusting hole is 0.6 cm, and the diameter of the first adjusting hole is 0.4 cm. The diameters of the first adjusting hole, the second adjusting hole and the third adjusting hole are different and can correspond to the air holes respectively, thereby changing the flow rate of the airflow inside the adjusting bin, thereby achieving the purpose of adjusting the air pressure inside the adjusting bin, so as to adjust the adsorption force of the straw.

[0011] Preferably, the top surface of the regulating chamber is tightly fitted with the bottom surface of the gas chamber, thereby avoiding a situation in which the gap between the regulating chamber and the gas chamber causes the air pressure inside the regulating chamber to be difficult to adjust.

[0012] Preferably, the arc between the first adjustment hole, the second adjustment hole and the third adjustment hole is 20°, a horizontal plate is fixedly installed on the side wall of the air warehouse, a motor is fixedly installed on the bottom surface of the horizontal plate, and a gear is fixedly connected to the output end of the motor, wherein the gear is driven to rotate by the motor, and then the first adjustment hole, the second adjustment hole and the third adjustment hole are adjusted to correspond to the air hole.

[0013] Preferably, a rack meshing with a gear is fixedly mounted on the side wall of the regulating chamber, wherein when the gear rotates, the regulating chamber can be driven to rotate synchronously.

[0014] Preferably, a workbench is fixedly mounted on the bottom surface of the mounter body, and a PCB board is placed on the top surface of the workbench, wherein the workbench is used to facilitate the placement of the PCB board, and the PCB board is processed by adsorbing the patch through the adsorption mechanism.

[0015] The utility model provides a surface anti-falling sticking and grasping device for SMT patches. It has the following features:

[0016] Beneficial effects:

[0017] 1. The surface anti-dropping sticking and grasping device for SMT patches, by setting the first adjustment hole, the second adjustment hole and the third adjustment hole to have different diameters and corresponding to the air holes respectively, changes the flow rate of the airflow inside the adjustment chamber, and can adjust the pressure of the negative pressure inside the adjustment chamber, so that the suction pipe can absorb patches of different specifications, avoiding the need to install a corresponding number of suction pipes according to patches of different specifications;

[0018] 2. The surface anti-dropping sticking and grasping device for SMT patches drives the gear to rotate through a motor, and then drives the rack and the adjustment bin to rotate synchronously, so as to facilitate the adjustment of the first adjustment hole, the second adjustment hole and the third adjustment hole to correspond to the air hole, and is relatively simple to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the adsorption mechanism structure of the utility model;

[0021] Figure 3 This is a schematic cross-sectional structural diagram of the adsorption mechanism of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the regulating bin of the utility model.

[0023] In the figure: 1. SMT machine body; 2. Workbench; 3. PCB board; 4. Moving component; 5. Adsorption mechanism; 51. Negative pressure pump; 52. Hose; 53. Air chamber; 54. Horizontal plate; 55. Motor; 56. Gear; 57. Adjustment chamber; 58. Rack; 59. Air hole; 510. First adjustment hole; 511. Second adjustment hole; 512. Third adjustment hole; 513. Straw. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1:

[0026] like Figure 1-4As shown: it includes a chip mounter body 1, a moving component 4 is fixedly installed on the top surface of the chip mounter body 1, an adsorption mechanism 5 located below the moving component 4 is arranged inside the chip mounter body 1, the adsorption mechanism 5 includes an air bin 53 fixedly installed on the bottom surface of the moving component 4, a negative pressure pump 51 whose output end is connected to the air bin 53 through a hose 52 is fixedly installed on the top surface of the chip mounter body 1, an adjusting bin 57 is installed on the bottom surface of the air bin 53 through a sealing ring, and a suction pipe 513 connected to the inside of the adjusting bin 57 is fixedly installed on the bottom surface of the adjusting bin 57, and the air The bottom surface of the bin 53 is provided with air holes 59 distributed in an array, and the top surface of the regulating bin 57 is provided with a first regulating hole 510, a second regulating hole 511 and a third regulating hole 512 which are opposite to the air holes 59. By setting the first regulating hole 510, the second regulating hole 511 and the third regulating hole 512 to have different diameters and corresponding to the air holes 59 respectively, the flow rate of the airflow inside the regulating bin 57 is changed, and the negative pressure inside the regulating bin 57 can be adjusted, so that the straw 513 can adsorb patches of different specifications.

[0027] Embodiment 2:

[0028] like Figure 1-4 As shown: the diameters of the first adjustment hole 510 and the air hole 59 are both 0.8 cm, the diameter of the second adjustment hole 511 is 0.6 cm, the diameter of the first adjustment hole 510 is 0.4 cm, the top surface of the adjustment chamber 57 is closely fitted with the bottom surface of the air chamber 53, and the diameters of the first adjustment hole 510, the second adjustment hole 511 and the third adjustment hole 512 are different, and can correspond to the air hole 59 respectively, thereby changing the flow rate of the air flow inside the adjustment chamber 57, achieving the purpose of adjusting the internal air pressure of the adjustment chamber 57, so as to facilitate adjusting the adsorption force of the straw 513, and avoiding the situation that the gap between the adjustment chamber 57 and the air chamber 53 causes the internal air pressure of the adjustment chamber 57 to be inconvenient to adjust;

[0029] Embodiment 3:

[0030] like Figure 1-4 As shown: the arc between the first adjustment hole 510, the second adjustment hole 511 and the third adjustment hole 512 is 20°, a horizontal plate 54 is fixedly installed on the side wall of the air chamber 53, a motor 55 is fixedly installed on the bottom surface of the horizontal plate 54, a gear 56 is fixedly connected to the output end of the motor 55, a rack 58 meshing with the gear 56 is fixedly installed on the side wall of the adjustment chamber 57, a workbench 2 is fixedly installed on the bottom surface of the placement machine body 1, a PCB board 3 is placed on the top surface of the workbench 2, the gear 56 is driven to rotate by the motor 55, and then the rack 58 and the adjustment chamber 57 are driven to rotate synchronously, so as to facilitate the adjustment of the first adjustment hole 510, the second adjustment hole 511 and the third adjustment hole 512 to correspond to the air hole 59, the workbench 2 is used to facilitate the placement of the PCB board 3, and the adsorption mechanism 5 is used to adsorb the patch to process the PCB board 3.

[0031] The working principle and use process of the utility model: the surface anti-falling sticking grasping device for SMT patches, when in use, the PCB board 3 is placed on the top surface of the workbench 2, and then the appropriate first adjustment hole 510, the second adjustment hole 511 or the third adjustment hole 512 is selected to correspond to the air hole 59 according to the specifications of the patch, and then the motor 55 is started to drive the gear 56 to rotate, and then the adjustment bin 57 is driven to rotate, so that the adjustment hole corresponds to the air hole 59, and then the hose 52 can be started to suck the air inside the adjustment bin 57, so that negative pressure is generated inside the air bin 53 and the adjustment bin 57, and then the patch is adsorbed through the suction tube 513, and then the patch is moved to the installation position through the workbench 2.

[0032] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A surface anti-dropping gripping device for SMT patches, comprising a patch machine body (1), a moving component (4) being fixedly mounted on the top surface of the patch machine body (1); Features: The interior of the chip mounter body (1) is provided with an adsorption mechanism (5) located below the moving component (4); The adsorption mechanism (5) comprises an air bin (53) fixedly mounted on the bottom surface of the moving component (4); a negative pressure pump (51) whose output end is connected to the air bin (53) through a hose (52) is fixedly mounted on the top surface of the placement machine body (1); an adjusting bin (57) is mounted on the bottom surface of the air bin (53) through a sealing ring; a suction pipe (513) connected to the inside of the adjusting bin (57) is fixedly mounted on the bottom surface of the adjusting bin (57); air holes (59) distributed in an array are provided on the bottom surface of the air bin (53); and a first adjusting hole (510), a second adjusting hole (511) and a third adjusting hole (512) which are opposite to the air holes (59) are provided on the top surface of the adjusting bin (57).

2. The surface anti-falling sticking device for SMT patch according to claim 1, characterized in that: The diameters of the first adjustment hole (510) and the air hole (59) are both 0.8 cm, the diameter of the second adjustment hole (511) is 0.6 cm, and the diameter of the first adjustment hole (510) is 0.4 cm.

3. The surface anti-falling sticking and grasping device for SMT patch according to claim 1, characterized in that: The top surface of the regulating chamber (57) is in close contact with the bottom surface of the gas chamber (53).

4. The surface anti-falling sticking device for SMT patch according to claim 1, characterized in that: The arc between the first adjustment hole (510), the second adjustment hole (511) and the third adjustment hole (512) is 20°, a horizontal plate (54) is fixedly mounted on the side wall of the gas chamber (53), a motor (55) is fixedly mounted on the bottom surface of the horizontal plate (54), and a gear (56) is fixedly connected to the output end of the motor (55).

5. The surface anti-falling sticking device for SMT patch according to claim 1, characterized in that: A rack (58) meshing with the gear (56) is fixedly mounted on the side wall of the regulating chamber (57).

6. The surface anti-falling sticking device for SMT patch according to claim 1, characterized in that: A workbench (2) is fixedly mounted on the bottom surface of the chip placement machine body (1), and a PCB board (3) is placed on the top surface of the workbench (2).

Images