CN118289471A - Automatic feeding and discharging device for LED material tray - Google Patents

Abstract

The invention discloses an automatic feeding and discharging device for an LED (light emitting diode) material tray, which is used for feeding and discharging the LED material tray on a chip mounter, wherein a workbench is arranged on the chip mounter, a transmission rail is arranged on the workbench, a movable material receiving device is also arranged on the chip mounter, the device comprises a material storage mechanism for storing a plurality of layers of LED material trays and a material changing mechanism for taking and placing the LED material trays from the material storage mechanism, the material storage mechanism is arranged on the chip mounter, and the material changing mechanism is arranged above the transmission rail in a suspending manner. The material storing mechanism is arranged on the chip mounter, the material changing mechanism is arranged above the transmission track of the chip mounter in a suspending way, the material storing mechanism is lifted, the action of taking and placing materials is decomposed by combining the functions of stretching, retracting and steering of the material changing mechanism, the material changing distance is shortened, the equipment is more concise and compact, the platform space of the equipment is not occupied, and the size of the whole equipment can be reduced.

Description

Automatic feeding and discharging device for LED material tray

Technical Field

The invention belongs to the technical field of chip patch manufacturing equipment, and particularly relates to an automatic feeding and discharging device for an LED (light-emitting diode) material tray.

Background

Mini LED/Micro LED is a display technology for reducing the size of an LED chip to below 100 micrometers, can be made into a high-density LED array, is used as a backlight source of a liquid crystal display, realizes accurate control of a local area, and improves contrast ratio and dynamic range. The Mini LED/Micro LED display technology has the advantages of both an LCD and an OLED, and more screen backlight partitions are realized by using a large number of LED chips with smaller sizes, so that higher peak brightness and better color performance are achieved, and meanwhile, the cost and the service life are better than those of the OLED.

The chip transferring and pasting process is involved in the Mini LED/Micro LED production and manufacturing process, and an associated LED charging tray feeding mechanism is needed in the process so as to ensure long-time continuous operation of the equipment. The existing feeding mechanism of the chip mounter is recorded as an automatic feeding and discharging device of CN202122372766.0, and special feeding and discharging equipment is matched with other processing stations, so that more space is occupied, the material changing distance is long, and the size of the whole processing equipment is larger. Based on the above, the application provides a novel feeding device to overcome the defects of the prior art.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

The invention aims to provide an automatic feeding and discharging device for an LED (light emitting diode) material tray, so that the defects in the prior art are overcome.

In order to achieve the above purpose, the invention provides an automatic feeding and discharging device for an LED (light emitting diode) material tray, which is used for feeding and discharging the LED material tray on a chip mounter, wherein a workbench is arranged on the chip mounter, a transmission rail is arranged on the workbench, a movable material receiving device is also arranged on the chip mounter, the automatic feeding and discharging device comprises a material storage mechanism for storing a plurality of layers of LED material trays and a material changing mechanism for taking and discharging the LED material tray from the material storage mechanism, the material storage mechanism is arranged on the chip mounter, and the material changing mechanism is arranged above the transmission rail in a suspending manner; the storage mechanism can be arranged on the side face of the front end of the chip mounter, so that the device is more compact.

Further, as an optimization, the storage mechanism comprises a first supporting structure arranged on the chip mounter, a lifting device arranged on the first supporting structure and a storage box arranged on the lifting device, wherein a plurality of layers of LED material disc clamping grooves are arranged in the storage box; the feed mechanism comprises a second supporting structure arranged on the first supporting structure and a steering driving device arranged on the second supporting structure, wherein a clamping device capable of taking and placing the LED material tray from the material storage box is arranged on the steering driving device, and the clamping device is suspended above the transmission track.

Further, preferably, the lifting device includes a lifting rail disposed on the first supporting structure, a lifting seat disposed on the lifting rail, and a lifting motor disposed on the lifting seat, and the storage box is disposed on the lifting seat. The lifting motor drives the lifting seat to adjust the height position, and the height of the storage box on the lifting seat is adjusted accordingly, so that the height of the material changing mechanism is adapted, and the material changing mechanism is convenient to clamp the LED material trays of different layers from the inside of the storage box. Each layer in the storage box can be provided with a sensor for sensing whether materials in each layer exist or not and the picking and placing process of the materials.

Further, preferably, a side of the storage box facing the clamping device is of an open structure, and a limit baffle is arranged on the opposite side of the storage box. The limit baffle can play a limiting role on the LED material tray in the material storage box, and one surface of the open type is convenient for the clamping device to extend into the material storage box to clamp the LED material tray. An automatic baffle is arranged on one side of the open type, and when the storage box is lifted, the baffle automatically falls down to block the LED material tray and prevent the material tray from sliding out; when the storage box is put down, the baffle automatically rises, so that the LED material tray inside can be freely taken out.

Further, preferably, a handle is further provided on the storage box. The handle can be convenient for the operating personnel to get the storage box from the lifting seat.

Further, as an optimization, the lifting seat is provided with a station for clamping the storage box and a V-shaped positioning groove, so that the X-Y direction positioning of the storage box is ensured, and a sensor can be arranged on the lifting seat to sense whether the storage box exists on the lifting seat.

Further, preferably, the clamping device includes a reloading frame connected to the steering driving device and having a function of rotating under the control of the steering driving device; the telescopic clamp is arranged in the reloading frame and can extend out of the reloading frame and retract. The LED material tray is clamped by the telescopic clamp, and the material is fed by combining the rotary material feeding of the material changing frame, so that the material changing distance can be shortened, and the space of the equipment platform is not occupied.

Further, preferably, at least one of the telescopic jigs is provided.

Further, preferably, the second support structure is further provided with a reinforcing structure, and the steering driving device is disposed on the reinforcing structure.

Further, preferably, the steering drive device employs a rotary electric machine.

Compared with the prior art, the invention has the following beneficial effects:

The material storage mechanism is arranged on the chip mounter, the material changing mechanism is arranged above the transmission track of the chip mounter in a suspending manner, the material changing does not occupy the platform space of the equipment, the material changing is convenient and fast, the structure is compact, and the size of the whole equipment can be reduced;

the material storage mechanism has a lifting function, and meanwhile, the material changing mechanism has the functions of extending, retracting and turning, so that the actions of taking and placing materials are decomposed, the material changing distance is shortened, and the equipment is more concise and compact.

Drawings

FIG. 1 is a schematic diagram of an automatic loading and unloading device for an LED tray of the invention;

FIG. 2 is an enlarged schematic view of a storage mechanism of an automatic LED tray loading and unloading device;

FIG. 3 is an enlarged schematic view of a part of the structure of a storage mechanism of an automatic LED tray loading and unloading device;

fig. 4 is an enlarged schematic diagram of a material changing mechanism of an automatic feeding and discharging device of an LED tray according to the present invention;

FIG. 5 is a schematic diagram of an automatic loading and unloading device for an LED tray, which is provided with an LED tray at a high position;

FIG. 6 is a schematic diagram of an LED tray with a lower position of an automatic LED tray loading and unloading device;

FIG. 7 is a schematic diagram of an automatic loading and unloading device for an LED tray for taking out the LED tray;

FIG. 8 is a schematic diagram showing an automatic loading and unloading device for an LED tray, which is retracted after the LED tray is taken out;

FIG. 9 is a schematic diagram of an automatic LED tray loading and unloading device according to the present invention, wherein the automatic LED tray loading and unloading device takes an LED tray and then withdraws and turns the LED tray;

FIG. 10 is a schematic diagram of an automatic LED tray loading and unloading device according to the present invention, which is configured to take an LED tray and turn the LED tray to be sent out;

Reference numerals: 1-chip mounter, 101-workstation, 102-transmission track, 103-movable receiving device, 2-storage mechanism, 21-first bearing structure, 22-elevating gear, 221-elevating track, 222-elevating seat, 223-elevating motor, 23-storage box, 231-limit baffle, 232-handle, 233-chucking station, 234-V type constant head tank, 24-LED charging tray clamping groove, 3-LED charging tray, 4-reloading mechanism, 41-second bearing structure, 42-steering driving device, 43-clamping device, 431-reloading frame, 432-telescopic clamp, 4321-clamping rod, 4322-clamp, 433-driving motor, 434-conveyer belt structure, 435-clamping block, 44-reinforcing structure.

Detailed Description

The following detailed description of specific embodiments of the invention is, but it should be understood that the invention is not limited to specific embodiments.

The following presents a simplified summary of one or more aspects in order to provide a basic understanding of such aspects. This summary is not an extensive overview of all contemplated aspects, and is intended to neither identify key or critical elements of all aspects nor delineate the scope of any or all aspects. Its sole purpose is to present some concepts of one or more aspects in a simplified form as a prelude to the more detailed description that is presented later.

The conventional loading and unloading equipment is usually single special equipment and is used in combination with chip mounter equipment integrating other processing stations, and in addition, the conventional loading and unloading equipment is also integrated on a working platform of the chip mounter, however, the two equipment have the defects of large occupied space, long material changing distance and the like.

As shown in fig. 1-4, this embodiment provides an automatic feeding and discharging device of LED tray, is used for feeding and discharging of LED tray on chip mounter 1, be equipped with workstation 101 on chip mounter 1, be equipped with transmission track 102 on the workstation 101, still be equipped with portable receiving device 103 on chip mounter 1, including the feed mechanism 2 that possesses the storage a plurality of layers of LED tray and get the feed mechanism 4 of putting LED tray 3 from feed mechanism 2, feed mechanism 2 sets up on chip mounter 1, feed mechanism 3 unsettled setting in transmission track 102 top.

In this embodiment, the storage mechanism 2 is arranged at the front end of the chip mounter 1, more specifically, the storage mechanism 2 and the reloading mechanism 4 can not occupy the workbench 101 of the chip mounter 1 when working, the device structure is more compact, and the size of the whole device can be reduced.

In this embodiment, as a specific solution, the storage mechanism 2 includes a first support structure 21 disposed on the chip mounter 1, a lifting device 22 disposed on the first support structure 21, and a storage box 23 disposed on the lifting device 22, where a plurality of layers of LED tray clamping slots 24 are disposed in the storage box 23;

The reloading mechanism 4 comprises a second supporting structure 41 arranged on the first supporting structure 21 and a steering driving device 42 arranged on the second supporting structure 41, wherein a clamping device 43 capable of taking and placing the LED material tray 3 from the material storage box 23 is arranged on the steering driving device 42, and the clamping device 43 is suspended above the transmission track 102.

The first supporting structure 21 may be a plate-shaped supporting structure, which is fixed on the front end side of the chip mounter 1, the second supporting structure 41 is fixed on the first supporting structure 21, and the clamping device 43 is located on one side of the storage box 23, so that the clamping device 43 can extend into the storage box 23 to take out the LED tray 3 or put the LED tray 3 into the storage box 23.

In this embodiment, more specifically, the lifting device 22 includes a lifting rail 221 disposed on the first support structure 21, a lifting seat 222 disposed on the lifting rail 221, and a lifting motor 223 disposed on the lifting seat 222, and the storage box 23 is disposed on the lifting seat 222. The lift motor 223 may drive the lift base 222 up and down to adjust to ensure that the magazine 23 can fit the height of the clamping device 43.

In this embodiment, as a preferred solution, a sensor (not shown in the drawing) may be further disposed on the lifting seat 222, where the sensor may be used to determine whether each layer in the storage box 23 has material, and the clamping device 43 operates the layer with material according to the information determined by the sensor; and meanwhile, the information of the sensor can also be used for confirming whether the layer of material is replaced by a used tray or the like.

In this embodiment, as a preferred solution, the side of the storage box 23 facing the clamping device 43 is in an open structure, and the opposite side is provided with a limit stop 231. The limit baffle 231 can limit the LED material tray 3 in the material storage box 23, and the open structure is convenient for the clamping device 43 to extend into the material storage box 23 to clamp the LED material tray 3; an automatic baffle (not marked in the figure) is arranged on one side of the open type, and when the storage box 23 is lifted, the baffle automatically falls down to block the LED material tray 3 and prevent the material tray from sliding out; when the magazine 23 is lowered, the shutters automatically rise, so that the internal LED tray 3 can be freely taken out.

In this embodiment, as a preferred solution, the storage box 23 is further provided with a handle 232. The handle 232 may facilitate the operator to remove and place the magazine 23 from the lift base 222.

In this embodiment, as a preferable solution, the lifting seat 222 is provided with a clamping station 233 for clamping the storage box 23 and a V-shaped positioning slot 234, so as to ensure the positioning of the storage box 23 in the X-Y direction, and a sensor may be further disposed on the lifting seat 222 to sense whether the storage box 23 is located on the lifting seat.

In this embodiment, as a specific solution, the clamping device 43 includes a reloading frame 431, and the reloading frame 431 is connected to the steering driving device 42, and has a function of rotating under the control of the steering driving device 42; a telescopic clamp 432 is arranged in the reloading frame 431, and the telescopic clamp 432 can extend out of the reloading frame 431 and retract.

In this embodiment, as a preferred solution, a driving motor 433 may be disposed on the frame 431, a conveyor belt structure 434 is disposed inside the frame 431, the driving motor 433 is connected with the conveyor belt structure 434, a clamping block 435 is disposed on the conveyor belt structure 434, a clamping rod 4321 is disposed on the clamping block 435, a clamp 4322 is disposed at an end of the clamping rod 4321, the driving motor 433 drives the conveyor belt structure 434 to drive, the conveyor belt structure 434 drives the clamping block 435 to drive the clamping rod 4321 to extend out of the frame 431 or retract into the frame 431, and the clamp 4322 at the end clamps the LED trays 3 from the storage box 23; wherein the clamping bar 4321 and the end clamp 4322 together form a telescopic clamp.

In this embodiment, as a preferable solution, the second supporting structure 41 is further provided with a reinforcing structure 44, and the steering driving device 42 is disposed on the reinforcing structure 44; the steering drive device 42 may be a rotary electric machine or the like.

The working principle of the invention is as follows:

as shown in fig. 5-10, when the high-level or the LED tray 3 in the storage box 3 needs to be clamped, the lifting motor 223 adjusts the lifting seat 222 to a height matched with the telescopic clamp 432 of the telescopic clamp 4, the telescopic clamp 432 extends out of the frame 431 of the reloading mechanism 4 to clamp the LED tray 3 needing to be clamped in the storage box 3, the telescopic clamp 432 retracts into the frame 431 after the LED tray 3 is taken out, the frame 431 rotates by 90 ° under the driving of the steering driving device 42, then the telescopic clamp 432 extends out of the frame 431 again to send the LED tray 3 out, and the movable receiving device 103 of the upper and lower stations of the chip mounter 1 moves to a position matched with the telescopic clamp 432 to receive the LED tray 3 (the movable receiving device 102 belongs to another functional structure on the chip mounter 1, and does not belong to the important protection scope of the application, so that only how the LED tray 3 is sent to the next station is explained, the movable receiving device 103 is not unfolded, and the movable receiving device 103 has the function of axially adjusting the frame 431 to be aligned with the axial direction of the frame 431); during discharging, the principle is the same as above, and the telescopic clamp 432 clamps the LED material tray 3 which is mounted at the next station on the chip mounter 1 and then reversely sends the LED material tray 3 into the material storage box 3.

According to the invention, the material storage mechanism 2 is arranged on the chip mounter 1, the material changing mechanism 4 is arranged on the transmission track 102 of the chip mounter 1 in a suspending manner, the material storage mechanism 2 is lifted, and the functions of stretching, retracting and steering of the material changing mechanism 4 are combined to decompose the actions of taking and discharging, so that the material changing distance is shortened, the equipment is more concise and compact, the platform space of the equipment is not occupied, and the size of the whole equipment can be reduced.

The foregoing descriptions of specific exemplary embodiments of the present invention are presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the invention and its practical application to thereby enable one skilled in the art to make and utilize the invention in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (10)

1. Automatic unloader that goes up of LED charging tray for LED charging tray goes up unloading on the chip mounter, be equipped with the workstation on the chip mounter, be equipped with transmission track on the workstation, still be equipped with portable receiving device on the chip mounter, its characterized in that: including the feed storage mechanism that possesses a plurality of layers of LED charging trays of storage and get feed change mechanism of putting LED charging tray from feed storage mechanism, feed storage mechanism sets up on the chip mounter, feed change mechanism unsettled setting in transmission track top.

2. The automatic feeding and discharging device for the LED material tray according to claim 1, wherein: the storage mechanism comprises a first supporting structure arranged on the chip mounter, a lifting device arranged on the first supporting structure and a storage box arranged on the lifting device, wherein a plurality of layers of LED material tray clamping grooves are arranged in the storage box; the feed mechanism comprises a second supporting structure arranged on the first supporting structure and a steering driving device arranged on the second supporting structure, wherein a clamping device capable of taking and placing the LED material tray from the material storage box is arranged on the steering driving device, and the clamping device is suspended above the transmission track.

3. The automatic feeding and discharging device for the LED material tray according to claim 2, wherein: the lifting device comprises a lifting track arranged on the first supporting structure, a lifting seat arranged on the lifting track and a lifting motor arranged on the lifting seat, and the storage box is arranged on the lifting seat.

4. An automatic feeding and discharging device for an LED tray according to claim 2 or 3, wherein: the storage box is of an open structure on one side facing the clamping device, and a limit baffle is arranged on the opposite side of the storage box.

5. An automatic feeding and discharging device for an LED tray according to claim 2 or 3, wherein: and a handle is further arranged on the storage box.

6. An automatic feeding and discharging device for an LED tray according to claim 3, wherein: the lifting seat is provided with a station for clamping the storage box and a V-shaped positioning groove.

7. The automatic feeding and discharging device for the LED material tray according to claim 2, wherein: the clamping device comprises a reloading frame, wherein the reloading frame is connected with the steering driving device and has a function of rotating under the control of the steering driving device; the telescopic clamp is arranged in the reloading frame and can extend out of the reloading frame and retract.

8. The automatic feeding and discharging device for the LED material tray according to claim 7, wherein: at least one telescopic clamp is arranged.

9. The automatic feeding and discharging device for the LED material tray according to claim 2, wherein: and the second supporting structure is also provided with a reinforcing structure, and the steering driving device is arranged on the reinforcing structure.

10. The automatic feeding and discharging device for the LED material tray according to claim 2, wherein: the steering driving device adopts a rotating motor.