CN211727816U - Follow-on full-automatic soldering tin machine - Google Patents

Abstract

The utility model belongs to the technical field of automatic soldering tin equipment technique and specifically relates to indicate a follow-on full-automatic soldering tin machine, it includes the board, set up on the board and be used for holding the scaling powder of putting the scaling powder and store the stove, set up in the scaling powder mixing box of board, set up in the board and be used for storing the scaling powder that stove and scaling powder mixing box in and carry out circulation flow's circulation mechanism and set up in the board and be used for injecting the scaling powder feed mechanism of scaling powder into the scaling powder mixing box. The utility model discloses simple structure is compact, can store the scaling powder that the stove was held to the scaling powder and realize automatic circulation replenishment, need not the manual work and keeps watch on and replenish the scaling powder, and then improves production quality and efficiency.

Description

Follow-on full-automatic soldering tin machine

Technical Field

The utility model belongs to the technical field of automatic soldering tin equipment technique and specifically relates to indicate an improved generation full-automatic soldering tin machine.

Background

At present, in the process of processing electronic products, a soldering machine is often required to perform a soldering operation on a metal terminal of an electronic component, that is, the metal terminal is placed on a tin furnace to allow liquid tin to be uniformly and smoothly attached to the metal terminal. In the existing soldering machine, a soldering flux furnace or a soldering flux groove for holding soldering flux is provided, but after the soldering flux is used for a certain time, the soldering flux performance is reduced, and the soldering flux is easy to deteriorate after being exposed in the air for a long time, so that the quality of the soldering flux is influenced.

Disclosure of Invention

An object of the utility model is to provide a follow-on full-automatic soldering tin machine to prior art's not enough, its simple structure is compact, can store the interior scaling powder of holding of stove and realize automatic circulation replenishment, need not artifical supervision and replenishment scaling powder, and then improves production quality and efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pair of follow-on full-automatic soldering tin machine, it includes the board, set up on the board and be used for holding the scaling powder of putting the scaling powder and store the stove, set up in the scaling powder mixing box of board, set up in the board and be used for storing the scaling powder that stove and scaling powder mixing box were carried out circulation flow's circulation mechanism and set up in the board and be used for injecting the scaling powder feed mechanism of scaling powder into the scaling powder mixing box to the scaling powder.

The circulation mechanism comprises a circulation liquid inlet pipe, a circulation liquid outlet pipe and a liquid flow driving device, one end of the circulation liquid inlet pipe is communicated with the soldering flux storage furnace, the other end of the circulation liquid inlet pipe is communicated with the output end of the liquid flow driving device, and the input end of the liquid flow driving device is communicated with the soldering flux mixing box through a first pipe body; and two ends of the circulating liquid outlet pipe are respectively communicated with the soldering flux storage furnace and the soldering flux mixing box.

Furthermore, the soldering flux storage furnace comprises an inner groove body and an outer groove body, openings are formed in the top of the inner groove body and the top of the outer groove body, and the inner groove body is arranged in the outer groove body and protrudes out of the top of the outer groove body; the circulating liquid outlet pipe comprises a first liquid outlet pipe, a second liquid outlet pipe and a third liquid outlet pipe, one end of the first liquid outlet pipe is communicated with the bottom of the inner tank body, the other end of the first liquid outlet pipe is communicated with the soldering flux mixing box, one end of the second liquid outlet pipe is communicated with the bottom of the outer tank body, the other end of the second liquid outlet pipe is communicated with the soldering flux mixing box, one end of the third liquid outlet pipe is communicated with the side wall of the outer tank body, and the other end of the third liquid outlet pipe is communicated with the soldering flux mixing box; the liquid outlet end of the circulating liquid inlet pipe is communicated with the top of the inner groove body.

Further, the lateral wall of outer cell body is provided with the liquid overflow mouth with the inner chamber intercommunication of outer cell body, the liquid overflow mouth is located the one end that is close to the top of outer cell body, the one end and the liquid overflow mouth intercommunication of third drain pipe, the other end and the scaling powder mixing box intercommunication of third drain pipe.

The soldering flux feeding mechanism comprises a first liquid storage barrel, a second liquid storage barrel, a first liquid supply device and a second liquid supply device, wherein the liquid inlet end of the first liquid supply device is communicated with the first liquid storage barrel through a first liquid conveying pipe, and the liquid outlet end of the first liquid supply device is communicated with a soldering flux mixing box through a second liquid conveying pipe; the liquid inlet end of the second liquid supply device is communicated with the second liquid storage barrel through a third liquid conveying pipe, and the liquid outlet end of the second liquid supply device is communicated with the soldering flux mixing box through a fourth liquid conveying pipe.

Furthermore, the soldering flux feeding mechanism also comprises a control system arranged in the machine table, and the control system is used for proportioning the liquid in the soldering flux mixing box; the control system is electrically connected with the first liquid supply device and the second liquid supply device respectively.

The side wall of the soldering flux mixing box is provided with a limiting liquid outlet, and the limiting liquid outlet is positioned at one end close to the top of the soldering flux mixing box; the board is provided with the liquid case that receives that is located one side of scaling powder mixing box, receive the liquid case and communicate with spacing liquid outlet via the second body.

The full-automatic soldering machine further comprises a manipulator and a soldering furnace, wherein the manipulator is arranged on the machine table, the soldering furnace is used for bearing soldering tin liquid, and the manipulator is used for picking up an external object to be soldered and driving the object to move to the soldering flux storage furnace and the soldering furnace respectively; the moving arm of the manipulator is made of hollow aluminum profiles.

Furthermore, the manipulator is provided with a tin scraping knife for scraping tin on the surface of the soldering tin liquid held by the soldering tin furnace, and one end of the tin scraping knife, which is close to the soldering tin furnace, is provided with an inclined plane.

Wherein, the bottom of board is provided with the weight box.

The utility model has the advantages that:

the utility model provides a pair of follow-on full-automatic soldering tin machine, the scaling powder that the scaling powder feed mechanism has been allocated to the scaling powder mixing box internal injection composition proportion, in process of production, the scaling powder in the circulation mechanism with the scaling powder mixing box is constantly carried to the scaling powder storage stove in, and simultaneously, the circulation mechanism also exports the scaling powder in the scaling powder storage stove back to the scaling powder mixing box in, from this to the scaling powder between scaling powder storage stove and the scaling powder mixing box realize constantly circulating flow, and then realize real-time replenishment to the scaling powder in the scaling powder storage stove, so that the scaling powder in the scaling powder storage stove keeps the liquid level unchangeable all the time, thereby do benefit to the welding quality who guarantees the article; meanwhile, the circulating mechanism continuously conveys the prepared soldering flux in the soldering flux mixing box to the soldering flux storage furnace so as to ensure that the soldering flux in the soldering flux storage furnace cannot deteriorate, thereby being beneficial to improving the welding quality of the object. The utility model has the advantages of simple structure compactness, the operation is reliable and stable, adopts circulation mechanism to store the stove and carries out real-time supplementary scaling powder through storing the scaling powder, can keep the liquid level of scaling powder unchangeable, can keep the purity of the scaling powder in the scaling powder stores the stove again, need not the manual work and often adds and change the scaling powder to production efficiency and quality have been improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front view of the back of the present invention;

fig. 3 is a schematic structural view of the circulation mechanism and the soldering flux feeding mechanism of the present invention;

FIG. 4 is a schematic structural view of a soldering flux storage furnace according to the present invention;

FIG. 5 is a sectional view of the soldering flux storage furnace of the present invention;

fig. 6 is a sectional view of the tin scraping knife of the present invention.

Description of the reference numerals

1. A machine platform; 11. a weight box; 2. a soldering flux storage furnace; 3. a soldering flux mixing box; 4. a circulating mechanism; 5. a soldering flux feeding mechanism; 6. a manipulator; 7. a tin soldering furnace; 21. an inner tank body; 22. an outer tank body; 221. a liquid overflow port; 31. limiting a liquid outlet; 32. a liquid collection box; 33. a second tube body; 41. circulating the liquid inlet pipe; 42. circulating the liquid outlet pipe; 43. a liquid flow driving device; 44. a first pipe body; 421. a first liquid outlet pipe; 422. a second liquid outlet pipe; 423. a third liquid outlet pipe; 51. a first liquid storage barrel; 52. a second liquid storage barrel; 53. a first liquid supply device; 54. a second liquid supply device; 55. a first infusion tube; 56. a second infusion tube; 57. a third infusion tube; 58. a fourth infusion tube; 61. a tin scraping knife; 611. a bevel; 62. and a moving drive mechanism.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, the utility model provides a pair of follow-on full-automatic soldering tin machine, it includes board 1, set up on board 1 and be used for holding the scaling powder of putting the scaling powder and store stove 2, set up in the scaling powder mixing box 3 of board 1, set up in board 1 and be used for storing the scaling powder that stove 2 and scaling powder mixing box 3 are stored to the scaling powder and carry out circulation flow's circulation mechanism 4 and set up in board 1 and be used for the scaling powder feed mechanism 5 of pouring into the scaling powder in the scaling powder mixing box 3.

In practical application, the scaling powder feeding mechanism 5 injects the scaling powder with the prepared component proportion into the scaling powder mixing box 3, in the production process, the circulating mechanism 4 continuously conveys the scaling powder in the scaling powder mixing box 3 into the scaling powder storage and discharge furnace 2, and meanwhile, the circulating mechanism 4 also conveys the scaling powder in the scaling powder storage and discharge furnace 2 back into the scaling powder mixing box 3, so that the continuous circulating flow of the scaling powder between the scaling powder storage and discharge furnace 2 and the scaling powder mixing box 3 is realized, the real-time supplement of the scaling powder in the scaling powder storage and discharge furnace 2 is realized, the liquid level of the scaling powder in the scaling powder storage and discharge furnace 2 is always kept unchanged, and the welding quality of an object is favorably ensured; meanwhile, the circulating mechanism 4 continuously conveys the prepared soldering flux in the soldering flux mixing box 3 into the soldering flux storage furnace 2, so that the soldering flux in the soldering flux storage furnace 2 is prevented from going bad, and the welding quality of objects is improved. The utility model has the advantages of simple and compact structure, the operation is reliable and stable, adopts circulation mechanism 4 to store stove 2 through storing the scaling powder and carries out the real-time supplementary scaling powder, can keep the liquid level of scaling powder unchangeable, can keep the scaling powder again and store the purity of the scaling powder in stove 2, need not the manual work and often adds and change the scaling powder to production efficiency and quality have been improved.

In the technical scheme, the circulation mechanism 4 comprises a circulation liquid inlet pipe 41, a circulation liquid outlet pipe 42 and a liquid flow driving device 43, one end of the circulation liquid inlet pipe 41 is communicated with the soldering flux storage and discharge furnace 2, the other end of the circulation liquid inlet pipe 41 is communicated with the output end of the liquid flow driving device 43, and the input end of the liquid flow driving device 43 is communicated with the soldering flux mixing box 3 through a first pipe body 44; and two ends of the circulating liquid outlet pipe 42 are respectively communicated with the soldering flux storage furnace 2 and the soldering flux mixing box 3.

In practical application, under the driving action of the liquid flow driving device 43, the soldering flux in the soldering flux mixing box 3 enters the liquid flow driving device 43 through the first pipe body 44, and then the liquid flow driving device 43 conveys the soldering flux from the circulating liquid inlet pipe 41 to the soldering flux storage furnace 2 so as to supplement the soldering flux; meanwhile, the soldering flux in the soldering flux storage furnace 2 flows into the soldering flux mixing box 3 through the circulating liquid outlet pipe 42, so that the circulating flow of the soldering flux is realized. Specifically, the liquid flow driving device 43 may adopt a peristaltic pump, and the soldering flux only contacts with the first tube 44 and the circulating liquid inlet tube 41 in the flow process, and does not need to contact with the pump body, so that the pollution of the soldering flux can be reduced; and the peristaltic pump has high output precision, high stability and high repetition precision, thereby ensuring that the soldering flux can be kept at an accurate liquid level, and avoiding unnecessary influence on the object caused by the fact that the soldering flux touches other places of the object.

Preferably, the soldering flux storage furnace 2 comprises an inner groove body 21 and an outer groove body 22, openings are formed in the top of the inner groove body 21 and the top of the outer groove body 22, the inner groove body 21 is arranged in the outer groove body 22 and protrudes out of the top of the outer groove body 22, namely the height of the inner groove body 21 is higher than that of the outer groove body 22, so that the soldering flux overflowing from the inner groove body 21 can flow to the outer groove body 22 along the outer wall of the inner groove body 21; the circulating liquid outlet pipe 42 comprises a first liquid outlet pipe 421, a second liquid outlet pipe 422 and a third liquid outlet pipe 423, one end of the first liquid outlet pipe 421 is communicated with the bottom of the inner tank body 21, the other end of the first liquid outlet pipe 421 is communicated with the soldering flux mixing box 3, one end of the second liquid outlet pipe 422 is communicated with the bottom of the outer tank body 22, the other end of the second liquid outlet pipe 422 is communicated with the soldering flux mixing box 3, one end of the third liquid outlet pipe 423 is communicated with the side wall of the outer tank body 22, and the other end of the third liquid outlet pipe 423 is communicated with the soldering flux mixing box 3; the liquid outlet end of the circulating liquid inlet pipe 41 is communicated with the top of the inner groove body 21.

In practical application, the first liquid outlet pipe 421 and the second liquid outlet pipe 422 are arranged to allow the soldering flux in the inner tank 21 and the soldering flux in the outer tank 22 to flow into the soldering flux mixing box 3 respectively; the liquid outlet end of the circulating liquid inlet pipe 41 is arranged above the opening of the inner groove body 21, so that the soldering flux is dripped into the inner groove body 21 from the upper part of the inner groove body 21 through the circulating liquid inlet pipe 41 under the action of the peristaltic pump, and the liquid supplementing precision of the soldering flux is improved; when the object is stained with the soldering flux, the soldering flux overflowing from the inner groove body 21 flows into the outer groove body 22 from the outer wall of the inner groove body 21, so as to prevent the soldering flux from flowing onto the machine table 1 to cause environmental pollution; when the amount of the flux in the outer tank 22 is too large, the flux can flow into the flux mixing box 3 from the side wall of the outer tank 22 through the third liquid outlet pipe 423 to be recovered, and further, the flux is prevented from overflowing onto the machine table 1, thereby ensuring the cleanness of the machine table 1.

Specifically, the scaling powder of 3 bottoms of flux mixing box is pumped again and flows to the top that the scaling powder stored stove 2 under the effect of circulation mechanism 4, because the scaling powder stores the position that stove 2 was higher than scaling powder mixing box 3, make the scaling powder store the scaling powder of stove 2 bottoms can flow back to scaling powder mixing box 3 via first drain pipe 421, second drain pipe 422 and third drain pipe 423 respectively under self gravity from this in, and then make the scaling powder can realize the circulation flow under the effort of dead weight, whole circulation process need not numerous and complicated sensor and control program, thereby make the utility model discloses a structure is more simple compact, reduces the manufacturing cost of the utility model.

Preferably, a liquid overflow port 221 communicated with the inner cavity of the outer tank 22 is formed in the side wall of the outer tank 22, the liquid overflow port 221 is located at one end close to the top of the outer tank 22, one end of the third liquid outlet pipe 423 is communicated with the liquid overflow port 221, and the other end of the third liquid outlet pipe 423 is communicated with the soldering flux mixing box 3. When the soldering flux in the outer tank 22 reaches the liquid overflow port 221, the soldering flux can flow out of the liquid overflow port 221 and flow into the soldering flux mixing box 3 through the third liquid outlet pipe 423. The liquid overflow port 221 is designed to prevent the soldering flux in the outer trough body 22 from overflowing to the outside of the outer trough body 22.

In the technical scheme, the soldering flux feeding mechanism 5 comprises a first liquid storage barrel 51, a second liquid storage barrel 52, a first liquid supply device 53 and a second liquid supply device 54, wherein a liquid inlet end of the first liquid supply device 53 is communicated with the first liquid storage barrel 51 through a first liquid conveying pipe 55, and a liquid outlet end of the first liquid supply device 53 is communicated with the soldering flux mixing box 3 through a second liquid conveying pipe 56; the liquid inlet end of the second liquid supply device 54 is communicated with the second liquid storage barrel 52 through a third liquid conveying pipe 57, and the liquid outlet end of the second liquid supply device 54 is communicated with the soldering flux mixing box 3 through a fourth liquid conveying pipe 58. Specifically, the first liquid supply device 53 and the second liquid supply device 54 are both water suction pumps.

In practical application, the first liquid storage barrel 51 and the second liquid storage barrel 52 are respectively used for storing raw material liquid (including rosin, diluent, solvent and the like) for preparing soldering flux, and under the driving action of the first liquid supply device 53, liquid in the first liquid storage barrel 51 is pumped out through the first liquid conveying pipe 55 and is input into the soldering flux mixing box 3 through the second liquid conveying pipe 56; under the driving action of the second liquid supply device 54, the liquid in the second liquid storage barrel 52 is pumped out through a third liquid conveying pipe 57 and is input into the soldering flux mixing box 3 through a fourth liquid conveying pipe 58; the two liquids are mixed in the flux mixing tank 3 to form flux.

Preferably, the soldering flux feeding mechanism 5 further comprises a control system arranged in the machine table 1, and the control system is used for proportionally mixing the liquid in the soldering flux mixing box 3; the control system is electrically connected to the first liquid supply device 53 and the second liquid supply device 54, respectively.

In practical application, an operator can input specific parameters or programs into the control system to enable the control system to automatically control the first liquid supply device 53 and the second liquid supply device 54, so as to control the infusion speed, the infusion amount, the infusion time and the like of the first liquid supply device 53 and the second liquid supply device 54, so that the raw material liquid in the first liquid storage barrel 51 and the raw material liquid in the second liquid storage barrel 52 can be mixed according to a certain proportion to prepare the soldering flux required by production; the design of this structure can be so that the utility model discloses can be according to the actual production demand and the scaling powder of different proportions of automatic allocation, thereby improve the utility model discloses an application range and use flexibility. Meanwhile, when the first liquid supply device 53 or the second liquid supply device 54 does not draw liquid within the time preset by the control system, the control system can determine that the raw material liquid in the first raw material liquid barrel or the second raw material liquid barrel is used up and report a prompt for replacing the raw material liquid, so that an operator can supplement the raw material liquid in time.

In the technical scheme, a limiting liquid outlet 31 is arranged on the side wall of the soldering flux mixing box 3, and the limiting liquid outlet 31 is positioned at one end close to the top of the soldering flux mixing box 3; the machine table 1 is provided with a liquid receiving tank 32 located on one side of the soldering flux mixing tank 3, and the liquid receiving tank 32 is communicated with the limiting liquid outlet 31 through a second pipe body 33.

In practical applications, when the soldering flux contained in the soldering flux mixing box 3 exceeds a predetermined value, the soldering flux can flow out of the limiting liquid outlet 31 and flow into the liquid receiving box 32 through the second tube 33. The design of the limiting liquid outlet 31 can keep the soldering flux held by the soldering flux mixing box 3 within a preset range, so that the soldering flux can be kept at a preset proportion value and the soldering flux can stably circulate between the soldering flux storage furnace 2 and the soldering flux mixing box 3.

In the technical scheme, the full-automatic soldering machine further comprises a manipulator 6 arranged on the machine table 1 and a soldering tin furnace 7 used for bearing soldering tin liquid, wherein the manipulator 6 is used for picking up an external object to be soldered and driving the object to move to the soldering flux storage furnace 2 and the soldering tin furnace 7 respectively; the moving arm of the manipulator 6 is made of hollow aluminum section. Specifically, the machine table 1 is provided with a movement driving mechanism 62 for driving the manipulator 6 to horizontally move and vertically move on the machine table 1.

In practical application, the manipulator 6 is used for picking up an object to be soldered and driving the object to move to the soldering flux storage furnace 2, and driving the object to be dipped with soldering flux; then the manipulator 6 drives the object with the soldering flux to transfer to the soldering furnace 7 and performs soldering on the object. Because the temperature of soldering tin is higher, the moving arm of the traditional manipulator 6 is generally made of cast iron, the heat dissipation effect is poorer, and the temperature of the manipulator 6 is higher, which is not beneficial to the stability of production; and the moving arm that the aluminium alloy of adoption cavity form was made, the well cavity of aluminium alloy can let the circulation of air to improve manipulator 6's radiating effect, reduce manipulator 6's temperature, improve manipulator 6's job stabilization nature.

In the present technical solution, the manipulator 6 is provided with a tin scraping blade 61 for scraping the surface of the soldering liquid held by the soldering furnace 7, and an inclined surface 611 is provided at one end of the tin scraping blade 61 close to the soldering furnace 7. Specifically, the inclined surface 611 is provided to gradually incline upward toward one side of the tin scraping blade 61 from the lower end of the tin scraping blade 61. Because the surface of the soldering liquid has tension, when the contact surface of the soldering blade 61 and the soldering liquid is large, the soldering blade 61 scrapes the surface of the soldering furnace 7, the soldering blade 61 is stuck with more soldering liquid and scrapes away the more soldering liquid, and the waste of the soldering liquid is easily caused. Preferably, the inclined surface 611 is arranged opposite to the tin scraping surface of the tin scraping blade (that is, the tin scraping blade scrapes tin by using the straight edge surface of the tin scraping blade when moving the tin scraping blade), and the design of the inclined surface 611 can reduce the contact surface between the tin scraping blade 61 and the soldering liquid, thereby reducing the amount of the soldering liquid scraped by the tin scraping blade 61 and reducing the waste of the soldering liquid. Specifically, the tin scraping knife 61 is rotatably connected with the manipulator 6 through a hinge, so that the tin scraping knife 61 can throw out tin liquid under the action of self gravity, the tin scraping knife 61 is not required to be driven to rotate by a motor or a spring and other mechanisms, the structure of the tin scraping knife 61 is further simplified through the design of the structure, and the tin scraping knife 61 is simpler and more compact to assemble.

In the technical scheme, a weight box 11 is arranged at the bottom of the machine table 1. Because manipulator 6 on board 1 can bring certain vibrations for board 1 at the during operation, this weight box 11 is inside to be filled has grit or other heavier fillers for increase board 1's weight, in order to ensure the utility model discloses remain stable in the course of the work, make board 1 be difficult for taking place vibrations to the liquid level that makes scaling powder and soldering tin liquid keeps steady, improves the soldering tin quality of article from this.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims (10)

1. The utility model provides a follow-on full-automatic soldering tin machine which characterized in that: the flux circulating device comprises a machine table, a flux storage furnace arranged on the machine table and used for bearing and placing the flux, a flux mixing box arranged on the machine table, a circulating mechanism arranged on the machine table and used for circulating the flux in the flux storage furnace and the flux mixing box, and a flux feeding mechanism arranged on the machine table and used for injecting the flux into the flux mixing box.

2. The improved full-automatic tin soldering machine according to claim 1, characterized in that: the circulation mechanism comprises a circulation liquid inlet pipe, a circulation liquid outlet pipe and a liquid flow driving device, one end of the circulation liquid inlet pipe is communicated with the soldering flux storage furnace, the other end of the circulation liquid inlet pipe is communicated with the output end of the liquid flow driving device, and the input end of the liquid flow driving device is communicated with the soldering flux mixing box through a first pipe body; and two ends of the circulating liquid outlet pipe are respectively communicated with the soldering flux storage furnace and the soldering flux mixing box.

3. The improved full-automatic tin soldering machine according to claim 2, characterized in that: the scaling powder storage furnace comprises an inner groove body and an outer groove body, wherein openings are formed in the top of the inner groove body and the top of the outer groove body, and the inner groove body is arranged in the outer groove body and protrudes out of the top of the outer groove body; the circulating liquid outlet pipe comprises a first liquid outlet pipe, a second liquid outlet pipe and a third liquid outlet pipe, one end of the first liquid outlet pipe is communicated with the bottom of the inner tank body, the other end of the first liquid outlet pipe is communicated with the soldering flux mixing box, one end of the second liquid outlet pipe is communicated with the bottom of the outer tank body, the other end of the second liquid outlet pipe is communicated with the soldering flux mixing box, one end of the third liquid outlet pipe is communicated with the side wall of the outer tank body, and the other end of the third liquid outlet pipe is communicated with the soldering flux mixing box; the liquid outlet end of the circulating liquid inlet pipe is communicated with the top of the inner groove body.

4. The improved full-automatic tin soldering machine according to claim 3, characterized in that: the lateral wall of outer cell body is provided with the liquid overflow mouth with the inner chamber intercommunication of outer cell body, the liquid overflow mouth is located the one end that is close to the top of outer cell body, the one end and the liquid overflow mouth intercommunication of third drain pipe.

5. The improved full-automatic tin soldering machine according to claim 1, characterized in that: the soldering flux feeding mechanism comprises a first liquid storage barrel, a second liquid storage barrel, a first liquid supply device and a second liquid supply device, wherein the liquid inlet end of the first liquid supply device is communicated with the first liquid storage barrel through a first liquid conveying pipe, and the liquid outlet end of the first liquid supply device is communicated with the soldering flux mixing box through a second liquid conveying pipe; the liquid inlet end of the second liquid supply device is communicated with the second liquid storage barrel through a third liquid conveying pipe, and the liquid outlet end of the second liquid supply device is communicated with the soldering flux mixing box through a fourth liquid conveying pipe.

6. The improved full-automatic tin soldering machine according to claim 5, characterized in that: the soldering flux feeding mechanism also comprises a control system arranged in the machine table, and the control system is used for proportionally allocating liquid in the soldering flux mixing box; the control system is electrically connected with the first liquid supply device and the second liquid supply device respectively.

7. The improved full-automatic tin soldering machine according to claim 1, characterized in that: a limiting liquid outlet is formed in the side wall of the soldering flux mixing box and is located at one end close to the top of the soldering flux mixing box; the board is provided with the liquid case that receives that is located one side of scaling powder mixing box, receive the liquid case and communicate with spacing liquid outlet via the second body.

8. The improved full-automatic tin soldering machine according to claim 1, characterized in that: the full-automatic soldering machine also comprises a manipulator and a soldering furnace, wherein the manipulator is arranged on the machine table, the soldering furnace is used for bearing soldering tin liquid, and the manipulator is used for picking up an external object to be soldered and driving the object to move to the soldering flux storage furnace and the soldering furnace respectively; the moving arm of the manipulator is made of hollow aluminum profiles.

9. The improved fully automatic tin soldering machine according to claim 8, wherein: the manipulator is provided with a tin scraping knife used for scraping tin on the surface of soldering tin liquid held by the tin soldering furnace, and one end of the tin scraping knife close to the tin soldering furnace is provided with an inclined plane.

10. The improved full-automatic tin soldering machine according to claim 1, characterized in that: and a weight box is arranged at the bottom of the machine table.

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