CN109014483A - A kind of reflow ovens monitoring system and its control method - Google Patents
A kind of reflow ovens monitoring system and its control method Download PDFInfo
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- CN109014483A CN109014483A CN201810563844.5A CN201810563844A CN109014483A CN 109014483 A CN109014483 A CN 109014483A CN 201810563844 A CN201810563844 A CN 201810563844A CN 109014483 A CN109014483 A CN 109014483A
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- reflow ovens
- fixedly connected
- partition
- plate
- monitoring system
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- 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
- B23K3/04—Heating appliances
-
- 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
- B23K1/012—Soldering with the use of hot gas
-
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The invention discloses a kind of reflow ovens monitoring systems, including reflow ovens, air heater is fixedly connected at the top of the reflow ovens, the two sides of air heater are communicated with conduit, one end of two conduits runs through reflow ovens and extends to the inside of reflow ovens, the surface that two conduits extend to one end inside reflow ovens is rotatably connected to vertical tube by connecting tube, and the present invention relates to reflow ovens technical fields.The reflow ovens monitoring system and its control method, by being fixedly connected with air heater at the top of reflow ovens, the temperature in reflow ovens can be monitored in real time, then the temperature of reflow ovens is made to reach suitable temperature using device, the quality and level of product can be improved, it is connected by the output end of temperature sensor and the input terminal of data comparator, intelligentized control, the efficiency and level of production can be improved, increase more intelligentized functions, it is intelligentized to monitor the high efficiency that operation can be improved.
Description
Technical field
The present invention relates to reflow ovens technical field, specially a kind of reflow ovens monitoring system and its control method.
Background technique
The furnace technology that flows back is the paste solder allocated in advance on printed board pad by refuse, realizes surface
Component welding end or pin and the room machine of printed board pad and the solder of electrical connection are assembled, reflow ovens are SMT (surface patches
Dress technology) the last one critical process is a real time planning, change in process is more complicated, is related to many technique ginsengs
Number, wherein the setting of temperature curve is mostly important, directly decision reflow soldering quality, and typical TV monitor system is mainly by preceding
This five most of composition of supervision equipment, transmission device, rear end storage, control and display equipment is held, wherein rear end equipment can be into one
Step is divided into central control equipment and sub-control control equipment, and there are many constituted modes for front and back ends equipment, and the connection between them (can also
Referred to as Transmission system) it can be realized by various ways such as cable, optical fiber, microwaves.
During use, temperature is inconvenient to control to be easy for influencing reflow ovens interior items most reflow ovens
Whole quality, general heating apparatus are all the inside that hot gas is directly led to reflow ovens, and such mode can to lead to
Non-uniform temperature also will affect the quality of product.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of reflow ovens monitoring system and its control method, solves
Non-uniform temperature, the problem of influencing final product quality.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of reflow ovens monitoring system, including
Reflow ovens are fixedly connected with air heater at the top of the reflow ovens, and the two sides of air heater are communicated with conduit,
One end of two conduits runs through reflow ovens and extends to the inside of reflow ovens, and two conduits extend in reflow ovens
The surface of portion one end is rotatably connected to vertical tube by connecting tube, and the surface of vertical tube is fixedly connected with gear, the reflow ovens
Partition is fixedly connected between the two sides of inner wall, and the front of partition slidably connects the teeth plate being meshed with gear, institute
It states the surface of partition and sector dental lamina, the top of the teeth plate is connected with by movable axis positioned at the top of teeth plate
The teeth being meshed with sector dental lamina are fixedly connected with, and are fixedly connected with riser at the top of sector dental lamina, it is described perpendicular
Connecting rod is fixedly connected at the top of plate, one end of the connecting rod runs through partition and extends to the back side of partition, the partition
The back side be fixedly connected with support plate, and be fixedly connected with motor at the top of support plate, the back side of the partition and be located at motor
Side be fixedly connected with connecting plate, one end of the motor output shaft is fixedly connected with motion bar, and one end of motion bar
Be rotatablely connected with the side of connecting plate, the surface of the motion bar is fixedly connected with cylinder, and the surface of cylinder offer with
The compatible spoon bar of connecting rod.
Preferably, the back side of the teeth plate is fixedly connected with slide plate, and the surface of partition offers and mutually fits with slide plate
The sliding slot matched, the surface of the partition and be located at sector dental lamina at the top of offer arc groove compatible with connecting rod.
Preferably, the bottom end of the vertical tube is communicated with transverse tube, and the bottom on transverse tube surface is fixedly connected with spray head.
Preferably, the bottom of the reflow ovens is fixedly connected with transverse slat, and the side at the top of transverse slat is fixedly connected with control
System switch, the surface of the reflow ovens is fixedly connected with key and display screen, and the side at the top of reflow ovens is fixedly connected with
Alarm, the other side at the top of the reflow ovens are fixedly connected with temperature sensor.
Preferably, the bottom of the transverse slat is fixedly connected with cabinet, and the surface of cabinet is hinged with chamber door by hinge,
The bottom of the cabinet is fixedly connected with bottom plate, and the side at the top of bottom plate is fixedly connected with guard box, the guard box
Inside is fixedly connected with data comparator, central processing unit and wireless signal transceiver, and the two sides of bottom base plate are fixed
It is connected with universal wheel.
Preferably, the input terminal of the output end of the temperature sensor and data comparator connects, and data comparator
Output end and the input terminal of feedback module connect, the input terminal of the output end of the feedback module and central processing unit connects,
And the output end of central processing unit is connect with the input terminal of data comparator, display screen, motor and air heater respectively, institute
The output end for stating control switch and key is connect with the input terminal of central processing unit.
Preferably, the output end of the input terminal of the central processing unit and power module connects, and power module is defeated
Outlet is connect with the input terminal of temperature sensor and key respectively, and the central processing unit is realized two-way with wireless signal transceiver
Connection, and wireless signal transceiver is bi-directionally connected with the realization of controlling terminal module.
The invention also discloses the control methods of reflow ovens monitoring system, specifically includes the following steps:
S1, first determine to need to input normal temperature value inside reflow ovens, be to the alert valve of high temperature higher than the temperature value of standard
Value, then will be into high temperature alarm threshold values input data comparator, as comparing data by key；
S2, temperature sensor can detect the temperature inside reflow ovens, the data transfer that then will test to data
Comparator 2, the temperature value that will test in data comparator are compared with high temperature alarm threshold values；
S3, data comparator will arrive the alert threshold values of high temperature and feed back to central processing unit through feedback module, and central processing unit passes through
Wireless signal transceiver transmits the temperature to controlling terminal module *, then controlling terminal module control motor and air heater
Work, while central processing unit can open control switch, and motor and air heater is made to work；
S4, air heater are heated air by the entrance of air, are then transferred to hot gas by conduit perpendicular
Pipe carries out hot gas conveying by inside of the spray head to reflow ovens, opens motor, motor drives motion bar to be rotated, motion bar
It just will drive cylinder to be rotated, the spoon bar on cylinder just will drive connecting rod and be moved left and right, and connecting rod just will drive
Sector dental lamina swings by the center of circle of movable axis, and sector dental lamina with engaging for teeth by driving teeth plate to carry out
Move left and right, teeth plate by gear drive vertical tube rotated, spray head will in rotary manner to the inside of reflow ovens into
Row is supplied gas.
(3) beneficial effect
The present invention provides a kind of reflow ovens monitoring system and its control methods.Have it is following the utility model has the advantages that
(1), the reflow ovens monitoring system and its control method, by being fixedly connected with air heating at the top of reflow ovens
Device, and the two sides of air heater are communicated with conduit, and one end of two conduits runs through reflow ovens and extends to reflow ovens
Inside, two conduits extend to the surface of one end inside reflow ovens and are rotatably connected to vertical tube by connecting tube, and vertical tube
Surface is fixedly connected with gear, partition is fixedly connected between the two sides of reflow ovens inner wall, and the front of partition is slidably connected
There is a teeth plate being meshed with gear, the surface of the partition and top for being located at teeth plate is connected with sector by movable axis
Dental lamina is fixedly connected with the teeth being meshed with sector dental lamina at the top of teeth plate, can be in real time to the temperature in reflow ovens
It is monitored, then makes the temperature of reflow ovens reach suitable temperature using device, so that it may improve the quality and water of product
It is flat.
(2), the reflow ovens monitoring system and its control method pass through the output end of temperature sensor and data comparator
Input terminal connection, and the input terminal of the output end of data comparator and feedback module connects, and the output end of feedback module is in
The input terminal of central processor connects, and the output end of central processing unit respectively with data comparator, display screen, motor and air
The input terminal of heater connects, and the output end of control switch and key is connect with the input terminal of central processing unit, central processing
The output end of the input terminal of device and power module connects, and the output end of power module respectively with temperature sensor and key
Input terminal connection, central processing unit are bi-directionally connected with wireless signal transceiver realization, and wireless signal transceiver and control are eventually
End module realization is bi-directionally connected, intelligentized control, and the efficiency and level of production can be improved, increase more intelligentized function
Can, it is intelligentized to monitor the high efficiency that operation can be improved.
(3), the reflow ovens monitoring system and its control method, are slidably connected by the front of partition and are meshed with gear
Teeth plate, the surface of partition and be located at teeth plate top sector dental lamina is connected with by movable axis, teeth plate
Top is fixedly connected with the teeth being meshed with sector dental lamina, and is fixedly connected with riser at the top of sector dental lamina, erects
Connecting rod is fixedly connected at the top of plate, one end of connecting rod runs through partition and extends to the back side of partition, and the back side of partition is solid
Surely support plate is connected, and is fixedly connected with motor at the top of support plate, the fixed company in the back side of partition and the side for being located at motor
It is connected to connecting plate, one end of motor output shaft is fixedly connected with motion bar, and one end of motion bar and the side of connecting plate turn
Dynamic connection, the surface of motion bar is fixedly connected with cylinder, and the surface of cylinder offers spoon bar compatible with connecting rod,
Spray head is subjected to rotation air-supply in the way of rotation, the temperature that can be maintained the reflux in furnace is uniform, reduces and processes to product
Influence.
(4), the reflow ovens monitoring system and its control method pass through the defeated of the input terminal of central processing unit and power module
Outlet connection, and the output end of power module connect with the input terminal of temperature sensor and key respectively, central processing unit and
Wireless signal transceiver realization be bi-directionally connected, and wireless signal transceiver and controlling terminal module realization be bi-directionally connected, to time
The temperature of stream furnace interior is controlled, and is then transmitted to controlling terminal by wireless signal transceiver, can be on mobile phone
Row is checked and is controlled, and the convenience used is improved.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the cross-sectional view of present invention reflux furnace structure；
Fig. 3 is the structural schematic diagram of partition of the present invention；
Fig. 4 is the top view of reflow ovens internal structure of the present invention；
Fig. 5 is the enlarged drawing in Fig. 2 of the present invention at A；
Fig. 6 is the structural principle block diagram of present system.
In figure, 1 reflow ovens, 2 air heaters, 3 conduits, 4 vertical tubes, 5 gears, 6 partitions, 7 teeth plates, 8 sector dental laminas,
9 teeth, 10 risers, 11 connecting rods, 12 support plates, 13 motors, 14 connecting plates, 15 motion bars, 16 cylinders, 17 spoon bars, 18 are slided
Plate, 19 sliding slots, 20 arc grooves, 21 transverse tubes, 22 spray heads, 23 transverse slats, 24 control switches, 25 keys, 26 display screens, 27 alarms,
28 temperature sensors, 29 cabinets, 30 chamber doors, 31 bottom plates, 32 guard boxs, 33 data comparators, 34 central processing units, 35 wireless communications
Number transceiver, 36 universal wheels, 37 feedback modules, 38 power modules, 39 controlling terminal modules.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6 is please referred to, the embodiment of the present invention provides a kind of technical solution: a kind of reflow ovens monitoring system, including reflux
Furnace 1, the bottom of reflow ovens 1 are fixedly connected with transverse slat 23, and the bottom of transverse slat 23 is fixedly connected with cabinet 29, and the table of cabinet 29
Face is hinged with chamber door 30 by hinge, and the bottom of cabinet 29 is fixedly connected with bottom plate 31, and the side at 31 top of bottom plate is fixed
It is connected with guard box 32, the inside of guard box 32 is fixedly connected with data comparator 33, central processing unit 34 and wireless signal and receives
Device 35, the model ARM9 of central processing unit 35 are sent out, intelligentized control can be improved the efficiency and level of production, increase more
Mostly intelligentized function, it is intelligentized to monitor the high efficiency that operation can be improved, the temperature inside reflow ovens 1 is controlled,
Then controlling terminal 39 is transmitted to by wireless signal transceiver 35, can be carried out checking on mobile phone and control, improves
The input terminal of the convenience used, central processing unit 34 is connect with the output end of power module 38, and power module 38 is defeated
Outlet is connect with the input terminal of temperature sensor 28 and key 25 respectively, and central processing unit 34 and wireless signal transceiver 35 are realized
It is bi-directionally connected, and wireless signal transceiver 35 is bi-directionally connected with the realization of controlling terminal module 39, and the two of 31 bottom of bottom plate
Side is fixedly connected to universal wheel 36, and the side at 23 top of transverse slat is fixedly connected with control switch 24, the surface of reflow ovens 1
It is fixedly connected with key 25 and display screen 26, and the side at 1 top of reflow ovens is fixedly connected with alarm 27, reflow ovens 1 are pushed up
The other side in portion is fixedly connected with temperature sensor 28, the model DS18B20 of temperature sensor 28, temperature sensor 28 it is defeated
Outlet is connect with the input terminal of data comparator 33, and the input terminal of the output end of data comparator 33 and feedback module 37 connects
It connects, the output end of feedback module 37 is connect with the input terminal of central processing unit 34, and the output end difference of central processing unit 34
It is connect with the input terminal of data comparator 33, display screen 26, motor 13 and air heater 2, control switch 24 and key 25
Output end is connect with the input terminal of central processing unit 34, and the top of reflow ovens 1 is fixedly connected with air heater 2, and empty
The two sides of hot-air heater 2 are communicated with conduit 3, and one end of two conduits 3 runs through reflow ovens 1 and extends to the interior of reflow ovens 1
Portion, the surface that two conduits 3 extend to 1 inside one end of reflow ovens are rotatably connected to vertical tube 4, the bottom end of vertical tube 4 by connecting tube
It is communicated with transverse tube 21, and the bottom on 21 surface of transverse tube is fixedly connected with spray head 22, spray head 22 is carried out in the way of rotation
Rotation air-supply, the temperature that can be maintained the reflux in furnace 1 is uniform, reduces the influence to product processing, and the surface of vertical tube 4 is solid
Surely it is connected with gear 5, partition 6 is fixedly connected between the two sides of 1 inner wall of reflow ovens, and the front of partition 6 slidably connects
The teeth plate 7 being meshed with gear 5, the back side of teeth plate 7 are fixedly connected with slide plate 18, and the surface of partition 6 offer with
The compatible sliding slot 19 of slide plate 18, the surface of partition 6 and the top for being located at sector dental lamina 8 are offered to be adapted with connecting rod 11
Arc groove 20, the surface of partition 6 and be located at teeth plate 7 top sector dental lamina 8, teeth are connected with by movable axis
The top of plate 7 is fixedly connected with the teeth 9 being meshed with sector dental lamina 8, and the top of sector dental lamina 8 is fixedly connected with
Riser 10, the top of riser 10 are fixedly connected with connecting rod 11, and one end of connecting rod 11 through partition 6 and extends to partition 6
The back side, the back side of partition 6 is fixedly connected with support plate 12, and the top of support plate 12 is fixedly connected with motor 13, the back of partition 6
Face and be located at motor 13 side be fixedly connected with connecting plate 14, one end of 13 output shaft of motor is fixedly connected with motion bar 15,
And one end of motion bar 15 and the side of connecting plate 14 are rotatablely connected, and the surface of motion bar 15 is fixedly connected with cylinder 16, and
And the surface of cylinder 16 offers spoon bar 17 compatible with connecting rod 11.
The invention also discloses the control methods of reflow ovens monitoring system, specifically includes the following steps:
S1, first determine to need to input the 1 normal temperature value in inside of reflow ovens, be to the alert valve of high temperature higher than the temperature value of standard
Value, then will be into high temperature alarm threshold values input data comparator 33, as comparing data by key 25；
S2, temperature sensor 28 can detect the temperature inside reflow ovens 1, the data transfer that then will test to number
According to comparator 33, the temperature value that will test in data comparator 33 is compared with high temperature alarm threshold values；
S3, data comparator 33 will arrive the alert threshold values of high temperature and feed back to central processing unit 34, central processing through feedback module 37
Device 34 transmits the temperature to controlling terminal module 39 by wireless signal transceiver 35, and then controlling terminal module 39 controls motor
13 and air heater 2 work, while central processing unit 34 can open control switch 24, make motor 13 and air heater
2 work；
S4, air heater 2 are heated air by the entrance of air, are then transferred to hot gas by conduit 3
Vertical tube 4 carries out hot gas conveying by inside of the spray head 22 to reflow ovens 1, opens motor 13, motor 13 drives motion bar 15 to carry out
Rotation, motion bar 15 just will drive cylinder 16 and rotated, and the spoon bar 17 on cylinder 16 just will drive connecting rod 11 and carry out a left side
It moves right, connecting rod 11 just will drive sector dental lamina 8 and swing by the center of circle of movable axis, and sector dental lamina 8 passes through
Teeth plate 7 is driven to be moved left and right with engaging for teeth 9, teeth plate 7 drives vertical tube 4 to be rotated by gear 5, spray head 22
Will the inside in rotary manner to reflow ovens 1 supply gas.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of reflow ovens monitoring system, including reflow ovens (1), it is characterised in that: be fixedly connected at the top of the reflow ovens (1)
Have air heater (2), and the two sides of air heater (2) are communicated with conduit (3), one end of two conduits (3)
Run through reflow ovens (1) and extend to the inside of reflow ovens (1), two conduits (3) extend to the internal one end of reflow ovens (1)
Surface be rotatably connected to vertical tube (4) by connecting tube, and the surface of vertical tube (4) is fixedly connected with gear (5), the reflux
It is fixedly connected with partition (6) between the two sides of furnace (1) inner wall, and the front of partition (6) slidably connects and mutually nibbles with gear (5)
The teeth plate (7) of conjunction, the surface of the partition (6) and the top for being located at teeth plate (7) are connected with sector by movable axis
Teeth plate (8) is fixedly connected with the teeth (9) being meshed with sector dental lamina (8) at the top of the teeth plate (7), and fans
It is fixedly connected at the top of shape teeth plate (8) riser (10), is fixedly connected with connecting rod (11), institute at the top of the riser (10)
One end of connecting rod (11) is stated through partition (6) and extends to the back side of partition (6), the back side of the partition (6) is fixedly connected
Support plate (12), and motor (13) are fixedly connected at the top of support plate (12), the back side of the partition (6) and is located at motor
(13) side is fixedly connected with connecting plate (14), and one end of motor (13) output shaft is fixedly connected with motion bar (15),
And the side of one end of motion bar (15) and connecting plate (14) is rotatablely connected, and the surface of the motion bar (15) is fixedly connected with
Cylinder (16), and the surface of cylinder (16) offers and connecting rod (11) compatible spoon bar (17).
2. a kind of reflow ovens monitoring system according to claim 1, it is characterised in that: the back side of the teeth plate (7) is solid
Surely it is connected with slide plate (18), and the surface of partition (6) offers and slide plate (18) compatible sliding slot (19), the partition
(6) surface and being located at the top of sector dental lamina (8) offers and connecting rod (11) compatible arc groove (20).
3. a kind of reflow ovens monitoring system according to claim 1, it is characterised in that: the bottom end of the vertical tube (4) is connected to
Have transverse tube (21), and the bottom on transverse tube (21) surface is fixedly connected with spray head (22).
4. a kind of reflow ovens monitoring system according to claim 1, it is characterised in that: the bottom of the reflow ovens (1) is solid
Surely it is connected with transverse slat (23), and the side at the top of transverse slat (23) is fixedly connected with control switch (24), the reflow ovens (1)
Surface is fixedly connected with key (25) and display screen (26), and the side at the top of reflow ovens (1) is fixedly connected with alarm
(27), the other side at the top of the reflow ovens (1) is fixedly connected with temperature sensor (28).
5. a kind of reflow ovens monitoring system according to claim 4, it is characterised in that: the bottom of the transverse slat (23) is fixed
It is connected with cabinet (29), and the surface of cabinet (29) is hinged with chamber door (30) by hinge, the bottom of the cabinet (29) is solid
Surely it is connected with bottom plate (31), and the side at the top of bottom plate (31) is fixedly connected with guard box (32), the guard box (32)
Inside is fixedly connected with data comparator (33), central processing unit (34) and wireless signal transceiver (35), and bottom plate (31)
The two sides of bottom are fixedly connected to universal wheel (36).
6. a kind of reflow ovens monitoring system according to claim 4, it is characterised in that: the temperature sensor (28) it is defeated
Outlet is connect with the input terminal of data comparator (33), and the output end of data comparator (33) and feedback module (37) is defeated
Enter end connection, the output end of the feedback module (37) is connect with the input terminal of central processing unit (34), and central processing unit
(34) output end connects with the input terminal of data comparator (33), display screen (26), motor (13) and air heater (2) respectively
It connects, the output end of the control switch (24) and key (25) is connect with the input terminal of central processing unit (34).
7. a kind of reflow ovens monitoring system according to claim 5, it is characterised in that: the central processing unit (34) it is defeated
Enter end to connect with the output end of power module (38), and the output end of power module (38) respectively with temperature sensor (28) and
The input terminal of key (25) connects, and the central processing unit (34) is realized with wireless signal transceiver (35) and is bi-directionally connected, and
Wireless signal transceiver (35) is realized with controlling terminal module (39) and is bi-directionally connected.
8. a kind of control method of reflow ovens monitoring system according to claim 1, it is characterised in that: specifically include following
Step:
S1, first determine to need to input the internal normal temperature value of reflow ovens (1), be to the alert valve of high temperature higher than the temperature value of standard
Then value will be arrived in high temperature alarm threshold values input data comparator (33) by key (25), as comparing data；
S2, temperature sensor (28) can detect the temperature of reflow ovens (1) inside, the data transfer that then will test to number
According to comparator (33), the temperature value that will test in data comparator (33) is compared with high temperature alarm threshold values；
S3, data comparator (33) will arrive the alert threshold values of high temperature and feed back to central processing unit (34), centre through feedback module (37)
Reason device (34) transmits the temperature to controlling terminal module (39) by wireless signal transceiver (35), then controlling terminal module
(39) work of motor (13) and air heater (2) is controlled, while central processing unit (34) can open control switch (24),
Motor (13) and air heater (2) is set to work；
S4, air heater (2) are heated air by the entrance of air, are then transferred to hot gas by conduit (3)
Vertical tube (4) carries out hot gas conveying by inside of the spray head (22) to reflow ovens (1), opens motor (13), and motor (13), which drives, lives
Lever (15) is rotated, and motion bar (15) just will drive cylinder (16) and be rotated, and the spoon bar (17) on cylinder (16) is just
Will drive connecting rod (11) to be moved left and right, connecting rod (11) just will drive sector dental lamina (8) using movable axis as the center of circle into
Row swings, and sector dental lamina (8) with engaging for teeth (9) by driving teeth plate (7) to be moved left and right, teeth plate
(7) by gear (5) drive vertical tube (4) rotated, spray head (22) will in rotary manner the inside to reflow ovens (1) into
Row is supplied gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810563844.5A CN109014483A (en) | 2018-06-04 | 2018-06-04 | A kind of reflow ovens monitoring system and its control method |
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| CN201810563844.5A CN109014483A (en) | 2018-06-04 | 2018-06-04 | A kind of reflow ovens monitoring system and its control method |
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| CN109014483A true CN109014483A (en) | 2018-12-18 |
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| CN201810563844.5A Pending CN109014483A (en) | 2018-06-04 | 2018-06-04 | A kind of reflow ovens monitoring system and its control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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Application publication date: 20181218 |