A multifunctional speed-regulating high-precision placement machine mechanism

Abstract

The utility model relates to the field of chip mounters, and in particular to a multifunctional speed-regulating high-precision chip mounter mechanism. The technical problem to be solved by the utility model is to provide a multifunctional speed-regulating high-precision chip mounter mechanism that can quickly and accurately adjust the conveying device to meet the conveying of PCB substrates of different sizes. A multifunctional speed-regulating high-precision chip mounter mechanism includes a chip mounter body, a conveying device, a bottom plate, a first fixed block, a second fixed block, a guide transmission rod, a moving block, a sliding sleeve, a first conveying rod, a second conveying rod, a fixed frame, a first motor, an active synchronous wheel, a driven synchronous wheel, a synchronous belt, a screw rod, a screw sleeve, an active pulley, a driven pulley, and a conveyor belt. The utility model achieves the effect of quickly and accurately adjusting the conveying device to meet the conveying of PCB substrates of different sizes.

Description

Technical Field

[0001] The utility model relates to the field of chip mounters, in particular to a multifunctional speed-regulating high-precision chip mounter mechanism. Background Art

[0002] Chip mounters are key equipment in the modern electronic assembly industry and are widely used in the field of electronic processing. They are mainly used to efficiently and accurately mount electronic components such as resistors, capacitors, and integrated circuits onto the surface of PCB substrates. The existing high-precision chip mounter mechanisms have conveying devices that are usually set in a fixed manner, which limits the PCB substrate conveying function and makes it impossible to convey products of different sizes. Therefore, it is urgent to develop a multifunctional speed-regulating high-precision chip mounter mechanism that can quickly and accurately adjust the conveying device to meet the needs of conveying PCB substrates of different sizes. Utility Model Content

[0003] In order to overcome the shortcomings of the existing high-precision placement machine mechanism, the conveying device of the present invention is usually arranged in a fixed manner, which limits the PCB substrate conveying function and cannot convey products of different sizes. The technical problem to be solved by the present invention is to provide a multifunctional speed-regulating high-precision placement machine mechanism that can quickly and accurately adjust the conveying device to meet the needs of conveying PCB substrates of different sizes.

[0004] The utility model is achieved by the following specific technical means:

[0005] A multifunctional speed-regulating high-precision placement machine mechanism, comprising a placement machine body, and a conveying device fixedly installed in the placement machine body for conveying PCB boards;

[0006] The conveying device includes a bottom plate; a plurality of transmission components fixedly arranged on the upper end of the bottom plate and used to drive the PCB to move; a first conveying rod and a second conveying rod fixedly arranged on the upper ends of the plurality of transmission components and used to limit the PCB; an adjustment component fixedly arranged on the transmission component and used to adjust the distance between the first conveying rod and the second conveying rod; a second motor fixedly arranged on one side of the bottom plate and used to drive the adjustment component to work; an active bevel gear is fixedly connected to the rotation output shaft of the second motor;

[0007] The transmission assembly includes a first fixed block and a second fixed block fixedly mounted on both sides of the upper end surface of the base plate; a guide transmission rod rotatably mounted between the first fixed block and the second fixed block through a bearing; a moving block slidably mounted on the guide transmission rod through a sliding sleeve; the first conveying rod is fixedly mounted on the upper end of the first fixed block; the second conveying rod is fixedly mounted on the upper end of the moving block; a fixed frame fixedly mounted on one side of the lower end of the base plate; a first motor fixedly mounted on the fixed frame; an active synchronous wheel fixedly mounted on the rotation output shaft of the first motor; a driven synchronous wheel fixedly mounted on one end of the guide transmission rod close to the first motor; a synchronous belt fixedly arranged on the active synchronous wheel and the driven synchronous wheel for transmission connection; a driving pulley rotatably arranged on the opposite side of the first fixed block and the moving block and circumferentially fixedly connected to the guide transmission rod; a plurality of driven pulleys rotatably mounted on the opposite side of the first conveying rod and the second conveying rod; a conveyor belt wound around the active pulley and the driven pulley to form a conveying plane.

[0008] The adjustment component includes a screw rod rotatably installed between a first fixed block and a second fixed block through a bearing; a thread sleeve fixedly installed on the moving block and meshingly connected to the screw rod; a driven bevel gear fixedly connected to one end of the screw rod close to the second motor; two third fixed blocks fixedly arranged on one side of the driven bevel gear close to the second motor; a transmission rod rotatably installed between the two third fixed blocks through a bearing; a first transmission bevel gear and a second transmission bevel gear fixedly connected to both ends of the transmission rod and meshingly connected to the active bevel gear and the driven bevel gear respectively.

[0009] Furthermore, the transmission assembly is provided with three groups, which are respectively installed on the front section, middle section and rear section of the first conveying rod and the second conveying rod; by controlling the rotation speed of the first motor of each group of transmission assemblies, the PCB board is controlled to move at different speeds at different positions of the first conveying rod and the second conveying rod, thereby meeting the movement speed requirements of the PCB board at different positions.

[0010] Furthermore, the adjustment components are provided with two groups, which are symmetrically arranged at the two ends of the first conveying rod and the second conveying rod, and the two groups of adjustment components are driven by the second motor; ensuring the balance of force and synchronization of displacement at both ends of the first conveying rod and the second conveying rod during the adjustment process, so that the two ends move synchronously the same distance.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The utility model achieves the effect of quickly and accurately adjusting the conveying device, satisfying the conveying of PCB substrates of different sizes.

[0013] The second motor drives the adjustment component to quickly and accurately adjust the distance between the first conveying rod and the second conveying rod, thereby achieving the effect of conveying products of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0015] Figure 2 It is a schematic diagram of the three-dimensional structure of the conveying device of the utility model.

[0016] Figure 3 It is a schematic diagram of the structure of the conveying device of the utility model from a top view.

[0017] The markings in the accompanying drawings are: 1- SMT machine body, 2- conveying device, 3- bottom plate, 4- first fixed block, 5- second fixed block, 6- guide transmission rod, 7- moving block, 8- sliding sleeve, 9- first conveying rod, 10- second conveying rod, 11- fixed frame, 12- first motor, 13- driving synchronous wheel, 14- driven synchronous wheel, 15- synchronous belt, 16- lead screw, 17- thread sleeve, 18- driving pulley, 19- driven pulley, 20- conveyor belt, 21- driven bevel gear, 22- second motor, 23- driving bevel gear, 24- third fixed block, 25- transmission rod, 26- first transmission bevel gear, 27- second transmission bevel gear. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings: Example

[0019] A multifunctional speed regulating high precision placement machine mechanism, such as Figure 1-3 As shown, it includes a chip mounter body 1, and a conveying device 2 fixedly installed in the chip mounter body 1 for conveying PCB boards;

[0020] The conveying device 2 includes a bottom plate 3; a plurality of transmission components fixedly arranged on the upper end of the bottom plate 3 for driving the PCB to move; a first conveying rod 9 and a second conveying rod 10 fixedly arranged on the upper end of the plurality of transmission components for limiting the position of the PCB; an adjustment component fixedly arranged on the transmission component for adjusting the distance between the first conveying rod 9 and the second conveying rod 10; a second motor 22 fixedly arranged on one side of the bottom plate 3 for driving the adjustment component to work; an active bevel gear 23 is fixedly connected to the rotation output shaft of the second motor 22;

[0021] The transmission assembly includes a first fixed block 4 and a second fixed block 5 fixedly mounted on both sides of the upper end surface of the bottom plate 3; a guide transmission rod 6 rotatably mounted between the first fixed block 4 and the second fixed block 5 through a bearing; a moving block 7 slidably mounted on the guide transmission rod 6 through a sliding sleeve 8; a first conveying rod 9 fixedly mounted on the upper end of the first fixed block 4; a second conveying rod 10 fixedly mounted on the upper end of the moving block 7; a fixing frame 11 fixedly mounted on one side of the lower end of the bottom plate 3; a first motor 12 fixedly mounted on the fixing frame 11; and a first motor 12 fixedly mounted on the fixing frame 11 to rotate the conveying rod 11. A driving synchronous wheel 13 on the output shaft; a driven synchronous wheel 14 fixedly mounted on the end of the guide transmission rod 6 close to the first motor 12; a synchronous belt 15 fixedly mounted on the driving synchronous wheel 13 and the driven synchronous wheel 14 for transmission connection; a driving pulley 18 rotatably mounted on the opposite side of the first fixed block 4 and the moving block 7 and circumferentially fixedly connected to the guide transmission rod 6; a plurality of driven pulleys 19 rotatably mounted on the opposite side of the first conveying rod 9 and the second conveying rod 10; a conveyor belt 20 wound around the driving pulley 18 and the driven pulley 19 to form a conveying plane;

[0022] The adjustment assembly includes a screw rod 16 rotatably mounted between the first fixed block 4 and the second fixed block 5 through a bearing; a threaded sleeve 17 fixedly mounted on the moving block 7 and meshingly connected to the screw rod 16; a driven bevel gear 21 fixedly connected to one end of the screw rod 16 close to the second motor 22; two third fixed blocks 24 fixedly arranged on the side of the driven bevel gear close to the second motor 22; a transmission rod 25 rotatably mounted between the two third fixed blocks 24 through a bearing; a first transmission bevel gear 26 and a second transmission bevel gear 27 fixedly connected to both ends of the transmission rod 25 and meshingly connected to the active bevel gear 23 and the driven bevel gear 21 respectively.

[0023] Working principle:

[0024] The conveying device 2 of the mounting machine of the utility model includes a transmission assembly for driving the PCB board to move; a first conveying rod 9 and a second conveying rod 10 for limiting the PCB board; an adjusting assembly for adjusting the distance between the first conveying rod 9 and the second conveying rod 10; a second motor 22 for driving the adjusting assembly to work; the adjusting assembly is driven by the second motor 22 to quickly and accurately adjust the distance between the first conveying rod 9 and the second conveying rod 10, so as to achieve the effect of conveying products of different sizes.

[0025] When the conveying device 2 needs to be adjusted during use to meet the conveying of PCB substrates of different sizes, the second motor 22 is controlled by the controller of the mounter body 1 to work, and the active bevel gear 23 on the output shaft of the second motor 22 rotates, and the rotation of the active bevel gear 23 drives the first transmission bevel gear 26 meshing therewith to rotate, and the first transmission bevel gear 26 drives the second transmission bevel gear 27 to rotate; the second transmission bevel gear 27 drives the driven bevel gear 21 meshing therewith to rotate, thereby driving the screw rod 16 to rotate, and the rotation of the screw rod 16 causes the thread sleeve 17 meshing with the screw rod 16 to drive the moving block 7 to move, and the moving block 7 drives the second conveying rod 10 fixedly mounted on the moving block 7 to move, thereby adjusting the spacing between the first conveying rod 9 and the second conveying rod 10; so that the first conveying rod 9 and the second conveying rod 10 can convey PCB substrates of different sizes; at the same time, by controlling the rotation direction and rotation angle of the output shaft of the second motor 22, the moving direction and moving distance of the second conveying rod 10 can be controlled, thereby achieving fast and accurate adjustment of the spacing between the first conveying rod 9 and the second conveying rod 10.

[0026] The control method of the present invention is automatic control through a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0027] Although the present disclosure has been described in detail with reference to the exemplary embodiments, the present disclosure is not limited thereto, and it will be apparent to those skilled in the art that various modifications and changes may be made thereto without departing from the scope of the present disclosure.

Claims

1. A multifunctional speed-regulating high-precision placement machine mechanism, comprising a placement machine body (1), and a conveying device (2) fixedly installed in the placement machine body (1) for conveying PCB boards; It is characterized in that The conveying device (2) comprises a bottom plate (3); a plurality of transmission components fixedly arranged on the upper end of the bottom plate (3) and used to drive the PCB to move; a first conveying rod (9) and a second conveying rod (10) fixedly arranged on the upper ends of the plurality of transmission components and used to limit the position of the PCB; an adjustment component fixedly arranged on the transmission component and used to adjust the distance between the first conveying rod (9) and the second conveying rod (10); a second motor (22) fixedly arranged on one side of the bottom plate (3) and used to drive the adjustment component to work; a driving bevel gear (23) is fixedly connected to the rotation output shaft of the second motor (22); The transmission assembly comprises a first fixed block (4) and a second fixed block (5) fixedly mounted on both sides of the upper end surface of the base plate (3); a guide transmission rod (6) rotatably mounted between the first fixed block (4) and the second fixed block (5) via a bearing; a moving block (7) slidably mounted on the guide transmission rod (6) via a sliding sleeve (8); a first conveying rod (9) fixedly mounted on the upper end of the first fixed block (4); a second conveying rod (10) fixedly mounted on the upper end of the moving block (7); a fixed frame (11) fixedly mounted on one side of the lower end of the base plate (3); a first motor (12) fixedly mounted on the fixed frame (11); and a moving block (7) fixedly mounted on the first motor (12) to rotate. A driving synchronous wheel (13) on the output shaft; a driven synchronous wheel (14) fixedly mounted on one end of the guide transmission rod (6) close to the first motor (12); a synchronous belt (15) fixedly mounted on the driving synchronous wheel (13) and the driven synchronous wheel (14) for transmission connection; a driving pulley (18) rotatably mounted on the side opposite to the first fixed block (4) and the movable block (7) and circumferentially fixedly connected to the guide transmission rod (6); a plurality of driven pulleys (19) rotatably mounted on the side opposite to the first conveying rod (9) and the second conveying rod (10); and a conveyor belt (20) wound around the driving pulley (18) and the driven pulley (19) to form a conveying plane; The adjustment assembly comprises a screw rod (16) rotatably mounted between a first fixed block (4) and a second fixed block (5) via a bearing; a threaded sleeve (17) fixedly mounted on a movable block (7) and meshingly connected to the screw rod (16); a driven bevel gear (21) fixedly connected to an end of the screw rod (16) close to a second motor (22); two third fixed blocks (24) fixedly arranged on a side of the driven bevel gear close to the second motor (22); a transmission rod (25) rotatably mounted between the two third fixed blocks (24) via a bearing; and a first transmission bevel gear (26) and a second transmission bevel gear (27) fixedly connected to both ends of the transmission rod (25) and meshingly connected to the driving bevel gear (23) and the driven bevel gear (21) respectively.

2. A multifunctional speed-regulating high-precision placement machine mechanism according to claim 1, characterized in that: The transmission components are provided in three groups, which are respectively installed on the front section, the middle section and the rear section of the first conveying rod (9) and the second conveying rod (10).

3. A multifunctional speed-regulating high-precision placement machine mechanism according to claim 1, characterized in that: The adjustment components are provided in two groups, which are symmetrically arranged at the two ends of the first conveying rod (9) and the second conveying rod (10), and the two groups of adjustment components are driven by the second motor (22).

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