CN108247165B - Double-flow line driving device for reflow oven - Google Patents
Double-flow line driving device for reflow oven Download PDFInfo
- Publication number
- CN108247165B CN108247165B CN201611235990.2A CN201611235990A CN108247165B CN 108247165 B CN108247165 B CN 108247165B CN 201611235990 A CN201611235990 A CN 201611235990A CN 108247165 B CN108247165 B CN 108247165B
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- CN
- China
- Prior art keywords
- driving
- chain
- guide rail
- reflow oven
- flow line
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/008—Soldering within a furnace
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The invention relates to a double-flow line driving device for a reflow oven, wherein two ends of the reflow oven are communicated, the driving device comprises two driving units which are oppositely arranged at two ends of the reflow oven, the driving units comprise a chain driving shaft (1) and three guide rail supporting plates which are parallel to each other, the guide rail supporting plates are provided with guide rails (2), the guide rails (2) are used for supporting conveying chains of two flow lines, the chain driving shaft (1) vertically passes through the three guide rail supporting plates, the chain driving shaft (1) is provided with a driving sprocket (3), and when the double-flow line driving device is used, the conveying chains of the flow lines are meshed with the driving sprocket (3), and the chain driving shaft (1) and the driving sprocket (3) drive the conveying chains to move along the guide rails. Compared with the prior art, the invention can realize the simultaneous operation of the two ends of the reflow oven, and is beneficial to improving the production efficiency.
Description
Technical Field
The present invention relates to a line driving apparatus, and more particularly, to a double line driving apparatus for a reflow oven.
Background
A reflow oven is an apparatus for soldering a circuit board carrying electronic components. By providing a heating environment, the solder paste is heated and melted so that the surface-mounted components and the circuit board are reliably bonded together through the solder paste alloy. The inlet and outlet of the reflow oven are provided with modularized driving devices which are positioned in the areas of the circuit board before the circuit board enters the hearth and after the manufacturing process is completed. In the process, the inlet driving module is used for automatically conveying the connecting circuit board from the previous working procedure of the process assembly line to the hearth, completing the whole temperature curve after being heated by hot air of the hearth, automatically outputting the circuit board to the next working procedure through the outlet driving module, realizing the full automation of the whole assembly line and improving the production efficiency.
The temperature profile requirements for different circuit board reflow ovens will vary. The temperature curve of the drying and ageing furnace is horizontal (the temperature of the whole region in the furnace is set to be the same), and the furnace type is widely applied. In order to be more flexibly applied to the whole process production line, the production efficiency is improved greatly, and the conventional unidirectional conveying circuit board cannot meet the market demand.
Disclosure of Invention
The object of the present invention is to provide a double-line drive for a reflow oven in order to overcome the above-mentioned drawbacks of the prior art.
The aim of the invention can be achieved by the following technical scheme:
a double-flow line driving device for a reflow oven, wherein two ends of the reflow oven are communicated, the driving device comprises two driving units which are oppositely arranged at two ends of the reflow oven, the driving units comprise a chain driving shaft and three guide rail supporting plates which are parallel to each other, the guide rail supporting plates are provided with guide rails which are used for supporting conveying chains of two flow lines, the chain driving shaft vertically penetrates through the three guide rail supporting plates, the chain driving shaft is provided with driving sprockets,
when the chain drive mechanism is used, the conveying chain of the assembly line is meshed with the driving chain wheel, and the chain driving shaft and the driving chain wheel drive the conveying chain to move along the direction of the guide rail.
The device also comprises a first supporting rod vertically connected with the three guide rail supporting plates, wherein the guide rail supporting plates comprise a movable left supporting plate, a fixed middle supporting plate and a movable right supporting plate, and the movable left supporting plate and the movable right supporting plate slide along the first supporting rod.
The device also comprises a second supporting rod vertically connected with the three guide rail supporting plates, two ends of the second supporting rod are respectively provided with a production line width adjusting mechanism, and the corresponding movable supporting plates are respectively driven by the production line width adjusting mechanisms to slide along the first supporting rods.
The assembly line width adjusting mechanism comprises a side plate and an adjusting screw, wherein the side plate is vertically connected with the second supporting rod, one end of the adjusting screw is fixedly connected with the corresponding movable supporting plate, the other end of the adjusting screw is in threaded connection with the side plate, and when the adjusting screw rotates, linear displacement is generated to drive the corresponding movable supporting plate to do linear motion.
Each assembly line width adjusting mechanism comprises two adjusting screws.
The tail end of the adjusting screw is coaxially connected with a gear.
The chain driving shaft is a square shaft.
The driving chain wheel is arranged at the joint of the chain driving shaft and the guide rail supporting plate.
Compared with the prior art, the invention has the following advantages:
(1) The guide rail support plate is provided with three guide rails which are parallel to each other, the guide rails are arranged on the guide rail support plate and used for supporting conveying chains of the assembly lines, and the guide rails can simultaneously drive and support two assembly lines to operate, the driving shafts of the two assembly lines are arranged at opposite ends, so that the two assembly lines can operate in opposite directions, the simultaneous operation of two ends of the reflow oven is realized, the production efficiency is improved, and the space is saved.
(2) The guide rail supporting plates on the two sides are movable and move along the first supporting rod, and the width of the pipeline can be adjusted to adapt to circuit boards of various specifications,
(3) And two ends of the second supporting rod are respectively provided with an assembly line width adjusting mechanism, and the sliding of the movable guide rail supporting plate is driven by the adjusting mechanism, so that the supporting effect of the first supporting rod on the three guide rail supporting plates is not influenced.
(4) The adjusting mechanism comprises a side plate and an adjusting screw rod, the rotation of the screw rod is converted into linear motion, the control is easy, and the position adjustment is accurate.
(5) Each assembly line width adjusting mechanism comprises two adjusting screws, and reliability is high.
(6) The tail end of the adjusting screw is coaxially connected with a gear, the screw is driven to rotate through rotation of the gear, and the diameter of the gear is larger than that of the screw, so that the adjusting screw is convenient to adjust.
(7) The chain driving shaft is a square shaft, so that the chain driving shaft is convenient to drive the chain wheel coaxially connected with the chain driving shaft to rotate.
(8) The driving chain wheel is arranged at the joint of the chain driving shaft and the guide rail supporting plate and is coplanar with the guide rail, so that the stability is good.
Drawings
Fig. 1 is a schematic diagram of a first driving unit structure according to the present embodiment;
fig. 2 is a schematic diagram of a second driving unit structure according to the present embodiment;
reference numerals:
1 is a chain driving shaft; 2 is a guide rail; 21 is a movable left support plate; 22 is a fixed intermediate support plate; 23 is a movable right support plate; 3 is a driving chain wheel; 4 is a first supporting rod; 5 is a second supporting rod; 6 is a side plate; and 7 is an adjusting screw.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present invention, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present invention is not limited to the following examples.
Examples
A double-flow line driving device for a reflow oven, wherein two ends of the reflow oven are communicated, the driving device comprises two driving units which are oppositely arranged at two ends of the reflow oven, the driving units comprise a chain driving shaft 1 and three guide rail supporting plates which are mutually parallel, guide rails 2 are arranged on the guide rail supporting plates, the guide rails 2 are used for supporting conveying chains of two flow lines, the chain driving shaft 1 vertically passes through the three guide rail supporting plates, a driving chain wheel 3 is arranged on the chain driving shaft 1,
when the guide rail type conveyor chain is used, the conveying chain of the assembly line is meshed with the driving sprocket 3, and the driving shaft 1 and the driving sprocket 3 drive the conveying chain to move along the guide rail direction.
The device also comprises a first supporting rod 4 vertically connected with the three guide rail supporting plates, wherein the guide rail supporting plates comprise a movable left supporting plate 21, a fixed middle supporting plate 22 and a movable right supporting plate 23, the movable left supporting plate 21 and the movable right supporting plate 23 slide along the first supporting rod 4, and the first supporting rod 4 passes through round holes in the three guide rail supporting plates so that the three guide rail supporting plates are kept parallel to each other.
The device also comprises a second supporting rod 5 vertically connected with the three guide rail supporting plates, two ends of the second supporting rod 5 are respectively provided with a production line width adjusting mechanism, and the corresponding movable supporting plates are respectively driven by the production line width adjusting mechanisms to slide along the first supporting rods 4.
The pipeline width adjusting mechanism comprises a side plate 6 and an adjusting screw 7, wherein the side plate 6 is vertically connected with the second supporting rod 5, one end of the adjusting screw 7 is fixedly connected with the corresponding movable supporting plate, the other end of the adjusting screw is in threaded connection with the side plate 6, and linear displacement is generated when the adjusting screw 7 rotates to drive the corresponding movable supporting plate to do linear motion. Two adjusting screws 7 are connected to each side plate 6, so that the translational movement of the guide rail supporting plate is more stable and cannot incline.
The tail end of the adjusting screw 7 is coaxially connected with a gear, and the gear is driven to rotate by a limit motor to adjust. In order to prevent the movable supporting plate from excessively adjusting and limiting the width between the two guide rails of the assembly line, a limit switch is arranged on a working bench beside the movable supporting plate, and when the movable supporting plate touches the limit switch, the limit switch sends an instruction to the limit motor, and the limit motor stops running.
The chain drive shaft 1 is a square shaft, and the square shaft is connected with a drive motor which provides driving force.
The driving sprocket 3 is arranged at the joint of the chain driving shaft 1 and the guide rail supporting plate.
In this embodiment, the two driving units are a first driving unit and a second driving unit, as shown in fig. 1 and 2, respectively, where the first driving unit and the second driving unit are disposed oppositely, the driving sprocket of the first driving unit is disposed on the movable left support plate 2 and the fixed middle support plate 22, and the driving sprocket of the second driving unit is disposed on the fixed middle support plate 22 and the movable right support plate 23, and the driving unit is usually disposed at the outlet of the assembly line, below the conveying chain, so that the driving force is improved, and therefore, the two assembly lines run in opposite directions. Therefore, the production line can be symmetrically arranged at two sides of the reflow oven, the two sides can be operated simultaneously, the requirements of users are met, and the production efficiency is improved.
Claims (6)
1. The double-flow line driving device for the reflow oven is characterized in that the driving device comprises two driving units which are oppositely arranged at the two ends of the reflow oven, the driving units comprise a chain driving shaft (1) and three guide rail supporting plates which are parallel to each other, the guide rail supporting plates are provided with guide rails (2), the guide rails (2) are used for supporting conveying chains of two flow lines, the chain driving shaft (1) vertically passes through the three guide rail supporting plates, the chain driving shaft (1) is provided with driving chain wheels (3),
when the chain drive mechanism is used, the conveying chain of the assembly line is meshed with the driving chain wheel (3), and the chain driving shaft (1) and the driving chain wheel (3) drive the conveying chain to move along the guide rail;
the device also comprises a first supporting rod (4) vertically connected with the three guide rail supporting plates, wherein the guide rail supporting plates comprise a movable left supporting plate (21), a fixed middle supporting plate (22) and a movable right supporting plate (23), and the movable left supporting plate (21) and the movable right supporting plate (23) slide along the first supporting rod (4);
the driving chain wheel (3) is arranged at the joint of the chain driving shaft (1) and the guide rail supporting plate.
2. A twin-line driving apparatus for a reflow oven according to claim 1, further comprising a second support bar (5) vertically connected to the three guide support bars, wherein two ends of the second support bar (5) are respectively provided with a line width adjusting mechanism, and the line width adjusting mechanisms respectively drive the corresponding movable support bars to slide along the first support bar (4).
3. The double-flow line driving device for the reflow oven according to claim 2, wherein the flow line width adjusting mechanism comprises a side plate (6) and an adjusting screw (7), the side plate (6) is vertically connected with the second supporting rod (5), one end of the adjusting screw (7) is fixedly connected with the corresponding movable supporting plate, the other end of the adjusting screw is in threaded connection with the side plate (6), and when the adjusting screw (7) rotates, linear displacement is generated to drive the corresponding movable supporting plate to do linear motion.
4. A double-flow line driving device for a reflow oven according to claim 2, wherein each flow line width adjusting mechanism includes two adjusting screws (7).
5. A double-flow line driving device for a reflow oven according to claim 2, wherein the end of the adjusting screw (7) is coaxially connected to a gear.
6. A double-flow line driving device for a reflow oven according to claim 1, wherein the chain driving shaft (1) is a square shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235990.2A CN108247165B (en) | 2016-12-28 | 2016-12-28 | Double-flow line driving device for reflow oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235990.2A CN108247165B (en) | 2016-12-28 | 2016-12-28 | Double-flow line driving device for reflow oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108247165A CN108247165A (en) | 2018-07-06 |
| CN108247165B true CN108247165B (en) | 2023-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611235990.2A Active CN108247165B (en) | 2016-12-28 | 2016-12-28 | Double-flow line driving device for reflow oven |
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| Country | Link |
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| CN (1) | CN108247165B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006143467A (en) * | 2004-10-18 | 2006-06-08 | Sanshin Kinzoku Kogyo Kk | Flow-through rack |
| CN101612686A (en) * | 2009-07-09 | 2009-12-30 | 维多利绍德机械科技（苏州）有限公司 | The concealed central support system of reflow soldering |
| CN102476231A (en) * | 2010-11-26 | 2012-05-30 | 深圳市劲拓自动化设备股份有限公司 | Transmission structure with double guide rails for reflow soldering and reflow soldering machine with double guide rails |
| CN203428552U (en) * | 2013-07-30 | 2014-02-12 | 淄博瑞邦自动化设备有限公司 | Vertical automatic tile stacking machine |
| CN106081487A (en) * | 2016-07-28 | 2016-11-09 | 深圳市劲拓自动化设备股份有限公司 | A kind of vertical reflow ovens |
-
2016
- 2016-12-28 CN CN201611235990.2A patent/CN108247165B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006143467A (en) * | 2004-10-18 | 2006-06-08 | Sanshin Kinzoku Kogyo Kk | Flow-through rack |
| CN101612686A (en) * | 2009-07-09 | 2009-12-30 | 维多利绍德机械科技（苏州）有限公司 | The concealed central support system of reflow soldering |
| CN102476231A (en) * | 2010-11-26 | 2012-05-30 | 深圳市劲拓自动化设备股份有限公司 | Transmission structure with double guide rails for reflow soldering and reflow soldering machine with double guide rails |
| CN203428552U (en) * | 2013-07-30 | 2014-02-12 | 淄博瑞邦自动化设备有限公司 | Vertical automatic tile stacking machine |
| CN106081487A (en) * | 2016-07-28 | 2016-11-09 | 深圳市劲拓自动化设备股份有限公司 | A kind of vertical reflow ovens |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108247165A (en) | 2018-07-06 |
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