Double-pickup mechanism

Abstract

A double-pickup mechanism comprises a fixing base, a voice coil motor and a corner motor are installed on the fixing base, a connecting piece is installed at the output end of the voice coil motor, a hollow spline shaft is installed on the connecting piece through a bearing, a first synchronous belt wheel is installed on the hollow spline shaft in a sliding mode and rotationally installed on the fixing base, and the lower end of the hollow spline shaft is connected with a suction nozzle. The upper end of the hollow spline shaft is connected with an air pipe; a second synchronous belt wheel is installed at the output end of the corner motor and connected with the first synchronous belt wheel through a synchronous belt. The second synchronous belt wheel is connected with the two first synchronous belt wheels through a synchronous belt, the second synchronous belt wheel is driven to rotate through the corner motor, then the two first synchronous belt wheels are driven to rotate, synchronous rotation of the two suction nozzles is achieved, the voice coil motor can drive the two connecting pieces to move longitudinally, and then the two hollow spline shafts are driven to move longitudinally. Longitudinal movement of the two suction nozzles is achieved, two chips are picked up at the same time, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the chip manufacturing field especially designs a pick -up mechanism of chip mounter. BACKGROUND

[0002] The rapid development of chip manufacturing industry and the production demand of high-precision chip mounter high precision, high efficiency are increasingly strict high-precision chip mounter welding head structure's technical research and development became the important direction of industry development. In the chip processing process is through the chip mounter pick -up chip reaches the specified position and processes the chip, the pick -up mechanism of current chip mounter can only pick up one chip once, and the production efficiency is low. SUMMARY

[0003] In order to solve the technical problem that the pick -up mechanism of chip mounter can only pick up one chip once in prior art and leads to low production efficiency, the utility model provides a double pick -up mechanism.

[0004] The utility model discloses the technical scheme adopted for realizing the above-mentioned purpose is:

[0005] A double pick -up mechanism, including fixed seat, the fixed seat installs voice coil motor and corner motor, the output end of voice coil motor installs connecting piece, and hollow spline shaft is installed on connecting piece through bearing, and synchronous pulley no. 1 is slidably installed on hollow spline shaft, and synchronous pulley no. 1 is rotatably installed on fixed seat, and the lower end of hollow spline shaft is connected to suction nozzle, and the upper end of hollow spline shaft is connected to air pipe;The output end of corner motor installs synchronous pulley no. 2, and synchronous pulley no. 2 is connected with synchronous pulley no. 1 through synchronous belt.

[0006] Preferably, the connecting piece is provided with a grating ruler, the fixed seat is provided with a grating ruler head fixing frame, and the grating ruler head fixing frame is provided with a grating ruler head matched with the grating ruler.

[0007] Preferably, the fixed seat is provided with a voice coil motor support, the top of the voice coil motor support is provided with a voice coil motor fixing plate, the bottom of the voice coil motor fixing plate is provided with a voice coil motor fixing block, and the voice coil motor is installed at the bottom of the voice coil motor fixing block.

[0008] Preferably, the sidewall of the voice coil motor support is provided with a guide rail, and the connecting piece is slidably installed on the guide rail.

[0009] Preferably, the fixed seat is provided with a pressing support, and the pressing support is provided with a tensioning pulley matched with the synchronous belt.

[0010] Preferably, the fixed seat is provided with a synchronous pulley mounting groove, and the synchronous pulley no. 1 is rotatably installed in the synchronous pulley mounting groove.

[0011] Preferably, the lower end of the hollow spline shaft is connected with the suction nozzle through the suction nozzle seat, the upper end of the hollow spline shaft is installed with the floating joint, the upper end of the floating joint is installed with the tracheal joint three, and the floating joint is connected with the trachea through the tracheal joint three.

[0012] Preferably, the fixed seat is installed with the fixed frame, the trachea is connected with the fixed frame through the tracheal joint two, and the tracheal joint one in communication with the trachea is installed on the fixed frame.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The two synchronous pulleys one are connected with the two synchronous pulleys two through the synchronous belt, the synchronous pulley two is driven to rotate through the corner motor, and then the two synchronous pulleys one are synchronously rotated, synchronous rotation of the two suction nozzles is realized, the two connecting pieces are longitudinally moved through the voice coil motor, and then the two hollow spline shafts are longitudinally moved, longitudinal movement of the two suction nozzles is realized, the two chips can be simultaneously picked up, and the production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 The utility model discloses a first perspective solid drawing of double pickup mechanism.

[0016] Fig. 2 The utility model discloses a second perspective solid drawing of double pickup mechanism.

[0017] In the drawing: 1, suction nozzle;2, suction nozzle seat;3, synchronous pulley one;4, bearing;5, grating ruler head fixed frame;6, grating ruler head;7, fixed seat;8, grating ruler;9, voice coil motor;10, voice coil motor fixed block;11, fixed frame;12, tracheal joint one;13, tracheal joint two;14, corner motor;15, trachea;16, guide rail;17, tracheal joint three;18, floating joint;19, connecting piece;20, hollow spline shaft;21, pressing mechanism;22, synchronous belt;23, synchronous pulley two;24, pressing support;25, tension pulley;26, voice coil motor support;27, voice coil motor fixed plate;28, installation slot. PREFERRED EMBODIMENT

[0018] The utility model provides a double pickup mechanism, like Figs. 1-2As shown, including the fixed seat 7, the fixed seat 7 on the installation of voice coil motor bracket 26, the top of voice coil motor bracket 26 installs voice coil motor fixed plate 27, the bottom of voice coil motor fixed plate 27 and the two sides of voice coil motor bracket 26 are installed voice coil motor fixed block 10, the bottom of two voice coil motor fixed block 10 is installed voice coil motor 9, the output end of voice coil motor 9 is installed connecting piece 19, connecting piece 19 is installed through bearing 4 hollow spline shaft 20, the lower end of hollow spline shaft 20 is connected to suction nozzle 1, the upper end of hollow spline shaft 20 is connected to air pipe 15, the longitudinal movement of connecting piece 19 is driven by voice coil motor 9, and the longitudinal movement of hollow spline shaft 20 is driven, so that the longitudinal movement of suction nozzle 1 is realized to pick up the chip.

[0019] The sidewall of voice coil motor bracket 26 is installed with guide rail 16, and connecting piece 19 is slidably installed on guide rail 16. Guide rail 16 guides connecting piece 19, improving the stability of connecting piece 19 during longitudinal movement. Grating ruler 8 is installed on connecting piece 19, grating ruler head fixing frame 5 is installed on fixed seat 7, grating ruler head 6 cooperating with grating ruler 8 is installed on grating ruler head fixing frame 5. Grating ruler 8 is moved when connecting piece 19 moves longitudinally. The longitudinal movement distance of connecting piece 19 is obtained by the cooperation of grating ruler head 6 and grating ruler 8, and the longitudinal movement distance of suction nozzle 1 is obtained, so as to realize the monitoring of the longitudinal movement of suction nozzle 1.

[0020] Corner motor 14 is installed on fixed seat 7, synchronous pulley two 23 is installed on the output end of corner motor 14, synchronous pulley one 3 is slidably installed on hollow spline shaft 20, synchronous pulley mounting groove 28 is provided on fixed seat 7, synchronous pulley one 3 is rotatably installed in synchronous pulley mounting groove 28, synchronous pulley two 23 is connected with synchronous pulley one 3 through synchronous belt 22, corner motor 14 drives synchronous pulley two 23 to rotate, synchronous pulley 23 drives two synchronous pulley one 3 to rotate synchronously through synchronous belt 22, realizing the synchronous rotation of two hollow spline shafts 20, and further realizing the synchronous rotation of two suction nozzles 1.

[0021] Compression mechanism 21 is installed on fixed seat 7, compression mechanism 21 includes compression bracket 24 and tensioner 25, compression bracket 24 is installed on fixed seat 7, tensioner 25 is installed on compression bracket 24 for tensioning synchronous belt 22.

[0022] The lower end of the hollow spline shaft 20 is connected with the suction nozzle 1 through the suction nozzle seat 2, the upper end of the hollow spline shaft 20 is installed with the floating joint 18, the upper end of the floating joint 18 is installed with the tracheal joint three 17, the floating joint 18 is connected with the trachea 15 through the tracheal joint three 17, the fixed seat 7 is installed with the fixed frame 11, the trachea 15 is connected with the fixed frame 11 through the tracheal joint two 13, the fixed frame 11 is installed with the tracheal joint one 12 which is communicated with the trachea 15; the tracheal joint one 12 is connected with the external gas source, when the external gas source inhales, the gas successively passes through the suction nozzle 1, the hollow spline shaft 20, the floating joint 18, the trachea 15, the fixed frame 11, and finally enters the external gas source through the tracheal joint one 12, at this time, the suction nozzle 1 inhales to realize the pickup of the chip.

Claims

1. A dual pick-up mechanism characterized in that, The fixed seat (7) is provided with a voice coil motor (9) and a corner motor (14), the output end of the voice coil motor (9) is provided with a connecting piece (19), the hollow spline shaft (20) is installed on the connecting piece (19) through a bearing (4), the synchronous pulley one (3) is slidably installed on the hollow spline shaft (20), the synchronous pulley one (3) is rotatably installed on the fixed seat (7), the lower end of the hollow spline shaft (20) is connected with the suction nozzle (1), and the upper end of the hollow spline shaft (20) is connected with the air pipe (15); the output end of the corner motor (14) is provided with a synchronous pulley two (23), and the synchronous pulley two (23) is connected with the synchronous pulley one (3) through a synchronous belt (22).

2. A dual pick-up mechanism according to claim 1, wherein The connecting piece (19) is provided with a grating ruler (8), the fixed seat (7) is provided with a grating ruler head fixing frame (5), and the grating ruler head (6) matched with the grating ruler (8) is installed on the grating ruler head fixing frame (5).

3. A dual pick-up mechanism according to claim 2, wherein, The fixed seat (7) is provided with a voice coil motor support (26), the top of the voice coil motor support (26) is provided with a voice coil motor fixing plate (27), the bottom of the voice coil motor fixing plate (27) is provided with a voice coil motor fixing block (10), and the voice coil motor (9) is installed on the bottom of the voice coil motor fixing block (10).

4. A dual pick-up mechanism according to claim 3, wherein, The side wall of the voice coil motor support (26) is provided with a guide rail (16), and the connecting piece (19) is slidably installed on the guide rail (16).

5. A dual pick-up mechanism according to claim 1, wherein The fixed seat (7) is provided with a pressing support (24), and the pressing support (24) is provided with a tension pulley (25) matched with the synchronous belt (22).

6. A dual pick-up mechanism according to claim 1, wherein The fixed seat (7) is provided with a synchronous pulley mounting groove (28), and the synchronous pulley one (3) is rotatably installed in the synchronous pulley mounting groove (28).

7. A dual pick-up mechanism according to claim 1, wherein The lower end of the hollow spline shaft (20) is connected with the suction nozzle (1) through a suction nozzle seat (2), the upper end of the hollow spline shaft (20) is provided with a floating joint (18), the upper end of the floating joint (18) is provided with an air pipe joint three (17), and the floating joint (18) is connected with the air pipe (15) through the air pipe joint three (17).

8. A dual pick-up mechanism according to claim 1, wherein The fixed seat (7) is provided with a fixed frame (11), the air pipe (15) is connected with the fixed frame (11) through an air pipe joint two (13), and the fixed frame (11) is provided with an air pipe joint one (12) communicated with the air pipe (15).

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