CN117140615B - Positioning and cutting equipment for LED display screen production - Google Patents

Positioning and cutting equipment for LED display screen production Download PDF

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Publication number
CN117140615B
CN117140615B CN202311413041.9A CN202311413041A CN117140615B CN 117140615 B CN117140615 B CN 117140615B CN 202311413041 A CN202311413041 A CN 202311413041A CN 117140615 B CN117140615 B CN 117140615B
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CN
China
Prior art keywords
belt
synchronous
rotary
pushing
cutting device
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CN202311413041.9A
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Chinese (zh)
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CN117140615A (en
Inventor
蓝杰
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Yibin Ruiyijia Technology Co ltd
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Shaanxi Qiaoyingtong Intelligent Technology Co ltd
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Priority to CN202311413041.9A priority Critical patent/CN117140615B/en
Publication of CN117140615A publication Critical patent/CN117140615A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
    • B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
    • B26D1/20—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter coacting with a fixed member
    • B26D1/205—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter coacting with a fixed member for thin material, e.g. for sheets, strips or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B26D7/015—Means for holding or positioning work for sheet material or piles of sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B26D7/018—Holding the work by suction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
    • B26D7/0625—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form by endless conveyors, e.g. belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/08—Means for treating work or cutting member to facilitate cutting
    • B26D7/10—Means for treating work or cutting member to facilitate cutting by heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/18—Means for removing cut-out material or waste
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C03B33/03—Glass cutting tables; Apparatus for transporting or handling sheet glass during the cutting or breaking operations

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention relates to the technical field of display screen processing, in particular to positioning and cutting equipment for producing an LED display screen, which comprises a shell, a cutting device and a steering device; the upper part of the shell is provided with a first opening, and the working bin is arranged on the first opening; the rotary belt is of an annular structure, is rotatably arranged at the bottom of the working bin, and is provided with an inflation groove along the extending direction of the rotary belt; the first rotary driver is arranged at the end part of one rotary wheel; the attachment piece is sleeved on the outer side of the rotating belt and covers the air charging groove, and the attachment piece and the rotating belt form an air charging cavity; the cutting device is arranged above the first opening; the air pump is arranged on the side wall of the rotating belt; the discharge groove is arranged on the side wall of the working bin in the extending direction of the rotating belt; the plurality of partition plates are uniformly arranged on the rotating belt along the extending direction of the rotating belt; the limiting device is arranged on the working bin. The invention ensures that scraps during cutting cannot influence the placement position of a screen to be cut subsequently.

Description

Positioning and cutting equipment for LED display screen production
Technical Field
The invention relates to the technical field of display screen processing, in particular to positioning and cutting equipment for LED display screen production.
Background
When the screen is cut, the following conditions, namely: the screen size cannot be controlled, and only a screen with a single shape and size can be processed, so that the screen size has a great limitation in processing. And II: when the screen is cut, all the cutting operations need to be completed at one time, otherwise, after one side of the screen is cut, the screen is not limited by the clamping groove, and therefore the screen can deviate during processing. Thirdly,: the screen of glass material can not be too closely or not hard up when fixing and spacing to it when the operation, and the clamp force to the screen is too big, can make the screen split when cutting, and the clamp to the screen is not hard up can lead to the screen to appear shifting when cutting.
Chinese patent CN115784590B discloses a location cutting device for processing of LED display screen, including workstation, cutting equipment, top fixed establishment, bottom sprag subassembly and stop gear, the workstation comprises fixed plate, roof, bottom plate and place the board, roof and bottom plate set up respectively on the upper and lower both ends of fixed plate one side, place the board setting in one side of fixed plate and be located between roof and the bottom plate, cutting equipment sets up on the lateral wall of fixed plate, the work end of cutting equipment is located between roof and the place the board, top fixed establishment sets up on the roof, the work end of top fixed establishment is located the top of placing the board, just the work end of top fixed establishment corresponds with the work end of cutting equipment, bottom sprag subassembly sets up in the top of bottom plate, the work end of bottom sprag subassembly is located places the inboard, stop gear sets up in placing the inboard.
Above-mentioned scheme has avoided the condition that the display screen appears the skew when processing, but above-mentioned scheme is uncontrollable to the clamping force of screen, and need place the screen of being cut in the recess when cutting, the piece when cutting can't be discharged, long-time operation leads to a large amount of piece to pile up in the recess, if through artifical clearance then waste time and energy, and the plane of recess bottom does not have the recess in the above-mentioned scheme, the condition of damaging the recess bottom appears easily when cutting, if unsettled centre gripping is carried out the screen through fixture, the screen can not contact with the bottom of recess promptly, the clamping force to fixture has higher requirement this moment, if the clamping force of fixture is too high will appear the cracked condition of screen, if the clamping force is too low, the screen easily takes place to drop when being cut.
Disclosure of Invention
To the above-mentioned problem, a location cutting equipment for production of LED display screen is provided, after placing the screen on the attachment, the division board provides holding power through the attachment for the screen on the attachment, stop device carries out spacingly to the attachment, prevent to appear sliding at cutting device cutting in-process screen, be worth noting that stop device does not have holding power to the screen, only spacing function, cutting device descends afterwards, the aspiration pump starts simultaneously, the aspiration pump will rotate the intracavity gas between area and the attachment, the attachment takes place deformation under the effect of inflation chamber negative pressure, the attachment adsorbs on the inflation groove lateral wall of area, so cutting device just can not cause the scratch to the attachment when cutting to the screen, after accomplishing the cutting, put into the work bin again after adsorbing 90 degrees with the screen by the adsorption device that is located on the turning device, then cutting device carries out the secondary cutting to the screen and can accomplish, first rotary drive ware starts afterwards, first rotary drive drives the area and rotates for the piece is located on the attachment and discharges through the groove, can not cause the follow-up position to cut the piece when waiting to cut the piece.
In order to solve the problems in the prior art, the invention provides positioning and cutting equipment for producing an LED display screen, which comprises a shell, a cutting device and a steering device; the cutting device is characterized by comprising a rotating belt, an air pump, an attachment piece, a cutting device, a partition plate, a limiting device, a working bin, a discharge groove and a first rotary driver; the upper part of the shell is provided with a first opening, the working bin is arranged on the first opening, the working bin is positioned in the shell, the upper part of the working bin is provided with a second opening, and the first opening is communicated with the second opening; the rotary belt is of an annular structure, the rotary belt is rotatably arranged at the bottom of the working bin, the upper end face of the rotary belt is parallel to the horizontal plane, two ends of the rotary belt are respectively provided with a rotary wheel, the rotary wheels are in transmission fit with the rotary belt, the rotary belt is provided with an inflation groove along the extending direction of the rotary belt, the inflation groove is of an annular structure, and the inflation groove is exposed to the outer side of the rotary belt; the first rotary driver is arranged at the end part of one of the rotary wheels and drives the rotary wheel to rotate; the attachment piece is of an annular structure, is sleeved on the outer side of the rotating belt and covers the inflation groove, the attachment piece and the rotating belt form an inflation cavity, and the upper part of the attachment piece is used for receiving a screen; the cutting device is arranged above the first opening and cuts the screen on the attachment piece; the air pump is arranged on the side wall of the rotating belt and is communicated with the inflation cavity; the discharge groove is arranged on the side wall of the working bin in the extending direction of the rotating belt; the plurality of partition plates are uniformly arranged on the rotating belt along the extending direction of the rotating belt and provide support for the attachment piece; the limiting device is arranged on the working bin and used for limiting the screen to slide.
Preferably, the limiting device comprises a first linear driver, a first pushing plate and a pressure sensing device; four first linear drivers are arranged, the four first linear drivers correspond to the four side walls of the working bin, and the output end of each first linear driver points to the working bin; the first pushing plates are in one-to-one correspondence with the first linear drivers, the first pushing plates are positioned in the working bins, the first pushing plates slide along the axial direction of the output shafts of the corresponding first linear drivers, and the first linear drivers drive the first pushing plates to slide; the pressure sensing device is arranged between the first linear driver and the first pushing plate, the first linear driver pushes the first pushing plate to move through the pressure sensing device, and the pressure sensing device is used for sensing the clamping force of the first pushing plate.
Preferably, the pressure sensing device comprises a second pushing plate, a pushing rod, a limiting ring, a mounting frame, a spring and a pressure sensor; the second pushing plate is fixedly arranged at the output end of the first linear driver; the pushing rod is arranged on the second pushing plate in a penetrating and sliding manner along the axis of the output shaft of the first linear driver; the mounting frame is fixedly arranged at the end part of the pushing rod, which is far away from the second pushing plate, and the first pushing plate is arranged on the mounting frame in a sliding manner along the vertical direction; the limiting ring is fixedly arranged on the pushing rod along the axis of the pushing rod, and a gap is reserved between the limiting ring and the second pushing plate; the spring is arranged in the gap along the axis of the pushing rod, and two ends of the spring are fixedly connected with the second pushing plate and the limiting ring respectively; the pressure sensor is arranged on one side of the second pushing plate, which is close to the spring, and is used for monitoring the pressure of the spring.
Preferably, the limiting device further comprises a lifting device, wherein the lifting device comprises a second rotary driver and a first gear; the second rotary driver is fixedly arranged on the side wall of the mounting frame; the first gear is fixedly arranged at the output end of the second rotary driver, the side wall of the first pushing plate is vertically and uniformly provided with meshing teeth, and the first gear penetrates through the mounting frame to be meshed with the meshing teeth on the first pushing plate.
Preferably, the cutting device comprises a blade, a second linear driver, a sliding table and a supporting frame; the two sliding tables are symmetrically arranged above the shell, and the length directions of the two sliding tables are parallel to each other on the same straight line; the second linear driver is arranged above the sliding table, the output end of the second linear driver is vertically downward, and the second linear driver is used for driving the sliding table to move along the vertical direction; the support frame is arranged on the sliding table, and the sliding table drives the support frame to slide along the length direction of the sliding table; the blade rotates and sets up on the support frame, and one side of blade is provided with the driver, and the driver is used for driving the blade and rotates.
Preferably, the cutting device further comprises a safety device, wherein the safety device comprises a transmission device, a heating coil and a heat sensor; the heating coil is arranged in the partition plate; the thermal sensor is arranged below the attachment, moves synchronously with the blade and is positioned right below the blade; the transmission device is arranged between the supporting frame and the thermal sensor, and the supporting frame drives the thermal sensor to synchronously move through the transmission device after moving.
Preferably, the transmission device comprises a first synchronous wheel, a first synchronous belt, a second synchronous wheel, a second synchronous belt, a transmission rod and a placing plate; the first synchronous wheels are provided with two groups, three first synchronous wheels are arranged in each group, the three first synchronous wheels are distributed in a triangle shape, and the first synchronous wheels are positioned above the shell; the first synchronous belt is sleeved on the first synchronous wheel, the first synchronous wheel is in transmission fit with the first synchronous belt, and the support frame is fixedly connected with the first synchronous belt; the second synchronous wheels are arranged right below the first synchronous wheels, two groups of the second synchronous wheels are arranged, three second synchronous wheels are arranged in each group, and the three second synchronous wheels are distributed in a triangle shape; the second synchronous belt is sleeved on the second synchronous wheel, the second synchronous belt is in transmission fit with the second synchronous wheel, and the thermal sensor is fixedly arranged on the second synchronous belt; the transmission rods are arranged in two, one transmission rod is fixedly arranged on each group of first synchronous wheels, the transmission rods are fixedly arranged on the first synchronous wheels along the axis of the first synchronous wheels, the transmission rods penetrate through the second synchronous wheels, the section of each transmission rod is of a non-circular structure, and the first synchronous wheels drive the second synchronous wheels to rotate through the transmission rods; the placing plate is arranged below the second synchronous wheel and supports the second synchronous wheel.
Preferably, the transmission further comprises a second gear; the second gears are arranged in two, the two second gears are respectively arranged on the two groups of first synchronous wheels, and the two second gears are meshed with each other.
Preferably, the cutting device further comprises a support plate; the backup pad sets up in rotating the area inner ring, and the backup pad level is fixed to be set up on the work bin inner wall, and the backup pad supports the area of rotating.
Preferably, the cutting device further comprises a cleaning member; the cleaning member is arranged right below the attachment member, and the upper side of the cleaning member is always in contact with the right below the attachment member.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the rotating belt, the air sucking pump, the attaching part, the cutting device, the partition plate, the limiting device, the working bin, the discharging groove and the first rotary driver are arranged, after the screen is placed on the attaching part, the partition plate provides supporting force for the screen positioned on the attaching part through the attaching part, the limiting device limits the attaching part, the screen is prevented from sliding in the cutting process of the cutting device, the limiting device has no clamping force on the screen, only has a limiting function, then the cutting device descends, the air sucking pump is started, the air sucking pump sucks air in the air inflation cavity between the rotating belt and the attaching part, the attaching part deforms under the negative pressure effect of the air inflation cavity, the attaching part is adsorbed on the side wall of the air inflation groove of the rotating belt, so that the cutting device can not scratch the attaching part when cutting the screen, after cutting is completed, the screen is adsorbed and rotated by 90 degrees through the adsorbing device positioned on the rotating device, then the screen is cut for the second time, the first rotary driver is started, the first rotary driver drives the rotating belt to rotate, so that chips on the attaching part can not be discharged through the discharging groove when the chips are placed on the attaching part, and the chips can not be affected in time.
Drawings
Fig. 1 is a schematic perspective view of a positioning and cutting device for LED display screen production.
Fig. 2 is a perspective view of a positioning and cutting device for LED display screen production with the housing removed.
Fig. 3 is a schematic perspective view of a positioning and cutting apparatus for LED display screen production with the safety device, housing and cutting device removed.
Fig. 4 is a schematic perspective view of a positioning and cutting apparatus for LED display screen production with the working bin, safety device, housing and cutting device removed.
Fig. 5 is an enlarged schematic view of a portion of the positioning and trimming apparatus of fig. 4 for LED display screen production.
Fig. 6 is a schematic perspective view of an air pump of the positioning and cutting device for producing the LED display screen after sucking the air in the air filling cavity.
Fig. 7 is a perspective view of a positioning and cutting apparatus for LED display screen production with the housing and cutting device removed.
Fig. 8 is an enlarged schematic view of a portion of the positioning and trimming apparatus at B of fig. 7 for LED display screen production.
Fig. 9 is a schematic perspective view of a positional cutting device for LED display production with the attachment, housing and cutting means removed.
Fig. 10 is an enlarged partial schematic view of the positioning and trimming apparatus of fig. 9 at C for LED display screen production.
The reference numerals in the figures are:
1-a housing; 2-a cutting device; 21-rotating the belt; 211-a support plate; 22-attachment; 23-a cutting device; 231-blades; 232-a second linear drive; 233-a slipway; 234-supporting frames; 24-dividing plates; 25-limiting devices; 251-first linear drive; 252-a first pusher plate; 253—pressure sensing means; 2531-a second pusher plate; 2532-push rod; 2533-limiting rings; 2534-a mounting frame; 2535-a spring; 254-lifting means; 2541-a second rotary drive; 2542-a first gear; 26-working bin; 261-discharge tank; 27-a first rotary drive; 28-a safety device; 281-transmission; 2811-a first synchronization wheel; 2812-a first synchronization zone; 2813-a second synchronizing wheel; 2814-a second timing belt; 2815-drive rod; 2816-placing plates; 2817-a second gear; 282-thermal sensor; 29-cleaning piece; 3-screen.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1-3 and 9: a positioning and cutting device for LED display screen production comprises a shell 1, a cutting device 2 and a steering device; the cutting device 2 includes a rotary belt 21, an air pump, an attachment 22, a cutting device 23, a partition plate 24, a limiting device 25, a work bin 26, a discharge groove 261, and a first rotary driver 27; the upper part of the shell 1 is provided with a first opening, the working bin 26 is arranged on the first opening, the working bin 26 is positioned in the shell 1, the upper part of the working bin 26 is provided with a second opening, and the first opening is communicated with the second opening; the rotating belt 21 is of an annular structure, the rotating belt 21 is rotatably arranged at the bottom of the working bin 26, the upper end face of the rotating belt 21 is parallel to the horizontal plane, two ends of the rotating belt 21 are respectively provided with a rotating wheel, the rotating wheels are in transmission fit with the rotating belt 21, the rotating belt 21 is provided with an inflation groove along the extending direction of the rotating belt 21, the inflation groove is of an annular structure, and the inflation groove is exposed to the outer side of the rotating belt 21; the first rotary driver 27 is provided at an end of one of the rotary wheels, and the first rotary driver 27 drives the rotary wheel to rotate; the attachment piece 22 is of an annular structure, the attachment piece 22 is sleeved on the outer side of the rotating belt 21 and covers the air charging groove, the attachment piece 22 and the rotating belt 21 form an air charging cavity, and the upper part of the attachment piece 22 is used for receiving the screen 3; a cutting device 23 is provided above the first opening, the cutting device 23 cutting the screen 3 on the attachment 22; the air pump is arranged on the side wall of the rotary belt 21 and is communicated with the inflation cavity; the discharge groove 261 is formed on the side wall of the working chamber 26 in the extending direction of the rotary belt 21; the plurality of partition plates 24 are provided, the partition plates 24 are uniformly arranged on the rotating belt 21 along the extending direction of the rotating belt 21, and the partition plates 24 provide support for the attachment piece 22; the limiting device 25 is arranged on the working bin 26, and the limiting device 25 is used for limiting the sliding of the screen 3.
The first rotary drive 27 is preferably a servo motor, the lower part of the turning device is provided with a suction device for sucking the screen 3, the suction device sucks the screen 3 to be cut, then moves to the upper part of the working chamber 26 through the turning device, then places the screen 3 in the working chamber 26, so that the screen 3 is accepted by the attachment member 22, the suction device breaks away from the suction of the screen 3, after placing the screen 3 on the attachment member 22, the partition plate 24 provides a supporting force for the screen 3 on the attachment member 22 through the attachment member 22, the limiting device 25 limits the attachment member 22, the screen 3 is prevented from sliding during the cutting process of the cutting device 23, notably, the limiting device 25 has no clamping force for the screen 3, only the limiting function, then the cutting device 23 descends, and the suction pump is started, the suction pump pumps out the gas in the inflation cavity between the rotary belt 21 and the attachment piece 22, the attachment piece 22 deforms under the negative pressure of the inflation cavity, the attachment piece 22 is adsorbed on the side wall of the inflation groove of the rotary belt 21, the cutting device 23 can not scratch the attachment piece 22 when cutting the screen 3, after cutting is completed, the screen 3 is adsorbed and rotated by 90 degrees by the adsorption device positioned on the steering device and then is placed into the working bin 26 again, the cutting device 23 can complete secondary cutting of the screen 3, then the first rotary driver 27 is started, the first rotary driver 27 drives the rotary belt 21 to rotate, chips positioned on the attachment piece 22 are discharged through the discharge groove 261, so that the chips can not be accumulated on the attachment piece 22, the chips during cutting can be discharged in time, and the placement position of the screen 3 to be cut can not be influenced.
Referring to fig. 2-4: the limiting device 25 includes a first linear driver 251, a first push plate 252, and a pressure sensing device 253; the first linear drivers 251 are provided with four, the four first linear drivers 251 correspond to the four side walls of the working chamber 26, and the output ends of the first linear drivers 251 point to the working chamber 26; the first pushing plates 252 are in one-to-one correspondence with the first linear drivers 251, the first pushing plates 252 are located in the working bin 26, the first pushing plates 252 slide along the axial direction of the output shafts of the corresponding first linear drivers 251, and the first linear drivers 251 drive the first pushing plates 252 to slide; the pressure sensing device 253 is disposed between the first linear driver 251 and the first pushing plate 252, the first linear driver 251 pushes the first pushing plate 252 to move through the pressure sensing device 253, and the pressure sensing device 253 is used for sensing the clamping force at the first pushing plate 252.
The first linear drivers 251 are preferably linear cylinders, the first linear drivers 251 are provided with four first linear drivers 251, four first linear drivers 251 clamp four sides of the screen 3 respectively through corresponding first pushing plates 252, the pressure sensing device 253 is used for sensing clamping force of the first pushing plates 252 on the screen 3, when the fact that the clamping force exists at the first pushing plates 252 is monitored, the output ends of the first linear drivers 251 corresponding to the first pushing plates 252 retract, and therefore the pressure at the first pushing plates 252 is reduced, the purpose that the first pushing plates 252 only limit the screen 3 and not clamp the screen 3 is achieved, and the situation that the screen 3 is broken due to overlarge clamping force is prevented.
Referring to fig. 3 and 4: the pressure sensing device 253 includes a second push plate 2531, a push rod 2532, a stop collar 2533, a mounting bracket 2534, a spring 2535 and a pressure sensor; the second pushing plate 2531 is fixedly arranged on the output end of the first linear driver 251; the pushing rod 2532 is arranged on the second pushing plate 2531 in a penetrating and sliding manner along the axis of the output shaft of the first linear driver 251; the mounting frame 2534 is fixedly arranged at the end part of the pushing rod 2532 far away from the second pushing plate 2531, and the first pushing plate 252 is arranged on the mounting frame 2534 in a sliding manner along the vertical direction; the limiting ring 2533 is fixedly arranged on the pushing rod 2532 along the axis of the pushing rod 2532, and a gap exists between the limiting ring 2533 and the second pushing plate 2531; the spring 2535 is arranged in the gap along the axis of the pushing rod 2532, and two ends of the spring 2535 are fixedly connected with the second pushing plate 2531 and the limiting ring 2533 respectively; a pressure sensor is provided on a side of the second push plate 2531 adjacent to the spring 2535, the pressure sensor being used to monitor the pressure of the spring 2535.
When the screen 3 is clamped, the first linear driver 251 pushes the second push plate 2531 to move, the second push plate 2531 drives the limiting ring 2533 to move through the spring 2535, the limiting ring 2533 is fixedly arranged on the push rod 2532, the limiting ring 2533 drives the push rod 2532 to synchronously move, the push rod 2532 and the second push plate 2531 are relatively static, when the push rod 2532 moves, the mounting frame 2534 fixedly arranged on the push rod 2532 also synchronously moves, so that the first push plate 252 arranged on the mounting frame 2534 is also contacted with the side wall of the screen 3, after the first push plate 252 is contacted with the side wall of the screen 3, the screen 3 generates a reaction force on the first push plate 252, the spring 2535 is gradually compressed, the push rod 2532 and the second push plate 2531 relatively slide, the elasticity of the spring 2535 is monitored by the pressure sensor on the second push plate 2531, the pressure sensor 251 can judge that the first push plate 252 is relatively static, the pressure at the position, the first push plate 252 is required to be directly retracted, the pressure sensor 252 is required to be directly retracted to the first linear driver, and the pressure sensor 252 is not required to be directly retracted to the screen 3, and the pressure sensor is required to be directly retracted to the pressure sensor 252 when the pressure sensor is required to be directly retracted to the pressure 3.
Referring to fig. 4 and 5: the stop 25 further comprises a lifting device 254, the lifting device 254 comprising a second rotary drive 2541 and a first gear 2542; the second rotary driver 2541 is fixedly disposed on a side wall of the mounting frame 2534; the first gear 2542 is fixedly arranged at the output end of the second rotary driver 2541, the side wall of the first pushing plate 252 is vertically and uniformly provided with meshing teeth, and the first gear 2542 penetrates through the mounting frame 2534 to be meshed with the meshing teeth on the first pushing plate 252.
The second rotary driver 2541 is preferably a servo motor, after the machining is completed, the first rotary driver 27 drives the rotary belt 21 to rotate through the rotary wheel, so that the scraps and scraps on the rotary belt 21 are discharged, the scraps on the rotary belt 21 are discharged, and the scraps are larger in size, so that the first pushing plate 252 is required to be lifted, the first pushing plate 252 is ensured not to form obstruction to the scraps, when the first pushing plate 252 is required to be lifted, the second rotary driver 2541 is started, the second rotary driver 2541 drives the first pushing plate 252 to ascend through the first gear 2542, and therefore, when the first rotary driver 27 drives the rotary belt 21 to rotate, the scraps on the rotary belt 21 can pass through the first pushing plate 252 and are discharged from the discharge groove 261.
Referring to fig. 1 and 2: the cutting device 23 comprises a blade 231, a second linear driver 232, a sliding table 233 and a supporting frame 234; the two sliding tables 233 are arranged, the sliding tables 233 are electric sliding tables, the two sliding tables 233 are symmetrically arranged above the shell 1, and the length directions of the two sliding tables 233 are parallel to each other on the same straight line; the second linear driver 232 is arranged above the sliding table 233, the output end of the second linear driver 232 is vertically downward, and the second linear driver 232 is used for driving the sliding table 233 to move along the vertical direction; the support frame 234 is arranged on the sliding table 233, and the sliding table 233 drives the support frame 234 to slide along the length direction of the sliding table 233; the blade 231 is rotatably disposed on the support frame 234, and a driver is disposed at one side of the blade 231 for driving the blade 231 to rotate.
The second linear driver 232 is preferably a linear cylinder, and drives the supporting frames 234 to the designated positions through the sliding tables 233 before cutting, and since one supporting frame 234 is arranged on each sliding table 233 and a blade 231 is arranged on each supporting frame 234, the distance between the two supporting frames 234 can be adjusted through adjusting the distance between the two supporting frames 234 by the sliding tables 233, and the size of the cut screen 3 is determined.
Referring to fig. 2, 7 and 10: the cutting device 2 further comprises a safety device 28, the safety device 28 comprising a transmission device 281, a heating coil and a thermal sensor 282; the heating coil is disposed inside the partition plate 24; the thermal sensor 282 is disposed under the attachment 22, the thermal sensor 282 moves in synchronization with the blade 231, and the thermal sensor 282 is located directly under the blade 231; the transmission device 281 is arranged between the supporting frame 234 and the thermal sensor 282, and the thermal sensor 282 is driven to synchronously move by the transmission device 281 after the supporting frame 234 moves.
Since the partition plate 24 is arranged on the rotating belt 21, in order to prevent the blade 231 from cutting the partition plate 24 when cutting, a heating coil is arranged in the partition plate 24, and since the heat sensor 282 is positioned under the blade 231 and the heat sensor 282 can be driven to move by the transmission device 281 when the supporting frame 234 moves, the position where the heat sensor 282 moves is the position where the blade 231 is about to cut the screen 3, and if the heat sensor 282 monitors the heat emitted by the heating coil in the partition plate 24 at this time, the first rotating driver 27 drives the rotating belt 21 to rotate, so that the blade 231 avoids the position of the partition plate 24.
Referring to fig. 7-10: the transmission 281 comprises a first synchronous pulley 2811, a first synchronous belt 2812, a second synchronous pulley 2813, a second synchronous belt 2814, a transmission rod 2815 and a placing plate 2816; the first synchronous wheels 2811 are provided with two groups, three first synchronous wheels 2811 are arranged in each group, the three first synchronous wheels 2811 are distributed in a triangle shape, and the first synchronous wheels 2811 are positioned above the shell 1; first synchronous belt 2812 is sleeved on first synchronous wheel 2811, first synchronous wheel 2811 is in transmission fit with first synchronous belt 2812, and support frame 234 is fixedly connected with first synchronous belt 2812; the second synchronizing wheels 2813 are positioned right below the first synchronizing wheels 2811, two groups of the second synchronizing wheels 2813 are arranged, three second synchronizing wheels 2813 are arranged in each group, and the three second synchronizing wheels 2813 are distributed in a triangle shape; the second synchronous belt 2814 is sleeved on the second synchronous wheel 2813, the second synchronous belt 2814 is in transmission fit with the second synchronous wheel 2813, and the thermal sensor 282 is fixedly arranged on the second synchronous belt 2814; the two transmission rods 2815 are arranged, one transmission rod 2815 is fixedly arranged on each group of first synchronizing wheels 2811, the transmission rods 2815 are fixedly arranged on the first synchronizing wheels 2811 along the axis of the first synchronizing wheels 2811, the transmission rods 2815 penetrate through the second synchronizing wheels 2813, the section of each transmission rod 2815 is of a non-circular structure, and the first synchronizing wheels 2811 drive the second synchronizing wheels 2813 to rotate through the transmission rods 2815; a placement plate 2816 is provided below the second synchronizing wheel 2813, the placement plate 2816 supporting the second synchronizing wheel 2813.
When the support frame 234 is driven to slide by the sliding table 233, the first synchronous pulley 2812 drives the first synchronous pulley 2811 to rotate, the first synchronous pulley 2811 drives the second synchronous pulley 2813 to rotate through the transmission rod 2815, and as the second synchronous pulley 2813 and the second synchronous pulley 2814 are in transmission fit, the thermal sensor 282 fixedly arranged on the second synchronous pulley 2814 is driven to synchronously move, and when the sliding table 233 is lifted by the sliding fit of the transmission rod 2815 and the second synchronous pulley 2813, the first synchronous pulley 2811 is synchronously lifted along with the sliding table 233, and when the first synchronous pulley 2811 is lifted, the transmission rod 2815 still has a transmission function.
Referring to fig. 8: the transmission 281 also includes a second gear 2817; the second gears 2817 are provided in two, the two second gears 2817 are provided on the two sets of first synchronizing wheels 2811, and the two second gears 2817 are meshed with each other.
The two first synchronous wheels 2811 can synchronously rotate by arranging two second gears 2817.
Referring to fig. 9: the cutting device 2 further comprises a support plate 211; the supporting plate 211 is arranged in the inner ring of the rotating belt 21, the supporting plate 211 is horizontally and fixedly arranged on the inner wall of the working bin 26, and the supporting plate 211 supports the rotating belt 21.
Since the cutting device 23 is required to cut the screen 3 on the attachment member 22, and the attachment member 22 and the rotating belt 21 cannot provide sufficient supporting force when being pressed by external force, the supporting plate 211 is required to be arranged in the inner ring of the rotating belt 21, so that the supporting plate 211 can support the rotating belt 21, and the cutting device 23 can cut the screen 3.
Referring to fig. 2: the cutting device 2 further comprises a cleaning member 29; the cleaning member 29 is disposed directly below the attaching member 22, and the upper side of the cleaning member 29 is always in contact with the directly below the attaching member 22.
When the first rotary driver 27 drives the rotary belt 21 to rotate, the chips on the rotary belt 21 are discharged through the discharge groove 261, but it cannot be guaranteed that all the chips automatically fall off the attachment member 22, and at this time, the attachment member 22 needs to be cleaned, and because the cleaning member 29 is always contacted with the lower part of the attachment member 22, when the rotary belt 21 rotates past the cleaning member 29, the attachment member 22 rubs with the cleaning member 29, and the chips attached to the attachment member 22 are cleaned by the cleaning member 29.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.

Claims (5)

1. A positioning and cutting device for LED display screen production comprises a shell (1), a cutting device (2) and a steering device;
the cutting device (2) is characterized by comprising a rotating belt (21), an air suction pump, an attachment piece (22), a cutting device (23), a partition plate (24), a limiting device (25), a working bin (26), a discharge groove (261) and a first rotary driver (27);
the upper part of the shell (1) is provided with a first opening, the working bin (26) is arranged on the first opening, the working bin (26) is positioned in the shell (1), the upper part of the working bin (26) is provided with a second opening, and the first opening is communicated with the second opening;
the rotary belt (21) is of an annular structure, the rotary belt (21) is rotatably arranged at the bottom of the working bin (26), the upper end face of the rotary belt (21) is parallel to the horizontal plane, two ends of the rotary belt (21) are respectively provided with a rotary wheel, the rotary wheels are in transmission fit with the rotary belt (21), the rotary belt (21) is provided with an inflation groove along the extending direction of the rotary belt (21), the inflation groove is of an annular structure, and the inflation groove is exposed to the outer side of the rotary belt (21);
the first rotary driver (27) is arranged at the end part of one of the rotary wheels, and the first rotary driver (27) drives the rotary wheels to rotate;
the attachment piece (22) is of an annular structure, the attachment piece (22) is sleeved on the outer side of the rotating belt (21) and covers the inflation groove, the attachment piece (22) and the rotating belt (21) form an inflation cavity, and the upper part of the attachment piece (22) is used for receiving the screen (3);
the cutting device (23) is arranged above the first opening, and the cutting device (23) cuts the screen (3) on the attachment piece (22);
the air pump is arranged on the side wall of the rotating belt (21) and is communicated with the inflation cavity;
the discharge groove (261) is arranged on the side wall of the working bin (26) in the extending direction of the rotating belt (21);
the plurality of the partition plates (24) are arranged, the partition plates (24) are uniformly arranged on the rotating belt (21) along the extending direction of the rotating belt (21), and the partition plates (24) provide support for the attachment piece (22);
the limiting device (25) is arranged on the working bin (26), and the limiting device (25) is used for limiting the sliding of the screen (3);
the cutting device (2) further comprises a safety device (28), wherein the safety device (28) comprises a transmission device (281), a heating coil and a heat sensor (282);
the heating coil is arranged inside the separation plate (24);
a thermal sensor (282) is arranged below the attachment (22), the thermal sensor (282) moves synchronously with the blade (231), and the thermal sensor (282) is positioned right below the blade (231);
the transmission device (281) is arranged between the support frame (234) and the thermal sensor (282), and the thermal sensor (282) is driven to synchronously move by the transmission device (281) after the support frame (234) moves;
the cutting device (2) also comprises a supporting plate (211);
the supporting plate (211) is arranged in the inner ring of the rotating belt (21), the supporting plate (211) is horizontally and fixedly arranged on the inner wall of the working bin (26), and the supporting plate (211) supports the rotating belt (21);
the cutting device (2) also comprises a cleaning piece (29);
the cleaning piece (29) is arranged right below the attachment piece (22), and the upper side of the cleaning piece (29) is always contacted with the right below the attachment piece (22);
the cutting device (23) comprises a blade (231), a second linear driver (232), a sliding table (233) and a supporting frame (234);
the two sliding tables (233) are symmetrically arranged above the shell (1), and the length directions of the two sliding tables (233) are parallel to each other on the same straight line;
the second linear driver (232) is arranged above the sliding table (233), the output end of the second linear driver (232) is vertically downward, and the second linear driver (232) is used for driving the sliding table (233) to move along the vertical direction;
the support frame (234) is arranged on the sliding table (233), and the sliding table (233) drives the support frame (234) to slide along the length direction of the sliding table (233);
the blade (231) is rotatably arranged on the supporting frame (234), and a driver is arranged on one side of the blade (231) and used for driving the blade (231) to rotate;
the limiting device (25) comprises a first linear driver (251), a first pushing plate (252) and a pressure sensing device (253);
four first linear drivers (251) are arranged, the four first linear drivers (251) correspond to four side walls of the working bin (26), and the output end of each first linear driver (251) points to the working bin (26);
the first pushing plates (252) are in one-to-one correspondence with the first linear drivers (251), the first pushing plates (252) are positioned in the working bin (26), the first pushing plates (252) slide along the axis direction of the output shafts of the corresponding first linear drivers (251), and the first linear drivers (251) drive the first pushing plates (252) to slide;
the pressure sensing device (253) is arranged between the first linear driver (251) and the first pushing plate (252), the first linear driver (251) pushes the first pushing plate (252) to move through the pressure sensing device (253), and the pressure sensing device (253) is used for sensing clamping force at the first pushing plate (252).
2. The positioning and cutting device for LED display production of claim 1, wherein the pressure sensing device (253) comprises a second pushing plate (2531), a pushing rod (2532), a limiting ring (2533), a mounting frame (2534), a spring (2535) and a pressure sensor;
the second pushing plate (2531) is fixedly arranged on the output end of the first linear driver (251);
the pushing rod (2532) is arranged on the second pushing plate (2531) in a penetrating and sliding manner along the axis of the output shaft of the first linear driver (251);
the mounting frame (2534) is fixedly arranged at the end part of the pushing rod (2532) far away from the second pushing plate (2531), and the first pushing plate (252) is arranged on the mounting frame (2534) in a sliding manner along the vertical direction;
the limiting ring (2533) is fixedly arranged on the pushing rod (2532) along the axis of the pushing rod (2532), and a gap is reserved between the limiting ring (2533) and the second pushing plate (2531);
the spring (2535) is arranged in the gap along the axis of the pushing rod (2532), and two ends of the spring (2535) are fixedly connected with the second pushing plate (2531) and the limiting ring (2533) respectively;
the pressure sensor is arranged on one side of the second pushing plate (2531) close to the spring (2535), and the pressure sensor is used for monitoring the pressure of the spring (2535).
3. The positioning and cutting device for LED display screen production according to claim 2, characterized in that the limiting device (25) further comprises a lifting device (254), the lifting device (254) comprising a second rotary drive (2541) and a first gear (2542);
the second rotary driver (2541) is fixedly arranged on the side wall of the mounting frame (2534);
the first gear (2542) is fixedly arranged at the output end of the second rotary driver (2541), the side wall of the first pushing plate (252) is vertically and uniformly provided with meshing teeth, and the first gear (2542) penetrates through the mounting frame (2534) to be meshed with the meshing teeth on the first pushing plate (252).
4. The positioning and cutting device for LED display production of claim 1, wherein the transmission means (281) comprises a first synchronous wheel (2811), a first synchronous belt (2812), a second synchronous wheel (2813), a second synchronous belt (2814), a transmission rod (2815) and a placing plate (2816);
the first synchronous wheels (2811) are provided with two groups, each group is internally provided with three first synchronous wheels (2811), the three first synchronous wheels (2811) are distributed in a triangle shape, and the first synchronous wheels (2811) are positioned above the shell (1);
the first synchronous belt (2812) is sleeved on the first synchronous wheel (2811), the first synchronous wheel (2811) is in transmission fit with the first synchronous belt (2812), and the support frame (234) is fixedly connected with the first synchronous belt (2812);
the second synchronous wheels (2813) are positioned right below the first synchronous wheels (2811), two groups of the second synchronous wheels (2813) are arranged, three second synchronous wheels (2813) are arranged in each group, and the three second synchronous wheels (2813) are distributed in a triangle shape;
the second synchronous belt (2814) is sleeved on the second synchronous wheel (2813), the second synchronous belt (2814) is in transmission fit with the second synchronous wheel (2813), and the thermal sensor (282) is fixedly arranged on the second synchronous belt (2814);
the two transmission rods (2815) are arranged, each group of first synchronous wheels (2811) is fixedly provided with one transmission rod (2815), the transmission rods (2815) are fixedly arranged on the first synchronous wheels (2811) along the axis of the first synchronous wheels (2811), the transmission rods (2815) penetrate through the second synchronous wheels (2813), the section of each transmission rod (2815) is of a non-circular structure, and the first synchronous wheels (2811) drive the second synchronous wheels (2813) to rotate through the transmission rods (2815);
the placement plate (2816) is arranged below the second synchronizing wheel (2813), and the placement plate (2816) supports the second synchronizing wheel (2813).
5. The positioning and trimming device for LED display screen production according to claim 4, wherein the transmission means (281) further comprises a second gear (2817);
two second gears (2817) are arranged, the two second gears (2817) are respectively arranged on the two groups of first synchronous wheels (2811), and the two second gears (2817) are meshed with each other.
CN202311413041.9A 2023-10-30 2023-10-30 Positioning and cutting equipment for LED display screen production Active CN117140615B (en)

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CN202311413041.9A CN117140615B (en) 2023-10-30 2023-10-30 Positioning and cutting equipment for LED display screen production

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CN217454222U (en) * 2022-06-17 2022-09-20 厦门弘汉光电科技有限公司 Shaping and cutting device for processing soft board miniLED backlight source
CN115781810A (en) * 2023-01-31 2023-03-14 江苏烨弘智能科技有限公司 Noise-isolating portable punching and cutting integrated machine for LED display
CN115784590A (en) * 2022-11-29 2023-03-14 惠州市迈锐光电有限公司 Positioning and cutting device for processing LED display screen

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WO2010027520A1 (en) * 2008-09-05 2010-03-11 Kern International, Inc. Apparatus for guiding and cutting web products and related methods
JP2015134401A (en) * 2013-12-19 2015-07-27 株式会社セーコウ sheet trimming device
DE102017125878A1 (en) * 2017-11-06 2018-01-11 Intrama Invest Eood Loading device for a cutting and packaging installation for cutting and packaging food, as well as a cutting and packaging installation with such a loading device
CN208667475U (en) * 2018-07-10 2019-03-29 周永强 A kind of glass-cutting Slag treatment device
JP2021030425A (en) * 2019-08-27 2021-03-01 童浩 Construction wire cutter
CN114161147A (en) * 2022-01-17 2022-03-11 东莞市金柯电子科技有限公司 Automatic equipment in knob potentiometre duplex position
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CN115784590A (en) * 2022-11-29 2023-03-14 惠州市迈锐光电有限公司 Positioning and cutting device for processing LED display screen
CN115781810A (en) * 2023-01-31 2023-03-14 江苏烨弘智能科技有限公司 Noise-isolating portable punching and cutting integrated machine for LED display

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