CN112171764B - Cutting device is used in processing of LED screen - Google Patents

Cutting device is used in processing of LED screen Download PDF

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Publication number
CN112171764B
CN112171764B CN202011120384.2A CN202011120384A CN112171764B CN 112171764 B CN112171764 B CN 112171764B CN 202011120384 A CN202011120384 A CN 202011120384A CN 112171764 B CN112171764 B CN 112171764B
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China
Prior art keywords
fixedly arranged
block
led screen
sliding
rod
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CN202011120384.2A
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Chinese (zh)
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CN112171764A (en
Inventor
赵建军
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Shanghai Yichen Information Technology Co ltd
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Shanghai Yichen Information Technology Co ltd
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Priority to CN202011120384.2A priority Critical patent/CN112171764B/en
Publication of CN112171764A publication Critical patent/CN112171764A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/18Means for removing cut-out material or waste
    • B26D7/1845Means for removing cut-out material or waste by non mechanical means
    • B26D7/1863Means for removing cut-out material or waste by non mechanical means by suction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00Cutting 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
    • B26D1/01Cutting 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
    • B26D1/12Cutting 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
    • B26D1/14Cutting 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
    • B26D1/157Cutting 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 rotating about a movable axis
    • B26D1/18Cutting 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 rotating about a movable axis mounted on a movable carriage
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08Means for actuating the cutting member to effect the cut
    • B26D5/086Electric, magnetic, piezoelectric, electro-magnetic means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01Means for holding or positioning work
    • B26D7/02Means for holding or positioning work with clamping means
    • B26D7/025Means for holding or positioning work with clamping means acting upon planar surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/22Safety devices specially adapted for cutting machines

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention discloses a cutting device for processing an LED screen, which relates to the technical field of LED screen processing, and comprises a bottom plate, wherein a vertical plate is detachably and fixedly arranged on one side of the top of the bottom plate, a first sliding groove is longitudinally formed in the inner side of the vertical plate, a sliding block is arranged in the first sliding groove in a sliding manner, a hydraulic cylinder is fixedly arranged at the top in the first sliding groove, the top end of the hydraulic cylinder is fixedly connected with the sliding block, a transverse plate is fixedly arranged on the inner side of the sliding block, a long plate is fixedly arranged at the bottom of the transverse plate, a second mounting block is fixedly arranged at the bottom of the long plate, a support rod is fixedly arranged at the bottom of the second mounting block, a cutter is fixedly arranged at the bottom end of the support rod, and protective mechanisms are respectively and fixedly arranged on two sides of the support rod, the human eyes are easy to enter, and the injury is caused to the workers.

Description

Cutting device is used in processing of LED screen
Technical Field
The invention relates to the technical field of LED screen processing, in particular to a cutting device for LED screen processing.
Background
An LED screen is a new type of imaging electronics made with light emitting diodes arranged in sequence. Due to its high brightness, wide viewing angle, long service life, etc., it is widely used in products such as outdoor advertisement screens.
The LED screen needs to be cut during processing, the conventional cutting device is not provided with a protection mechanism, sparks or trivial scraps generated when the cutting device cuts the LED screen splash everywhere, the sparks or trivial scraps are easy to enter human eyes to cause injury to workers, and the unprocessed area of the LED screen is easy to scratch, so that the screen is scratched, and the use is influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a cutting device for processing an LED screen, which has the following specific technical scheme:
a cutting device for processing an LED screen comprises a bottom plate, wherein a vertical plate is detachably and fixedly arranged on one side of the top of the bottom plate, a first sliding groove is longitudinally formed in the inner side of the vertical plate, a sliding block is arranged in the first sliding groove in a sliding mode, a hydraulic cylinder is fixedly arranged at the top in the first sliding groove, the top end of the hydraulic cylinder is fixedly connected with the sliding block, a transverse plate is fixedly arranged on the inner side of the sliding block, a long plate is fixedly arranged at the bottom of the transverse plate, a second mounting block is fixedly arranged at the bottom of the long plate, a supporting rod is fixedly arranged at the bottom of the second mounting block, cutters are fixedly arranged at the bottom end of the supporting rod, and protection mechanisms are fixedly arranged on two sides of the supporting rod respectively;
the protection mechanism comprises a support block, a fixed rod is fixedly arranged at the bottom of the support block, a first groove is longitudinally formed in the bottom of the fixed rod, a movable rod is movably arranged in the first groove, a telescopic rod is fixedly arranged at the top in the first groove, the bottom end of the telescopic rod is fixedly connected with the movable rod, a compression spring is sleeved on the telescopic rod, a through hole is formed in the lower end of the movable rod, a support column is movably arranged in the through hole in a penetrating manner, a protection cover is fixedly arranged in the support column, a first tightening screw rod is arranged at the bottom of the support column and is in threaded fit with the support column, the support column is supported and fixed by screwing the first tightening screw rod, a dust collector is arranged on the inner side of the protection cover, a collection box is fixedly arranged on the outer side of the protection cover, and the collection box is connected with the dust collector through a collection pipe;
the positioning mechanism is fixedly arranged on the top of the bottom plate and used for fixing the position of the LED screen, the positioning mechanism comprises a square block, the square block is fixedly arranged on the top of the bottom plate, a placing groove is formed in the top of the square block and used for placing the LED screen, mounting grooves are respectively formed in four sides inside the placing groove, a movable block is arranged in each mounting groove in a sliding mode, second tightening screws are respectively arranged on four sides outside the square block and are in threaded fit with the square block, and the second tightening screws are fixedly connected with the movable blocks;
an annular cavity is arranged above the square block, air ports which are symmetrically arranged in the circumferential direction are formed in the inner side of the annular cavity, an air inlet hole is formed in the outer side of the annular cavity, and the air inlet hole is connected with a pressurized cold air duct.
Preferably, the riser bottom mounting is provided with a first installation piece, first installation piece top one side is provided with the screw, first installation piece is through screwing the fix with screw on the bottom plate.
Preferably, two sides of the upper end of the movable rod are respectively and fixedly provided with a second sliding block, the two second sliding blocks are respectively arranged in the two second sliding grooves, the second sliding blocks are in sliding fit with the second sliding grooves, and the two second sliding grooves are respectively and longitudinally arranged on two sides in the first groove.
Preferably, the cutter comprises a positioning block, the positioning block is fixedly arranged at the bottom of the supporting rod, a motor box is fixedly arranged on one side of the positioning block, a motor is fixedly arranged in the motor box, and the output end of the motor penetrates through the positioning block and is fixedly connected with the cutting wheel through a straight rod.
Preferably, the top and the bottom of the motor box are respectively provided with a heat dissipation hole, and a dust screen is arranged in the heat dissipation hole.
Preferably, the inner side of the cutting wheel is fixedly provided with a rotating rod at an equal angle, one end of the rotating rod, which is far away from the cutting wheel, is slidably arranged in an annular groove, and the annular groove is formed in the outer side of the positioning block.
Preferably, four corners of the bottom surface of the bottom plate are respectively and fixedly provided with supporting legs.
Preferably, the tuyere is obliquely and upwardly opened.
Compared with the prior art, the invention has the beneficial effects that:
1. through the structures of the protective cover, the dust collector, the support and the like, sparks or trivial details generated in the cutting process of the cutter are covered by the protective cover, the dust collector can absorb the trivial details generated at the same time, the position of the support is adjusted leftwards and rightwards according to the cutting requirement, and then the protective cover is adjusted to a proper position, so that the cutting device can adapt to the cutting of LED screens with different specifications, and the problem that the sparks or trivial details generated in the cutting process of the LED screens are splashed everywhere by the existing cutting device due to the fact that a protection mechanism is not arranged and easily enter human eyes to injure workers is solved;
2. the heat dissipation of the motor is facilitated through the arranged heat dissipation holes, and the arranged dust screen prevents external dust from entering the heat dissipation holes to influence the normal work of the motor;
3. through the arrangement of the arrangement groove, the movable blocks, the second elastic screw and other structures, the LED screen is arranged in the arrangement groove, the second elastic screw is screwed inwards to drive the movable blocks to move inwards, the four movable blocks clamp and fix the LED screen, the LED screens with different specifications can be fixed, and the LED screen is convenient to fix;
4. the wind that comes out through the wind gap of circumference symmetrical arrangement forms the vortex, and the last glass bits that produce in the cutting process upwards gets into the dust catcher smoothly under the convection action in, avoids the last fish tail of bits to process the region, influences the use of LED screen, simultaneously, because the cold air that blows out cools off the cutting tool, avoids cutter or grinding apparatus to produce the heat and makes the LED screen warp in the cutting process, influences cutting accuracy.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of a cutting device for processing an LED screen according to the present invention;
FIG. 2 is a front view of a cutting device for processing an LED screen according to the present invention;
fig. 3 is a cross-sectional view of a cutting device for processing an LED screen according to the present invention;
fig. 4 is an enlarged schematic view of a part a of the cutting device for processing an LED screen according to the present invention;
FIG. 5 is a left side sectional view of a positioning block in the cutting device for processing the LED screen, which is provided by the invention;
fig. 6 is a top cross-sectional view of a square block in the cutting device for processing an LED panel according to the present invention;
FIG. 7 is a schematic view of an installation of an annular cavity in the cutting device for processing the LED screen according to the present invention;
fig. 8 is a middle sectional view of an annular cavity of a cutting device for processing an LED screen according to the present invention.
In the figure: 1-vertical plate, 2-first chute, 3-sliding block, 4-hydraulic cylinder, 5-screw, 6-first mounting block, 7-bottom plate, 8-supporting leg, 9-transverse plate, 10-compression spring, 11-placing groove, 12-annular cavity, 13-first groove, 14-telescopic rod, 15-long plate, 16-second mounting block, 17-supporting block, 18-cutting wheel, 19-supporting rod, 20-fixing rod, 21-second chute, 22-second sliding block, 23-movable rod, 24-supporting column, 25-through hole, 26-first loose and tight screw rod, 27-protective cover, 28-dust collector, 29-collecting box, 30-positioning block, 31-motor box, 32-motor, 33-heat dissipation holes, 34-dust screens, 35-straight rods, 36-rotating rods, 37-annular grooves, 38-second tightening screws, 39-square blocks, 40-mounting grooves, 41-movable blocks, 42-air ports and 43-air inlet holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a cutting device for processing an LED screen comprises a bottom plate 7, a vertical plate 1 is detachably and fixedly arranged on one side of the top of the bottom plate 7, a first chute 2 is longitudinally arranged on the inner side of the vertical plate 1, a slide block 3 is slidably arranged in the first chute 2, a hydraulic cylinder 4 is fixedly arranged on the top of the first chute 2, the top end of the hydraulic cylinder 4 is fixedly connected with the slide block 3, a transverse plate 9 is fixedly arranged on the inner side of the slide block 3, a long plate 15 is fixedly arranged on the bottom of the transverse plate 9, a second mounting block 16 is fixedly arranged on the bottom of the long plate 15, a support rod 19 is fixedly arranged on the bottom of the second mounting block 16, a cutter is fixedly arranged on the bottom end of the support rod 19, protection mechanisms are respectively and fixedly arranged on two sides of the support rod 19, a fixed rod 20 is fixedly arranged on the bottom of the support block 17, a first groove 13 is longitudinally arranged on the bottom of the fixed rod 20, a movable rod 23 is movably arranged in the first groove 13, fixed telescopic link 14 that is provided with in top in first recess 13, 14 bottom and the movable rod 23 fixed connection of telescopic link, the cover is equipped with compression spring 10 on the telescopic link 14, through-hole 25 has been seted up to movable rod 23 lower extreme, pillar 24 is worn to be equipped with by the activity in the through-hole 25, pillar 24 internal fixation is provided with protection casing 27, pillar 24 bottom is provided with first elasticity screw rod 26, first elasticity screw rod 26 and pillar 24 screw-thread fit, pillar 24 supports fixedly through screwing first elasticity screw rod 26, dust catcher 28 is installed to protection casing 27 inboard, the fixed collecting box 29 that is provided with in the protection casing 27 outside, collecting box 29 passes through the collecting pipe and is connected with dust catcher 28, 1 bottom mounting in riser is provided with first installation piece 6, 6 top one side in first installation piece is provided with screw 5, first installation piece 6 is through screwing screw 5 and fixing on bottom plate 7.
The extension of the hydraulic cylinder 4 is started through the structures of the protective cover 27, the dust collector 28, the support column 24 and the like, the hydraulic cylinder 4 drives the sliding block 3 to move up and down, the sliding block 3 drives the cutter to move down, the cutter carries out cutting treatment on the LED screen, sparks or trivial details generated in the cutting process of the cutter are covered by the protective cover 27, meanwhile, the dust collector 28 can absorb the generated trivial details, the position of the support column 24 is adjusted leftwards and rightwards according to the cutting requirement, the first loose screw rod 26 is screwed to abut against the fixed support column 24, and the protective cover 27 is adjusted to a proper position, so that the cutting device can adapt to the cutting of the LED screens with different specifications, and the problem that the existing cutting device is not provided with a protective mechanism, sparks or trivial details generated when the cutting device cuts the LED screen are splashed all around and easily enter human eyes to cause injury is solved;
the fixed positioning mechanism that is provided with in bottom plate 7 top, positioning mechanism is used for the position of fixed LED screen, positioning mechanism includes square 39, square 39 is fixed to be set up at bottom plate 7 top, standing groove 11 has been seted up at square 39 top, the LED screen has been placed in the standing groove 11, mounting groove 40 has been seted up respectively to four sides inside the standing groove 11, it is provided with movable block 41 all to slide in every mounting groove 40, square 39 outside four sides are provided with second elasticity screw rod 38 respectively, second elasticity screw rod 38 and square 39 screw-thread fit, second elasticity screw rod 38 and movable block 41 fixed connection.
Through the standing groove 11, the movable block 41 and the second elastic screw 38 isotructure that set up, place the LED screen at standing groove 11, inwards screw second elastic screw 38, and second elastic screw 38 drives the inward movement of movable block 41, and four movable blocks 41 are fixed with the LED screen centre gripping, can fix the LED screen of different specifications, and the LED screen is fixed convenient.
The annular cavity 12 is arranged above the square block 39, air ports 42 which are circumferentially and symmetrically arranged are formed in the inner side of the annular cavity 12, air inlet holes 43 are formed in the outer side of the annular cavity 12, the air inlet holes 43 are connected with a supercharged cold air duct, the supercharged air duct can be connected with an air cooler or an air conditioner compressor, and can also be connected with a nitrogen tank of a pressure regulating device, cold air enters the annular cavity 12 through the air inlet holes 43 and then is discharged through the air ports 42, wind coming out of the circumferentially and symmetrically arranged air ports 42 forms a vortex, the vortex is similar to tornado, glass scraps generated in the cutting process upwards smoothly enter the dust collector 28 under the action of convection, the condition that the scraps scratch an unprocessed area is avoided, the use of an LED screen is influenced, meanwhile, the cold air blown out cools the cutting tool, the LED screen is prevented from being deformed due to the heat generated by a cutter or a grinding tool in the cutting process, and the cutting precision is influenced.
As an improvement of the above technical solution, two sides of the upper end of the movable rod 23 are respectively and fixedly provided with a second sliding block 22, the two second sliding blocks 22 are respectively arranged in the two second sliding grooves 21, the second sliding blocks 22 are in sliding fit with the second sliding grooves 21, and the two second sliding grooves 21 are respectively and longitudinally arranged on two sides of the first groove 13.
The movable rod 23 can stably move up and down in the first groove 13 through the structures of the second sliding block 22, the second sliding groove 21 and the like;
as the improvement of the technical scheme, the cutter comprises a positioning block 30, the positioning block 30 is fixedly arranged at the bottom of a supporting rod 19, a motor box 31 is fixedly arranged on one side of the positioning block 30, a motor 32 is fixedly arranged in the motor box 31, the output end of the motor 32 penetrates through the positioning block 30 and is fixedly connected with the cutting wheel 18 through a straight rod 35, heat dissipation holes 33 are respectively formed in the top and the bottom of the motor box 31, and a dust screen 34 is arranged in each heat dissipation hole 33.
The motor 32 is started to work through the structures of the motor 32, the heat dissipation holes 33, the dust screen 34 and the like, the motor 32 drives the cutting wheel 18 to rotate, the heat dissipation holes 33 are formed to facilitate heat dissipation of the motor 32, and the dust screen 34 prevents external dust from entering the heat dissipation holes 33 and affecting the normal work of the motor 32;
as an improvement of the technical scheme, a rotating rod 36 is fixedly arranged on the inner side of the cutting wheel 18 at an equal angle, one end of the rotating rod 36, which is far away from the cutting wheel 18, is slidably arranged in an annular groove 37, and the annular groove 37 is arranged on the outer side of the positioning block 30.
The cutting wheel 18 can stably rotate through the structures such as the rotating rod 36, the annular groove 37 and the like;
as an improvement of the technical proposal, the four corners of the bottom surface of the bottom plate 7 are respectively fixedly provided with the supporting legs 8, and the air ports 42 are obliquely arranged upwards, so that an upward vortex is convenient to form, and trivial details can completely and smoothly enter the dust collector.
When the LED screen cutting device is used, the hydraulic cylinder 4 is started to extend, the hydraulic cylinder 4 drives the sliding block 3 to move up and down, the sliding block 3 drives the cutter to move down, the cutter performs cutting treatment on the LED screen, sparks or trivial details generated in the cutting process of the cutter are covered by the protective cover 27, meanwhile, the arranged dust collector 28 can completely absorb the generated trivial details by combining the annular cavity 12, the position of the support column 24 is adjusted leftwards and rightwards according to the cutting requirement, the first loose screw 26 is screwed to abut against the fixed support column 24, and the protective cover 27 is further adjusted to a proper position, so that the LED screen cutting device can adapt to cutting of LED screens of different specifications, and the problem that the existing cutting device is not provided with a protective mechanism, sparks or trivial details generated in the cutting process of the LED screen are splashed all around and easily enter human eyes to cause injury to workers is solved; the movable rod 23 can be ensured to stably move up and down in the first groove 13 through the structures of the second sliding block 22, the second sliding groove 21 and the like; the motor 32 is started to work, the motor 32 drives the cutting wheel 18 to rotate, the heat dissipation holes 33 are arranged to facilitate heat dissipation of the motor 32, and the dust screen 34 is arranged to prevent external dust from entering the heat dissipation holes 33 and affecting normal work of the motor 32; the cutting wheel 18 can be ensured to stably rotate through the structures of the rotating rod 36, the annular groove 37 and the like; place the LED screen at standing groove 11, inwards screw second elasticity screw rod 38, second elasticity screw rod 38 drives movable block 41 inward movement, and four movable blocks 41 fix the LED screen centre gripping, can fix the LED screen of different specifications, and the LED screen is fixed convenient.
The invention is not described in detail, but is well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A cutting device for processing an LED screen comprises a bottom plate (7) and is characterized in that, a vertical plate (1) is detachably and fixedly arranged on one side of the top of the bottom plate (7), a first sliding groove (2) is longitudinally formed in the inner side of the vertical plate (1), a sliding block (3) is arranged in the first sliding chute (2) in a sliding way, a hydraulic cylinder (4) is fixedly arranged at the inner top of the first sliding chute (2), the top end of the hydraulic cylinder (4) is fixedly connected with the sliding block (3), a transverse plate (9) is fixedly arranged on the inner side of the sliding block (3), a long plate (15) is fixedly arranged at the bottom of the transverse plate (9), a second mounting block (16) is fixedly arranged at the bottom of the long plate (15), a support rod (19) is fixedly arranged at the bottom of the second mounting block (16), a cutter is fixedly arranged at the bottom end of the support rod (19), and two sides of the support rod (19) are respectively and fixedly provided with a protection mechanism;
the protection mechanism comprises a supporting block (17), a fixing rod (20) is fixedly arranged at the bottom of the supporting block (17), a first groove (13) is longitudinally formed in the bottom of the fixing rod (20), a movable rod (23) is arranged in the first groove (13) in an movable manner, a telescopic rod (14) is fixedly arranged at the top of the first groove (13), the bottom end of the telescopic rod (14) is fixedly connected with the movable rod (23), a compression spring (10) is sleeved on the telescopic rod (14), a through hole (25) is formed in the lower end of the movable rod (23), a supporting column (24) is arranged in the through hole (25) in an movable manner, a protective cover (27) is fixedly arranged in the supporting column (24), a first elastic screw rod (26) is arranged at the bottom of the supporting column (24), the first elastic screw rod (26) is in threaded fit with the supporting column (24), and the supporting column (24) is abutted and fixed through screwing the first elastic screw rod (26), a dust collector (28) is installed on the inner side of the protective cover (27), a collecting box (29) is fixedly arranged on the outer side of the protective cover (27), and the collecting box (29) is connected with the dust collector (28) through a collecting pipe;
the LED screen positioning device is characterized in that a positioning mechanism is fixedly arranged at the top of the bottom plate (7) and used for fixing the position of an LED screen, the positioning mechanism comprises a square block (39), the square block (39) is fixedly arranged at the top of the bottom plate (7), a placing groove (11) is formed in the top of the square block (39), the LED screen is placed in the placing groove (11), mounting grooves (40) are respectively formed in four sides inside the placing groove (11), a movable block (41) is arranged in each mounting groove (40) in a sliding mode, second elastic screws (38) are respectively arranged on four sides outside the square block (39), the second elastic screws (38) are in threaded fit with the square block (39), and the second elastic screws (38) are fixedly connected with the movable blocks (41);
an annular cavity (12) is arranged above the square block (39), air ports (42) which are symmetrically arranged in a circumferential mode are formed in the inner side of the annular cavity (12), air inlets (43) are formed in the outer side of the annular cavity (12), and the air inlets (43) are connected with a pressurized cold air duct.
2. The cutting device for processing the LED screen according to claim 1, wherein: riser (1) bottom mounting is provided with first installation piece (6), first installation piece (6) top one side is provided with screw (5), first installation piece (6) are fixed through screw (5) of screwing on bottom plate (7).
3. The cutting device for processing the LED screen according to claim 1, wherein: two sides of the upper end of the movable rod (23) are respectively fixedly provided with a second sliding block (22), the second sliding blocks (22) are respectively arranged in two second sliding grooves (21), the second sliding blocks (22) are in sliding fit with the second sliding grooves (21), and the second sliding grooves (21) are respectively longitudinally arranged on two sides in the first groove (13).
4. The cutting device for processing the LED screen according to claim 1, wherein: the cutter comprises a positioning block (30), the positioning block (30) is fixedly arranged at the bottom of the supporting rod (19), a motor box (31) is fixedly arranged on one side of the positioning block (30), a motor (32) is fixedly arranged in the motor box (31), and the output end of the motor (32) penetrates through the positioning block (30) and is fixedly connected with the cutting wheel (18) through a straight rod (35).
5. The cutting device for processing the LED screen as claimed in claim 4, wherein: heat dissipation holes (33) are formed in the top and the bottom of the motor box (31) respectively, and dust screens (34) are installed in the heat dissipation holes (33).
6. The cutting device for processing the LED screen as claimed in claim 4, wherein: the inner side of the cutting wheel (18) is fixedly provided with a rotating rod (36) at an equal angle, one end of the rotating rod (36), which is far away from the cutting wheel (18), is limited in an annular groove (37) in a sliding manner, and the annular groove (37) is formed in the outer side of the positioning block (30).
7. The cutting device for processing the LED screen according to claim 6, wherein: and supporting legs (8) are respectively fixedly arranged at four corners of the bottom surface of the bottom plate (7).
8. The cutting device for processing the LED screen according to claim 7, wherein: the air port (42) is obliquely and upwards arranged.
CN202011120384.2A 2020-10-19 2020-10-19 Cutting device is used in processing of LED screen Active CN112171764B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011120384.2A CN112171764B (en) 2020-10-19 2020-10-19 Cutting device is used in processing of LED screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011120384.2A CN112171764B (en) 2020-10-19 2020-10-19 Cutting device is used in processing of LED screen

Publications (2)

Publication Number Publication Date
CN112171764A CN112171764A (en) 2021-01-05
CN112171764B true CN112171764B (en) 2022-06-10

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