CN112692397B

CN112692397B - Auxiliary replacing equipment for surface capacitor of circuit board

Info

Publication number: CN112692397B
Application number: CN202110217902.0A
Authority: CN
Inventors: 任彦茹
Original assignee: Shanghai Newlanguage Technology Development Co ltd
Current assignee: Shanghai Newlanguage Technology Development Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2022-07-29
Anticipated expiration: 2041-02-26
Also published as: CN112692397A

Abstract

The invention discloses an auxiliary replacing device for a capacitor on the surface of a circuit board, which adopts the technical scheme that the invention provides a circuit board auxiliary maintaining device which can realize the non-contact tin soldering of the capacitor and can automatically take off the capacitor on the circuit board and automatically weld a new capacitor on the circuit board, the circuit board can be horizontally clamped between two clamping plates through a limiting block and a clamping assembly, the automatic taking off function of the capacitor on the circuit board can be completed through the contraction of two tin soldering telescopic rods and the movement of a linkage block on a linkage guide rail, the turning-over effect of the circuit board can be achieved through the rotation of an adjusting shaft by a power assembly, the new capacitor is placed on the circuit board, the tin soldering of the capacitor can be completed through a welding rod assembly and a hot melting assembly, thereby the effect of automatically replacing the capacitor on the circuit board is achieved, and no contact of workers is needed in the tin soldering process, not only improves the working effect, but also protects the personal safety of workers.

Description

Auxiliary replacing equipment for surface capacitor of circuit board

Technical Field

The invention relates to the field related to capacitors, in particular to auxiliary replacing equipment for a capacitor on the surface of a circuit board.

Background

A capacitor is a device that holds an electrical charge and is formed by two conductors in close proximity to each other with a non-conductive insulating medium sandwiched between them. Generally, the capacity of holding electric charge is called capacitance in short, and a capacitor is one of electronic components used in electronic equipment in large quantity, and is widely applied to aspects of blocking direct current and alternating current, coupling, bypassing, filtering, tuning loop, energy conversion, control and the like in a circuit.

The condenser breaks down the back and need take off the condenser from the circuit board, needs the worker to take off the condenser heating that has a fault with electric iron, installs new condenser on the circuit board again, needs the worker to carry out soldering tin to the pin of condenser, because the volume of condenser is less, can make the work very loaded down with trivial details of changing the condenser, still need carry out soldering tin to the condenser, the in-process can cause the scald to the worker.

Disclosure of Invention

In view of the above, the present invention provides an auxiliary replacing device for a capacitor on a surface of a circuit board, which can perform non-contact soldering on the capacitor, can automatically remove the capacitor from the circuit board, and can automatically solder a new capacitor to the circuit board, so as to protect the safety of workers and improve the working efficiency.

The utility model provides a supplementary change equipment of circuit board surface capacitor, includes the casing, sets up the power pack who is equipped with the adjustment circuit board angle on the casing right side and is used for the restriction chunk of supporting circuit board, the fixed clamping component who is used for fixed circuit board that is equipped with in power pack right side, the clamping component upside is equipped with the change subassembly of change circuit board, change the subassembly and contain the hot melt subassembly of heating the condenser pin and the welding rod subassembly that is used for installing fixed condenser, the clamping component downside is equipped with the supporting component who has and receives the condenser that drops, the fixed returning shape piece that is equipped with of power pack right-hand member is used for protecting operating personnel in the operation change condenser, it runs through from top to bottom to go back in the shape piece the operation chamber of returning the shape piece, it is in to change the condenser operate in the operation chamber.

Furthermore, the limiting block comprises a moving cavity which is located in the casing and penetrates through the casing from left to right, a moving electric guide rail is fixedly arranged on the lower inner wall of the moving cavity, a supporting cavity which penetrates through the left end face of the return block and the left inner wall of the operating cavity is arranged in the return block, the supporting cavity penetrates through the front inner wall and the rear inner wall of the operating cavity, a supporting block is arranged in the supporting cavity in a sliding mode, the lower end of the supporting block is connected with the upper end of the moving electric guide rail in a power fit mode, and the supporting block can be moved on the moving electric guide rail in a left-right mode through the moving electric guide rail.

Furthermore, the clamping assembly comprises clamping telescopic rods which are located on the left inner wall and the right inner wall of the operation cavity and can stretch left and right, clamping plates used for clamping a circuit board are fixedly arranged at the positions, close to the center end of the operation cavity, of the clamping telescopic rods, and the clamping plates are arranged on the upper sides of the supporting blocks on the left side.

Further, run through around being equipped with in the casing and opening working chamber to the right, power component is including being located the casing right-hand member is fixed with the adjustment motor that provides power for rotating the circuit board, adjustment motor right-hand member power be connected with return the adjusting spindle of shape piece left end fixed connection.

Furthermore, the power assembly comprises two tin soldering telescopic rods which are located at the upper end of the clip block and can stretch up and down, a linkage plate is fixedly arranged on each tin soldering telescopic rod, a linkage guide rail is fixedly arranged at the lower end of each linkage plate, the lower ends of the linkage guide rails are connected with linkage blocks in a power fit mode, and the linkage blocks can move left and right at the lower ends of the linkage guide rails.

Furthermore, the hot melting assembly comprises an electric soldering iron which is fixedly arranged at the lower end of the linkage block, and the electric soldering iron can heat the capacitor.

Further, the welding rod subassembly is including being located the fixed stopper that is equipped with of linkage piece lower extreme, run through from top to bottom in the stopper the transport chamber of stopper, be equipped with the material storage chamber in the linkage block, the fixed conveying motor that is equipped with on the inner wall behind the material storage chamber, conveying motor front end power connection has the delivery spindle, the cooperation is connected with welding line group on the delivery spindle, the winding has partly to be located on the welding line group the welding line of delivery intracavity, be equipped with on the material storage intracavity diapire the opening upwards and with the restriction chamber of material storage chamber intercommunication, the restriction intracavity is equipped with the restriction piece that the restriction intracavity reciprocated, restriction piece lower extreme with by restriction spring fixed connection between the restriction intracavity diapire, the restriction piece can restrict welding line group's position and prevent that welding line group from dropping to the outside.

Furthermore, the supporting component comprises two supporting telescopic rods which can stretch up and down and are fixedly arranged at the lower end of the square-shaped block, and a supporting plate for receiving a dropped capacitor is fixed at the lower end of each supporting telescopic rod.

The technical proposal provides a circuit board auxiliary maintenance device which has no contact tin soldering to the capacitor, can automatically take off the capacitor on the circuit board and can automatically solder the new capacitor on the circuit board, the circuit board can be horizontally clamped between the two clamping plates by the limiting block and the clamping assembly, the capacitor on the circuit board can be automatically taken down by the contraction of the two soldering tin telescopic rods and the movement of the linkage block on the linkage guide rail, the effect of turning over the circuit board can be achieved by rotating the adjusting shaft through the power assembly, a new capacitor is placed on the circuit board at the moment, the soldering tin on the capacitor can be completed through the welding rod assembly and the hot melting assembly, thereby reached the effect of the condenser on the automatic change circuit board, and the soldering tin in-process need not the worker contact, not only improves the working effect and has also protected worker's personal safety.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram at B-B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of the circular block of FIG. 1 according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of the supporting plate in FIG. 1 according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a partial structure of the housing of FIG. 1 according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of the linkage plate shown in FIG. 1 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The auxiliary replacing device for the surface capacitor of the circuit board described in conjunction with the attached fig. 1-7 comprises a casing 10, a power assembly 44 arranged at the right side of the casing 10 for adjusting the angle of the circuit board and a limiting block 39 for supporting the circuit board, a clamping component 41 for fixing the circuit board is fixedly arranged at the right side of the power component 44, a replacing component 40 for replacing the circuit board is arranged at the upper side of the clamping component 41, the replacement assembly 40 comprises a heat melting assembly 42 for heating the pins of the capacitor and a welding rod assembly 43 for installing and fixing the capacitor, a supporting component 45 for receiving the dropped capacitor is arranged at the lower side of the clamping component 41, a return block 14 for protecting operators in operating and replacing the capacitor is fixedly arranged at the right end of the power component 44, an operation cavity 15 which vertically penetrates through the return block 14 is formed in the return block 14, and a replacement capacitor is operated in the operation cavity 15; the technical proposal provides a circuit board auxiliary maintenance device which has no contact tin soldering to the capacitor, can automatically take off the capacitor on the circuit board and can automatically solder the new capacitor on the circuit board, the circuit board can be horizontally clamped between the two clamping plates by the limiting block and the clamping assembly, the capacitor on the circuit board can be automatically taken down by the contraction of the two soldering tin telescopic rods and the movement of the linkage block on the linkage guide rail, the effect of turning over the circuit board can be achieved by rotating the adjusting shaft through the power assembly, a new capacitor is placed on the circuit board at the moment, the soldering tin on the capacitor can be completed through the welding rod assembly and the hot melting assembly, thereby reached the effect of the condenser on the automatic change circuit board, and the soldering tin in-process need not the worker contact, not only improves the working effect and has also protected worker's personal safety.

In this embodiment, the limiting block 39 includes a moving cavity 36 which is located in the casing 10 and penetrates through the casing 10 from left to right, a moving electric guide rail 37 is fixedly arranged on the lower inner wall of the moving cavity 36, a supporting cavity 35 which penetrates through the left end surface of the returning block 14 and the left inner wall of the operating cavity 15 is arranged in the returning block 14, the supporting cavity 35 penetrates through the front and rear inner walls of the operating cavity 15, a supporting block 38 whose lower end is in power fit connection with the upper end of the moving electric guide rail 37 is arranged in the supporting cavity 35 in a sliding manner, and the moving electric guide rail 37 can move the supporting block 38 from left to right on the moving electric guide rail 37; the circuit board to be replaced is placed on the upper side of the supporting block 38, and the circuit board is placed on the supporting block 38 to be in a horizontal state.

In this embodiment, the clamping assembly 41 includes a clamping telescopic rod 16 that is located on both left and right inner walls of the operating cavity 15 and is capable of stretching left and right, the clamping telescopic rod 16 is located near the center end of the operating cavity 15 and is fixedly provided with a clamping plate 17 for clamping a circuit board, and the clamping plate 17 on the left side is located above the supporting block 38; after the circuit board is placed on the upper side of the supporting block 38, the two clamping plates 17 can move towards the direction of approaching each other by controlling the extension of the two clamping telescopic rods 16, so that the circuit board on the upper side of the supporting block 38 is clamped by the two clamping plates 17, and the effect of fixing the circuit board is achieved.

In this embodiment, a working cavity 11 which penetrates the casing 10 from front to back and has a rightward opening is arranged in the casing 10, the power assembly 44 includes an adjusting motor 12 which is positioned at the right end of the casing 10 and is used for providing power for rotating the circuit board, and the right end of the adjusting motor 12 is in power connection with an adjusting shaft 13 which is fixedly connected with the left end of the return block 14; the adjustment motor 12 is started to drive the adjustment shaft 13 to rotate, so that the returning block 14 is driven to rotate, the two clamping plates 17 and the clamped circuit board are driven to rotate, and the effect of adjusting the angle of the circuit board is achieved.

In this embodiment, the power assembly 44 includes two solder telescopic rods 20 capable of extending up and down and fixedly arranged at the upper end of the return block 14, a linkage plate 21 is fixedly arranged on the two solder telescopic rods 20, a linkage guide rail 22 is fixedly arranged at the lower end of the linkage plate 21, a linkage block 23 is connected to the lower end of the linkage guide rail 22 in a power fit manner, and the linkage block 23 can move left and right at the lower end of the linkage guide rail 22; the capacitor can be positioned and soldered by moving the linkage block 23 left and right at the lower end of the linkage guide rail 22.

In this embodiment, the heat-melting assembly 42 includes an electric soldering iron 28 fixedly disposed at the lower end of the linkage block 23, and the electric soldering iron 28 can heat the capacitor; the pins of the capacitor to be replaced can be heated by controlling the contraction of the two soldering telescopic rods 20 and starting the electric soldering iron 28, so that the effect of taking the capacitor off the circuit board is achieved.

In this embodiment, the welding rod assembly 43 includes a limiting block 29 fixedly disposed at the lower end of the linkage block 23, a conveying cavity 30 which vertically penetrates through the limiting block 29 is arranged in the limiting block 29, a material storage cavity 24 is arranged in the linkage block 23, a conveying motor 25 is fixedly arranged on the rear inner wall of the material storage cavity 24, the front end of the conveying motor 25 is in power connection with a conveying shaft 26, the conveying shaft 26 is connected with a welding wire group 27 in a matching way, a part of welding wires 31 positioned in the conveying cavity 30 are wound on the welding wire group 27, a limiting cavity 32 which is opened upwards and communicated with the material storage cavity 24 is arranged on the inner bottom wall of the material storage cavity 24, a limiting block 33 which moves up and down in the limiting cavity 32 is arranged in the limiting cavity 32, the lower end of the limiting block 33 is fixedly connected with the bottom wall of the limiting cavity 32 through a limiting spring 34, the limiting block 33 can limit the position of the bonding wire group 27 to prevent the bonding wire group 27 from falling outside; the conveying motor 25 is started to drive the conveying shaft 26 to rotate, so that the welding wire group 27 is driven to rotate, the welding wire group 27 can be driven to rotate forward and backward by the conveying motor 25, the welding wire 31 is wound on the conveying shaft 26 or pushed out of the conveying cavity 30 to move to the outside for soldering, when the welding wire group 27 needs to be replaced, the limiting block 33 can be moved downwards, the limiting spring 34 is compressed, and the welding wire group 27 can be directly replaced at the moment.

In this embodiment, the supporting assembly 45 includes two supporting telescopic rods 18 capable of extending and retracting up and down and fixed at the lower end of the return block 14, and a supporting plate 19 for receiving a dropped capacitor is fixed at the lower end of each of the two supporting telescopic rods 18; after the capacitor to be replaced is heated, the capacitor can automatically drop on the supporting plate 19, the power assembly 44 and the return block 14 rotate by starting the adjusting motor 12, the effect of automatically discharging the replaced capacitor can be achieved, the circuit board is driven to rotate at the moment, a new capacitor is placed at the replacement position at the moment, the supporting telescopic rods 18 can be contracted to achieve the effect of upwards driving the supporting plate 19 and supporting the new capacitor, and therefore more stable soldering operation on the capacitor is achieved.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. An auxiliary replacing device for a surface capacitor of a circuit board is characterized in that: the device comprises a machine shell, a power assembly and a limiting block, wherein the power assembly is arranged on the right side of the machine shell and is provided with an angle adjusting circuit board, the limiting block is used for supporting the circuit board, a clamping assembly used for fixing the circuit board is fixedly arranged on the right side of the power assembly, a replacing assembly used for replacing the circuit board is arranged on the upper side of the clamping assembly, the replacing assembly comprises a hot melting assembly used for heating pins of a capacitor and a welding rod assembly used for installing and fixing the capacitor, a supporting assembly used for receiving the dropped capacitor is arranged on the lower side of the clamping assembly, a clip block used for protecting an operator in operating and replacing the capacitor is fixedly arranged at the right end of the power assembly, an operating cavity which vertically penetrates through the clip block is arranged in the clip block, and the replacing capacitor is operated in the operating cavity; the limiting block comprises a moving cavity which is positioned in the casing and penetrates through the casing from left to right, a moving electric guide rail is fixedly arranged on the lower inner wall of the moving cavity, a supporting cavity which penetrates through the left end surface of the returning block and the left inner wall of the operation cavity is arranged in the returning block, the supporting cavity penetrates through the front inner wall and the rear inner wall of the operation cavity, a supporting block with the lower end in dynamic fit connection with the upper end of the moving electric guide rail is arranged in the supporting cavity in a sliding mode, and the moving electric guide rail can move the supporting block on the moving electric guide rail from left to right; the clamping assembly comprises clamping telescopic rods which are positioned on the left inner wall and the right inner wall of the operation cavity and can stretch left and right, clamping plates for clamping a circuit board are fixedly arranged at the clamping telescopic rods close to the center end of the operation cavity, and the clamping plate on the left side is positioned on the upper side of the supporting block; a working cavity which penetrates through the machine shell from front to back and is provided with a right opening is formed in the machine shell, the power assembly comprises an adjusting motor which is positioned at the right end of the machine shell and is used for providing power for rotating the circuit board, and the right end of the adjusting motor is in power connection with an adjusting shaft which is fixedly connected with the left end of the return block; the power assembly comprises two tin soldering telescopic rods which are fixedly arranged at the upper end of the square-shaped block and can stretch up and down, linkage plates are fixedly arranged on the two tin soldering telescopic rods, linkage guide rails are fixedly arranged at the lower ends of the linkage plates, linkage blocks are connected to the lower ends of the linkage guide rails in a power fit mode, and the linkage blocks can move left and right at the lower ends of the linkage guide rails; the hot melting assembly comprises an electric soldering iron which is fixedly arranged at the lower end of the linkage block and can heat the capacitor; the welding rod assembly comprises a limiting block fixedly arranged at the lower end of the linkage block, a conveying cavity penetrating through the limiting block up and down is arranged in the limiting block, a material storage cavity is arranged in the linkage block, a conveying motor is fixedly arranged on the rear inner wall of the material storage cavity, the front end of the conveying motor is in power connection with a conveying shaft, a welding wire group is connected onto the conveying shaft in a matched mode, a part of welding wire positioned in the conveying cavity is wound on the welding wire group, a limiting cavity with an upward opening and communicated with the material storage cavity is arranged on the inner bottom wall of the material storage cavity, a limiting block moving up and down in the limiting cavity is arranged in the limiting cavity, the lower end of the limiting block is fixedly connected with the inner bottom wall of the limiting cavity through a limiting spring, and the limiting block can limit the position of the welding wire group to prevent the welding wire group from falling outside; the supporting component comprises two supporting telescopic rods which are fixedly arranged at the lower end of the clip-shaped block and can stretch up and down, and a supporting plate used for receiving a dropped capacitor is fixed at the lower end of each supporting telescopic rod.