Chip mounter convenient to calibrate

Abstract

The utility model discloses a chip mounter convenient to calibrate, and relates to the technical field of chip mounters. Comprising a base, a workbench is integrally connected to the top of the base, a groove is formed in the workbench, two parallel conveying belts are arranged in the groove, a gap is formed between the two conveying belts, a baffle capable of penetrating through the gap is arranged on the inner wall of the bottom of the groove in a lifting mode, and a U-shaped fixing frame is fixedly connected to the top of the workbench; a groove is formed in the top of the workbench, a chip mounter is installed on the inner wall of the top of the fixing frame, guide mechanisms are arranged on the portions, located on the two sides of the groove, of the top of the workbench, movable grooves are formed in the portions, located on the two sides of the groove, of the top of the workbench, L-shaped movable rods are movably connected into the movable grooves, and the movable rods are connected with T-shaped push rods extending into the groove. According to the chip mounter convenient to calibrate, in the using process, through cooperation of the push rods on the two sides, substrates of different sizes can be stably located below the chip mounter, the chip mounter and the substrates can be aligned, and the accuracy of the chip mounting position is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of chip mounters, in particular to a chip mounter which is easy to calibrate. Background Art

[0002] Chip mounter: also known as "mounting machine" or "surface mount system" (Surface Mount System). In the production line, it is configured after the dispensing machine or screen printing machine. It is a device that accurately places surface mount components on the PCB pads by moving the mounting head. It is divided into manual and fully automatic. The fully automatic mounter is used to achieve high-speed, high-precision and fully automatic placement of components. It is the most critical and complex equipment in the entire SMT production. The mounter is the main equipment in the SMT production line.

[0003] When the existing placement machine is performing placement operations on the device, it can easily perform positioning and calibration on the same model of circuit boards. However, when placing circuit boards of different models and sizes, the operator is often required to manually repeatedly adjust and calibrate. If the calibration is not accurate, the placement machine will reduce the accuracy of the placement position when placing the circuit boards. Utility Model Content

[0004] The utility model provides a chip mounter which is easy to calibrate, so as to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a placement machine that is easy to calibrate, comprising a base, a workbench integrally connected to the top of the base, a groove provided on the workbench, two parallel conveyor belts provided in the groove, a gap formed between the two conveyor belts, a baffle that can pass through the gap and can be raised and lowered is provided on the bottom inner wall of the groove, a U-shaped fixed frame is fixedly connected to the top of the workbench, the placement machine is installed on the top inner wall of the fixed frame, guide mechanisms are provided on both sides of the groove at the top of the workbench, movable grooves are provided on both sides of the groove at the top of the workbench, an L-shaped movable rod is movably connected in the movable groove, and the movable rod is connected to a T-shaped push rod extending into the groove.

[0006] Furthermore, a cavity connected to the movable groove is formed inside the workbench, and the parts of the two movable rods located in the cavity are fixedly connected to fixed rods, and racks are provided on the relatively close sides of the fixed rods. The bottom inner wall of the cavity is rotatably connected to a rotating shaft located between the two fixed rods, and a gear meshing with the racks is sleeved on the rotating shaft.

[0007] Furthermore, an electric push rod having an output shaft connected to one of the movable rods is installed on one side of the fixed frame.

[0008] Furthermore, the guide mechanism includes a mounting frame and a guide rod. The mounting frame is mounted on the top of the workbench. A side of the mounting frame close to the groove is provided with an overall L-shaped guide rod.

[0009] Furthermore, one end of the guide rod is rotatably connected to the side wall of the installation frame, a slide groove is provided on the top of the installation frame, a slider is movably connected in the slide groove, and a connecting rod hinged to the guide rod is hinged on the top of the slider.

[0010] Furthermore, a strip groove communicating with the slide groove is formed on the surface of the installation frame, and a screw rod passing through the strip groove is fixedly connected to the side wall of the slide block, and a locking nut is threadedly connected to the screw rod.

[0011] Compared with the prior art, the utility model provides a placement machine that is easy to calibrate and has the following beneficial effects: during use, the placement machine that is easy to calibrate can, through the cooperation of the push rods on both sides, enable substrates of different sizes to be stably placed under the placement machine, so that the placement machine and the substrate can be aligned, thereby ensuring the accuracy of the placement position. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the utility model without the fixed frame;

[0014] Figure 3 It is a structural schematic diagram of the push rod of the utility model;

[0015] Figure 4 It is a structural schematic diagram of the guide rod of the utility model.

[0016] In the figure: 1. base; 2. workbench; 3. groove; 4. conveyor belt; 5. gap; 6. fixed frame; 7. guide mechanism; 8. movable groove; 9. movable rod; 10. push rod; 11. electric push rod; 12. fixed rod; 13. rack; 14. gear; 15. rotating shaft; 16. mounting frame; 17. guide rod; 18. slide groove; 19. slider; 20. connecting rod; 21. strip groove; 22. screw; 23. baffle. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1-4 The utility model discloses a placement machine which is easy to calibrate, comprising a base 1, a workbench 2 is integrally connected to the top of the base 1, a groove 3 is provided on the workbench 2, two parallel conveyor belts 4 are provided in the groove 3, a gap 5 is formed between the two conveyor belts 4, a baffle 23 which can pass through the gap 5 is provided on the bottom inner wall of the groove 3, a U-shaped fixed frame 6 is fixedly connected to the top of the workbench 2, a placement machine is installed on the top inner wall of the fixed frame 6, guide mechanisms 7 are provided on both sides of the groove 3 at the top of the workbench 2, movable grooves 8 are provided on both sides of the groove 3 at the top of the workbench 2, an L-shaped movable rod 9 is movably connected in the movable groove 8, and the movable rod 9 is connected to a T-shaped push rod 10 extending into the groove 3.

[0019] The bottom inner wall of the groove 3 can be installed with an electric telescopic rod whose output shaft is connected to the baffle 23. The baffle 23 can block the substrate to be mounted during the transportation process so that it is under the mounting machine. When the substrate is mounted, the baffle 23 drops and no longer blocks the substrate.

[0020] Specifically, a cavity connected to the movable groove 8 is formed inside the workbench 2, and the parts of the two movable rods 9 located in the cavity are fixedly connected to a fixed rod 12, and a rack 13 is provided on the relatively close side of the fixed rod 12. The bottom inner wall of the cavity is rotatably connected to a rotating shaft 15 located between the two fixed rods 12, and a gear 14 meshing with the rack 13 is sleeved on the rotating shaft 15.

[0021] An electric push rod 11 whose output shaft is connected to one of the movable rods 9 is installed on one side of the fixed frame 6 .

[0022] In this embodiment, when the electric push rod 11 pushes the movable rod 9 connected to it, the movable rod 9 can move in the movable groove 8, and the movable rod 9 can drive the fixed rod 12 to slide in the cavity. The two fixed rods 12 can move in opposite directions through the cooperation of the rack 13 and the gear 14, thereby enabling the two push rods 10 to push the substrate so that it is under the placement machine.

[0023] Specifically, the guide mechanism 7 includes a mounting frame 16 and a guide rod 17 . The mounting frame 16 is mounted on the top of the workbench 2 . A side of the mounting frame 16 close to the groove 3 is provided with an L-shaped guide rod 17 .

[0024] In this embodiment, when the substrate is transported on the conveyor belt 4 , the guide rod 17 can guide the transport of the substrate so that the substrate is located in the middle position between the two conveyor belts 4 .

[0025] Specifically, one end of the guide rod 17 is rotatably connected to the side wall of the installation frame 16 , a slide groove 18 is provided on the top of the installation frame 16 , a slider 19 is movably connected in the slide groove 18 , and a connecting rod 20 hinged to the guide rod 17 is hinged on the top of the slider 19 .

[0026] In this embodiment, the movement of the slider 19 in the slide groove 18 can drive the connecting rod 20 to adjust the angle of the guide rod 17 so as to guide substrates of different sizes.

[0027] Specifically, a strip groove 21 communicating with the slide groove 18 is formed on the surface of the installation frame 16 , and a screw rod 22 passing through the strip groove 21 is fixedly connected to the side wall of the slide block 19 , and a locking nut is threadedly connected to the screw rod 22 .

[0028] In this embodiment, when the locking nut is loosened, the screw 22 can slide along the groove 21, and the slider 19 can slide along the slide groove 18 to adjust the angle of the guide rod 17. When the locking nut is tightened, the screw 22 is limited, and the slider 19 cannot move along the slide groove 18. At this time, the position of the guide rod 17 is limited.

[0029] In summary, during use, the easy-to-calibrate SMT machine can, through the cooperation of the push rods 10 on both sides, enable substrates of different sizes to be stably placed under the SMT machine, so that the SMT machine and the substrate can be aligned to ensure the accuracy of the SMT position.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A chip mounter that is easy to calibrate, comprising a base (1), characterized in that: The top of the base (1) is integrally connected with a workbench (2), the workbench (2) is provided with a groove (3), two parallel conveyor belts (4) are provided in the groove (3), a gap (5) is formed between the two conveyor belts (4), the bottom inner wall of the groove (3) is provided with a baffle (23) that can pass through the gap (5) and can be raised and lowered, the top of the workbench (2) is fixedly connected with a U-shaped fixed frame (6), the top inner wall of the fixed frame (6) is installed with a placement machine, the top of the workbench (2) is located on both sides of the groove (3) and is provided with guide mechanisms (7), the top of the workbench (2) is located on both sides of the groove (3) and is provided with movable grooves (8), the movable groove (8) is movably connected with an L-shaped movable rod (9), and the movable rod (9) is connected with a T-shaped push rod (10) extending into the groove (3).

2. A chip mounter that is easy to calibrate according to claim 1, characterized in that: A cavity connected to the movable groove (8) is formed inside the workbench (2); the parts of the two movable rods (9) located in the cavity are fixedly connected to a fixed rod (12); a rack (13) is provided on the relatively close side of the fixed rod (12); a rotating shaft (15) located between the two fixed rods (12) is rotatably connected to the bottom inner wall of the cavity; a gear (14) meshing with the rack (13) is sleeved on the rotating shaft (15).

3. A chip mounter that is easy to calibrate according to claim 2, characterized in that: An electric push rod (11) whose output shaft is connected to one of the movable rods (9) is installed on one side of the fixed frame (6).

4. A chip mounter that is easy to calibrate according to claim 1, characterized in that: The guide mechanism (7) comprises a mounting frame (16) and a guide rod (17); the mounting frame (16) is mounted on the top of the workbench (2); and a guide rod (17) which is overall L-shaped is provided on one side of the mounting frame (16) close to the groove (3).

5. A chip mounter that is easy to calibrate according to claim 4, characterized in that: One end of the guide rod (17) is rotatably connected to the side wall of the installation frame (16); a slide groove (18) is provided on the top of the installation frame (16); a slider (19) is movably connected in the slide groove (18); and a connecting rod (20) is hinged on the top of the slider (19) and is hinged to the guide rod (17).

6. A chip mounter that is easy to calibrate according to claim 5, characterized in that: The surface of the installation frame (16) is provided with a strip groove (21) communicating with the slide groove (18); the side wall of the sliding block (19) is fixedly connected to a screw rod (22) passing through the strip groove (21); and the screw rod (22) is threadedly connected to a locking nut.

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