CN220533187U - Guiding conveying mechanism of vacuum reflow soldering machine - Google Patents
Guiding conveying mechanism of vacuum reflow soldering machine Download PDFInfo
- Publication number
- CN220533187U CN220533187U CN202322090945.4U CN202322090945U CN220533187U CN 220533187 U CN220533187 U CN 220533187U CN 202322090945 U CN202322090945 U CN 202322090945U CN 220533187 U CN220533187 U CN 220533187U
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- Prior art keywords
- soldering machine
- plate
- reflow soldering
- belt
- welding machine
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- 230000007246 mechanism Effects 0.000 title claims abstract description 30
- 238000005476 soldering Methods 0.000 title claims abstract description 24
- 238000003466 welding Methods 0.000 claims abstract description 32
- 238000001816 cooling Methods 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 230000006698 induction Effects 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000007723 transport mechanism Effects 0.000 claims 4
- 238000007790 scraping Methods 0.000 abstract description 4
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The utility model relates to the technical field of chip welding, and particularly discloses a guide conveying mechanism of a vacuum reflow soldering machine, which comprises a bottom plate, wherein a support is arranged above the bottom plate, a driving motor is fixedly arranged on the support, a conveying belt with the inner wall meshed with a gear shaft and a first flow dividing belt are sleeved outside the output end of the driving motor, two sides of the conveying belt are provided with limiting plates, a top plate is arranged between the limiting plates, a rotating mechanism is arranged in the middle of the top plate, the output end of the rotating mechanism is connected with an A-shaped flow dividing plate through a rotating rod, a soldering machine structure is arranged above the first flow dividing belt, the second flow dividing belt, the soldering machine structure comprises a first soldering machine cavity and a second soldering machine cavity, a heating chamber and a cooling chamber are respectively arranged in the first soldering machine cavity and the second soldering machine cavity, a hot air blower is arranged at the top of the heating chamber, a scraping plate is arranged at the inlet of the heating chamber, and a fan is arranged at the top of the cooling chamber through a rotating shaft.
Description
Technical Field
The utility model relates to the technical field of chip welding, in particular to a guide conveying mechanism of a vacuum reflow soldering machine.
Background
Reflow soldering machines, also known as reflow soldering machines or reflow ovens, are devices that provide a heated environment to melt solder paste and thereby reliably bond surface mount components and PCB pads together through a solder paste alloy.
The existing reflow soldering machine is divided into a drawer type and a straight-through type, wherein the drawer type can only carry out a small amount of PCB processing, the entrance of the straight-through type is a simple conveying mechanism when the PCB is processed, stacking can occur when the PCB is more, manual stacking is used, time is consumed, one conveying mechanism of the existing reflow soldering machine is usually corresponding to only one welding device, in the PCB processing process, in order to improve the PCB yield, each PCB is ensured to be heated and soldered, the conveying speed of the conveying mechanism needs to be adjusted to be matched with the welding device, otherwise, the situation of missing welding occurs, and if a large amount of PCBs need to be processed simultaneously, the one-to-one reflow soldering machine is longer in processing time.
Disclosure of Invention
The utility model aims to provide a guiding and conveying mechanism of a vacuum reflow soldering machine, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a direction conveying mechanism of vacuum reflow soldering machine, includes the bottom plate, the bottom plate top is provided with the support, fixed being provided with driving motor on the support, driving motor's output is provided with the gear shaft, the gear shaft overcoat is equipped with inner wall and gear shaft engaged conveyer belt and first branch flow area, second branch flow area, first branch flow area, second branch flow area installation set up in conveyer belt tip both sides, the conveyer belt both sides are provided with the limiting plate, carry out spacingly to the conveyer belt both sides, prevent that the material from dropping, be provided with the roof between the limiting plate, roof mid-mounting has rotary mechanism, the rotary mechanism output is provided with A font flow distribution plate through the dwang connection, drives the flow distribution plate through rotary mechanism and rotates to seal or open first branch flow distribution area, second branch flow area top is provided with the welding machine structure, the welding machine structure includes first welding machine chamber, second welding machine chamber, be provided with heating chamber, cooling chamber in first welding machine chamber, the second welding machine chamber intracavity respectively, the roof is provided with the limiting plate, the rotary mechanism has the rotary fan, and just two fan are installed through the pivot fan and can be guaranteed to get into by the PCB through two directly one-shot through the pivot setting up the fan under the PCB.
Preferably, the first shunt belt and the second shunt belt are connected and driven through a transmission rod.
Preferably, the flow distribution plate bottom is attached with the conveyer belt, and the sharp angle department at the top of the flow distribution plate is provided with a counting induction device, and the counting induction device is the prior art, and is unnecessary to describe, and the counting induction device passes through the wire and links to each other with total control system, when the counting induction device inducts after passing through a certain amount of PCBs, will send the signal to control system to start rotary mechanism and drive the flow distribution plate and rotate, thereby seal or open another flow distribution belt.
Preferably, the heating chamber and the cooling chamber are separated by a partition plate.
Preferably, the side surface of the scraping plate is provided with a movable ring, the inner diameter of the movable ring is larger than the diameter of the rotating shaft, the distance between the bottom of the scraping plate and the first shunt belt is equal to the thickness of one PCB, and if two or more PCBs are placed in an overlapping mode, the scraping plate can be scraped directly, so that the situation that one PCB can be accessed at a time is ensured.
Preferably, the baffle below is provided with the leading wheel, and leading wheel one end links to each other with the motor, leading wheel rotation direction is opposite with first branch belt, and second branch belt direction of delivery can compress tightly the PCB after the heating through the leading wheel, improves welded compactness, avoids the residual of bubble simultaneously.
Compared with the prior art, the utility model has the beneficial effects that: the PCB is placed on the upper part, the flow dividing plate is driven to rotate through the rotating mechanism, so that the first flow dividing belt is closed or opened, the second flow dividing belt is opened, when the first flow dividing belt is closed, after a counting induction device at the sharp angle of the top of the flow dividing plate induces a certain number of PCBs to pass through, a signal is sent to the control system, the rotating mechanism is started to drive the flow dividing plate to rotate, the first flow dividing belt is opened, the second flow dividing belt is opened, and the first flow dividing belt and the second flow dividing belt correspond to the first welding machine cavity and the second welding machine cavity respectively, so that when the first welding machine cavity is processed, the first welding machine cavity can be conveyed to the second welding machine cavity through the second flow dividing belt, and the working efficiency of the reflow welding machine is improved;
after PCB gets into welding machine structure, the air heater that the heating chamber top set up can heat PCB to accessible leading wheel compresses tightly the PCB after the heating, improves welded compactness, avoids the residual of bubble simultaneously, cools off through the cooling chamber at last.
Drawings
FIG. 1 is a schematic view of the external overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the overall structure of the present utility model;
FIG. 3 is a schematic view of a manifold structure according to the present utility model;
FIG. 4 is a schematic view of a split-flow state of a splitter plate structure according to the present utility model;
fig. 5 is a schematic structural view of the welder of the present utility model.
In the figure: 1. a bottom plate; 2. a bracket; 3. a driving motor; 4. a conveyor belt; 5. a first split band; 6. a second shunt strip; 7. a transmission rod; 8. a limiting plate; 9. a top plate; 10. a rotation mechanism; 11. a rotating lever; 12. a diverter plate; 13. a welding machine structure; 14. a first welder cavity; 15. a second welder cavity; 16. a heating chamber; 17. a cooling chamber; 18. a partition plate; 19. an air heater; 20. a fan; 21. a rotating shaft; 22. a movable ring; 23. a scraper; 24. a guide wheel; 25. and a motor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a direction conveying mechanism of vacuum reflow soldering machine, includes bottom plate 1, bottom plate 1 top is provided with support 2, fixed being provided with driving motor 3 on the support 2, driving motor 3's output is provided with the gear shaft, the gear shaft overcoat is equipped with inner wall and gear shaft engaged conveyer belt 4 and first branch flow area 5, second branch flow area 6, first branch flow area 5, second branch flow area 6 installs and sets up in conveyer belt 4 tip both sides, conveyer belt 4 both sides are provided with limiting plate 8, carry out spacingly to conveyer belt 4 both sides, prevent that the material from dropping, be provided with roof 9 between the limiting plate 8, roof 9 mid-mounting has rotary mechanism 10, rotary mechanism 10 output is provided with A font splitter plate 12 through the dwang 11 connection, drives splitter plate 12 through rotary mechanism 10 and rotates to seal or open first branch flow area 5, second branch flow area 6, first branch flow area 5, second branch flow area 6 top is provided with welding machine structure 13, welding machine structure 13 includes first welding machine chamber 14, second welding machine chamber 15, first welding machine 14, first heating chamber 16, two direct cooling chamber 16 are provided with the top fan 17, and the heater-cooling chamber 16 is provided with in the top is provided with the heater chamber 16, if the heater chamber 16 is located by two cooling chamber 17, the heater chamber 16 is located by the cooling chamber is located to the heater chamber 17.
Further, the first shunt belt 5 and the second shunt belt 6 are connected and driven through a driving rod 7.
Further, the bottom of the splitter plate 12 is attached to the conveyor belt 4, and a counting induction device is arranged at the sharp corner of the top of the splitter plate 12, which is a mature technology in the prior art, and is not repeated, and the counting induction device is connected with the overall control system through a wire, when the counting induction device senses that a certain number of PCBs pass through, a signal is sent to the control system, so that the rotating mechanism 10 is started to drive the splitter plate 12 to rotate, and the other splitter belt is closed or opened.
Further, the heating chamber 16 and the cooling chamber 17 are separated by a partition 18.
Further, the side of the scraper 23 is provided with a movable ring 22, the inner diameter of the movable ring 22 is larger than the diameter of the rotating shaft 21, the distance between the bottom of the scraper 23 and the first shunt belt 5 and the distance between the bottom of the scraper 6 and the second shunt belt 6 are equal to the thickness of one PCB, and if two or more PCBs are placed in an overlapping manner, the PCBs can be scraped directly, so that the PCBs can be ensured to enter one PCB at a time.
Further, a guide wheel 24 is arranged below the partition plate 18, one end of the guide wheel 24 is connected with a motor 25, the rotation direction of the guide wheel 24 is opposite to that of the first shunt belt 5, and the second shunt belt 6 is conveyed in the opposite direction, so that the heated PCB can be compressed through the guide wheel 24, the welding compactness is improved, and meanwhile, the residual of bubbles is avoided.
Working principle:
in the actual operation process, the PCB is placed on the upper side, the rotating mechanism 10 drives the splitter plate 12 to rotate, thereby the first splitter belt 5 is closed or opened, the second splitter belt 6 is closed, if the first splitter belt 5 is opened at first, when the second splitter belt 6 is closed, after a certain number of PCBs are sensed to pass through by the counting induction device at the sharp corners of the top of the splitter plate 12, a signal is sent to the control system, thereby the rotating mechanism 10 is started to drive the splitter plate 12 to rotate, thereby the first splitter belt 5 is opened, the second splitter belt 6 is opened, the first splitter belt 5 and the second splitter belt 6 respectively correspond to the first welder cavity 14 and the second welder cavity 15, so that when the first welder cavity 14 is processed, the second welder cavity 15 can be conveyed through the second splitter belt 6, thereby the working efficiency of the reflow welder is improved, after the PCBs enter the welder structure 13, the hot air blower 19 arranged at the top of the heating chamber 16 can heat the PCBs, and the heated PCBs are tightly pressed through the guide wheels 24, the welding degree is improved, air bubble residues are avoided, and finally the PCB is cooled through the cooling chamber 17.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a guiding and conveying mechanism of vacuum reflow soldering machine, its characterized in that, including bottom plate (1), bottom plate (1) top is provided with support (2), fixed driving motor (3) that are provided with on support (2), driving motor (3) output is provided with the gear shaft, the gear shaft overcoat is equipped with inner wall and gear shaft engaged conveyer belt (4) and first branch stream area (5), second branch stream area (6), first branch stream area (5), second branch stream area (6) are installed and are set up in conveyer belt (4) tip both sides, conveyer belt (4) both sides are provided with limiting plate (8), be provided with roof (9) between limiting plate (8), roof (9) mid-mounting has rotary mechanism (10), the output of rotary mechanism (10) is provided with A font splitter plate (12) through dwang (11) connection, first branch stream area (5), second branch stream area (6) top is provided with welding machine structure (13), welding machine structure (13) including first welding machine (14), second welding machine (16) and first welding machine (16) are provided with cooling chamber (16), welding machine (16) are provided with cooling chamber (16) top cooling fan (17), and a scraper (23) is arranged at the inlet of the heating chamber (16) through a rotating shaft (21), and a fan (20) is arranged at the top of the cooling chamber (17).
2. The guide and transport mechanism of a vacuum reflow soldering machine according to claim 1, wherein: the first shunt belts (5) and the second shunt belts (6) are connected and driven through a transmission rod (7).
3. The guide and transport mechanism of a vacuum reflow soldering machine according to claim 1, wherein: the bottom of the flow distribution plate (12) is attached to the conveying belt (4), a counting induction device is arranged at the sharp corner of the top of the flow distribution plate (12), and the counting induction device is connected with the main control system through a wire.
4. The guide and transport mechanism of a vacuum reflow soldering machine according to claim 1, wherein: the heating chamber (16) and the cooling chamber (17) are separated by a partition plate (18).
5. The guide and transport mechanism of a vacuum reflow soldering machine according to claim 1, wherein: the scraper blade (23) side is provided with expansion ring (22), expansion ring (22) inside diameter is greater than pivot (21) diameter, and scraper blade (23) bottom and first branch flow area (5), and the distance between second branch flow area (6) equals with a PCB thickness.
6. The guiding and conveying mechanism of a vacuum reflow soldering machine according to claim 4, wherein: a guide wheel (24) is arranged below the partition plate (18), and one end of the guide wheel (24) is connected with a motor (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090945.4U CN220533187U (en) | 2023-08-04 | 2023-08-04 | Guiding conveying mechanism of vacuum reflow soldering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090945.4U CN220533187U (en) | 2023-08-04 | 2023-08-04 | Guiding conveying mechanism of vacuum reflow soldering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220533187U true CN220533187U (en) | 2024-02-27 |
Family
ID=89965541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322090945.4U Active CN220533187U (en) | 2023-08-04 | 2023-08-04 | Guiding conveying mechanism of vacuum reflow soldering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220533187U (en) |
-
2023
- 2023-08-04 CN CN202322090945.4U patent/CN220533187U/en active Active
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| GR01 | Patent grant |