Dispensing equipment for LED packaging

Abstract

The utility model relates to dispensing equipment for LED (light-emitting diode) packaging, which comprises a base, a support frame arranged on the base and a top plate arranged at one end, far away from the base, of the support frame, a fixing mechanism is arranged on the base, a dispensing mechanism and a degumming mechanism are arranged on the top plate, and the dispensing mechanism is positioned above the fixing mechanism. The glue dispensing mechanism comprises a telescopic assembly arranged on the top plate, a glue dispensing gun body driven by the telescopic assembly, a heating assembly arranged at the bottom end of the glue dispensing gun body and a glue dispensing head arranged at the bottom of the heating assembly, and the glue removing mechanism comprises wiping sponge arranged at the glue dispensing head. The glue temperature is controlled in real time through the heating assembly, the glue viscosity is effectively reduced, curing is delayed, and glue dispensing is more uniform and stable; residual glue on the dispensing head can be removed in time through the glue removing mechanism, so that the phenomena of blockage and leakage are reduced; and the adjustable fixing mechanism is adapted to LED workpieces with different sizes, so that the stability and the high precision of the dispensing process are ensured, and the overall reliability and the production efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED packaging technical field especially relates to a kind of glue dispensing equipment for LED packaging. BACKGROUND

[0002] LED (Light Emitting Diode) packaging is an indispensable link in modern electronic industry, and is widely used in lighting, display screen and backlight field, etc. In the LED packaging process, the glue dispensing process plays a key role in accurately applying packaging glue to LED chip or support substrate, directly affecting the packaging quality and luminous efficiency of LED. To ensure the precision and stability of glue dispensing, it is usually necessary to cooperate with the corresponding mechanical structure and control mode, so that the glue is accurately distributed at the specified position, thereby improving the yield of finished products and prolonging the service life of LED device.

[0003] However, the common LED packaging glue dispensing equipment at present often has the problem of insufficient control of glue fluidity, and the glue is easy to solidify and adhere excessively during use, which not only increases the difficulty of daily maintenance and cleaning of the equipment, but also leads to unstable glue dispensing quality. At the same time, due to the single way of fixing and adjusting the position of LED device, it is difficult to adapt to the demand of packaging different varieties or different specifications of LED, which further reduces the packaging efficiency. Therefore, the existing technology urgently needs a glue dispensing equipment that can not only enhance the fluidity of glue, reduce adhesion and solidification, but also better adapt to various LED packaging conditions, so as to improve the overall packaging efficiency and product quality. SUMMARY

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a kind of glue dispensing equipment for LED packaging.

[0005] By setting a heating assembly at the glue dispensing head to improve the fluidity and glue dispensing precision of the glue, and cooperating with the glue removal mechanism and multi-point clamping type fixing mechanism, the problems of easy solidification and adhesion of the glue and unstable fixation of LED workpiece are overcome, thereby significantly improving the quality and production efficiency of LED packaging.

[0006] The technical scheme of the utility model is as follows:

[0007] A kind of glue dispensing equipment for LED packaging, including base, support frame arranged on the base, top plate arranged at the end of the support frame away from the base, the base is equipped with fixing mechanism, the top plate is equipped with glue dispensing mechanism and glue removal mechanism, the glue dispensing mechanism is located above the fixing mechanism, the glue dispensing mechanism includes telescopic assembly arranged on the top plate, glue dispensing gun body driven by the telescopic assembly, heating assembly arranged at the bottom end of the glue dispensing gun body, glue dispensing head arranged at the bottom of the heating assembly, the glue removal mechanism includes wiping sponge arranged at the glue dispensing head.

[0008] As a further improvement of the utility model, the telescopic assembly comprises a pneumatic cylinder arranged on the top plate, and the glue dispensing gun body is arranged on the driving end of the pneumatic cylinder.

[0009] As a further improvement of the utility model, the heating assembly comprises a heating shell with an accommodating chamber, the accommodating chamber is communicated with the glue dispensing gun body and the glue dispensing head, a temperature sensor and a heating element are arranged in the accommodating chamber, and a controller is arranged on the outer side of the heating shell and electrically connected with the temperature sensor and the heating element.

[0010] As a further improvement of the utility model, the glue removing mechanism comprises a glue removing fixing frame arranged on the top plate and a bottom box arranged on the glue removing fixing frame, the wiping sponge is arranged in the bottom box, the bottom of the bottom box is provided with a first through hole through which the glue dispensing head passes, and the wiping sponge is provided with a second through hole through which the glue dispensing head passes.

[0011] As a further improvement of the utility model, the diameter of the glue dispensing head is D1, the diameter of the first through hole is D2, and the diameter of the second through hole is D3, and D2>D1>D3.

[0012] As a further improvement of the utility model, the glue removing fixing frame comprises a connecting portion connected with the top plate and a plurality of extension portions extending downward along the edges of the connecting portion, one end of the extension portion away from the connecting portion is connected with the bottom box, and the connecting portion, the extension portion and the bottom box form a movable space inside.

[0013] As a further improvement of the utility model, the fixing mechanism comprises a driving assembly arranged on the base and a plurality of push plates driven by the driving assembly, and a fixing position is formed between the plurality of push plates.

[0014] As a further improvement of the utility model, a guide rail sliding block group is arranged between the push plate and the base.

[0015] As a further improvement of the utility model, the driving assembly comprises a rotary motor arranged on the base and a rotary plate driven by the rotary motor, a guide groove is arranged on the rotary plate, the guide groove is in one-to-one correspondence with the push plate, a guide column is arranged on the push plate, and the guide column is inserted into the guide groove.

[0016] As a further improvement of the utility model, the guide groove is arc-shaped, a bearing is arranged on the push plate, the guide column is arranged in the bearing, and the guide column is rotationally connected with the push plate.

[0017] According to the utility model of the above-mentioned scheme, the utility model has the advantages that:

[0018] The utility model discloses through heating assembly real -time control glue temperature, effectively reduce the viscosity of glue and delay solidification, make glue -dispensing more uniform stable, through the glue -removing mechanism can remove the residual glue on the glue -dispensing head in time, reduce the phenomenon of block and drip, and through the adjustable fixing mechanism adaptation different size LED work piece, guarantee the stability and high accuracy of glue -dispensing process, overall promotion the reliability and production efficiency of LED package. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the structure schematic diagram of the utility model;

[0020] Figure 2 It is the structure schematic diagram of the utility model glue -dispensing mechanism;

[0021] Figure 3 It is the structure schematic diagram of the utility model glue -removing mechanism;

[0022] Figure 4 It is the structure schematic diagram of the utility model fixing mechanism.

[0023] In the drawing: 1, base;2, support frame;3, top plate;4, fixing mechanism;41, push plate;42, guide rail sliding block group;43, rotary motor;44, rotating plate;45, guide slot;46, guide column;5, glue -dispensing mechanism;51, glue -dispensing gun body;52, heating assembly;53, glue -dispensing head;54, air cylinder;6, glue -removing mechanism;61, wiping sponge;62, bottom box;63, second through -hole;64, connecting portion;65, extension. DETAILED DESCRIPTION

[0024] The technical scheme of the utility model will be described below in conjunction with the drawings, obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the scope of protection of the utility model.

[0025] In the description of the utility model, it is necessary to explain that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as the limitation of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the utility model, it is necessary to explain, unless there is definite stipulation and limitation, the term ''installation'', ''connection'' should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can be indirectly connected through intermediate medium, can be the intercommunication of two elements. For ordinary skilled in the art, the specific meaning of the above-mentioned term in the utility model can be understood according to specific circumstances. In addition, the technical features involved in different embodiments of the utility model described below can be combined as long as they do not conflict with each other.

[0027] Reference Figure 1 -4, the utility model provides a kind of glue dispensing equipment for LED packaging, including base 1, support frame 2 being arranged on base 1, top plate 3 being arranged at the end of support frame 2 away from base 1, fixed mechanism 4 is equipped on base 1, glue dispensing mechanism 5 and degumming mechanism 6 are equipped on top plate 3, glue dispensing mechanism 5 is located above fixed mechanism 4, glue dispensing mechanism 5 includes telescopic assembly being arranged on top plate 3, glue dispensing gun body 51 driven by telescopic assembly, heating assembly 52 being arranged at the bottom end of glue dispensing gun body 51, glue dispensing head 53 being arranged at the bottom of heating assembly 52, degumming mechanism 6 includes wiping sponge 61 being arranged at glue dispensing head 53, wherein, base 1 is as the support base of entire equipment, support frame 2 and top plate 3 stabilize and fix glue dispensing mechanism 5 and degumming mechanism 6 in proper position, fixed mechanism 4 is used to carry out position adjustment and fixation to LED workpiece, ensure the stability of glue dispensing process;Telescopic assembly can drive glue dispensing gun body 51 up and down, so that glue dispensing head 53 can be accurately glued on different height LED workpiece;Heating assembly 52 reduces the viscosity of glue by heating glue, reduces the problems such as blockage and wire drawing caused by too fast solidification of glue in conveying process;Degumming mechanism 6 removes residual glue in time at glue dispensing head 53 through wiping sponge 61, avoids that glue adheres and keeps glue dispensing head 53 clean, to effectively improve the quality and efficiency of glue dispensing. Through the organic combination of the above structure, the problem that glue is easy to solidify and adhere can be greatly improved, and the reliability and production efficiency of LED packaging are improved.

[0028] As an embodiment of the utility model, telescopic assembly includes cylinder 54 being arranged on top plate 3, glue dispensing gun body 51 is arranged at the driving end of cylinder 54, in actual use, glue dispensing gun body 51 is driven up and down by cylinder 54, the height of glue dispensing head 53 can be flexibly adjusted according to the size of LED device and glue dispensing position demand, to facilitate uniform and accurate glue dispensing on workpiece of different thickness or shape. Through the mode, the automation degree and operation convenience of glue dispensing process are further improved.

[0029] As an embodiment of the utility model, heating assembly 52 includes the heating shell of built -in containing chamber, containing chamber with point to the glue gun body 51, point to the glue head 53 all intercommunication, be equipped with temperature sensor and heating piece in containing chamber, the outside of heating shell is equipped with controller, controller with temperature sensor, heating piece all electricity is connected, in specific use, through real -time monitoring temperature in heating shell and carry out accurate heating, can effectively reduce the viscosity of glue and delay its solidification speed, thereby promote the stability and fluidity of point to the glue, reduce the risk of appearing block or wire drawing. The setting of heating assembly 52 makes the point to the glue process more smooth, further improve the precision and efficiency of point to the glue, and make LED package quality get remarkable promotion.

[0030] As an embodiment of the utility model, the adhesive removing mechanism 6 includes an adhesive removing fixing frame arranged on the top plate 3, a bottom box 62 arranged on the adhesive removing fixing frame, a wiping sponge 61 arranged in the bottom box 62, a first through hole provided at the bottom of the bottom box 62 for the point to the glue head 53 to pass through, and a second through hole 63 provided on the wiping sponge 61 for the point to the glue head 53 to pass through. In the specific operation, the point to the glue head 53 can pass through the wiping sponge 61 after the point to the glue operation is completed through the action of the telescopic assembly, the wiping sponge 61 can clean the surface of the point to the glue head 53 in real time, prevent the glue from solidifying, adhering and remaining, maintain the normal glue discharging state of the point to the glue head 53, avoid the adverse effect on the subsequent point to the glue operation. At the same time, the bottom box 62 can be conveniently disassembled from the adhesive removing fixing frame, and the wiping sponge 61 can be replaced to adapt to the long-time production requirement, improve the cleaning efficiency and service life of the equipment, and further guarantee the point to the glue quality and stability.

[0031] As an embodiment of the utility model, the diameter of the point to the glue head 53 is D1, the diameter of the first through hole is D2, and the diameter of the second through hole 63 is D3. D2>D1>D3, that is, the diameter D3 of the second through hole 63 is slightly smaller than the diameter D1 of the point to the glue head 53. Through the above size matching relationship, the point to the glue head 53 can smoothly pass through the first through hole, and at the same time, the point to the glue head 53 can be moderately attached or extruded with the wiping sponge 61 when passing through the second through hole 63. Therefore, the residual glue on the surface of the point to the glue head 53 can be effectively removed while avoiding secondary pollution or excessive wear, further improve the adhesive removing effect and guarantee the cleanliness and service life of the point to the glue head 53.

[0032] As an embodiment of the utility model, the degumming fixing frame includes a connecting part 64 connected with the top plate 3, a plurality of extension parts 65 extending downward along the edges of the connecting part 64, and a bottom box 62 connected with the ends of the extension parts 65 away from the connecting part 64. The connecting part 64, the extension parts 65, and the bottom box 62 form an activity space inside. The glue dispensing mechanism 5 is arranged in the activity space. Due to the above-mentioned enclosed structure, the glue dispensing head 53 can move up and down freely in the activity space when dispensing glue or performing degumming operation through the wiping sponge 61, avoiding external interference and ensuring operation safety and reliability. Meanwhile, the degumming fixing frame is stably arranged on the top plate 3, which helps to keep the overall equipment stable during long-time continuous operation, and further improves the efficiency and consistency of the dispensing and degumming process.

[0033] As an embodiment of the utility model, the fixing mechanism 4 includes a driving assembly arranged on the base 1 and a plurality of push plates 41 driven by the driving assembly. The fixing mechanism 4 forms a fixing position between the plurality of push plates 41. Through the cooperation of the push plates, a clamping space can be formed around the LED workpiece of different sizes or shapes for stable fixing of the workpiece. In actual operation, the driving assembly drives the plurality of push plates 41 to move synchronously or step by step, so that the LED workpiece can be accurately clamped and positioned as required, avoiding shaking or deviation during dispensing, thereby further improving the accuracy and efficiency of dispensing operation. The structure of the plurality of push plates 41 is more flexible than the single clamping mode, can adapt to the packaging needs of LED workpieces of various specifications, and can keep the overall device reliable and stable during long-time operation. Preferably, the push plates 41 are four, and the four push plates 41 are arranged opposite to each other and clamp the LED workpiece from four directions, improving the clamping stability and reliability of the overall device.

[0034] As an embodiment of the utility model, the guide rail sliding block group 42 is arranged between the push plate 41 and the base 1. Since the guide rail sliding block group 42 is arranged between the push plate 41 and the base 1, the friction of the push plate 41 during movement can be greatly reduced, and the stability and precision of the push plate 41 during movement can be ensured, thereby further improving the clamping and releasing efficiency of the LED workpiece, and helping to maintain the consistency and accuracy of the dispensing position in various packaging environments.

[0035] As an embodiment of the utility model, the driving assembly includes the rotary motor 43 arranged on the base 1, the rotary plate 44 driven by the rotary motor 43, the rotary plate 44 is equipped with the guide groove 45, the guide groove 45 is corresponding with the push plate 41, the push plate 41 is equipped with the guide column 46, the guide column 46 is inserted into the guide groove 45, the rotary plate 44 is driven by the rotary motor 43 to rotate, when the guide groove 45 and the guide column 46 relatively move, the horizontal displacement of the push plate 41 can be realized, thereby accurately clamping or releasing the LED workpiece. Compared with the traditional linear driving mode, the structure of the rotary plate 44 and the guide groove 45 is more compact, can realize the collaborative work of multiple push plates 41 in a smaller space, further improves the flexibility and efficiency of the workpiece fixing, and effectively reduces the overall space occupation of the device and improves the production efficiency.

[0036] As an embodiment of the utility model, the guide groove 45 is arc-shaped, the push plate 41 is equipped with a bearing, the guide column 46 is arranged in the bearing, and the guide column 46 is rotatably connected with the push plate 41. By designing the guide groove 45 as arc-shaped and arranging the bearing on the push plate 41, when the rotary motor 43 drives the rotary plate 44 to rotate, the guide column 46 can smoothly slide in the arc-shaped guide groove 45, and the bearing effectively reduces friction and ensures the smoothness of the push plate 41 during movement. This structure not only can more flexibly adapt to the clamping requirements of LED workpieces of different sizes or shapes, but also can realize large-range push plate movement in a smaller space, greatly improving the positioning accuracy of the workpiece during the dispensing process and the overall working efficiency of the device.

[0037] In actual use, the LED workpiece to be packaged can be placed on the base 1 first, and the LED workpiece is fixed at the fixed position by the multiple push plates 41 in the fixing mechanism 4; then the rotary motor 43 is turned on to drive the rotary plate 44 to move and clamp the push plate 41 under the cooperation of the guide groove 45 and the guide column 46; after the LED workpiece is in place, the heating assembly 52 is started to preheat the glue in the dispensing gun body 51 in the heating shell, reduce the viscosity of the glue and delay its solidification speed; at the same time, the cylinder 54 drives the dispensing gun body 51 to move up and down, and the glue with better flowability after being heated is accurately coated on the LED workpiece. During or after the dispensing process, the dispensing head 53 can be automatically degummed by passing through the wiping sponge 61 under the driving of the telescopic assembly, so as to remove the residues on the surface of the dispensing head 53 and keep it clean; if the wiping sponge 61 is saturated or worn out, the bottom box 62 can be conveniently disassembled and the wiping sponge 61 can be replaced at the degumming fixing frame on the top plate 3. Through the above automatic and adjustable cooperation, the LED workpiece can be accurately and stably completed during the packaging process, which significantly improves the production efficiency and packaging quality.

[0038] In summary, the utility model provides a kind of glue dispensing equipment for LED packaging, can overcome the deficiency of traditional glue dispensing equipment in glue adhesion, easy solidification, workpiece fixed not firm etc., by real-time monitoring temperature in heating shell and accurate heating, can effectively reduce the viscosity of glue and delay its solidification speed, to improve the stability and fluidity of glue dispensing, reduce the risk of blockage or wire drawing, the setting of heating assembly 52 makes the glue dispensing process more smooth, further improve the precision and efficiency of glue dispensing, and make LED packaging quality be significantly improved;Glue removal mechanism 6 can clean the surface of glue dispensing head 53 in real time, avoid glue residue, improve glue dispensing continuity and stability, the aperture D3 of second through hole 63 is slightly smaller than the diameter D1 of glue dispensing head 53, glue dispensing head 53 can smoothly pass through first through hole, simultaneously when passing through second through hole 63, and wiping sponge 61 is moderately attached or extruded, to effectively remove the residual glue on the surface of glue dispensing head 53 while avoiding secondary pollution or excessive wear, further improve the glue removal effect and guarantee the cleanliness and service life of glue dispensing head 53;Adjustable multi-point fixing mechanism 4 adapts to LED workpiece of different sizes or shapes, further improves the versatility and efficiency of packaging process;Through rotating plate 44 and arc-shaped guide groove 45 and other structures, reduce the space occupied by equipment and keep operation flexibility, significantly enhance the reliability and production efficiency of LED packaging process as a whole.

[0039] It needs to be emphasized that: the above is only the preferred embodiment of the utility model, and does not limit the utility model in any form, any simple modification, equivalent change and modification made according to the technical essence of the utility model to the above embodiment are still within the scope of the technical scheme of the utility model.

Claims

1. An LED encapsulation dispensing apparatus, characterized by, The application relates to a glue dispensing device, which comprises a base (1), a support frame (2) arranged on the base (1), a top plate (3) arranged at the end of the support frame (2) away from the base (1), a fixing mechanism (4) arranged on the base (1), a glue dispensing mechanism (5) and a glue removing mechanism (6) arranged on the top plate (3), wherein the glue dispensing mechanism (5) is arranged above the fixing mechanism (4), the glue dispensing mechanism (5) comprises a telescopic assembly arranged on the top plate (3), a glue dispensing gun body (51) driven by the telescopic assembly, a heating assembly (52) arranged at the bottom end of the glue dispensing gun body (51), and a glue dispensing head (53) arranged at the bottom of the heating assembly (52), and the glue removing mechanism (6) comprises a wiping sponge (61) arranged at the glue dispensing head (53).

2. The dispensing apparatus for LED encapsulation according to claim 1, wherein The telescopic assembly comprises a pneumatic cylinder (54) arranged on the top plate (3), and the glue dispensing gun body (51) is arranged at the driving end of the pneumatic cylinder (54).

3. The dispensing apparatus for LED encapsulation according to claim 1, wherein The heating assembly (52) comprises a heating shell with an accommodating cavity, the accommodating cavity is in communication with the glue dispensing gun body (51) and the glue dispensing head (53), a temperature sensor and a heating element are arranged in the accommodating cavity, and a controller is arranged on the outer side of the heating shell and electrically connected with the temperature sensor and the heating element.

4. The dispensing apparatus for LED package according to claim 1, wherein, The glue removing mechanism (6) comprises a glue removing fixing frame arranged on the top plate (3) and a bottom box (62) arranged on the glue removing fixing frame, the wiping sponge (61) is arranged in the bottom box (62), the bottom of the bottom box (62) is provided with a first through hole through which the glue dispensing head (53) passes, and the wiping sponge (61) is provided with a second through hole (63) through which the glue dispensing head (53) passes.

5. The dispensing apparatus for LED encapsulation according to claim 4, wherein The diameter of the glue dispensing head (53) is D1, the hole diameter of the first through hole is D2, and the hole diameter of the second through hole (63) is D3, and D2>D1>D3.

6. The dispensing apparatus for LED encapsulation according to claim 4, wherein The glue removing fixing frame comprises a connecting part (64) connected with the top plate (3) and a plurality of extension parts (65) extending downwards along the edges of the connecting part (64), one end of the extension part (65) away from the connecting part (64) is connected with the bottom box (62), the connecting part (64), the extension part (65) and the bottom box (62) form an active space inside, and the glue dispensing mechanism (5) is arranged in the active space.

7. The point dispensing apparatus for LED encapsulation according to claim 1, wherein The fixing mechanism (4) comprises a driving assembly arranged on the base (1) and a plurality of push plates (41) driven by the driving assembly, and the fixing positions are formed between the plurality of push plates (41).

8. The dispensing apparatus for LED encapsulation according to claim 7, wherein, A guide rail sliding block group (42) is arranged between the push plate (41) and the base (1).

9. The dispensing apparatus for LED encapsulation according to claim 8, wherein, The driving assembly comprises a rotary motor (43) arranged on the base (1) and a rotary plate (44) driven by the rotary motor (43), the rotary plate (44) is provided with guide grooves (45), the guide grooves (45) correspond to the push plates (41) one by one, the push plates (41) are provided with guide columns (46), and the guide columns (46) are inserted into the guide grooves (45).

10. The dispensing apparatus for LED encapsulation according to claim 9, wherein, The guide groove (45) is arc-shaped, the push plate (41) is provided with a bearing, the guide column (46) is arranged in the bearing, and the guide column (46) is rotationally connected with the push plate (41).

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