CN112475521A

CN112475521A - Get rid of pin surface oxide and go out electric iron of tin automatically

Info

Publication number: CN112475521A
Application number: CN202011321518.7A
Authority: CN
Inventors: 程蔚巍; 杨子程
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-03-12

Abstract

The invention provides an electric soldering iron capable of removing oxides on the surface of a pin and automatically discharging tin, and belongs to the technical field of electronic tools. It has been solved current work such as pin is polished, edulcoration and has needed the operation of multistep to go on, and not only very trouble occupies plenty of time moreover, influences work efficiency's problem. The electric soldering iron capable of removing the surface oxides of the pins and automatically discharging tin comprises a shell, wherein an opening is formed in the upper end of the shell, two grooves are formed in the lower end of the shell, a working space is limited in the shell, and a box body is fixedly connected to the lower end face of the shell. The electric soldering iron capable of removing the oxide on the surface of the pin and automatically discharging tin is more convenient and labor-saving to use and has higher efficiency.

Description

Get rid of pin surface oxide and go out electric iron of tin automatically

Technical Field

The invention belongs to the technical field of electronic tools, and relates to an electric soldering iron capable of removing oxides on the surface of a pin and automatically discharging tin.

Background

Because electronic components is bare for a long time leaks and can cause the pin surface to take place oxidation, corrosion in the air, when follow-up components and parts weld and make the process, need handle the oxide and the corrosion on pin surface, avoid influencing the communication effect after the welding, current processing mode is mostly polished, processing such as polishing to the pin, utilize the electric iron to weld once more after the completion of pending, the operation of multistep is not only very troublesome, occupy a large amount of time moreover, influence work efficiency.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides an electric soldering iron capable of removing oxides on the surfaces of pins and automatically discharging tin.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a get rid of electric iron of pin surface oxide and automatic tin that goes out, includes the casing, the casing upper end is equipped with the opening, and the lower extreme is equipped with two recesses, it has work space to inject in the casing, the lower terminal surface of casing has linked firmly the box, it has first arrangement chamber to inject in the box, the right side inner wall of box is equipped with the control block, the right-hand member face of box is equipped with the welding block, be located on the right-hand member wall of box it has first through-hole to open the logical welding block top, be equipped with power unit in the casing, be located in the casing the power unit top is equipped with storage mechanism, be equipped with the guiding mechanism who leads to the tin bar in the lower terminal wall of casing, be equipped with in the box by power unit driven edulcoration mechanism, the right-hand member face of box is.

Before using this electric iron, at first place soldering tin book in storage mechanism department, utilize centre gripping instruments such as tweezers, place electronic components's pin in edulcoration mechanism department, trigger power unit, power unit drives storage mechanism and guiding mechanism on the one hand, carries the tin bar from sending to the first through-hole department on the box right-hand member wall, accomplishes the welding through the welding piece on the box right-hand member face.

On the other hand power unit drives edulcoration mechanism and carries out work, polishes through edulcoration mechanism on electronic components pin, handles the oxide on elementary gas spare pin surface to firm when guaranteeing the welding.

As preferred, power unit is including seting up slide in the wall of casing left end, sliding connection has the slider in the slide, the lower terminal surface of slider with first compression spring has been linked firmly between the bottom of slide, the left end face of slider has linked firmly the handle, the right-hand member face of slider has linked firmly the plectrum, the left side inner wall of casing has linked firmly the bracing piece, it is connected with the roller axle to rotate on the bracing piece, the lower extreme of roller axle extends to the intracavity is settled to the second that the wall was injectd under the casing, the roller axle is located the cover is equipped with first bevel gear on the part of intracavity is settled to the second, the roller axle is located the cover is equipped with plectrum matched with roller on the part in the workspace, the roller axle is located roller top cover is equipped with second bevel gear.

When the electric soldering iron is used, the handle is pushed to slide downwards on the left end face of the shell, the sliding process of the handle drives the sliding block to move downwards in the slide way, the sliding block moves downwards in the process, on one hand, a first compression spring between the lower end face of the sliding block and the bottom end of the slide way is compressed to store force, on the other hand, the sliding block stirs the roller to rotate in a working space through the poking piece, the roller shaft on the supporting rod is driven to rotate when the roller rotates, in the rotating process of the roller shaft, on the one hand, the first bevel gear in the second placement cavity is driven to rotate to provide power for the operation of the guiding mechanism and the impurity removing mechanism, on the other hand, the roller shaft drives the second bevel gear in.

Preferably, the material storage mechanism comprises a supporting block fixedly arranged on the inner wall of the left side of the shell, a second through hole is formed in the right end wall of the shell, a polished rod matched with the supporting block is connected in the second through hole in a sliding mode, a soldering tin coil body is sleeved on the polished rod, a first chain wheel is sleeved on the supporting block, the inner wall of the left side of the shell is located below the supporting block and is rotatably connected with a gear shaft, a second chain wheel is sleeved on the gear shaft, a first chain is connected between the second chain wheel and the first chain wheel in a transmission mode, and a third bevel gear meshed with a second bevel gear of the power mechanism is sleeved on the left side of the second chain wheel on the gear shaft.

Before using this electric iron, with the polished rod along the roll-off of second through-hole in the supporting block, put into workspace along the opening of casing upper end with soldering tin book body, make soldering tin book body middle through-hole and supporting block correspond, treat that soldering tin book body is placed after, insert the polished rod in the supporting block along the second through-hole once more, after starting power unit, power unit's second bevel gear and third bevel gear mesh mutually, drive the gear shaft through the third bevel gear and rotate, through the transmission between first sprocket, second sprocket and first chain when the gear shaft rotates, drive the supporting block and rotate in workspace, when power unit moves promptly, storage mechanism drives soldering tin book body and rotates in workspace, accomplish the step of loosening soldering tin.

Preferably, the guide mechanism comprises an optical axis which is rotatably arranged between the inner walls of the front side and the rear side of the second placing cavity, a fourth bevel gear meshed with the first bevel gear of the power mechanism is sleeved on the optical axis, a first belt pulley is sleeved on the optical axis behind the fourth bevel gear, the groove of the lower end wall of the shell is respectively and rotatably connected with a rotating shaft a and a rotating shaft b, the rotating shaft a is positioned on the left side of the center line of the shell, the rotating shafts b are positioned on the right side of the center line of the shell, each rotating shaft is respectively sleeved with a guide component, a gear a and a second belt pulley are sequentially sleeved on the rotating shaft a behind the guide assembly, a gear b and a first reel are sequentially sleeved on the rotating shaft b behind the guide assembly, the gear a is meshed with the gear b, and a belt is in transmission connection between the second belt pulley and the first belt pulley.

When power unit's first bevel gear rotated, first bevel gear meshed with the fourth bevel gear, it rotated at the second arrangement intracavity to drive the optical axis through the fourth bevel gear, it rotated at the second arrangement intracavity to drive first belt pulley when the optical axis rotated, first belt pulley through with the transmission between second belt pulley and belt, it rotates in the recess of end wall under the casing to drive pivot a, pass through the meshing between gear an and gear b when pivot a rotated, it rotates in the recess of end wall under the casing to drive pivot b, when pivot a and pivot b rotated, drive two direction subassemblies respectively and rotate in opposite directions, provide power for the transport of tin bar.

As preferred, the direction subassembly is established including the cover the epaxial axle sleeve of commentaries on classics, the axle sleeve have linked firmly two at least U type grooves, and is a plurality of the circumferencial direction equipartition along the axle sleeve is at the periphery side of axle sleeve in U type inslot sliding connection has the lug, every the lug with first extension spring has been linked firmly between the bottom in U type groove, the direction subassembly is still including rotating the setting respectively work space with first leading wheel in the first arrangement intracavity.

The shaft sleeve is driven to rotate when the rotating shaft rotates, the shaft sleeve generates centrifugal force in the rotating process, the convex block slides towards the outside of the U-shaped groove under the action of the centrifugal force, the first stretching spring between the convex block and the bottom end of the U-shaped groove is stretched to store force, the two opposite rotating convex blocks generate friction with the tin bar in a contact manner, the tin bar guided by the first guide wheel is driven to move downwards through the friction force, automatic conveying of the tin bar is realized, the convex block is arranged in the U-shaped groove in a sliding manner, when the convex block is in contact with the tin bar, the convex block is extruded by the tin bar to slide towards the inside of the U-shaped groove, the first stretching spring is compressed, the hard contact between the convex block and the tin bar is avoided, and the tin bar.

Preferably, the impurity removing mechanism comprises a fifth bevel gear meshed with the fourth bevel gear, the lower end surface of the fifth bevel gear is rotatably connected with a gear shaft extending into the first accommodating cavity, a sixth bevel gear is sleeved on the part of the gear shaft located in the first accommodating cavity, the left inner wall of the box body is fixedly connected with a first base, a first roller is rotatably connected with the first base, a seventh bevel gear meshed with the sixth bevel gear is sleeved on the first roller, an eccentric wheel is sleeved on the first roller and located on the right side of the seventh bevel gear, a second base is fixedly connected with the left inner wall of the box body and located below the first base, a second roller is rotatably connected with the second base, an impeller matched with the eccentric wheel is sleeved on the second roller, and a third chain wheel is sleeved on the second roller and located on the right side of the impeller, the lower extreme of box is equipped with the edulcoration subassembly.

When the fourth bevel gear of the guide mechanism rotates, the fourth bevel gear is meshed with the fifth bevel gear, the gear shaft is driven to rotate through the fifth bevel gear, the gear shaft drives the sixth bevel gear in the first arrangement cavity to rotate when rotating, the sixth bevel gear is meshed with the seventh bevel gear in the rotating process, the seventh bevel gear drives the first roller to rotate in the first base, the first roller intermittently stirs the impeller through the eccentric wheel, the impeller drives the second roller to intermittently rotate in the second base, the second roller drives the third sprocket to intermittently rotate in the first arrangement cavity in the rotating process, and power is provided for operation of the impurity removal assembly.

Preferably, the edulcoration subassembly is including fixed the setting the box lower extreme extends to first settle the U type piece in the intracavity, it has the gear chamber to inject in the U type piece, rotate between the left and right sides inner wall in gear chamber and be connected with the mandrel, the cover is equipped with the fourth sprocket on the mandrel, the fourth sprocket with the transmission is connected with the second chain between the third sprocket, lie in on the mandrel the left and right sides of fourth sprocket is equipped with the second reel respectively, two the second reel is bilateral symmetry about the central line of mandrel and distributes, the lower extreme opening part of U type piece is equipped with two edulcoration parts, two the edulcoration part is bilateral symmetry about the central line of U type piece and distributes.

Because the third sprocket carries out intermittent type nature rotation in first arrangement intracavity, when the third sprocket rotates, the third sprocket drives the mandrel through the transmission between fourth sprocket and second chain and rotates in the gear chamber, and the gear chamber rotates the in-process and drives two second reels and rotate in the gear chamber, provides power for the operation of edulcoration part.

Preferably, the impurity removing part comprises a sliding groove arranged in the U-shaped block, a moving block is connected in the sliding groove in a sliding mode, a second extension spring is fixedly connected between the lower end face of the moving block and the bottom end of the sliding groove, a first cord is connected between the upper end face of the moving block and the second reel in a transmission mode, a first friction plate is fixedly connected to the end face of one side, close to the center line of the first friction plate, of the moving block, a second friction plate is connected in the first friction plate in a sliding mode, and a second compression spring is fixedly connected between the second friction plate and the bottom end of the first friction plate.

When the second reel winds the two first ropes, the first ropes pull the moving block to move upwards in the sliding groove, the second tension spring between the lower end face of the moving block and the bottom end of the sliding groove is stretched to store force, when the second reel stops winding the first ropes, the moving block is subjected to upward external force to disappear, the stretched second tension spring resets to drive the moving block to move downwards in the sliding groove, and the moving block is controlled to perform reciprocating sliding up and down in the sliding groove by intermittently winding the first ropes on the second reel.

The moving block drives the first friction plate and the second friction plate to slide up and down in the U-shaped block in the sliding process, pins of the components such as the resistor are polished and subjected to impurity removal, the second friction plate is arranged at the lower end of the first friction plate in a sliding mode, when the second friction plate is in end face contact with the electronic components such as the resistor, the second friction plate is extruded by the end face of the electronic components such as the resistor to slide in the first friction plate, and the second friction plate is prevented from being in direct hard contact with the end face of the component to cause damage to the end face.

Preferably, the cleaning mechanism includes a first guide cavity defined in the lower end wall of the housing, a second guide cavity defined in the right end wall of the housing, a slide rail fixedly connected to the right end face of the housing, a cleaning plate slidably connected to the slide rail, a third compression spring fixedly connected between the cleaning plate and the bottom end of the slide rail, a second cord drivingly connected between the cleaning plate and the first reel of the guide mechanism, and a second guide wheel rotatably connected to the first guide cavity and the second guide cavity for guiding the second cord.

When the guide mechanism works, the first reel of the guide mechanism winds the second rope guided by the second guide wheel, the cleaning plate is pulled to slide towards the inside of the slide rail through the second rope, the third compression spring between the cleaning plate and the slide rail is compressed to store force, when the first reel of the guide mechanism is reset to the second rope after the tin bar is welded, the compressed third compression spring resets, the cleaning plate is pushed to slide towards the outside of the slide rail, the welded block after welding is cleaned, excessive soldering tin is prevented from being attached to the surface of the welded block, the welding effect of the hard welded block is achieved, meanwhile, the cleaning plate can be driven to swing in the slide rail in the resetting process of the third compression spring, and the soldering tin attached to the cleaning plate and cleaned from the slide rail can be thrown away through the swinging of the cleaning plate.

Compared with the prior art, the electric soldering iron capable of removing the oxide on the surface of the pin and automatically discharging tin has the following advantages:

1. due to the connection of the transmission relation in the electric soldering iron, the operation of the power mechanism can drive the material storage mechanism and the guide mechanism to complete the self-feeding and conveying of the tin bar, and can drive the impurity removal mechanism to treat the oxide on the surface of the pin of the component, and meanwhile, the guide mechanism can indirectly drive the cleaning mechanism to quickly clean the welding of the residual tin bar on the surface after welding.

2. Because guiding mechanism's lug slides and sets up in U type inslot for when guiding mechanism accomplished the transport to the tin bar, avoided lug and tin bar to take place rigid contact again, made the tin bar flatten respectively and cause deformation, protected the tin bar.

3. Because the second friction plate is arranged in the first friction plate in a sliding manner, when the second friction plate is in contact with the end face of the electronic component with the pins, the second friction plate slides towards the first friction plate, so that the damage to the end face caused by the fact that the second friction plate is directly in hard contact with the end face of the component is avoided.

Drawings

FIG. 1 is a sectional view of the whole structure of the electric soldering iron for removing the oxide on the surface of the pin and automatically discharging tin.

Fig. 2 is a partially enlarged schematic view of the invention at a in fig. 1.

Fig. 3 is a partially enlarged schematic view of the invention at B in fig. 1.

Fig. 4 is a cross-sectional view taken along the line C-C of fig. 3 in accordance with the present invention.

Fig. 5 is a cross-sectional view taken in the direction D-D of fig. 3 in accordance with the present invention.

Fig. 6 is an enlarged partial schematic view at E of fig. 1 of the present invention.

Fig. 7 is a cross-sectional view taken in the direction F-F of fig. 6 in accordance with the present invention.

Fig. 8 is an enlarged partial schematic view of the invention at G in fig. 1.

Fig. 9 is an enlarged partial schematic view at H of fig. 8 of the present invention.

Fig. 10 is an enlarged partial schematic view at I of fig. 1 of the present invention.

FIG. 11 is an enlarged partial schematic view at J of FIG. 1 in accordance with the present invention.

In the figure, a housing 10, a working space 11, a second through hole 12, a support block 13, a polish rod 14, a first sprocket 15, a solder roll body 16, a gear shaft 17, a third bevel gear 18, a second sprocket 19, a first chain 20, a second bevel gear 21, a roller shaft 22, a first guide wheel 24, a slideway 25, a slider 26, a handle 27, a plectrum 28, a roller 29, a second placing cavity 30, a first bevel gear 31, an optical shaft 32, a fourth bevel gear 33, a first belt pulley 34, a belt 35, a fifth bevel gear 36, a gear shaft 37, a rotating shaft 38, a shaft sleeve 39, a U-shaped groove 40, a projection 41, a first tension spring 42, a second belt pulley 43, a gear 44, a first reel 45, a second rope 46, a first guide cavity 47, a second guide wheel 48, a box 49, a first placing cavity 50, a sixth bevel gear 51, a seventh bevel gear 52, a first base 53, a first 54, an eccentric 55, a second eccentric wheel 52, a second guide wheel, the second base 56, the second roller 57, the impeller 58, the third sprocket 59, the second chain 60, the control block 61, the second guide cavity 62, the first through hole 63, the slide rail 64, the cleaning plate 65, the third compression spring 66, the U-shaped block 67, the gear cavity 68, the mandrel 69, the fourth sprocket 70, the second reel 71, the first cord 72, the slide groove 73, the moving block 74, the second extension spring 75, the first friction plate 76, the second compression spring 77, the second friction plate 78, the first compression spring 79, the support rod 80 and the welding block 81.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, an electric soldering iron capable of removing oxides on surfaces of pins and automatically discharging tin comprises a shell 10, an opening is formed in the upper end of the shell 10, two grooves are formed in the lower end of the shell 10, a working space 11 is limited in the shell 10, a box body 49 is fixedly connected to the lower end face of the shell 10, a first accommodating cavity 50 is limited in the box body 49, a control block 61 is arranged on the inner wall of the right side of the box body 49, a welding block 81 is arranged on the right end face of the box body 49, a first through hole 63 is formed in the position, above the welding block 81, of the right end wall of the box body 49, a power mechanism is arranged in the shell 10, a storage mechanism is arranged above the power mechanism in the shell 10, a guide mechanism for guiding tin bars is arranged in the lower end wall of the shell 10, an impurity removal mechanism driven by the power mechanism is arranged.

Before using this electric iron, at first place soldering tin book in storage mechanism department, utilize centre gripping instruments such as tweezers, place electronic components's pin in edulcoration mechanism department, trigger power unit, power unit drives storage mechanism and guiding mechanism on the one hand, carries the tin bar to first through-hole 63 department on the box 49 right-hand member wall from sending, accomplishes the welding through welding piece 81 on the box 49 right-hand member face.

As shown in fig. 1, the power mechanism includes a slide 25 provided in a left end wall of the housing 10, a slide 26 is slidably connected to the slide 25, a first compression spring 79 is fixedly connected between a lower end surface of the slide 26 and a bottom end of the slide 25, a handle 27 is fixedly connected to a left end surface of the slide 26, a dial 28 is fixedly connected to a right end surface of the slide 26, a support rod 80 is fixedly connected to a left inner wall of the housing 10, a roller shaft 22 is rotatably connected to the support rod 80, a lower end of the roller shaft 22 extends into a second placement cavity 30 defined by the lower end wall of the housing 10, a first bevel gear 31 is sleeved on a portion of the roller shaft 22 located in the second placement cavity 30, a roller 29 matched with the dial 28 is sleeved on a portion of the roller shaft 22 located in the working space 11, and a second bevel gear 21 is sleeved on the portion of the.

When the electric soldering iron is used, the handle 27 is pushed to slide downwards on the left end face of the shell 10, the sliding process of the handle 27 drives the sliding block 26 to move downwards in the slide way 25, in the downward moving process of the sliding block 26, on one hand, the first compression spring 79 between the lower end face of the sliding block 26 and the bottom end of the slide way 25 is compressed to store force, on the other hand, the sliding block 26 stirs the roller 29 to rotate in the working space 11 through the poking piece 28, the roller 29 drives the roller shaft 22 on the supporting rod 80 to rotate when rotating, in the rotating process of the roller shaft 22, on the one hand, the first bevel gear 31 in the second arrangement cavity 30 is driven to rotate to provide power for the operation of the guiding mechanism and the impurity removing mechanism, on the other hand, the roller shaft 22 drives the second bevel gear 21 in the.

As shown in fig. 1 and 2, the storing mechanism includes a supporting block 13 fixedly disposed on the left inner wall of the housing 10, a second through hole 12 is opened on the right end wall of the housing 10, a polish rod 14 matched with the supporting block 13 is slidably connected to the second through hole 12, a solder roll body 16 is sleeved on the polish rod 14, a first sprocket 15 is sleeved on the supporting block 13, a gear shaft 17 is rotatably connected to the lower portion of the supporting block 13 on the left inner wall of the housing 10, a second sprocket 19 is sleeved on the gear shaft 17, a first chain 20 is connected between the second sprocket 19 and the first sprocket 15 in a transmission manner, and a third bevel gear 18 meshed with a second bevel gear 21 of the power mechanism is sleeved on the left side of the gear shaft 17 on the second sprocket 19.

Before the electric soldering iron is used, the polished rod 14 slides out of the supporting block 13 along the second through hole 12, the soldering tin roll body 16 is placed into the working space 11 along the opening at the upper end of the shell 10, the through hole in the middle of the soldering tin roll body 16 corresponds to the supporting block 13, after the soldering tin roll body 16 is placed, the polished rod 14 is inserted into the supporting block 13 along the second through hole 12 again, after the power mechanism is started, the second bevel gear 21 of the power mechanism is meshed with the third bevel gear 18, the gear shaft 17 is driven to rotate through the third bevel gear 18, the supporting block 13 is driven to rotate in the working space 11 through transmission among the first chain wheel 15, the second chain wheel 19 and the first chain 20 when the gear shaft 17 rotates, namely, when the power mechanism runs, the storage mechanism drives the soldering tin roll body 16 to rotate in the working space 11, and the step of solder loosening is completed.

As shown in figure 1 of the drawings, in which, as shown in fig. 3 and 4, the guiding mechanism includes an optical axis 32 rotatably disposed between the inner walls of the front and rear sides of the second accommodating cavity 30, a fourth bevel gear 33 engaged with the first bevel gear 31 of the power mechanism is sleeved on the optical axis 32, a first belt pulley 34 is sleeved on the optical axis 32 behind the fourth bevel gear 33, a rotating shaft 38a and a rotating shaft 38b are respectively rotatably connected to the groove of the lower end wall of the housing 10, the rotating shaft 38a is located on the left side of the center line of the housing 10, the rotating shaft 38b is located on the right side of the center line of the housing 10, a guiding assembly is respectively sleeved on each rotating shaft 38, a gear 44a and a second belt pulley 43 are sequentially sleeved on the rotating shaft 38a behind the guiding assembly, a gear 44b and a first winding wheel 45 are sequentially sleeved on the rotating shaft 38b behind the guiding assembly, the gear 44a is engaged with the gear 44b, and a belt 35 is drivingly connected between.

When the first bevel gear 31 of the power mechanism rotates, the first bevel gear 31 is meshed with the fourth bevel gear 33, the fourth bevel gear 33 drives the optical shaft 32 to rotate in the second accommodating cavity 30, the optical shaft 32 drives the first belt pulley 34 to rotate in the second accommodating cavity 30, the first belt pulley 34 drives the rotating shaft 38a to rotate in the groove of the lower end wall of the shell 10 through transmission between the second belt pulley 43 and the belt 35, the rotating shaft 38a drives the rotating shaft 38b to rotate in the groove of the lower end wall of the shell 10 through meshing between the gear 44a and the gear 44b when rotating, and the rotating shaft 38a and the rotating shaft 38b respectively drive the two guide assemblies to rotate in opposite directions to provide power for conveying the tin bars.

As shown in fig. 3, 4 and 5, the guiding assembly includes a shaft sleeve 39 sleeved on the rotating shaft 38, at least two U-shaped grooves 40 are fixedly connected to the shaft sleeve 39, the U-shaped grooves 40 are uniformly distributed on the outer peripheral side of the shaft sleeve 39 along the circumferential direction of the shaft sleeve 39, a protruding block 41 is slidably connected in each U-shaped groove 40, a first extension spring 42 is fixedly connected between each protruding block 41 and the bottom end of the U-shaped groove 40, and the guiding assembly further includes a first guide wheel 24 rotatably disposed in the working space 11 and the first accommodating cavity 50, respectively.

The rotating shaft 38 drives the shaft sleeve 39 to rotate when rotating, the shaft sleeve 39 generates centrifugal force in the rotating process, the bump 41 slides towards the outside of the U-shaped groove 40 under the action of the centrifugal force, the first stretching spring 42 between the bump 41 and the bottom end of the U-shaped groove 40 is stretched to store force, the two bumps 41 rotating in opposite directions are in contact with the tin bar to generate friction, the tin bar guided by the first guide wheel 24 is driven to move downwards through the friction force, automatic conveying of the tin bar is achieved, the bump 41 is arranged in the U-shaped groove 40 in a sliding mode, when the bump 41 is in contact with the tin bar, the bump 41 is extruded by the tin bar to slide towards the inside of the U-shaped groove 40, the first stretching spring 42 is compressed, hard contact between the bump 41 and the tin bar is avoided, and the tin bar is not flattened to.

As shown in fig. 1, 6 and 7, the impurity removing mechanism includes a fifth bevel gear 36 engaged with a fourth bevel gear 33, a gear shaft 37 extending into a first mounting cavity 50 is rotatably connected to a lower end surface of the fifth bevel gear 36, a sixth bevel gear 51 is sleeved on a portion of the gear shaft 37 located in the first mounting cavity 50, a first base 53 is fixedly connected to a left inner wall of the box 49, a first roller 54 is rotatably connected to the first base 53, a seventh bevel gear 52 engaged with the sixth bevel gear 51 is sleeved on the first roller 54, an eccentric wheel 55 is sleeved on the first roller 54 on a right side of the seventh bevel gear 52, a second base 56 is fixedly connected to a lower portion of the first base 53 on the left inner wall of the box 49, a second roller 57 is rotatably connected to the second base 56, an impeller 58 engaged with the eccentric wheel 55 is sleeved on the second roller 57, a third sprocket 59 is sleeved on the second roller 57 on a right side of the impeller 58, the lower end of the box body 49 is provided with an impurity removing component.

When the fourth bevel gear 33 of the guiding mechanism rotates, the fourth bevel gear 33 is meshed with the fifth bevel gear 36, the gear shaft 37 is driven to rotate by the fifth bevel gear 36, the gear shaft 37 drives the sixth bevel gear 51 in the first arranging cavity 50 to rotate, the sixth bevel gear 51 is meshed with the seventh bevel gear 52 in the rotating process, the seventh bevel gear 52 drives the first roller 54 to rotate in the first base 53, the first roller 54 intermittently drives the impeller 58 by the eccentric wheel 55, the impeller 58 drives the second roller 57 to intermittently rotate in the second base 56, and the second roller 57 drives the third chain wheel 59 to intermittently rotate in the first arranging cavity 50 in the rotating process, so that power is provided for the operation of the impurity removing component.

As shown in fig. 1, 6 and 8, the impurity removing assembly comprises a U-shaped block 67 fixedly arranged at the lower end of the box body 49 and extending into the first placing cavity 50, a gear cavity 68 is defined in the U-shaped block 67, a mandrel 69 is rotatably connected between the inner walls of the left side and the right side of the gear cavity 68, a fourth chain wheel 70 is sleeved on the mandrel 69, a second chain 60 is connected between the fourth chain wheel 70 and the third chain wheel 59 in a transmission manner, second reels 71 are respectively sleeved on the left side and the right side of the fourth chain wheel 70 on the mandrel 69, the two second reels 71 are distributed in bilateral symmetry about the center line of the mandrel 69, two impurity removing components are arranged at the opening at the lower end of the U-shaped block 67, and the two impurity removing components are distributed in bilateral symmetry about the center line.

Because the third chain wheel 59 intermittently rotates in the first mounting cavity 50, when the third chain wheel 59 rotates, the third chain wheel 59 drives the mandrel 69 to rotate in the gear cavity 68 through the transmission between the fourth chain wheel 70 and the second chain 60, and the gear cavity 68 drives the two second reels 71 to rotate in the gear cavity 68 in the rotating process so as to provide power for the operation of the impurity removing component.

As shown in fig. 8 and 9, the impurity removing part includes a sliding groove 73 formed in the U-shaped block 67, a moving block 74 is connected in the sliding groove 73 in a sliding manner, a second extension spring 75 is fixedly connected between a lower end surface of the moving block 74 and a bottom end of the sliding groove 73, a first cord 72 is connected between an upper end surface of the moving block 74 and the second reel 71 in a transmission manner, a first friction plate 76 is fixedly connected to an end surface of one side of the moving block 74 close to a center line of the first friction plate 76, a second friction plate 78 is connected in the first friction plate 76 in a sliding manner, and a second compression spring 77 is fixedly connected between the second friction plate 78 and the bottom end of the first friction plate 76.

When the second reel 71 winds two first cords 72, the first cords 72 pull the moving block 74 to move upwards in the sliding groove 73, the second tension spring 75 between the lower end surface of the moving block 74 and the bottom end of the sliding groove 73 is stretched to accumulate force, when the second reel 71 stops winding the first cords 72, the upward external force applied to the moving block 74 disappears, the stretched second tension spring 75 is reset to drive the moving block 74 to move downwards in the sliding groove 73, and the moving block 74 is controlled to perform reciprocating sliding up and down in the sliding groove 73 through intermittent winding of the first cords 72 by the second reel 71.

The moving block 74 drives the first friction plate 76 and the second friction plate 78 to slide up and down in the U-shaped block 67 in the sliding process, pins of components such as resistors are polished and subjected to impurity removal, the second friction plate 78 is arranged at the lower end of the first friction plate 76 in a sliding mode, when the second friction plate 78 is in end face contact with the electronic components such as resistors, the second friction plate 78 is squeezed by the end face of the electronic components such as resistors to slide in the first friction plate 76, and the second friction plate 78 is prevented from being in direct hard contact with the end face of the components to cause damage to the end face.

As shown in fig. 1, 10 and 11, the cleaning mechanism includes a first guide cavity 47 defined in the lower end wall of the casing 10, a second guide cavity 62 defined in the right end wall of the casing 49, a slide rail 64 fixedly connected to the right end face of the casing 49, a cleaning plate 65 slidably connected to the slide rail 64, a third compression spring 66 fixedly connected between the cleaning plate 65 and the bottom end of the slide rail 64, a second cord 46 drivingly connected between the cleaning plate 65 and the first reel 45 of the guide mechanism, and second guide wheels 48 rotatably connected to the first guide cavity 47 and the second guide cavity 62 for guiding the second cord 46.

When the guide mechanism works, the first reel 45 of the guide mechanism winds the second rope 46 guided by the second guide wheel 48, the cleaning plate 65 is pulled by the second rope 46 to slide towards the inside of the slide rail 64, the third compression spring 66 between the cleaning plate 65 and the slide rail 64 is compressed to store force, when the first reel 45 of the guide mechanism is reset to the second rope 46 after tin bar welding is completed, the compressed third compression spring 66 resets to push the cleaning plate 65 to slide towards the outside of the slide rail 64, the welded welding block 81 is cleaned, excessive soldering tin attached to the surface of the welding block 81 is avoided, the welding effect of the hard welding block 81 is achieved, meanwhile, the third compression spring 66 can drive the cleaning plate 65 to swing in the slide rail 64 in the resetting process, and the soldering tin attached to the cleaning plate 65 and cleaned from the slide rail 64 can be thrown away through the swinging of the cleaning plate 65.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a get rid of pin surface oxide and go out electric iron of tin automatically, includes casing (10), casing (10) upper end is equipped with the opening, and the lower extreme is equipped with two recesses, its characterized in that: a working space (11) is limited in the shell (10), the lower end surface of the shell (10) is fixedly connected with a box body (49), a first placing cavity (50) is defined in the box body (49), a control block (61) is arranged on the right inner wall of the box body (49), a welding block (81) is arranged on the right end face of the box body (49), a first through hole (63) is arranged on the right end wall of the box body (49) and positioned above the welding block (81), a power mechanism is arranged in the shell (10), a material storage mechanism is arranged above the power mechanism in the shell (10), a guiding mechanism for guiding the tin bar is arranged in the lower end wall of the shell (10), an impurity removing mechanism driven by the power mechanism is arranged in the box body (49), and a cleaning mechanism for cleaning residual tin bars after welding is arranged on the right end face of the box body (49).

2. The electric soldering iron as claimed in claim 1, wherein the soldering iron is capable of removing oxides on the surface of the lead and automatically discharging tin, and the soldering iron comprises: the power mechanism comprises a slide way (25) arranged in the left end wall of the shell (10), a slide block (26) is connected in the slide way (25) in a sliding manner, a lower end face of the slide block (26) is fixedly connected with a first compression spring (79) between the bottom end of the slide way (25), a handle (27) is fixedly connected with the left end face of the slide block (26), a shifting sheet (28) is fixedly connected with the right end face of the slide block (26), a supporting rod (80) is fixedly connected with the left inner wall of the shell (10), a roller shaft (22) is rotatably connected onto the supporting rod (80), the lower end of the roller shaft (22) extends into a second placing cavity (30) limited by the lower end wall of the shell (10), a first bevel gear (31) is sleeved on the part, located in the second placing cavity (30), of the roller shaft (22) located in the working space (11) and sleeved with a roller (29) matched with the shifting sheet (28), the roller shaft (22) is sleeved with a second bevel gear (21) above the roller (29).

3. The electric soldering iron as claimed in claim 2, wherein the soldering iron is capable of removing oxides on the surface of the lead and automatically discharging tin, and the soldering iron comprises: the storing mechanism comprises a supporting block (13) fixedly arranged on the inner wall of the left side of the shell (10), a second through hole (12) is formed in the right end wall of the shell (10), a polish rod (14) matched with the supporting block (13) is connected in the second through hole (12) in a sliding manner, the polished rod (14) is sleeved with a soldering tin coil body (16), the supporting block (13) is sleeved with a first chain wheel (15), a gear shaft (17) is rotatably connected to the inner wall of the left side of the shell (10) below the supporting block (13), a second chain wheel (19) is sleeved on the gear shaft (17), a first chain (20) is connected between the second chain wheel (19) and the first chain wheel (15) in a transmission way, and a third bevel gear (18) meshed with a second bevel gear (21) of the power mechanism is sleeved on the left side of the second chain wheel (19) on the gear shaft (17).

4. The electric soldering iron as claimed in claim 2, wherein the soldering iron is capable of removing oxides on the surface of the lead and automatically discharging tin, and the soldering iron comprises: guiding mechanism is including rotating the setting and being in optical axis (32) between the cavity (30) front and back both sides inner wall are settled to the second, the cover is equipped with on optical axis (32) with power unit first bevel gear (31) engaged with fourth bevel gear (33), lie in on optical axis (32) the rear cover of fourth bevel gear (33) is equipped with first belt pulley (34), the groove of casing (10) lower end wall rotates respectively and is connected with pivot (38a) and pivot (38b), pivot (38a) are located the left side of casing (10) central line, pivot (38b) are located the right side of casing (10) central line, every be equipped with the direction subassembly on pivot (38) respectively, the rear that lies in the direction subassembly on pivot (38a) is equipped with gear (44a) and second belt pulley (43) in proper order, pivot (38b) are equipped with gear (44b) and first reel (45 b) in proper order in the rear that lies in the direction subassembly ) The gear (44a) is meshed with the gear (44b), and a belt (35) is in transmission connection between the second belt pulley (43) and the first belt pulley (34).

5. The electric soldering iron as claimed in claim 4, wherein the soldering iron is capable of removing oxides on the surface of the lead and automatically discharging tin, and the soldering iron comprises: the direction subassembly establishes including the cover axle sleeve (39) on pivot (38), the U type groove (40) of having linked firmly two at least of axle sleeve (39), a plurality of the circumferencial direction equipartition of axle sleeve (39) is followed in U type groove (40) is at the periphery side of axle sleeve (39), every sliding connection has lug (41) in U type groove (40), every lug (41) with first extension spring (42) have been linked firmly between the bottom of U type groove (40), the direction subassembly is still including rotating the setting respectively work space (11) with first leading wheel (24) in settling chamber (50).

6. The electric soldering iron as claimed in claim 4, wherein the soldering iron is capable of removing oxides on the surface of the lead and automatically discharging tin, and the soldering iron comprises: the impurity removing mechanism comprises a fifth bevel gear (36) meshed with the fourth bevel gear (33), the lower end face of the fifth bevel gear (36) is rotatably connected with a gear shaft (37) extending into the first arranging cavity (50), a sixth bevel gear (51) is sleeved on the part, located in the first arranging cavity (50), of the gear shaft (37), a first base (53) is fixedly connected to the inner wall of the left side of the box body (49), a first rolling shaft (54) is rotatably connected to the first base (53), a seventh bevel gear (52) meshed with the sixth bevel gear (51) is sleeved on the first rolling shaft (54), an eccentric wheel (55) is sleeved on the right side of the seventh bevel gear (52) on the first rolling shaft (54), a second base (56) is fixedly connected to the inner wall of the left side of the box body (49) and located below the first base (53), the utility model discloses a trash bin, including first base (56), second roller bearing (57), the cover is equipped with on second roller bearing (57) with eccentric wheel (55) matched with impeller (58), lie in on second roller bearing (57) the right side cover of impeller (58) is equipped with third sprocket (59), the lower extreme of box (49) is equipped with the edulcoration subassembly.

7. An electric soldering iron as claimed in claim 5 for removing oxides from the surface of a pin and automatically dispensing tin therefrom, wherein: the impurity removing component comprises a U-shaped block (67) which is fixedly arranged at the lower end of the box body (49) and extends into the first placing cavity (50), a gear cavity (68) is defined in the U-shaped block (67), a mandrel (69) is rotatably connected between the inner walls of the left side and the right side of the gear cavity (68), a fourth chain wheel (70) is sleeved on the mandrel (69), a second chain (60) is connected between the fourth chain wheel (70) and the third chain wheel (59) in a transmission way, second reels (71) are respectively sleeved on the left side and the right side of the fourth chain wheel (70) on the mandrel (69), the two second reels (71) are distributed in a left-right symmetrical mode around the center line of the mandrel (69), two impurity removing parts are arranged at the lower end opening of the U-shaped block (67), and the two impurity removing parts are symmetrically distributed on the left and right of the center line of the U-shaped block (67).

8. The electric soldering iron as claimed in claim 7, wherein the soldering iron is capable of removing oxides on the surface of the lead and automatically discharging tin, and comprises: the impurity removing component comprises a sliding groove (73) formed in the U-shaped block (67), a moving block (74) is connected in the sliding groove (73) in a sliding mode, a second extension spring (75) is fixedly connected between the lower end face of the moving block (74) and the bottom end of the sliding groove (73), a first rope (72) is connected between the upper end face of the moving block (74) and the second reel (71) in a transmission mode, a first friction plate (76) is fixedly connected to the end face, close to the center line of the first friction plate (76), of one side of the moving block (74), a second friction plate (78) is connected in the first friction plate (76) in a sliding mode, and a second compression spring (77) is fixedly connected between the second friction plate (78) and the bottom end of the first friction plate (76).

9. The electric soldering iron as claimed in claim 4, wherein the soldering iron is capable of removing oxides on the surface of the lead and automatically discharging tin, and the soldering iron comprises: the cleaning mechanism comprises a first guide cavity (47) defined in the lower end wall of the shell (10), a second guide cavity (62) is defined in the right end wall of the box body (49), a sliding rail (64) is fixedly connected to the right end face of the box body (49), a cleaning plate (65) is connected in the sliding rail (64) in a sliding mode, a third compression spring (66) is fixedly connected between the cleaning plate (65) and the bottom end of the sliding rail (64), a second rope (46) is connected between the cleaning plate (65) and a first reel (45) of the guide mechanism in a transmission mode, and second guide wheels (48) for guiding the second rope (46) are respectively and rotatably connected in the first guide cavity (47) and the second guide cavity (62).