CN111390331A

CN111390331A - A soldering tin device for flexible line way board

Info

Publication number: CN111390331A
Application number: CN202010270045.6A
Authority: CN
Inventors: 崔亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-07-10

Abstract

The invention discloses a tin soldering device for a flexible circuit board, which belongs to the technical field of circuit board processing and comprises a mounting frame, a feeding assembly, a welding assembly, a flattening assembly and a winding assembly, wherein the welding assembly comprises a bearing piece, a welding piece, a tin supply piece, two fixing pieces and two moving frames, the bearing piece is arranged at the top of the mounting frame, the welding piece is arranged on the two moving frames, the two fixing pieces are symmetrically arranged at two sides of the bearing piece, the tin supply piece is erected on the two moving frames, and the flattening assembly is arranged between the two moving frames. According to the invention, the driving motor works to drive the rotating gear to rotate to drive the two movable toothed plates to move in the mounting groove, the two movable toothed plates move to drive the two fixed plates to move relatively and oppositely, the two fixed plates move to fix a circuit board to be welded, and after the circuit board is welded, the circuit board is prevented from moving in the welding process, so that the welding accuracy is influenced.

Description

A soldering tin device for flexible line way board

Technical Field

The invention relates to the technical field of circuit board processing, in particular to a tin soldering device for a flexible circuit board.

Background

Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. Flexible circuits provide excellent electrical performance, meet design requirements for smaller and higher density packaging, and also help reduce assembly processes and enhance reliability. The flexible circuit board is the only solution to meet the miniaturization and movement requirements of electronic products. The flexible printed circuit board can be freely bent, wound and folded, can bear millions of dynamic bending without damaging the lead, can be randomly arranged according to the space layout requirement, and can be freely moved and stretched in a three-dimensional space, so that the integration of component assembly and lead connection is realized; the flexible circuit board can greatly reduce the volume and the weight of the electronic product, and is suitable for the development of the electronic product towards high density, miniaturization and high reliability.

For example, patent with publication number CN203265832U relates to a soldering device for a flexible circuit board, which includes a circuit board, a positioning pin for positioning the flexible circuit board and a soldering point for soldering, a mechanism for fixing the position of a solder wire on the board side of the circuit board, and a pressing plate movably connected with the circuit board. Compared with the prior art, the utility model discloses a through install the clamp plate additional, put down the clamp plate when needing the welding, the clamp plate that falls down is exactly near the solder joint, and the effectual position of being bumped bad by welder has shielded easily, through the above-mentioned simple change, greatly improves the product percent of pass to can not increase too big cost yet.

However, the above-mentioned devices also have the following problems in use: firstly, when welding the flexible circuit board, can not fix the flexible circuit board of welding, thereby the flexible circuit board that leads to is when welding, thereby the skew takes place to influence the welding of flexible circuit board in the position of flexible circuit board, and second, when welding the flexible circuit board, the position of soldered connection can not remove to influence the welding of circuit board.

Disclosure of Invention

The invention aims to provide a soldering tin device for a flexible circuit board, which aims to solve the technical problems that in the prior art, when a battery piece is cleaned, the battery board needs to be fixed through manual movement, and stains on the battery board cannot be cleaned.

In order to solve the technical problems, the invention provides the following technical scheme: a tin soldering device for a flexible circuit board comprises a mounting frame, a feeding assembly, a welding assembly, a flattening assembly and a rolling assembly, wherein the mounting frame is vertically arranged, the feeding assembly is arranged at the top of the mounting frame and is positioned at one end of the mounting frame, the welding assembly is arranged at the top of the mounting frame and is beside the feeding assembly, the welding assembly comprises a bearing piece, a welding piece, a tin supply piece, two fixing pieces and two moving frames, the two moving frames are symmetrically arranged at the top of the mounting frame, the bearing piece is arranged at the top of the mounting frame and is positioned below the two moving frames, the welding piece is arranged on the two moving frames, the welding ends of the welding piece are vertically and downwards arranged, the two fixing pieces are symmetrically arranged at the two sides of the bearing piece and are positioned at the top of the mounting frame, the tin supply piece is arranged on the two moving frames, the flattening assembly is arranged between the two moving frames, the rolling component is arranged at the top of the mounting frame and is located at the other end of the mounting frame.

Further, the welding piece includes movable plate, automatic welder head and two driving pieces, two the driving piece symmetry sets up on two removal framves, every the driving piece all includes driving motor, installing frame and rotation lead screw, the installing frame sets up at the top of removing the frame, driving motor sets up on the lateral wall of installing frame, the rotation lead screw setting is on the installing frame and the both ends of rotating the lead screw rotate with the installing frame respectively and be connected, the one end of rotating the lead screw and driving motor's output shaft fixed connection, the both ends of movable plate set up respectively on two rotation lead screws and with two rotation lead screw threaded connection, the automatic welder head sets up in the bottom of movable plate and the vertical downward setting of welding end of automatic welder head.

Further, the supporting piece comprises a driving cylinder and a supporting plate, the driving cylinder is arranged at the top of the mounting frame and vertically and upwards arranged at the output end of the driving cylinder, and the supporting plate is horizontally arranged at the output end of the driving cylinder.

Further, every the mounting all includes mounting panel, rotation motor, slewing gear, two mobile tooth plates and two fixed plates, the mounting panel is the top of vertical setting at the mounting bracket, be equipped with the mounting groove on the mounting panel, the rotation motor sets up on the lateral wall of mounting panel, slewing gear set in the mounting groove and with the output shaft fixed connection of rotating the motor, two mobile tooth plate symmetry set up in the mounting groove and with the lateral wall sliding fit of mounting groove, two mobile tooth plate all meshes with the slewing gear, the fixed plate symmetry sets up on two mobile tooth plates and is located the lateral wall of mounting panel, two the fixed plate all with mounting panel sliding fit.

Further, supply the tin spare to include the support frame, supply the tin board, supply tin roller and a plurality of solid fixed ring, the both ends setting of support frame is at two tops that remove the frame, supply the vertical setting of tin board at the top of support frame, supply the tin roller to rotate to be connected on supplying the tin board, it is a plurality of gu fixed ring equidistant setting is on the lateral wall of movable plate.

Further, the flattening component comprises a flattening motor, a first flattening roller, a second flattening roller, two flattening plates and two flattening cylinders, the two flattening plates are respectively arranged on the two moving frames, a moving groove is arranged on each flattening plate, a moving block in sliding fit with the moving groove is arranged on the moving groove, two connecting springs are symmetrically arranged at the bottom of the moving block, two ends of each connecting spring are respectively fixedly connected with the moving block and the moving groove, the two flattening cylinders are respectively arranged at the tops of the two flattening plates, output ends of the two flattening cylinders are vertically and downwards arranged, an output end of each flattening cylinder is fixedly connected with the corresponding moving block, two ends of the first flattening roller are respectively arranged on the two moving blocks and are rotationally connected with the two moving blocks, two ends of the second flattening roller are respectively arranged on the two flattening plates and are rotationally connected with the two flattening plates, the flattening motor is arranged on the side wall of one of the movable frames, and an output shaft of the flattening motor is fixedly connected with one end of the second flattening roller.

Further, the feed subassembly includes feed roller and carriage, the vertical one end that sets up at the mounting bracket of carriage, the feed roller rotates to be connected on the carriage.

Further, the rolling component includes locating rack, coiling motor, wind-up roll and first drive gear, the locating rack sets up the other end at the mounting bracket, the coiling motor sets up on the lateral wall of locating rack, the one end setting of wind-up roll is on the locating rack and rotate with the locating rack and be connected, first drive gear and coiling motor's output shaft fixed connection, be equipped with the second drive gear with first drive gear meshing on the wind-up roll.

Compared with the prior art, the invention has the beneficial effects that:

firstly, when the welding device is used for welding, the driving motor works to drive the rotating gear to rotate, the rotating gear rotates to drive the two movable toothed plates to move in the mounting groove, the two movable toothed plates move to drive the two fixed plates to move relatively and oppositely, the two fixed plates move to fix a circuit board to be welded, and after the circuit board is welded, the circuit board is prevented from moving in the welding process, so that the welding accuracy is influenced.

When the circuit board is welded, the driving motor works to drive the rotary screw rod to rotate on the mounting frame, the rotary screw rod rotates to drive the movable plate to move, the movable plate moves to drive the automatic welding head to move to automatically weld the circuit board, and the movable plate moves to drive the automatic welding head to move so as to automatically weld the circuit board.

Thirdly, after the circuit board is welded, the circuit board passes through the first flattening roller and the second flattening roller, the flattening motor working belt second flattening roller rotates on the two flattening plates, the output ends of the two flattening cylinders move downwards in the rotating process to drive the two moving blocks to move in the moving grooves in the two flattening plates, the two connecting springs are used for supporting the two moving blocks, the two moving blocks move to drive the first flattening roller to move downwards, the first flattening roller moves to flatten the welded circuit board, and the circuit board is favorable for subsequent winding and storage after being flattened.

Drawings

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of the fixing member of the present invention;

FIG. 4 is a partial perspective view of the present invention;

FIG. 5 is a perspective view of the fixing assembly of the present invention;

FIG. 6 is an enlarged view at B in FIG. 5;

fig. 7 is a schematic perspective view of the winding assembly of the present invention.

The reference numbers in the figures are:

the device comprises a mounting frame 1, a feeding assembly 2, a feeding roller 21, a supporting frame 22, a welding assembly 3, a supporting member 31, a driving cylinder 311, a supporting plate 312, a welding member 32, a moving plate 321, an automatic welding head 322, a driving member 33, a driving motor 331, a mounting frame 332, a rotating screw 333, a tin supply member 34, a supporting frame 341, a tin supply plate 342, a tin supply roller 343, a fixing ring 344, a fixing member 35, a mounting plate 351, a rotating motor 352, a rotating gear 353, a moving toothed plate 354, a fixing plate 355, a moving frame 36, a flattening assembly 4, a flattening motor 41, a first flattening roller 42, a second flattening roller 43, a flattening plate 44, a moving groove 441, a moving block 442, a connecting spring 443, a flattening cylinder 45, a rolling assembly 5, a positioning frame 51, a rolling motor 52, a rolling roller 53, a first driving gear 54 and a second driving gear 55.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1 to 7, the invention provides a soldering device for a flexible printed circuit board, comprising a mounting frame 1, a feeding assembly 2, a welding assembly 3, a flattening assembly 4 and a winding assembly 5, wherein the mounting frame 1 is vertically arranged, the feeding assembly 2 is arranged at the top of the mounting frame 1 and is positioned at one end of the mounting frame 1, the welding assembly 3 is arranged at the top of the mounting frame 1 and is beside the feeding assembly 2, the welding assembly 3 comprises a supporting member 31, a welding member 32, a tin supply member 34, two fixing members 35 and two moving frames 36, the two moving frames 36 are symmetrically arranged at the top of the mounting frame 1, the supporting member 31 is arranged at the top of the mounting frame 1 and is positioned below the two moving frames 36, the welding member 32 is arranged on the two moving frames 36, the welding ends of the welding member 32 are vertically arranged downwards, the two fixing members 35 are symmetrically arranged at two sides of the supporting member 31 and are positioned at the top of the mounting frame 1, the tin supply part 34 is erected on two movable frames 36, the flattening component 4 is arranged between the two movable frames 36, and the rolling component 5 is arranged at the top of the mounting frame 1 and located at the other end of the mounting frame 1.

The welding part 32 comprises a moving plate 321, an automatic welding head 322 and two driving parts 33, the two driving parts 33 are symmetrically arranged on the two moving frames 36, each driving part 33 comprises a driving motor 331, an installation frame 332 and a rotating screw rod 333, the installation frame 332 is arranged at the top of the moving frame 36, the driving motors 331 are arranged on the side walls of the installation frame 332, the rotating screw rods 333 are arranged on the installation frame 332, two ends of each rotating screw rod 333 are respectively and rotatably connected with the installation frame 332, one end of each rotating screw rod 333 is fixedly connected with an output shaft of the driving motor 331, two ends of the moving plate 321 are respectively arranged on the two rotating screw rods 333 and are in threaded connection with the two rotating screw rods 333, the automatic welding head 322 is arranged at the bottom of the moving plate 321, and the welding end of the automatic welding head 322 is vertically arranged downwards; when the flexible circuit board is welded, the driving motor 331 works to drive the rotating screw rod 333 to rotate on the mounting rack 1, the rotating screw rod 333 rotates to drive the moving plate 321 to move, and the moving plate 321 moves to drive the automatic welding head 322 to move to perform automatic welding operation on the flexible circuit board.

The supporting member 31 comprises a driving cylinder 311 and a supporting plate 312, the driving cylinder 311 is arranged at the top of the mounting frame 1, the output end of the driving cylinder 311 is arranged vertically upwards, and the supporting plate 312 is horizontally arranged at the output end of the driving cylinder 311; when welding, the output that drives actuating cylinder 311 moves up and drives bearing board 312 rebound, with the flexible line way board bearing on bearing board 312, the flexible line way board to going on supports the operation, is favorable to carrying on the bearing to the flexible line way board of welding after supporting, is favorable to the welded going on.

Each fixing member 35 comprises a mounting plate 351, a rotating motor 352, a rotating gear 353, two movable tooth plates 354 and two fixing plates 355, wherein the mounting plate 351 is vertically arranged at the top of the mounting frame 1, a mounting groove is formed in the mounting plate 351, the rotating motor 352 is arranged on the side wall of the mounting plate 351, the rotating gear 353 is arranged in the mounting groove and is fixedly connected with the output shaft of the rotating motor 352, the two movable tooth plates 354 are symmetrically arranged in the mounting groove and are in sliding fit with the side wall of the mounting groove, the two movable tooth plates 354 are both meshed with the rotating gear 353, the fixing plates 355 are symmetrically arranged on the two movable tooth plates 354 and are positioned on the outer side wall of the mounting plate 351, and the two fixing plates 355 are both in sliding fit with the mounting plate 351; when welding, driving motor 331 work drives the rotation gear 353 and rotates, rotation gear 353 rotates and drives two movable tooth plate 354 and remove in the mounting groove, two movable tooth plate 354 remove and drive two fixed plates 355 relative and move in opposite directions, two fixed plates 355 remove and treat the welded flexible line way board and carry out the fixed operation, weld the back to the flexible line way board, prevent to take place to remove at the position of welded in-process flexible line way board to influence the welded accuracy nature.

The tin supply part 34 comprises a support frame 341, a tin supply plate 342, a tin supply roller 343 and a plurality of fixing rings 344, wherein two ends of the support frame 341 are arranged on the tops of the two movable frames 36, the tin supply plate 342 is vertically arranged on the top of the support frame 341, the tin supply roller 343 is rotatably connected to the tin supply plate 342, and the plurality of fixing rings 344 are arranged on the side wall of the movable plate 321 at equal intervals; the supporting frame 341 and the tin supply plate 342 support and fix the tin supply roller 343, and when soldering, the solder is pulled from the tin supply roller 343, passes through the plurality of fixing rings 344, and extends onto the automatic soldering head 322, and the flexible printed circuit board is soldered by the automatic soldering head 322, and the plurality of fixing rings 344 are used for fixing and guiding the solder.

The flattening assembly 4 comprises a flattening motor 41, a first flattening roller 42, a second flattening roller 43, two flattening plates 44 and two flattening cylinders 45, the two flattening plates 44 are respectively arranged on the two moving frames 36, each flattening plate 44 is provided with a moving groove 441, the moving groove 441 is provided with a moving block 442 in sliding fit with the moving groove, the bottom of the moving block 442 is provided with two symmetrically arranged connecting springs 443, two ends of each connecting spring 443 are respectively fixedly connected with the moving block 442 and the moving groove 441, the two flattening cylinders 45 are respectively arranged at the top of the two flattening plates 44, output ends of the two flattening cylinders 45 are vertically arranged downwards, the output end of each flattening cylinder 45 is fixedly connected with the corresponding moving block 442, two ends of the first flattening roller 42 are respectively arranged on the two moving blocks 442 and rotatably connected with the two moving blocks 442, two ends of the second flattening roller 43 are respectively arranged on the two flattening plates 44 and are rotatably connected with the two flattening plates 44, the flattening motor 41 is arranged on the side wall of one of the moving frames 36, and an output shaft of the flattening motor 41 is fixedly connected with one end of the second flattening roller 43; after the flexible printed circuit board is welded, the flexible printed circuit board passes through the first flattening roller 42 and the second flattening roller 43, the flattening motor 41 is provided with the second flattening roller 43 which rotates on the two flattening plates 44, the output ends of the two flattening cylinders 45 move downwards in the rotating process to drive the two moving blocks 442 to move in the moving grooves 441 on the two flattening plates 44, the two connecting springs 443 are used for supporting the two moving blocks 442, the two moving blocks 442 move to drive the first flattening roller 42 to move downwards, the first flattening roller 42 moves to flatten the welded flexible printed circuit board, and the flattening is favorable for subsequent rolling and storage of the flexible printed circuit board.

The feeding assembly 2 comprises a feeding roller 21 and a supporting frame 22, the supporting frame 22 is vertically arranged at one end of the mounting frame 1, and the feeding roller 21 is rotatably connected to the supporting frame 22; the flexible wiring board to be soldered is placed on the supply roller 21, and the supply roller 21 is rotated on the support frame 22 to convey the flexible wiring board to be soldered forward.

The winding assembly 5 comprises a positioning frame 51, a winding motor 52, a winding roller 53 and a first driving gear 54, the positioning frame 51 is arranged at the other end of the mounting frame 1, the winding motor 52 is arranged on the side wall of the positioning frame 51, one end of the winding roller 53 is arranged on the positioning frame 51 and is rotatably connected with the positioning frame 51, the first driving gear 54 is fixedly connected with an output shaft of the winding motor 52, and the winding roller 53 is provided with a second driving gear 55 meshed with the first driving gear 54; when winding, the winding motor 52 works to drive the first driving gear 54 to rotate, the first driving gear 54 rotates to drive the second driving gear 55 to rotate, the second driving gear 55 rotates to drive the winding roller 53 to rotate on the positioning frame 51, and the winding roller 53 rotates to wind the welded flexible circuit board.

The working principle of the invention is as follows: when the flexible circuit board welding device is used, a flexible circuit board to be welded is placed on the feeding roller 21, the feeding roller 21 rotates on the supporting frame 22 to convey the flexible circuit board to be welded forwards, the flexible circuit board is placed on the supporting plate 312, the output end of the driving cylinder 311 moves upwards to drive the supporting plate 312 to move upwards, the flexible circuit board is supported on the supporting plate 312, the flexible circuit board is supported after being supported, the flexible circuit board to be welded is favorably supported, the driving motor 331 works to drive the rotating gear 353 to rotate, the rotating gear 353 rotates to drive the two movable toothed plates 354 to move in the mounting groove, the two movable toothed plates 354 move to drive the two fixing plates 355 to move oppositely, the two fixing plates 355 move to fix the flexible circuit board to be welded, and the position of the flexible circuit board is prevented from moving in the welding process after the flexible circuit board is welded, therefore, the welding accuracy is affected, when the flexible circuit board is welded, the driving motor 331 works to drive the rotating screw rod 333 to rotate on the mounting frame 1, the rotating screw rod 333 rotates to drive the moving plate 321 to move, the moving plate 321 moves to drive the automatic welding head 322 to move to perform automatic welding operation on the flexible circuit board, the soldering tin is pulled from the tin supply roller 343, passes through the plurality of fixing rings 344 and extends onto the automatic welding head 322, the flexible circuit board is welded by the automatic welding head 322, after the flexible circuit board is welded, the flexible circuit board passes through the first flattening roller 42 and the second flattening roller 43, the flattening motor 41 works to drive the second flattening roller 43 to rotate on the two flattening plates 44, the output ends of the two flattening cylinders 45 move downwards to drive the two moving blocks 442 to move in the moving grooves 441 on the two flattening plates 44 during the rotation process, the two connecting springs 443 are used for supporting the two moving blocks 442, the two moving blocks 442 move to drive the first flattening roller 42 to move downwards, the first flattening roller 42 moves to flatten the welded flexible circuit board, after the flexible circuit board is rolled, the rolling motor 52 works to drive the first driving gear 54 to rotate, the first driving gear 54 rotates to drive the second driving gear 55 to rotate, the second driving gear 55 rotates to drive the rolling roller 53 to rotate on the positioning frame 51, and the rolling roller 53 rotates to roll the welded flexible circuit board.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The tin soldering device for the flexible circuit board is characterized by comprising a mounting frame (1), a feeding assembly (2), a welding assembly (3), a flattening assembly (4) and a rolling assembly (5), wherein the mounting frame (1) is vertically arranged, the feeding assembly (2) is arranged at the top of the mounting frame (1) and located at one end of the mounting frame (1), the welding assembly (3) is arranged at the top of the mounting frame (1) and located beside the feeding assembly (2), the welding assembly (3) comprises a bearing piece (31), a welding piece (32), a tin supply piece (34), two fixing pieces (35) and two movable frames (36), the movable frames (36) are symmetrically arranged at the top of the mounting frame (1), the bearing piece (31) is arranged at the top of the mounting frame (1) and located below the two movable frames (36), the welding piece (32) is arranged on the two movable frames (36) and vertical to the welding end of the welding piece (32) Set up downwards, two mounting (35) symmetry sets up in the both sides of supporting piece (31) and is located the top of mounting bracket (1), supply tin spare (34) to erect on two removal frame (36), it sets up between two removal frame (36) to flatten subassembly (4), rolling subassembly (5) set up at the top of mounting bracket (1) and are located the other end of mounting bracket (1).

2. A soldering apparatus for a flexible wiring board according to claim 1, wherein: the welding part (32) comprises a moving plate (321), an automatic welding head (322) and two driving parts (33), the two driving parts (33) are symmetrically arranged on two moving frames (36), each driving part (33) comprises a driving motor (331), an installation frame (332) and a rotating screw rod (333), the installation frame (332) is arranged at the top of each moving frame (36), the driving motors (331) are arranged on the side walls of the installation frames (332), the rotating screw rods (333) are arranged on the installation frames (332) and the two ends of each rotating screw rod (333) are respectively in rotating connection with the installation frames (332), one end of each rotating screw rod (333) is fixedly connected with an output shaft of the driving motors (331), the two ends of the moving plate (321) are respectively arranged on the two rotating screw rods (333) and in threaded connection with the two rotating screw rods (333), the automatic welding head (322) is arranged at the bottom of the moving plate (321), and the welding head (322) of the automatic welding head (322) is arranged on the moving plate The ends are arranged vertically downwards.

3. A soldering apparatus for a flexible wiring board according to claim 1, wherein: the bearing piece (31) comprises a driving cylinder (311) and a bearing plate (312), the driving cylinder (311) is arranged at the top of the mounting frame (1) and the output end of the driving cylinder (311) is vertically arranged upwards, and the bearing plate (312) is horizontally arranged at the output end of the driving cylinder (311).

4. A soldering apparatus for a flexible wiring board according to claim 1, wherein: each fixing piece (35) comprises a mounting plate (351), a rotating motor (352), a rotating gear (353), two movable toothed plates (354) and two fixing plates (355), the mounting plate (351) is vertically arranged at the top of the mounting frame (1), a mounting groove is arranged on the mounting plate (351), the rotating motor (352) is arranged on the side wall of the mounting plate (351), the rotating gear (353) is arranged in the mounting groove and is fixedly connected with the output shaft of the rotating motor (352), the two moving toothed plates (354) are symmetrically arranged in the mounting groove and are in sliding fit with the side wall of the mounting groove, the two moving toothed plates (354) are both meshed with the rotating gear (353), the fixed plate (355) symmetry sets up on two portable pinion racks (354) and is located the lateral wall of mounting panel (351), two fixed plate (355) all with mounting panel (351) sliding fit.

5. A soldering apparatus for a flexible wiring board according to claim 2, wherein: the tin supply piece (34) comprises a support frame (341), a tin supply plate (342), a tin supply roller (343) and a plurality of fixing rings (344), the two ends of the support frame (341) are arranged at the tops of two movable frames (36), the tin supply plate (342) is vertically arranged at the top of the support frame (341), the tin supply roller (343) is rotatably connected to the tin supply plate (342), and the fixing rings (344) are equidistantly arranged on the side wall of the movable plate (321).

6. A soldering apparatus for a flexible wiring board according to claim 2, wherein: the flattening component (4) comprises a flattening motor (41), a first flattening roller (42), a second flattening roller (43), two flattening plates (44) and two flattening cylinders (45), the two flattening plates (44) are respectively arranged on the two moving frames (36), each flattening plate (44) is provided with a moving groove (441), the moving grooves (441) are provided with moving blocks (442) in sliding fit with the moving grooves, the bottom of each moving block (442) is provided with two symmetrically arranged connecting springs (443), two ends of each connecting spring (443) are respectively fixedly connected with the moving blocks (442) and the moving grooves (441), the two flattening cylinders (45) are respectively arranged at the tops of the two flattening plates (44), output ends of the two flattening cylinders (45) are vertically and downwards arranged, and output ends of each flattening cylinder (45) are fixedly connected with the corresponding moving blocks (442), the two ends of the first flattening roller (42) are respectively arranged on the two moving blocks (442) and are rotationally connected with the two moving blocks (442), the two ends of the second flattening roller (43) are respectively arranged on the two flattening plates (44) and are rotationally connected with the two flattening plates (44), and the flattening motor (41) is arranged on the side wall of one of the moving frames (36) and is fixedly connected with one end of the flattening motor (41) and the other end of the second flattening roller (43).

7. A soldering apparatus for a flexible wiring board according to claim 1, wherein: the feeding assembly (2) comprises a feeding roller (21) and a supporting frame (22), the supporting frame (22) is vertically arranged at one end of the mounting frame (1), and the feeding roller (21) is rotatably connected to the supporting frame (22).

8. A soldering apparatus for a flexible wiring board according to claim 1, wherein: winding component (5) are including locating rack (51), rolling motor (52), wind-up roll (53) and first drive gear (54), locating rack (51) set up the other end at mounting bracket (1), rolling motor (52) set up on the lateral wall of locating rack (51), the one end setting of wind-up roll (53) is on locating rack (51) and rotate with locating rack (51) and be connected, the output shaft fixed connection of first drive gear (54) and rolling motor (52), be equipped with second drive gear (55) with first drive gear (54) meshing on wind-up roll (53).