CN216883150U

CN216883150U - Automatic grinding device of LED display screen backshell

Info

Publication number: CN216883150U
Application number: CN202122954715.9U
Authority: CN
Inventors: 彭琴琴
Original assignee: Shenzhen Jinghuatai Technology Co ltd
Current assignee: Shenzhen Jinghuatai Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-07-05
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses an automatic polishing device for a rear shell of an LED display screen, which comprises a rack, a feeding device, a transplanting device, a first polishing device, a second polishing device and a material returning device, wherein the feeding device, the transplanting device, the first polishing device, the second polishing device and the material returning device are arranged on a fixing table of the rack, the transplanting device is transversely arranged on the rear side of the fixing table, and the feeding device, the first polishing device, the second polishing device and the material returning device are sequentially arranged on the front side of the transplanting device from right to left.

Description

Automatic grinding device of LED display screen backshell

Technical Field

The utility model relates to the field of polishing, in particular to an automatic polishing device for a rear shell of an LED display screen.

Background

The LED display screen shell is an appearance piece, and the surface of the LED display screen shell is required to have no flaws which influence the appearance, such as spots, scratches and the like, but the appearance of the LED display screen shell is inevitably influenced by bad factors which can generate spots, scratches, protrusions and the like in the production process of the display screen shell.

Most of polishing equipment on the market adopts semi-automatic mechanical assembly and manual mode to polish one by one, so that the polishing efficiency is low, the polishing machinery is complex, the operation difficulty is high, and the polishing equipment cannot polish the corner angle position in all directions without dead angles in the polishing process.

The prior art has defects and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides an automatic polishing device for a rear shell of an LED display screen.

The utility model provides a technical scheme, and the automatic polishing device for the rear shell of an LED display screen comprises a rack, a feeding device, a transplanting device, a first polishing device, a second polishing device and a material returning device, wherein the feeding device, the transplanting device, the first polishing device, the second polishing device and the material returning device are arranged on a fixed table of the rack, the transplanting device is transversely arranged on the rear side of the fixed table, and the feeding device, the first polishing device, the second polishing device and the material returning device are sequentially arranged on the front side of the transplanting device from right to left.

Preferably, the transplanting device comprises a first vertical shaft, a second vertical shaft, a transplanting bottom plate, a first motor, a first driving wheel, a first driven wheel, a first sliding rail, a first conveying belt, a first adsorption transplanting hand assembly and a second adsorption transplanting hand assembly; the utility model discloses a transplanting machine, including transplanting bottom plate, first vertical scroll and second vertical scroll, transplanting bottom plate horizontal installation is on the leading flank of first vertical scroll and second vertical scroll upper end, first motor is installed on the trailing flank of transplanting the bottom plate left end, the output of first motor runs through the transplanting bottom plate and links to each other with first action wheel, first driven wheel is installed at the right-hand member of transplanting the bottom plate, first action wheel and first driven wheel link to each other through first conveyer belt cover, first slide rail horizontal installation is in the lower part of transplanting the bottom plate leading flank, first absorption is transplanted hand subassembly and second and is adsorbed and transplant hand subassembly and fixedly cup joint on first conveyer belt and with first slide rail horizontal sliding connection.

Preferably, the first adsorption transplanting hand assembly comprises an adsorption bottom plate, a first downward-pressing cylinder, an adsorption base, an adsorption head, an adsorption sliding block and a clamping seat; the adsorption device comprises an adsorption sliding block, a clamping seat, a first pressing cylinder, an adsorption base and an adsorption head, wherein the adsorption sliding block is slidably installed on a first sliding rail, the clamping seat is installed on the front side surface of the adsorption sliding block, the upper part of the clamping seat is fixedly clamped on a first conveying belt, the adsorption base is installed on the front side surface of the clamping seat, the first pressing cylinder is installed on the upper part of the front side surface of the adsorption base, the adsorption base is vertically and slidably installed on the lower part of the front side surface of the adsorption base, the output end of the first pressing cylinder is connected with the upper end of the adsorption base, and the adsorption head is installed on the adsorption base; the second adsorption transfer hand assembly has the same structure as the first adsorption transfer hand assembly.

Preferably, the feeding device comprises a feeding support, a first feeding side plate, a second feeding side plate, a feeding motor mounting seat, a second motor, a second conveyor belt, a first rotating shaft mounting plate, a second rotating shaft mounting plate, a feeding mounting seat, a first rotating shaft, a second rotating shaft, a baffle plate, a second driving wheel and a second driven wheel; the feeding support is vertically arranged on the fixed table, the first feeding side plate and the second feeding side plate are relatively arranged on the inner side surface at the upper end of the feeding support, the feeding motor mounting seat and the second rotating shaft mounting plate are respectively arranged at the front end and the rear end of the left side surface of the first feeding side plate, the first rotating shaft mounting plate and the feeding mounting seat are respectively arranged at the front end and the rear end of the right side surface of the second feeding side plate, the second motor is arranged on the feeding motor mounting seat, the output end of the second motor penetrates through the feeding motor mounting seat to be connected with the second driving wheel, the first rotating shaft penetrates through the rotating shaft to be arranged on the feeding motor mounting seat and the first rotating shaft mounting plate, the second driven wheel is arranged at the left end of the first rotating shaft, the second driving wheel and the second driven wheel are connected through a belt in a sleeved mode, the second rotating shaft penetrates through the rotating shaft to be arranged on the feeding mounting seat and the second rotating shaft mounting plate, the second conveyor belt is sleeved on the first rotating shaft and the second rotating shaft, and the baffle plate is arranged on the rear side surfaces of the feeding mounting seat and the second rotating shaft mounting plate; the material returning device and the material feeding device are identical in structure and symmetrical in installation direction.

Preferably, the first grinding device comprises a rotary cradle grinding assembly and a rotary sliding table fixing assembly, and the rotary cradle grinding assembly is arranged on the front side of the rotary sliding table fixing assembly; the rotary sliding table fixing assembly comprises a first sliding table assembly and a rotary fixing assembly, the first sliding table assembly is transversely arranged on the fixing table, and the rotary fixing assembly is horizontally and slidably arranged on the first sliding table assembly; the first sliding table assembly comprises a first rail beam, a first ball screw, a first screw nut seat and a third motor; the first rail beam is transversely installed on the fixing table, the first ball screw is installed in the first rail beam, the first screw nut seat is sleeved on the first ball screw, the third motor is installed on the right side face of the first rail beam, and the output end of the third motor penetrates through the first rail beam and is connected with the first ball screw.

Preferably, the rotary fixing component comprises a rotary fixing base, a rotary fixing motor mounting plate, a fourth motor, a first speed reduction motor, a sucker plate and a motor rotating shaft; rotatory unable adjustment base horizontal sliding installs on first rail roof beam and links to each other with first lead screw nut seat, rotatory fixed motor mounting panel horizontal installation is at the middle part of rotatory unable adjustment base, first gear motor installs the bottom at rotatory fixed motor mounting panel, one side at first gear motor is installed to the fourth motor, the rotatory run-through of motor rotation axis is installed on rotatory unable adjustment base's top, the output of fourth motor links to each other with gear motor's input, gear motor's output links to each other with motor rotation axis, sucking disc board horizontal installation is on motor rotation axis's top.

Preferably, rotatory cradle subassembly of polishing includes slip table subassembly base, second slip table subassembly and the rotation of polishing subassembly, slip table subassembly pedestal mounting is on the fixed station, the second slip table subassembly is vertically installed on slip table subassembly base, the rotation of polishing subassembly slidable mounting is on the second slip table subassembly, the second slip table subassembly is the same with the structure of first slip table subassembly.

Preferably, the grinding rotating assembly comprises a grinding bottom plate, a first grinding vertical plate, a second grinding vertical plate, a grinding motor mounting plate, a fifth motor, a second speed reducing motor, a third driving wheel, a third driven wheel, a cradle, a sixth motor, a grinding motor mounting plate, a third speed reducing motor, a rotating gear and a sand paper assembly; the grinding bottom plate is slidably mounted on the second sliding table assembly, the first grinding vertical plate and the second grinding vertical plate are respectively vertically and symmetrically mounted on the left side and the right side of the upper surface of the grinding bottom plate, the grinding motor mounting plate is mounted on the bottom of the right side of the second grinding vertical plate, the second speed reduction motor is mounted on the left side of the grinding motor mounting plate, the fifth motor is mounted on the left side of the second speed reduction motor, the output end of the second speed reduction motor penetrates through the grinding motor mounting plate to be connected with a third driving wheel, the third driven wheel is rotatably mounted on the right side of the upper end of the second grinding vertical plate, the third driving wheel and the third driven wheel are sleeved through a belt, two ends of the cradle are rotatably mounted on the inner sides of the upper ends of the first grinding vertical plate and the second grinding vertical plate, the third driven wheel is connected with the right end of the cradle, and the grinding motor mounting plate is mounted on the front side of the cradle, the utility model discloses a portable grinding machine, including grinding motor mounting panel, cradle and abrasive paper subassembly, third gear motor installs on the left surface of grinding motor mounting panel, sixth motor installs on the left surface of grinding motor mounting panel, third gear motor's output links to each other with rotatory gear, rotatory one side of washing the wheel runs through cradle and abrasive paper subassembly slip joint.

Preferably, the sandpaper assembly comprises a rack, a first fixed side plate, a second fixed side plate, a sliding bottom plate, a sandpaper base and sanding sandpaper; the cradle comprises a cradle body, a first fixed side plate, a second fixed side plate, a sliding bottom plate, a rack, a sand paper base and a grinding sand paper, wherein the first fixed side plate and the second fixed side plate are symmetrically arranged on the rear side surface of the cradle body; the second grinding device has the same structure as the first grinding device.

Compared with the prior art, the automatic feeding, discharging and returning process is realized by arranging the feeding device, the returning device and the transferring device, the X-axis movement and rotation of the material are realized by arranging the rotary sliding table fixing assembly, the grinding abrasive paper is moved along the Y axis to contact the display shell for grinding by arranging the rotary cradle grinding assembly, the grinding angle between the grinding abrasive paper and the display shell can be adjusted by the rotation of the cradle, so that each grinding position can be attached, and the grinding abrasive paper can be used for grinding the display shell in an omnibearing and dead angle-free manner.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the transplanting apparatus of the present invention;

FIG. 3 is a schematic view of a feeding device according to the present invention;

FIG. 4 is a schematic view of a rotating slide mount assembly according to the present invention;

fig. 5 is a schematic view of a rotating cradle sharpening assembly according to the present invention.

The reference numbers indicated in the figures: a frame 1; a fixed table 2; a transplanting device 3; a feeding device 4; a rotary slipway fixing assembly 5; rotating the cradle grinding assembly 6; a second grinding device 7; a material returning device 8; a first vertical shaft 31; a second vertical shaft 32; a transplant floor 33; a first motor 34; a first drive pulley 35; a first driven pulley 36; a first conveyor belt 37; a first slide rail 38; an adsorption base plate 39; a first down-pressure cylinder 310; an adsorption base 311; a second adsorption transplanting hand assembly 312; a feed support 41; a first feed side plate 42; a feed motor mounting base 43; a second rotation shaft mounting plate 44; a feed mount 45; a first rotation shaft mounting plate 46; a second motor 47; a second drive pulley 48; a second driven pulley 49; a second conveyor belt 410; a stop plate 411; a first rail beam 51; a third motor 52; a rotary fixing base 53; a first reduction motor 54; a rotating fixed motor mounting plate 55; a motor rotation shaft 56; a suction plate 57; a slide table assembly base 61; a second ramp assembly 62; polishing the bottom plate 63; a first ground riser 64; a second sanding riser 65; polishing the motor mounting plate 66; a second reduction motor 67; a fifth motor 68; a third capstan 69; a third driven wheel 610; a cradle 611; a sixth motor 612; a third reduction motor 613; a rotary gear 614; a rack 615; a first stationary side plate 616; a second stationary side plate 617; a slide bottom plate 618; sandpaper base 619.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The present invention will be described in detail with reference to the accompanying drawings.

Example 1: as shown in fig. 1 to 5, an automatic polishing device for a rear shell of an LED display screen comprises a frame 1, a feeding device 4, a transplanting device 3, a first polishing device, a second polishing device 7 and a material returning device 8, wherein the feeding device 4, the transplanting device 3, the first polishing device, the second polishing device 7 and the material returning device 8 are installed on a fixing table 2 of the frame 1, the transplanting device 3 is transversely installed on the rear side of the fixing table 2, and the feeding device 4, the first polishing device, the second polishing device 7 and the material returning device 8 are sequentially installed on the front side of the transplanting device 3 from right to left.

Example 2: as shown in fig. 2, a transfer device is provided for transferring loading and unloading materials, and the transfer device 3 includes a first vertical shaft 31, a second vertical shaft 32, a transfer base plate 33, a first motor 34, a first driving wheel 35, a first driven wheel 36, a first slide rail 38, a first conveyor belt 37, a first adsorption transfer hand assembly and a second adsorption transfer hand assembly 312; the first vertical shaft 31 and the second vertical shaft 32 are vertically installed on the fixed table 2, the transplanting bottom plate 33 is horizontally installed on the front side face of the upper end of the first vertical shaft 31 and the upper end of the second vertical shaft 32, the first motor 34 is installed on the rear side face of the left end of the transplanting bottom plate 33, the output end of the first motor 34 penetrates through the transplanting bottom plate 33 and is connected with the first driving wheel 35, the first driven wheel 36 is installed at the right end of the transplanting bottom plate 33, the first driving wheel 35 and the first driven wheel 36 are connected through a first conveyor belt sleeve, the first sliding rail 38 is horizontally installed at the lower portion of the front side face of the transplanting bottom plate 33, and the first adsorption transplanting hand assembly and the second adsorption transplanting hand assembly 312 are fixedly connected on the first conveyor belt and are horizontally and slidably connected with the first sliding rail 38. The first motor 34 drives the first driving wheel 35 to rotate, and the first driving wheel 35 drives the first conveyor belt to convey the first adsorption transfer hand assembly and the second adsorption transfer hand assembly.

The first adsorption transplanting hand assembly comprises an adsorption bottom plate 39, a first downward air cylinder 310, an adsorption base 311, an adsorption head, an adsorption sliding block and a clamping seat; the adsorption sliding block is slidably mounted on the first sliding rail 38, the clamping seat is mounted on the front side surface of the adsorption sliding block, the upper part of the clamping seat is fixedly clamped on the first conveying belt, the adsorption bottom plate 39 is mounted on the front side surface of the clamping seat, the first down-pressure cylinder 310 is mounted on the upper part of the front side surface of the adsorption bottom plate 39, the adsorption base 311 is vertically and slidably mounted on the lower part of the front side surface of the adsorption bottom plate 39, the output end of the first down-pressure cylinder 310 is connected with the upper end of the adsorption base 311, and the adsorption head is mounted on the adsorption base 311; the second adsorption transfer hand assembly has the same structure as the first adsorption transfer hand assembly. The first down-pressure cylinder 310 drives the adsorption head to adsorb the display housing.

Example 3: as shown in fig. 3, a feeding device 4 is provided for automatic feeding, and the feeding device 4 includes a feeding support 41, a first feeding side plate 42, a second feeding side plate, a feeding motor mounting seat 43, a second motor 47, a second conveyor belt 410, a first rotating shaft mounting plate 46, a second rotating shaft mounting plate 44, a feeding mounting seat 45, a first rotating shaft, a second rotating shaft, a stop plate 411, a second driving wheel 48, and a second driven wheel 49; the feeding support 41 is vertically installed on the fixed table 2, the first feeding side plate 42 and the second feeding side plate are relatively installed on the inner side face of the upper end of the feeding support 41, the feeding motor installation seat 43 and the second rotating shaft installation plate 44 are respectively installed on the front end and the rear end of the left side face of the first feeding side plate 42, the first rotating shaft installation seat 46 and the feeding installation seat 45 are respectively installed on the front end and the rear end of the right side face of the second feeding side plate, the second motor 47 is installed on the feeding motor installation seat 43, the output end of the second motor 47 penetrates through the feeding motor installation seat 43 to be connected with the second driving wheel 48, the first rotating shaft penetrates through the rotation to be installed on the feeding motor installation seat 43 and the first rotating shaft installation seat 46, the second driving wheel 49 is installed on the left end of the first rotating shaft, the second driving wheel 48 is connected with the second driving wheel 49 through a belt sleeve, the second rotating shaft is rotatably installed on the feeding installation seat 45 and the second rotating shaft installation plate 44 in a penetrating manner, the second conveyor belt is sleeved on the first rotating shaft and the second rotating shaft, and the baffle plate 411 is installed on the rear side surfaces of the feeding installation seat 45 and the second rotating shaft installation plate 44; the material returning device 8 and the material feeding device 4 are identical in structure and symmetrical in installation direction. The second motor 47 drives the second driving wheel 48 to rotate, so as to drive the second driven wheel 49 to rotate, and the second driven wheel 49 rotates to drive the second rotating shaft to rotate, so as to further drive the second conveyor belt 410 to convey the display housing.

Example 4: as shown in fig. 4, the first grinding device comprises a rotating cradle grinding assembly 6 and a rotating slide table fixing assembly 5, wherein the rotating cradle grinding assembly 6 is installed at the front side of the rotating slide table fixing assembly 5; the rotary sliding table fixing assembly 5 is arranged for moving the display shell along the X axis and rotationally fixing the display shell, the rotary sliding table fixing assembly 5 comprises a first sliding table assembly and a rotary fixing assembly, the first sliding table assembly is transversely arranged on the fixing table 2, and the rotary fixing assembly is horizontally and slidably arranged on the first sliding table assembly; the first sliding table assembly comprises a first rail beam 51, a first ball screw, a first screw nut seat and a third motor 52; the first rail beam 51 is transversely installed on the fixed table 2, the first ball screw is installed in the first rail beam 51, the first screw nut seat is sleeved on the first ball screw, the third motor 52 is installed on the right side surface of the first rail beam 51, and the output end of the third motor 52 penetrates through the first rail beam 51 and is connected with the first ball screw. The third motor 52 drives the first ball screw to rotate to drive the first screw nut seat to move along the X-axis.

The rotary fixing component comprises a rotary fixing base 53, a rotary fixing motor mounting plate 55, a fourth motor, a first speed reducing motor 54, a sucker plate 57 and a motor rotating shaft 56; the horizontal sliding installation of rotatory unable adjustment base 53 is on first rail roof beam 51 and links to each other with first lead screw nut seat, rotatory fixed motor mounting panel 55 horizontal installation is at the middle part of rotatory unable adjustment base 53, first gear motor 54 is installed in the bottom of rotatory fixed motor mounting panel 55, the fourth motor is installed in one side of first gear motor 54, the rotatory run-through of motor rotation axis 56 is installed on the top of rotatory unable adjustment base 53, the output of fourth motor links to each other with gear motor's input, gear motor's output links to each other with motor rotation axis 56, sucking disc board 57 horizontal installation is on motor rotation axis 56's top. The first lead screw-nut seat drives the rotary fixed base 53 to move along the X axis, so as to drive the sucker plate 57 to move along the X axis, and the first speed reduction motor 54 and the fourth motor drive the motor rotating shaft 56 to rotate, so as to drive the sucker plate 57 to rotate.

Example 5: as shown in fig. 5, a rotating cradle polishing assembly 6 is provided for polishing the display housing, the rotating cradle polishing assembly 6 includes a sliding table assembly base 61, a second sliding table assembly 62 and a polishing rotating assembly, the sliding table assembly base 61 is installed on the fixed table 2, the second sliding table assembly 62 is vertically installed on the sliding table assembly base 61, the polishing rotating assembly is slidably installed on the second sliding table assembly 62, and the second sliding table assembly 62 has the same structure as the first sliding table assembly. The second sliding table assembly 62 drives the grinding rotating assembly to move along the Y axis, and further drives the grinding abrasive paper to move along the Y axis.

The grinding rotating assembly comprises a grinding bottom plate 63, a first grinding vertical plate 64, a second grinding vertical plate 65, a grinding motor mounting plate 66, a fifth motor 68, a second speed reducing motor 67, a third driving wheel 69, a third driven wheel 610, a cradle 611, a sixth motor 612, a grinding motor mounting plate 66, a third speed reducing motor 613, a rotating gear 614 and a sand paper assembly; the polishing bottom plate 63 is slidably mounted on the second sliding table assembly 62, the first polishing vertical plate 64 and the second polishing vertical plate 65 are respectively vertically and symmetrically mounted on the left side and the right side of the upper surface of the polishing bottom plate 63, the polishing motor mounting plate 66 is mounted on the bottom of the right side of the second polishing vertical plate 65, the second speed reduction motor 67 is mounted on the left side of the polishing motor mounting plate 66, the fifth motor 68 is mounted on the left side of the second speed reduction motor 67, the output end of the second speed reduction motor 67 penetrates through the polishing motor mounting plate 66 to be connected with a third driving wheel 69, the third driven wheel 610 is rotatably mounted on the right side of the upper end of the second polishing vertical plate 65, the third driving wheel 69 and the third driven wheel 610 are sleeved through a belt, two ends of the cradle 611 are rotatably mounted on the inner sides of the upper ends of the first polishing vertical plate 64 and the second polishing vertical plate 65, and the third driven wheel 610 is connected with the right end of the cradle 611, the grinding motor mounting plate 66 is installed on the leading flank of cradle 611, the third gear motor 613 is installed on the left surface of grinding motor mounting plate 66, the sixth motor 612 is installed on the left surface of grinding motor mounting plate 66, the output of third gear motor 613 is connected with rotary gear 614, one side of wheel is washed in the rotation runs through cradle 611 and abrasive paper subassembly slip joint.

The sandpaper assembly comprises a rack 615, a first fixed side plate 616, a second fixed side plate 617, a sliding bottom plate 618, a sandpaper base 619, and sanding sandpaper; the first fixed side plate 616 and the second fixed side plate 617 are symmetrically arranged on the rear side surface of the cradle 611, the sliding bottom plate 618 is arranged between the first fixed side plate 616 and the second fixed side plate 617 and is vertically and slidably connected with the first fixed side plate 616 and the second fixed side plate 617, the rack 615 is vertically arranged on the front side surface of the sliding bottom plate 618, the rack 615 is slidably clamped with the rotating gear 614, the sand paper base 619 is arranged on the rear side surface of the sliding bottom plate 618, and the sanding sand paper is arranged on the rear side surface of the sand paper base 619; the second grinding device 7 has the same structure as the first grinding device. The fifth motor 68 and the second reduction motor 67 drive the third driving wheel 69 to rotate so as to drive the third driven wheel 610 to rotate, the third driven wheel 610 drives the cradle 611 to rotate so as to adjust the grinding angle between the grinding sand paper and the display housing, and the sixth motor 612 and the third reduction motor 613 drive the rotating gear 614 to rotate so as to drive the sand paper assembly to move back and forth so as to drive the grinding sand paper to move for grinding.

The working principle of the utility model is as follows: a second motor of the feeding device drives a second driving wheel to rotate so as to drive a second driven wheel to rotate, the second driven wheel rotates to drive a second rotating shaft to rotate so as to further drive a second conveying belt to convey the display shell, when the display shell is conveyed to the rear end, a first motor of the transplanting device drives a first driving wheel to rotate, the first driving wheel drives a first conveying belt to convey a first adsorption transfer hand component and a second adsorption transfer hand component to adsorb and move along the X axis, a first pressing cylinder of the first adsorption transfer hand component drives an adsorption head to press down the adsorption display shell to be placed on a sucker plate of a rotating sliding table fixing component of the first grinding device, the second sliding table component drives a grinding rotating component to move along the Y axis and further drives grinding abrasive paper to move along the Y axis to contact the display shell, a first lead screw nut seat of the first sliding table component drives a rotating fixing base to move along the X axis so as to drive the sucker plate to move along the X axis, thereby first gear motor and the rotation of fourth motor drive motor rotation axis are rotatory to the display housing on the drive sucking disc board, thereby fifth motor and the rotation of second gear motor drive third action wheel drive third from the driving wheel rotatory, the third from the driving wheel drive cradle rotate the adjustment polish the angle of polishing between abrasive paper and the display housing, sixth motor and the rotation of third gear motor drive rotating gear thereby drive the abrasive paper subassembly and come and go the removal of drive polishing abrasive paper and polish, polish and accomplish the back, the second adsorbs to move and carries on hand subassembly adsorbs unloading to the material returned device, the material returned device material, second grinding device is the same with first grinding device theory of operation.

The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an automatic grinding device of LED display screen backshell, its characterized in that, the automatic grinding device of LED display screen backshell includes frame, feedway, transplanting device, first grinding device, second grinding device and material returned device are installed on the fixed station of frame, transplanting device transversely installs on the rear side of fixed station, feedway, first grinding device, second grinding device and material returned device turn left from the right side and install the front side at transplanting device in proper order.

2. The automatic polishing device for the LED display screen rear shell according to claim 1, wherein the transplanting device comprises a first vertical shaft, a second vertical shaft, a transplanting bottom plate, a first motor, a first driving wheel, a first driven wheel, a first sliding rail, a first conveying belt, a first adsorption transplanting hand assembly and a second adsorption transplanting hand assembly; the utility model discloses a transplanting machine, including transplanting bottom plate, first vertical scroll and second vertical scroll, transplanting bottom plate horizontal installation is on the leading flank of first vertical scroll and second vertical scroll upper end, first motor is installed on the trailing flank of transplanting the bottom plate left end, the output of first motor runs through the transplanting bottom plate and links to each other with first action wheel, first driven wheel is installed at the right-hand member of transplanting the bottom plate, first action wheel and first driven wheel link to each other through first conveyer belt cover, first slide rail horizontal installation is in the lower part of transplanting the bottom plate leading flank, first absorption is transplanted hand subassembly and second and is adsorbed and transplant hand subassembly and fixedly cup joint on first conveyer belt and with first slide rail horizontal sliding connection.

3. The automatic polishing device for the LED display screen rear shell according to claim 2, wherein the first adsorption transplanting hand assembly comprises an adsorption bottom plate, a first downward pressing cylinder, an adsorption base, an adsorption head, an adsorption slider and a clamping seat; the adsorption device comprises an adsorption sliding block, a clamping seat, an adsorption base plate, a first down-pressing cylinder, an adsorption base plate, an adsorption head and a second down-pressing cylinder, wherein the adsorption sliding block is slidably installed on a first sliding rail, the clamping seat is installed on the front side surface of the adsorption sliding block, the upper part of the clamping seat is fixedly clamped on a first conveying belt, the adsorption base plate is installed on the front side surface of the clamping seat, the first down-pressing cylinder is installed on the upper part of the front side surface of the adsorption base plate, the adsorption base is vertically slidably installed on the lower part of the front side surface of the adsorption base plate, the output end of the first down-pressing cylinder is connected with the upper end of the adsorption base, and the adsorption head is installed on the adsorption base; the second adsorption transfer hand assembly has the same structure as the first adsorption transfer hand assembly.

4. The automatic polishing device for the rear shell of the LED display screen according to claim 1, wherein the feeding device comprises a feeding support, a first feeding side plate, a second feeding side plate, a feeding motor mounting seat, a second motor, a second conveyor belt, a first rotating shaft mounting plate, a second rotating shaft mounting plate, a feeding mounting seat, a first rotating shaft, a second rotating shaft, a baffle plate, a second driving wheel and a second driven wheel; the feeding support is vertically arranged on the fixed table, the first feeding side plate and the second feeding side plate are relatively arranged on the inner side surface at the upper end of the feeding support, the feeding motor mounting seat and the second rotating shaft mounting plate are respectively arranged at the front end and the rear end of the left side surface of the first feeding side plate, the first rotating shaft mounting plate and the feeding mounting seat are respectively arranged at the front end and the rear end of the right side surface of the second feeding side plate, the second motor is arranged on the feeding motor mounting seat, the output end of the second motor penetrates through the feeding motor mounting seat to be connected with the second driving wheel, the first rotating shaft penetrates through the rotating shaft to be arranged on the feeding motor mounting seat and the first rotating shaft mounting plate, the second driven wheel is arranged at the left end of the first rotating shaft, the second driving wheel and the second driven wheel are connected through a belt in a sleeved mode, the second rotating shaft penetrates through the rotating shaft to be arranged on the feeding mounting seat and the second rotating shaft mounting plate, the second conveyor belt is sleeved on the first rotating shaft and the second rotating shaft, and the baffle plate is arranged on the rear side surfaces of the feeding mounting seat and the second rotating shaft mounting plate; the material returning device and the material feeding device are identical in structure and symmetrical in installation direction.

5. The automatic grinding device for the rear shell of the LED display screen according to claim 1, wherein the first grinding device comprises a rotary cradle grinding assembly and a rotary sliding table fixing assembly, and the rotary cradle grinding assembly is installed on the front side of the rotary sliding table fixing assembly; the rotary sliding table fixing assembly comprises a first sliding table assembly and a rotary fixing assembly, the first sliding table assembly is transversely arranged on the fixing table, and the rotary fixing assembly is horizontally and slidably arranged on the first sliding table assembly; the first sliding table assembly comprises a first rail beam, a first ball screw, a first screw nut seat and a third motor; the first rail beam is transversely installed on the fixing table, the first ball screw is installed in the first rail beam, the first screw nut seat is sleeved on the first ball screw, the third motor is installed on the right side face of the first rail beam, and the output end of the third motor penetrates through the first rail beam and is connected with the first ball screw.

6. The automatic polishing device for the rear shell of the LED display screen of claim 5, wherein the rotating and fixing component comprises a rotating and fixing base, a rotating and fixing motor mounting plate, a fourth motor, a first speed reduction motor, a sucker plate and a motor rotating shaft; rotatory unable adjustment base horizontal sliding installs on first rail roof beam and links to each other with first lead screw nut seat, rotatory fixed motor mounting panel horizontal installation is at the middle part of rotatory unable adjustment base, first gear motor installs the bottom at rotatory fixed motor mounting panel, one side at first gear motor is installed to the fourth motor, the rotatory run-through of motor rotation axis is installed on rotatory unable adjustment base's top, the output of fourth motor links to each other with gear motor's input, gear motor's output links to each other with motor rotation axis, sucking disc board horizontal installation is on motor rotation axis's top.

7. The automatic grinding device of the LED display screen backshell of claim 5, wherein the rotating cradle grinding assembly comprises a sliding table assembly base, a second sliding table assembly and a grinding rotating assembly, wherein the sliding table assembly base is mounted on the fixed table, the second sliding table assembly is longitudinally mounted on the sliding table assembly base, the grinding rotating assembly is slidably mounted on the second sliding table assembly, and the second sliding table assembly is identical to the first sliding table assembly in structure.

8. The automatic polishing device for the rear shell of the LED display screen according to claim 7, wherein the polishing rotating assembly comprises a polishing bottom plate, a first polishing vertical plate, a second polishing vertical plate, a polishing motor mounting plate, a fifth motor, a second speed reduction motor, a third driving wheel, a third driven wheel, a cradle, a sixth motor, a polishing motor mounting plate, a third speed reduction motor, a rotating gear and a sand paper assembly; the grinding bottom plate is slidably mounted on the second sliding table assembly, the first grinding vertical plate and the second grinding vertical plate are respectively vertically and symmetrically mounted on the left side and the right side of the upper surface of the grinding bottom plate, the grinding motor mounting plate is mounted on the bottom of the right side of the second grinding vertical plate, the second speed reduction motor is mounted on the left side of the grinding motor mounting plate, the fifth motor is mounted on the left side of the second speed reduction motor, the output end of the second speed reduction motor penetrates through the grinding motor mounting plate to be connected with a third driving wheel, the third driven wheel is rotatably mounted on the right side of the upper end of the second grinding vertical plate, the third driving wheel and the third driven wheel are sleeved through a belt, two ends of the cradle are rotatably mounted on the inner sides of the upper ends of the first grinding vertical plate and the second grinding vertical plate, the third driven wheel is connected with the right end of the cradle, and the grinding motor mounting plate is mounted on the front side of the cradle, the utility model discloses a portable grinding machine, including grinding motor mounting panel, cradle and abrasive paper subassembly, third gear motor installs on the left surface of grinding motor mounting panel, sixth motor installs on the left surface of grinding motor mounting panel, third gear motor's output links to each other with rotatory gear, rotatory one side of washing the wheel runs through cradle and abrasive paper subassembly slip joint.

9. The automatic grinding device for the LED display screen rear shell according to claim 8, characterized in that the abrasive paper assembly comprises a rack, a first fixed side plate, a second fixed side plate, a sliding bottom plate, an abrasive paper base and grinding abrasive paper; the cradle comprises a cradle body, a first fixed side plate, a second fixed side plate, a sliding bottom plate, a rack, a sand paper base and a grinding sand paper, wherein the first fixed side plate and the second fixed side plate are symmetrically arranged on the rear side surface of the cradle body; the second grinding device has the same structure as the first grinding device.