CN115106609A

CN115106609A - Electronic product welding table convenient for fixing circuit board

Info

Publication number: CN115106609A
Application number: CN202211044576.9A
Authority: CN
Inventors: 林贤伟
Original assignee: Huaxun Information Technology Research Shenzhen Co ltd
Current assignee: Zhongkezhiwei Information Technology (Shenzhen) Co.,Ltd.
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-09-27
Anticipated expiration: 2042-08-30
Also published as: CN115106609B

Abstract

The invention discloses an electronic product welding table convenient for fixing a circuit board, which comprises a box body, a rotary elastic clamping component, a self-inflating extrusion fixing component, a self-locking rotating component, a rotatable magnetic fixing component, a smoke purification air heating component and a rotary residue cleaning component, wherein the rotary elastic clamping component, the self-inflating extrusion fixing component, the self-locking rotating component, the rotatable magnetic fixing component, the smoke purification air heating component and the rotary residue cleaning component are all arranged on the inner side of the box body, and the rotary residue cleaning component is arranged on the upper side of the smoke purification air heating component. Compared with the prior art, the invention has the advantages that: can utilize the electric iron to produce unnecessary heat radiation through the fixed subassembly of self-inflating formula extrusion and recycle, not only to the firm of circuit board fixing, and for the tradition carry out fixed circuit board operation simple and convenient more with the bolt, greatly practiced thrift the step fixed to the circuit board, improved welded efficiency.

Description

Electronic product welding table convenient for fixing circuit board

Technical Field

The invention relates to the field of electronic product production, in particular to an electronic product welding table convenient for fixing a circuit board.

Background

The electronic product is a related product based on electric energy, and mainly comprises: the electronic products are integrated into all corners of people's life, such as mobile phones, televisions, video recorders, camcorders, radios, radio recorders, combined sound boxes, computers, mobile communication products and the like, and the electronic products belong to electronic products, such as mobile phones, computers, televisions and game machines which are usually entertained and watched by people, and some advanced equipment required by learning and experiments, and bring great benefits to the life and work of people.

In the production process of electronic products, a circuit board of the electronic product needs to be welded with a chip on a welding table, and the current welding table has the following defects in use:

1. when the circuit board is welded, some smoke is generated, and if the circuit board is not treated, the human health is damaged;

2. when the circuit board is fixed, most of the circuit board is fixed on the welding table through a fixing hole in the circuit board by a bolt, and the circuit board needs an extra using tool for fixing, so that the fixing is complicated;

3. when a chip is welded, generally, one hand is used for holding an electric soldering iron, the other hand is used for holding a soldering tin wire, and the components cannot be stably fixed by redundant hands, so that the welding effect is influenced;

4. the soldering bit has residual soldering tin when in use, the soldering bit is usually rubbed on a soaked high-temperature-resistant sponge at present, so that the soldering bit needs to be continuously and manually controlled to scratch and rub on a high-temperature sea surface, and the phenomenon that the residual soldering bit is adhered and remained is common is caused, so that the residue on a welding table needs to be frequently cleaned when a chip is welded, the operation is complicated, much time is occupied, and the welding efficiency is influenced;

5. when the electric soldering iron is used for soldering in winter, more energy consumption and more electric energy are wasted by the electric soldering iron in order to keep higher temperature.

Disclosure of Invention

The invention aims to solve the technical problems and provide an electronic product welding table convenient for fixing a circuit board, which can conveniently and rapidly support and fix the circuit board, purify smoke generated by welding and conveniently clean residual soldering tin on a soldering iron head, wherein the circuit board can be fixed without additionally using a bolt and a tool for fixing the bolt in the process of fixing the circuit board through a rotary elastic clamping component and a self-inflating type extrusion fixing component creatively, the heat radiation generated by the soldering iron is indispensably reused, a high-pressure air bag is expanded to extrude gas in a gas tank by means of the principle of thermal expansion and cold contraction, the gas is inflated and extruded through lower side areas of a PE pipe, a three-way ball valve, a pipeline three, a pipeline one and a pipeline two-pair piston, and then a piston is pushed to extrude a prism to fix an extrusion block, the circuit board is fixed stably, and compared with the traditional method of fixing the circuit board by using bolts, the method is simpler and more convenient.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: an electronic product welding table convenient for fixing a circuit board comprises a box body, a rotary elastic clamping assembly, a self-inflating extrusion fixing assembly, a self-locking rotating assembly, a rotatable magnetic fixing assembly, a smoke purification air heating assembly and a rotary residue cleaning assembly, wherein the rotary elastic clamping assembly, the self-inflating extrusion fixing assembly, the self-locking rotating assembly, the rotatable magnetic fixing assembly, the smoke purification air heating assembly and the rotary residue cleaning assembly are all arranged on the inner side of the box body, and the rotary residue cleaning assembly is arranged on the upper side of the smoke purification air heating assembly; the box body comprises a base, supporting legs connected to the lower side of the base, a square shell fixed on the upper side of the base through a buckle, and a toughened glass plate fixed at the upper end of the shell; the upper side of the base is connected with a metal frame and an electric soldering iron placed on the upper side of the metal frame, and the electric soldering iron comprises a shell and a soldering bit.

Further, rotary type elastic clamping subassembly includes that the pivot that runs through the base through the bearing is one, fix the carousel of a pivot upper end, fix the backup pad at carousel upside both ends and slide the prism that runs through respectively in the backup pad, and the prism of both sides is all connected in the one end that leaves mutually and is equipped with the limiting plate, prismatic outside cover is equipped with the spring that is connected with limiting plate and backup pad respectively one, two the prism is connected in the one end that is close to mutually and is equipped with splint, two the inboard of splint is equipped with the recess.

It is specific, from the fixed subassembly of inflatable extrusion including setting up in the embedding pipeline one in pivot one, setting cavity and the piston in the backup pad, the piston goes up and down to slide in the cavity, the prismatic upper end that runs through the cavity sets up, the extrusion piece that is equipped with the rubber material is connected to the upper end of piston, and the extrusion piece can offset with prismatic downside, be equipped with the bleeder vent with intercommunication in the cavity in the backup pad, the bleeder vent sets up the top at the piston, the lower side wall connection of piston is equipped with the spring two of being connected with cavity downside wall, the upper end of pipeline one is passed through pipeline two and cavity intercommunication, can make the piston rise when aerifing in two pairs of air through the pipeline.

Preferably, the lower end of the first pipeline is provided with a third pipeline which penetrates through the lower side of the base and extends to the upper side of the base through a rotary joint, the third pipeline is provided with a PE pipe through a three-way ball valve in a communicating mode, the end, close to the soldering bit, of the surface of the shell is connected with a gas tank, the end, close to the soldering bit, of the inner side of the gas tank is connected with a high-pressure gas bag, and the other end of the gas tank is communicated with the PE pipe.

Further, the rotatable magnetic fixing assembly comprises an elastic rope connected with the toughened glass plate, the other end of the elastic rope is connected with an electromagnet, and the upper surface of the rotary disc is made of a metal material capable of being attracted by the electromagnet.

Specifically, smoke purification air heating element includes the rose box that is connected with the shell, the barrel that communicates with rose box upper end and sets up the air pump on barrel one, the lower extreme of rose box is the opening setting, the rose box embedding is equipped with the active carbon, the surface of rose box is fixed with the sliding door through the buckle, can take out the active carbon when opening the sliding door, the connection is equipped with the heating wire that sets up in the active carbon below in the rose box.

Preferably, the rotary residue cleaning assembly comprises a frame body, a rotating shaft II which penetrates through one side of the frame body in a rotating mode through a bearing, and a rotating roller I which is connected with the rotating shaft II in the frame body, wherein a rotating shaft III is arranged at one end, close to the filter box, of the barrel body in a penetrating mode through the bearing in a rotating mode, a wind wheel is connected and arranged at one end, in the barrel body I, of the rotating shaft III, a rotating roller II is connected and arranged at one end, away from the wind wheel, of the rotating shaft III, the rotating roller II is arranged below the rotating roller I, rubber sleeves are connected and arranged on the surfaces of the rotating roller I and the rotating roller II, sliding columns are connected and arranged at the lower ends of the two sides of the frame body, a fixing block which is sleeved on the outer sides of the sliding columns in a sliding mode is connected and arranged on the outer side of the filter box, springs III which are respectively connected with the fixing block and the frame body are sleeved on the outer sides of the sliding columns, and a barrel body II is connected and arranged at one end, away from the rotating roller I, and a wetted high-temperature-resistant sponge is arranged in the second cylinder body.

Further, from locking-type rotating assembly including set up at the base upside and fix the worm wheel in pivot one outside, with worm wheel meshing setting worm and the rotation seat that the base is connected, the one end of worm with rotate the seat and rotate and be connected, bevel gear one is established in the other end connection of worm, the pivoted of lateral wall is connected and is equipped with pivot four on the base, the lower extreme connection of pivot four is equipped with bevel gear two that sets up with bevel gear one meshing, the upper end connection of pivot four is equipped with the knob.

Specifically, one side of shell is equipped with the through-hole of symmetry setting, the through-hole inner wall is equipped with the rubber circle through the connection of rubber tape.

Preferably, the inner wall of the groove is provided with a rubber pad.

Compared with the prior art, the invention has the advantages that:

1. the circuit board to be fixed can be rapidly and preliminarily clamped and fixed through the rotary elastic clamping assembly, and the circuit board can be operated by only one hand, so that the preliminary fixation is more convenient;

2. the self-inflating type extrusion fixing assembly can utilize the electric iron to generate redundant heat radiation for recycling, the high-pressure air bag is expanded to extrude gas in the air tank through the principle of expansion with heat and contraction with cold, the gas is inflated and extruded through the lower side areas of the two pairs of pistons of the PE pipe, the three-way ball valve, the pipeline III, the pipeline I and the pipeline II, and then the piston is pushed to enable the extrusion block to extrude the prism for fixing, so that the circuit board is fixed firmly, the operation is simpler and more convenient compared with the traditional circuit board fixing operation by using bolts, the steps of fixing the circuit board are greatly saved, and the welding efficiency is improved;

3. the rotatable magnetic fixing component can fix a chip to be welded on the turntable, and in addition, when the circuit board is fixed, the chip can be fixed even when the circuit board is rotated, so that the chip can be fixed when a plurality of pin positions of the chip are welded, the chip can be fixed without being fixed by hands, hands can be left out to hold a soldering tin wire and an electric soldering iron, the welding effect is better, and the welding is more convenient;

4. the welding space can be placed in the box body, so that the situation that the health of workers is affected by the escape of smoke generated by welding is avoided;

5. the smoke purifying air heating assembly can conveniently absorb and purify smoke generated by welding, so that the situation that the smoke accumulated in the box body escapes from the box body when the circuit board is taken out to influence the health of external workers is avoided, and in addition, the smoke is directly absorbed and purified, so that the shielding of the smoke on the sight line during welding can be reduced to a certain degree;

6. the air with the smoke removed can be heated and then discharged through the smoke purifying air heating assembly, so that the temperature of the air in the box body is convenient to improve, a warmer greenhouse can be formed in the box body in cold winter, on one hand, the hands are more comfortable, on the other hand, the speed of the temperature on the electric soldering iron which is reduced in winter is reduced, and the energy consumption of the electric soldering iron is reduced;

7. the self-locking rotating assembly can conveniently and fast adjust the rotating disc in the box body to rotate, so that the multi-angle adjusting rotating disc rotates, a fixed circuit board is convenient to adjust to rotate, the chip welding operation can be conveniently carried out on the circuit board in multiple angles, and in addition, the rotating disc can be stably fixed when the rotating disc stops rotating through a worm wheel and worm structure;

8. rotation type residue clearance subassembly can clear up soldering tin to the border position of soldering bit and remain, it is more convenient to operate, the clearance is thoroughly fast more, the time that is used for the clearance has been saved, the efficiency of welded has been improved indirectly, can provide power to rotation type residue clearance subassembly through smoke purification air heating subassembly, do not need other extra driver part, practice thrift the cost more, and can adjust rotation type residue clearance subassembly according to the demand of using and open at arbitrary moment.

Drawings

Fig. 1 is a perspective view showing the internal structure of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic perspective view of another perspective structure according to the present invention.

Fig. 4 is a schematic top view of the present invention.

FIG. 5 is a schematic sectional view of the position A-A in FIG. 4 according to the present invention.

FIG. 6 is a schematic top view of the fume cleaning air heating assembly and rotary debris removal assembly of the present invention.

FIG. 7 is a schematic perspective view of the smoke purifying air heating assembly and the rotary residue cleaning assembly of the present invention.

FIG. 8 is a schematic cross-sectional view of the position B-B in FIG. 6 according to the present invention.

Fig. 9 is an enlarged view of the position a in fig. 5 according to the present invention.

Fig. 10 is an enlarged structure diagram of the position B in fig. 1 according to the present invention.

Fig. 11 is a schematic view of the rotatable magnetic fastening assembly of the present invention.

Fig. 12 is a schematic perspective view of the housing of the present invention.

Fig. 13 is a schematic view of the internal structure of the gas cylinder of the present invention.

Fig. 14 is a perspective view of the turntable of the present invention.

Fig. 15 is an enlarged view of the position C in fig. 14 according to the present invention.

As shown in the figure: 1. a box body; 2. a rotary resilient clamping assembly; 3. a self-inflating extrusion fixture assembly; 4. a self-locking rotating assembly; 5. a rotatable magnetic securing assembly; 6. a smoke purifying air heating assembly; 7. a rotary residue cleaning assembly; 8. a base; 9. a housing; 10. tempering the glass plate; 11. a metal frame; 12. a housing; 13. a soldering bit; 14. a first rotating shaft; 15. a turntable; 16. a support plate; 17. a prism; 18. a limiting plate; 19. a splint; 20. a cavity; 21. a first pipeline; 22. a high pressure air bag; 23. a piston; 24. an elastic cord; 25. extruding the block; 26. a second pipeline; 27. a rotary joint; 28. a third pipeline; 29. a three-way ball valve; 30. a PE pipe; 31. a gas tank; 32. a groove; 33. an electromagnet; 34. a first cylinder body; 35. an air pump; 36. activated carbon; 37. sliding the door; 38. an electric heating wire; 39. a frame body; 40. a second rotating shaft; 41. rotating the first roller; 42. a rotating shaft III; 43. a wind wheel; 44. rotating the roller II; 45. a sliding post; 46. a fixed block; 47. a second cylinder body; 48. high temperature resistant sponge; 49. a worm gear; 50. a worm; 51. a rotating shaft IV; 52. a rubber ring; 53. a filter box.

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

Referring to the attached drawings 1, 2, 3 and 4, an electronic product welding table convenient for fixing a circuit board comprises a box body 1, a rotary elastic clamping component 2, a self-inflating extrusion fixing component 3, a self-locking rotating component 4, a rotatable magnetic fixing component 5, a smoke purification air heating component 6 and a rotary residue cleaning component 7, wherein the rotary elastic clamping component 2, the self-inflating extrusion fixing component 3, the self-locking rotating component 4, the rotatable magnetic fixing component 5, the smoke purification air heating component 6 and the rotary residue cleaning component 7 are all arranged on the inner side of the box body 1, and the rotary residue cleaning component 7 is arranged on the upper side of the smoke purification air heating component 6; the box body 1 comprises a base 8, supporting legs connected to the lower side of the base 8, a square shell 9 fixed on the upper side of the base 8 through a buckle, and a toughened glass plate 10 fixed at the upper end of the shell 9; the upside of base 8 is connected and is equipped with metal frame 11 and places the electric iron at the 11 upside of metal frame, the electric iron includes casing 12 and soldering bit 13, carry out swift fixed with the circuit board through rotary type elastic clamping subassembly 2 and self-inflating formula extrusion fixed subassembly 3, 4 be convenient for adjust carousel 15 to rotate from locking-type runner assembly, can fix the chip on the circuit board through rotatable magnetism fixed subassembly 5, smog that smog purification air heating element 6 produced the welding is absorbed and is purified, the soldering tin residue on the soldering bit 13 is convenient for clear up through rotation type residue clearance subassembly 7, soldering bit 13 is convenient for place through metal frame 11, can observe the condition in box 1 through toughened glass board 10.

Referring to fig. 1, 2, 4 and 5, the rotary elastic clamping assembly 2 includes a first rotating shaft 14 penetrating through a base 8 through a bearing, a rotating disc 15 fixed at an upper end of the first rotating shaft 14, support plates 16 fixed at two ends of an upper side of the rotating disc 15, and prisms 17 respectively sliding on the support plates 16, the prisms 17 at two sides are connected with a limit plate 18 at one end away from each other, springs i respectively connected with the limit plate 18 and the support plates 16 are sleeved outside the prisms 17, clamping plates 19 are connected at one ends of the two prisms 17 close to each other, grooves 32 are formed at inner sides of the two clamping plates 19, when a circuit board is mounted, the circuit board is held by only one hand, one of the clamping plates 19 is supported by one end of the circuit board, the prisms 17 slide on the support plate 16 at the moment, when the prisms 17 slide to a certain degree, the other end of the circuit board is rotated to align with the grooves 32 on the corresponding clamping plate 19, go on producing pulling force to limiting plate 18 through spring one, and then produce to the power in opposite directions to two prisms 17, and then press from both sides tight support through two splint 19 and live the circuit board, carry out preliminary support to the circuit board and fix, prism 17's setting can be avoided prism 17 to rotate when sliding.

Referring to fig. 1, 2, 5, 9, 10, 12 and 13, the self-inflating extrusion fixing assembly 3 includes a first pipe 21 embedded in a first rotating shaft 14, a cavity 20 and a piston 23 disposed in a support plate 16, the piston 23 slides up and down in the cavity 20, the prism 17 is disposed through the upper end of the cavity 20, an extrusion block 25 made of rubber is connected to the upper end of the piston 23, the extrusion block 25 is capable of abutting against the lower side of the prism 17, the support plate 16 is provided with a vent hole communicated with the cavity 20, the vent hole is disposed above the piston 23, a second spring connected to the lower side wall of the cavity 20 is connected to the lower side wall of the piston 23, the upper end of the first pipe 21 is communicated with the cavity 20 through a second pipe 26, the piston 23 can ascend when the air is inflated through the second pipe 26, the lower end of the first pipe 21 is communicated with a second spring through a rotary joint 27, and extends through the lower side of the base 8 to the upper side of the base 8 The third pipeline 28, the third pipeline 28 is provided with a PE pipe 30 through a three-way ball valve 29, the surface of the casing 12 is provided with a gas tank 31 at one end close to the soldering iron 13, the inner side of the gas tank 31 is provided with a high-pressure gas bag 22 at one end close to the soldering iron 13, the other end of the gas tank 31 is communicated with the PE pipe 30, the soldering iron 13 is heated by opening an electric iron, the gas tank 31 is heated by heat radiation generated on the soldering iron 13, the high-pressure gas bag 22 is further heated, the high-pressure gas bag 22 expands in the gas tank to extrude gas in the gas tank 31 through the principle of thermal expansion and cold contraction, the extruded gas is used for inflating the cavity 20 through the PE pipe 30, the three-way ball valve 29, the third pipeline 28, the first pipeline 21 and the second pipeline 26 to push the piston 23 to slide, so as to push the extrusion block 25 to extrude the prism 17, so as to firmly extrude and fix the prism 17, and the extruded air above the piston 23 can be discharged through a vent hole, fix the circuit board that presss from both sides tightly promptly when fixing prism 17, do not need extra other instruments such as through the bolt to fix when fixed circuit board, the heat radiation that produces through the electric iron is recycled, and is fixed more convenient.

Referring to fig. 1, 3, 5 and 11, the rotatable magnetic fixing assembly 5 includes an elastic cord 24 connected to the tempered glass plate 10, an electromagnet 33 is connected to the other end of the elastic cord 24, the upper surface of the turntable 15 is made of a metal material capable of being attracted by the electromagnet 33, when a chip is placed on the circuit board, the electromagnet 33 is pulled to be placed on the upper side of the chip, the electromagnet 33 is turned on to generate an attraction force on the upper surface of the turntable 15, the chip is fixed on the upper side of the circuit board, the attraction force generated by the electromagnet 33 is greater than the pulling force of the elastic cord 24, and when the turntable 15 rotates, the fixed chip rotates along with the turntable 15, so that the stitch welding operation can be performed at different angles of the chip.

Referring to fig. 1, 6, 7 and 8, the smoke purifying air heating assembly 6 includes a filter box 53 connected to the housing 9, a first barrel 34 connected to an upper end of the filter box 53, and an air pump 35 disposed on the first barrel 34, a lower end of the filter box 53 is open, the filter box 53 is embedded with activated carbon 36, a sliding door 37 is fixed to a surface of the filter box 53 by a buckle, the activated carbon 36 can be taken out when the sliding door 37 is opened, a heating wire 38 disposed below the activated carbon 36 is connected to the filter box 53, the air pump 35 is opened to suck smoke at a position where the filter box is welded, the smoke is purified by the activated carbon 36, and purified air is discharged through a lower side of the filter box 53, and in addition, the heating wire 38 is opened to increase a temperature of the discharged air, and the position of the sliding door 37 can be opened, the activated carbon 36 filtered multiple times is easily replaced.

Referring to fig. 1, 6 and 7, the rotary residue cleaning assembly 7 includes a frame 39, a second rotating shaft 40 penetrating through one side of the frame 39 through rotation of a bearing, and a first rotating roller 41 connected with the second rotating shaft 40 in the frame 39, the first cylinder 34 is provided with a third rotating shaft 42 penetrating through the end near the filter box 53 through rotation of a bearing, the third rotating shaft 42 is provided with a wind wheel 43 connected with one end in the first cylinder 34, the third rotating shaft 42 is provided with a second rotating roller 44 connected with one end far from the wind wheel 43, the second rotating roller 44 is arranged below the first rotating roller 41, the surfaces of the first rotating roller 41 and the second rotating roller 44 are respectively provided with a rubber sleeve in a connecting manner, the lower ends of two sides of the frame 39 are respectively provided with a sliding column 45 in a connecting manner, the outer side wall of the filter box 53 is provided with a fixed block 46 slidably sleeved on the outer side of the sliding column 45, the outer side of the sliding column 45 is sleeved with a third spring respectively connected with the fixed block 46 and the frame 39, the second rotating shaft 40 is connected with a second barrel 47 at one end far away from the first rotating roller 41, a soaked high-temperature-resistant sponge 48 is arranged in the second barrel 47, the wind wheel 43 can be turned to rotate through the air of the first barrel 34, the second rotating roller 44 is driven to rotate through the third rotating shaft 42, when the soldering tin on the soldering iron head 13 on the soldering iron is cleaned, the soldering iron head 13 is held and placed in the second barrel 47 to be slightly pressed, at the moment, the sliding column 45 slides on the fixing block 46, the first rotating roller 41 is abutted against the second rotating roller 44, the first rotating roller 41 can be rotated when the second rotating roller 44 rotates, the second barrel 47 is driven to rotate by matching with the second rotating shaft 40, the high-temperature-resistant sponge 48 in the second barrel 47 is driven to slightly rotate to clean the soldering iron head 13, and the soldering tin residues can be sufficiently cleaned by only slightly rotating the soldering iron head 13, corresponding traditional manual clearance, the efficiency of clearance is higher, and the effect is better.

Referring to fig. 1, 14 and 15, the self-locking rotating assembly 4 includes a worm wheel 49 disposed on the upper side of the base 8 and fixed on the outer side of the first rotating shaft 14, a worm 50 engaged with the worm wheel 49, and a rotating base connected to the base 8, one end of the worm 50 is rotatably connected to the rotating base, the other end of the worm 50 is connected to the first bevel gear, the upper side wall of the base 8 is rotatably connected to a fourth rotating shaft 51, the lower end of the fourth rotating shaft 51 is connected to a second bevel gear engaged with the first bevel gear, the upper end of the fourth rotating shaft 51 is connected to a knob, the rotation of the fourth rotating shaft 51 can be driven by rotating the knob, the worm 50 is driven to rotate by the first bevel gear and the second bevel gear, the first rotating shaft 14 is driven by the worm wheel 49 to rotate, the turntable 15 is further driven to rotate, the fixed circuit board can be driven to rotate, and pins of chips can be conveniently welded at multiple angles, in addition, when the rotary disc rotates, the first pipeline 21 rotates and the third pipeline 28 does not rotate through the action of the rotary joint 27.

Referring to fig. 1 and 2, through holes are symmetrically formed in one side of the housing 9, rubber rings 52 are connected to the inner walls of the through holes through rubber belts, a hand penetrates into the case 1 through the through holes, the arm is closed through the rubber rings 52, arms with different thicknesses can be adapted through the rubber belts and the rubber rings 52, and after the arm is closed, on one hand, a heat insulation effect can be achieved, namely, air containing temperature in the case 1 can be prevented from escaping out of the case 1, and on the other hand, air containing welding smoke can be prevented from escaping out of the case 1.

Referring to fig. 5, the inner wall of the groove 32 is provided with a rubber pad, and the two sides of the circuit board are pressed and fixed more stably through the rubber pad.

The working principle and the using process of the invention are as follows:

the shell 9 is fixed on the upper side of the base 8 through a buckle, so that the shell 9 is taken down from the base 8, and the circuit board is further fixed;

when the circuit board is installed, the circuit board is held by only one hand, one end of the circuit board abuts against one clamping plate 19, the prism 17 slides on the supporting plate 16, when the prism 17 slides to a certain degree, the other end of the circuit board is rotated to be aligned with the groove 32 on the corresponding clamping plate 19, the limiting plate 18 is pulled through the first spring, opposite forces are generated on the two prisms 17, the circuit board is clamped and supported through the two clamping plates 19, preliminary supporting and fixing are performed on the circuit board, and the prism 17 can be prevented from rotating when the prism 17 slides;

after the circuit board is preliminarily fixed, the shell 9 is sleeved on the base 8 to be fixed, a hand penetrates into the shell 9 through the through hole to heat the soldering iron head 13, heat radiation generated on the soldering iron head 13 heats the air tank 31 and further heats the high-pressure air bag 22, the high-pressure air bag 22 expands in the air tank to extrude air in the air tank 31 through the principle of thermal expansion and cold contraction, the extruded air is filled in the cavity 20 through the PE pipe 30, the three-way ball valve 29, the pipeline three 28, the pipeline one 21 and the pipeline two 26 to push the piston 23 to slide, the extrusion block 25 is further pushed to extrude the prism 17, the prism 17 is further stably extruded and fixed, the air extruded above the piston 23 can be discharged through the air holes, the clamped circuit board is fixed when the prism 17 is fixed, the circuit board is not required to be additionally fixed through other tools such as bolts, the heat radiation generated by the electric soldering iron is reused, so that the fixing is more convenient;

before welding a chip, the chip needs to be fixed, when the chip is placed on a circuit board, the electromagnet 33 is pulled to be placed on the upper side of the chip, the electromagnet 33 is turned on to generate suction force on the upper surface of the turntable 15, the chip is fixed on the upper side of the circuit board, the suction force generated by the electromagnet 33 is larger than the tension force of the elastic rope 24, when the turntable 15 rotates, the fixed chip can rotate along with the turntable 15, and stitch welding operation can be performed at different angles of the chip conveniently;

certain welding smoke is generated in the welding process, the smoke needs to be treated, the air pump 35 is opened to suck the smoke at the welding position, the smoke is purified through the activated carbon 36, and the purified air is discharged through the lower side of the filter box 53, besides, the temperature of the discharged air can be increased by opening the heating wire 38, the position of the sliding door 37 can be opened, and the activated carbon 36 which is filtered for multiple times can be conveniently replaced;

when the soldering tin on the soldering iron head 13 is cleaned, the soldering iron head 13 is placed in the second cylinder 47 to be slightly pressed by holding the electric soldering iron, at the moment, the sliding column 45 slides on the fixing block 46 to enable the first rotating roller 41 to be abutted against the second rotating roller 44, the first rotating roller 41 can be rotated when the second rotating roller 44 rotates, the second cylinder 47 is driven to rotate by matching with the second rotating shaft 40, and then the high-temperature-resistant sponge 48 in the second cylinder 47 is driven to rotate to clean the soldering iron head 13, the soldering iron head 13 can be sufficiently cleaned by slightly rotating the soldering iron head 13, compared with the traditional manual cleaning, the cleaning efficiency is higher, the effect is better, after the soldering iron head 13 is taken out of the second cylinder 47, the frame body 39 is driven to rise through the action of the spring III to enable the first rotating roller 41 to be not contacted with the second rotating roller 44 any more, the second cylinder 47 can be rotated only when the soldering tin residue on the soldering iron head 13 is cleaned, the high-temperature-resistant sponge 48 is prevented from continuously rotating in the second cylinder 47 to accelerate water flowing in the high-temperature-resistant sponge 48;

when a fixed circuit board needs to be rotated, the rotating knob can drive the rotating shaft IV 51 to rotate, the worm 50 is driven to rotate by matching with the bevel gear I and the bevel gear II, the rotating shaft I14 is driven to rotate by matching with the worm wheel 49, and then the rotating disc 15 is driven to rotate, the fixed circuit board can be driven to rotate, pins of chips can be conveniently welded at multiple angles, and the pipeline III 28 cannot rotate while the pipeline I21 rotates under the action of the rotary joint 27;

after welding, the air pump 35, the electric iron and the electromagnet 33 are closed, the hand is pulled out at the through hole position, the shell 9 is taken down from the base 8, the three-way ball valve 29 is rotated to deflate, the gas in the cavity 20 is discharged, the gas is discharged from the three-way ball valve 29 through the second pipeline 26, the first pipeline 21 and the third pipeline 28, the piston 23 is pulled to move downwards through the action of the second spring, the extrusion block 25 does not extrude and fix the prism 17 any more, the prism 17 can freely slide on the support plate 16, the circuit board is convenient to take down, when the circuit board is taken down, the circuit board is held to abut against one clamping plate 19 to slide, after the other side of the circuit board is separated from the corresponding clamping plate 19, the circuit board is rotated to take down, along with cooling after the electric iron is closed, the high-pressure air bag 22 can contract in the air tank 31, the three-way ball valve 29 is closed before next use (when the three-way ball valve 29 is closed, the PE pipe 30 is communicated with the third pipeline 28, the three-way ball valve 29 is opened to deflate the PE pipe 30 and the third pipeline 28), so that the circuit board can be continuously fixed next time.

The operation process of the invention is just repeated in the next operation.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an electronic product welding bench convenient to circuit board is fixed which characterized in that: the automatic smoke purification device comprises a box body (1), a rotary type elastic clamping component (2), a self-inflating type extrusion fixing component (3), a self-locking type rotating component (4), a rotatable magnetic fixing component (5), a smoke purification air heating component (6) and a rotary type residue cleaning component (7), wherein the rotary type elastic clamping component (2), the self-inflating type extrusion fixing component (3), the self-locking type rotating component (4), the rotatable magnetic fixing component (5), the smoke purification air heating component (6) and the rotary type residue cleaning component (7) are all arranged on the inner side of the box body (1), and the rotary type residue cleaning component (7) is arranged on the upper side of the smoke purification air heating component (6);

the box body (1) comprises a base (8), supporting legs connected to the lower side of the base (8), a shell (9) fixed to the upper side of the base (8) in a square shape through a buckle, and a toughened glass plate (10) fixed to the upper end of the shell (9); the upper side of the base (8) is connected with a metal frame (11) and an electric soldering iron placed on the upper side of the metal frame (11), and the electric soldering iron comprises a shell (12) and a soldering iron head (13).

2. An electronic product soldering station as recited in claim 1, wherein: rotary type elastic clamping subassembly (2) include pivot (14) that run through base (8) through the bearing, fix carousel (15) on pivot (14), fix backup pad (16) at carousel (15) upside both ends and slide prism (17) that run through respectively on backup pad (16), the prism (17) of both sides are all connected in the one end that separates mutually and are equipped with limiting plate (18), the outside cover of prism (17) is equipped with the spring that is connected respectively with limiting plate (18) and backup pad (16), two prism (17) are equipped with splint (19), two in the one end connection that is close to mutually the inboard of splint (19) is equipped with recess (32).

3. An electronic product soldering station as recited in claim 2, wherein: the self-inflating extrusion fixing component (3) comprises a first pipeline (21) embedded in a first rotating shaft (14), a cavity (20) arranged in a support plate (16) and a piston (23), the piston (23) is lifted and slides in the cavity (20), the prism (17) is arranged through the upper end of the cavity (20), the upper end of the piston (23) is connected with an extrusion block (25) made of rubber, the extrusion block (25) can be abutted against the lower side of the prism (17), the supporting plate (16) is provided with an air hole communicated with the cavity (20), the air holes are arranged above the piston (23), the lower side wall of the piston (23) is connected with a second spring connected with the lower side wall of the cavity (20), the upper end of the first pipeline (21) is communicated with the cavity (20) through a second pipeline (26), when the air is inflated through the second pipe (26), the piston (23) can be lifted.

4. An electronic product soldering station as defined in claim 3, wherein: the lower extreme of pipeline one (21) is equipped with the downside that runs through base (8) and extends to the pipeline three (28) of base (8) upside through swivel joint (27) intercommunication, pipeline three (28) are equipped with PE pipe (30) through tee bend ball valve (29) intercommunication, casing (12) surface is being equipped with gas pitcher (31) in the one end connection of being close to soldering iron (13), gas pitcher (31) inboard is being connected in the one end of being close to soldering iron (13) and is being equipped with high-pressure gasbag (22), the other end and the PE pipe (30) intercommunication of gas pitcher (31).

5. An electronic product soldering station as recited in claim 4, wherein: rotatable magnetic fixing component (5) include stretch cord (24) be connected with toughened glass board (10), the other end of stretch cord (24) is connected and is equipped with electro-magnet (33), the upper surface of carousel (15) is the metal material that can be attracted by electro-magnet (33).

6. An electronic product soldering station as recited in claim 5, wherein: smog purification air heating subassembly (6) include filter box (53) that are connected with shell (9), barrel (34) and the air pump (35) of setting on barrel (34) with filter box (53) upper end intercommunication, the lower extreme of filter box (53) is the opening setting, filter box (53) embedding is equipped with active carbon (36), the surface of filter box (53) is fixed with sliding door (37) through the buckle, can take out active carbon (36) when opening sliding door (37), filter box (53) in-connection is equipped with heating wire (38) that set up in active carbon (36) below.

7. An electronic product soldering station as recited in claim 6, wherein: the rotary type residue cleaning assembly (7) comprises a frame body (39), a rotating shaft II (40) penetrating through one side of the frame body (39) through bearing rotation and a rotating roller I (41) connected with the rotating shaft II (40) in the frame body (39), a rotating shaft III (42) is arranged at one end of a first barrel body (34) close to a filter box (53) through bearing rotation, a wind wheel (43) is connected and arranged at one end of the rotating shaft III (42) in the barrel body I (34), a rotating roller II (44) is connected and arranged at one end far away from the wind wheel (43), the rotating roller II (44) is arranged below the rotating roller I (41), rubber sleeves are connected and arranged on the surfaces of the rotating roller I (41) and the rotating roller II (44), sliding columns (45) are connected and arranged at the lower ends of the two sides of the frame body (39), a fixing block (46) arranged on the outer side of the sliding columns (45) is arranged and connected and arranged at the sliding sleeve of the outer side of the filter box (53), the outside cover of sliding column (45) is equipped with the spring three that is connected with fixed block (46) and framework (39) respectively, the one end connection of keeping away from live-rollers (41) of pivot two (40) is equipped with barrel two (47), be equipped with wetted high temperature resistant sponge (48) in barrel two (47).

8. An electronic product soldering station as recited in claim 7, wherein: the self-locking rotating assembly (4) comprises a worm wheel (49) arranged on the upper side of the base (8) and fixed on the outer side of the first rotating shaft (14), a rotating seat connected with a worm (50) arranged in a meshed mode with the worm wheel (49) and the base (8), one end of the worm (50) is connected with the rotating seat in a rotating mode, the other end of the worm (50) is connected with a first bevel gear, a fourth rotating shaft (51) is arranged on the base (8) in a rotating mode, the lower end of the fourth rotating shaft (51) is connected with a second bevel gear arranged in a meshed mode with the first bevel gear, and a knob is arranged at the upper end of the fourth rotating shaft (51) in a connecting mode.

9. An electronic product soldering station as recited in claim 8, wherein: one side of the shell (9) is provided with through holes which are symmetrically arranged, and the inner walls of the through holes are connected and provided with rubber rings (52) through rubber belts.

10. An electronic product soldering station as recited in claim 9, wherein: the inner wall of the groove (32) is provided with a rubber pad.