CN103406061A - Glue and powder automatic proportioning equipment for LED packaging - Google Patents
Glue and powder automatic proportioning equipment for LED packaging Download PDFInfo
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- CN103406061A CN103406061A CN2013103491180A CN201310349118A CN103406061A CN 103406061 A CN103406061 A CN 103406061A CN 2013103491180 A CN2013103491180 A CN 2013103491180A CN 201310349118 A CN201310349118 A CN 201310349118A CN 103406061 A CN103406061 A CN 103406061A
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Abstract
The invention discloses glue and powder automatic proportioning equipment for LED packaging. The equipment is provided with a PLC, and solenoid valves, point vibration conveying apparatuses, a screw vibration conveying apparatus and a heat energy drying device, which are connected to and controlled by the PLC controller. Discharge ports of the apparatuses concentrate together; a container cup is arranged below the discharge ports; the container cup is arranged on a precise weighing instrument; solenoid valves are connected to an air compressor through gas pipes; the PLC is connected to the precise weighing instrument, and the weight displayed by the precise weighing instrument is fed back to the PLC; and the PLC receives information and controls the on /off of the solenoid valves, vibration frequency and operation voltage and switching of each operation stage of the screw vibration conveying apparatus, vibration frequency, operation voltage, rotating speed of the motor and switching of each operation stage of the point vibration conveying apparatuses, so as to realize automatic proportioning of glue and powder.
Description
Technical field
The present invention relates to field of precision instruments, relate in particular to a kind of glue and powder automatic mixing equipment of LED encapsulation use.
Background technology
In fields such as analysis of experiments, micro-interpolation, fine chemistry industry and LED, the required precision of batching is very high, generally need to reach ± 10mg, and the requirement of higher occasion need to reach ± 0.1mg.
At present, in the accurate proportioning of needs, high accuracy batching occasion, substantially still adopt artificial proportioning mode, precision and multiplicity all manually determine by operating personnel.The precision aspect, because operating personnel's duplication of labour intensity is larger, be difficult to guarantee the precision in the 0.1mg scope.The multiplicity aspect, because the characteristic of each operating personnel's operant level and various raw materials is inconsistent, will cause the multiplicity aspect without any reliability and repeatability.
In addition, some raw materials have special hygroscopicity, in open environment, are very easy to the moisture absorption rotten, have a certain impact for the quality tool of batching finished product.And because manually-operated environment can not carry out airtightly, when using hygroscopic ingredients, the quality of batching can not be guaranteed well.
Summary of the invention
The technical problem to be solved in the present invention has been to provide a kind of glue and powder automatic mixing equipment of LED encapsulation use, and this equipment can reach user's required precision in the application facet of precision batching, can improve the multiplicity of batching simultaneously.
For solving the problems of the technologies described above, the present invention realizes by following scheme: a kind of glue and powder automatic mixing equipment of LED encapsulation use, this equipment comprises a casing, on casing, be provided with a PLC controller, this PLC controller is with touch display screen, the touch display screen below is provided with a window with door closure, on the box house upper strata, be respectively equipped with the screw vibration conveying device, three somes conveying device of shaking, two large glue valves, two little glue valves and a heat energy drier, described PLC controller connects and controls each magnetic valve, the each point conveying device of shaking, the screw vibration conveying device, the heat energy drier, the discharging opening of each device concentrates in together, and be provided with a container cup in the discharging opening lower end, container cup is padded on the precise weighing instrument, each magnetic valve connects an air compressor machine by tracheae, each large glue valve, little glue valve all is connected to magnetic valve gum outlet end by sebific duct, and its gum outlet be placed in container cup directly over, described PLC controller is connected with the precise weighing instrument, and pass through the alleged weight feedback information of precise weighing instrument to the PLC controller, the PLC controller receives information and controls the Push And Release of magnetic valve, control the vibration frequency of screw vibration conveying device, the switching of working voltage size and each target phase, the shake vibration frequency of conveying device of control point, the working voltage size, the switching of motor speed and each target phase, realized glue, the automatic mixing of powder.
Further, the proportioning of above-mentioned glue, powder order programming Control arbitrarily.
Further, described magnetic valve also connects A glue container, B glue container, when magnetic valve is opened, makes A glue or B glue send into large glue valve, little glue valve by air pressure, finally falls in container cup.
Further, the described some conveying device of shaking is by being fixed on the vibration of the vibrator on platform, send into uniformly powder in receptacle, it comprises feed funnel, hopper, vibrator, funnel stand, described vibrator is fixed on platform, hopper is one-body molded, one end is the cavity that connects material, the other end is the feeding part, hopper is fixed on vibrator, and section is provided with a feeding tubule within it, this feeding tubule is communicated with the cavity that connects material, the other end is communicated with the feeding bassoon, the feeding bassoon other end is connected with the blanking elbow, and in its junction, be provided with material screen net, described funnel stand is provided with four, divide the both sides that occupy vibrator, and level is fixed, the funnel stand other end is fixed on feed funnel, described feed funnel is fixed in hopper by funnel stand and connects material directly over cavity.
Further, described blanking elbow is connected with the feeding bassoon is vertical.
Further, described hopper discharging opening is provided with a funnel screen cloth.
Further, described screw vibration conveying device comprises the second hopper, stepper motor, straight-line oscillation device and feeding part, the straight-line oscillation device is located at the bottom of whole device, be a support platform at an upper portion thereof, platform one side is provided with motor cabinet, described stepper motor is arranged on motor cabinet, on motor cabinet, is furnished with motor shaft, this motor shaft and a bearing are connected and fixed, in bearing, fix a shaft coupling, described shaft coupling end connects a feeding spiro rod, and this feeding spiro rod is placed in feed pipe, the second hopper be located at the feed pipe feed end above; Little power enters feed pipe by the second hopper, through the rotation of feeding spiro rod, moves to discharge port end, and in motion process, the vibration of straight-line oscillation device, the arch that powder in the second hopper is formed destroys, and makes the powder blanking in the second hopper smooth and easy; The straight line power that in the feed pipe gap, powder moves to the discharging opening aspect is provided simultaneously; Powder is uniformly distributed in feed pipe, and feed pipe is not stopped up; In the little power delivery precision, divide timing, feeding spiro rod low speed rotation or stop, the final assignment accuracy of little power is mainly realized by the vibration of straight-line oscillation device.
Further, the described feed pipe port of export is provided with fixedly fixedly copper sheathing and the Clip Reed of feeding spiro rod.
Further, described feeding spiro rod is single-head screw or multiple-threaded screw, and the gap between itself and feed pipe determines the precision of feeding.
The invention has the beneficial effects as follows: with respect to manually-operated, plant equipment and Programmable Logic Controller have very superior characteristic aspect multiplicity.In the accurate blending process of various raw materials and various formulas, the software of plant equipment and Programmable Logic Controller, can the more stable requirement that reaches reliably precision and multiplicity.Simultaneously, aspect Machine Design, also adopted closed environment and carried out the control of constant temperature and humidity, can guarantee effectively that raw material can not produce because ambient humidity changes quality problems.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is elaborated.
Fig. 1 is the glue of LED encapsulation use of the present invention and the overall schematic of powder automatic mixing equipment.
Fig. 2 is that schematic diagram is respectively installed on box house of the present invention upper strata.
Fig. 3 is PLC controller of the present invention and precise weighing instrument connection diagram.
Fig. 4 is that the glue of LED encapsulation use of the present invention is connected block diagram with powder automatic mixing equipment components.
Fig. 5 is the point of the present invention transport conveyor constructions schematic diagram that shakes.
Fig. 6 is screw vibration transport conveyor constructions schematic diagram of the present invention.
The specific embodiment
As shown in Figures 1 to 4, a kind of glue and powder automatic mixing equipment of LED encapsulation use, this equipment comprises a casing 1, on casing 1, be provided with a PLC controller 11, this PLC controller is with touch display screen, the touch display screen below is provided with a window with door closure 12, on the box house upper strata, be respectively equipped with screw vibration conveying device 3, three somes conveying device 4 of shaking, two large glue valves 5, two little glue valves 6 and a heat energy drier 7, described PLC controller 11 connects and controls each magnetic valve, the each point conveying device 4 of shaking, screw vibration conveying device 3, heat energy drier 7, the discharging opening of each device concentrates in together, and in the discharging opening lower end, be provided with a container cup 8, container cup 8 is padded on precise weighing instrument 9, each magnetic valve connects an air compressor machine 2 by tracheae, each large glue valve 5, little glue valve 6 all is connected to magnetic valve gum outlet end by sebific duct, and its gum outlet be placed in container cup 8 directly over, described PLC controller 11 is connected with precise weighing instrument 9, and pass through the alleged weight feedback information of precise weighing instrument 9 to PLC controller 11, PLC controller 11 reception information are also controlled the Push And Release of magnetic valve, control the vibration frequency of screw vibration conveying device 3, the switching of working voltage size and each target phase, the shake vibration frequency of conveying device 4 of control point, the working voltage size, the switching of motor speed and each target phase, reach accurate proportioning.
Described magnetic valve also connects A glue container, B glue container, when magnetic valve is opened, makes A glue or B glue send into large glue valve 5, little glue valve 6 by air pressure, finally falls in container cup 8.
As shown in Figure 5, the described some conveying device 4 of shaking is by being fixed on the vibration of the vibrator on platform, send into uniformly powder in receptacle, it comprises feed funnel 41, hopper 42, vibrator 43, funnel stand 44, described vibrator 43 is fixed on platform, hopper 42 is one-body molded, one end is the cavity that connects material, the other end is the feeding part, hopper 42 is fixed on vibrator 43, and section is provided with a feeding tubule 45 within it, this feeding tubule 45 is communicated with the cavity that connects material, the other end is communicated with feeding bassoon 46, feeding bassoon 46 other ends are connected with blanking elbow 47, and in its junction, be provided with material screen net 48, described funnel stand 44 is provided with four, divide the both sides that occupy vibrator 43, and level is fixed, funnel stand 44 other ends are fixed on feed funnel 41, described feed funnel 41 is fixed in hopper 42 by funnel stand 44 and connects material directly over cavity.Blanking elbow 47 is connected with feeding bassoon 46 is vertical, blanking elbow 47 be positioned at container cup 8 directly over, the powder fallen down can directly be sent in container cup, can not make it fall into external container.Described hopper 42 discharging openings are provided with a funnel screen cloth 49, adopt this screen cloth, make powder can not drop out the device outside, make the device that falls into that powder can relax very much.
As shown in Figure 6, described screw vibration conveying device 3 comprises the second hopper 31, stepper motor 32, straight-line oscillation device 33 and feeding part, straight-line oscillation device 33 is located at the bottom of whole device, be a support platform at an upper portion thereof, platform one side is provided with motor cabinet 34, described stepper motor 32 is arranged on motor cabinet 34, on motor cabinet 34, is furnished with motor shaft 35, this motor shaft 35 and a bearing 36 are connected and fixed, the interior shaft coupling 37 of fixing of bearing 36, described shaft coupling 37 ends connect a feeding spiro rod 38, this feeding spiro rod 38 is placed in feed pipe 39, the second hopper 31 be located at feed pipe 39 feed ends above, little power enters feed pipe 39 by the second hopper 31, through the rotation of feeding spiro rod 38, moves to discharge port end, and in motion process, 33 vibrations of straight-line oscillation device, the arch that the interior powder of the second hopper 31 is formed destroys, and makes the powder blanking in the second hopper 31 smooth and easy, the straight line power that in feed pipe 39 gaps, powder moves to the discharging opening aspect is provided simultaneously, powder is uniformly distributed in feed pipe 39, and feed pipe 39 is not stopped up, in the little power delivery precision, divide timing, feeding spiro rod 38 low speed rotation or stop, the final assignment accuracy of little power is mainly realized by the vibration of straight-line oscillation device 33.Described feed pipe 39 ports of export are provided with fixedly fixedly copper sheathing and the Clip Reed of feeding spiro rod 38.Described feeding spiro rod 38 is single-head screw or multiple-threaded screw, and the gap between itself and feed pipe 39 determines the precision of feeding.
Example: the mixture that needs a kind of A glue 10 grams of proportioning, B glue 6 grams, C powder 12 grams, F powder 18 grams.
Embodiment 1: A glue batching flow process as shown in the table, start air compressor machine, and make the air gauge on casing reach stationary value.
1), parameters, at target setting weight one hurdle input 10.0000 grams, error amount one hurdle input 0.0030 gram, 150 milliseconds of blanking time inputs, the blanking time is in the selected stationary value of test phase, namely 150 milliseconds be magnetic valve switch once, under A glue gravimetric value, this value is comparatively stable.
2), to the zero clearing that resets of precise weighing instrument;
3), starting switch, device brings into operation;
4), the large rubber plug discharging, first paragraph is controlled magnetic valve, and to be opened into the shut-in time be 150 milliseconds, touch-screen shows that weight is 0.2000 gram;
The large rubber plug discharging, it is 150 milliseconds that second segment control magnetic valve is opened into the shut-in time, touch-screen shows that weight is 0.4200 gram;
The large rubber plug discharging, it is 150 milliseconds that the 3rd section control magnetic valve is opened into the shut-in time, touch-screen shows that weight is 0.6192 gram;
The large rubber plug discharging, it is 300 milliseconds that the 4th section control magnetic valve is opened into the shut-in time, touch-screen shows that weight is 1.0296 grams;
The large rubber plug discharging, in the 5th period when operation, software calculates above-mentioned each data automatically, and calculates blanking stabilized speed value and arrive preset value 10 grams and deduct reserved value 0.0030 gram required time, by calculating, the blanking time of each drawing section, carries out blanking;
0.0030 reserved gram is the blanking of the 6th section, the 7th section, goes to little plug discharging.
5), the operation automatically stop, the final weight value on the touch display screen of PLC controller is shown as 9.9998 grams, this value for the precise weighing instrument in error amount 0.0030 gram scope, this error amount is to have now in the error range allowed in production.
Above A glue is moved by software controlled machine, and its actual value is with the setting value error at 0.0002 gram, and error amount is very little, can reach accurate ratio requirement fully.
B glue is consistent with A glue operating process, and the gravimetric value finally reached is 5.9999 grams, and error 0.0001 gram, in error range, can reach accurate ratio requirement fully.
Embodiment 2: as shown in the table,
C powder 12 grams, used a some shake conveying device, and this device is by vibration, the C powder to be fallen in container cup, and the weight information that utilizes the precise weighing instrument to feed back, the hop count that switching device shifter moves, and its method of operation is to finish since the 7th section to first paragraph.
1), setup parameter, allowable error is 0.0030 gram, the zero clearing of precise weighing instrument, starting drive, as shown above;
2), the 7th section, weight is set as 7.0000 grams, when namely also remaining 7.0000 gram C powders fell, (the actual 5.0000 gram C powder of having collected in container cup), switched to the 6th section operation;
3), the 6th section, the weight of its setting is 2.1000 grams, when namely also remaining 2.1000 gram C powders fell, (the actual 9.9000 gram C powder of having collected in container cup), switched to the 5th section operation;
4), according to above-mentioned 2), 3) the method for operation, move to end, the C grain weight amount of finally collecting in container cup is 11.9999 grams, only differs 0.0001 gram with required 12 grams of reality, this error is in the scope allowed aborning, can reach accurate ratio requirement fully.
Above-mentioned the 7th section to the 5th section apparatus blanking speed, when also being left 0.0030 gram, while namely arriving the 4th section, device blanking speed is slack-off, basically be that slight vibration is fallen the C powder, the C powder that its vibration is fallen can reach the falling speed of 0.0001 g/times, so the precision of its proportioning is very high.
Embodiment 3: as shown in the table,
F powder 18 grams, use the screw vibration conveying device, this device is by vibration and the common operation of screw rod, the F powder to be fallen in container cup, screw rod is in conveyance conduit, can prevent the powder blocking pipe on pipeline, and to utilize the weight information of precise weighing instrument feedback, the hop count of switching device shifter operation, its method of operation be to finish since the 7th section to first paragraph.
1), setup parameter, allowable error is 0.0030 gram, the zero clearing of precise weighing instrument, starting drive, as shown above;
2), the 7th section, weight is set as 4.0000 grams, when namely also remaining 4.0000 gram F powders fell, (the actual 14.0000 gram F powder of having collected in container cup), switched to the 6th section operation;
3), the 6th section, the weight of its setting is 2.1000 grams, when namely also remaining 2.1000 gram F powders fell, (the actual 15.9000 gram F powder of having collected in container cup), switched to the 5th section operation;
4), according to above-mentioned 2), 3) the method for operation, move to end, the F grain weight amount of finally collecting in container cup is 17.9997 grams, only differs 0.0003 gram with aim parameter 18 grams, this error is in the scope allowed aborning, can reach accurate ratio requirement fully.
Above-mentioned the 7th section to the 5th section apparatus blanking speed, when also being left 0.0030 gram, while namely arriving the 4th section, device blanking speed is slack-off, basically be that slight vibration and screw rod rotate slowly the F powder is fallen, the F powder that its vibration and screw rod rotate whereabouts slowly can reach the falling speed of 0.0001 g/times, so the precision of its proportioning is very high.
Glue and the powder automatic mixing equipment of LED of the present invention encapsulation use not only only are used in LED fluorescent powder field, can also be applied in the powder related fields such as powder mixture ratio that herb powder weighing proportioning, scientific and technological research institute are used.Cutting mode at its each device also can increase hop count, as eight sections, nine sections, ten sections, or, more than ten sections, at box house, also can increase device in addition, to reach the ratio requirement of more products.The present invention is by after parameters on the PLC controller, and each device moves automatically, and it is simple to operate, and the precision of proportioning can reach the accuracy of 0.1 milligram especially, makes product quality and effect meet Production requirement.
The foregoing is only the preferred embodiment of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in scope of patent protection of the present invention.
Claims (9)
1. glue and the powder automatic mixing equipment of LED encapsulation use, this equipment comprises a casing (1), it is characterized in that: on casing (1), be provided with a PLC controller (11), this PLC controller is with touch display screen, the touch display screen below is provided with a window with door closure (12), on the box house upper strata, be respectively equipped with screw vibration conveying device (3), three somes conveying device (4) of shaking, two large glue valves (5), two little glue valves (6) and a heat energy drier (7), described PLC controller (11) connects and controls each magnetic valve, the each point conveying device (4) of shaking, screw vibration conveying device (3), heat energy drier (7), the discharging opening of each device concentrates in together, and in the discharging opening lower end, be provided with a container cup (8), container cup (8) is padded on precise weighing instrument (9), each magnetic valve connects an air compressor machine (2) by tracheae, each large glue valve (5), little glue valve (6) all is connected to magnetic valve gum outlet end by sebific duct, and its gum outlet be placed in container cup (8) directly over, described PLC controller (11) is connected with precise weighing instrument (9), and pass through the alleged weight feedback information of precise weighing instrument (9) to PLC controller (11), PLC controller (11) reception information is also controlled the Push And Release of magnetic valve, control the vibration frequency of screw vibration conveying device (3), the switching of working voltage size and each target phase, the shake vibration frequency of conveying device (4) of control point, the working voltage size, the switching of motor speed and each target phase, realized glue, the automatic mixing of powder.
2. a kind of LED according to claim 1 encapsulates glue and the powder automatic mixing equipment of use, it is characterized in that: the proportioning order of above-mentioned glue, powder is programming Control arbitrarily.
3. a kind of LED according to claim 1 encapsulates glue and the powder automatic mixing equipment of use, it is characterized in that: described magnetic valve also connects A glue container, B glue container, when magnetic valve is opened, by air pressure, make A glue or B glue send into large glue valve (5), little glue valve (6), finally fall in container cup (8).
4. a kind of LED according to claim 1 encapsulates glue and the powder automatic mixing equipment of use, it is characterized in that: the described some conveying device (4) of shaking is by being fixed on the vibration of the vibrator on platform, send into uniformly powder in receptacle, it comprises feed funnel (41), hopper (42), vibrator (43), funnel stand (44), described vibrator (43) is fixed on platform, hopper (42) is one-body molded, one end is the cavity that connects material, the other end is the feeding part, hopper (42) is fixed on vibrator (43), and section is provided with a feeding tubule (45) within it, this feeding tubule (45) is communicated with the cavity that connects material, the other end is communicated with feeding bassoon (46), feeding bassoon (46) other end is connected with blanking elbow (47), and in its junction, be provided with material screen net (48), described funnel stand (44) is provided with four, divide the both sides that occupy vibrator (43), and level is fixed, funnel stand (44) other end is fixed on feed funnel (41), described feed funnel (41) is fixed in hopper (42) by funnel stand (44) and connects material directly over cavity.
5. glue and the powder automatic mixing equipment of a kind of LED encapsulation use according to claim 4, is characterized in that: described blanking elbow (47) and vertical connection of feeding bassoon (46).
6. a kind of LED according to claim 4 encapsulates glue and the powder automatic mixing equipment of use, and it is characterized in that: described hopper (42) discharging opening is provided with a funnel screen cloth (49).
7. a kind of LED according to claim 1 encapsulates glue and the powder automatic mixing equipment of use, it is characterized in that: described screw vibration conveying device (3) comprises the second hopper (31), stepper motor (32), straight-line oscillation device (33) and feeding part, straight-line oscillation device (33) is located at the bottom of whole device, be a support platform at an upper portion thereof, platform one side is provided with motor cabinet (34), described stepper motor (32) is arranged on motor cabinet (34), on motor cabinet (34), is furnished with motor shaft (35), this motor shaft (35) is connected and fixed with a bearing (36), in bearing (36), fix a shaft coupling (37), described shaft coupling (37) end connects a feeding spiro rod (38), this feeding spiro rod (38) is placed in feed pipe (39), the second hopper (31) be located at feed pipe (39) feed end above, little power enters feed pipe (39) by the second hopper (31), rotation through feeding spiro rod (38) is moved to discharge port end, in motion process, straight-line oscillation device (33) vibration, the arch that the interior powder of the second hopper (31) is formed destroys, and makes the powder blanking in the second hopper (31) smooth and easy, the straight line power that in feed pipe (39) gap, powder moves to the discharging opening aspect is provided simultaneously, powder is uniformly distributed in feed pipe (39), and feed pipe (39) is not stopped up, in the little power delivery precision, divide timing, feeding spiro rod (38) low speed rotation or stop, the final assignment accuracy of little power is mainly realized by the vibration of straight-line oscillation device (33).
8. glue and the powder automatic mixing equipment of a kind of LED encapsulation use according to claim 7 is characterized in that: described feed pipe (39) port of export is provided with fixedly fixedly copper sheathing and the Clip Reed of feeding spiro rod (38).
9. glue and the powder automatic mixing equipment of a kind of LED encapsulation use according to claim 7, it is characterized in that: described feeding spiro rod (38) be single-head screw or multiple-threaded screw, the precision of the gap decision feeding between itself and feed pipe (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310349118.0A CN103406061B (en) | 2013-08-12 | 2013-08-12 | A kind of glue of LED and powder automatic mixing equipment |
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| CN201310349118.0A CN103406061B (en) | 2013-08-12 | 2013-08-12 | A kind of glue of LED and powder automatic mixing equipment |
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| CN103406061B CN103406061B (en) | 2015-12-30 |
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| CN107291039A (en) * | 2017-07-30 | 2017-10-24 | 合肥徽工工业自动化工程有限公司 | A kind of rubber powder Automatic Burden Control method |
| CN108489583A (en) * | 2018-03-06 | 2018-09-04 | 华南理工大学 | A kind of novel powder/colloid formula weighing equipment |
| CN108502527A (en) * | 2018-03-20 | 2018-09-07 | 广东欧美亚智能装备有限公司 | Full-automatic Flour blending machine with match powder method |
| CN108502567A (en) * | 2018-03-20 | 2018-09-07 | 广东欧美亚智能装备有限公司 | Automatic powder mixing mechanism and method |
| WO2019010902A1 (en) * | 2017-07-13 | 2019-01-17 | 华南理工大学 | Automatic device for led fluorescent powder glue proportioning and control method therefor |
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| CN109395976A (en) * | 2018-12-26 | 2019-03-01 | 苏州富强科技有限公司 | The online dispenser of bivalve piezo jet and dispensing method |
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