PCB soldering machine

Abstract

The utility model discloses a PCB (printed circuit board) soldering machine which comprises a bottom frame, a plurality of circuit board bodies and a plurality of three-axis linear modules, a gear box is fixedly connected to the upper surface of the bottom frame, a servo motor is fixedly connected to the upper surface of the bottom frame, one end of an output shaft of the servo motor is fixed with one end of an input shaft of the gear box, and the other end of the output shaft of the gear box is fixed with the three-axis linear modules. A tin soldering assembly is arranged on one side of the three-axis linear module, a rotating disc is movably connected to the outer wall of the top of the gearbox, a plurality of through holes are formed in the rotating disc, a plurality of molds are fixedly connected to the upper surface of the rotating disc, receding holes are formed in the bottoms of the molds, and the receding holes communicate with the through holes. And a placing groove is formed in the mold. According to the utility model, the tin soldering efficiency can be improved, the position of the tin soldering head can be adjusted and fixed, and a worker can conveniently and quickly install the circuit board body in the die through the positioning hole.

Description

TECHNICAL FIELD

[0001] The utility model relates to soldering machine technical field especially relates to a PCB soldering machine. BACKGROUND

[0002] PCB is the abbreviation of printed circuit board, is important electronic component, is the support body of electronic components, is the carrier of electronic components electrical interconnection.

[0003] Through the search, the PCB board soldering machine of the announcement number for CN220217026U can detect in time to the PCB board after soldering, carries out the repair welding to the unqualified, reduces the rate of defective products, thereby reduces the rework cost, however, it can only carry out single soldering each time, and the placement and disassembly will occupy time, leads to the low soldering efficiency. SUMMARY

[0004] The utility model discloses a PCB soldering machine that solves the shortcomings in the prior art.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of PCB soldering machine, including chassis, multiple circuit board bodies and multiple three-axis linear modules, the upper surface of the chassis is fixedly connected with gear box, the upper surface of the chassis is fixedly connected with servo motor, the output shaft of servo motor one end is fixed with the input shaft of gear box one end, the one side of three-axis linear module is equipped with soldering assembly, the top outer wall of gear box is movably connected with carousel, multiple through holes are arranged in the inside of carousel, the upper surface of carousel is fixedly connected with multiple molds, the bottom of multiple molds is all equipped with avoid hole, and avoid hole is communicated with through hole, the inside of mold is equipped with placing groove, and circuit board body is arranged in the inside of placing groove, the upper surface of chassis is fixedly connected with cylinder, the one end of cylinder piston rod is fixed with push head by bolt, and push head can be contacted with circuit board body by passing avoid hole.

[0007] As a further scheme of the utility model, the soldering assembly includes a clamping block, which is fixed on the movable end of the three-axis linear module by bolts, an arc-shaped frame is arranged on the outer side of the clamping block, and the arc-shaped frame and the clamping block are fixed by detachable screws, an installation frame is fixedly connected to one side of the arc-shaped frame, and a soldering head is fixedly connected to one side of the installation frame.

[0008] As a further scheme of the utility model, two positioning holes are arranged in the inside of the circuit board body, and two positioning columns are fixedly connected to the top of the mold.

[0009] As a further scheme of the utility model, the positioning column is inserted into the corresponding positioning hole.

[0010] As a further scheme of the utility model, the top outer wall of the chassis is fixedly connected with two support frames, and a camera is installed at the top end of the support frame.

[0011] As a further scheme of the utility model, the camera is located above the mold.

[0012] As a further scheme of the utility model, the placing groove is in communication with the avoiding hole.

[0013] The utility model has the advantages of:

[0014] 1. The utility model simultaneously works on soldering multiple circuit board bodies, and the staff can place the circuit board body in the empty placing groove, so that the placing and dismounting time is reduced, the soldering efficiency is improved, and the use effect of the device is improved.

[0015] 2. The utility model is provided with the soldering assembly, so that the position between the arc-shaped frame and the clamping block is adjusted and fixed, the soldering angle of the soldering head is adjusted and fixed, and the flexibility of the device is improved.

[0016] 3. The utility model is provided with the positioning hole and the positioning column, which are used in cooperation, so that the staff can quickly and stably position and install the circuit board body in the mold, and the device is convenient to dismount, and the installation effect is improved. DRAWINGS

[0017] Figure 1 A three-dimensional structure schematic diagram of a PCB soldering machine is provided for the utility model;

[0018] Figure 2 A local enlarged structure schematic diagram of a PCB soldering machine is provided for the utility model;

[0019] Figure 3 A local sectional structure schematic diagram of a PCB soldering machine is provided for the utility model;

[0020] Figure 4 A local sectional structure schematic diagram of a PCB soldering machine is provided for the utility model;

[0021] Figure 5 A three-axis linear module enlarged structure schematic diagram of a PCB soldering machine is provided for the utility model.

[0022] In the figure: 1, the chassis; 2, gear box; 3, cylinder; 4, push head; 5, camera; 6, mold; 7, turntable; 8, three-axis linear module; 9, through hole; 10, servo motor; 11, avoid hole; 12, placing groove; 13, circuit board body; 14, positioning hole; 15, positioning column; 16, arc frame; 17, clamping block; 18, mounting frame; 19, soldering head. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. The described embodiments are only part of the embodiments of the utility model, not 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 scope of protection of the utility model.

[0024] Referring to Figures 1-5 A PCB soldering machine, including chassis 1, a plurality of circuit board bodies 13 and a plurality of three-axis linear modules 8, the upper surface of chassis 1 is fixed with gear box 2 through bolts, the upper surface of chassis 1 is fixed with servo motor 10 through bolts, the output shaft of servo motor 10 is fixed with the input shaft of gear box 2 at one end, one side of three-axis linear module 8 is provided with soldering assembly, the top outer wall of gear box 2 is rotatably connected with turntable 7, a plurality of through holes 9 are formed in the inside of turntable 7, a plurality of molds 6 are fixed on the upper surface of turntable 7 through bolts, the bottom of a plurality of molds 6 is provided with avoid hole 11, and avoid hole 11 is communicated with through hole 9, placing groove 12 is formed in the inside of mold 6, and circuit board body 13 is arranged in the inside of placing groove 12, a plurality of circuit board bodies 13 are placed in placing groove 12 respectively, so that soldering assembly is soldered to the circuit board body 13 close to its position, after soldering, servo motor 10 rotates through gear box 2 to make turntable 7 rotate, so that mold 6 moves, and then the circuit board body 13 not completed soldering moves gradually under the corresponding soldering assembly, the completed soldering circuit board assembly gradually moves away from three-axis linear module 8, the upper surface of chassis 1 is fixed with cylinder 3 through bolts, the piston rod of cylinder 3 is fixed with push head 4 at one end through bolts, and push head 4 can pass through through hole 9 and avoid hole 11 and contact with circuit board body 13, cylinder 3 is elongated to make push head 4 push circuit board body 13 to move upwards through avoid hole 11, until it moves out of placing groove 12, and then it is convenient to take and store circuit board body 13 subsequently.

[0025] The utility model discloses, need explanation is, soldering assembly includes clamping block 17, and clamping block 17 is fixed in the movable end of three axis linear module 8 through bolt, and the outside of clamping block 17 is equipped with arc type frame 16, and arc type frame 16 is fixed through detachable screw between clamping block 17, and one side of arc type frame 16 is fixed with mounting bracket 18 through bolt, and one side of mounting bracket 18 is fixed with soldering head 19 through bolt, and the position of arc type frame 16 is removed, makes it along with clamping block 17 removes, until mounting bracket 18 drives the removal of soldering head 19 to the position that needs, then through screw makes arc type frame 16 with clamping block 17 between get fixed, further make soldering head 19 tin soldering angle get adjustment and fixed, and the inside of circuit board body 13 is equipped with two positioning holes 14, and the top of mould 6 is welded with two positioning columns 15, and positioning column 15 is inserted with its corresponding positioning hole 14, through the cooperation of positioning hole 14 and positioning column 15, the staff is conveniently positioned and installed in mould 6 in the quick circuit board body 13 of stable, and the top outer wall of bottom frame 1 is fixed with two support frames through bolt, and the top of support frame is equipped with camera 5, and camera 5 is located above mould 6, and camera 5 is convenient for the camera detection of tin soldering finished circuit board body 13, and the placing groove 12 is communicated with the avoidance hole 11.

[0026] Working principle: when needing to tin solder multiple circuit board bodies 13 simultaneously, first place multiple circuit board bodies 13 into the placing grooves 12 respectively, so that the soldering assembly tins the circuit board bodies 13 close to the positions, after tin soldering, start the servo motor 10, the servo motor 10 rotates to drive the rotating disc 7 to rotate through the gear box 2, so that the mould 6 moves, and the staff can place the circuit board bodies 13 into the empty placing grooves 12 during the rotation of the rotating disc 7, so that the circuit board bodies 13 not yet tinned are moved to below the corresponding tin soldering assemblies, and the tin soldering completed circuit board assemblies are away from the three-axis linear module 8, then the cylinder 3 is elongated to drive the push head 4 to push the circuit board bodies 13 upwards through the avoidance hole 11, until the circuit board bodies 13 are moved out of the placing grooves 12, so that the subsequent circuit board bodies 13 are conveniently taken and stored, and the camera 5 is convenient for the camera detection of the tin soldering completed circuit board bodies 13.

[0027] Finally, it should be pointed out that: for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A PCB soldering machine, comprising a chassis (1), a plurality of circuit board bodies (13) and a plurality of three-axis linear modules (8), the upper surface of the chassis (1) is fixedly connected with a gear box (2), the upper surface of the chassis (1) is fixedly connected with a servo motor (10), one end of the output shaft of the servo motor (10) is fixed with one end of the input shaft of the gear box (2), characterized in that, One side of the three-axis linear module (8) is provided with a soldering assembly, the top outer wall of the gear box (2) is movably connected with a rotating disc (7), a plurality of through holes (9) are formed in the rotating disc (7), a plurality of molds (6) are fixedly connected to the upper surface of the rotating disc (7), the bottom of each mold (6) is provided with an avoiding hole (11) in communication with the through hole (9), a placing groove (12) is formed in the mold (6), and a circuit board body (13) is arranged in the placing groove (12), the upper surface of the bottom frame (1) is fixedly connected with a gas cylinder (3), one end of the piston rod of the gas cylinder (3) is fixedly connected with a push head (4) through bolts, and the push head (4) can contact the circuit board body (13) through the avoiding hole (11).

2. The PCB soldering machine according to claim 1, wherein, The soldering assembly comprises a clamping block (17), the clamping block (17) is fixedly connected to the movable end of the three-axis linear module (8) through bolts, the outer side of the clamping block (17) is provided with an arc-shaped frame (16), and the arc-shaped frame (16) and the clamping block (17) are fixedly connected through detachable screws, one side of the arc-shaped frame (16) is fixedly connected with a mounting frame (18), and one side of the mounting frame (18) is fixedly connected with a soldering head (19).

3. The PCB soldering machine according to claim 1, wherein, The circuit board body (13) is provided with two positioning holes (14) in the inside, and the top of the mold (6) is fixedly connected with two positioning columns (15).

4. The PCB soldering machine according to claim 3, wherein, The positioning column (15) is inserted into the corresponding positioning hole (14).

5. The PCB soldering machine according to claim 1, wherein, The top outer wall of the bottom frame (1) is fixedly connected with two supporting frames, and the top end of each supporting frame is provided with a camera (5).

6. The PCB soldering machine according to claim 5, wherein, The camera (5) is located above the mold (6).

7. The PCB soldering machine of claim 1, wherein, The placing groove (12) is in communication with the avoiding hole (11).

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