CN110844577A - Feeding machine and feeding method - Google Patents

Abstract

The invention provides a feeding machine which comprises a feeding device, a dust removal device, a material transfer device, a positioning device and a control device, wherein the control device is respectively and electrically connected with the feeding device, the dust removal device, the material transfer device and the positioning device, the feeding device is used for conveying materials to the dust removal device, the dust removal device is used for cleaning dust on the materials, the material transfer device is used for transferring the materials cleaned by the dust removal device to a subsequent assembly process, the positioning device is used for positioning and calibrating the materials on the material transfer device, and the control device is used for controlling the working sequence of the feeding device, the dust removal device, the material transfer device and the positioning device. The invention also provides a feeding method, and feeding is carried out through the feeding machine. According to the feeding machine provided by the invention, the backboard is fed by the feeding machine, so that the backboard can be automatically fed, the backlight source assembling effect is good, meanwhile, the dedusting and positioning can be realized, and the high yield of the backlight source is ensured.

Description

Feeding machine and feeding method

Technical Field

The invention belongs to the technical field of backlight source assembly, and particularly relates to a feeding machine and a feeding method.

Background

The backlight source mainly comprises a light source, a light guide plate, an optical film, a back plate, a rubber frame and the like. Since the backlight source has a complicated structure, the assembly process is complicated, and there is an assembly machine for assembling the light source, the light guide plate, the optical film, the back plate, and the plastic frame into the backlight source. However, when the assembly machine is used for assembly, the back plate is manually fed, so that the assembly efficiency of the backlight source is greatly influenced by manual feeding, and meanwhile, the back plate cannot be accurately positioned by manual feeding, so that the assembly position of the back plate is unclear and the yield is low. Here, the backplate is in the course of processing, produces the dust easily, leads to after the equipment, and whole backlight is many dust, and display effect is not good.

Disclosure of Invention

The invention aims to provide a feeding machine to solve the technical problems of low backlight source assembly efficiency and low yield caused by manual feeding of a back plate in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: the feeding machine comprises a feeding device, a dust removal device, a material transfer device, a positioning device and a control device, wherein the control device is electrically connected with the feeding device, the dust removal device, the material transfer device and the positioning device respectively, the feeding device is used for conveying materials to the dust removal device, the dust removal device is used for cleaning dust on the materials, the material transfer device is used for transferring the materials cleaned by the dust removal device to a subsequent assembly process, the positioning device is used for positioning and calibrating the materials on the material transfer device, and the control device is used for controlling the working sequence of the feeding device, the dust removal device, the material transfer device and the positioning device.

Optionally, the feeding device comprises:

the feeding assembly line is provided with at least two material disc groups and is used for conveying the material disc groups in sequence;

the lifting mechanism is used for vertically conveying the material disc group conveyed from the material feeding assembly line;

the horizontal transfer mechanism is used for transferring the materials to the dust removal device;

the material tray set comprises a plurality of material trays which are vertically and alternately stacked, and each material tray comprises an empty tray and materials arranged in the empty tray.

Optionally, the material loading assembly line includes the conveyer belt that two intervals set up, elevating system includes the picture peg that three interval set up, and is three the picture peg and two the conveyer belt staggered arrangement can follow two will in the conveyer belt the material tray group is inserted and is carried vertically.

Optionally, the feeder further includes a tray recovery device for recovering the empty tray.

Optionally, the horizontal transfer mechanism includes a transfer arm capable of moving horizontally, the transfer arm is provided with a first hand grip and a second hand grip which are arranged at intervals along a first direction, the first hand grip and the second hand grip are driven by the transfer arm to move horizontally synchronously, the first hand grip is used for moving the material to the dust removal device, and the second hand grip is used for moving the empty material tray to the material tray recovery device.

Optionally, the dust removing device comprises:

the first dust removal platform is used for placing materials needing dust removal;

the first roller mechanism comprises a first roller, and the first roller can roll on the material along a second direction to stick off dust on the material;

the adhesive tape dust removal mechanism is arranged beside the first dust removal platform along the second direction and used for adhering and removing dust on the first roller;

wherein the second direction is perpendicular to the first direction.

Optionally, the dust removing device further comprises a turnover mechanism, wherein the turnover mechanism is used for receiving the materials conveyed by the external conveying device and turning the materials 180 degrees, so that the materials are placed on the first dust removing platform in an inward and upward mode.

Optionally, the dust removing device further comprises a second dust removing platform and a second roller mechanism, wherein the first dust removing platform can turn the materials on the first dust removing platform by 180 degrees, so that the materials are placed on the second dust removing platform in a mode that the outer side faces upwards; the second roller mechanism comprises a second roller, the second roller can roll on the material along the second direction to stick off dust on the outer side of the material, and the second roller can move to the adhesive tape dust removal mechanism to remove the dust on the second roller.

Optionally, the material transfer device includes a manipulator, a third gripper is disposed at a tail end of the manipulator, the positioning device includes a camera for acquiring a position of the material on the manipulator and sending position information to the control device, the control device is configured to send correct position data to the manipulator, and the manipulator adjusts the position of the material according to the correct position data.

The invention also provides a feeding method, which is used for feeding through the feeding machine and comprises the following steps:

s10: transferring the material to the dust removal device through a feeding device;

s20: cleaning dust on the materials by a dust removal device;

s30: transferring the dedusted material to a subsequent assembly process through a material transfer device, and accurately correcting the position of the material through a positioning device in the transfer process;

the operation sequence of steps S10, S20 and S30 is controlled by the control device.

The feeding machine provided by the invention has the beneficial effects that: compared with the prior art, the feeding machine comprises the feeding device, the dust removal device, the material transfer device, the positioning device and the control device, so that materials can be automatically fed through the feeding device, the dust removal device and the material transfer device, and the assembly efficiency of an upper computer (backlight source) is improved. Carry out the dust cleanness to the material through dust collector, it is clean before guaranteeing the material loading, and then makes host computer (backlight) equipment back clean, excellent in use effect. In addition, the materials are positioned and calibrated before being transferred to the subsequent assembly process through the positioning device, so that the material loading position is accurate, the material assembly position is accurate, the assembly yield of an upper computer (backlight source) is high, and the cost is reduced. The feeding method provided by the embodiment of the invention can realize high backlight source assembly effect and high yield.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic front side view of a feeding machine according to an embodiment of the present invention;

fig. 2 is a rear schematic view of a feeding machine according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the upper flow line of FIG. 1;

FIG. 4 is a schematic structural diagram of the lifting mechanism of FIG. 1;

FIG. 5 is a schematic structural view of the horizontal conveying mechanism in FIG. 1;

FIG. 6 is a schematic structural view of the dust removing device in FIG. 1;

FIG. 7 is a schematic structural diagram of the turnover mechanism in FIG. 6;

FIG. 8 is a schematic front view of the first dust removing platform and the second dust removing platform shown in FIG. 6;

FIG. 9 is a schematic back view of the first dust removing platform and the second dust removing platform shown in FIG. 6;

FIG. 10 is a schematic structural view of the first roller mechanism of FIG. 6;

FIG. 11 is a schematic structural view of the second roller mechanism of FIG. 6;

FIG. 12 is a schematic front view of the tape dust removing mechanism of FIG. 6;

FIG. 13 is a schematic view of the back side of the tape dust removing mechanism of FIG. 6;

FIG. 14 is an internal view of the tape dust removing mechanism of FIG. 6;

FIG. 15 is a schematic structural view of the material transfer device of FIG. 1;

fig. 16 is a schematic structural diagram of the positioning device in fig. 2.

Wherein, in the figures, the respective reference numerals:

10-a base frame; 20-a feeding device; 30-a dust removal device; 40-a material transfer device; 50-a positioning device; 60-a tray recovery device; 70-touch screen; 80-a display; 11-a cross beam; 12-a stringer; 13-a first mounting plate; 21-an upper assembly line; 22-a lifting mechanism; 23-a horizontal transfer mechanism; 31-a first dust removal platform; 32-first roller mechanism 32; 33-a tape dust removal mechanism; 34-a turnover mechanism; 35-a second dust removal platform; 36-a second roller mechanism; 41-third hand grasping; 51-a camera; 211-a first motor; 212-a first gearbox; 213-a first rotating shaft; 214-a second shaft; 215-a driving wheel; 216-driven wheel; 217-a conveyor belt; 218-a guide rail; 219-a second mounting plate; 221-a second motor; 222-a second gearbox; 223-a first linear motion system; 224-a material taking seat; 231-supporting feet; 232-a fourth mounting plate; 233-a third motor; 234-a third gearbox; 235-a second linear motion system; 236-a transfer arm; 237-first hand grip; 238-second grip; 239-a drag chain; 311-a second drive member; 312-a fourth shaft; 313-a placement platform; 314-a fourth suction nozzle; 315-a second mount; 321-a first roller; 322-a third linear motion system; 323-a first support; 324-a second mounting bracket; 331-a first mounting frame; 332-a third driver; 333-a first drum; 334-a second drum; 335-a first tensioning wheel; 336-a second tensioning wheel; 337-adhesive tape; 338-a support plate; 341-first driving member; 342-a third rotating shaft; 343-turning plate; 344-a third suction nozzle; 345-a first mount; 350-a second via; 351-a fifth suction nozzle; 361-a second roller; 362-a fourth linear motion system; 363-a second scaffold; 411-ninth mounting plate; 412-a sixth suction nozzle; 2241-a third mounting plate; 2242-inserting plate; 2243-a reinforcing plate; 2371-first linear cylinder; 2372-fifth mounting plate; 2373-a first mouthpiece; 2381-second linear cylinder; 2382-a sixth mounting plate; 2383-mounting bar; 2384-a second mouthpiece; 3130 — a first through hole; 3231-a first vertical bar; 3232-first crossbar; 3233-first hanger; 3311-a seventh mounting plate; 3312-eighth mounting plate; 3313-connecting strip; 3631-first vertical bar; 3632-first rail; 3633-second hangers; 200-a back plate; 300-material disk group; 310-material tray; 400-empty tray; x-a first direction; y-second direction.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 and 2, a feeder according to the present invention will now be described. The feeding machine is used for dedusting and positioning the backboard 200 and automatically feeding the backboard to an assembling machine of a backlight source, namely, preprocessing and feeding the backboard 200 before assembling. It is understood that in other embodiments of the present invention, the above-mentioned feeding machine may also be used to pre-process and feed components in other products, such as mobile phone shells and various cover structures, etc., which are not limited herein.

In this embodiment, the following "material" refers to the back plate 200 in the backlight source, but in other embodiments of the present invention, the material may be other structures of the mobile phone case.

The feeding machine comprises a base frame 10, a feeding device 20, a dust removal device 30, a material transfer device 40, a positioning device 50 and a control device (not shown), wherein the feeding device 20, the dust removal device 30, the material transfer device 40, the positioning device 50 and the control device are respectively arranged on the base frame 10 at intervals, and the control device is respectively electrically connected with the feeding device 20, the dust removal device 30, the material transfer device 40 and the positioning device 50. The feeding device 20 is used for conveying the backboard 200 to the dust removal device 30, the dust removal device 30 is used for cleaning dust on the backboard 200, the material transfer device 40 is used for transferring the backboard 200 cleaned by the dust removal device 30 to a subsequent assembly process, the positioning device 50 is used for positioning and calibrating the backboard 200 on the material transfer device 40, and the control device is used for controlling the working sequence of the feeding device 20, the dust removal device 30, the material transfer device 40 and the positioning device 50.

During specific work, firstly, the backboard 200 is conveyed and transferred to the dust removal device 30 through the feeding device 20, then, dust on the backboard 200 is cleaned through the dust removal device 30, finally, the cleaned backboard 200 is transferred to an assembling machine of a backlight source through the material transfer device 40, and meanwhile, in the transferring process of the material transfer device 40, the position of the backboard 200 is positioned and calibrated through the positioning device 50.

The feeding machine provided by the invention comprises the feeding device 20, the dust removal device 30, the material transfer device 40, the positioning device 50 and the control device, so that the back plate 200 can be automatically fed through the feeding device 20, the dust removal device 30 and the material transfer device 40, and the assembly efficiency of the backlight source is improved. Carry out the dust cleanness to backplate 200 through dust collector 30, it is clean before guaranteeing backplate 200 material loading, and then makes the backlight equipment back clean, excellent in use effect. In addition, through positioner 50 with backplate 200 shift to and carry out the location calibration before the follow-up assembly process to make backplate 200 material loading position accurate, and then make backplate 200 equipment position accurate, guaranteed that the backlight assembles the high yield, reduce cost.

Specifically, referring to fig. 1, the base frame 10 is a frame structure formed by enclosing a plurality of cross beams 11 and a plurality of longitudinal beams 12, the base frame 10 is divided into a left frame and a right frame, the top, the bottom, the left side, the right side and the rear side of the right frame are respectively provided with a first mounting plate 13, and the control device is installed in a mounting cavity formed by enclosing the first mounting plates 13.

Referring to fig. 1 and 2, the feeding machine further includes a touch screen 70 and a display 80, the display 80 is used for displaying the working state of the feeding machine, and the touch screen 70 is used for a user to input a control command to control the operation of the entire feeding machine.

In the present embodiment, referring to fig. 1, the feeding device 20 includes a feeding line 21, a lifting mechanism 22 and a horizontal transfer mechanism 23, wherein the feeding line 21, the lifting mechanism 22 and the horizontal transfer mechanism 23 are respectively mounted on the base frame 10. The feeding assembly line 21 is provided with at least two material disc sets 300, and is used for sequentially conveying each material disc set 300 to the lifting mechanism 22, the lifting mechanism 22 is used for vertically conveying the material disc sets 300 conveyed by the feeding assembly line 21, and the horizontal transfer mechanism 23 is used for transferring the back plate 200 to the dust removing device 30. The material tray set 300 includes a plurality of material trays 310 stacked vertically and crosswise, specifically, the value of the material tray 310 in the material tray set 300 can be set according to actual needs, the material tray 310 includes an empty tray 400 and a back plate 200 disposed in the empty tray 400, and in this embodiment, the empty tray 400 is specifically a plastic suction tray. Specifically, each empty tray 400 is provided with 10 limiting frames, which are two rows, each row is 5, each limiting frame can limit and place one backboard 200, and the back of each backboard 200 faces upwards.

In this embodiment, three material trays 300 can be placed on the feeding line 21, and the material trays 300 are spaced along the first direction X. It is understood that in other embodiments of the present invention, the length of the upper material flow line 21 may be set according to actual needs, so that two, four or more material disc groups 300 may be placed on the upper material flow line 21 at the same time, which is not limited herein.

Referring to fig. 1, in the present embodiment, the feeding machine further includes a tray recycling device 60, and the tray recycling device 60 is used for recycling the empty tray 400 after being used up.

When the feeding device 20 works specifically, the feeding assembly line 21 conveys each material tray group 300 from left to right (i.e., the first direction X), and when the rightmost material tray group 300 reaches the right limit position, the feeding assembly line 21 stops conveying, then the lifting mechanism 22 vertically conveys the rightmost material tray group 300, when the uppermost material tray 310 reaches the upper limit position, the lifting mechanism 22 stops conveying, and then the horizontal transfer mechanism 23 moves the back plate 200 in the uppermost material tray 310 to the dust removing device 30. When the uppermost tray 310 becomes an empty tray 400, the empty tray 400 is collected by the tray collection device 60. And then, driving the lifting mechanism 22 to move upwards for a certain distance so that the uppermost material tray 310 reaches the upper limit position, then continuously driving the horizontal transfer mechanism 23 to transfer the back plate 200, and so on until the whole material tray set 300 on the right is moved to the air, then driving the feeding assembly line 21 to move rightwards for a certain distance, and so on. In addition, in order to ensure the working accuracy of the feeding assembly line 21, the lifting mechanism 22 and the horizontal transfer mechanism 23, a plurality of position switches are arranged on the feeding machine and are respectively used for controlling the moving strokes of the feeding assembly line 21, the lifting mechanism 22 and the horizontal transfer mechanism 23.

Specifically, referring to fig. 3, the feeding assembly line 21 includes a first motor 211, a first gear box 212, a first rotating shaft 213, a second rotating shaft 214, two driving wheels 215, two driven wheels 216, two conveying belts 217, two guide rails 218, and a second mounting plate 219, where the second mounting plate 219 is vertically disposed and extends along a first direction X, the second mounting plate 219 is mounted on the base frame 10, the two guide rails 218 are disposed at intervals along a second direction Y and are respectively mounted on the base frame 10, and the two guide rails 218 extend along the first direction X, where the second direction Y and the first direction X are both horizontal directions and are perpendicular to each other. The first gear box 212 is mounted on one of the guide rails 218, an input end of the first gear box 212 is connected with the first motor 211, the first rotating shaft 213 extends along the second direction Y and is connected with an output end of the first gear box 212, the two driving wheels 215 are respectively sleeved at two ends of the first rotating shaft 213 and can rotate along with the first rotating shaft 213, the second rotating shaft 214 extends along the second direction Y and is arranged at intervals along the first direction X with the first rotating shaft 213, the two driven wheels 216 are respectively sleeved at two ends of the second rotating shaft 214 and can rotate along with the second rotating shaft 214, and each conveying belt 217 is respectively sleeved on one driving wheel 215 and one driven wheel 216. During operation, the first motor 211 is activated to drive the first rotating shaft 213 to rotate, so as to drive the two driving wheels 215 to rotate, and further drive the conveying belts 217 to move along the first direction X, so that each material tray set 300 can move on the two conveying belts 217 and slide on the two guide rails 218.

Referring to fig. 4, the lifting mechanism 22 includes a second motor 221, a second gear box 222, a first linear motion system 223, and a material taking seat 224. The first linear motion system 223 is vertically installed on the base frame 10, the first linear motion system 223 is a standard linear motion system and is a ball screw type motion system, the second gear box 222 is installed at the bottom of the first linear motion system 223, the input end of the second gear box 222 is connected with the second motor 221, the output end of the second gear box 222 is connected with the first linear motion system 223, and the material taking seat 224 is slidably installed on the first linear motion system 223 and performs lifting motion. During specific work, the material tray set 300 on the two conveyor belts 217 is taken out through the material taking seat 224, then the second motor 221 is started, and the material taking seat 224 is driven by the first linear motion system 223 to perform lifting motion, so that the material tray set 300 is moved in the vertical direction.

Specifically, get material seat 224 and include third mounting panel 2241 and three picture peg 2242, third mounting panel 2241 sets up vertically and slides and locate first linear motion system 223 on, three picture peg 2242 extends and sets up along second direction Y interval along first direction X, three picture peg 2242 sets up with two conveyer belts 217 are crisscross to can follow two conveyer belts 217 and insert out material dish group 300, and carry out vertical feed through first linear motion system 223. This embodiment carries out the transfer of material dish group 300 through the crisscross mode that sets up of three picture peg 2242 and two conveyer belts 217, its simple structure, and it is convenient to get the material.

Further, in order to ensure the supporting strength of the three insert plates 2242, the reinforcing plates 2243 are disposed below the respective insert plates 2242, and the reinforcing plates 2243 extend in the first direction X and are connected to the insert plates 2242 and the third mounting plate 2241, respectively, so that the supporting strength of the insert plates 2242 is enhanced.

In the present embodiment, referring to fig. 5, the horizontal transfer mechanism 23 includes three support legs 231, a fourth mounting plate 232, a third motor 233, a third gear box 234, a second linear motion system 235, a transfer arm 236, a first hand grip 237 and a second hand grip 238. Each supporting foot 231 is supported above the left side frame along the first direction X at intervals, the fourth mounting plate 232 is horizontally arranged and mounted on each supporting foot 231, the second linear motion system 235 is mounted on the fourth mounting plate 232, the second linear motion system 235 is a standard linear motion system and is a ball screw type motion system, the third gear box 234 is mounted at the right end of the second linear motion system 235, the input end of the third gear box 234 is connected with the third motor 233, the output end of the third gear box 234 is connected with the second linear motion system 235, the transfer arm 236 is slidably arranged on the second linear motion system 235, the transfer arm 236 is vertically arranged and positioned at the front side of the second linear motion system 235, the first hand grip 237 and the second hand grip 238 are arranged on the transfer arm 236 along the first direction X at intervals, the first hand grip 237 and the second hand grip 238 synchronously and horizontally move under the driving of the transfer arm 326, the first hand grip 237 is used to move the backplate 200 to the dust removal device 30 and the second hand grip 238 is used to transport the empty tray 400 to the tray recovery device 60. In this embodiment, the first hand grip 237 and the second hand grip 238 are both mounted on the same transfer arm 236 and are both driven by the second linear motion system 235, so that the back plate 200 and the empty tray 400 can be transferred by the same horizontal transfer mechanism 23, the whole feeding machine is simplified, the feeding machine is compact in structure, small in occupied space and low in cost.

Specifically, please refer to fig. 5, the first hand grip 237 includes a first linear cylinder 2371, a fifth mounting plate 2372 and four first suction nozzles 2373, the first linear cylinder 2371 is vertically disposed on one side (i.e., the front side in fig. 5) of the transfer arm 236 departing from the second linear motion system 235, the fifth mounting plate 2372 is mounted on the output end of the first linear cylinder 2371, the fifth mounting plate 2372 extends along the second direction Y, the four first suction nozzles 2373 are respectively distributed on the fifth mounting plate 2372 at equal intervals along the second direction Y, and each first suction nozzle 2373 is disposed downward. During specific work, the first linear cylinder 2371 drives the fifth mounting plate 2372 to move downwards and drives the four first suction nozzles 2373 to move downwards, every two first suction nozzles 2373 are used for sucking one back plate 200, the four first suction nozzles 2373 can simultaneously suck two back plates 200, namely two back plates 200 can be transferred at a time through the first hand grab 237, then the four first suction nozzles 2373 are driven to move upwards through the first linear cylinder 2371 and are driven to move rightwards to the dust removal device 30 through the second linear motion system 235, then the four first suction nozzles 2373 are controlled to release the back plates 200, and finally the second linear motion system 235 is driven to move the four first suction nozzles 2373 to the upper parts of the two leftmost back plates 200, and so on.

Referring to fig. 5, the second gripper 238 includes a second linear cylinder 2381, a sixth mounting plate 2382, four mounting bars 2383 and four second suction nozzles 2384, the second linear cylinder 2381 is vertically disposed on one side (i.e., the front side in fig. 5) of the transfer arm 236 away from the second linear motion system 235, the sixth mounting plate 2382 is mounted on the output end of the second linear cylinder 2381, the four mounting bars 2383 respectively extend outwards from four top corners of the sixth mounting plate 2382 along a diagonal direction of the sixth mounting plate 2382, the four second suction nozzles 2384 are respectively mounted on the four mounting bars 2383, the four second suction nozzles 2384 are distributed in a rectangular shape, and each second suction nozzle 2384 is also disposed downwards. During specific work, the second linear cylinder 2381 drives the sixth mounting plate 2382 to move downwards and drives the four second suction nozzles 2384 to move downwards, the four second suction nozzles 2384 are respectively adsorbed at different positions of the empty tray 400, so that the empty tray 400 is sucked, the four suction nozzles are driven to move upwards through the second linear cylinder 2381, and the four suction nozzles are driven to move leftwards through the second linear motion system 235 so as to convey the empty tray 400 to the tray recovery device 60.

In addition, in order to protect cables, oil pipes and air pipes related to the second linear motion system 235, the cylinders and the suction nozzles, a drag chain 239 is further disposed at the rear side of the second linear motion system 235, the drag chain 239 is disposed on the fourth mounting plate 232, and one end of the drag chain 239 is mounted on the slider of the second linear motion system 235 through a mounting block, so as to be movable along with the slider on the second linear motion system 235.

In this embodiment, the tray recovery device 60 is also configured in a pipeline structure and is conveyed by two conveying belts disposed at intervals, and the specific structure and the operation principle of the tray recovery device 60 are similar to those of the feeding pipeline 21, and will not be described repeatedly here. When the empty tray set is fully arranged at the leftmost side of the tray recycling device 60, the empty tray set is manually removed, and as described herein, the empty tray set is composed of a plurality of empty trays 400 stacked in the vertical direction.

Referring to fig. 6, the dust removing device 30 includes a first dust removing platform 31, a first roller mechanism 32 and a tape dust removing mechanism 33, wherein the first dust removing platform 31, the first roller mechanism 32 and the tape dust removing mechanism 33 are respectively mounted on the base frame 10. The first dust removing platform 31 is used for placing the backboard 200 needing dust removal, the first roller mechanism 32 includes a first roller 321, the first roller 321 can move along the second direction Y, and the first roller 321 can rotate under the action of external force, the first roller 321 can roll on the backboard 200 along the second direction Y to glue dust on the backboard 200, the adhesive tape dust removing mechanism 33 is arranged at the side of the first dust removing platform 31 along the second direction Y, and the adhesive tape dust removing mechanism 33 is used for sticking dust on the first roller 321.

Specifically, during operation, the backboard 200 is placed on the first dust removing platform 31, the first roller 321 is driven to move along the second direction Y, and due to a certain friction force between the first roller 321 and the backboard 200, the friction force drives the first roller 321 to rotate, so that the first roller 321 rolls on the backboard 200 to remove dust on the backboard 200, and finally the first roller 321 is moved to the tape dust removing mechanism 33, the dust on the first roller 321 is removed through the tape dust removing mechanism 33, and after the first roller 321 is cleaned, the first roller 321 is reset and is ready for cleaning the next backboard 200.

In this embodiment, referring to fig. 6, the dust removing device 30 further includes a turnover mechanism 34, the turnover mechanism 34 is disposed on the base frame 10, and the turnover mechanism 34 is configured to receive the backboard 200 conveyed by the external conveying device and turn the backboard 200 by 180 °, so that the backboard 200 is placed on the first dust removing platform 31 with the inner side facing upward. In this embodiment, the back board 200 has an inner side and an outer side, and in the process of conveying the back board 200 by the external conveying mechanism, in order to avoid the inner side of the back board 200 from being damaged in the transportation process, the outer side of the back board 200 is upward when the back board 200 is conveyed from the external conveying mechanism, and the display effect of the backlight source is influenced by the inner side dust of the back board 200, so that the back board 200 needs to be turned over by 180 ° by the turning mechanism 34, so that the inner side of the back board 200 is upward, and the dust removal by the first roller.

Referring to fig. 6, the dust removing device 30 further includes a second dust removing platform 35 and a second roller mechanism 36. The first dust removing platform 31 can perform a turning motion, and the first dust removing platform 31 can turn the backboard 200 thereon by 180 degrees, so that the backboard 200 is placed on the second dust removing platform 35 with the outer side facing upwards. The second roller mechanism 36 includes a second roller 361, the second roller 361 can roll on the back board 200 along the second direction Y to stick off the dust on the outside of the back board 200, the second roller 361 can move to the tape dust removing mechanism 33 to remove the dust on the second roller 361. In this embodiment, when the backboard 200 needs to be loaded in the direction with the outer side facing upward, the backboard 200 can be turned over by 180 ° by the first dust removing platform 31 and is disposed on the second dust removing platform 35 with the outer side facing upward, the second roller 361 can move along the second direction Y, so that the second roller 361 can roll on the outer side of the backboard 200 to remove the dust on the outer side of the backboard 200, and then the second roller 361 is also moved to the tape dust removing mechanism 33, and then the dust on the second roller 361 is removed by the tape dust removing mechanism 33. This embodiment is through the setting of second dust removal platform 35 and second gyro wheel mechanism 36 for this dust collector 30 can satisfy the inboard condition of material loading and outside material loading up of backplate 200 simultaneously, and this dust collector 30 range of application is wider, and gets rid of the dust to first gyro wheel 321 and second gyro wheel 361 respectively through same sticky tape dust removal mechanism 33, thereby can save sticky tape dust removal mechanism 33's quantity, reduce cost.

In this embodiment, the first roller 321 and the second roller 361 are made of polyurethane, and the polyurethane has the advantages of good adhesion and good elasticity, so that when the first roller 321 and the second roller 361 roll on the backboard 200, dust on the backboard 200 can be effectively taken away, and the backboard 200 is ensured to be clean.

In this embodiment, referring to fig. 7, the turnover mechanism 34 includes a first driving member 341, the first driving member 341 is installed on the base frame 10, the first driving member 341 is a motor, two ends of a third rotating shaft 342 are rotatably erected on the base frame 10, specifically, two ends of the third rotating shaft 342 are respectively erected on two first installation seats 345 arranged at intervals along the second direction Y, the two first installation seats 345 are fixedly installed on the base frame 10, and one end of the third rotating shaft 342 is connected to the first driving member 341 and can be driven by the first driving member 341 to rotate. The third rotating shaft 342 is provided with two turning plates 343, the two turning plates 343 are mounted on the third rotating shaft 342 along the second direction Y, the two turning plates 343 can be driven by the third rotating shaft 342 to turn over onto the first dust removing platform 31, each turning plate 343 is provided with six third suction nozzles 344, each third suction nozzle 344 is distributed on the turning plate 343 in a matrix manner, each third suction nozzle 344 is arranged upward, and each third suction nozzle 344 is used for sucking the inner side of the backboard 200. Referring to fig. 2, in an initial state, the back plate 200 is located above the six third suction nozzles 344, and the outer side of the back plate 200 faces upward, when the first driving member 341 is driven to drive the third rotating shaft 342 to rotate, the two turning plates 343 drive the two back plates 200 to turn 180 °, so that the two back plates 200 are disposed on the first dust removing platform 31 with the inner sides facing upward, the two back plates 200 are disposed at intervals along the second direction Y, and the length directions of the two back plates 200 are the same as the second direction Y. It is understood that in other embodiments of the present invention, the number of the flaps 343 may be increased or decreased according to the external conveying device, and the number of the third nozzles 344 may be increased or decreased according to the size of the back plate 200, which is not limited herein.

Referring to fig. 8 and 9, the first dust removing platform 31 includes a second driving member 311, the second driving member 311 is installed on the base frame 10, the second driving member 311 is a motor, two ends of the fourth rotating shaft 312 are rotatably erected on the base frame 10, specifically, two ends of the fourth rotating shaft 312 are respectively erected on two second installation seats 315 arranged at intervals along the second direction Y, and the two second installation seats 315 are fixedly installed on the base frame 10. One end of the fourth rotating shaft 312 is connected to the second driving member 311 and can be driven by the second driving member 311 to rotate, a placing platform 313 is disposed on the fourth rotating shaft 312, the placing platform 313 is flat and extends along the second direction Y, one end of the placing platform 313 is stacked on the fourth rotating shaft 312 and is locked by a screw, the placing platform 313 can be driven by the fourth rotating shaft 312 to turn over 180 degrees, and the back plate 200 is disposed on the second dust removing platform 35 in a manner that the outer side faces upward. In this embodiment, the platform 313 is configured as a suction cup, a plurality of first through holes 3130 are opened on the platform 313, and the back of the platform 313 is provided with a fourth suction nozzle 314, and the outer side of the backboard 200 is attached to the front of the platform 313 through the fourth suction nozzle 314. In an initial state, the back plates 200 are adsorbed on the placing platform 313 in a manner that the inner sides face upward, when the second driving member 311 is driven to drive the fourth rotating shaft 312 to rotate, the placing platform 313 drives the two back plates 200 to turn over 180 °, so that the two back plates 200 are arranged on the second dust removing platform 35 in a manner that the outer sides face upward, and the two back plates 200 are arranged at intervals along the second direction Y. In this embodiment, since the first roller 321 needs to roll on the placing platform 313, it needs to be configured into a flat plate capable of bearing pressure, the whole placing platform 313 is configured into a suction cup, and the fourth suction nozzle 314 is disposed on the back surface of the placing platform 313, so that not only the purpose of sucking the backboard 200 can be achieved, but also the rolling of the first roller 321 can be borne.

Referring to fig. 8 and 9, the structure of the second dust removing platform 35 is similar to that of the placing platform 313, and the second dust removing platform 35 is fixed on the base frame 10. The second dust removing platform 35 is flat and extends along the second direction Y, the second dust removing platform 35 is provided with a suction cup, the second dust removing platform 35 is provided with a plurality of second through holes 350, the back of the second placing platform 313 is provided with a fifth suction nozzle 351, and the inner side of the back plate 200 is adsorbed on the front of the second dust removing platform 35 through the fifth suction nozzle 351.

Referring to fig. 10, in the present embodiment, the first roller mechanism 32 further includes a third linear motion system 322 and a first bracket 323, the first bracket 323 is slidably disposed on the third linear motion system 322, and two ends of the first roller 321 are respectively rotatably disposed on the first bracket 323. The third linear motion system 322 drives the first support 323 and drives the first roller 321 to move on the platform 313, and because the first roller 321 and the backboard 200 have friction force therebetween, two ends of the first roller 321 are rotatably disposed on the first support 323, the first roller 321 can roll on the backboard 200 under the action of the friction force, and the dust on the inner side of the backboard 200 is removed.

Specifically, the third linear motion system 322 is mounted on the bottom of the base frame 10 and located at the left side of the placing platform 313 through a mounting bracket 324, and the third linear motion system 322 extends along the second direction Y. The first support 323 can slide along the second direction Y, the first support 323 is L-shaped, the first support 323 includes a first vertical rod 3231 and a first horizontal rod 3232, the first vertical rod 3231 is vertically disposed on the third linear motion system 322, the first horizontal rod 3232 extends rightward along the first direction XY from the top end of the first vertical rod 3231, wherein the first direction XY is perpendicular to the second direction Y, and the second direction Y is horizontal to the first direction XY. The first roller 321 is disposed below the first cross bar 3232, the first cross bar 3232 extends downward to form two first hanging lugs 3233 extending along the first direction XY, and two ends of the first roller 321 are respectively rotatably disposed on the two first hanging lugs 3233.

Referring to fig. 11, in the present embodiment, the second roller mechanism 36 further includes a fourth linear motion system 362 and a second bracket 363, the second bracket 363 is slidably disposed on the fourth linear motion system 362, and two ends of the second roller 361 are respectively rotatably disposed on the second bracket 363. The second support 363 is driven by the fourth linear motion system 362 and drives the second roller 361 to move on the second dust-removing platform 35, and because there is friction between the second roller 361 and the back plate 200, two ends of the second roller 361 are rotatably disposed on the second support 363, the second roller 361 can roll on the back plate 200 under the action of the friction, and further the dust outside the back plate 200 is removed.

Specifically, the fourth linear motion system 362 is fixedly mounted on the top of the base frame 10 and located on the right side of the second dust removing platform 35, the fourth linear motion system 362 extends along the second direction Y, the second support 363 can slide along the second direction Y, the second support 363 is L-shaped, the second support 363 includes a second vertical rod 3631 and a second horizontal rod 3632, the second vertical rod 3631 is vertically disposed on the fourth linear motion system 362, the second horizontal rod 3632 extends leftwards from the bottom end of the second vertical rod 3631 along the first direction XY, the second roller 361 is disposed below the second horizontal rod 3632, the second horizontal rod 3632 extends downwards to form two second hanging lugs 3633 extending along the first direction XY, and two ends of the second roller 361 are respectively rotatably disposed on the two second hanging lugs 3633.

In the present embodiment, referring to fig. 12 to 14, the tape dust removing mechanism 33 is disposed at the front sides of the placing platform 313 and the second dust removing platform 35, and the tape dust removing mechanism 33 includes a first mounting frame 331, a third driving member 332, a first roller 333, a second roller 334, two first tensioning wheels 335, two second tensioning wheels 336, and a tape 337. The first mounting frame 331 is installed on the base frame 10, the third driving member 332 is a motor, the third driving member 332 is installed on the left side of the first mounting frame 331, the first roller 333, the second roller 334, the two first tensioning wheels 335 and the two second tensioning wheels 336 are all arranged on the right side of the first mounting frame 331, the first roller 333 is connected with the third driving member 332, and the second roller 334, the two first tensioning wheels 335 and the two second tensioning wheels 336 are all rotatably arranged on the first mounting frame 331. The first roller 333 and the second roller 334 are disposed at an interval along the second direction Y, the two first tensioning wheels 335 are disposed above the first roller 333 and the second roller 334, and the distance between the first roller 333 and the second roller 334 is greater than the distance between the two first tensioning wheels 335. The two second tension pulleys 336 are located at a height between the first roller 333 and the first tension roller 335, and in the front-rear direction, the two second tension pulleys 336 are located between the first tension roller 335 and the second roller 334. The adhesive tape 337 sequentially winds the first roller 333, the two first tensioning wheels 335, the two second tensioning wheels 336 and the second roller 334, the first roller 321 and the second roller 361 can be rolled on the adhesive tape 337 between the two first tensioning wheels 335 during operation, and the adhesive tape 337 can be constantly tensioned through the arrangement of the two second tensioning wheels 336, so that dust on the first roller 321 and the second roller 361 can be removed by the adhesive tape 337.

Specifically, referring to fig. 14, a supporting plate 338 is disposed between the two first tensioning wheels 335, the supporting plate 338 is horizontally mounted on the first mounting frame 331, an upper surface of the supporting plate 338 is flush with tops of the two first tensioning wheels 335, a distance between tops of the two first tensioning wheels 335 is equal to a circumference of the first roller 321, and a circumference of the second roller 361 is equal to a circumference of the first roller 321, such that when the first roller 321 or the second roller 361 rolls between the two first tensioning wheels 335 for one turn, dust is just fully covered in the section of the adhesive tape 337, after rolling for multiple times, the third driving member 332 drives the first roller 333 to rotate, so as to drive the adhesive tape 337 to move for one turn, and the moving distance is also just equal to the circumference of the first roller 321, if a utilization rate of the adhesive tape 337 is maximized, the adhesive tape 337 is saved, and cost is saved.

Specifically, referring to fig. 13, the first mounting frame 331 includes a seventh mounting plate 3311, an eighth mounting plate 3312 and a connecting bar 3313, the seventh mounting plate 3311 and the eighth mounting plate 3312 are disposed at an upper and lower interval, the connecting bar 3313 is respectively connected to the sides of the seventh mounting plate 3311 and the eighth mounting plate 3312, the seventh mounting plate 3311 is mounted on the base frame 10, the third driving member 332, the first roller 333 and the second roller 334 are disposed on the seventh mounting plate 3311, and the two first tensioning wheels 335 and the two second tensioning wheels 336 are disposed on the eighth mounting plate 3312.

In the embodiment, referring to fig. 15 and 16, the material transferring device 40 includes a Robot arm, specifically a scara (selective Compliance Assembly Robot arm), which is a Robot arm applied to Assembly work. It has 3 rotary joints, and is most suitable for plane location. The end of the manipulator is provided with a third hand grip 41, and the third hand grip 41 is used for gripping the backboard 200 dedusted by the first roller mechanism 32 or the second roller mechanism 36. The positioning device 50 includes two cameras 51, specifically CCD cameras, and the CCD is an english full name: the Charge coupled Device, which is called as a Charge coupled Device in Chinese, may be called a CCD image sensor. A CCD is a semiconductor device that can convert an optical image into a digital signal. Thereby this application obtains backplate 200 edge line's positional information through two CCD cameras through shooing, and with positional information transmission to controlling means, controlling means will handle the position coordinate data transmission after the adjustment to the manipulator, specifically send to on the controller of manipulator, the manipulator adjusts backplate 200's position according to the position coordinate data after the adjustment, thereby make backplate 200 accurate in the position that gets into the kludge, assemble into the product rate height.

Specifically, the third gripper 41 includes a ninth mounting plate 411 mounted at the end of the manipulator, a plurality of sixth suction nozzles 412 are distributed below the ninth mounting plate 411 in a matrix, and each sixth suction nozzle 412 is disposed downward and can suck the backboard 200.

Specifically, the manipulator is arranged at the rear of the right side above the base frame, the tail end of the manipulator is approximately located above the first dust removal platform 31 and the second dust removal platform 35, the two CCD cameras are arranged on the back side of the base frame 10 in parallel and located in a path at the tail end of the manipulator, when the manipulator sucks and transfers the backboard 200, when the backboard 200 passes through the two CCD cameras, the two CCD cameras respectively take pictures of the backboard 200 and acquire position information of the backboard 200, when the manipulator learns that the position of the backboard 200 is deviated, the manipulator puts the backboard 200 back onto the first dust removal platform 31 or the second dust removal platform 32 again, adjusts the position at the tail end of the manipulator, and grasps the backboard 200 again.

The invention also provides a feeding method, which is used for feeding through the feeding machine and comprises the following steps:

s10: transferring the back sheet 200 to the dust removing device 30 through the feeding device 20;

specifically, S10 includes the following steps:

s11: the material disc group 300 is conveyed from left to right through the material feeding line 21;

s12: the material disc group 300 is conveyed upwards by the lifting mechanism 22;

s13: the back sheet 200 is transferred to the dust removing device 30 by the horizontal transfer mechanism 23.

S20: cleaning dust on the back plate 200 by the dust removing device 30;

specifically, S20 includes the following steps:

s21: the back plate 200 is arranged on the first dust removing platform 31 in a mode that the inner side faces upwards through the turnover mechanism 34;

s22: cleaning the inner side of the back plate 200 by the first roller mechanism 32, and moving the first roller 321 into the tape dust removing mechanism 33 for removing dust of the first roller 321;

in addition, when the outside feeding is required to be performed on the back plate 200, the method further comprises the following steps:

s23: the backplate 200 is turned over by the first dust removal platform 31 and is arranged on the second dust removal platform in a mode that the outer side faces upwards:

s24: the outside of the back plate 200 is dedusted by the second roller mechanism 36, and the second roller 361 is moved to the tape dedusting mechanism 33 to be dedusted by the second roller 361.

S30: transferring the dedusted backboard 200 to a subsequent assembly process through the material transfer device 40, and accurately correcting the position of the backboard 200 through the positioning device 50 in the transfer process;

specifically, step S30 includes the sequential steps of:

s31: the back plate 200 is grabbed from the first dust removing platform 31 or the second dust removing platform 35 by the third hand grab 41 in the material transferring device 40:

s32: transferring the backboard 200 through the material transferring device 40, and when the backboard 200 passes through the positioning device 50, passing through the positioning device 50 or the position information of the backboard 200, and sending the position information to the material transferring device;

s33: when the position of the back plate 200 is accurate, the material transfer device 40 loads the back plate 200;

s34: when the position of the backboard 200 is inaccurate, the material transferring device 40 returns the backboard 200 to the first dust removing platform 31 or the second dust removing platform 35, adjusts the position of the third hand grip 41, re-grips the backboard 200, and loads the backboard 200.

In addition, when a stack of empty tray sets is stacked on the tray recovery device 60, the empty tray sets are transferred by the tray recovery device 60.

The operation sequence of steps S10, S20 and S30 is controlled by the control device.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The feeding machine is characterized by comprising a feeding device, a dust removal device, a material transfer device, a positioning device and a control device, wherein the control device is respectively electrically connected with the feeding device, the dust removal device, the material transfer device and the positioning device, the feeding device is used for conveying materials to the dust removal device, the dust removal device is used for cleaning dust on the materials, the material transfer device is used for transferring the materials cleaned by the dust removal device to a subsequent assembly process, the positioning device is used for positioning and calibrating the materials on the material transfer device, and the control device is used for controlling the working sequence of the feeding device, the dust removal device, the material transfer device and the positioning device.

2. The feeder according to claim 1, characterized in that said feeding device comprises:

the feeding assembly line is provided with at least two material disc groups and is used for conveying the material disc groups in sequence;

the lifting mechanism is used for vertically conveying the material disc group conveyed from the material feeding assembly line;

the horizontal transfer mechanism is used for transferring the materials to the dust removal device;

the material tray set comprises a plurality of material trays which are vertically and alternately stacked, and each material tray comprises an empty tray and materials arranged in the empty tray.

3. The feeder according to claim 2, wherein the feeding assembly line comprises two spaced conveyor belts, and the lifting mechanism comprises three spaced insertion plates, the three insertion plates are staggered with the two conveyor belts, and can insert the material tray group out of the two conveyor belts and vertically convey the material tray group.

4. The feeder according to claim 2, wherein the feeder further comprises a tray recovery device for recovering the empty tray.

5. The feeder according to claim 4, wherein the horizontal transfer mechanism comprises a horizontally movable transfer arm, the transfer arm is provided with a first hand grip and a second hand grip which are arranged at intervals along a first direction, the first hand grip and the second hand grip synchronously move horizontally under the driving of the transfer arm, the first hand grip is used for moving the material to the dust removing device, and the second hand grip is used for moving the empty material tray to the material tray recovery device.

6. The feeder according to any one of claims 1 to 5, characterised in that said dust removal means comprise:

the first dust removal platform is used for placing materials needing dust removal;

the first roller mechanism comprises a first roller, and the first roller can roll on the material along a second direction to stick off dust on the material;

the adhesive tape dust removal mechanism is arranged beside the first dust removal platform along the second direction and used for adhering and removing dust on the first roller;

wherein the second direction is perpendicular to the first direction.

7. The feeder according to claim 6, wherein the dust removing device further comprises a turnover mechanism for receiving the material conveyed from the external conveying device and turning the material 180 ° so that the material is placed on the first dust removing platform in an inward-facing manner.

8. The feeder according to claim 7, wherein the dust removing device further comprises a second dust removing platform and a second roller mechanism, the first dust removing platform can turn the material thereon by 180 degrees, so that the material is placed on the second dust removing platform in a mode that the outer side faces upwards; the second roller mechanism comprises a second roller, the second roller can roll on the material along the second direction to stick off dust on the outer side of the material, and the second roller can move to the adhesive tape dust removal mechanism to remove the dust on the second roller.

9. The feeder according to any one of claims 1 to 5, wherein the material transfer device comprises a manipulator, a third gripper is arranged at the end of the manipulator, the positioning device comprises a camera which is used for acquiring the position of the material on the manipulator and sending position information to the control device, the control device sends the adjusted position coordinate data to the manipulator, and the manipulator adjusts the position of the material according to the adjusted position coordinate data.

10. Feeding method, characterized in that the feeding is performed by a feeder according to any of claims 1-9, comprising the steps of:

s10: transferring the material to the dust removal device through a feeding device;

s20: cleaning dust on the materials by a dust removal device;

s30: transferring the dedusted material to a subsequent assembly process through a material transfer device, and accurately correcting the position of the material through a positioning device in the transfer process;

the operation sequence of steps S10, S20 and S30 is controlled by the control device.

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