CN111244251B

CN111244251B - LED packaging system

Info

Publication number: CN111244251B
Application number: CN202010212316.2A
Authority: CN
Inventors: 郭经洲; 程一龙; 王晓哲; 李辉
Original assignee: Shenzhen Huasheng Optoelectronics Co ltd
Current assignee: SHENZHEN HUASHENG OPTOELECTRONICS Co.,Ltd.
Priority date: 2017-12-26
Filing date: 2017-12-26
Publication date: 2021-01-05
Anticipated expiration: 2037-12-26
Also published as: CN108198929B; CN108198929A; CN111244251A

Abstract

The invention discloses an LED packaging system, and an LED packaging process, which comprises the following steps of firstly bonding a chip and an FPC by silver adhesive, then carrying out die bonding on an LED by a die bonder, carrying out primary die pressing on the LED by die pressing equipment, secondly coating a fluorescent film on the LED by fluorescent coating equipment, carrying out secondary die pressing on the LED by the die pressing equipment, finally packaging the LED by a packaging machine, and warehousing the packaged LED bulb. The invention breaks through the traditional packaging process, adopts the flip chip bonding mode to play a role of conducting electricity, does not need gold wire connection, reduces the failure of the LED caused by the problem of wire bonding and has better heat dissipation effect.

Description

LED packaging system

Technical Field

The invention belongs to the technical field of LED packaging, and particularly relates to an LED packaging system.

Background

Most LEDs on the market at present adopt a traditional packaging form, and glue dispensing equipment is required to be adopted for glue dispensing operation in the packaging process. However, the existing dispensing equipment has a poor effect of adjusting the height of the workbench, and is inconvenient to operate and low in working efficiency when the workbench needs to be adjusted to adapt to different dispensing positions.

Disclosure of Invention

In order to solve the above problems, the present invention provides an LED package system with high working efficiency and easy height adjustment.

In order to achieve the purpose, the invention adopts the following technical scheme: an LED packaging system comprises dispensing equipment, molding equipment and fluorescent coating equipment; the dispensing equipment comprises a chute plate, a working table, a switch, an emergency stop switch, a control panel, a base, a display screen, an adjustable working table, a control knob, a dispensing controller, a dispensing head, a feeding pipe, a connecting plate and a slider, wherein the lower surface of the chute plate is parallel to the upper surface of the working table; the mould pressing equipment comprises a driving motor, a control panel, a display screen, a heat dissipation port, a transmission shaft, a fixing table, a fixing support, a transmission bearing and a fixing support, wherein the control panel is embedded in the upper right end of the driving motor. The dispensing equipment is provided with an adjustable workbench, the adjustable workbench is arranged above the workbench surface through a chute, and the adjustable workbench is adjusted according to the dispensing condition; the mould pressing equipment is structurally provided with a fixed table, when the mould pressing equipment is used, the driving motor provides energy for the feeding device, and the control panel starts the feeding device to enable the fixed table to feed back and forth at two ends of the transmission shaft.

Furthermore, adjustable workstation comprises workstation, first flexible arm, the flexible arm of second, the flexible arm of third, spout ring, spout. The lower part of the workbench is connected with the upper part of the first telescopic arm, the rear side of the first telescopic arm is installed on the front side of the second telescopic arm, the upper part of the third telescopic arm is installed on the second telescopic arm, the inner side of the sliding groove ring is connected with the outer side of the sliding groove, the sliding groove ring moves back and forth on the sliding groove, when the sliding groove moves to a required position, the height of the sliding groove ring is adjusted according to the situation, the second telescopic arm is pulled out from the sliding groove, then the third telescopic arm page is pulled out from the sliding groove, and when the sliding groove ring still needs to be lifted, the first telescopic arm is pulled out to enable the workbench to be located at the highest position, so that the sliding groove ring has the effect of adjusting the workbench, and the dispensing process of the sliding groove ring is more.

Further, the fixed station comprises a fixed station framework, a cushion block, a sliding groove, an upper fixed plate, a lower fixed plate, a fixed limiting frame, a positioning block sliding groove and a positioning block, the lower end of the cushion block is bonded with the upper end of the fixed station framework, the sliding groove is embedded and installed at the upper end of the cushion block, the lower end of the upper fixed plate is attached to the upper end of the sliding groove, the lower fixed plate and the upper fixed plate are at the same height, the fixed limiting frame and the fixed station framework are of an integrated structure, the cushion block enables the fixed plate to be too high and not to be in contact with the fixed station framework, the distance between the upper fixed plate and the lower fixed plate is reduced during feeding, the fed materials are clamped tightly, the positioning block controls the position of the clamped materials, the fed materials can be accurately taken by the objects at the feeding end point, the sliding groove limits the movement of the fixed block, the die bonder is safely and accurately conveyed to the next link, and the working efficiency of the die bonder is improved.

Further, the lower surface of the adjustable workbench is arranged above the workbench surface, the control knob is electrically connected with the glue dispensing controller, the glue dispensing head is connected with the feeding pipe, the feeding pipe is embedded in the glider, the rear side of the connecting plate is connected with the glider, the adjustable workbench is arranged on the glue dispensing device, the glue dispensing device has the effect of the adjustable workbench, and the glue dispensing process is more convenient and rapid.

Furthermore, the fluorescence coating equipment comprises a display screen, a screw, an object table, a fixing frame, a machine body, a power interface, a support leg, a pressure gauge, an operating panel, an adjusting switch, a positioning device, an applicator, an emergency stop button, an object, a cabinet door and a handle, wherein the positioning device comprises an FET tube, a shell, a support ring, a window, pins, a base, a circuit element, a thermoelectric plate and a filter lens, the FET tube is positioned at the upper end of the circuit element, the shell and the window are of an integrated structure, the support ring is positioned in the shell, the pins penetrate through the base, the circuit element is positioned in the shell, the lower surface of the thermoelectric plate is attached to the upper surface of the filter lens, the positioning device is structurally arranged on the machine body, the power supply is switched on, the object is mapped on the filter lens through the window, and an analog signal is transmitted to the thermoelectric plate through the filter lens, the thermoelectric plate transmits signals to the circuit element, analog signals are converted into digital signals through the circuit element, the digital signals are transmitted to the machine body through the FET tube, coating is started, the position of an object is accurately positioned, and the object is uniformly coated.

In summary, the invention has the following advantages: the dispensing equipment is provided with an adjustable workbench which is arranged above the workbench surface through a chute and is adjusted according to the dispensing condition; the mould pressing equipment is structurally provided with a fixed table, when the mould pressing equipment is used, the driving motor provides energy for the feeding device, and the control panel starts the feeding device to enable the fixed table to feed back and forth at two ends of the transmission shaft.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the dispensing apparatus of the present invention.

Fig. 3 is a schematic structural view of a fixing table in the dispensing structure of the invention.

FIG. 4 is a schematic view showing the structure of the molding apparatus of the present invention.

FIG. 5 is a schematic view showing the structure of a fixing table in the molding apparatus of the present invention.

FIG. 6 is a schematic structural view of a phosphor coating apparatus according to the present invention.

FIG. 7 is a schematic structural diagram of a cross section of a positioning device of the phosphor coating apparatus of the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

An LED packaging system, as shown in FIGS. 1-7, comprises a dispensing device 1, a molding device 2 and a fluorescent coating device 3; the dispensing device 1 comprises a chute plate 111, a workbench surface 112, a switch 113, an emergency stop switch 114, a first control panel 115, a base 116, a first display screen 117, an adjustable workbench 118, a control knob 119, a dispensing controller 120, a dispensing head 121, a feed pipe 122, a connecting plate 123 and a slider 124, wherein the lower surface of the chute plate 111 is parallel to the upper surface of the workbench surface 112, the back surface of the switch 113 is embedded in the workbench surface 112, the back of the emergency stop switch 114 is attached to the front side of the workbench surface 112, the first control panel 115 is electrically connected with the workbench surface 112, the upper surface of the base 116 is attached to the lower surface of the workbench surface 112, the lower surface of the first display screen 117 is embedded in the workbench surface 112, the lower surface of the adjustable workbench 118 is mounted above the workbench surface 112, and the control knob 119 is electrically connected with the dispensing controller 120, the dispensing head 121 is connected with a feeding pipe 122, the upper portion of the feeding pipe 122 is embedded in the slider 124, the rear side of the connecting plate 123 is connected with the slider 124, the adjustable workbench 118 is composed of a workbench 801, a first telescopic arm 802, a second telescopic arm 803, a third telescopic arm 804, a chute ring 805 and a chute 806, the lower portion of the workbench 801 is connected with the upper portion of the first telescopic arm 802, the rear side of the first telescopic arm 802 is installed on the front side of the second telescopic arm 803, the upper portion of the third telescopic arm 804 is installed on the second telescopic arm 803, the inner side of the chute ring 805 is connected with the outer side of the chute 806, the switch 113 is of a cuboid structure, the diameter of the control knob 119 is 1cm, the right side of the dispensing controller 120 is welded to the left side of the workbench surface 112, the lower portion of the chute plate 111 is parallel to the upper portion of the base 116, the second telescopic arm 803 is connected to the work table 112 via a sliding slot 806, the control knob 119 is made of pvc granules, which has a durable effect, and the first display 117 is made of TN, which has a low cost effect.

The control knob 119 is a manual element that is rotated by hand.

When the adjustable workbench is used, the adjustable workbench 118 is arranged above a workbench surface through the sliding groove 806 and adjusted according to the dispensing condition, the sliding groove ring 805 moves back and forth on the sliding groove 806, when the adjustable workbench moves to a required position, the height of the sliding groove ring is adjusted according to the condition, the second telescopic arm 803 is pulled out from the sliding groove 806, the third telescopic arm 804 is pulled out from the sliding groove 806, and when the adjustable workbench needs to be lifted, the first telescopic arm 802 is pulled out to enable the workbench 801 to be at the highest position.

The adjustable workbench is structurally arranged through the mutual combination of the components, so that the adjustable workbench has the effect of adjusting the workbench, and the glue dispensing process is more convenient and faster.

Specifically, the molding device 2 includes a driving motor 201, a second control panel 202, a second display screen 203, a heat dissipation port 204, a transmission shaft 205, a fixing table, a first fixing bracket 207, a transmission bearing 208, and a second fixing bracket 209, the second control panel 202 is embedded in the right upper end of the driving motor 201, the second display screen 203 is disposed on the left side of the second control panel 202, the heat dissipation port 204 is embedded in the left side of the driving motor 201, the transmission bearing 208 is embedded in the transmission shaft 205, the first fixing bracket 207 and the fixing table are integrated, the upper end of the second fixing bracket 209 is disposed at the rear end of the transmission shaft 205, the fixing table includes a fixing table framework 601, a cushion block 602, a sliding groove 603, an upper fixing plate 604, a lower fixing plate 605, a fixing limit frame 606, a positioning block chute 607, and a positioning block 608, the lower end of the cushion block 602 is bonded to the upper end of the fixing table framework 601, the sliding groove 603 is mounted on the upper end of the pad 602 in an embedded manner, the lower end of the upper fixing plate 604 is attached to the upper end of the sliding groove 603, the lower fixing plate 605 and the upper fixing plate 604 have the same height, the fixing limit frame 606 and the fixing frame 601 are integrated, the positioning block sliding groove 607 is embedded in the middle end of the upper fixing plate 604, the lower end of the positioning block 608 is adhered to the upper end of the positioning block sliding groove 607, the front end of the transmission shaft 205 is attached to the rear end of the driving motor 201, the transmission bearing 208 is mounted in the middle of the first fixing bracket 207 in an embedded manner, the first fixing bracket 207 and the fixing frame 601 are of an integrated structure, the second display screen 203 is a rectangle with the length of 30CM and the width of 15CM, the transmission shaft 205 is made of stainless steel and has strong deformation resistance, and the second fixing bracket 209 is made of steel and has high hardness.

The second display 203 is also commonly referred to as a monitor in this patent. The display screen is an input/output device belonging to the computer. The first fixed bracket 207 is a bracket type for limiting the displacement of a pipeline or equipment.

When the feeding device is used, the driving motor 201 provides energy for the feeding device, the second control panel 202 starts the feeding device, the fixed table feeds materials back and forth at two ends of the transmission shaft 205, the cushion block 602 enables the fixed plate to be too high to be in contact with the fixed table framework 601, the distance between the upper fixed plate 604 and the lower fixed plate 605 is shortened during feeding, the fed materials are clamped, the positioning block 608 controls the position of the clamped materials, the fed materials can be accurately taken away by an object at the feeding end point, the sliding groove 603 limits the movement of the fixed block, and the positioning block sliding groove 607 controls the movement of the positioning block 608.

The invention solves the problems that the fixing effect is poor when the die is transported and die bonding is easy to slide off in the transporting process and the transporting efficiency is reduced in the prior art, through the mutual combination of the components, when the die bonding machine is used, the driving motor provides energy for the feeding device, the control panel starts the feeding device to enable the fixed table to feed materials back and forth at two ends of the transmission shaft, the fixed plate is too high by the cushion block and is not contacted with the fixed table framework, the distance between the upper fixed plate and the lower fixed plate is reduced during feeding, the fed materials are clamped tightly, the position of the clamped materials is controlled by the positioning block, the fed materials can be accurately taken by the object at the feeding end point, the fixed block is limited by the sliding groove to move, the positioning block is controlled by the positioning block sliding groove to move, the die bonding is effectively fixed in the transporting process, the die bonding is safely and accurately transported to the next.

Specifically, the fluorescent coating apparatus 3 includes a third display screen 301, a screw 302, an object table 303, a fixing frame 304, a body 305, a power source interface 306, a support leg 307, a pressure gauge 308, an operation panel 309, an adjustment switch 310, a positioning device, an applicator 312, an emergency stop button 313, an object 314, a cabinet door 315, and a handle 316, wherein the third display screen 301 is electrically connected to the operation panel 309, the object table 303 is located at a lower end of the object 314, the power source interface 306 is located at a left end of the body 305, the pressure gauge 308 is electrically connected to the operation panel 309, the adjustment switch 310 is located at a right end of the pressure gauge 308, the adjustment switch 310 is electrically connected to the operation panel 309, the positioning device is located at an upper end of the object 314, the applicator 312 is located at a lower end of the operation panel 309, the emergency stop button 313 is electrically connected to the body 305, the cabinet door 315 is welded to the handle 316, the cabinet, the positioning device comprises an FET tube 1101, a housing 1102, a support ring 1103, a window 1104, pins 1105, a base 1106, a circuit element 1107, a thermoelectric plate 1108 and a filter lens 1109, wherein the FET tube 1101 is positioned at the upper end of the circuit element 1107, the housing 1102 and the window 1104 are of an integrated structure, the support ring 1103 is positioned inside the housing 1102, the pins 1105 penetrate through the base 1106, the circuit element 1107 is positioned inside the housing 1102, the lower surface of the thermoelectric plate 1108 is attached to the upper surface of the filter lens 1109, the screw 302 is in threaded connection with the fixing frame 304, the lower surface of the body 305 is welded to the upper surface of the support leg 307, the pins 1105 are electrically connected with the body 305, the support leg 307 is 5cm long, 3cm wide and 8cm high, the support leg 307 is of a cuboid structure, and the object table 303 is made of stainless steel, and has high hardness and is not prone to rusting.

The third display screen 301 of this patent is an I/O device belonging to a computer, i.e. an input/output device, which is a display means for displaying a certain electronic document on a screen through a specific transmission device and reflecting the electronic document to human eyes, the screw 302 is a means for fastening a component of an object step by utilizing physics and mathematical principles of the inclined circular rotation and friction of the object, the screw is a general term for a fastening means, a daily oral language, a very small screw used in daily life, such as a camera, glasses, a clock, an electronic device, etc., a general screw used in a television, an electric product, a musical instrument, furniture, etc., a large screw used in engineering, a building, a bridge, a nut, a transportation device, an airplane, an electric car, etc., a large screw used in combination of a large screw and a small screw, and a large screw used in a building, a bridge, a traffic device, an airplane, an electric car, etc., and the screw has an important task, the function of the screw is always important, the screw is a common invention in production and life of people for thousands of years, and the screw is the first invention of human according to the application field.

When the positioning device is used, the positioning device is installed on the machine body 305, a power supply is switched on, an object is mapped on the filter lens 1109 through the window 1104, an analog signal is transmitted to the thermoelectric plate 1108 through the filter lens 1109, the signal is transmitted to the circuit element 1107 by the thermoelectric plate 1108, the analog signal is converted into a digital signal by the circuit element 1107, the digital signal is transmitted to the machine body 305 through the FET pipe 1101, and coating is started, so that the position of the object is accurately positioned, and the coating uniformity of the object is ensured.

The invention solves the problems of inaccurate position calibration and positioning and uneven fluorescent powder coating caused by the phenomenon of offset in the prior art, and the invention installs the positioning device on the machine body through the mutual combination of the components, switches on the power supply, the object is mapped on the filter lens through the window, the analog signal is transmitted to the thermoelectric plate through the filter lens, the thermoelectric plate transmits the signal to the circuit element, the analog signal is converted into the digital signal through the circuit element, the digital signal is transmitted to the machine body through the FET tube to start coating, thereby accurately positioning the position of the object and ensuring the uniform coating of the object.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims

1. An LED packaging system comprises a dispensing device (1), a molding device (2) and a fluorescent coating device (3), wherein the dispensing device (1) comprises a sliding groove plate (111), a workbench surface (112), a switch (113), an emergency stop switch (114), a first control panel (115), a base (116), a first display screen (117), an adjustable workbench (118), a control knob (119), a dispensing controller (120), a dispensing head (121), a feeding pipe (122), a connecting plate (123) and a slider (124), and the lower surface of the sliding groove plate (111) is parallel to the upper surface of the workbench surface (112); the mould pressing equipment (2) comprises a driving motor (201), a second control panel (202), a second display screen (203), a heat dissipation port (204), a transmission shaft (205), a fixed table, a first fixed support (207), a transmission bearing (208) and a second fixed support (209), wherein the second control panel (202) is embedded in the upper right end of the driving motor (201);

the fixed station comprises a fixed station framework (601), a cushion block (602), a sliding groove (603), an upper fixed plate (604), a lower fixed plate (605), a fixed limiting frame (606), a positioning block sliding groove (607) and a positioning block (608), wherein the lower end of the cushion block (602) is bonded with the upper end of the fixed station framework (601), the sliding groove (603) is embedded and installed at the upper end of the cushion block (602), the lower end of the upper fixed plate (604) is attached to the upper end of the sliding groove (603), the lower fixed plate (605) and the upper fixed plate (604) are at the same height, and the fixed limiting frame (606) and the fixed station framework (601) are of an integrated structure;

the fluorescent coating equipment (3) comprises a third display screen (301), a screw (302), an object table (303), a fixing frame (304), a machine body (305), a power supply interface (306), a support leg (307), a pressure gauge (308), an operation plate (309), an adjusting switch (310), a positioning device, an applicator (312), an emergency stop button (313), an object (314), a cabinet door (315) and a handle (316), wherein the positioning device comprises a FET tube (1101), a shell (1102), a support ring (1103), a window (1104), pins (1105), a base (1106), a circuit element (1107), a thermoelectric plate (1108) and a filter lens (1109), the FET tube (1101) is positioned at the upper end of the circuit element (1107), the shell (1102) and the window (1104) are of an integrated structure, the support ring (1103) is positioned inside the shell (1102), and the pins (1105) penetrate through the base (1106), the circuit element (1107) is positioned in the shell (1102), and the lower surface of the thermoelectric plate (1108) is attached to the upper surface of the filter lens (1109); the lower surface of the adjustable workbench (118) is arranged above the workbench surface (112), the control knob (119) is electrically connected with the dispensing controller (120), the dispensing head (121) is connected with the feeding pipe (122), the feeding pipe (122) is embedded and arranged in the slider (124), and the rear side of the connecting plate (123) is connected with the slider (124);

the adjustable workbench (118) consists of a workbench (801), a first telescopic arm (802), a second telescopic arm (803), a third telescopic arm (804), a chute ring (805) and a chute (806);

the lower part of the workbench (801) is connected with the upper part of a first telescopic arm (802), the rear side of the first telescopic arm (802) is installed on the front side of a second telescopic arm (803), the upper part of a third telescopic arm (804) is installed on the second telescopic arm (803), and the inner side of the chute ring (805) is connected with the outer side of the chute (806).