Electronic component clamping device of SMT chip mounter

Abstract

The utility model relates to an electronic component clamping device of SMT chip mounter, it includes fixed mount, connecting rod no. 1 and adsorption subassembly, the connecting rod no. 1 is provided four groups, the four groups of connecting rod no. 1 are hinged to the four corners of fixed mount, adsorption subassembly includes vacuum pump, hose, solenoid valve and suction cup no. The four sets of suction cups are arranged at the end of the first connecting rod, the suction cups are connected with the electromagnetic valve through the hoses, the electromagnetic valve is connected with the vacuum pump, the first connecting rod is matched with the second connecting rod, the positions of the suction cups can be adjusted, and therefore adaptation to PCBs of different sizes can be achieved, the backs of the PCBs are adsorbed through the vacuum pump and the suction cups, and therefore the PCBs can be conveniently and rapidly adsorbed. In this way, clamping of the PCB can be improved, and the risk of damage to the PCB in the clamping process is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of electronic component's fixed, especially electronic component's clamping and fixing device of SMT chip mounter. BACKGROUND

[0002] SMT is a kind of surface mount technology, it is the popular technology and process in electronic assembly industry, SMT chip is based on PCB, first, soldering material tin paste is printed to the pad of PCB bare board then, electronic component is mounted to the pad of PCB bare board using chip mounter, then, PCB board is sent into reflow soldering, and welding is carried out, SMT chip is just through a pass of procedure, electronic component is mounted to the PCB bare board.

[0003] When mounting electronic component to the pad of PCB bare board, PCB board needs to be fixed, and the existing clamping and fixing device can easily cause damage to PCB board, and most of them cannot be freely adjusted, so that different sizes of electronic component boards cannot be adapted. INVENTION CONTENTS

[0004] To solve the above technical problems, the utility model provides a kind of electronic component clamping and fixing device of SMT chip mounter.

[0005] The utility model provides a kind of electronic component clamping and fixing device of SMT chip mounter adopts following technical scheme:

[0006] A kind of electronic component clamping and fixing device of SMT chip mounter, including fixed frame, connecting rod one and suction assembly, the connecting rod one is provided with four groups, four groups the connecting rod one is hinged in the four corners of the fixed frame, the suction assembly includes vacuum pump, hose, solenoid valve and suction disc, the suction disc is provided with four groups, four groups the suction disc is set in the end of the connecting rod one, the suction disc is connected with the solenoid valve by the hose, the solenoid valve is connected with the vacuum pump.

[0007] Optionally, it further includes connecting rod two, the connecting rod two is provided with four groups, one end of four groups the connecting rod two is hinged with the end of the connecting rod one, and the suction disc is arranged on the other end of the connecting rod two.

[0008] Optionally, it further includes connecting rod two, the connecting rod two is provided with four groups, one end of four groups the connecting rod two is hinged with the end of the connecting rod one, and the suction disc is arranged on the other end of the connecting rod two.

[0009] Optionally, the length of the connecting rod one is longer than the length of the connecting rod two.

[0010] Optionally, the suction disc is provided with an elastic rubber pad.

[0011] Optionally, a fixing plate is arranged on the fixing frame, and the electromagnetic valve and the vacuum pump are arranged on the fixing plate.

[0012] In summary, the utility model has at least one of the following beneficial technical effects:

[0013] 1. The cooperation of the first connecting rod and the second connecting rod can adjust the position of the suction cup, so that the adaptation to different sizes of PCBs is realized, and the back of the PCB is adsorbed by the vacuum pump and the suction cup, so that the clamping of the PCB is improved, and the risk of damage in the clamping process is reduced.

[0014] 2. The electromagnetic valve and the vacuum pump are arranged on the fixing plate, and the elastic rubber pad is arranged on the suction cup, so that the damage of the PCB is further prevented. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic view of an electronic component clamping device of an SMT chip mounter.

[0016] The reference signs are as follows: 1, fixing frame; 2, first connecting rod; 3, second connecting rod; 4, adsorption assembly; 41, vacuum pump; 42, hose; 43, electromagnetic valve; 44, suction cup; 45, elastic rubber pad; 5, fixing plate. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0018] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0019] In addition, the meaning of "several" is at least two, for example, two, three, etc., unless otherwise explicitly and specifically limited.

[0020] The utility model discloses an electronic component clamping device of SMT chip mounter. Refer to Figure 1 A kind of electronic component clamping device of SMT chip mounter including fixed frame 1, connecting rod one 2, connecting rod two 3 and suction assembly 4, connecting rod one 2 is provided with four groups, four groups connecting rod one 2 is hinged in the four corners of fixed frame 1, connecting rod two 3 is provided with four groups, one end of four groups connecting rod two 3 and the end of connecting rod one 2 are hinged, suction assembly 4 includes vacuum pump 41, hose 42, electromagnetic valve 43 and suction disc 44, suction disc 44 is provided with four groups, four groups suction disc 44 are arranged at the end of connecting rod two 3, suction disc 44 is connected with electromagnetic valve 43 by hose 42, electromagnetic valve 43 is connected with vacuum pump 41, hose 42 is specifically corrugated pipe hose 42, and the length of corrugated hose 42 is freely adjusted, by this design, the cooperation of connecting rod one 2 and connecting rod two 3 can adjust the position of suction disc 44, to realize the adaptation to different size PCB board, and, vacuum pump 41 and suction disc 44 are used to the suction of the back of PCB board, this mode can improve the clamping of PCB board, reduce the risk of damage in the process of PCB clamping.

[0021] The length of connecting rod one 2 is longer than the length of the connecting rod two 3, fixed plate 5 is arranged on fixed frame 1, electromagnetic valve 43 and vacuum pump 41 are arranged on fixed plate 5, and elastic rubber pad 45 is arranged on suction disc 44, and the elastic rubber pad 45 is arranged, to further prevent PCB board damage.

[0022] The above are preferred embodiments of the utility model, not limit the protection scope of the utility model accordingly, so: equivalent changes made according to the structure, shape, principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. An electronic component clamping device for an SMT pick-and-place machine, characterized by: The utility model relates to a kind of vacuum adsorption device, including fixed frame (1), connecting rod one (2) and adsorption assembly (4), the connecting rod one (2) is provided with four groups, four groups the connecting rod one (2) is hinged in the four corners of the fixed frame (1), the adsorption assembly (4) includes vacuum pump (41), hose (42), solenoid valve (43) and suction cup (44), the suction cup (44) is provided with four groups, four groups the suction cup (44) is arranged at the end of the connecting rod one (2), the suction cup (44) is connected with the solenoid valve (43) by the hose (42), the solenoid valve (43) is connected with the vacuum pump (41).

2. The electronic component clamping device of claim 1, wherein: Also including connecting rod two (3), the connecting rod two (3) is provided with four groups, four groups one end of the connecting rod two (3) is hinged with the end of the connecting rod one (2), and the suction cup (44) is arranged at the other end of the connecting rod two (3).

3. The electronic component clamping device of claim 1, wherein: The hose (42) is specifically corrugated tube hose, and the length of the corrugated tube hose is freely adjusted.

4. The electronic component clamping device of claim 2, wherein: The length of the connecting rod one (2) is longer than the length of the connecting rod two (3).

5. The electronic component clamping device for an SMT placement machine according to claim 1, characterized in that: The suction cup (44) is provided with an elastic rubber pad (45).

6. The electronic component clamping device of claim 1, wherein: The fixed frame (1) is provided with a fixed plate (5), and the solenoid valve (43) and the vacuum pump (41) are arranged on the fixed plate (5).

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