CN219810277U - Anti-clamping plate device for feed inlet of reflow oven - Google Patents
Anti-clamping plate device for feed inlet of reflow oven Download PDFInfo
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- CN219810277U CN219810277U CN202320398654.9U CN202320398654U CN219810277U CN 219810277 U CN219810277 U CN 219810277U CN 202320398654 U CN202320398654 U CN 202320398654U CN 219810277 U CN219810277 U CN 219810277U
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- chain
- conveying
- limiting
- frame
- feed inlet
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000005476 soldering Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The utility model discloses an anti-clamping plate device for a feed inlet of a reflow oven, which comprises an anti-clamping plate device, wherein the anti-clamping plate device is arranged at the feed inlet of the reflow oven; the reflow oven comprises an oven frame and a conveying system arranged in the oven frame, wherein the conveying system comprises a conveying net chain and a conveying chain, the conveying chain is erected on one side above the conveying net chain through a chain guide rail, a first oven passing conveying channel is formed on one side, far away from the conveying chain, of the conveying net chain, and a second oven passing conveying channel is formed by the conveying chain and the chain guide rail; the anti-blocking plate device comprises two first limiting jigs and two second limiting jigs which are oppositely arranged, the first limiting jigs and the second limiting jigs are respectively positioned above two side edges of the feeding port of the first furnace conveying channel, the plate placing area of workers is limited, the workers can be effectively prevented from placing plates on the edges of the conveying net chain, and the situation that the plates are placed on the edges too close to the conveying net chain by the workers to cause the blocking plate in the furnace is avoided.
Description
Technical Field
The utility model relates to the technical field of reflow ovens, in particular to an anti-clamping plate device for a feed inlet of a reflow oven.
Background
The reflow oven process is to realize the soldering of the mechanical and electrical connection between the soldering terminals or pins of the surface-assembled components and the soldering pads of the printed board by remelting the paste solder pre-distributed on the soldering pads of the printed board. Reflow ovens are the last critical process of SMT (surface mount technology), which is a real-time process control with complex process variations involving a number of process parameters, the temperature profile setting being the most important, directly determining the reflow soldering quality.
Hot air reflux principle of a reflux furnace: when the PCB enters the preheating zone along the conveying net surface or the conveying track of the feed inlet, moisture and gas in the soldering paste evaporate, the soldering flux wets the element pins and the bonding pads, and the soldering paste begins to soften and cover the bonding pads, so that the element pins and the bonding pads are isolated from oxygen; when the PCB enters the reflow region, the temperature rises rapidly, the soldering paste reaches a molten state, and the soldering joint is formed by wetting, diffusing, reflowing and cooling the element pins and the bonding pads on the PCB, so that the reflow soldering is completed.
The existing reflow oven comprises an oven frame, an upper hearth, a lower hearth and a conveying system, wherein the upper hearth, the lower hearth and the conveying system are arranged in the oven frame, the conveying system comprises a conveying net chain and a conveying chain, the conveying chain is erected on one side above the conveying net chain through a chain guide rail, the conveying net chain and the conveying chain synchronously move, the chain guide rail is bridged at the front end and the rear end of the length direction of the oven frame, and the chain guide rail is arranged in pairs. The reflow oven provides two oven passing modes, and is applicable to unused products, such as a conveying net chain for single-panel oven passing and a conveying chain for double-panel oven passing. However, when the reflow oven conveyor chain is used for passing the plate, the plate is placed at the edge too close to the conveyor chain by staff due to the fact that the inner part of the reflow oven is close to the edge of the conveyor chain to cause the problem of plate clamping in the oven, so that the normal operation of equipment is affected.
Disclosure of Invention
In order to solve the problem that when a reflow oven transportation net chain is adopted to pass a plate in the prior art, the plate is placed at the edge too close to the transportation net chain by staff due to the fact that an obstacle is arranged in the reflow oven and close to the edge of the transportation net chain, so that the normal operation of equipment is affected, the utility model provides an anti-blocking plate device for a feed inlet of the reflow oven.
The technical scheme of the utility model is as follows:
the anti-clamping plate device for the feed inlet of the reflow oven comprises an anti-clamping plate device, wherein the anti-clamping plate device is arranged at the feed inlet of the reflow oven;
the reflow oven comprises an oven frame and a conveying system arranged in the oven frame, wherein the conveying system comprises a conveying net chain and a conveying chain, the conveying chain is erected on one side above the conveying net chain through a chain guide rail, the chain guide rail is bridged at the front end and the rear end of the oven frame in the length direction, the chain guide rails are arranged in pairs, a first oven passing conveying channel is formed on one side, far away from the conveying chain, of the conveying net chain, and a second oven passing conveying channel is formed by the conveying chain and the chain guide rail;
the anti-blocking plate device comprises two first limiting jigs and two second limiting jigs which are oppositely arranged, and the first limiting jigs and the second limiting jigs are respectively positioned above the edges of the two sides of the feeding port of the first furnace passing conveying channel.
According to the backflow furnace feed inlet anti-blocking plate device, the first limiting jig comprises the first fixing portion and the first limiting portion connected to one side of the first fixing portion, one side, away from the first limiting portion, of the first fixing portion is fixed with the furnace frame, and the first limiting portion is located above the edge of the corresponding side of the first furnace passing conveying channel feed inlet.
Further, the first fixing portion comprises a first triangular frame and a second triangular frame which are perpendicular to each other, the first triangular frame and the second triangular frame share one edge, a first fixing hole is formed in the top of the first triangular frame, the first fixing hole is matched with a screw to be fixed with the furnace frame, the first limiting portion is a first strip-shaped frame parallel to the transportation net chain, the first strip-shaped frame is perpendicular to the first triangular frame, and the first strip-shaped frame and the second triangular frame share one edge.
According to the anti-blocking plate device for the feed inlet of the reflow oven, the second limiting jig comprises the second fixing part and the second limiting part connected to one side of the second fixing part, one side, away from the second limiting part, of the second fixing part is fixed with the chain guide rail, and the second limiting part is located above the edge of the corresponding side of the feed inlet of the first passing transportation channel.
Further, the second fixing portion comprises a third triangular frame and a fourth triangular frame which are perpendicular to each other, the third triangular frame and the fourth triangular frame share one side, the top of the third triangular frame extends to one side far away from the second limiting portion to form an extending portion, the end portion of the extending portion is provided with a second fixing hole, the second fixing hole is matched with a screw to be fixed with the chain guide rail, the second limiting portion is a second long frame parallel to the transport network chain, the second long frame is perpendicular to the third triangular frame and the fourth triangular frame respectively, the second long frame and the third triangular frame share one side, and the second long frame and the fourth triangular frame share one side.
According to the anti-blocking plate device for the feed inlet of the reflow oven, the first limiting jig and the second limiting jig are made of iron.
According to the anti-clamping plate device for the feed inlet of the reflow oven, the first limiting jig and the second limiting jig are made of stainless steel.
According to the anti-clamping plate device for the feed inlet of the reflow oven, the width of the paired chain guide rails is adjusted through the worm and gear mechanism.
According to the anti-blocking plate device for the feed inlet of the reflow oven, the conveying net chain and the conveying chain synchronously move through the synchronizing piece.
According to the utility model of the scheme, the beneficial effects of the utility model are as follows:
1. the first limiting jig and the second limiting jig are respectively arranged at the edge positions of the two sides of the feeding port of the first furnace passing conveying channel of the reflow furnace, so that the plate placing area of workers is limited, the workers can be effectively prevented from placing the plates at the edge of the conveying net chain, and the problem that the normal operation of equipment is affected due to the fact that the workers place the plates too close to the edge of the conveying net chain is avoided;
2. the first limiting jig is simple and stable in structure, can be fixed with the furnace frame by matching with screws and is arranged above the edge of the corresponding side of the feed inlet of the first furnace passing conveying channel, so that the first limiting jig is convenient to install and detach, and can be directly installed and used by only punching screw holes on the furnace frame of the original reflow furnace;
3. the second limiting jig is simple and stable in structure, can be fixed with the chain guide rail by being matched with screws and is arranged above the edge of the corresponding side of the feeding port of the first furnace conveying channel, so that the second limiting jig is convenient to install and detach, and can be directly installed and used by only punching screw holes in the chain guide rail of the original reflow furnace or utilizing the original screw holes in the chain guide rail.
Drawings
FIG. 1 is a schematic view of the structure of the anti-chucking plate device of the present utility model installed at the feed port of a reflow oven;
FIG. 2 is a diagram showing the installation effect of the first limiting jig according to the present utility model;
FIG. 3 is a diagram showing the installation effect of the second limiting jig according to the present utility model;
FIG. 4 is a schematic structural diagram of a first limiting jig according to the present utility model;
fig. 5 is a schematic structural diagram of a second limiting fixture in the present utility model.
In the drawing of the figure,
1. a furnace frame; 2. a transport network chain; 3. a transport chain; 4. a chain guide; 5. a worm gear mechanism; 6. a first furnace-passing transportation channel; 7. a second furnace-passing transportation channel; 8. the first limiting jig; 801. a first triangular frame; 802. a second triangular frame; 803. a first fixing hole; 804. a first strip frame; 9. the second limiting jig; 901. a third triangular frame; 902. a fourth triangular frame; 903. an extension; 904. a second fixing hole; 905. a second elongated frame; 10. and (5) a screw.
Description of the embodiments
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments.
It should be noted that, the terms "mounted," "configured," "connected," "fixed," and the like should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The directions or positions indicated by the terms "upper", "lower", "top", "inner", "outer", etc. are directions or positions based on the directions or positions shown in the drawings, are for convenience of description only, and are not to be construed as limiting the present technical solution. The terms "first," "second," "third," "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features.
Referring to fig. 1 to 3, the present embodiment provides an anti-clamping plate device for a feed inlet of a reflow oven, which includes an anti-clamping plate device mounted at the feed inlet of the reflow oven. The reflow oven comprises a oven frame 1, an upper hearth, a lower hearth and a conveying system, wherein the upper hearth, the lower hearth and the conveying system are arranged in the oven frame 1, the upper hearth and the lower hearth are respectively arranged at the upper side and the lower side of the conveying system, the conveying system comprises a conveying net chain 2 and a conveying chain 3, the conveying chain 3 is erected on one side above the conveying net chain 2 through a chain guide rail 4, the conveying net chain 2 and the conveying chain 3 synchronously move through a synchronous piece, the conveying net chain 2 and the conveying chain 3 can be synchronously driven to move only by one power source, the chain guide rail 4 is bridged at the front end and the rear end of the oven frame 1 in the length direction, the chain guide rails 4 are arranged in pairs, and the width of each pair of the chain guide rails 4 is adjusted through a worm gear mechanism 5 so as to be suitable for the transportation of PCBs with various sizes; one side of the transport net chain 2 far away from the transport chain 3 forms a first furnace passing transport channel 6, the first furnace passing transport channel 6 is used for single-panel furnace passing, the transport chain 3 and the chain guide rail 4 form a second furnace passing transport channel 7, the transport chain 3 is mainly used for double-panel furnace passing, of course, the transport net chain 2 in the area between the other two transport chains 3 can also be used for single-panel furnace passing.
The anti-blocking plate device comprises two first limiting jigs 8 and two second limiting jigs 9 which are oppositely arranged, and the first limiting jigs 8 and the second limiting jigs 9 are respectively positioned above the edges of the two sides of the feeding port of the first furnace conveying channel 6. Through installing first spacing tool 8 and the spacing tool 9 of second respectively in the both sides edge position of the first transportation passageway 6 feed inlet of reflow oven, restriction staff's the board area of putting can effectually prevent that the staff from putting the board to the edge of transportation net chain 2 to avoid leading to the stove cardboard because of the staff puts the board too near the edge of transportation net chain 2, influence the normal operating of equipment.
Referring to fig. 2 and 4, in the present embodiment, the first limiting fixture 8 includes a first fixing portion and a first limiting portion connected to one side of the first fixing portion, wherein one side of the first fixing portion away from the first limiting portion is fixed to the furnace frame 1, and the first limiting portion is located above an edge of a corresponding side of the feed inlet of the first furnace transporting channel 6. Specifically, the first fixing portion includes two first triangular frames 801 and second triangular frames 802 that are perpendicular to each other, and the first triangular frames 801 and the second triangular frames 802 share a side, a first fixing hole 803 is provided at the top of the first triangular frames 801, the first fixing hole 803 is fixed with the oven rack 1 in cooperation with the screw 10, the first limiting portion is a first long frame 804 parallel to the transport network chain 2, the first long frame 804 is perpendicular to the first triangular frames 801, and the first long frame 804 and the second triangular frames 802 share a side. The first limiting jig 8 is simple and stable in structure, can be fixed with the furnace frame 1 by the aid of the matched screws 10 and is arranged above the edge of the corresponding side of the feed inlet of the first furnace passing conveying channel 6, so that the mounting and the dismounting are convenient, and the furnace frame 1 of the original reflow furnace can be directly mounted and used by only punching screw holes.
Referring to fig. 3 and 5, in the present embodiment, the second limiting fixture 9 includes a second fixing portion and a second limiting portion connected to one side of the second fixing portion, wherein one side of the second fixing portion away from the second limiting portion is fixed to the chain guide rail 4, and the second limiting portion is located above an edge of the corresponding side of the feed inlet of the first furnace conveying channel 6. Specifically, the second fixing portion includes two third triangular frames 901 and fourth triangular frames 902 that are perpendicular to each other, and the third triangular frames 901 and fourth triangular frames 902 share a side, the top of the third triangular frames 901 extends to a side far away from the second limiting portion to form an extension portion 903, a second fixing hole 904 is provided at an end of the extension portion 903, the second fixing hole 904 is fixed with the chain guide rail 4 in cooperation with the screw 10, the second limiting portion is a second long frame 905 parallel to the transport network chain 2, the second long frame 905 is perpendicular to the third triangular frames 901 and the fourth triangular frames 902, the second long frame 905 shares a side with the third triangular frames 901, and the second long frame 905 shares a side with the fourth triangular frames 902. The second limiting jig 9 is simple and stable in structure, can be fixed with the chain guide rail 4 by the matched screws 10 and is arranged above the edge of the corresponding side of the feed inlet of the first furnace conveying channel 6, so that the installation and the disassembly are convenient, and the installation and the use can be directly carried out by only punching the screw 10 holes on the chain guide rail 4 of the original reflow furnace or utilizing the original screw 10 holes on the chain guide rail 4.
In this embodiment, the first limiting jig 8 and the second limiting jig 9 are made of iron materials, and are manufactured by bending and welding iron strips. Of course, in other embodiments, the first limiting jig 8 and the second limiting jig 9 are made of stainless steel, which is not limited in the present utility model, and can be selected by those skilled in the art according to practical situations.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the utility model is not limited by the above manner, and it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.
Claims (9)
1. The anti-clamping plate device for the feed inlet of the reflow oven is characterized by comprising an anti-clamping plate device, wherein the anti-clamping plate device is arranged at the feed inlet of the reflow oven;
the reflow oven comprises an oven frame and a conveying system arranged in the oven frame, wherein the conveying system comprises a conveying net chain and a conveying chain, the conveying chain is erected on one side above the conveying net chain through a chain guide rail, the chain guide rail is bridged at the front end and the rear end of the oven frame in the length direction, the chain guide rails are arranged in pairs, a first oven passing conveying channel is formed on one side, far away from the conveying chain, of the conveying net chain, and a second oven passing conveying channel is formed by the conveying chain and the chain guide rail;
the anti-blocking plate device comprises two first limiting jigs and two second limiting jigs which are oppositely arranged, and the first limiting jigs and the second limiting jigs are respectively positioned above the edges of the two sides of the feeding port of the first furnace passing conveying channel.
2. The anti-blocking plate device for the feed inlet of the reflow oven according to claim 1, wherein the first limiting jig comprises a first fixing portion and a first limiting portion connected to one side of the first fixing portion, one side, away from the first limiting portion, of the first fixing portion is fixed with the oven frame, and the first limiting portion is located above the edge of the corresponding side of the feed inlet of the first passing oven transportation channel.
3. The anti-blocking plate device for the feed inlet of the reflow oven according to claim 2, wherein the first fixing part comprises a first triangular frame and a second triangular frame which are perpendicular to each other, the first triangular frame and the second triangular frame share one side, a first fixing hole is formed in the top of the first triangular frame, the first fixing hole is matched with a screw to be fixed with the oven frame, the first limiting part is a first long frame parallel to the transport net chain, the first long frame is perpendicular to the first triangular frame, and the first long frame and the second triangular frame share one side.
4. The anti-blocking plate device for the feed inlet of the reflow oven according to claim 1, wherein the second limiting jig comprises a second fixing portion and a second limiting portion connected to one side of the second fixing portion, one side, away from the second limiting portion, of the second fixing portion is fixed with the chain guide rail, and the second limiting portion is located above the edge of the corresponding side of the feed inlet of the first passing conveying channel.
5. The anti-blocking plate device for the feed inlet of the reflow oven according to claim 4, wherein the second fixing portion comprises a third triangular frame and a fourth triangular frame which are perpendicular to each other, the third triangular frame and the fourth triangular frame share one side, the top of the third triangular frame extends to one side far away from the second limiting portion to form an extending portion, a second fixing hole is formed in the end portion of the extending portion, the second fixing hole is matched with a screw to be fixed with the chain guide rail, the second limiting portion is a second long frame parallel to the transport net chain, the second long frame is perpendicular to the third triangular frame and the fourth triangular frame respectively, the second long frame and the third triangular frame share one side, and the second long frame and the fourth triangular frame share one side.
6. The anti-blocking plate device for a feed inlet of a reflow oven according to claim 1, wherein the first limiting jig and the second limiting jig are made of iron.
7. The anti-blocking plate device for a feed inlet of a reflow oven according to claim 1, wherein the first limiting jig and the second limiting jig are made of stainless steel.
8. The feed inlet anti-blocking plate device of a reflow oven according to claim 1, wherein the width between the paired chain guide rails is adjusted by a worm gear mechanism.
9. The reflow oven feed port anti-lock plate apparatus of claim 1, wherein the transport net chain and the transport chain are moved synchronously by a synchronizing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320398654.9U CN219810277U (en) | 2023-03-06 | 2023-03-06 | Anti-clamping plate device for feed inlet of reflow oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320398654.9U CN219810277U (en) | 2023-03-06 | 2023-03-06 | Anti-clamping plate device for feed inlet of reflow oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219810277U true CN219810277U (en) | 2023-10-10 |
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ID=88215773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320398654.9U Active CN219810277U (en) | 2023-03-06 | 2023-03-06 | Anti-clamping plate device for feed inlet of reflow oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219810277U (en) |
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2023
- 2023-03-06 CN CN202320398654.9U patent/CN219810277U/en active Active
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