CN113909618A

CN113909618A - Automatic soldering tin machine with cut foot function

Info

Publication number: CN113909618A
Application number: CN202111489525.2A
Authority: CN
Inventors: 陈文臣; 洪攀; 黄金; 李呈森; 曹建旺
Original assignee: Zhejiang Liancheng Environmental Technology Co ltd
Current assignee: Zhejiang Liancheng Environmental Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-01-11

Abstract

The invention discloses an automatic tin soldering machine with a pin cutting function, which comprises a main body, wherein the main body comprises a placing table, a moving member is connected on the placing table in a sliding manner, a tin soldering body is arranged on the moving member, the body is electrically connected with a welding head, a shearing assembly is arranged on one side of the welding head, the shearing assembly comprises a motor, a first cutter body, a second cutter body, a pull rope and a first elastic part, the first cutter body and the second cutter body are rotationally connected, one sides of the first cutter body and the second cutter body are connected through the pull rope, the first elastic part is arranged on one side of the pull rope, and a detection assembly is arranged on an output shaft of the motor, so that when welding pins with different thicknesses and used for welding wires with different diameters are adopted, the adaption of the welding wires with different diameters is realized, the automation degree is higher, the use is stable, and the connection between elements and a circuit board is more stable.

Description

Automatic soldering tin machine with cut foot function

Technical Field

The invention relates to the technical field of soldering tin, in particular to an automatic soldering tin machine with a pin shearing function.

Background

Automatic soldering tin machine is an automatic soldering tin welding equipment, in battery production, a large amount of circuit board soldering tin all accomplish through automatic soldering tin machine, in operation need weld various electronic component to the circuit board that can be used for in the battery on the circuit board is formed through the soldering tin, current soldering tin machine's function is comparatively single, can only carry out the soldering tin function, and the foot of component needs the process of next step to cut the processing, waste time and efficiency are not high, the thickness of component foot simultaneously is different, and the component foot of different thickness needs the welding wire of different diameters to carry out soldering tin, consequently when being directed against different thickness component feet, the shearing force should adapt to the modification, in order to avoid appearing, thinner component foot is popped away in the shearing, cause component and circuit board to connect unstably.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an automatic tin soldering machine with a pin shearing function

In order to solve the technical problems, the invention is solved by the following technical scheme: an automatic tin soldering machine with a pin shearing function comprises a main body, wherein the main body comprises a placing table, a moving member is slidably connected on the placing table, a tin soldering body is arranged on the moving member, the body is electrically connected with a welding head, a shearing assembly is arranged on one side of the welding head, the shearing assembly comprises a motor, a first cutter body, a second cutter body, a pull rope and a first elastic member, the first cutter body and the second cutter body are rotatably connected, one side of the first cutter body and one side of the second cutter body are connected through the pull rope, the first elastic member is arranged on one side of the pull rope, a detection assembly is arranged on an output shaft of the motor, the detection assembly comprises a connecting plate, a second elastic member, a sliding plate, a connecting rod, a ball screw rod, a rotating rod, a first thread and a second thread which are arranged on the rotating rod and are opposite in direction, the first clamping block and the second clamping block are arranged on the threads, and the rotating rod is connected with the ball screw rod, the ball screw is provided with a ball screw nut, the ball screw nut is connected with the connecting rod through an extension rod, the connecting plate is provided with a sliding plate in a sliding mode, the sliding plate is connected with the connecting plate through a second elastic piece, and the connecting rod is connected with the ball screw nut.

In the above scheme, it is preferable that the body is provided with a fixing plate, the two ends of the fixing plate are provided with a first folded plate and a second folded plate, the lifting rod is provided with the body, the lifting rod is provided with a fixing block, the fixing block is provided with the welding head, and when the lifting rod drives the fixing block to move, the fixing block slides on the fixing plate.

In the above scheme, preferably, a guide tube is arranged on the first folding plate, a moving assembly is arranged in the first folding plate, the moving assembly includes a gear, a first rack and a second rack, the gear is rotatably connected in the first folding plate, the first rack is connected to one side of the gear in a meshed manner, the first rack is connected to the fixed block, and the second rack is connected to the other side of the gear in a meshed manner.

In the above scheme, it is preferable that a control assembly is arranged on one side of the first folding plate, the control assembly comprises a cylinder body, a first rod and a second rod are arranged in the cylinder body in a crossed mode, a fixed wheel is arranged at the bottom of the first rod and the bottom of the second rod, a first inclined rod is arranged on the first rod, a second inclined rod is arranged on the second rod, a cover body is arranged above the cylinder body in a sliding mode, a third inclined rod matched with the first inclined rod and a fourth inclined rod matched with the second inclined rod are arranged in the cover body, a third elastic piece is arranged between the first rod and the second rod, and the cover body is connected with the second rack.

In the above aspect, preferably, a first switch is disposed below the first rack, and the first switch controls the electromagnet.

In the above aspect, preferably, the first switch is a time relay.

In the foregoing aspect, preferably, the motor is a dc motor.

The invention has the beneficial effects that: set up the shearing module in the main part, through cooperation control assembly and removal subassembly, the realization can be sent into to bonding tool one side automatically at the welding wire, realize the process of automatic soldering tin, the bonding tool is after accomplishing work at every turn simultaneously, can cooperate first switch to trigger, after accomplishing soldering tin, cut the component foot, the diameter change of welding wire is judged through detecting element to the shearing force simultaneously, when making different thickness component feet of welding and adaptation use the welding wire of different diameters, realize the adaptation of shearing force, degree of automation is higher, stable in use, and the connection between component and the circuit board is more stable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a side view of the present invention.

FIG. 3 is a schematic view of a soldering machine body according to the present invention.

FIG. 4 is a cross-sectional view of a shear assembly of the present invention.

FIG. 5 is a diagram of the structure of the detecting unit of the present invention.

Fig. 6 is a diagram of a mobile assembly according to the present invention.

FIG. 7 is a schematic structural diagram of a control assembly according to the present invention.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1 to 6, an automatic soldering machine with a pin shearing function includes a main body 1, the main body 1 includes a placing table 2, the placing table 2 is used for placing a circuit board, sliding grooves are provided on two sides of the placing table 2, and the moving member 3 slides in the sliding grooves, that is, the moving member 3 slides on the placing table 2.

Set up soldering tin body 4 on moving member 3, body 4 sliding connection is in on moving member 3, realize that body 4 can operate the optional position on placing platform 2, just welding head 5 is connected to body 4 electricity, promptly welding head 5 is through under the circumstances of body 4 circular telegram, welding head 5 cooperation bottom welding wire can carry out soldering tin on the circuit board.

The welding head device is characterized in that a lifting rod 16 is arranged on the body 4, a fixed block 15 is arranged at the bottom of the lifting rod 16, a welding head 5 is connected onto the fixed block 15, the welding head 5 is connected with the body 4 through a line, and when the lifting rod 16 drives the welding head 5 to move, the line can freely stretch and retract at the moment and is matched with the lifting of the welding head 5.

A fixing plate 14 is arranged on the body 4 behind the lifting rod 16, meanwhile, when the lifting rod 16 moves, the fixing block 15 slides on the fixing plate 14, a welding wire is arranged on the body 4 and placed towards one side of the welding head 5, and the welding wire penetrates through the detection assembly.

Detection component is including linking board 9, slide 10 and second elastic component 11, set up slide 10 on the connecting rod 13, slide 10 slides on linking board 9 set up first hem and second hem on linking board 9, will first hem through first elastic component 26 with slide 10 is connected, promptly the welding wire passes downstream between second hem and the slide 10, linking board 9 is preferred to be set up one side of fixed plate 14, and connecting rod 13 passes fixed plate 14, preferred connecting rod 13 sets up extension rod 12 under to fixed plate 14 horizontal direction, extension rod 12 slides on fixed plate 14.

The detection assembly further comprises a motor 8, a connecting rod 13, a ball screw 39, a rotating rod 40, a first thread and a second thread which are arranged on the rotating rod 40 and have opposite directions, a connecting plate is arranged below the fixing block 15, the rotating rod 40 is arranged in the connecting plate, the rotating rod 40 is provided with a first thread and a second thread which are opposite in reverse directions, the first thread and the second thread are provided with a clamping block 41, the clamping block 41 slides in the connecting plate, one side of the rotating rod 40 is connected with the ball screw 39, the ball screw 39 is arranged on the ball screw 38, the ball screw 38 is connected with the extension rod 12, namely, when the connecting rod 13 and the extension rod 12 move together, the ball screw 38 moves to drive the ball screw 39 and the rotating rod 40 to move together, and the push block moves towards the output shaft of the motor 8 simultaneously, i.e. the output shaft is limited, the rotation speed can be controlled by the position of the ball screw 38, and the motor 8 is preferably a dc motor with lower price.

The cutting assembly comprises a first cutter body 6, a second cutter body 7, a body pull rope 42 and a first elastic element 26, the cutting assembly is preferably arranged in a connecting plate on the fixed block 15, the first cutter body 6 and the second cutter body 7 are arranged in the connecting plate, the first cutter body 6 and the second cutter body 7 are connected in a crossed rotation mode, preferably, a connecting part between the first cutter body 6 and the second cutter body 7 is arranged in the connecting plate, the first elastic element 26 is arranged between the first cutter body 6 and the second cutter body 7, the pull rope 42 is further arranged between the first cutter body 6 and the second cutter body 7, the pull rope 42 is wound on an output shaft of the motor 8, when the motor 8 is started, the first cutter body 6 and the second cutter body 7 realize cutting of element feet under the condition that the pull rope 42 is shortened, when the motor 8 is powered off, under the action of the first elastic element 26, the first and

second blades

6 and 7 are restored to the original positions and the pulling rope 42 is tightened again.

Set up first folded plate 17 and second folded plate 18 in the both sides of fixed plate 14, be connected with pipe 19 with first folded plate 17, the preferred fixed connection of pipe 19 is in on first folded plate 17 set up control assembly in the first folded plate 17, control assembly includes gear 20, first rack 21 and second rack 22 set up gear 20 in the first folded plate 17, gear 20 rotates on the inner wall in the cavity in the first folded plate 17 one side meshing of gear 20 sets up first rack 21, first rack 21 sets up and is close to bonding tool 5 one side, and will first rack 21 with fixed block 15 is connected the opposite side meshing of gear 20 sets up second rack 22.

A control assembly is arranged on one side of the first folding plate 17, the control assembly comprises a cylinder body 27, a first rod 28 and a second rod 29 are arranged in the cylinder body 27 in a crossed mode, a fixed wheel 35 is arranged at the bottom of the first rod 28 and the second rod 29, a first inclined rod 30 is arranged at the top of the first rod 28, a second inclined rod 31 is arranged at the top of the second rod 29, a cover body 36 is arranged above the cylinder body 27 in a sliding mode, a third inclined rod 32 matched with the first inclined rod 30 and a fourth inclined rod 33 matched with the second inclined rod 31 are arranged in the cover body 36, a third elastic piece 37 is arranged between the first rod 28 and the second rod 29, the cover body 36 and the second rack 22 are connected, so that when the cover body 36 is driven by the second rack 22 to move downwards, the first inclined rod 30 and the second inclined rod 31 are compressed by the third inclined rod 32 and the fourth inclined rod 33 on the cover body 36, namely the first rod 28 and the second rod 29 clamp two groups of welding wires by overcoming the third elastic piece 37, the cylinder 27 and the welding wire move together, when the second rack 22 moves upwards, the cover 36 moves upwards, the angle of the first inclined rod 30 and the second inclined rod 31 becomes larger, namely the fixed wheel 35 does not clamp the welding wire, and the control component moves upwards alone.

The first switch 25 is arranged in the first folding plate 17, the first switch 25 controls whether the electromagnet is started or not, the first switch 25 is arranged at the bottom of the first rack 21 in the first folding plate 17, when the first rack 21 and the first switch 25 are triggered, namely the welding head 5 welds welding wires on the circuit board, the first switch 25 is preferably a relay with a time delay, namely the first switch 25 is triggered, and after the set time, the electromagnet is started, the first cutter body 6 and the second cutter body 7 are rotated to cut the element feet.

The working principle is as follows: placing a welding wire on one side of a body 4, enabling the welding wire to penetrate through the detection assembly, the control assembly and the guide pipe 19 to abut against one side of a welding head 5, enabling the welding head 5 to ascend and descend through the body 4 and the lifting rod 16, enabling the welding head 5 to weld the welding wire on the circuit board when the welding head 5 descends, enabling the welding head 5 to drive the first rack 21 to move downwards when the welding head 5 moves downwards, enabling the second rack 22 to move upwards under the action of the gear 20, enabling the second rack 22 to drive the first one-way linear bearing to move upwards, but enabling the welding wire not to move under the limiting of the second one-way linear bearing, enabling the welding head 5 to weld the welding wire on the circuit board, enabling the first rack 21 to trigger the first switch 25 at the moment, enabling the first switch 25 to start an electromagnet after a set time, and enabling the first cutter body 6 and the second cutter body 7 to rotate, the element feet are cut, the element feet can be cut in the tin soldering process, when the welding head 5 moves upwards, the second rack 22 moves upwards, the first one-way linear bearing drives the welding wire to move downwards for a section, the welding wire is automatically placed below the welding head 5, meanwhile, the magnetic force of the electromagnet can be controlled, in the actual tin soldering, the welding wires with different diameters are needed to be used for welding different element feet in thickness, the welding wires are placed on the connecting plate 9, the position of the sliding block is adjusted through the control of the sliding plate 10 and the connecting rod 13, the magnetic force change of the electromagnet in a circuit is achieved, when the cutting device cuts one point of thick element feet, the rotating speed of the first cutter body 6 and the second cutter body 7 is higher, the shaking during cutting is reduced, and the connection relationship between the element and the circuit board is more stable.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an automatic soldering tin machine with cut foot function, includes main part (1), its characterized in that: the main body (1) comprises a placing table (2), a moving piece (3) is connected to the placing table (2) in a sliding mode, a tin soldering machine body (4) is arranged on the moving piece (3), the body (4) is electrically connected with a welding head (5), a shearing assembly is arranged on one side of the welding head (5), the shearing assembly comprises a motor (8), a first cutter body (6), a second cutter body (7), a pull rope (42) and a first elastic piece (26), the first cutter body (6) is connected with the second cutter body (7) in a rotating mode, one side of the first cutter body (6) is connected with one side of the second cutter body (7) through the pull rope (42), the first elastic piece (26) is arranged on one side of the pull rope (42), a detection assembly is arranged on an output shaft of the motor (8), and the detection assembly comprises a connecting plate (9), a second elastic piece (11), a sliding plate (10), a connecting rod (13), Ball screw (39), dwang (40) and set up on dwang (40) and opposite direction's first screw thread and second screw thread set up first clamp splice (41) and second clamp splice (41) on the screw thread, dwang (40) and ball screw (39) are connected set up ball screw (38) on ball screw (39), ball screw (38) through extension rod (12) with connecting rod (13) are connected, slide on even board (9) and set up slide (10), slide (10) through second elastic component (11) with even board (9) are connected, connecting rod (13) with ball screw (38) are connected.

2. The automatic tin soldering machine with the pin shearing function as claimed in claim 1, characterized in that: the welding device is characterized in that the body (4) is provided with a fixing plate (14), two ends of the fixing plate (14) are provided with a first folded plate (17) and a second folded plate (18), a lifting rod (16) is arranged on the body (4), a fixing block (15) is arranged on the lifting rod (16), the fixing block (15) is provided with the welding head (5), and when the lifting rod (16) drives the fixing block (15) to move, the fixing block (15) slides on the fixing plate (14).

3. The automatic tin soldering machine with the pin shearing function as claimed in claim 2, characterized in that: a guide pipe (19) is arranged on the first folding plate (17), a moving assembly is arranged in the first folding plate (17), the moving assembly comprises a gear (20), a first rack (21) and a second rack (22), the gear (20) is rotatably connected in the first folding plate (17), the first rack (21) is meshed and connected with one side of the gear (20), the first rack (21) is connected with the fixed block (15), and the second rack (22) is meshed and connected with the other side of the gear (20).

4. The automatic tin soldering machine with the pin shearing function as claimed in claim 3, wherein: a control component is arranged on one side of the first folded plate (17), the control component comprises a cylinder body (27), a first rod (28) and a second rod (29) are arranged in the cylinder body (27) in a crossed mode, a fixed wheel (35) is arranged at the bottom of the first rod (28) and the bottom of the second rod (29), a first inclined rod (30) is arranged on the first rod (28), a second inclined rod (31) is arranged on the second rod (29), a cover body (36) is arranged above the cylinder body (27) in a sliding mode, a third inclined rod (32) matched with the first inclined rod (30) and a fourth inclined rod (33) matched with the second inclined rod (31) are arranged in the cover body (36), a third elastic piece (37) is arranged between the first rod (28) and the second rod (29), and the cover body (36) is connected with the second rack (22).

5. The automatic tin soldering machine with the pin shearing function as claimed in claim 3, wherein: a first switch (25) is arranged below the first rack (21), and the first switch (25) controls the electromagnet.

6. The automatic tin soldering machine with the pin shearing function as claimed in claim 5, wherein: the first switch (25) is a time relay.

7. The automatic tin soldering machine with the pin shearing function as claimed in claim 1, characterized in that: the motor (8) is a direct current motor.